/* ============ 基础 ============ */
:root{
  --orange:#FF6B1A;
  --orange-deep:#E2580B;
  --orange-soft:#FFB27A;
  --paper:#FFFDFC;
  --cream:#FBF3EC;
  --ink:#1B1310;
  --ink-2:#6B5D53;
  --line:#EFE3D9;
  --dark:#191009;
  --dark-2:#241611;
  --cream-t:#FFF6EE;
  --serif:Georgia,"Times New Roman","Songti SC","SimSun",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans CJK SC","Helvetica Neue",Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{
  font-family:var(--sans);
  background:var(--paper);
  color:var(--ink);
  font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
::selection{background:var(--orange);color:#fff}
a{color:inherit;text-decoration:none}
ul{list-style:none}
img{display:block;max-width:100%}
a:focus-visible,button:focus-visible{outline:2px solid var(--orange);outline-offset:3px;border-radius:4px}
.wrap{width:min(1120px,92%);margin-inline:auto}
.serif{font-family:var(--serif);font-style:italic}

/* 噪点覆层（内联 data URI） */
.noise{position:fixed;inset:0;z-index:99;pointer-events:none;opacity:.035;mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");}

/* ============ 揭示动效 ============ */
.rv{opacity:0;transform:translateY(28px);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.65,.25,1);transition-delay:var(--d,0s)}
.rv.in{opacity:1;transform:none}
.stagger>*:nth-child(1){--d:.02s}.stagger>*:nth-child(2){--d:.12s}.stagger>*:nth-child(3){--d:.22s}
.stagger>*:nth-child(4){--d:.32s}.stagger>*:nth-child(5){--d:.42s}.stagger>*:nth-child(6){--d:.52s}

/* ============ 导航 ============ */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;background:rgba(255,253,252,.72);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);border-bottom:1px solid transparent;transition:border-color .4s,background .4s}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(255,253,252,.9)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:60px;gap:24px}
.nav .brand,.nav-cta{flex-shrink:0}
.brand{display:flex;align-items:center;gap:10px}
.nav .brand-logo{height:23px;width:auto;display:block}
.mark{width:18px;height:18px;border-radius:50%;flex:none;
  background:radial-gradient(circle at 32% 30%,#FFC79E,var(--orange) 52%,#C2410C);
  box-shadow:0 0 0 4px rgba(255,107,26,.14);animation:markPulse 3.6s ease-in-out infinite}
@keyframes markPulse{0%,100%{box-shadow:0 0 0 3px rgba(255,107,26,.14)}50%{box-shadow:0 0 0 7px rgba(255,107,26,.07)}}
.bt{font-size:15px;font-weight:700;letter-spacing:.06em;display:flex;align-items:baseline;gap:7px}
.bt em{font-family:var(--serif);font-style:italic;font-weight:400;font-size:13px;color:var(--orange-deep);letter-spacing:.02em}
.links{display:flex;align-items:center;gap:20px;font-size:12px;color:var(--ink-2);font-weight:400;min-width:0;overflow-x:auto;scrollbar-width:none}
.links::-webkit-scrollbar{display:none}
.links>a,.business-group{flex-shrink:0}
.business-group{display:flex;align-items:center;gap:0;padding:3px;background:#F4EEE9;border:1px solid #EEE3DB;border-radius:999px}
.business-pill{appearance:none;display:inline-flex;align-items:center;justify-content:center;min-height:28px;padding:3px 13px;border:0;border-radius:999px;background:transparent;color:var(--ink-2);font:inherit;font-weight:500;letter-spacing:.02em;white-space:nowrap;cursor:default;transition:background .25s,color .25s,box-shadow .25s}
.business-pill:hover,.business-pill:focus-visible{background:var(--paper);color:var(--orange-deep);box-shadow:0 1px 4px #4823180D}
.business-pill:focus-visible{border-radius:999px}
.links a{position:relative;display:inline-flex;align-items:center;min-height:30px;padding:4px 0;white-space:nowrap;transition:color .3s}
.links a::after{content:"";position:absolute;left:0;bottom:0;width:100%;height:1.5px;background:var(--orange);transform:scaleX(0);transform-origin:right;transition:transform .35s cubic-bezier(.2,.65,.25,1)}
.links a:hover{color:var(--ink)}
.links a:hover::after{transform:scaleX(1);transform-origin:left}
.nav-cta{font-size:13px;padding:8px 18px;border-radius:999px;background:var(--ink);color:var(--cream-t);transition:background .3s,transform .3s}
.nav-cta:hover{background:var(--orange);transform:translateY(-1px)}

/* ============ 首屏 ============ */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center;padding:120px 24px 72px;overflow:hidden;
  background:radial-gradient(60% 46% at 50% 0%,#FFF0E3 0%,rgba(255,240,227,0) 72%),var(--paper)}
.orb{position:absolute;border-radius:50%;filter:blur(70px);pointer-events:none}
.orb-a{width:56vmin;height:56vmin;left:50%;top:44%;transform:translate(-50%,-50%);opacity:.32;
  background:radial-gradient(circle at 34% 30%,#FFC79E,var(--orange) 48%,#B23A00 82%);animation:breathe 9s ease-in-out infinite alternate}
.orb-b{width:22vmin;height:22vmin;right:8%;top:16%;opacity:.16;
  background:radial-gradient(circle at 40% 35%,#FFD9BF,var(--orange));animation:breathe 7s 1.2s ease-in-out infinite alternate}
@keyframes breathe{from{transform:translate(-50%,-50%) scale(1)}to{transform:translate(-50%,-50%) scale(1.09)}}
.orb-b{animation-name:breathe2}
@keyframes breathe2{from{transform:scale(1)}to{transform:scale(1.16)}}
.hero-side{position:absolute;left:4vw;top:50%;transform:translateY(-50%);writing-mode:vertical-rl;font-size:13px;letter-spacing:.6em;color:#C9B8AB;font-weight:300}
.hero-side i{display:inline-block;width:1px;height:56px;background:var(--line);margin:18px auto}
.eyebrow{font-size:12px;letter-spacing:.34em;color:var(--orange-deep);font-weight:600;text-transform:uppercase}
.hero .eyebrow{min-height:1.6em}
.hero h1{margin-top:22px;font-size:clamp(44px,9vw,100px);line-height:1.1;font-weight:800;letter-spacing:.02em}
.hero h1.hero-title{margin-top:26px;width:100%;display:flex;justify-content:center;overflow:hidden}
.hero-logo{width:min(700px,84vw);height:auto;display:block;transform:translateY(112%);animation:rise 1s cubic-bezier(.2,.7,.2,1) forwards;filter:drop-shadow(0 10px 26px rgba(120,40,10,.10))}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.hero h1 .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero h1 .line>span{display:inline-block;transform:translateY(112%);animation:rise 1s cubic-bezier(.2,.7,.2,1) forwards}
.hero h1 .line:nth-child(2)>span{animation-delay:.16s}
@keyframes rise{to{transform:translateY(0)}}
.hero h1 .dot{color:var(--orange);font-style:normal}
.lava-line{width:min(340px,60vw);height:4px;margin:30px auto 26px;border-radius:99px;
  background:linear-gradient(90deg,var(--orange-soft),var(--orange) 45%,#C2410C);
  transform:scaleX(0);animation:draw 1.1s .55s cubic-bezier(.2,.7,.2,1) forwards}
@keyframes draw{to{transform:scaleX(1)}}
.hero-sub{font-size:clamp(16px,2.4vw,22px);font-weight:600;letter-spacing:.1em;opacity:0;animation:fadeUp .9s .8s ease forwards}
.hero-sub b{color:var(--orange-deep);font-weight:600;padding:0 .35em}
.hero-desc{max-width:820px;margin:38px auto 0;color:var(--ink-2);font-size:15px;opacity:0;animation:fadeUp .9s 1s ease forwards}
.about-label{font-size:13px;font-weight:500;letter-spacing:.26em;color:var(--ink-2);margin:0 0 18px}
.about-motto{margin:0 0 24px;font-family:"Noto Serif SC","Source Han Serif SC","Songti SC","SimSun",serif;font-size:clamp(28px,3.4vw,42px);font-weight:700;line-height:1.45;letter-spacing:.04em;color:#E8501E;display:flex;justify-content:center;flex-wrap:wrap}
.about-motto span{display:inline-block;white-space:nowrap}
.about-motto .progress{color:inherit}
.about-copy{margin:0;line-height:1.95;letter-spacing:.025em;text-wrap:pretty}
.about-copy+.about-copy{margin-top:12px}
@media(max-width:600px){.hero-desc{margin-top:28px}.about-motto{margin-bottom:20px}.about-copy{font-size:14px;line-height:1.9}.about-label{font-size:12px}}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px;opacity:0;animation:fadeUp .9s 1.15s ease forwards}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;font-size:14px;font-weight:600;letter-spacing:.04em;transition:transform .3s,background .3s,color .3s,box-shadow .3s}
.btn .arr{transition:transform .3s}
.btn:hover .arr{transform:translateX(4px)}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 10px 26px -12px rgba(255,107,26,.65)}
.btn-primary:hover{background:var(--orange-deep);transform:translateY(-2px)}
.btn-ghost{border:1px solid #D8C8BC;color:var(--ink)}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange-deep);transform:translateY(-2px)}
.hero-chips{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:40px;opacity:0;animation:fadeUp .9s 1.3s ease forwards}
.hero-chips li{font-size:12.5px;color:var(--ink-2);border:1px solid var(--line);background:rgba(255,255,255,.7);padding:7px 15px;border-radius:999px;display:flex;align-items:center;gap:8px}
.hero-chips li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange)}
.scroll-hint{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);font-size:11px;letter-spacing:.3em;color:#B7A596;display:flex;flex-direction:column;align-items:center;gap:8px}
.scroll-hint::after{content:"";width:1px;height:34px;background:linear-gradient(#C9B4A2,transparent);animation:drip 1.8s ease-in-out infinite}
@keyframes drip{0%{transform:scaleY(0);transform-origin:top}55%{transform:scaleY(1);transform-origin:top}56%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* ============ 跑马灯 ============ */
.ticker{overflow:hidden;background:var(--orange);color:var(--cream-t)}
.tk{display:flex;width:max-content;animation:tick var(--ticker-duration,90s) linear infinite}
.ticker:hover .tk,.ticker:focus-within .tk{animation-play-state:paused}
.ticker:focus-visible{outline:2px solid #481830;outline-offset:3px}
.tk strong{font-weight:700;letter-spacing:.05em}
.tk li{gap:10px}
.tk ul{display:flex;padding:13px 0}
.tk li{white-space:nowrap;font-size:14px;letter-spacing:.03em;padding:0 26px;display:flex;align-items:center;gap:10px}
.tk li::after{content:"✦";font-size:10px;opacity:.75}
@keyframes tick{to{transform:translateX(-50%)}}

/* ============ 通用区块 ============ */
section{padding:clamp(76px,10vw,128px) 0}
.sec-head{text-align:center;max-width:680px;margin:0 auto clamp(44px,6vw,72px)}
.sec-head .eyebrow{display:flex;align-items:center;justify-content:center;gap:14px}
.sec-head .eyebrow::before,.sec-head .eyebrow::after{content:"";width:26px;height:1px;background:var(--orange-soft)}
.sec-head h2{margin-top:16px;font-size:clamp(30px,4.6vw,50px);font-weight:800;letter-spacing:.02em;line-height:1.25}
.sec-sub{margin-top:14px;color:var(--ink-2);font-size:15px}

/* ============ 业务板块 ============ */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{position:relative;background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;display:flex;flex-direction:column;transition:transform .5s cubic-bezier(.2,.65,.25,1),box-shadow .5s,border-color .5s}
.card::before{content:"";position:absolute;top:0;left:24px;right:24px;height:3px;border-radius:0 0 4px 4px;background:var(--orange);transform:scaleX(0);transform-origin:left;transition:transform .5s cubic-bezier(.2,.65,.25,1);z-index:2}
.card:hover{transform:translateY(-7px);border-color:#FFD3B4;box-shadow:0 30px 60px -30px rgba(255,107,26,.4)}
.card:hover::before{transform:scaleX(1)}
.card-vis{position:relative;height:158px;display:flex;align-items:flex-end;justify-content:space-between;padding:18px 22px;overflow:hidden}
.card-vis .num{font-family:var(--serif);font-style:italic;font-size:64px;line-height:1;font-weight:400}
.card-vis .en{font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;opacity:.85;padding-bottom:8px}
.card-vis::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 82% 18%,rgba(255,255,255,.34),transparent 46%)}
.vis-a{background:linear-gradient(135deg,#FF9450,var(--orange) 46%,#C2410C);color:#FFF3E8}
.vis-b{background:linear-gradient(135deg,#FFF6EE,#FFE2CC 55%,#FFC79E);color:#B24A08}
.vis-c{background:linear-gradient(135deg,#33201400,#332014),linear-gradient(135deg,#3A2417,#5A2E17 60%,#7A3A14);color:#FFD9BC}
.card-body{padding:26px 26px 28px;display:flex;flex-direction:column;flex:1}
.card-tag{font-size:11.5px;letter-spacing:.24em;color:var(--orange-deep);font-weight:600}
.card-body h3{margin-top:10px;font-size:23px;font-weight:800;letter-spacing:.03em}
.card-body>p{margin-top:10px;font-size:14px;color:var(--ink-2);flex:1}
.card-list{margin-top:16px;border-top:1px dashed var(--line);padding-top:14px;display:grid;gap:8px}
.card-list li{font-size:13px;color:var(--ink-2);display:flex;gap:9px;align-items:baseline}
.card-list li::before{content:"—";color:var(--orange);font-weight:700}
.card .btn{margin-top:22px;align-self:flex-start}
.btn-line{background:none;border:none;padding:0;color:var(--orange-deep);font-weight:700;font-size:14px;display:inline-flex;gap:6px;align-items:center;margin-top:22px}
.btn-line .arr{transition:transform .3s}
.btn-line:hover .arr{transform:translateX(5px)}
.card-note{margin-top:56px;text-align:center;font-size:13px;color:var(--ink-2)}
.card-note a{color:var(--orange-deep);font-weight:600;border-bottom:1px solid rgba(226,88,11,.35)}
.card-note a:hover{border-color:var(--orange-deep)}

/* ============ 共享教室 ============ */
#rooms{background:var(--cream)}
.rooms-grid{display:grid;grid-template-columns:5fr 6fr;gap:clamp(36px,6vw,76px);align-items:start}
.rooms-l{position:sticky;top:96px}
.rooms-l .eyebrow{display:flex;align-items:center;gap:14px}
.rooms-l .eyebrow::before{content:"";width:26px;height:1px;background:var(--orange-soft)}
.rooms-l h2{margin-top:16px;font-size:clamp(28px,4vw,44px);font-weight:800;line-height:1.3}
.rooms-l>p{margin-top:14px;color:var(--ink-2);font-size:15px}
.openbar{margin-top:34px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 24px}
.ob-lab{display:flex;justify-content:space-between;font-size:13px;font-weight:700;color:var(--ink);letter-spacing:.05em}
.ob-track{margin-top:12px;height:10px;border-radius:99px;background:#F3E7DC;overflow:hidden}
.ob-fill{width:0;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--orange-soft),var(--orange) 55%,#D14E08);transition:width 1.8s cubic-bezier(.25,.7,.2,1) .25s}
.rv.in .ob-fill,.openbar.in .ob-fill{width:100%}
.ob-note{margin-top:12px;font-size:12.5px;color:var(--ink-2)}
.room-notes{margin-top:26px;display:grid;gap:10px}
.room-notes li{font-size:13.5px;color:var(--ink-2);display:flex;gap:10px}
.room-notes li::before{content:"●";color:var(--orange);font-size:9px;line-height:2.6}
.rooms-r{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.room{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;transition:transform .45s,border-color .45s,box-shadow .45s}
.room:hover{transform:translateY(-4px);border-color:#FFCDA8;box-shadow:0 20px 40px -24px rgba(255,107,26,.35)}
.r-top{display:flex;justify-content:space-between;align-items:baseline}
.room .code{font-family:var(--serif);font-style:italic;font-size:34px;color:var(--ink);line-height:1;transition:color .3s}
.room:hover .code{color:var(--orange-deep)}
.room .cap{font-size:12px;color:var(--ink-2);border:1px solid var(--line);border-radius:999px;padding:3px 10px}
.dots{display:flex;flex-wrap:wrap;gap:5px;margin:16px 0 12px;min-height:12px}
.dots i{width:8px;height:8px;border-radius:50%;background:var(--orange);opacity:.85}
.room .use{font-size:12.5px;color:var(--ink-2)}

/* ============ 信任区 ============ */
#trust{background:radial-gradient(900px 480px at 85% -10%,rgba(255,107,26,.22),transparent 60%),radial-gradient(700px 400px at 0% 110%,rgba(255,107,26,.12),transparent 55%),var(--dark);color:var(--cream-t)}
#trust .sec-sub{color:#C7B4A5}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:clamp(48px,6vw,72px)}
.stat{border:1px solid rgba(255,246,238,.14);border-radius:18px;padding:28px 26px;background:rgba(255,255,255,.03);transition:border-color .4s,transform .4s}
.stat:hover{border-color:rgba(255,107,26,.55);transform:translateY(-4px)}
.stat .v{font-size:clamp(38px,5vw,56px);font-weight:800;line-height:1;color:#fff;letter-spacing:.01em}
.stat .v i{font-style:normal;color:var(--orange);font-size:.55em;margin-left:4px;font-weight:700}
.stat .v small{font-size:.42em;color:var(--orange-soft);font-weight:700}
.stat .k{margin-top:12px;font-size:13px;color:#C7B4A5}
.trust-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:22px}
.t-card{border:1px solid rgba(255,246,238,.14);border-radius:20px;padding:34px;background:rgba(255,255,255,.03)}
.t-card h3{font-size:19px;font-weight:700;display:flex;align-items:center;gap:12px}
.t-card h3::before{content:"";width:22px;height:2px;background:var(--orange)}
.reg{margin-top:22px}
.reg li{display:flex;justify-content:space-between;gap:18px;padding:13px 2px;border-bottom:1px dashed rgba(255,246,238,.16);font-size:14px}
.reg li:last-child{border-bottom:none}
.reg .k{color:#B9A595;flex:none}
.reg .v{text-align:right;color:var(--cream-t)}
.reg .v span{color:#9d8874;font-size:12px}
.t-note{margin-top:20px;font-size:12.5px;color:#B9A595;border-left:2px solid var(--orange);padding-left:14px;line-height:1.9}
.pledges{margin-top:22px;display:grid;gap:16px}
.pledges li{display:flex;gap:14px;font-size:14px;color:#E8D9CB}
.pledges b{color:#fff;font-weight:700;flex:none}
.pledges .pi{flex:none;width:26px;height:26px;border-radius:50%;background:rgba(255,107,26,.16);color:var(--orange);display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-style:italic;font-size:13px;margin-top:2px}
.badges{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:clamp(40px,5vw,56px)}
.badges li{font-size:12.5px;letter-spacing:.08em;border:1px solid rgba(255,246,238,.2);border-radius:999px;padding:8px 18px;color:#E8D9CB}
.badges li b{color:var(--orange);font-weight:400;margin-right:6px}

/* ============ 写给谁 ============ */
.who-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line)}
.who{padding:36px 30px 8px;border-left:1px solid var(--line)}
.who:first-child{border-left:none;padding-left:0}
.who .no{font-family:var(--serif);font-style:italic;font-size:30px;color:var(--orange)}
.who h3{margin-top:10px;font-size:19px;font-weight:800}
.who p{margin-top:10px;font-size:14px;color:var(--ink-2)}

/* ============ 联系我们 ============ */
#contact{background:radial-gradient(1000px 520px at 78% -12%,rgba(255,107,26,.3),transparent 62%),var(--dark);color:var(--cream-t)}
.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(40px,6vw,80px);align-items:center}
#contact .eyebrow{display:flex;align-items:center;gap:14px}
#contact .eyebrow::before{content:"";width:26px;height:1px;background:var(--orange-soft)}
#contact h2{margin-top:16px;font-size:clamp(30px,5vw,54px);font-weight:800;line-height:1.28}
#contact .lead{margin-top:16px;color:#C7B4A5;font-size:15px;max-width:460px}
.c-info{margin-top:34px;display:grid;gap:0}
.c-info li{display:flex;gap:20px;padding:15px 2px;border-bottom:1px dashed rgba(255,246,238,.16);font-size:14.5px;align-items:baseline}
.c-info .k{flex:none;width:72px;color:#B9A595;font-size:13px;letter-spacing:.1em}
.c-info .v{color:var(--cream-t)}
.c-info .v small{display:block;color:#9d8874;font-size:12px}
.contact-r{display:grid;gap:18px;justify-items:center}
.qr-card{background:#fff;border-radius:20px;padding:22px 22px 18px;text-align:center;box-shadow:0 30px 70px -30px rgba(0,0,0,.6);transition:transform .45s}
.qr-card:hover{transform:translateY(-5px) rotate(-1deg)}
.qr{position:relative;width:168px;height:168px;border-radius:4px;
  background:repeating-conic-gradient(#241611 0% 25%,#fff 0% 50%) 0 0/22px 22px}
.qr i{position:absolute;width:40px;height:40px;background:#fff;border:7px solid #241611}
.qr i::after{content:"";position:absolute;inset:6px;background:#241611}
.qr .f1{top:4px;left:4px}.qr .f2{top:4px;right:4px}.qr .f3{bottom:4px;left:4px}
.qr-cap{margin-top:14px;font-size:13px;font-weight:700;color:var(--ink)}
.qr-note{font-size:11px;color:#9d8874;margin-top:2px}
.map{position:relative;width:100%;height:150px;border-radius:16px;overflow:hidden;border:1px solid rgba(255,246,238,.16);
  background:linear-gradient(rgba(255,246,238,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,246,238,.06) 1px,transparent 1px),linear-gradient(135deg,#2A1A10,#3A2213);
  background-size:26px 26px,26px 26px,cover}
.map::before{content:"";position:absolute;left:-10%;top:52%;width:120%;height:3px;background:rgba(255,246,238,.14);transform:rotate(-8deg)}
.map .pin{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);width:14px;height:14px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 5px rgba(255,107,26,.25);animation:markPulse 2.6s infinite}
.map .lab{position:absolute;left:50%;top:44%;transform:translate(14px,-36px);font-size:11px;letter-spacing:.12em;color:#E8D9CB;background:rgba(25,16,9,.75);border:1px solid rgba(255,246,238,.2);padding:4px 10px;border-radius:999px;white-space:nowrap}
.map .mlab{position:absolute;right:12px;bottom:10px;font-size:10.5px;letter-spacing:.2em;color:#8d7763}

/* ============ 页脚 ============ */
footer{background:var(--paper);border-top:1px solid var(--line);padding:60px 0 34px}
.f-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px}
.f-brand p{margin-top:14px;font-size:13px;color:var(--ink-2);max-width:280px}
.f-col h4{font-size:12px;letter-spacing:.24em;color:#B7A596;font-weight:600;margin-bottom:16px}
.f-col ul{display:grid;gap:10px;font-size:13.5px;color:var(--ink-2)}
.f-col a{transition:color .3s}
.f-col a:hover{color:var(--orange-deep)}
.f-sis{display:inline-flex;align-items:center;gap:8px;margin-top:4px;padding:10px 18px;border:1px solid var(--line);border-radius:999px;font-size:13px;font-weight:600;transition:border-color .3s,transform .3s}
.f-sis:hover{border-color:var(--orange);transform:translateY(-2px)}
.f-sis .arr{color:var(--orange-deep)}
.f-sis small{display:block;font-weight:400;color:var(--ink-2);font-size:11px}
.f-bottom{margin-top:48px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;font-size:12px;color:#A6937F}
.f-bottom a:hover{color:var(--orange-deep)}

/* ============ 响应式 ============ */
@media (max-width:1100px){.hero-side{display:none}}
@media (max-width:960px){
  .cards{grid-template-columns:1fr;max-width:560px;margin-inline:auto}
  .rooms-grid{grid-template-columns:1fr}
  .rooms-l{position:static}
  .trust-grid,.contact-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .who-grid{grid-template-columns:1fr;border-top:none}
  .who{border-left:none;border-top:1px solid var(--line);padding:28px 4px 4px}
  .who:first-child{border-top:none}
  .f-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:880px){
  html{scroll-padding-top:80px}
  .nav-in{display:flex;align-items:center;height:60px;gap:14px;padding:0}
  .nav-cta{white-space:nowrap}
  .nav .links{display:flex;align-items:center;gap:12px;min-width:0;flex:1;justify-content:safe center}
  .nav .links a{min-height:36px}
  .business-pill{min-height:28px;padding:3px 13px;font-size:12px}
}
@media (max-width:600px){
  .scroll-hint{display:none}
  .nav-in{gap:10px}
  .nav .brand-logo{height:20px}
  .nav-cta{font-size:11px;padding:7px 11px}
  .nav .links{justify-content:flex-start;gap:10px;font-size:11px;padding:4px 0}
  .nav .links a{min-height:44px}
  .business-pill{min-height:36px;padding:5px 9px;font-size:11px}
}
@media (max-width:640px){
  .rooms-r{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:22px 20px}
  .f-grid{grid-template-columns:1fr}
  .hero{padding-top:104px}
  .card-vis{height:132px}
}

/* ============ 减少动态 ============ */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .rv{opacity:1;transform:none}
  .hero h1 .line>span{transform:none}
  .hero-logo{transform:none}
  .lava-line{transform:scaleX(1)}
  .hero-sub,.hero-desc,.hero-cta,.hero-chips{opacity:1}
  .ob-fill{width:100%}
}

/* C4 R1: 仅业务区与页脚；首屏及全局样式保持原样 */
#biz .sec-sub{max-width:34em;margin-inline:auto}
#biz .card-body{padding:28px 26px;display:grid;grid-template-rows:auto auto 1fr auto auto;align-content:start}
#biz .card-body>.card-tag{flex:none;margin:0;color:#98420F;font-size:12px;line-height:1.5;letter-spacing:.14em}
#biz .card-body h3{margin:10px 0 0;font-size:25px;line-height:1.4;letter-spacing:.02em}
#biz .card-body>.card-desc{flex:none;margin:16px 0 0;font-size:14px;line-height:1.9;color:var(--ink-2)}
#biz .card-list{margin-top:22px;padding-top:18px;gap:10px;min-height:104px;align-content:start}
#biz .card-list li{line-height:1.7}
#biz .card-action{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:48px;margin-top:24px;padding:11px 17px;border:1px solid #DECBBE;border-radius:999px;background:#FFF8F2;color:#813A12;font-size:14px;font-weight:700;line-height:1.6;transition:background .25s,border-color .25s,transform .25s}
#biz .card-action:hover{background:#FFE7D5;border-color:#B6541D}
#biz .card-action .arr{transition:transform .25s}
#biz .card-action:hover .arr{transform:translateX(3px)}
#biz .card-action:focus-visible,footer a:focus-visible{outline:2px solid #98420F;outline-offset:4px}
#biz .card-note{margin-top:30px;font-size:13px;line-height:1.8}
footer .f-grid{grid-template-columns:minmax(0,1.25fr) minmax(0,.8fr) minmax(0,1.1fr) minmax(0,1fr);gap:32px}
footer .f-grid>*{min-width:0}
footer .footer-logo{display:block;width:160px;max-width:100%;height:auto;aspect-ratio:1024/283}
footer .f-brand p{font-size:13px;line-height:1.9;max-width:240px;margin-top:18px}
footer .f-col h4{font-size:13px;letter-spacing:.1em;color:#71533F;margin-bottom:15px}
footer .f-col ul{gap:8px;line-height:1.8;overflow-wrap:anywhere}
footer .f-col li a{display:inline-flex;align-items:center;min-height:34px}
footer .f-company-name{font-weight:600;color:var(--ink)}
footer .f-sis{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0;min-height:48px;padding:11px 14px;background:#FFF8F2;border-color:#DECBBE;color:#813A12;line-height:1.6}
footer .f-sis .arr{color:inherit}
footer .f-site-note{font-size:12px;line-height:1.8;color:#71533F;margin-top:12px;overflow-wrap:anywhere}
footer .f-bottom{align-items:center;gap:12px 24px;color:#71533F;line-height:1.8;margin-top:36px}
footer .f-bottom>a{display:inline-flex;align-items:center;min-height:44px;white-space:nowrap}
@media(max-width:1100px){footer .f-grid{grid-template-columns:1fr 1fr;gap:30px 44px}}
@media(max-width:960px){#biz .card-body{padding:26px}#biz .card-list{min-height:0}#biz .card-vis{height:132px}}
@media(max-width:640px){footer{padding-top:40px;padding-bottom:22px}footer .f-grid{grid-template-columns:1fr 1fr;gap:28px 22px}footer .f-grid{grid-template-areas:"brand brand" "nav related" "company company"}footer .f-brand{grid-area:brand}footer .f-navigation{grid-area:nav}footer .f-related{grid-area:related}footer .f-company{grid-area:company}footer .f-brand p{max-width:none}footer .footer-logo{width:145px}footer .f-col li a{min-height:44px}footer .f-bottom{display:grid;justify-content:start;margin-top:28px;gap:8px}footer .f-sis{padding:10px 12px;font-size:12px}#biz .card-body{padding:24px 22px}#biz .card-body h3{font-size:24px}#biz .card-body>.card-desc{margin-top:14px}#biz .card-note{margin-top:24px}}

.nav .links .business-group{gap:20px;padding:0;background:transparent;border:0;border-radius:0}.nav .links a[aria-current="page"]{color:#A43900;font-weight:600}.nav .links a:focus-visible{color:var(--ink);outline:2px solid var(--orange-deep);outline-offset:3px}.nav .links a:focus-visible::after{transform:scaleX(1);transform-origin:left}.skip-link{position:fixed;top:-80px;left:16px;z-index:120;background:var(--ink);color:white;padding:12px 18px;border-radius:6px}.skip-link:focus{top:8px}
@media(max-width:640px){html{scroll-padding-top:112px}.nav .nav-in{display:grid;grid-template-columns:auto 1fr auto auto;grid-template-rows:44px 44px;gap:0 12px;height:auto;padding:4px 0}.nav .brand{grid-column:1;grid-row:1}.nav .brand-logo{height:20px}.nav .links{display:contents}.nav .links a{font-size:12px;min-height:44px}.nav .nav-about{grid-column:2;grid-row:1;justify-self:center}.nav .nav-contact{grid-column:3;grid-row:1}.nav .links .business-group{grid-column:1/-1;grid-row:2;display:flex;justify-content:space-between;min-width:0;overflow:visible;padding:0;gap:12px}.nav .links .nav-business{font-size:13px}.nav .nav-cta{grid-column:4;grid-row:1;font-size:12px;padding:10px 12px;min-height:44px;display:flex;align-items:center;justify-content:center}.nav~main .breadcrumb{padding-top:120px}.hero{padding-top:140px}}
.btn-primary{color:#25140C}.btn-primary:hover{background:#FF8F53;color:#25140C}.nav-cta:hover{color:#25140C}.ticker{color:#25140C}
.company-contact{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:26px;padding-top:22px;border-top:1px solid #dcc6b5}.company-contact-copy>span{font-size:12px;color:#785c49}.company-phone{display:block;font-size:clamp(20px,2.3vw,27px);font-weight:650;letter-spacing:.02em;color:#a34416;white-space:nowrap;margin:7px 0 14px}.company-contact-copy p{font-size:13px;line-height:1.8;color:#785c49}.company-contact figure{flex:none;margin:0;text-align:center}.company-qr-link{display:block}.company-qr-link img{display:block;width:160px;height:160px;border-radius:8px;background:#fff}.company-contact figcaption{font-size:11px;color:#785c49;margin-top:8px}.qr-card .company-qr-link img{width:224px;height:224px}.company-phone:focus-visible,.company-qr-link:focus-visible{outline:3px solid #d96119;outline-offset:5px}@media(max-width:440px){.company-contact{gap:14px}.company-qr-link img{width:132px;height:132px}.company-phone{font-size:19px}}