/* ============================================================
   Киберлукоморье — cyberlukomorie.ru
   Палитра канона: холодные серо-синие, бледно-зелёный,
   серебристый; бирюза и красный — только акценты.
   Тёмная тема по умолчанию, светлая — prefers-color-scheme.
   ============================================================ */

:root {
  --bg: #161d25;
  --bg-raise: #1d2630;
  --bg-panel: #232e3a;
  --line: #32404e;
  --ink: #c7d2da;
  --ink-dim: #8b99a6;
  --ink-faint: #64737f;
  --silver: #dde5ea;
  --green: #9db8a0;
  --teal: #4fc3b8;
  --teal-dim: #3a8f88;
  --red: #c25450;
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #edf0f2;
    --bg-raise: #e2e7ea;
    --bg-panel: #f7f9fa;
    --line: #c8d1d8;
    --ink: #2c3844;
    --ink-dim: #5b6a76;
    --ink-faint: #84929d;
    --silver: #1f2933;
    --green: #4d6b52;
    --teal: #237a72;
    --teal-dim: #2e948b;
    --red: #a83b37;
    --shadow: 0 10px 30px rgba(42, 52, 64, .12);
    color-scheme: light;
  }
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  line-height: 1.65;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--teal); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; text-underline-offset: 3px; }

.wrap { max-width: 68rem; margin: 0 auto; padding: 0 1.25rem; }

/* ---------- Шапка ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: .6rem;
  padding-bottom: .6rem;
  flex-wrap: wrap;
}

.brand {
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-size: .95rem;
  color: var(--silver);
  display: flex;
  align-items: center;
  gap: .55rem;
}
.brand:hover { text-decoration: none; }
.brand svg { width: 1.3rem; height: 1.3rem; flex: none; }

.site-nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.site-nav a {
  color: var(--ink-dim);
  font-size: .88rem;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.site-nav a:hover { color: var(--teal); text-decoration: none; }

/* ---------- Хиро ---------- */

.hero {
  padding: 5rem 0 4rem;
  text-align: center;
  background:
    radial-gradient(60rem 26rem at 50% -8rem,
      color-mix(in srgb, var(--teal) 9%, transparent), transparent 70%);
  border-bottom: 1px solid var(--line);
}

.hero h1 {
  font-size: clamp(2rem, 7vw, 3.6rem);
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--silver);
  font-weight: 800;
}

.hero .tagline {
  margin: 1.4rem auto 0;
  max-width: 42rem;
  font-size: clamp(1.02rem, 2.6vw, 1.22rem);
  color: var(--ink);
  font-style: italic;
}

.hero .tagline strong { color: var(--green); font-style: normal; }

.hero-note {
  margin-top: .9rem;
  color: var(--ink-faint);
  font-size: .85rem;
  letter-spacing: .08em;
}

.hero-actions {
  margin-top: 2.2rem;
  display: flex;
  gap: .9rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: .65rem 1.5rem;
  border: 1px solid var(--teal-dim);
  color: var(--teal);
  letter-spacing: .1em;
  text-transform: uppercase;
  font-size: .85rem;
  border-radius: 2px;
  transition: background .2s, color .2s;
}
.btn:hover {
  background: var(--teal);
  color: var(--bg);
  text-decoration: none;
}
.btn.btn-ghost { border-color: var(--line); color: var(--ink-dim); }
.btn.btn-ghost:hover { background: var(--bg-panel); color: var(--ink); }

/* ---------- Секции ---------- */

.section { padding: 4rem 0; border-bottom: 1px solid var(--line); }

.section-title {
  font-size: 1.5rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--silver);
  margin-bottom: .4rem;
}

.section-lead {
  color: var(--ink-dim);
  max-width: 46rem;
  margin-bottom: 2.2rem;
}

/* ---------- О проекте ---------- */

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1.25rem;
}

.about-card {
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-top: 2px solid var(--teal-dim);
  padding: 1.4rem;
  border-radius: 3px;
}
.about-card h3 {
  font-size: .95rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: .6rem;
}
.about-card p { color: var(--ink-dim); font-size: .95rem; }

/* ---------- Герои ---------- */

.heroes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr));
  gap: 1.25rem;
}

.hero-card {
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
}

.hero-card figure { position: relative; aspect-ratio: 3 / 4; background: var(--bg-panel); }

.hero-card figure img,
.hero-card figure svg {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-card .portrait-note {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: .3rem .8rem;
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-faint);
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  border-top: 1px dashed var(--line);
}
.hero-card .portrait-note.damaged { color: var(--red); }

.hero-card .card-body { padding: 1.1rem 1.2rem 1.3rem; }

.hero-card h3 { color: var(--silver); font-size: 1.08rem; letter-spacing: .04em; }

.hero-card .role {
  color: var(--teal);
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  margin: .25rem 0 .7rem;
}

.hero-card p { color: var(--ink-dim); font-size: .92rem; }

/* ---------- Летопись (тизер и оглавление) ---------- */

.scroll-panel {
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-left: 3px solid var(--green);
  border-radius: 3px;
  padding: 1.8rem;
}

.scroll-panel h3 {
  color: var(--silver);
  letter-spacing: .08em;
  font-size: 1.2rem;
  text-transform: uppercase;
}

.scroll-panel .scroll-sub { color: var(--ink-dim); margin: .5rem 0 1.2rem; }

.chapter-list { list-style: none; counter-reset: ch; }

.chapter-list li {
  counter-increment: ch;
  border-top: 1px solid var(--line);
}
.chapter-list li:last-child { border-bottom: 1px solid var(--line); }

.chapter-list a {
  display: flex;
  align-items: baseline;
  gap: .9rem;
  padding: .65rem .3rem;
  color: var(--ink);
}
.chapter-list a::before {
  content: counter(ch, decimal-leading-zero);
  color: var(--teal-dim);
  font-variant-numeric: tabular-nums;
  font-size: .85rem;
}
.chapter-list a:hover { color: var(--teal); text-decoration: none; background: var(--bg-panel); }
.chapter-list .ch-kind {
  margin-left: auto;
  color: var(--ink-faint);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* ---------- Страница главы ---------- */

.chapter { padding: 3.5rem 0 3rem; }

.chapter-header { margin-bottom: 2.2rem; }

.chapter-header .crumbs {
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1rem;
}
.chapter-header .crumbs a { color: var(--ink-dim); }

.chapter-header h1 {
  font-size: clamp(1.5rem, 5vw, 2.2rem);
  color: var(--silver);
  letter-spacing: .06em;
}

.chapter-header .ch-meta { color: var(--ink-faint); font-size: .85rem; margin-top: .5rem; }

.chapter-body { max-width: 44rem; }
.chapter-body p { margin-bottom: 1.1rem; }
.chapter-body em { color: var(--green); }

.chapter-nav {
  max-width: 44rem;
  margin-top: 3rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--line);
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .92rem;
}
.chapter-nav .nav-next { margin-left: auto; text-align: right; }
.chapter-nav span { color: var(--ink-faint); }

/* ---------- Перехваченные записи (видео) ---------- */

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
  gap: 1.25rem;
}

.video-card {
  position: relative;
  aspect-ratio: 9 / 14;
  background:
    repeating-linear-gradient(0deg,
      var(--bg-panel) 0 3px,
      color-mix(in srgb, var(--bg-panel) 82%, var(--teal)) 3px 4px);
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.video-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 60%, rgba(0,0,0,.45)),
    repeating-linear-gradient(115deg, transparent 0 34px,
      color-mix(in srgb, var(--red) 14%, transparent) 34px 36px);
  pointer-events: none;
}

.video-card .vc-inner { text-align: center; padding: 1rem; z-index: 1; }

.video-card .vc-id {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  color: var(--ink-faint);
  font-size: .75rem;
  letter-spacing: .2em;
}

.video-card .vc-status {
  margin-top: .6rem;
  color: var(--teal);
  font-size: .85rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  animation: blink 2.4s steps(2, start) infinite;
}

@keyframes blink { 50% { opacity: .35; } }

@media (prefers-reduced-motion: reduce) {
  .video-card .vc-status { animation: none; }
  html { scroll-behavior: auto; }
}

.video-card .vc-note { margin-top: .3rem; color: var(--ink-faint); font-size: .72rem; }

/* ---------- Площадки ---------- */

.platforms {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.platform {
  display: flex;
  flex-direction: column;
  gap: .15rem;
  min-width: 11rem;
  flex: 1 1 11rem;
  padding: 1.1rem 1.3rem;
  background: var(--bg-raise);
  border: 1px solid var(--line);
  border-radius: 3px;
  color: var(--ink);
}
a.platform:hover { border-color: var(--teal-dim); text-decoration: none; }

.platform .p-name {
  font-size: 1rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--silver);
}
a.platform .p-name { color: var(--teal); }

.platform .p-status { font-size: .8rem; color: var(--ink-faint); }

.platform.soon { opacity: .65; border-style: dashed; }
.platform.soon .p-status { color: var(--green); }

/* ---------- Подвал ---------- */

.site-footer { padding: 2.5rem 0 3rem; color: var(--ink-faint); font-size: .85rem; }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.site-footer a { color: var(--ink-dim); }

/* ---------- Мелкие экраны ---------- */

@media (max-width: 26rem) {
  .hero { padding: 3.2rem 0 2.8rem; }
  .section { padding: 2.6rem 0; }
  .site-header .wrap { justify-content: center; }
}