:root {
  color-scheme: dark;
  --bg: #07090d;
  --panel: rgba(255, 255, 255, 0.055);
  --panel-strong: rgba(255, 255, 255, 0.09);
  --text: #e8edf5;
  --muted: #9ca8b8;
  --line: rgba(255, 255, 255, 0.14);
  --accent: #7dd3fc;
  --accent-2: #a78bfa;
  --ok: #86efac;
  --max: 1180px;
  --radius: 24px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 18% 8%, rgba(125, 211, 252, 0.16), transparent 30rem),
    radial-gradient(circle at 82% 10%, rgba(167, 139, 250, 0.16), transparent 34rem),
    linear-gradient(180deg, #07090d 0%, #0a0d14 52%, #07090d 100%);
  color: var(--text);
  line-height: 1.6;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.032) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.85), transparent 78%);
}
a { color: inherit; text-decoration: none; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.header { position: sticky; top: 0; z-index: 20; backdrop-filter: blur(18px); background: rgba(7,9,13,0.74); border-bottom: 1px solid var(--line); }
.header__inner { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; font-weight: 700; letter-spacing: -0.02em; }
.brand__mark { width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 12px; display: grid; place-items: center; color: var(--accent); background: var(--panel); box-shadow: 0 0 32px rgba(125,211,252,.18); }
.nav { display: flex; gap: 18px; align-items: center; color: var(--muted); font-size: 14px; }
.nav a:hover { color: var(--text); }
.lang { padding: 8px 11px; border: 1px solid var(--line); border-radius: 999px; background: var(--panel); color: var(--accent); }
.hero { padding: 112px 0 64px; }
.hero__grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); gap: 36px; align-items: stretch; }
.kicker { color: var(--accent); text-transform: uppercase; letter-spacing: .16em; font-size: 12px; font-weight: 700; }
h1 { margin: 16px 0 18px; font-size: clamp(44px, 7vw, 84px); line-height: .95; letter-spacing: -0.075em; }
h2 { margin: 0 0 18px; font-size: clamp(28px, 4vw, 48px); line-height: 1.04; letter-spacing: -0.045em; }
h3 { margin: 0 0 8px; font-size: 20px; letter-spacing: -0.02em; }
p { margin: 0 0 16px; color: var(--muted); }
.lead { font-size: clamp(18px, 2vw, 22px); max-width: 760px; color: #c9d3df; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.button { border: 1px solid var(--line); border-radius: 999px; padding: 12px 18px; background: var(--panel); color: var(--text); font-weight: 650; transition: transform .18s ease, border-color .18s ease, background .18s ease; }
.button:hover { transform: translateY(-2px); border-color: rgba(125,211,252,.6); background: var(--panel-strong); }
.button--primary { background: linear-gradient(135deg, rgba(125,211,252,.22), rgba(167,139,250,.22)); border-color: rgba(125,211,252,.45); }
.card { border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(180deg, rgba(255,255,255,.075), rgba(255,255,255,.035)); box-shadow: 0 24px 70px rgba(0,0,0,.28); }
.hero-card { padding: 26px; min-height: 100%; display: flex; flex-direction: column; gap: 18px; }
.signal { display: flex; justify-content: space-between; gap: 18px; padding: 16px 0; border-bottom: 1px solid var(--line); }
.signal:last-child { border-bottom: 0; }
.signal b { display: block; font-size: 15px; }
.signal span { color: var(--muted); font-size: 14px; text-align: right; }
.section { padding: 72px 0; }
.section__head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 26px; }
.section__head p { max-width: 680px; }
.grid { display: grid; gap: 18px; }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.panel { padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--panel); }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tag { color: #cfe8f7; border: 1px solid rgba(125,211,252,.22); background: rgba(125,211,252,.08); border-radius: 999px; padding: 6px 10px; font-size: 13px; }
.proofs { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; margin-top: 34px; }
.proof { padding: 16px; border-radius: 18px; border: 1px solid var(--line); background: rgba(255,255,255,.045); color: #dbeafe; font-weight: 650; font-size: 14px; }
.case { display: flex; flex-direction: column; gap: 14px; }
.meta { color: var(--muted); font-size: 14px; }
.meta b { color: var(--text); }
.case dl { margin: 0; display: grid; gap: 10px; }
.case dt { color: var(--accent); font-size: 12px; text-transform: uppercase; letter-spacing: .12em; font-weight: 800; }
.case dd { margin: 0; color: #c7d0dd; }
.timeline { position: relative; }
.timeline::before { content: ""; position: absolute; left: 16px; top: 6px; bottom: 6px; width: 1px; background: var(--line); }
.job { position: relative; padding: 0 0 26px 52px; }
.job::before { content: ""; position: absolute; left: 8px; top: 6px; width: 16px; height: 16px; border-radius: 50%; border: 1px solid var(--accent); background: #071019; box-shadow: 0 0 0 5px rgba(125,211,252,.08); }
.job:last-child { padding-bottom: 0; }
.cv-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; }
.list { padding-left: 18px; margin: 0; color: var(--muted); }
.list li { margin: 8px 0; }
.footer { border-top: 1px solid var(--line); padding: 38px 0; color: var(--muted); }
.contact-links { display: flex; flex-wrap: wrap; gap: 12px; }
.small { font-size: 13px; color: var(--muted); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--text); color: var(--bg); padding: 8px; border-radius: 8px; }
.skip:focus { left: 8px; z-index: 100; }

.mobile-toc { display: none; }
@media (max-width: 960px) {

  body { padding-bottom: 92px; }
  .mobile-toc { display: block; position: fixed; left: 14px; right: 14px; bottom: 14px; z-index: 40; }
  .mobile-toc summary { list-style: none; cursor: pointer; text-align: center; border: 1px solid rgba(125,211,252,.34); border-radius: 999px; padding: 12px 18px; background: linear-gradient(135deg, rgba(7,9,13,.92), rgba(16,21,33,.92)); color: var(--text); font-weight: 750; box-shadow: 0 18px 46px rgba(0,0,0,.42); backdrop-filter: blur(18px); }
  .mobile-toc summary::-webkit-details-marker { display: none; }
  .mobile-toc[open] summary { border-color: rgba(125,211,252,.72); color: var(--accent); }
  .mobile-toc nav { margin: 0 0 10px; padding: 12px; border: 1px solid var(--line); border-radius: 22px; background: rgba(7,9,13,.94); box-shadow: 0 24px 70px rgba(0,0,0,.5); backdrop-filter: blur(18px); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; max-height: 62vh; overflow: auto; }
  .mobile-toc nav a { padding: 11px 12px; border-radius: 14px; border: 1px solid rgba(255,255,255,.11); background: rgba(255,255,255,.055); color: #dbeafe; font-weight: 650; font-size: 14px; }
  .mobile-toc nav a:active { border-color: rgba(125,211,252,.6); color: var(--accent); }
  .nav { display: none; }
  .hero { padding-top: 74px; }
  .hero__grid, .grid--2, .grid--3, .cv-grid { grid-template-columns: 1fr; }
  .proofs { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .container { width: min(var(--max), calc(100% - 28px)); }
  .proofs { grid-template-columns: 1fr; }
  h1 { font-size: 46px; }
  .section { padding: 52px 0; }
  .section__head { display: block; }
}
@media print {
  body { background: #fff; color: #111; padding-bottom: 0; }
  body::before, .header, .actions, .footer, .mobile-toc { display: none !important; }
  .card, .panel, .proof { border-color: #ddd; background: #fff; box-shadow: none; }
  p, .meta, .list { color: #333; }
  a { color: #111; }
}