:root {
  --bg: #07131b;
  --bg-soft: #0c2130;
  --surface: #122b3b;
  --surface-2: #17374a;
  --text: #e9f3fa;
  --muted: #a3b8c7;
  --accent: #ff8c5f;
  --accent-2: #3cdac5;
  --line: rgba(255, 255, 255, 0.12);
  --shadow: 0 18px 42px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 5%, rgba(60, 218, 197, 0.18), transparent 35%),
    radial-gradient(circle at 88% 0%, rgba(255, 140, 95, 0.14), transparent 34%),
    linear-gradient(180deg, #06121a 0%, #0a1c28 50%, #0d2230 100%);
  line-height: 1.7;
  padding-top: 78px;
}

a {
  text-decoration: none;
}

.site-header .navbar {
  background: rgba(7, 18, 27, 0.84);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: linear-gradient(140deg, var(--accent), #ffa87f);
  color: #1f0f07;
  font-size: 0.95rem;
  box-shadow: 0 10px 20px rgba(255, 140, 95, 0.3);
}

.brand-text {
  color: #f3f9ff;
}

.navbar .nav-link {
  color: #c7d7e3;
  font-size: 0.95rem;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  transition: all 0.25s ease;
}

.navbar .nav-link:hover,
.navbar .nav-link:focus {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
}

.dropdown-menu {
  background: #102637;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.dropdown-item {
  color: #d6e4ef;
}

.dropdown-item:hover {
  color: #fff;
  background: rgba(60, 218, 197, 0.15);
}

.navbar-toggler {
  border-color: rgba(255, 255, 255, 0.25);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.15rem rgba(60, 218, 197, 0.28);
}

.navbar-toggler-icon {
  filter: invert(1);
}

.offcanvas {
  background: #0b1e2b;
  color: var(--text);
}

.offcanvas .nav-link {
  color: #d3e0ea;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.62rem 0.75rem;
}

.offcanvas .nav-link:hover {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.06);
}

.hero-section {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(108deg, rgba(5, 15, 23, 0.88) 0%, rgba(11, 32, 45, 0.72) 56%, rgba(8, 24, 34, 0.9) 100%),
    url('../images/deepstorm.jpg') center/cover no-repeat;
  border-bottom: 1px solid var(--line);
}

.hero-content {
  max-width: 840px;
  padding: 4.2rem 0;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  background: rgba(60, 218, 197, 0.14);
  border: 1px solid rgba(60, 218, 197, 0.35);
  color: #b9f7ef;
  font-size: 0.86rem;
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: clamp(2rem, 4.2vw, 3.55rem);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 0.3px;
  margin-bottom: 1rem;
}

.hero-subtitle {
  color: #d2e1ec;
  max-width: 720px;
  margin-bottom: 1.7rem;
}

.btn-accent {
  background: linear-gradient(120deg, var(--accent), #ffab80);
  border: 0;
  color: #1f1009;
  font-weight: 700;
  border-radius: 12px;
  padding-left: 1.1rem;
  padding-right: 1.1rem;
}

.btn-accent:hover {
  background: linear-gradient(120deg, #ff946a, #ffb28d);
  color: #1f1009;
}

.hero-stats {
  margin-top: 2rem;
}

.stat-card {
  height: 100%;
  background: rgba(13, 36, 50, 0.76);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 1rem 0.95rem;
}

.stat-card h3 {
  margin: 0;
  font-size: 1.45rem;
  color: #f4fbff;
}

.stat-card p {
  margin: 0.25rem 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.section-block {
  padding: 92px 0;
}

.section-heading {
  margin-bottom: 2.4rem;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.7rem, 3vw, 2.35rem);
  font-weight: 750;
  letter-spacing: 0.2px;
}

.section-heading p {
  margin: 0.65rem auto 0;
  color: var(--muted);
  max-width: 660px;
}

.about-panel {
  background: linear-gradient(160deg, rgba(18, 43, 59, 0.95), rgba(14, 32, 45, 0.95));
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.9rem 1.6rem;
  box-shadow: var(--shadow);
}

.about-panel p {
  margin-bottom: 1rem;
  color: #d3e2ed;
}

.about-panel p:last-child {
  margin-bottom: 0;
}

.about-image-wrap {
  border-radius: 22px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.about-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-card {
  background: linear-gradient(160deg, rgba(23, 55, 74, 0.95), rgba(15, 34, 47, 0.95));
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 1.4rem 1.3rem;
  transition: transform 0.25s ease, border-color 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: rgba(60, 218, 197, 0.5);
}

.feature-icon {
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(255, 140, 95, 0.16);
  border: 1px solid rgba(255, 140, 95, 0.42);
  color: #ffd1bc;
  font-weight: 700;
  margin-bottom: 0.9rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.45rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
}

.movie-card {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: linear-gradient(170deg, rgba(18, 43, 59, 0.95), rgba(13, 31, 43, 0.95));
  box-shadow: var(--shadow);
}

.poster-wrap {
  position: relative;
}

.poster-wrap img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}

.poster-badge {
  position: absolute;
  left: 12px;
  top: 12px;
  padding: 0.26rem 0.55rem;
  border-radius: 999px;
  font-size: 0.74rem;
  background: rgba(6, 15, 23, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.24);
}

.play-trigger {
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 42px;
  height: 42px;
  border: 0;
  border-radius: 50%;
  background: linear-gradient(130deg, var(--accent), #ffad86);
  color: #1f1109;
  font-weight: 800;
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.33);
}

.movie-card .card-body {
  padding: 1rem;
}

.movie-title {
  font-size: 1.08rem;
  margin-bottom: 0.35rem;
}

.movie-meta {
  color: var(--muted);
  font-size: 0.91rem;
  margin-bottom: 0.75rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag-list .badge {
  background: rgba(255, 255, 255, 0.1);
  color: #dce9f2;
  font-weight: 500;
  border-radius: 999px;
  padding: 0.38rem 0.6rem;
}

.news-card {
  height: 100%;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(165deg, rgba(16, 38, 53, 0.95), rgba(12, 29, 40, 0.95));
  padding: 1.1rem 1.1rem 1rem;
}

.news-date {
  margin: 0;
  color: #94ece0;
  font-size: 0.84rem;
}

.news-card h3 {
  margin: 0.45rem 0 0.52rem;
  font-size: 1.02rem;
  line-height: 1.4;
}

.news-card p {
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 0.6rem;
}

.news-link {
  color: #ffd7c4;
  font-size: 0.9rem;
}

.news-link:hover {
  color: #fff;
}

.faq-panel {
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: rgba(15, 33, 46, 0.88);
}

.accordion-item {
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.accordion-item:last-child {
  border-bottom: 0;
}

.accordion-button {
  background: transparent;
  color: #ecf5fb;
  font-weight: 600;
  padding: 1rem 1.1rem;
}

.accordion-button:not(.collapsed) {
  color: #ffffff;
  background: rgba(60, 218, 197, 0.08);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: none;
}

.accordion-button::after {
  filter: invert(1);
}

.accordion-body {
  color: #bed0de;
  padding-top: 0;
}

.friend-link-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.friend-link {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 46px;
  padding: 0.6rem 0.9rem;
  border-radius: 12px;
  border: 1px dashed rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.03);
  color: #d9e7f1;
  transition: all 0.25s ease;
}

.friend-link:hover {
  border-style: solid;
  border-color: rgba(60, 218, 197, 0.5);
  color: #fff;
  background: rgba(60, 218, 197, 0.08);
}

.site-footer {
  padding: 2rem 0 2.4rem;
  border-top: 1px solid var(--line);
  background: rgba(4, 12, 18, 0.78);
}

.footer-brand {
  color: #ffffff;
  font-weight: 700;
}

.footer-brand:hover {
  color: #ffffff;
}

.footer-nav a {
  color: #afc3d3;
  font-size: 0.92rem;
}

.footer-nav a:hover {
  color: #fff;
}

.custom-modal {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(170deg, #16374b, #0f2634);
  color: #eff8ff;
}

.film-meta {
  color: #90efe2;
  font-size: 0.92rem;
}

@media (max-width: 991.98px) {
  body {
    padding-top: 74px;
  }

  .hero-section {
    min-height: 72vh;
  }

  .section-block {
    padding: 76px 0;
  }
}

@media (max-width: 767.98px) {
  .hero-content {
    padding: 3.4rem 0 3rem;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .friend-link-list {
    grid-template-columns: 1fr;
  }

  .section-block {
    padding: 66px 0;
  }
}