:root {
  --bg: #04121f;
  --bg-deep: #020912;
  --panel: rgba(5, 22, 40, 0.86);
  --panel-strong: rgba(7, 28, 52, 0.94);
  --line: #52e3ff;
  --line-soft: rgba(82, 227, 255, 0.25);
  --text: #dbf9ff;
  --text-dim: #8dc8d8;
  --accent: #7dfbff;
  --accent-2: #8dffa4;
  --shadow: rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Rajdhani", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(17, 87, 120, 0.38), transparent 36%),
    linear-gradient(180deg, #08253e 0%, var(--bg) 45%, var(--bg-deep) 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(125, 251, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 251, 255, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.3), black 30%, black 70%, rgba(0, 0, 0, 0.2));
  pointer-events: none;
}

.parallax {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.parallax-layer {
  position: absolute;
  inset: -20%;
  background-repeat: repeat;
  opacity: 0.34;
}

.parallax-layer-a {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'%3E%3Cg fill='none' stroke='%2352e3ff' stroke-width='2'%3E%3Cpath d='M0 50h120L170 0h50'/%3E%3Cpath d='M0 170h65l18-18h137'/%3E%3Cpath d='M48 220v-70l28-28V0'/%3E%3Cpath d='M156 220v-48l24-24V20'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 220px 220px;
  animation: drift-a 18s linear infinite, flicker-a 1.2s steps(3) infinite;
}

.parallax-layer-b {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='280' height='280' viewBox='0 0 280 280'%3E%3Cg fill='rgba(141,255,164,0.12)' stroke='%238dffa4' stroke-width='1.5'%3E%3Cpolygon points='140,30 185,75 140,120 95,75'/%3E%3Cpolygon points='40,150 65,175 40,200 15,175'/%3E%3Cpolygon points='230,160 260,190 230,220 200,190'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 280px 280px;
  animation: drift-b 24s linear infinite, flicker-b 1.6s steps(4) infinite;
}

.parallax-layer-c {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='320' height='320' viewBox='0 0 320 320'%3E%3Cg fill='none' stroke='%23c7feff' stroke-width='1'%3E%3Cpath d='M16 90h100l22-22h166'/%3E%3Cpath d='M0 250h220l36-36h64'/%3E%3Cpath d='M86 0v92l34 34v194'/%3E%3Cpath d='M246 0v58l-20 20v242'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 320px 320px;
  animation: drift-c 30s linear infinite, flicker-a 1.8s steps(3) infinite;
}

.site-shell {
  position: relative;
  z-index: 1;
  width: min(1080px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 48px;
}

.panel {
  position: relative;
  border: 1px solid var(--line-soft);
  background:
    linear-gradient(180deg, rgba(15, 53, 81, 0.88), var(--panel)),
    linear-gradient(135deg, rgba(125, 251, 255, 0.06), transparent 40%);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.03) inset,
    0 20px 50px var(--shadow);
  backdrop-filter: blur(8px);
}

.panel::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid rgba(125, 251, 255, 0.12);
  pointer-events: none;
}

.hero,
.content-grid > section {
  padding: 24px;
}

.hero {
  margin-bottom: 18px;
}

.kicker,
.modal-label,
.card-type,
.card-tags,
.section-heading span {
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.kicker,
.section-heading span,
.section-copy,
.card-tags,
.modal-label {
  color: var(--text-dim);
}

h1,
h2,
h3,
.main-nav a,
.filter-button,
.media-card strong,
.social-card {
  font-family: "Orbitron", sans-serif;
}

h1 {
  margin: 8px 0 12px;
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  line-height: 0.95;
  text-transform: uppercase;
}

.intro {
  max-width: 56ch;
  font-size: 1.15rem;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.nav-button,
.filter-button,
.social-card,
.media-card,
.modal-link,
.modal-close {
  border: 1px solid var(--line-soft);
  background: rgba(8, 28, 48, 0.82);
  color: var(--text);
  text-decoration: none;
  transition: transform 120ms ease, border-color 120ms ease, background 120ms ease, box-shadow 120ms ease;
}

.nav-button,
.filter-button,
.social-card,
.modal-link {
  padding: 10px 14px;
}

.nav-button:hover,
.nav-button:focus-visible,
.filter-button:hover,
.filter-button:focus-visible,
.media-card:hover,
.media-card:focus-visible,
.social-card:hover,
.social-card:focus-visible,
.modal-link:hover,
.modal-link:focus-visible,
.modal-close:hover,
.modal-close:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 0 18px rgba(125, 251, 255, 0.14);
}

.nav-button {
  cursor: pointer;
  font-family: "Orbitron", sans-serif;
}

.nav-button.is-active {
  background: rgba(66, 196, 218, 0.22);
  border-color: var(--accent);
}

.content-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.content-panel {
  display: none;
}

.content-panel.is-visible {
  display: block;
}

.section-heading {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
}

.section-heading h2 {
  margin: 0;
  font-size: 1.6rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0;
}

.filter-button {
  cursor: pointer;
}

.filter-button.is-active {
  background: rgba(66, 196, 218, 0.22);
  border-color: var(--accent);
}

.card-grid,
.social-list {
  display: grid;
  gap: 14px;
}

.card-grid {
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
}

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

.media-card,
.social-card {
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.media-card {
  display: grid;
  gap: 8px;
  padding: 16px;
}

.social-card {
  font-size: 1rem;
}

.media-card.is-hidden {
  display: none;
}

.card-type {
  color: var(--accent-2);
  font-size: 0.8rem;
}

.modal[hidden] {
  display: none;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 20px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(1, 9, 19, 0.7);
}

.modal-panel {
  position: relative;
  z-index: 1;
  width: min(560px, 100%);
  padding: 26px 24px 24px;
  background:
    linear-gradient(180deg, rgba(11, 44, 71, 0.96), var(--panel-strong)),
    linear-gradient(135deg, rgba(125, 251, 255, 0.08), transparent 36%);
}

.modal-panel h3 {
  margin: 8px 0 10px;
  font-size: 1.7rem;
}

.modal-rating {
  color: var(--accent-2);
  font-weight: 700;
}

.modal-link {
  display: inline-block;
  margin-top: 14px;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 14px;
  padding: 8px 10px;
  cursor: pointer;
}

@keyframes drift-a {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-120px, -120px, 0); }
}

@keyframes drift-b {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-140px, -140px, 0); }
}

@keyframes drift-c {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-180px, -180px, 0); }
}

@keyframes flicker-a {
  0% { opacity: 0.2; }
  33% { opacity: 0.34; }
  66% { opacity: 0.26; }
  100% { opacity: 0.38; }
}

@keyframes flicker-b {
  0% { opacity: 0.12; }
  25% { opacity: 0.18; }
  50% { opacity: 0.1; }
  75% { opacity: 0.2; }
  100% { opacity: 0.16; }
}

@media (max-width: 540px) {
  .site-shell {
    width: min(100% - 20px, 1080px);
    padding-top: 12px;
  }

  .hero,
  .content-grid > section,
  .modal-panel {
    padding: 18px;
  }

  h1 {
    font-size: 2.3rem;
  }

  .main-nav,
  .filter-bar {
    gap: 8px;
  }

  .nav-button,
  .filter-button,
  .social-card,
  .modal-link {
    width: 100%;
  }
}