/* =====================================================
   Кунгей-Аюлы · Тамға времени — Главные стили
   ===================================================== */

/* --- Базовые переменные --- */
:root {
  --color-bg: #0a0a0e;
  --color-surface: #10101a;
  --color-card: #15151f;
  --color-border: #2a2a3a;
  --color-accent: #c8a96e;       /* золото / тамга */
  --color-accent-glow: #e8c98e;
  --color-danger: #8b1a1a;       /* биоугроза / кровь */
  --color-text: #e8e0d0;
  --color-text-muted: #8a8070;
  --font-title: 'Georgia', 'Times New Roman', serif;
  --font-body: 'Segoe UI', 'Arial', sans-serif;
  --max-width: 960px;
  --transition: 0.3s ease;
}

/* --- Сброс и база --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* --- Общий контейнер --- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Заголовок секции --- */
.section-title {
  font-family: var(--font-title);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  color: var(--color-accent);
  text-align: center;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 2rem;
}

/* =====================================================
   NAVBAR — Верхняя полоска навигации
   ===================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 28px;
  height: 56px;
  background: rgba(8, 8, 12, 0.96);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(12px);
}

/* --- Меню (центр) --- */
.navbar__menu {
  display: flex;
  align-items: center;
  flex: 1;
  justify-content: center;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar__link {
  display: inline-block;
  padding: 6px 12px;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  border-radius: 3px;
  transition: color var(--transition), background var(--transition);
}
.navbar__link:hover,
.navbar__link.is-active {
  color: var(--color-accent);
  background: rgba(200, 169, 110, 0.08);
}

/* Бургер (только мобилка) */
.navbar__burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  cursor: pointer;
  padding: 6px;
}
.navbar__burger span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
  transition: all 0.25s ease;
}
.navbar__burger.is-open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.navbar__burger.is-open span:nth-child(2) { opacity: 0; }
.navbar__burger.is-open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* --- Социальные сети (центр) --- */
.navbar__socials {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.navbar__social {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
  transition: all var(--transition);
}
.navbar__social svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.navbar__social--wa {
  color: #25d366;
  border-color: rgba(37, 211, 102, 0.3);
  background: rgba(37, 211, 102, 0.06);
}
.navbar__social--wa:hover {
  background: #25d366;
  color: #fff;
  border-color: #25d366;
}

.navbar__social--tg {
  color: #229ed9;
  border-color: rgba(34, 158, 217, 0.3);
  background: rgba(34, 158, 217, 0.06);
}
.navbar__social--tg:hover {
  background: #229ed9;
  color: #fff;
  border-color: #229ed9;
}

.navbar__social--ig {
  color: #e1306c;
  border-color: rgba(225, 48, 108, 0.3);
  background: rgba(225, 48, 108, 0.06);
}
.navbar__social--ig:hover {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  color: #fff;
  border-color: transparent;
}

.navbar__social-label { white-space: nowrap; }

/* --- Логотип (левая часть) --- */
.navbar__logo {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex-shrink: 0;
  line-height: 1.2;
}

.navbar__logo-text {
  font-family: var(--font-title);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.navbar__logo-accent {
  color: var(--color-accent);
  margin: 0 2px;
}

.navbar__logo-sub {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0.7;
  white-space: nowrap;
}

/* --- Адаптив navbar --- */
@media (max-width: 900px) {
  .navbar__social-label { display: none; }
  .navbar__social { padding: 7px; border-radius: 50%; }
  .navbar__social svg { width: 18px; height: 18px; }
}

@media (max-width: 640px) {
  .navbar { padding: 0 16px; }
  .navbar__burger { display: flex; }

  .navbar__links {
    display: none;
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(8, 8, 12, 0.98);
    border-bottom: 1px solid var(--color-border);
    backdrop-filter: blur(12px);
    padding: 8px 0;
  }
  .navbar__links.is-open { display: flex; }
  .navbar__link {
    padding: 12px 24px;
    border-radius: 0;
    font-size: 0.85rem;
  }
}

/* =====================================================
   БАННЕР — Постер с персонажами (самый верх)
   ===================================================== */
.top-banner {
  width: 100%;
  background: #000;
  overflow: hidden;
  line-height: 0;
}

.top-banner__img {
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  object-position: center top;
  display: block;
}

@media (max-width: 768px) {
  .top-banner__img { max-height: 240px; }
}

@media (min-width: 1400px) {
  .top-banner__img { max-height: 560px; }
}

/* =====================================================
   КНОПКА ЗВУКА (фиксированная, угол экрана)
   ===================================================== */
.audio-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: rgba(10, 10, 14, 0.85);
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  border-radius: 40px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), transform var(--transition);
  backdrop-filter: blur(8px);
}

.audio-btn:hover {
  background: var(--color-accent);
  color: var(--color-bg);
  transform: translateY(-2px);
}

.audio-btn--hidden { display: none; }

/* =====================================================
   СЕКЦИЯ 1 — ГЛАВНЫЙ ЭКРАН (hero)
   ===================================================== */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url('../assets/hero-cave.jpeg') center center / cover no-repeat;
  overflow: hidden;
}

/* Тёмный оверлей с градиентом */
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.65) 0%,
    rgba(0, 0, 0, 0.45) 40%,
    rgba(0, 0, 0, 0.75) 80%,
    rgba(10, 10, 14, 1) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 40px 24px;
  max-width: 720px;
}

.hero__tagline {
  font-size: 0.8rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
  opacity: 0.8;
}

.hero__title {
  font-family: var(--font-title);
  font-size: clamp(2.8rem, 10vw, 6rem);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.08em;
  text-shadow: 0 0 40px rgba(200, 169, 110, 0.4), 0 4px 24px rgba(0, 0, 0, 0.8);
  line-height: 1.1;
  margin-bottom: 8px;
}

.hero__subtitle {
  font-family: var(--font-title);
  font-size: clamp(1rem, 3.5vw, 1.8rem);
  font-weight: 400;
  color: var(--color-accent-glow);
  letter-spacing: 0.2em;
  margin-bottom: 24px;
  font-style: italic;
}

.hero__quote {
  font-size: clamp(0.9rem, 2vw, 1.05rem);
  color: rgba(232, 224, 208, 0.85);
  line-height: 1.8;
  margin-bottom: 40px;
  font-style: italic;
}

/* Кнопки героя */
.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

/* --- Кнопки --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 13px 28px;
  border-radius: 4px;
  font-size: 0.9rem;
  font-family: var(--font-body);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 700;
}
.btn--primary:hover {
  background: var(--color-accent-glow);
  box-shadow: 0 0 24px rgba(200, 169, 110, 0.5);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid rgba(232, 224, 208, 0.5);
}
.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--sound {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.btn--sound:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}
.btn--sound.is-playing {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Скролл-индикатор */
.hero__scroll-hint {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}
.hero__scroll-arrow {
  font-size: 1.6rem;
  color: rgba(200, 169, 110, 0.5);
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* =====================================================
   СЕКЦИЯ 2 — О КНИГЕ
   ===================================================== */
.about {
  padding: 100px 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.about__description {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--color-text);
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px;
  opacity: 0.9;
}

.about__meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  max-width: 820px;
  margin: 0 auto;
}

.about__meta-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-top: 2px solid var(--color-accent);
  padding: 24px 20px;
  border-radius: 4px;
}

.about__meta-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
}

.about__meta-value {
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.5;
}

/* =====================================================
   СЕКЦИЯ 3 — ПОСТЕР
   ===================================================== */
.poster {
  padding: 80px 0;
  background: var(--color-surface);
}

.poster__inner {
  position: relative;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 24px;
}

.poster__image {
  width: 100%;
  border-radius: 6px;
  box-shadow: 0 20px 80px rgba(0, 0, 0, 0.7), 0 0 60px rgba(200, 169, 110, 0.1);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.poster__image:hover {
  transform: scale(1.02);
  box-shadow: 0 24px 100px rgba(0, 0, 0, 0.8), 0 0 80px rgba(200, 169, 110, 0.2);
}

.poster__caption {
  text-align: center;
  margin-top: 20px;
}

.poster__caption-text {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-accent);
  opacity: 0.7;
}

/* =====================================================
   СЕКЦИЯ 4 — ФРАГМЕНТ
   ===================================================== */
.fragment {
  padding: 100px 0;
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

.fragment__text {
  max-width: 660px;
  margin: 0 auto;
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  line-height: 1.95;
  color: var(--color-text);
}

.fragment__text p {
  margin-bottom: 1.4em;
}

.fragment__text p:first-child::first-letter {
  float: left;
  font-family: var(--font-title);
  font-size: 4rem;
  line-height: 0.75;
  padding-right: 8px;
  color: var(--color-accent);
}

.fragment__note {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  border-left: 3px solid var(--color-border);
  padding-left: 16px;
  font-style: italic;
  margin-top: 2em;
}

/* =====================================================
   СЕКЦИЯ 5 — КОНТАКТЫ
   ===================================================== */
.contacts {
  padding: 100px 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.contacts__subtitle {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 48px;
  letter-spacing: 0.05em;
}

.contacts__links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
}

.contacts__link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: 4px;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.contacts__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.contacts__link--whatsapp {
  background: #1a3a1a;
  border-color: #25d366;
  color: #25d366;
}
.contacts__link--whatsapp:hover {
  background: #25d366;
  color: #fff;
  box-shadow: 0 0 20px rgba(37, 211, 102, 0.35);
}

.contacts__link--telegram {
  background: #0a1f2e;
  border-color: #229ed9;
  color: #229ed9;
}
.contacts__link--telegram:hover {
  background: #229ed9;
  color: #fff;
  box-shadow: 0 0 20px rgba(34, 158, 217, 0.35);
}

.contacts__link--email {
  background: var(--color-card);
  border-color: var(--color-border);
  color: var(--color-text-muted);
}
.contacts__link--email:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* =====================================================
   ПОДВАЛ
   ===================================================== */
.footer {
  padding: 32px 0;
  background: #07070d;
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer__text {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.footer__text--small {
  font-size: 0.72rem;
  opacity: 0.6;
}

/* =====================================================
   АДАПТИВНОСТЬ
   ===================================================== */
@media (max-width: 768px) {
  .about { padding: 64px 0; }
  .poster { padding: 56px 0; }
  .fragment { padding: 64px 0; }
  .contacts { padding: 64px 0; }

  .hero__buttons {
    flex-direction: column;
    align-items: center;
  }
  .btn { width: 100%; max-width: 280px; justify-content: center; }

  .audio-btn {
    bottom: 16px;
    right: 16px;
    padding: 8px 14px;
    font-size: 0.78rem;
  }

  .about__meta { grid-template-columns: 1fr; }

  .contacts__links { flex-direction: column; align-items: center; }
  .contacts__link { width: 100%; max-width: 300px; justify-content: center; }
}

@media (max-width: 480px) {
  .hero__title { letter-spacing: 0.04em; }
  .hero__content { padding: 24px 16px; }
  .container { padding: 0 16px; }
}

@media (min-width: 1400px) {
  .hero__title { font-size: 7rem; }
}