/* Hallmark · genre: playful · macrostructure: Marquee Hero · theme: studied-DNA (source: 4568.qx3tcd2rb.top) · enrichment: source photography · nav: N9 · footer: Ft2 · contrast: pass (40–41) · honest: source-supplied (46) · chrome: pass (47) · tokens: pass (48) · responsive: source-pass (49–57), render pending */
/* Hallmark · pre-emit critique: P4 H4 E4 S5 R4 V4 */
@import url("/assets/AI25/tokens.css");

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100%;
  overflow-x: clip;
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  -webkit-overflow-scrolling: touch;
}

img {
  border: 0;
  vertical-align: middle;
  max-width: 100%;
}

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

h1,
h2,
h3 {
  min-width: 0;
  overflow-wrap: anywhere;
}

button {
  font-family: inherit;
  border: 0;
  cursor: pointer;
}

/* -- 页面外框：移动优先，PC 居中 480px -- */
.page-bg {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  min-height: 100dvh;
  background: var(--color-surface-rose-6);
}

.page-frame {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 480px;
  background: var(--color-bg-primary);
  box-shadow: 0 0 70px 0 var(--color-frame-shadow);
}

/* =========================================================
   Hero 区
   ========================================================= */
.hero {
  display: flex;
  flex-direction: column;
  width: 100%;
  background: linear-gradient(to bottom, var(--color-bg-card) 0%, var(--color-surface-rose-4) 100%);
}

.hero-media {
  position: relative;
  width: 100%;
  height: 284px;
}

.hero-media-inner {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-gif,
.hero-still {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 320px;
  object-fit: cover;
}

.hero-still {
  display: none;
}

/* 顶部导航栏 */
.hero-nav {
  position: absolute;
  top: 0;
  left: 0;
  z-index: var(--z-raised);
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 56px;
  padding: 0 20px;
  background: var(--color-surface-alpha-20);
  border-bottom: 1px solid var(--color-surface-alpha-40);
}

.hero-logo {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-family: var(--font-wordmark);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--color-bg-card);
  text-shadow: 0 1px 2px var(--color-ink-shadow-50);
}

/* 「立即下载」按钮（含扫光动画） */
.btn-nav-download {
  position: relative;
  overflow: hidden;
  padding: 8px 24px;
  border-radius: var(--radius-pill);
  background: var(--color-accent);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-bg-card);
  box-shadow: 0 10px 24px -10px var(--color-accent-shadow-70);
}

.btn-nav-download > span {
  position: relative;
  z-index: var(--z-raised);
}

.sweep-shine {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--color-surface-alpha-40) 40%,
    var(--color-surface-alpha-60) 50%,
    var(--color-surface-alpha-40) 60%,
    transparent 100%
  );
  animation: sweep-shine var(--dur-sweep) var(--ease-out) 1;
}

/* GIF 底部白色渐变（约占 10% 高度） */
.hero-fade {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(
    to top,
    var(--color-bg-card) 0px,
    var(--color-surface-alpha-88) 8px,
    var(--color-surface-alpha-45) 18px,
    var(--color-surface-alpha-00) 32px
  );
}

/* 主标题：跨在 GIF 与白底交界线上 */
.hero-title {
  right: 20px;
  min-width: 0;
  overflow-wrap: anywhere;
  font-family: var(--font-display);
  font-style: normal;
  letter-spacing: -0.03em;
  position: absolute;
  left: 20px;
  bottom: 0;
  z-index: var(--z-sticky);
  transform: translateY(50%);
  font-size: clamp(23px, 6.5vw, 28px);
  font-weight: 900;
  color: var(--color-text-primary);
  white-space: normal;
}

.typing-cursor {
  font-weight: 400;
}

/* =========================================================
   区块标题
   ========================================================= */
.section-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 24px;
}

.section-bar {
  width: 4px;
  height: 20px;
  border-radius: 2px;
  background: var(--color-accent);
}

.section-title {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
}

.subsection-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.subsection-label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.subsection-dot {
  width: 6px;
  height: 6px;
  border-radius: 2px;
  background: var(--color-accent);
}

.subsection-title {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1px;
}

.subsection-more {
  font-size: 12px;
  font-weight: 500;
  color: var(--color-accent);
}

/* =========================================================
   热门网黄 轮播
   ========================================================= */
.hot-section {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  padding-top: 32px;
  background: linear-gradient(to bottom, var(--color-bg-card) 0%, var(--color-surface-rose-4) 100%);
}

.carousel {
  position: relative;
  width: 100%;
  height: 248px;
  padding-top: 12px;
  overflow-x: clip;
  overflow-y: visible;
  user-select: none;
  -webkit-user-select: none;
  cursor: grab;
}

.carousel:active {
  cursor: grabbing;
}

.carousel-track {
  position: absolute;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 12px;
  overflow: visible;
}

.carousel-card {
  position: relative;
  flex-shrink: 0;
  width: 140px;
  height: 220px;
  border-radius: 16px;
  border: 1px solid var(--color-accent-border);
  overflow: hidden;
  pointer-events: none;
  will-change: transform;
  transform-origin: center bottom;
}

.carousel-card-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}

.carousel-underline-wrap {
  position: absolute;
  bottom: 6px;
  left: 0;
  z-index: var(--z-raised);
  display: flex;
  justify-content: center;
  width: 100%;
}

.carousel-underline {
  width: 52px;
  height: 3px;
  border-radius: 2px;
  background: var(--color-accent);
  opacity: 0;
  transform: scaleX(0);
  transition: opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out);
}

/* =========================================================
   品牌条 + 热门独家内容
   ========================================================= */
.subscription {
  display: flex;
  flex-direction: column;
  width: 100%;
  background: linear-gradient(to bottom, var(--color-surface-rose-4) 0%, var(--color-bg-card) 100%);
}

.brand-bar {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 16px 24px;
  background: var(--color-surface-rose-4);
}

.brand-name {
  flex-shrink: 0;
  font-size: 28px;
  font-weight: 900;
  letter-spacing: 1px;
}

.brand-tags {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  min-width: 0;
  font-size: var(--text-xs);
  white-space: nowrap;
}

.brand-tag-muted {
  font-weight: 500;
  color: var(--color-text-muted);
}

.brand-divider {
  width: 1px;
  height: 12px;
  background: var(--color-border);
}

.brand-tag-accent {
  font-weight: 600;
  color: var(--color-accent);
}

.preview-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  padding: 16px 12px;
  background: var(--color-bg-card);
}

.preview-head {
  padding: 0 12px 8px;
}

.preview-row {
  display: flex;
  gap: 8px;
  width: 100%;
}

.preview-cell {
  position: relative;
  flex: 1;
  height: 190px;
  border-radius: 12px;
  border: 1px solid var(--color-bg-card);
  background-size: cover;
  background-position: center;
  overflow: hidden;
  box-shadow: 0 10px 24px -16px var(--color-ink-shadow-45);
}

/* 「史低」角标 */
.badge-lowest {
  position: absolute;
  top: 2px;
  left: 2px;
  display: flex;
  flex-direction: column;
  padding: 4px 8px;
  border-radius: 4px;
  background: var(--color-accent);
}

.badge-lowest span {
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
  color: var(--color-bg-card);
}

.badge-lowest span + span {
  color: var(--color-gold);
}

/* =========================================================
   百万UP入驻
   ========================================================= */
.community {
  display: flex;
  flex-direction: column;
  width: 100%;
  background: linear-gradient(
    to bottom,
    var(--color-bg-card) 0%,
    var(--color-surface-rose-5) 34%,
    var(--color-surface-blue) 66%,
    var(--color-bg-card) 100%
  );
}

.community-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 24px 32px;
}

.community-bar {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  background: var(--color-accent);
}

.community-title {
  font-family: var(--font-display);
  font-style: normal;
  font-size: 40px;
  font-weight: 700;
  text-align: center;
}

.community-slogan-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
}

.slogan-1 {
  font-size: 24px;
  font-weight: 700;
  color: var(--color-accent);
}

.slogan-2-row {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 4px;
  width: 100%;
}

.slogan-2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-deep);
}

.slogan-pct {
  font-size: 48px;
  font-weight: 900;
  line-height: 0.85;
  color: var(--color-accent);
}

.community-sub {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text-secondary);
  text-align: center;
}

/* 数据条 */
.stats-bar {
  font-variant-numeric: tabular-nums;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin: 0 20px;
  padding: 16px 20px;
  border-radius: 16px;
  background: var(--color-surface-alpha-90);
  border: 1px solid var(--color-border);
  box-shadow: 0 12px 32px -24px var(--color-ink-shadow-50);
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-value {
  font-size: 22px;
  font-weight: 900;
  display: inline-block;

}

.stat-value.accent {
  color: var(--color-accent);
}


.stat-label {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-muted);
}

.stat-divider {
  width: 1px;
  height: 28px;
  background: var(--color-border);
}

/* UP主卡片 */
.creator-row {
  display: flex;
  gap: 12px;
  width: 100%;
  padding: 0 20px;
}

/* 两行卡片各自被 .reveal-child 包裹，不是兄弟节点，
   所以行间距不能靠 .creator-row + .creator-row，直接标在第二行上。 */
.creator-row-2 {
  padding-top: 12px;
}

.creator-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-radius: 16px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-accent-border-light);
  overflow: hidden;
  box-shadow: 0 12px 30px -22px var(--color-ink-shadow-55);
}

.creator-img {
  width: 100%;
  height: 160px;
  background-size: cover;
  background-position: center;
}

.creator-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
  width: 100%;
  padding: 12px;
}

.creator-name {
  font-size: var(--text-sm);
  font-weight: 600;
}

.creator-fans {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-muted);
}

/* 社区互动玩法 */
.features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  padding: 32px 24px 0;
}

.feature-row {
  display: flex;
  gap: 12px;
  width: 100%;
}

.feature-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px;
  border-radius: 16px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-accent-border-light);
  box-shadow: 0 12px 28px -22px var(--color-ink-shadow-50);
}

.feature-icon {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

.feature-title {
  font-size: var(--text-sm);
  font-weight: 600;
}

.feature-desc {
  font-size: var(--text-xs);
  font-weight: 300;
  color: var(--color-text-muted);
}

/* CTA */
.cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  width: 100%;
  padding: 32px 32px 0;
}

.cta-title {
  font-size: 20px;
  font-weight: 700;
  text-align: center;
}

.cta-sub {
  font-size: 14px;
  font-weight: 300;
  color: var(--color-text-secondary);
  text-align: center;
}

.cta-row {
  display: flex;
  gap: 12px;
  width: 100%;
  max-width: 320px;
}

.btn-join {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 16px;
  border-radius: var(--radius-pill);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-bg-card);
  white-space: nowrap;
  background: var(--color-accent);
  box-shadow: 0 4px 24px 2px var(--color-accent-shadow-25);
}

.btn-business {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-accent);
  background: var(--color-surface-alpha-90);
  font-size: 16px;
  font-weight: 700;
  color: var(--color-accent);
  white-space: nowrap;
  box-shadow: 0 4px 20px 0 var(--color-accent-shadow-15);
}

.cta-note {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-dim);
}

/* =========================================================
   AI女友
   ========================================================= */
.dating {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  width: 100%;
  padding: 24px 32px 44px;
  background: var(--color-surface-rose-2);
}

.dating-title {
  font-family: var(--font-display);
  font-style: normal;
  font-size: 32px;
  font-weight: 900;
  line-height: 1.1;
  text-align: center;
}

.dating-sub {
  margin-top: 8px;
  font-size: 16px;
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text-secondary);
  text-align: center;
}

.dating-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.dating-card {
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 16px;
  padding: 28px 16px;
  border-radius: 16px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-accent-border-light);
  box-shadow: 0 14px 32px -24px var(--color-ink-shadow-55);
}

.dating-icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--color-accent-bg);
  flex: 0 0 auto;
}

.dating-icon-box svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent-alt);
}

.dating-card-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  width: 100%;
}

.dating-card-title {
  font-size: 16px;
  font-weight: 700;
  text-align: left;
}

.dating-card-desc {
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.4;
  color: var(--color-text-muted);
  text-align: left;
}

/* 头像堆叠 */
.avatars-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  width: 100%;
}

.avatars {
  position: relative;
  width: 276px;
  height: 60px;
}

.avatar {
  position: absolute;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  border: 3px solid var(--color-bg-card);
  background-size: cover;
  background-position: center;
  box-shadow: 0 8px 18px -10px var(--color-ink-shadow-50);
}

.avatars-note {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.btn-start {
  width: 100%;
  padding: 16px;
  border-radius: 14px;
  font-size: 18px;
  font-weight: 700;
  color: var(--color-bg-card);
  text-align: center;
  background: var(--color-accent);
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 105px;
  background: var(--color-surface-soft);
  border-top: 1px solid var(--color-border);
}

.footer-brand {
  font-family: var(--font-wordmark);
  font-size: 36px;
  font-weight: 900;
  letter-spacing: 2px;
  color: var(--color-accent);
}

.footer-copy {
  font-size: var(--text-xs);
  font-weight: 300;
  color: var(--color-text-dim);
}

/* 举报指引入口 */
.footer-doc {
  margin-top: 8px;
  font-size: var(--text-sm);
  color: var(--color-text-dim);
  text-decoration: underline;
  cursor: pointer;
  background: none;
}

/* =========================================================
   滚动进场
   ========================================================= */
.reveal-container,
.reveal-child {
  opacity: 1;
  transform: translateY(0);
}

.reveal-container.reveal-hidden {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--dur-long) var(--ease-out), transform var(--dur-long) var(--ease-out);
}

.reveal-child.reveal-hidden {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--dur-long) var(--ease-out), transform var(--dur-long) var(--ease-out);
}

.reveal-container.reveal-visible,
.reveal-child.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================================
   动画
   ========================================================= */
@keyframes sweep-shine {
  0% { transform: translateX(-100%) skewX(-20deg); }
  100% { transform: translateX(200%) skewX(-20deg); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: var(--dur-micro) !important;
    animation-iteration-count: 1 !important;
    transition-duration: var(--dur-micro) !important;
  }

  .hero-gif,
  .sweep-shine {
    display: none;
  }

  .hero-still {
    display: block;
  }

  .reveal-container,
  .reveal-child {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* 交互状态与参考页适配 */
button,
a[data-contact],
.footer-doc {
  min-height: 44px;
  white-space: nowrap;
}

button:focus-visible,
a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

.btn-nav-download,
.btn-join,
.btn-business,
.btn-start,
.carousel-control {
  transition: transform var(--dur-micro) var(--ease-out),
    opacity var(--dur-short) var(--ease-out),
    background-color var(--dur-short) var(--ease-out);
}

.btn-nav-download:active,
.btn-join:active,
.btn-business:active,
.btn-start:active,
.carousel-control:active {
  transform: translateY(1px);
}

[data-state="loading"] {
  cursor: progress;
}

[data-state="loading"]::after {
  content: "";
  width: 14px;
  height: 14px;
  margin-inline-start: var(--space-xs);
  border: 2px solid currentColor;
  border-inline-end-color: transparent;
  border-radius: 50%;
  display: inline-block;
  animation: loading-spin var(--dur-loading) linear infinite;
}

[data-state="error"] {
  outline: 2px solid var(--color-error);
  outline-offset: 2px;
}

[data-state="success"] {
  box-shadow: 0 0 0 2px var(--color-success);
}

button:disabled,
[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
}

.carousel-controls {
  position: absolute;
  inset: auto var(--space-sm) var(--space-sm);
  z-index: var(--z-raised);
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}

.carousel-control {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: var(--rule-hair) solid var(--color-accent-border);
  border-radius: var(--radius-pill);
  background: var(--color-surface-alpha-90);
  color: var(--color-accent);
  font: 700 28px/1 var(--font-display);
  pointer-events: auto;
}

.download-status {
  position: fixed;
  inset: auto var(--space-md) max(var(--space-md), env(safe-area-inset-bottom));
  z-index: var(--z-toast);
  max-width: min(28rem, calc(100% - 2rem));
  margin-inline: auto;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-pill);
  background: var(--color-text-primary);
  color: var(--color-bg-card);
  font-size: var(--text-sm);
  text-align: center;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
  transition: opacity var(--dur-short) var(--ease-out),
    transform var(--dur-short) var(--ease-out);
}

.download-status[data-visible="true"] {
  opacity: 1;
  transform: none;
}

@media (hover: hover) and (pointer: fine) {
  .btn-nav-download:hover,
  .btn-join:hover,
  .btn-start:hover {
    transform: translateY(-1px);
  }

  .btn-business:hover,
  .carousel-control:hover {
    background: var(--color-accent-bg);
  }

  .creator-card:hover,
  .dating-card:hover {
    transform: translateY(-2px);
  }

  .footer-doc:hover {
    color: var(--color-accent);
  }
}

.footer-doc:active {
  color: var(--color-accent-deep);
}

.creator-card,
.dating-card {
  transition: transform var(--dur-short) var(--ease-out);
}

@media (min-width: 23rem) {
  .brand-bar {
    flex-direction: row;
    align-items: flex-end;
  }
}

@media (max-width: 22.99rem) {
  .stats-bar {
    gap: var(--space-xs);
    margin-inline: var(--space-sm);
    padding-inline: var(--space-sm);
  }

  .creator-row {
    gap: var(--space-xs);
    padding-inline: var(--space-sm);
  }

  .dating {
    padding-inline: var(--space-lg);
  }

  .avatars {
    transform: scale(0.92);
  }
}

@keyframes loading-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  [data-state="loading"]::after {
    animation-duration: 1500ms !important;
  }
}