/* Reset & base */
html, body {
  margin: 0;
  padding: 0;
  font-family: 'Segoe UI', 'Roboto', Arial, sans-serif;
  background: linear-gradient(135deg, #181c24 0%, #232a36 100%);
  color: #f3f6fa;
  min-height: 100vh;
  box-sizing: border-box;
  transition: background 0.4s;
}

body.light-theme {
  background: linear-gradient(135deg, #f3f6fa 0%, #e6e9f0 100%);
  color: #232a36;
}

/* Header */
.main-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(24,28,36,0.85);
  box-shadow: 0 2px 16px #0003;
  backdrop-filter: blur(12px);
  border-bottom: 1.5px solid #232a36;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.7em 1.5em;
}
.logo-area {
  display: flex;
  align-items: center;
  font-size: 1.5em;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: #2eea6a;
  user-select: none;
}
.logo-icon {
  font-size: 1.3em;
  margin-right: 0.4em;
}
.logo-text {
  font-family: 'Montserrat', 'Segoe UI', Arial, sans-serif;
  font-weight: 800;
  letter-spacing: 0.04em;
}
.header-controls {
  display: flex;
  align-items: center;
  gap: 1.2em;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.7em;
}

.theme-toggle, .share-btn {
  background: none;
  border: none;
  color: #2eea6a;
  font-size: 1.3em;
  cursor: pointer;
  border-radius: 50%;
  padding: 0.3em 0.4em;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.theme-toggle:hover, .share-btn:hover {
  background: #2eea6a22;
  color: #fff;
  box-shadow: 0 2px 8px #2eea6a33;
}
#stream-form {
  display: flex;
  align-items: center;
  gap: 0.5em;
  background: rgba(36,44,56,0.7);
  border-radius: 1.2em;
  padding: 0.2em 0.7em;
  box-shadow: 0 1px 6px #0002;
}
#stream-input {
  background: transparent;
  border: none;
  color: inherit;
  font-size: 1em;
  padding: 0.5em 0.2em;
  outline: none;
  width: 18em;
  min-width: 120px;
}
#stream-input::placeholder {
  color: #b2b8c6;
  opacity: 1;
}
#stream-form button[type="submit"] {
  background: linear-gradient(90deg, #2eea6a 60%, #1fd1f9 100%);
  color: #181c24;
  border: none;
  border-radius: 1em;
  font-weight: 700;
  font-size: 1em;
  padding: 0.4em 1.1em;
  cursor: pointer;
  box-shadow: 0 2px 8px #2eea6a33;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
#stream-form button[type="submit"]:hover {
  background: linear-gradient(90deg, #1fd1f9 0%, #2eea6a 100%);
  color: #fff;
}

/* Ad Banner */
.ad-banner {
  max-width: none;
  background: rgba(36,44,56,0.6);
  border-radius: 1.2em;
  box-shadow: 0 2px 12px #0002;
  padding: 0.7em 1.2em;
  text-align: center;
  color: #b2b8c6;
  font-size: 1.08em;
  letter-spacing: 0.01em;
  margin: 2.5em 0 1.2em 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Warning banners */
#warning, .kick-warning-banner, #server-warning-banner {
  background: linear-gradient(90deg, #2eea6a 0%, #1fd1f9 100%);
  color: #181c24;
  border-radius: 0.7em;
  box-shadow: 0 2px 8px #2eea6a33;
  padding: 0.7em 1.2em;
  font-size: 1.08em;
  text-align: center;
  margin: 1em auto 0.7em auto;
  max-width: 900px;
  font-weight: 600;
  letter-spacing: 0.01em;
  position: relative;
  z-index: 1001;
}
.kick-warning-banner {
  border-bottom: 2px solid #2eea6a;
  background: linear-gradient(90deg, #2eea6a 0%, #1fd1f9 100%);
  color: #181c24;
}
#server-warning-banner {
  border-bottom: 2px solid #f9d423;
  background: linear-gradient(90deg, #f9d423 0%, #ff4e50 100%);
  color: #181c24;
}

/* Streams grid */
.streams-grid {
  display: grid;
  grid-template-columns: repeat(var(--grid-cols, 2), 1fr);
  gap: 1.5em 1.5em;
  max-width: 1200px;
  margin: 1.5em auto 2.5em auto;
  padding: 0 1.5em;
  transition: grid-template-columns 0.3s;
  min-height: 30vh;
  background: none;
}
@media (max-width: 900px) {
  .streams-grid {
    grid-template-columns: repeat(var(--grid-cols, 1), 1fr);
    gap: 1.2em 0.7em;
    padding: 0 0.5em;
  }
}
@media (max-width: 600px) {
  .streams-grid {
    grid-template-columns: 1fr;
    gap: 1em 0;
    padding: 0 0.2em;
  }
}

/* Stream card */
.stream-player {
  background: rgba(36,44,56,0.65);
  border-radius: 1.2em;
  box-shadow: 0 4px 32px #0005, 0 1.5px 8px #2eea6a22;
  overflow: hidden;
  position: relative;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s, transform 0.2s;
  min-width: 0;
}
.stream-player:hover, .stream-player:focus-within {
  box-shadow: 0 8px 40px #1fd1f955, 0 2px 12px #2eea6a44;
  transform: translateY(-2px) scale(1.012);
}
.stream-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(36,44,56,0.85);
  padding: 0.7em 1.1em 0.7em 1.1em;
  font-size: 1.08em;
  font-weight: 700;
  color: #fff;
  border-bottom: 1.5px solid #2eea6a44;
  position: relative;
  z-index: 2;
}
.stream-header[data-icon]:before {
  content: attr(data-icon);
  margin-right: 0.7em;
  font-size: 1.2em;
  vertical-align: middle;
}
.remove-btn {
  background: none;
  border: none;
  color: #ff4e50;
  font-size: 1.2em;
  cursor: pointer;
  border-radius: 50%;
  padding: 0.2em 0.5em;
  margin-left: 0.7em;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}
.remove-btn:hover {
  background: #ff4e5022;
  color: #fff;
  box-shadow: 0 2px 8px #ff4e5033;
}
.stream-iframe {
  width: 100%;
  aspect-ratio: 16/9;
  border: none;
  background: #181c24;
  border-radius: 0 0 1.2em 1.2em;
  min-height: 220px;
  transition: box-shadow 0.2s;
}

/* Loading and error overlays */
.stream-loading-overlay, .stream-error-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(24,28,36,0.82);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  border-radius: 1.2em;
  flex-direction: column;
  text-align: center;
  pointer-events: none;
}
.stream-loading-spinner {
  border: 4px solid #2eea6a44;
  border-top: 4px solid #2eea6a;
  border-radius: 50%;
  width: 38px;
  height: 38px;
  animation: spin 1s linear infinite;
  margin-bottom: 1em;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}
.stream-error-content {
  color: #fff;
  font-size: 1.08em;
  font-weight: 600;
  padding: 1.2em 1.5em;
  border-radius: 1em;
  background: rgba(36,44,56,0.85);
  box-shadow: 0 2px 12px #ff4e5033;
  border: 1.5px solid #ff4e50;
  max-width: 90vw;
}
.stream-error-icon {
  font-size: 2.2em;
  margin-bottom: 0.3em;
  display: block;
}

/* Footer */
.main-footer {
  background: rgba(24,28,36,0.85);
  color: #b2b8c6;
  text-align: center;
  padding: 1.2em 0 1.5em 0;
  font-size: 1em;
  border-top: 1.5px solid #232a36;
  box-shadow: 0 -2px 16px #0003;
  margin-top: 2em;
}

/* Light theme overrides */
body.light-theme .main-header,
body.light-theme .main-footer {
  background: rgba(243,246,250,0.85);
  color: #232a36;
  border-color: #e6e9f0;
}
body.light-theme .streams-grid {
  background: none;
}
body.light-theme .stream-player {
  background: rgba(255,255,255,0.7);
  box-shadow: 0 4px 32px #2eea6a22, 0 1.5px 8px #1fd1f922;
}
body.light-theme .stream-header {
  background: rgba(255,255,255,0.85);
  color: #232a36;
  border-bottom: 1.5px solid #2eea6a22;
}
body.light-theme .stream-error-content {
  background: rgba(255,255,255,0.95);
  color: #232a36;
  border: 1.5px solid #ff4e50;
}
body.light-theme .ad-banner {
  background: rgba(255,255,255,0.7);
  color: #232a36;
}
body.light-theme #warning,
body.light-theme .kick-warning-banner,
body.light-theme #server-warning-banner {
  background: linear-gradient(90deg, #2eea6a 0%, #1fd1f9 100%);
  color: #181c24;
}

/* Accessibility & focus */
:focus {
  outline: 2px solid #2eea6a;
  outline-offset: 2px;
}

/* Drag-and-drop visual cues */
.stream-player.dragging {
  opacity: 0.6;
  box-shadow: 0 8px 40px #1fd1f955, 0 2px 12px #2eea6a44;
  transform: scale(0.98) translateY(10px);
}
.stream-player.drag-over {
  box-shadow: 0 0 0 4px #2eea6a88;
}

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 0;
  color: #b2b8c6;
  font-size: 1.25em;
  font-weight: 500;
  opacity: 0.95;
  text-align: center;
  margin: 2em 0;
  pointer-events: none;
  grid-column: 1 / -1;
  justify-self: center;
  align-self: center;
  width: 100%;
  max-width: 420px;
  background: rgba(36,44,56,0.7);
  border-radius: 1.2em;
  box-shadow: 0 2px 12px #0002;
  padding: 2em 2.5em;
}
.empty-illustration {
  margin-bottom: 1.2em;
}
.empty-message {
  line-height: 1.5;
  font-size: 1.1em;
}
body.light-theme .empty-state {
  color: #6a7a8c;
}

.empty-actions {
  margin-top: 1.5em;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.7em;
}
.cta-btn {
  background: linear-gradient(90deg, #2eea6a 60%, #1fd1f9 100%);
  color: #181c24;
  border: none;
  border-radius: 1.2em;
  font-weight: 700;
  font-size: 1.08em;
  padding: 0.5em 1.6em;
  cursor: pointer;
  box-shadow: 0 2px 8px #2eea6a33;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
  pointer-events: auto;
}
.cta-btn:hover, .cta-btn:focus {
  background: linear-gradient(90deg, #1fd1f9 0%, #2eea6a 100%);
  color: #fff;
  box-shadow: 0 4px 16px #1fd1f955;
  outline: none;
}
.empty-tip {
  color: #b2b8c6;
  font-size: 0.98em;
  opacity: 0.85;
  margin-top: 0.2em;
}
body.light-theme .cta-btn {
  color: #232a36;
}
body.light-theme .empty-tip {
  color: #6a7a8c;
}