/* ===============================================================
   必火 MCN 官网 —— 全站样式
   设计方向：暗黑热感（深黑底 + 炽热橙红，用「发光」表达「火」）
   =============================================================== */

/* ---------- 1. 设计变量 ---------- */
:root {
  /* 背景层次 */
  --bg:        #08080a;
  --bg-1:      #0e0e12;
  --bg-2:      #141419;
  --bg-3:      #1c1c23;

  /* 文字 */
  --ink:       #f7f7f9;
  --ink-2:     #b4b4c0;
  --ink-3:     #7a7a88;
  --ink-4:     #4a4a56;

  /* 热感主色 */
  --hot:       #ff4d1c;
  --hot-2:     #ff8a00;
  --hot-soft:  #ff6b3d;
  --hot-grad:  linear-gradient(100deg, #ff3d00 0%, #ff6b1c 45%, #ffa020 100%);
  --hot-glow:  0 0 40px rgba(255, 77, 28, .35);

  /* 描边 */
  --line:      rgba(255, 255, 255, .08);
  --line-2:    rgba(255, 255, 255, .14);

  /* 尺寸 */
  --wrap:      1240px;
  --nav-h:     72px;
  --r:         14px;
  --r-lg:      22px;

  /* 动效 */
  --ease:      cubic-bezier(.22, .61, .36, 1);
  --ease-out:  cubic-bezier(.16, 1, .3, 1);
}

/* ---------- 2. 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 20px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB',
               'Microsoft YaHei', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }

::selection { background: var(--hot); color: #fff; }

/* 滚动条 */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg-1); }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #2c2c36; }

/* ---------- 3. 布局工具 ---------- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: 24px;
}

.section { padding: clamp(72px, 9vw, 130px) 0; position: relative; }
.section--tight { padding: clamp(56px, 6vw, 88px) 0; }
.section--alt { background: var(--bg-1); }

/* 区块标题 */
.sec-head { margin-bottom: clamp(40px, 5vw, 64px); }
.sec-head--center { text-align: center; max-width: 720px; margin-inline: auto; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--hot-soft);
  margin-bottom: 18px;
}
.eyebrow::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--hot);
  box-shadow: var(--hot-glow);
}
.sec-head--center .eyebrow::before { display: none; }

.sec-title {
  font-size: clamp(28px, 4.2vw, 46px);
  font-weight: 800;
  line-height: 1.25;
  letter-spacing: -.02em;
}

.sec-desc {
  margin-top: 18px;
  font-size: clamp(15px, 1.6vw, 17px);
  color: var(--ink-2);
  max-width: 620px;
}
.sec-head--center .sec-desc { margin-inline: auto; }

/* 热感文字 */
.hot-text {
  background: var(--hot-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- 4. 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  height: 50px;
  padding: 0 28px;
  border: 0;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease),
              background .3s var(--ease), border-color .3s var(--ease);
}

.btn-primary {
  background: var(--hot-grad);
  color: #fff;
  box-shadow: 0 6px 24px rgba(255, 77, 28, .3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(255, 77, 28, .45);
}

.btn-ghost {
  background: rgba(255, 255, 255, .04);
  color: var(--ink);
  border: 1px solid var(--line-2);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, .09);
  border-color: rgba(255, 255, 255, .28);
  transform: translateY(-2px);
}

.btn-sm { height: 42px; padding: 0 20px; font-size: 14px; }
.btn-lg { height: 56px; padding: 0 34px; font-size: 16px; }

.btn svg { width: 16px; height: 16px; transition: transform .3s var(--ease); }
.btn:hover svg { transform: translateX(3px); }

/* ---------- 5. 导航 ---------- */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  transition: background .4s var(--ease), border-color .4s var(--ease),
              backdrop-filter .4s var(--ease);
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(8, 8, 10, .82);
  backdrop-filter: blur(18px) saturate(160%);
  border-bottom-color: var(--line);
}

.nav .wrap { display: flex; align-items: center; gap: 40px; }

.logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--hot-grad);
  display: grid;
  place-items: center;
  font-size: 17px;
  font-weight: 900;
  color: #fff;
  box-shadow: 0 4px 18px rgba(255, 77, 28, .45);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-cn { font-size: 17px; font-weight: 800; letter-spacing: .04em; }
.logo-en { font-size: 9px; font-weight: 600; letter-spacing: .22em; color: var(--ink-3); }

.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-links a {
  position: relative;
  padding: 8px 15px;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-2);
  border-radius: 8px;
  transition: color .25s var(--ease), background .25s var(--ease);
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 15px;
  right: 15px;
  bottom: 2px;
  height: 2px;
  background: var(--hot-grad);
  border-radius: 2px;
  transform: scaleX(0);
  transition: transform .3s var(--ease);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.is-active { color: var(--ink); }
.nav-links a.is-active::after { transform: scaleX(1); }

.nav-cta { flex-shrink: 0; }

/* 移动端汉堡 */
.nav-toggle {
  display: none;
  width: 42px; height: 42px;
  background: transparent;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
  place-items: center;
  margin-left: auto;
}
.nav-toggle span {
  display: block;
  width: 18px; height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .2s;
}
.nav-toggle span + span { margin-top: 4.5px; }
.nav-toggle.is-open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity: 0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: var(--nav-h) 0 auto 0;
  background: rgba(8, 8, 10, .97);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--line);
  padding: 20px 24px 32px;
  display: none;
  flex-direction: column;
  gap: 4px;
  z-index: 99;
  animation: menuIn .3s var(--ease-out);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu a {
  padding: 14px 4px;
  font-size: 17px;
  font-weight: 600;
  border-bottom: 1px solid var(--line);
}
.mobile-menu .btn { margin-top: 20px; }

@keyframes menuIn {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: none; }
}

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-h);
  overflow: hidden;
}

/* 背景：热感光晕 + 网格 */
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.hero-glow {
  position: absolute;
  width: 900px; height: 900px;
  left: -18%; top: -28%;
  background: radial-gradient(circle, rgba(255, 77, 28, .22) 0%,
                                      rgba(255, 138, 0, .09) 38%,
                                      transparent 68%);
  filter: blur(30px);
  animation: breathe 9s ease-in-out infinite;
}
.hero-glow--2 {
  left: auto; right: -22%; top: 34%;
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(255, 61, 0, .15) 0%, transparent 65%);
  animation-delay: -4.5s;
}
@keyframes breathe {
  0%, 100% { transform: scale(1);    opacity: .85; }
  50%      { transform: scale(1.14); opacity: 1; }
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(ellipse 90% 60% at 30% 40%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 30% 40%, #000 20%, transparent 75%);
  opacity: .55;
}

.hero .wrap {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, .82fr);
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  height: 34px;
  padding: 0 15px 0 11px;
  border: 1px solid rgba(255, 107, 61, .3);
  background: rgba(255, 77, 28, .08);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--hot-soft);
  margin-bottom: 26px;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--hot);
  box-shadow: 0 0 0 0 rgba(255, 77, 28, .7);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(255, 77, 28, .6); }
  70%  { box-shadow: 0 0 0 9px rgba(255, 77, 28, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 77, 28, 0); }
}

.hero-title {
  font-size: clamp(40px, 6.4vw, 78px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -.035em;
}
.hero-title .line { display: block; overflow: hidden; }
.hero-title .line > span {
  display: block;
  animation: riseIn 1s var(--ease-out) backwards;
}
.hero-title .line:nth-child(2) > span { animation-delay: .12s; }

@keyframes riseIn {
  from { transform: translateY(105%); opacity: 0; }
  to   { transform: none; opacity: 1; }
}

.hero-sub {
  margin-top: 26px;
  font-size: clamp(15px, 1.8vw, 18px);
  color: var(--ink-2);
  max-width: 520px;
  animation: fadeUp 1s var(--ease-out) .3s backwards;
}

.hero-actions {
  margin-top: 40px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  animation: fadeUp 1s var(--ease-out) .42s backwards;
}

@keyframes fadeUp {
  from { transform: translateY(20px); opacity: 0; }
  to   { transform: none; opacity: 1; }
}

/* Hero 内容墙（模拟达人作品缩略图，替换真实封面见 README） */
.hero-wall {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  height: 78svh;
  max-height: 660px;
  overflow: hidden;
  mask-image: linear-gradient(#000 55%, transparent 96%);
  -webkit-mask-image: linear-gradient(#000 55%, transparent 96%);
}
.wall-col { display: flex; flex-direction: column; gap: 14px; }
.wall-col--up   { animation: wallUp   34s linear infinite; }
.wall-col--down { animation: wallDown 34s linear infinite; }
.wall-col--slow { animation-duration: 44s; }

@keyframes wallUp   { from { transform: translateY(0); }    to { transform: translateY(-50%); } }
@keyframes wallDown { from { transform: translateY(-50%); } to { transform: translateY(0); } }

.wall-card {
  position: relative;
  flex-shrink: 0;
  /* 小红书封面标准比例 3:4；padding 撑高比 aspect-ratio 兼容更广（内容全为绝对定位） */
  padding-top: 133.333%;
  border-radius: var(--r);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--bg-2);
}
.wall-card img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}
.wall-card::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to top, rgba(0, 0, 0, .82) 0%, rgba(0, 0, 0, .08) 46%, transparent 66%);
}
.wall-card .play {
  position: absolute;
  left: 11px; bottom: 10px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11.5px;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 1px 4px rgba(0, 0, 0, .5);
}
.wall-card .play svg { width: 11px; height: 11px; color: #ff5470; }
.wall-card .wall-author {
  position: absolute;
  right: 11px; bottom: 10px;
  z-index: 2;
  font-size: 10px;
  font-weight: 500;
  color: rgba(255, 255, 255, .82);
  text-shadow: 0 1px 4px rgba(0, 0, 0, .5);
  max-width: 55%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Hero 底部滚动提示 */
.hero-scroll {
  position: absolute;
  left: 50%; bottom: 28px;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: .2em;
  color: var(--ink-4);
}
.hero-scroll .bar {
  width: 1px; height: 42px;
  background: linear-gradient(var(--hot), transparent);
  animation: scrollHint 2s var(--ease) infinite;
  transform-origin: top;
}
@keyframes scrollHint {
  0%   { transform: scaleY(0); opacity: 0; }
  40%  { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1) translateY(42px); opacity: 0; }
}

/* ---------- 7. 数据战绩条 ---------- */
.stats {
  border-block: 1px solid var(--line);
  background:
    linear-gradient(rgba(255, 77, 28, .03), transparent),
    var(--bg-1);
  position: relative;
  z-index: 3;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat {
  padding: clamp(34px, 4.4vw, 56px) 28px;
  text-align: center;
  position: relative;
}
.stat + .stat::before {
  content: '';
  position: absolute;
  left: 0; top: 22%; bottom: 22%;
  width: 1px;
  background: var(--line);
}
.stat-value {
  font-size: clamp(34px, 4.6vw, 56px);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.03em;
  background: var(--hot-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 22px rgba(255, 77, 28, .35));
}
.stat-value .suffix { font-size: .48em; margin-left: 3px; }
.stat-label { margin-top: 12px; font-size: 15px; font-weight: 600; }
.stat-note  { margin-top: 3px; font-size: 12.5px; color: var(--ink-4); }

/* ---------- 8. 达人矩阵 ---------- */
.talent-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.filters { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 38px; }
.filter-group { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-group + .filter-group {
  margin-left: 16px;
  padding-left: 24px;
  border-left: 1px solid var(--line);
}
.chip {
  height: 36px;
  padding: 0 17px;
  border-radius: 100px;
  border: 1px solid var(--line-2);
  background: transparent;
  color: var(--ink-2);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  transition: all .25s var(--ease);
}
.chip:hover { color: var(--ink); border-color: rgba(255, 255, 255, .3); }
.chip.is-on {
  background: var(--hot-grad);
  border-color: transparent;
  color: #fff;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(255, 77, 28, .3);
}

.talent-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
  gap: 20px;
}

.talent-card {
  position: relative;
  padding: 26px 24px 24px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--bg-1);
  overflow: hidden;
  transition: transform .45s var(--ease), border-color .45s var(--ease),
              box-shadow .45s var(--ease);
}
/* hover 时的热感光晕 */
.talent-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: radial-gradient(420px circle at var(--mx, 50%) var(--my, 0%),
              hsl(var(--h) 90% 55% / .16), transparent 62%);
  opacity: 0;
  transition: opacity .45s var(--ease);
  pointer-events: none;
}
.talent-card:hover {
  transform: translateY(-5px);
  border-color: hsl(var(--h) 70% 50% / .4);
  box-shadow: 0 18px 46px rgba(0, 0, 0, .5);
}
.talent-card:hover::before { opacity: 1; }

.talent-top { display: flex; align-items: center; gap: 14px; }

.avatar {
  width: 58px; height: 58px;
  flex-shrink: 0;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-size: 21px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(145deg, hsl(var(--h) 80% 52%), hsl(calc(var(--h) + 28) 72% 38%));
  box-shadow: 0 6px 20px hsl(var(--h) 80% 45% / .3);
  object-fit: cover;
}

.talent-name { font-size: 17.5px; font-weight: 700; line-height: 1.3; }
.talent-handle {
  font-size: 12.5px;
  color: var(--ink-3);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.platform-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  height: 22px;
  padding: 0 9px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 600;
  margin-top: 7px;
}
.platform-tag[data-p="douyin"]       { background: rgba(37, 244, 238, .12);  color: #25f4ee; }
.platform-tag[data-p="xiaohongshu"]  { background: rgba(255, 36, 66, .13);   color: #ff5470; }
.platform-tag[data-p="bilibili"]     { background: rgba(251, 114, 153, .12); color: #fb7299; }
.platform-tag[data-p="kuaishou"]     { background: rgba(255, 122, 0, .13);   color: #ff9c3d; }
.platform-tag[data-p="shipinhao"]    { background: rgba(7, 193, 96, .12);    color: #2ecc71; }

.talent-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 20px 0 16px;
  padding: 14px 0;
  border-block: 1px solid var(--line);
}
.metric-v { font-size: 19px; font-weight: 800; letter-spacing: -.02em; }
.metric-k { font-size: 11.5px; color: var(--ink-4); margin-top: 1px; }

.talent-desc {
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--ink-2);
  min-height: 44px;
}

.talent-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.tag {
  height: 24px;
  padding: 0 10px;
  border-radius: 6px;
  background: var(--bg-3);
  font-size: 11.5px;
  color: var(--ink-2);
  display: inline-flex;
  align-items: center;
}

.empty-state {
  grid-column: 1 / -1;
  padding: 70px 20px;
  text-align: center;
  color: var(--ink-3);
  border: 1px dashed var(--line-2);
  border-radius: var(--r-lg);
}

/* ---------- 9. 业务能力 ---------- */
.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 20px;
}

.service-card {
  position: relative;
  padding: 34px 30px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--bg-1);
  overflow: hidden;
  transition: transform .45s var(--ease), border-color .45s var(--ease);
}
.service-card::after {
  content: '';
  position: absolute;
  left: 0; top: 0;
  width: 100%; height: 2px;
  background: var(--hot-grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s var(--ease);
}
.service-card:hover { transform: translateY(-5px); border-color: var(--line-2); }
.service-card:hover::after { transform: scaleX(1); }

.service-icon {
  width: 50px; height: 50px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: rgba(255, 77, 28, .1);
  border: 1px solid rgba(255, 107, 61, .22);
  margin-bottom: 22px;
  transition: background .4s var(--ease), box-shadow .4s var(--ease);
}
.service-icon svg { width: 23px; height: 23px; stroke: var(--hot-soft); }
.service-card:hover .service-icon {
  background: rgba(255, 77, 28, .18);
  box-shadow: 0 0 26px rgba(255, 77, 28, .25);
}

.service-title { font-size: 21px; font-weight: 700; }
.service-desc  { margin-top: 12px; font-size: 14.5px; color: var(--ink-2); }

.service-points { margin-top: 20px; display: flex; flex-direction: column; gap: 9px; }
.service-points li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 13.5px;
  color: var(--ink-2);
}
.service-points li::before {
  content: '';
  flex-shrink: 0;
  width: 5px; height: 5px;
  margin-top: 9px;
  border-radius: 50%;
  background: var(--hot);
  box-shadow: 0 0 8px rgba(255, 77, 28, .7);
}

/* ---------- 10. 案例 ---------- */
.case-list { display: flex; flex-direction: column; gap: 22px; }

.case-card {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: 0;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--bg-1);
  overflow: hidden;
  transition: border-color .4s var(--ease), transform .4s var(--ease);
}
.case-card:hover { border-color: var(--line-2); transform: translateY(-3px); }

.case-body { padding: clamp(30px, 3.6vw, 46px); }

.case-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12.5px;
  color: var(--ink-3);
  margin-bottom: 16px;
}
.case-meta .sep { width: 3px; height: 3px; border-radius: 50%; background: var(--ink-4); }
.case-industry {
  height: 24px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  border-radius: 6px;
  background: hsl(var(--h) 70% 50% / .14);
  color: hsl(var(--h) 85% 68%);
  font-weight: 600;
}

.case-title {
  font-size: clamp(20px, 2.4vw, 27px);
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: -.02em;
}

.case-block { margin-top: 22px; }
.case-block h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  color: var(--hot-soft);
  margin-bottom: 7px;
}
.case-block p { font-size: 14.5px; color: var(--ink-2); }

.case-results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-left: 1px solid var(--line);
  background:
    radial-gradient(120% 90% at 100% 0%, hsl(var(--h) 75% 45% / .09), transparent 62%),
    var(--bg-2);
}
.result {
  padding: clamp(24px, 3vw, 38px) 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.result:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
.result:nth-child(odd)  { border-right: 1px solid var(--line); }
.result-v {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 900;
  letter-spacing: -.03em;
  background: var(--hot-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.result-k { font-size: 13px; color: var(--ink-3); margin-top: 5px; }

/* ---------- 11. 品牌 Logo 墙 ---------- */
.marquee {
  position: relative;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: slide 42s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee + .marquee { margin-top: 16px; }
.marquee--rev .marquee-track { animation-direction: reverse; }

@keyframes slide { from { transform: translateX(0); } to { transform: translateX(-50%); } }

.brand-chip {
  flex-shrink: 0;
  height: 62px;
  padding: 0 32px;
  display: grid;
  place-items: center;
  border-radius: var(--r);
  border: 1px solid var(--line);
  background: var(--bg-1);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink-3);
  white-space: nowrap;
  transition: color .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}
.brand-chip:hover {
  color: var(--ink);
  border-color: rgba(255, 107, 61, .35);
  background: var(--bg-2);
}

/* ---------- 12. 双 CTA 分叉 ---------- */
.fork-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.fork-card {
  position: relative;
  padding: clamp(34px, 4vw, 52px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--bg-1);
  overflow: hidden;
  transition: transform .45s var(--ease), border-color .45s var(--ease);
}
.fork-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(90% 70% at 50% 0%, rgba(255, 77, 28, .12), transparent 70%);
  opacity: 0;
  transition: opacity .45s var(--ease);
}
.fork-card:hover { transform: translateY(-5px); border-color: rgba(255, 107, 61, .3); }
.fork-card:hover::before { opacity: 1; }
.fork-card > * { position: relative; z-index: 1; }

.fork-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--hot-soft);
  margin-bottom: 16px;
}
.fork-title { font-size: clamp(24px, 2.8vw, 32px); font-weight: 800; letter-spacing: -.02em; }
.fork-desc  { margin-top: 14px; font-size: 15px; color: var(--ink-2); }
.fork-card .btn { margin-top: 28px; }

/* ---------- 13. 表单 ---------- */
.form-shell {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(30px, 5vw, 70px);
  align-items: start;
}

.form-tabs {
  display: inline-flex;
  padding: 5px;
  gap: 4px;
  border-radius: 100px;
  border: 1px solid var(--line);
  background: var(--bg-1);
  margin-bottom: 28px;
}
.form-tab {
  height: 40px;
  padding: 0 22px;
  border: 0;
  border-radius: 100px;
  background: transparent;
  color: var(--ink-2);
  font-size: 14.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all .3s var(--ease);
}
.form-tab.is-on {
  background: var(--hot-grad);
  color: #fff;
  box-shadow: 0 4px 16px rgba(255, 77, 28, .3);
}

.form-card {
  padding: clamp(28px, 3.4vw, 42px);
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--bg-1);
}

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--ink-2);
}
.field label .req { color: var(--hot); margin-left: 3px; }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 15px;
  border-radius: 11px;
  border: 1px solid var(--line-2);
  background: var(--bg);
  font-size: 14.5px;
  transition: border-color .25s var(--ease), box-shadow .25s var(--ease);
}
.field textarea { resize: vertical; min-height: 108px; line-height: 1.6; }
.field select { appearance: none; cursor: pointer; }
.field-select { position: relative; }
.field-select::after {
  content: '';
  position: absolute;
  right: 16px; top: 50%;
  width: 7px; height: 7px;
  border-right: 1.5px solid var(--ink-3);
  border-bottom: 1.5px solid var(--ink-3);
  transform: translateY(-70%) rotate(45deg);
  pointer-events: none;
}
.field input::placeholder,
.field textarea::placeholder { color: var(--ink-4); }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--hot-soft);
  box-shadow: 0 0 0 3px rgba(255, 77, 28, .13);
}
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: #ff3b30; }
.field .err {
  display: none;
  font-size: 12.5px;
  color: #ff6b60;
  margin-top: 6px;
}
.field.has-error .err { display: block; }

.form-note { font-size: 12.5px; color: var(--ink-4); margin-top: 14px; }

.form-ok {
  display: none;
  padding: 44px 30px;
  text-align: center;
}
.form-ok.is-on { display: block; }
.form-ok .ok-mark {
  width: 62px; height: 62px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--hot-grad);
  box-shadow: var(--hot-glow);
}
.form-ok .ok-mark svg { width: 28px; height: 28px; stroke: #fff; }
.form-ok h3 { font-size: 22px; font-weight: 800; }
.form-ok p  { margin-top: 10px; color: var(--ink-2); font-size: 14.5px; }

/* 联系方式侧栏 */
.contact-item { display: flex; gap: 15px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.contact-item:last-child { border-bottom: 0; }
.contact-item .ci-icon {
  width: 40px; height: 40px;
  flex-shrink: 0;
  border-radius: 11px;
  display: grid;
  place-items: center;
  background: rgba(255, 77, 28, .1);
  border: 1px solid rgba(255, 107, 61, .2);
}
.contact-item .ci-icon svg { width: 18px; height: 18px; stroke: var(--hot-soft); }
.contact-item .ci-k { font-size: 12.5px; color: var(--ink-4); }
.contact-item .ci-v { font-size: 15.5px; font-weight: 600; margin-top: 2px; }

/* ---------- 14. 扶持政策（加入我们） ---------- */
.benefit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.benefit-card {
  padding: 28px 26px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--bg-1);
  transition: border-color .4s var(--ease), transform .4s var(--ease);
}
.benefit-card:hover { border-color: rgba(255, 107, 61, .3); transform: translateY(-4px); }
.benefit-num {
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--hot-soft);
  margin-bottom: 14px;
}
.benefit-card h3 { font-size: 18px; font-weight: 700; }
.benefit-card p  { margin-top: 10px; font-size: 14px; color: var(--ink-2); }

/* ---------- 14a2. 真实头像 / 趋势图 / 媒体 Kit ---------- */
.avatar { position: relative; overflow: hidden; }
.avatar img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}

.talent-card { cursor: pointer; }
.talent-card--incubating { cursor: default; }
.talent-incubating {
  margin: 20px 0 16px;
  padding: 14px;
  border-radius: 12px;
  border: 1px dashed rgba(255, 107, 61, .35);
  background: rgba(255, 77, 28, .06);
  font-size: 13px;
  font-weight: 600;
  color: var(--hot-soft);
  text-align: center;
}

.grow-badge {
  position: absolute;
  top: 18px; right: 18px;
  z-index: 2;
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
  height: 24px;
  padding: 0 9px;
  border-radius: 100px;
  background: rgba(46, 204, 113, .14);
  border: 1px solid rgba(46, 204, 113, .3);
  color: #4ade80;
  font-size: 12px;
  font-weight: 700;
}
.grow-badge small { font-size: 10px; font-weight: 500; opacity: .75; }

.talent-spark {
  display: block;
  width: 100%;
  height: 30px;
  margin: -6px 0 10px;
}

.talent-more {
  margin-top: 14px;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--hot-soft);
  opacity: 0;
  transition: opacity .3s var(--ease);
}
.talent-card:hover .talent-more,
.talent-card:focus-visible .talent-more { opacity: 1; }

/* 媒体 Kit 弹窗 */
.kit-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(4, 4, 6, .78);
  backdrop-filter: blur(8px);
  animation: kitIn .25s var(--ease-out);
}
@keyframes kitIn { from { opacity: 0; } to { opacity: 1; } }

.kit-modal {
  position: relative;
  width: 100%;
  max-width: 520px;
  max-height: 88svh;
  overflow-y: auto;
  padding: 30px 28px 24px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-2);
  background: var(--bg-1);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .6);
  animation: kitUp .3s var(--ease-out);
}
@keyframes kitUp { from { transform: translateY(16px); opacity: 0; } to { transform: none; opacity: 1; } }

.kit-close {
  position: absolute;
  top: 14px; right: 14px;
  width: 34px; height: 34px;
  border: 1px solid var(--line-2);
  border-radius: 10px;
  background: transparent;
  color: var(--ink-2);
  cursor: pointer;
  transition: all .25s var(--ease);
}
.kit-close:hover { color: var(--ink); border-color: var(--hot-soft); }

.kit-head { display: flex; gap: 14px; align-items: center; margin-bottom: 20px; }
.kit-head .avatar { width: 60px; height: 60px; border-radius: 16px; font-size: 22px; flex-shrink: 0;
  display: grid; place-items: center; color: #fff; font-weight: 800;
  background: linear-gradient(145deg, hsl(var(--h) 80% 52%), hsl(calc(var(--h) + 28) 72% 38%)); }
.kit-head h3 { font-size: 20px; font-weight: 800; }
.kit-head p { font-size: 12.5px; color: var(--ink-3); margin-top: 4px; }
.kit-health { color: #4ade80; font-weight: 600; }

.kit-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}
.kit-cell {
  padding: 12px 8px;
  border-radius: 12px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  text-align: center;
}
.kit-cell b { display: block; font-size: 16px; font-weight: 800; }
.kit-cell span { display: block; font-size: 10.5px; color: var(--ink-4); margin-top: 3px; }

.kit-modal h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--hot-soft);
  margin: 18px 0 10px;
}
.kit-age-row {
  display: grid;
  grid-template-columns: 74px 1fr 48px;
  gap: 10px;
  align-items: center;
  margin-bottom: 7px;
  font-size: 12.5px;
}
.kit-age-k { color: var(--ink-2); }
.kit-age-bar { height: 7px; border-radius: 4px; background: var(--bg-3); overflow: hidden; }
.kit-age-bar i { display: block; height: 100%; border-radius: 4px; }
.kit-age-v { text-align: right; color: var(--ink-2); font-weight: 600; }
.kit-region { font-size: 13.5px; color: var(--ink-2); }
.kit-note {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-size: 11.5px;
  color: var(--ink-4);
}

@media (max-width: 480px) {
  .kit-grid { grid-template-columns: repeat(2, 1fr); }
}

/* 导航 / 页脚真实 logo 图 */
.logo-mark { overflow: hidden; }
.logo-mark img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- 14b. 达人卡附加指标 ---------- */
.talent-sub {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  margin: -6px 0 14px;
  font-size: 12px;
  color: var(--ink-4);
}
.talent-sub b { color: var(--ink-2); font-weight: 600; }

/* ---------- 14c. 内容生产流程 ---------- */
.pipe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  counter-reset: pipe;
}
.pipe-card {
  position: relative;
  padding: 26px 22px;
  border-radius: var(--r-lg);
  border: 1px solid var(--line);
  background: var(--bg-1);
  transition: border-color .4s var(--ease), transform .4s var(--ease);
}
.pipe-card:hover { border-color: rgba(255, 107, 61, .32); transform: translateY(-4px); }

/* 流程箭头（仅桌面显示） */
.pipe-card::after {
  content: '';
  position: absolute;
  right: -11px; top: 50%;
  width: 8px; height: 8px;
  border-top: 1.5px solid var(--line-2);
  border-right: 1.5px solid var(--line-2);
  transform: translateY(-50%) rotate(45deg);
}
.pipe-card:last-child::after { display: none; }

.pipe-step {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--hot-soft);
  margin-bottom: 12px;
}
.pipe-title { font-size: 18px; font-weight: 700; }
.pipe-desc  { margin-top: 9px; font-size: 13.5px; color: var(--ink-2); line-height: 1.6; }
.pipe-sla {
  margin-top: 16px;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  font-size: 12px;
  color: var(--hot-soft);
  font-weight: 600;
}

/* ---------- 14d. 剪辑考核维度表 ---------- */
.dim-list {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--bg-1);
}
.dim-row {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 20px;
  padding: 17px 26px;
  border-bottom: 1px solid var(--line);
  transition: background .3s var(--ease);
}
.dim-row:last-child { border-bottom: 0; }
.dim-row:hover { background: var(--bg-2); }
.dim-k {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--hot-soft);
}
.dim-v { font-size: 14px; color: var(--ink-2); }

@media (max-width: 640px) {
  .pipe-card::after { display: none; }
  .dim-row { grid-template-columns: 1fr; gap: 4px; padding: 15px 20px; }
}

/* ---------- 15. Footer ---------- */
.footer {
  border-top: 1px solid var(--line);
  background: var(--bg-1);
  padding: clamp(50px, 6vw, 76px) 0 30px;
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
  gap: 40px;
  padding-bottom: 42px;
  border-bottom: 1px solid var(--line);
}
.footer-brand .logo { margin-bottom: 18px; }
.footer-brand p { font-size: 14px; color: var(--ink-3); max-width: 330px; }

.footer-col h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 18px;
}
.footer-col a, .footer-col li {
  display: block;
  font-size: 13.5px;
  color: var(--ink-3);
  padding: 5px 0;
  transition: color .25s var(--ease);
}
.footer-col a:hover { color: var(--hot-soft); }

.footer-bottom {
  padding-top: 26px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  font-size: 12.5px;
  color: var(--ink-4);
}
.footer-bottom a { transition: color .25s var(--ease); }
.footer-bottom a:hover { color: var(--ink-2); }

/* ---------- 16. 滚动入场动画 ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
[data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- 17. 内页头部 ---------- */
.page-hero {
  position: relative;
  padding: calc(var(--nav-h) + 76px) 0 60px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.page-hero .hero-glow { width: 700px; height: 700px; left: 40%; top: -60%; }
.page-hero .wrap { position: relative; z-index: 2; }
.page-title {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 900;
  letter-spacing: -.03em;
  line-height: 1.15;
}
.page-sub { margin-top: 18px; font-size: 16.5px; color: var(--ink-2); max-width: 600px; }

.crumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--ink-4); margin-bottom: 20px; }
.crumb a:hover { color: var(--hot-soft); }

/* ---------- 18. 响应式 ---------- */
@media (max-width: 1080px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 44px; }
  .hero-wall { height: 400px; grid-template-columns: repeat(4, 1fr); }
  .hero { min-height: auto; padding-block: calc(var(--nav-h) + 60px) 70px; }
  .hero-scroll { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: grid; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(3)::before, .stat:nth-child(1)::before { display: none; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .case-card { grid-template-columns: 1fr; }
  .case-results { border-left: 0; border-top: 1px solid var(--line); }
  .fork-grid { grid-template-columns: 1fr; }
  .form-shell { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .wrap { padding-inline: 18px; }
  .hero-wall { grid-template-columns: repeat(3, 1fr); height: 320px; gap: 10px; }
  .wall-col { gap: 10px; }
  .filter-group + .filter-group {
    margin-left: 0; padding-left: 0; border-left: 0;
    padding-top: 12px; margin-top: 4px;
    border-top: 1px solid var(--line); width: 100%;
  }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .talent-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .hero-actions .btn { flex: 1; min-width: 140px; }
}

/* ---------- 20. 炫酷层 ---------- */

/* 顶部滚动进度条 */
.scroll-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 2.5px;
  z-index: 130;
  background: var(--hot-grad);
  transform-origin: left;
  transform: scaleX(0);
  box-shadow: 0 0 12px rgba(255, 77, 28, .6);
  pointer-events: none;
}

/* 全局噪点质感（极低透明度，增加高级感） */
body::after {
  content: '';
  position: fixed;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: 300;
  pointer-events: none;
  opacity: .05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Hero 标题流光 */
.hero-title .hot-text {
  background-size: 220% auto;
  animation: shimmer 3.6s linear infinite;
}
@keyframes shimmer {
  to { background-position: 220% center; }
}

/* Hero 火星粒子画布 */
.hero-embers {
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  z-index: 1;
  pointer-events: none;
  mix-blend-mode: screen;
}

/* Hero 跟随光标的光晕（仅精确指针设备） */
.cursor-glow {
  position: absolute;
  width: 560px; height: 560px;
  border-radius: 50%;
  left: 0; top: 0;
  transform: translate3d(var(--cx, -9999px), var(--cy, 0px), 0) translate(-50%, -50%);
  background: radial-gradient(circle, rgba(255, 90, 30, .13), transparent 62%);
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity .5s var(--ease);
}
.hero:hover .cursor-glow { opacity: 1; }

/* 内容墙 3D 透视 */
@media (min-width: 1081px) {
  .hero-wall {
    transform: perspective(1400px) rotateY(-9deg) rotateX(4deg);
    transition: transform 1s var(--ease);
  }
  .hero-wall:hover {
    transform: perspective(1400px) rotateY(-4deg) rotateX(2deg);
  }
}

/* 主按钮：悬停扫光 */
.btn-primary { position: relative; overflow: hidden; }
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background: linear-gradient(115deg, transparent 32%, rgba(255, 255, 255, .38) 50%, transparent 68%);
  transform: translateX(-130%);
  pointer-events: none;
}
.btn-primary:hover::after { animation: sweep .85s var(--ease); }
@keyframes sweep {
  to { transform: translateX(130%); }
}

/* 达人卡 3D 倾斜（JS 写入 --rx/--ry） */
@media (hover: hover) and (pointer: fine) and (prefers-reduced-motion: no-preference) {
  .talent-card:hover {
    transform: perspective(900px) translateY(-5px)
               rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  }
}

/* 业务卡图标：悬停轻微弹跳 */
.service-card:hover .service-icon { animation: iconPop .5s var(--ease); }
@keyframes iconPop {
  0%   { transform: scale(1); }
  45%  { transform: scale(1.14) rotate(-4deg); }
  100% { transform: scale(1); }
}

/* 品牌 chip 悬停辉光 */
.brand-chip:hover {
  box-shadow: 0 0 24px rgba(255, 77, 28, .18);
}

/* ---------- 19. 无障碍 / 动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}

:focus-visible { outline: 2px solid var(--hot-soft); outline-offset: 3px; border-radius: 4px; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 12px;
  z-index: 200;
  padding: 10px 18px;
  background: var(--hot);
  color: #fff;
  border-radius: 8px;
  font-size: 14px;
}
.skip-link:focus { left: 24px; }