/* ==========================================================================
   NutriEmpower — single-page site
   Palette: 底色 #F7EFE0 · 奶油杏 #E7D8B9 · 珊瑚橙 #E89B6C
   ========================================================================== */

:root{
  --bg:#F7EFE0;
  --bg-soft:#FBF6EC;
  --card:#FFFDF8;
  --cream:#E7D8B9;
  --cream-soft:#EFE4CE;
  --coral:#E89B6C;
  --coral-d:#D4813F;
  --ink:#352D1E;
  --ink-2:#6E6149;
  --line:rgba(53,45,30,.13);
  --line-soft:rgba(53,45,30,.08);
  --shadow-s:0 1px 2px rgba(53,45,30,.05), 0 4px 12px rgba(53,45,30,.045);
  --shadow-m:0 1px 2px rgba(53,45,30,.05), 0 10px 30px rgba(53,45,30,.07);
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --cn:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif;
  --wrap:1140px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
section[id],header[id]{scroll-margin-top:104px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--sans);font-size:16.5px;line-height:1.66;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--coral-d);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--coral-d);outline-offset:3px;border-radius:4px}

/* ---------- layout ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 28px}
.section{padding:96px 0}
.section-alt{background:var(--bg-soft)}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{margin:0 0 12px;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--coral-d)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;margin:0;letter-spacing:-.01em}
h1{font-size:clamp(2.4rem,6vw,4.1rem);line-height:1.04}
h2{font-size:clamp(1.7rem,3.3vw,2.45rem);line-height:1.16;margin-bottom:18px}
/* 红笔批注「大小一致，变大」：所有二级标题统一到同一字号 */
.h2-sm,.h3{font-size:clamp(1.7rem,3.3vw,2.45rem);line-height:1.16;margin:0 0 18px}
.h4{font-size:1.05rem;margin:34px 0 14px}
.lead{margin:0;color:var(--ink-2);font-size:1.06rem}
.lead+.lead{margin-top:14px}
.note{margin:16px 0 0;font-size:.86rem;color:var(--ink-2);opacity:.85}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ol,ul{margin:0;padding-left:1.15em}
li{margin:.2em 0}

/* ---------- buttons ---------- */
.btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-family:var(--sans);font-size:.95rem;font-weight:600;line-height:1;
  cursor:pointer;transition:transform .16s ease,background-color .16s ease,box-shadow .16s ease;
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn-coral{background:var(--coral);color:#fff;box-shadow:0 1px 2px rgba(53,45,30,.06),0 6px 16px rgba(232,155,108,.32)}
.btn-coral:hover{background:var(--coral-d)}
.btn-ghost{background:transparent;color:var(--coral-d);border-color:var(--coral)}
.btn-ghost:hover{background:rgba(232,155,108,.12)}
.btn-sm{padding:9px 18px;font-size:.88rem}
.btn-block{width:100%;margin-top:22px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(247,239,224,.86);
  -webkit-backdrop-filter:saturate(1.4) blur(12px);
  backdrop-filter:saturate(1.4) blur(12px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:80px}
.brand{display:flex;align-items:center;gap:11px;color:var(--ink);font-family:var(--serif);font-weight:600;font-size:1.12rem;white-space:nowrap}
.brand:hover{text-decoration:none}
.brand img{width:40px;height:40px;border-radius:50%}
.nav{display:flex;gap:0;font-size:.84rem;font-weight:500}
.nav a{display:flex;flex-direction:column;gap:1px;color:var(--ink-2);padding:7px 10px;border-radius:12px;white-space:nowrap;line-height:1.25;transition:background-color .16s ease,color .16s ease}
.nav a>span,.nav a>em{white-space:nowrap}
.nav a em{font-style:normal;font-family:var(--cn);font-size:10.5px;line-height:1.25;color:var(--ink-2);opacity:.68;letter-spacing:.02em}
.nav a:hover{color:var(--ink);background:rgba(231,216,185,.5);text-decoration:none}
.nav a.is-active{color:var(--coral-d);background:rgba(232,155,108,.15)}

/* ---------- hero ---------- */
.hero{padding:72px 0 92px}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:64px;align-items:center}
.hero-sub{margin:22px 0 0;font-size:1.14rem;color:var(--ink-2);max-width:30em}

.carousel{position:relative;border-radius:24px;overflow:hidden;border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow-m)}
.carousel-track{position:relative;aspect-ratio:4/3}
.slide{position:absolute;inset:0;margin:0;opacity:0;transition:opacity .7s ease}
/* 无 JS 兜底：脚本没跑时第一张始终可见 */
.carousel:not(.is-ready) .slide:first-child{opacity:1}
.slide.is-active{opacity:1}
.slide img{width:100%;height:100%;object-fit:cover}
.carousel-dots{position:absolute;left:20px;bottom:20px;display:flex;gap:8px;z-index:2}
.dot{width:9px;height:9px;padding:0;border:0;border-radius:50%;cursor:pointer;background:rgba(255,253,248,.62);box-shadow:0 0 0 1px rgba(53,45,30,.2);transition:width .2s ease,background-color .2s ease}
.dot.is-active{width:28px;border-radius:999px;background:#fff}

/* ---------- about ---------- */
.about-grid{display:grid;grid-template-columns:280px 1fr;gap:56px;align-items:center}
.about-mark{margin:0;text-align:center}
.about-mark img{width:210px;height:210px;margin:0 auto;border-radius:50%;background:var(--card);border:1px solid var(--line);box-shadow:var(--shadow-s);padding:10px}
.about-mark-cap{margin:18px 0 0;font-family:var(--serif);font-weight:600;font-size:1.05rem;line-height:1.4}
.about-mark-cap span{font-family:var(--sans);font-weight:500;font-size:.86rem;color:var(--ink-2);letter-spacing:.06em}

/* ---------- gain ---------- */
.gain-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.gain{display:flex;gap:16px;align-items:flex-start;background:var(--card);border:1px solid var(--line-soft);border-radius:18px;padding:26px 28px;box-shadow:var(--shadow-s)}
.gain p{margin:0}
.ico{flex:0 0 auto;width:38px;height:38px;border-radius:11px;background:rgba(232,155,108,.16);color:var(--coral-d);display:grid;place-items:center}
.ico svg{width:21px;height:21px}

/* ---------- video ---------- */
.video-frame{position:relative;aspect-ratio:16/9;border-radius:20px;overflow:hidden;border:1px solid var(--line);background:#2C2519;box-shadow:var(--shadow-m)}
.video-frame iframe{width:100%;height:100%;border:0;display:block}
.video-placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#F6EADA;text-align:center;padding:24px}
.play{width:66px;height:66px;border-radius:50%;background:var(--coral);display:grid;place-items:center;color:#fff;margin-bottom:4px}
.play svg{width:26px;height:26px;margin-left:3px}
.vp-title{margin:0;font-family:var(--serif);font-size:1.15rem;font-weight:600}
.vp-note{margin:0;font-size:.86rem;opacity:.72}
.video-caption{margin:16px 0 0;font-size:.88rem;color:var(--ink-2)}
.two-up{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:26px}
.ph{margin:0;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow-s)}
.ph img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}

/* ---------- two column ---------- */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.two-col .col{display:flex;flex-direction:column;align-items:flex-start}
.two-col .col p{color:var(--ink-2)}
.two-col .btn-row{margin-top:auto;padding-top:26px}

/* ---------- activity cards ---------- */
.card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:20px;
  overflow:hidden;box-shadow:var(--shadow-s);margin-bottom:28px;
}
.card-media img{width:100%;height:100%;object-fit:cover}
.card-media{aspect-ratio:16/9;overflow:hidden;background:var(--cream-soft)}
.card-media-2{display:grid;grid-template-columns:1.35fr 1fr;aspect-ratio:auto}
.card-media-2 img{aspect-ratio:4/3;height:100%}
.card-body{padding:34px 38px 38px}
.card-kicker{margin:0 0 10px;font-size:12px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--coral-d)}
.card h3{font-size:1.42rem;margin-bottom:20px}
.facts{margin:0;display:grid;gap:16px}
.facts>div{display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:baseline}
.facts dt{font-size:.82rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2);opacity:.85}
.facts dd{margin:0}
.facts ol{padding-left:1.2em}

.stat-row{display:flex;flex-wrap:wrap;gap:36px;margin:34px 0 0;padding:24px 0 0;border-top:1px solid var(--line-soft)}
.stat{display:flex;align-items:baseline;gap:8px}
.stat b{font-family:var(--serif);font-size:1.85rem;font-weight:600;line-height:1;font-variant-numeric:tabular-nums}
.stat span{font-size:.86rem;color:var(--ink-2)}

.table-scroll{overflow-x:auto;margin-top:4px;-webkit-overflow-scrolling:touch}
table.data{width:100%;border-collapse:collapse;font-size:.94rem;min-width:460px}
table.data caption{caption-side:bottom;text-align:left;font-size:.82rem;color:var(--ink-2);opacity:.85;padding-top:12px}
table.data th,table.data td{padding:11px 14px;border-bottom:1px solid var(--line-soft);text-align:right;font-variant-numeric:tabular-nums}
table.data thead th{font-size:.78rem;font-weight:600;letter-spacing:.07em;text-transform:uppercase;color:var(--ink-2);border-bottom:1px solid var(--line)}
table.data th[scope=row],table.data thead th:first-child{text-align:left;font-family:var(--sans);font-weight:500;color:var(--ink)}
table.data td{color:var(--ink-2)}
table.data td.up{color:#4F7A50;font-weight:600}
table.data td.down{color:#A8643C;font-weight:600}
table.data tbody tr:hover{background:rgba(231,216,185,.24)}

.phone-row{display:grid;grid-template-columns:190px 190px 190px 1fr;gap:24px;align-items:start;margin-top:26px}
.phone-row figure{margin:0;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow-s);background:var(--card);overflow:hidden}
.phone-row img{width:100%;height:auto}
.phone-row figcaption{padding:0 0 12px;font-size:.8rem;line-height:1.45;color:var(--ink-2);text-align:center}
.phone-caption{font-size:.92rem;color:var(--ink-2)}
.phone-caption b{display:block;margin-bottom:6px;font-weight:600;color:var(--ink)}

/* ---------- download ---------- */
.dl-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.dl-item{
  display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;
  background:var(--card);border:1px solid var(--line-soft);border-radius:16px;
  padding:20px 24px;box-shadow:var(--shadow-s);transition:transform .16s ease,box-shadow .16s ease;
}
.dl-item:hover{transform:translateY(-1px);box-shadow:var(--shadow-m)}
.dl-ico{width:40px;height:40px;border-radius:11px;background:var(--cream);color:var(--ink);display:grid;place-items:center}
.dl-ico svg{width:21px;height:21px}
.dl-main{display:flex;flex-direction:column;gap:2px;min-width:0}
.dl-main b{font-weight:600}
.dl-main span{font-size:.86rem;color:var(--ink-2)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}
.contact-card{background:var(--card);border:1px solid var(--line);border-radius:20px;padding:30px 32px;box-shadow:var(--shadow-s)}
.contact-row{display:flex;justify-content:space-between;gap:18px;padding:14px 0;border-bottom:1px solid var(--line-soft)}
.contact-row:first-child{padding-top:0}
.cr-label{font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-2);opacity:.85}
.cr-value{font-weight:500;word-break:break-word}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-soft);border-top:1px solid var(--line-soft);padding:40px 0}
.footer-inner{display:flex;flex-wrap:wrap;align-items:center;gap:20px 32px}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:600}
.footer-brand img{width:28px;height:28px;border-radius:50%}
.footer-nav{display:flex;flex-wrap:wrap;gap:6px 20px;font-size:.9rem;margin-left:auto}
.footer-nav a{color:var(--ink-2)}
.footer-note{margin:0;flex-basis:100%;font-size:.82rem;color:var(--ink-2);opacity:.75}

/* 说明：刻意不做「滚动入场」动画。
   opacity:0 + IntersectionObserver 一旦 JS 未跑完或观察器不触发，整段内容会留空白，
   对可读性、SEO 与 AI 抓取都是硬伤。正文一律默认可见。 */

/* ---------- responsive ---------- */
@media (max-width:980px){
  .hero-grid,.about-grid,.two-col,.contact-grid{grid-template-columns:1fr;gap:40px}
  .about-grid{text-align:center}
  .gain-grid{grid-template-columns:1fr}
  .hero{padding:48px 0 64px}
  .section{padding:72px 0}
  .card-body{padding:28px 26px 30px}
  .facts>div{grid-template-columns:1fr;gap:4px}
  .footer-nav{margin-left:0}
}
@media (max-width:880px){
  .phone-row{grid-template-columns:1fr 1fr 1fr;gap:14px}
  .phone-caption{grid-column:1 / -1}
}
@media (max-width:720px){
  .wrap{padding:0 20px}
  .section{padding:60px 0}
  .header-inner{min-height:64px;flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
  /* 需求：减少导航栏折叠 → 移动端不折叠、不藏项，两行全显；页头不再吸顶，避免遮挡正文 */
  .site-header{position:static}
  .nav{width:100%;flex-wrap:wrap;gap:1px;padding:2px 0 0}
  .nav a{padding:6px 8px;font-size:.78rem}
  .nav a em{font-size:9.5px}
  .two-up,.card-media-2{grid-template-columns:1fr}
  .phone-row{display:flex;flex-wrap:wrap;gap:14px;align-items:flex-start}
  .phone-row figure{flex:0 0 30%}
  .phone-caption{flex:1 1 100%}
  .dl-item{grid-template-columns:auto 1fr;gap:14px}
  .dl-item .btn{grid-column:2;justify-self:start}
  .brand-text{font-size:1.02rem}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  html.js .reveal{opacity:1;transform:none}
}

/* ==========================================================================
   中英对照（Bilingual）— 英文为主、中文紧随，字号降一档
   ========================================================================== */
.cn{display:block;font-family:var(--cn);font-size:.94em;line-height:1.85;color:var(--ink-2);margin-top:.32em;letter-spacing:.01em}
h1 .cn{font-size:.34em;line-height:1.5;font-weight:400;margin-top:.6em;letter-spacing:.02em}
h2 .cn,.h3 .cn{font-size:.46em;line-height:1.6;font-weight:400;margin-top:.42em;letter-spacing:.02em}
.card h3 .cn,.h4 .cn{font-size:.62em;line-height:1.6;font-weight:400;margin-top:.3em}
.eyebrow .cn{display:inline;font-family:var(--cn);font-size:.96em;margin-left:.55em;letter-spacing:.04em;text-transform:none;opacity:.8}
.cn-i{font-family:var(--cn);font-size:.92em;color:var(--ink-2);margin-left:.5em}
.lead .cn{opacity:.95}

/* 按钮两行：英文 + 中文 */
.btn{flex-direction:column;gap:2px;line-height:1.2;padding:11px 24px}
.btn .cn{font-size:.78em;font-weight:500;opacity:.92;margin:0;color:inherit;line-height:1.25}
.btn-sm{padding:9px 16px}

/* ---------- 个人介绍 ---------- */
.intro-grid{display:grid;grid-template-columns:390px 1fr;gap:60px;align-items:start}
.intro-media{margin:0}
.intro-media img{width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;border-radius:22px;border:1px solid var(--line);box-shadow:var(--shadow-m);background:var(--cream-soft)}
.intro-cap{margin:14px 0 0;font-size:.84rem;color:var(--ink-2);letter-spacing:.02em}
.intro-copy .lead{font-size:1.04rem}
.intro-copy .lead+.lead{margin-top:18px}

/* ---------- 两张开本图 ---------- */
.portrait-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:38px}
.portrait-pair figure{margin:0}
.portrait-pair img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow-s);background:var(--cream-soft)}
.portrait-pair figcaption{margin-top:12px;font-size:.82rem;color:var(--ink-2);text-align:center}

/* ---------- 三图横排 ---------- */
.gallery-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:26px}
.gallery-3 figure{margin:0}
.gallery-3 img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:16px;border:1px solid var(--line);box-shadow:var(--shadow-s);background:var(--cream-soft)}
.gallery-3 figcaption{margin-top:10px;font-size:.8rem;color:var(--ink-2);text-align:center}

/* ---------- 左右分栏（正文 + 配图） ---------- */
.split{display:grid;grid-template-columns:1fr 440px;gap:60px;align-items:center}
.split .pic{margin:0}
.split .pic img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow-m);background:var(--cream-soft)}
.split .pic figcaption{margin-top:12px;font-size:.82rem;color:var(--ink-2)}

/* ---------- 活动卡片内的分栏与横条 ---------- */
.media-strip{display:grid;grid-template-columns:repeat(3,1fr);background:var(--cream-soft)}
.media-strip img{width:100%;height:100%;object-fit:cover;aspect-ratio:3/2}
.card-split{display:grid;grid-template-columns:1fr 340px;gap:44px;align-items:start}
.card-split.wide-img{grid-template-columns:1fr 400px}
.card-side{margin:0}
.card-side img{width:100%;height:auto;border-radius:14px;border:1px solid var(--line);background:var(--card)}
.card-side figcaption{margin-top:10px;font-size:.8rem;line-height:1.5;color:var(--ink-2)}

/* ---------- 版权声明 ---------- */
.cr-wrap{max-width:none}
.cr-list,.cr-sig,.cr-wrap h2,.cr-wrap .eyebrow{max-width:840px}
.cr-list{counter-reset:cr;list-style:none;margin:0;padding:0;display:grid;gap:22px}
.cr-list li{position:relative;padding-left:38px}
.cr-list li::before{counter-increment:cr;content:counter(cr,decimal-leading-zero);position:absolute;left:0;top:.1em;font-family:var(--serif);font-weight:600;font-size:.95rem;color:var(--coral-d);font-variant-numeric:tabular-nums}
.cr-sig{margin:38px 0 0;padding:24px 0 0;border-top:1px solid var(--line);font-size:.95rem;color:var(--ink)}
.cr-sig b{font-weight:600}

/* ---------- 下载区说明 ---------- */
.dl-notes{display:grid;gap:10px;margin-top:24px}
.dl-notes p{margin:0;font-size:.9rem;color:var(--ink-2)}
.dl-badge{display:inline-block;margin-left:8px;padding:1px 8px;border-radius:999px;background:rgba(232,155,108,.16);color:var(--coral-d);font-size:.72rem;font-weight:600;letter-spacing:.04em;vertical-align:1px}

/* ---------- 视频 ---------- */
.video-frame video{width:100%;height:100%;object-fit:cover;display:block;background:#2C2519}

/* ---------- 新增组件的响应式 ---------- */
@media (max-width:980px){
  .intro-grid,.split,.card-split,.card-split.wide-img{grid-template-columns:1fr;gap:34px}
  .intro-grid{gap:36px}
  .split .pic{order:-1}
  .gallery-3{grid-template-columns:1fr 1fr}
  .portrait-pair{gap:14px}
}
@media (max-width:720px){
  .gallery-3{grid-template-columns:1fr}
  .media-strip{grid-template-columns:1fr 1fr}
  .media-strip img:last-child{grid-column:1 / -1;aspect-ratio:16/9}
  h1 .cn{font-size:.36em}
  .nav a em{font-size:10px}
}