:root {
  --bg: #090d1d;
  --bg-soft: #111933;
  --card: #141f3f;
  --card-2: #1a2550;
  --text: #eef3ff;
  --muted: #a7b2d6;
  --line: rgba(146, 167, 255, 0.22);
  --accent: #69e9cc;
  --accent-2: #ff7dae;
  --shadow: 0 14px 30px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html,
body {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  background: radial-gradient(circle at 15% -10%, #203162 0%, var(--bg) 42%), var(--bg);
  color: var(--text);
  line-height: 1.6;
  position: relative;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-topbar {
  font-size: 0.78rem;
  color: #c8d4ff;
  border-bottom: 1px solid rgba(172, 189, 255, 0.18);
  background: rgba(5, 10, 24, 0.9);
  padding: 0.4rem 0;
}

.site-header .navbar {
  background: rgba(9, 15, 34, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(160, 180, 255, 0.12);
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.logo-orb {
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: linear-gradient(145deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 16px rgba(105, 233, 204, 0.8);
}

.navbar-dark .navbar-nav .nav-link {
  color: #c7d3ff;
  font-size: 0.95rem;
  border-radius: 999px;
  padding: 0.45rem 0.85rem;
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
  color: #ffffff;
  background: rgba(105, 233, 204, 0.16);
}

.dropdown-menu {
  border: 1px solid rgba(162, 184, 255, 0.2);
  box-shadow: var(--shadow);
}

.dropdown-item {
  color: #d5defc;
}

.dropdown-item:hover,
.dropdown-item:focus {
  color: #fff;
  background: rgba(105, 233, 204, 0.2);
}

.btn-accent {
  background: linear-gradient(120deg, var(--accent), #79d9ff);
  border: 0;
  color: #071328;
  font-weight: 700;
  border-radius: 999px;
  padding: 0.55rem 1.1rem;
}

.btn-accent:hover {
  background: linear-gradient(120deg, #82efda, #92e2ff);
  color: #071328;
}

.offcanvas {
  background: #0b1228;
}

.offcanvas .nav-link {
  color: #d8e1ff;
  border-radius: 0.65rem;
  padding: 0.6rem 0.8rem;
}

.offcanvas .nav-link:hover {
  background: rgba(105, 233, 204, 0.16);
}

.hero-section {
  padding: 1.6rem 0 1rem;
}

.hero-panel {
  border-radius: 1rem;
  padding: 1.35rem;
  background: linear-gradient(145deg, rgba(21, 31, 66, 0.96), rgba(13, 21, 45, 0.96));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 0.8rem;
}

.hero-badges .badge {
  font-weight: 600;
  color: #12223e;
}

.hero-kicker {
  margin: 0;
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 0.08em;
}

.hero-panel h1 {
  margin: 0.35rem 0 0.7rem;
  font-size: clamp(1.5rem, 3.5vw, 2.15rem);
  line-height: 1.3;
}

.hero-desc {
  color: var(--muted);
  margin-bottom: 0.8rem;
}

.hero-meta {
  display: grid;
  gap: 0.3rem;
  color: #ced9ff;
  font-size: 0.88rem;
  margin-bottom: 1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 1rem;
}

.hero-stats .stat-box {
  border: 1px solid rgba(162, 183, 255, 0.18);
  background: rgba(15, 25, 54, 0.9);
  border-radius: 0.8rem;
  padding: 0.55rem;
  text-align: center;
}

.hero-stats strong {
  display: block;
  font-size: 1rem;
  color: #fff;
}

.hero-stats span {
  color: var(--muted);
  font-size: 0.76rem;
}

.hero-gallery .media-card {
  position: relative;
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: #0f1733;
  box-shadow: var(--shadow);
}

.hero-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.45s ease;
}

.media-card:hover img {
  transform: scale(1.04);
}

.media-overlay {
  position: absolute;
  inset: auto 0 0;
  padding: 0.75rem 0.85rem;
  background: linear-gradient(to top, rgba(7, 11, 24, 0.95), rgba(7, 11, 24, 0));
}

.media-overlay h3 {
  margin: 0;
  font-size: 1rem;
}

.media-overlay p {
  margin: 0.15rem 0 0;
  font-size: 0.78rem;
  color: #d2dcff;
}

.content-section {
  padding: 1.15rem 0;
}

.section-head {
  margin-bottom: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(1.06rem, 2.1vw, 1.35rem);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.section-head a,
.section-head span {
  color: #bed0ff;
  font-size: 0.86rem;
}

.movie-card {
  height: 100%;
  background: linear-gradient(150deg, var(--card), var(--card-2));
  border: 1px solid var(--line);
  border-radius: 0.95rem;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(5, 10, 25, 0.36);
  transition: transform 0.26s ease, box-shadow 0.26s ease, border-color 0.26s ease;
}

.movie-card:hover {
  transform: translateY(-4px);
  border-color: rgba(105, 233, 204, 0.5);
  box-shadow: 0 18px 28px rgba(0, 0, 0, 0.46);
}

.movie-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.movie-body {
  padding: 0.8rem;
}

.movie-body h3 {
  font-size: 1rem;
  margin: 0;
  line-height: 1.35;
}

.movie-body p {
  margin: 0.5rem 0 0.7rem;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.5;
  min-height: 2.6rem;
}

.movie-meta {
  display: flex;
  justify-content: space-between;
  color: #d8e1ff;
  font-size: 0.77rem;
}

.article-card {
  background: linear-gradient(145deg, var(--card), #182a5a);
  border: 1px solid var(--line);
  border-radius: 0.95rem;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.article-card img {
  width: 100%;
  height: 188px;
  object-fit: cover;
}

.article-body {
  padding: 0.9rem;
}

.article-date {
  display: inline-block;
  font-size: 0.75rem;
  color: #d4defc;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(167, 187, 255, 0.35);
  margin-bottom: 0.5rem;
}

.article-body h3 {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  line-height: 1.4;
}

.article-body p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.taxonomy-card {
  border-radius: 0.9rem;
  background: rgba(18, 29, 62, 0.88);
  border: 1px solid rgba(159, 180, 255, 0.2);
  padding: 0.9rem;
}

.taxonomy-card h3 {
  margin: 0 0 0.65rem;
  font-size: 1rem;
}

.chip-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip-wrap a {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.65rem;
  border: 1px solid rgba(162, 185, 255, 0.3);
  border-radius: 999px;
  color: #d8e3ff;
  font-size: 0.8rem;
}

.chip-wrap a:hover {
  border-color: rgba(105, 233, 204, 0.7);
  color: #ffffff;
}

.friends-section .friend-link {
  display: block;
  text-align: center;
  border: 1px solid rgba(162, 185, 255, 0.3);
  border-radius: 0.8rem;
  background: rgba(17, 27, 56, 0.8);
  padding: 0.72rem 0.4rem;
  font-size: 0.86rem;
  color: #d6e2ff;
  transition: all 0.25s ease;
}

.friends-section .friend-link:hover {
  border-color: rgba(105, 233, 204, 0.7);
  color: #fff;
  transform: translateY(-2px);
}

.faq-section .accordion-item {
  background: rgba(18, 28, 58, 0.9);
  border: 1px solid rgba(165, 186, 255, 0.25);
  margin-bottom: 0.7rem;
  border-radius: 0.8rem;
  overflow: hidden;
}

.faq-section .accordion-button {
  background: rgba(18, 28, 58, 0.9);
  color: #eaf0ff;
  font-weight: 600;
}

.faq-section .accordion-button:not(.collapsed) {
  background: rgba(23, 38, 77, 0.95);
  color: #fff;
  box-shadow: inset 0 -1px 0 rgba(167, 187, 255, 0.12);
}

.faq-section .accordion-button:focus {
  box-shadow: none;
  border-color: transparent;
}

.faq-section .accordion-body {
  color: var(--muted);
}

.site-footer {
  margin-top: 1.1rem;
  border-top: 1px solid rgba(160, 181, 255, 0.18);
  background: rgba(7, 11, 22, 0.92);
  padding: 1.6rem 0 1rem;
}

.footer-brand {
  display: inline-flex;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.site-footer p,
.site-footer small {
  color: var(--muted);
}

.site-footer h4 {
  font-size: 0.95rem;
  margin-bottom: 0.55rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.3rem;
}

.footer-links a {
  color: #d5dfff;
  font-size: 0.86rem;
}

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

.footer-bottom {
  margin-top: 1rem;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(159, 182, 255, 0.16);
  font-size: 0.82rem;
  color: #afbcdf;
}

.footer-bottom a {
  color: #dbe6ff;
}

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 50%;
  border: 0;
  background: linear-gradient(140deg, var(--accent), #7bd9ff);
  color: #041222;
  font-weight: 700;
  display: grid;
  place-items: center;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.25s ease;
  z-index: 1040;
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.modal-content {
  background: #121e40;
  color: #e8efff;
  border: 1px solid rgba(155, 178, 255, 0.35);
}

.modal-header,
.modal-footer {
  border-color: rgba(155, 178, 255, 0.25);
}

.btn-close {
  filter: invert(1) grayscale(1);
}

@media (max-width: 991.98px) {
  .hero-section {
    padding-top: 1.1rem;
  }

  .hero-gallery .media-tall {
    min-height: 420px;
  }

  .movie-card img {
    height: 180px;
  }
}

@media (max-width: 767.98px) {
  .site-topbar span:last-child {
    display: none;
  }

  .hero-panel {
    padding: 1.1rem;
  }

  .hero-gallery .media-tall,
  .hero-gallery .media-short {
    min-height: 240px;
  }

  .movie-card img {
    height: 160px;
  }

  .article-card img {
    height: 170px;
  }
}

@media (max-width: 575.98px) {
  .hero-actions .btn {
    width: 100%;
  }

  .movie-body p {
    min-height: auto;
  }
}