/* ==========================================================
   Log+ — GAMES IN MOTION · 作品集
   暗色电影感 / 编辑排版 / HUD 细节
   ========================================================== */

:root{
  --bg:#0a0a0b;
  --bg-2:#101012;
  --ink:#ede9e0;
  --ink-2:#b3aea4;
  --ink-3:#6e6a62;
  --line:rgba(237,233,224,.13);
  --line-2:rgba(237,233,224,.3);
  --red:#ff3b2f;
  --red-soft:rgba(255,59,47,.14);
  --serif:"Playfair Display",Georgia,"Times New Roman",serif;
  --mono:"JetBrains Mono","SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  --sans:"Inter","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --ease:cubic-bezier(.19,.65,.22,1);
  --wrap:min(1440px,100%);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{
  background:var(--bg);color:var(--ink);
  font:300 16px/1.75 var(--sans);
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
::selection{background:var(--red);color:#fff}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#2a2a2e;border-radius:9px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:var(--red)}

/* ---------- 全局肌理 ---------- */
.fx-noise{
  position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;
  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'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
.fx-line{position:fixed;inset:0;z-index:0;pointer-events:none;display:flex;justify-content:space-evenly}
.fx-line i{width:1px;height:100%;background:rgba(237,233,224,.035)}
.fx-grid{position:fixed;inset:0;z-index:1;width:100%;height:100%;pointer-events:none}

/* ---------- 通用 ---------- */
.wrap{width:calc(var(--wrap) - 2*clamp(20px,4.5vw,64px));margin-inline:auto;position:relative;z-index:2}
.section{padding:clamp(90px,11vw,170px) 0;position:relative;z-index:2}

.lbl{
  font:400 10.5px/1.5 var(--mono);letter-spacing:2.6px;text-transform:uppercase;
  color:var(--ink);display:inline-block;
}
.lbl--dim{color:var(--ink-3)}

.secHead{margin-bottom:clamp(44px,5.5vw,72px)}
.secHead__title{
  margin-top:22px;
  font:700 clamp(42px,6.4vw,88px)/1.02 var(--serif);
  letter-spacing:-.01em;color:var(--ink);
}
.secHead__title i{font-style:italic;font-weight:500;color:var(--ink-2)}
.secHead__note{margin-top:16px;font:400 12px/1.6 var(--mono);letter-spacing:1.4px;color:var(--ink-3)}

.dot{width:7px;height:7px;border-radius:50%;background:var(--red);display:inline-block;
  box-shadow:0 0 12px var(--red);animation:blink 2s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}

/* 十字标记 */
.cross{width:15px;height:15px;position:absolute;pointer-events:none}
.cross::before,.cross::after{content:"";position:absolute;background:rgba(237,233,224,.4)}
.cross::before{left:50%;top:0;width:1px;height:100%;transform:translateX(-50%)}
.cross::after{top:50%;left:0;height:1px;width:100%;transform:translateY(-50%)}
.cross--tl{top:18px;left:18px}
.cross--tr{top:18px;right:18px}
.cross--bl{bottom:18px;left:18px}
.cross--br{bottom:18px;right:18px}

/* 入场 */
[data-reveal]{opacity:0;transform:translateY(34px);transition:opacity 1s var(--ease),transform 1s var(--ease)}
[data-reveal].is-in{opacity:1;transform:none}

/* ============ NAV ============ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;
  display:flex;align-items:center;justify-content:space-between;
  padding:20px clamp(20px,4.5vw,64px);
  transition:background .5s var(--ease),border-color .5s,backdrop-filter .5s;
  border-bottom:1px solid transparent;
}
.nav.is-stuck{
  background:rgba(10,10,11,.78);
  backdrop-filter:blur(16px) saturate(1.1);
  -webkit-backdrop-filter:blur(16px) saturate(1.1);
  border-bottom-color:var(--line);
}
.nav__brand{display:flex;align-items:center;gap:10px}
.nav__mark{font-size:15px;color:var(--red);transform:translateY(-1px)}
.nav__name{font:600 15px/1.1 var(--sans);letter-spacing:1px;display:flex;flex-direction:column}
.nav__name em{font:400 9px/1.2 var(--mono);letter-spacing:3.4px;color:var(--ink-3);font-style:normal;margin-top:2px}

.nav__links{display:flex;gap:clamp(14px,2.4vw,34px)}
.nav__link{
  font:400 11px/1 var(--mono);letter-spacing:2px;color:var(--ink-2);
  display:flex;flex-direction:column;gap:5px;padding:6px 0;position:relative;transition:color .35s;
}
.nav__link i{font-style:normal;font-size:9px;color:var(--ink-3);letter-spacing:1px}
.nav__link em{font-style:normal}
.nav__link::after{
  content:"";position:absolute;left:0;bottom:-4px;height:1px;width:0;background:var(--red);transition:width .4s var(--ease);
}
.nav__link:hover,.nav__link.is-active{color:#fff}
.nav__link:hover::after,.nav__link.is-active::after{width:100%}

.nav__burger{display:none;flex-direction:column;gap:5px;padding:10px}
.nav__burger i{display:block;width:22px;height:1.5px;background:var(--ink);transition:.35s}
.nav__burger.is-open i:nth-child(1){transform:translateY(3.4px) rotate(45deg)}
.nav__burger.is-open i:nth-child(2){transform:translateY(-3.4px) rotate(-45deg)}

/* ============ HERO ============ */
.hero{
  position:relative;min-height:100svh;overflow:hidden;z-index:2;
  display:flex;flex-direction:column;justify-content:flex-end;
}
.hero__bg{position:absolute;inset:0;z-index:-1}
.hero__bg img,.hero__bg video{
  width:100%;height:100%;object-fit:cover;
  filter:grayscale(.35) contrast(1.05) brightness(.62);
  animation:heroDrift 34s ease-in-out infinite alternate;
}
.hero__bg video{display:block;object-position:center}
/* 静态兜底图：视频未加载/被拦截时可见 */
.hero__bg img{position:absolute;inset:0;z-index:-1}
@keyframes heroDrift{
  from{transform:scale(1.02) translate3d(0,0,0)}
  to{transform:scale(1.11) translate3d(-1.6%,-1.4%,0)}
}
.hero__mask{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(10,10,11,.72) 0%,rgba(10,10,11,.18) 38%,rgba(10,10,11,.42) 66%,rgba(10,10,11,.94) 100%),
    radial-gradient(ellipse 75% 60% at 42% 45%,transparent 40%,rgba(10,10,11,.5) 100%);
}

.hero__grid{position:absolute;inset:0;z-index:0;width:100%;height:100%;pointer-events:none}
.hero__deco{position:absolute;inset:0;pointer-events:none;z-index:1}
.hero__coord{
  position:absolute;left:clamp(20px,4.5vw,64px);top:96px;
  font:400 9.5px/1 var(--mono);letter-spacing:2.4px;color:rgba(237,233,224,.5);
}
.hero__ticker{
  position:absolute;right:clamp(20px,4.5vw,64px);top:96px;
  font:400 9.5px/1 var(--mono);letter-spacing:2.4px;color:rgba(237,233,224,.5);
}

.hero__inner{
  position:relative;z-index:2;
  width:calc(var(--wrap) - 2*clamp(20px,4.5vw,64px));margin-inline:auto;
  padding-bottom:clamp(360px,42vh,470px);
}
/* 首屏刊头信息栏 */
.hero__meta{
  display:flex;justify-content:space-between;align-items:center;
  gap:clamp(14px,3vw,40px);flex-wrap:wrap;
  margin-bottom:clamp(26px,3.4vw,44px);
  padding-bottom:clamp(13px,1.5vw,19px);
  border-bottom:1px solid rgba(237,233,224,.2);
}
.hero__metaNum{
  font:400 13px/1.5 var(--mono);letter-spacing:3.2px;
  color:rgba(237,233,224,.92);
}
.hero__metaEdu{
  display:inline-flex;align-items:center;gap:11px;
  font:500 15.5px/1.5 var(--sans);letter-spacing:.15em;
  color:rgba(237,233,224,.94);
  text-shadow:0 2px 20px rgba(0,0,0,.7);
}
.hero__metaEdu i{
  width:5px;height:5px;flex:none;background:var(--red);display:block;
  box-shadow:0 0 12px rgba(255,59,47,.85);
  animation:metaDot 2.6s ease-in-out infinite;
}
@keyframes metaDot{0%,100%{opacity:1}50%{opacity:.35}}
.hero__title{
  font:700 clamp(56px,11.5vw,168px)/0.94 var(--serif);letter-spacing:-.015em;color:#fff;
  text-shadow:0 8px 60px rgba(0,0,0,.55);
}
.hero__line{display:block}
.hero__line--it{font-style:italic;font-weight:500}
.hero__line--it em{color:var(--red);font-style:italic;text-decoration:none}
.hero__sub{
  margin-top:clamp(16px,2.2vw,26px);max-width:560px;
  font-size:clamp(14px,1.4vw,17px);color:rgba(237,233,224,.82);
}

.hero__info{
  position:absolute;right:clamp(20px,4.5vw,64px);top:50%;transform:translateY(-58%);
  display:flex;flex-direction:column;gap:18px;text-align:left;min-width:180px;
}
.hero__infoItem span{display:block;font:400 9px/1 var(--mono);letter-spacing:2.6px;color:rgba(237,233,224,.45);margin-bottom:6px}
.hero__infoItem b{font:500 13px/1.3 var(--sans);color:var(--ink);display:flex;align-items:center;gap:8px}
.hero__reel{
  margin-top:6px;font:400 11px/1 var(--mono);letter-spacing:2.4px;color:var(--ink);
  border:1px solid var(--line-2);padding:11px 18px;display:inline-block;transition:.35s var(--ease);text-align:center;
}
.hero__reel:hover{background:var(--red);border-color:var(--red);color:#fff}

/* ---- 展示带（环形 coverflow 轮播） ---- */
.reel{
  position:absolute;left:0;right:0;bottom:0;height:clamp(250px,35vh,340px);
  z-index:5;                       /* 高于 .hero__inner，否则文字区的大内边距会挡住点击 */
  border-top:1px solid var(--line);overflow:hidden;
  background:linear-gradient(180deg,rgba(8,8,9,.82),rgba(8,8,9,.95));
  backdrop-filter:blur(6px);
  cursor:grab;user-select:none;-webkit-user-select:none;
}
.reel.is-drag{cursor:grabbing}
.reel::before{
  content:"SHOWREEL · 2024 — 2026 · DRAG TO EXPLORE · CLICK TO PLAY";
  position:absolute;top:12px;left:clamp(20px,4.5vw,64px);z-index:60;pointer-events:none;
  font:400 9px/1 var(--mono);letter-spacing:2.4px;color:rgba(237,233,224,.4);
}
.reel__track{position:absolute;inset:0;touch-action:pan-y}

.reelItem{
  position:absolute;left:50%;top:55%;
  width:clamp(230px,25vw,370px);aspect-ratio:16/10;
  transform:translate(-50%,-50%);
  /* 带回弹的缓动：轮转到中间时像被“吸”过去 */
  transition:transform .8s cubic-bezier(.22,1.28,.36,1),opacity .8s var(--ease),filter .8s var(--ease);
  will-change:transform;cursor:pointer;
}
.reel.is-drag .reelItem{transition:none}
.reelItem img{
  width:100%;height:100%;object-fit:cover;pointer-events:none;
  border:1px solid rgba(237,233,224,.2);
}
.reelItem__cap{
  position:absolute;left:0;right:0;bottom:0;padding:26px 10px 9px;
  font:400 9px/1.4 var(--mono);letter-spacing:1.6px;color:rgba(237,233,224,.68);
  text-transform:uppercase;pointer-events:none;
  background:linear-gradient(180deg,transparent,rgba(5,5,6,.85));
}
.reelItem__cap b{display:block;color:var(--ink);font-weight:400}

/* ============ 关于 ============ */
.section--about{background:transparent}
.about{display:grid;grid-template-columns:1.5fr .8fr;gap:clamp(36px,5vw,80px);align-items:start}
.about__lead{
  font:500 clamp(24px,3.1vw,42px)/1.28 var(--serif);letter-spacing:-.005em;color:var(--ink);
}
.about__lead em{font-style:italic;color:var(--red)}
.about__cn{margin-top:clamp(22px,2.6vw,32px);font-size:15px;color:var(--ink-2);max-width:640px}
.about__cn b{color:var(--ink);font-weight:500}

.about__grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.4vw,34px);
  margin-top:clamp(34px,4vw,52px);padding-top:clamp(24px,3vw,36px);border-top:1px solid var(--line);
}
.about__cell b{display:block;font-weight:500;font-size:15px;margin:9px 0 5px}
.about__cell span{font-size:13px;color:var(--ink-3);line-height:1.8}
.chipset{display:flex;flex-wrap:wrap;gap:7px;margin-top:9px}
.chipset i{
  font:400 10.5px/1 var(--mono);letter-spacing:1px;font-style:normal;
  padding:7px 11px;border:1px solid var(--line);color:var(--ink-2);transition:.3s;
}
.chipset i:hover{border-color:var(--red);color:#fff;background:var(--red-soft)}

.about__fig{position:relative}
.about__fig img{
  width:100%;aspect-ratio:4/4.6;object-fit:cover;filter:grayscale(1) contrast(1.05);
  border:1px solid var(--line);transition:filter .7s var(--ease);
}
.about__fig:hover img{filter:grayscale(0)}
.about__fig figcaption{margin-top:10px}
.about__nums{display:flex;gap:clamp(18px,2.6vw,36px);margin-top:clamp(24px,3vw,36px);border-top:1px solid var(--line);padding-top:22px}
.num b{
  display:block;font:700 clamp(26px,2.6vw,36px)/1 var(--serif);font-style:italic;color:var(--ink);
}
.num span{display:block;margin-top:7px;font:400 10px/1 var(--mono);letter-spacing:2px;color:var(--ink-3)}

/* ============ 方向 ============ */
.section--studio{background:transparent;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.studio{display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(30px,5vw,90px);align-items:center}

.studio__list{list-style:none;counter-reset:item}
.studio__item{
  counter-increment:item;
  display:flex;align-items:baseline;gap:clamp(18px,2.6vw,40px);
  padding:clamp(20px,2.6vw,34px) clamp(4px,1vw,12px);
  border-bottom:1px solid var(--line);cursor:default;
  transition:background .4s,padding-left .4s var(--ease);position:relative;
}
.studio__item:first-child{border-top:1px solid var(--line)}
.studio__item::before{
  content:"0" counter(item);
  font:500 italic clamp(22px,2.4vw,34px)/1 var(--serif);color:var(--ink-3);
  transition:color .4s;flex:none;
}
.studio__item:hover{background:rgba(237,233,224,.025);padding-left:clamp(10px,1.6vw,22px)}
.studio__item:hover::before{color:var(--red)}
.studio__body{flex:1}
.studio__name{font:600 clamp(17px,1.8vw,24px)/1.25 var(--sans);letter-spacing:.2px;transition:color .4s}
.studio__item:hover .studio__name{color:#fff}
.studio__en{font:400 9.5px/1 var(--mono);letter-spacing:2.2px;color:var(--ink-3);text-transform:uppercase;display:block;margin-bottom:7px}
.studio__desc{font-size:13px;color:var(--ink-3);margin-top:7px;max-width:480px}

.studio__preview{position:relative;display:grid;place-items:center}
.studio__frame{
  width:100%;aspect-ratio:3/3.8;overflow:hidden;border:1px solid var(--line);position:relative;
}
.studio__frame img{
  width:100%;height:100%;object-fit:cover;filter:grayscale(.9) contrast(1.05);
  transition:filter .7s var(--ease),transform 1.2s var(--ease),opacity .35s;
}
.studio__preview:hover .studio__frame img{filter:grayscale(.1)}
.studio__frame img.is-fade{opacity:0;transform:scale(1.04)}
.studio__frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(45deg,transparent 49.6%,rgba(237,233,224,.09) 49.6%,rgba(237,233,224,.09) 50.4%,transparent 50.4%);
}

/* ============ 作品 ============ */
.filters{display:flex;flex-wrap:wrap;gap:0;border:1px solid var(--line);width:max-content;max-width:100%;margin-bottom:clamp(34px,4vw,52px)}
.filter{
  font:400 11px/1 var(--mono);letter-spacing:2px;color:var(--ink-3);
  padding:13px clamp(14px,2vw,26px);border-right:1px solid var(--line);
  display:flex;align-items:center;gap:10px;transition:.35s var(--ease);position:relative;
}
.filter:last-child{border-right:none}
.filter em{font-style:normal;font-size:9px;color:var(--ink-3);opacity:.7}
.filter:hover{color:var(--ink);background:rgba(237,233,224,.04)}
.filter.is-on{color:#fff;background:var(--ink);color:var(--bg)}
.filter.is-on em{color:rgba(10,10,11,.55)}

.works{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.worksEmpty{display:none;padding:70px 0;text-align:center;font:400 12px/1 var(--mono);letter-spacing:2px;color:var(--ink-3)}
.worksEmpty.is-on{display:block}

.work{
  background:var(--bg);padding:clamp(18px,1.8vw,26px);
  display:flex;flex-direction:column;position:relative;
  opacity:0;transform:translateY(26px);
}
.work.is-in{opacity:1;transform:none;transition:opacity .8s var(--ease),transform .8s var(--ease)}
.work.is-hidden{display:none}
.work__media{
  position:relative;aspect-ratio:16/10;overflow:hidden;background:#0d0d0f;cursor:pointer;
  border:1px solid var(--line);
}
.work__cover{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:grayscale(1) contrast(1.06) brightness(.92);
  transition:filter .7s var(--ease),transform 1s var(--ease),opacity .5s;
}
.work:hover .work__cover{filter:grayscale(0) brightness(1);transform:scale(1.045)}
.work__bili{
  position:absolute;left:12px;top:10px;z-index:2;pointer-events:none;
  display:inline-flex;align-items:center;gap:5px;
  padding:3px 6px;background:rgba(8,8,9,.34);border:1px solid rgba(237,233,224,.16);
  font:400 8px/1 var(--mono);letter-spacing:1.5px;color:rgba(237,233,224,.6);
  backdrop-filter:blur(4px);text-transform:uppercase;
}
.work:hover .work__bili{border-color:rgba(255,59,47,.6);color:#fff}
.work__ph{
  position:absolute;inset:0;display:grid;place-items:center;align-content:center;gap:10px;
  background:repeating-linear-gradient(45deg,rgba(237,233,224,.025) 0 1px,transparent 1px 12px),#0d0d10;
}
.work__ph span{font:400 9.5px/1 var(--mono);letter-spacing:2.6px;color:var(--ink-3)}
.work__ph svg{color:var(--ink-3)}
.work__play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:54px;height:54px;border-radius:50%;display:grid;place-items:center;
  border:1px solid rgba(237,233,224,.5);color:#fff;background:rgba(10,10,11,.45);
  backdrop-filter:blur(6px);opacity:0;transition:.45s var(--ease);
}
.work:hover .work__play{opacity:1}
.work:hover .work__play:hover{background:var(--red);border-color:var(--red)}
.work.is-play .work__play{opacity:0}
.work__num{
  position:absolute;right:14px;top:8px;z-index:2;pointer-events:none;
  font:500 italic clamp(34px,3.4vw,52px)/1 var(--serif);color:rgba(237,233,224,.24);
}
.work__body{padding-top:18px;display:flex;flex-direction:column;flex:1}
.work__cat{font:400 9px/1 var(--mono);letter-spacing:2.2px;color:var(--red);text-transform:uppercase}
.work__title{
  font:700 clamp(19px,1.8vw,24px)/1.25 var(--serif);margin-top:10px;
  display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;
}
.work__title i{font-style:italic;font-weight:500;color:var(--ink-2)}
.work__role{font:400 9.5px/1 var(--mono);letter-spacing:1.6px;color:var(--ink-3);border:1px solid var(--line);padding:5px 8px}
.work__desc{margin-top:12px;font-size:13.5px;color:var(--ink-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.work__tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.work__tag{font:400 9.5px/1 var(--mono);letter-spacing:1px;padding:5px 9px;border:1px solid var(--line);color:var(--ink-3)}
.work__foot{
  margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;
}
.work__date{font:400 10px/1 var(--mono);letter-spacing:1.6px;color:var(--ink-3)}
.work__btn{
  display:inline-flex;align-items:center;gap:7px;
  font:400 10.5px/1 var(--mono);letter-spacing:2px;color:var(--ink);
  padding:9px 14px;border:1px solid var(--line-2);transition:.35s var(--ease);
}
.work__btn:hover{background:var(--red);border-color:var(--red);color:#fff}
.work__btn--static{border-style:dashed;color:var(--ink-3);cursor:default}
.work__btn--static:hover{background:none;border-color:var(--line-2);color:var(--ink-3)}

/* ============ 经历 ============ */
.section--path{background:transparent;border-top:1px solid var(--line)}
.path{list-style:none;counter-reset:path}
.path__item{
  counter-increment:path;display:grid;grid-template-columns:150px 60px 1fr 220px;
  gap:clamp(14px,2vw,30px);align-items:baseline;
  padding:clamp(18px,2.2vw,28px) 4px;border-bottom:1px solid var(--line);
  transition:background .4s;
}
.path__item:hover{background:rgba(237,233,224,.025)}
.path__item:first-child{border-top:1px solid var(--line)}
.path__time{font:400 11px/1.4 var(--mono);letter-spacing:1.6px;color:var(--ink-3)}
.path__num{font:500 italic clamp(20px,2vw,28px)/1 var(--serif);color:var(--ink-3);transition:color .4s}
.path__item:hover .path__num{color:var(--red)}
.path__title{font:600 clamp(15px,1.5vw,19px)/1.3 var(--sans)}
.path__title span{display:block;font:400 12px/1.5 var(--sans);color:var(--ink-3);margin-top:4px;font-weight:300}
.path__cat{font:400 9px/1.5 var(--mono);letter-spacing:2px;color:var(--ink-3);text-transform:uppercase;text-align:right}

/* ============ 联系 ============ */
.section--contact{background:transparent}
.contact{
  position:relative;text-align:center;padding:clamp(56px,7vw,110px) clamp(20px,5vw,70px);
  border:1px solid var(--line);overflow:hidden;
}
.contact::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background:radial-gradient(ellipse 60% 55% at 50% 100%,rgba(255,59,47,.09),transparent 70%);
}
.contact .lbl{position:relative}
.contact__title{
  position:relative;margin:24px auto 0;max-width:900px;
  font:700 clamp(38px,6.4vw,92px)/1.05 var(--serif);letter-spacing:-.01em;
}
.contact__title i{font-style:italic;font-weight:500;color:var(--red)}
.contact__note{position:relative;margin-top:18px;font:400 12px/1.8 var(--mono);letter-spacing:1.6px;color:var(--ink-3)}

/* 教育背景 + 工具栈（低调补充，不抢主标题） */
.cred{
  position:relative;max-width:940px;margin:clamp(26px,3.2vw,38px) auto 0;
  padding-top:clamp(20px,2.6vw,26px);border-top:1px solid var(--line);
  display:flex;justify-content:center;align-items:flex-start;
  gap:clamp(18px,4vw,54px);flex-wrap:wrap;text-align:left;
}
.cred__col{display:flex;flex-direction:column;gap:6px}
.cred__col b{font:500 15px/1.3 var(--sans);letter-spacing:.3px;color:var(--ink)}
.cred__col em{font:400 11px/1.5 var(--mono);letter-spacing:1.2px;font-style:normal;color:var(--ink-3)}
.cred__col--tools{flex:1;min-width:250px;max-width:640px}
.cred__col--tools .chipset{margin-top:1px}
.contact__row{
  position:relative;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:1px;background:var(--line);border:1px solid var(--line);margin:clamp(32px,4vw,50px) auto;
  max-width:860px;
}
.contact__item{
  background:var(--bg);padding:24px 18px;display:flex;flex-direction:column;gap:9px;align-items:center;
  transition:background .4s;
}
a.contact__item:hover{background:#121214}
.contact__item b{font:500 17px/1.2 var(--sans);letter-spacing:.4px}
.contact__big{
  position:relative;display:inline-block;
  font:500 italic clamp(22px,2.6vw,34px)/1 var(--serif);color:var(--ink);
  padding:20px 44px;border:1px solid var(--line-2);transition:.4s var(--ease);
}
.contact__big:hover{background:var(--red);border-color:var(--red);color:#fff;transform:translateY(-3px)}

/* ============ Footer ============ */
.footer{border-top:1px solid var(--line);padding:26px 0;position:relative;z-index:2}
.footer__inner{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font:400 9.5px/1.8 var(--mono);letter-spacing:2.2px;color:var(--ink-3);
}

/* ============ 播放面板（B 站内嵌 + 项目详解） ============ */
.lightbox{
  position:fixed;inset:0;z-index:100;
  overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;
  padding:clamp(16px,4vh,54px) clamp(12px,3vw,40px) clamp(30px,6vh,80px);
  opacity:0;pointer-events:none;transition:opacity .4s var(--ease);
}
.lightbox.is-open{opacity:1;pointer-events:auto}
.lightbox__backdrop{
  position:fixed;inset:0;background:rgba(4,4,5,.95);
  backdrop-filter:blur(18px) saturate(.7);
}
.lightbox__close{
  position:fixed;z-index:5;right:clamp(12px,2.2vw,28px);top:clamp(12px,2.2vw,28px);
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:rgba(14,14,16,.9);border:1px solid var(--line-2);color:var(--ink);
  backdrop-filter:blur(10px);transition:.35s var(--ease);
}
.lightbox__close:hover{background:var(--red);border-color:var(--red);color:#fff;transform:rotate(90deg)}
.lightbox__sheet{
  position:relative;z-index:2;width:min(1120px,100%);margin:0 auto;
  transform:translateY(24px);transition:transform .6s var(--ease);
}
.lightbox.is-open .lightbox__sheet{transform:none}
.lightbox__bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-bottom:14px;padding-right:56px;
}
.lightbox__tag{
  display:inline-flex;align-items:center;gap:9px;border-radius:999px;
  padding:7px 14px;background:var(--ink);color:#0a0a0b;
  font:500 11px/1 var(--mono);letter-spacing:1.2px;white-space:nowrap;
}
.lightbox__tag i{width:6px;height:6px;border-radius:50%;background:var(--red);box-shadow:0 0 0 3px rgba(255,59,47,.24)}
.lightbox__bili{
  display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:999px;
  border:1px solid var(--line);background:rgba(14,14,16,.7);
  font:400 11px/1 var(--mono);letter-spacing:1.4px;color:var(--ink-2);
  transition:.35s var(--ease);white-space:nowrap;
}
.lightbox__bili:hover{background:var(--red);border-color:var(--red);color:#fff}

/* 播放器 */
.lightbox__stage{
  position:relative;background:#000;aspect-ratio:16/9;overflow:hidden;
  border-radius:14px;border:1px solid rgba(237,233,224,.1);
  box-shadow:0 40px 120px rgba(0,0,0,.75);
}
.lightbox__stage iframe{
  display:block;width:100%;height:100%;border:0;background:#000;
  opacity:0;transition:opacity .5s var(--ease);
}
.lightbox__stage.is-ready iframe{opacity:1}
.lightbox__load{
  position:absolute;inset:0;display:grid;place-content:center;justify-items:center;gap:14px;
  font:400 10.5px/1 var(--mono);letter-spacing:2.4px;color:var(--ink-3);
  background:#000;transition:opacity .4s var(--ease);
}
.lightbox__stage.is-ready .lightbox__load{opacity:0;pointer-events:none}
.lightbox__load i{
  width:26px;height:26px;border:1px solid var(--line-2);border-top-color:var(--red);
  border-radius:50%;animation:lbSpin .9s linear infinite;
}
@keyframes lbSpin{to{transform:rotate(360deg)}}
.lbPoster{
  position:absolute;inset:0;width:100%;height:100%;display:block;
  background:#000;overflow:hidden;
}
.lbPoster img{
  width:100%;height:100%;object-fit:cover;
  filter:brightness(.62) saturate(.9);
}
.lbPoster__play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:64px;height:64px;border-radius:50%;display:grid;place-items:center;
  border:1px solid rgba(237,233,224,.5);background:rgba(10,10,11,.45);
  backdrop-filter:blur(8px);color:#fff;
}
.lbPoster__play svg{margin-left:3px}
.lbPoster__t{
  position:absolute;left:0;right:0;bottom:18px;text-align:center;
  font:400 10px/1 var(--mono);letter-spacing:2.4px;color:rgba(237,233,224,.72);
}
.lbPoster:active img{filter:brightness(.45)}

/* 标题区 */
.lightbox__info{margin-top:34px}
.lightbox__title{
  font:500 clamp(30px,3.6vw,46px)/1.18 var(--serif);color:var(--ink);letter-spacing:.4px;
}
.lightbox__row{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:14px 24px;margin-top:14px;padding-bottom:22px;
  border-bottom:1px solid var(--line);
}
.lightbox__sub{
  margin:0;font:400 11px/1.7 var(--mono);letter-spacing:1.8px;color:var(--ink-3);
  text-transform:uppercase;
}
.lightbox__tags{display:flex;flex-wrap:wrap;gap:6px}
.lightbox__tags span{
  padding:5px 11px;border:1px solid var(--line);border-radius:999px;
  font:400 10.5px/1.5 var(--mono);letter-spacing:1.1px;color:var(--ink-2);
  transition:.3s var(--ease);
}
.lightbox__tags span:hover{border-color:rgba(255,59,47,.55);color:#fff}

/* 技术规格卡 */
.lightbox__spec{
  margin-top:24px;padding:26px 28px;border-radius:14px;
  background:linear-gradient(160deg,#131315,#0e0e10 70%);
  border:1px solid rgba(237,233,224,.08);
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px 26px;
}
.lightbox__spec .spec__k{
  display:block;font:400 9.5px/1 var(--mono);letter-spacing:2.2px;
  color:var(--ink-3);text-transform:uppercase;
}
.lightbox__spec .spec__v{
  display:block;margin-top:9px;font:500 14.5px/1.45 var(--sans);color:var(--ink);
  letter-spacing:.2px;
}
.lightbox__spec .spec__item--wide{
  grid-column:1/-1;padding-top:20px;border-top:1px solid rgba(237,233,224,.08);
}
.lightbox__spec .spec__item--wide .spec__v{
  font:500 clamp(16px,1.6vw,19px)/1.5 var(--sans);color:var(--red);
  letter-spacing:.3px;margin-top:10px;
}

/* 分节说明 */
.lightbox__sections{display:flex;flex-direction:column;gap:14px;margin-top:14px}
.lbSec{
  padding:24px 28px 26px;border-radius:14px;
  background:#101012;border:1px solid rgba(237,233,224,.07);
  transition:border-color .4s var(--ease),background .4s var(--ease);
}
.lbSec:hover{border-color:rgba(237,233,224,.16);background:#121214}
.lbSec__t{
  display:flex;align-items:baseline;gap:13px;
  font:500 clamp(16px,1.55vw,19px)/1.4 var(--sans);color:var(--ink);letter-spacing:.2px;
}
.lbSec__t i{
  font:400 10.5px/1 var(--mono);font-style:normal;letter-spacing:2px;color:var(--red);
}
.lbSec p{
  margin-top:12px;font-size:14px;line-height:1.95;color:var(--ink-2);max-width:800px;
}

/* 底部 */
.lightbox__foot{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  margin-top:28px;padding-top:22px;border-top:1px solid var(--line);
  font:400 9.5px/1.6 var(--mono);letter-spacing:2px;color:var(--ink-3);
}
.lightbox__done{
  padding:10px 18px;border:1px solid var(--line-2);border-radius:999px;
  font:400 10.5px/1 var(--mono);letter-spacing:2px;color:var(--ink);
  transition:.35s var(--ease);
}
.lightbox__done:hover{background:var(--red);border-color:var(--red);color:#fff}

@media (max-width:820px){
  .lightbox{padding:14px 12px 40px}
  .lightbox__close{width:38px;height:38px;right:10px;top:10px}
  .lightbox__bar{padding-right:46px;margin-bottom:10px}
  .lightbox__tag{padding:6px 11px;font-size:9.5px;letter-spacing:.7px}
  .lightbox__bili{padding:7px 11px;font-size:10px;letter-spacing:1px}
  .lightbox__stage{aspect-ratio:auto;height:min(74vw,360px);border-radius:10px}
  .lightbox__info{margin-top:22px}
  .lightbox__title{font-size:26px;line-height:1.25}
  .lightbox__row{padding-bottom:18px;flex-direction:column;align-items:flex-start;gap:12px}
  .lightbox__sub{font-size:10px;letter-spacing:1.4px}
  .lightbox__spec{grid-template-columns:1fr 1fr;gap:18px 16px;padding:20px 18px}
  .lightbox__spec .spec__v{font-size:13px}
  .lbSec{padding:18px 18px 20px}
  .lbSec p{font-size:13px;line-height:1.9}
  .lightbox__foot{font-size:9px}
}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .works{grid-template-columns:repeat(2,1fr)}
  .hero__info{position:static;transform:none;margin:0 0 26px;padding:0 clamp(20px,4.5vw,64px);
    flex-direction:row;flex-wrap:wrap;gap:14px 30px;order:2}
  .hero{justify-content:flex-start;padding-top:120px}
  .hero__inner{padding-bottom:clamp(360px,42vh,470px)}
  .about{grid-template-columns:1fr}
  .studio{grid-template-columns:1fr}
  .studio__preview{display:none}
}
@media (max-width:820px){
  html{scroll-padding-top:60px}
  .nav__links{
    position:fixed;top:58px;left:14px;right:14px;flex-direction:column;gap:0;padding:10px;
    border:1px solid var(--line);background:rgba(12,12,14,.96);backdrop-filter:blur(18px);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.35s var(--ease);
  }
  .nav__links.is-open{transform:none;opacity:1;pointer-events:auto}
  .nav__link{flex-direction:row;gap:12px;align-items:baseline;padding:13px 12px;border-bottom:1px solid var(--line)}
  .nav__link:last-child{border-bottom:none}
  .nav__link::after{display:none}
  .nav__burger{display:flex}
  .works{grid-template-columns:1fr}
  .about__grid{grid-template-columns:1fr}
  .path__item{grid-template-columns:44px 1fr;row-gap:4px}
  .path__time{grid-column:1/-1}
  .path__cat{text-align:left;grid-column:2}
  .filters{width:100%;flex-wrap:wrap}
  .filter{flex:1;justify-content:center;border-bottom:1px solid var(--line)}
  .reel{height:230px}
  .reel::before{content:"SHOWREEL · 2026";letter-spacing:1.8px;font-size:8px}
  .reelItem{width:52vw}
  .cred{flex-direction:column;gap:16px;max-width:none;align-items:stretch}
  .hero__meta{flex-direction:column;align-items:flex-start;gap:9px}
  .hero__metaNum{font-size:11.5px;letter-spacing:2.4px}
  .hero__metaEdu{font-size:13.5px;letter-spacing:.1em}
  .cred__col--tools{min-width:0;max-width:none}
  .cred .chipset{gap:6px}
  .cred .chipset i{font-size:9.5px;padding:6px 9px;letter-spacing:.6px}
  .contact__title{font-size:clamp(30px,7.6vw,56px)}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}

/* 截图测试模式 */
html.test{scroll-behavior:auto}
html.test [data-reveal],html.test .work{opacity:1!important;transform:none!important;transition:none!important}
html.test .hero{min-height:940px!important}