/*
Theme Name: sErgii0o's sandbox
Theme URI: https://sergii0o.com
Author: Sergio Morales
Description: Dark workshop portfolio for prints, drones, AI, and field work.
Version: 1.0.0
Text Domain: sergii0o-sandbox
*/

:root {
  --bg: #0a0b0d;
  --panel: #121418;
  --panel-2: #181c22;
  --line: rgba(46, 230, 214, 0.18);
  --cyan: #2ee6d6;
  --cyan-dim: rgba(46, 230, 214, 0.12);
  --text: #f4f7f8;
  --muted: #9aa3ad;
  --danger: #ff6b6b;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Sora", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.5;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }

.wrap { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }

.site-header {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(10,11,13,0.78);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  font-family: var(--mono);
  color: var(--cyan);
  letter-spacing: 0.04em;
  font-size: 15px;
}
.nav-links { display: flex; gap: 28px; color: var(--muted); font-size: 14px; }
.nav-links a:hover { color: var(--text); }
.nav-links a.active { color: var(--cyan); box-shadow: inset 0 -2px 0 var(--cyan); }

.hero {
  position: relative;
  padding: 88px 0 72px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(46,230,214,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46,230,214,0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse at 70% 40%, black 20%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.kicker {
  font-family: var(--mono);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
h1 {
  font-size: clamp(40px, 6vw, 72px);
  line-height: 0.95;
  letter-spacing: -0.04em;
  margin: 0 0 18px;
  font-weight: 700;
}
.lede { color: var(--muted); font-size: 18px; max-width: 36ch; margin: 0 0 28px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--cyan); color: #052422;
  border: 0; border-radius: 999px;
  padding: 12px 18px; font-weight: 700; font-size: 14px;
}
.btn:hover { filter: brightness(1.06); }

.hero-visual {
  position: relative;
  min-height: 320px;
}
.wire {
  width: 100%; height: 320px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background:
    radial-gradient(circle at 70% 40%, rgba(46,230,214,0.16), transparent 40%),
    linear-gradient(180deg, #101318, #0b0d10);
  overflow: hidden;
}
.term {
  position: absolute; right: 18px; bottom: 18px;
  width: min(320px, 90%);
  background: rgba(8,10,12,0.88);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 14px;
  font-family: var(--mono);
  font-size: 12px;
  color: #c9d4d3;
  box-shadow: 0 20px 50px rgba(0,0,0,0.45);
}
.term b { color: var(--cyan); font-weight: 500; }

.section { padding: 28px 0 80px; }
.filters {
  display: flex; gap: 10px; flex-wrap: wrap; margin: 0 0 22px;
}
.filter {
  border: 1px solid rgba(255,255,255,0.08);
  background: transparent; color: var(--muted);
  border-radius: 999px; padding: 8px 14px; font-size: 13px;
}
.filter.is-on, .filter:hover {
  background: var(--cyan); color: #052422; border-color: var(--cyan);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.card {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 16px;
  overflow: hidden;
  min-height: 100%;
  transition: transform .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--line); }
.thumb {
  height: 168px;
  background: #0e1116;
  position: relative;
}
.thumb.drones { background: radial-gradient(circle at 50% 40%, #1b2430, #0c0f14 70%); }
.thumb.print { background: radial-gradient(circle at 40% 60%, #22302c, #0c0f14 70%); }
.thumb.ai { background: radial-gradient(circle at 70% 40%, #182433, #0c0f14 70%); }
.thumb.deployed { background: radial-gradient(circle at 50% 50%, #241c16, #0c0f14 70%); }
.card-body { padding: 16px 16px 18px; }
.tag {
  font-family: var(--mono); font-size: 11px; color: var(--cyan);
  letter-spacing: 0.12em; margin-bottom: 8px;
}
.card h3 { margin: 0 0 8px; font-size: 18px; letter-spacing: -0.02em; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }

.stack, .contact {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 18px;
  padding: 28px;
  margin-top: 18px;
}
h2 { font-size: 28px; letter-spacing: -0.03em; margin: 0 0 12px; }
.pills { display: flex; gap: 8px; flex-wrap: wrap; }
.pill {
  font-family: var(--mono); font-size: 12px; color: var(--muted);
  border: 1px solid rgba(255,255,255,0.08); border-radius: 999px; padding: 6px 10px;
}
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  color: var(--muted); font-size: 13px; padding: 28px 0 40px;
  font-family: var(--mono);
}

@media (max-width: 860px) {
  .hero-grid, .cards { grid-template-columns: 1fr; }
  .hero { padding-top: 48px; }
}