/* ═══════════════════════════════════════════════════════════
   郭凯轩 作品集 · 暖白编辑风（editorial.css v3）
   参考 Apple / Notion / Linear light / 高端设计机构：
   #F8F9FA 暖白底 + #FFF 卡面 + slate 细边 + 赭金 #D97706 点缀
   仅用于首页 index.html；详情页仍使用 styles.css
   ═══════════════════════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Instrument+Serif:ital@0;1&family=JetBrains+Mono:wght@400;500&display=swap');

:root{
  --bg:#F8F9FA;
  --surface:#FFFFFF;
  --surface-2:#F1F5F9;
  --line:#E2E8F0;
  --line-soft:#EDF1F5;
  --ink:#0F172A;
  --ink-2:#334155;
  --ink-3:#475569;
  --ink-4:#64748B;
  --accent:#D97706;
  --accent-soft:rgba(217,119,6,.1);
  --shadow:0 4px 20px rgba(15,23,42,.05);
  --shadow-lg:0 16px 40px rgba(15,23,42,.09);
  --max:1120px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;
  --serif:'Instrument Serif',Georgia,serif;
  --mono:'JetBrains Mono','SF Mono',Consolas,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:clip;
}
::selection{background:rgba(217,119,6,.18);color:#0F172A}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* ── 背景层：细网格 + 柔光色块（fixed，位于内容之下） ── */
body::before{
  content:'';position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    repeating-linear-gradient(0deg,rgba(15,23,42,.022) 0 1px,transparent 1px 56px),
    repeating-linear-gradient(90deg,rgba(15,23,42,.022) 0 1px,transparent 1px 56px);
  mask-image:radial-gradient(120% 90% at 50% 0%,#000 40%,transparent 100%);
  -webkit-mask-image:radial-gradient(120% 90% at 50% 0%,#000 40%,transparent 100%);
}
body::after{
  content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(560px 420px at 86% -40px,rgba(217,119,6,.065),transparent 70%),
    radial-gradient(680px 540px at -100px 36%,rgba(37,99,235,.05),transparent 70%),
    radial-gradient(540px 500px at 102% 84%,rgba(217,119,6,.05),transparent 70%);
}

/* ── 通用文字部件 ── */
.mono{font-family:var(--mono)}
.eyebrow-mono{
  font-family:var(--mono);font-size:13px;letter-spacing:.08em;
  color:var(--ink-3);display:block;line-height:2;
}
.eyebrow-mono::before{content:'';display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:10px;vertical-align:middle}
.eyebrow-mono b{color:var(--ink);font-weight:600}
.eyebrow-mono .sep{margin:0 10px;color:var(--accent)}
.serif-note{
  font-family:var(--serif);font-style:italic;font-weight:400;
  color:var(--accent);letter-spacing:.02em;
}
.sec{padding:76px 24px}
.sec-head{margin-bottom:40px;position:relative}
.sec-head .kicker{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--ink-3);margin-bottom:14px;
  display:flex;align-items:center;gap:12px;
}
.sec-head .kicker::before{content:'';width:30px;height:1px;background:var(--accent);flex-shrink:0}
/* 章节幽灵衬线编号 */
.sec-head::after{
  content:attr(data-no);position:absolute;right:0;top:-18px;
  font-family:var(--serif);font-style:italic;font-size:112px;line-height:1;
  color:rgba(15,23,42,.045);pointer-events:none;user-select:none;
}
.sec-head h2{
  font-size:clamp(28px,4vw,44px);font-weight:800;letter-spacing:-.03em;line-height:1.2;
  color:var(--ink);
}
.sec-head h2 em{font-family:var(--serif);font-style:italic;font-weight:400;color:var(--accent);letter-spacing:0}
.sec-head p.lead{margin-top:14px;font-size:15px;color:var(--ink-3);max-width:560px}

/* ── 入场动效：安静的上浮淡入 ── */
.rv{opacity:0;transform:translateY(15px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* ═══ 导航：暖白磨砂 ═══ */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:rgba(248,249,250,.82);border-bottom:1px solid var(--line-soft);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:baseline;gap:10px;font-weight:700;font-size:15.5px;letter-spacing:-.01em;color:var(--ink)}
.brand small{font-family:var(--mono);font-weight:400;font-size:10.5px;letter-spacing:.28em;color:var(--ink-4);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  font-size:13.5px;color:var(--ink-3);padding:7px 13px;border-radius:8px;
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--ink);background:rgba(15,23,42,.05)}
.nav-links a.active{color:var(--ink)}
.nav-links a.nav-resume{
  border:1px solid var(--line);color:var(--ink-2);margin-left:8px;background:#fff;
}
.nav-links a.nav-resume:hover{border-color:#CBD5E1;color:var(--ink)}
.nav-links a.nav-cta{background:var(--ink);color:#fff;font-weight:600;margin-left:4px;border:1px solid var(--ink)}
.nav-links a.nav-cta:hover{background:#1E293B;border-color:#1E293B}
.lang-btn{
  font-family:var(--mono);font-size:11.5px;color:var(--ink-3);
  background:#fff;border:1px solid var(--line);border-radius:8px;
  padding:6px 11px;margin-left:8px;transition:all .2s;
}
.lang-btn:hover{color:var(--ink);border-color:#CBD5E1}
.menu-btn{display:none;background:none;border:0;color:var(--ink);font-size:22px;line-height:1}
@media(max-width:900px){
  .menu-btn{display:block}
  .nav-links{
    display:none;position:absolute;top:64px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;padding:12px 20px 18px;
    background:rgba(248,249,250,.98);border-bottom:1px solid var(--line);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:11px 12px}
  .nav-links a.nav-resume,.lang-btn{margin:6px 0 0}
}

/* ═══ HERO：两列经典排版 ═══ */
.hero{padding:124px 24px 64px;position:relative}
/* 克制的十字定位标记 */
.hero::before{
  content:'+';position:absolute;top:118px;right:44px;
  font-family:var(--mono);font-size:20px;color:rgba(15,23,42,.16);line-height:1;
}
.hero::after{
  content:'+';position:absolute;bottom:54px;left:40%;
  font-family:var(--mono);font-size:15px;color:rgba(15,23,42,.11);line-height:1;
}
.hero-grid{
  display:grid;grid-template-columns:1.2fr .8fr;gap:72px;align-items:center;
}
.hero-script{
  font-family:var(--serif);font-style:italic;font-size:clamp(18px,2.2vw,24px);
  color:var(--accent);margin-bottom:20px;letter-spacing:.01em;
}
.hero h1{
  font-size:clamp(40px,6.4vw,76px);font-weight:800;
  letter-spacing:-.035em;line-height:1.12;color:var(--ink);
}
html[lang="en"] .hero h1{font-size:clamp(36px,5.6vw,66px)}
.hero-meta{
  margin-top:34px;display:flex;flex-wrap:wrap;gap:10px;
}
.hero-meta span{
  font-family:var(--mono);font-size:12.5px;letter-spacing:.04em;color:#334155;
  background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.hero-actions{margin-top:36px;display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#fff;font-weight:600;font-size:14px;
  padding:12px 26px;border-radius:10px;border:1px solid var(--accent);
  box-shadow:0 4px 14px rgba(217,119,6,.22);
  transition:background .2s,transform .2s,box-shadow .2s;
}
.btn-primary:hover{background:#B45309;border-color:#B45309;transform:translateY(-1px);box-shadow:0 10px 24px rgba(217,119,6,.3)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--ink-2);font-weight:500;font-size:14px;
  padding:12px 26px;border-radius:10px;border:1px solid var(--line);
  transition:border-color .2s,color .2s,transform .2s;
}
.btn-ghost:hover{border-color:#CBD5E1;color:var(--ink);transform:translateY(-1px)}
/* 照片相册：悬停展开（flex accordion）+ 曲面环绕 */
.acc{
  display:flex;gap:10px;height:min(460px,56vh);min-height:340px;
  justify-self:end;width:min(400px,100%);
  perspective:850px;perspective-origin:50% 45%;position:relative;
}
/* 相册背后的浅色底板（色块层次） */
.acc::before{
  content:'';position:absolute;inset:-16px -18px;z-index:0;
  background:linear-gradient(135deg,rgba(217,119,6,.06),rgba(37,99,235,.05) 60%,rgba(15,23,42,.03));
  border-radius:26px;pointer-events:none;
}
.acc-item{
  position:relative;z-index:1;flex:1;min-width:0;overflow:hidden;
  border-radius:16px;border:1px solid var(--line);
  background:linear-gradient(180deg,#FDFEFE,#EEF2F6);
  box-shadow:var(--shadow);
  transition:flex-grow .55s var(--ease),transform .55s var(--ease),border-color .3s,box-shadow .3s;
  cursor:pointer;
  transform-origin:center center;
}
/* 曲面环绕：侧卡后退 + 朝向展开项，形成弧面 */
.acc-item.cur-l2{transform:translateX(10px) translateZ(-70px) rotateY(30deg)}
.acc-item.cur-l1{transform:translateZ(-24px) rotateY(16deg)}
.acc-item.cur-r1{transform:translateZ(-24px) rotateY(-16deg)}
.acc-item.cur-r2{transform:translateX(-10px) translateZ(-70px) rotateY(-30deg)}
.acc-item.on{flex-grow:3.4;border-color:rgba(217,119,6,.4);box-shadow:var(--shadow-lg)}
.acc-item img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:center top;
  transform:scale(1.02);
  transition:transform .55s var(--ease),filter .3s;
  pointer-events:none;
}
.acc-cap{
  position:absolute;left:0;right:0;bottom:0;z-index:2;
  padding:34px 12px 11px;text-align:center;
  font-family:var(--mono);letter-spacing:.08em;
  color:rgba(255,255,255,.98);
  text-shadow:0 1px 6px rgba(15,23,42,.5);
  background:linear-gradient(180deg,transparent,rgba(15,23,42,.58));
  opacity:1;
}
/* 展开显示完整岗位，收起只显示两字短标签（JS hover 已同步 .on，规则只看 .on） */
.acc-cap .cf,.acc-cap .cs{display:none;font-weight:500;font-style:normal;white-space:nowrap}
.acc-cap .cf{font-size:11px}
.acc-cap .cs{font-size:10px;letter-spacing:.3em;text-indent:.3em}
.acc-item.on .acc-cap .cf{display:inline}
.acc-item:not(.on) .acc-cap .cs{display:inline}
@media(hover:hover){
  .acc-item:hover{flex-grow:3.4;border-color:rgba(217,119,6,.4);box-shadow:var(--shadow-lg)}
}
.scroll-hint{
  margin-top:88px;display:flex;align-items:center;gap:12px;
  font-family:var(--mono);font-size:10.5px;letter-spacing:.3em;color:var(--ink-4);
}
.scroll-hint i{display:block;width:56px;height:1px;background:var(--line);position:relative;overflow:hidden}
.scroll-hint i::after{content:'';position:absolute;inset:0;background:var(--ink-3);transform:translateX(-100%);animation:hintLine 2.2s ease-in-out infinite}
@keyframes hintLine{0%{transform:translateX(-100%)}55%{transform:translateX(0)}100%{transform:translateX(100%)}}
@media(max-width:900px){
  .hero{padding:108px 24px 52px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .acc{justify-self:start;width:100%;height:330px;min-height:0}
  .acc-cap .cf{font-size:9px}
  .acc-cap .cs{font-size:9px;letter-spacing:.2em;text-indent:.2em}
  .acc-cap{padding:26px 6px 9px}
  .scroll-hint{margin-top:52px}
  .hero::before,.hero::after{display:none}
}
@media(max-width:760px){
  .sec-head::after{font-size:58px;top:-8px}
}

/* ═══ 数据：白色浮卡 Bento ═══ */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.metric{
  background:var(--surface);border:1px solid var(--line);border-radius:14px;
  padding:28px 26px 24px;box-shadow:var(--shadow);position:relative;overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s,border-color .25s;
}
.metric::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--accent),rgba(217,119,6,0) 62%);
  opacity:.55;transition:opacity .25s;
}
.metric:hover::before{opacity:1}
.metric:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:#CBD5E1}
.metric .num{
  font-size:clamp(30px,3.4vw,42px);font-weight:800;letter-spacing:-.03em;
  color:var(--ink);line-height:1.1;font-variant-numeric:tabular-nums;
}
.metric .label{margin-top:10px;font-size:14.5px;color:var(--ink-2);font-weight:500}
.metric .sub{margin-top:4px;font-family:var(--mono);font-size:12px;color:var(--ink-4)}
.footnote{
  margin-top:18px;font-family:var(--mono);font-size:12px;color:var(--ink-3);letter-spacing:.02em;
}
@media(max-width:900px){.metrics{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.metrics{grid-template-columns:1fr}}

/* ═══ 实习：三列编辑部卡片（meta | STAR | 立绘） ═══ */
.case-card{
  display:grid;grid-template-columns:300px 1fr 178px;gap:40px;
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:36px 40px;box-shadow:var(--shadow);
  transition:box-shadow .3s;
}
.case-card:hover{box-shadow:var(--shadow-lg)}
.case-card+.case-card{margin-top:18px}
.case-meta{display:flex;flex-direction:column;align-items:flex-start}
.case-meta .when{
  display:inline-flex;align-items:center;gap:7px;white-space:nowrap;
  font-family:var(--mono);font-size:12px;letter-spacing:.04em;
  color:#92400E;background:var(--accent-soft);
  border:1px solid rgba(217,119,6,.32);border-radius:999px;
  padding:5px 13px;font-weight:500;max-width:none;
}
.case-meta .when::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--accent)}
.case-meta h3{margin-top:12px;font-size:21px;font-weight:700;letter-spacing:-.02em;color:var(--ink)}
.case-meta .role{margin-top:6px;font-size:13.5px;color:var(--ink-3);line-height:1.7}
.case-tags{margin-top:18px;display:flex;flex-wrap:wrap;gap:10px}
.case-tags span{
  font-family:var(--mono);font-size:12px;letter-spacing:.03em;font-weight:500;
  color:#92400E;background:#FDF0DE;
  border:1px solid rgba(217,119,6,.4);border-radius:6px;padding:6px 14px;
}
.case-cta{
  margin-top:auto;padding-top:30px;align-self:start;display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);border:1px solid var(--accent);border-radius:10px;
  color:#fff;font-size:13.5px;font-weight:600;padding:12px 20px;
  box-shadow:0 4px 14px rgba(217,119,6,.22);
  transition:all .2s;
}
.case-cta:hover{background:#B45309;border-color:#B45309;transform:translateY(-1px);box-shadow:0 10px 24px rgba(217,119,6,.3)}
.case-cta::after{content:'→';transition:transform .2s}
.case-cta:hover::after{transform:translateX(3px)}
.star-list{display:flex;flex-direction:column;justify-content:center}
.star-row{display:grid;grid-template-columns:52px 1fr;gap:18px;padding:13px 0;align-items:baseline}
.star-row+.star-row{border-top:1px solid var(--line-soft)}
.star-row b{
  font-family:var(--mono);font-weight:500;font-size:11.5px;letter-spacing:.1em;
  color:var(--accent);border:1px solid rgba(217,119,6,.3);background:var(--accent-soft);border-radius:6px;
  padding:3px 0;text-align:center;
}
.star-row p{font-size:15px;color:var(--ink-3);line-height:1.8}
.star-row p strong{color:var(--ink);font-weight:600}
/* 立绘列：贴卡片右下角，底部渐隐融入 */
.case-art{
  position:relative;display:flex;align-items:flex-end;justify-content:center;
  min-height:300px;
}
.case-art::before{
  content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);
  width:150px;height:24px;border-radius:50%;
  background:radial-gradient(ellipse,rgba(15,23,42,.1),transparent 70%);
}
.case-art img{
  max-height:320px;width:auto;object-fit:contain;
  filter:drop-shadow(0 14px 22px rgba(15,23,42,.16));
  -webkit-mask-image:linear-gradient(180deg,#000 86%,transparent);
  mask-image:linear-gradient(180deg,#000 86%,transparent);
  transition:transform .45s var(--ease);
  pointer-events:none;
}
.case-card:hover .case-art img{transform:translateY(-5px)}
@media(max-width:1080px){
  .case-card{grid-template-columns:1fr;gap:18px;padding:28px 24px}
  .case-art{order:1;min-height:0;height:auto;align-items:flex-end;justify-content:center;padding-right:0;margin:-2px 0 0}
  .case-art img{max-height:180px}
  .case-art::before{left:50%;right:auto;transform:translateX(-50%);bottom:0}
  .star-list{order:2}
  .case-cta{margin-top:16px;padding-top:0}
}
@media(max-width:900px){
  .case-card{padding:26px 22px}
  .case-art{height:130px}
  .case-art img{max-height:130px}
}

/* ═══ 项目：干净图片网格 ═══ */
.work-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.work-card{cursor:pointer;outline:none}
.work-card .frame{
  aspect-ratio:16/10;overflow:hidden;border-radius:14px;
  border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);
}
.work-card .frame img{
  width:100%;height:100%;object-fit:cover;object-position:top;
  transition:transform .5s var(--ease);
}
.work-card:hover .frame img,.work-card:focus-visible .frame img{transform:scale(1.02)}
.work-card .w-tag{
  margin-top:16px;font-family:var(--mono);font-size:11.5px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);
}
.work-card h3{margin-top:6px;font-size:18px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.work-card p{margin-top:4px;font-size:14px;color:var(--ink-3)}
/* 点击查看详情提示 */
.work-card .w-cta{
  display:inline-flex;align-items:center;gap:7px;margin-top:16px;
  font-family:var(--mono);font-size:12px;letter-spacing:.06em;font-weight:500;
  color:var(--accent);transition:color .2s;
}
.work-card .w-cta::before{content:'';width:16px;height:1px;background:var(--accent);transition:width .25s var(--ease)}
.work-card .w-cta::after{content:'→';transition:transform .25s var(--ease)}
.work-card:hover .w-cta{color:#B45309}
.work-card:hover .w-cta::before{width:26px}
.work-card:hover .w-cta::after{transform:translateX(3px)}
@media(max-width:760px){.work-grid{grid-template-columns:1fr}}

/* ═══ 校园竞赛：3D coverflow 轮播 ═══ */
.cf-wrap{position:relative}
.cf-stage{
  position:relative;height:clamp(300px,40vw,440px);
  perspective:1400px;perspective-origin:50% 42%;
  transform-style:preserve-3d;
  touch-action:pan-y;
  cursor:grab;
}
.cf-stage.dragging{cursor:grabbing}
.cf-card{
  position:absolute;top:0;left:50%;width:min(620px,74%);aspect-ratio:16/10;
  margin-left:min(-310px,-37%);
  border-radius:14px;overflow:hidden;
  background:#fff;border:1px solid var(--line);
  box-shadow:0 12px 34px rgba(15,23,42,.1);
  transition:transform .5s var(--ease),opacity .5s var(--ease),box-shadow .4s;
  transform-style:preserve-3d;
  will-change:transform;
}
.cf-card img{width:100%;height:100%;object-fit:cover;object-position:top;pointer-events:none}
.cf-card.ctr{box-shadow:0 22px 52px rgba(15,23,42,.16)}
.cf-card.ctr::after{
  content:'⤢';position:absolute;right:12px;top:12px;z-index:2;
  width:32px;height:32px;border-radius:9px;
  background:rgba(255,255,255,.88);border:1px solid var(--line);
  color:var(--ink-2);font-size:14px;
  display:flex;align-items:center;justify-content:center;
  opacity:0;transition:opacity .25s;
}
.cf-card.ctr:hover::after{opacity:1}
.cf-nav{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:24px}
.cf-arrow{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:14px;line-height:1;transition:all .2s;
  box-shadow:var(--shadow);
}
.cf-arrow:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.cf-dots{display:flex;gap:7px}
.cf-dot{
  width:7px;height:7px;border-radius:50%;padding:0;
  background:#CBD5E1;border:0;transition:all .25s;
}
.cf-dot.on{background:var(--accent);width:20px;border-radius:4px}
.cf-cap{
  margin-top:14px;text-align:center;font-size:13px;color:var(--ink-3);
  min-height:22px;line-height:1.6;
}
@media(max-width:760px){
  .cf-stage{height:58vw;min-height:220px}
  .cf-card{width:84%;margin-left:-42%}
}

/* ═══ 方法论：编辑部编号列表 ═══ */
.method-list{border-top:1px solid var(--line)}
.method-row{
  display:grid;grid-template-columns:88px 250px 1fr;gap:32px;align-items:baseline;
  padding:34px 0;border-bottom:1px solid var(--line);
  transition:background .3s,padding-left .3s;
}
.method-row:hover{background:linear-gradient(90deg,rgba(217,119,6,.04),transparent 72%)}
.method-row .no{
  font-family:var(--mono);font-size:12px;color:var(--accent);letter-spacing:.1em;
}
.method-row h3{font-size:17.5px;font-weight:700;letter-spacing:-.01em;color:var(--ink)}
.method-row p{font-size:15px;color:var(--ink-3);line-height:1.8}
@media(max-width:820px){
  .method-row{grid-template-columns:52px 1fr;gap:14px}
  .method-row p{grid-column:2}
}

/* ═══ 技能：3 块白色 Bento（图标 + 悬停胶囊） ═══ */
.skill-bento{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.skill-block{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  padding:26px 24px 24px;position:relative;overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .3s var(--ease),box-shadow .3s,border-color .3s;
}
.skill-block:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:#CBD5E1}
.sk-head{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.sk-icon{
  width:36px;height:36px;border-radius:10px;flex-shrink:0;
  border:1px solid rgba(217,119,6,.3);color:var(--accent);
  background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;
}
.sk-icon svg{width:17px;height:17px}
.skill-block h3{font-size:14.5px;font-weight:600;color:var(--ink);line-height:1.4}
.skill-block h3 small{
  display:block;margin-top:2px;font-family:var(--mono);font-weight:400;
  font-size:9.5px;letter-spacing:.14em;color:var(--ink-4);text-transform:uppercase;
}
.skill-tags{display:flex;flex-wrap:wrap;gap:8px}
.skill-tags span{
  font-size:12.5px;color:#334155;
  background:var(--surface-2);border:1px solid rgba(203,213,225,.6);
  border-radius:8px;padding:6px 13px;
  transition:color .2s,border-color .2s,background .2s,transform .2s;
}
.skill-tags span:hover{
  color:var(--ink);border-color:rgba(217,119,6,.45);
  background:#FEF3E2;transform:translateY(-2px);
}
@media(max-width:980px){.skill-bento{grid-template-columns:1fr}}

/* ═══ 联系：暖白收尾 + 小球 canvas ═══ */
.contact{padding:104px 24px 80px;text-align:center;position:relative;overflow:clip}
/* 同心圆环装饰（小球后面的一层几何线条） */
.contact::before{
  content:'';position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(620px,86vw);aspect-ratio:1;border-radius:50%;
  border:1px solid rgba(15,23,42,.05);pointer-events:none;
}
.contact::after{
  content:'';position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(430px,62vw);aspect-ratio:1;border-radius:50%;
  border:1px dashed rgba(217,119,6,.12);pointer-events:none;
}
#ballCanvas{position:absolute;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.contact>*{position:relative;z-index:1}
.contact .serif-note{font-size:clamp(17px,2vw,22px)}
.contact h2{
  margin-top:12px;font-size:clamp(30px,4.6vw,52px);font-weight:800;
  letter-spacing:-.03em;color:var(--ink);
}
.contact-links{
  margin-top:36px;display:flex;justify-content:center;flex-wrap:wrap;gap:14px;
}
.contact-links a{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--mono);font-size:13px;color:var(--ink-2);
  background:rgba(255,255,255,.85);backdrop-filter:blur(4px);
  border:1px solid var(--line);border-radius:10px;padding:12px 22px;
  box-shadow:var(--shadow);
  transition:all .2s;
}
.contact-links a:hover{border-color:#CBD5E1;color:var(--ink);transform:translateY(-1px)}
.footer{border-top:1px solid var(--line-soft);padding:26px 0;background:#fff}
.footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-family:var(--mono);font-size:11px;color:var(--ink-4)}

/* ═══ 抽屉（Case 详情）：右侧滑出白色磨砂 ═══ */
.overlay{
  position:fixed;inset:0;z-index:200;background:rgba(15,23,42,.32);
  backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);
  opacity:0;pointer-events:none;transition:opacity .35s;
}
.overlay.open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:210;
  width:min(760px,100%);background:#FFFFFF;border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .45s var(--ease);
  overflow-y:auto;overscroll-behavior:contain;
  box-shadow:-24px 0 60px rgba(15,23,42,.12);
}
.drawer.open{transform:none}
.drawer-head{
  position:sticky;top:0;z-index:5;display:flex;align-items:center;justify-content:space-between;
  padding:18px 28px;background:rgba(255,255,255,.9);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.drawer-head .dh-tag{font-family:var(--mono);font-size:11px;letter-spacing:.06em;color:var(--ink-4)}
.drawer-close{
  width:34px;height:34px;border-radius:9px;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:17px;line-height:1;transition:all .2s;
}
.drawer-close:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.drawer-body{padding:32px 32px 56px}
.drawer-body h3{font-size:23px;font-weight:700;letter-spacing:-.02em;color:var(--ink)}
/* 弹窗内复用卡片样式 */
.m-label{
  margin:34px 0 12px;font-family:var(--mono);font-size:11px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent);
}
.m-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.m-grid .wide{grid-column:1/-1}
.m-card{
  background:#F8FAFC;border:1px solid var(--line-soft);border-radius:12px;
  padding:16px 18px;
}
.m-card .t{font-size:13.5px;font-weight:600;color:var(--ink)}
.m-card .d{margin-top:6px;font-size:12.5px;color:var(--ink-3);line-height:1.7}
.m-card .n{font-size:22px;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.2}
.m-card .n+.t{margin-top:6px}
.m-note{margin-top:26px;font-family:var(--mono);font-size:11px;color:var(--ink-4);line-height:1.7}
.m-imgs{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.m-img{background:#F8FAFC;border:1px solid var(--line-soft);border-radius:12px;padding:10px}
.m-img img{border-radius:8px;width:100%;cursor:zoom-in}
.m-cap{margin-top:8px;font-size:11.5px;color:var(--ink-4);line-height:1.6}
@media(max-width:640px){.m-grid,.m-imgs{grid-template-columns:1fr}}

/* ── 抽屉内图集轮播：平面式 + 1 / 7 计数 ── */
.m-carousel{margin-top:14px;position:relative}
.mc-viewport{overflow:hidden;border-radius:12px;border:1px solid var(--line);background:#fff}
.mc-track{display:flex;transition:transform .45s var(--ease)}
.mc-slide{flex:0 0 100%;min-width:100%}
.mc-slide img{width:100%;height:auto;max-height:52vh;object-fit:contain;object-position:top;background:#fff}
.mc-cap{padding:12px 16px;font-size:12px;color:var(--ink-3);border-top:1px solid var(--line-soft);min-height:44px;display:flex;align-items:center;background:#F8FAFC}
.mc-ctrl{display:flex;align-items:center;justify-content:space-between;margin-top:12px}
.mc-ind{font-family:var(--mono);font-size:11.5px;color:var(--ink-4);letter-spacing:.1em}
.mc-btns{display:flex;gap:8px}
.mc-btn{
  width:34px;height:34px;border-radius:9px;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:14px;line-height:1;transition:all .2s;
}
.mc-btn:hover{background:var(--ink);color:#fff;border-color:var(--ink)}

/* ═══ Lightbox（图集放大·浅色） ═══ */
.lb{
  position:fixed;inset:0;z-index:300;background:rgba(248,249,250,.94);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.lb.open{opacity:1;pointer-events:auto}
.lb-fig{max-width:min(1040px,88vw);text-align:center}
.lb-fig img{
  max-width:100%;max-height:78vh;object-fit:contain;
  border-radius:12px;border:1px solid var(--line);background:#fff;
  box-shadow:0 24px 60px rgba(15,23,42,.14);
}
.lb-fig figcaption{margin-top:14px;font-size:13px;color:var(--ink-3)}
.lb-count{
  position:absolute;top:22px;left:26px;
  font-family:var(--mono);font-size:12px;color:var(--ink-3);letter-spacing:.1em;
}
.lb-nav{
  position:absolute;top:50%;transform:translateY(-50%);
  width:42px;height:42px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--ink-2);font-size:16px;transition:all .2s;
  box-shadow:var(--shadow);
}
.lb-nav:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
.lb-prev{left:22px}.lb-next{right:22px}
.lb-close{
  position:absolute;top:18px;right:22px;width:38px;height:38px;
  border-radius:10px;border:1px solid var(--line);background:#fff;
  color:var(--ink-2);font-size:18px;transition:all .2s;
}
.lb-close:hover{background:var(--ink);color:#fff;border-color:var(--ink)}
@media(max-width:640px){.lb-prev{left:8px}.lb-next{right:8px}}