/* ==========================================================
   zhou zhou 作品集 · v2  深色科技风
   纯本地资源：无外部字体 / CDN；配合 _headers 的严格 CSP
   ========================================================== */
:root{
  --bg:#06070b;--bg2:#0b0d14;
  --ink:#f4f5f8;--sub:#a1a6b4;--mute:#6c7183;
  --line:rgba(255,255,255,.08);--line2:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.035);--glass2:rgba(255,255,255,.06);
  --violet:#8b5cf6;--blue:#60a5fa;--cyan:#22d3ee;--pink:#f472b6;--orange:#fb923c;--amber:#fbbf24;--green:#34d399;
  --grad:linear-gradient(120deg,#fff 0%,#d9ccff 35%,#8fd8ff 70%,#7cf3e4 100%);
  --grad-btn:linear-gradient(135deg,#8b5cf6,#3b82f6 55%,#22d3ee);
  --grad-warm:linear-gradient(135deg,#fb923c,#f43f5e);
  --r:22px;--max:1160px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;
  color-scheme:dark;
}
*,*:before,*:after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:80px;background:var(--bg)}
body{margin:0;min-height:100vh;color:var(--ink);font:16px/1.7 var(--font);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow-x:hidden;text-rendering:optimizeLegibility}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
::selection{background:rgba(139,92,246,.45);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px;padding-left:max(24px,env(safe-area-inset-left));padding-right:max(24px,env(safe-area-inset-right))}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:#fff;color:#000;padding:8px 14px;border-radius:10px}
.skip:focus{left:12px}

/* ---------- 背景：极光 + 网格 + 颗粒 ---------- */
.bg{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden;background:radial-gradient(120% 80% at 50% -10%,#121528 0%,var(--bg) 60%)}
.bg .aurora{position:absolute;border-radius:50%;opacity:.75;will-change:transform}
.bg .a1{width:max(560px,70vw);aspect-ratio:1;left:-20vw;top:max(-420px,-30vw);background:radial-gradient(closest-side,rgba(139,92,246,.55),rgba(139,92,246,0));animation:drift1 22s ease-in-out infinite alternate}
.bg .a2{width:max(520px,60vw);aspect-ratio:1;right:-22vw;top:-120px;background:radial-gradient(closest-side,rgba(34,211,238,.38),rgba(34,211,238,0));animation:drift2 26s ease-in-out infinite alternate}
.bg .a3{width:max(480px,55vw);aspect-ratio:1;left:20vw;top:620px;background:radial-gradient(closest-side,rgba(244,114,182,.22),rgba(244,114,182,0));animation:drift3 30s ease-in-out infinite alternate}
.bg .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%);mask-image:radial-gradient(ellipse 80% 60% at 50% 0%,#000 30%,transparent 75%)}
.bg .grain{position:absolute;inset:-50%;opacity:.07;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
.page-warm .bg .a1{background:radial-gradient(closest-side,rgba(251,146,60,.42),rgba(251,146,60,0))}
.page-warm .bg .a2{background:radial-gradient(closest-side,rgba(52,211,153,.28),rgba(52,211,153,0))}
.page-warm .bg .a3{background:radial-gradient(closest-side,rgba(139,92,246,.22),rgba(139,92,246,0))}
@keyframes drift1{to{transform:translate3d(10vw,8vh,0) scale(1.1)}}
@keyframes drift2{to{transform:translate3d(-8vw,10vh,0) scale(.92)}}
@keyframes drift3{to{transform:translate3d(-12vw,-10vh,0) scale(1.15)}}

/* ---------- 导航 ---------- */
.nav{position:sticky;top:0;z-index:50;padding-top:env(safe-area-inset-top);transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(8,9,14,.66);-webkit-backdrop-filter:saturate(160%) blur(16px);backdrop-filter:saturate(160%) blur(16px);border-bottom-color:var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;letter-spacing:.01em;text-decoration:none;font-size:16px}
.logo{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--grad-btn);color:#fff;font-weight:800;font-size:15px;box-shadow:0 0 0 1px rgba(255,255,255,.18) inset,0 6px 20px -4px rgba(139,92,246,.7)}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{font-size:14px;color:var(--sub);text-decoration:none;padding:8px 12px;border-radius:10px;transition:color .2s,background .2s}
.nav-links a:hover{color:var(--ink);background:var(--glass2)}
.nav-links a.nav-cta{color:var(--ink);background:var(--glass2);border:1px solid var(--line2);padding:7px 14px}
.nav-links a.nav-cta:hover{border-color:rgba(255,255,255,.3)}

/* ---------- 通用 ---------- */
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.grad-warm{background:linear-gradient(120deg,#fff 0%,#ffd8b0 35%,#fb923c 70%,#f43f5e 100%);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--sub);padding:6px 14px 6px 10px;border-radius:99px;background:var(--glass);border:1px solid var(--line2);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(52,211,153,.6);animation:pulse 2.2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 8px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.kicker{font:600 12px/1 var(--mono);letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);margin:0 0 14px}
.section-head{max-width:720px;margin:0 0 40px}
.section-head h2{font-size:clamp(30px,4.4vw,48px);line-height:1.15;letter-spacing:-.02em;margin:0 0 14px;font-weight:800}
.section-head p{margin:0;color:var(--sub);font-size:17px}
section{padding:72px 0}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;list-style:none}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;line-height:1;padding:7px 11px;border-radius:99px;background:rgba(255,255,255,.05);border:1px solid var(--line2);color:#cfd3dd;white-space:nowrap}
.tag:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c,var(--cyan));box-shadow:0 0 10px var(--c,var(--cyan))}
.tag.v{--c:var(--violet)}.tag.p{--c:var(--pink)}.tag.o{--c:var(--orange)}.tag.g{--c:var(--green)}.tag.a{--c:var(--amber)}.tag.b{--c:var(--blue)}

/* ---------- 按钮 ---------- */
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 22px;border-radius:14px;text-decoration:none;font-weight:650;font-size:15px;color:#fff;border:1px solid var(--line2);background:var(--glass2);transition:transform .2s,box-shadow .25s,border-color .2s,background .2s;isolation:isolate;-webkit-tap-highlight-color:transparent;cursor:pointer;font-family:inherit}
.btn:hover{transform:translateY(-1px);border-color:rgba(255,255,255,.3);background:rgba(255,255,255,.09)}
.btn:active{transform:translateY(0) scale(.98)}
.btn.primary{border:0;background:var(--grad-btn);box-shadow:0 10px 30px -10px rgba(99,102,241,.9),0 0 0 1px rgba(255,255,255,.15) inset}
.btn.primary:hover{box-shadow:0 14px 40px -10px rgba(99,102,241,1),0 0 0 1px rgba(255,255,255,.25) inset}
.btn.warm{border:0;background:var(--grad-warm);box-shadow:0 10px 30px -10px rgba(244,63,94,.85),0 0 0 1px rgba(255,255,255,.18) inset}
.btn.warm:hover{box-shadow:0 14px 40px -10px rgba(244,63,94,1),0 0 0 1px rgba(255,255,255,.28) inset}
.btn small{font-weight:500;opacity:.8;font-size:12.5px}
.btn .arr{transition:transform .2s}
.btn:hover .arr{transform:translateX(3px)}
.btn svg{width:18px;height:18px;flex:none}

/* ---------- 首页 Hero ---------- */
.hero{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding:72px 0 56px;min-height:min(760px,calc(100vh - 64px))}
.hero h1{font-size:clamp(42px,7.2vw,84px);line-height:1.04;letter-spacing:-.035em;margin:22px 0 22px;font-weight:850}
.hero h1 .line{display:block}
.hero .lead{font-size:clamp(16px,1.6vw,19px);color:var(--sub);max-width:560px;margin:0 0 32px}
.hero .lead b{color:var(--ink);font-weight:600}
.hero-visual{position:relative;height:560px;perspective:1200px}
.hero-visual:before{content:"";position:absolute;inset:12% 6%;border-radius:50%;background:radial-gradient(closest-side,rgba(139,92,246,.5),rgba(34,211,238,.18) 55%,transparent 75%);filter:blur(10px)}
.hero-visual .phone{position:absolute;width:236px}
.hero-visual .p1{left:4%;top:4%;transform:rotate(-8deg);animation:float1 7s ease-in-out infinite}
.hero-visual .p2{right:4%;top:15%;transform:rotate(7deg);animation:float2 8s ease-in-out infinite}
.chip{position:absolute;z-index:3;display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:14px;font-size:13px;background:rgba(18,20,30,.72);border:1px solid var(--line2);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:0 16px 40px -12px rgba(0,0,0,.8);white-space:nowrap}
.chip b{display:block;font-size:14px;color:var(--ink)}
.chip span{color:var(--sub);font-size:12px;line-height:1.3}
.chip i{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;font-style:normal;font-size:16px;background:var(--glass2);border:1px solid var(--line2)}
.chip.c1{left:-4%;bottom:12%;animation:float2 9s ease-in-out infinite}
.chip.c2{right:-2%;top:2%;animation:float1 10s ease-in-out infinite}
@keyframes float1{0%,100%{translate:0 0}50%{translate:0 -14px}}
@keyframes float2{0%,100%{translate:0 0}50%{translate:0 12px}}
.scroll-hint{position:absolute;left:0;bottom:8px;font:12px/1 var(--mono);letter-spacing:.2em;color:var(--mute);display:flex;align-items:center;gap:10px;text-decoration:none}
.scroll-hint:before{content:"";width:1px;height:28px;background:linear-gradient(var(--cyan),transparent)}

/* ---------- 手机外框 ---------- */
.phone{position:relative;border-radius:38px;padding:9px;background:linear-gradient(145deg,#2b2e38,#0d0f15 40%,#1d2029);box-shadow:0 0 0 1px rgba(255,255,255,.12),0 1px 0 1px rgba(255,255,255,.06) inset,0 40px 80px -20px rgba(0,0,0,.85),0 0 60px -20px rgba(139,92,246,.45)}
.phone:before{content:"";position:absolute;z-index:2;top:17px;left:50%;width:30%;height:17px;transform:translateX(-50%);border-radius:20px;background:#05060a;box-shadow:0 0 0 1px rgba(255,255,255,.05)}
.phone:after{content:"";position:absolute;inset:9px;border-radius:30px;pointer-events:none;background:linear-gradient(125deg,rgba(255,255,255,.16) 0%,rgba(255,255,255,0) 30%);z-index:1}
.phone img{width:100%;aspect-ratio:461/1000;object-fit:cover;object-position:top;border-radius:30px;background:#111}
.phone.sm{border-radius:28px;padding:6px}
.phone.sm:before{top:12px;height:12px}
.phone.sm:after{inset:6px;border-radius:22px}
.phone.sm img{border-radius:22px}

/* ---------- 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:var(--r);background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);overflow:hidden}
.stat{padding:26px 24px;border-left:1px solid var(--line)}
.stat:first-child{border-left:0}
.stat .num{font-size:clamp(28px,3.6vw,40px);font-weight:800;letter-spacing:-.03em;line-height:1.1}
.stat .num small{font-size:.5em;font-weight:700;margin-left:2px;color:var(--sub);-webkit-text-fill-color:var(--sub)}
.stat .lbl{color:var(--sub);font-size:14px;margin-top:6px}

/* ---------- 跑马灯 ---------- */
.marquee{margin-top:28px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.marquee-track{display:flex;width:max-content;gap:12px;animation:marquee 38s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
.marquee .tag{font-size:14px;padding:10px 16px}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- 作品卡 ---------- */
.works{display:grid;gap:28px}
.glass{position:relative;border-radius:28px;background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.018));border:1px solid var(--line);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 1px 0 rgba(255,255,255,.06) inset,0 30px 60px -30px rgba(0,0,0,.7)}
[data-glow]{--mx:50%;--my:0%;--rx:0deg;--ry:0deg}
[data-glow]:after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .35s;background:radial-gradient(520px circle at var(--mx) var(--my),rgba(255,255,255,.07),transparent 45%)}
[data-glow]:hover:after{opacity:1}
[data-glow]:before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;pointer-events:none;background:radial-gradient(380px circle at var(--mx) var(--my),rgba(167,139,250,.75),rgba(34,211,238,.35) 40%,transparent 70%);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box exclude,linear-gradient(#000 0 0);opacity:0;transition:opacity .35s}
[data-glow]:hover:before{opacity:1}
[data-tilt]{transform:perspective(1400px) rotateX(var(--rx)) rotateY(var(--ry));transition:transform .5s cubic-bezier(.2,.7,.2,1),border-color .3s;transform-style:preserve-3d}
[data-tilt]:hover{transition:transform .12s linear,border-color .3s}
.work{display:grid;grid-template-columns:1fr 1.05fr;align-items:center;gap:20px;overflow:hidden;padding:0}
.work.rev .work-body{order:2}
.work-body{padding:52px 48px;position:relative;z-index:1}
.work .idx{font:600 13px/1 var(--mono);color:var(--mute);letter-spacing:.15em;display:flex;align-items:center;gap:12px;margin-bottom:22px}
.work .idx:after{content:"";height:1px;width:48px;background:linear-gradient(90deg,var(--line2),transparent)}
.work h3{font-size:clamp(28px,3.4vw,40px);line-height:1.15;letter-spacing:-.02em;margin:0 0 10px;font-weight:800}
.work .kind{font-size:14px;color:var(--sub);margin:0 0 18px;display:flex;flex-wrap:wrap;gap:6px 14px}
.work .kind span{display:inline-flex;align-items:center;gap:6px}
.work .kind span+span:before{content:"";width:3px;height:3px;border-radius:50%;background:var(--mute);margin-right:8px}
.work .desc{color:#d4d7e0;font-size:17px;margin:0 0 22px;max-width:480px}
.work .tags{margin-bottom:30px}
.work-shots{position:relative;display:flex;justify-content:center;align-items:flex-start;gap:16px;padding:52px 40px 0;height:560px;overflow:hidden;-webkit-mask-image:linear-gradient(#000 78%,transparent);mask-image:linear-gradient(#000 78%,transparent);text-decoration:none}
.work-shots:before{content:"";position:absolute;width:80%;aspect-ratio:1;left:10%;top:12%;border-radius:50%;background:radial-gradient(closest-side,var(--glow,rgba(139,92,246,.45)),transparent 70%)}
.work.warm .work-shots{--glow:rgba(251,146,60,.42)}
.work-shots .phone{width:31%;max-width:190px;flex:none;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.work-shots .phone:nth-child(2){margin-top:44px}
.work-shots .phone:nth-child(3){margin-top:12px}
.work:hover .work-shots .phone:nth-child(1){transform:translateY(-10px) rotate(-2deg)}
.work:hover .work-shots .phone:nth-child(2){transform:translateY(-18px)}
.work:hover .work-shots .phone:nth-child(3){transform:translateY(-10px) rotate(2deg)}

/* ---------- 理念卡 ---------- */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pcard{padding:30px 28px;overflow:hidden}
.pcard .ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:22px;margin-bottom:20px;background:linear-gradient(135deg,rgba(139,92,246,.35),rgba(34,211,238,.2));border:1px solid var(--line2);box-shadow:0 10px 30px -10px rgba(139,92,246,.6)}
.pcard:nth-child(2) .ico{background:linear-gradient(135deg,rgba(251,146,60,.4),rgba(244,63,94,.2));box-shadow:0 10px 30px -10px rgba(251,146,60,.6)}
.pcard:nth-child(3) .ico{background:linear-gradient(135deg,rgba(52,211,153,.35),rgba(34,211,238,.2));box-shadow:0 10px 30px -10px rgba(52,211,153,.6)}
.pcard h3{margin:0 0 8px;font-size:19px;letter-spacing:-.01em}
.pcard p{margin:0;color:var(--sub);font-size:15px}

/* ---------- CTA ---------- */
.cta{position:relative;text-align:center;padding:72px 28px;overflow:hidden}
.cta:before{content:"";position:absolute;left:50%;top:-60%;width:120%;aspect-ratio:2/1;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(139,92,246,.4),rgba(34,211,238,.12) 55%,transparent 75%);pointer-events:none}
.cta h2{position:relative;font-size:clamp(30px,5vw,56px);line-height:1.12;letter-spacing:-.03em;margin:0 0 14px;font-weight:850}
.cta p{position:relative;color:var(--sub);margin:0 auto 30px;max-width:520px;font-size:17px}
.cta .btns{position:relative;justify-content:center}

/* ---------- 页脚 ---------- */
footer{border-top:1px solid var(--line);margin-top:40px;padding:40px 0 calc(40px + env(safe-area-inset-bottom));color:var(--mute);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 24px}
footer nav{display:flex;flex-wrap:wrap;gap:6px 22px}
footer a{color:var(--sub);text-decoration:none;transition:color .2s}
footer a:hover{color:var(--ink)}
footer .brand{color:var(--ink)}
footer .copy{width:100%;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;padding-top:20px;border-top:1px solid var(--line);font-size:13px}

/* ---------- 详情页 ---------- */
.detail-hero{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding:56px 0 48px}
.back{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--sub);text-decoration:none;margin-bottom:20px;transition:color .2s}
.back:hover{color:var(--ink)}
.detail-hero h1{font-size:clamp(46px,7vw,80px);line-height:1.04;letter-spacing:-.035em;margin:18px 0 18px;font-weight:850}
.detail-hero .lead{font-size:clamp(16px,1.6vw,19px);color:#cfd3dd;margin:0 0 28px;max-width:600px}
.meta{margin-top:24px;padding:16px 18px;border-radius:16px;font-size:13px;color:var(--sub);max-width:600px}
.meta .row{display:flex;flex-wrap:wrap;gap:4px 16px;margin-bottom:10px}
.meta .sha{display:flex;align-items:center;gap:10px}
.meta .sha-lbl{flex:none;font:600 11px/1 var(--mono);letter-spacing:.12em;color:var(--mute)}
code{font:12.5px/1.5 var(--mono);color:#c9f3ff;background:rgba(34,211,238,.08);border:1px solid rgba(34,211,238,.18);padding:2px 7px;border-radius:7px;word-break:break-all}
.meta code{flex:1;min-width:0}
.copy-btn{flex:none;font:600 12px/1 var(--font);color:var(--ink);background:var(--glass2);border:1px solid var(--line2);border-radius:9px;padding:8px 11px;cursor:pointer;transition:background .2s,border-color .2s,color .2s}
.copy-btn:hover{border-color:rgba(255,255,255,.3)}
.copy-btn.ok{color:var(--green);border-color:rgba(52,211,153,.5)}
.no-js .copy-btn,html:not(.js) .copy-btn{display:none}
.detail-visual{position:relative;height:580px;display:flex;justify-content:center;align-items:center}
.detail-visual:before{content:"";position:absolute;inset:6% 0;border-radius:50%;background:radial-gradient(closest-side,rgba(251,146,60,.5),rgba(244,63,94,.18) 55%,transparent 75%);filter:blur(8px)}
.detail-visual .phone{position:absolute;width:250px}
.detail-visual .p1{z-index:2;transform:translateX(34px) rotate(4deg);animation:float1 7s ease-in-out infinite}
.detail-visual .p2{z-index:1;transform:translateX(-96px) rotate(-8deg) scale(.86);opacity:.75;animation:float2 9s ease-in-out infinite}
.detail-visual .chip.c1{left:0;bottom:10%}
.detail-visual .chip.c2{right:0;top:6%}

.features{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feat{padding:24px 22px;border-radius:20px;overflow:hidden}
.feat .ico{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:20px;margin-bottom:16px;background:var(--glass2);border:1px solid var(--line2)}
.feat h3{margin:0 0 8px;font-size:17px;letter-spacing:-.01em}
.feat p{margin:0;color:var(--sub);font-size:14.5px;line-height:1.7}

.gallery{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:10px 24px 26px;margin:0 -24px;-webkit-overflow-scrolling:touch;scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.2) transparent}
.gallery::-webkit-scrollbar{height:6px}
.gallery::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:9px}
.gallery figure{margin:0;flex:0 0 220px;scroll-snap-align:start}
.gallery figcaption{font-size:13.5px;color:var(--sub);text-align:center;margin-top:14px}
.gallery-hint{font-size:13px;color:var(--mute);margin:-16px 0 16px}

.steps{counter-reset:s;padding:0;margin:0;list-style:none;position:relative}
.steps:before{content:"";position:absolute;left:19px;top:20px;bottom:30px;width:2px;background:linear-gradient(var(--orange),var(--violet) 60%,transparent);opacity:.5}
.steps>li{position:relative;padding:0 0 30px 64px}
.steps>li:before{counter-increment:s;content:counter(s,decimal-leading-zero);position:absolute;left:0;top:0;width:40px;height:40px;border-radius:13px;background:var(--grad-warm);color:#fff;font:700 14px/40px var(--mono);text-align:center;box-shadow:0 8px 24px -8px rgba(244,63,94,.8),0 0 0 4px var(--bg)}
.steps h3{margin:6px 0 8px;font-size:19px;letter-spacing:-.01em}
.steps p,.steps ul{margin:0;color:#c3c7d2}
.steps ul{padding-left:20px}
.steps li li{margin:4px 0}
.steps b,.note b{color:#fff}
.note{position:relative;background:rgba(251,146,60,.07);border:1px solid rgba(251,146,60,.25);border-radius:14px;padding:14px 16px 14px 44px;font-size:14px;color:#f6d2b5;margin:14px 0 0}
.note:before{content:"!";position:absolute;left:14px;top:14px;width:20px;height:20px;border-radius:50%;background:rgba(251,146,60,.25);color:var(--orange);font:700 12px/20px var(--font);text-align:center}
.sub-h{margin:16px 0 14px;font-size:21px;letter-spacing:-.01em}
.small-note{font-size:14px;color:var(--sub);margin:16px 0 0}
.tbl{overflow-x:auto;border-radius:18px;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;min-width:680px;font-size:14px}
th,td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
th{white-space:nowrap;font-size:12.5px;letter-spacing:.06em;color:var(--sub);font-weight:600;background:rgba(255,255,255,.03)}
td{color:#c9ccd6}
td b{color:#fff;white-space:nowrap}
tr:last-child td{border-bottom:0}
tbody tr{transition:background .2s}
tbody tr:hover{background:rgba(255,255,255,.025)}

.faq{display:grid;gap:12px;max-width:860px}
details{border-radius:16px;padding:0;overflow:hidden;transition:border-color .2s,background .2s}
details[open]{border-color:var(--line2)}
details summary{cursor:pointer;font-weight:600;font-size:16px;list-style:none;padding:18px 54px 18px 20px;position:relative}
details summary::-webkit-details-marker{display:none}
details summary:after{content:"";position:absolute;right:22px;top:50%;width:9px;height:9px;border-right:2px solid var(--sub);border-bottom:2px solid var(--sub);transform:translateY(-70%) rotate(45deg);transition:transform .25s}
details[open] summary:after{transform:translateY(-30%) rotate(225deg)}
details p{margin:0;padding:0 20px 18px;color:var(--sub)}

/* ---------- 404 ---------- */
.nf{min-height:calc(100vh - 64px);display:grid;place-items:center;text-align:center;padding:40px 0 80px}
.nf .big{font-size:clamp(120px,26vw,240px);line-height:.9;font-weight:900;letter-spacing:-.06em;margin:0}
.nf h1{font-size:clamp(24px,4vw,34px);margin:10px 0 8px;letter-spacing:-.02em}
.nf p{color:var(--sub);margin:0 0 30px}
.nf .btns{justify-content:center}

/* ---------- 滚动渐显 ---------- */
.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .9s cubic-bezier(.2,.7,.2,1),transform .9s cubic-bezier(.2,.7,.2,1)}
.js .reveal.in{opacity:1;transform:none}
.js .reveal.d1{transition-delay:.08s}.js .reveal.d2{transition-delay:.16s}.js .reveal.d3{transition-delay:.24s}.js .reveal.d4{transition-delay:.32s}
.js .work.reveal.in,.js [data-tilt].reveal.in{transform:perspective(1400px) rotateX(var(--rx)) rotateY(var(--ry))}

/* ---------- 响应式 ---------- */
@media (max-width:1000px){
  .hero{grid-template-columns:1fr;min-height:0;padding:48px 0 40px;gap:8px}
  .hero-visual{height:470px;max-width:520px;width:100%;margin:0 auto}
  .hero-visual .phone{width:200px}
  .scroll-hint{display:none}
  .work,.work.rev{grid-template-columns:1fr}
  .work.rev .work-body{order:0}
  .work-body{padding:36px 30px 8px}
  .work-shots{height:440px;padding-top:28px}
  .features{grid-template-columns:repeat(2,1fr)}
  .detail-hero{grid-template-columns:1fr;gap:12px;padding-top:32px}
  .detail-visual{height:500px}
}
@media (max-width:760px){
  section{padding:56px 0}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat{padding:20px 18px}
  .stat:nth-child(3){border-left:0}
  .stat:nth-child(n+3){border-top:1px solid var(--line)}
  .cards3{grid-template-columns:1fr;gap:14px}
  .section-head{margin-bottom:28px}
}
@media (max-width:560px){
  .wrap{padding-left:max(18px,env(safe-area-inset-left));padding-right:max(18px,env(safe-area-inset-right))}
  .nav .wrap{height:58px}
  .nav-links .hide-sm{display:none}
  .hero{padding-top:36px}
  .hero h1{margin:18px 0 16px}
  .hero .lead{margin-bottom:26px}
  .hero .btns .btn{flex:1 1 auto}
  .hero-visual{height:410px;margin-top:22px}
  .hero-visual .phone{width:168px}
  .hero-visual .p1{left:2%}
  .hero-visual .p2{right:2%}
  .chip{padding:8px 11px;gap:8px}
  .chip i{width:28px;height:28px;font-size:14px}
  .chip b{font-size:13px}
  .chip.c1{left:0;bottom:6%}
  .chip.c2{right:0;top:-6px}
  .hero-visual .p1{top:8%}
  .hero-visual .p2{top:13%}
  .work{border-radius:24px}
  .work-body{padding:28px 22px 4px}
  .work .desc{font-size:16px}
  .work .btns .btn{flex:1 1 auto}
  .work-shots{height:340px;gap:10px;padding:26px 0 0}
  .work-shots .phone{width:40%;max-width:none}
  .work-shots .phone{border-radius:24px;padding:5px}
  .work-shots .phone:before{top:10px;height:10px}
  .work-shots .phone:after{inset:5px;border-radius:19px}
  .work-shots .phone img{border-radius:19px}
  .work-shots .phone:nth-child(2){margin-top:30px}
  .pcard{padding:22px 20px;display:grid;grid-template-columns:48px 1fr;column-gap:16px}
  .pcard .ico{margin:0;grid-row:span 2}
  .pcard h3{margin-top:2px}
  .cta{padding:52px 20px}
  .cta .btns .btn{flex:1 1 auto}
  .features{grid-template-columns:1fr;gap:12px}
  .feat{padding:20px 18px;display:grid;grid-template-columns:42px 1fr;column-gap:14px}
  .feat .ico{margin:0;grid-row:span 2}
  .feat h3{margin-top:2px}
  .detail-hero .btns .btn{flex:1 1 auto}
  .detail-visual{height:430px}
  .detail-visual .phone{width:196px}
  .detail-visual .p1{transform:translateX(30px) rotate(4deg)}
  .detail-visual .p2{transform:translateX(-70px) rotate(-8deg) scale(.86)}
  .gallery{gap:14px;padding:10px 18px 22px;margin:0 -18px}
  .gallery figure{flex-basis:168px}
  .steps>li{padding-left:56px}
  .steps:before{left:17px}
  .steps>li:before{width:36px;height:36px;line-height:36px;font-size:13px;border-radius:11px}
  footer .wrap{flex-direction:column;align-items:flex-start}
}
@media (hover:none){
  .work:hover .work-shots .phone{transform:none}
}

/* ---------- 减少动态效果 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*:before,*:after{animation:none!important;transition-duration:.01ms!important;transition-delay:0s!important}
  .js .reveal{opacity:1;transform:none}
  [data-tilt]{transform:none!important}
  .marquee-track{flex-wrap:wrap;width:auto;justify-content:center}
  .marquee-track [aria-hidden="true"]{display:none}
  .marquee{-webkit-mask-image:none;mask-image:none}
}
.cta h2 .grad,.cta h2 .grad-warm{display:inline-block}