/* ============================================================
   阿晔 / QURIOUS — V2 · 暗夜电影感
   设计系统：深黑底 / 琥珀金光 / 衬线大标题 / 胶片颗粒
   ============================================================ */
:root{
  --bg:#0a0907;
  --bg2:#12100c;
  --ink:#ece5d6;
  --mute:#948b7b;
  --gold:#c9a26a;
  --gold-lt:#d8b57e;
  --gold-dim:rgba(201,162,106,.35);
  --line:rgba(236,229,214,.13);
  --ease:cubic-bezier(.16,1,.3,1);
  --sans:"Helvetica Neue",Helvetica,Arial,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  --serif:Georgia,"Times New Roman","Songti SC","STSong",SimSun,serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--ink);font-family:var(--sans);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;min-height:100svh;
}
::selection{background:var(--gold);color:#0a0907}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.serif{font-family:var(--serif)}
.wrap{width:min(1240px,90vw);margin:0 auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- 胶片颗粒 ---------- */
.grain{
  position:fixed;inset:-60%;width:220%;height:220%;pointer-events:none;z-index:80;opacity:.06;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 7s steps(8) infinite;
}
@keyframes grain{
  0%{transform:translate(0,0)}25%{transform:translate(-4%,3%)}
  50%{transform:translate(3%,-4%)}75%{transform:translate(-2%,-2%)}100%{transform:translate(0,0)}
}

/* ---------- 导航 ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:74;
  display:flex;align-items:center;justify-content:space-between;
  padding:22px 5vw;transition:background .5s,backdrop-filter .5s,padding .5s,border-color .5s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{background:rgba(10,9,7,.72);backdrop-filter:blur(14px);padding:14px 5vw;border-bottom-color:var(--line)}
.wordmark{font-size:15px;letter-spacing:.08em;z-index:75}
.wordmark b{font-weight:600}
.wordmark span{color:var(--gold);margin:0 .35em;font-weight:300}
.nav-links{display:flex;gap:34px;font-size:12px;letter-spacing:.22em;color:var(--mute)}
.nav-links a{position:relative;padding:4px 0;transition:color .3s}
.nav-links a:hover,.nav-links a.is-active{color:var(--ink)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold);transition:width .4s var(--ease)}
.nav-links a:hover::after,.nav-links a.is-active::after{width:100%}
.nav-status{display:flex;align-items:center;gap:8px;font-size:10px;letter-spacing:.3em;color:var(--gold);border:1px solid var(--gold-dim);padding:7px 14px;border-radius:99px}
.nav-status i{width:5px;height:5px;border-radius:50%;background:var(--gold);box-shadow:0 0 8px var(--gold);animation:pulse 2.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.menu-btn{
  display:none;z-index:75;background:none;border:1px solid var(--line);color:var(--ink);
  font-size:11px;letter-spacing:.26em;padding:9px 18px;border-radius:99px;cursor:pointer;font-family:var(--sans);
}
/* 移动端全屏菜单 */
.mnav{
  position:fixed;inset:0;z-index:72;background:rgba(10,9,7,.96);backdrop-filter:blur(18px);
  display:flex;flex-direction:column;justify-content:center;padding:0 8vw;gap:6px;
  opacity:0;pointer-events:none;transition:opacity .45s var(--ease);
}
.mnav.open{opacity:1;pointer-events:auto}
.mnav a{
  font-family:var(--serif);font-size:clamp(2rem,9vw,3.2rem);padding:14px 0;
  border-bottom:1px solid var(--line);display:flex;align-items:baseline;gap:16px;
  opacity:0;transform:translateY(18px);transition:opacity .5s var(--ease),transform .5s var(--ease);
}
.mnav.open a{opacity:1;transform:none}
.mnav a i{font-style:normal;font-family:var(--sans);font-size:10px;letter-spacing:.3em;color:var(--gold)}
.mnav a:hover{color:var(--gold-lt)}
.mnav-foot{margin-top:5vh;font-size:10px;letter-spacing:.3em;color:var(--mute);opacity:0;transition:opacity .5s .2s}
.mnav.open .mnav-foot{opacity:1}

/* ---------- HERO ---------- */
.hero{min-height:100svh;display:flex;flex-direction:column;position:relative;overflow:hidden;background:radial-gradient(120% 90% at 78% 20%,#171310 0%,var(--bg) 55%)}
.hero-grid{flex:1;display:grid;grid-template-columns:1.12fr .88fr;align-items:end;gap:4vw}
.hero-copy{padding:16vh 0 9vh}
.eyebrow{display:flex;align-items:center;gap:14px;font-size:11px;letter-spacing:.34em;color:var(--mute);text-transform:uppercase}
.eyebrow i{width:44px;height:1px;background:var(--gold)}
.hero h1{font-weight:400;font-size:clamp(4.2rem,8.6vw,8.2rem);line-height:1.02;margin:3.2vh 0 2.4vh}
.hero h1 .en{
  display:block;font-size:.52em;letter-spacing:.14em;font-weight:400;
  color:transparent;-webkit-text-stroke:1px rgba(236,229,216,.75);margin-top:.35em;
}
.role{font-size:13px;letter-spacing:.3em;color:var(--gold)}
.value{font-style:italic;font-family:var(--serif);font-size:clamp(15px,1.25vw,18px);line-height:1.9;color:rgba(236,229,216,.72);max-width:36ch;margin-top:3vh}
.hero-cta{display:flex;align-items:center;gap:16px;margin-top:5vh;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:.24em;
  padding:15px 30px;border:1px solid var(--line);border-radius:99px;color:var(--ink);
  transition:border-color .4s,background .4s,color .4s;background:transparent;cursor:pointer;font-family:var(--sans);
}
.btn:hover{border-color:var(--gold);color:var(--gold)}
.btn.solid{background:var(--gold);border-color:var(--gold);color:#14100a}
.btn.solid:hover{background:var(--gold-lt);color:#14100a}
.scroll-hint{display:flex;align-items:center;gap:10px;font-size:10px;letter-spacing:.32em;color:var(--mute);margin-left:auto}
.scroll-hint i{display:block;width:1px;height:34px;background:linear-gradient(var(--gold),transparent);animation:drop 2.2s var(--ease) infinite}
@keyframes drop{0%{transform:scaleY(0);transform-origin:top}45%{transform:scaleY(1);transform-origin:top}55%{transform:scaleY(1);transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

/* 人物舞台 */
.hero-fig{position:relative;align-self:end;justify-self:end;height:88svh;min-height:520px;width:100%;display:flex;align-items:flex-end;justify-content:center}
.halo{
  position:absolute;inset:0;margin:auto;width:120%;height:78%;top:6%;
  background:radial-gradient(closest-side,rgba(201,162,106,.30),rgba(201,162,106,.07) 55%,transparent 72%);
  filter:blur(6px);transform:translate(var(--hx,0),var(--hy,0));transition:transform .8s ease-out;
}
.hero-fig img{
  position:relative;z-index:2;height:96%;width:auto;object-fit:contain;
  filter:drop-shadow(0 30px 60px rgba(0,0,0,.65)) saturate(.92);
  will-change:transform;
}
.floor{position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);width:130%;height:1px;background:linear-gradient(90deg,transparent,var(--gold-dim),transparent)}
.floor::after{content:"";position:absolute;top:1px;left:0;right:0;height:70px;background:linear-gradient(rgba(201,162,106,.10),transparent)}
.fig-caption{
  position:absolute;right:1.5%;top:50%;transform:translateY(-50%);
  writing-mode:vertical-rl;
  font-size:10px;letter-spacing:.5em;color:var(--mute);white-space:nowrap;
}

/* 座右铭跑马灯 */
.marquee{border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;padding:18px 0;background:rgba(18,16,12,.5)}
.marquee-track{display:flex;gap:0;width:max-content;animation:mar 26s linear infinite}
.marquee-track span{
  font-family:var(--serif);font-style:italic;font-size:13px;letter-spacing:.3em;
  color:var(--mute);padding:0 34px;white-space:nowrap;
}
.marquee-track b{color:var(--gold);font-weight:400;padding:0 4px}
@keyframes mar{to{transform:translateX(-50%)}}

/* ---------- 通用区块 ---------- */
section.block{padding:14vh 0}
.sec-head{display:flex;align-items:baseline;gap:26px;margin-bottom:7vh}
.sec-num{font-size:12px;letter-spacing:.3em;color:var(--gold)}
.sec-title{font-size:clamp(2.4rem,4.6vw,4rem);font-weight:400}
.sec-en{margin-left:auto;font-size:10px;letter-spacing:.4em;color:var(--mute)}

/* ---------- 认识我 ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:6vw;align-items:start}
.about-copy p{font-size:15px;line-height:2.15;color:rgba(236,229,216,.78);max-width:44ch}
.about-copy .lead{font-family:var(--serif);font-size:clamp(19px,1.6vw,23px);line-height:1.95;color:var(--ink);margin-bottom:3.4vh}
.about-copy .total-num{font-family:var(--serif);color:var(--gold);font-size:1.3em}
.stats-note{margin-top:2vh;font-size:11px;letter-spacing:.14em;color:#5f584c}
.sig{margin-top:4vh;display:flex;align-items:center;gap:16px;font-size:11px;letter-spacing:.24em;color:var(--mute)}
.sig i{width:60px;height:1px;background:var(--line)}
.srow{
  display:grid;grid-template-columns:44px 1.3fr .8fr .6fr 30px;align-items:center;gap:18px;
  padding:22px 6px;border-top:1px solid var(--line);transition:background .4s,padding-left .4s;
}
.srow:last-child{border-bottom:1px solid var(--line)}
a.srow:hover{background:rgba(201,162,106,.06);padding-left:14px}
.s-idx{font-size:11px;letter-spacing:.2em;color:var(--mute)}
.s-name{font-size:16px;font-weight:500}
.s-name i{font-style:normal;font-size:12px;color:var(--mute);margin-left:10px;font-weight:400}
.s-metric{font-family:var(--serif);font-size:17px}
.s-metric em{font-style:normal;font-size:10px;letter-spacing:.2em;color:var(--mute);margin-left:6px}
.s-status{font-size:10px;letter-spacing:.24em;color:var(--mute);display:flex;align-items:center;gap:7px}
.s-status b{width:6px;height:6px;border-radius:50%;background:#5a544a}
.s-status.on{color:var(--gold)}
.s-status.on b{background:var(--gold);box-shadow:0 0 8px var(--gold)}
.s-arrow{color:var(--mute);transition:transform .35s var(--ease),color .35s;text-align:right}
a.srow:hover .s-arrow{transform:translate(3px,-3px);color:var(--gold)}
.srow.soon{opacity:.45}
button.srow{font:inherit;color:inherit;background:none;border:0;border-top:1px solid var(--line);text-align:left;width:100%;cursor:pointer;font-family:var(--sans)}
button.srow:hover{background:rgba(201,162,106,.06);padding-left:14px}
button.srow:hover .s-arrow{transform:translate(3px,-3px);color:var(--gold)}

/* ---------- 代表作 ---------- */
.work-feature{display:grid;grid-template-columns:1.55fr .95fr;gap:3.4vw;align-items:stretch}
.work-still{
  position:relative;display:block;border:1px solid var(--line);border-radius:6px;overflow:hidden;
  aspect-ratio:16/9;align-self:center;background:#000;
}
.work-still img.cover{width:100%;height:100%;object-fit:cover;transform:scale(1.01);transition:transform 1.4s var(--ease),filter 1.4s var(--ease);filter:saturate(.9) brightness(.9)}
.work-still:hover img.cover{transform:scale(1.06);filter:saturate(1.05) brightness(1)}
.work-still::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 120px rgba(0,0,0,.55);pointer-events:none}
.still-cap{position:absolute;left:18px;bottom:14px;font-size:10px;letter-spacing:.32em;color:rgba(236,229,216,.85);text-shadow:0 1px 8px rgba(0,0,0,.8)}
.still-cap i{font-style:normal;color:var(--gold);margin-right:10px}
.work-info{display:flex;flex-direction:column;justify-content:center;padding:2vh 0}
.work-info .tagline{font-size:10px;letter-spacing:.34em;color:var(--gold);margin-bottom:2.2vh}
.work-info h3{font-size:clamp(1.5rem,2.2vw,2.1rem);font-weight:400;line-height:1.5}
.work-info>p{font-size:13px;color:var(--mute);line-height:2.05;margin-top:2.4vh;max-width:40ch}
.chips{display:flex;gap:10px;margin-top:3.4vh;flex-wrap:wrap}
.chip{font-size:11px;letter-spacing:.14em;color:var(--gold);border:1px solid var(--gold-dim);padding:7px 14px;border-radius:99px}
.work-open{display:inline-block;margin-top:3.6vh;font-size:11px;letter-spacing:.28em;color:var(--ink);border-bottom:1px solid var(--gold);padding-bottom:5px;width:max-content;transition:color .3s}
.work-open:hover{color:var(--gold)}

/* 次级代表作行 */
.work-sub{margin-top:3.6vh;border-top:1px solid var(--line)}
.wrow{display:grid;grid-template-columns:52px 96px 1fr 30px;gap:18px;align-items:center;padding:20px 6px;border-bottom:1px solid var(--line);transition:background .4s,padding-left .4s}
a.wrow:hover{background:rgba(201,162,106,.06);padding-left:14px}
.w-idx{font-size:11px;letter-spacing:.2em;color:var(--mute)}
.w-tag{font-size:10px;letter-spacing:.18em;color:var(--gold);border:1px solid var(--gold-dim);padding:5px 0;border-radius:99px;text-align:center;white-space:nowrap}
.w-title{font-family:var(--serif);font-size:16.5px;line-height:1.55}
.w-title em{display:block;font-style:normal;font-family:var(--sans);font-size:11px;color:var(--mute);margin-top:5px;letter-spacing:.04em}
.w-arrow{color:var(--mute);text-align:right;transition:transform .35s var(--ease),color .35s}
a.wrow:hover .w-arrow{color:var(--gold);transform:translate(3px,-3px)}

/* ---------- 首页 AI 小站预览 ---------- */
.hub-preview{display:grid;grid-template-columns:.85fr 1.15fr;gap:6vw;align-items:start}
.hub-intro .lead{font-family:var(--serif);font-size:clamp(19px,1.7vw,24px);line-height:1.9;color:var(--ink)}
.hub-intro>p{font-size:14px;line-height:2.1;color:var(--mute);margin-top:2.4vh;max-width:40ch}
.hub-counts{display:flex;align-items:center;gap:16px;margin-top:3.4vh;font-size:11px;letter-spacing:.24em;color:var(--mute)}
.hub-counts b{font-family:var(--serif);font-weight:400;font-size:1.6rem;color:var(--gold)}
.hub-counts i{width:1px;height:16px;background:var(--line)}
.hub-intro .btn{margin-top:4.4vh}
.mrow{display:grid;grid-template-columns:44px 74px 1fr 28px;gap:16px;align-items:center;padding:19px 6px;border-top:1px solid var(--line);transition:background .4s,padding-left .4s}
.mrow:last-child{border-bottom:1px solid var(--line)}
a.mrow:hover{background:rgba(201,162,106,.06);padding-left:14px}
.m-idx{font-size:11px;letter-spacing:.2em;color:var(--mute)}
.m-tag{font-size:10px;letter-spacing:.2em;padding:5px 0;border-radius:99px;text-align:center;border:1px solid var(--gold-dim);color:var(--gold);white-space:nowrap}
.m-tag.res{border-color:var(--line);color:var(--mute)}
.m-title{font-family:var(--serif);font-size:15.5px;line-height:1.55}
.m-arrow{color:var(--mute);text-align:right;font-size:13px;transition:color .35s}
a.mrow:hover .m-arrow{color:var(--gold)}
.mrow.off .m-idx,.mrow.off .m-title{opacity:.5}
.m-pending{font-size:10px;letter-spacing:.18em;color:var(--mute);border:1px dashed var(--line);padding:4px 10px;border-radius:99px;white-space:nowrap}

/* ---------- AI 小站 ---------- */
.hub-hero{min-height:62svh;display:flex;align-items:flex-end;padding:18vh 0 8vh;position:relative;overflow:hidden;background:radial-gradient(110% 100% at 82% 10%,#16130f 0%,var(--bg) 58%)}
.hub-hero .ghost{
  position:absolute;right:-1vw;top:8vh;font-family:var(--serif);font-size:clamp(14rem,30vw,26rem);line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(236,229,214,.07);pointer-events:none;user-select:none;
}
.hub-hero-copy{position:relative;z-index:2}
.hub-hero h1{font-weight:400;font-size:clamp(3.6rem,8vw,7.4rem);line-height:1.05;margin:3vh 0 2.4vh}
.hub-hero h1 .en{display:block;font-size:.4em;letter-spacing:.2em;color:transparent;-webkit-text-stroke:1px rgba(236,229,216,.6);margin-top:.5em}
.hub-intro{font-family:var(--serif);font-style:italic;font-size:clamp(15px,1.25vw,18px);line-height:1.9;color:rgba(236,229,216,.72);max-width:44ch}
.hub-sec{padding:10vh 0 4vh}
.hub-sec-head{display:flex;align-items:baseline;gap:22px;margin-bottom:4.6vh;padding-bottom:20px;border-bottom:1px solid var(--line)}
.hub-sec-head .n{font-family:var(--serif);font-size:13px;letter-spacing:.3em;color:var(--gold)}
.hub-sec-head h2{font-family:var(--serif);font-weight:400;font-size:clamp(1.8rem,3.4vw,2.8rem)}
.hub-sec-head .en{margin-left:auto;font-size:10px;letter-spacing:.4em;color:var(--mute)}
.hub-row{
  display:grid;grid-template-columns:60px 1fr auto;gap:26px;align-items:center;
  padding:30px 8px;border-top:1px solid var(--line);transition:background .4s,padding-left .4s;
}
.hub-row:last-child{border-bottom:1px solid var(--line)}
a.hub-row:hover{background:rgba(201,162,106,.06);padding-left:18px}
.hub-idx{font-family:var(--serif);font-size:1.1rem;color:var(--mute)}
.hub-meta{display:block;font-size:10px;letter-spacing:.28em;color:var(--gold);margin-bottom:8px}
.hub-row h3{font-family:var(--serif);font-weight:400;font-size:clamp(1.15rem,1.9vw,1.6rem);line-height:1.4}
.hub-row .note{font-size:12.5px;color:var(--mute);margin-top:8px;line-height:1.8;max-width:60ch}
.hub-go{
  font-size:11px;letter-spacing:.26em;color:var(--ink);border:1px solid var(--line);
  padding:12px 22px;border-radius:99px;white-space:nowrap;transition:border-color .35s,color .35s,background .35s;
}
a.hub-row:hover .hub-go{border-color:var(--gold);color:var(--gold)}
.hub-go.pending{border-style:dashed;color:var(--mute);cursor:default}
.hub-foot-note{padding:6vh 0 14vh;font-size:11px;letter-spacing:.2em;color:#5f584c;text-align:center}
.hub-foot-note a{color:var(--mute);border-bottom:1px solid var(--line);padding-bottom:3px}
.hub-foot-note a:hover{color:var(--gold);border-color:var(--gold-dim)}

/* ---------- 页脚 ---------- */
footer{border-top:1px solid var(--line);padding:10vh 0 5vh;background:linear-gradient(180deg,var(--bg),#0d0b08)}
.foot-title{font-size:clamp(3.4rem,10vw,9rem);font-weight:400;letter-spacing:.1em;line-height:1;
  color:transparent;-webkit-text-stroke:1px rgba(236,229,216,.3);text-align:center;transition:color 1s var(--ease);display:block}
.foot-title:hover{color:rgba(201,162,106,.9);-webkit-text-stroke:1px transparent}
.foot-links{display:flex;justify-content:center;gap:4vw;margin-top:6vh;font-size:12px;letter-spacing:.22em;color:var(--mute);flex-wrap:wrap}
.foot-links a,.foot-links button{
  border:0;border-bottom:1px solid transparent;padding-bottom:4px;transition:color .3s,border-color .3s;
  background:none;color:inherit;font:inherit;letter-spacing:inherit;cursor:pointer;font-family:var(--sans);
}
.foot-links a:hover,.foot-links button:hover{color:var(--gold);border-color:var(--gold-dim)}
.colophon{text-align:center;margin-top:7vh;font-size:10px;letter-spacing:.3em;color:#565049}

/* ---------- 复制提示 ---------- */
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);z-index:95;
  background:#1c1913;border:1px solid var(--gold-dim);color:var(--ink);
  font-size:12px;letter-spacing:.18em;padding:13px 26px;border-radius:99px;
  opacity:0;pointer-events:none;transition:opacity .35s,transform .35s var(--ease);
  box-shadow:0 16px 50px rgba(0,0,0,.55);
}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(30px);transition:opacity 1.1s var(--ease),transform 1.1s var(--ease)}
.reveal.on{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .nav-links,.nav-status{display:none}
  .menu-btn{display:block}
  .hero-grid{grid-template-columns:1fr;gap:0}
  .hero-copy{padding-top:13vh;padding-bottom:0}
  .hero-fig{height:56svh;min-height:380px}
  .fig-caption{display:none}
  .about-grid{grid-template-columns:1fr;gap:7vh}
  .sec-head{flex-wrap:wrap;gap:14px}
  .sec-title{font-size:clamp(1.9rem,8vw,2.6rem);word-break:keep-all}
  .sec-en{width:100%;margin-left:0;order:3}
  .srow{grid-template-columns:34px 1.4fr .8fr 26px;gap:10px;padding:18px 2px}
  .s-status{display:none}
  .work-feature{grid-template-columns:1fr;gap:3vh}
  .wrow{grid-template-columns:40px 1fr 24px;gap:12px}
  .w-tag{display:none}
  .hub-preview{grid-template-columns:1fr;gap:6vh}
  .mrow{grid-template-columns:34px 62px 1fr 24px;gap:10px;padding:16px 2px}
  .scroll-hint{display:none}
  .hub-row{grid-template-columns:1fr;gap:14px;padding:26px 4px}
  .hub-idx{display:none}
  .hub-go{width:max-content}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}