/* Eugene Safronov — personal site (warm theme)
   Implemented from the Claude Design export "Eugene Safronov - Site -warm-".
   Design-system tokens (Nocturne base + warm override) + page styles. */

:root {
  /* warm override tokens (from the design) */
  --color-bg: #1a1512;
  --color-surface: #221b16;
  --color-text: #f0e9e1;
  --color-divider: rgba(240, 233, 225, .12);

  --color-accent: #d98e3f;
  --color-accent-100: #f9e3c4;
  --color-accent-200: #f0c894;
  --color-accent-300: #e5ab6b;
  --color-accent-400: #dc9a52;
  --color-accent-500: #d98e3f;
  --color-accent-600: #b8752c;
  --color-accent-700: #8a561f;
  --color-accent-800: #4e3113;
  --color-accent-900: #301e0c;

  --color-neutral-100: #f2ece5;
  --color-neutral-200: #ddd3c8;
  --color-neutral-300: #c0b4a6;
  --color-neutral-400: #9c8f80;
  --color-neutral-500: #7b6e60;
  --color-neutral-600: #5e5347;
  --color-neutral-700: #463d34;
  --color-neutral-800: #312a23;
  --color-neutral-900: #221c17;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;

  --shadow-md: 0 0 0 1px #595d6c, 0 6px 18px rgba(0, 0, 0, .55);

  --font: "Inter", system-ui, sans-serif;
  --mono: ui-monospace, Menlo, monospace;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.55;
}
a { color: var(--color-accent-300); text-decoration: none; }
a:hover { color: var(--color-accent-200); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: rgba(217, 142, 63, .3); }
img { display: block; max-width: 100%; }
section[id] { scroll-margin-top: 70px; }

@keyframes es-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(217, 142, 63, .3); }
  50%      { box-shadow: 0 0 0 18px rgba(217, 142, 63, 0); }
}

/* ── shared bits ─────────────────────────────────────────────────────── */

.wrap { max-width: 1240px; margin: 0 auto; width: 100%; }

.btn-accent {
  display: inline-flex; align-items: center; gap: 9px;
  font: 500 13px/1 var(--font);
  color: var(--color-accent);
  background: transparent;
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  padding: 12px 18px;
  cursor: pointer;
}
.btn-accent:hover { background: rgba(217, 142, 63, .12); color: var(--color-accent); }

.btn-quiet {
  display: inline-flex; align-items: center;
  font: 500 13px/1 var(--font);
  color: var(--color-text);
  border: 1px solid var(--color-divider);
  border-radius: 999px;
  padding: 12px 18px;
}
.btn-quiet:hover { background: rgba(240, 233, 225, .07); color: var(--color-text); }

.kicker {
  font: 500 11px/1 var(--font);
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--color-accent-300);
}

.h2 {
  font: 500 32px/1.12 var(--font);
  letter-spacing: -.02em;
  color: var(--color-text);
  margin: 0;
}

.mono-note { font: 400 12px/1 var(--mono); color: rgba(240, 233, 225, .4); }

/* ── nav ─────────────────────────────────────────────────────────────── */

.nav {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 60px;
  background: rgba(22, 24, 38, .82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-divider);
}
.nav-brand {
  font: 500 13px/1 var(--font);
  letter-spacing: .14em; text-transform: uppercase;
  color: rgba(240, 233, 225, .7);
}
.nav-brand:hover { color: #f0e9e1; }
.nav-right { display: flex; align-items: center; gap: 26px; }
.es-navlinks { display: flex; align-items: center; gap: 22px; }
.es-navlinks a { font: 400 13px/1 var(--font); color: rgba(240, 233, 225, .55); }
.es-navlinks a:hover { color: #f0e9e1; }
.nav-cv {
  font: 500 12.5px/1 var(--font);
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  padding: 9px 16px;
}
.nav-cv:hover { background: rgba(217, 142, 63, .12); color: var(--color-accent); }

/* ── hero ────────────────────────────────────────────────────────────── */

.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(120% 90% at 88% 0%, rgba(217, 142, 63, .16), transparent 62%), var(--color-bg);
}
.es-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 400px);
  gap: 44px; align-items: end;
  padding: 64px 60px 0;
}
.hero-copy { padding-bottom: 60px; }
.es-h1 {
  font: 500 74px/.98 var(--font);
  letter-spacing: -.035em;
  color: var(--color-text);
  margin: 0 0 26px;
  text-wrap: pretty;
}
.es-h1 .accent { color: var(--color-accent-300); }
.hero-sub {
  font: 400 16px/1.6 var(--font);
  color: rgba(240, 233, 225, .72);
  max-width: 46ch; margin: 0 0 28px;
  text-wrap: pretty;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.hero-stats {
  display: flex; flex-wrap: wrap; gap: 26px;
  font: 400 12px/1 var(--mono);
  color: rgba(240, 233, 225, .45);
}

.lighten { mix-blend-mode: lighten; background-color: transparent; }
.photo-frame {
  position: relative;
  width: 100%; height: 440px;
  border-radius: 10px; overflow: hidden;
}
.photo-frame img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.photo-ph {
  position: absolute; inset: 0;
  background: #1a1512;
  display: grid; place-items: center;
}
.photo-ph span {
  width: 220px; height: 220px; border-radius: 50%;
  background: var(--color-accent-800);
  display: grid; place-items: center;
  font: 500 96px/1 var(--font);
  color: var(--color-accent-300);
}

/* ── intro / video ───────────────────────────────────────────────────── */

.intro { padding: 60px; background: var(--color-surface); }
.es-video {
  display: grid;
  grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
  gap: 48px; align-items: center;
}
.intro .kicker { margin-bottom: 16px; }
.intro .h2 { margin-bottom: 14px; }
.intro-sub { font: 400 14px/1.65 var(--font); color: rgba(240, 233, 225, .65); margin: 0 0 20px; }
.btn-play { padding: 11px 17px; }
.tri {
  width: 0; height: 0;
  border-left: 9px solid var(--color-accent);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}
.video-box {
  position: relative; width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-md);
  background: var(--color-neutral-900);
}
.video-box video {
  display: block; width: 100%; height: 100%;
  object-fit: cover; background: #14100d;
}
.poster { position: absolute; inset: 0; cursor: pointer; }
.poster.hidden { display: none; }
.poster-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
}
.poster-ph {
  position: absolute; inset: 0;
  background: radial-gradient(110% 130% at 20% 100%, rgba(217, 142, 63, .22), transparent 60%), #14100d;
}
.poster-center {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none;
}
.poster-btn {
  width: 76px; height: 76px; border-radius: 50%;
  background: rgba(217, 142, 63, .92);
  display: flex; align-items: center; justify-content: center;
  animation: es-pulse 3.2s ease-out infinite;
}
.poster-btn span {
  width: 0; height: 0;
  border-left: 16px solid #1a1512;
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
  margin-left: 5px;
}
.poster-time {
  position: absolute; left: 16px; bottom: 14px;
  font: 500 11px/1 var(--mono);
  color: rgba(240, 233, 225, .8);
  pointer-events: none;
}

/* ── road / journey ──────────────────────────────────────────────────── */

.road { padding: 72px 60px 60px; }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 20px; margin-bottom: 40px;
}
.es-road {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}
.stop { display: flex; flex-direction: column; }
.stop-track { display: flex; align-items: center; margin-bottom: 16px; }
.stop-dot {
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--color-accent); flex: none;
  box-shadow: 0 0 0 5px rgba(217, 142, 63, .14);
}
.stop-line { flex: 1; height: 1px; background: var(--color-divider); }
.stop-card {
  flex: 1;
  background: var(--color-neutral-900);
  border: 1px solid var(--color-neutral-800);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex; flex-direction: column; gap: 11px;
}
.stop-img {
  height: 104px; border-radius: var(--radius-sm); overflow: hidden;
  background: var(--color-accent-900);
  border: 1px solid var(--color-divider);
  display: grid; place-items: center;
}
.stop-img svg { width: 34px; height: 34px; stroke: var(--color-accent-300); fill: none; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.stop-years { font: 500 11px/1 var(--mono); color: var(--color-accent-300); }
.stop-place { font: 500 13.5px/1.25 var(--font); color: var(--color-text); }
.stop-note { font: 400 11.5px/1.5 var(--font); color: rgba(240, 233, 225, .6); }
.edu { margin-top: 30px; font: 400 12px/1.6 var(--font); color: rgba(240, 233, 225, .45); }

/* ── stack ───────────────────────────────────────────────────────────── */

.stack { padding: 12px 60px 64px; }
.stack .section-head { margin-bottom: 34px; }
.stack-grid { display: flex; flex-wrap: wrap; gap: 20px; }
.stack-card {
  border-radius: var(--radius-lg);
  padding: 22px;
  background: var(--color-neutral-900);
}
.stack-card .label {
  font: 500 11px/1 var(--font);
  letter-spacing: .12em; text-transform: uppercase;
  color: rgba(240, 233, 225, .55);
  margin-bottom: 18px;
}
.bubbles { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.bub {
  width: var(--d); height: var(--d); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  text-align: center; line-height: 1.2;
  font-family: var(--font); font-weight: 400;
  color: var(--color-neutral-200);
  background: var(--color-neutral-800);
  border: 1px solid var(--color-neutral-700);
}
.bub-hi {
  font-weight: 500;
  color: var(--color-accent-100);
  background: var(--color-accent-800);
  border-color: var(--color-accent-700);
}
.bub-top { border-color: var(--color-accent-600); }

.card-lang { flex: 1 1 300px; min-width: 280px;
  background: radial-gradient(90% 90% at 30% 20%, rgba(217,142,63,.13), transparent 70%), var(--color-neutral-900); }
.card-runtime { flex: 1 1 420px; min-width: 340px;
  background: radial-gradient(90% 90% at 70% 20%, rgba(217,142,63,.13), transparent 70%), var(--color-neutral-900); }
.card-cloud { flex: 1 1 340px; min-width: 300px;
  background: radial-gradient(90% 90% at 30% 80%, rgba(217,142,63,.13), transparent 70%), var(--color-neutral-900); }
.card-data { flex: 1 1 380px; min-width: 320px;
  background: radial-gradient(90% 90% at 70% 80%, rgba(217,142,63,.13), transparent 70%), var(--color-neutral-900); }
.card-ai { margin-top: 20px;
  background: radial-gradient(90% 90% at 50% 20%, rgba(217,142,63,.13), transparent 70%), var(--color-neutral-900); }

.stack-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }
.chip {
  font: 400 12px/1 var(--font);
  color: var(--color-neutral-300);
  border: 1px solid var(--color-divider);
  border-radius: 999px;
  padding: 9px 14px;
}

/* ── strengths ───────────────────────────────────────────────────────── */

.strengths { padding: 56px 60px; background: var(--color-surface); }
.strengths .h2 { margin-bottom: 34px; }
.es-strengths {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px 44px;
}
.strength { display: flex; gap: 16px; align-items: flex-start; }
.strength-num {
  flex: none; width: 34px; height: 34px; border-radius: 50%;
  border: 1px solid var(--color-accent-700);
  background: var(--color-accent-900);
  display: flex; align-items: center; justify-content: center;
  font: 500 11px/1 var(--mono);
  color: var(--color-accent-300);
}
.strength-title { font: 500 16px/1.25 var(--font); color: var(--color-text); margin-bottom: 7px; }
.strength-body { font: 400 13px/1.6 var(--font); color: rgba(240, 233, 225, .62); }

/* ── contact ─────────────────────────────────────────────────────────── */

.contact {
  padding: 64px 60px 72px;
  background: radial-gradient(100% 120% at 15% 100%, rgba(217, 142, 63, .18), transparent 60%), var(--color-bg);
}
.contact .kicker { margin-bottom: 18px; }
.contact-title {
  font: 500 34px/1.2 var(--font);
  letter-spacing: -.02em;
  color: var(--color-text);
  max-width: 24ch; margin-bottom: 26px;
  text-wrap: pretty;
}
.contact-cta { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }

/* ── footer ──────────────────────────────────────────────────────────── */

.footer {
  padding: 20px 60px;
  border-top: 1px solid var(--color-divider);
  font: 400 11.5px/1 var(--font);
  color: rgba(240, 233, 225, .35);
}

/* ── responsive (verbatim from the design) ───────────────────────────── */

@media (max-width: 1240px) {
  .es-road { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .es-hero, .es-video, .es-strengths { grid-template-columns: minmax(0, 1fr); }
  .es-road { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .es-pad { padding-left: 24px; padding-right: 24px; }
  .es-h1 { font-size: 44px; }
  .es-navlinks { display: none; }
}
@media (max-width: 560px) {
  .es-road { grid-template-columns: minmax(0, 1fr); }
}