/* ===== video.css — полностью обновлённая и адаптивная версия ===== */
body {
  margin: 0;
  padding: 0;
  font-family: "Poppins", Arial, sans-serif;
  background: linear-gradient(rgba(0,0,0,0.58), rgba(0,0,0,0.78)),
              url("../images/bg-warm.jpg") center/cover fixed;
  color: #e8dcc0;
  min-height: 100vh;
}

/* Золотые искры */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle, rgba(255,215,0,0.18) 1.5px, transparent 5px),
    radial-gradient(circle, rgba(255,240,150,0.12) 2px, transparent 6px);
  background-size: 140px 140px, 200px 200px;
  opacity: 0.35;
  animation: spark 18s linear infinite;
}
@keyframes spark {
  from { background-position: 0 0, 0 0; }
  to   { background-position: 300px 600px, -300px -300px; }
}

/* ===== ШАПКА — ИДЕАЛЬНО АДАПТИВНАЯ ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; width: 100%;
  padding: 18px 20px;
  background: rgba(15,12,8,0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,215,0,0.2);
  z-index: 1000;
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 15px 20px;
  padding: 0 10px;
}

.logo h1 {
  font-size: 26px;
  color: #ffd700;
  letter-spacing: 2px;
  text-shadow: 0 0 12px rgba(255,215,0,0.3);
  margin: 0;
}

.nav-buttons {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: center;
}

.nav-btn {
  color: #e8dcc0;
  text-decoration: none;
  font-weight: 600;
  padding: 10px 22px;
  border: 1.5px solid rgba(255,215,0,0.3);
  border-radius: 50px;
  transition: .3s;
  white-space: nowrap;
}
.nav-btn:hover, .nav-btn.active {
  background: rgba(255,215,0,0.15);
  border-color: #ffd700;
  color: #fff;
  box-shadow: 0 0 20px rgba(255,215,0,0.3);
}

/* Адаптивность шапки */
@media (max-width: 950px) {
  .nav-btn {
    padding: 8px 16px;
    font-size: 15px;
  }
  .logo h1 {
    font-size: 23px;
  }
}

@media (max-width: 700px) {
  .header-content {
    flexed-direction: column;
    text-align: center;
  }
  .nav-buttons {
    order: -1;
    margin-bottom: 8px;
  }
}

/* Заголовок страницы */
.page-title {
  text-align: center;
  padding: 140px 20px 60px;
}
.page-title h2 {
  font-size: 48px;
  color: #fff8e0;
  text-shadow: 0 0 18px rgba(255,180,0,0.4);
  margin-bottom: 16px;
}
.page-title p {
  font-size: 22px;
  color: #d4c090;
}

/* Сетка видео */
.video-grid {
  max-width: 1350px;
  margin: 0 auto;
  padding: 0 20px 100px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 32px;
}

.video-card {
  background: rgba(22,18,12,0.65);
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(255,215,0,0.25);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  transition: all 0.4s ease;
}
.video-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.6),
              0 0 30px rgba(255,215,0,0.3);
  border-color: rgba(255,215,0,0.5);
}
.video-card iframe {
  width: 100%;
  height: 315px;
  border: none;
  display: block;
}

/* Футер */
footer {
  text-align: center;
  padding: 50px 20px;
  background: rgba(0,0,0,0.78);
  border-top: 1px solid rgba(255,215,0,0.15);
  backdrop-filter: blur(12px);
}
.back-btn {
  color: #d4c090;
  font-size: 18px;
  text-decoration: none;
  font-weight: 600;
}
.back-btn:hover { color: #ffd700; }

/* Адаптив видео */
@media (max-width: 768px) {
  .page-title h2 { font-size: 38px; }
  .page-title p { font-size: 19px; }
  .video-grid { grid-template-columns: 1fr; }
  .video-card iframe { height: 280px; }
}