/* Modern, responsive, dark/light theme CV site */
:root {
  --bg: #0b1020;
  --surface: #0f172a;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --brand: #0ea5e9;
  --brand-2: #22d3ee;
  --ring: rgba(14,165,233,.35);
  --card: #0b1225;
}
:root[data-theme="light"] {
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #475569;
  --brand: #0ea5e9;
  --brand-2: #0891b2;
  --ring: rgba(14,165,233,.25);
  --card: #ffffff;
}
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; font: 16px/1.6 Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 80% -10%, rgba(14,165,233,.12), transparent),
              radial-gradient(800px 400px at 10% 110%, rgba(34,211,238,.12), transparent),
              var(--bg);
  color: var(--text);
}
.container { width: min(1100px, 92%); margin-inline: auto; }
.section { padding: 72px 0; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 16px; }
h1 { font-size: clamp(2rem, 1.2rem + 3vw, 3.25rem); letter-spacing: .5px; }
h2 { font-size: clamp(1.5rem, 1rem + 2vw, 2rem); margin-bottom: 24px; }
.subtitle { color: var(--muted); margin: 4px 0 16px; }
.lead { font-size: 1.1rem; color: var(--text); opacity: .95; }

.site-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 0; position: sticky; top: 0; z-index: 10; backdrop-filter: blur(6px);
}
.brand { display:flex; align-items:center; gap:10px; text-decoration:none; color:var(--text); font-weight:600; letter-spacing:.3px; }
.brand img { width:28px; height:28px; }
.nav { display:flex; align-items:center; gap:18px; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 500; }
.nav a:hover { color: var(--text); }
#theme-toggle { border: 1px solid color-mix(in oklab, var(--brand), transparent 55%); background: transparent; color: var(--text);
  border-radius: 12px; padding: 8px; cursor: pointer; transition: transform .15s ease; }
#theme-toggle:hover { transform: translateY(-1px); }

.hero { display:grid; grid-template-columns: 1.2fr .8fr; align-items:center; gap: 36px; padding: 56px 0 24px; }
.hero__media { display:grid; place-items:center; }
.profile { width: 280px; height: auto; filter: drop-shadow(0 40px 60px rgba(0,0,0,.35)); }
.cta { display:flex; flex-wrap:wrap; gap: 12px; margin: 22px 0 10px; }
.socials { display:flex; flex-wrap:wrap; gap: 10px; margin-top: 10px; }

.btn {
  --_bg: color-mix(in oklab, var(--brand), #fff 0%);
  --_fg: #03111a;
  --_bd: var(--brand);
  display:inline-flex; align-items:center; gap:8px; text-decoration:none; cursor:pointer;
  padding: 10px 14px; border-radius: 12px; font-weight: 600; border: 1px solid var(--_bd);
  background: var(--_bg); color: var(--_fg); box-shadow: 0 10px 30px -12px var(--ring);
  transition: transform .15s ease, box-shadow .2s ease, background .2s;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 16px 40px -16px var(--ring); }
.btn-ghost { background: transparent; color: var(--text); border-color: color-mix(in oklab, var(--text), transparent 70%); }
.btn-outline { background: transparent; color: var(--brand); border-color: var(--brand); }
.btn.small { padding: 6px 10px; font-weight: 600; }

.highlights { margin: 12px 0 0; display:grid; gap:10px; grid-template-columns: 1fr 1fr; }
.highlights li { list-style:none; padding: 10px 12px; border:1px dashed color-mix(in oklab, var(--muted), transparent 60%);
  border-radius:14px; background: linear-gradient(180deg, color-mix(in oklab, var(--card), transparent 0%), color-mix(in oklab, var(--card), transparent 20%)); }

.chips { display:flex; flex-wrap:wrap; gap:10px; }
.chip { padding:8px 12px; border-radius:999px; border:1px solid color-mix(in oklab, var(--brand), transparent 60%);
  background: color-mix(in oklab, var(--brand), transparent 88%); color: color-mix(in oklab, var(--brand), black 65%);
  font-weight: 600; letter-spacing:.2px; }

.filters { display:flex; flex-wrap:wrap; gap:10px; margin-bottom: 16px; }
.filter { padding:6px 10px; border-radius:10px; cursor:pointer; border:1px solid color-mix(in oklab, var(--muted), transparent 55%); color:var(--muted); background: transparent; }
.filter.active { color: var(--text); border-color: var(--brand); }

.grid.projects { display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card {
  background: linear-gradient(180deg, color-mix(in oklab, var(--card), transparent 0%), color-mix(in oklab, var(--card), transparent 16%));
  border: 1px solid color-mix(in oklab, var(--muted), transparent 60%);
  border-radius: 18px; overflow: clip; display:flex; flex-direction: column;
}
.card .thumb { aspect-ratio: 16/9; background: radial-gradient(300px 140px at 20% 10%, rgba(14,165,233,.18), transparent), #0a0f1e; display:grid; place-items:center; }
.card h3 { padding: 12px 14px 0; font-size: 1.05rem; }
.card p { padding: 0 14px 12px; color: var(--muted); }
.card .meta { display:flex; justify-content: space-between; align-items:center; padding: 0 14px 14px; margin-top: auto; }
.card .tags { display:flex; gap:8px; flex-wrap:wrap; }
.tag { font-size:.8rem; padding:4px 8px; border-radius: 8px; border:1px solid color-mix(in oklab, var(--muted), transparent 55%); color:var(--muted); }

.timeline { display:grid; gap:18px; margin: 0; padding: 0; counter-reset: step; }
.timeline li { list-style:none; background: var(--card); border:1px solid color-mix(in oklab, var(--muted), transparent 60%); border-radius: 16px;
  padding: 12px 14px; position: relative; }
.timeline li::before { counter-increment: step; content: counter(step); position:absolute; top: -10px; left: -10px; width: 28px; height: 28px; display:grid; place-items:center;
  border-radius: 50%; background: var(--brand); color: #03111a; font-weight: 800; box-shadow: 0 10px 20px -10px var(--ring); }

.contact-grid { display:grid; grid-template-columns: 1.2fr .8fr; gap: 18px; }
.field { display:grid; gap:6px; margin-bottom: 10px; }
input, textarea {
  width: 100%; padding: 10px 12px; border-radius: 12px; border:1px solid color-mix(in oklab, var(--muted), transparent 60%);
  background: var(--surface); color: var(--text); outline: none;
}
input:focus, textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 6px var(--ring); }

.contact-cards { display:grid; gap: 12px; }
.contact-card { padding: 12px; border-radius: 14px; background: var(--card); border:1px solid color-mix(in oklab, var(--muted), transparent 60%); }
.contact-card .label { color: var(--muted); font-size: .9rem; margin-bottom: 4px; }
.contact-card a { text-decoration: none; color: var(--text); font-weight: 600; }

.site-footer { padding: 28px 0 40px; display:flex; align-items:center; justify-content: space-between; gap:12px; color: var(--muted); }

.muted { color: var(--muted); font-size: .9rem; }

/* Utilities */
.grid { display:grid; gap:16px; }
.hero .lead { max-width: 62ch; }
.hero__text { animation: fadeUp .7s ease both; }
.hero__media { animation: fadeIn .8s ease .1s both; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px) } to { opacity: 1; transform: translateY(0) } }
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }

/* Print as CV */
@media print {
  :root { --bg: #fff; --surface:#fff; --text:#000; --muted:#333; --card:#fff; }
  body { background: #fff; }
  .site-header, .nav, .cta, .filters, #contact-form, #print-cv { display: none !important; }
  .section { padding: 16px 0; page-break-inside: avoid; }
  .grid.projects { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 920px) {
  .hero { grid-template-columns: 1fr; text-align: center; }
  .highlights { grid-template-columns: 1fr; }
  .grid.projects { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .grid.projects { grid-template-columns: 1fr; }
}