:root {
  --bg: #07101b;
  --panel: rgba(9, 18, 34, 0.88);
  --panel-2: rgba(14, 29, 53, 0.9);
  --text: #f3f8ff;
  --muted: #b8c8dd;
  --accent: #7fd7ff;
  --accent-2: #ffd467;
  --line: rgba(255, 255, 255, 0.11);
  --line-strong: rgba(127, 215, 255, 0.22);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Space Grotesk", sans-serif;
  background:
    radial-gradient(circle at 18% 0%, rgba(71, 149, 255, 0.24), transparent 34%),
    radial-gradient(circle at 88% 10%, rgba(255, 212, 103, 0.12), transparent 26%),
    linear-gradient(180deg, #081120 0%, #08101a 48%, #05080d 100%);
}

.page-shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 1.2rem 1.1rem 2.5rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  padding: 0.95rem 1rem;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: rgba(7, 13, 24, 0.82);
  backdrop-filter: blur(10px);
}

.back-link {
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
}

.topbar-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0.36rem 0.72rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #07101b;
  background: linear-gradient(135deg, var(--accent-2), #ffe9a9);
}

.badge.ghost {
  color: var(--muted);
  background: rgba(255, 255, 255, 0.07);
}

.layout {
  display: grid;
  gap: 1.2rem;
}

.panel {
  border: 1px solid var(--line);
  border-radius: 26px;
  background: linear-gradient(155deg, var(--panel), var(--panel-2));
  box-shadow: 0 22px 52px rgba(0, 0, 0, 0.34);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 1.35rem;
  padding: 1.35rem;
  overflow: hidden;
}

.hero-copy h1,
.section-heading h2,
.feature-card h3,
.status-card h3 {
  font-family: "Oxanium", sans-serif;
}

.eyebrow {
  margin: 0 0 0.65rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 800;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.6rem, 6vw, 5rem);
  line-height: 0.98;
}

.lede {
  margin: 0.95rem 0 0;
  max-width: 58ch;
  color: var(--muted);
  font-size: 1.03rem;
}

.cta-row {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-top: 1.35rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.2rem;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 800;
}

.btn-primary {
  color: #07101b;
  background: linear-gradient(135deg, var(--accent-2), #ffe29a 52%, var(--accent));
}

.btn-secondary {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.05);
}

.spec-grid,
.feature-grid,
.gallery-grid,
.status-grid {
  display: grid;
  gap: 1rem;
}

.spec-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.35rem;
}

.spec-card,
.feature-card,
.shot,
.status-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
}

.spec-card,
.feature-card,
.status-card {
  padding: 1rem;
}

.spec-label {
  display: block;
  margin-bottom: 0.45rem;
  color: var(--accent-2);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.hero-media {
  position: relative;
  min-height: 360px;
  border-radius: 22px;
  overflow: hidden;
  background:
    radial-gradient(circle at 22% 16%, rgba(127, 215, 255, 0.26), transparent 32%),
    radial-gradient(circle at 86% 20%, rgba(255, 212, 103, 0.16), transparent 28%),
    #091221;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.detail-panel,
.gallery-panel,
.lobby-panel,
.status-panel {
  padding: 1.25rem;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
}

.feature-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.lobby-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.lobby-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 20px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.04);
}

.lobby-card h3 {
  margin: 0 0 0.45rem;
  font-family: "Oxanium", sans-serif;
  font-size: 1.16rem;
}

.lobby-card p {
  margin: 0;
  color: var(--muted);
}

.join-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1rem;
}

.join-form input {
  flex: 1 1 180px;
  min-height: 3rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(5, 11, 20, 0.92);
  color: var(--text);
  padding: 0.85rem 1rem;
  font: inherit;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.join-form input::placeholder {
  color: rgba(184, 200, 221, 0.52);
}

.panel-status {
  min-height: 1.35rem;
  margin-top: 0.85rem;
  color: var(--muted);
}

.join-result {
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 18px;
  border: 1px solid rgba(127, 215, 255, 0.22);
  background: rgba(7, 16, 27, 0.9);
}

.join-result.hidden,
.hidden {
  display: none;
}

.join-result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.join-result-header strong {
  font-family: "Oxanium", sans-serif;
  font-size: 1.3rem;
  letter-spacing: 0.14em;
}

.room-host-label {
  color: var(--accent-2);
  font-size: 0.9rem;
  font-weight: 700;
}

.join-note {
  margin-top: 0.55rem;
}

.result-meta,
.song-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.result-meta {
  margin-top: 0.8rem;
}

.result-meta span,
.lobby-chip {
  border-radius: 999px;
  padding: 0.34rem 0.7rem;
  background: rgba(255, 255, 255, 0.07);
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.copy-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-top: 0.85rem;
}

.copy-row code {
  flex: 1 1 260px;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: #eef7ff;
  overflow-wrap: anywhere;
}

.share-link {
  display: inline-flex;
  margin-top: 0.95rem;
  color: var(--accent);
  font-weight: 700;
  text-decoration: none;
}

.public-lobbies-card {
  margin-top: 1rem;
}

.public-lobbies-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.public-lobbies-header p {
  margin-top: 0.35rem;
}

.public-lobbies-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.room-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 1rem;
  background: rgba(255, 255, 255, 0.04);
}

.room-card-top,
.room-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.room-card-top strong {
  font-family: "Oxanium", sans-serif;
  font-size: 1.22rem;
  letter-spacing: 0.14em;
}

.room-card p {
  margin: 0.55rem 0 0;
  color: var(--muted);
}

.room-card-actions {
  margin-top: 0.95rem;
}

.room-code-button {
  min-width: 9rem;
}

.empty-state {
  margin-top: 1rem;
  border: 1px dashed rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  padding: 1rem;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.03);
}

.compact {
  margin-top: 0.85rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.feature-card h3,
.status-card h3 {
  margin: 0 0 0.45rem;
  font-size: 1.16rem;
}

.feature-card p,
.shot figcaption,
.status-card p {
  margin: 0;
  color: var(--muted);
}

.steps {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
  color: var(--text);
}

.steps li + li {
  margin-top: 0.45rem;
}

.fine-print {
  margin: 0.85rem 0 0;
  color: var(--muted);
}

.gallery-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1rem;
}

.shot {
  padding: 0.7rem;
}

.shot img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: 14px;
  display: block;
  background: rgba(255, 255, 255, 0.04);
}

.shot figcaption {
  padding: 0.8rem 0.18rem 0.15rem;
}

.status-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1rem;
}

@media (max-width: 980px) {
  .hero,
  .spec-grid,
  .status-grid,
  .gallery-grid,
  .lobby-grid,
  .public-lobbies-list {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  .page-shell {
    padding: 0.85rem 0.8rem 2rem;
  }

  .hero,
  .detail-panel,
  .gallery-panel,
  .status-panel {
    padding: 1rem;
  }

  .hero-media {
    min-height: 260px;
  }
}