:root {
  --bg: #080f1f;
  --bg-soft: #101d38;
  --surface: rgba(11, 24, 49, 0.78);
  --surface-2: rgba(18, 33, 66, 0.86);
  --line: rgba(124, 175, 255, 0.18);
  --text: #e8f1ff;
  --muted: #9ab5de;
  --accent: #73f0ff;
  --accent-2: #f6cf6a;
  --danger: #ff8c8c;
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: "Space Grotesk", sans-serif;
  background:
    radial-gradient(1000px 700px at 100% 0%, #2f4989 0%, transparent 65%),
    radial-gradient(700px 500px at 0% 100%, #123e5b 0%, transparent 68%),
    var(--bg);
  overflow-x: hidden;
}

.aurora {
  position: fixed;
  inset: -20vh -20vw;
  pointer-events: none;
  background: conic-gradient(from 200deg, rgba(30, 139, 255, 0.2), rgba(115, 240, 255, 0.1), rgba(246, 207, 106, 0.16), rgba(30, 139, 255, 0.2));
  filter: blur(80px);
  animation: drift 18s ease-in-out infinite alternate;
}

@keyframes drift {
  from {
    transform: translate3d(-3%, 1%, 0) rotate(-4deg);
  }
  to {
    transform: translate3d(4%, -2%, 0) rotate(4deg);
  }
}

.topbar,
.layout,
.status {
  position: relative;
  z-index: 1;
}

.topbar {
  display: flex;
  gap: 20px;
  align-items: flex-end;
  justify-content: space-between;
  padding: clamp(20px, 4vw, 36px);
}

.eyebrow {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2,
h3 {
  font-family: "Bricolage Grotesque", sans-serif;
  margin: 0;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: 0.01em;
}

h2 {
  font-size: clamp(1.2rem, 2vw, 1.6rem);
}

.viewer {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  text-align: right;
}

.layout {
  display: grid;
  gap: clamp(16px, 2vw, 24px);
  grid-template-columns: minmax(290px, 360px) minmax(0, 1fr);
  padding: 0 clamp(16px, 4vw, 36px) 14px;
}

.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface), var(--surface-2));
  backdrop-filter: blur(8px);
  padding: clamp(14px, 2.2vw, 20px);
  min-height: 66vh;
}

.panel-head p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.video-list {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.video-card {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 16px;
  padding: 10px;
  background: rgba(9, 15, 31, 0.58);
  color: inherit;
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 12px;
  text-align: left;
  cursor: pointer;
  transition: 180ms ease;
}

.video-card:hover,
.video-card:focus-visible {
  border-color: rgba(115, 240, 255, 0.6);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(5, 13, 32, 0.48);
}

.video-card.active {
  border-color: var(--accent-2);
}

.thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid rgba(153, 202, 255, 0.28);
  background: linear-gradient(120deg, #0f1f3f 0%, #215f79 100%);
}

.card-copy h3 {
  font-size: 1rem;
  line-height: 1.2;
}

.card-copy p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.4;
}

.player {
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 14px;
}

.player-frame-wrap {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(166, 206, 255, 0.26);
  background: #060c19;
  min-height: 320px;
}

#playerFrame {
  width: 100%;
  height: 100%;
  min-height: 54vh;
  border: 0;
  opacity: 0;
  transition: opacity 220ms ease;
}

#playerFrame.playing {
  opacity: 1;
}

.player-placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--muted);
  padding: 20px;
  text-align: center;
}

.ghost-btn {
  border: 1px solid rgba(151, 190, 255, 0.42);
  border-radius: 999px;
  width: fit-content;
  padding: 10px 16px;
  background: transparent;
  color: var(--text);
  font-family: inherit;
  cursor: pointer;
}

.ghost-btn:hover,
.ghost-btn:focus-visible {
  border-color: var(--accent);
  color: var(--accent);
}

.status {
  margin: 8px clamp(16px, 4vw, 36px) 26px;
  color: var(--muted);
  font-size: 0.92rem;
  min-height: 1.4em;
}

.status.error {
  color: var(--danger);
}

@media (max-width: 980px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .viewer {
    text-align: left;
  }

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

  .panel {
    min-height: auto;
  }

  #playerFrame {
    min-height: 42vh;
  }
}