/* ============================================================
   LiveVibe 官网 v2 · 极简高端编辑风（薄荷青 + 暖珊瑚 · 清新浅色）
   改主色 = 改 :root；组件统一，便于后期接入 CMS 持续发布
   ============================================================ */

:root{
  --bg:#FBFDFC;
  --surface:#FFFFFF;
  --soft:#F1F8F5;
  --soft-2:#E9F5F0;

  --ink:#0C2723;
  --ink-2:#3C544E;
  --muted:#7C918B;
  --faint:#A7B8B2;

  --line:rgba(12,39,35,.10);
  --line-2:rgba(12,39,35,.16);

  --mint:#15C0A1;
  --mint-deep:#0B8E76;
  --mint-tint:#E4F6F1;
  --coral:#FF7861;
  --coral-deep:#EF5C44;
  --gold:#E0A94E;

  --r:20px; --r-lg:30px; --r-pill:999px;
  --shadow:0 30px 70px -28px rgba(10,60,52,.28);
  --shadow-sm:0 18px 40px -22px rgba(10,60,52,.24);
  --maxw:1200px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"Plus Jakarta Sans","Inter","Noto Sans SC","PingFang SC","Hiragino Sans GB",system-ui,sans-serif;
  color:var(--ink); background:var(--bg); line-height:1.65;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
::selection{background:var(--mint-tint);color:var(--ink)}
.wrap{width:min(var(--maxw),90vw);margin:0 auto}
.skip{position:absolute;left:-999px}
.skip:focus{left:16px;top:16px;z-index:999;background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px}

/* —— 编辑型标题系统 —— */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--mint-deep)}
.eyebrow::before{content:"";width:26px;height:1.5px;background:var(--mint)}
.h-xl{font-size:clamp(40px,6vw,82px);line-height:1.03;letter-spacing:-.03em;font-weight:800}
.h-lg{font-size:clamp(30px,4.2vw,54px);line-height:1.1;letter-spacing:-.02em;font-weight:800}
.h-md{font-size:clamp(22px,2.4vw,30px);line-height:1.25;letter-spacing:-.01em;font-weight:700}
.lede{font-size:clamp(17px,1.5vw,21px);color:var(--ink-2);max-width:62ch}
.muted{color:var(--muted)}
.accent{color:var(--mint-deep)}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* —— 按钮 —— */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 28px;border-radius:var(--r-pill);font-weight:700;font-size:15px;border:1.5px solid transparent;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s,background .2s,color .2s}
.btn--primary{background:var(--coral);color:#fff;box-shadow:0 16px 30px -12px rgba(239,92,68,.6)}
.btn--primary:hover{transform:translateY(-2px);background:var(--coral-deep)}
.btn--ghost{background:transparent;border-color:var(--line-2);color:var(--ink)}
.btn--ghost:hover{border-color:var(--mint);color:var(--mint-deep)}
.btn--ink{background:var(--ink);color:#fff}
.btn--ink:hover{transform:translateY(-2px)}
.btn--lg{min-height:58px;padding:0 34px;font-size:16px}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-weight:700;color:var(--mint-deep)}
.link-arrow svg{transition:transform .25s var(--ease)}
.link-arrow:hover svg{transform:translateX(4px)}

/* —— 头部导航 —— */
.nav{position:sticky;top:0;z-index:100;transition:background .3s,box-shadow .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(251,253,252,.85);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom-color:var(--line)}
.nav__in{height:80px;display:flex;align-items:center;gap:26px}
.nav__brand img{height:34px;width:auto}
.nav__menu{display:flex;gap:4px;align-items:center;margin-left:auto}
.nav__menu a{padding:9px 14px;border-radius:var(--r-pill);font-size:14.5px;font-weight:600;color:var(--ink-2);transition:.2s}
.nav__menu a:hover{color:var(--ink);background:var(--soft)}
.nav__menu a.is-active{color:var(--mint-deep)}
.nav__cta{margin-left:6px}
/* —— 语言切换 —— */
.lang{position:relative;margin-left:4px}
.lang__btn{display:inline-flex;align-items:center;gap:7px;height:42px;padding:0 13px;border:1px solid var(--line-2);border-radius:var(--r-pill);background:var(--surface);font-size:13.5px;font-weight:600;color:var(--ink-2);cursor:pointer;transition:.2s}
.lang__btn:hover{border-color:var(--mint)}
.lang__btn svg{width:16px;height:16px;opacity:.66}
.lang__btn .chev{width:12px;height:12px;transition:transform .25s}
.lang.open .lang__btn .chev{transform:rotate(180deg)}
.lang__menu{position:absolute;right:0;top:50px;min-width:182px;background:var(--surface);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:7px;display:none;z-index:140}
.lang.open .lang__menu{display:block}
.lang__menu a{display:flex;align-items:center;justify-content:space-between;padding:11px 13px;border-radius:11px;font-size:14.5px;color:var(--ink-2)}
.lang__menu a:hover{background:var(--soft)}
.lang__menu a[aria-current="true"]{color:var(--mint-deep);font-weight:700}
.lang__menu a[aria-current="true"]::after{content:"✓";color:var(--mint)}
.nav__toggle{display:none;margin-left:auto;width:46px;height:46px;border:0;background:transparent;flex-direction:column;gap:5px;align-items:center;justify-content:center;cursor:pointer}
.nav__toggle span{width:24px;height:2px;background:var(--ink);border-radius:9px;transition:.3s}
.nav.open .nav__toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav.open .nav__toggle span:nth-child(2){opacity:0}
.nav.open .nav__toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* —— 区块骨架 —— */
.section{padding:clamp(64px,9vw,128px) 0;position:relative}
.section--soft{background:var(--soft)}
.section--ink{background:var(--ink);color:#fff}
.section--ink .muted{color:rgba(255,255,255,.62)}
.section--ink .eyebrow{color:#6FE6CE}
.lab{display:flex;align-items:baseline;gap:14px;margin-bottom:30px}
.lab__no{font-size:14px;font-weight:800;color:var(--mint);letter-spacing:.05em}
.lab__tx{font-size:13px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.head{max-width:760px;margin-bottom:54px}
.head .lede{margin-top:18px}

/* —— 首页 HERO —— */
.hero{position:relative;padding:clamp(48px,7vw,96px) 0 clamp(56px,7vw,104px)}
.hero__grid{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero__eyebrow{margin-bottom:22px}
.hero__title{margin:0 0 26px}
.hero__title .teal{background:linear-gradient(100deg,var(--mint),var(--coral));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero__lede{margin-bottom:34px}
.hero__actions{display:flex;gap:14px;flex-wrap:wrap}
.hero__trust{display:flex;gap:26px;margin-top:44px;flex-wrap:wrap}
.hero__trust .t b{display:block;font-size:30px;font-weight:800;letter-spacing:-.02em;line-height:1}
.hero__trust .t span{font-size:13px;color:var(--muted)}
.hero__media{position:relative}
.hero__media .shot{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);aspect-ratio:4/5;border:1px solid var(--line)}
.hero__media .shot img{width:100%;height:100%;object-fit:cover}
.hero__chip{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:14px 18px;box-shadow:var(--shadow-sm)}
.hero__chip b{display:block;font-size:22px;font-weight:800;line-height:1}
.hero__chip span{font-size:12px;color:var(--muted)}
.hero__chip--a{top:34px;left:-26px}
.hero__chip--b{bottom:40px;right:-22px}
.hero__halo{position:absolute;inset:auto;z-index:-1;width:60%;height:60%;right:-6%;top:-6%;background:radial-gradient(circle,rgba(21,192,161,.22),transparent 70%);filter:blur(10px)}

/* —— 通用卡片 —— */
.grid{display:grid;gap:22px}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:32px;transition:transform .3s var(--ease),box-shadow .3s,border-color .3s}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);border-color:var(--mint-tint)}
.card__no{font-size:13px;font-weight:800;color:var(--mint);letter-spacing:.05em;margin-bottom:18px}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:15px}
.card--ink{background:linear-gradient(160deg,#0E302A,#0C2723);color:#fff;border:0}
.card--ink p{color:rgba(255,255,255,.66)}
.icon{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;background:var(--mint-tint);color:var(--mint-deep);margin-bottom:20px}
.icon svg{width:23px;height:23px}

/* —— 列表卡（带勾） —— */
.ticks{list-style:none;display:grid;gap:12px;margin-top:6px}
.ticks li{position:relative;padding-left:30px;color:var(--ink-2);font-size:15px}
.ticks li::before{content:"";position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:6px;background:var(--mint-tint);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230B8E76' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size:13px;background-position:center;background-repeat:no-repeat}

/* —— 交替图文 —— */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,72px);align-items:center}
.feature + .feature{margin-top:clamp(56px,7vw,104px)}
.feature--flip .feature__media{order:-1}
.feature__media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm);aspect-ratio:5/4}
.feature__media img{width:100%;height:100%;object-fit:cover}
.feature__body .eyebrow{margin-bottom:16px}
.feature__body h2{margin-bottom:16px}
.feature__body .lede{margin-bottom:22px}

/* —— 数据条 —— */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--surface)}
.stats .s{padding:34px 26px;border-right:1px solid var(--line)}
.stats .s:last-child{border-right:0}
.stats .s b{display:block;font-size:clamp(34px,4vw,52px);font-weight:800;letter-spacing:-.03em;line-height:1;color:var(--ink)}
.stats .s b em{font-style:normal;color:var(--mint-deep)}
.stats .s span{font-size:14px;color:var(--muted);margin-top:8px;display:block}

/* —— 荣誉滚动条 —— */
.marquee{overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:22px 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__track{display:flex;gap:46px;width:max-content;animation:scroll 28s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.marquee span{display:inline-flex;align-items:center;gap:14px;font-size:17px;font-weight:700;color:var(--ink-2);white-space:nowrap}
.marquee span::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--coral)}
@keyframes scroll{to{transform:translateX(-50%)}}

/* —— 时间线 —— */
.timeline{display:grid;gap:0}
.timeline .row{display:grid;grid-template-columns:140px 1fr;gap:26px;padding:24px 0;border-top:1px solid var(--line);align-items:baseline}
.timeline .row:last-child{border-bottom:1px solid var(--line)}
.timeline .yr{font-weight:800;color:var(--mint-deep);font-size:17px}
.timeline .ev{font-size:18px;font-weight:600}
.timeline .ev small{display:block;color:var(--muted);font-weight:400;font-size:14px;margin-top:4px}

/* —— 战绩条目 —— */
.wins{display:grid;gap:16px}
.win{display:grid;grid-template-columns:120px 1fr;gap:24px;padding:26px 30px;background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--coral);border-radius:var(--r)}
.win .d{font-weight:800;color:var(--mint-deep)}
.win .x{color:var(--ink-2);font-size:15.5px}
.win .x em{font-style:normal;font-weight:800;color:var(--coral-deep)}

/* —— 大图 —— */
.figure{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.figure img{width:100%;height:auto;object-fit:cover}
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery figure{border-radius:var(--r);overflow:hidden;border:1px solid var(--line);position:relative;aspect-ratio:4/3}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.gallery figure:hover img{transform:scale(1.05)}
.gallery figcaption{position:absolute;left:14px;bottom:12px;background:rgba(251,253,252,.92);border:1px solid var(--line);border-radius:var(--r-pill);padding:6px 13px;font-size:12.5px;font-weight:700;backdrop-filter:blur(6px)}

/* —— 闭合 CTA —— */
.cta{position:relative;border-radius:var(--r-lg);padding:clamp(40px,6vw,80px);overflow:hidden;background:linear-gradient(135deg,#0E302A,#0C2723);color:#fff;text-align:center}
.cta::after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;right:-120px;top:-160px;background:radial-gradient(circle,rgba(21,192,161,.5),transparent 65%)}
.cta::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;left:-120px;bottom:-160px;background:radial-gradient(circle,rgba(255,120,97,.42),transparent 65%)}
.cta__in{position:relative;z-index:1;max-width:680px;margin:0 auto}
.cta h2{margin-bottom:16px}
.cta p{color:rgba(255,255,255,.72);margin-bottom:30px;font-size:18px}
.cta .btn--ghost{border-color:rgba(255,255,255,.3);color:#fff}
.cta .btn--ghost:hover{border-color:#fff;color:#fff;background:rgba(255,255,255,.08)}

/* —— 页面 HERO（内页） —— */
.phero{padding:clamp(56px,7vw,104px) 0 clamp(36px,4vw,56px)}
.phero .h-lg{margin:18px 0 18px}
.phero .lede{max-width:64ch}
.breadcrumb{font-size:13px;color:var(--faint);margin-bottom:6px}
.breadcrumb a:hover{color:var(--mint-deep)}

/* —— 表单 —— */
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:clamp(26px,3vw,40px);box-shadow:var(--shadow-sm)}
.form label{display:grid;gap:8px;font-size:13.5px;font-weight:700;color:var(--ink-2)}
.form .full{grid-column:1/-1}
.form input,.form select,.form textarea{width:100%;border:1.5px solid var(--line-2);border-radius:14px;background:#fff;padding:14px 15px;font:inherit;color:var(--ink);transition:.2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;border-color:var(--mint);box-shadow:0 0 0 4px rgba(21,192,161,.13)}
.form textarea{min-height:120px;resize:vertical}
.form ::placeholder{color:var(--faint)}

/* —— FAQ —— */
.faq{display:grid;gap:14px;max-width:840px}
.faq details{border:1px solid var(--line);border-radius:var(--r);background:var(--surface);padding:6px 26px;transition:border-color .2s}
.faq details[open]{border-color:var(--mint-tint)}
.faq summary{cursor:pointer;list-style:none;font-weight:700;font-size:17px;padding:20px 0;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:24px;font-weight:400;color:var(--mint-deep);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{color:var(--muted);padding:0 0 22px;font-size:15.5px}

/* —— 页脚 —— */
.footer{background:var(--ink);color:#fff;padding:clamp(56px,7vw,88px) 0 36px}
.footer__top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer__brand img{height:34px;margin-bottom:18px}
.footer__brand p{color:rgba(255,255,255,.6);font-size:14.5px;max-width:34ch}
.footer h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:rgba(255,255,255,.5);margin-bottom:16px}
.footer a{display:block;color:rgba(255,255,255,.78);margin:9px 0;font-size:14.5px;transition:.2s}
.footer a:hover{color:#6FE6CE}
.footer__bottom{display:flex;justify-content:space-between;align-items:center;margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.42);font-size:13px;flex-wrap:wrap;gap:10px}

/* —— 进场动画 —— */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}.marquee__track{animation:none}}

/* ============ 响应式 ============ */
@media (max-width:980px){
  .nav__menu{position:fixed;inset:80px 0 auto 0;flex-direction:column;align-items:stretch;background:var(--surface);border-bottom:1px solid var(--line);padding:18px 7vw 26px;gap:4px;margin:0;display:none;box-shadow:var(--shadow)}
  .nav.open .nav__menu{display:flex}
  .nav__menu a{padding:14px 8px;font-size:16px}
  .nav__cta{margin:10px 0 0}
  .lang{margin-left:auto;margin-right:4px}
  .lang__btn .lang__cur{display:none}
  .nav__toggle{display:flex}
  .hero__grid,.feature,.feature--flip .feature__media{grid-template-columns:1fr}
  .feature--flip .feature__media{order:0}
  .hero__media{margin-top:8px;max-width:440px}
  .cols-4{grid-template-columns:repeat(2,1fr)}
  .cols-3{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stats .s:nth-child(2){border-right:0}
  .stats .s:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .footer__top{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
  .wrap{width:min(100% - 36px,var(--maxw))}
  .nav__in{height:66px}
  .nav__menu{inset:66px 0 auto 0}
  .cols-2,.cols-3,.cols-4,.gallery,.stats,.footer__top{grid-template-columns:1fr}
  .stats{border-radius:var(--r)}
  .stats .s{border-right:0;border-bottom:1px solid var(--line)}
  .stats .s:last-child{border-bottom:0}
  .form{grid-template-columns:1fr}
  .win,.timeline .row{grid-template-columns:1fr;gap:8px}
  .hero__chip{display:none}
  .hero__trust{gap:20px}
  .btn{width:100%}
  .hero__actions{flex-direction:column}
  .footer__bottom{flex-direction:column;align-items:flex-start}
}