/* learn-player.css
 *
 * The 3-column lesson player UI matching the approved mockup.
 * Layered on top of learn-shell.css (which provides design tokens + base components).
 *
 * Layout:
 *   ┌─ player-topbar ─────────────────────────────┐
 *   │  brand    course title    progress  coach  │
 *   ├──────┬────────────────────────┬─────────────┤
 *   │ map  │      task pane         │    coach    │
 *   │      │                        │             │
 *   ├──────┴────────────────────────┴─────────────┤
 *   │           player-actionbar (5 chips)        │
 *   └─────────────────────────────────────────────┘
 */

.player-body {
  background: var(--bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── TOP BAR ───────────────────────────────── */
.player-topbar {
  display: grid;
  grid-template-columns: auto 1fr auto auto auto;
  gap: 24px;
  align-items: center;
  padding: 14px 28px;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}
.player-course-meta { min-width: 0; }
.player-course-title {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.player-course-subtitle {
  font-size: 12px;
  color: var(--text-soft);
  letter-spacing: 0.04em;
}

.player-progress {
  min-width: 280px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
}
.player-progress-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
}
.player-progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.player-progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold) 0%, var(--gold-deep) 100%);
  border-radius: 999px;
  transition: width 0.4s ease;
}
.player-progress-pct {
  font-size: 12px;
  color: var(--text-soft);
  white-space: nowrap;
}

.player-coach-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--card);
  border: 1px solid var(--gold);
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  transition: background 0.15s;
}
.player-coach-toggle:hover { background: var(--bg-soft); }
.player-coach-toggle-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4F8A5B;
  box-shadow: 0 0 0 4px rgba(79, 138, 91, 0.18);
}
.player-coach-toggle-label { letter-spacing: 0.04em; }
.player-coach-toggle-state {
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--green);
}
.player-coach-toggle[aria-pressed="false"] .player-coach-toggle-dot {
  background: var(--text-soft);
  box-shadow: none;
}
.player-coach-toggle[aria-pressed="false"] .player-coach-toggle-state {
  color: var(--text-soft);
}

.player-profile {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  background: var(--bg-soft);
  cursor: pointer;
  padding: 0;
}
.player-profile-img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-deep) 100%);
}

/* ── GRID LAYOUT ───────────────────────────── */
.player-grid {
  flex: 1;
  display: grid;
  grid-template-columns: 280px 1fr 360px;
  gap: 20px;
  padding: 20px;
  align-items: start;
  max-width: 1600px;
  width: 100%;
  margin: 0 auto;
}

.player-pane {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}
.player-pane-label {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-soft);
  font-weight: 600;
  margin-bottom: 14px;
}

/* ── LEFT — LESSON MAP ─────────────────────── */
.player-step-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.player-step {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 12px;
  padding: 12px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.15s;
  border: 1px solid transparent;
  align-items: start;
}
.player-step:hover { background: var(--bg-soft); }
.player-step.current {
  background: linear-gradient(180deg, #FFF8EC 0%, #FFFCF6 100%);
  border-color: var(--gold-soft);
}
.player-step.completed .player-step-num {
  background: var(--green);
  color: white;
  border-color: var(--green);
}
.player-step.completed .player-step-num::before { content: '✓'; }
.player-step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1.5px solid var(--border-strong);
  background: var(--card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  font-family: var(--font-serif);
  flex-shrink: 0;
}
.player-step.current .player-step-num {
  background: var(--gold);
  border-color: var(--gold);
  color: white;
}
.player-step-body {
  min-width: 0;
}
.player-step-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}
.player-step-sub {
  font-size: 12px;
  color: var(--text-soft);
  margin-top: 2px;
  line-height: 1.4;
}
.player-step.bonus .player-step-num {
  background: var(--gold-soft);
  color: var(--gold-deep);
  border-color: var(--gold-soft);
}
.player-step.bonus .player-step-num::before { content: '★'; }

.player-recap-card {
  display: grid;
  grid-template-columns: 36px 1fr 20px;
  gap: 12px;
  align-items: center;
  width: 100%;
  margin-top: 18px;
  padding: 12px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: left;
  cursor: pointer;
  font-family: var(--font-sans);
  transition: background 0.15s;
}
.player-recap-card:hover { background: var(--card); border-color: var(--gold-soft); }
.player-recap-card-thumb {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-deep) 100%);
}
.player-recap-card-text { display: flex; flex-direction: column; gap: 2px; }
.player-recap-card-eyebrow {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-soft);
}
.player-recap-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.player-recap-card-play {
  color: var(--gold-deep);
  font-size: 14px;
}

/* ── CENTER — TASK PANE ────────────────────── */
.player-pane-task { padding: 28px; }
.player-task-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 18px;
  margin-bottom: 24px;
}
.player-task-eyebrow {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
  margin-bottom: 4px;
}
.player-task-title {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 8px;
  color: var(--text);
}
.player-task-desc {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.55;
  max-width: 560px;
  margin: 0;
}
.player-watch-tutorial {
  flex-shrink: 0;
  white-space: nowrap;
}
.player-watch-tutorial-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 50%;
  font-size: 9px;
}

/* ── LIVE PREVIEW ──────────────────────────── */
.player-preview {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-soft);
  margin-bottom: 24px;
}
.player-preview-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: var(--card);
  border-bottom: 1px solid var(--border);
}
.player-preview-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.04em;
}
.player-preview-devices {
  display: flex;
  gap: 4px;
}
.player-preview-device {
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-soft);
  transition: background 0.15s;
}
.player-preview-device:hover { background: var(--bg-soft); }
.player-preview-device.active {
  background: var(--gold);
  color: white;
  border-color: var(--gold);
}
.player-preview-frame-wrap {
  display: flex;
  justify-content: center;
  padding: 20px;
  background: var(--bg-soft);
}
.player-preview-frame {
  width: 100%;
  max-width: 100%;
  height: 360px;
  background: white;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: max-width 0.3s ease;
}
.player-preview-frame[data-device="tablet"] { max-width: 768px; }
.player-preview-frame[data-device="mobile"] { max-width: 375px; }

/* ── TABS ──────────────────────────────────── */
.player-tabs-wrap {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 24px;
  align-items: start;
}
.player-tabs {
  grid-column: 1 / -1;
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 18px;
}
.player-tab {
  padding: 10px 18px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.player-tab:hover { color: var(--text); }
.player-tab.active {
  color: var(--gold-deep);
  border-bottom-color: var(--gold);
}
.player-tab-pane {
  display: none;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
}
.player-tab-pane.active { display: block; }
.player-tab-pane ol, .player-tab-pane ul {
  margin: 0 0 0 22px;
  padding: 0;
}
.player-tab-pane li { margin: 8px 0; }
.player-tab-pane .prompt-block-wrap { margin: 0; }
.player-tab-pane .prompt-block {
  padding: 18px;
  font-size: 12px;
  max-height: 360px;
  overflow-y: auto;
}
.player-empty {
  color: var(--text-soft);
  font-style: italic;
}

/* ── PRO TIP CALLOUT ───────────────────────── */
.player-protip {
  background: linear-gradient(180deg, #FFF8EC 0%, #FFFCF6 100%);
  border: 1px solid var(--gold-soft);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.player-protip-eyebrow {
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-deep);
  font-weight: 600;
  margin-bottom: 6px;
}
.player-protip-body {
  font-size: 13px;
  color: var(--text);
  line-height: 1.55;
  margin: 0;
}

/* ── RIGHT — COACH ─────────────────────────── */
.player-pane-coach {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 22px;
}
.player-coach-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.player-coach-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}
.player-coach-live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--green);
  font-weight: 600;
}
.player-coach-live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(79, 138, 91, 0.18);
  animation: live-pulse 1.6s ease-in-out infinite;
}
@keyframes live-pulse {
  50% { box-shadow: 0 0 0 6px rgba(79, 138, 91, 0); }
}
.player-coach-portrait {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: linear-gradient(180deg, #2A2520 0%, #4a3528 100%);
}
.player-coach-portrait-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #B8956C 0%, #6B5340 60%, #2A2520 100%);
}
.player-coach-portrait-K {
  font-family: var(--font-serif);
  font-size: 96px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.18);
  letter-spacing: -0.05em;
}

.player-coach-stream {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-height: 320px;
  overflow-y: auto;
  padding: 4px 4px 4px 0;
}
.player-coach-msg {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 10px;
  align-items: start;
}
.player-coach-msg-play {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--gold-soft);
  background: var(--bg-soft);
  cursor: pointer;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.player-coach-msg-play:hover { background: var(--gold-soft); }
.player-coach-msg-body {
  background: var(--bg-soft);
  padding: 10px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.player-coach-msg-body p {
  margin: 0;
  font-size: 13px;
  line-height: 1.5;
  color: var(--text);
}
.player-coach-msg-time {
  display: block;
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-soft);
}
.player-coach-msg-image {
  margin-top: 8px;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid var(--border);
  max-height: 160px;
}
.player-coach-msg-image img { display: block; width: 100%; }

.player-coach-input {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 6px;
  padding: 8px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.player-coach-input-field {
  background: transparent;
  border: 0;
  outline: 0;
  font-size: 13px;
  font-family: var(--font-sans);
  padding: 8px 10px;
  color: var(--text);
}
.player-coach-input-field::placeholder { color: var(--text-soft); }
.player-coach-input-mic, .player-coach-input-send {
  width: 32px;
  height: 32px;
  border: 0;
  background: transparent;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  color: var(--text-muted);
}
.player-coach-input-send { color: var(--gold-deep); }
.player-coach-input-mic:disabled, .player-coach-input-send:disabled, .player-coach-input-field:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.player-coach-input-note {
  font-size: 11px;
  color: var(--text-soft);
  text-align: center;
  margin-top: -4px;
}

/* ── BOTTOM ACTION BAR ─────────────────────── */
.player-actionbar {
  position: sticky;
  bottom: 0;
  background: rgba(250, 247, 242, 0.96);
  backdrop-filter: saturate(140%) blur(8px);
  border-top: 1px solid var(--border);
  padding: 14px 20px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  z-index: 40;
}
.player-action {
  display: grid;
  grid-template-columns: 32px 1fr;
  grid-template-rows: auto auto;
  gap: 2px 12px;
  align-items: center;
  padding: 10px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  font-family: var(--font-sans);
  text-align: left;
  transition: all 0.15s;
}
.player-action:hover {
  background: var(--bg-soft);
  border-color: var(--gold-soft);
}
.player-action.active {
  background: var(--gold-soft);
  border-color: var(--gold);
}
.player-action-primary {
  background: var(--gold);
  border-color: var(--gold);
  color: white;
}
.player-action-primary:hover {
  background: var(--gold-deep);
  border-color: var(--gold-deep);
}
.player-action-icon {
  grid-row: 1 / 3;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  color: var(--gold-deep);
}
.player-action-primary .player-action-icon {
  background: rgba(255, 255, 255, 0.22);
  color: white;
}
.player-action-label {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.1;
}
.player-action-sub {
  font-size: 11px;
  color: var(--text-soft);
  line-height: 1.1;
}
.player-action-primary .player-action-sub { color: rgba(255, 255, 255, 0.78); }

/* ── MODAL ─────────────────────────────────── */
.player-modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.player-modal[hidden] { display: none; }
.player-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(42, 37, 32, 0.55);
  backdrop-filter: blur(4px);
}
.player-modal-card {
  position: relative;
  background: var(--card);
  border-radius: var(--radius-lg);
  padding: 32px;
  max-width: 720px;
  width: 100%;
  box-shadow: var(--shadow-lg);
}
.player-modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--card);
  font-size: 20px;
  cursor: pointer;
  color: var(--text-muted);
}
.player-modal-title {
  font-family: var(--font-serif);
  font-size: 22px;
  margin: 0 0 16px;
}
.player-modal-video {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  background: #1a1611;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
  text-align: center;
  padding: 24px;
}

/* ── RESPONSIVE ────────────────────────────── */
@media (max-width: 1280px) {
  .player-grid { grid-template-columns: 240px 1fr 320px; }
}
@media (max-width: 1100px) {
  .player-grid { grid-template-columns: 220px 1fr; }
  .player-pane-coach { display: none; }
}
@media (max-width: 768px) {
  .player-topbar { grid-template-columns: auto 1fr auto; gap: 12px; padding: 12px 14px; }
  .player-progress, .player-coach-toggle { display: none; }
  .player-grid { grid-template-columns: 1fr; padding: 12px; gap: 12px; }
  .player-pane-map { order: -1; }
  .player-tabs-wrap { grid-template-columns: 1fr; }
  .player-actionbar { grid-template-columns: repeat(2, 1fr); gap: 8px; padding: 12px; }
  .player-action-sub { display: none; }
}