:root {
  --bg: #f7f9fd;
  --card: rgba(255, 255, 255, .84);
  --white: #fff;
  --text: #142035;
  --muted: #66738d;
  --line: rgba(36, 55, 94, .12);
  --blue: #4169ff;
  --cyan: #8fd5ff;
  --gold: #cfa85d;
  --green: #31bd87;
  --red: #ef5f75;
  --shadow: 0 24px 70px rgba(45, 68, 116, .13);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Microsoft YaHei", "PingFang SC", "Segoe UI", Arial, sans-serif;
  background:
    radial-gradient(circle at 10% 6%, rgba(143, 213, 255, .45), transparent 28%),
    radial-gradient(circle at 92% 4%, rgba(207, 168, 93, .23), transparent 25%),
    linear-gradient(180deg, #fbfcff 0%, var(--bg) 48%, #fff 100%);
}

body.theme-dark {
  --text: #f7f8ff;
  --muted: #b7bdcc;
  --line: rgba(255, 255, 255, .12);
  background:
    radial-gradient(circle at 50% -8%, rgba(83, 66, 255, .20), transparent 28%),
    radial-gradient(circle at 94% 20%, rgba(25, 226, 255, .10), transparent 24%),
    #111;
}

body.theme-dark::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: repeating-linear-gradient(150deg, transparent 0 126px, rgba(255,255,255,.035) 126px 128px);
  opacity: .45;
}

body.theme-dark .nav-shell,
body.theme-dark main,
body.theme-dark footer {
  position: relative;
  z-index: 1;
}

body.theme-dark .nav-shell {
  background: rgba(24, 24, 28, .82);
  box-shadow: 0 20px 70px rgba(0, 0, 0, .38);
}

body.theme-dark .links,
body.theme-dark .brand {
  color: rgba(255,255,255,.88);
}

body.theme-dark .links a:hover {
  color: #19e2ff;
  background: rgba(25, 226, 255, .10);
}

body.theme-dark .btn-ghost {
  color: #fff;
  border-color: rgba(255,255,255,.16);
  background: rgba(255,255,255,.08);
}

a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; display: block; }

.wrap {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.nav-shell {
  position: sticky;
  top: 16px;
  z-index: 20;
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .74);
  backdrop-filter: blur(18px);
  box-shadow: 0 16px 45px rgba(45, 68, 116, .08);
}

.nav {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 22px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 17px;
  font-weight: 900;
  white-space: nowrap;
  letter-spacing: .04em;
}

.logo {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 15px;
  color: #fff;
  background: linear-gradient(135deg, #2f58ff, #82ceff 62%, #d4b36b);
  box-shadow: 0 12px 30px rgba(65, 105, 255, .28);
}

.links {
  display: flex;
  gap: 6px;
  color: #55627b;
  font-size: 14px;
}

.links a {
  padding: 10px 14px;
  border-radius: 999px;
  transition: .2s;
}

.links a:hover {
  color: var(--blue);
  background: rgba(65, 105, 255, .08);
}

.links a.active {
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 12px 28px rgba(65, 105, 255, .22);
}

.nav .btn.active {
  box-shadow: 0 16px 36px rgba(65, 105, 255, .34), inset 0 0 0 2px rgba(255,255,255,.34);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 19px;
  border: 0;
  border-radius: 999px;
  font-weight: 800;
  cursor: pointer;
  transition: .22s;
  white-space: nowrap;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 16px 34px rgba(65, 105, 255, .26);
}

.btn-ghost {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .66);
}

.btn-danger {
  color: #fff;
  background: linear-gradient(135deg, #ef5f75, #ff9a9a);
}

.hero {
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  align-items: center;
  gap: 58px;
  padding: 88px 0 70px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border: 1px solid rgba(65, 105, 255, .15);
  border-radius: 999px;
  background: rgba(255, 255, 255, .72);
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  box-shadow: 0 10px 35px rgba(65, 105, 255, .08);
}

.pill::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 7px rgba(49, 189, 135, .12);
}

h1 {
  margin: 24px 0 20px;
  font-size: clamp(42px, 5.4vw, 68px);
  line-height: 1.02;
  letter-spacing: -.065em;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
  letter-spacing: -.05em;
}

h3 {
  margin: 0 0 12px;
  font-size: 20px;
}

p { margin: 0; }

.grad {
  background: linear-gradient(120deg, #142035 8%, #315aff 48%, #bd9140 96%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead {
  max-width: 660px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.9;
}

.hero-copy {
  min-width: 0;
}

.hero-copy-panel {
  position: relative;
  overflow: hidden;
  padding: 34px 36px 30px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 34px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .78), rgba(248, 251, 255, .62)),
    radial-gradient(circle at 2% 4%, rgba(143, 213, 255, .26), transparent 34%),
    radial-gradient(circle at 92% 18%, rgba(207, 168, 93, .14), transparent 28%);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .10);
  backdrop-filter: blur(18px);
}

.hero-copy-panel::after {
  content: none;
}

.hero-copy-top {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid rgba(207, 168, 93, .24);
  border-radius: 999px;
  color: #9b7130;
  background: rgba(255, 248, 234, .78);
  font-size: 12px;
  font-weight: 900;
}

.hero-copy-panel h1,
.hero-copy-panel .lead,
.hero-copy-meta {
  position: relative;
  z-index: 1;
}

.hero-copy-panel h1 {
  margin: 22px 0 18px;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.04;
}

.hero-copy-panel .lead {
  max-width: 620px;
  padding: 14px 18px;
  border-left: 4px solid rgba(65, 105, 255, .28);
  border-radius: 18px;
  background: rgba(255, 255, 255, .48);
  font-size: 17px;
}

.hero-copy-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.hero-copy-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 13px;
  border: 1px solid rgba(65, 105, 255, .12);
  border-radius: 999px;
  color: #44546f;
  background: rgba(255, 255, 255, .68);
  font-size: 13px;
  font-weight: 800;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 38px;
}

.card,
.stat,
.feature-card,
.price-card,
.step-card,
.faq-card,
.admin-card,
.installer-card {
  border: 1px solid var(--line);
  background: var(--card);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 55px rgba(45, 68, 116, .08);
}

.stat {
  padding: 18px;
  border-radius: 22px;
}

.stat strong {
  display: block;
  font-size: 26px;
  letter-spacing: -.04em;
}

.small, .stat span {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.preview {
  position: relative;
  min-height: 560px;
  border: 1px solid var(--line);
  border-radius: 40px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, .94), rgba(248, 251, 255, .78)),
    linear-gradient(135deg, rgba(65, 105, 255, .10), rgba(207, 168, 93, .10));
  box-shadow: var(--shadow);
  overflow: hidden;
}

.preview::before {
  content: "";
  position: absolute;
  top: -110px;
  right: -80px;
  width: 330px;
  height: 330px;
  border-radius: 50%;
  background: rgba(65, 105, 255, .16);
}

.window {
  position: relative;
  margin: 28px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: #fff;
  box-shadow: 0 30px 80px rgba(45, 68, 116, .14);
  overflow: hidden;
}

.window-head {
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fff, #f8faff);
}

.dots { display: flex; gap: 8px; }
.dots i { width: 10px; height: 10px; border-radius: 50%; display: block; }
.dots i:nth-child(1) { background: #ff7777; }
.dots i:nth-child(2) { background: #ffc95a; }
.dots i:nth-child(3) { background: #36cf91; }

.window-body { padding: 22px; }

.status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: linear-gradient(135deg, #f5f8ff, #fff9ef);
}

.play {
  width: 116px;
  height: 116px;
  flex: 0 0 116px;
  display: grid;
  place-items: center;
  border-radius: 36px;
  color: #fff;
  font-size: 34px;
  background: linear-gradient(135deg, #315aff, #8ed5ff);
  box-shadow: 0 20px 45px rgba(65, 105, 255, .26);
}

.bar-box {
  margin: 22px 0;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fbfcff;
}

.bar-title {
  display: flex;
  justify-content: space-between;
  color: #40506d;
  font-size: 14px;
  font-weight: 800;
}

.bar {
  height: 10px;
  margin-top: 14px;
  border-radius: 999px;
  background: #e9eef9;
  overflow: hidden;
}

.bar i {
  display: block;
  width: 76%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #315aff, #8ed5ff, #d4b36b);
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.mini {
  min-height: 108px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, .78);
}

.mini b { display: block; margin-bottom: 9px; }

.float-card {
  position: absolute;
  right: 14px;
  bottom: 32px;
  width: 230px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, .84);
  backdrop-filter: blur(16px);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .16);
}

.float-card strong {
  display: block;
  margin: 7px 0;
  font-size: 24px;
  letter-spacing: -.03em;
}

section { padding: 74px 0; }

.page-hero {
  padding: 84px 0 42px;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 30px;
}

.kicker {
  margin-bottom: 12px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.section-head p {
  max-width: 520px;
  color: var(--muted);
  line-height: 1.8;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.home-feature-grid {
  display: grid !important;
  grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  align-items: stretch;
}

.home-feature-grid .card-link,
.home-feature-grid .feature-card {
  min-width: 0;
  height: 100%;
}

.home-feature-grid .feature-card {
  display: flex;
  flex-direction: column;
}

.home-feature-grid .media-box {
  aspect-ratio: 16 / 9;
}

.home-feature-grid .card-body {
  flex: 1;
}

.home-feature-grid h3 {
  font-size: 20px;
}

.home-feature-grid .content-text {
  font-size: 14px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.feature-card,
.price-card,
.step-card,
.faq-card {
  overflow: hidden;
  border-radius: var(--radius);
  transition: .22s;
}

.feature-card:hover,
.price-card:hover,
.step-card:hover,
.faq-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .13);
}

.card-body {
  padding: 24px;
}

.icon {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 18px;
  color: #fff;
  font-size: 22px;
  background: linear-gradient(135deg, #315aff, #8ed5ff);
  box-shadow: 0 14px 30px rgba(65, 105, 255, .22);
}

.feature-card:nth-child(2n) .icon {
  background: linear-gradient(135deg, #cfa85d, #ffe2a4);
}

.content-text {
  color: var(--muted);
  line-height: 1.82;
  white-space: pre-line;
}

.media-box {
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: linear-gradient(135deg, #eef4ff, #fff8ea);
  border-bottom: 1px solid var(--line);
}

.media-box img,
.media-box video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.price-card {
  position: relative;
  padding: 28px;
}

.price-card.recommend {
  transform: translateY(-12px);
  border-color: rgba(65, 105, 255, .34);
  background: linear-gradient(180deg, rgba(255,255,255,.96), rgba(245,248,255,.9));
  box-shadow: 0 30px 90px rgba(65, 105, 255, .18);
}

.badge {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 7px 11px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #315aff, #8ed5ff);
  font-size: 12px;
  font-weight: 900;
}

.money {
  display: flex;
  align-items: baseline;
  gap: 5px;
  margin: 24px 0;
}

.money strong { font-size: 46px; letter-spacing: -.06em; }
.money small { color: var(--muted); }

ul.clean {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 0 0 26px;
  list-style: none;
}

ul.clean li {
  display: flex;
  gap: 10px;
  color: #47546d;
  line-height: 1.5;
}

ul.clean li::before {
  content: "✓";
  flex: 0 0 22px;
  width: 22px;
  height: 22px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: #fff;
  background: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.step-card {
  padding: 24px;
  border-radius: 26px;
}

.num {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  margin-bottom: 18px;
  border-radius: 16px;
  color: var(--blue);
  background: rgba(65, 105, 255, .09);
  font-weight: 900;
}

.locked-card {
  border: 1px dashed rgba(65, 105, 255, .28);
  background:
    linear-gradient(135deg, rgba(255,255,255,.90), rgba(246,249,255,.78)),
    radial-gradient(circle at 98% 10%, rgba(143, 213, 255, .20), transparent 34%);
}

.steps .locked-card,
.grid-2 .locked-card {
  grid-column: 1 / -1;
}

.showcase {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 18px;
}

.screen {
  min-height: 390px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.90), rgba(255,255,255,.66)),
    radial-gradient(circle at 20% 10%, rgba(65, 105, 255, .18), transparent 34%),
    radial-gradient(circle at 92% 20%, rgba(207, 168, 93, .20), transparent 30%);
  box-shadow: var(--shadow);
}

.screen-tiles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 42px;
}

.tile {
  min-height: 86px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(255, 255, 255, .78);
  color: var(--muted);
}

.faq-card .media-box {
  aspect-ratio: 16 / 7;
}

.installer-card {
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 26px;
  align-items: center;
  padding: 34px;
  border-radius: 36px;
  background: linear-gradient(135deg, rgba(49, 90, 255, .08), rgba(255, 255, 255, .92)), #fff;
}

.manual-hero {
  padding: 74px 0 34px;
}

.manual-hero-inner {
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
}

.manual-hero h1 {
  margin: 10px 0 16px;
  font-size: clamp(40px, 5.2vw, 62px);
  line-height: 1.08;
}

.manual-hero p {
  max-width: 680px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.manual-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.manual-tabs a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .72);
  color: #4f5f7a;
  font-weight: 900;
  box-shadow: 0 12px 34px rgba(45, 68, 116, .06);
  transition: .22s;
}

.manual-tabs a:hover,
.manual-tabs a.active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, #315aff, #82ceff);
  box-shadow: 0 18px 40px rgba(65, 105, 255, .22);
  transform: translateY(-2px);
}

.manual-section {
  padding-top: 26px;
}

.manual-title-row {
  width: min(900px, 100%);
  margin: 0 auto 24px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
}

.manual-title-row h2 {
  font-size: clamp(28px, 3.2vw, 40px);
}

.manual-title-row span {
  color: var(--muted);
  font-weight: 800;
}

.manual-list {
  width: min(900px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 16px;
}

.manual-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 82px;
  padding: 20px 22px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 22px;
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 18px 50px rgba(45, 68, 116, .07);
  backdrop-filter: blur(16px);
  transition: .22s;
}

.manual-row:hover {
  transform: translateY(-3px);
  border-color: rgba(65, 105, 255, .24);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .12);
}

.manual-row-main {
  min-width: 0;
}

.manual-row-main h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.35;
}

.manual-row-main p {
  margin-top: 7px;
  color: var(--muted);
  line-height: 1.7;
}

.manual-row-side {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.manual-badge {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 13px;
  border-radius: 999px;
  color: #17815e;
  background: rgba(49, 189, 135, .14);
  font-size: 13px;
  font-weight: 900;
}

.manual-badge.warning {
  color: #a66600;
  background: rgba(207, 168, 93, .20);
}

.manual-arrow {
  color: #8a96ad;
  font-size: 30px;
  line-height: 1;
}

.manual-empty {
  padding: 28px;
  border: 1px dashed rgba(65, 105, 255, .24);
  border-radius: 22px;
  color: var(--muted);
  background: rgba(255, 255, 255, .62);
  text-align: center;
}

.changelog-hero {
  padding: 76px 0 44px;
  text-align: center;
}

.changelog-hero h1 {
  margin: 0;
  color: var(--text);
  font-size: clamp(42px, 5vw, 62px);
  line-height: 1.05;
  letter-spacing: -.05em;
}

.changelog-hero i {
  display: block;
  width: 80px;
  height: 5px;
  margin: 18px auto 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, #7b52ff, #19e2ff);
}

.changelog-hero p {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
}

.changelog-list {
  width: min(980px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 30px;
  padding: 18px 0 86px;
}

.changelog-card {
  position: relative;
  overflow: hidden;
  padding: 30px 34px 34px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-left: 4px solid var(--blue);
  border-radius: 28px;
  color: var(--text);
  background:
    linear-gradient(135deg, rgba(255,255,255,.92), rgba(248,251,255,.82)),
    radial-gradient(circle at 96% 12%, rgba(143, 213, 255, .24), transparent 30%);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .11);
  backdrop-filter: blur(16px);
}

.changelog-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(120deg, rgba(65,105,255,.08), transparent 44%);
}

.changelog-card > * {
  position: relative;
  z-index: 1;
}

.changelog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--blue);
  font-size: 15px;
  font-weight: 900;
}

.changelog-card h2 {
  margin: 18px 0 18px;
  color: var(--text);
  font-size: clamp(24px, 2.6vw, 30px);
  letter-spacing: -.03em;
}

.changelog-text {
  color: #4c5a73;
  font-size: 16px;
  line-height: 1.8;
}

.changelog-media {
  overflow: hidden;
  margin-top: 24px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 22px;
  background: #f6f9ff;
}

.changelog-media img,
.changelog-media video {
  width: 100%;
  max-height: 520px;
  object-fit: contain;
}

.changelog-empty {
  border-left-color: var(--cyan);
}

.portal-login-section {
  padding: 78px 0 88px;
}

.portal-login-card {
  display: grid;
  grid-template-columns: 1fr 430px;
  gap: 34px;
  align-items: center;
  padding: 42px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 40px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .88), rgba(248, 251, 255, .70)),
    radial-gradient(circle at 8% 10%, rgba(143, 213, 255, .24), transparent 34%),
    radial-gradient(circle at 92% 16%, rgba(207, 168, 93, .14), transparent 30%);
  box-shadow: var(--shadow);
}

.portal-login-copy h1 {
  margin: 14px 0 18px;
  font-size: clamp(42px, 5.4vw, 68px);
  line-height: 1.04;
}

.portal-login-copy p {
  max-width: 640px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.9;
}

.portal-login-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.portal-login-points span {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  border: 1px solid rgba(65, 105, 255, .13);
  border-radius: 999px;
  background: rgba(255, 255, 255, .68);
  color: #44546f;
  font-size: 13px;
  font-weight: 900;
}

.portal-login-form {
  display: grid;
  gap: 15px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background: rgba(255, 255, 255, .86);
  box-shadow: 0 20px 60px rgba(45, 68, 116, .10);
}

.portal-login-form h2 {
  font-size: clamp(26px, 3vw, 36px);
}

.portal-login-form .small {
  margin-top: 2px;
}

.portal-center-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 22px;
  padding: 64px 0 24px;
}

.portal-center-hero h1 {
  margin: 8px 0 10px;
  font-size: clamp(42px, 5vw, 64px);
}

.portal-center-hero p {
  color: var(--muted);
}

.portal-center-hero strong {
  color: var(--text);
  word-break: break-all;
}

.portal-stat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 18px 0 34px;
}

.portal-stat-card {
  padding: 24px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 28px;
  background: rgba(255, 255, 255, .84);
  box-shadow: 0 18px 55px rgba(45, 68, 116, .08);
}

.portal-stat-card span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
}

.portal-stat-card strong {
  display: block;
  margin: 10px 0 8px;
  font-size: clamp(20px, 2vw, 27px);
  line-height: 1.18;
  letter-spacing: -.02em;
  word-break: break-all;
}

.portal-stat-card p {
  color: var(--muted);
  line-height: 1.72;
}

.portal-stat-card.ok {
  border-color: rgba(49, 189, 135, .24);
  background: linear-gradient(135deg, rgba(49, 189, 135, .12), rgba(255, 255, 255, .88));
}

.portal-stat-card.warning {
  border-color: rgba(207, 168, 93, .30);
  background: linear-gradient(135deg, rgba(207, 168, 93, .16), rgba(255, 255, 255, .88));
}

.portal-stat-card.danger {
  border-color: rgba(239, 95, 117, .25);
  background: linear-gradient(135deg, rgba(239, 95, 117, .13), rgba(255, 255, 255, .88));
}

.portal-download-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 18px 0 78px;
  padding: 32px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .88), rgba(248, 251, 255, .72)),
    radial-gradient(circle at 100% 0, rgba(65, 105, 255, .10), transparent 34%);
  box-shadow: 0 18px 55px rgba(45, 68, 116, .08);
}

.portal-download-card h2 {
  margin-bottom: 12px;
  font-size: clamp(28px, 3.2vw, 40px);
}

.portal-download-card p {
  max-width: 680px;
  color: var(--muted);
  line-height: 1.85;
}

.portal-download-card strong {
  display: inline-flex;
  margin-top: 14px;
  color: var(--text);
  font-size: 18px;
}

.portal-layout {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding-bottom: 78px;
}

.portal-main {
  min-width: 0;
}

.portal-layout .portal-stat-grid {
  padding-top: 0;
}

.portal-layout .portal-download-card {
  margin-bottom: 0;
}

.portal-sidebar {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 16px;
}

.portal-user-card,
.portal-side-nav,
.portal-profile-card,
.portal-my-suggestions-card,
.admin-user-item {
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 28px;
  background: rgba(255, 255, 255, .86);
  box-shadow: 0 18px 55px rgba(45, 68, 116, .08);
  backdrop-filter: blur(16px);
}

.portal-user-card {
  display: grid;
  justify-items: center;
  gap: 8px;
  padding: 24px;
  text-align: center;
}

.portal-avatar,
.portal-profile-avatar,
.admin-user-avatar {
  width: 76px;
  height: 76px;
  border-radius: 24px;
  object-fit: cover;
  box-shadow: 0 16px 34px rgba(65, 105, 255, .18);
}

.portal-avatar-empty {
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 28px;
  font-weight: 900;
  background: linear-gradient(135deg, #315aff, #82ceff 62%, #d4b36b);
}

.portal-user-card strong {
  font-size: 20px;
}

.portal-user-card span {
  color: var(--muted);
  font-size: 13px;
}

.portal-side-nav {
  display: grid;
  gap: 8px;
  padding: 14px;
}

.portal-side-nav a {
  padding: 13px 14px;
  border-radius: 16px;
  color: #52617b;
  font-weight: 900;
}

.portal-side-nav a:hover,
.portal-side-nav a.active {
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 14px 30px rgba(65, 105, 255, .20);
}

.portal-profile-card {
  padding: 30px;
}

.portal-my-suggestions-card {
  margin-top: 22px;
  padding: 30px;
}

.portal-section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.portal-section-title h2 {
  margin-top: 8px;
  font-size: clamp(26px, 3vw, 38px);
}

.portal-suggestion-list {
  display: grid;
  gap: 14px;
}

.portal-suggestion-row {
  padding: 18px;
  border: 1px solid rgba(65, 105, 255, .10);
  border-radius: 22px;
  background: rgba(248, 251, 255, .72);
}

.portal-suggestion-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 8px;
}

.portal-suggestion-head strong {
  line-height: 1.55;
}

.portal-suggestion-content {
  margin-top: 10px;
  color: #4c5a73;
  line-height: 1.8;
}

.portal-profile-card h2 {
  margin-bottom: 18px;
  font-size: clamp(28px, 3vw, 40px);
}

.portal-profile-preview {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 22px;
  padding: 18px;
  border: 1px solid rgba(65, 105, 255, .10);
  border-radius: 24px;
  background: rgba(248, 251, 255, .70);
}

.portal-profile-preview strong {
  display: block;
  font-size: 22px;
}

.portal-profile-preview p {
  margin-top: 6px;
  color: var(--muted);
}

.required {
  color: var(--red);
}

.admin-user-list {
  display: grid;
  gap: 18px;
}

.admin-user-item {
  padding: 22px;
}

.admin-user-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.admin-user-avatar {
  width: 62px;
  height: 62px;
  border-radius: 20px;
  flex: 0 0 auto;
}

.admin-user-status {
  display: inline-flex;
  margin-top: 8px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
}

.admin-user-status.ok {
  color: #17815e;
  background: rgba(49, 189, 135, .14);
}

.admin-user-status.banned {
  color: #b4233f;
  background: rgba(239, 95, 117, .15);
}

.suggestion-layout {
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.suggestion-panel,
.suggestion-card,
.admin-suggestion-item {
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 28px;
  background: rgba(255, 255, 255, .86);
  box-shadow: 0 18px 55px rgba(45, 68, 116, .08);
  backdrop-filter: blur(16px);
}

.suggestion-panel {
  position: sticky;
  top: 104px;
  padding: 26px;
}

.suggestion-panel h3 {
  margin-bottom: 16px;
  font-size: 24px;
}

.suggestion-panel textarea {
  min-height: 150px;
}

.suggestion-limit-box {
  margin: 18px 0;
  padding: 16px;
  border: 1px solid rgba(207, 168, 93, .20);
  border-radius: 20px;
  background: rgba(207, 168, 93, .10);
}

.suggestion-limit-box span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.suggestion-limit-box strong {
  display: block;
  margin-top: 7px;
  font-size: 17px;
}

.suggestion-track-shell {
  min-width: 0;
  padding: 26px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .90), rgba(248, 251, 255, .76)),
    radial-gradient(circle at 100% 0, rgba(65, 105, 255, .10), transparent 34%);
  box-shadow: 0 22px 65px rgba(45, 68, 116, .10);
  backdrop-filter: blur(16px);
}

.suggestion-track-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.suggestion-track-head h2 {
  margin-top: 8px;
  font-size: clamp(26px, 3vw, 38px);
}

.suggestion-track-head > span,
.portal-record-count {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 13px;
  border: 1px solid rgba(65, 105, 255, .12);
  border-radius: 999px;
  color: var(--blue);
  background: rgba(65, 105, 255, .07);
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
}

.suggestion-track-list {
  position: relative;
  display: grid;
  gap: 18px;
  max-height: 720px;
  overflow-y: auto;
  padding: 8px 8px 8px 30px;
  scroll-snap-type: y proximity;
}

.suggestion-track-list::before {
  content: "";
  position: absolute;
  top: 14px;
  bottom: 14px;
  left: 11px;
  width: 3px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(65,105,255,.24), rgba(143,213,255,.42), rgba(207,168,93,.22));
}

.suggestion-track-list::-webkit-scrollbar {
  width: 9px;
}

.suggestion-track-list::-webkit-scrollbar-track {
  border-radius: 999px;
  background: rgba(65, 105, 255, .07);
}

.suggestion-track-list::-webkit-scrollbar-thumb {
  border: 2px solid rgba(248, 251, 255, .9);
  border-radius: 999px;
  background: linear-gradient(180deg, #72c3ff, #315aff);
}

.suggestion-list {
  display: grid;
  gap: 16px;
}

.suggestion-card {
  padding: 22px;
}

.suggestion-slide {
  position: relative;
  scroll-snap-align: start;
}

.suggestion-slide::before {
  content: "";
  position: absolute;
  top: 28px;
  left: -25px;
  width: 13px;
  height: 13px;
  border: 4px solid #fff;
  border-radius: 50%;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 8px 18px rgba(65, 105, 255, .22);
}

.suggestion-meta,
.admin-suggestion-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.suggestion-meta strong {
  color: var(--text);
  font-size: 18px;
}

.suggestion-meta span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.suggestion-status {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-height: 28px;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}

.suggestion-status.pending {
  color: #a66600;
  background: rgba(207, 168, 93, .18);
}

.suggestion-status.adopted {
  color: #17815e;
  background: rgba(49, 189, 135, .14);
}

.suggestion-status.rejected {
  color: #b4233f;
  background: rgba(239, 95, 117, .15);
}

.suggestion-card > p,
.suggestion-origin {
  color: #4c5a73;
  line-height: 1.8;
}

.suggestion-reply {
  margin-top: 16px;
  padding: 16px;
  border: 1px solid rgba(65, 105, 255, .11);
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(65,105,255,.08), rgba(143,213,255,.08));
}

.suggestion-reply span {
  display: inline-flex;
  margin-bottom: 8px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.suggestion-reply p {
  color: #40506b;
  line-height: 1.8;
}

.admin-suggestion-list {
  display: grid;
  gap: 18px;
}

.admin-suggestion-toolbar,
.admin-detail-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.admin-suggestion-toolbar h3 {
  margin-bottom: 6px;
}

.admin-suggestion-track-shell {
  margin-top: 18px;
  max-height: 680px;
  overflow-y: auto;
  padding: 8px 10px 8px 0;
}

.admin-suggestion-track-shell::-webkit-scrollbar {
  width: 9px;
}

.admin-suggestion-track-shell::-webkit-scrollbar-track {
  border-radius: 999px;
  background: rgba(65, 105, 255, .07);
}

.admin-suggestion-track-shell::-webkit-scrollbar-thumb {
  border: 2px solid rgba(248, 251, 255, .95);
  border-radius: 999px;
  background: linear-gradient(180deg, #72c3ff, #315aff);
}

.admin-suggestion-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 18px;
  padding: 18px 20px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 22px;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 14px 38px rgba(45, 68, 116, .07);
  transition: .22s;
}

.admin-suggestion-row:hover {
  transform: translateY(-2px);
  border-color: rgba(65, 105, 255, .20);
  box-shadow: 0 18px 48px rgba(65, 105, 255, .12);
}

.admin-suggestion-row-main {
  min-width: 0;
}

.admin-suggestion-row-main strong {
  display: block;
  margin-bottom: 7px;
  color: var(--text);
  font-size: 17px;
}

.admin-suggestion-row-main p {
  color: #52617b;
  line-height: 1.65;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-suggestion-row-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
  min-width: 260px;
}

.admin-suggestion-row-meta small {
  color: var(--muted);
  font-weight: 800;
}

.admin-suggestion-row-meta em {
  color: var(--blue);
  font-style: normal;
  font-weight: 900;
}

.admin-suggestion-item {
  padding: 22px;
}

.suggestion-origin {
  margin-bottom: 18px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(248, 251, 255, .74);
}

.admin-suggestion-actions {
  display: flex;
  align-items: end;
  gap: 10px;
}

.admin-suggestion-badges {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.admin-suggestion-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.admin-suggestion-detail-head strong {
  display: block;
  margin-bottom: 7px;
  font-size: 20px;
}

.admin-suggestion-detail-content {
  margin-bottom: 22px;
  font-size: 15px;
}

.admin-suggestion-detail-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-feedback-hero {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 24px;
  align-items: stretch;
  padding: 28px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.94), rgba(248,251,255,.82)),
    radial-gradient(circle at 12% 0, rgba(143,213,255,.28), transparent 32%),
    radial-gradient(circle at 100% 12%, rgba(207,168,93,.18), transparent 28%);
}

.admin-feedback-hero::after {
  content: "";
  position: absolute;
  inset: auto -80px -120px auto;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(65, 105, 255, .08);
  pointer-events: none;
}

.admin-feedback-hero-copy {
  position: relative;
  z-index: 1;
}

.admin-feedback-hero-copy h2 {
  margin-top: 10px;
  font-size: clamp(32px, 4vw, 52px);
}

.admin-feedback-hero-copy .content-text {
  max-width: 720px;
  margin-top: 14px;
  line-height: 1.85;
}

.admin-feedback-stats {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.admin-feedback-stats div {
  padding: 18px;
  border: 1px solid rgba(65, 105, 255, .10);
  border-radius: 22px;
  background: rgba(255, 255, 255, .76);
  box-shadow: 0 14px 35px rgba(45, 68, 116, .07);
}

.admin-feedback-stats span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.admin-feedback-stats strong {
  display: block;
  margin-top: 8px;
  color: var(--text);
  font-size: 28px;
  line-height: 1;
}

.admin-feedback-panel {
  padding: 24px;
}

.admin-feedback-panel .admin-suggestion-toolbar {
  padding: 4px 4px 18px;
  border-bottom: 1px solid rgba(36, 55, 94, .08);
}

.admin-feedback-track {
  display: grid;
  gap: 14px;
  max-height: 690px;
  overflow-y: auto;
  padding: 18px 10px 4px 2px;
  scroll-snap-type: y proximity;
}

.admin-feedback-track::-webkit-scrollbar {
  width: 10px;
}

.admin-feedback-track::-webkit-scrollbar-track {
  border-radius: 999px;
  background: rgba(65, 105, 255, .06);
}

.admin-feedback-track::-webkit-scrollbar-thumb {
  border: 2px solid rgba(255, 255, 255, .92);
  border-radius: 999px;
  background: linear-gradient(180deg, #8fd5ff, #4169ff);
}

.admin-feedback-item {
  position: relative;
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) 132px;
  gap: 16px;
  align-items: center;
  min-height: 116px;
  padding: 18px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.96), rgba(248,251,255,.82)),
    radial-gradient(circle at 0 0, rgba(143,213,255,.18), transparent 34%);
  box-shadow: 0 16px 45px rgba(45, 68, 116, .08);
  scroll-snap-align: start;
  transition: .22s;
}

.admin-feedback-item:hover {
  transform: translateY(-2px);
  border-color: rgba(65, 105, 255, .22);
  box-shadow: 0 22px 58px rgba(65, 105, 255, .14);
}

.admin-feedback-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 22px;
  bottom: 22px;
  width: 4px;
  border-radius: 0 999px 999px 0;
  background: linear-gradient(180deg, #315aff, #8fd5ff);
  opacity: .82;
}

.admin-feedback-index {
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border-radius: 22px;
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 14px 30px rgba(65, 105, 255, .22);
}

.admin-feedback-index span {
  font-size: 15px;
  font-weight: 900;
}

.admin-feedback-body {
  min-width: 0;
}

.admin-feedback-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}

.admin-feedback-title-row strong {
  display: block;
  color: var(--text);
  font-size: 18px;
  line-height: 1.35;
}

.admin-feedback-title-row span:not(.suggestion-status) {
  display: inline-flex;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.admin-feedback-body > p {
  color: #46566f;
  line-height: 1.75;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-feedback-info {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.admin-feedback-info span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid rgba(65, 105, 255, .10);
  border-radius: 999px;
  color: #5b6882;
  background: rgba(65, 105, 255, .05);
  font-size: 12px;
  font-weight: 800;
}

.admin-feedback-action {
  display: grid;
  justify-items: end;
  gap: 12px;
}

.admin-feedback-action .admin-user-status {
  margin-top: 0;
}

.admin-feedback-action em {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  padding: 0 14px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 12px 26px rgba(65, 105, 255, .20);
  font-style: normal;
  font-size: 13px;
  font-weight: 900;
}

.admin-feedback-action em::after {
  content: "→";
}

.code {
  overflow: hidden;
  border: 1px solid rgba(22, 32, 51, .1);
  border-radius: 24px;
  background: #111827;
  color: #dbeafe;
  box-shadow: 0 22px 60px rgba(17, 24, 39, .18);
}

.code-head {
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  color: #93a4bd;
  font-size: 13px;
}

pre {
  margin: 0;
  padding: 22px;
  overflow: auto;
  line-height: 1.75;
  font-family: Consolas, "Microsoft YaHei", monospace;
  font-size: 13px;
}

.cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  margin: 74px 0 40px;
  padding: 44px;
  border-radius: 38px;
  color: #fff;
  background:
    radial-gradient(circle at 20% 0%, rgba(143, 213, 255, .36), transparent 35%),
    linear-gradient(135deg, #142035, #2848b8 72%, #cfa85d);
  box-shadow: 0 30px 90px rgba(20, 32, 53, .24);
}

.cta p {
  max-width: 650px;
  color: rgba(255, 255, 255, .76);
  line-height: 1.8;
}

.cta .btn-ghost {
  color: #fff;
  border-color: rgba(255,255,255,.22);
  background: rgba(255,255,255,.12);
}

footer {
  padding: 32px 0 46px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

.admin-shell {
  padding: 54px 0;
}

.admin-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 18px;
  align-items: start;
}

.admin-sidebar,
.admin-card {
  border-radius: 26px;
  padding: 20px;
}

.admin-sidebar {
  position: sticky;
  top: 102px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 18px 55px rgba(45, 68, 116, .08);
}

.admin-sidebar a {
  display: block;
  margin-top: 8px;
  padding: 12px 14px;
  border-radius: 16px;
  color: #51607a;
  font-weight: 800;
}

.admin-sidebar a:hover {
  color: var(--blue);
  background: rgba(65, 105, 255, .08);
}

.admin-card {
  margin-bottom: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.field {
  display: grid;
  gap: 8px;
}

.field.full { grid-column: 1 / -1; }

label {
  color: #40506d;
  font-size: 14px;
  font-weight: 900;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, .86);
  color: var(--text);
  font: inherit;
  padding: 13px 14px;
  outline: none;
}

textarea { min-height: 140px; resize: vertical; }

input:focus,
textarea:focus,
select:focus {
  border-color: rgba(65, 105, 255, .48);
  box-shadow: 0 0 0 4px rgba(65, 105, 255, .09);
}

.message {
  margin-bottom: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(49, 189, 135, .10);
  color: #0b7c56;
  border: 1px solid rgba(49, 189, 135, .22);
  font-weight: 800;
}

.error {
  margin-bottom: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(239, 95, 117, .10);
  color: #af2f45;
  border: 1px solid rgba(239, 95, 117, .22);
  font-weight: 800;
}

body.admin-body {
  background:
    linear-gradient(135deg, rgba(65, 105, 255, .06) 0 1px, transparent 1px 100%),
    linear-gradient(45deg, rgba(143, 213, 255, .08) 0 1px, transparent 1px 100%),
    radial-gradient(circle at 8% 0, rgba(143, 213, 255, .38), transparent 28%),
    radial-gradient(circle at 96% 6%, rgba(207, 168, 93, .17), transparent 26%),
    linear-gradient(180deg, #fbfdff 0%, #f5f8ff 48%, #ffffff 100%);
  background-size: 34px 34px, 34px 34px, auto, auto, auto;
}

body.admin-body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(255,255,255,.70), transparent 34%, rgba(255,255,255,.55)),
    radial-gradient(circle at 50% -10%, rgba(65,105,255,.10), transparent 34%);
  z-index: 0;
}

body.admin-body .admin-top-shell,
body.admin-body .admin-shell {
  position: relative;
  z-index: 1;
}

.admin-top-shell {
  position: sticky;
  top: 14px;
  z-index: 30;
  margin-top: 14px;
}

.admin-topbar {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 16px;
  border: 1px solid rgba(36, 55, 94, .11);
  border-radius: 30px;
  background: rgba(255, 255, 255, .82);
  box-shadow: 0 18px 55px rgba(45, 68, 116, .10);
  backdrop-filter: blur(20px);
}

.admin-top-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 230px;
}

.admin-top-logo,
.admin-side-logo {
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff 68%, #d4b36b);
  box-shadow: 0 16px 34px rgba(65, 105, 255, .24);
}

.admin-top-logo {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  font-size: 20px;
  font-weight: 900;
}

.admin-top-brand strong {
  display: block;
  color: var(--text);
  font-size: 16px;
  letter-spacing: .02em;
}

.admin-top-brand em {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
  font-weight: 800;
}

.admin-top-links {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-top-links a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(65, 105, 255, .10);
  border-radius: 999px;
  color: #55627b;
  background: rgba(248, 251, 255, .72);
  font-size: 13px;
  font-weight: 900;
  transition: .22s;
}

.admin-top-links a:hover {
  color: var(--blue);
  border-color: rgba(65, 105, 255, .22);
  background: rgba(65, 105, 255, .07);
}

.admin-logout {
  min-height: 40px;
}

body.admin-body .admin-shell {
  padding: 28px 0 74px;
}

body.admin-body .admin-layout {
  display: grid;
  grid-template-columns: 292px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

body.admin-body .admin-content {
  min-width: 0;
}

body.admin-body .admin-sidebar {
  position: sticky;
  top: 108px;
  display: grid;
  gap: 16px;
  padding: 16px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 34px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.92), rgba(248,251,255,.78)),
    radial-gradient(circle at 0 0, rgba(143,213,255,.22), transparent 36%);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .12);
  backdrop-filter: blur(20px);
}

.admin-brand-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  border: 1px solid rgba(255,255,255,.60);
  border-radius: 26px;
  background:
    radial-gradient(circle at 100% 0, rgba(143,213,255,.30), transparent 42%),
    linear-gradient(135deg, #17243a, #315aff 76%, #72c3ff);
  box-shadow: 0 20px 50px rgba(49, 90, 255, .20);
}

.admin-side-logo {
  width: 54px;
  height: 54px;
  flex: 0 0 54px;
  border-radius: 20px;
  font-size: 23px;
  font-weight: 900;
}

.admin-brand-card strong {
  display: block;
  color: #fff;
  font-size: 17px;
  line-height: 1.35;
}

.admin-brand-card span {
  display: block;
  margin-top: 4px;
  color: rgba(255,255,255,.72);
  font-size: 12px;
  font-weight: 800;
}

.admin-side-nav {
  display: grid;
  gap: 8px;
}

body.admin-body .admin-sidebar a {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-top: 0;
  padding: 12px 13px;
  border: 1px solid transparent;
  border-radius: 18px;
  color: #53627c;
  font-size: 14px;
  font-weight: 900;
  transition: .22s;
}

.admin-nav-icon {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  flex: 0 0 30px;
  border-radius: 12px;
  color: var(--blue);
  background: rgba(65, 105, 255, .08);
  font-size: 14px;
}

body.admin-body .admin-sidebar a:hover,
body.admin-body .admin-sidebar a.active {
  color: var(--blue);
  border-color: rgba(65, 105, 255, .14);
  background: linear-gradient(135deg, rgba(65,105,255,.10), rgba(143,213,255,.10));
  transform: translateX(4px);
}

body.admin-body .admin-sidebar a.active .admin-nav-icon {
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 10px 24px rgba(65, 105, 255, .20);
}

.admin-side-note {
  padding: 15px;
  border: 1px solid rgba(36, 55, 94, .09);
  border-radius: 22px;
  background: rgba(255, 255, 255, .64);
}

.admin-side-note span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
}

.admin-side-note strong {
  display: block;
  margin-top: 5px;
  color: var(--text);
  font-size: 16px;
}

.admin-side-note p {
  margin-top: 7px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.7;
}

.admin-content-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
  padding: 22px 26px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 32px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.92), rgba(248,251,255,.74)),
    radial-gradient(circle at 100% 0, rgba(65,105,255,.09), transparent 36%);
  box-shadow: 0 20px 62px rgba(45, 68, 116, .09);
  backdrop-filter: blur(18px);
}

.admin-content-head span {
  color: var(--blue);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .10em;
}

.admin-content-head h1 {
  margin: 7px 0 0;
  font-size: clamp(28px, 3.2vw, 42px);
  letter-spacing: -.04em;
}

.admin-content-head p {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

body.admin-body .admin-card {
  margin-bottom: 20px;
  padding: 24px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 30px;
  background:
    linear-gradient(135deg, rgba(255,255,255,.92), rgba(248,251,255,.78));
  box-shadow: 0 20px 62px rgba(45, 68, 116, .09);
  backdrop-filter: blur(18px);
}

body.admin-body .admin-card h2 {
  margin-top: 8px;
}

body.admin-body .admin-card h3 {
  color: var(--text);
  letter-spacing: -.02em;
}

body.admin-body .grid-2 {
  gap: 18px;
}

.admin-dashboard-card {
  position: relative;
  overflow: hidden;
}

.admin-dashboard-card::after {
  content: "";
  position: absolute;
  right: -34px;
  top: -34px;
  width: 108px;
  height: 108px;
  border-radius: 50%;
  background: rgba(65, 105, 255, .08);
}

.admin-dashboard-card strong {
  display: block;
  margin: 12px 0 4px;
  color: var(--blue);
  line-height: 1;
}

body.admin-body input,
body.admin-body textarea,
body.admin-body select {
  border-color: rgba(36, 55, 94, .12);
  border-radius: 18px;
  background: rgba(255,255,255,.90);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.70);
}

body.admin-body input:focus,
body.admin-body textarea:focus,
body.admin-body select:focus {
  border-color: rgba(65, 105, 255, .46);
  box-shadow: 0 0 0 4px rgba(65, 105, 255, .09), inset 0 1px 0 rgba(255,255,255,.75);
}

body.admin-body .btn-primary {
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 16px 34px rgba(65, 105, 255, .24);
}

body.admin-body .btn-ghost {
  border-color: rgba(36, 55, 94, .12);
  background: rgba(255,255,255,.72);
}

.admin-login-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 520px;
  gap: 34px;
  align-items: center;
}

.admin-login-hero {
  padding-bottom: 20px;
}

.admin-login-card {
  justify-self: end;
  width: 100%;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 14px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: #40506d;
  font-size: 13px;
}

.table-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.inline-media {
  width: 96px;
  height: 58px;
  overflow: hidden;
  border-radius: 12px;
  background: #eef4ff;
}

.inline-media img,
.inline-media video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-link {
  display: block;
  color: inherit;
  height: 100%;
}

.card-link .feature-card,
.card-link .faq-card {
  height: 100%;
}

.read-more {
  display: inline-flex;
  margin-top: 16px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 900;
}

.content-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 20px;
  align-items: start;
}

.content-grid {
  grid-template-columns: repeat(2, 1fr);
}

.directory-panel {
  position: sticky;
  top: 104px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, .86);
  box-shadow: 0 18px 55px rgba(45, 68, 116, .08);
}

.tree-root,
.tree-list a {
  display: flex;
  align-items: center;
  gap: 9px;
  min-height: 40px;
  margin-top: 8px;
  padding: 10px 12px;
  border-radius: 15px;
  color: #51607a;
  font-size: 14px;
  font-weight: 900;
}

.tree-root:hover,
.tree-list a:hover,
.tree-root.active,
.tree-list a.active {
  color: var(--blue);
  background: rgba(65, 105, 255, .09);
}

.tree-list {
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.tree-list ul {
  margin: 0 0 0 16px;
  padding-left: 12px;
  border-left: 1px dashed rgba(65, 105, 255, .22);
}

.tree-list li {
  list-style: none;
}

.category-admin-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 18px;
  align-items: start;
}

.category-admin-inline {
  display: grid;
  grid-template-columns: 1fr 160px auto;
  gap: 14px;
  align-items: end;
}

.category-admin-submit {
  justify-content: end;
}

.category-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.category-admin-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid rgba(65, 105, 255, .14);
  border-radius: 999px;
  background: rgba(65, 105, 255, .07);
  color: #40506d;
  font-weight: 900;
}

.category-admin-chip a {
  color: var(--red);
  font-size: 12px;
}

.detail-section { padding-top: 34px; }

.detail-layout {
  display: block;
  max-width: 1060px;
  margin: 0 auto;
}

.detail-card {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 38px;
  background: rgba(255, 255, 255, .88);
  box-shadow: var(--shadow);
}

.detail-media {
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(135deg, #eef4ff, #fff8ea);
}

.detail-media img,
.detail-media video {
  width: 100%;
  max-height: 680px;
  object-fit: contain;
  background: #f5f8ff;
}

.detail-body {
  padding: 42px;
}

.detail-meta-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.detail-body h2 {
  font-size: clamp(34px, 4.6vw, 62px);
}

.detail-summary {
  margin-top: 16px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.9;
}

.detail-content-box {
  margin-top: 30px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .88), rgba(248, 251, 255, .72)),
    radial-gradient(circle at 100% 0, rgba(65, 105, 255, .08), transparent 32%);
}

.detail-rich-text {
  color: #43516b;
  font-size: 16px;
  line-height: 1.95;
}

.detail-rich-text p {
  margin: 0 0 16px;
}

.detail-rich-text p:last-child {
  margin-bottom: 0;
}

.detail-rich-text ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.detail-rich-text li {
  position: relative;
  padding-left: 30px;
}

.detail-rich-text li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--green);
  font-weight: 900;
}

.detail-actions {
  margin-top: 28px;
}

.detail-only-section {
  padding-top: 54px;
  padding-bottom: 76px;
}

.detail-page-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 18px;
  padding: 0 4px;
}

.detail-page-title::before {
  content: "内容详情";
  flex: 0 0 auto;
  padding: 8px 12px;
  border: 1px solid rgba(65, 105, 255, .16);
  border-radius: 999px;
  color: var(--blue);
  background: rgba(65, 105, 255, .07);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .08em;
}

.detail-page-title h1 {
  display: inline-flex;
  align-items: center;
  margin: 0;
  min-height: 56px;
  padding: 10px 18px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .88), rgba(248, 251, 255, .72)),
    radial-gradient(circle at 100% 0, rgba(207, 168, 93, .16), transparent 32%);
  box-shadow: 0 16px 45px rgba(45, 68, 116, .08);
  color: var(--text);
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.15;
  letter-spacing: -.04em;
}

.detail-only-card .detail-body {
  padding: 0;
}

.detail-only-content {
  margin-top: 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  padding: 34px 42px;
  background: rgba(255, 255, 255, .78);
}

.detail-back-row {
  display: flex;
  justify-content: center;
  padding: 0 30px 36px;
}

.detail-back-btn {
  min-width: 190px;
}

.detail-only-card .detail-media {
  border-bottom: 0;
}

.detail-only-card .detail-media img,
.detail-only-card .detail-media video {
  display: block;
  width: 100%;
  max-height: none;
  object-fit: cover;
}

.feature-showcase-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 34px;
  align-items: start;
}

.feature-directory {
  position: sticky;
  top: 104px;
  max-height: calc(100vh - 128px);
  overflow: auto;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, .92), rgba(248, 251, 255, .82)),
    radial-gradient(circle at 0 0, rgba(65, 105, 255, .10), transparent 34%);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .11);
}

.feature-directory h3 {
  margin-bottom: 18px;
  font-size: 26px;
}

.feature-filter {
  display: grid;
  gap: 8px;
  margin: 0 0 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.feature-filter a {
  display: flex;
  align-items: center;
  min-height: 36px;
  padding: 8px 10px;
  border-radius: 13px;
  color: #51607a;
  font-size: 13px;
  font-weight: 900;
}

.feature-filter a:hover,
.feature-filter a.active {
  color: var(--blue);
  background: rgba(65, 105, 255, .09);
}

.feature-name-list {
  display: grid;
  gap: 4px;
}

.feature-name-list a {
  display: block;
  padding: 13px 10px;
  border-radius: 14px;
  color: #4f5f7a;
  line-height: 1.55;
  font-weight: 800;
  border-left: 3px solid transparent;
}

.feature-name-list a:hover {
  color: var(--blue);
  background: rgba(65, 105, 255, .08);
  border-left-color: var(--blue);
}

.feature-showcase-list {
  display: grid;
  gap: 64px;
}

.feature-showcase-item {
  scroll-margin-top: 120px;
  display: grid;
  grid-template-columns: .95fr 1.05fr;
  gap: 42px;
  align-items: center;
  min-height: 360px;
  padding: 34px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 36px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, .88), rgba(248, 251, 255, .72)),
    radial-gradient(circle at 10% 10%, rgba(143, 213, 255, .18), transparent 36%),
    radial-gradient(circle at 90% 10%, rgba(207, 168, 93, .12), transparent 30%);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .10);
}

.feature-showcase-item.reverse .feature-showcase-media {
  order: 2;
}

.feature-showcase-item.reverse .feature-showcase-copy {
  order: 1;
}

.showcase-media {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #eef4ff;
  box-shadow: 0 24px 60px rgba(45, 68, 116, .16);
}

.showcase-media img,
.showcase-media video {
  width: 100%;
  max-height: 330px;
  object-fit: cover;
}

.showcase-placeholder {
  min-height: 260px;
  display: grid;
  align-content: center;
  gap: 12px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    radial-gradient(circle at 20% 20%, rgba(65, 105, 255, .18), transparent 34%),
    linear-gradient(135deg, #f5f8ff, #fff8ea);
  box-shadow: 0 24px 60px rgba(45, 68, 116, .12);
}

.showcase-placeholder span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.showcase-placeholder strong {
  font-size: 30px;
  letter-spacing: -.04em;
}

.showcase-placeholder em {
  color: var(--muted);
  font-style: normal;
}

.feature-showcase-copy h2 {
  margin-bottom: 14px;
}

.lead-mini {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.feature-point-list {
  display: grid;
  gap: 15px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.feature-point-list li {
  position: relative;
  padding-left: 30px;
  color: #4e5d78;
  line-height: 1.7;
}

.feature-point-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--green);
  font-weight: 900;
}

@media (max-width: 960px) {
  .links { display: none; }
  .hero, .showcase, .installer-card, .admin-layout, .admin-login-shell, .content-layout, .category-admin-grid, .detail-layout, .feature-showcase-layout, .feature-showcase-item, .portal-login-card, .portal-layout, .suggestion-layout, .admin-feedback-hero, .admin-feedback-item { grid-template-columns: 1fr; }
  .grid-4, .grid-3, .grid-2, .steps, .form-grid { grid-template-columns: repeat(2, 1fr); }
  .portal-stat-grid { grid-template-columns: 1fr; }
  .home-feature-grid { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
  .content-grid { grid-template-columns: repeat(2, 1fr); }
  .price-card.recommend { transform: none; }
  .preview { min-height: auto; }
  .float-card { position: relative; right: auto; bottom: auto; width: auto; margin: 0 28px 28px; }
  .admin-sidebar, .directory-panel, .feature-directory, .portal-sidebar, .suggestion-panel { position: static; max-height: none; }
  .admin-topbar { flex-wrap: wrap; }
  .admin-top-brand { min-width: 0; }
  .admin-login-card { justify-self: stretch; }
  .feature-showcase-item.reverse .feature-showcase-media,
  .feature-showcase-item.reverse .feature-showcase-copy { order: initial; }
}

@media (max-width: 640px) {
  .wrap { width: min(100% - 24px, 1180px); }
  .nav-shell { top: 8px; margin-top: 8px; border-radius: 24px; }
  .nav { height: auto; flex-wrap: wrap; padding: 12px; }
  .nav .btn { flex: 1; }
  .admin-top-shell { top: 8px; margin-top: 8px; }
  .admin-topbar { border-radius: 24px; padding: 12px; }
  .admin-top-links { width: 100%; justify-content: flex-start; }
  .admin-logout { flex: 1; }
  body.admin-body .admin-shell { padding-top: 20px; }
  body.admin-body .admin-sidebar { border-radius: 26px; }
  .admin-brand-card { border-radius: 22px; }
  .admin-content-head { align-items: flex-start; flex-direction: column; padding: 20px; border-radius: 26px; }
  .hero { padding-top: 52px; }
  .hero-copy-panel { padding: 24px; border-radius: 28px; }
  .hero-copy-panel h1 { font-size: clamp(36px, 12vw, 52px); }
  .stats, .grid-4, .grid-3, .grid-2, .steps, .mini-grid, .screen-tiles, .form-grid, .content-grid { grid-template-columns: 1fr; }
  .home-feature-grid { grid-template-columns: 1fr !important; }
  .manual-row { align-items: flex-start; flex-direction: column; }
  .manual-row-side { width: 100%; justify-content: space-between; }
  .manual-title-row { align-items: flex-start; flex-direction: column; }
  .category-admin-inline { grid-template-columns: 1fr; }
  .portal-login-card { padding: 24px; border-radius: 30px; }
  .portal-center-hero { align-items: flex-start; flex-direction: column; }
  .portal-download-card { align-items: flex-start; flex-direction: column; }
  .portal-profile-card { padding: 22px; }
  .portal-profile-preview, .portal-section-title, .portal-suggestion-head, .admin-user-head, .suggestion-track-head, .suggestion-meta, .admin-suggestion-head, .admin-suggestion-toolbar, .admin-detail-title, .admin-suggestion-detail-head, .admin-feedback-title-row { align-items: flex-start; flex-direction: column; }
  .admin-feedback-hero, .admin-feedback-panel { padding: 20px; }
  .admin-feedback-stats { grid-template-columns: 1fr; }
  .admin-feedback-action { justify-items: start; }
  .admin-feedback-body > p { white-space: normal; }
  .admin-suggestion-row { grid-template-columns: 1fr; align-items: flex-start; }
  .admin-suggestion-row-meta { justify-content: flex-start; min-width: 0; }
  .suggestion-panel, .suggestion-track-shell, .suggestion-card, .admin-suggestion-item { padding: 20px; }
  .suggestion-track-list { max-height: 620px; padding-left: 26px; }
  .detail-page-title { align-items: flex-start; flex-direction: column; }
  .detail-body, .detail-content-box { padding: 24px; }
  .changelog-hero { padding: 48px 0 30px; }
  .changelog-card { padding: 24px; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .window { margin: 14px; }
  .status { align-items: flex-start; flex-direction: column; }
  .play { width: 88px; height: 88px; flex-basis: 88px; border-radius: 28px; }
  .cta { align-items: flex-start; flex-direction: column; padding: 28px; }
  .field.full { grid-column: auto; }
}

/* 授权系统后台风格：固定左侧菜单 + 右侧内容区，整体更克制整齐 */
body.admin-body {
  --admin-bg: #f6f9ff;
  --admin-card: rgba(255,255,255,.92);
  --admin-line: #e5eaf2;
  --admin-primary: #2563eb;
  --admin-cyan: #38bdf8;
  --admin-text: #0f172a;
  --admin-muted: #64748b;
  --admin-soft: #94a3b8;
  --admin-shadow: 0 18px 46px rgba(15, 23, 42, .06);
  --admin-shadow-hover: 0 24px 68px rgba(37, 99, 235, .12);
  margin: 0;
  color: var(--admin-text);
  background:
    radial-gradient(circle at 0 0, rgba(56,189,248,.16), transparent 28%),
    radial-gradient(circle at 84% 0, rgba(37,99,235,.08), transparent 24%),
    linear-gradient(180deg, #fbfdff 0%, var(--admin-bg) 48%, #fff 100%);
}

body.admin-body::before {
  display: none;
}

.admin-auth-layout {
  display: flex;
  min-height: 100vh;
}

.admin-auth-side {
  position: sticky !important;
  top: 0 !important;
  width: 276px;
  height: 100vh;
  flex: 0 0 276px;
  overflow-y: auto;
  padding: 22px 16px !important;
  border: 0 !important;
  border-right: 1px solid rgba(226,232,240,.95) !important;
  border-radius: 0 !important;
  background: rgba(255,255,255,.88) !important;
  box-shadow: 10px 0 38px rgba(15,23,42,.05) !important;
  backdrop-filter: blur(22px);
}

.admin-auth-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 10px 24px;
}

.admin-auth-logo {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  color: #fff;
  background: linear-gradient(135deg, var(--admin-primary), var(--admin-cyan));
  box-shadow: 0 16px 30px rgba(37,99,235,.24);
  font-size: 18px;
  font-weight: 950;
}

.admin-auth-brand strong {
  display: block;
  font-size: 20px;
  font-weight: 950;
  letter-spacing: .2px;
}

.admin-auth-brand span {
  display: block;
  margin-top: 3px;
  color: var(--admin-muted);
  font-size: 12px;
}

.admin-nav-section {
  margin: 14px 10px 8px;
  color: var(--admin-soft);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .12em;
}

.admin-auth-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

body.admin-body .admin-auth-nav a {
  position: relative;
  display: flex;
  align-items: center;
  gap: 11px;
  margin: 0;
  padding: 12px 13px;
  border: 1px solid transparent;
  border-radius: 16px;
  color: #475569;
  background: transparent;
  font-size: 14px;
  font-weight: 800;
  transition: .16s ease;
}

body.admin-body .admin-auth-nav a:hover,
body.admin-body .admin-auth-nav a.active {
  color: #1d4ed8;
  border-color: #bfdbfe;
  background: linear-gradient(135deg,#eff6ff,#ecfeff);
  box-shadow: 0 10px 22px rgba(37,99,235,.10);
  transform: none;
}

body.admin-body .admin-auth-nav a.active::before {
  content: "";
  position: absolute;
  left: -16px;
  top: 13px;
  bottom: 13px;
  width: 4px;
  border-radius: 99px;
  background: linear-gradient(180deg,var(--admin-primary),var(--admin-cyan));
}

.admin-nav-icon {
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  flex: 0 0 26px;
  border-radius: 10px;
  color: #64748b;
  background: #f1f5f9;
  font-size: 12px;
  font-weight: 950;
}

body.admin-body .admin-auth-nav a:hover .admin-nav-icon,
body.admin-body .admin-auth-nav a.active .admin-nav-icon {
  color: #1d4ed8;
  background: #dbeafe;
  box-shadow: none;
}

.admin-auth-foot {
  margin: 16px 10px 6px;
  padding: 14px;
  border: 1px solid var(--admin-line);
  border-radius: 18px;
  color: var(--admin-muted);
  background: linear-gradient(180deg,#fff,#f8fbff);
  font-size: 12px;
  line-height: 1.7;
}

.admin-auth-foot b {
  display: block;
  margin-bottom: 4px;
  color: var(--admin-text);
}

.admin-auth-main {
  flex: 1;
  min-width: 0;
  padding: 24px 30px 34px;
}

.admin-auth-topbar {
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 22px;
}

.admin-auth-crumb {
  display: block;
  color: var(--admin-muted);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
}

.admin-auth-topbar strong {
  display: block;
  margin-top: 5px;
  font-size: 24px;
  font-weight: 950;
  letter-spacing: -.02em;
}

.admin-auth-top-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-auth-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 0 12px;
  border: 1px solid #e2e8f0;
  border-radius: 999px;
  color: #475569;
  background: rgba(255,255,255,.82);
  box-shadow: 0 8px 18px rgba(15,23,42,.04);
  font-size: 13px;
  font-weight: 800;
}

.admin-auth-pill i {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 0 4px rgba(34,197,94,.12);
}

.admin-auth-avatar {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: #fff;
  background: linear-gradient(135deg,#0f172a,#334155);
  font-weight: 950;
}

body.admin-body .admin-card {
  overflow-x: auto;
  margin-bottom: 18px;
  padding: 20px;
  border: 1px solid rgba(226,232,240,.90);
  border-radius: 24px;
  background: var(--admin-card);
  box-shadow: var(--admin-shadow);
  backdrop-filter: none;
}

body.admin-body .admin-card:hover {
  box-shadow: var(--admin-shadow-hover);
}

body.admin-body .admin-card h2 {
  margin: 10px 0 12px;
  color: var(--admin-text);
  font-size: 34px;
  line-height: 1.15;
  letter-spacing: -.03em;
}

body.admin-body .admin-card h3 {
  margin: 0 0 12px;
  color: var(--admin-text);
  font-size: 18px;
  font-weight: 950;
}

body.admin-body .content-text,
body.admin-body .small {
  color: var(--admin-muted);
}

body.admin-body .grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.admin-dashboard-card {
  min-height: 138px;
  background: linear-gradient(180deg,#fff,#f8fbff) !important;
}

.admin-dashboard-card::after {
  right: -42px;
  top: -42px;
  width: 130px;
  height: 130px;
  background: linear-gradient(135deg,rgba(37,99,235,.10),rgba(14,165,233,.12));
}

.admin-dashboard-card strong {
  color: var(--admin-primary);
  font-size: 38px !important;
}

body.admin-body label {
  color: #334155;
  font-size: 14px;
  font-weight: 800;
}

body.admin-body input,
body.admin-body textarea,
body.admin-body select {
  border: 1px solid #cbd5e1;
  border-radius: 13px;
  background: #fff;
  color: var(--admin-text);
  padding: 10px 12px;
  box-shadow: none;
}

body.admin-body input:focus,
body.admin-body textarea:focus,
body.admin-body select:focus {
  border-color: var(--admin-cyan);
  box-shadow: 0 0 0 4px rgba(14,165,233,.14);
}

body.admin-body .btn,
body.admin-body .btn-primary {
  border: 0;
  border-radius: 13px;
  color: #fff;
  background: linear-gradient(135deg,var(--admin-primary),#0ea5e9);
  box-shadow: 0 13px 24px rgba(37,99,235,.20);
}

body.admin-body .btn-ghost {
  color: #334155;
  border: 1px solid #dbe4ee;
  background: #fff;
  box-shadow: 0 8px 18px rgba(15,23,42,.04);
}

body.admin-body .btn-danger {
  background: linear-gradient(135deg,#ef4444,#dc2626);
  box-shadow: 0 12px 22px rgba(220,38,38,.18);
}

body.admin-body table {
  min-width: 960px;
  border-collapse: separate;
  border-spacing: 0;
}

body.admin-body th,
body.admin-body td {
  padding: 13px 12px;
  border-bottom: 1px solid #edf2f7;
  font-size: 13px;
}

body.admin-body th {
  position: sticky;
  top: 0;
  z-index: 1;
  color: #334155;
  background: #f8fafc;
  font-weight: 950;
}

body.admin-body tbody tr:hover td {
  background: #fbfdff;
}

.admin-login-shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

@media (max-width: 920px) {
  .admin-auth-layout {
    display: block;
  }
  .admin-auth-side {
    position: relative !important;
    width: auto;
    height: auto;
    border-right: 0 !important;
    border-bottom: 1px solid rgba(226,232,240,.95) !important;
  }
  .admin-auth-nav {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .admin-auth-main {
    padding: 18px;
  }
  .admin-auth-topbar {
    height: auto;
  }
}

@media (max-width: 640px) {
  .admin-auth-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .admin-auth-topbar {
    display: block;
  }
  .admin-auth-top-right {
    justify-content: flex-start;
    margin-top: 10px;
  }
  body.admin-body .grid-2 {
    grid-template-columns: 1fr;
  }
  body.admin-body .admin-card h2 {
    font-size: 26px;
  }
}

/* 后台窄屏与紧凑列表优化 */
.admin-auth-main {
  flex: 0 1 1120px;
  width: min(1120px, calc(100% - 48px));
  max-width: 1120px;
  margin: 0 auto;
}

body.admin-body .admin-card {
  overflow: hidden;
}

body.admin-body .admin-card table {
  display: block;
  overflow-x: auto;
}

.admin-dashboard-intro {
  padding: 18px 20px !important;
}

body.admin-body .admin-dashboard-intro h2 {
  margin: 6px 0 8px;
  font-size: 28px;
}

.admin-compact-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

body.admin-body .admin-compact-stats .admin-dashboard-card {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 18px;
  overflow: hidden;
}

body.admin-body .admin-compact-stats .admin-dashboard-card::after {
  display: none;
}

body.admin-body .admin-compact-stats .admin-dashboard-card h3 {
  margin: 0 0 4px;
  font-size: 15px;
}

body.admin-body .admin-compact-stats .admin-dashboard-card strong {
  margin: 0;
  font-size: 30px !important;
  line-height: 1;
}

.admin-users-hero {
  padding: 18px 20px !important;
}

body.admin-body .admin-users-hero h2 {
  margin: 6px 0 8px;
  font-size: 28px;
}

.admin-user-strip-list {
  display: grid;
  gap: 12px;
  max-height: 680px;
  overflow-y: auto;
  padding: 16px 8px 4px 0;
}

.admin-user-strip-list::-webkit-scrollbar {
  width: 10px;
}

.admin-user-strip-list::-webkit-scrollbar-track {
  border-radius: 999px;
  background: rgba(37,99,235,.06);
}

.admin-user-strip-list::-webkit-scrollbar-thumb {
  border: 2px solid rgba(255,255,255,.92);
  border-radius: 999px;
  background: linear-gradient(180deg,#38bdf8,#2563eb);
}

.admin-user-strip {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) 132px;
  align-items: center;
  gap: 14px;
  min-height: 82px;
  padding: 14px 16px;
  border: 1px solid #e5eaf2;
  border-radius: 18px;
  background: linear-gradient(180deg,#fff,#f8fbff);
  box-shadow: 0 10px 24px rgba(15,23,42,.04);
  transition: .16s ease;
}

.admin-user-strip:hover {
  transform: translateY(-1px);
  border-color: #bfdbfe;
  box-shadow: 0 16px 34px rgba(37,99,235,.10);
}

.admin-user-strip-avatar .admin-user-avatar {
  width: 48px;
  height: 48px;
  border-radius: 16px;
}

.admin-user-strip-main {
  min-width: 0;
}

.admin-user-strip-main strong {
  display: block;
  color: var(--admin-text);
  font-size: 16px;
  font-weight: 950;
}

.admin-user-strip-main p {
  margin-top: 4px;
  color: var(--admin-muted);
  font-size: 12px;
  line-height: 1.5;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.admin-user-strip-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 8px;
}

.admin-user-strip-tags span {
  display: inline-flex;
  min-height: 25px;
  align-items: center;
  padding: 0 9px;
  border: 1px solid rgba(37,99,235,.10);
  border-radius: 999px;
  color: #64748b;
  background: rgba(37,99,235,.04);
  font-size: 12px;
  font-weight: 800;
}

.admin-user-strip-side {
  display: grid;
  justify-items: end;
  gap: 10px;
}

.admin-user-strip-side .admin-user-status {
  margin-top: 0;
}

.admin-user-strip-side em {
  color: #2563eb;
  font-style: normal;
  font-size: 13px;
  font-weight: 900;
}

.admin-user-detail-head {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  padding: 16px;
  border: 1px solid #e5eaf2;
  border-radius: 18px;
  background: linear-gradient(180deg,#fff,#f8fbff);
}

.admin-user-detail-head strong {
  display: block;
  color: var(--admin-text);
  font-size: 20px;
  font-weight: 950;
}

@media (max-width: 1180px) {
  .admin-auth-main {
    width: auto;
    max-width: none;
    margin: 0;
  }
  .admin-compact-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .admin-compact-stats {
    grid-template-columns: 1fr;
  }
  .admin-user-strip {
    grid-template-columns: 48px minmax(0, 1fr);
  }
  .admin-user-strip-side {
    grid-column: 1 / -1;
    justify-items: start;
  }
}

/* 后台侧栏窄屏修正：侧栏和内容作为整体居中，侧栏贴着内容页 */
.admin-auth-layout {
  align-items: flex-start;
  justify-content: center;
  gap: 20px;
  width: min(1280px, calc(100% - 48px));
  margin: 0 auto;
}

.admin-auth-side {
  width: 218px !important;
  flex: 0 0 218px !important;
  padding: 18px 12px !important;
  top: 24px !important;
  height: calc(100vh - 48px);
  max-height: calc(100vh - 48px);
  margin-top: 24px;
  border: 1px solid rgba(226,232,240,.95) !important;
  border-radius: 28px !important;
  background: rgba(255,255,255,.92) !important;
  box-shadow: var(--admin-shadow) !important;
}

.admin-auth-brand {
  gap: 10px;
  padding: 6px 8px 18px;
}

.admin-auth-logo {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  font-size: 16px;
}

.admin-auth-brand strong {
  font-size: 18px;
}

.admin-auth-brand span {
  font-size: 11px;
}

.admin-nav-section {
  margin: 12px 8px 8px;
  font-size: 11px;
}

body.admin-body .admin-auth-nav a {
  gap: 9px;
  padding: 10px 10px;
  border-radius: 14px;
  font-size: 13px;
}

body.admin-body .admin-auth-nav a.active::before {
  left: -1px;
  top: 11px;
  bottom: 11px;
}

.admin-nav-icon {
  width: 24px;
  height: 24px;
  flex-basis: 24px;
  border-radius: 9px;
  font-size: 11px;
}

.admin-auth-foot {
  display: none;
}

.admin-auth-main {
  flex: 1 1 auto;
  width: auto;
  max-width: 1040px;
  margin: 0;
  padding: 24px 0 34px;
}

@media (max-width: 1180px) {
  .admin-auth-main {
    width: auto;
    max-width: none;
    margin: 0;
    padding: 18px;
  }
}

@media (max-width: 920px) {
  .admin-auth-side {
    width: auto !important;
    flex-basis: auto !important;
  }
  .admin-auth-main {
    padding: 18px 0 28px;
  }
}

@media (max-width: 920px) {
  .admin-auth-side {
    height: auto;
    max-height: none;
    margin-top: 0;
    border-radius: 24px !important;
  }
}

/* 首页首屏 V2：参考 ToDesk 式大标题 + 产品控制台展示 */
.home-hero-v2 {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, .94fr) minmax(430px, 1.06fr);
  align-items: center;
  gap: 54px;
  min-height: 690px;
  padding: 86px 0 68px;
}

.home-hero-v2::before {
  content: "";
  position: absolute;
  inset: 38px -44px auto -44px;
  height: 560px;
  z-index: -1;
  border-radius: 54px;
  background:
    radial-gradient(circle at 16% 20%, rgba(123,206,255,.42), transparent 34%),
    radial-gradient(circle at 86% 14%, rgba(207,168,93,.18), transparent 30%),
    linear-gradient(135deg, rgba(255,255,255,.64), rgba(246,250,255,.38));
  filter: blur(.1px);
}

.home-hero-copy-v2 {
  position: relative;
  z-index: 2;
}

.home-hero-badges-v2 {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 24px;
}

.home-hero-badge-v2 {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  border: 1px solid rgba(36,55,94,.10);
  border-radius: 999px;
  color: #52617b;
  background: rgba(255,255,255,.76);
  box-shadow: 0 12px 34px rgba(45,68,116,.08);
  font-size: 13px;
  font-weight: 900;
}

.home-hero-badge-v2.primary {
  color: #2457ff;
  border-color: rgba(65,105,255,.18);
}

.home-hero-badge-v2.primary::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-right: 9px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 7px rgba(49,189,135,.13);
}

.home-hero-copy-v2 h1 {
  max-width: 680px;
  margin: 0;
  color: #111c31;
  font-size: clamp(46px, 5.8vw, 76px);
  line-height: .98;
  letter-spacing: -.075em;
  font-weight: 950;
}

.home-hero-copy-v2 h1 span {
  display: inline-block;
  margin-top: 8px;
  background: linear-gradient(115deg, #142035 6%, #315aff 58%, #6bbfff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.home-hero-desc-v2 {
  max-width: 620px;
  margin-top: 26px;
  padding: 20px 22px;
  border: 1px solid rgba(65,105,255,.12);
  border-left: 5px solid rgba(65,105,255,.40);
  border-radius: 24px;
  color: #5f6f8d;
  background: rgba(255,255,255,.66);
  box-shadow: 0 18px 48px rgba(45,68,116,.07);
  font-size: 17px;
  line-height: 1.9;
}

.home-hero-actions-v2 {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.home-hero-actions-v2 .btn {
  min-height: 48px;
  padding: 0 24px;
  font-size: 15px;
}

.home-hero-metrics-v2 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 36px;
}

.home-hero-metrics-v2 div {
  min-height: 104px;
  padding: 18px 20px;
  border: 1px solid rgba(36,55,94,.10);
  border-radius: 24px;
  background: rgba(255,255,255,.82);
  box-shadow: 0 16px 44px rgba(45,68,116,.08);
}

.home-hero-metrics-v2 strong {
  display: block;
  color: #13213a;
  font-size: 26px;
  line-height: 1.1;
  letter-spacing: -.04em;
}

.home-hero-metrics-v2 span {
  display: block;
  margin-top: 8px;
  color: #66738d;
  font-size: 13px;
  line-height: 1.55;
}

.home-hero-stage-v2 {
  position: relative;
  min-height: 580px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
  border: 1px solid rgba(36,55,94,.11);
  border-radius: 44px;
  background:
    radial-gradient(circle at 72% -8%, rgba(65,105,255,.18), transparent 32%),
    radial-gradient(circle at 0 88%, rgba(143,213,255,.20), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,.96), rgba(242,247,255,.78));
  box-shadow: 0 34px 90px rgba(45,68,116,.14);
  overflow: hidden;
}

.home-hero-stage-v2::before {
  content: "";
  position: absolute;
  top: -90px;
  right: -80px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: rgba(65,105,255,.16);
}

.home-console-card-v2 {
  position: relative;
  z-index: 2;
  width: min(520px, 100%);
  overflow: hidden;
  border: 1px solid rgba(36,55,94,.12);
  border-radius: 30px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(45,68,116,.16);
}

.home-console-top-v2 {
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  border-bottom: 1px solid rgba(36,55,94,.10);
  background: linear-gradient(180deg, #fff, #f8fbff);
}

.home-console-top-v2 strong {
  color: #18243a;
  font-size: 15px;
}

.home-console-body-v2 {
  padding: 22px;
}

.home-console-main-v2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px;
  border: 1px solid rgba(36,55,94,.11);
  border-radius: 24px;
  background:
    radial-gradient(circle at 90% 8%, rgba(65,105,255,.12), transparent 30%),
    linear-gradient(135deg, #f7faff, #fff9f0);
}

.home-console-main-v2 span,
.home-console-progress-v2 span,
.home-console-grid-v2 span,
.home-float-card-v2 span {
  color: #66738d;
  font-size: 13px;
  line-height: 1.65;
}

.home-console-main-v2 h3 {
  margin: 8px 0 8px;
  color: #111c31;
  font-size: 24px;
}

.home-console-main-v2 p {
  max-width: 270px;
  color: #66738d;
  font-size: 13px;
  line-height: 1.7;
}

.home-console-play-v2 {
  width: 104px;
  height: 104px;
  flex: 0 0 104px;
  display: grid;
  place-items: center;
  border-radius: 34px;
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  box-shadow: 0 22px 48px rgba(65,105,255,.28);
  font-size: 32px;
}

.home-console-progress-v2 {
  margin: 18px 0;
  padding: 18px;
  border: 1px solid rgba(36,55,94,.10);
  border-radius: 22px;
  background: #fbfdff;
}

.home-console-progress-v2 div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.home-console-progress-v2 b {
  color: #263754;
}

.home-console-progress-v2 i {
  display: block;
  height: 10px;
  border-radius: 999px;
  background: #eaf0fb;
  overflow: hidden;
}

.home-console-progress-v2 em {
  display: block;
  width: 86%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #315aff, #72c3ff, #d4b36b);
}

.home-console-grid-v2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.home-console-grid-v2 div {
  min-height: 104px;
  padding: 16px;
  border: 1px solid rgba(36,55,94,.10);
  border-radius: 20px;
  background: linear-gradient(180deg, #fff, #f8fbff);
}

.home-console-grid-v2 b,
.home-float-card-v2 b {
  display: block;
  margin-bottom: 7px;
  color: #18243a;
  font-size: 16px;
}

.home-float-card-v2 {
  position: absolute;
  z-index: 3;
  border: 1px solid rgba(36,55,94,.10);
  border-radius: 24px;
  background: rgba(255,255,255,.88);
  box-shadow: 0 22px 60px rgba(45,68,116,.13);
  backdrop-filter: blur(16px);
}

.home-float-card-v2.top {
  top: 34px;
  right: 24px;
  width: 154px;
  padding: 16px;
}

.home-float-card-v2.top strong {
  display: block;
  margin-top: 6px;
  color: #142035;
  font-size: 30px;
  letter-spacing: -.05em;
}

.home-float-card-v2.bottom {
  left: 26px;
  bottom: 32px;
  width: 244px;
  padding: 18px;
}

@media (max-width: 1100px) {
  .home-hero-v2 {
    grid-template-columns: 1fr;
    gap: 34px;
    min-height: auto;
    padding-top: 58px;
  }
  .home-hero-stage-v2 {
    min-height: 540px;
  }
}

@media (max-width: 680px) {
  .home-hero-v2 {
    padding: 44px 0 46px;
  }
  .home-hero-copy-v2 h1 {
    font-size: clamp(38px, 13vw, 54px);
  }
  .home-hero-desc-v2 {
    padding: 16px;
    font-size: 15px;
  }
  .home-hero-metrics-v2,
  .home-console-grid-v2 {
    grid-template-columns: 1fr;
  }
  .home-hero-stage-v2 {
    min-height: auto;
    padding: 16px;
    border-radius: 30px;
  }
  .home-console-main-v2 {
    align-items: flex-start;
    flex-direction: column;
  }
  .home-console-play-v2 {
    width: 86px;
    height: 86px;
    flex-basis: 86px;
    border-radius: 28px;
  }
  .home-float-card-v2 {
    position: relative;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
    width: auto !important;
    margin-top: 14px;
  }
}

/* 首页首屏 V3：QQ 浏览器式居中大标题与功能入口 */
.home-page {
  background:
    radial-gradient(circle at 50% 0, rgba(91,166,255,.24), transparent 28%),
    radial-gradient(circle at 8% 26%, rgba(143,213,255,.36), transparent 30%),
    radial-gradient(circle at 94% 18%, rgba(207,168,93,.18), transparent 28%),
    linear-gradient(180deg, #fbfdff 0%, #f7faff 54%, #fff 100%);
}

.home-page .nav-shell {
  border-color: rgba(255,255,255,.72);
  background: rgba(255,255,255,.62);
  box-shadow: 0 18px 60px rgba(45,68,116,.09);
}

.home-page main.wrap {
  width: min(1320px, calc(100% - 48px));
}

.qq-home-hero {
  position: relative;
  min-height: calc(100vh - 88px);
  padding: 74px 0 58px;
  overflow: hidden;
}

.qq-home-hero::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 22px;
  width: min(1180px, 88vw);
  height: 590px;
  transform: translateX(-50%);
  z-index: -2;
  border-radius: 58px;
  background:
    linear-gradient(90deg, rgba(143,213,255,.30), rgba(255,255,255,.62) 44%, rgba(255,244,220,.34)),
    radial-gradient(circle at 50% 0, rgba(65,105,255,.12), transparent 34%);
  filter: blur(.1px);
}

.qq-home-hero::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 104px;
  width: 760px;
  height: 760px;
  transform: translateX(-50%);
  z-index: -1;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(65,105,255,.10), rgba(143,213,255,.08) 36%, transparent 66%);
}

.qq-hero-orb {
  position: absolute;
  z-index: -1;
  border-radius: 999px;
  filter: blur(2px);
  opacity: .75;
}

.qq-hero-orb-a {
  left: 8%;
  top: 130px;
  width: 110px;
  height: 110px;
  background: linear-gradient(135deg, rgba(143,213,255,.48), rgba(65,105,255,.14));
}

.qq-hero-orb-b {
  right: 9%;
  top: 190px;
  width: 150px;
  height: 150px;
  background: linear-gradient(135deg, rgba(255,229,174,.42), rgba(255,255,255,.12));
}

.qq-hero-orb-c {
  left: 18%;
  bottom: 160px;
  width: 86px;
  height: 86px;
  background: linear-gradient(135deg, rgba(49,189,135,.20), rgba(143,213,255,.22));
}

.qq-hero-center {
  position: relative;
  z-index: 2;
  max-width: 940px;
  margin: 0 auto;
  text-align: center;
}

.qq-hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 18px;
  border: 1px solid rgba(65,105,255,.15);
  border-radius: 999px;
  color: #2457ff;
  background: rgba(255,255,255,.82);
  box-shadow: 0 14px 38px rgba(65,105,255,.10);
  font-size: 14px;
  font-weight: 950;
}

.qq-hero-kicker i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #31bd87;
  box-shadow: 0 0 0 7px rgba(49,189,135,.13);
}

.qq-hero-center h1 {
  margin: 28px auto 0;
  max-width: 980px;
  color: #101c32;
  font-size: clamp(58px, 8.6vw, 116px);
  line-height: .92;
  letter-spacing: -.09em;
  font-weight: 950;
}

.qq-hero-center h1 span {
  display: inline-block;
  margin-top: 14px;
  background: linear-gradient(115deg, #142035 0%, #315aff 50%, #62c6ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.qq-hero-center p {
  max-width: 720px;
  margin: 30px auto 0;
  color: #60708d;
  font-size: 18px;
  line-height: 1.95;
}

.qq-hero-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.qq-download-btn,
.qq-ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  min-height: 54px;
  padding: 0 30px;
  border-radius: 999px;
  font-weight: 950;
  transition: .22s ease;
}

.qq-download-btn {
  color: #fff;
  background: linear-gradient(135deg, #315aff, #67c7ff);
  box-shadow: 0 20px 44px rgba(65,105,255,.28);
}

.qq-download-btn::before {
  content: "↓";
  margin-right: 9px;
  font-size: 18px;
}

.qq-ghost-btn {
  color: #142035;
  border: 1px solid rgba(36,55,94,.12);
  background: rgba(255,255,255,.76);
  box-shadow: 0 12px 32px rgba(45,68,116,.08);
}

.qq-download-btn:hover,
.qq-ghost-btn:hover {
  transform: translateY(-2px);
}

.qq-hero-version {
  margin-top: 16px;
  color: #7a879d;
  font-size: 13px;
}

.qq-product-showcase {
  position: relative;
  height: 300px;
  max-width: 880px;
  margin: 46px auto 0;
}

.qq-product-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 620px;
  height: 210px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(65,105,255,.11);
  border-radius: 50%;
  background: rgba(255,255,255,.28);
  box-shadow: inset 0 0 60px rgba(143,213,255,.18);
}

.qq-product-card.main {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 430px;
  transform: translate(-50%, -50%);
  overflow: hidden;
  border: 1px solid rgba(36,55,94,.12);
  border-radius: 32px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 30px 90px rgba(45,68,116,.16);
  backdrop-filter: blur(18px);
}

.qq-product-head {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 22px;
  border-bottom: 1px solid rgba(36,55,94,.10);
  color: #17243a;
  font-weight: 950;
}

.qq-product-head::before {
  content: "";
  width: 42px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, #ff7777 0 22%, #ffc95a 22% 55%, #36cf91 55%);
}

.qq-product-panel {
  padding: 24px;
}

.qq-product-panel div {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 14px;
}

.qq-product-panel em {
  color: #66738d;
  font-style: normal;
  font-weight: 800;
}

.qq-product-panel strong {
  color: #315aff;
  font-size: 36px;
  line-height: 1;
}

.qq-product-panel i {
  display: block;
  height: 12px;
  border-radius: 999px;
  background: #eaf0fb;
  overflow: hidden;
}

.qq-product-panel u {
  display: block;
  width: 86%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #315aff, #75cfff, #d4b36b);
}

.qq-float-module {
  position: absolute;
  width: 190px;
  padding: 18px;
  border: 1px solid rgba(36,55,94,.11);
  border-radius: 24px;
  background: rgba(255,255,255,.86);
  box-shadow: 0 20px 60px rgba(45,68,116,.12);
  backdrop-filter: blur(16px);
}

.qq-float-module b {
  display: block;
  margin-bottom: 8px;
  color: #16243b;
  font-size: 17px;
}

.qq-float-module span {
  color: #66738d;
  font-size: 13px;
  line-height: 1.65;
}

.qq-float-module.module-a {
  left: 60px;
  top: 36px;
}

.qq-float-module.module-b {
  right: 42px;
  top: 72px;
}

.qq-float-module.module-c {
  left: 160px;
  bottom: 8px;
}

.qq-hero-entry-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
  max-width: 1080px;
  margin: 28px auto 0;
}

.qq-hero-entry-grid a {
  min-height: 128px;
  padding: 18px;
  border: 1px solid rgba(36,55,94,.10);
  border-radius: 26px;
  background: rgba(255,255,255,.80);
  box-shadow: 0 16px 42px rgba(45,68,116,.08);
  transition: .22s ease;
}

.qq-hero-entry-grid a:hover {
  transform: translateY(-4px);
  border-color: rgba(65,105,255,.22);
  box-shadow: 0 24px 58px rgba(65,105,255,.13);
}

.qq-hero-entry-grid i {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 14px;
  border-radius: 13px;
  color: #315aff;
  background: rgba(65,105,255,.09);
  font-style: normal;
  font-size: 12px;
  font-weight: 950;
}

.qq-hero-entry-grid strong {
  display: block;
  color: #142035;
  font-size: 18px;
}

.qq-hero-entry-grid span {
  display: block;
  margin-top: 8px;
  color: #66738d;
  font-size: 13px;
  line-height: 1.55;
}

@media (max-width: 1060px) {
  .qq-hero-entry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .qq-product-showcase {
    height: auto;
    display: grid;
    gap: 14px;
  }
  .qq-product-ring {
    display: none;
  }
  .qq-product-card.main,
  .qq-float-module {
    position: relative;
    left: auto !important;
    right: auto !important;
    top: auto !important;
    bottom: auto !important;
    width: auto;
    transform: none;
  }
}

@media (max-width: 640px) {
  .home-page main.wrap {
    width: min(100% - 28px, 1320px);
  }
  .qq-home-hero {
    padding: 44px 0 38px;
  }
  .qq-home-hero::before {
    width: 100%;
    height: 520px;
    border-radius: 34px;
  }
  .qq-hero-center h1 {
    font-size: clamp(46px, 15vw, 64px);
  }
  .qq-hero-center p {
    font-size: 15px;
  }
  .qq-download-btn,
  .qq-ghost-btn {
    width: 100%;
  }
  .qq-hero-entry-grid {
    grid-template-columns: 1fr;
  }
}

/* 按标注修正：首页标题缩小、栏目标题居中、删除说明后的排版 */
.qq-home-hero {
  min-height: auto;
  padding: 62px 0 56px;
}

.qq-home-hero::before {
  height: 500px;
}

.qq-home-hero::after {
  top: 72px;
  width: 620px;
  height: 620px;
}

.qq-hero-center h1 {
  max-width: 840px;
  font-size: clamp(44px, 6.4vw, 86px);
  line-height: 1;
  letter-spacing: -.065em;
}

.qq-hero-center h1 span {
  margin-top: 8px;
}

.qq-hero-center p {
  max-width: 690px;
  margin-top: 22px;
  font-size: 16px;
  line-height: 1.85;
}

.qq-hero-entry-grid {
  margin-top: 40px;
}

.section-head.section-head-center {
  justify-content: center;
  text-align: center;
  margin-bottom: 28px;
}

.section-head.section-head-center > div {
  width: 100%;
}

.section-head.section-head-center .kicker {
  margin-left: auto;
  margin-right: auto;
}

.home-feature-grid {
  grid-template-columns: repeat(auto-fit, minmax(250px, 318px)) !important;
  justify-content: center;
}

@media (max-width: 640px) {
  .qq-hero-center h1 {
    font-size: clamp(38px, 12vw, 52px);
  }
}

/* 首页功能区按钮居中 */
.home-page .home-feature-grid + .hero-actions {
  justify-content: center;
  margin-top: 34px;
}

/* 首页价格方案：参考 rslogin 价格卡布局，改成浅色高级版 */
.home-page #pricing {
  position: relative;
  padding: 86px 0 96px;
}

.home-page #pricing::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 50px;
  width: min(1120px, 86vw);
  height: 520px;
  transform: translateX(-50%);
  z-index: -1;
  border-radius: 48px;
  background:
    radial-gradient(circle at 50% 0, rgba(65,105,255,.12), transparent 32%),
    radial-gradient(circle at 88% 18%, rgba(143,213,255,.18), transparent 30%),
    linear-gradient(135deg, rgba(255,255,255,.58), rgba(246,250,255,.30));
}

.home-page #pricing .grid-3 {
  align-items: stretch;
  gap: 26px;
}

.home-page #pricing .price-card {
  position: relative;
  overflow: hidden;
  min-height: 500px;
  padding: 36px 32px 34px;
  text-align: center;
  border: 1px solid rgba(65,105,255,.13);
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.96), rgba(247,251,255,.90));
  box-shadow: 0 22px 70px rgba(45,68,116,.10);
}

.home-page #pricing .price-card::after {
  content: "";
  position: absolute;
  right: -64px;
  top: -64px;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(143,213,255,.28), transparent 68%);
}

.home-page #pricing .price-card:hover {
  transform: translateY(-10px);
  border-color: rgba(65,105,255,.28);
  box-shadow: 0 30px 88px rgba(65,105,255,.16);
}

.home-page #pricing .price-card.recommend {
  transform: translateY(-16px) scale(1.035);
  border: 2px solid rgba(65,105,255,.38);
  background:
    linear-gradient(180deg, rgba(255,255,255,1), rgba(240,247,255,.96)),
    radial-gradient(circle at 50% 0, rgba(65,105,255,.14), transparent 34%);
  box-shadow: 0 34px 100px rgba(65,105,255,.22);
}

.home-page #pricing .price-card.recommend:hover {
  transform: translateY(-20px) scale(1.05);
}

.home-page #pricing .price-card.recommend::before {
  content: "性价比";
  position: absolute;
  left: 50%;
  top: 0;
  transform: translateX(-50%);
  padding: 7px 22px 8px;
  border-radius: 0 0 18px 18px;
  color: #fff;
  background: linear-gradient(135deg, #ff8a4c, #ff5f75);
  box-shadow: 0 12px 28px rgba(255,95,117,.18);
  font-size: 13px;
  font-weight: 950;
  letter-spacing: .08em;
}

.home-page #pricing .price-card .badge {
  top: 22px;
  right: -36px;
  width: 136px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-radius: 0;
  transform: rotate(35deg);
  background: linear-gradient(135deg, #315aff, #67c7ff);
  box-shadow: 0 12px 28px rgba(65,105,255,.22);
  font-size: 12px;
}

.home-page #pricing .price-card h3 {
  margin: 16px 0 12px;
  color: #142035;
  font-size: 27px;
  font-weight: 950;
}

.home-page #pricing .price-card > .small {
  min-height: 52px;
  max-width: 330px;
  margin: 0 auto;
  color: #66738d;
  font-size: 14px;
}

.home-page #pricing .money {
  justify-content: center;
  margin: 30px 0 26px;
}

.home-page #pricing .money strong {
  color: #315aff;
  font-size: clamp(50px, 5vw, 68px);
  font-weight: 950;
  line-height: 1;
}

.home-page #pricing .money small {
  color: #66738d;
  font-weight: 800;
}

.home-page #pricing ul.clean {
  width: min(330px, 100%);
  margin: 0 auto 30px;
  gap: 14px;
  text-align: left;
}

.home-page #pricing ul.clean li {
  align-items: flex-start;
  color: #40506d;
  font-size: 15px;
}

.home-page #pricing ul.clean li::before {
  box-shadow: 0 8px 18px rgba(49,189,135,.20);
}

.home-page #pricing .price-card .btn {
  min-width: 150px;
  min-height: 46px;
  padding: 0 26px;
  border-radius: 14px;
}

.home-page #pricing .price-card .btn-primary {
  box-shadow: 0 18px 38px rgba(65,105,255,.28);
}

.home-page #pricing .price-card .btn-ghost {
  color: #315aff;
  border-color: rgba(65,105,255,.20);
  background: rgba(255,255,255,.86);
}

@media (max-width: 960px) {
  .home-page #pricing .grid-3 {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin: 0 auto;
  }
  .home-page #pricing .price-card.recommend,
  .home-page #pricing .price-card.recommend:hover {
    transform: none;
  }
}

/* 价格方案精修：去掉模糊背景，标题上移，推荐标识用清晰 CSS 绘制 */
.home-page #pricing {
  padding: 46px 0 96px !important;
  background: transparent !important;
}

.home-page #pricing::before,
.home-page #pricing .price-card::after {
  display: none !important;
  content: none !important;
}

.home-page #pricing .section-head.section-head-center {
  margin-bottom: 54px !important;
  transform: translateY(-26px);
}

.home-page #pricing .grid-3 {
  width: min(1180px, 100%);
  margin: -18px auto 0;
  gap: 26px;
  align-items: stretch;
}

.home-page #pricing .price-card {
  overflow: hidden;
  min-height: 492px;
  padding: 42px 34px 34px;
  text-align: center;
  border: 1px solid #dbe8ff;
  border-radius: 28px;
  background: #fff !important;
  box-shadow: 0 18px 46px rgba(45, 68, 116, .08);
  backdrop-filter: none !important;
  transform: none !important;
  filter: none !important;
}

.home-page #pricing .price-card:hover {
  transform: translateY(-6px) !important;
  border-color: #bcd2ff;
  box-shadow: 0 24px 58px rgba(65, 105, 255, .12);
}

.home-page #pricing .price-card.recommend {
  z-index: 2;
  min-height: 530px;
  margin-top: -24px;
  border: 2px solid #b7caff;
  background: linear-gradient(180deg, #fff 0%, #f7fbff 100%) !important;
  box-shadow: 0 22px 62px rgba(65, 105, 255, .14);
  transform: none !important;
}

.home-page #pricing .price-card.recommend:hover {
  transform: translateY(-6px) !important;
}

.home-page #pricing .price-card.recommend::before {
  content: "性价比" !important;
  position: absolute;
  left: 50%;
  top: 0;
  z-index: 5;
  height: 34px;
  line-height: 34px;
  padding: 0 24px;
  transform: translateX(-50%);
  border-radius: 0 0 17px 17px;
  color: #fff;
  background: #ff715f;
  box-shadow: none;
  font-size: 14px;
  font-weight: 950;
  letter-spacing: .04em;
}

.home-page #pricing .price-card .badge {
  top: 0 !important;
  right: 0 !important;
  z-index: 6;
  width: 102px !important;
  height: 102px !important;
  padding: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
  transform: none !important;
  color: transparent !important;
  font-size: 0 !important;
  overflow: hidden;
}

.home-page #pricing .price-card .badge::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  border-top: 86px solid #4f86ff;
  border-left: 86px solid transparent;
}

.home-page #pricing .price-card .badge::after {
  content: "推荐";
  position: absolute;
  top: 20px;
  right: 7px;
  width: 72px;
  height: 22px;
  line-height: 22px;
  transform: rotate(45deg);
  color: #fff;
  font-size: 12px;
  font-weight: 950;
  text-align: center;
  letter-spacing: .08em;
}

.home-page #pricing .price-card h3 {
  margin: 18px 0 14px;
  color: #142035;
  font-size: 28px;
  font-weight: 950;
  text-shadow: none;
}

.home-page #pricing .price-card.recommend h3 {
  margin-top: 26px;
}

.home-page #pricing .price-card > .small {
  color: #66738d;
  line-height: 1.75;
  text-shadow: none;
}

.home-page #pricing .money {
  margin: 32px 0 28px;
}

.home-page #pricing .money strong {
  color: #315aff;
  font-size: 66px;
  font-weight: 950;
  text-shadow: none;
}

.home-page #pricing ul.clean li {
  color: #40506d;
  text-shadow: none;
}

@media (max-width: 960px) {
  .home-page #pricing .section-head.section-head-center {
    transform: none;
    margin-bottom: 28px !important;
  }
  .home-page #pricing .grid-3 {
    margin-top: 0;
  }
  .home-page #pricing .price-card.recommend {
    margin-top: 0;
    min-height: 492px;
  }
}

/* 本轮修改：标题再上移，删除性价比，放大推荐角标 */
.home-page section > .section-head.section-head-center {
  transform: translateY(-34px);
}

.home-page #pricing .section-head.section-head-center {
  transform: translateY(-62px) !important;
  margin-bottom: 40px !important;
}

.home-page #pricing .price-card.recommend::before {
  display: none !important;
  content: none !important;
}

.home-page #pricing .price-card.recommend h3 {
  margin-top: 18px !important;
}

.home-page #pricing .price-card .badge {
  width: 122px !important;
  height: 122px !important;
}

.home-page #pricing .price-card .badge::before {
  border-top-width: 104px !important;
  border-left-width: 104px !important;
}

.home-page #pricing .price-card .badge::after {
  top: 25px !important;
  right: 10px !important;
  width: 84px !important;
  height: 28px !important;
  line-height: 28px !important;
  font-size: 16px !important;
  letter-spacing: .10em;
}

/* 推荐角标文字位置：上移、居中、加大 */
.home-page #pricing .price-card .badge::after {
  top: 22px !important;
  right: -10px !important;
  width: 92px !important;
  height: 34px !important;
  line-height: 34px !important;
  font-size: 20px !important;
  font-weight: 950 !important;
  text-align: center !important;
  letter-spacing: .06em !important;
}

/* 首页核心功能区：参考 rslogin 深色卡片模块 */
.home-core-section {
  position: relative;
  margin: 40px auto 78px;
  padding: 70px 58px 64px;
  border-radius: 34px;
  background:
    radial-gradient(circle at 18% 0, rgba(65,105,255,.16), transparent 30%),
    radial-gradient(circle at 82% 8%, rgba(56,189,248,.12), transparent 32%),
    linear-gradient(180deg, #101b2e 0%, #132034 100%);
  box-shadow: 0 30px 90px rgba(15, 23, 42, .18);
  overflow: hidden;
}

.home-core-section::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(135deg, transparent 0 126px, rgba(255,255,255,.035) 126px 127px, transparent 127px 252px);
  opacity: .55;
}

.home-core-head {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto 54px;
  text-align: center;
}

.home-core-head h2 {
  color: #f4f8ff;
  font-size: clamp(38px, 4.6vw, 58px);
  letter-spacing: -.04em;
}

.home-core-head p {
  margin-top: 18px;
  color: rgba(216,226,242,.72);
  font-size: 17px;
  line-height: 1.85;
}

.home-core-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px 30px;
}

.home-core-card {
  min-height: 280px;
  padding: 34px 28px 30px;
  border: 1px solid rgba(148,163,184,.22);
  border-radius: 22px;
  background: rgba(255,255,255,.045);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
  text-align: center;
  transition: .22s ease;
}

.home-core-card:hover {
  transform: translateY(-6px);
  border-color: rgba(96,165,250,.45);
  background: rgba(255,255,255,.07);
  box-shadow: 0 20px 50px rgba(0,0,0,.16), inset 0 1px 0 rgba(255,255,255,.06);
}

.home-core-icon {
  width: 82px;
  height: 82px;
  display: grid;
  place-items: center;
  margin: 0 auto 28px;
  border-radius: 999px;
  color: #72a7ff;
  background: rgba(65,105,255,.18);
  box-shadow: 0 16px 36px rgba(37,99,235,.12);
  font-size: 30px;
  font-weight: 950;
}

.home-core-card h3 {
  margin: 0 0 18px;
  color: #f5f8ff;
  font-size: 24px;
  font-weight: 950;
}

.home-core-card p {
  max-width: 310px;
  margin: 0 auto;
  color: rgba(216,226,242,.68);
  font-size: 15px;
  line-height: 1.9;
}

@media (max-width: 960px) {
  .home-core-section {
    padding: 48px 24px;
  }
  .home-core-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .home-core-section {
    margin: 28px auto 54px;
    padding: 40px 18px;
    border-radius: 28px;
  }
  .home-core-grid {
    grid-template-columns: 1fr;
  }
}

/* 核心功能浅色版：使用内置 SVG 图标，不依赖外部图标库 */
.home-core-section {
  margin: 34px auto 82px !important;
  padding: 68px 58px 62px !important;
  border: 1px solid rgba(65,105,255,.10) !important;
  border-radius: 38px !important;
  background:
    radial-gradient(circle at 18% 0, rgba(143,213,255,.22), transparent 34%),
    radial-gradient(circle at 86% 8%, rgba(65,105,255,.10), transparent 28%),
    linear-gradient(180deg, rgba(255,255,255,.94), rgba(247,251,255,.84)) !important;
  box-shadow: 0 26px 76px rgba(45,68,116,.10) !important;
}

.home-core-section::before {
  background-image: linear-gradient(135deg, transparent 0 130px, rgba(65,105,255,.035) 130px 131px, transparent 131px 260px) !important;
  opacity: .75 !important;
}

.home-core-head h2 {
  color: #142035 !important;
}

.home-core-head p {
  color: #66738d !important;
}

.home-core-grid {
  gap: 24px !important;
}

.home-core-card {
  min-height: 274px !important;
  border: 1px solid rgba(65,105,255,.12) !important;
  background:
    linear-gradient(180deg, rgba(255,255,255,.96), rgba(249,252,255,.90)) !important;
  box-shadow: 0 18px 52px rgba(45,68,116,.08), inset 0 1px 0 rgba(255,255,255,.85) !important;
}

.home-core-card:hover {
  border-color: rgba(65,105,255,.28) !important;
  background: #fff !important;
  box-shadow: 0 26px 68px rgba(65,105,255,.14), inset 0 1px 0 rgba(255,255,255,.95) !important;
}

.home-core-icon {
  color: #315aff !important;
  background:
    radial-gradient(circle at 30% 20%, rgba(255,255,255,.95), transparent 42%),
    linear-gradient(135deg, rgba(65,105,255,.13), rgba(143,213,255,.24)) !important;
  box-shadow: 0 16px 34px rgba(65,105,255,.14) !important;
}

.home-core-icon svg {
  width: 38px;
  height: 38px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.1;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.home-core-card h3 {
  color: #142035 !important;
}

.home-core-card p {
  color: #66738d !important;
}

/* 浅色优势页脚 */
.site-footer-v2 {
  position: relative;
  margin-top: 56px;
  padding: 78px 0 34px;
  color: #142035;
  border-top: 1px solid rgba(36,55,94,.08);
  background:
    radial-gradient(circle at 18% 0, rgba(143,213,255,.28), transparent 30%),
    radial-gradient(circle at 86% 4%, rgba(65,105,255,.10), transparent 26%),
    linear-gradient(180deg, #f8fbff 0%, #fff 100%);
  overflow: hidden;
}

.site-footer-v2::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(135deg, transparent 0 120px, rgba(65,105,255,.035) 120px 121px, transparent 121px 240px);
}

.site-footer-v2 .wrap {
  position: relative;
  z-index: 1;
}

.footer-adv-head {
  max-width: 760px;
  margin: 0 auto 56px;
  text-align: center;
}

.footer-adv-head h2 {
  margin: 0;
  color: #142035;
  font-size: clamp(34px, 4.4vw, 54px);
  font-weight: 950;
  letter-spacing: -.045em;
}

.footer-adv-head i {
  display: block;
  width: 78px;
  height: 4px;
  margin: 18px auto 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, #315aff, #72c3ff);
}

.footer-adv-head p {
  color: #66738d;
  font-size: 17px;
}

.footer-adv-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.footer-adv-card {
  min-height: 246px;
  padding: 34px 24px 30px;
  border: 1px solid rgba(65,105,255,.12);
  border-radius: 22px;
  background: rgba(255,255,255,.86);
  box-shadow: 0 18px 48px rgba(45,68,116,.08);
  text-align: center;
  transition: .22s ease;
}

.footer-adv-card:hover {
  transform: translateY(-6px);
  border-color: rgba(65,105,255,.28);
  box-shadow: 0 26px 66px rgba(65,105,255,.13);
}

.footer-adv-icon {
  width: 68px;
  height: 68px;
  display: grid;
  place-items: center;
  margin: 0 auto 24px;
  border-radius: 999px;
  color: #315aff;
  background: linear-gradient(135deg, rgba(65,105,255,.12), rgba(143,213,255,.22));
  box-shadow: 0 14px 34px rgba(65,105,255,.12);
  font-size: 26px;
  font-weight: 950;
}

.footer-adv-card h3 {
  margin: 0 0 14px;
  color: #142035;
  font-size: 24px;
  font-weight: 950;
}

.footer-adv-card p {
  margin: 0 auto;
  color: #66738d;
  font-size: 15px;
  line-height: 1.8;
}

.footer-bottom-v2 {
  margin-top: 42px;
  padding-top: 22px;
  border-top: 1px solid rgba(36,55,94,.08);
  color: #66738d;
}

@media (max-width: 960px) {
  .footer-adv-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-footer-v2 {
    padding: 56px 0 28px;
  }
  .footer-adv-grid {
    grid-template-columns: 1fr;
  }
}

/* 页脚优势 SVG 图标 */
.footer-adv-icon svg {
  width: 34px;
  height: 34px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* 文章正文插图 */
.article-image-toolbar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  padding: 12px;
  border: 1px dashed rgba(37, 99, 235, .26);
  border-radius: 16px;
  background: rgba(239, 246, 255, .72);
}

.article-image-toolbar input[type="file"] {
  width: auto;
  max-width: 280px;
  padding: 8px 10px;
}

.article-image-toolbar span {
  color: #64748b;
  font-size: 13px;
  font-weight: 700;
}

.article-inline-media {
  margin: 24px 0;
  padding: 10px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 22px;
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 18px 48px rgba(45, 68, 116, .08);
}

.article-inline-media img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 16px;
}

.article-inline-media figcaption {
  margin-top: 10px;
  color: #7b879d;
  font-size: 13px;
  line-height: 1.6;
  text-align: center;
}

/* 导航搜索框 */
.nav-shell.wrap {
  width: min(1260px, calc(100% - 40px));
}

.nav {
  gap: 12px;
  padding: 0 18px;
}

.brand,
.nav .btn {
  flex-shrink: 0;
}

.links {
  flex: 1;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.links a {
  padding: 9px 10px;
  white-space: nowrap;
}

.nav-search {
  height: 38px;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  gap: 4px;
  margin-left: 4px;
  padding: 3px;
  border: 1px solid rgba(36, 55, 94, .12);
  border-radius: 999px;
  background: rgba(255, 255, 255, .82);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9);
}

.nav-search input {
  width: 150px;
  height: 30px;
  border: 0;
  outline: none;
  padding: 0 10px;
  color: var(--text);
  background: transparent;
  font-size: 13px;
}

.nav-search button {
  height: 30px;
  border: 0;
  border-radius: 999px;
  padding: 0 12px;
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  font-size: 13px;
  font-weight: 900;
  cursor: pointer;
  transition: .2s;
}

.nav-search button:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(65, 105, 255, .22);
}

.nav-search.active {
  border-color: rgba(65, 105, 255, .28);
  box-shadow: 0 14px 34px rgba(65, 105, 255, .12), inset 0 1px 0 rgba(255, 255, 255, .9);
}

@media (max-width: 1180px) {
  .nav-search input {
    width: 118px;
  }
  .links a {
    padding-left: 8px;
    padding-right: 8px;
  }
}

@media (max-width: 960px) {
  .links {
    display: none;
  }
}

/* 搜索结果页 */
.search-hero {
  padding: 72px 0 32px;
}

.search-hero-inner {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
}

.search-hero h1 {
  margin: 10px 0 16px;
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: -.045em;
}

.search-hero p {
  max-width: 640px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.85;
}

.search-page-form {
  width: min(720px, 100%);
  min-height: 62px;
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 32px auto 12px;
  padding: 8px;
  border: 1px solid rgba(65, 105, 255, .14);
  border-radius: 999px;
  background: rgba(255, 255, 255, .88);
  box-shadow: 0 22px 60px rgba(45, 68, 116, .10);
}

.search-page-form input {
  flex: 1;
  min-width: 0;
  height: 44px;
  border: 0;
  outline: none;
  padding: 0 18px;
  color: var(--text);
  background: transparent;
  font-size: 15px;
}

.search-page-form button {
  height: 46px;
  border: 0;
  border-radius: 999px;
  padding: 0 24px;
  color: #fff;
  background: linear-gradient(135deg, #315aff, #72c3ff);
  font-weight: 900;
  cursor: pointer;
  box-shadow: 0 16px 34px rgba(65, 105, 255, .22);
}

.search-scope {
  color: #7b879d;
  font-size: 13px;
  font-weight: 800;
}

.search-result-section {
  padding-top: 24px;
}

.search-title-row {
  width: min(940px, 100%);
}

.search-result-list {
  width: min(940px, 100%);
  display: grid;
  gap: 14px;
  margin: 0 auto;
}

.search-result-row {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 28px;
  align-items: center;
  gap: 18px;
  padding: 20px 22px;
  border: 1px solid rgba(36, 55, 94, .10);
  border-radius: 24px;
  background: rgba(255, 255, 255, .84);
  box-shadow: 0 16px 48px rgba(45, 68, 116, .07);
  transition: .22s;
}

.search-result-row:hover {
  transform: translateY(-3px);
  border-color: rgba(65, 105, 255, .24);
  box-shadow: 0 24px 70px rgba(45, 68, 116, .12);
}

.search-result-icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  color: #315aff;
  background: linear-gradient(135deg, rgba(65, 105, 255, .12), rgba(130, 206, 255, .22));
  font-weight: 950;
}

.search-result-icon.warning {
  color: #f59e0b;
  background: linear-gradient(135deg, rgba(245, 158, 11, .13), rgba(255, 221, 130, .24));
}

.search-result-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
  color: #8a95aa;
  font-size: 13px;
  font-weight: 800;
}

.search-result-main h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.35;
}

.search-result-main p {
  margin-top: 7px;
  color: var(--muted);
  line-height: 1.7;
}

.search-result-arrow {
  color: #9aa6ba;
  font-size: 32px;
  font-weight: 300;
}

@media (max-width: 640px) {
  .search-page-form {
    align-items: stretch;
    flex-direction: column;
    border-radius: 26px;
  }
  .search-page-form button {
    width: 100%;
  }
  .search-result-row {
    grid-template-columns: 1fr;
    align-items: flex-start;
  }
  .search-result-arrow {
    display: none;
  }
}