@font-face{font-family:'Space Grotesk';font-style:normal;font-weight:500 700;font-display:swap;src:url('/fonts/space-grotesk-latin.woff2') format('woff2')}
@font-face{font-family:'Manrope';font-style:normal;font-weight:400 600;font-display:swap;src:url('/fonts/manrope-latin.woff2') format('woff2')}
@font-face{font-family:'JetBrains Mono';font-style:normal;font-weight:400 500;font-display:swap;src:url('/fonts/jetbrains-mono-latin.woff2') format('woff2')}

/* ============================================================
   Hussnain Mehdi — Android Engineer
   Premium dark glass, engineered. PRD §3-§5, §8, §10, §11.
   ============================================================ */

/* ---- 1. Tokens ------------------------------------------- */
:root{
  color-scheme:dark;
  --bg:#060B14;--surface-1:#0C1524;--surface-2:rgba(255,255,255,.045);--surface-3:rgba(255,255,255,.075);
  --stroke:rgba(255,255,255,.10);--stroke-hi:rgba(255,255,255,.18);
  --text-hi:#EEF3FA;--text-mid:#A7B4C6;--text-low:#63728A;
  --accent-mint:#34E2A0;--accent-sky:#4CC9F0;--accent-violet:#7B6CFF;
  --accent-grad:linear-gradient(112deg,#34E2A0,#4CC9F0 52%,#7B6CFF); /* @kind color */
  --bloom:.12; /* @kind other */--shadow-2:0 6px 24px rgba(0,0,0,.35);--shadow-3:0 18px 60px rgba(0,0,0,.45);
  --font-display:'Space Grotesk',ui-sans-serif,system-ui,sans-serif;
  --font-body:'Manrope',ui-sans-serif,system-ui,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --r-card:20px;--r-chip:14px;--r-pill:999px;
  --container:1200px;--gutter:24px;--section-y:128px;
  --ease:cubic-bezier(.16,1,.3,1); /* @kind other */
}
[data-theme="light"]{
  color-scheme:light;
  --bg:#F5F8FC;--surface-1:#FFFFFF;--surface-2:rgba(255,255,255,.72);--surface-3:#FFFFFF;
  --stroke:rgba(12,28,52,.10);--stroke-hi:rgba(12,28,52,.20);
  --text-hi:#0A1626;--text-mid:#42536B;--text-low:#7387A0;
  --accent-mint:#12A870;--accent-sky:#1F92C4;--accent-violet:#5A46E0;
  --accent-grad:linear-gradient(112deg,#12A870,#1F92C4 52%,#5A46E0); /* @kind color */
  --bloom:.06; /* @kind other */--shadow-2:0 8px 30px rgba(10,25,50,.08);--shadow-3:0 18px 50px rgba(10,25,50,.12);
}

/* ---- 2. Base --------------------------------------------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{margin:0}
body{background:var(--bg);color:var(--text-mid);font-family:var(--font-body);font-size:clamp(17px,1.45vw,18px);line-height:1.65;font-weight:400;-webkit-font-smoothing:antialiased;overflow-wrap:break-word}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--text-hi);margin:0;font-weight:600;text-wrap:balance}
h1{font-size:clamp(44px,7.5vw,104px);letter-spacing:-.04em;line-height:1;font-weight:700}
h2{font-size:clamp(28px,3.2vw,40px);letter-spacing:-.02em;line-height:1.15}
.page-title{font-size:clamp(28px,3.2vw,40px);letter-spacing:-.02em;line-height:1.15}
h3{font-size:clamp(19px,1.8vw,22px);letter-spacing:-.01em;line-height:1.25}
p{margin:0;text-wrap:pretty}
img{max-width:100%;display:block}
a{color:var(--text-hi);text-decoration:none}
a:hover{color:var(--accent-mint)}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
svg{flex:none}
:focus-visible{outline:2px solid var(--accent-mint);outline-offset:2px;border-radius:4px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip-link{position:fixed;left:-9999px;top:0;z-index:200;background:var(--surface-1);color:var(--text-hi);border:1px solid var(--stroke);border-radius:12px;padding:12px 18px;font-family:var(--font-mono);font-size:13px}
.skip-link:focus{left:16px;top:16px}

/* ---- 3. Layout primitives -------------------------------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:var(--section-y);border-top:1px solid var(--stroke);position:relative}
.section:first-of-type{border-top:0}
.prose{max-width:68ch}
.eyebrow{font-family:var(--font-mono);font-size:12.5px;letter-spacing:.16em;text-transform:uppercase;line-height:1;color:var(--text-low);display:flex;align-items:center;gap:.6em;margin-bottom:20px}
.eyebrow i{font-style:normal;color:var(--accent-mint)}
.lead{font-size:clamp(19px,1.7vw,21px);line-height:1.5;color:var(--text-hi);max-width:62ch}
.mono{font-family:var(--font-mono)}
.meta{font-family:var(--font-mono);font-size:14px;color:var(--text-low)}
.stack-lg{display:grid;gap:32px}
.stack-md{display:grid;gap:20px}
.stack-sm{display:grid;gap:12px}
.grid{display:grid;gap:20px}
.rule{height:3px;width:120px;border-radius:2px;background:var(--accent-grad)}

/* ---- 4. Elevation ---------------------------------------- */
.elev-1{border:1px solid var(--stroke);border-radius:var(--r-card);background:transparent}
.elev-2{border:1px solid var(--stroke);border-radius:var(--r-card);background:var(--surface-2);box-shadow:var(--shadow-2);backdrop-filter:blur(14px)}
.elev-3{position:relative;border:1px solid var(--stroke-hi);border-radius:var(--r-card);background:var(--surface-3);box-shadow:var(--shadow-3);backdrop-filter:blur(20px)}
.elev-3::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--accent-grad);opacity:.30;-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;pointer-events:none}
.rim::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--accent-grad);opacity:.30;-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude;pointer-events:none}
.hoverable{transition:background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease)}
.hoverable:hover{background:var(--surface-3);border-color:var(--stroke-hi);transform:translateY(-4px)}

/* ---- 5. Ambient bloom ------------------------------------ */
.bloom{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:-1}
.bloom::after{content:"";position:absolute;left:50%;top:-30%;width:min(1100px,120%);aspect-ratio:1;transform:translateX(-50%);background:radial-gradient(closest-side,var(--accent-sky),transparent 70%),radial-gradient(closest-side,var(--accent-violet),transparent 65%);background-position:30% 30%,70% 60%;background-repeat:no-repeat;background-size:70% 70%,60% 60%;opacity:var(--bloom);filter:blur(30px);animation:drift 24s ease-in-out infinite alternate}
@keyframes drift{from{transform:translateX(-50%) translateY(0)}to{transform:translateX(-51%) translateY(2.5%)}}

/* ---- 6. Chips, tags, buttons ------------------------------ */
.chip{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:13.5px;line-height:1;padding:9px 13px;white-space:nowrap;border:1px solid var(--stroke);border-radius:var(--r-chip);color:var(--text-mid);background:var(--surface-2);transition:border-color .18s var(--ease),color .18s var(--ease)}
.chip:hover{border-color:var(--stroke-hi);color:var(--text-hi)}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.tag{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-low);border:1px solid var(--stroke);border-radius:var(--r-pill);padding:6px 11px;line-height:1}
.badge{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:13px;line-height:1;padding:8px 14px;border-radius:var(--r-pill);border:1px solid var(--stroke);background:var(--surface-2);color:var(--text-mid)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--accent-mint);box-shadow:0 0 0 0 rgba(52,226,160,.5);animation:pulse 2.6s ease-out infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(52,226,160,.45)}70%{box-shadow:0 0 0 7px rgba(52,226,160,0)}100%{box-shadow:0 0 0 0 rgba(52,226,160,0)}}
.btn{display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;gap:9px;min-height:44px;padding:12px 20px;border-radius:var(--r-chip);font-family:var(--font-mono);font-size:14px;line-height:1;color:var(--text-hi);border:1px solid var(--stroke);background:var(--surface-2);transition:background .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease)}
.btn:hover{background:var(--surface-3);border-color:var(--stroke-hi);color:var(--text-hi)}
.btn:active{transform:translateY(1px)}
.btn-primary{position:relative;background:var(--surface-3);border-color:transparent}
.btn-primary::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--accent-grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude}
.btn-primary:hover::before{opacity:.85}
.link{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:14px;color:var(--text-hi);position:relative}
.link::after{content:"";position:absolute;left:0;bottom:-4px;height:1px;width:100%;background:var(--accent-grad);transform:scaleX(0);transform-origin:left;transition:transform .18s var(--ease)}
.link:hover::after{transform:scaleX(1)}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:var(--r-chip);border:1px solid var(--stroke);background:var(--surface-2);color:var(--text-mid);transition:color .18s var(--ease),border-color .18s var(--ease)}
.icon-btn:hover{color:var(--text-hi);border-color:var(--stroke-hi)}

/* ---- 7. Header ------------------------------------------- */
.header{position:sticky;top:0;z-index:100;height:64px;background:color-mix(in srgb,var(--bg) 72%,transparent);backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid transparent;transition:border-color .2s var(--ease)}
.header.scrolled{border-bottom-color:var(--stroke)}
.header-in{height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.monogram{position:relative;width:36px;height:36px;border-radius:11px;display:grid;place-items:center;font-family:var(--font-display);font-weight:700;font-size:14px;letter-spacing:.02em;color:var(--text-hi);background:var(--surface-2)}
.monogram::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:var(--accent-grad);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude}
.brand-text{display:grid;line-height:1.2;min-width:0}
.brand-name{font-family:var(--font-display);font-weight:600;font-size:15px;color:var(--text-hi);white-space:nowrap}
.brand-role{font-family:var(--font-mono);font-size:11px;color:var(--text-low);white-space:nowrap}
.nav{display:flex;align-items:center;gap:2px;font-family:var(--font-mono);font-size:13px}
.nav a{text-transform:capitalize;padding:8px 12px;border-radius:var(--r-pill);color:var(--text-low);transition:color .18s var(--ease)}
.nav a:hover{color:var(--text-hi)}
.nav a[aria-current="true"]{color:var(--text-hi);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--stroke)}
.header-actions{display:flex;align-items:center;gap:10px}
.progress{position:absolute;left:0;bottom:-2px;height:2px;width:100%;transform-origin:left;transform:scaleX(0);background:var(--accent-grad)}
.burger{display:none}
.sheet{position:fixed;inset:0;z-index:120;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(22px);padding:24px;display:none;flex-direction:column}
.sheet[open],.sheet.open{display:flex}
.sheet-top{display:flex;align-items:center;justify-content:space-between;height:40px}
.sheet nav{margin-top:40px;display:grid;gap:0;text-align:right}
.sheet nav a{display:flex;align-items:baseline;justify-content:flex-end;gap:16px;font-family:var(--font-display);font-size:clamp(26px,8vw,34px);font-weight:600;letter-spacing:-.02em;text-transform:capitalize;color:var(--text-hi);padding:16px 2px;border-bottom:1px solid var(--stroke);opacity:0;transform:translateY(12px);animation:sheetin .38s var(--ease) forwards;transition:color .18s var(--ease),padding-right .18s var(--ease)}
.sheet nav a:hover,.sheet nav a:active{color:var(--accent-mint);padding-right:8px}
.sheet nav a:nth-child(1){animation-delay:.04s}.sheet nav a:nth-child(2){animation-delay:.08s}.sheet nav a:nth-child(3){animation-delay:.12s}.sheet nav a:nth-child(4){animation-delay:.16s}.sheet nav a:nth-child(5){animation-delay:.2s}.sheet nav a:nth-child(6){animation-delay:.24s}
@keyframes sheetin{to{opacity:1;transform:none}}
.sheet-contact{margin-top:auto;display:flex;justify-content:flex-end;gap:10px;padding-top:24px}

/* ---- 8. Hero --------------------------------------------- */
.hero{position:relative;padding-block:clamp(56px,8vw,104px) clamp(48px,6vw,80px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:48px;align-items:center}
.hero .eyebrow{display:inline-flex;width:auto;padding:9px 14px;border:1px solid var(--stroke);border-radius:var(--r-pill);background:var(--surface-2);color:var(--text-mid);margin-bottom:26px}
.hero .eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-grad)}
.hero h1{margin-bottom:18px}
.hero-sub{font-family:var(--font-display);font-size:clamp(20px,2.4vw,30px);font-weight:600;letter-spacing:-.02em;line-height:1.25;color:var(--text-hi);margin-bottom:18px}
.hero-copy{max-width:62ch;margin-bottom:26px}
.hero-cta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:26px}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:56px}
.metric{padding:22px;text-align:left}
.metric b{display:block;font-family:var(--font-display);font-weight:700;font-size:clamp(36px,4vw,60px);line-height:1;letter-spacing:-.02em;color:var(--text-hi)}
.metric b.range{font-size:clamp(30px,3.35vw,48px);white-space:nowrap}
.metric span{display:block;margin-top:10px;font-family:var(--font-mono);font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-low);line-height:1.4}

/* ---- 9. Compose Preview panel (§4) ------------------------ */
.panel{overflow:hidden;position:relative;container-type:inline-size;container-name:panel}
.panel::after{content:"";position:absolute;inset:-40px -30px 20px;z-index:-1;border-radius:40px;background:var(--accent-grad);opacity:.10;filter:blur(46px);pointer-events:none}
.panel-tabs{display:flex;align-items:center;gap:12px;white-space:nowrap;padding:11px 14px;border-bottom:1px solid var(--stroke);font-family:var(--font-mono);font-size:12px;color:var(--text-low)}
.lights{display:flex;gap:6px}
.lights i{width:9px;height:9px;border-radius:50%;background:var(--stroke-hi)}
.tab{padding:4px 8px;border-radius:7px}
.tab.active{color:var(--text-hi);background:var(--surface-2)}
.build-ok{margin-left:auto;color:var(--accent-mint);opacity:0;transition:opacity .3s var(--ease);display:inline-flex;align-items:center;justify-content:center;gap:8px;line-height:1}
.panel.done .build-ok{opacity:1}
.panel-body{display:grid;grid-template-columns:minmax(0,62%) minmax(0,38%)}
.code{min-width:0;padding:18px 8px 20px 0;font-family:var(--font-mono);font-size:clamp(10px,2.05cqi,13.5px);line-height:1.8;border-right:1px solid var(--stroke);overflow:hidden}
.code .ln{display:grid;grid-template-columns:2.6em minmax(0,1fr);opacity:0;transform:translateY(4px)}
.panel.typed .ln{opacity:1;transform:none;transition:opacity .18s linear,transform .18s var(--ease)}
.code .ln>span:first-child{color:var(--text-low);text-align:right;padding-right:1em;user-select:none}
.code pre{margin:0;font:inherit;white-space:pre;color:var(--text-mid);min-width:0}
.k{color:var(--accent-mint)}.a{color:var(--accent-violet)}.s{color:var(--accent-sky)}.n{color:var(--text-hi)}.c{color:var(--text-low)}
.preview{position:relative;min-width:0;display:grid;place-items:center;padding:20px 16px}
.preview::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,transparent 30%,rgba(255,255,255,.14) 50%,transparent 70%);transform:translateX(-100%);pointer-events:none}
.panel.recompose .preview::after{animation:shimmer .4s linear 1}
@keyframes shimmer{to{transform:translateX(100%)}}
.phone{width:min(100%,clamp(128px,36cqi,208px));border:1px solid var(--stroke);border-radius:22px;padding:10px 10px 14px;background:var(--surface-1);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),inset 0 0 24px rgba(0,0,0,.25);display:grid;grid-template-rows:auto auto auto auto;gap:9px;align-content:start;opacity:0;transition:opacity .3s var(--ease)}
.panel.shown .phone{opacity:1}
.phone-img{position:relative;width:100%;aspect-ratio:1;border-radius:16px;overflow:hidden;border:1px solid var(--stroke)}
.phone-img img{width:100%;height:100%;object-fit:cover;object-position:50% 22%}
.phone-img::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(140deg,rgba(255,255,255,.6),transparent 55%);opacity:.35;-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude}
.phone-name{font-family:var(--font-display);font-weight:600;font-size:15px;color:var(--text-hi);line-height:1.2}
.phone-role{font-family:var(--font-mono);font-size:12px;color:var(--text-low);line-height:1.2}
.phone .badge{font-size:12px;padding:7px 11px;justify-self:start}

/* ---- 10. About ------------------------------------------- */
.about-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:48px;align-items:start}
.cap-row{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:48px}
.cap{padding:24px}
.cap svg{color:var(--accent-mint);margin-bottom:14px}
.cap h3{margin-bottom:8px}
.cap p{font-size:16px;line-height:1.62}

/* ---- 11. Experience timeline ------------------------------ */
.timeline{position:relative;margin-top:48px;padding-left:36px}
.timeline::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:var(--accent-grad);opacity:.4;border-radius:2px}
.tl-item{position:relative;padding-bottom:28px}
.tl-item::before{content:"";position:absolute;left:-36px;top:26px;width:12px;height:12px;border-radius:50%;background:var(--accent-grad);box-shadow:0 0 0 4px var(--bg)}
.tl-card{padding:26px 28px}
.tl-head{display:flex;flex-wrap:wrap;align-items:baseline;gap:12px;margin-bottom:6px}
.tl-org{font-family:var(--font-mono);font-size:14px;color:var(--accent-mint)}
.tl-chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0 18px}
.tl-list{display:grid;gap:9px}
.tl-list li{position:relative;padding-left:20px;font-size:16px;line-height:1.62}
.tl-list li::before{content:"";position:absolute;left:2px;top:.62em;width:6px;height:1px;background:var(--text-low)}

/* ---- 12. Skills ------------------------------------------ */
.skill-count{font-family:var(--font-mono);font-size:13px;color:var(--text-low);margin-top:16px}
.skill-groups{margin-top:44px;display:grid;gap:30px}
.skill-group{display:grid;grid-template-columns:200px minmax(0,1fr);gap:24px;align-items:start}
.skill-label{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-low);padding-top:10px}

/* ---- 13. Workflow / cards -------------------------------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.card-pad{padding:28px}
.card-pad svg{color:var(--accent-mint);margin-bottom:16px}
.card-pad h3{margin-bottom:10px}
.card-pad p{font-size:16px;line-height:1.62}

/* ---- 14. Projects ---------------------------------------- */
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:44px}
.pcard{position:relative;display:flex;flex-direction:column;overflow:hidden;color:inherit}
.pcard h3 a{color:var(--text-hi)}
.pcard:hover h3 a{color:var(--text-hi)}
.pstretch::after{content:"";position:absolute;inset:0;z-index:1}
.pfoot a{position:relative;z-index:2}
.pext{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:13px;line-height:1;padding:9px 14px;border:1px solid var(--stroke);border-radius:var(--r-pill);color:var(--text-mid);transition:color .18s var(--ease),border-color .18s var(--ease)}
.pext:hover{color:var(--text-hi);border-color:var(--stroke-hi)}
.pcard.featured{grid-column:auto}
.pshot{position:relative;aspect-ratio:832/470;max-height:clamp(160px,24vw,240px);background:var(--surface-1);overflow:hidden;border-bottom:1px solid var(--stroke)}
.pshot img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.pcard:hover .pshot img{transform:scale(1.04)}
.pshot-fallback{display:grid;place-items:center;font-family:var(--font-display);font-weight:700;font-size:44px;letter-spacing:-.02em;color:var(--text-low);background:linear-gradient(140deg,var(--surface-1),var(--bg))}
.pbody{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.pmeta{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.psum{font-size:15px;line-height:1.58;color:var(--text-mid);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pfoot{margin-top:auto;padding-top:10px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.pcta{font-family:var(--font-mono);font-size:13.5px;color:var(--accent-mint);display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border:1px solid var(--stroke);border-radius:var(--r-pill);background:var(--surface-2);transition:border-color .18s var(--ease),gap .18s var(--ease),background .18s var(--ease)}
.pcard:hover .pcta{gap:12px;border-color:var(--accent-mint);background:var(--surface-3)}
.proj-more{margin-top:36px;display:flex;justify-content:center}
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px}
.filter{font-family:var(--font-mono);font-size:13px;line-height:1;padding:10px 14px;border-radius:var(--r-pill);border:1px solid var(--stroke);color:var(--text-low);background:transparent;min-height:44px;display:inline-flex;align-items:center;transition:color .18s var(--ease),border-color .18s var(--ease),background .18s var(--ease)}
.filter:hover{color:var(--text-hi);border-color:var(--stroke-hi)}
.filter[aria-pressed="true"]{color:var(--text-hi);background:var(--surface-2);border-color:var(--stroke-hi)}
.index-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.index-grid .pcard{grid-column:auto}
.empty{padding:60px 24px;text-align:center;color:var(--text-low);font-family:var(--font-mono);font-size:14px}

/* ---- 15. Education / recognition -------------------------- */
.wide-card{padding:32px;margin-top:44px}
.wide-card .row{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:12px}
.awards{display:grid;gap:20px;margin-top:44px}
.award{position:relative;padding:30px 32px;display:grid;grid-template-columns:auto minmax(0,1fr);gap:20px;align-items:start}
.award svg{color:var(--accent-mint)}

/* ---- 16. Contact ----------------------------------------- */
.contact{position:relative;padding-block:var(--section-y);border-top:1px solid var(--stroke);overflow:hidden}
.contact .bloom::after{opacity:calc(var(--bloom) * 2)}
.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:56px;align-items:start;margin-top:44px}
.tiles{display:grid;gap:12px}
.tile{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;padding:15px 18px;color:inherit;min-height:44px}
.tile:hover{color:inherit}
.tile svg{color:var(--text-low);transition:color .18s var(--ease)}
.tile:hover svg{color:var(--accent-mint)}
.tile-txt{display:grid;gap:4px;min-width:0}
.tile-l{display:block;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-low);line-height:1}
.tile-v{display:block;color:var(--text-hi);font-size:16px;line-height:1.4;overflow-wrap:anywhere}
.form{display:grid;gap:18px;padding:30px}
.field{display:grid;gap:8px}
.field label{font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-low)}
.field input,.field textarea{width:100%;font-family:var(--font-body);font-size:16px;color:var(--text-hi);background:var(--surface-2);border:1px solid var(--stroke);border-radius:var(--r-chip);padding:13px 15px;min-height:48px;transition:border-color .18s var(--ease)}
.field textarea{min-height:132px;resize:vertical;line-height:1.6}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--accent-mint)}
.field .err{font-family:var(--font-mono);font-size:12px;color:#FF8189;min-height:1em}
[data-theme="light"] .field .err{color:#C7343F}
.field.invalid input,.field.invalid textarea{border-color:#FF8189}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.sent[hidden]{display:none}
.sent{padding:34px;text-align:center;display:grid;gap:10px;justify-items:center}
.sent svg{color:var(--accent-mint)}

/* ---- 17. Footer & mobile CTA ------------------------------ */
.footer{border-top:1px solid var(--stroke);padding-block:64px 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.footer h4{font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--text-low);font-weight:400;margin-bottom:16px}
.footer-links{display:grid;gap:10px;font-family:var(--font-mono);font-size:14px}
.footer-links a{color:var(--text-mid)}
.footer-links a:hover{color:var(--accent-mint)}
.footer-bottom{margin-top:48px;padding-top:22px;border-top:1px solid var(--stroke);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;font-family:var(--font-mono);font-size:13px;color:var(--text-low)}
.mbar{position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;gap:10px;padding:12px 16px calc(12px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(18px);border-top:1px solid var(--stroke);transform:translateY(110%);transition:transform .28s var(--ease)}
.mbar.show{transform:none}
.mbar .btn{flex:1}

/* ---- 18. Case study -------------------------------------- */
.crumb{font-family:var(--font-mono);font-size:13px;color:var(--text-low);display:flex;flex-wrap:wrap;gap:10px;align-items:center;padding-top:40px}
.crumb a{display:inline-flex;align-items:center;gap:8px}
.crumb a{color:var(--text-low)}
.crumb a:hover{color:var(--accent-mint)}
.cs-head{padding-block:36px 8px;display:grid;gap:20px}
.cs-title{display:flex;gap:20px;align-items:flex-start}
.cs-mono{flex:none;width:64px;height:64px;border-radius:18px;display:grid;place-items:center;font-family:var(--font-display);font-weight:700;font-size:20px;color:var(--text-hi);background:var(--surface-2);border:1px solid var(--stroke)}
.cs-head h1{font-size:clamp(32px,4.6vw,58px);letter-spacing:-.03em;line-height:1.05}
.cs-actions{display:flex;flex-wrap:wrap;gap:12px}
.banner{position:relative;margin-top:36px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--stroke-hi);background:var(--surface-1)}
.banner img{width:100%;aspect-ratio:832/470;object-fit:cover}
.cs-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:56px;align-items:start;padding-block:64px 96px}
.toc{position:sticky;top:88px;display:grid;gap:10px;font-family:var(--font-mono);font-size:13px;padding-left:18px;border-left:1px solid var(--stroke)}
.toc a{color:var(--text-low)}
.toc a:hover,.toc a[aria-current="true"]{color:var(--text-hi)}
.cs-body{display:grid;gap:56px}
.cs-sec h2{font-size:clamp(22px,2.4vw,28px);margin-bottom:16px}
.cs-sec p{max-width:68ch}
.feat-list{display:grid;gap:12px}
.feat-list li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px;align-items:start;font-size:16px;line-height:1.62}
.feat-list svg{color:var(--accent-mint);margin-top:3px}
.chal{display:grid;gap:14px;counter-reset:c}
.chal li{position:relative;padding:20px 24px 20px 62px;counter-increment:c}
.chal li::before{content:counter(c,decimal-leading-zero);position:absolute;left:24px;top:20px;font-family:var(--font-mono);font-size:13px;color:var(--accent-mint)}
.arch{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:start}
.layers{display:grid;gap:10px}
.layer{padding:16px 18px;border-radius:14px;border:1px solid var(--stroke);background:var(--surface-2);font-family:var(--font-mono);font-size:13px;color:var(--text-hi);display:flex;align-items:center;justify-content:space-between;gap:12px}
.layer span{color:var(--text-low);font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.layer-arrow{justify-self:center;color:var(--text-low)}
.cs-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}
.cs-nav a{padding:22px 24px;display:grid;gap:6px}
.cs-nav .d{font-family:var(--font-mono);font-size:12px;color:var(--text-low)}
.cs-nav .t{font-family:var(--font-display);font-weight:600;color:var(--text-hi)}
.cs-nav .next{text-align:right}
.related{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:20px}

/* ---- 19. 404 --------------------------------------------- */
.nf{min-height:70vh;display:grid;place-items:center;text-align:center;padding-block:80px}
.nf-in{display:grid;gap:20px;justify-items:center}
.nf code{font-family:var(--font-mono);font-size:13px;color:var(--text-low)}

/* ---- 20. Scroll reveal ----------------------------------- */
.reveal{opacity:0;transform:translateY(16px)}
.reveal.in{opacity:1;transform:none;transition:opacity .45s var(--ease),transform .45s var(--ease)}

/* ---- 21. Responsive (§10) --------------------------------- */
@media (max-width:1279px){:root{--container:1040px}.cs-layout{grid-template-columns:minmax(0,1fr)}.toc{display:none}}
@media (max-width:1023px){
  :root{--section-y:96px}
  .nav{display:none}
  .burger{display:inline-flex}
  .hero-grid,.about-grid,.contact-grid{grid-template-columns:minmax(0,1fr);gap:40px}
  .hero-grid{gap:44px}
  .proj-grid{grid-template-columns:repeat(2,1fr)}
  .pcard.featured{grid-column:auto}
  .index-grid{grid-template-columns:repeat(2,1fr)}
  .related{grid-template-columns:repeat(2,1fr)}
  .arch{grid-template-columns:minmax(0,1fr)}
  .cap-row,.cards-3{grid-template-columns:repeat(2,1fr)}
  .timeline{padding-left:30px}
  .tl-item::before{left:-30px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .mbar{display:flex}
  .footer{padding-bottom:calc(96px + env(safe-area-inset-bottom))}
}
@media (max-width:767px){
  :root{--section-y:72px;--gutter:20px}
  .brand-role{display:none}
  #resume-btn{width:44px;padding:0}
  .resume-label{display:none}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .panel{max-width:min(100%,420px)}
  .panel-body{grid-template-columns:minmax(0,1fr)}
  .code{border-right:0;border-bottom:1px solid var(--stroke);padding-right:14px}
  .cap-row,.cards-3,.proj-grid,.index-grid,.related,.cs-nav,.awards{grid-template-columns:minmax(0,1fr)}
  .pcard,.pcard.featured{grid-column:auto}
  .skill-group{grid-template-columns:minmax(0,1fr);gap:12px}
  .skill-label{padding-top:0}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:32px}
  .cs-nav .next{text-align:left}
  .contact-grid{gap:40px}
}
@media (max-width:479px){
  .hero-cta .btn{width:100%}
  .skill-group .chip{max-width:100%;white-space:normal;line-height:1.4;overflow-wrap:anywhere}
  .metric b{font-size:36px}
  .timeline{padding-left:24px}
  .tl-item::before{left:-24px;width:10px;height:10px}
  .tl-card{padding:22px 20px}
  .cs-title{gap:14px}
  .cs-mono{width:52px;height:52px;font-size:17px;border-radius:15px}
}
@media (max-width:359px){
  .header-in{padding-inline:12px;gap:8px}
  .brand{gap:8px}
  .header-actions{gap:4px}
  .header-actions .icon-btn,#resume-btn{width:40px;height:40px;min-height:40px}
}

/* ---- 22. Reduced motion (§8) ------------------------------ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.12s !important}
  .reveal{opacity:1;transform:none}
  .code .ln{opacity:1;transform:none}
  .phone{opacity:1}
  .bloom::after{animation:none}
  .sheet nav a{animation:none;opacity:1;transform:none}
}
@media print{.header,.mbar,.sheet,.bloom{display:none !important}body{background:#fff;color:#000}}

/* ---- 23. Theme toggle icon swap -------------------------- */
.i-light{display:none}
[data-theme="light"] .i-dark{display:none}
[data-theme="light"] .i-light{display:block}

/* ---- 24. Project card density ----------------------------- */
.pcard h3{font-size:19px;letter-spacing:-.01em}
.pcard.featured h3{font-size:19px;letter-spacing:-.01em}
.pcard.featured .pshot{max-height:clamp(160px,24vw,240px)}
.pcard .chip{font-size:12.5px;padding:7px 11px}
.pcard .tag{font-size:11.5px;padding:6px 10px}
@media (max-width:767px){.pcard,.pcard.featured{grid-column:auto}}

/* ---- 25. Compose panel legibility ------------------------ */
/* The split view holds down to a narrow panel; the type scales with the PANEL,
   not the viewport. Only a genuinely phone-width panel stacks (PRD 10.2). */
@container panel (max-width:560px){
  /* keep the split view; give the code more of it and shrink the preview */
  .panel-body{grid-template-columns:minmax(0,64%) minmax(0,36%)}
  .phone{width:100%;max-width:150px;padding:8px 8px 11px;border-radius:18px;gap:7px}
  .phone-img{border-radius:12px}
  .phone-name{font-size:11px;letter-spacing:-.01em}
  .phone-role{font-size:9.5px}
  .phone .badge{font-size:10px;padding:5px 8px;gap:6px}
  .preview{padding:14px 10px}
  .panel-tabs{font-size:10.5px;gap:8px;padding:9px 11px}
  .build-ok{white-space:nowrap}
}
@container panel (max-width:399px){
  .panel-body{grid-template-columns:minmax(0,1fr)}
  .code{border-right:0;border-bottom:1px solid var(--stroke);padding:16px 12px 16px 0;font-size:clamp(9.5px,2.85cqi,13px)}
  .preview{padding:18px 16px 20px}
  .phone{width:min(100%,168px)}
  .panel-tabs{font-size:11px;gap:8px}
}
@container panel (max-width:400px){
  .panel-tabs .tab:not(.active){display:none}
}
@supports not (container-type:inline-size){
  .panel-body{grid-template-columns:minmax(0,1fr)}
  .code{border-right:0;border-bottom:1px solid var(--stroke);padding-right:14px;font-size:12.5px}
  .phone{width:min(100%,180px)}
}

/* ---- 26. Nav label casing -------------------------------- */
.footer-links.nav-caps a{text-transform:capitalize}
.pcta{text-transform:capitalize}

/* ---- 27. Qualitative metric tiles ------------------------- */
.metric.is-text b{font-size:clamp(22px,2.5vw,32px);line-height:1.1;letter-spacing:-.02em;background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric.is-text span{margin-top:12px}

.tag-installs{display:inline-flex;align-items:center;gap:5px;border-color:color-mix(in oklab,var(--accent) 42%,transparent);background:color-mix(in oklab,var(--accent) 10%,transparent);font-variant-numeric:tabular-nums;font-weight:600;background-image:none}
.tag-installs svg{color:var(--accent);flex:none}
.tag-installs .n{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric b,.metric b.grad{background:var(--accent-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.btn-ghost{background:transparent}
.hire-btn svg{transition:transform .18s ease}.hire-btn:hover svg{transform:translateX(3px)}
@media (max-width:900px){.hire-btn{display:none}}
.oss{margin-top:34px;padding-top:28px;border-top:1px solid var(--line)}
.oss-head{margin:0 0 20px}
.oss-head h3{font-family:var(--font-display);font-weight:700;font-size:clamp(22px,2.4vw,30px);letter-spacing:-.02em;color:var(--text-hi);margin:0}
.oss-head p{margin:10px 0 0;font-size:15px;color:var(--text-2);max-width:56ch}
.oss-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px}
.oss-item{display:flex;flex-direction:column;gap:8px;padding:18px 20px;border:1px solid var(--line);border-radius:14px;background:color-mix(in oklab,var(--surface-1) 55%,transparent);text-decoration:none;color:inherit}
.oss-item:hover{border-color:color-mix(in oklab,var(--accent) 45%,var(--line))}
.oss-name{font-family:var(--font-mono);font-size:14px;font-weight:500;color:var(--text-1);display:inline-flex;align-items:center;gap:7px}
.oss-name svg{opacity:.55;transition:transform .18s ease}.oss-item:hover .oss-name svg{transform:translateX(3px);opacity:1}
.oss-desc{font-size:14.5px;line-height:1.6;color:var(--text-2)}
.oss-stack{font-family:var(--font-mono);font-size:12px;color:var(--text-dim)}
.oss-profile{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:14px;color:var(--text-2);text-decoration:none}
.oss-profile:hover{color:var(--accent)}
.form-error{margin:14px 0 0;font-size:14px;line-height:1.6;color:#ff8080}
.form-error a{color:inherit}
#cf-submit[disabled]{opacity:.6;pointer-events:none}
.cf-live{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

.tl-org{font-family:var(--font-mono)}
.tl-org .br{color:var(--accent);opacity:.75}

@media (max-width:767px){
  .oss-list{grid-template-columns:minmax(0,1fr)}
  .oss{margin-top:28px;padding-top:24px}
  .oss-item{padding:16px 16px}
  .oss-desc{font-size:14px}
  .metric{padding:18px}
  .metric span{font-size:12px;letter-spacing:.08em}
  .pcard .pmeta{flex-wrap:wrap;gap:6px}
  .pfoot{flex-wrap:wrap;gap:10px}
}
@media (max-width:479px){
  .metrics{grid-template-columns:repeat(2,1fr);gap:12px}
  .tag-installs{font-size:11px}
  .oss-head h3{font-size:21px}
  .pcta,.pext{font-size:12.5px}
}

.form textarea{resize:none;overflow-y:auto;max-width:100%}

.hero-text .eyebrow{white-space:nowrap;max-width:100%;font-size:clamp(10px,1.05vw,13px);letter-spacing:clamp(.05em,.5vw,.1em)}
@media (max-width:560px){.hero-text .eyebrow{white-space:normal;text-wrap:balance;line-height:1.55}}