/* IELTS Speaking Practice UI Stylesheet */
:root {
  --spk-primary: #ea580c;
  --spk-primary-hover: #c2410c;
  --spk-primary-light: #fff7ed;
  --spk-ink: #0f172a;
  --spk-muted: #64748b;
  --spk-line: #e2e8f0;
  --spk-bg: #f8fafc;
  --spk-card: #ffffff;
  --spk-green: #10b981;
  --spk-red: #ef4444;
  --spk-blue: #2563eb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--spk-ink);
  background-color: var(--spk-bg);
  min-height: 100vh;
}

/* Header */
.speaking-top-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--spk-line);
  position: sticky;
  top: 0;
  z-index: 100;
}
.top-bar-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand-link {
  font-size: 18px;
  font-weight: 900;
  color: var(--spk-ink);
  text-decoration: none;
}
.brand-link span { color: var(--spk-primary); }

.nav-links {
  display: flex;
  gap: 16px;
}
.nav-links a {
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--spk-muted);
  transition: color 0.15s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--spk-primary);
}

/* Main Container */
.speaking-container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 24px 20px 80px;
}

/* Hero */
.speaking-hero {
  background: linear-gradient(135deg, #fff7ed 0%, #ffffff 55%, #eff6ff 100%);
  border: 1px solid var(--spk-line);
  border-radius: 20px;
  padding: 28px 24px;
  margin-bottom: 24px;
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.04);
}
.hero-badge {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--spk-primary);
  background: var(--spk-primary-light);
  border: 1px solid #fed7aa;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}
.speaking-hero h1 {
  font-size: clamp(24px, 3.5vw, 36px);
  margin: 0 0 10px;
  letter-spacing: -0.02em;
}
.speaking-hero p {
  color: var(--spk-muted);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 16px;
  max-width: 800px;
}
.hero-disclaimer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: #f1f5f9;
  border-radius: 10px;
  font-size: 12.5px;
  color: #475569;
}

/* Part Tabs */
.part-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 22px;
}
.part-tab {
  background: #ffffff;
  border: 1px solid var(--spk-line);
  border-radius: 14px;
  padding: 14px 16px;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
}
.part-tab b {
  display: block;
  font-size: 16px;
  color: var(--spk-ink);
  margin-bottom: 4px;
}
.part-tab span {
  font-size: 12px;
  color: var(--spk-muted);
}
.part-tab:hover {
  border-color: #fdba74;
  background: #fffdfb;
}
.part-tab.active {
  border-color: var(--spk-primary);
  background: #fff7ed;
  box-shadow: 0 0 0 2px rgba(234, 88, 12, 0.2);
}
.part-tab.active b {
  color: var(--spk-primary);
}

/* Task Card */
.task-card {
  background: #ffffff;
  border: 1px solid var(--spk-line);
  border-radius: 18px;
  padding: 24px;
  margin-bottom: 20px;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.03);
}
.task-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}
.part-indicator {
  font-size: 11px;
  font-weight: 800;
  color: var(--spk-primary);
  letter-spacing: 0.06em;
}
.task-title {
  margin: 4px 0 0;
  font-size: 20px;
}
.btn-refresh-topic {
  background: #f8fafc;
  border: 1px solid var(--spk-line);
  padding: 8px 14px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  color: #334155;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-refresh-topic:hover {
  border-color: #cbd5e1;
  background: #f1f5f9;
}

.task-prompt-box {
  background: #f8fafc;
  border-left: 4px solid var(--spk-primary);
  border-radius: 0 12px 12px 0;
  padding: 16px 20px;
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 16px;
}
.cue-card-points {
  margin: 10px 0 0 18px;
  padding: 0;
  color: #334155;
}
.cue-card-points li {
  margin-bottom: 6px;
}

/* Part 2 Preparation */
.prep-box {
  border-top: 1px dashed var(--spk-line);
  padding-top: 16px;
  margin-top: 16px;
}
.prep-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.prep-timer {
  font-size: 26px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  color: var(--spk-primary);
  background: var(--spk-primary-light);
  padding: 4px 14px;
  border-radius: 10px;
  border: 1px solid #fed7aa;
}
.prep-actions {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}
.btn-prep {
  background: var(--spk-primary);
  color: #ffffff;
  border: none;
  padding: 9px 18px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 13.5px;
  cursor: pointer;
}
.btn-prep:hover { background: var(--spk-primary-hover); }
.btn-prep-skip {
  background: #f1f5f9;
  color: #334155;
  border: 1px solid var(--spk-line);
  padding: 9px 16px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
}
.prep-notes {
  width: 100%;
  height: 90px;
  padding: 10px 14px;
  border: 1px solid var(--spk-line);
  border-radius: 10px;
  font-size: 13.5px;
  font-family: inherit;
  resize: vertical;
}

/* Recorder Card */
.recorder-card {
  background: #ffffff;
  border: 1px solid var(--spk-line);
  border-radius: 18px;
  padding: 24px;
  margin-bottom: 24px;
}
.recorder-status-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
}
.record-pulse {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #cbd5e1;
  transition: all 0.3s;
}
.record-pulse.recording {
  background: var(--spk-red);
  box-shadow: 0 0 0 6px rgba(239, 68, 68, 0.25);
  animation: pulseAnim 1.2s infinite ease-in-out;
}
@keyframes pulseAnim {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.25); }
}
.recorder-status {
  flex: 1;
  font-size: 14px;
  color: #334155;
  font-weight: 600;
}
.recorder-timer {
  font-size: 28px;
  font-weight: 900;
  font-variant-numeric: tabular-nums;
  color: var(--spk-ink);
}

.recorder-controls {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}
.btn-record-main {
  flex: 1;
  background: linear-gradient(135deg, #ea580c, #f97316);
  color: #ffffff;
  border: none;
  padding: 14px 24px;
  border-radius: 14px;
  font-size: 16px;
  font-weight: 800;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 6px 18px rgba(234, 88, 12, 0.25);
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-record-main:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(234, 88, 12, 0.35);
}
.btn-record-main.stop-mode {
  background: linear-gradient(135deg, #dc2626, #ef4444);
  box-shadow: 0 6px 18px rgba(220, 38, 38, 0.25);
}
.btn-cancel-record {
  background: #f1f5f9;
  border: 1px solid var(--spk-line);
  color: #475569;
  padding: 14px 20px;
  border-radius: 14px;
  font-weight: 700;
  cursor: pointer;
}
.btn-cancel-record:hover {
  background: #e2e8f0;
}

.privacy-notice {
  display: flex;
  gap: 12px;
  background: #f8fafc;
  border: 1px solid var(--spk-line);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 12.5px;
  line-height: 1.5;
  color: #475569;
}
.privacy-icon { font-size: 16px; }

/* Evaluating Loading State */
.eval-loading-box {
  background: #ffffff;
  border: 1px solid var(--spk-line);
  border-radius: 18px;
  padding: 40px 24px;
  text-align: center;
  margin-bottom: 24px;
}
.eval-spinner {
  width: 44px;
  height: 44px;
  border: 4px solid #fed7aa;
  border-top-color: var(--spk-primary);
  border-radius: 50%;
  animation: evalSpin 0.8s linear infinite;
  margin: 0 auto 16px;
}
@keyframes evalSpin {
  to { transform: rotate(360deg); }
}
.eval-loading-box h3 { margin: 0 0 8px; font-size: 18px; }
.eval-loading-box p { color: var(--spk-muted); font-size: 14px; max-width: 600px; margin: 0 auto; }

/* Results Panel */
.results-panel {
  background: #ffffff;
  border: 1px solid var(--spk-line);
  border-radius: 20px;
  padding: 28px;
  margin-bottom: 28px;
  box-shadow: 0 6px 24px rgba(15, 23, 42, 0.05);
}
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--spk-line);
  padding-bottom: 20px;
  margin-bottom: 24px;
}
.results-tag {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--spk-primary);
}
.results-header h2 { margin: 4px 0 2px; font-size: 24px; }
.results-header small { color: var(--spk-muted); font-size: 12px; }

.band-summary-badge {
  text-align: center;
  background: linear-gradient(135deg, #0f172a, #1e293b);
  color: #ffffff;
  padding: 12px 24px;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.18);
}
.band-label {
  display: block;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #94a3b8;
}
.band-number {
  font-size: 38px;
  font-weight: 900;
  line-height: 1;
  color: #fb923c;
}

/* Criteria Grid */
.criteria-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.criterion-card {
  border: 1px solid var(--spk-line);
  border-radius: 14px;
  padding: 16px;
  background: #f8fafc;
}
.crit-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.crit-name { font-weight: 700; font-size: 14.5px; }
.crit-band {
  font-size: 18px;
  font-weight: 900;
  color: var(--spk-primary);
}
.crit-desc {
  font-size: 13px;
  line-height: 1.5;
  color: #334155;
  margin: 0;
}

/* Sections */
.section-box {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px solid var(--spk-line);
}
.section-box h3 {
  margin: 0 0 12px;
  font-size: 16px;
}
.transcript-box {
  background: #f8fafc;
  border: 1px solid var(--spk-line);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 14px;
  line-height: 1.6;
  color: #1e293b;
  font-style: italic;
}

/* Corrections */
.corrections-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.correction-item {
  border: 1px solid var(--spk-line);
  border-radius: 12px;
  padding: 12px 16px;
  background: #ffffff;
  font-size: 13.5px;
}
.corr-diff {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 6px;
}
.corr-orig {
  color: #dc2626;
  text-decoration: line-through;
}
.corr-arrow { color: #94a3b8; }
.corr-sugg {
  color: #15803d;
  font-weight: 700;
}
.corr-exp {
  font-size: 12px;
  color: var(--spk-muted);
}

/* Priorities */
.priorities-list {
  margin: 0 0 0 18px;
  padding: 0;
}
.priorities-list li {
  margin-bottom: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: #1e293b;
}

.disclaimer-callout {
  margin-top: 24px;
  padding: 12px 16px;
  background: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 12px;
  font-size: 13px;
  color: #9a3412;
  font-weight: 600;
}

.results-actions {
  display: flex;
  gap: 12px;
  margin-top: 24px;
}
.btn-action {
  flex: 1;
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: none;
}
.btn-action.primary {
  background: var(--spk-primary);
  color: #ffffff;
}
.btn-action.primary:hover { background: var(--spk-primary-hover); }
.btn-action.secondary {
  background: #f1f5f9;
  border: 1px solid var(--spk-line);
  color: #334155;
}
.btn-action.secondary:hover { background: #e2e8f0; }

/* History */
.history-card {
  background: #ffffff;
  border: 1px solid var(--spk-line);
  border-radius: 18px;
  padding: 22px;
}
.history-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 16px;
}
.history-head h3 { margin: 0 0 2px; font-size: 17px; }
.history-head small { color: var(--spk-muted); font-size: 12px; }

.history-controls {
  display: flex;
  align-items: center;
  gap: 14px;
}
.toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  cursor: pointer;
}
.btn-clear-history {
  background: transparent;
  border: 1px solid var(--spk-line);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 12px;
  color: #64748b;
  cursor: pointer;
}
.btn-clear-history:hover {
  background: #fee2e2;
  border-color: #fca5a5;
  color: #dc2626;
}

.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-bottom: 1px solid #f1f5f9;
  font-size: 13px;
}
.history-item:last-child { border-bottom: none; }
.history-item-band {
  font-weight: 800;
  color: var(--spk-primary);
  font-size: 15px;
}

@media (max-width: 768px) {
  .part-tabs { grid-template-columns: 1fr; }
  .criteria-grid { grid-template-columns: 1fr; }
  .results-header { flex-direction: column; align-items: flex-start; gap: 14px; }
  .band-summary-badge { width: 100%; }
}