/* ============================================================
   MatrixMedia Widget Playground -- Styles
   ============================================================ */

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

:root {
  --pg-bg:        #0f0f1a;
  --pg-surface:   #181825;
  --pg-elevated:  #1e1e2e;
  --pg-border:    #2a2a3e;
  --pg-text:      #e2e8f0;
  --pg-text-sec:  #94a3b8;
  --pg-primary:   #6366f1;
  --pg-primary-h: #4f46e5;
  --pg-radius:    0.5rem;
  --pg-font:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
}

html, body { height: 100%; overflow: hidden; }

body {
  font-family: var(--pg-font);
  background: var(--pg-bg);
  color: var(--pg-text);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* --- Layout --- */
.pg-layout {
  display: flex;
  height: 100vh;
}

/* --- Config Panel (left) --- */
.pg-config {
  width: 300px;
  min-width: 300px;
  background: var(--pg-surface);
  border-right: 1px solid var(--pg-border);
  overflow-y: auto;
  padding: 1.25rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.pg-config__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--pg-primary);
  letter-spacing: -0.01em;
}

.pg-config__subtitle {
  font-size: 11px;
  color: var(--pg-text-sec);
  margin-top: 2px;
}

/* Config groups */
.pg-group {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.pg-group__heading {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--pg-text-sec);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--pg-border);
}

.pg-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.pg-field__label {
  font-size: 13px;
  color: var(--pg-text);
  white-space: nowrap;
}

/* Toggle switch */
.pg-toggle {
  position: relative;
  width: 32px;
  height: 18px;
  flex-shrink: 0;
}

.pg-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.pg-toggle__track {
  position: absolute;
  inset: 0;
  background: var(--pg-border);
  border-radius: 9px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.pg-toggle__track::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.2s ease;
}

.pg-toggle input:checked + .pg-toggle__track {
  background: var(--pg-primary);
}

.pg-toggle input:checked + .pg-toggle__track::after {
  transform: translateX(14px);
}

/* Color picker */
.pg-color {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pg-color__swatch {
  width: 24px;
  height: 24px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  padding: 0;
  background: none;
  -webkit-appearance: none;
}

.pg-color__swatch::-webkit-color-swatch-wrapper { padding: 0; }
.pg-color__swatch::-webkit-color-swatch { border: 1px solid rgba(255,255,255,0.15); border-radius: 4px; }
.pg-color__swatch::-moz-color-swatch { border: 1px solid rgba(255,255,255,0.15); border-radius: 4px; }

.pg-color__hex {
  font-size: 12px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  color: var(--pg-text-sec);
  min-width: 60px;
}

/* Range slider */
.pg-range {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.pg-range__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pg-range__value {
  font-size: 12px;
  font-family: 'SF Mono', 'Fira Code', monospace;
  color: var(--pg-primary);
  min-width: 36px;
  text-align: right;
}

.pg-range input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 4px;
  background: var(--pg-border);
  border-radius: 2px;
  outline: none;
}

.pg-range input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--pg-primary);
  border-radius: 50%;
  cursor: pointer;
}

.pg-range input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--pg-primary);
  border: none;
  border-radius: 50%;
  cursor: pointer;
}

/* Radio group */
.pg-radios {
  display: flex;
  gap: 4px;
}

.pg-radio {
  flex: 1;
}

.pg-radio input { display: none; }

.pg-radio__label {
  display: block;
  text-align: center;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 600;
  background: var(--pg-elevated);
  border: 1px solid var(--pg-border);
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
  color: var(--pg-text-sec);
}

.pg-radio input:checked + .pg-radio__label {
  background: var(--pg-primary);
  border-color: var(--pg-primary);
  color: #fff;
}

.pg-radio__label:hover {
  border-color: var(--pg-text-sec);
}

/* --- Main Area --- */
.pg-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Tab bar */
.pg-tabs {
  display: flex;
  gap: 0;
  background: var(--pg-surface);
  border-bottom: 1px solid var(--pg-border);
  padding: 0 1rem;
}

.pg-tab {
  padding: 0.75rem 1.25rem;
  font-size: 13px;
  font-weight: 600;
  color: var(--pg-text-sec);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
  font-family: var(--pg-font);
}

.pg-tab:hover { color: var(--pg-text); }

.pg-tab--active {
  color: var(--pg-primary);
  border-bottom-color: var(--pg-primary);
}

/* Tab content */
.pg-tab-content {
  flex: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

.pg-tab-pane { display: none; }
.pg-tab-pane--active { display: block; }

/* --- Preview Tab --- */
.pg-preview-wrap {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  min-height: 100%;
}

.pg-preview-frame {
  border: 1px solid var(--pg-border);
  border-radius: var(--pg-radius);
  overflow: hidden;
  background: #1e1e2e;
  position: relative;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

/* --- Mock Widget (inside preview) --- */
.mmw {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  gap: 0.75rem;
  height: 100%;
  font-family: var(--pg-font);
  overflow: hidden;
  position: relative;
}

/* Status bar */
.mmw-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: var(--mm-color-surface-elevated, #2a2a3e);
  border-radius: var(--pg-radius);
  font-size: 13px;
}

.mmw-live {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 2px 8px;
  background: #ef4444;
  color: #fff;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mmw-live__dot {
  width: 6px;
  height: 6px;
  background: #fff;
  border-radius: 50%;
  animation: mmw-pulse 1.5s ease-in-out infinite;
}

@keyframes mmw-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

.mmw-duration {
  color: var(--mm-color-text-secondary, #94a3b8);
  font-variant-numeric: tabular-nums;
}

.mmw-viewers {
  margin-left: auto;
  color: var(--mm-color-text-secondary, #94a3b8);
  font-size: 12px;
}

/* E2EE indicator */
.mmw-e2ee {
  display: none;
  align-items: center;
  gap: 0.25rem;
  align-self: center;
  padding: 2px 8px;
  background: var(--mm-color-surface-elevated, #2a2a3e);
  color: var(--mm-color-text-secondary, #94a3b8);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.mmw-e2ee--visible { display: inline-flex; }

/* Media area */
.mmw-media {
  flex: 1;
  min-height: 80px;
  border-radius: var(--pg-radius);
  background: var(--mm-color-surface-elevated, #2a2a3e);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

/* Audio visualizer bars */
.mmw-visualizer {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 3px;
  height: 100%;
  width: 100%;
  padding: 1rem;
}

.mmw-bar {
  width: 6px;
  border-radius: 3px 3px 0 0;
  animation: mmw-bar-bounce var(--bar-speed, 0.8s) ease-in-out infinite alternate;
}

@keyframes mmw-bar-bounce {
  0%   { height: var(--bar-min, 12%); }
  100% { height: var(--bar-max, 80%); }
}

/* Video placeholder */
.mmw-video-placeholder {
  width: 100%;
  height: 100%;
  display: none;
}

.mmw-video-placeholder canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* Controls */
.mmw-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mmw-volume {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.mmw-mute {
  background: none;
  border: none;
  color: var(--mm-color-text-secondary, #94a3b8);
  cursor: pointer;
  padding: 4px;
  font-size: 16px;
  line-height: 1;
  transition: color 0.15s;
}

.mmw-mute:hover { color: var(--mm-color-text, #e2e8f0); }

.mmw-vol-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 80px;
  height: 4px;
  background: var(--mm-color-surface-elevated, #2a2a3e);
  border-radius: 2px;
  outline: none;
}

.mmw-vol-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--mm-color-primary, #6366f1);
  border-radius: 50%;
  cursor: pointer;
}

.mmw-vol-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--mm-color-primary, #6366f1);
  border: none;
  border-radius: 50%;
  cursor: pointer;
}

/* Donate */
.mmw-donate-wrap {
  position: relative;
  margin-left: auto;
  display: none;
}

.mmw-donate-wrap--visible { display: block; }

.mmw-donate-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  padding: 0.5rem;
  font-size: 16px;
  font-weight: 700;
  background: var(--mm-color-primary, #6366f1);
  color: #fff;
  border: none;
  border-radius: var(--pg-radius);
  cursor: pointer;
  transition: background 0.15s;
  font-family: var(--pg-font);
}

.mmw-donate-btn:hover { background: var(--mm-color-primary-hover, #4f46e5); }

/* Donate popover */
.mmw-popover {
  display: none;
  position: absolute;
  bottom: calc(100% + 0.5rem);
  right: 0;
  width: 240px;
  background: var(--mm-color-surface-elevated, #2a2a3e);
  border-radius: var(--pg-radius);
  padding: 0.75rem;
  flex-direction: column;
  gap: 0.5rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  z-index: 20;
  animation: mmw-pop-in 0.15s ease-out;
}

.mmw-popover--open { display: flex; }

@keyframes mmw-pop-in {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.mmw-popover__title {
  font-size: 13px;
  font-weight: 600;
}

.mmw-popover__amounts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 4px;
}

.mmw-popover__amt {
  padding: 6px 2px;
  background: var(--mm-color-surface, #1e1e2e);
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--mm-color-text, #e2e8f0);
  font-size: 12px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  font-family: var(--pg-font);
  transition: background 0.15s, border-color 0.15s;
}

.mmw-popover__amt:hover { border-color: var(--mm-color-text-secondary, #94a3b8); }
.mmw-popover__amt--sel {
  background: var(--mm-color-primary, #6366f1);
  color: #fff;
  border-color: var(--mm-color-primary, #6366f1);
}

.mmw-popover__input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: var(--mm-color-surface, #1e1e2e);
  border: 1px solid transparent;
  border-radius: var(--pg-radius);
  color: var(--mm-color-text, #e2e8f0);
  font-size: 13px;
  font-family: var(--pg-font);
  outline: none;
  transition: border-color 0.15s;
}

.mmw-popover__input::placeholder { color: var(--mm-color-text-secondary, #94a3b8); }
.mmw-popover__input:focus { border-color: var(--mm-color-primary, #6366f1); }

.mmw-popover__send {
  width: 100%;
  padding: 0.5rem;
  background: var(--mm-color-primary, #6366f1);
  color: #fff;
  border: none;
  border-radius: var(--pg-radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--pg-font);
  transition: background 0.15s;
}

.mmw-popover__send:hover { background: var(--mm-color-primary-hover, #4f46e5); }

/* Donation overlay cards */
.mmw-donation-overlay {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  max-width: 200px;
  pointer-events: none;
  z-index: 10;
}

.mmw-donation-card {
  padding: 0.375rem 0.625rem;
  border-radius: var(--pg-radius);
  animation: mmw-card-slide 0.35s ease-out;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
  font-size: 11px;
}

.mmw-donation-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.25rem;
}

.mmw-donation-card__donor {
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.mmw-donation-card__amount {
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}

.mmw-donation-card__msg {
  font-size: 10px;
  margin-top: 1px;
  opacity: 0.9;
  word-break: break-word;
}

@keyframes mmw-card-slide {
  from { opacity: 0; transform: translateX(30px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* Action buttons */
.mmw-actions {
  display: flex;
  gap: 0.5rem;
}

.mmw-btn {
  flex: 1;
  padding: 0.5rem 1rem;
  border: none;
  border-radius: var(--pg-radius);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--pg-font);
  transition: background 0.15s, opacity 0.15s;
  text-align: center;
}

.mmw-btn--primary {
  background: var(--mm-color-primary, #6366f1);
  color: #fff;
}

.mmw-btn--primary:hover { background: var(--mm-color-primary-hover, #4f46e5); }

.mmw-btn--ghost {
  background: transparent;
  color: var(--mm-color-text-secondary, #94a3b8);
  border: 1px solid var(--mm-color-surface-elevated, #2a2a3e);
}

.mmw-btn--ghost:hover {
  background: var(--mm-color-surface-elevated, #2a2a3e);
  color: var(--mm-color-text, #e2e8f0);
}

/* Paywall badge */
.mmw-paywall {
  display: none;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  padding: 4px 10px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--mm-color-primary, #6366f1);
}

.mmw-paywall--visible { display: inline-flex; align-self: center; }

/* Subscriber badge */
.mmw-sub-badge {
  display: none;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 3px;
  background: #22c55e;
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-left: 4px;
}

.mmw-sub-badge--visible { display: inline; }

/* --- Embed Code Tab --- */
.pg-embed-wrap {
  max-width: 700px;
}

.pg-embed-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.pg-embed-header h3 {
  font-size: 16px;
  font-weight: 700;
}

.pg-copy-btn {
  padding: 6px 14px;
  font-size: 12px;
  font-weight: 600;
  background: var(--pg-primary);
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--pg-font);
  transition: background 0.15s;
}

.pg-copy-btn:hover { background: var(--pg-primary-h); }

.pg-embed-code {
  background: var(--pg-elevated);
  border: 1px solid var(--pg-border);
  border-radius: var(--pg-radius);
  padding: 1rem;
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 12px;
  line-height: 1.6;
  color: #a5b4fc;
  white-space: pre-wrap;
  word-break: break-all;
  overflow-x: auto;
  max-height: 400px;
  overflow-y: auto;
}

/* --- API Reference Tab --- */
.pg-api-wrap {
  max-width: 800px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.pg-api-group {
  border: 1px solid var(--pg-border);
  border-radius: var(--pg-radius);
  overflow: hidden;
}

.pg-api-group__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.625rem 0.875rem;
  background: var(--pg-elevated);
  cursor: pointer;
  user-select: none;
  transition: background 0.15s;
}

.pg-api-group__header:hover { background: var(--pg-border); }

.pg-api-group__name {
  font-size: 14px;
  font-weight: 700;
  color: var(--pg-text);
}

.pg-api-group__count {
  font-size: 11px;
  color: var(--pg-text-sec);
  padding: 1px 6px;
  background: var(--pg-surface);
  border-radius: 3px;
}

.pg-api-group__chevron {
  font-size: 12px;
  color: var(--pg-text-sec);
  transition: transform 0.2s;
}

.pg-api-group--open .pg-api-group__chevron { transform: rotate(90deg); }

.pg-api-group__body {
  display: none;
}

.pg-api-group--open .pg-api-group__body { display: block; }

.pg-api-endpoint {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  padding: 0.5rem 0.875rem;
  border-top: 1px solid var(--pg-border);
  font-size: 13px;
}

.pg-api-method {
  font-size: 11px;
  font-weight: 700;
  font-family: 'SF Mono', 'Fira Code', monospace;
  padding: 2px 6px;
  border-radius: 3px;
  text-transform: uppercase;
  min-width: 52px;
  text-align: center;
  flex-shrink: 0;
}

.pg-api-method--get    { background: rgba(34,197,94,0.15);  color: #22c55e; }
.pg-api-method--post   { background: rgba(59,130,246,0.15); color: #3b82f6; }
.pg-api-method--put    { background: rgba(234,179,8,0.15);  color: #eab308; }
.pg-api-method--delete { background: rgba(239,68,68,0.15);  color: #ef4444; }

.pg-api-path {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 12px;
  color: var(--pg-text);
  min-width: 0;
  word-break: break-all;
}

.pg-api-desc {
  font-size: 12px;
  color: var(--pg-text-sec);
  margin-left: auto;
  text-align: right;
  flex-shrink: 0;
  max-width: 260px;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .pg-layout {
    flex-direction: column;
    height: auto;
    min-height: 100vh;
  }

  .pg-config {
    width: 100%;
    min-width: 0;
    border-right: none;
    border-bottom: 1px solid var(--pg-border);
    max-height: 50vh;
  }

  .pg-main { min-height: 60vh; }

  .pg-api-endpoint { flex-wrap: wrap; }

  .pg-api-desc {
    margin-left: 0;
    text-align: left;
    max-width: none;
    flex-basis: 100%;
    padding-left: calc(52px + 0.625rem);
  }
}

/* Scrollbar styling */
.pg-config::-webkit-scrollbar,
.pg-tab-content::-webkit-scrollbar {
  width: 6px;
}

.pg-config::-webkit-scrollbar-track,
.pg-tab-content::-webkit-scrollbar-track {
  background: transparent;
}

.pg-config::-webkit-scrollbar-thumb,
.pg-tab-content::-webkit-scrollbar-thumb {
  background: var(--pg-border);
  border-radius: 3px;
}