/* Владимир Звездин — личная страница.
   Вдохновлено zwezdin.com: zinc-палитра, indigo-акцент, чистая типографика, тёмная тема. */

:root {
  --bg: #ffffff;
  --bg-soft: #fafafa;
  --bg-card: #ffffff;
  --border: #f4f4f5;
  --border-strong: #e4e4e7;
  --ink: #18181b;
  --ink-2: #3f3f46;
  --muted: #71717a;
  --muted-2: #a1a1aa;
  --accent: #6366f1;
  --accent-soft: #eef2ff;

  --radius: 16px;
  --radius-sm: 10px;
  --maxw: 920px;
  --sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
}

html.dark {
  --bg: #09090b;
  --bg-soft: #18181b;
  --bg-card: #18181b;
  --border: #27272a;
  --border-strong: #3f3f46;
  --ink: #fafafa;
  --ink-2: #e4e4e7;
  --muted: #a1a1aa;
  --muted-2: #71717a;
  --accent: #818cf8;
  --accent-soft: #1e1b4b;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--bg);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background .2s, color .2s;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }
::selection { background: var(--accent-soft); color: var(--accent); }

.skip-link {
  position: fixed; top: 12px; left: 12px; z-index: 100;
  padding: 8px 14px; background: var(--accent); color: #fff;
  border-radius: 8px; transform: translateY(-160%); transition: transform .15s;
}
.skip-link:focus { transform: translateY(0); }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* PAGE LAYOUT */
.page-bg { min-height: 100%; background: var(--bg-soft); }
.page-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* HEADER */
.site-header {
  position: sticky; top: 0; z-index: 50;
  margin-bottom: 32px;
}
.header-bar {
  display: flex; align-items: center; gap: 20px;
  height: 64px;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px) saturate(150%);
  border-bottom: 1px solid var(--border);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 0 20px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 15px; }
.brand-mark {
  display: grid; place-items: center;
  width: 32px; height: 32px;
  background: var(--ink); color: var(--accent);
  border-radius: 8px;
  font-family: var(--mono); font-size: 12px; font-weight: 700;
}
html.dark .brand-mark { background: var(--accent); color: var(--ink); }
.brand-name { letter-spacing: -0.3px; }
.nav { display: flex; gap: 22px; margin-left: auto; font-size: 14px; font-weight: 500; color: var(--ink-2); }
.nav a { transition: color .15s; }
.nav a:hover { color: var(--accent); }
.theme-toggle {
  display: grid; place-items: center;
  width: 36px; height: 36px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: var(--bg-card);
  color: var(--ink-2);
  cursor: pointer;
  transition: background .15s, color .15s;
}
.theme-toggle:hover { color: var(--accent); border-color: var(--accent); }
.theme-toggle svg { width: 18px; height: 18px; }
html:not(.dark) .icon-moon { display: none; }
html.dark .icon-sun { display: none; }

/* CONTENT */
.content { padding-bottom: 64px; }

/* HERO */
.hero {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 40px;
  align-items: start;
  padding: 24px 0 56px;
}
.hero-photo-wrap { position: relative; }
.hero-photo {
  width: 96px; height: 96px;
  object-fit: cover;
  object-position: center 25%;
  border-radius: 50%;
  border: 2px solid var(--border-strong);
}
.hero h1 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.1;
}
.hero-role {
  margin: 0 0 18px;
  font-size: 18px;
  font-weight: 500;
  color: var(--muted);
}
.hero-bio {
  margin: 0 0 22px;
  max-width: 560px;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-2);
}
.mono { font-family: var(--mono); font-size: 0.9em; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 28px;
  margin: 0;
  padding-top: 18px;
  border-top: 1px solid var(--border);
}
.hero-meta dt { font-size: 12px; color: var(--muted-2); margin-bottom: 2px; font-weight: 500; }
.hero-meta dd { margin: 0; font-size: 14px; font-weight: 500; color: var(--ink-2); }

/* SOCIALS */
.socials { list-style: none; margin: 24px 0 0; padding: 0; display: flex; gap: 12px; }
.socials a {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  color: var(--ink-2);
  background: var(--bg-card);
  transition: color .15s, border-color .15s, transform .15s;
}
.socials a:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-2px); }
.socials svg { width: 20px; height: 20px; }

/* SECTIONS */
.card-section { margin-bottom: 56px; }
.section-title {
  margin: 0 0 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

/* SKILL CARDS */
.card-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.card {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.card h3 { margin: 0 0 18px; font-size: 16px; font-weight: 600; }
.skill-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.skill-list li { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 500; color: var(--ink-2); }
.bar { display: block; height: 6px; border-radius: 99px; background: var(--border); overflow: hidden; }
.bar i { display: block; height: 100%; border-radius: 99px; background: var(--accent); }

/* TIMELINE */
.timeline { list-style: none; margin: 0; padding: 0; counter-reset: tl; }
.timeline li {
  display: grid;
  grid-template-columns: 36px 1fr 70px;
  gap: 16px;
  align-items: start;
  padding: 20px 0;
  border-top: 1px solid var(--border);
}
.timeline li:last-child { border-bottom: 1px solid var(--border); }
.tl-marker {
  display: grid; place-items: center;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  font-family: var(--mono);
}
.tl-body h3 { margin: 0 0 4px; font-size: 16px; font-weight: 600; letter-spacing: -0.2px; }
.tl-body p { margin: 0; font-size: 14px; line-height: 1.55; color: var(--ink-2); }
.tl-body p + p { margin-top: 4px; }
.tl-meta { color: var(--muted) !important; font-size: 13px !important; }
.tl-date {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  text-align: right;
  padding-top: 4px;
}

/* FOOTER */
.site-footer {
  display: flex; align-items: center; justify-content: space-between;
  gap: 16px;
  padding: 28px 0 36px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--muted);
}
.to-top { font-weight: 500; color: var(--ink-2); transition: color .15s; }
.to-top:hover { color: var(--accent); }

/* RESPONSIVE */
@media (max-width: 760px) {
  .page-inner { padding: 0 16px; }
  .header-bar { padding: 0 14px; gap: 12px; }
  .brand-name { display: none; }
  .nav { gap: 14px; font-size: 13px; }
  .nav a:nth-child(n+3) { display: none; }
  .hero { grid-template-columns: 1fr; gap: 24px; padding: 16px 0 40px; }
  .hero-photo { width: 72px; height: 72px; }
  .hero-meta { gap: 20px; }
  .card-grid { grid-template-columns: 1fr; }
  .timeline li { grid-template-columns: 28px 1fr; }
  .tl-date { grid-column: 2; text-align: left; padding-top: 0; font-size: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}