/* ============================================================
   Уголок PC — тёмная неоновая тема в духе печатных плат
   ============================================================ */
@import url("/assets/fonts/fonts.css");

:root {
  --bg: #060a12;
  --bg-raise: #0a101c;
  --panel: rgba(148, 163, 184, 0.055);
  --panel-strong: rgba(148, 163, 184, 0.09);
  --line: rgba(148, 163, 184, 0.16);
  --line-soft: rgba(148, 163, 184, 0.09);
  --text: #e8eef9;
  --muted: #9aabc4;
  --cyan: #2bd9f5;
  --violet: #8f6bff;
  --magenta: #ef6bff;
  --amber: #ffb02e;
  --green: #3ddc97;
  --blue: #5ea2ff;
  --yt: #ff3b3b;
  --font-display: "Unbounded", "Manrope", system-ui, sans-serif;
  --font-body: "Manrope", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Consolas", monospace;
  --shell: 1160px;
  --radius: 20px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Фоновое свечение страницы */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(46rem 30rem at 12% -6%, rgba(43, 217, 245, 0.10), transparent 60%),
    radial-gradient(40rem 28rem at 96% 12%, rgba(143, 107, 255, 0.10), transparent 62%),
    radial-gradient(50rem 36rem at 50% 115%, rgba(239, 107, 255, 0.06), transparent 60%),
    var(--bg);
}

/* Едва заметная сетка-миллиметровка */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.045) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(80rem 50rem at 50% 0%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(80rem 50rem at 50% 0%, #000 0%, transparent 75%);
}

.shell { max-width: var(--shell); margin: 0 auto; padding: 0 22px; }

::selection { background: rgba(43, 217, 245, 0.32); color: #fff; }

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

/* ---------- Типографика ---------- */
h1, h2, h3 { font-family: var(--font-display); line-height: 1.16; letter-spacing: 0.005em; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 14px;
}

.accent-cyan { color: var(--cyan); }
.accent-amber { color: var(--amber); }

.glow-text {
  background: linear-gradient(100deg, var(--cyan), var(--violet) 55%, var(--magenta));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Шапка ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(6, 10, 18, 0.78);
  border-bottom: 1px solid var(--line-soft);
}

.site-header .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 66px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  white-space: nowrap;
}

.brand svg { flex: 0 0 auto; }

.brand b { font-weight: 600; color: var(--cyan); }

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--muted);
  padding: 8px 13px;
  border-radius: 999px;
  transition: color 0.2s, background 0.2s;
}

.nav a:hover { color: var(--text); background: var(--panel-strong); }

.nav .nav-yt {
  color: #fff;
  background: linear-gradient(135deg, #ff4d4d, #e11d2e);
  box-shadow: 0 4px 18px rgba(255, 59, 59, 0.35);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.nav .nav-yt:hover { background: linear-gradient(135deg, #ff6060, #f52a3c); color: #fff; }

/* ---------- Кнопки ---------- */
.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.98rem;
  padding: 14px 24px;
  border-radius: 14px;
  border: 1px solid transparent;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s, background 0.2s;
}

.button:active { transform: translateY(1px); }

.button-yt {
  color: #fff;
  background: linear-gradient(135deg, #ff5252, #e0162b);
  box-shadow: 0 10px 30px rgba(255, 59, 59, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.22);
}

.button-yt:hover { box-shadow: 0 14px 40px rgba(255, 59, 59, 0.5); transform: translateY(-2px); }

.button-ghost {
  color: var(--text);
  border-color: var(--line);
  background: var(--panel);
}

.button-ghost:hover { border-color: rgba(43, 217, 245, 0.55); box-shadow: 0 10px 30px rgba(43, 217, 245, 0.16); transform: translateY(-2px); }

/* ---------- Хиро ---------- */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  gap: 48px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 64px;
}

.hero-trace {
  position: absolute;
  z-index: -1;
  inset: 0;
  overflow: visible;
  opacity: 0.5;
  pointer-events: none;
}

.hero h1 {
  font-size: clamp(2rem, 4.6vw, 3.15rem);
  font-weight: 700;
  margin-bottom: 22px;
}

.hero-lead {
  color: var(--muted);
  font-size: 1.09rem;
  max-width: 34rem;
  margin-bottom: 30px;
}

.hero-lead strong { color: var(--text); font-weight: 700; }

.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 30px; }

.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; }

.hero-tags span {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--muted);
  border: 1px solid var(--line-soft);
  background: var(--panel);
  padding: 6px 11px;
  border-radius: 999px;
}

/* Иллюстрация в хиро */
.hero-visual { position: relative; }

.hero-frame {
  position: relative;
  border-radius: var(--radius);
  border: 1px solid rgba(43, 217, 245, 0.32);
  box-shadow:
    0 24px 80px rgba(43, 217, 245, 0.14),
    0 10px 50px rgba(143, 107, 255, 0.16),
    inset 0 0 0 1px rgba(255, 255, 255, 0.03);
  overflow: hidden;
  transform: rotate(-1.2deg);
}

.hero-frame img { width: 100%; height: auto; }

.hero-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(200deg, rgba(43, 217, 245, 0.12), transparent 34%);
  pointer-events: none;
}

.hero-chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text);
  background: rgba(10, 16, 28, 0.88);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 9px 13px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.45);
  animation: float 7s ease-in-out infinite;
}

.hero-chip svg { flex: 0 0 auto; }
.chip-a { top: -16px; right: 26px; animation-delay: 0s; }
.chip-b { bottom: 34px; left: -20px; animation-delay: -2.4s; }
.chip-c { bottom: -14px; right: 12%; animation-delay: -4.6s; }

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

/* ---------- Бегущая строка ---------- */
.ticker {
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: rgba(10, 16, 28, 0.5);
  overflow: hidden;
  padding: 13px 0;
}

.ticker-track {
  display: inline-flex;
  gap: 34px;
  white-space: nowrap;
  animation: ticker 36s linear infinite;
  will-change: transform;
}

.ticker span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--muted);
}

.ticker b { color: var(--cyan); font-weight: 600; margin-right: 34px; }

@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- Секции ---------- */
.section { padding: 84px 0 0; }

.section-head { max-width: 44rem; margin-bottom: 40px; }

.section-head h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 700; margin-bottom: 14px; }

.section-head p { color: var(--muted); }

/* ---------- Карточки тем ---------- */
.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  --accent: var(--cyan);
  --mx: 50%;
  --my: 50%;
  position: relative;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 26px 24px 24px;
  overflow: hidden;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(220px 220px at var(--mx) var(--my), color-mix(in srgb, var(--accent) 13%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.card:hover {
  transform: translateY(-5px);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 18px 50px color-mix(in srgb, var(--accent) 16%, transparent);
}

.card:hover::before { opacity: 1; }

.card-icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  margin-bottom: 18px;
}

.card h3 { font-size: 1.02rem; font-weight: 600; margin-bottom: 9px; }

.card p { color: var(--muted); font-size: 0.93rem; }

.card-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  padding: 4px 9px;
  border-radius: 999px;
}

.c-cyan { --accent: var(--cyan); }
.c-violet { --accent: var(--violet); }
.c-magenta { --accent: var(--magenta); }
.c-amber { --accent: var(--amber); }
.c-green { --accent: var(--green); }
.c-blue { --accent: var(--blue); }

/* ---------- Видео ---------- */
.video-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 22px;
}

.video-frame {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  border: 1px solid rgba(255, 59, 59, 0.35);
  box-shadow: 0 22px 70px rgba(255, 59, 59, 0.12);
  overflow: hidden;
  background: var(--bg-raise);
}

.video-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.video-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--muted);
  font-size: 0.93rem;
}

/* ---------- О канале ---------- */
.about-card {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 30px;
  align-items: center;
  border: 1px solid var(--line-soft);
  border-radius: calc(var(--radius) + 6px);
  background:
    radial-gradient(30rem 20rem at 85% 20%, rgba(143, 107, 255, 0.10), transparent 65%),
    var(--panel);
  padding: 40px 38px;
  overflow: hidden;
}

.about-id { display: flex; align-items: center; gap: 15px; margin-bottom: 20px; }

.about-id img {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  border: 2px solid rgba(43, 217, 245, 0.5);
  box-shadow: 0 0 24px rgba(43, 217, 245, 0.28);
}

.about-id strong { font-family: var(--font-display); font-weight: 600; font-size: 1.05rem; display: block; }

.about-id span { font-family: var(--font-mono); font-size: 0.8rem; color: var(--muted); }

.about-copy p { color: var(--muted); margin-bottom: 14px; }

.about-copy p strong { color: var(--text); }

.about-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 24px; }

.about-mascot { position: relative; display: grid; place-items: center; }

.about-mascot img {
  width: min(320px, 78%);
  height: auto;
  filter: drop-shadow(0 24px 50px rgba(43, 217, 245, 0.18));
  animation: float 8s ease-in-out infinite;
  border-radius: 26px;
}

/* ---------- Тизер ссылок ---------- */
.links-teaser {
  position: relative;
  border: 1px solid rgba(43, 217, 245, 0.3);
  border-radius: calc(var(--radius) + 6px);
  background:
    radial-gradient(26rem 16rem at 12% 0%, rgba(43, 217, 245, 0.13), transparent 60%),
    radial-gradient(26rem 16rem at 95% 100%, rgba(239, 107, 255, 0.10), transparent 60%),
    var(--panel);
  padding: 44px 38px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  overflow: hidden;
}

.links-teaser h2 { font-size: clamp(1.3rem, 2.6vw, 1.8rem); font-weight: 700; margin-bottom: 10px; }

.links-teaser p { color: var(--muted); max-width: 30rem; }

/* ---------- Подвал ---------- */
.site-footer {
  margin-top: 90px;
  border-top: 1px solid var(--line-soft);
  padding: 36px 0 44px;
}

.site-footer .shell {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.footer-note { color: var(--muted); font-size: 0.88rem; }

.footer-nav { display: flex; flex-wrap: wrap; gap: 18px; font-size: 0.9rem; }

.footer-nav a { color: var(--muted); transition: color 0.2s; }

.footer-nav a:hover { color: var(--cyan); }

/* ============================================================
   Страница ссылок
   ============================================================ */
.links-hero { padding: 64px 0 40px; position: relative; }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--muted);
  margin-bottom: 26px;
  transition: color 0.2s;
}

.back-link:hover { color: var(--cyan); }

.links-hero h1 { font-size: clamp(1.9rem, 4.4vw, 2.9rem); font-weight: 700; margin-bottom: 16px; }

.links-hero > p { color: var(--muted); max-width: 34rem; }

.links-list { display: grid; gap: 14px; padding-bottom: 10px; }

.link-row {
  --accent: var(--cyan);
  --mx: 50%;
  --my: 50%;
  position: relative;
  display: grid;
  grid-template-columns: auto auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 20px 24px;
  overflow: hidden;
  transition: transform 0.22s, border-color 0.22s, box-shadow 0.22s;
}

.link-row::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(260px 200px at var(--mx) var(--my), color-mix(in srgb, var(--accent) 12%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.link-row:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--accent) 55%, transparent);
  box-shadow: 0 16px 44px color-mix(in srgb, var(--accent) 15%, transparent);
}

.link-row:hover::before { opacity: 1; }

.link-number {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--accent) 75%, var(--text));
  opacity: 0.9;
}

.link-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

.link-copy { min-width: 0; }

.link-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 4px;
}

.link-copy strong { display: block; font-weight: 700; font-size: 1.02rem; }

.link-copy small { display: block; color: var(--muted); font-size: 0.88rem; margin-top: 3px; }

.link-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text);
  white-space: nowrap;
}

.link-action b {
  font-weight: 400;
  transition: transform 0.22s;
  color: var(--accent);
}

.link-row:hover .link-action b { transform: translate(3px, -3px); }

/* Карточка благодарности */
.thanks-card {
  margin-top: 44px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 28px;
  border: 1px solid rgba(255, 59, 59, 0.3);
  border-radius: calc(var(--radius) + 6px);
  background:
    radial-gradient(24rem 16rem at 8% 0%, rgba(255, 59, 59, 0.10), transparent 60%),
    var(--panel);
  padding: 34px 34px;
}

.thanks-card .mascot-s {
  width: 116px;
  height: auto;
  border-radius: 20px;
  filter: drop-shadow(0 12px 30px rgba(255, 59, 59, 0.2));
  animation: float 8s ease-in-out infinite;
}

.thanks-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--yt);
  margin-bottom: 10px;
}

.thanks-card h2 { font-size: clamp(1.15rem, 2.4vw, 1.5rem); font-weight: 700; margin-bottom: 10px; }

.thanks-card p { color: var(--muted); font-size: 0.95rem; }

/* ---------- Появление при скролле (только при работающем JS) ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s ease; }

.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Адаптив ---------- */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding-top: 52px; }
  .hero-visual { max-width: 560px; }
  .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about-card { grid-template-columns: 1fr; padding: 32px 26px; }
  .about-mascot { order: -1; }
  .about-mascot img { width: min(240px, 60%); }
}

@media (max-width: 660px) {
  body { font-size: 16px; }
  .topic-grid { grid-template-columns: 1fr; }
  .section { padding-top: 64px; }
  .hero-chip { display: none; }
  .hero-frame { transform: none; }
  .link-row { grid-template-columns: auto minmax(0, 1fr); grid-template-areas: "icon copy" "action action"; padding: 18px; }
  .link-number { display: none; }
  .link-icon { grid-area: icon; }
  .link-copy { grid-area: copy; }
  .link-action { grid-area: action; justify-content: flex-end; margin-top: 2px; }
  .thanks-card { grid-template-columns: 1fr; text-align: left; padding: 26px 22px; }
  .thanks-card .mascot-s { width: 84px; }
  .links-teaser, .about-card { padding: 30px 22px; }
  .nav a:not(.nav-yt) { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .ticker-track, .hero-chip, .about-mascot img, .thanks-card .mascot-s { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { transition-duration: 0.01ms !important; }
}