:root{
  --bg:#f6f5f0;--bg-soft:#efeDE7;--surface:#ffffff;
  --ink:#0e0e0c;--ink-soft:#1a1a18;--muted:#6e6d65;--muted-2:#9a9990;
  --line:#e0ded6;--line-strong:#cfcdc4;
  --accent:#2b50ff;--accent-soft:#6e8bff;--accent-2:#7a5cff;--accent-ink:#ffffff;
  --font-display:"Space Grotesk","Inter",system-ui,-apple-system,sans-serif;
  --font-body:"Inter",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --font-mono:"IBM Plex Mono","SFMono-Regular",Consolas,monospace;
  --container:1700px;--gutter:clamp(24px,4vw,72px);
  --ease:cubic-bezier(.22,1,.36,1);--ease-out:cubic-bezier(.16,1,.3,1);
}
*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.6;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
::selection{background:var(--accent);color:#fff}
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.section{position:relative;padding-block:clamp(28px,3.5vw,48px)}
.section-alt{background:linear-gradient(180deg,var(--bg) 0%,#eef0fb 100%)}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-family:var(--font-mono);font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted)}
.eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px #2b50ff1f}
.section-title{font-family:var(--font-display);font-size:clamp(34px,4.6vw,68px);font-weight:600;line-height:1.04;letter-spacing:-.02em;margin-top:12px}
.section-title .dim{color:var(--muted-2)}
.section-head-center{text-align:center}
.section-head-center .section-title{max-width:900px;margin-inline:auto}

/* ============ NAV ============ */
.nav{position:fixed;inset:0 0 auto 0;z-index:100;padding-block:18px;transition:background .4s var(--ease),box-shadow .4s var(--ease),backdrop-filter .4s var(--ease)}
.nav.scrolled{background:#f6f5f0c7;-webkit-backdrop-filter:saturate(180%) blur(16px);backdrop-filter:saturate(180%) blur(16px);box-shadow:0 1px 0 var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:32px}
.nav-logo{font-family:var(--font-display);font-size:22px;font-weight:700;letter-spacing:-.02em;display:inline-flex;align-items:baseline;gap:2px}
.nav-logo .dot{color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:clamp(20px,3vw,44px)}
.nav-link{position:relative;font-size:14px;color:var(--ink-soft);letter-spacing:.02em;padding-block:4px;transition:color .25s var(--ease)}
.nav-link .en{font-family:var(--font-mono);font-size:10px;color:var(--muted-2);margin-left:6px;letter-spacing:.08em}
.nav-link:after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:1.5px;background:var(--accent);transition:width .3s var(--ease)}
.nav-link:hover{color:var(--ink)}
.nav-link:hover:after{width:100%}
.nav-right{display:flex;align-items:center;gap:18px}
.lang-toggle{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:13px;letter-spacing:.06em;color:var(--muted);padding:8px 14px;border:1px solid var(--line-strong);border-radius:999px;background:var(--surface);transition:border-color .3s var(--ease),color .3s var(--ease)}
.lang-toggle i{font-style:normal;color:var(--muted-2);font-size:11px}
.lang-toggle .lang-zh,.lang-toggle .lang-en{transition:color .3s var(--ease)}
.lang-toggle .active{color:var(--ink);font-weight:600}
.lang-toggle:hover{border-color:var(--ink)}
.nav-cta{display:inline-flex;align-items:center;gap:10px;padding:10px 22px;border-radius:999px;background:var(--ink);color:#fff;font-size:14px;font-weight:500;transition:transform .3s var(--ease),background .3s var(--ease)}
.nav-cta:hover{background:var(--accent);transform:translateY(-1px)}
.nav-cta .arrow{transition:transform .3s var(--ease)}
.nav-cta:hover .arrow{transform:translate(3px)}

/* ============ HERO ============ */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background:var(--bg)}
.hero-visual{position:absolute;right:0;top:56%;transform:translateY(-50%);height:86%;z-index:1;pointer-events:none}
.hero-visual img{height:100%;width:auto;max-width:none;object-fit:contain;filter:saturate(1.1) contrast(1.02);opacity:.95;animation:floaty 10s var(--ease) infinite}
@keyframes floaty{0%,to{transform:translateY(0)}50%{transform:translateY(-16px)}}
.hero-glow{position:absolute;right:-6vw;top:50%;transform:translateY(-50%);width:46vw;height:78vh;background:radial-gradient(ellipse at center,rgba(43,80,255,.12),transparent 62%);z-index:0;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(90px);z-index:0;mix-blend-mode:multiply}
.blob-1{width:46vw;height:46vw;left:-12vw;top:-10vw;background:radial-gradient(circle,rgba(43,80,255,.32),transparent 62%);animation:drift 22s var(--ease) infinite alternate}
.blob-2{width:40vw;height:40vw;right:-10vw;bottom:-8vw;background:radial-gradient(circle,rgba(122,92,255,.26),transparent 62%);animation:drift 26s var(--ease) infinite alternate-reverse}
.blob-3{width:30vw;height:30vw;right:24vw;top:8vw;background:radial-gradient(circle,rgba(110,139,255,.22),transparent 60%);animation:drift 30s var(--ease) infinite alternate}
@keyframes drift{0%{transform:translateZ(0) scale(1)}to{transform:translate3d(6vw,4vw,0) scale(1.12)}}
.hero-grid{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:96px 96px;opacity:.35;mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 0%,transparent 70%);-webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 0%,transparent 70%)}
.grain{position:absolute;top:0;right:0;bottom:0;left:0;z-index:3;pointer-events:none;opacity:.28;mix-blend-mode:multiply;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E")}
.hero-inner{position:relative;z-index:5;padding-top:120px;width:100%}
.hero-content{position:relative;z-index:5;max-width:68%}
.hero-tag{display:inline-flex;align-items:center;gap:10px;padding:8px 16px;border:1px solid var(--line-strong);border-radius:999px;font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-soft);background:#ffffff80;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}
.hero-tag .pulse{width:7px;height:7px;border-radius:50%;background:var(--accent);animation:pulse 2.2s var(--ease) infinite}
@keyframes pulse{0%,to{box-shadow:0 0 #2b50ff66}50%{box-shadow:0 0 0 7px #2b50ff00}}
.hero-title{font-family:var(--font-display);font-size:clamp(64px,12vw,172px);font-weight:700;line-height:.92;letter-spacing:-.04em;margin-top:34px}
.hero-title .row{display:block;overflow:hidden}
.hero-title .row>span{display:block;animation:rise .9s var(--ease-out) both}
.hero-title .row:nth-child(2)>span{animation-delay:.12s}
.hero-title .accent{background:linear-gradient(120deg,var(--accent) 0%,var(--accent-2) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
@keyframes rise{0%{transform:translateY(110%);opacity:0}to{transform:translateY(0);opacity:1}}
.hero-bottom{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-top:48px}
.hero-desc{max-width:460px;color:var(--muted);font-size:16px;line-height:1.7}
.hero-actions{display:flex;gap:14px;flex-shrink:0}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:999px;font-size:15px;font-weight:500;transition:transform .3s var(--ease),background .3s var(--ease),border-color .3s var(--ease),color .3s var(--ease)}
.btn-primary{background:var(--ink);color:#fff}
.btn-primary:hover{background:var(--accent);transform:translateY(-2px)}
.btn-ghost{border:1px solid var(--line-strong);color:var(--ink);background:#fff6}
.btn-ghost:hover{border-color:var(--ink);transform:translateY(-2px)}
.hero-meta{display:flex;align-items:center;gap:20px;margin-top:clamp(56px,9vh,90px);padding-top:26px;border-top:1px solid var(--line);font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2)}
.hero-meta .divider{width:1px;height:16px;background:var(--line-strong)}
.hero-scroll{margin-left:auto;display:inline-flex;align-items:center;gap:10px;color:var(--muted)}
.hero-scroll .line{width:40px;height:1px;background:var(--line-strong);position:relative;overflow:hidden}
.hero-scroll .line:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:var(--accent);transform:translate(-100%);animation:scrollline 2.4s var(--ease) infinite}
@keyframes scrollline{0%{transform:translate(-100%)}60%,to{transform:translate(100%)}}

/* ============ ABOUT ============ */
.about-grid{display:grid;grid-template-columns:7fr 3fr;gap:clamp(36px,4vw,72px);margin-top:30px;align-items:stretch}
.about-main{display:flex;flex-direction:column;min-width:0}
.about-name{font-family:var(--font-display);font-size:clamp(34px,3.6vw,58px);font-weight:600;letter-spacing:-.03em;line-height:1.05}
.about-name .en{display:block;font-size:.5em;color:var(--muted-2);font-weight:500;letter-spacing:.01em;margin-top:12px;line-height:1.5}
.about-target{display:inline-flex;align-items:center;gap:9px;margin-top:20px;padding:9px 18px;border-radius:999px;background:var(--ink);color:#fff;font-size:13px;font-weight:500;letter-spacing:.02em}
.about-target .dot{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.about-intro{margin-top:26px;color:var(--muted);font-size:16px;line-height:1.85;max-width:560px}
.about-edu{margin-top:22px;font-family:var(--font-mono);font-size:12px;color:var(--ink-soft);letter-spacing:.02em;line-height:1.6}
.about-contact{display:flex;flex-direction:column;gap:16px;margin-top:30px;padding-top:26px;border-top:1px solid var(--line)}
.contact-item .k{font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2)}
.contact-item .v{margin-top:5px;font-size:15px;font-weight:500;color:var(--ink);word-break:break-all}
.contact-item a.v:hover{color:var(--accent)}
.stats-band{margin-top:clamp(20px,2.5vw,36px);border-top:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:40px 32px;border-right:1px solid var(--line);position:relative}
.stat:first-child{padding-left:0}
.stat:last-child{border-right:none}
.stat-value{font-family:var(--font-display);font-size:clamp(40px,4.6vw,72px);font-weight:600;letter-spacing:-.03em;line-height:1}
.stat-value .unit{color:var(--accent)}
.stat-label{margin-top:12px;font-size:15px;font-weight:500}
.stat-hint{margin-top:4px;font-size:13px;color:var(--muted-2)}

/* 简历 */
.about-resume{display:flex;flex-direction:column;min-width:0}
.resume-bar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.resume-bar-label{font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2)}
.resume-tabs{display:inline-flex;gap:4px;padding:4px;border:1px solid var(--line-strong);border-radius:999px;background:var(--surface)}
.resume-tabs button{padding:7px 18px;border-radius:999px;font-size:13px;font-weight:500;color:var(--muted);transition:background .3s var(--ease),color .3s var(--ease)}
.resume-tabs button.active{background:var(--ink);color:#fff}
.resume-frame{position:relative;width:100%;flex:1 1 0;min-height:0;overflow-y:auto;border:1px solid var(--line-strong);border-radius:18px;background:#fff;box-shadow:0 30px 70px #12121021;scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent}
.resume-frame::-webkit-scrollbar{width:8px}
.resume-frame::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:4px}
.resume-frame img{position:absolute;top:0;left:0;width:100%;height:auto;display:block}
.resume-hint{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;font-family:var(--font-mono);font-size:14px;letter-spacing:.04em;color:var(--muted-2)}
.resume-hint a{color:var(--accent);font-weight:600;transition:color .3s var(--ease)}
.resume-hint a:hover{color:var(--ink)}

/* ============ WORK ============ */
.work-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px}
.work-head .count{font-family:var(--font-mono);font-size:13px;color:var(--muted-2);letter-spacing:.08em;padding-bottom:8px;white-space:nowrap}
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(24px,3vw,44px);margin-top:28px}
.project-card{position:relative;display:flex;flex-direction:column;text-decoration:none;color:inherit}
.project-media{position:relative;border-radius:20px;overflow:hidden;background:var(--bg-soft);cursor:zoom-in}
.project-media img{width:100%;height:auto;display:block;transition:transform .9s var(--ease)}
.project-card:hover .project-media img{transform:scale(1.045)}
.project-cover{width:100%;height:100%;display:grid;place-items:center;background:linear-gradient(150deg,#eae9e3,#dfe4f2);padding:clamp(24px,4vw,56px);transition:background .6s var(--ease)}
.project-card:hover .project-cover{background:linear-gradient(150deg,#e2e4f4,#dbe0ff)}
.project-cover .cover-title{font-family:var(--font-display);font-size:clamp(22px,3vw,44px);font-weight:600;letter-spacing:-.02em;line-height:1.15;white-space:pre-line;text-align:center;color:var(--ink)}
.project-cover .cover-mark{position:absolute;right:24px;bottom:20px;font-family:var(--font-mono);font-size:11px;letter-spacing:.1em;color:var(--muted)}
.project-index{position:absolute;top:18px;left:20px;z-index:2;font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;color:#fff;background:#0e0e0c8c;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);padding:6px 12px;border-radius:999px}
.project-zoom{position:absolute;top:18px;right:20px;z-index:2;display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:#fff;background:#0e0e0c8c;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);padding:6px 12px;border-radius:999px;opacity:0;transform:translateY(-4px);transition:opacity .3s var(--ease),transform .3s var(--ease)}
.project-card:hover .project-zoom{opacity:1;transform:translateY(0)}
@media (hover:none){
  .project-zoom{opacity:1;transform:none}
}
.project-meta{display:flex;align-items:baseline;gap:16px;margin-top:22px}
.project-title{font-family:var(--font-display);font-size:clamp(19px,1.8vw,27px);font-weight:600;letter-spacing:-.02em;line-height:1.12}
.project-year{margin-left:auto;font-family:var(--font-mono);font-size:13px;color:var(--muted-2)}
.project-cat{margin-top:6px;font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.project-desc{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.7;max-width:620px}
.project-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.project-tags span{padding:5px 12px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--muted)}

/* ============ CAROUSEL (证书 / 软著) ============ */
.carousel{margin-top:clamp(18px,2.2vw,32px);user-select:none}
.carousel-stage{position:relative;perspective:1200px}
.carousel-track{position:relative;min-height:280px;display:flex;align-items:center;justify-content:center}
.carousel-card{position:absolute;left:50%;top:50%;width:min(560px,78vw);transform:translate(-50%,-50%);transition:transform .65s var(--ease),opacity .5s var(--ease),filter .5s var(--ease);cursor:zoom-in;will-change:transform,opacity}
.carousel[data-aspect="landscape"] .carousel-card{width:min(620px,80vw)}
.carousel-card .card-inner{background:var(--surface);border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 24px 60px rgba(18,18,16,.12);display:flex;flex-direction:column}
.carousel-card .card-media{background:#fff;padding:12px}
.carousel-card .card-media img{width:100%;height:auto;display:block;object-fit:contain}
.carousel-card .card-cap{padding:12px 16px;border-top:1px solid var(--line);font-size:13px;color:var(--ink-soft);font-weight:500;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.carousel-card.pos-center{transform:translate(-50%,-50%) translateX(0) scale(1);opacity:1;z-index:3;filter:none}
.carousel-card.pos-left{transform:translate(-50%,-50%) translateX(calc(-50% - 60px)) scale(.8) rotateY(14deg);opacity:.5;z-index:2;filter:saturate(.85)}
.carousel-card.pos-right{transform:translate(-50%,-50%) translateX(calc(50% + 60px)) scale(.8) rotateY(-14deg);opacity:.5;z-index:2;filter:saturate(.85)}
.carousel-card.pos-hidden{opacity:0;z-index:1;pointer-events:none;transform:translate(-50%,-50%) translateX(calc(var(--dir,1)*140%)) scale(.6)}
.carousel-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:5;width:52px;height:52px;border-radius:50%;background:var(--ink);color:#fff;font-size:20px;display:grid;place-items:center;transition:background .3s var(--ease),transform .3s var(--ease);box-shadow:0 10px 26px rgba(18,18,16,.2)}
.carousel-arrow:hover{background:var(--accent);transform:translateY(-50%) scale(1.06)}
.carousel-arrow.prev{left:clamp(0px,4vw,40px)}
.carousel-arrow.next{right:clamp(0px,4vw,40px)}
.carousel-foot{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:20px}
.carousel-count{font-family:var(--font-mono);font-size:13px;letter-spacing:.1em;color:var(--muted-2)}
.carousel-count b{color:var(--ink);font-weight:600}
.carousel-dots{display:flex;gap:8px}
.carousel-dots button{width:8px;height:8px;border-radius:999px;background:var(--line-strong);transition:width .3s var(--ease),background .3s var(--ease)}
.carousel-dots button.active{width:24px;background:var(--accent)}

/* ============ LIGHTBOX ============ */
.lightbox{position:fixed;inset:0;z-index:200;display:flex;align-items:center;justify-content:center;background:rgba(14,14,12,.88);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);opacity:0;visibility:hidden;transition:opacity .35s var(--ease),visibility .35s}
.lightbox.open{opacity:1;visibility:visible}
.lightbox-body{max-width:min(900px,92vw);max-height:92vh;display:flex;flex-direction:column;align-items:center;gap:14px}
.lightbox-body img{max-width:100%;max-height:80vh;width:auto;height:auto;object-fit:contain;border-radius:10px;background:#fff;box-shadow:0 30px 80px rgba(0,0,0,.4)}
.lightbox-body figcaption{color:#e9e8e2;font-size:15px;text-align:center}
.lightbox-close{position:absolute;top:22px;right:26px;width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;font-size:18px;display:grid;place-items:center;transition:background .3s var(--ease)}
.lightbox-close:hover{background:var(--accent)}

/* ============ SKILLS ============ */
.strengths-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin-top:28px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.strength-card{position:relative;background:var(--surface);padding:clamp(28px,3vw,44px);min-height:240px;display:flex;flex-direction:column;transition:background .4s var(--ease)}
.strength-card:hover{background:var(--bg)}
.strength-top{display:flex;align-items:flex-start;justify-content:space-between}
.strength-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:12px;background:var(--ink);color:#fff;transition:background .4s var(--ease)}
.strength-card:hover .strength-icon{background:var(--accent)}
.strength-icon svg{width:22px;height:22px}
.strength-index{font-family:var(--font-mono);font-size:13px;color:var(--muted-2);letter-spacing:.08em}
.strength-title{margin-top:26px;font-family:var(--font-display);font-size:24px;font-weight:600;letter-spacing:-.02em}
.strength-en{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-top:4px}
.strength-desc{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.7}

/* ============ CONTACT ============ */
.contact-section{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
.contact-bg{position:absolute;top:0;right:0;bottom:0;left:0;z-index:0;background:linear-gradient(180deg,var(--bg) 0%,#edeffb 60%,#e6ebff 100%)}
.contact-bg .blob{mix-blend-mode:normal}
.contact-inner{position:relative;z-index:2;padding-block:clamp(40px,5vw,64px)}
.contact-title{font-family:var(--font-display);font-size:clamp(56px,9vw,150px);font-weight:700;line-height:.98;letter-spacing:-.04em}
.contact-title .row{display:block}
.contact-title .accent{background:linear-gradient(120deg,var(--accent) 0%,var(--accent-2) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.contact-sub{margin-top:28px;color:var(--muted);font-size:17px;max-width:460px}
.contact-links{display:flex;flex-wrap:wrap;gap:14px;margin-top:44px}
.contact-links .btn{font-size:16px;padding:17px 30px}
.contact-email-big{display:inline-block;margin-top:clamp(44px,7vh,70px);font-family:var(--font-display);font-size:clamp(22px,3.4vw,42px);font-weight:600;letter-spacing:-.02em;border-bottom:2px solid var(--line-strong);transition:color .3s var(--ease),border-color .3s var(--ease);word-break:break-all}
.contact-email-big:hover{color:var(--accent);border-color:var(--accent)}
.contact-footer{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:24px;padding-block:30px;border-top:1px solid var(--line);font-family:var(--font-mono);font-size:12px;letter-spacing:.08em;color:var(--muted-2);text-transform:uppercase}
.contact-footer .back-top{display:inline-flex;align-items:center;gap:8px;color:var(--ink);transition:color .3s var(--ease)}
.contact-footer .back-top:hover{color:var(--accent)}

/* ============ REVEAL ============ */
[data-reveal]{opacity:0;transform:translateY(34px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out);transition-delay:var(--reveal-delay,0s)}
[data-reveal].is-visible{opacity:1;transform:translateY(0)}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .about-grid{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:none}
  .stat{border-bottom:1px solid var(--line)}
  .strengths-grid{grid-template-columns:repeat(2,1fr)}
  .nav-links{display:none}
  .carousel-card.pos-left{transform:translate(-50%,-50%) translateX(calc(-60% - 30px)) scale(.72) rotateY(14deg)}
  .carousel-card.pos-right{transform:translate(-50%,-50%) translateX(calc(60% + 30px)) scale(.72) rotateY(-14deg)}
}
@media (max-width:720px){
  .project-grid{grid-template-columns:1fr}
  .hero-meta{flex-wrap:wrap;gap:12px;row-gap:8px;font-size:11px}
  .hero-bottom{flex-direction:column;align-items:flex-start}
  .hero-content{max-width:100%}
  .hero-visual{opacity:.35;right:-8%}
  .strengths-grid{grid-template-columns:1fr}
  .contact-footer{flex-direction:column;align-items:flex-start}
  .lang-toggle{display:none}
  .about-contact{grid-template-columns:1fr}
  .about-resume{height:auto}
  .resume-frame{flex:none;height:min(68vh,540px)}
  .carousel-card.pos-left,.carousel-card.pos-right{opacity:0;visibility:hidden;pointer-events:none}
}
@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}