/* «Дыхание Бога» — страница романа. Ночь (верх страницы) переходит в рассвет (форматы и автор). */
:root {
  --night: #0b1024;
  --indigo: #131a38;
  --indigo-2: #1b2347;
  --star: #f3eee4;
  --mist: #b4bcd6;
  --gold: #e4bb6a;
  --gold-hi: #f6dc9c;
  --ember: #e98f58;
  --line: rgba(228, 187, 106, .26);
  --dawn: #efebf3;
  --dawn-card: #faf8fc;
  --ink: #171b34;
  --ink-soft: #4a4f6c;
  --gold-deep: #8f6020;
  --display: 'Forum', 'Times New Roman', serif;
  --text: 'Alegreya', Georgia, serif;
  --gutter: clamp(16px, 4vw, 40px);
  --breath: 10s;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--night); color: var(--star);
  font: 400 19px/1.6 var(--text); font-kerning: normal;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); font-weight: 400; margin: 0; }
h2 { font-size: clamp(30px, 4.6vw, 52px); line-height: 1.12; letter-spacing: .01em; }
p { margin: 0 0 1em; }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; }
.wrap { max-width: 1160px; margin: 0 auto; padding: 0 var(--gutter); }

.eyebrow {
  font: 400 13px/1.3 var(--display); letter-spacing: .24em; text-transform: uppercase;
  color: var(--gold); margin-bottom: 18px;
}

/* ---------- кнопки ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5em;
  min-height: 52px; padding: 14px 28px; border-radius: 2px;
  font: 400 15px/1.2 var(--display); letter-spacing: .14em; text-transform: uppercase;
  text-decoration: none; text-align: center; cursor: pointer;
  transition: background-color .25s, color .25s, border-color .25s, box-shadow .25s;
}
.btn--gold {
  background: linear-gradient(180deg, var(--gold-hi), var(--gold)); color: var(--ink);
  box-shadow: 0 0 0 1px rgba(255, 236, 190, .35) inset, 0 10px 30px -12px rgba(233, 143, 88, .7);
}
.btn--gold:hover { box-shadow: 0 0 0 1px rgba(255, 236, 190, .6) inset, 0 12px 36px -10px rgba(233, 143, 88, .95); }
.btn--ghost { border: 1px solid var(--line); color: var(--star); }
.btn--ghost:hover { border-color: var(--gold); }
.btn--line { border: 1px solid var(--ink); color: var(--ink); }
.btn--line:hover { background: var(--ink); color: var(--dawn); }

/* ---------- шапка ---------- */
.top {
  position: absolute; z-index: 3; inset: 0 0 auto; display: flex; justify-content: space-between; align-items: center;
  padding: 18px var(--gutter); font: 400 13px/1 var(--display); letter-spacing: .2em; text-transform: uppercase;
}
.top__name { color: var(--mist); }
.top__yt { color: var(--gold); text-decoration: none; border-bottom: 1px solid var(--line); padding-bottom: 3px; }
.top__yt:hover { border-color: var(--gold); }

/* ---------- первый экран ---------- */
.hero {
  position: relative; overflow: hidden; min-height: 100vh; min-height: 100svh;
  display: grid; place-items: center; padding: 96px var(--gutter) 88px; text-align: center; isolation: isolate;
  background: radial-gradient(120% 70% at 50% 110%, #1d2552 0%, rgba(29, 37, 82, 0) 60%), var(--night);
}
.sky {
  position: absolute; inset: 0; z-index: -2; opacity: .9;
  background-image:
    radial-gradient(1px 1px at 23px 41px, #fff 50%, transparent 51%),
    radial-gradient(1px 1px at 131px 97px, rgba(255, 255, 255, .8) 50%, transparent 51%),
    radial-gradient(1.5px 1.5px at 77px 163px, #ffe9b8 50%, transparent 51%),
    radial-gradient(1px 1px at 181px 23px, rgba(255, 255, 255, .6) 50%, transparent 51%),
    radial-gradient(1px 1px at 47px 211px, rgba(200, 210, 255, .7) 50%, transparent 51%),
    radial-gradient(2px 2px at 313px 139px, #fff1cc 50%, transparent 51%),
    radial-gradient(1px 1px at 263px 271px, rgba(255, 255, 255, .7) 50%, transparent 51%);
  background-size: 223px 239px, 223px 239px, 223px 239px, 223px 239px, 223px 239px, 397px 331px, 397px 331px;
  -webkit-mask-image: radial-gradient(90% 80% at 50% 40%, #000 30%, transparent 100%);
  mask-image: radial-gradient(90% 80% at 50% 40%, #000 30%, transparent 100%);
}

/* Дышащая звезда: орбиты и свет расширяются на вдохе и сжимаются на выдохе */
.breath {
  position: absolute; z-index: -1; left: 50%; top: 46%;
  width: min(118vw, 760px); aspect-ratio: 1; transform: translate(-50%, -50%);
  pointer-events: none;
}
.breath > * { position: absolute; inset: 0; margin: auto; }
.breath__orbits {
  width: 100%; height: 100%; fill: none; stroke: var(--gold); stroke-width: .6; opacity: .5;
  animation: orbit var(--breath) ease-in-out infinite;
}
.breath__orbits .o-dash { stroke-dasharray: 1 5; stroke-width: 1.2; }
.breath__glow {
  width: 62%; height: 62%; border-radius: 50%;
  background: radial-gradient(circle, rgba(246, 220, 156, .55) 0%, rgba(233, 143, 88, .22) 32%, rgba(27, 35, 71, 0) 68%);
  animation: glow var(--breath) ease-in-out infinite;
}
.breath__star {
  width: 9%; height: 9%; inset: -2.5% 0 auto 0; margin: 0 auto; fill: var(--gold-hi);
  filter: drop-shadow(0 0 10px rgba(246, 220, 156, .9));
  animation: star var(--breath) ease-in-out infinite;
}
@keyframes orbit { 0%, 100% { transform: scale(.86); opacity: .32; } 40%, 50% { transform: scale(1.04); opacity: .6; } }
@keyframes glow { 0%, 100% { transform: scale(.7); opacity: .55; } 40%, 50% { transform: scale(1.12); opacity: 1; } }
@keyframes star { 0%, 100% { transform: scale(.8); opacity: .7; } 40%, 50% { transform: scale(1.15); opacity: 1; } }

.hero__text { max-width: 760px; }
.title {
  font-size: clamp(46px, 11vw, 124px); line-height: .98; letter-spacing: .06em; text-transform: uppercase;
  background: linear-gradient(180deg, #fff6dc 10%, var(--gold) 70%, #c9873f 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  text-shadow: 0 0 40px rgba(233, 143, 88, .25);
}
.byline { font: italic 400 clamp(20px, 2.6vw, 26px)/1.3 var(--text); color: var(--star); margin: 14px 0 26px; }
.hero__lede { font-size: clamp(18px, 2vw, 21px); color: var(--mist); max-width: 560px; margin: 0 auto 32px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.hero__more {
  display: inline-block; margin-top: 26px; color: var(--gold); text-decoration: none; font-style: italic;
  border-bottom: 1px solid var(--line);
}
.hero__more:hover { border-color: var(--gold); }
.breath__cue {
  position: absolute; left: 0; right: 0; bottom: 22px; margin: 0; height: 20px;
  font: 400 12px/20px var(--display); letter-spacing: .5em; text-transform: uppercase; color: var(--mist);
}
.breath__cue span { position: absolute; left: 0; right: 0; animation: cue-in var(--breath) ease-in-out infinite; }
.breath__cue .cue-out { animation-name: cue-out; }
@keyframes cue-in { 0%, 38% { opacity: .85; } 46%, 100% { opacity: 0; } }
@keyframes cue-out { 0%, 46% { opacity: 0; } 54%, 92% { opacity: .85; } 100% { opacity: 0; } }

/* ---------- о романе ---------- */
.about { padding: clamp(72px, 10vw, 128px) 0; background: var(--night); }
.about__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(28px, 6vw, 88px); align-items: start; }
.about__body { color: var(--mist); }
.about__body p:first-child { color: var(--star); font-size: 1.1em; }
.facts { margin: 36px 0 0; border-top: 1px solid var(--line); }
.facts div { display: grid; grid-template-columns: 130px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.facts dt { font: 400 13px/1.9 var(--display); letter-spacing: .18em; text-transform: uppercase; color: var(--gold); }
.facts dd { margin: 0; color: var(--star); }

/* ---------- главы ---------- */
.chapters { padding: clamp(72px, 9vw, 120px) 0; background: linear-gradient(180deg, var(--night), var(--indigo) 22%); }
.chapters h2 { margin-bottom: 40px; }
.ch__layout { display: grid; grid-template-columns: 1.35fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: start; }
.stage { position: sticky; top: 24px; }
.stage__poster, .stage iframe {
  display: block; width: 100%; aspect-ratio: 16 / 9; border: 0; padding: 0; background: #000; cursor: pointer;
  box-shadow: 0 0 0 1px var(--line), 0 30px 80px -30px rgba(0, 0, 0, .9);
}
.stage__poster { position: relative; }
.stage__poster img { width: 100%; height: 100%; object-fit: cover; }
.stage__play {
  position: absolute; left: 50%; top: 50%; width: 76px; height: 76px; margin: -38px 0 0 -38px; border-radius: 50%;
  background: rgba(11, 16, 36, .62); box-shadow: 0 0 0 1px var(--gold), 0 0 40px rgba(246, 220, 156, .45);
  transition: transform .25s;
}
.stage__play::after {
  content: ''; position: absolute; left: 30px; top: 23px;
  border-style: solid; border-width: 15px 0 15px 24px; border-color: transparent transparent transparent var(--gold-hi);
}
.stage__poster:hover .stage__play { transform: scale(1.08); }
.stage__now { margin: 16px 0 0; color: var(--mist); font-size: 17px; }
.stage__label { font: 400 12px/1 var(--display); letter-spacing: .2em; text-transform: uppercase; color: var(--gold); margin-right: 6px; }

.toc__part { font-size: 15px; letter-spacing: .2em; text-transform: uppercase; color: var(--gold); margin: 0 0 10px; }
.toc__part:not(:first-child) { margin-top: 36px; }
.toc__list { list-style: none; margin: 0; padding: 0; }
.toc__item {
  display: grid; grid-template-columns: 112px 1fr; grid-template-rows: auto auto 1fr; column-gap: 16px;
  width: 100%; padding: 12px 10px; margin: 0 -10px; border: 0; border-top: 1px solid rgba(180, 188, 214, .14);
  background: none; color: inherit; font: inherit; text-align: left; cursor: pointer; border-radius: 2px;
  transition: background-color .2s;
}
.toc__item:hover { background: rgba(228, 187, 106, .06); }
.toc__item[aria-current="true"] { background: rgba(228, 187, 106, .1); box-shadow: inset 2px 0 0 var(--gold); }
.toc__item img { grid-row: 1 / 4; width: 112px; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 1px; }
.toc__meta { display: flex; gap: 10px; align-items: baseline; font: 400 12px/1.6 var(--display); letter-spacing: .16em; text-transform: uppercase; color: var(--mist); }
.toc__dur { margin-left: auto; letter-spacing: .06em; }
.toc__new { color: var(--night); background: var(--gold); padding: 0 6px; border-radius: 1px; letter-spacing: .12em; }
.toc__title { font: 400 21px/1.25 var(--display); color: var(--star); margin: 2px 0 4px; }
.toc__about { font-size: 16px; line-height: 1.45; color: var(--mist); }
.toc__whole {
  margin-top: 10px; padding: 10px 0; border: 0; background: none; cursor: pointer;
  font: italic 400 17px/1.4 var(--text); color: var(--gold); border-bottom: 1px solid var(--line);
}
.toc__whole:hover { border-color: var(--gold); }
.ch__sub { margin: 48px 0 0; color: var(--mist); font-size: 17px; }
.ch__sub a { color: var(--gold); }

/* ---------- мост: ночь переходит в рассвет ---------- */
.bridge {
  position: relative; padding: clamp(72px, 9vw, 120px) 0 clamp(170px, 20vw, 260px); text-align: center;
  background: linear-gradient(180deg, var(--indigo) 0%, #232b58 42%, #5b4f78 62%, #c98f74 80%, #f1c79c 90%, var(--dawn) 100%);
}
.bridge__inner { max-width: 780px; }
.bridge h2 { margin-bottom: 28px; }
.bridge p { color: var(--mist); }
.bridge__accent { color: var(--star) !important; font-size: 1.12em; font-style: italic; }
.bridge::after { /* линия горизонта и восходящая звезда */
  content: ''; position: absolute; left: 50%; bottom: clamp(70px, 9vw, 110px); width: min(520px, 80vw); height: 1px;
  transform: translateX(-50%); background: linear-gradient(90deg, transparent, rgba(255, 246, 220, .95), transparent);
  box-shadow: 0 0 24px 4px rgba(255, 236, 190, .55);
}

/* ---------- форматы (рассвет) ---------- */
.formats { background: var(--dawn); color: var(--ink); padding: 8px 0 clamp(72px, 9vw, 120px); }
.formats .eyebrow, .author .eyebrow { color: var(--gold-deep); }
.formats h2 { margin-bottom: 40px; }
.cards { display: grid; grid-template-columns: 1.25fr 1fr 1fr; gap: 20px; align-items: stretch; }
.card {
  display: flex; flex-direction: column; padding: 32px 28px 28px; background: var(--dawn-card);
  border: 1px solid rgba(23, 27, 52, .1); border-radius: 2px;
}
.card h3 { font-size: 28px; line-height: 1.15; margin-bottom: 14px; }
.card p { color: var(--ink-soft); font-size: 17.5px; }
.card .btn { margin-top: auto; align-self: flex-start; }
.card__tag { font: 400 12px/1.4 var(--display) !important; letter-spacing: .2em; text-transform: uppercase; color: var(--gold-deep) !important; margin-bottom: 18px; }
.card--main {
  background: radial-gradient(120% 90% at 85% 0%, #2a3266 0%, var(--indigo) 60%); color: var(--star); border: 0;
  box-shadow: 0 30px 60px -30px rgba(23, 27, 52, .7);
}
.card--main p { color: var(--mist); }
.card--main .card__tag { color: var(--gold) !important; }

/* ---------- автор ---------- */
.author { background: var(--dawn); color: var(--ink); padding: 0 0 clamp(80px, 10vw, 130px); }
.author__grid {
  display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(28px, 6vw, 80px); align-items: center;
  border-top: 1px solid rgba(23, 27, 52, .12); padding-top: clamp(56px, 8vw, 100px);
}
.author__photo { margin: 0; }
.author__photo img { border-radius: 50% 50% 2px 2px / 36% 36% 2px 2px; box-shadow: 0 30px 60px -30px rgba(23, 27, 52, .55); }
.author h2 { margin-bottom: 22px; }
.author p { color: var(--ink-soft); }
.link-arrow { color: var(--gold-deep); font-style: italic; text-decoration: none; border-bottom: 1px solid currentColor; }
.link-arrow:hover { color: var(--ink); }

/* ---------- подвал ---------- */
.foot { background: var(--night); color: var(--mist); padding: 56px 0 44px; font-size: 16px; text-align: center; }
.foot__title { font: 400 22px/1 var(--display); letter-spacing: .2em; text-transform: uppercase; color: var(--gold); margin-bottom: 18px; }
.foot a { color: var(--star); }
.foot__copy { font-size: 14px; margin: 18px 0 0; opacity: .7; }

/* ---------- адаптив ---------- */
@media (max-width: 960px) {
  .about__grid, .ch__layout, .author__grid { grid-template-columns: 1fr; }
  .stage { position: sticky; top: 0; z-index: 2; margin: 0 calc(-1 * var(--gutter)); padding: 0 0 6px; background: var(--indigo); }
  .stage__now { padding: 0 var(--gutter); margin-top: 10px; font-size: 15px; }
  .cards { grid-template-columns: 1fr; }
  .author__photo { max-width: 420px; }
}
@media (max-width: 600px) {
  body { font-size: 18px; }
  .top { padding-top: 14px; font-size: 11px; letter-spacing: .16em; }
  .hero { padding-top: 84px; }
  .breath { top: 40%; }
  .hero__actions .btn { width: 100%; }
  .btn { padding: 14px 20px; font-size: 14px; letter-spacing: .1em; }
  .facts div { grid-template-columns: 1fr; gap: 2px; }
  .toc__item { grid-template-columns: 92px 1fr; column-gap: 12px; }
  .toc__item img { width: 92px; }
  .toc__title { font-size: 19px; }
  .toc__about { font-size: 15px; }
  .card { padding: 26px 20px 22px; }
  .card .btn { align-self: stretch; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .breath__orbits, .breath__glow, .breath__star, .breath__cue span { animation: none; }
  .breath__cue { display: none; }
}