/* ===================================================================
   Maximilian Slavik — Engineering Portfolio
   Shared stylesheet — used by every page
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600&family=Inter:wght@400;500;600;700&display=swap');

:root{
  --bg:       #12141a;
  --panel:    #181b22;
  --line:     #2a2e37;
  --text:     #e7e5df;
  --text-dim: #8b8f99;
  --accent:   #ff8a3d;
  --accent-dim: #8a5330;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter', -apple-system, sans-serif;
  line-height:1.65;
  font-size:16px;
}
h1,h2,h3{ font-family:'Inter', sans-serif; font-weight:700; letter-spacing:-0.01em; }
p{ color:var(--text); }
a{ color:var(--accent); text-decoration:none; }
a:hover{ text-decoration:underline; }

.mono{ font-family:'JetBrains Mono', monospace; }

.wrap{ max-width:980px; margin:0 auto; padding:0 28px; }

/* ---------------- Nav ---------------- */
header.site-nav{
  position:sticky; top:0; z-index:50;
  background:rgba(18,20,26,0.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
header.site-nav .wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding:18px 28px;
}
.brand{
  font-family:'JetBrains Mono', monospace;
  font-size:0.92rem; font-weight:500; color:var(--text);
  display:flex; align-items:center; gap:8px;
}
.brand .dot{ color:var(--accent); }
nav.links{ display:flex; gap:28px; }
nav.links a{
  font-family:'JetBrains Mono', monospace;
  font-size:0.78rem; letter-spacing:0.02em;
  color:var(--text-dim);
  padding:4px 0; border-bottom:2px solid transparent;
}
nav.links a:hover{ color:var(--text); text-decoration:none; }
nav.links a.active{ color:var(--text); border-bottom-color:var(--accent); }
nav.links a.resume{ color:var(--accent); }

@media (max-width:700px){
  header.site-nav .wrap{ flex-direction:column; gap:14px; align-items:flex-start; }
  nav.links{ gap:16px; flex-wrap:wrap; }
}

/* ---------------- Generic page header ---------------- */
.page-head{ padding:72px 0 40px; border-bottom:1px solid var(--line); }
.page-head .kicker{
  display:block; font-size:0.78rem; color:var(--accent);
  margin-bottom:14px; letter-spacing:0.03em;
}
.page-head h1{ font-size:clamp(2rem,4.4vw,2.8rem); margin:0 0 14px; }
.page-head p.lede{ color:var(--text-dim); max-width:60ch; font-size:1.05rem; }

/* Jump-to chips under a category page header */
.jumplist{ display:flex; gap:10px; flex-wrap:wrap; margin-top:28px; }
.jumplist a{
  font-family:'JetBrains Mono', monospace; font-size:0.76rem;
  color:var(--text-dim);
  border:1px solid var(--line); padding:7px 14px;
  border-radius:3px;
}
.jumplist a:hover{ color:var(--accent); border-color:var(--accent-dim); text-decoration:none; }

/* ---------------- Project sections ---------------- */
section.project{ padding:80px 0; border-bottom:1px solid var(--line); }
section.project:last-of-type{ border-bottom:none; }

.project-head{ margin-bottom:38px; }
.project-head .tag{
  font-family:'JetBrains Mono', monospace; font-size:0.76rem;
  color:var(--text-dim); display:block; margin-bottom:10px;
}
.project-head h2{ font-size:clamp(1.5rem,3vw,2rem); margin:0 0 6px; }
.project-head .role{ font-family:'JetBrains Mono', monospace; font-size:0.82rem; color:var(--accent); }

.split{ display:grid; grid-template-columns:0.95fr 1.05fr; gap:48px; align-items:start; }
.split.reverse{ grid-template-columns:1.05fr 0.95fr; }
.split.reverse .figure-col{ order:2; }

.project-body p{ margin:0 0 16px; color:#cfcdc4; }
.stat-line{
  font-family:'JetBrains Mono', monospace; font-size:0.82rem;
  color:var(--accent);
  border-left:2px solid var(--accent);
  padding-left:12px; margin:22px 0 0;
}

.figure-grid{ display:grid; gap:14px; margin-top:32px; }
.cols-2{ grid-template-columns:1fr 1fr; }
.cols-3{ grid-template-columns:1fr 1fr 1fr; }
.figure{ border:1px solid var(--line); background:var(--panel); }
.figure img{ display:block; width:100%; height:210px; object-fit:cover; }
.figure.tall img{ height:320px; }
.figure figcaption{
  font-family:'JetBrains Mono', monospace; font-size:0.68rem;
  color:var(--text-dim); padding:9px 11px; border-top:1px solid var(--line);
}

@media (max-width:760px){
  .split, .split.reverse{ grid-template-columns:1fr; }
  .split.reverse .figure-col{ order:0; }
  .cols-2, .cols-3{ grid-template-columns:1fr; }
  section.project{ padding:56px 0; }
}

/* ---------------- Home page ---------------- */
.hero{ padding:64px 0 56px; border-bottom:1px solid var(--line); }
.hero-grid{ display:grid; grid-template-columns:1.1fr 0.9fr; gap:52px; align-items:center; }
.hero .kicker{ font-family:'JetBrains Mono', monospace; font-size:0.8rem; color:var(--accent); display:block; margin-bottom:16px; }
.hero h1{ font-size:clamp(2.2rem,4.6vw,3.2rem); margin:0 0 18px; }
.hero p.lede{ color:var(--text-dim); font-size:1.08rem; max-width:48ch; margin-bottom:26px; }
.btn-row{ display:flex; gap:14px; flex-wrap:wrap; }
.btn{
  font-family:'JetBrains Mono', monospace; font-size:0.85rem;
  padding:11px 20px; border-radius:3px; border:1px solid var(--line);
  color:var(--text);
}
.btn:hover{ border-color:var(--accent); text-decoration:none; }
.btn.primary{ background:var(--accent); color:#12141a; border-color:var(--accent); font-weight:600; }
.btn.primary:hover{ opacity:0.9; }

.photo-strip{ display:grid; grid-template-columns:1fr 1fr; gap:12px; }
.photo-strip .figure img{ height:150px; }
.photo-strip .figure:first-child{ grid-column:span 2; }
.photo-strip .figure:first-child img{ height:260px; }

/* Category index cards on home page */
.cat-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; padding:64px 0; }
.cat-card{
  border:1px solid var(--line); background:var(--panel);
  padding:28px 24px; border-radius:4px;
}
.cat-card .num{ font-family:'JetBrains Mono', monospace; color:var(--accent-dim); font-size:0.82rem; }
.cat-card h3{ margin:10px 0 10px; font-size:1.2rem; }
.cat-card p{ color:var(--text-dim); font-size:0.92rem; margin:0 0 18px; }
.cat-card a.enter{ font-family:'JetBrains Mono', monospace; font-size:0.8rem; }

@media (max-width:760px){
  .hero-grid{ grid-template-columns:1fr; }
  .cat-grid{ grid-template-columns:1fr; }
}

/* ---------------- Footer ---------------- */
footer{ padding:60px 0 80px; border-top:1px solid var(--line); margin-top:20px; }
footer .wrap{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; }
footer .mono{ font-size:0.8rem; color:var(--text-dim); }
footer .contact-row{ display:flex; gap:20px; }
footer .contact-row a{ font-family:'JetBrains Mono', monospace; font-size:0.8rem; }