/**
 * Global Café Chat & 21ST Channel Tuner - Frontend Stylesheet
 * Version: 1.4.2
 *
 * Fully theme-customizable via CSS Custom Properties (--gcc-*).
 * Covers:
 * 1. Login Card & QR Gate
 * 2. Logged-in Guest Status Bar & Optional Trinity Bar
 * 3. Chat-Raum-Übersicht in 3 Modi:
 *    - compact_bar (klassische Leiste)
 *    - app_grid (Modernes App-Launcher Grid: 2 Mobil / 3 Tablet / 4 Desktop)
 *    - vintage_radio (Retro-Funkgerät / Shortwave Tuner: 2 Mobil / 3 Tablet / 4 Desktop)
 * 4. Better Messages Chat-Widget Theme Bridge & Optional Room-List Grid Override
 */

:root {
  --gcc-font-heading: inherit;
  --gcc-font-nav: inherit;
  --gcc-font-body: inherit;
  --gcc-font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --gcc-base-size: 15px;
  --gcc-heading-scale: 1;
  --gcc-line-height: 1.55;
  --gcc-nav-transform: uppercase;

  --gcc-primary: #92400e;
  --gcc-accent: #d97706;
  --gcc-surface: #ffffff;
  --gcc-surface-alt: #f8fafc;
  --gcc-text: #0f172a;
  --gcc-text-muted: #64748b;
  --gcc-border: #e2e8f0;
  --gcc-radius: 14px;
  --gcc-padding: 18px;
  --gcc-shadow: 0 4px 14px -2px rgba(15, 23, 42, 0.07);

  --gcc-chat-cols-mobile: 2;
  --gcc-chat-cols-tablet: 3;
  --gcc-chat-cols-desktop: 4;

  /* Better Messages Widget Bridge */
  --gcc-bm-font: inherit;
  --gcc-bm-bg: #ffffff;
  --gcc-bm-accent: #92400e;
  --gcc-bm-text: #0f172a;
  --gcc-bm-bubble-self-bg: #92400e;
  --gcc-bm-bubble-self-text: #ffffff;
  --gcc-bm-bubble-other-bg: #f1f5f9;
  --gcc-bm-bubble-other-text: #0f172a;
  --gcc-bm-radius: 14px;
}

.gcc-21st-wrapper,
.gcc-login-card,
.gcc-logged-bar,
.gcc-blocked-card {
  font-family: var(--gcc-font-body);
  font-size: var(--gcc-base-size);
  line-height: var(--gcc-line-height);
  color: var(--gcc-text);
  box-sizing: border-box;
}

.gcc-21st-wrapper *,
.gcc-login-card *,
.gcc-logged-bar *,
.gcc-blocked-card * {
  box-sizing: border-box;
}

/* ==========================================================================
   1. LOGIN CARD & QR-CODE GATE
   ========================================================================== */
.gcc-login-card {
  background: var(--gcc-surface);
  border: 1px solid var(--gcc-border);
  box-shadow: var(--gcc-shadow);
  border-radius: var(--gcc-radius);
  max-width: 460px;
  margin: 28px auto;
  overflow: hidden;
}

.gcc-login-banner {
  background: var(--gcc-primary);
  color: #ffffff;
  padding: 28px 24px 22px;
  text-align: center;
  transition: background 0.3s ease;
}

.gcc-login-flag {
  font-size: 38px;
  line-height: 1;
  margin-bottom: 10px;
}

.gcc-login-title {
  margin: 0 0 6px;
  color: #ffffff;
  font-family: var(--gcc-font-heading);
  font-size: calc(21px * var(--gcc-heading-scale));
  font-weight: 700;
  letter-spacing: -0.01em;
}

.gcc-login-city-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.22);
  padding: 3px 12px;
  border-radius: 999px;
  font-family: var(--gcc-font-nav);
  font-size: 12px;
  font-weight: 500;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.04em;
}

.gcc-login-body {
  padding: var(--gcc-padding);
}

.gcc-login-desc {
  margin: 0 0 18px;
  color: var(--gcc-text-muted);
  font-size: 14px;
  line-height: var(--gcc-line-height);
  text-align: center;
}

.gcc-login-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #b91c1c;
  padding: 10px 14px;
  border-radius: calc(var(--gcc-radius) * 0.6);
  margin-bottom: 16px;
  font-size: 13px;
  text-align: center;
}

.gcc-form-group {
  margin-bottom: 14px;
}

.gcc-form-label {
  display: block;
  font-family: var(--gcc-font-nav);
  font-size: 13px;
  font-weight: 600;
  color: var(--gcc-text);
  margin-bottom: 6px;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.03em;
}

.gcc-form-input,
.gcc-form-select {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--gcc-border);
  border-radius: calc(var(--gcc-radius) * 0.65);
  font-family: var(--gcc-font-body);
  font-size: 14px;
  background: var(--gcc-surface);
  color: var(--gcc-text);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.gcc-form-input:focus,
.gcc-form-select:focus {
  border-color: var(--gcc-primary);
  box-shadow: 0 0 0 3px rgba(146, 64, 14, 0.14);
}

.gcc-form-hint {
  display: block;
  color: var(--gcc-text-muted);
  font-size: 11px;
  margin-top: 4px;
}

.gcc-btn-submit {
  width: 100%;
  padding: 13px 18px;
  background: var(--gcc-primary);
  color: #ffffff;
  border: none;
  border-radius: calc(var(--gcc-radius) * 0.75);
  font-family: var(--gcc-font-nav);
  font-size: 15px;
  font-weight: 600;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.04em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.12);
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.gcc-btn-submit:hover {
  opacity: 0.93;
  transform: translateY(-1px);
}

.gcc-blocked-card {
  max-width: 460px;
  margin: 30px auto;
  padding: 30px;
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: var(--gcc-radius);
  text-align: center;
  color: #78350f;
}

.gcc-blocked-card h3 {
  font-family: var(--gcc-font-heading);
  margin: 0 0 8px;
}

/* ==========================================================================
   2. STATUS BAR & OPTIONAL TRINITY BAR
   ========================================================================== */
.gcc-logged-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  background: var(--gcc-surface-alt);
  border: 1px solid var(--gcc-border);
  padding: 10px 16px;
  border-radius: calc(var(--gcc-radius) * 0.75);
  margin-bottom: 12px;
  font-size: 13px;
}

.gcc-logged-bar.is-guest-hint {
  border-style: dashed;
  color: var(--gcc-text-muted);
}

.gcc-logged-user {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.gcc-logged-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  background: var(--gcc-primary);
  color: #ffffff;
  font-family: var(--gcc-font-nav);
  font-size: 11px;
  letter-spacing: 0.03em;
}

.gcc-logout-link {
  color: #dc2626;
  text-decoration: none;
  font-family: var(--gcc-font-nav);
  font-size: 12px;
  font-weight: 600;
  text-transform: var(--gcc-nav-transform);
}

.gcc-trinity-bar {
  display: flex;
  background: #0f172a;
  border-radius: var(--gcc-radius);
  padding: 4px;
  margin-bottom: 14px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  gap: 4px;
}

.gcc-trinity-link {
  flex: 1;
  text-align: center;
  padding: 10px 8px;
  border-radius: calc(var(--gcc-radius) * 0.65);
  font-family: var(--gcc-font-nav);
  font-size: 13px;
  font-weight: 700;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.04em;
  color: #94a3b8;
  text-decoration: none !important;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.gcc-trinity-link:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.06);
}

.gcc-trinity-link.is-active {
  background: var(--gcc-primary);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.25);
}

.gcc-trinity-sub {
  font-size: 10px;
  font-weight: 400;
  opacity: 0.85;
}

/* ==========================================================================
   3. CHAT-RAUM-ÜBERSICHT (3 MODI: COMPACT BAR | APP GRID | VINTAGE RADIO)
   ========================================================================== */
.gcc-21st-wrapper {
  margin-bottom: 18px;
}

.gcc-room-nav {
  background: var(--gcc-surface);
  border: 1px solid var(--gcc-border);
  border-radius: var(--gcc-radius);
  padding: var(--gcc-padding);
  box-shadow: var(--gcc-shadow);
}

.gcc-room-nav-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.gcc-nav-overline {
  font-family: var(--gcc-font-nav);
  font-size: 11px;
  font-weight: 600;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.08em;
  color: var(--gcc-primary);
}

.gcc-nav-current-title {
  font-family: var(--gcc-font-heading);
  font-size: calc(18px * var(--gcc-heading-scale));
  font-weight: 700;
  color: var(--gcc-text);
  margin: 2px 0 0;
  line-height: 1.25;
}

.gcc-nav-subtitle {
  font-size: 12px;
  color: var(--gcc-text-muted);
  margin: 3px 0 0;
}

.gcc-tier-pill {
  font-family: var(--gcc-font-nav);
  font-size: 11px;
  background: var(--gcc-surface-alt);
  color: var(--gcc-text-muted);
  padding: 5px 11px;
  border-radius: 8px;
  font-weight: 600;
  border: 1px solid var(--gcc-border);
  letter-spacing: 0.03em;
}

/* --- MODUS A: COMPACT BAR --- */
.gcc-rooms--compact_bar .gcc-hierarchy-list {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 10px;
}

.gcc-rooms--compact_bar .gcc-channel-tile {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: calc(var(--gcc-radius) * 0.7);
  font-family: var(--gcc-font-nav);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none !important;
  white-space: nowrap;
  background: var(--gcc-surface-alt);
  color: var(--gcc-text);
  border: 1px solid var(--gcc-border);
  transition: all 0.15s ease;
}

.gcc-rooms--compact_bar .gcc-channel-tile.is-active {
  background: var(--gcc-primary);
  color: #ffffff;
  border-color: var(--gcc-primary);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.16);
}

.gcc-rooms--compact_bar .gcc-channel-freq,
.gcc-rooms--compact_bar .gcc-channel-desc,
.gcc-rooms--compact_bar .gcc-channel-led,
.gcc-rooms--compact_bar .gcc-tuner-display {
  display: none;
}

/* --- MODUS B & C: RESPONSIVE 2 / 3 / 4 COLUMN GRID --- */
.gcc-rooms--app_grid .gcc-channel-grid,
.gcc-rooms--vintage_radio .gcc-channel-grid {
  display: grid;
  grid-template-columns: repeat(var(--gcc-chat-cols-mobile, 2), minmax(0, 1fr));
  gap: 10px;
}

@media (min-width: 640px) {
  .gcc-rooms--app_grid .gcc-channel-grid,
  .gcc-rooms--vintage_radio .gcc-channel-grid {
    grid-template-columns: repeat(var(--gcc-chat-cols-tablet, 3), minmax(0, 1fr));
    gap: 12px;
  }
}

@media (min-width: 1024px) {
  .gcc-rooms--app_grid .gcc-channel-grid,
  .gcc-rooms--vintage_radio .gcc-channel-grid {
    grid-template-columns: repeat(var(--gcc-chat-cols-desktop, 4), minmax(0, 1fr));
    gap: 14px;
  }
}

/* --- APP LAUNCHER GRID CARD --- */
.gcc-rooms--app_grid .gcc-tuner-display {
  display: none;
}

.gcc-rooms--app_grid .gcc-channel-tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 14px;
  border-radius: var(--gcc-radius);
  background: var(--gcc-surface-alt);
  border: 1px solid var(--gcc-border);
  text-decoration: none !important;
  color: var(--gcc-text);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  min-height: 112px;
  position: relative;
}

.gcc-rooms--app_grid .gcc-channel-tile:hover {
  transform: translateY(-2px);
  border-color: var(--gcc-primary);
  box-shadow: 0 8px 20px -4px rgba(15, 23, 42, 0.1);
}

.gcc-rooms--app_grid .gcc-channel-tile.is-active {
  background: var(--gcc-primary);
  color: #ffffff;
  border-color: var(--gcc-primary);
  box-shadow: 0 8px 20px -4px rgba(146, 64, 14, 0.35);
}

.gcc-rooms--app_grid .gcc-channel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 8px;
}

.gcc-rooms--app_grid .gcc-channel-freq {
  font-family: var(--gcc-font-nav);
  font-size: 10px;
  font-weight: 600;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.06em;
  opacity: 0.72;
}

.gcc-rooms--app_grid .gcc-channel-icon {
  font-size: 22px;
  line-height: 1;
}

.gcc-rooms--app_grid .gcc-channel-name {
  font-family: var(--gcc-font-heading);
  font-size: calc(15px * var(--gcc-heading-scale));
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 4px;
}

.gcc-rooms--app_grid .gcc-channel-desc {
  font-size: 11px;
  opacity: 0.78;
  line-height: 1.35;
}

/* ==========================================================================
   MODUS C: VINTAGE FUNKGERÄT / SHORTWAVE CHANNEL TUNER
   ========================================================================== */
.gcc-rooms--vintage_radio.gcc-chassis--studio_anthracite {
  background: linear-gradient(180deg, #1b1d22 0%, #111317 100%);
  border: 1px solid #30343e;
  color: #f4f1ea;
  box-shadow: 0 14px 30px -6px rgba(0, 0, 0, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.gcc-rooms--vintage_radio.gcc-chassis--studio_anthracite .gcc-nav-current-title {
  color: #f8f5ef;
}

.gcc-rooms--vintage_radio.gcc-chassis--studio_anthracite .gcc-nav-overline {
  color: #f59e0b;
}

.gcc-rooms--vintage_radio.gcc-chassis--studio_anthracite .gcc-nav-subtitle {
  color: #9ca3af;
}

.gcc-rooms--vintage_radio.gcc-chassis--studio_anthracite .gcc-tier-pill {
  background: #23262e;
  border-color: #383c47;
  color: #d1d5db;
}

.gcc-rooms--vintage_radio.gcc-chassis--bakelite_ivory {
  background: linear-gradient(180deg, #f8f3e8 0%, #eee6d6 100%);
  border: 1.5px solid #d5cab8;
  color: #1c1917;
  box-shadow: 0 10px 24px -6px rgba(68, 52, 34, 0.16), inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.gcc-rooms--vintage_radio.gcc-chassis--theme_inherit {
  background: var(--gcc-surface);
  border: 1px solid var(--gcc-border);
  color: var(--gcc-text);
}

/* Tuner Frequency Display Bar */
.gcc-tuner-display {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding: 9px 14px;
  border-radius: calc(var(--gcc-radius) * 0.55);
  margin-bottom: 14px;
  font-family: var(--gcc-font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  position: relative;
  overflow: hidden;
}

.gcc-chassis--studio_anthracite .gcc-tuner-display {
  background: #090b0d;
  border: 1px solid #2b2f38;
  color: #fbbf24;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.85);
}

.gcc-chassis--bakelite_ivory .gcc-tuner-display {
  background: #221f1b;
  border: 1px solid #574f45;
  color: #fde68a;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.65);
}

.gcc-chassis--theme_inherit .gcc-tuner-display {
  background: var(--gcc-surface-alt);
  border: 1px solid var(--gcc-border);
  color: var(--gcc-primary);
}

.gcc-tuner-scale {
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0.55;
}

.gcc-tuner-tick {
  width: 1px;
  height: 7px;
  background: currentColor;
}

.gcc-tuner-tick.is-tall {
  height: 12px;
  width: 2px;
  opacity: 0.9;
}

.gcc-tuner-onair {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}

.gcc-tuner-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 8px #10b981;
}

/* Tactile Radio Channel Button */
.gcc-rooms--vintage_radio .gcc-channel-tile {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 12px 13px;
  border-radius: calc(var(--gcc-radius) * 0.72);
  text-decoration: none !important;
  position: relative;
  min-height: 108px;
  transition: transform 0.12s ease, box-shadow 0.16s ease, border-color 0.16s ease, background 0.16s ease;
}

.gcc-chassis--studio_anthracite .gcc-channel-tile {
  background: linear-gradient(180deg, #272a33 0%, #1d2027 100%);
  border: 1px solid #393d49;
  color: #e5e7eb;
  box-shadow: 0 3px 0 #0d0f13, inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.gcc-chassis--studio_anthracite .gcc-channel-tile:hover {
  border-color: #f59e0b;
  transform: translateY(-1px);
}

.gcc-chassis--studio_anthracite .gcc-channel-tile:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 #0d0f13;
}

.gcc-chassis--studio_anthracite .gcc-channel-tile.is-active {
  background: linear-gradient(180deg, #3b2814 0%, #271a0d 100%);
  border-color: #f59e0b;
  color: #ffffff;
  box-shadow: 0 0 0 1px rgba(245, 158, 11, 0.45), 0 6px 18px rgba(245, 158, 11, 0.22), inset 0 1px 0 rgba(255, 214, 153, 0.2);
}

.gcc-chassis--bakelite_ivory .gcc-channel-tile {
  background: linear-gradient(180deg, #ffffff 0%, #f3ece0 100%);
  border: 1px solid #cfc4b2;
  color: #1c1917;
  box-shadow: 0 3px 0 #c0b39e, inset 0 1px 0 #ffffff;
}

.gcc-chassis--bakelite_ivory .gcc-channel-tile:hover {
  border-color: var(--gcc-primary);
  transform: translateY(-1px);
}

.gcc-chassis--bakelite_ivory .gcc-channel-tile:active {
  transform: translateY(2px);
  box-shadow: 0 1px 0 #c0b39e;
}

.gcc-chassis--bakelite_ivory .gcc-channel-tile.is-active {
  background: linear-gradient(180deg, var(--gcc-primary) 0%, #5c2808 100%);
  border-color: var(--gcc-primary);
  color: #ffffff;
  box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.35), 0 2px 8px rgba(120, 53, 15, 0.35);
}

.gcc-chassis--theme_inherit .gcc-channel-tile {
  background: var(--gcc-surface-alt);
  border: 1px solid var(--gcc-border);
  color: var(--gcc-text);
  box-shadow: 0 2px 0 var(--gcc-border);
}

.gcc-chassis--theme_inherit .gcc-channel-tile.is-active {
  background: var(--gcc-primary);
  border-color: var(--gcc-primary);
  color: #ffffff;
}

.gcc-rooms--vintage_radio .gcc-channel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  margin-bottom: 8px;
}

.gcc-rooms--vintage_radio .gcc-channel-freq {
  font-family: var(--gcc-font-nav);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: var(--gcc-nav-transform);
  opacity: 0.78;
}

.gcc-channel-led {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(148, 163, 184, 0.35);
  border: 1px solid rgba(0, 0, 0, 0.25);
  flex-shrink: 0;
}

.gcc-channel-tile.is-active .gcc-channel-led {
  background: #f59e0b;
  border-color: #fef3c7;
  box-shadow: 0 0 8px #f59e0b, 0 0 14px rgba(245, 158, 11, 0.7);
}

.gcc-rooms--vintage_radio .gcc-channel-mid {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 4px;
}

.gcc-rooms--vintage_radio .gcc-channel-icon {
  font-size: 19px;
  line-height: 1;
  flex-shrink: 0;
}

.gcc-rooms--vintage_radio .gcc-channel-name {
  font-family: var(--gcc-font-heading);
  font-size: calc(14px * var(--gcc-heading-scale));
  font-weight: 700;
  line-height: 1.25;
}

.gcc-rooms--vintage_radio .gcc-channel-desc {
  font-size: 11px;
  opacity: 0.72;
  line-height: 1.3;
  margin-top: 2px;
}

/* Salon-Trenner im Funk-Deck */
.gcc-salon-divider {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px dashed rgba(148, 163, 184, 0.35);
}

.gcc-salon-heading {
  font-family: var(--gcc-font-nav);
  font-size: 11px;
  font-weight: 600;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.08em;
  opacity: 0.8;
  margin-bottom: 8px;
  display: block;
}

/* Compact bar salon pills */
.gcc-rooms--compact_bar .gcc-salon-list {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.gcc-rooms--compact_bar .gcc-salon-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 6px;
  font-family: var(--gcc-font-nav);
  font-size: 12px;
  font-weight: 500;
  text-decoration: none !important;
  background: var(--gcc-surface-alt);
  color: var(--gcc-text-muted);
  border: 1px solid var(--gcc-border);
}

.gcc-rooms--compact_bar .gcc-salon-pill.is-active {
  background: var(--gcc-text);
  color: #ffffff;
  border-color: var(--gcc-text);
}

/* ==========================================================================
   4. BETTER MESSAGES WIDGET THEME BRIDGE & OPTIONAL ROOM-LIST GRID
   ========================================================================== */
.gcc-bm-theme-bridge {
  font-family: var(--gcc-bm-font);
  --bm-main-color: var(--gcc-bm-accent);
  --bm-bg-color: var(--gcc-bm-bg);
  --bm-text-color: var(--gcc-bm-text);
  --bm-border-radius: var(--gcc-bm-radius);
}

.gcc-bm-theme-bridge .bp-messages-wrap,
.gcc-bm-theme-bridge .bp-messages-wrap * {
  font-family: var(--gcc-bm-font);
}

.gcc-bm-theme-bridge .bp-messages-wrap {
  background-color: var(--gcc-bm-bg) !important;
  color: var(--gcc-bm-text) !important;
  border-radius: var(--gcc-bm-radius) !important;
  border: 1px solid var(--gcc-border) !important;
  overflow: hidden;
}

.gcc-bm-theme-bridge .bp-messages-wrap .bm-reply-area .bm-send-btn,
.gcc-bm-theme-bridge .bp-messages-wrap button.bm-button {
  background-color: var(--gcc-bm-accent) !important;
  border-color: var(--gcc-bm-accent) !important;
  border-radius: calc(var(--gcc-bm-radius) * 0.7) !important;
  font-family: var(--gcc-font-nav);
}

.gcc-bm-theme-bridge .bp-messages-wrap .bm-message.bm-is-mine .bm-message-content {
  background-color: var(--gcc-bm-bubble-self-bg) !important;
  color: var(--gcc-bm-bubble-self-text) !important;
  border-radius: var(--gcc-bm-radius) !important;
}

.gcc-bm-theme-bridge .bp-messages-wrap .bm-message:not(.bm-is-mine) .bm-message-content {
  background-color: var(--gcc-bm-bubble-other-bg) !important;
  color: var(--gcc-bm-bubble-other-text) !important;
  border-radius: var(--gcc-bm-radius) !important;
}

/* Optional: Convert Better Messages Thread/Room List into 2 / 3 / 4 Column Grid */
.gcc-bm-theme-bridge.gcc-bm-grid-mode .bp-messages-threads-wrapper .bm-threads-list,
.gcc-bm-theme-bridge.gcc-bm-grid-mode .bm-chats-list {
  display: grid !important;
  grid-template-columns: repeat(var(--gcc-chat-cols-mobile, 2), minmax(0, 1fr)) !important;
  gap: 10px !important;
  padding: 12px !important;
}

@media (min-width: 640px) {
  .gcc-bm-theme-bridge.gcc-bm-grid-mode .bp-messages-threads-wrapper .bm-threads-list,
  .gcc-bm-theme-bridge.gcc-bm-grid-mode .bm-chats-list {
    grid-template-columns: repeat(var(--gcc-chat-cols-tablet, 3), minmax(0, 1fr)) !important;
  }
}

@media (min-width: 1024px) {
  .gcc-bm-theme-bridge.gcc-bm-grid-mode .bp-messages-threads-wrapper .bm-threads-list,
  .gcc-bm-theme-bridge.gcc-bm-grid-mode .bm-chats-list {
    grid-template-columns: repeat(var(--gcc-chat-cols-desktop, 4), minmax(0, 1fr)) !important;
  }
}

.gcc-bm-theme-bridge.gcc-bm-grid-mode .bm-thread-item,
.gcc-bm-theme-bridge.gcc-bm-grid-mode .bm-chat-item {
  border: 1px solid var(--gcc-border) !important;
  border-radius: var(--gcc-bm-radius) !important;
  padding: 12px !important;
  background: var(--gcc-surface-alt) !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: space-between !important;
}

/* ==========================================================================
   5. 21ST FUNK-POPUP (NO-RELOAD MODAL / SIDE-DRAWER / BOTTOM-SHEET & PILL)
   ========================================================================== */
html.gcc-funk-locked,
html.gcc-funk-locked body {
  overflow: hidden !important;
}

.gcc-funk-overlay {
  position: fixed;
  inset: 0;
  z-index: 99990;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0;
  font-family: var(--gcc-font-body);
}

@media (min-width: 640px) {
  .gcc-funk-overlay.is-modal {
    align-items: center;
    padding: 20px;
  }
  .gcc-funk-overlay.is-drawer {
    align-items: stretch;
    justify-content: flex-end;
    padding: 0;
  }
}

.gcc-funk-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.68);
  backdrop-filter: blur(4px);
}

.gcc-funk-dialog {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 90vh;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: var(--gcc-radius) var(--gcc-radius) 0 0;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.38);
  animation: gccFunkSlideUp 0.22s ease-out;
}

@media (min-width: 640px) {
  .gcc-funk-dialog.is-modal {
    max-width: 880px;
    height: min(86vh, 760px);
    border-radius: var(--gcc-radius);
    animation: gccFunkScaleIn 0.2s ease-out;
  }
  .gcc-funk-dialog.is-drawer {
    max-width: 520px;
    width: 100%;
    height: 100vh;
    max-height: 100vh;
    border-radius: 0;
    animation: gccFunkSlideLeft 0.22s ease-out;
  }
}

@keyframes gccFunkSlideUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes gccFunkScaleIn {
  from { opacity: 0; transform: scale(0.96); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes gccFunkSlideLeft {
  from { opacity: 0; transform: translateX(36px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Chassis Themes */
.gcc-funk-chassis--studio_anthracite .gcc-funk-dialog {
  background: #18181b;
  color: #f4f4f5;
  border: 1px solid #3f3f46;
}

.gcc-funk-chassis--bakelite_ivory .gcc-funk-dialog {
  background: #f5efe6;
  color: #1c1917;
  border: 1px solid #d6cbb8;
}

.gcc-funk-chassis--theme_inherit .gcc-funk-dialog {
  background: var(--gcc-surface);
  color: var(--gcc-text);
  border: 1px solid var(--gcc-border);
}

/* Header */
.gcc-funk-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.22);
}

.gcc-funk-chassis--studio_anthracite .gcc-funk-header {
  background: linear-gradient(180deg, #27272a 0%, #18181b 100%);
  border-bottom-color: #3f3f46;
}

.gcc-funk-chassis--bakelite_ivory .gcc-funk-header {
  background: linear-gradient(180deg, #fdfbf7 0%, #ede4d3 100%);
  border-bottom-color: #d6cbb8;
}

.gcc-funk-header-left {
  min-width: 0;
  flex: 1;
}

.gcc-funk-status-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}

.gcc-funk-onair {
  display: inline-flex;
  align-items: center;
  font-family: var(--gcc-font-nav);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: var(--gcc-nav-transform);
  padding: 2px 8px;
  border-radius: 4px;
  background: #064e3b;
  color: #34d399;
  border: 1px solid rgba(52, 211, 153, 0.4);
}

.gcc-funk-freq {
  font-family: var(--gcc-font-nav);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  opacity: 0.8;
}

.gcc-funk-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.gcc-funk-icon {
  font-size: 20px;
  line-height: 1;
}

.gcc-funk-title {
  margin: 0;
  font-family: var(--gcc-font-heading);
  font-size: calc(18px * var(--gcc-heading-scale));
  font-weight: 700;
  line-height: 1.25;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.gcc-funk-presence {
  margin-top: 4px;
  font-size: 11px;
  opacity: 0.78;
}

.gcc-funk-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.gcc-funk-ctrl-btn {
  min-width: 40px;
  height: 40px;
  padding: 0 10px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.3);
  background: rgba(148, 163, 184, 0.12);
  color: inherit;
  font-size: 20px;
  line-height: 1;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.15s ease, background-color 0.15s ease;
}

.gcc-funk-ctrl-btn:hover {
  background: rgba(245, 158, 11, 0.22);
  border-color: var(--gcc-accent);
}

.gcc-funk-close-btn:hover {
  background: rgba(239, 68, 68, 0.22);
  border-color: #ef4444;
}

/* Editorial Toolbar / Themen-Impuls & Quiz-Brücke */
.gcc-funk-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 18px;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
  font-size: 12px;
}

.gcc-funk-chassis--studio_anthracite .gcc-funk-toolbar {
  background: #09090b;
  border-bottom-color: #27272a;
}

.gcc-funk-chassis--bakelite_ivory .gcc-funk-toolbar {
  background: #ede4d3;
  border-bottom-color: #d6cbb8;
}

.gcc-funk-chassis--theme_inherit .gcc-funk-toolbar {
  background: var(--gcc-surface-alt);
  border-bottom-color: var(--gcc-border);
}

.gcc-funk-prompt-wrap {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  flex: 1;
  min-width: 200px;
}

.gcc-funk-prompt-label {
  font-family: var(--gcc-font-nav);
  font-size: 10px;
  font-weight: 700;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.08em;
  padding: 2px 7px;
  border-radius: 4px;
  background: var(--gcc-primary);
  color: #ffffff;
}

.gcc-funk-prompt-text {
  font-family: var(--gcc-font-heading);
  font-style: italic;
  font-size: 13px;
  line-height: 1.35;
}

.gcc-funk-quiz-btn {
  min-height: 36px;
  padding: 7px 14px;
  border-radius: 8px;
  border: 1px solid var(--gcc-accent);
  background: var(--gcc-primary);
  color: #ffffff;
  font-family: var(--gcc-font-nav);
  font-size: 12px;
  font-weight: 600;
  text-transform: var(--gcc-nav-transform);
  letter-spacing: 0.04em;
  cursor: pointer;
  white-space: nowrap;
  transition: opacity 0.15s ease;
}

.gcc-funk-quiz-btn:hover {
  opacity: 0.92;
}

/* Body & Iframe */
.gcc-funk-body {
  position: relative;
  flex: 1;
  min-height: 0;
  background: var(--gcc-bm-bg, #ffffff);
}

.gcc-funk-loader {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--gcc-surface-alt, #f8fafc);
  color: var(--gcc-text-muted, #64748b);
  font-size: 13px;
  font-weight: 600;
}

.gcc-funk-spinner {
  width: 28px;
  height: 28px;
  border: 3px solid var(--gcc-border, #e2e8f0);
  border-top-color: var(--gcc-primary, #92400e);
  border-radius: 50%;
  animation: gccSpin 0.8s linear infinite;
}

@keyframes gccSpin {
  to { transform: rotate(360deg); }
}

.gcc-funk-iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* Floating Walkie-Talkie Minimized Pill */
.gcc-funk-pill {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 99985;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px 6px 14px;
  border-radius: 9999px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
  border: 1px solid var(--gcc-accent);
  font-family: var(--gcc-font-nav);
  font-size: 12px;
  font-weight: 600;
}

.gcc-funk-pill.gcc-funk-chassis--studio_anthracite {
  background: #18181b;
  color: #fde68a;
}

.gcc-funk-pill.gcc-funk-chassis--bakelite_ivory {
  background: #fdfbf7;
  color: #1c1917;
}

.gcc-funk-pill.gcc-funk-chassis--theme_inherit {
  background: var(--gcc-primary);
  color: #ffffff;
}

.gcc-funk-pill-open {
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 0;
}

.gcc-funk-pill-close {
  width: 32px;
  height: 32px;
  border-radius: 9999px;
  border: 0;
  background: rgba(148, 163, 184, 0.2);
  color: inherit;
  font-size: 18px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* Isolated Iframe Body inside ?gcc_funk_channel=... */
body.gcc-funk-frame-body {
  margin: 0 !important;
  padding: 14px !important;
  background: var(--gcc-bm-bg, #ffffff) !important;
  color: var(--gcc-text, #0f172a) !important;
  min-height: 100vh;
  box-sizing: border-box;
}

body.gcc-funk-frame-body .gcc-logged-bar {
  margin-bottom: 12px;
}

body.gcc-funk-frame-body .gcc-login-card {
  margin: 12px auto;
}

body.gcc-funk-frame-body .gcc-21st-wrapper,
body.gcc-funk-frame-body .gcc-room-nav {
  display: none !important;
}

/* ==========================================================================
   6. DIETER RAMS / BRAUN WELTEMPFAENGER FUNKTIONALISMUS (SK4 LIGHT & T1000 DARK)
   ========================================================================== */
.gcc-rams-grille {
  height: 16px;
  width: 100%;
  margin-bottom: 14px;
  border-radius: 2px;
  background-image: radial-gradient(circle, rgba(26, 26, 24, 0.28) 1.1px, transparent 1.25px);
  background-size: 6px 6px;
}

.gcc-chassis--rams_t1000_dark .gcc-rams-grille {
  background-image: radial-gradient(circle, rgba(240, 237, 229, 0.24) 1.1px, transparent 1.25px);
}

/* SK4 Warm-Weiß */
.gcc-rooms--vintage_radio.gcc-chassis--rams_sk4_light {
  background: #F0EDE5;
  border: 1px solid #C8C4BA;
  border-radius: 4px;
  color: #1A1A18;
  box-shadow: none;
}

.gcc-chassis--rams_sk4_light .gcc-nav-overline {
  color: #E85D04;
  letter-spacing: 0.1em;
}

.gcc-chassis--rams_sk4_light .gcc-nav-current-title {
  color: #1A1A18;
}

.gcc-chassis--rams_sk4_light .gcc-nav-subtitle {
  color: #6E6D68;
}

.gcc-chassis--rams_sk4_light .gcc-tier-pill {
  background: #E4E1D8;
  border: 1px solid #C8C4BA;
  border-radius: 4px;
  color: #1A1A18;
  font-variant-numeric: tabular-nums;
}

.gcc-chassis--rams_sk4_light .gcc-tuner-display {
  background: #FFFFFF;
  border: 1px solid #C8C4BA;
  border-radius: 4px;
  color: #1A1A18;
  box-shadow: none;
  font-variant-numeric: tabular-nums;
}

.gcc-chassis--rams_sk4_light .gcc-tuner-dot {
  background: #2E7D32;
  box-shadow: none;
}

.gcc-chassis--rams_sk4_light .gcc-channel-tile {
  background: #E4E1D8;
  border: 1px solid #C8C4BA;
  border-radius: 4px;
  color: #1A1A18;
  box-shadow: none;
}

.gcc-chassis--rams_sk4_light .gcc-channel-tile:hover {
  background: #FFFFFF;
  border-color: #1A1A18;
  transform: none;
}

.gcc-chassis--rams_sk4_light .gcc-channel-tile:active {
  transform: none;
  box-shadow: none;
}

.gcc-chassis--rams_sk4_light .gcc-channel-tile.is-active {
  background: #FFFFFF;
  border: 1.5px solid #E85D04;
  color: #1A1A18;
  box-shadow: none;
}

.gcc-chassis--rams_sk4_light .gcc-channel-freq {
  font-family: var(--gcc-font-mono);
  font-variant-numeric: tabular-nums;
  color: #6E6D68;
  opacity: 1;
}

.gcc-chassis--rams_sk4_light .gcc-channel-led {
  width: 7px;
  height: 7px;
  background: #C8C4BA;
  border: none;
}

.gcc-chassis--rams_sk4_light .gcc-channel-tile.is-active .gcc-channel-led {
  background: #E85D04;
  box-shadow: none;
}

.gcc-chassis--rams_sk4_light .gcc-salon-divider {
  border-top: 1px solid #C8C4BA;
}

/* T1000 Anthrazit */
.gcc-rooms--vintage_radio.gcc-chassis--rams_t1000_dark {
  background: #2C2C2A;
  border: 1px solid #464642;
  border-radius: 4px;
  color: #F0EDE5;
  box-shadow: none;
}

.gcc-chassis--rams_t1000_dark .gcc-nav-overline {
  color: #E85D04;
  letter-spacing: 0.1em;
}

.gcc-chassis--rams_t1000_dark .gcc-nav-current-title {
  color: #F0EDE5;
}

.gcc-chassis--rams_t1000_dark .gcc-nav-subtitle {
  color: #9C9A92;
}

.gcc-chassis--rams_t1000_dark .gcc-tier-pill {
  background: #222220;
  border: 1px solid #464642;
  border-radius: 4px;
  color: #F0EDE5;
  font-variant-numeric: tabular-nums;
}

.gcc-chassis--rams_t1000_dark .gcc-tuner-display {
  background: #161614;
  border: 1px solid #464642;
  border-radius: 4px;
  color: #F0EDE5;
  box-shadow: none;
  font-variant-numeric: tabular-nums;
}

.gcc-chassis--rams_t1000_dark .gcc-tuner-dot {
  background: #2E7D32;
  box-shadow: none;
}

.gcc-chassis--rams_t1000_dark .gcc-channel-tile {
  background: #222220;
  border: 1px solid #464642;
  border-radius: 4px;
  color: #F0EDE5;
  box-shadow: none;
}

.gcc-chassis--rams_t1000_dark .gcc-channel-tile:hover {
  background: #161614;
  border-color: #9C9A92;
  transform: none;
}

.gcc-chassis--rams_t1000_dark .gcc-channel-tile:active {
  transform: none;
  box-shadow: none;
}

.gcc-chassis--rams_t1000_dark .gcc-channel-tile.is-active {
  background: #161614;
  border: 1.5px solid #E85D04;
  color: #FFFFFF;
  box-shadow: none;
}

.gcc-chassis--rams_t1000_dark .gcc-channel-freq {
  font-family: var(--gcc-font-mono);
  font-variant-numeric: tabular-nums;
  color: #9C9A92;
  opacity: 1;
}

.gcc-chassis--rams_t1000_dark .gcc-channel-led {
  width: 7px;
  height: 7px;
  background: #464642;
  border: none;
}

.gcc-chassis--rams_t1000_dark .gcc-channel-tile.is-active .gcc-channel-led {
  background: #E85D04;
  box-shadow: none;
}

.gcc-chassis--rams_t1000_dark .gcc-salon-divider {
  border-top: 1px solid #464642;
}

/* Funk-Popup Dialog: Dieter Rams SK4 & T1000 */
.gcc-funk-chassis--rams_sk4_light .gcc-funk-dialog {
  background: #F0EDE5;
  color: #1A1A18;
  border: 1px solid #C8C4BA;
  border-radius: 4px;
  box-shadow: none;
}

.gcc-funk-chassis--rams_sk4_light .gcc-funk-header {
  background: #E4E1D8;
  border-bottom: 1px solid #C8C4BA;
}

.gcc-funk-chassis--rams_sk4_light .gcc-funk-onair {
  background: #FFFFFF;
  color: #2E7D32;
  border: 1px solid #2E7D32;
  border-radius: 4px;
}

.gcc-funk-chassis--rams_sk4_light .gcc-funk-ctrl-btn {
  border-radius: 4px;
  background: #FFFFFF;
  border: 1px solid #C8C4BA;
  color: #1A1A18;
}

.gcc-funk-chassis--rams_sk4_light .gcc-funk-ctrl-btn:hover {
  border-color: #E85D04;
  background: #FFFFFF;
}

.gcc-funk-chassis--rams_sk4_light .gcc-funk-toolbar {
  background: #E4E1D8;
  border-bottom: 1px solid #C8C4BA;
}

.gcc-funk-chassis--rams_t1000_dark .gcc-funk-dialog {
  background: #2C2C2A;
  color: #F0EDE5;
  border: 1px solid #464642;
  border-radius: 4px;
  box-shadow: none;
}

.gcc-funk-chassis--rams_t1000_dark .gcc-funk-header {
  background: #222220;
  border-bottom: 1px solid #464642;
}

.gcc-funk-chassis--rams_t1000_dark .gcc-funk-onair {
  background: #161614;
  color: #2E7D32;
  border: 1px solid #2E7D32;
  border-radius: 4px;
}

.gcc-funk-chassis--rams_t1000_dark .gcc-funk-ctrl-btn {
  border-radius: 4px;
  background: #161614;
  border: 1px solid #464642;
  color: #F0EDE5;
}

.gcc-funk-chassis--rams_t1000_dark .gcc-funk-ctrl-btn:hover {
  border-color: #E85D04;
  background: #222220;
}

.gcc-funk-chassis--rams_t1000_dark .gcc-funk-toolbar {
  background: #222220;
  border-bottom: 1px solid #464642;
}

/* Funk-Iframe Body Braun overrides */
body.gcc-funk-frame--rams_sk4_light {
  background: #F0EDE5 !important;
  color: #1A1A18 !important;
}

body.gcc-funk-frame--rams_sk4_light .gcc-login-card,
body.gcc-funk-frame--rams_sk4_light .gcc-logged-bar {
  background: #FFFFFF;
  border: 1px solid #C8C4BA;
  border-radius: 4px;
  box-shadow: none;
}

body.gcc-funk-frame--rams_sk4_light .gcc-btn-submit {
  background: #E85D04;
  border-radius: 4px;
  box-shadow: none;
}

body.gcc-funk-frame--rams_t1000_dark {
  background: #2C2C2A !important;
  color: #F0EDE5 !important;
}

body.gcc-funk-frame--rams_t1000_dark .gcc-login-card,
body.gcc-funk-frame--rams_t1000_dark .gcc-logged-bar {
  background: #222220;
  border: 1px solid #464642;
  color: #F0EDE5;
  border-radius: 4px;
  box-shadow: none;
}

body.gcc-funk-frame--rams_t1000_dark .gcc-form-input,
body.gcc-funk-frame--rams_t1000_dark .gcc-form-select {
  background: #161614;
  border-color: #464642;
  color: #F0EDE5;
  border-radius: 4px;
}

body.gcc-funk-frame--rams_t1000_dark .gcc-btn-submit {
  background: #E85D04;
  border-radius: 4px;
  box-shadow: none;
}