/* ============================================================
   Asif Ali — Portfolio Design System
   ============================================================ */

:root{
  --bg: #0a0d14;
  --bg-soft: #0d111a;
  --surface: #121722;
  --surface-2: #171d2b;
  --surface-border: #232b3d;
  --text: #e8ecf4;
  --text-dim: #a6b0c3;
  --text-faint: #6b7690;
  --accent: #35e0c2;
  --accent-2: #7c8cff;
  --accent-warm: #ffb454;
  --danger: #ff6b6b;
  --success: #4ade80;
  --radius: 14px;
  --radius-sm: 8px;
  --radius-lg: 22px;
  --maxw: 1180px;
  --shadow-soft: 0 20px 60px -20px rgba(0,0,0,.55);
  --font-display: 'Space Grotesk', 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ font-family: var(--font-display); font-weight: 600; line-height:1.15; margin:0; letter-spacing:-0.01em; }
p{ margin:0; }
button{ font-family: inherit; cursor:pointer; }

.container{ max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section{ padding: 108px 0; position: relative; }
.section-tight{ padding: 72px 0; }

@media (max-width: 720px){
  .section{ padding: 72px 0; }
  .section-tight{ padding: 52px 0; }
}

/* Background texture */
.bg-grid{
  position: fixed; inset:0; z-index:-2;
  background-image:
    linear-gradient(rgba(124,140,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,140,255,.06) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
}
.bg-glow{
  position: fixed; z-index:-1; inset:0; pointer-events:none;
  background:
    radial-gradient(600px 420px at 12% -5%, rgba(53,224,194,.14), transparent 60%),
    radial-gradient(560px 420px at 92% 8%, rgba(124,140,255,.16), transparent 60%);
}

/* Eyebrow / kicker */
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-size: 12.5px; letter-spacing:.08em; text-transform:uppercase;
  color: var(--accent); background: rgba(53,224,194,.08); border:1px solid rgba(53,224,194,.25);
  padding: 6px 12px; border-radius: 999px;
}
.eyebrow::before{ content:"●"; font-size:8px; color: var(--accent); }

.eyebrow.alt{ color: var(--accent-2); background: rgba(124,140,255,.08); border-color: rgba(124,140,255,.28); }
.eyebrow.alt::before{ color: var(--accent-2); }

/* Nav */
.nav{
  position: sticky; top:0; z-index:100;
  backdrop-filter: blur(14px) saturate(140%);
  background: rgba(10,13,20,.72);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:72px; }
.brand{ display:flex; align-items:center; gap:10px; font-family: var(--font-display); font-weight:700; font-size:17px; }
.brand-mark{
  width:34px; height:34px; border-radius:50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display:flex; align-items:center; justify-content:center; overflow:hidden;
  color:#0a0d14; font-weight:800; font-size:14px; font-family: var(--font-mono);
  box-shadow: 0 0 0 1px var(--surface-border);
}
.brand-mark img{ width:100%; height:100%; object-fit:cover; }
.nav-links{ display:flex; align-items:center; gap:34px; }
.nav-links a{ font-size:14.5px; color: var(--text-dim); transition:.2s color; position:relative; }
.nav-links a:hover{ color: var(--text); }
.nav-links a.active{ color: var(--text); }
.nav-cta{
  padding:10px 18px; border-radius: 999px; font-size:14px; font-weight:600;
  background: var(--text); color: var(--bg);
  border:1px solid transparent;
  transition:.2s transform, .2s opacity;
}
.nav-cta:hover{ opacity:.9; transform: translateY(-1px); }
.nav-toggle{ display:none; background:none; border:1px solid var(--surface-border); border-radius:8px; padding:8px; color:var(--text); }
.nav-toggle svg{ width:20px; height:20px; }

@media (max-width: 860px){
  /* .nav has backdrop-filter, which makes it the containing block for any
     position:fixed descendant — so this panel uses absolute + a
     viewport-relative height instead of fixed + inset, otherwise it only
     covers .nav's own 72px-tall box instead of the full screen. */
  .nav-links{
    position: absolute; top:100%; left:0; right:0; height: calc(100vh - 72px); overflow-y:auto;
    flex-direction:column; align-items:flex-start;
    background: var(--bg-soft); padding: 28px 24px; gap:22px; border-bottom:1px solid var(--surface-border);
    transform: translateY(-8px); opacity:0; pointer-events:none; transition:.22s ease;
  }
  .nav-links.open{ transform: translateY(0); opacity:1; pointer-events:auto; }
  .nav-links a{ font-size:17px; }
  .nav-toggle{ display:flex; }
  .nav-cta-wrap{ display:none; }
}

/* Buttons */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:14px 26px; border-radius:999px; font-weight:600; font-size:15px;
  border:1px solid transparent; transition:.2s transform,.2s box-shadow,.2s background,.2s border-color,.2s color;
  white-space:nowrap;
}
.btn svg{ width:16px; height:16px; flex:none; }
.project-nav a svg{ width:16px; height:16px; flex:none; }
.eyebrow svg{ width:14px; height:14px; flex:none; }
.btn-primary{ background: linear-gradient(135deg, var(--accent), #29c7ac); color:#04140f; }
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 14px 30px -10px rgba(53,224,194,.45); }
.btn-ghost{ background: transparent; border-color: var(--surface-border); color: var(--text); }
.btn-ghost:hover{ border-color: var(--accent-2); color:#fff; transform: translateY(-2px); }
.btn-sm{ padding:9px 18px; font-size:13.5px; }
.btn-block{ width:100%; }

/* Hero */
.hero{ padding: 100px 0 60px; }
.hero-grid{ display:grid; grid-template-columns: 1.1fr .9fr; gap:56px; align-items:center; }
.hero-kicker{ margin-bottom:22px; }
.hero-id{ display:flex; align-items:center; gap:15px; margin-bottom:24px; }
.hero-photo{ width:60px; height:60px; border-radius:50%; object-fit:cover; flex:none;
  border:2px solid var(--surface-border); box-shadow:0 0 0 4px rgba(53,224,194,.10); }
.hero-id strong{ display:block; font-family: var(--font-display); font-size:19px; color: var(--text); }
.hero-id span{ display:block; margin-top:3px; font-size:15px; line-height:1.45; color: var(--text-dim); max-width:520px; }
.hero h1{ font-size: clamp(34px, 5.2vw, 60px); }
.hero h1 .accent{ background: linear-gradient(100deg, var(--accent), var(--accent-2)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero-sub, .hero-lead{ margin-top:22px; font-size:17px; color: var(--text-dim); max-width: 600px; }
.hero-lead strong{ color: var(--text); }
.hero-actions{ display:flex; gap:14px; margin-top:36px; flex-wrap:wrap; }
.hero-meta{ display:flex; gap:26px; margin-top:44px; flex-wrap:wrap; }
.hero-meta div{ font-family: var(--font-mono); font-size:12.5px; color: var(--text-faint); }
.hero-meta strong{ display:block; font-family: var(--font-display); font-size:22px; color: var(--text); font-weight:700; }

.hero-card{
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  border:1px solid var(--surface-border); border-radius: var(--radius-lg);
  padding: 26px; box-shadow: var(--shadow-soft);
}
.hero-card .term-bar{ display:flex; gap:6px; margin-bottom:16px; }
.hero-card .term-bar span{ width:10px; height:10px; border-radius:50%; background: var(--surface-border); }
.hero-card pre{ margin:0; font-family: var(--font-mono); font-size:12.6px; line-height:1.85; color: var(--text-dim); white-space:pre-wrap; }
.hero-card .k1{ color: var(--accent); }
.hero-card .k2{ color: var(--accent-2); }
.hero-card .k3{ color: var(--accent-warm); }
.hero-card .cmt{ color: var(--text-faint); }

/* Marquee / trust strip */
.trust-strip{ border-top:1px solid var(--surface-border); border-bottom:1px solid var(--surface-border); padding: 26px 0; overflow:hidden; }
.trust-track{ display:flex; gap:46px; align-items:center; white-space:nowrap; animation: scroll-x 34s linear infinite; width:max-content; }
.trust-track span{ font-family: var(--font-mono); font-size:13px; color: var(--text-faint); letter-spacing:.04em; }
@keyframes scroll-x{ from{ transform: translateX(0);} to{ transform: translateX(-50%);} }

/* Section heads */
.section-head{ max-width: 680px; margin-bottom: 52px; }
.section-head h2{ font-size: clamp(26px, 3.4vw, 40px); margin-top:16px; }
.section-head p{ margin-top:16px; color: var(--text-dim); font-size:16.5px; }
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }

/* Problem / solve cards */
.solve-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap:22px; }
.solve-card{
  background: var(--surface); border:1px solid var(--surface-border); border-radius: var(--radius);
  padding: 30px; transition:.25s border-color, .25s transform;
}
.solve-card:hover{ border-color: rgba(53,224,194,.4); transform: translateY(-3px); }
.solve-card .tag-bad{ font-family: var(--font-mono); font-size:12px; color: var(--danger); text-transform:uppercase; letter-spacing:.06em; }
.solve-card h3{ font-size:19px; margin-top:12px; }
.solve-card .arrow{ margin: 16px 0; color: var(--accent); font-size:13px; font-family: var(--font-mono); display:flex; align-items:center; gap:8px; }
.solve-card .arrow::before{ content:""; width:22px; height:1px; background: var(--accent); }
.solve-card p{ color: var(--text-dim); font-size:15px; }

/* Skills */
.skills-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap:20px; }
.skill-card{ background: var(--surface); border:1px solid var(--surface-border); border-radius: var(--radius); padding:26px; }
.skill-card .icon{
  width:42px; height:42px; border-radius:11px; display:flex; align-items:center; justify-content:center;
  background: rgba(53,224,194,.1); color: var(--accent); margin-bottom:16px;
}
.skill-card h3{ font-size:16px; }
.skill-card ul{ margin-top:14px; display:flex; flex-wrap:wrap; gap:7px; }
.skill-card li{ font-size:12.5px; color: var(--text-dim); background: var(--surface-2); border:1px solid var(--surface-border); padding:5px 10px; border-radius:7px; }

/* Architecture pillars */
.pillar-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap:14px; }
.pillar-card{ background: var(--surface); border:1px solid var(--surface-border); border-radius: var(--radius);
  padding:18px 20px; display:flex; flex-direction:column; gap:6px; }
.pillar-card .pillar-num{ font-family: var(--font-mono); font-size:12px; color: var(--accent); }
.pillar-card h3{ font-size:15.5px; }
.pillar-card p{ font-size:13.5px; color: var(--text-dim); line-height:1.55; }
.pillar-chips span{ background: var(--surface-2); }

/* Hero credibility line — sits directly under the H1 */
.hero-creds{ margin-top:16px; font-size:15px; color: var(--text-dim); }
.hero-creds strong{ color: var(--accent); font-weight:600; }

/* Experience timeline */
.exp-list{ display:flex; flex-direction:column; }
.exp-item{ display:grid; grid-template-columns: 170px 1fr; gap:24px; padding:22px 0; border-top:1px solid var(--surface-border); }
.exp-item:first-child{ border-top:0; }
.exp-when{ font-family: var(--font-mono); font-size:12.5px; color: var(--text-faint); padding-top:3px; }
.exp-what h3{ font-size:16.5px; }
.exp-org{ font-size:13.5px; color: var(--accent); margin:3px 0 8px; }
.exp-org span{ color: var(--text-faint); }
.exp-what p{ font-size:14px; color: var(--text-dim); line-height:1.6; max-width:680px; }
.exp-consult{ margin-top:26px; font-size:13.5px; color: var(--text-dim); }
.exp-consult strong{ color: var(--text); }
.card-org{ color: var(--text-faint); font-weight:500; }

/* Stats */
.stats-row{ display:grid; grid-template-columns: repeat(3,1fr); gap:20px; }
.stat-card{ text-align:center; padding: 30px 20px; background: var(--surface); border:1px solid var(--surface-border); border-radius: var(--radius); }
.stat-card strong{ display:block; font-family: var(--font-display); font-size: clamp(30px,4vw,44px); background: linear-gradient(100deg,var(--accent),var(--accent-2)); -webkit-background-clip:text; background-clip:text; color:transparent; }
.stat-card span{ display:block; margin-top:8px; color: var(--text-dim); font-size:14px; }

/* Project filter + grid */
.filter-row{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom: 36px; }
.filter-btn{
  padding:9px 18px; border-radius:999px; border:1px solid var(--surface-border); background: var(--surface);
  color: var(--text-dim); font-size:13.5px; font-weight:600; transition:.2s all;
}
.filter-btn:hover{ color: var(--text); border-color: var(--accent-2); }
.filter-btn.active{ background: var(--text); color: var(--bg); border-color: var(--text); }

.project-grid{ display:grid; grid-template-columns: repeat(2, 1fr); gap:22px; }
.project-card{
  display:flex; flex-direction:column; height:100%;
  background: var(--surface); border:1px solid var(--surface-border); border-radius: var(--radius-lg);
  padding: 28px; transition: .25s transform, .25s border-color, .25s box-shadow;
}
.project-card:hover{ transform: translateY(-4px); border-color: rgba(124,140,255,.4); box-shadow: var(--shadow-soft); }
.project-card .cat{ font-family: var(--font-mono); font-size:11.5px; text-transform:uppercase; letter-spacing:.07em; color: var(--accent-2); }
.project-card h3{ font-size:21px; margin-top:14px; }
.project-card .tagline{ margin-top:10px; color: var(--text-dim); font-size:14.5px; flex-grow:1; }
.project-card .tech-row{ display:flex; flex-wrap:wrap; gap:6px; margin-top:20px; }
.project-card .tech-row span{ font-size:11.5px; font-family: var(--font-mono); color: var(--text-faint); background: var(--surface-2); padding:4px 9px; border-radius:6px; border:1px solid var(--surface-border); }
.project-card .go{ margin-top:20px; font-size:13.5px; font-weight:600; color: var(--accent); display:flex; align-items:center; gap:6px; }
.project-card .go svg{ width:14px; height:14px; transition:.2s transform; }
.project-card:hover .go svg{ transform: translateX(3px); }

/* Coming soon card */
.coming-card{
  display:flex; flex-direction:column; align-items:flex-start; justify-content:center; gap:10px;
  border: 1px dashed var(--surface-border); border-radius: var(--radius-lg); padding:28px; color: var(--text-faint);
  min-height: 100%;
}
.coming-card strong{ color: var(--text-dim); font-family: var(--font-display); font-size:17px; }

/* About */
.about-head{ max-width: 760px; margin-bottom: 40px; }
.about-head h2{ font-size: clamp(26px, 3.6vw, 40px); margin-top: 14px; letter-spacing:-0.02em; }
.about-cols{ display:grid; grid-template-columns: 1.2fr .8fr; gap:56px; align-items:start; }
.about-body p{ color: var(--text-dim); font-size:16.5px; margin-bottom:18px; }
.about-body strong{ color: var(--text); }
.about-side{ display:grid; gap:24px; }
.fact-block h4{ font-size:12.5px; text-transform:uppercase; letter-spacing:.06em; color: var(--text-faint); font-family: var(--font-mono); margin-bottom:10px; }
.fact-block li{ font-size:14.5px; color: var(--text-dim); padding:4px 0; border-bottom:1px solid var(--surface-border); }
.fact-block li:last-child{ border-bottom:0; }

/* Contact */
.contact-card{
  background: linear-gradient(150deg, var(--surface-2), var(--surface));
  border:1px solid var(--surface-border); border-radius: var(--radius-lg);
  padding: 56px; text-align:center; position:relative; overflow:hidden;
}
.contact-card::before{ content:""; position:absolute; inset:0; background: radial-gradient(500px 260px at 50% -10%, rgba(53,224,194,.16), transparent 70%); }
.contact-card h2{ font-size: clamp(26px,4vw,42px); position:relative; }
.contact-card p{ margin-top:16px; color: var(--text-dim); font-size:17px; max-width:520px; margin-left:auto; margin-right:auto; position:relative; }
.contact-actions{ margin-top:32px; display:flex; gap:14px; justify-content:center; flex-wrap:wrap; position:relative; }
.contact-links{ margin-top:26px; display:flex; gap:22px; justify-content:center; flex-wrap:wrap; position:relative; font-family: var(--font-mono); font-size:13.5px; color: var(--text-faint); }
.contact-links a{ color: var(--text-dim); transition:.2s color; }
.contact-links a:hover{ color: var(--accent); }

/* Footer */
.footer{ border-top:1px solid var(--surface-border); padding: 40px 0; }
.footer-inner{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; }
.footer small{ color: var(--text-faint); font-size:13px; }
.footer-links{ display:flex; gap:22px; }
.footer-links a{ color: var(--text-faint); font-size:13px; transition:.2s color; }
.footer-links a:hover{ color: var(--text); }

/* Reveal animation — content is always visible (no opacity hide) so it
   never breaks for no-JS users, crawlers, or quick renders; JS only adds a
   subtle upward settle when the element scrolls into view. */
.reveal{ transform: translateY(14px); transition: transform .6s ease; }
.reveal.in{ transform:none; }

/* ===== Project detail page ===== */
.breadcrumb{ display:flex; align-items:center; gap:8px; font-size:14px; color: var(--text-faint); margin-bottom:28px; }
.breadcrumb a{ color: var(--text-dim); }
.breadcrumb a:hover{ color: var(--accent); }
.detail-hero{ padding: 52px 0 20px; }
.detail-hero .cat{ font-family: var(--font-mono); font-size:12.5px; text-transform:uppercase; letter-spacing:.07em; color: var(--accent-2); }
.detail-hero h1{ font-size: clamp(28px, 4.4vw, 46px); margin-top:16px; max-width: 820px; }
.detail-hero .tagline{ margin-top:18px; font-size:18px; color: var(--text-dim); max-width: 720px; }
.detail-role{ margin-top:26px; display:inline-flex; align-items:center; gap:10px; font-size:13.5px; color: var(--text-faint); border:1px solid var(--surface-border); padding:9px 16px; border-radius:999px; background: var(--surface); }
.detail-role strong{ color: var(--text-dim); font-weight:600; }

.detail-block{ margin-top:64px; }
.detail-block h2{ font-size: 24px; margin-bottom:20px; }
.detail-block .lead{ font-size:17px; color: var(--text-dim); max-width: 780px; }

.arch-scroll-hint{ display:none; align-items:center; gap:8px; font-family: var(--font-mono); font-size:12px; color: var(--text-faint); margin-bottom:12px; }
.arch-scroll-hint svg{ width:13px; height:13px; flex:none; }
.arch-wrap{
  background: #ffffff; border:1px solid #e4e7ec; border-radius: var(--radius-lg);
  padding: 20px; overflow-x:auto; position:relative;
  box-shadow: var(--shadow-soft);
}
.arch-wrap svg{ min-width: 560px; }
@media (max-width: 720px){
  .arch-scroll-hint{ display:flex; }
}

.cap-list{ display:grid; grid-template-columns: 1fr 1fr; gap:16px; }
.cap-item{ display:flex; gap:14px; align-items:flex-start; background: var(--surface); border:1px solid var(--surface-border); border-radius: var(--radius); padding:20px; }
.cap-item .dot{ width:26px; height:26px; flex:none; border-radius:8px; background: rgba(53,224,194,.12); color: var(--accent); display:flex; align-items:center; justify-content:center; }
.cap-item .dot svg{ width:14px; height:14px; }
.cap-item p{ font-size:14.5px; color: var(--text-dim); }

.tech-cloud{ display:flex; flex-wrap:wrap; gap:10px; }
.tech-cloud span{ font-family: var(--font-mono); font-size:13px; color: var(--text-dim); background: var(--surface); border:1px solid var(--surface-border); padding:8px 14px; border-radius:8px; }

.detail-cta{ margin-top:80px; }

.project-nav{ display:flex; justify-content:space-between; margin-top:56px; padding-top:32px; border-top:1px solid var(--surface-border); gap:16px; flex-wrap:wrap; }
.project-nav a{ font-size:14px; color: var(--text-dim); display:flex; align-items:center; gap:8px; }
.project-nav a:hover{ color: var(--accent); }

/* Responsive */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; gap:40px; }
  .hero-grid > *{ min-width:0; }
  /* Name + headline (the text column) must always come first; the terminal
     card follows below it. */
  .hero-card{ order:0; }
  .solve-grid{ grid-template-columns: 1fr; }
  .skills-grid{ grid-template-columns: 1fr 1fr; }
  .stats-row{ grid-template-columns: 1fr; }
  .project-grid{ grid-template-columns: 1fr; }
  .about-cols{ grid-template-columns: 1fr; gap:36px; }
  .cap-list{ grid-template-columns: 1fr; }
  .contact-card{ padding: 36px 22px; }
  .pillar-grid{ grid-template-columns: 1fr; }
  .exp-item{ grid-template-columns: 1fr; gap:6px; }
}
@media (max-width: 560px){
  .skills-grid{ grid-template-columns: 1fr; }
  .hero{ padding: 32px 0 28px; }
  .hero-grid{ gap:32px; }
  .hero-id{ gap:13px; margin-bottom:20px; }
  .hero-id strong{ font-size:17px; }
  .hero-id span{ font-size:14px; }
  .hero-photo{ width:52px; height:52px; }
  .hero-sub, .hero-lead{ margin-top:18px; font-size:15.5px; }
  .hero-creds{ font-size:14px; }
  .hero-actions{ margin-top:28px; }
  .hero-actions .btn{ flex:1 1 100%; }
  .hero-meta{ gap:20px 26px; margin-top:32px; }
  .hero-card{ padding:18px 14px; min-width:0; }
  .hero-card pre{ font-size:10.5px; line-height:1.7; }
}

/* Utility */
.mt-0{ margin-top:0 !important; }
.text-center{ text-align:center; }
.hide-mobile{ display:initial; }
@media (max-width:720px){ .hide-mobile{ display:none; } }