/* Portfolio Landing Page Styles */
:root {
  --bg: #0b0f14;
  --bg-soft: #0f141b;
  --text: #e6f0ff;
  --muted: #a3b1c6;
  --primary: #6aa9ff;
  --primary-600: #4d92f5;
  --accent: #8ef6d4;
  --card: #131a22;
  --border: #1f2a36;
  --shadow: 0 6px 24px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: radial-gradient(1200px 800px at 80% -10%, rgba(106,169,255,0.15), transparent),
              radial-gradient(900px 700px at -10% 20%, rgba(142,246,212,0.10), transparent),
              var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

/* Header */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11,15,20,0.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.4px; }
.brand-dot { width: 10px; height: 10px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--primary)); box-shadow: 0 0 14px rgba(106,169,255,0.7); }
.nav ul { list-style: none; display: flex; gap: 24px; padding: 0; margin: 0; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; }
.nav a:hover, .nav a.active { color: var(--text); }

.menu-toggle { display: none; background: none; border: 1px solid var(--border); color: var(--text); padding: 6px 10px; border-radius: 8px; }

/* Hero */
.hero { padding: 80px 0 40px; }
.hero-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px; align-items: center; }
.kicker { color: var(--accent); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; font-size: 12px; }
.hero h1 { font-size: clamp(32px, 5vw, 54px); line-height: 1.05; margin: 12px 0 14px; }
.hero p { color: var(--muted); font-size: 18px; }
.cta { display: flex; gap: 14px; margin-top: 24px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 16px; border-radius: 12px; border: 1px solid var(--border); color: var(--text); text-decoration: none; background: linear-gradient(180deg, rgba(26,34,44,0.8), rgba(14,19,25,0.8)); box-shadow: var(--shadow); }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-600)); border: 0; color: #081019; }
.btn:hover { transform: translateY(-1px); transition: transform .2s ease, filter .2s ease; filter: brightness(1.05); }

.hero-card { border: 1px solid var(--border); background: linear-gradient(180deg, rgba(30,38,50,0.55), rgba(12,16,22,0.65)); border-radius: 18px; padding: 22px; box-shadow: var(--shadow); }
.hero-stats { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; margin-top: 12px; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: 14px; padding: 14px; text-align: center; }
.stat strong { display: block; font-size: 22px; }
.stat span { color: var(--muted); font-size: 12px; }

/* Sections */
.section { padding: 60px 0; }
.section h2 { font-size: 28px; margin: 0 0 16px; }
.section p.lead { color: var(--muted); margin-top: -6px; }

/* About */
.about { display: grid; grid-template-columns: 1fr 1.4fr; gap: 36px; align-items: center; }
.avatar {
  width: 160px; height: 160px; border-radius: 24px; border: 1px solid var(--border); background: linear-gradient(135deg, rgba(106,169,255,.25), rgba(142,246,212,.25));
  box-shadow: var(--shadow);
}
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 18px; }

/* Projects */
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.project { position: relative; overflow: hidden; }
.project-thumb { aspect-ratio: 16 / 10; border-radius: 14px; background: linear-gradient(135deg, rgba(106,169,255,.25), rgba(142,246,212,.25)); border: 1px solid var(--border); display: grid; place-items: center; color: var(--muted); font-weight: 600; font-size: 14px; }
.project h3 { margin: 12px 0 6px; font-size: 18px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag { font-size: 12px; color: var(--muted); border: 1px dashed var(--border); padding: 4px 8px; border-radius: 999px; }
.project a { text-decoration: none; color: var(--primary); }

/* Contact */
.form { display: grid; gap: 12px; max-width: 520px; }
.input { width: 100%; padding: 12px 14px; border-radius: 12px; background: #0e1218; border: 1px solid var(--border); color: var(--text); }
.textarea { min-height: 120px; resize: vertical; }
.help { color: var(--muted); font-size: 12px; }

/* Footer */
.footer { padding: 32px 0 60px; border-top: 1px solid var(--border); color: var(--muted); }
.footer .row { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.social { display: flex; align-items: center; gap: 10px; }
.icon-btn { display: inline-flex; width: 36px; height: 36px; align-items: center; justify-content: center; border-radius: 10px; border: 1px solid var(--border); background: #0e141c; color: var(--text); text-decoration: none; }

/* Reveal Animations */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 980px) {
  .hero-grid, .about { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .grid { grid-template-columns: 1fr 1fr; }
  .nav ul { display: none; }
  .menu-toggle { display: inline-flex; }
  .nav.open ul { display: flex; position: absolute; right: 4%; top: 58px; background: #0e141c; border: 1px solid var(--border); border-radius: 12px; padding: 12px; flex-direction: column; gap: 10px; }
}
@media (max-width: 480px) {
  .grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { transition: none; }
}