/* ==========================================================================
   GhostGab — brand theme (dark navy, purple → cyan accents)
   ========================================================================== */

/* --- CSS Custom Properties --- */
:root {
  /* Surfaces: dark navy/black from the brand kit, with softly lifted cards */
  --bg-primary: #0e0b1a;
  --bg-secondary: #171327;
  --bg-tertiary: #1e1833;
  --bg-hover: #272040;
  --border-color: #2a2342;
  --border-soft: rgba(179, 136, 255, 0.14);
  --text-primary: #f2f0f7;
  --text-secondary: #b8b4c8;
  --text-muted: #807a95;
  /* Purple → cyan accent system */
  --accent-purple: #7c4dff;
  --accent-purple-hover: #915cff;
  --accent-purple-light: #b388ff;
  --accent-cyan: #00e5ff;
  --accent-green: #00c853;
  --accent-red: #ff4d6d;
  --heading-font: "Sora", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --chat-font: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono-font: "JetBrains Mono", "Consolas", "Courier New", monospace;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow: 0 8px 30px rgba(6, 4, 15, 0.55);
  /* Soft, restrained glows */
  --glow-purple: 0 0 0 1px rgba(124, 77, 255, 0.45), 0 6px 18px rgba(124, 77, 255, 0.28);
  --glow-cyan: 0 0 0 1px rgba(0, 229, 255, 0.35), 0 6px 16px rgba(0, 229, 255, 0.18);
  --transition: 160ms ease;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--chat-font);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

/* Lock the page to the viewport so the chat scrolls internally (Twitch-like) */
body:not(.obs-mode) {
  height: 100vh;
  overflow: hidden;
}

/* Subtle atmospheric brand glow behind the app (never shown in OBS Mode) */
body:not(.obs-mode)::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(1000px 560px at 50% -8%, rgba(124, 77, 255, 0.16), transparent 62%),
    radial-gradient(760px 460px at 100% 8%, rgba(0, 229, 255, 0.07), transparent 60%);
}

body:not(.obs-mode) .app {
  height: 100vh;
  max-height: 100vh;
  overflow: hidden;
}

/* Let flex children shrink so nested scroll areas work, and pin the grid
   row to the viewport so the controls column can't stretch the page */
body:not(.obs-mode) .main {
  min-height: 0;
  grid-template-rows: minmax(0, 1fr);
}

body:not(.obs-mode) .chat-panel {
  min-height: 0;
}

/* Controls scroll on their own so accordions are never cut off */
body:not(.obs-mode) .controls-panel {
  align-self: stretch;
  max-height: 100%;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
}

/* --- App Layout --- */
.app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem;
}

.header {
  text-align: center;
  padding: 1.5rem 1rem 1rem;
}

.header__brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.header__logo {
  height: 2.6rem;
  width: auto;
  display: block;
  flex-shrink: 0;
  filter: drop-shadow(0 0 10px rgba(124, 77, 255, 0.45));
}

.header__title {
  font-family: var(--heading-font);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(95deg, var(--accent-purple-light) 0%, var(--accent-purple) 45%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--accent-purple-light);
}

.header__subtitle {
  font-size: 0.9rem;
  margin-top: 0.3rem;
  letter-spacing: 0.01em;
}

.header__subtitle-lead {
  color: var(--text-secondary);
}

.header__subtitle-accent {
  color: var(--accent-purple-light);
  font-weight: 600;
}

.main {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 1rem;
  flex: 1;
}

/* --- Chat Panel --- */
.chat-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-secondary);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  min-height: 480px;
}

.chat-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
}

.chat-panel__header-right {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.chat-panel__viewer-count {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(0, 229, 255, 0.12);
  border: 1px solid rgba(0, 229, 255, 0.22);
  color: var(--accent-cyan);
  white-space: nowrap;
}

.chat-panel__viewer-count--disabled {
  opacity: 0.55;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.06);
}

.chat-panel__meta {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
}

.chat-panel__label {
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  flex-shrink: 0;
}

.chat-panel__game-mode {
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(124, 77, 255, 0.18);
  border: 1px solid rgba(124, 77, 255, 0.3);
  color: var(--accent-purple-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

.chat-panel__phase {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.chat-panel__phase--opening {
  color: #ffb74d;
  background: rgba(255, 183, 77, 0.12);
}

.chat-panel__phase--normal {
  color: var(--accent-green);
  background: rgba(0, 200, 83, 0.12);
}

.sub-game-group {
  margin-top: 0.75rem;
}

.sub-game-group--hidden {
  display: none;
}

.sub-game-group__empty {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
}

/* Game selection button groups (OBS-friendly) */
.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.35rem;
}

.button-group__btn {
  min-height: 40px;
  min-width: 44px;
  padding: 0.55rem 0.85rem;
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  user-select: none;
}

.button-group__btn:hover:not(.button-group__btn--active) {
  background: var(--bg-hover);
  border-color: rgba(179, 136, 255, 0.45);
}

.button-group__btn:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 2px;
}

.button-group__btn--active {
  background: linear-gradient(135deg, rgba(124, 77, 255, 0.32), rgba(0, 229, 255, 0.16));
  border-color: var(--accent-purple);
  color: #fff;
  box-shadow: var(--glow-purple);
}

.button-group__btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.button-group__btn:disabled:hover {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
}

.control-label--spaced {
  margin-top: 0.25rem;
}

.select:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.chat-panel__status {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: var(--bg-hover);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.chat-panel__status--live {
  background: rgba(0, 200, 83, 0.15);
  color: var(--accent-green);
}

/* Scrollable chat window */
.chat-window {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 0.75rem 0;
  scroll-behavior: smooth;
}

/* Custom scrollbar (Twitch-like) */
.chat-window::-webkit-scrollbar {
  width: 8px;
}

.chat-window::-webkit-scrollbar-track {
  background: transparent;
}

.chat-window::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

.chat-window::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* "New messages" indicator — shown when new chat arrives while scrolled up */
.new-messages-btn {
  position: absolute;
  left: 50%;
  bottom: 0.85rem;
  transform: translateX(-50%);
  z-index: 5;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.85rem;
  font-family: inherit;
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  background: var(--accent-purple);
  border: none;
  border-radius: 999px;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(6, 4, 15, 0.5), 0 0 12px rgba(124, 77, 255, 0.35);
  transition: background var(--transition), opacity var(--transition), box-shadow var(--transition);
}

.new-messages-btn:hover {
  background: var(--accent-purple-hover);
  box-shadow: var(--glow-purple);
}

.new-messages-btn[hidden] {
  display: none;
}

.new-messages-btn__arrow {
  font-size: 0.85rem;
  line-height: 1;
}

/* Empty state */
.chat-window__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.9rem;
  height: 100%;
  min-height: 200px;
  color: var(--text-muted);
  font-size: 0.9rem;
  padding: 2rem;
  text-align: center;
}

.chat-window__empty-icon {
  width: clamp(64px, 22%, 112px);
  height: auto;
  opacity: 0.14;
  filter: drop-shadow(0 0 18px rgba(124, 77, 255, 0.35))
    drop-shadow(0 0 26px rgba(0, 229, 255, 0.18));
  user-select: none;
  pointer-events: none;
}

.chat-window__empty-text {
  max-width: 22rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Keep the overlay clean over gameplay if chat starts empty */
body.obs-mode .chat-window__empty {
  display: none;
}

/* Individual chat message */
.chat-message {
  padding: 0.15rem 1rem;
  font-size: 0.875rem;
  line-height: 1.4;
  word-wrap: break-word;
}

.chat-message:hover {
  background: rgba(255, 255, 255, 0.03);
}

.chat-message__timestamp {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-right: 0.4rem;
  font-family: var(--mono-font);
}

.chat-message__username {
  font-weight: 700;
  margin-right: 0.35rem;
}

.chat-message__personality {
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-muted);
  margin-right: 0.35rem;
  opacity: 0.75;
}

body.hide-personality-labels .chat-message__personality {
  display: none;
}

.chat-message__text {
  color: var(--text-primary);
}

.chat-message__mention {
  color: var(--accent-purple-light);
  font-weight: 600;
}

/* --- Controls Panel --- */
.controls-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: var(--shadow);
  align-self: start;
}

.controls-panel__title {
  font-family: var(--heading-font);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  margin-bottom: 0.75rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--border-color);
}

/* --- Accordion --- */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.accordion__section {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: var(--bg-tertiary);
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.accordion__section--open {
  border-color: rgba(124, 77, 255, 0.35);
  box-shadow: inset 0 0 0 1px rgba(124, 77, 255, 0.08);
}

.accordion__header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}

.accordion__header:hover,
.accordion__header:focus-visible {
  background: var(--bg-hover);
  color: #fff;
  outline: none;
}

.accordion__header:focus-visible {
  box-shadow: inset 0 0 0 2px var(--accent-purple);
}

.accordion__title {
  flex: 1;
  min-width: 0;
}

.accordion__meta {
  font-size: 0.72rem;
  font-weight: 700;
  font-family: var(--mono-font);
  color: var(--accent-purple-light);
  flex-shrink: 0;
}

.accordion__chevron {
  width: 0.45rem;
  height: 0.45rem;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  transition: transform 0.25s ease, border-color var(--transition);
  flex-shrink: 0;
  margin-top: -0.15rem;
}

.accordion__section--open .accordion__chevron {
  transform: rotate(-135deg);
  margin-top: 0.15rem;
  border-color: var(--accent-purple);
}

.accordion__header:hover .accordion__chevron,
.accordion__header:focus-visible .accordion__chevron {
  border-color: var(--accent-purple);
}

.accordion__body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.28s ease;
}

.accordion__section--open .accordion__body {
  grid-template-rows: 1fr;
}

.accordion__body-inner {
  overflow: hidden;
  padding: 0 0.75rem;
  opacity: 0;
  transition: opacity 0.22s ease, padding 0.28s ease;
}

.accordion__section--open .accordion__body-inner {
  padding: 0 0.75rem 0.75rem;
  opacity: 1;
}

.control-group {
  margin-bottom: 1.25rem;
}

.control-group--flush {
  margin-bottom: 0;
}

.control-group:last-child {
  margin-bottom: 0;
}

.control-group__heading {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.control-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.control-value {
  color: var(--accent-purple);
  font-weight: 700;
  font-family: var(--mono-font);
}

.control-hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-bottom: 0.6rem;
}

.control-hint:last-child {
  margin-bottom: 0;
  margin-top: 0.45rem;
}

/* Game mode select */
.select {
  width: 100%;
  padding: 0.55rem 0.75rem;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: border-color var(--transition), background-color var(--transition);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23adadb8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2rem;
}

.select:hover {
  background-color: var(--bg-hover);
}

.select:focus {
  outline: none;
  border-color: var(--accent-purple);
}

/* Text inputs (streamer profile) */
.text-input {
  width: 100%;
  padding: 0.55rem 0.75rem;
  font-family: inherit;
  font-size: 0.85rem;
  color: var(--text-primary);
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition), background-color var(--transition);
}

.text-input::placeholder {
  color: var(--text-muted);
  opacity: 0.7;
}

.text-input:hover {
  background-color: var(--bg-hover);
}

.text-input:focus {
  outline: none;
  border-color: var(--accent-purple);
  background-color: var(--bg-hover);
}

.text-input--number {
  -moz-appearance: textfield;
}

.text-input--number::-webkit-outer-spin-button,
.text-input--number::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.control-label__optional {
  font-weight: 400;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.profile-actions {
  margin-top: 0.75rem;
}

.profile-status {
  font-size: 0.72rem;
  color: var(--accent-green);
  margin-top: 0.45rem;
}

.profile-status--error {
  color: #ffb74d;
}

/* Buttons */
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.btn {
  flex: 1;
  min-width: 90px;
  padding: 0.6rem 0.75rem;
  border: none;
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), opacity var(--transition), box-shadow var(--transition), transform var(--transition);
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn--primary {
  background: var(--accent-purple);
  color: #fff;
  box-shadow: 0 2px 10px rgba(124, 77, 255, 0.28);
}

.btn--primary:hover:not(:disabled) {
  background: var(--accent-purple-hover);
  box-shadow: var(--glow-purple);
}

.btn--primary:active:not(:disabled) {
  transform: translateY(1px);
}

.btn--secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn--secondary:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: rgba(179, 136, 255, 0.35);
}

.btn--danger {
  background: transparent;
  color: var(--accent-red);
  border: 1px solid rgba(255, 77, 109, 0.55);
}

.btn--danger:hover:not(:disabled) {
  background: rgba(255, 77, 109, 0.12);
  border-color: var(--accent-red);
}

/* Frequency slider */
.slider {
  width: 100%;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--bg-tertiary);
  border-radius: 3px;
  outline: none;
  cursor: pointer;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-purple);
  cursor: pointer;
  border: 2px solid var(--bg-primary);
  box-shadow: 0 0 8px rgba(124, 77, 255, 0.5);
  transition: transform var(--transition);
}

.slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-purple);
  cursor: pointer;
  border: 2px solid var(--bg-primary);
}

.slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* Category checkboxes */
.category-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.category-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.6rem;
  border-radius: var(--radius-sm);
  background: var(--bg-tertiary);
  cursor: pointer;
  transition: background var(--transition);
  font-size: 0.85rem;
}

.category-item:hover {
  background: var(--bg-hover);
}

.category-item__input {
  accent-color: var(--accent-purple);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.category-item__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* OBS mode toggle */
.toggle-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  font-size: 0.85rem;
}

.toggle-row__input {
  accent-color: var(--accent-purple);
  width: 16px;
  height: 16px;
}

.toggle-row__label {
  font-weight: 600;
}

.toggle-row__hint {
  width: 100%;
  font-size: 0.75rem;
  color: var(--text-muted);
  padding-left: 1.5rem;
}

.toggle-row--compact {
  margin-top: 0.65rem;
}

.control-warning {
  font-size: 0.72rem;
  color: #ffb74d;
  margin-top: 0.45rem;
}

/* Footer */
.footer {
  text-align: center;
  padding: 1.25rem 1rem 0.5rem;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.footer code {
  background: var(--bg-tertiary);
  padding: 0.1rem 0.35rem;
  border-radius: var(--radius-sm);
  font-family: var(--mono-font);
  font-size: 0.7rem;
}

/* ==========================================================================
   OBS Mode — minimal overlay layout for Browser Source
   ========================================================================== */
body.obs-mode {
  background: transparent;
  height: 100vh;
  overflow: hidden;
}

body.obs-mode .header,
body.obs-mode .controls-panel,
body.obs-mode .footer {
  display: none;
}

body.obs-mode .app {
  max-width: none;
  padding: 0;
  min-height: 0;
  height: 100vh;
  max-height: 100vh;
  overflow: hidden;
}

body.obs-mode .main {
  display: block;
  flex: 1;
  min-height: 0;
  height: 100%;
}

body.obs-mode .chat-panel {
  border: none;
  border-radius: 0;
  box-shadow: none;
  min-height: 0;
  height: 100%;
  background: transparent;
}

body.obs-mode .chat-window {
  flex: 1;
  min-height: 0;
}

body.obs-mode .chat-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  flex-wrap: wrap;
  background: rgba(14, 11, 26, 0.45);
  border-bottom: 1px solid rgba(179, 136, 255, 0.14);
  padding: 0.5rem 0.75rem;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

body.obs-mode .chat-panel__meta {
  min-width: 0;
}

body.obs-mode .chat-panel__label {
  display: none;
}

body.obs-mode .chat-panel__game-mode {
  max-width: 160px;
}

body.obs-mode .chat-window {
  background: transparent;
}

/* Keep chat legible over bright gameplay without an opaque panel */
body.obs-mode .chat-message {
  text-shadow: 0 1px 3px rgba(6, 4, 15, 0.85);
}

/* Subtle exit control — visible only while OBS Mode is active */
.obs-exit-btn {
  display: none;
  position: fixed;
  top: 8px;
  right: 8px;
  z-index: 1000;
  padding: 0.25rem 0.5rem;
  font-family: var(--chat-font);
  font-size: 0.65rem;
  font-weight: 500;
  color: rgba(242, 240, 247, 0.6);
  background: rgba(14, 11, 26, 0.35);
  border: 1px solid rgba(179, 136, 255, 0.16);
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: 0.4;
  transition: opacity var(--transition), background var(--transition), color var(--transition);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.obs-exit-btn:hover,
.obs-exit-btn:focus-visible {
  opacity: 0.85;
  color: rgba(242, 240, 247, 0.95);
  background: rgba(14, 11, 26, 0.6);
  outline: none;
}

body.obs-mode .obs-exit-btn {
  display: block;
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 768px) {
  .main {
    grid-template-columns: 1fr;
  }

  /* On mobile, let the page scroll naturally and cap the chat window height */
  body:not(.obs-mode) .main {
    grid-template-rows: none;
  }

  body:not(.obs-mode) {
    height: auto;
    overflow: auto;
  }

  body:not(.obs-mode) .app {
    height: auto;
    max-height: none;
    overflow: visible;
  }

  body:not(.obs-mode) .controls-panel {
    max-height: none;
    overflow: visible;
  }

  body:not(.obs-mode) .chat-window {
    height: 60vh;
    max-height: 60vh;
    flex: none;
  }

  .controls-panel {
    order: -1;
  }

  .chat-panel {
    min-height: 360px;
  }

  .button-row {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}

/* Narrow mobile: let chat header badges wrap instead of overlapping */
@media (max-width: 430px) {
  .chat-panel__header {
    flex-wrap: wrap;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .chat-panel__meta {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.45rem;
  }

  .chat-panel__header-right {
    width: 100%;
    justify-content: flex-start;
    flex-wrap: wrap;
    gap: 0.45rem;
  }

  .chat-panel__game-mode {
    max-width: 160px;
  }
}

@media (max-width: 400px) {
  .header__title {
    font-size: 1.4rem;
  }

  .header__logo {
    height: 2rem;
  }

  .chat-message {
    font-size: 0.8rem;
  }
}