:root {
  --ink: #1c2024;
  --muted: #67717d;
  --line: #dde3e8;
  --paper: #ffffff;
  --soft: #f5f7f8;
  --rose: #c7486f;
  --teal: #0f766e;
  --gold: #b8892f;
  --blue: #385a7c;
  --shadow: 0 18px 48px rgba(28, 32, 36, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: 70px;
  padding: 12px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  min-width: 220px;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  color: #fff;
  background: var(--rose);
  border-radius: 8px;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  margin-top: -2px;
  color: var(--muted);
  font-size: 12px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
  color: #38434f;
  font-size: 14px;
}

.nav-links a {
  border-bottom: 2px solid transparent;
  padding: 6px 0;
}

.nav-links a:hover {
  border-bottom-color: var(--rose);
}

.shop-link,
.primary-action,
.secondary-action,
.article-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 0 16px;
  font-weight: 700;
  cursor: pointer;
}

.shop-link,
.primary-action {
  color: #fff;
  background: var(--ink);
}

.shop-link:hover,
.primary-action:hover {
  background: #343b43;
}

.age-notice {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px clamp(18px, 4vw, 56px);
  border-bottom: 1px solid rgba(184, 137, 47, 0.28);
  color: #473817;
  background: #fff8e6;
}

.age-notice strong,
.age-notice span {
  display: block;
}

.age-notice span {
  margin-top: 2px;
  font-size: 13px;
}

.secondary-action,
.article-link {
  color: var(--ink);
  background: #fff;
  border-color: var(--line);
}

.secondary-action:hover,
.article-link:hover {
  border-color: var(--rose);
  color: var(--rose);
}

.hero {
  position: relative;
  min-height: calc(100vh - 70px);
  display: grid;
  align-items: end;
  overflow: hidden;
  background: #111;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(11, 14, 18, 0.72) 0%, rgba(11, 14, 18, 0.42) 42%, rgba(11, 14, 18, 0.08) 100%),
    var(--image-url, url("./assets/hero-editorial.png"));
  background-position: center;
  background-size: cover;
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 76px 0 56px;
  color: #fff;
}

.eyebrow {
  color: rgba(255, 255, 255, 0.76);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 760px;
  margin: 12px 0 16px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero p {
  max-width: 620px;
  margin: 0 0 26px;
  color: rgba(255, 255, 255, 0.86);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero .secondary-action {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.34);
}

.hero-strip {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.hero-strip ul {
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 18px 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  list-style: none;
}

.hero-strip strong,
.hero-strip span {
  display: block;
  color: #fff;
}

.hero-strip span {
  color: rgba(255, 255, 255, 0.72);
  font-size: 13px;
}

.section {
  padding: 58px clamp(18px, 4vw, 56px);
}

.section-inner {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(28px, 3vw, 42px);
  line-height: 1.08;
}

.section-head p {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
}

.scenario-section {
  background: #fbfcfc;
}

.scenario-grid,
.pick-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.scenario-card {
  display: grid;
  align-content: space-between;
  min-height: 320px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), #fff),
    linear-gradient(135deg, rgba(199, 72, 111, 0.16), rgba(15, 118, 110, 0.12));
  box-shadow: 0 12px 28px rgba(28, 32, 36, 0.06);
}

.scenario-card h3 {
  margin: 16px 0 10px;
  font-size: 26px;
  line-height: 1.08;
}

.scenario-card p {
  margin: 0;
  color: var(--muted);
}

.scenario-products {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0;
}

.scenario-products span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 9px;
  color: #44505b;
  background: #fff;
  font-size: 12px;
  font-weight: 800;
}

.trust-section {
  background: #161b20;
  color: #fff;
}

.trust-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 34px;
  align-items: center;
}

.trust-layout h2 {
  margin: 14px 0 12px;
  font-size: clamp(32px, 4vw, 54px);
  line-height: 1.03;
}

.trust-layout p {
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
}

.trust-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.trust-list div {
  min-height: 118px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.07);
}

.trust-list strong,
.trust-list span {
  display: block;
}

.trust-list span {
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.topic-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.topic-card {
  min-height: 150px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}

.topic-card:hover,
.topic-card.active {
  transform: translateY(-2px);
  border-color: rgba(199, 72, 111, 0.55);
  box-shadow: 0 12px 28px rgba(28, 32, 36, 0.08);
}

.topic-card .tone {
  width: 36px;
  height: 5px;
  margin-bottom: 22px;
  border-radius: 999px;
}

.topic-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.topic-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.toolbar {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 12px;
  margin-bottom: 20px;
}

.search-box {
  min-height: 44px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.article-card {
  display: grid;
  grid-template-rows: auto 1fr;
  min-height: 100%;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.article-media {
  aspect-ratio: 16 / 9;
  width: 100%;
  background-image:
    linear-gradient(135deg, rgba(15, 118, 110, 0.1), rgba(199, 72, 111, 0.14)),
    var(--image-url, url("./assets/hero-editorial.png"));
  background-position: center;
  background-size: cover;
}

.article-body {
  display: grid;
  grid-template-rows: auto auto 1fr auto auto;
  gap: 12px;
  padding: 18px;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}

.badge {
  width: fit-content;
  border-radius: 999px;
  padding: 4px 9px;
  color: var(--ink);
  background: var(--soft);
  font-size: 12px;
  font-weight: 800;
}

.article-card h3 {
  display: -webkit-box;
  min-height: 52px;
  margin: 0;
  overflow: hidden;
  font-size: 22px;
  line-height: 1.18;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.article-card p {
  display: -webkit-box;
  min-height: 68px;
  margin: 0;
  overflow: hidden;
  color: var(--muted);
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.article-card .article-link {
  align-self: end;
}

.article-page {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 30px;
  width: min(1180px, calc(100% - 36px));
  margin: 0 auto;
  padding: 42px 0 70px;
}

.scenario-page {
  background: #fff;
}

.scenario-detail {
  width: min(980px, calc(100% - 36px));
  margin: 0 auto;
  padding: 44px 0 26px;
}

.scenario-cover {
  display: block;
  aspect-ratio: 16 / 9;
  margin: 18px 0 24px;
  border-radius: 8px;
  background-image:
    linear-gradient(135deg, rgba(28, 32, 36, 0.14), rgba(199, 72, 111, 0.16)),
    var(--image-url, url("./assets/hero-editorial.png"));
  background-position: center;
  background-size: cover;
}

.scenario-detail h1 {
  max-width: 780px;
  margin: 16px 0 14px;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1;
}

.scenario-detail p {
  max-width: 700px;
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.scenario-recommend {
  padding-top: 30px;
}

.scenario-fit-section {
  padding-top: 18px;
  padding-bottom: 18px;
}

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

.scenario-fit-grid div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
  background: #fbfcfc;
}

.scenario-fit-grid span,
.scenario-fit-grid strong {
  display: block;
}

.scenario-fit-grid span {
  color: var(--rose);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.scenario-fit-grid strong {
  margin-top: 8px;
  color: #34404b;
  font-size: 14px;
  line-height: 1.35;
}

.scenario-sticky-cta {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 18;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border-radius: 8px;
  padding: 0 18px;
  color: #fff;
  background: var(--rose);
  box-shadow: 0 14px 34px rgba(28, 32, 36, 0.18);
  font-weight: 900;
}

.scenario-sticky-cta:hover {
  background: #a8365a;
}

.scenario-article-link {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  background: #fbfcfc;
}

.scenario-article-link h2 {
  margin: 0 0 8px;
  font-size: 28px;
}

.scenario-article-link p {
  max-width: 760px;
  color: var(--muted);
}

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

.article-hero {
  aspect-ratio: 16 / 9;
  border-radius: 8px;
  background-image:
    linear-gradient(135deg, rgba(28, 32, 36, 0.08), rgba(199, 72, 111, 0.18)),
    var(--image-url, url("./assets/hero-editorial.png"));
  background-position: center;
  background-size: cover;
}

.article-main h1 {
  max-width: 820px;
  margin: 22px 0 12px;
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1.03;
}

.article-summary {
  max-width: 760px;
  color: var(--muted);
  font-size: 19px;
}

.conversion-map {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin: 24px 0 6px;
}

.conversion-map div {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: #fbfcfc;
}

.conversion-map span,
.conversion-map strong {
  display: block;
}

.conversion-map span {
  color: var(--rose);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.conversion-map strong {
  margin-top: 6px;
  color: #34404b;
  font-size: 14px;
  line-height: 1.35;
}

.article-content {
  margin-top: 28px;
  color: #2d3339;
  font-size: 18px;
}

.article-content h2 {
  margin: 34px 0 10px;
  font-size: 28px;
}

.article-content p,
.article-content li {
  color: #44505b;
}

.keyword-link {
  color: var(--rose);
  border-bottom: 1px solid rgba(199, 72, 111, 0.35);
  font-weight: 800;
}

.keyword-link:hover {
  border-bottom-color: var(--rose);
}

.article-content ul {
  padding-left: 22px;
}

.sidebar {
  position: sticky;
  top: 92px;
  align-self: start;
  display: grid;
  gap: 14px;
}

.side-panel,
.product-card,
.disclosure {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.side-panel,
.disclosure {
  padding: 18px;
}

.side-panel h3,
.disclosure h3 {
  margin: 0 0 10px;
}

.product-card {
  overflow: hidden;
}

.product-visual {
  aspect-ratio: 4 / 3;
  background-image:
    radial-gradient(circle at 20% 25%, rgba(199, 72, 111, 0.24), transparent 32%),
    linear-gradient(135deg, rgba(56, 90, 124, 0.16), rgba(15, 118, 110, 0.14)),
    var(--image-url, none);
  background-position: center;
  background-size: cover;
}

.article-bottom-picks {
  padding-top: 18px;
  background: #fbfcfc;
}

.product-body {
  padding: 16px;
}

.product-body h4 {
  margin: 0 0 8px;
  font-size: 17px;
}

.product-body .badge {
  margin-bottom: 10px;
}

.trust-mini ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.product-body p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
}

.disclosure {
  background: #fbfcfc;
}

.disclosure p {
  margin: 0;
  color: var(--muted);
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 32px clamp(18px, 4vw, 56px);
  border-top: 1px solid var(--line);
  background: #11161b;
  color: #fff;
}

.site-footer p {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.68);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 18px;
  color: rgba(255, 255, 255, 0.8);
}

.empty {
  grid-column: 1 / -1;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: var(--soft);
}

.admin-open {
  background: #f3f5f7;
}

.admin-shell {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: calc(100vh - 70px);
}

.admin-sidebar {
  position: sticky;
  top: 70px;
  height: calc(100vh - 70px);
  padding: 22px 16px;
  color: #fff;
  background: #141a20;
}

.admin-brand {
  padding: 10px 10px 22px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.admin-brand strong,
.admin-brand span {
  display: block;
}

.admin-brand span {
  margin-top: 4px;
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.admin-nav {
  display: grid;
  gap: 6px;
  margin-top: 18px;
}

.admin-nav a,
.admin-logout {
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  padding: 10px 12px;
  color: rgba(255, 255, 255, 0.78);
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.admin-nav a.active,
.admin-nav a:hover,
.admin-logout:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.admin-logout {
  position: absolute;
  right: 16px;
  bottom: 18px;
  left: 16px;
}

.admin-main {
  padding: 28px;
}

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

.admin-head h1 {
  margin: 0 0 4px;
  font-size: 32px;
  letter-spacing: 0;
}

.admin-head p {
  margin: 0;
  color: var(--muted);
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}

.admin-stats div,
.admin-panel,
.login-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: 0 8px 28px rgba(28, 32, 36, 0.06);
}

.admin-stats div {
  padding: 18px;
}

.admin-stats strong {
  display: block;
  font-size: 34px;
  line-height: 1;
}

.admin-stats span {
  color: var(--muted);
  font-size: 13px;
}

.admin-panel {
  padding: 18px;
}

.admin-panel h2 {
  margin: 0 0 14px;
  font-size: 20px;
}

.admin-grid.two {
  display: grid;
  grid-template-columns: 0.9fr 1.2fr;
  gap: 18px;
}

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

.admin-row {
  display: grid;
  width: 100%;
  gap: 2px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fff;
  text-align: left;
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}

.admin-row:hover {
  border-color: var(--rose);
}

.admin-row span {
  color: var(--muted);
  font-size: 13px;
}

.form-page {
  max-width: 880px;
}

.login-screen {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 70px);
  padding: 24px;
  background:
    linear-gradient(135deg, rgba(199, 72, 111, 0.1), rgba(15, 118, 110, 0.1)),
    #f5f7f8;
}

.login-card {
  display: grid;
  gap: 14px;
  width: min(460px, 100%);
  padding: 26px;
}

.login-card h1 {
  margin: 0;
}

.login-card p {
  margin: 0;
  color: var(--muted);
}

form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 6px;
  color: #34404b;
  font-size: 14px;
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 11px;
  color: var(--ink);
  background: #fff;
  font-weight: 500;
}

textarea {
  resize: vertical;
}

fieldset {
  border: 1px solid var(--line);
  border-radius: 8px;
  margin: 0;
  padding: 12px;
}

legend {
  padding: 0 6px;
  font-weight: 800;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.check-list {
  display: grid;
  gap: 8px;
}

.check-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
}

.check-list input {
  width: auto;
}

.admin-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.danger-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  border: 1px solid #dc2626;
  border-radius: 8px;
  padding: 0 16px;
  color: #dc2626;
  background: #fff;
  font-weight: 800;
  cursor: pointer;
}

.danger-action:hover {
  color: #fff;
  background: #dc2626;
}

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

.admin-table th,
.admin-table td {
  border-bottom: 1px solid var(--line);
  padding: 10px;
  text-align: left;
  vertical-align: middle;
}

.admin-table th {
  color: #34404b;
  background: #f7f9fa;
}

@media (max-width: 900px) {
  .site-header {
    flex-wrap: wrap;
    gap: 12px;
  }

  .brand {
    min-width: 0;
  }

  .nav-links {
    order: 3;
    width: 100%;
    margin-left: 0;
    overflow-x: auto;
  }

  .age-notice {
    align-items: stretch;
    flex-direction: column;
  }

  .age-notice .secondary-action {
    width: 100%;
  }

  .hero-strip ul,
  .scenario-grid,
  .pick-grid,
  .scenario-fit-grid,
  .trust-layout,
  .trust-list,
  .topic-grid,
  .article-grid,
  .conversion-map,
  .article-page {
    grid-template-columns: 1fr;
  }

  .section-head,
  .site-footer {
    align-items: start;
    flex-direction: column;
  }

  .toolbar {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    padding: 64px 0 34px;
  }

  .hero h1 {
    font-size: 42px;
    line-height: 1.02;
  }

  .hero p {
    font-size: 16px;
  }

  .hero-strip ul {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    padding: 14px 0;
  }

  .hero-strip strong {
    font-size: 13px;
  }

  .hero-strip span {
    font-size: 12px;
    line-height: 1.35;
  }

  .section {
    padding-top: 38px;
    padding-bottom: 38px;
  }

  .scenario-card {
    min-height: 260px;
  }

  .article-page {
    padding-top: 24px;
  }

  .article-hero {
    margin-top: 14px;
  }

  .article-main h1,
  .scenario-detail h1 {
    font-size: 36px;
  }

  .article-content {
    font-size: 16px;
  }

  .article-content h2 {
    font-size: 24px;
  }

  .scenario-detail {
    padding-top: 28px;
  }

  .scenario-sticky-cta {
    right: 12px;
    bottom: 12px;
    left: 12px;
  }

  .admin-shell,
  .admin-grid.two,
  .admin-stats,
  .form-row {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: static;
    height: auto;
  }

  .admin-logout {
    position: static;
    width: 100%;
    margin-top: 20px;
  }
}