/* style.css */
:root{
  --bg: #0b0d12;
  --panel: rgba(17, 21, 34, .82);
  --panel2: rgba(255,255,255,.03);
  --text: #e7eaf0;
  --muted: #a6adbb;
  --border: rgba(255,255,255,.10);
  --border2: rgba(255,255,255,.18);
  --shadow: 0 14px 40px rgba(0,0,0,.38);
  --radius: 18px;

  --btn: rgba(28, 36, 54, .9);
  --btnText: var(--text);

  --accent: #2a3cff;
  --accent2: rgba(42,60,255,.65);

  --link: rgba(231,234,240,.9);
}

[data-theme="light"]{
  --bg: #f6f7fb;
  --panel: rgba(255,255,255,.86);
  --panel2: rgba(0,0,0,.03);
  --text: #141826;
  --muted: #4b5568;
  --border: rgba(0,0,0,.10);
  --border2: rgba(0,0,0,.18);
  --shadow: 0 14px 40px rgba(0,0,0,.12);

  --btn: rgba(20,24,38,.06);
  --btnText: var(--text);

  --accent: #1f3cff;
  --accent2: rgba(31,60,255,.35);

  --link: rgba(20,24,38,.92);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
html,body{ margin:0; padding:0; }
body{
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  overflow-x: hidden;
}

a{ color: inherit; text-decoration: none; }
.container{ max-width: 1100px; margin: 0 auto; padding: 0 22px; }

/* Background canvas */
#bg-canvas{
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  display: block;
}

/* Header */
.header{
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
  gap: 16px;
}
.brand{
  font-weight: 750;
  letter-spacing: .2px;
}
.nav-links{
  display:flex;
  gap: 16px;
  flex-wrap: wrap;
}
.nav-links a{
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 10px;
}
.nav-links a:hover{
  color: var(--text);
  background: var(--panel2);
}
.nav-actions{ display:flex; align-items:center; gap:10px; }
.icon-btn{
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--btnText);
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(0,0,0,.10);
}
.icon-btn:hover{ border-color: var(--border2); }
.icon{ font-size: 16px; }

/* Hero */
.hero{
  padding: 74px 0 22px;
  background:
    radial-gradient(900px 520px at 20% -10%, var(--accent2), transparent 60%),
    radial-gradient(900px 520px at 90% 10%, color-mix(in srgb, var(--text) 10%, transparent), transparent 55%);
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 22px;
  align-items: stretch;
}
.kicker{
  display:inline-block;
  color: var(--muted);
  border: 1px solid var(--border);
  background: var(--panel2);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  margin-bottom: 12px;
}
h1{
  font-size: 44px;
  line-height: 1.08;
  margin: 0 0 14px;
}
.sub{
  color: var(--muted);
  margin: 0 0 18px;
  max-width: 62ch;
}
.meta{
  margin-top: 14px;
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
}
.pill{
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 7px 10px;
  border-radius: 999px;
  background: var(--panel2);
}

/* Sections */
.section{ padding: 46px 0; }
.section-head{ margin-bottom: 16px; }
h2{ font-size: 28px; margin: 0 0 10px; }
.muted{ color: var(--muted); margin: 0 0 12px; }

/* Cards + Buttons */
.card{
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
}
.card-title{ font-weight: 750; margin-bottom: 10px; }

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--btn);
  color: var(--btnText);
}
.btn:hover{ border-color: var(--border2); }
.btn.primary{
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 92%, transparent), color-mix(in srgb, var(--accent) 62%, transparent));
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  color: #fff;
}
.cta{ display:flex; gap: 10px; flex-wrap: wrap; }
.mini-cta{ margin-top: 12px; }
.text-link{ color: var(--link); }
.text-link:hover{ text-decoration: underline; }

/* Lists */
.list{ margin:0; padding-left: 18px; color: var(--muted); }
.list li{ margin: 8px 0; }

/* Projects grid */
.grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.project{
  transition: transform .12s ease, border-color .12s ease, background .12s ease;
}
.project:hover{
  transform: translateY(-2px);
  border-color: var(--border2);
  background: color-mix(in srgb, var(--panel) 88%, var(--panel2));
}
.project-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.project-title{ font-weight: 800; }
.project-desc{ color: var(--muted); font-size: 14px; margin-bottom: 12px; }
.tag{
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--panel2);
}
.project-foot{
  display:flex;
  gap: 8px;
  flex-wrap: wrap;
}
.chip{
  font-size: 12px;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 5px 10px;
  border-radius: 999px;
  background: var(--panel2);
}

/* Two column layout */
.two-col{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

/* Hero right */
.hero-right .stats{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 14px;
}
.stat{
  padding: 16px;
  text-align: left;
}
.stat-num{
  font-weight: 900;
  font-size: 30px;
  line-height: 1;
}
.stat-label{ color: var(--muted); margin-top: 6px; }

/* Contact */
.contact .footer{
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  display:flex;
  justify-content:center;
}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .two-col{ grid-template-columns: 1fr; }
  .grid{ grid-template-columns: 1fr; }
  h1{ font-size: 38px; }
}