/* =======================================================================
   狠狠撸综合传媒与MCN机构官网 —— 公共样式表
   设计风格：现代商务 + 创意潮酷
   配色：极简黑 #1A1A1A / 网感粉红 #FF3366 / 赛博蓝 #00E5FF / 浅灰 #FAFAFA / 正文 #333333
   组件命名前缀均采用 mcn- 以保证本套模板独有，不与其他模板冲突
   ======================================================================= */

/* ---------- 设计令牌 ---------- */
:root {
  --mcn-black: #1A1A1A;
  --mcn-pink: #FF3366;
  --mcn-cyan: #00E5FF;
  --mcn-bg: #FAFAFA;
  --mcn-text: #333333;
  --mcn-muted: #6b6b6b;
  --mcn-line: #e6e6e6;
  --mcn-white: #ffffff;
  --mcn-grad: linear-gradient(120deg, #FF3366 0%, #00E5FF 100%);
  --mcn-radius: 16px;
  --mcn-shadow: 0 10px 40px rgba(26, 26, 26, 0.08);
  --mcn-shadow-strong: 0 24px 60px rgba(26, 26, 26, 0.18);
  --mcn-ease: cubic-bezier(0.23, 1, 0.32, 1);
  --mcn-maxw: 1240px;
  --mcn-sans: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
  --mcn-display: "ZCOOL KuaiLe", "Noto Sans SC", var(--mcn-sans);
}

/* ---------- 重置 ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--mcn-sans);
  background: var(--mcn-bg);
  color: var(--mcn-text);
  line-height: 1.75;
  font-size: 16px;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s var(--mcn-ease); }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ---------- 通用容器与工具类 ---------- */
.mcn-container { width: 100%; max-width: var(--mcn-maxw); margin: 0 auto; padding: 0 24px; }
.mcn-section { padding: 96px 0; }
.mcn-section--dark { background: var(--mcn-black); color: #f4f4f4; }
.mcn-section--alt { background: #fff; }
.mcn-text-grad {
  background: var(--mcn-grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
.mcn-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; letter-spacing: .16em; text-transform: uppercase;
  font-weight: 700; color: var(--mcn-pink);
}
.mcn-eyebrow::before { content: ""; width: 28px; height: 2px; background: var(--mcn-grad); }
.mcn-h2 { font-size: clamp(28px, 4vw, 44px); line-height: 1.2; font-weight: 800; color: var(--mcn-black); letter-spacing: -.01em; }
.mcn-section--dark .mcn-h2 { color: #fff; }
.mcn-lead { font-size: clamp(16px, 1.6vw, 19px); color: var(--mcn-muted); max-width: 720px; }
.mcn-section--dark .mcn-lead { color: #b6b6b6; }

/* ---------- 按钮 ---------- */
.mcn-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 30px; border-radius: 999px; font-weight: 700; font-size: 15px;
  transition: transform .16s var(--mcn-ease), box-shadow .25s var(--mcn-ease), background .25s var(--mcn-ease);
  will-change: transform;
}
.mcn-btn:active { transform: scale(0.97); }
.mcn-btn--primary { background: var(--mcn-grad); color: #fff; box-shadow: 0 12px 30px rgba(255, 51, 102, 0.32); }
.mcn-btn--primary:hover { box-shadow: 0 18px 42px rgba(255, 51, 102, 0.45); transform: translateY(-2px); }
.mcn-btn--ghost { border: 1.5px solid rgba(255,255,255,.4); color: #fff; }
.mcn-btn--ghost:hover { border-color: var(--mcn-cyan); color: var(--mcn-cyan); }
.mcn-btn--dark { background: var(--mcn-black); color: #fff; }
.mcn-btn--dark:hover { background: #000; transform: translateY(-2px); }
.mcn-btn--outline { border: 1.5px solid var(--mcn-black); color: var(--mcn-black); }
.mcn-btn--outline:hover { background: var(--mcn-black); color: #fff; }

/* ---------- 顶部导航 ---------- */
.mcn-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s var(--mcn-ease), box-shadow .3s var(--mcn-ease), backdrop-filter .3s;
}
.mcn-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px;
}
.mcn-header.is-scrolled {
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 6px 24px rgba(26,26,26,.06);
}
.mcn-logo { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 19px; color: #fff; }
.mcn-header.is-scrolled .mcn-logo { color: var(--mcn-black); }
.mcn-logo__mark { width: 40px; height: 40px; border-radius: 11px; }
.mcn-nav { display: flex; align-items: center; gap: 30px; }
.mcn-nav__link { font-size: 15px; font-weight: 600; color: rgba(255,255,255,.85); position: relative; }
.mcn-header.is-scrolled .mcn-nav__link { color: var(--mcn-text); }
.mcn-nav__link::after {
  content: ""; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px;
  background: var(--mcn-grad); transition: width .25s var(--mcn-ease);
}
.mcn-nav__link:hover { color: var(--mcn-pink); }
.mcn-nav__link:hover::after { width: 100%; }
.mcn-header__actions { display: flex; align-items: center; gap: 14px; }
.mcn-burger { display: none; flex-direction: column; gap: 5px; width: 30px; }
.mcn-burger span { height: 2.5px; background: #fff; border-radius: 2px; transition: .3s; }
.mcn-header.is-scrolled .mcn-burger span { background: var(--mcn-black); }

/* 移动菜单 */
.mcn-mobile-nav {
  position: fixed; inset: 0; z-index: 99; background: var(--mcn-black);
  display: flex; flex-direction: column; justify-content: center; gap: 8px; padding: 80px 32px;
  transform: translateX(100%); transition: transform .35s var(--mcn-ease); opacity: 0; visibility: hidden;
}
.mcn-mobile-nav.is-open { transform: translateX(0); opacity: 1; visibility: visible; }
.mcn-mobile-nav a { font-size: 22px; font-weight: 700; color: #fff; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.08); }
.mcn-mobile-nav a:hover { color: var(--mcn-cyan); }

/* ---------- Hero ---------- */
.mcn-hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; background: var(--mcn-black); }
.mcn-hero__bg { position: absolute; inset: 0; z-index: 0; }
.mcn-hero__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .55; }
.mcn-hero__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(26,26,26,.95) 0%, rgba(26,26,26,.55) 55%, rgba(26,26,26,.3) 100%); }
.mcn-hero__inner { position: relative; z-index: 2; padding-top: 90px; }
.mcn-hero__title { font-size: clamp(38px, 6.5vw, 78px); line-height: 1.05; font-weight: 900; color: #fff; letter-spacing: -.02em; margin: 22px 0; }
.mcn-hero__title span { display: block; }
.mcn-hero__desc { font-size: clamp(16px, 2vw, 20px); color: rgba(255,255,255,.8); max-width: 600px; margin-bottom: 36px; }
.mcn-hero__cta { display: flex; flex-wrap: wrap; gap: 16px; }
.mcn-hero__scroll { position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%); z-index: 2; color: rgba(255,255,255,.6); font-size: 12px; letter-spacing: .2em; }
.mcn-hero__scroll span { display: block; width: 1px; height: 36px; margin: 8px auto 0; background: linear-gradient(var(--mcn-cyan), transparent); }

/* ---------- 数据看板 ---------- */
.mcn-stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.mcn-stat { padding: 36px 28px; border-radius: var(--mcn-radius); background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); position: relative; overflow: hidden; }
.mcn-stat::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: var(--mcn-grad); }
.mcn-stat__num { font-size: clamp(34px, 4.5vw, 52px); font-weight: 900; line-height: 1; }
.mcn-stat__suffix { font-size: 22px; font-weight: 700; }
.mcn-stat__label { margin-top: 10px; color: #aaa; font-size: 15px; }

/* ---------- 区块标题 ---------- */
.mcn-head { max-width: 760px; margin-bottom: 56px; }
.mcn-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.mcn-head .mcn-h2 { margin: 14px 0 18px; }

/* ---------- 达人卡片 / 矩阵 ---------- */
.mcn-filter { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 40px; }
.mcn-filter__group { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.mcn-chip {
  padding: 9px 20px; border-radius: 999px; font-size: 14px; font-weight: 600;
  background: #fff; border: 1.5px solid var(--mcn-line); color: var(--mcn-text);
  transition: all .2s var(--mcn-ease);
}
.mcn-chip:hover { border-color: var(--mcn-pink); color: var(--mcn-pink); }
.mcn-chip.is-active { background: var(--mcn-black); color: #fff; border-color: var(--mcn-black); }

.mcn-matrix { columns: 4; column-gap: 24px; }
.mcn-creator {
  break-inside: avoid; margin-bottom: 24px; border-radius: var(--mcn-radius); overflow: hidden;
  background: #fff; box-shadow: var(--mcn-shadow); position: relative; transition: transform .3s var(--mcn-ease), box-shadow .3s var(--mcn-ease);
}
.mcn-creator:hover { transform: translateY(-6px); box-shadow: var(--mcn-shadow-strong); }
.mcn-creator__media { position: relative; overflow: hidden; }
.mcn-creator__media img { width: 100%; transition: transform .5s var(--mcn-ease); }
.mcn-creator:hover .mcn-creator__media img { transform: scale(1.06); }
.mcn-creator__platforms {
  position: absolute; inset: 0; background: linear-gradient(transparent 40%, rgba(26,26,26,.92));
  display: flex; flex-direction: column; justify-content: flex-end; padding: 18px;
  opacity: 0; transform: translateY(10px); transition: all .3s var(--mcn-ease);
}
.mcn-creator:hover .mcn-creator__platforms { opacity: 1; transform: translateY(0); }
.mcn-creator__plat-row { display: flex; justify-content: space-between; color: #fff; font-size: 13px; padding: 4px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.mcn-creator__plat-row b { color: var(--mcn-cyan); }
.mcn-creator__info { padding: 18px 20px 22px; }
.mcn-creator__tag { display: inline-block; font-size: 12px; font-weight: 700; color: var(--mcn-pink); background: rgba(255,51,102,.08); padding: 3px 12px; border-radius: 999px; }
.mcn-creator__name { font-size: 18px; font-weight: 800; margin: 10px 0 4px; color: var(--mcn-black); }
.mcn-creator__meta { font-size: 13px; color: var(--mcn-muted); }
.mcn-creator__fans { margin-top: 12px; font-size: 14px; font-weight: 700; }
.mcn-creator__fans b { color: var(--mcn-pink); }

/* ---------- 通用卡片网格 ---------- */
.mcn-grid { display: grid; gap: 28px; }
.mcn-grid--3 { grid-template-columns: repeat(3, 1fr); }
.mcn-grid--2 { grid-template-columns: repeat(2, 1fr); }
.mcn-card {
  background: #fff; border-radius: var(--mcn-radius); overflow: hidden; box-shadow: var(--mcn-shadow);
  transition: transform .3s var(--mcn-ease), box-shadow .3s var(--mcn-ease); display: flex; flex-direction: column;
}
.mcn-card:hover { transform: translateY(-6px); box-shadow: var(--mcn-shadow-strong); }
.mcn-card__media { overflow: hidden; aspect-ratio: 16/10; }
.mcn-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--mcn-ease); }
.mcn-card:hover .mcn-card__media img { transform: scale(1.05); }
.mcn-card__body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.mcn-card__title { font-size: 21px; font-weight: 800; color: var(--mcn-black); margin-bottom: 12px; }
.mcn-card__text { color: var(--mcn-muted); font-size: 15px; flex: 1; }
.mcn-card__link { margin-top: 18px; font-weight: 700; color: var(--mcn-pink); display: inline-flex; align-items: center; gap: 6px; }
.mcn-card__link:hover { gap: 12px; color: var(--mcn-cyan); }

/* ---------- 业务版块 ---------- */
.mcn-service { display: grid; grid-template-columns: repeat(3,1fr); gap: 26px; }
.mcn-service__item { padding: 38px 30px; border-radius: var(--mcn-radius); background: #fff; border: 1px solid var(--mcn-line); transition: all .3s var(--mcn-ease); }
.mcn-service__item:hover { border-color: transparent; box-shadow: var(--mcn-shadow-strong); transform: translateY(-6px); }
.mcn-service__icon { width: 60px; height: 60px; border-radius: 16px; background: var(--mcn-grad); display: flex; align-items: center; justify-content: center; font-size: 26px; margin-bottom: 22px; }
.mcn-service__title { font-size: 22px; font-weight: 800; color: var(--mcn-black); margin-bottom: 12px; }
.mcn-service__desc { color: var(--mcn-muted); font-size: 15px; }
.mcn-service__list { margin-top: 18px; }
.mcn-service__list li { padding: 7px 0 7px 26px; position: relative; font-size: 14px; }
.mcn-service__list li::before { content: "✦"; position: absolute; left: 0; color: var(--mcn-cyan); }

/* ---------- Logo墙 ---------- */
.mcn-logos { display: grid; grid-template-columns: repeat(6,1fr); gap: 18px; }
.mcn-logos__item { aspect-ratio: 16/9; display: flex; align-items: center; justify-content: center; background: #fff; border: 1px solid var(--mcn-line); border-radius: 12px; font-weight: 800; color: #9a9a9a; font-size: 17px; transition: all .25s var(--mcn-ease); }
.mcn-logos__item:hover { color: var(--mcn-black); border-color: var(--mcn-pink); transform: translateY(-3px); }

/* ---------- 双通道CTA ---------- */
.mcn-dual { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.mcn-dual__card { padding: 52px 44px; border-radius: 22px; position: relative; overflow: hidden; color: #fff; }
.mcn-dual__card--brand { background: linear-gradient(135deg, #FF3366, #cc1f4a); }
.mcn-dual__card--creator { background: linear-gradient(135deg, #00E5FF, #0091a8); color: #06222a; }
.mcn-dual__card h3 { font-size: 28px; font-weight: 900; margin-bottom: 14px; }
.mcn-dual__card p { font-size: 16px; opacity: .92; margin-bottom: 26px; }

/* ---------- 案例全屏滑动 ---------- */
.mcn-cases { position: relative; }
.mcn-case-slide { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; background: var(--mcn-black); border-radius: 22px; overflow: hidden; }
.mcn-case-slide__media img { width: 100%; height: 100%; object-fit: cover; min-height: 420px; }
.mcn-case-slide__body { padding: 48px 44px; color: #fff; }
.mcn-case-slide__roi { display: flex; gap: 30px; margin: 26px 0; }
.mcn-case-slide__roi div b { font-size: 34px; font-weight: 900; color: var(--mcn-cyan); display: block; }
.mcn-case-slide__roi div span { font-size: 13px; color: #aaa; }

/* ---------- 报名表单 ---------- */
.mcn-form { background: #fff; border-radius: 22px; padding: 44px; box-shadow: var(--mcn-shadow); }
.mcn-field { margin-bottom: 20px; }
.mcn-field label { display: block; font-size: 14px; font-weight: 700; margin-bottom: 8px; color: var(--mcn-black); }
.mcn-field input, .mcn-field select, .mcn-field textarea {
  width: 100%; padding: 13px 16px; border: 1.5px solid var(--mcn-line); border-radius: 12px; font-size: 15px; font-family: inherit; color: var(--mcn-text);
  transition: border-color .2s; background: #fff;
}
.mcn-field input:focus, .mcn-field select:focus, .mcn-field textarea:focus { outline: none; border-color: var(--mcn-pink); }
.mcn-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.mcn-form__note { font-size: 13px; color: var(--mcn-muted); margin-top: 12px; }

/* ---------- 流程时间线 ---------- */
.mcn-steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; counter-reset: step; }
.mcn-step { position: relative; padding: 30px 26px; background: #fff; border-radius: var(--mcn-radius); border: 1px solid var(--mcn-line); }
.mcn-step__num { font-size: 44px; font-weight: 900; line-height: 1; }
.mcn-step__title { font-size: 18px; font-weight: 800; margin: 14px 0 8px; color: var(--mcn-black); }
.mcn-step__text { font-size: 14px; color: var(--mcn-muted); }

/* ---------- 富文本内容 ---------- */
.mcn-prose { max-width: 820px; }
.mcn-prose h2 { font-size: 28px; font-weight: 800; color: var(--mcn-black); margin: 44px 0 16px; }
.mcn-prose h3 { font-size: 21px; font-weight: 800; color: var(--mcn-black); margin: 32px 0 12px; }
.mcn-prose p { margin-bottom: 18px; color: #444; }
.mcn-prose ul { margin: 0 0 18px; }
.mcn-prose ul li { padding: 6px 0 6px 26px; position: relative; }
.mcn-prose ul li::before { content: "▹"; position: absolute; left: 0; color: var(--mcn-pink); }
.mcn-prose blockquote { border-left: 4px solid var(--mcn-pink); padding: 12px 22px; background: #fff; border-radius: 0 12px 12px 0; color: #555; margin: 24px 0; box-shadow: var(--mcn-shadow); }
.mcn-prose table { width: 100%; border-collapse: collapse; margin: 24px 0; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: var(--mcn-shadow); }
.mcn-prose th, .mcn-prose td { padding: 14px 18px; text-align: left; border-bottom: 1px solid var(--mcn-line); font-size: 15px; }
.mcn-prose th { background: var(--mcn-black); color: #fff; font-weight: 700; }

/* ---------- 面包屑 ---------- */
.mcn-crumb { font-size: 13px; color: var(--mcn-muted); padding: 100px 0 0; }
.mcn-crumb a:hover { color: var(--mcn-pink); }
.mcn-crumb span { margin: 0 8px; }

/* ---------- 页面横幅 ---------- */
.mcn-pagehero { position: relative; padding: 150px 0 70px; background: var(--mcn-black); color: #fff; overflow: hidden; }
.mcn-pagehero::before { content: ""; position: absolute; top: -120px; right: -80px; width: 420px; height: 420px; background: radial-gradient(circle, rgba(255,51,102,.4), transparent 70%); }
.mcn-pagehero::after { content: ""; position: absolute; bottom: -140px; left: -60px; width: 380px; height: 380px; background: radial-gradient(circle, rgba(0,229,255,.32), transparent 70%); }
.mcn-pagehero__inner { position: relative; z-index: 2; }
.mcn-pagehero h1 { font-size: clamp(32px, 5vw, 56px); font-weight: 900; letter-spacing: -.02em; margin: 16px 0; }
.mcn-pagehero p { font-size: 18px; color: rgba(255,255,255,.78); max-width: 660px; }

/* ---------- 页脚 ---------- */
.mcn-footer { background: var(--mcn-black); color: #cfcfcf; padding: 72px 0 32px; }
.mcn-footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,.1); }
.mcn-footer__brand { display: flex; align-items: center; gap: 12px; font-weight: 800; font-size: 20px; color: #fff; margin-bottom: 18px; }
.mcn-footer__desc { font-size: 14px; color: #9a9a9a; max-width: 320px; }
.mcn-footer h4 { color: #fff; font-size: 15px; margin-bottom: 18px; }
.mcn-footer ul li { margin-bottom: 11px; }
.mcn-footer ul li a { font-size: 14px; color: #9a9a9a; }
.mcn-footer ul li a:hover { color: var(--mcn-cyan); }
.mcn-footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; padding-top: 28px; font-size: 13px; color: #777; }
.mcn-footer__bottom a:hover { color: var(--mcn-cyan); }

/* ---------- 滚动出现动画 ---------- */
.mcn-reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--mcn-ease), transform .7s var(--mcn-ease); }
.mcn-reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- 返回顶部 ---------- */
.mcn-top { position: fixed; right: 22px; bottom: 22px; width: 48px; height: 48px; border-radius: 50%; background: var(--mcn-black); color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: var(--mcn-shadow-strong); opacity: 0; pointer-events: none; transform: translateY(12px); transition: all .3s var(--mcn-ease); z-index: 80; }
.mcn-top.is-show { opacity: 1; pointer-events: auto; transform: translateY(0); }

/* ---------- 搜索页 ---------- */
.mcn-searchbox { display: flex; gap: 12px; max-width: 640px; }
.mcn-searchbox input { flex: 1; padding: 16px 22px; border-radius: 999px; border: 1.5px solid var(--mcn-line); font-size: 16px; }
.mcn-searchbox input:focus { outline: none; border-color: var(--mcn-pink); }
.mcn-result { padding: 22px; border-bottom: 1px solid var(--mcn-line); }
.mcn-result h3 { font-size: 19px; font-weight: 800; color: var(--mcn-black); }
.mcn-result h3 a:hover { color: var(--mcn-pink); }
.mcn-result p { font-size: 14px; color: var(--mcn-muted); margin-top: 6px; }
.mcn-result__url { font-size: 12px; color: var(--mcn-cyan); margin-top: 6px; }

/* ---------- 响应式断点 ---------- */
@media (max-width: 1024px) {
  .mcn-matrix { columns: 3; }
  .mcn-stats { grid-template-columns: repeat(2,1fr); }
  .mcn-grid--3, .mcn-service, .mcn-steps { grid-template-columns: repeat(2,1fr); }
  .mcn-logos { grid-template-columns: repeat(4,1fr); }
  .mcn-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .mcn-section { padding: 64px 0; }
  .mcn-nav { display: none; }
  .mcn-header__actions .mcn-btn { display: none; }
  .mcn-burger { display: flex; }
  .mcn-matrix { columns: 2; column-gap: 14px; }
  .mcn-creator { margin-bottom: 14px; }
  .mcn-grid--3, .mcn-grid--2, .mcn-service, .mcn-steps, .mcn-dual, .mcn-form__row { grid-template-columns: 1fr; }
  .mcn-case-slide { grid-template-columns: 1fr; }
  .mcn-case-slide__media img { min-height: 240px; }
  .mcn-logos { grid-template-columns: repeat(3,1fr); }
  .mcn-footer__grid { grid-template-columns: 1fr 1fr; gap: 28px; }
  .mcn-stats { grid-template-columns: 1fr 1fr; gap: 14px; }
}
@media (max-width: 480px) {
  .mcn-matrix { columns: 1; }
  .mcn-stats, .mcn-footer__grid { grid-template-columns: 1fr; }
  .mcn-hero { min-height: 92vh; }
}

/* ---------- 减少动效偏好 ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   补充样式：搜索页 / 网站地图 / 错误页 / 标签
   ============================================================ */
.mcn-search { display: flex; gap: 12px; margin-bottom: 18px; }
.mcn-search input[type="search"] {
  flex: 1; height: 54px; padding: 0 20px; font-size: 16px; color: var(--mcn-black);
  background: #fff; border: 1px solid var(--mcn-line); border-radius: 14px; outline: none;
  transition: border-color .2s var(--mcn-ease), box-shadow .2s var(--mcn-ease);
}
.mcn-search input[type="search"]:focus { border-color: var(--mcn-pink); box-shadow: 0 0 0 4px rgba(255,51,102,.12); }
.mcn-search .mcn-btn { height: 54px; white-space: nowrap; }
.mcn-search__hot { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; color: #8a8a8a; font-size: 14px; margin-bottom: 30px; }
.mcn-tag { display: inline-block; padding: 7px 16px; font-size: 13px; color: var(--mcn-black); background: #fff; border: 1px solid var(--mcn-line); border-radius: 999px; transition: all .2s var(--mcn-ease); }
.mcn-tag:hover { color: #fff; background: var(--mcn-black); border-color: var(--mcn-black); transform: translateY(-1px); }
.mcn-search__results { display: grid; gap: 14px; }
.mcn-search__item { display: block; padding: 22px 24px; background: #fff; border: 1px solid var(--mcn-line); border-radius: 16px; transition: transform .2s var(--mcn-ease), box-shadow .2s var(--mcn-ease); }
.mcn-search__item:hover { transform: translateY(-3px); box-shadow: var(--mcn-shadow); }
.mcn-search__item h3 { font-size: 18px; font-weight: 700; color: var(--mcn-black); margin-bottom: 6px; }
.mcn-search__item p { font-size: 14px; color: #6b6b6b; line-height: 1.6; }
.mcn-search__cat { display: inline-block; font-size: 12px; color: var(--mcn-pink); font-weight: 700; margin-bottom: 8px; }
.mcn-search__empty { padding: 40px 0; color: #8a8a8a; text-align: center; }
.mcn-search__empty b { color: var(--mcn-black); }

.mcn-sitemap { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-top: 30px; }
.mcn-sitemap__col { background: #fff; border: 1px solid var(--mcn-line); border-radius: 16px; padding: 26px 28px; }
.mcn-sitemap__col h3 { font-size: 16px; font-weight: 800; color: var(--mcn-black); margin: 0 0 14px; padding-bottom: 12px; border-bottom: 2px solid var(--mcn-pink); display: inline-block; }
.mcn-sitemap__col ul { list-style: none; margin: 0 0 18px; padding: 0; }
.mcn-sitemap__col li { margin-bottom: 10px; }
.mcn-sitemap__col a { color: #555; font-size: 15px; transition: color .2s var(--mcn-ease), padding-left .2s var(--mcn-ease); }
.mcn-sitemap__col a:hover { color: var(--mcn-pink); padding-left: 4px; }

.mcn-error { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 60px 20px; text-align: center;
  background: radial-gradient(circle at 20% 20%, rgba(255,51,102,.10), transparent 45%), radial-gradient(circle at 80% 80%, rgba(0,229,255,.10), transparent 45%), var(--mcn-black); }
.mcn-error__inner { max-width: 560px; }
.mcn-error__code { font-family: var(--mcn-display); font-size: clamp(80px, 18vw, 160px); font-weight: 900; line-height: 1; margin-bottom: 10px; }
.mcn-error__title { font-size: clamp(26px, 4vw, 38px); font-weight: 900; color: #fff; margin-bottom: 14px; }
.mcn-error__text { color: #9a9a9a; font-size: 16px; line-height: 1.7; margin-bottom: 30px; }
.mcn-error__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; margin-bottom: 30px; }
.mcn-error__links { display: flex; gap: 18px; justify-content: center; flex-wrap: wrap; }
.mcn-error__links a { color: rgba(255,255,255,.6); font-size: 14px; transition: color .2s var(--mcn-ease); }
.mcn-error__links a:hover { color: var(--mcn-cyan); }

@media (max-width: 860px) {
  .mcn-sitemap { grid-template-columns: 1fr; gap: 18px; }
  .mcn-search { flex-direction: column; }
  .mcn-search .mcn-btn { width: 100%; }
}

/* ---------- 即将上线 toast ---------- */
.mcn-toast {
  position: fixed; left: 50%; bottom: 38px; transform: translate(-50%, 20px);
  background: rgba(26,26,26,.96); color: #fff; font-size: 14px; font-weight: 600;
  padding: 13px 24px; border-radius: 999px; box-shadow: var(--mcn-shadow-strong);
  z-index: 9999; opacity: 0; transition: opacity .3s var(--mcn-ease), transform .3s var(--mcn-ease);
  border: 1px solid rgba(255,255,255,.12); max-width: 90vw; text-align: center;
}
.mcn-toast.is-show { opacity: 1; transform: translate(-50%, 0); }