/* 灵宇宙小方机官网 v1.8 — 暖白为主，技术段落用深色（.dark） */
@font-face{font-family:LingSans;src:url(fonts/lingsans-400.woff2) format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:LingSans;src:url(fonts/lingsans-500.woff2) format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:LingSans;src:url(fonts/lingsans-600.woff2) format('woff2');font-weight:600;font-display:swap}
@font-face{font-family:LingSans;src:url(fonts/lingsans-900.woff2) format('woff2');font-weight:900;font-display:swap}

:root{
  --bg:#f6f3ec;--bg2:#ffffff;--panel:#ffffff;--line:rgba(20,24,27,.09);--line2:rgba(20,24,27,.18);
  --text:#14181b;--mute:#565d64;--dim:#878d93;--body2:#3d444a;--acc:#8a6700;--soft:rgba(20,24,27,.04);--glass:rgba(255,255,255,.86);
  --em-c:inherit;--em-bg:linear-gradient(transparent 60%,rgba(252,200,14,.9) 60% 93%,transparent 93%);
  --card-shadow:0 1px 2px rgba(20,24,27,.04),0 18px 40px -22px rgba(20,24,27,.18);--dshadow:rgba(20,24,27,.3);--mesh:20,24,27;
  --y:#fcc80e;--y2:#ffdf5c;--yglow:rgba(252,200,14,.35);--cyan:#7fe7ff;
  --sans:LingSans,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --mono:"SF Mono","JetBrains Mono",Menlo,Consolas,"Roboto Mono",monospace;
  --g:clamp(20px,5vw,88px);--max:1320px;--r:18px;--nav:68px;--inset:clamp(8px,1.4vw,22px);
  color-scheme:light
}
/* 深色主题变量：用于展示 AI 能力和技术底座的段落，以及照片叠字的卡片 */
.dark,.scene,.closing,.film,.footer,.gallery figure{
  --bg:#05080a;--bg2:#0c1419;--panel:rgba(18,26,31,.62);--line:rgba(255,255,255,.09);--line2:rgba(255,255,255,.16);
  --text:#f2f3ef;--mute:#9aa0a6;--dim:#5f666c;--body2:#c5c8cb;--acc:#fcc80e;--soft:rgba(255,255,255,.035);--glass:rgba(5,8,10,.66);
  --em-c:var(--y);--em-bg:none;--card-shadow:none;--dshadow:rgba(0,0,0,.6);--mesh:255,255,255;
  color:var(--text);color-scheme:dark
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:400 16px/1.75 var(--sans);font-synthesis:none;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,video,canvas,svg{display:block;max-width:100%}
img{height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,figure,ul,ol,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--y);outline-offset:4px;border-radius:6px}
::selection{background:var(--y);color:#000}
.sr-only{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--y);color:#000;padding:8px 14px;border-radius:8px;font-weight:600}
.skip:focus{top:12px}

/* 背景：坐标网格 + 光晕 */
.bg-grid{position:fixed;inset:0;z-index:-2;pointer-events:none;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:72px 72px;mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 10%,transparent 75%);opacity:.55}
.bg-glow{position:fixed;inset:-20vh -10vw auto;height:90vh;z-index:-3;pointer-events:none;
  background:radial-gradient(40% 50% at 72% 28%,rgba(252,200,14,.20),transparent 70%)}
.progress{position:fixed;top:0;left:0;height:2px;width:100%;transform-origin:0 50%;transform:scaleX(var(--p,0));background:linear-gradient(90deg,var(--y),var(--y2));z-index:60;box-shadow:0 0 12px var(--yglow)}

.wrap{width:min(100% - 2*var(--g),var(--max));margin-inline:auto}
.mono{font-family:var(--mono);letter-spacing:.04em}
.tag{display:inline-flex;align-items:center;gap:10px;font:500 12px/1 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--acc)}
.tag::before{content:"";width:22px;height:1.5px;background:currentColor}
.tag .n{color:var(--mute)}
.h2{font-weight:900;font-size:clamp(32px,4.6vw,64px);line-height:1.12;letter-spacing:-.03em}
.h2 em,.hl{font-style:normal;color:var(--em-c);background:var(--em-bg);-webkit-box-decoration-break:clone;box-decoration-break:clone;padding:0 .06em;margin:0 -.06em}
.lead{color:var(--mute);font-size:clamp(16px,1.25vw,19px);max-width:42em}
.sec{position:relative;padding:clamp(72px,9vw,136px) 0}
.sec:not(.dark)+.sec:not(.dark),.page-hero+.sec:not(.dark){padding-top:0}
.sec.dark{margin-inline:var(--inset);border-radius:32px;overflow:hidden;isolation:isolate;
  background:radial-gradient(55% 45% at 85% 0%,rgba(252,200,14,.10),transparent 70%),radial-gradient(40% 40% at 0% 100%,rgba(127,231,255,.05),transparent 70%),var(--bg)}
.sec.dark::before{content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:72px 72px;mask-image:radial-gradient(ellipse 70% 70% at 50% 0%,#000,transparent 80%);opacity:.5}
.sec.dark:has(+.sec.dark){border-radius:32px 32px 0 0}
.sec.dark+.sec.dark{border-radius:0 0 32px 32px;padding-top:0}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:24px 48px;margin-bottom:clamp(40px,5vw,72px)}
.sec-head>div{display:grid;gap:18px}
.link-arrow{display:inline-flex;align-items:center;gap:10px;font-weight:600;color:var(--text);border-bottom:1px solid var(--line2);padding-bottom:4px;transition:color .2s,border-color .2s}
.link-arrow::after{content:"→";transition:transform .25s}
.link-arrow:hover{color:var(--acc);border-color:var(--y)}
.link-arrow:hover::after{transform:translateX(4px)}

/* 按钮 */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 26px;border-radius:999px;font-weight:600;font-size:15px;transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s,background .25s;will-change:transform}
.btn-y{background:var(--y);color:#111;box-shadow:0 0 0 0 var(--yglow),0 10px 30px -10px var(--yglow)}
.btn-y:hover{box-shadow:0 0 0 6px rgba(252,200,14,.14),0 14px 40px -8px var(--yglow)}
.btn-ghost{border:1px solid var(--line2);background:var(--soft);backdrop-filter:blur(8px)}
.btn-ghost:hover{border-color:var(--text);background:var(--text);color:var(--bg)}

/* 导航 */
.nav{position:fixed;inset:0 0 auto;z-index:50;height:var(--nav);transition:background .3s,border-color .3s,box-shadow .3s;border-bottom:1px solid transparent}
.nav.solid{background:rgba(246,243,236,.86);backdrop-filter:saturate(1.4) blur(16px);border-color:var(--line);box-shadow:0 8px 30px -18px rgba(20,24,27,.25)}
.nav .wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:128px}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{position:relative;padding:8px 14px;font-size:14px;font-weight:500;color:var(--mute);border-radius:999px;transition:color .2s,background .2s}
.nav-links a:hover{color:var(--text);background:var(--soft)}
.nav-links a[aria-current=page]{color:var(--text)}
.nav-links a[aria-current=page]::after{content:"";position:absolute;left:50%;bottom:2px;width:4px;height:4px;border-radius:50%;background:var(--y);box-shadow:0 0 8px var(--y);transform:translateX(-50%)}
.nav .btn{min-height:40px;padding:0 20px;font-size:14px}
.menu-btn{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line2)}
.menu-btn span{display:block;width:18px;height:1.5px;margin:4px auto;background:currentColor;transition:transform .3s}
@media(max-width:860px){
  .menu-btn{display:block}
  .nav-links{position:fixed;inset:var(--nav) 0 auto;flex-direction:column;align-items:stretch;padding:16px var(--g) 28px;background:rgba(246,243,236,.98);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);transform:translateY(-8px);opacity:0;visibility:hidden;transition:.25s}
  .nav-links a{padding:14px 4px;font-size:17px;border-radius:0;border-bottom:1px solid var(--line)}
  .nav.open .nav-links{transform:none;opacity:1;visibility:visible}
  .nav.open .menu-btn span:first-child{transform:translateY(2.75px) rotate(45deg)}
  .nav.open .menu-btn span:last-child{transform:translateY(-2.75px) rotate(-45deg)}
  .nav .btn-buy{display:none}
}

/* HUD 角标框 */
.hud{position:relative}
.hud::before,.hud::after{content:"";position:absolute;inset:-1px;pointer-events:none;border-radius:inherit;
  background:
   linear-gradient(var(--y),var(--y)) left top/14px 1.5px,linear-gradient(var(--y),var(--y)) left top/1.5px 14px,
   linear-gradient(var(--y),var(--y)) right top/14px 1.5px,linear-gradient(var(--y),var(--y)) right top/1.5px 14px;background-repeat:no-repeat;opacity:.9}
.hud::after{background:
   linear-gradient(var(--y),var(--y)) left bottom/14px 1.5px,linear-gradient(var(--y),var(--y)) left bottom/1.5px 14px,
   linear-gradient(var(--y),var(--y)) right bottom/14px 1.5px,linear-gradient(var(--y),var(--y)) right bottom/1.5px 14px;background-repeat:no-repeat}

/* ========== 首屏 ========== */
.hero{position:relative;min-height:100svh;display:grid;align-items:center;padding:calc(var(--nav) + 40px) 0 72px;overflow:hidden;isolation:isolate}
.hero canvas.mesh{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.9}
.hero::after{content:"";position:absolute;inset:auto 0 0;height:30%;background:linear-gradient(transparent,var(--bg));z-index:-1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);align-items:center;gap:clamp(24px,4vw,64px)}
.hero h1{display:grid;gap:22px;font-weight:900;font-size:clamp(34px,4.7vw,78px);line-height:1.02;letter-spacing:-.045em}
.hero h1 .kicker{font:500 13px/1.4 var(--mono);letter-spacing:.16em;color:var(--acc);text-transform:none}
.hero h1 .line{display:block;white-space:nowrap}
.hero h1 .hl{justify-self:start}
.hero .sub{margin-top:28px;font-size:clamp(19px,1.7vw,24px);font-weight:600}
.hero .lead{margin-top:14px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:clamp(40px,5vw,64px);border-top:1px solid var(--line)}
.stats div{padding:18px 16px 0 0}
.stats dt{font:500 11px/1.4 var(--mono);letter-spacing:.12em;color:var(--dim);text-transform:uppercase}
.stats dd{font-weight:900;font-size:clamp(22px,2.4vw,34px);letter-spacing:-.02em;margin-top:6px}
.stats dd small{font-size:.5em;font-weight:600;color:var(--mute);margin-left:3px}

.device-stage{position:relative;aspect-ratio:1/1;perspective:1200px}
.device-stage .orbit{position:absolute;inset:4%;border-radius:50%;border:1px dashed rgba(252,200,14,.22);animation:spin 60s linear infinite}
.device-stage .orbit.o2{inset:-3%;border:1px solid var(--line);animation-duration:90s;animation-direction:reverse}
.device-stage .orbit::before{content:"";position:absolute;top:-4px;left:50%;width:8px;height:8px;border-radius:50%;background:var(--y);box-shadow:0 0 16px 4px var(--yglow)}
.device-stage .disc{position:absolute;inset:10%;border-radius:50%;background:radial-gradient(circle at 50% 35%,#ffe680,var(--y) 72%);box-shadow:0 40px 80px -30px rgba(252,200,14,.7),inset 0 -30px 60px rgba(214,150,0,.25)}
.device-stage .kid{position:absolute;inset:-2% 10% 10%;border-radius:0 0 999px 999px;overflow:hidden}
.device-stage .kid img{position:absolute;left:50%;bottom:0;width:104%;max-width:none;transform:translateX(-50%)}
.device-tilt{position:absolute;right:-4%;bottom:1%;width:42%;transform-style:preserve-3d;transition:transform .5s cubic-bezier(.2,.8,.2,1)}
.device-tilt img{width:100%;filter:drop-shadow(0 30px 40px var(--dshadow));animation:float 7s ease-in-out infinite}
.device-tilt .scanline{position:absolute;left:6%;right:6%;height:2px;top:10%;background:linear-gradient(90deg,transparent,var(--y),transparent);box-shadow:0 0 18px var(--y);opacity:.8;animation:scan 4.5s cubic-bezier(.6,0,.4,1) infinite;transform:translateZ(40px)}
.callout{position:absolute;display:flex;align-items:center;gap:10px;font:500 12px/1.3 var(--mono);color:var(--text);white-space:nowrap;letter-spacing:.06em}
.callout b{display:block;font:600 13px/1.3 var(--sans);letter-spacing:0}
.callout .dot{flex:none;width:9px;height:9px;border-radius:50%;background:var(--text);box-shadow:0 0 0 4px rgba(255,255,255,.7);animation:ping 2.4s ease-out infinite}
.callout .bar{width:clamp(18px,3vw,48px);height:1px;background:var(--text)}
.callout .box{padding:8px 12px;border:1px solid var(--line2);border-radius:10px;background:var(--glass);backdrop-filter:blur(8px);box-shadow:var(--card-shadow)}
.callout .box span{color:var(--mute);font-size:11px}
.c1{top:13%;left:70%}.c2{top:50%;left:86%}.c3{bottom:27%;right:66%;flex-direction:row-reverse}.c4{top:30%;right:80%;flex-direction:row-reverse}
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr}
  .device-stage{max-width:520px;width:100%;margin:12px auto 0;order:-1}
  .callout{display:none}
  .stats{grid-template-columns:repeat(2,1fr)}
}

/* 奖项跑马灯 */
.marks{border-block:1px solid var(--line);overflow:hidden;background:rgba(255,255,255,.55)}
.marks-track{display:flex;width:max-content;animation:marquee 40s linear infinite}
.marks:hover .marks-track{animation-play-state:paused}
.marks ul{display:flex;align-items:center;gap:20px;padding:20px 10px}
.marks li{flex:none;display:flex;align-items:center;height:40px}
.marks li{padding:8px 14px;opacity:.7;filter:grayscale(1);transition:opacity .3s,transform .3s}
.marks li:hover{opacity:1;filter:none;transform:translateY(-2px)}
.marks img{max-height:28px;width:auto}
.marks .lbl{flex:none;display:flex;align-items:center;padding:0 24px 0 var(--g);border-right:1px solid var(--line);font:500 11px/1.3 var(--mono);letter-spacing:.14em;color:var(--dim)}

/* ========== 三种陪伴（标签切换）========== */
.cap{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1fr);gap:clamp(32px,5vw,80px);align-items:center}
.cap-visual{position:relative;aspect-ratio:1756/1652}
.cap-visual .ring{position:absolute;inset:-6%;border-radius:50%;background:conic-gradient(from var(--a,0deg),transparent 0 70%,rgba(252,200,14,.35) 85%,transparent);mask:radial-gradient(circle,transparent 63%,#000 64%,#000 65%,transparent 66%);animation:rot 8s linear infinite}
.frame{position:relative}
.frame>.hw{width:100%}
.frame .ap{position:absolute;left:8.542%;top:8.959%;width:54.67%;height:77.48%;overflow:hidden;border-radius:8.33%/6.25%;background:#101210}
.frame .ap img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .6s,transform .8s cubic-bezier(.2,.8,.2,1)}
.frame .ap::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(252,200,14,.0) 50%,transparent 60%);background-size:100% 300%;animation:sweep 3.6s linear infinite;mix-blend-mode:screen}
.cap-visual .ap img{opacity:0;transform:scale(1.06)}
.cap-visual .ap img.on{opacity:1;transform:none}
.tabs{display:grid;gap:4px;margin-top:8px}
.tab{position:relative;display:grid;grid-template-columns:auto 1fr;gap:4px 18px;text-align:left;padding:22px 22px 22px 0;border-top:1px solid var(--line);color:var(--mute);transition:color .3s}
.tab .i{grid-row:span 2;font:500 12px/2 var(--mono);color:var(--dim)}
.tab h3{font-size:clamp(20px,1.8vw,26px);font-weight:600;line-height:1.3;color:inherit}
.tab .body{grid-column:2;display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s cubic-bezier(.2,.8,.2,1)}
.tab .body>div{overflow:hidden}
.tab .body p{padding-top:10px;color:var(--mute)}
.tab .body strong{display:block;margin-top:10px;font-size:clamp(26px,2.6vw,38px);font-weight:900;line-height:1.15;color:var(--text);letter-spacing:-.02em}
.tab[aria-selected=true]{color:var(--text)}
.tab[aria-selected=true] .i{color:var(--acc)}
.tab[aria-selected=true] .body{grid-template-rows:1fr}
.tab::before{content:"";position:absolute;top:-1px;left:0;height:1px;width:calc(var(--t,0)*100%);background:var(--y);box-shadow:0 0 10px var(--y)}
html:not(.js) .tab .body{grid-template-rows:1fr}
@media(max-width:900px){.cap{grid-template-columns:1fr}.cap-visual{max-width:460px;margin:auto}}

/* ========== 场景：AI 识别框 ========== */
.scenes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.scene{position:relative;border-radius:var(--r);overflow:hidden;background:var(--bg2);border:1px solid var(--line);aspect-ratio:3/4;display:flex;flex-direction:column;justify-content:flex-end;isolation:isolate}
.scene>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform 1.2s cubic-bezier(.2,.8,.2,1),filter .6s;filter:saturate(.85) brightness(.8)}
.scene::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,rgba(5,8,10,.1) 30%,rgba(5,8,10,.92) 80%)}
.scene:hover>img{transform:scale(1.05);filter:saturate(1) brightness(.9)}
.scene .txt{padding:24px 22px 26px}
.scene .txt .tag{margin-bottom:12px}
.scene h3{font-size:22px;font-weight:900;line-height:1.3}
.scene p{margin-top:8px;color:#d5d8da;font-size:14.5px;line-height:1.7}
.det{position:absolute;border:1.5px solid var(--y);border-radius:6px;box-shadow:0 0 0 1px rgba(0,0,0,.25),0 0 18px rgba(252,200,14,.35),inset 0 0 20px rgba(252,200,14,.12);opacity:0;transform:scale(1.15);transition:opacity .4s,transform .6s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0s);pointer-events:none}
.det span{position:absolute;left:-1.5px;top:-24px;padding:3px 8px;background:var(--y);color:#111;font:600 11px/16px var(--sans);border-radius:4px 4px 4px 0;white-space:nowrap}
.det.alt{border-color:var(--cyan);box-shadow:0 0 18px rgba(127,231,255,.3)}
.det.alt span{background:var(--cyan)}
.scene.in .det,.scan.in .det{opacity:1;transform:none}
.scene .live{position:absolute;top:14px;right:14px;display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:999px;background:rgba(5,8,10,.6);backdrop-filter:blur(6px);font:500 10.5px/1 var(--mono);letter-spacing:.12em;color:var(--text)}
.scene .live::before{content:"";width:6px;height:6px;border-radius:50%;background:#ff4d4d;box-shadow:0 0 8px #ff4d4d;animation:blink 1.4s steps(2) infinite}
.note{margin-top:18px;font:500 11.5px/1.6 var(--mono);color:var(--dim);letter-spacing:.04em}
@media(max-width:1100px){.scenes{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.scenes{grid-template-columns:1fr}}

/* ========== 卡片：光标聚光 ========== */
.spot{position:relative;border-radius:var(--r);border:1px solid var(--line);background:var(--panel);overflow:hidden;isolation:isolate;box-shadow:var(--card-shadow)}
.spot::before{content:"";position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity .4s;background:radial-gradient(480px circle at var(--mx,50%) var(--my,50%),rgba(252,200,14,.13),transparent 45%)}
.spot::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;pointer-events:none;opacity:0;transition:opacity .4s;
  background:radial-gradient(300px circle at var(--mx,50%) var(--my,50%),rgba(252,200,14,.8),transparent 50%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude}
.spot:hover::before,.spot:hover::after{opacity:1}

.proof{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.proof article{display:flex;flex-direction:column}
.proof .media{aspect-ratio:4/3;overflow:hidden;border-bottom:1px solid var(--line)}
.proof .media img{width:100%;height:100%;object-fit:cover;transition:transform 1s cubic-bezier(.2,.8,.2,1)}
.proof .media.proof-device{background:linear-gradient(145deg,#fff1b5,#f7c84d)}
.proof .media.proof-device img{object-fit:contain;padding:8%}
.proof article:hover .media img{transform:scale(1.05)}
.proof .body{padding:22px 22px 26px;display:grid;gap:10px;flex:1;align-content:start}
.proof .k{font:500 11px/1.4 var(--mono);letter-spacing:.12em;color:var(--acc)}
.proof h3{font-size:clamp(28px,2.6vw,40px);font-weight:900;line-height:1.1;letter-spacing:-.02em}
.proof p{color:var(--mute);font-size:14.5px}
.proof figcaption{font:400 11.5px/1.5 var(--mono);color:var(--dim);margin-top:auto;padding-top:8px}
@media(max-width:1100px){.proof{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.proof{grid-template-columns:1fr}}

/* ========== 对比表 ========== */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:var(--panel);box-shadow:var(--card-shadow)}
table.cmp{width:100%;min-width:820px;border-collapse:collapse;font-size:15px}
.cmp caption{text-align:left;padding:0 0 14px;color:var(--mute)}
.cmp th,.cmp td{padding:22px 22px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.cmp thead th{font-weight:600;font-size:15px;color:var(--mute);background:var(--soft)}
.cmp tbody th{font:500 12px/1.6 var(--mono);letter-spacing:.1em;color:var(--dim);white-space:nowrap;width:120px}
.cmp tbody tr:last-child>*{border-bottom:0}
.cmp td{color:var(--body2)}
.cmp .me{position:relative;color:var(--text);background:rgba(252,200,14,.16);box-shadow:inset 1.5px 0 0 var(--y),inset -1.5px 0 0 var(--y)}
.cmp thead .me{color:#14181b;background:var(--y);font-weight:900;font-size:17px}
.cmp td.me b{display:block;font-size:17px}
.cmp tbody tr{transition:background .2s}
.cmp tbody tr:hover{background:var(--soft)}
.fine{margin-top:16px;font-size:13px;color:var(--dim)}

/* ========== FAQ ========== */
.faq{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:clamp(32px,6vw,96px)}
.faq-list details{border-top:1px solid var(--line)}
.faq-list details:last-child{border-bottom:1px solid var(--line)}
.faq-list summary{list-style:none;cursor:pointer;display:grid;grid-template-columns:auto 1fr auto;gap:18px;align-items:center;padding:24px 0;font-size:clamp(17px,1.4vw,20px);font-weight:600;transition:color .2s}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary .i{font:500 12px/1 var(--mono);color:var(--dim)}
.faq-list summary .pm{position:relative;width:28px;height:28px;border-radius:50%;border:1px solid var(--line2);transition:.3s}
.faq-list summary .pm::before,.faq-list summary .pm::after{content:"";position:absolute;left:50%;top:50%;width:10px;height:1.5px;background:currentColor;transform:translate(-50%,-50%);transition:transform .3s}
.faq-list summary .pm::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-list details[open] summary{color:var(--acc)}
.faq-list details[open] .pm{border-color:var(--y);background:var(--y);color:#111;transform:rotate(180deg)}
.faq-list details[open] .pm::after{transform:translate(-50%,-50%) rotate(0)}
.faq-list summary:hover{color:var(--acc)}
.faq-list .ans{padding:0 46px 28px 42px;color:var(--mute)}
@media(max-width:900px){.faq{grid-template-columns:1fr}.faq-list .ans{padding:0 0 24px}}

/* ========== 收尾大图 ========== */
.closing{position:relative;min-height:84svh;display:grid;align-items:end;overflow:hidden;isolation:isolate;margin:clamp(72px,9vw,136px) var(--inset) var(--inset);border-radius:32px}
.closing>img{position:absolute;inset:0;width:100%;height:120%;object-fit:cover;z-index:-2;transform:translateY(var(--py,0));filter:brightness(.82) saturate(.95)}
.closing::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(180deg,transparent 35%,rgba(5,8,10,.88) 100%)}
.closing .wrap{padding-bottom:clamp(64px,9vw,128px);display:grid;gap:22px}
.closing h2{font-size:clamp(52px,9vw,148px);font-weight:900;line-height:1;letter-spacing:-.05em}
.closing p{font-size:clamp(18px,1.6vw,22px);color:#d8dadc}

/* 影片 */
.film{position:relative;border-radius:calc(var(--r) + 6px);overflow:hidden;border:1px solid var(--line2);background:#000;aspect-ratio:16/9;box-shadow:0 60px 120px -40px rgba(252,200,14,.18)}
.film video,.film img{width:100%;height:100%;object-fit:cover}
.film .play{position:absolute;inset:0;display:grid;place-items:center;background:linear-gradient(180deg,transparent,rgba(0,0,0,.45))}
.film .play span{display:grid;place-items:center;width:clamp(72px,8vw,104px);aspect-ratio:1;border-radius:50%;background:var(--y);color:#111;box-shadow:0 0 0 12px rgba(252,200,14,.16),0 0 60px var(--yglow);transition:transform .3s}
.film .play:hover span{transform:scale(1.08)}
.film .play svg{width:30%;margin-left:6%;fill:currentColor}
.film .meta{position:absolute;left:20px;bottom:18px;font:500 12px/1 var(--mono);letter-spacing:.12em;color:#fff;opacity:.85;pointer-events:none}
.film.playing .play,.film.playing .meta{display:none}

/* 公司条 */
.company{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:48px;align-items:end}
.company h2{font-size:clamp(28px,3.4vw,48px);font-weight:900;line-height:1.25;letter-spacing:-.02em}
.company p{color:var(--mute)}
.company p+p{margin-top:14px}
@media(max-width:900px){.company{grid-template-columns:1fr}}

/* ========== 子页页头 ========== */
.page-hero{position:relative;padding:calc(var(--nav) + clamp(40px,5vw,72px)) 0 clamp(56px,7vw,96px);overflow:hidden;isolation:isolate}
.page-hero canvas.mesh{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.55}
.crumbs{display:flex;gap:10px;font:500 12px/1 var(--mono);letter-spacing:.08em;color:var(--dim);margin-bottom:28px}
.crumbs a:hover{color:var(--acc)}
.crumbs li+li::before{content:"/";margin-right:10px;color:var(--dim)}
.page-hero h1{font-weight:900;font-size:clamp(44px,7vw,108px);line-height:1.04;letter-spacing:-.045em}
.page-hero .lead{margin-top:28px}

/* ========== 全部功能 ========== */
.fx-layout{display:grid;grid-template-columns:220px minmax(0,1fr);gap:clamp(32px,5vw,80px);align-items:start}
.fx-nav{position:sticky;top:calc(var(--nav) + 32px);display:grid;gap:4px}
.fx-nav a{display:flex;align-items:center;gap:12px;padding:10px 14px;border-radius:10px;color:var(--mute);font-weight:600;transition:.25s}
.fx-nav a .n{font:500 11px/1 var(--mono);color:var(--dim)}
.fx-nav a:hover{color:var(--text);background:var(--soft)}
.fx-nav a.on{color:#111;background:var(--y)}
.fx-nav a.on .n{color:#111}
.fx-group+.fx-group{margin-top:clamp(96px,10vw,160px)}
.fx-group>header{display:grid;gap:16px;margin-bottom:40px;max-width:46em}
.fx-group>header h2{font-size:clamp(34px,4vw,56px);font-weight:900;letter-spacing:-.03em;line-height:1.1}
.fx-group>header p{color:var(--mute);font-size:17px}
.fx-items{display:grid;gap:16px}
.fx-item{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:clamp(24px,4vw,64px);padding:clamp(24px,3.4vw,48px)}
.fx-item:nth-child(even) .fx-media{order:2}
.fx-item .fx-media{display:grid;place-items:center}
.fx-item .frame{width:min(100%,400px);transform:rotate(-4deg);transition:transform .6s cubic-bezier(.2,.8,.2,1)}
.fx-item:hover .frame{transform:rotate(0) scale(1.02)}
.fx-item .shot{width:min(100%,520px);border-radius:14px;border:1px solid var(--line2);box-shadow:0 30px 60px -30px rgba(0,0,0,.45)}
.fx-item .phone{width:min(60%,240px);border-radius:28px;border:6px solid #1b2228;box-shadow:0 30px 60px -30px rgba(0,0,0,.45)}
.fx-item .txt{display:grid;gap:14px}
.fx-item .kicker{display:flex;gap:12px;align-items:center;font:500 12px/1 var(--mono);letter-spacing:.12em;color:var(--acc)}
.fx-item .kicker i{font-style:normal;color:var(--dim)}
.fx-item h3{font-size:clamp(26px,2.6vw,38px);font-weight:900;line-height:1.2;letter-spacing:-.02em}
.fx-item h3 small{display:block;font-size:15px;font-weight:600;color:var(--mute);letter-spacing:0;margin-bottom:6px}
.fx-item p{color:var(--mute)}
.mates{display:flex;gap:10px;margin-top:6px}
.mates img{width:72px;border-radius:12px;border:1px solid var(--line2);transition:transform .3s}
.mates img:hover{transform:translateY(-6px) rotate(-3deg)}
@media(max-width:960px){.fx-layout{grid-template-columns:1fr}.fx-nav{position:sticky;top:var(--nav);z-index:5;display:flex;overflow-x:auto;padding:10px 0;background:rgba(246,243,236,.94);backdrop-filter:blur(10px);margin-inline:calc(-1*var(--g));padding-inline:var(--g)}.fx-nav a{flex:none}.fx-item{grid-template-columns:1fr}.fx-item:nth-child(even) .fx-media{order:0}}

/* ========== 新闻 ========== */
.latest{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);overflow:hidden}
.latest .media{min-height:420px;position:relative}
.latest .media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.latest .body{padding:clamp(28px,4vw,56px);display:grid;gap:16px;align-content:center}
.latest h2{font-size:clamp(28px,3vw,44px);font-weight:900;line-height:1.2;letter-spacing:-.02em}
.latest p{color:var(--mute)}
.meta-row{display:flex;flex-wrap:wrap;gap:8px 16px;font:500 12px/1.4 var(--mono);letter-spacing:.06em;color:var(--dim)}
.meta-row .cat{color:var(--acc)}
@media(max-width:900px){.latest{grid-template-columns:1fr}.latest .media{min-height:300px}}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
.chip{padding:9px 18px;border-radius:999px;border:1px solid var(--line2);font-size:14px;font-weight:500;color:var(--mute);transition:.2s}
.chip:hover{color:var(--text);border-color:var(--text)}
.chip[aria-pressed=true]{background:var(--y);border-color:var(--y);color:#111}
.news-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.news-card{display:grid;grid-template-columns:200px minmax(0,1fr);transition:opacity .3s}
.news-card .media{position:relative;overflow:hidden;border-right:1px solid var(--line)}
.news-card .media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s}
.news-card:hover .media img{transform:scale(1.06)}
.news-card .body{padding:24px;display:grid;gap:10px;align-content:start}
.news-card h3{font-size:19px;font-weight:600;line-height:1.45}
.news-card p{color:var(--mute);font-size:14.5px}
.news-card .link-arrow{justify-self:start;font-size:14px;margin-top:4px}
.news-card[hidden]{display:none}
@media(max-width:1000px){.news-list{grid-template-columns:1fr}}
@media(max-width:560px){.news-card{grid-template-columns:1fr}.news-card .media{aspect-ratio:16/9;border-right:0;border-bottom:1px solid var(--line)}}
.gallery{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:180px;gap:12px}
.gallery figure{position:relative;overflow:hidden;border-radius:14px;border:1px solid var(--line)}
.gallery figure:nth-child(1){grid-column:span 2;grid-row:span 2}
.gallery figure:nth-child(2),.gallery figure:nth-child(3){grid-column:span 2}
.gallery figure:nth-child(n+4){grid-column:span 2}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .8s}
.gallery figure:hover img{transform:scale(1.05)}
.gallery figcaption{position:absolute;inset:auto 0 0;padding:28px 14px 12px;font-size:12.5px;line-height:1.5;color:#e5e7e9;background:linear-gradient(transparent,rgba(0,0,0,.8));transform:translateY(100%);transition:transform .35s}
.gallery figure:hover figcaption,.gallery figure:focus-within figcaption{transform:none}
@media(max-width:800px){.gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px}.gallery figure:nth-child(n){grid-column:span 1;grid-row:span 1}.gallery figure:nth-child(1){grid-column:span 2;grid-row:span 2}}
.subscribe{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;padding:clamp(28px,4vw,56px)}
.subscribe h2{font-size:clamp(26px,2.8vw,40px);font-weight:900;line-height:1.2}
.subscribe p{color:var(--mute);margin-top:10px}
@media(max-width:760px){.subscribe{grid-template-columns:1fr}}

/* ========== 关于 ========== */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,80px);align-items:center}
.split .media{border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
.split .media img{width:100%;height:100%;object-fit:cover}
.split .txt{display:grid;gap:18px}
.split .txt p{color:var(--mute)}
@media(max-width:900px){.split{grid-template-columns:1fr}}
.numbers{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--panel);box-shadow:var(--card-shadow)}
.numbers>div{padding:32px 28px;border-right:1px solid var(--line);display:grid;gap:8px}
.numbers>div:last-child{border-right:0}
.numbers dt{font:500 12px/1.5 var(--mono);letter-spacing:.06em;color:var(--mute)}
.numbers dd{font-weight:900;font-size:clamp(32px,3.6vw,54px);line-height:1;letter-spacing:-.03em;order:-1}
.numbers dd small{font-size:.42em;font-weight:600;margin-left:4px;color:var(--mute)}
@media(max-width:800px){.numbers{grid-template-columns:repeat(2,1fr)}.numbers>div:nth-child(2){border-right:0}.numbers>div:nth-child(-n+2){border-bottom:1px solid var(--line)}}
.stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.stack article{padding:clamp(28px,3.5vw,48px);display:grid;gap:14px}
.stack h3{font:900 clamp(34px,3.6vw,54px)/1 var(--sans);letter-spacing:-.03em}
.stack h3 span{color:var(--acc)}
.stack p{color:var(--mute)}
.stack .layers{display:grid;gap:6px;margin-top:8px}
.stack .layers li{font:500 12px/1 var(--mono);letter-spacing:.08em;padding:12px 14px;border:1px solid var(--line);border-radius:8px;color:var(--mute);background:var(--soft)}
@media(max-width:800px){.stack{grid-template-columns:1fr}}
.founder{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:clamp(32px,5vw,80px);align-items:start}
.founder .portrait{position:relative;border-radius:50%;overflow:hidden;aspect-ratio:1;max-width:380px;border:1px solid var(--line2)}
.founder .portrait::after{content:"";position:absolute;inset:0;border-radius:50%;box-shadow:inset 0 0 0 1px rgba(252,200,14,.3),inset 0 0 60px rgba(252,200,14,.12)}
.founder .txt{display:grid;gap:18px}
.founder h3{font-size:clamp(30px,3vw,44px);font-weight:900}
.founder h3 small{display:block;font:500 13px/1.6 var(--mono);color:var(--acc);letter-spacing:.08em;margin-top:4px}
.founder p,.founder li{color:var(--mute)}
.founder ul{display:grid;gap:10px}
.founder li{position:relative;padding-left:20px}
.founder li::before{content:"";position:absolute;left:0;top:.75em;width:8px;height:1.5px;background:var(--y)}
@media(max-width:900px){.founder{grid-template-columns:1fr}.founder .portrait{max-width:240px}}
.gens{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.gens article{display:grid;grid-template-rows:auto 1fr}
.gens .media{aspect-ratio:16/9;overflow:hidden;background:#0a0f12;display:grid;place-items:center}
.gens .media img{width:100%;height:100%;object-fit:cover}
.gens .media img:not(.contain){width:calc(100% - 40px);height:calc(100% - 20px);align-self:end}
.gens .media img.contain{object-fit:contain;padding:20px}
.gens .body{padding:28px;display:grid;gap:10px;align-content:start}
.gens h3{font-size:clamp(22px,2vw,28px);font-weight:900}
.gens p{color:var(--mute)}
@media(max-width:800px){.gens{grid-template-columns:1fr}}
.timeline{position:relative;display:grid;gap:0;padding-left:44px}
.timeline::before{content:"";position:absolute;left:11px;top:8px;bottom:8px;width:1px;background:var(--line2)}
.timeline::after{content:"";position:absolute;left:11px;top:8px;width:1px;height:calc(var(--tp,0)*(100% - 16px));background:linear-gradient(var(--y),var(--y2));box-shadow:0 0 12px var(--y)}
.timeline li{position:relative;padding:0 0 clamp(40px,5vw,64px)}
.timeline li::before{content:"";position:absolute;left:-39px;top:10px;width:13px;height:13px;border-radius:50%;background:var(--bg);border:1.5px solid var(--line2);z-index:1;transition:.4s}
.timeline li.in::before{border-color:var(--y);background:var(--y);box-shadow:0 0 0 5px rgba(252,200,14,.18),0 0 18px var(--y)}
.timeline time{font:900 clamp(36px,4vw,60px)/1 var(--sans);letter-spacing:-.03em;color:var(--dim);transition:color .4s}
.timeline li.in time{color:var(--text)}
.timeline h3{font-size:20px;font-weight:600;margin-top:10px}
.timeline p{color:var(--mute);margin-top:6px;max-width:40em}
.timeline-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,80px);align-items:start}
.timeline-wrap .media{position:sticky;top:calc(var(--nav) + 40px);border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
@media(max-width:900px){.timeline-wrap{grid-template-columns:1fr}.timeline-wrap .media{position:static}}
.manifesto{text-align:center;display:grid;gap:22px;justify-items:center}
.manifesto h2{font-size:clamp(40px,6vw,92px);font-weight:900;letter-spacing:-.04em;line-height:1.1}
.manifesto p{color:var(--mute);font-size:18px}
.manifesto .ctas{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:10px}

/* ========== 页脚 ========== */
.footer{margin-top:clamp(56px,7vw,104px);padding:72px 0 36px;background:linear-gradient(180deg,var(--bg),#0b1114)}
.footer-top{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,.6fr));gap:40px}
.footer .about img{width:150px;margin-bottom:20px}
.footer .about p{color:var(--mute);font-size:14px;max-width:30em}
.footer .about address{font-style:normal;color:var(--mute);font-size:14px;margin-top:14px}
.footer h2{font:500 11px/1 var(--mono);letter-spacing:.16em;color:var(--dim);text-transform:uppercase;margin-bottom:18px}
.footer nav li+li{margin-top:10px}
.footer nav a{color:var(--mute);font-size:14px;transition:color .2s}
.footer nav a:hover{color:var(--acc)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px;margin-top:56px;padding-top:24px;border-top:1px solid var(--line);font-size:12.5px;color:var(--dim)}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a:hover{color:var(--text)}
@media(max-width:860px){.footer-top{grid-template-columns:1fr 1fr}.footer .about{grid-column:1/-1}}

/* ========== 进场动效（仅在 JS 可用时隐藏初始态）========== */
.js [data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1);transition-delay:var(--rd,0s)}
.js [data-reveal].in{opacity:1;transform:none}

@keyframes spin{to{transform:rotate(360deg)}}
@keyframes rot{to{--a:360deg}}
@property --a{syntax:'<angle>';inherits:false;initial-value:0deg}
@keyframes breathe{50%{opacity:.6;transform:scale(.92)}}
@keyframes float{50%{transform:translateY(-12px)}}
@keyframes scan{0%{top:10%;opacity:0}10%{opacity:.9}90%{opacity:.9}100%{top:88%;opacity:0}}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(20,24,27,.35)}100%{box-shadow:0 0 0 14px rgba(20,24,27,0)}}
@keyframes marquee{to{transform:translateX(-50%)}}
@keyframes sweep{from{background-position:0 100%}to{background-position:0 -200%}}
@keyframes blink{50%{opacity:.2}}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .js [data-reveal]{opacity:1;transform:none}
  .det{opacity:1;transform:none}
}
@media print{.nav,.bg-grid,.bg-glow,canvas,.progress{display:none}body{background:#fff;color:#000}}

/* v1.8 补充 */
.dark .tag::before{box-shadow:0 0 8px var(--y)}
.page-hero h1 .hl{display:inline}
.manifesto h2 span{color:var(--em-c);background:var(--em-bg)}

/* 十年主线：四张图 */
.tl4{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,2vw,28px);padding:0}
.tl4 li{position:relative;min-width:0}
.tl4 time{display:block;font:900 clamp(32px,3.4vw,52px)/1 var(--sans);letter-spacing:-.03em;color:var(--dim);transition:color .4s}
.tl4 li.in time{color:var(--text)}
.tl4 .rail{display:block;position:relative;height:1px;background:var(--line2);margin:16px 0 18px}
.tl4 .rail::before{content:"";position:absolute;left:0;top:-6px;width:13px;height:13px;border-radius:50%;background:var(--bg);border:1.5px solid var(--line2);transition:.4s}
.tl4 .rail::after{content:"";position:absolute;left:0;top:0;height:1px;width:0;background:var(--y);transition:width 1s cubic-bezier(.2,.8,.2,1)}
.tl4 li.in .rail::before{border-color:var(--y);background:var(--y);box-shadow:0 0 0 5px rgba(252,200,14,.2)}
.tl4 li.in .rail::after{width:100%}
.tl4 figure{margin:0;aspect-ratio:4/3;overflow:hidden;border-radius:var(--r);border:1px solid var(--line);background:var(--soft)}
.tl4 figure img{display:block;width:100%;height:100%;object-fit:cover}
.tl4 .cap{display:block;margin-top:10px;font-size:12px;letter-spacing:.02em;color:var(--dim)}
.tl4 h3{font-size:20px;font-weight:700;margin-top:6px}
.tl4 p{color:var(--mute);margin-top:6px;font-size:14.5px;line-height:1.7}
@media(max-width:900px){.tl4{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:36px}}
@media(max-width:520px){.tl4{grid-template-columns:1fr}}

/* 页脚联系方式：电脑端一行，手机端竖排 */
.footer .f-contact{display:flex;flex-wrap:wrap;align-items:center;gap:8px 36px;margin-top:40px;font-style:normal;font-size:14px;color:var(--mute)}
.footer .f-contact a{color:inherit}
.footer .f-contact a:hover{color:var(--text)}
.footer .f-contact+.footer-bottom{margin-top:28px}
@media(max-width:640px){.footer .f-contact{flex-direction:column;align-items:flex-start;gap:8px}}