:root {
  color-scheme: dark;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #07111f;
  color: #e2e8f0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(14, 116, 144, 0.25), transparent 28%),
    linear-gradient(160deg, #07111f, #0f172a 45%, #111827 100%);
}

button,
input {
  font: inherit;
}

.app-shell {
  display: grid;
  grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
  gap: 24px;
  min-height: 100vh;
  padding: 24px;
}

.sidebar,
.viewer-panel {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.panel,
.hero-card,
.viewer-frame,
.overlay-card {
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(15, 23, 42, 0.8);
  border-radius: 24px;
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 40px rgba(2, 6, 23, 0.25);
}

.hero-card {
  padding: 28px;
  background: linear-gradient(145deg, rgba(8, 47, 73, 0.95), rgba(15, 118, 110, 0.75));
}

.hero-card h1,
.viewer-header h2,
.panel h2 {
  margin: 0;
}

.hero-copy,
.muted {
  color: #cbd5e1;
}

.eyebrow,
.label {
  display: inline-block;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #7dd3fc;
}

.panel {
  padding: 20px;
}

.panel-header,
.viewer-header,
.toolbar,
.form-actions,
.server-actions,
.server-meta,
.checkbox-row {
  display: flex;
  align-items: center;
}

.panel-header,
.viewer-header,
.form-actions {
  justify-content: space-between;
  gap: 16px;
}

.toolbar,
.server-actions,
.server-meta,
.form-actions,
.checkbox-row {
  gap: 12px;
}

.button {
  border: 1px solid rgba(148, 163, 184, 0.2);
  background: rgba(30, 41, 59, 0.7);
  color: #f8fafc;
  border-radius: 999px;
  padding: 10px 16px;
  cursor: pointer;
}

.button:hover {
  border-color: rgba(125, 211, 252, 0.45);
}

.button-primary {
  background: linear-gradient(135deg, #0e7490, #0f766e);
}

.button-danger {
  background: linear-gradient(135deg, #991b1b, #dc2626);
}

.button-ghost {
  background: rgba(15, 23, 42, 0.6);
}

.server-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 16px;
}

.server-card {
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 20px;
  padding: 16px;
  background: rgba(15, 23, 42, 0.66);
}

.server-card h3,
.server-card p {
  margin: 0;
}

.server-meta {
  justify-content: space-between;
  margin-top: 12px;
  color: #94a3b8;
}

.server-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}

.server-form label {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.server-form input[type="text"],
.server-form input[type="number"],
.server-form input[type="password"] {
  width: 100%;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 14px;
  background: rgba(2, 6, 23, 0.55);
  color: #f8fafc;
  padding: 12px 14px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.viewer-panel {
  min-width: 0;
}

.viewer-frame {
  position: relative;
  flex: 1;
  min-height: 420px;
  overflow: hidden;
  padding: 12px;
}

#videoCanvas {
  width: 100%;
  height: 100%;
  display: block;
  background: #020617;
  border-radius: 20px;
  object-fit: fill;
  touch-action: none;
}

#videoCanvas.keep-aspect {
  object-fit: contain;
}

.viewer-overlay {
  position: absolute;
  inset: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.overlay-card {
  width: min(100%, 460px);
  padding: 18px 22px;
  background: rgba(15, 23, 42, 0.82);
  text-align: center;
}

.overlay-title,
.overlay-body {
  margin: 0;
}

.overlay-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #f8fafc;
}

.overlay-body {
  margin-top: 8px;
  color: #cbd5e1;
  line-height: 1.5;
}

.overlay-card.is-warning {
  border-color: rgba(245, 158, 11, 0.42);
  background: rgba(69, 26, 3, 0.78);
}

.overlay-card.is-info {
  border-color: rgba(125, 211, 252, 0.34);
}

.overlay-card.is-danger {
  border-color: rgba(248, 113, 113, 0.4);
  background: rgba(69, 10, 10, 0.82);
}

.hidden {
  display: none;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.info-grid strong {
  display: block;
  margin-top: 8px;
  color: #f8fafc;
}

.empty-state {
  border: 1px dashed rgba(148, 163, 184, 0.25);
  border-radius: 20px;
  padding: 18px;
  color: #94a3b8;
}

.compact {
  white-space: nowrap;
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .viewer-frame {
    min-height: 320px;
  }
}

@media (max-width: 720px) {
  .app-shell {
    padding: 16px;
    gap: 16px;
  }

  .form-grid,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .panel-header,
  .viewer-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .toolbar {
    flex-wrap: wrap;
  }
}