/* =========================================================
   sameur.bd — Aurora Glass
   Design 1 production stylesheet.
   No external fonts, no CDN, no build step.
   ========================================================= */

:root{
  --bg:#F6F8FC; --bg-2:#FFFFFF; --card:rgba(255,255,255,.72); --card-solid:#FFFFFF;
  --line:rgba(16,24,40,.10); --line-2:rgba(16,24,40,.16);
  --text:#0C1222; --muted:#52607A; --dim:#7C8AA5;
  --a1:#4F46E5; --a2:#06B6D4; --a3:#8B5CF6; --accent:#4F46E5;
  --ok:#059669; --warn:#B45309;
  --grad:linear-gradient(100deg,var(--a1),var(--a2) 55%,var(--a3));
  --shadow-s:0 1px 2px rgba(16,24,40,.06),0 4px 14px -6px rgba(16,24,40,.12);
  --shadow-l:0 24px 60px -28px rgba(16,24,40,.35);
  --r:18px; --r-s:12px;
  --sans:"Inter",ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
}
[data-theme="dark"]{
  --bg:#070B16; --bg-2:#0B1120; --card:rgba(20,29,48,.66); --card-solid:#111A2C;
  --line:rgba(255,255,255,.10); --line-2:rgba(255,255,255,.18);
  --text:#EEF3FB; --muted:#A7B4CC; --dim:#7282A0;
  --a1:#7C8CFF; --a2:#37E2D6; --a3:#B98CFF; --accent:#7C8CFF;
  --ok:#34D399; --warn:#FBBF24;
  --shadow-s:0 1px 2px rgba(0,0,0,.4);
  --shadow-l:0 28px 70px -30px rgba(0,0,0,.8);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.65;
     -webkit-font-smoothing:antialiased;overflow-x:hidden;transition:background .35s ease,color .35s ease}
h1,h2,h3,h4,h5{margin:0;line-height:1.16;font-weight:700;letter-spacing:-.022em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 26px}
.muted{color:var(--muted)}.dim{color:var(--dim)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
           background-size:200% 100%;animation:gradslide 9s ease-in-out infinite}
@keyframes gradslide{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.eyebrow{font-family:var(--mono);font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);font-weight:600}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- background layers ---------- */
.aurora{position:fixed;inset:0;z-index:-2;overflow:hidden;background:var(--bg)}
.aurora span{position:absolute;display:block;border-radius:50%;filter:blur(70px);opacity:.55;mix-blend-mode:multiply;will-change:transform}
[data-theme="dark"] .aurora span{mix-blend-mode:screen;opacity:.30}
.aurora .b1{width:46vw;height:46vw;left:-8vw;top:-14vw;background:var(--a1);animation:drift1 26s ease-in-out infinite}
.aurora .b2{width:38vw;height:38vw;right:-6vw;top:2vw;background:var(--a2);animation:drift2 32s ease-in-out infinite}
.aurora .b3{width:42vw;height:42vw;left:28vw;bottom:-20vw;background:var(--a3);animation:drift3 38s ease-in-out infinite}
@keyframes drift1{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(6vw,4vw,0) scale(1.12)}}
@keyframes drift2{0%,100%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(-5vw,6vw,0) scale(1.1)}}
@keyframes drift3{0%,100%{transform:translate3d(0,0,0) scale(1.05)}50%{transform:translate3d(-7vw,-5vw,0) scale(.92)}}
.grain{position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:linear-gradient(to right,var(--line) 1px,transparent 1px),linear-gradient(to bottom,var(--line) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(900px 500px at 50% 0%,#000,transparent 80%);
  mask-image:radial-gradient(900px 500px at 50% 0%,#000,transparent 80%)}

/* ---------- scroll progress ---------- */
.progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:100;background:transparent;pointer-events:none}
.progress i{display:block;height:100%;background:var(--grad);transform:scaleX(0);transform-origin:0 50%;transition:transform .1s linear}

/* ---------- header ---------- */
header.site{position:sticky;top:0;z-index:60;
  background:rgba(246,248,252,.78);backdrop-filter:blur(16px) saturate(160%);-webkit-backdrop-filter:blur(16px) saturate(160%);
  border-bottom:1px solid var(--line)}
[data-theme="dark"] header.site{background:rgba(7,11,22,.78)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px;gap:16px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.mark{width:40px;height:40px;flex:0 0 40px;border-radius:12px;background:var(--grad);display:grid;place-items:center;
      color:#fff;font-weight:800;font-size:13px;letter-spacing:.02em;box-shadow:var(--shadow-s);animation:pulse 4.5s ease-in-out infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(79,70,229,.35)}50%{box-shadow:0 0 0 10px rgba(79,70,229,0)}}
.brand b{font-size:15px;display:block;line-height:1.25;white-space:nowrap}
.brand small{font-family:var(--mono);font-size:10.5px;color:var(--dim);white-space:nowrap}
.menu{display:flex;align-items:center;gap:2px;background:var(--card);border:1px solid var(--line);padding:5px;border-radius:999px;box-shadow:var(--shadow-s)}
.menu a{position:relative;padding:8px 14px;border-radius:999px;font-size:13.4px;font-weight:550;color:var(--muted);transition:color .25s ease,background .25s ease}
.menu a:hover{color:var(--text);background:rgba(16,24,40,.05)}
[data-theme="dark"] .menu a:hover{background:rgba(255,255,255,.06)}
.menu a.active{color:#fff;background:var(--grad);box-shadow:var(--shadow-s)}
.head-actions{display:flex;align-items:center;gap:10px}
.icon-btn{width:38px;height:38px;border-radius:11px;border:1px solid var(--line);background:var(--card);color:var(--text);
  display:grid;place-items:center;cursor:pointer;font-size:15px;transition:transform .2s ease,border-color .2s ease,color .2s ease}
.icon-btn:hover{transform:translateY(-2px);border-color:var(--accent);color:var(--accent)}
.burger{display:none}
.mobnav{display:none;flex-direction:column;background:var(--bg-2);border-bottom:1px solid var(--line);padding:8px 26px 18px}
.mobnav.open{display:flex}
.mobnav a{padding:13px 4px;border-bottom:1px solid var(--line);color:var(--muted);font-weight:550}
.mobnav a.active{color:var(--accent)}
.mobnav .btn{margin-top:14px;width:100%}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 22px;border-radius:13px;
  font-size:14.5px;font-weight:650;border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .22s cubic-bezier(.2,.8,.2,1),box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease}
.btn-p{background:var(--grad);color:#fff;background-size:180% 100%;box-shadow:0 10px 26px -12px rgba(79,70,229,.7)}
.btn-p:hover{transform:translateY(-3px);background-position:100% 50%;box-shadow:0 16px 34px -12px rgba(79,70,229,.8)}
.btn-g{border-color:var(--line-2);background:var(--card);color:var(--text)}
.btn-g:hover{transform:translateY(-3px);border-color:var(--accent);color:var(--accent)}
.btn-s{padding:8px 15px;font-size:13px;border-radius:10px}
.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}

/* ---------- sections ---------- */
section.blk{padding:88px 0}
section.blk.tight{padding-top:0}
.sec-head{max-width:680px;margin-bottom:44px}
.sec-head h1,.sec-head h2{font-size:clamp(28px,3.6vw,40px);margin:12px 0}
.sec-head p{color:var(--muted);font-size:16px;max-width:62ch}
.sec-head .idx{font-family:var(--mono);font-size:12px;color:var(--dim);letter-spacing:.14em}
.page-hero{padding:64px 0 34px}
.page-hero h1{font-size:clamp(34px,5vw,54px);letter-spacing:-.035em;margin:14px 0 12px}
.page-hero p{color:var(--muted);font-size:17px;max-width:62ch}
.crumbs{font-family:var(--mono);font-size:12px;color:var(--dim);margin-bottom:18px}
.crumbs a:hover{color:var(--accent)}

/* ---------- reveal / stagger ---------- */
/* Hidden ONLY when JS is available (html.js is set by main.js).
   With JavaScript disabled the content stays fully readable. */
html.js [data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1)}
html.js [data-reveal].in{opacity:1;transform:none}
html.js [data-stagger]>*{opacity:0;animation:pop .6s cubic-bezier(.2,.8,.2,1) both}
html.js [data-stagger].in>*{opacity:1}
@keyframes pop{from{opacity:0;transform:translateY(20px) scale(.985)}to{opacity:1;transform:none}}

/* ---------- grids & cards ---------- */
.g2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.g3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.g4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.split{display:grid;grid-template-columns:.85fr 1.15fr;gap:44px;align-items:start}
.split-wide{display:grid;grid-template-columns:1.35fr .65fr;gap:34px;align-items:start}
.card{position:relative;overflow:hidden;background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:26px;box-shadow:var(--shadow-s);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:transform .3s cubic-bezier(.2,.8,.2,1),box-shadow .3s ease,border-color .3s ease}
.card::after{content:"";position:absolute;inset:0;opacity:0;transition:opacity .35s ease;pointer-events:none;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),rgba(79,70,229,.13),transparent 62%)}
[data-theme="dark"] .card::after{background:radial-gradient(420px circle at var(--mx,50%) var(--my,0%),rgba(124,140,255,.16),transparent 62%)}
.card:hover{transform:translateY(-7px);box-shadow:var(--shadow-l);border-color:rgba(79,70,229,.35)}
.card:hover::after{opacity:1}
.card>*{position:relative;z-index:1}
.card h3{font-size:19px;margin-bottom:9px}
.card p{color:var(--muted);font-size:14.7px}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.card-foot{display:flex;gap:16px;align-items:center;flex-wrap:wrap;margin-top:20px;padding-top:16px;border-top:1px solid var(--line)}
.card-foot a{font-size:13.5px;font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease}
.card-foot a:hover{gap:10px}
.ic{width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-size:17px;font-weight:700;
  background:rgba(79,70,229,.12);border:1px solid rgba(79,70,229,.26);color:var(--accent);transition:transform .3s ease}
.card:hover .ic{transform:rotate(-8deg) scale(1.07)}
.badge{font-family:var(--mono);font-size:11px;font-weight:600;padding:4px 9px;border-radius:7px;border:1px solid var(--line-2);color:var(--dim);white-space:nowrap}
.badge.feat{color:var(--accent);border-color:rgba(79,70,229,.34);background:rgba(79,70,229,.10)}
.badge.ok{color:var(--ok);border-color:rgba(5,150,105,.34);background:rgba(5,150,105,.10)}
.badge.wip{color:var(--warn);border-color:rgba(180,83,9,.34);background:rgba(180,83,9,.10)}
.tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.tag{font-family:var(--mono);font-size:11.5px;padding:5px 10px;border-radius:8px;font-weight:550;
  background:rgba(79,70,229,.09);border:1px solid rgba(79,70,229,.20);color:var(--accent);transition:transform .2s ease}
.tag:hover{transform:translateY(-2px)}
.tag.plain{background:transparent;border-color:var(--line-2);color:var(--muted)}

/* ---------- hero (home) ---------- */
.hero{padding:74px 0 92px;position:relative}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:60px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;background:var(--card);
  border:1px solid var(--line);font-size:12.5px;font-weight:600;color:var(--muted);box-shadow:var(--shadow-s);margin-bottom:24px}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--ok);animation:beat 2.2s ease-out infinite}
@keyframes beat{0%{box-shadow:0 0 0 0 rgba(5,150,105,.55)}70%{box-shadow:0 0 0 10px rgba(5,150,105,0)}100%{box-shadow:0 0 0 0 rgba(5,150,105,0)}}
.hero h1{font-size:clamp(38px,5.8vw,66px);letter-spacing:-.035em;margin-bottom:16px}
.rotator{display:inline-flex;height:1.2em;overflow:hidden;vertical-align:-.14em}
.rotator ul{display:flex;flex-direction:column;animation:rotateWords 10s cubic-bezier(.7,0,.3,1) infinite}
.rotator li{height:1.2em;line-height:1.2em;font-size:clamp(19px,2.5vw,29px);font-weight:700;letter-spacing:-.02em}
@keyframes rotateWords{0%,28%{transform:translateY(0)}33%,61%{transform:translateY(-1.2em)}66%,94%{transform:translateY(-2.4em)}100%{transform:translateY(-3.6em)}}
.hero-lead{font-size:17px;color:var(--muted);max-width:56ch;margin:20px 0 32px}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:40px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:540px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--r-s);padding:16px;box-shadow:var(--shadow-s);transition:transform .25s ease}
.stat:hover{transform:translateY(-4px)}
.stat b{display:block;font-size:28px;font-weight:750;letter-spacing:-.03em;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:12px;color:var(--dim);font-weight:550}

/* hero visual: orbit */
.visual{position:relative;height:430px}
.orb{position:absolute;inset:0;display:grid;place-items:center}
.orb .ring{position:absolute;border-radius:50%;border:1px solid var(--line-2);animation:spin 24s linear infinite}
.orb .r1{width:330px;height:330px}
.orb .r2{width:250px;height:250px;animation-duration:17s;animation-direction:reverse;border-style:dashed}
.orb .r3{width:170px;height:170px;animation-duration:12s}
@keyframes spin{to{transform:rotate(360deg)}}
.orb .core{width:120px;height:120px;border-radius:32px;background:var(--grad);display:grid;place-items:center;color:#fff;
  font-weight:800;font-size:32px;box-shadow:var(--shadow-l);animation:float 6s ease-in-out infinite;z-index:2}
@keyframes float{0%,100%{transform:translateY(-8px)}50%{transform:translateY(10px)}}
.node{position:absolute;padding:9px 14px;border-radius:12px;background:var(--card-solid);border:1px solid var(--line);
  box-shadow:var(--shadow-l);font-family:var(--mono);font-size:12px;font-weight:600;display:flex;align-items:center;gap:8px;
  animation:float 7s ease-in-out infinite;z-index:3}
.node i{width:7px;height:7px;border-radius:50%;background:var(--accent)}
.n1{top:6%;left:0}.n2{top:20%;right:-2%;animation-delay:-1.4s}.n3{bottom:22%;left:-4%;animation-delay:-2.8s}
.n4{bottom:4%;right:4%;animation-delay:-4.2s}.n5{top:47%;left:42%;animation-delay:-3.4s}

/* portrait */
.portrait{position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--line-2);background:var(--card);
  box-shadow:var(--shadow-l);aspect-ratio:4/5;display:grid;place-items:center}
.portrait img{width:100%;height:100%;object-fit:cover}
.portrait .ph{position:absolute;inset:0;background:radial-gradient(120% 90% at 20% 10%,rgba(79,70,229,.30),transparent 60%),var(--grad);opacity:.9}
.portrait .ini{position:relative;font-size:96px;font-weight:800;color:#fff;letter-spacing:-.04em;text-shadow:0 8px 30px rgba(0,0,0,.28)}
.portrait .cap{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:space-between;gap:10px;
  padding:18px 20px;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.9);
  background:linear-gradient(to top,rgba(8,12,24,.62),transparent)}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-block:1px solid var(--line);padding:20px 0;background:var(--card);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.mq-track{display:flex;gap:44px;width:max-content;animation:mq 34s linear infinite}
.marquee:hover .mq-track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}
.mq-track span{font-family:var(--mono);font-size:13.5px;font-weight:600;color:var(--dim);display:flex;align-items:center;gap:14px;white-space:nowrap}
.mq-track span::after{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.55}

/* ---------- skills ---------- */
.skill-row{margin-bottom:20px}
.skill-row:last-child{margin-bottom:0}
.skill-row .lbl{display:flex;justify-content:space-between;align-items:baseline;gap:12px;font-size:14.6px;font-weight:550;margin-bottom:9px}
.skill-row .lbl em{font-style:normal;font-family:var(--mono);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim);white-space:nowrap}
.track{height:9px;border-radius:99px;background:rgba(16,24,40,.08);overflow:hidden}
[data-theme="dark"] .track{background:rgba(255,255,255,.09)}
.track i{display:block;height:100%;width:0;border-radius:99px;background:var(--grad);transition:width 1.3s cubic-bezier(.2,.8,.2,1)}

/* ---------- timeline ---------- */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(to bottom,var(--accent),rgba(79,70,229,.10))}
.tl{position:relative;padding-bottom:34px}
.tl:last-child{padding-bottom:0}
.tl::before{content:"";position:absolute;left:-34px;top:5px;width:20px;height:20px;border-radius:50%;
  background:var(--bg);border:2px solid var(--accent);box-shadow:0 0 0 5px rgba(79,70,229,.13);transition:transform .3s ease}
.tl:hover::before{transform:scale(1.18)}
.tl .when{font-family:var(--mono);font-size:12px;color:var(--accent);font-weight:600;margin-bottom:6px}
.tl h3{font-size:19px}
.tl .co{color:var(--muted);font-size:14.5px;font-weight:600;margin:3px 0 11px}
.tl li{position:relative;padding-left:20px;color:var(--muted);font-size:14.6px;margin-bottom:8px}
.tl li::before{content:"";position:absolute;left:2px;top:9px;width:6px;height:6px;border-radius:50%;background:var(--accent);opacity:.65}

/* ---------- filters ---------- */
.filters{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:30px}
.filters button,.filters .fbtn{padding:9px 17px;border-radius:999px;border:1px solid var(--line-2);background:var(--card);
  color:var(--muted);font-size:13.2px;font-weight:600;cursor:pointer;transition:all .25s ease;font-family:inherit;display:inline-flex;align-items:center;gap:6px}
.filters button:hover,.filters .fbtn:hover{border-color:var(--accent);color:var(--accent)}
.filters button.on,.filters .fbtn.on{background:var(--grad);color:#fff;border-color:transparent;box-shadow:var(--shadow-s)}
.filters button.on .dim,.filters .fbtn.on .dim{color:rgba(255,255,255,.78)}
.pcard.hide{display:none}
.empty{padding:40px;text-align:center;color:var(--dim);border:1px dashed var(--line-2);border-radius:var(--r)}

/* ---------- contact ---------- */
.clinks{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.clink{display:flex;align-items:center;gap:15px;padding:22px;border-radius:var(--r);background:var(--card);
  border:1px solid var(--line);box-shadow:var(--shadow-s);transition:transform .28s cubic-bezier(.2,.8,.2,1),box-shadow .28s ease,border-color .28s ease}
.clink:hover{transform:translateY(-5px);box-shadow:var(--shadow-l);border-color:rgba(79,70,229,.4)}
.clink .ic{flex:0 0 44px}
.clink .lb{font-family:var(--mono);font-size:10.5px;letter-spacing:.13em;text-transform:uppercase;color:var(--dim)}
.clink .vl{font-size:14.6px;font-weight:600;word-break:break-word}
.copy{margin-left:auto;flex:0 0 auto;padding:7px 12px;border-radius:9px;border:1px solid var(--line-2);background:transparent;
  color:var(--dim);font-size:11.5px;font-family:var(--mono);cursor:pointer;transition:all .2s ease}
.copy:hover{border-color:var(--accent);color:var(--accent)}
.copy.copied{border-color:var(--ok);color:var(--ok)}

/* ---------- SEO / data table ---------- */
.tbl{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:var(--card)}
.tbl .r{display:grid;grid-template-columns:200px 1fr;border-bottom:1px solid var(--line)}
.tbl .r:last-child{border-bottom:0}
.tbl .r>div{padding:13px 17px;font-size:14.2px}
.tbl .r>div:first-child{font-family:var(--mono);font-size:12px;color:var(--accent);background:rgba(16,24,40,.035);border-right:1px solid var(--line)}
[data-theme="dark"] .tbl .r>div:first-child{background:rgba(255,255,255,.04)}
.tbl .r>div:last-child{color:var(--muted);word-break:break-word}

/* ---------- resume ---------- */
.sheet{background:var(--card-solid);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow-l);
  padding:42px;position:relative;overflow:hidden}
.sheet::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:var(--grad)}
.sheet h2{font-size:27px;margin-bottom:4px}
.sheet .sub{color:var(--muted);font-size:14.2px;margin-bottom:10px}
.sheet .sec{display:grid;grid-template-columns:140px 1fr;gap:20px;padding:16px 0;border-top:1px dashed var(--line)}
.sheet .sec b{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:600;padding-top:3px}
.sheet .sec div:last-child{font-size:14.5px;color:var(--muted)}
.sheet .sec h4{font-size:15.5px;color:var(--text);margin-bottom:3px}
.sheet .sec li{margin-bottom:6px;font-size:14.3px;position:relative;padding-left:15px}
.sheet .sec li::before{content:"▸";position:absolute;left:0;color:var(--accent);font-size:11px;top:2px}
.skel{height:9px;border-radius:5px;background:rgba(16,24,40,.08);margin-bottom:8px}
[data-theme="dark"] .skel{background:rgba(255,255,255,.09)}
@media print{
  .aurora,.grain,.progress,header.site,footer.site,.dchip,.no-print{display:none !important}
  body{background:#fff;color:#000}
  .sheet{box-shadow:none;border:0;padding:0}
  section.blk{padding:0}
}

/* ---------- project detail ---------- */
.pdetail{display:grid;grid-template-columns:1.4fr .6fr;gap:34px;align-items:start}
.pdetail .body p{color:var(--muted);font-size:16px;margin-bottom:18px}
.pdetail .body li{position:relative;padding-left:22px;color:var(--muted);font-size:15px;margin-bottom:10px}
.pdetail .body li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
.sidecard{margin-bottom:20px}
.kv{display:grid;grid-template-columns:auto 1fr;gap:8px 16px;font-size:14px}
.kv dt{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.kv dd{margin:0;color:var(--text);font-weight:550;word-break:break-word}

/* ---------- credentials ---------- */
.cert-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:6px}
.cert{display:flex;align-items:flex-start;gap:11px;padding:13px 15px;border:1px solid var(--line);border-radius:var(--r-s);
  background:var(--bg-2);transition:transform .22s ease,border-color .22s ease}
.cert:hover{transform:translateX(4px);border-color:var(--accent)}
.cert .tick{flex:0 0 auto;width:20px;height:20px;border-radius:50%;display:grid;place-items:center;font-size:11px;
  background:rgba(5,150,105,.14);color:var(--ok);border:1px solid rgba(5,150,105,.3);margin-top:2px}
.cert .t{font-size:14.3px;font-weight:550}
.cert .m{font-size:12px;color:var(--dim);font-family:var(--mono);margin-top:2px}

/* ---------- CTA ---------- */
.cta{padding:52px 40px;text-align:center}
.cta h2{font-size:clamp(26px,3.4vw,38px);margin:14px 0 12px}
.cta p{color:var(--muted);max-width:58ch;margin:0 auto 28px}
.cta .row{display:flex;gap:13px;justify-content:center;flex-wrap:wrap}

/* ---------- footer ---------- */
footer.site{border-top:1px solid var(--line);padding:38px 0;background:var(--card);backdrop-filter:blur(10px)}
.foot{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:13px;color:var(--dim)}
.foot nav{display:flex;gap:20px;flex-wrap:wrap}
.foot a:hover{color:var(--accent)}
.foot .stack{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em}

/* ---------- notice ---------- */
.note{background:rgba(180,83,9,.09);border:1px solid rgba(180,83,9,.30);border-radius:var(--r-s);
  padding:15px 19px;font-size:14px;color:var(--muted);margin-bottom:28px}
.note b{color:var(--warn)}
.note.info{background:rgba(79,70,229,.08);border-color:rgba(79,70,229,.28)}
.note.info b{color:var(--accent)}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
  html.js [data-reveal]{opacity:1;transform:none}
  html.js [data-stagger]>*{opacity:1}
  .mq-track{animation:none}
}

/* ---------- responsive ---------- */
@media(max-width:1000px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .visual{height:340px}
  .g3,.clinks{grid-template-columns:repeat(2,1fr)}
  .g4{grid-template-columns:repeat(2,1fr)}
  .split,.split-wide,.pdetail{grid-template-columns:1fr}
}
@media(max-width:780px){
  .menu,.head-actions .btn{display:none}
  .burger{display:grid}
  section.blk{padding:60px 0}
  .g3,.g2,.g4,.clinks,.stats,.cert-list{grid-template-columns:1fr}
  .wrap{padding:0 19px}
  .hero{padding:46px 0 60px}
  .hero h1{font-size:34px}
  .sheet{padding:26px}
  .sheet .sec{grid-template-columns:1fr;gap:6px}
  .cta{padding:36px 22px}
  .tbl .r{grid-template-columns:1fr}
  .tbl .r>div:first-child{border-right:0;border-bottom:1px solid var(--line);padding-bottom:6px}
  .portrait{max-width:340px}
}


/* =========================================================
   BLOG — /blog index and /blog/:slug article
   Uses the same tokens as the rest of the site so the admin
   colour pickers re-skin these pages automatically.
   ========================================================= */

.hero-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:16px}

/* ---------- toolbar: filters + search on one row ---------- */
.blog-tools{display:flex;gap:16px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap;margin-bottom:30px}
.blog-tools .filters{margin-bottom:0}
.search{position:relative;display:block;min-width:220px;flex:0 1 260px}
.search input{width:100%;padding:10px 15px;border-radius:999px;border:1px solid var(--line-2);
  background:var(--card);font-size:13.2px;font-family:inherit;transition:border-color .25s ease,box-shadow .25s ease}
.search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(79,70,229,.14)}

/* ---------- featured (wide) card ---------- */
.post-feature{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:0;overflow:hidden;
  margin-bottom:26px;padding:0}
.pf-media{position:relative;display:block;min-height:220px;background:var(--grad);overflow:hidden}
.pf-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.8,.2,1)}
.post-feature:hover .pf-media img{transform:scale(1.045)}
.pf-glyph{position:absolute;inset:0;display:grid;place-items:center;font-size:64px;color:rgba(255,255,255,.9)}
.pf-body{padding:28px}
.pf-body h2{font-size:clamp(21px,2.5vw,29px);margin:12px 0 10px}
.pf-body h2 a{transition:color .22s ease}
.pf-body h2 a:hover{color:var(--accent)}
.pf-body>p{color:var(--muted);font-size:15px;margin-bottom:14px}

/* ---------- post cards ---------- */
.post-card h3 a{transition:color .22s ease}
.post-card h3 a:hover{color:var(--accent)}
.post-card p{font-size:14.4px}
.pcard.hide{display:none}

/* ---------- pagination ---------- */
.pager{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:34px;flex-wrap:wrap}
.pager .dim{font-size:13px;font-family:var(--mono)}

/* ---------- article header ---------- */
.post-hero{padding-bottom:26px}
.post-kicker{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:14px 0 12px;
  font-size:13px;color:var(--dim);font-family:var(--mono)}
.post-kicker time{color:var(--dim)}
.post h1{font-size:clamp(28px,4.4vw,46px);max-width:20ch}
.post-lede{margin-top:16px;font-size:clamp(16px,1.6vw,19px);color:var(--muted);max-width:62ch;line-height:1.62}
.post-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:20px;font-size:13px}
.post-actions .dim{font-family:var(--mono);text-transform:lowercase}
.post-actions a,.post-actions button{padding:7px 14px;border-radius:999px;border:1px solid var(--line-2);
  background:var(--card);color:var(--muted);font-size:12.8px;font-weight:600;cursor:pointer;font-family:inherit;
  transition:all .25s ease}
.post-actions a:hover,.post-actions button:hover{border-color:var(--accent);color:var(--accent)}

.post-cover{margin:22px 0 0;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-s)}
.post-cover img{width:100%;aspect-ratio:21/9;object-fit:cover}

/* ---------- two-column body: TOC + prose ---------- */
.post-layout{display:grid;grid-template-columns:230px minmax(0,1fr);gap:46px;align-items:start}
.post-toc{position:sticky;top:96px;align-self:start}
.toc-inner{padding:18px;border-radius:var(--r);background:var(--card);border:1px solid var(--line);
  box-shadow:var(--shadow-s);backdrop-filter:blur(14px)}
.toc-inner .eyebrow{display:block;margin-bottom:10px}
.toc-inner nav{display:flex;flex-direction:column;gap:2px;max-height:52vh;overflow:auto}
.toc-inner nav a{font-size:13px;color:var(--muted);padding:6px 10px;border-radius:8px;border-left:2px solid transparent;
  transition:all .2s ease;line-height:1.4}
.toc-inner nav a:hover{color:var(--accent);background:rgba(79,70,229,.07);border-left-color:var(--accent)}
.toc-inner nav a.toc-3{padding-left:22px;font-size:12.4px;opacity:.86}
.toc-back{display:block;margin-top:12px;padding-top:12px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--dim);transition:color .2s ease}
.toc-back:hover{color:var(--accent)}

/* ---------- prose: everything lib/markdown.js can emit ---------- */
.prose{font-size:17px;line-height:1.78;color:var(--text);max-width:74ch;min-width:0}
.prose>*+*{margin-top:1.15em}
.prose h2,.prose h3,.prose h4,.prose h5,.prose h6,.prose h7{position:relative;scroll-margin-top:104px;margin-top:1.9em;line-height:1.24}
.prose h2{font-size:clamp(22px,2.5vw,28px)}
.prose h3{font-size:clamp(18px,2vw,21px)}
.prose h4{font-size:17px}
.prose h5,.prose h6,.prose h7{font-size:15.5px;color:var(--muted)}
.prose .anchor{position:absolute;left:-.9em;top:0;font-family:var(--mono);font-weight:400;color:var(--accent);
  opacity:0;transition:opacity .2s ease;text-decoration:none}
.prose h2:hover .anchor,.prose h3:hover .anchor,.prose h4:hover .anchor{opacity:.55}
.prose p{color:var(--muted)}
.prose strong{color:var(--text);font-weight:650}
.prose em{font-style:italic}
.prose del{opacity:.6}
.prose a{color:var(--accent);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;
  text-decoration-color:rgba(79,70,229,.34);transition:text-decoration-color .2s ease,color .2s ease;word-break:break-word}
.prose a:hover{text-decoration-color:var(--accent)}
.prose ul,.prose ol{padding-left:1.35em;color:var(--muted)}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose ul ul,.prose ol ol,.prose ul ol,.prose ol ul{margin-top:.4em}
.prose li{margin:.42em 0;line-height:1.7}
.prose li::marker{color:var(--accent)}
.prose li.task{list-style:none;margin-left:-1.35em;display:flex;align-items:flex-start;gap:9px}
.prose .checkbox{flex:0 0 18px;width:18px;height:18px;margin-top:4px;border-radius:5px;border:1.6px solid var(--line-2);
  display:grid;place-items:center;font-size:11px;color:transparent;background:var(--card-solid)}
.prose .checkbox.on{background:var(--grad);border-color:transparent;color:#fff}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 20px;border-left:3px solid var(--accent);color:var(--muted)}
.prose blockquote p{color:var(--muted);font-style:italic}
.prose blockquote blockquote{margin-top:.7em;opacity:.85}
.prose hr{border:0;height:1px;background:var(--line-2);margin:2.2em 0}
.prose code{font-family:var(--mono);font-size:.875em;padding:.16em .42em;border-radius:6px;
  background:rgba(79,70,229,.1);color:var(--a1);border:1px solid rgba(79,70,229,.14);word-break:break-word}
[data-theme="dark"] .prose code{background:rgba(124,140,255,.16);color:#C3CCFF}

/* fenced code blocks */
.code-block{position:relative;margin:1.6em 0;border-radius:var(--r-s);overflow:hidden;
  border:1px solid var(--line-2);background:var(--card-solid);box-shadow:var(--shadow-s)}
.code-lang{position:absolute;top:0;right:0;padding:4px 12px;font-family:var(--mono);font-size:10.5px;
  letter-spacing:.09em;text-transform:uppercase;color:var(--dim);background:var(--card);
  border-left:1px solid var(--line);border-bottom:1px solid var(--line);border-radius:0 var(--r-s) 0 10px}
.code-block pre{margin:0;padding:18px 20px;overflow-x:auto;tab-size:2}
.code-block code{display:block;padding:0;border:0;background:none;color:var(--text);
  font-family:var(--mono);font-size:13.6px;line-height:1.68;word-break:normal;white-space:pre}
[data-theme="dark"] .code-block{background:#0A1120}

/* tables */
.table-wrap{margin:1.6em 0;overflow-x:auto;border-radius:var(--r-s);border:1px solid var(--line);box-shadow:var(--shadow-s)}
.prose table{width:100%;border-collapse:collapse;font-size:14.6px;background:var(--card)}
.prose th,.prose td{padding:11px 15px;text-align:left;border-bottom:1px solid var(--line)}
.prose th{background:var(--card-solid);font-weight:650;color:var(--text);font-size:13px;
  letter-spacing:.02em;border-bottom:1.5px solid var(--line-2);white-space:nowrap}
.prose tbody tr:last-child td{border-bottom:0}
.prose tbody tr{transition:background .18s ease}
.prose tbody tr:hover{background:rgba(79,70,229,.045)}

.prose img{border-radius:var(--r-s);border:1px solid var(--line);margin:1.5em 0}

/* ---------- author card + tags ---------- */
.author-card{display:flex;gap:20px;align-items:flex-start;padding:24px}
.author-avatar{flex:0 0 58px;width:58px;height:58px;border-radius:16px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-family:var(--mono);font-weight:700;font-size:19px;
  box-shadow:var(--shadow-s)}
.author-card h3{font-size:17px;margin:6px 0 3px}
.author-card p{color:var(--muted);font-size:14px;margin-bottom:12px}
.post-tags{margin-bottom:12px}
.post-tags .tag{font-family:var(--mono);font-size:12px}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .post-layout{grid-template-columns:1fr;gap:26px}
  .post-toc{position:static;order:-1}
  .toc-inner nav{max-height:none;flex-direction:row;flex-wrap:wrap}
  .toc-inner nav a{border-left:0;border-bottom:2px solid transparent}
  .toc-inner nav a.toc-3{padding-left:10px}
  .toc-back{display:none}
  .post-feature{grid-template-columns:1fr}
  .pf-media{min-height:170px;aspect-ratio:16/7}
  .prose{font-size:16.4px;max-width:none}
}
@media (max-width:780px){
  .blog-tools{flex-direction:column;align-items:stretch}
  .search{flex:1 1 auto;min-width:0}
  .pf-body{padding:20px}
  .author-card{flex-direction:column;gap:14px}
  .post-actions{gap:8px}
}

/* ---------- print: a post should print as a clean article ---------- */
@media print{
  .post-toc,.post-actions,.post-cover,.author-card,.pager,.blog-tools,.post-tags{display:none!important}
  .post-layout{grid-template-columns:1fr}
  .prose{font-size:12pt;max-width:none;color:#000}
  .prose a{color:#000;text-decoration:underline}
  .prose a[href^="http"]::after{content:" (" attr(href) ")";font-size:9pt;color:#444;word-break:break-all}
  .code-block{border:1px solid #ccc;box-shadow:none;break-inside:avoid}
  .code-block code{font-size:9.5pt}
  .prose h2,.prose h3{break-after:avoid}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  .post-feature:hover .pf-media img{transform:none}
  .prose .anchor{opacity:.4}
}

/* copy button inside fenced code blocks */
.code-block .code-copy{position:absolute;bottom:8px;right:8px;padding:4px 11px;border-radius:999px;
  border:1px solid var(--line-2);background:var(--card);color:var(--dim);font-family:var(--mono);
  font-size:11px;cursor:pointer;opacity:0;transition:opacity .2s ease,color .2s ease,border-color .2s ease}
.code-block:hover .code-copy,.code-block .code-copy:focus-visible{opacity:1}
.code-block .code-copy:hover{color:var(--accent);border-color:var(--accent)}
@media (max-width:780px){.code-block .code-copy{opacity:1}}
.prose li.task{list-style:none}