:root {
  --bg: #0f1420;
  --panel: #171e2d;
  --line: #2a3448;
  --text: #efe6d2;
  --muted: #a99d86;
  --gold: #e2ad4b;
  --gold-hi: #f0c36b;
  --radius: 14px;
  --head: "Cinzel", Georgia, serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background:
    radial-gradient(ellipse 90% 520px at 50% -120px, rgba(226, 173, 75, 0.13), transparent 70%),
    var(--bg);
  color: var(--text);
  font: 400 1rem/1.6 var(--body);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
main { flex: 1; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gold); text-underline-offset: 3px; }
a:hover { color: var(--gold-hi); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

h1, h2, h3 { font-family: var(--head); font-weight: 700; line-height: 1.2; margin: 0 0 0.6em; letter-spacing: 0.01em; }
h1 { font-size: clamp(1.75rem, 6vw, 3rem); }
h2 { font-size: clamp(1.35rem, 4vw, 1.9rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.center { text-align: center; }
.lead { font-size: 1.125rem; color: var(--muted); max-width: 38em; }

.wrap { width: 100%; max-width: 1160px; margin: 0 auto; padding: 0 16px; }
.section { padding-top: 48px; }
.section-tight { padding-top: 8px; }
.page-head { padding-top: 40px; }
.note { margin-top: 28px; }

.skip { position: absolute; left: -999px; top: 8px; background: var(--gold); color: var(--bg); padding: 8px 12px; border-radius: 8px; z-index: 10; }
.skip:focus { left: 8px; }

/* Header */
.top { border-bottom: 1px solid var(--line); background: rgba(15, 20, 32, 0.85); backdrop-filter: blur(8px); position: sticky; top: 0; z-index: 5; }
.top-in { display: flex; align-items: center; gap: 12px 20px; flex-wrap: wrap; padding-top: 10px; padding-bottom: 10px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-family: var(--head); font-weight: 700; font-size: 1.2rem; letter-spacing: 0.06em; }
.brand img { border-radius: 50%; }
.brand:hover { color: var(--text); }
.nav { display: flex; gap: 4px; order: 3; width: 100%; margin: 0 -10px; }
.nav a { color: var(--muted); text-decoration: none; padding: 6px 10px; border-radius: 8px; font-weight: 500; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); }
.nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--gold); border-radius: 0; }
.top-yt { margin-left: auto; }
@media (min-width: 720px) {
  .nav { order: 0; width: auto; margin: 0 0 0 auto; }
  .top-yt { margin-left: 0; }
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 10px 18px; border-radius: 10px;
  font: 600 1rem/1.2 var(--body); text-decoration: none; cursor: pointer;
  border: 1px solid transparent; transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn-sm { min-height: 36px; padding: 6px 12px; font-size: 0.9rem; }
.btn-gold { background: var(--gold); color: #1d1508; }
.btn-gold:hover { background: var(--gold-hi); color: #1d1508; }
.btn-line { border-color: var(--line); color: var(--text); background: rgba(23, 30, 45, 0.6); }
.btn-line:hover { border-color: var(--gold); color: var(--text); }
.yt { width: 1em; height: 1em; fill: currentColor; flex: none; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.actions.center { justify-content: center; }

/* Hero */
.hero { padding-top: 0; }
.banner { max-width: 1160px; margin: 0 auto; }
.banner img { width: 100%; box-shadow: 0 18px 50px rgba(0, 0, 0, 0.45); }
@media (min-width: 1192px) {
  .banner { margin-top: 24px; }
  .banner img { border-radius: var(--radius); border: 1px solid var(--line); }
}
.hero-text { padding-top: 32px; text-align: center; display: flex; flex-direction: column; align-items: center; }
.hero-text .lead { margin-bottom: 24px; }

/* Cards */
.card {
  background: var(--panel) url("/img/contours.svg") right -60px top -40px / 420px no-repeat;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}
.grid3 { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 720px) { .grid3 { grid-template-columns: repeat(3, 1fr); } }
.sim { position: relative; display: flex; flex-direction: column; align-items: flex-start; transition: border-color 0.15s, transform 0.15s; }
.sim:hover { border-color: var(--gold); }
.sim .muted { flex: 1; }
.sim-title { font-size: 1.35rem; }
.stretch::after { content: ""; position: absolute; inset: 0; border-radius: var(--radius); }
.ep { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold); margin-bottom: 0.5em; }
.kicker { font-family: var(--body); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--gold); }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.more { text-decoration: none; font-weight: 500; }

/* How it works */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
@media (min-width: 720px) { .steps { grid-template-columns: repeat(3, 1fr); } }
.steps .num { display: block; font-family: var(--head); font-weight: 700; font-size: 2rem; color: var(--gold); line-height: 1; margin-bottom: 14px; }
.steps p { margin: 0; }

/* Video & episodes */
.video { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); background: var(--panel); }
.video iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-wait {
  position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px;
  padding: 16px; text-decoration: none; color: var(--text); text-align: center;
  background: radial-gradient(ellipse at 50% 40%, rgba(226, 173, 75, 0.12), transparent 70%), var(--panel) url("/img/contours.svg") center / 520px;
}
.video-wait img { width: clamp(56px, 14vw, 96px); border-radius: 50%; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5); }
.video-when { font-family: var(--head); font-weight: 700; font-size: clamp(1rem, 3.4vw, 1.4rem); }
.episode { display: grid; gap: 18px; }
.episode-title { font-size: clamp(1.2rem, 3.6vw, 1.6rem); }
.episode-meta .ep { margin-bottom: 0.4em; }
@media (min-width: 900px) {
  .episode { grid-template-columns: 1.7fr 1fr; align-items: center; gap: 28px; }
}
.episodes { display: grid; gap: 40px; }

/* About */
.prose { display: grid; gap: 16px; max-width: 760px; }
.prose ul { margin: 0 0 1em; padding-left: 1.2em; }
.prose li { margin-bottom: 0.4em; }
.prose li::marker { color: var(--gold); }
.prose .card > :last-child { margin-bottom: 0; }

/* Footer */
.foot { margin-top: 64px; border-top: 1px solid var(--line); padding: 28px 0 36px; }
.foot-in { display: flex; flex-direction: column; gap: 14px; }
.foot-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.foot-links a { color: var(--muted); text-decoration: none; }
.foot-links a:hover { color: var(--text); }
.foot p { margin: 0; }
@media (min-width: 720px) {
  .foot-in { flex-direction: row; align-items: center; flex-wrap: wrap; justify-content: space-between; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}