/* ===== MindPing — Mobile-first styles ===== */

:root {
  --bg: #0B0D1A;
  --bg-card: #111328;
  --text: #E8EAF2;
  --text-secondary: rgba(232,234,242,0.60);
  --accent: #D4A94E;
  --accent-dark: #C4A265;
  --accent-light: rgba(155,142,196,0.12);
  --accent-lighter: rgba(155,142,196,0.06);
  --border: rgba(232,234,242,0.07);
  --chip-bg: #171A32;
  --chip-selected: #9B8EC4;
  --chip-selected-text: #E8EAF2;
  --danger: #c75450;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 3px rgba(0,0,0,0.2);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.3);
  --transition: 0.2s ease;
  --gold: #D4A94E;
  --gold-light: #E2C06A;
  --lavender: #9B8EC4;
  --lavender-light: #B0A5D4;
  --serif: 'Source Serif 4', 'Georgia', serif;
  --sans: 'Sora', 'Helvetica Neue', sans-serif;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--sans);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 60% at 70% 10%, rgba(155,142,196,0.07) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 50%, rgba(75,68,120,0.06) 0%, transparent 55%),
    radial-gradient(ellipse 70% 40% at 80% 80%, rgba(196,162,101,0.04) 0%, transparent 50%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.5;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

/* ===== Layout ===== */

.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 20px 16px 40px;
}

.screen {
  min-height: 100dvh;
}

.hidden {
  display: none !important;
}

/* ===== Typography ===== */

.logo {
  font-family: var(--serif);
  font-size: 1.75rem;
  font-weight: 500;
  color: var(--gold-light);
  text-align: center;
  margin-bottom: 4px;
  letter-spacing: -0.02em;
}

.subtitle {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 0.95rem;
}

h1 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text);
}

h2 {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--gold-light);
}

.hint {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-top: 4px;
}

.field-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin: 16px 0 8px;
}

/* ===== Cards ===== */

.card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.privacy-notice {
  background: rgba(155,142,196,0.06);
  border-color: rgba(155,142,196,0.2);
  border-left: 4px solid var(--lavender);
}

.privacy-notice p {
  font-size: 0.88rem;
  margin-top: 8px;
}

.uid-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.uid-value {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--gold-light);
  background: rgba(196,162,101,0.1);
  padding: 4px 10px;
  border-radius: 6px;
}

.user-id-display {
  font-family: 'SF Mono', 'Fira Code', 'Consolas', monospace;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gold-light);
  text-align: center;
  margin: 8px 0 4px;
  letter-spacing: 0.05em;
}

/* ===== Buttons ===== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  min-height: 44px;
  min-width: 44px;
  padding: 10px 20px;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

.btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.btn-primary {
  background: linear-gradient(170deg, #D4B67E 0%, #C4A265 60%, #B89555 100%);
  color: #0B0D1A;
  border: 1px solid rgba(212,182,126,0.35);
  box-shadow: 0 3px 12px rgba(196,162,101,0.25), inset 0 1px 0 rgba(255,255,255,0.12);
}

.btn-primary:hover {
  background: linear-gradient(170deg, #E0C48E 0%, #D4B67E 60%, #C4A265 100%);
  box-shadow: 0 4px 20px rgba(196,162,101,0.35), inset 0 1px 0 rgba(255,255,255,0.15);
  transform: translateY(-1px);
}
.btn-primary:active { transform: scale(0.98); }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--gold);
}

.btn-secondary:hover { background: rgba(196,162,101,0.08); border-color: var(--gold-light); }

.btn-large {
  width: 100%;
  font-size: 1.05rem;
  padding: 14px 20px;
  border-radius: var(--radius);
  margin-top: 8px;
}

.btn-link {
  background: none;
  color: var(--lavender-light);
  padding: 10px;
  font-weight: 600;
}

.btn-link:hover { text-decoration: underline; }

.btn-back {
  background: none;
  color: var(--text);
  font-size: 1.3rem;
  padding: 0;
  min-width: 44px;
  min-height: 44px;
}

.screen-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.screen-header h1 { flex: 1; }

.home-nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 24px;
}

/* ===== Chips ===== */

.chip-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 8px 16px;
  border-radius: 22px;
  background: var(--chip-bg);
  color: var(--text);
  border: 2px solid transparent;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.chip:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.chip:hover {
  border-color: var(--lavender);
}

.chip.selected,
.chip[aria-checked="true"],
.chip[aria-pressed="true"] {
  background: var(--chip-selected);
  color: var(--chip-selected-text);
  border-color: var(--chip-selected);
}

/* ===== Sliders ===== */

.slider-group {
  margin-bottom: 20px;
}

.slider-label {
  font-weight: 600;
  font-size: 0.9rem;
  display: block;
  margin-bottom: 8px;
}

.slider-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.slider-end {
  font-size: 0.72rem;
  color: var(--text-secondary);
  min-width: 60px;
  text-align: center;
  line-height: 1.2;
}

.slider-end:first-child { text-align: right; }
.slider-end:last-child { text-align: left; }

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  flex: 1;
  height: 8px;
  border-radius: 4px;
  background: var(--chip-bg);
  outline: none;
  min-height: 44px;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  border: 3px solid var(--bg-card);
  box-shadow: 0 2px 8px rgba(196,162,101,0.3);
}

input[type="range"]::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--gold);
  cursor: pointer;
  border: 3px solid var(--bg-card);
  box-shadow: 0 2px 8px rgba(196,162,101,0.3);
}

input[type="range"]:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.slider-value {
  display: block;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gold-light);
  margin-top: 4px;
}

/* ===== Welcome Dialog ===== */

.welcome-dialog {
  max-width: 420px;
  max-height: 90vh;
  overflow-y: auto;
}

.welcome-subtitle {
  font-size: 0.88rem;
  color: var(--lavender-light);
  margin-bottom: 20px;
  font-style: italic;
}

.welcome-steps {
  margin-bottom: 20px;
}

.welcome-privacy {
  background: rgba(155,142,196,0.08);
  border-left: 3px solid var(--lavender);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 12px 14px;
  margin-bottom: 16px;
}

.welcome-privacy p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin: 0;
}

.welcome-install {
  margin-bottom: 20px;
}

.welcome-install p {
  font-size: 0.85rem;
  margin-bottom: 4px;
}

.welcome-install .hint {
  font-size: 0.78rem;
}

/* ===== Demographics inputs ===== */

.demo-inputs-row {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

.demo-input-group {
  flex: 1;
}

.demo-input-group .input {
  margin-top: 4px;
}

/* ===== Install card ===== */

.install-card {
  background: rgba(196,162,101,0.06);
  border-color: rgba(196,162,101,0.15);
}

.install-steps {
  margin-top: 8px;
}

.install-step {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
  padding-left: 0;
}

.install-step strong {
  color: var(--text);
}

/* ===== Onboarding Steps ===== */

.onboarding-steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.step {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.step-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--lavender);
  color: var(--bg);
  font-size: 0.82rem;
  font-weight: 600;
  flex-shrink: 0;
}

.step-text {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  padding-top: 3px;
}

/* ===== Insight Charts (Journey) ===== */

.insight-chart h3 {
  font-family: var(--sans);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.insight-bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.insight-bar-label {
  font-size: 0.78rem;
  color: var(--text-secondary);
  min-width: 100px;
  text-align: right;
}

.insight-bar-track {
  flex: 1;
  height: 14px;
  background: rgba(232,234,242,0.07);
  border-radius: 4px;
  overflow: hidden;
}

.insight-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 0.5s ease;
  min-width: 2px;
}

.insight-bar-fill.lavender { background: var(--lavender); }
.insight-bar-fill.gold { background: var(--gold); }

.insight-bar-count {
  font-size: 0.75rem;
  color: var(--text-secondary);
  min-width: 24px;
}

.mood-summary-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.mood-summary-item {
  flex: 1;
  min-width: 120px;
  background: rgba(232,234,242,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  text-align: center;
}

.mood-summary-value {
  font-family: var(--serif);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--gold-light);
}

.mood-summary-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.mood-summary-desc {
  font-size: 0.72rem;
  color: var(--lavender-light);
  margin-top: 2px;
  font-style: italic;
}

/* ===== Toggle Switch ===== */

.toggle-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.toggle-label {
  font-size: 0.92rem;
  font-weight: 500;
  flex: 1;
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 52px;
  height: 30px;
  flex-shrink: 0;
  cursor: pointer;
}

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

.toggle-slider {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(232,234,242,0.14);
  border-radius: 15px;
  transition: background var(--transition);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  width: 24px;
  height: 24px;
  left: 3px;
  top: 3px;
  background: rgba(232,234,242,0.7);
  border-radius: 50%;
  transition: transform var(--transition);
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--lavender);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(22px);
}

.toggle-switch input:focus-visible + .toggle-slider {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

/* ===== Form elements ===== */

textarea, .input {
  width: 100%;
  padding: 12px;
  border: 1px solid rgba(232,234,242,0.14);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 0.95rem;
  line-height: 1.5;
  resize: vertical;
  background: var(--chip-bg);
  color: var(--text);
  transition: border-color var(--transition);
}

textarea:focus, .input:focus {
  outline: none;
  border-color: var(--lavender);
  box-shadow: 0 0 0 3px rgba(155,142,196,0.15);
}

textarea::placeholder, .input::placeholder {
  color: rgba(232,234,242,0.35);
}

.input {
  min-height: 44px;
  margin-top: 8px;
}

/* ===== Textarea with mic ===== */

.textarea-with-mic {
  position: relative;
}

.textarea-with-mic textarea {
  padding-right: 56px;
}

.btn-mic {
  position: absolute;
  right: 8px;
  top: 8px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(155,142,196,0.12);
  border: none;
  color: var(--lavender-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  -webkit-tap-highlight-color: transparent;
}

.btn-mic:hover { background: var(--lavender); color: white; }
.btn-mic:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.btn-mic.recording {
  background: var(--danger);
  color: white;
  animation: pulse 1.2s ease-in-out infinite;
}

.btn-mic.recording .mic-icon { display: none; }
.btn-mic.recording .stop-icon { display: block; }
.btn-mic:not(.recording) .stop-icon { display: none; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(199,84,80,0.4); }
  50% { box-shadow: 0 0 0 10px rgba(199,84,80,0); }
}

.mic-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 0;
  font-size: 0.85rem;
  color: var(--danger);
  font-weight: 500;
}

.mic-status::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--danger);
  animation: pulse-dot 1s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ===== Model loading ===== */

.model-loading {
  padding: 12px 0;
}

.model-loading p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.progress-bar {
  width: 100%;
  height: 6px;
  background: var(--chip-bg);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 3px;
  transition: width 0.3s ease;
  width: 0%;
}

.progress-pct {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 4px;
  display: block;
}

.wasm-warning {
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-style: italic;
  padding: 4px 0;
}

/* ===== Collapsible sections ===== */

details.section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

details.section[open] > .section-body {
  animation: slideDown 0.2s ease;
}

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

.section-title {
  font-size: 0.95rem;
  font-weight: 600;
  padding: 14px 16px;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  min-height: 44px;
  -webkit-tap-highlight-color: transparent;
  user-select: none;
}

.section-title::-webkit-details-marker { display: none; }

.section-title::after {
  content: '';
  margin-left: auto;
  width: 8px;
  height: 8px;
  border-right: 2px solid var(--text-secondary);
  border-bottom: 2px solid var(--text-secondary);
  transform: rotate(45deg);
  transition: transform var(--transition);
  flex-shrink: 0;
}

details.section[open] > .section-title::after {
  transform: rotate(-135deg);
}

.section-body {
  padding: 0 16px 16px;
}

.mw-question {
  margin-bottom: 16px;
}

.mw-question:last-child { margin-bottom: 0; }

.mw-question p {
  font-size: 0.88rem;
  margin-bottom: 8px;
  color: var(--text);
}

/* ===== Ping banner ===== */

.ping-banner {
  background: rgba(196,162,101,0.06);
  border: 1px solid rgba(196,162,101,0.2);
  border-radius: var(--radius);
  padding: 12px 16px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--gold-light);
  margin-bottom: 16px;
  font-weight: 500;
}

/* ===== Capture time warning ===== */

.capture-time-warning {
  background: #fff3cd;
  border: 1px solid #ffc107;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 0.85rem;
  color: #856404;
  margin-bottom: 16px;
}

/* ===== Confirmation ===== */

.confirmation {
  text-align: center;
  background: rgba(155,142,196,0.06);
  border-color: rgba(155,142,196,0.2);
}

.confirmation h2 {
  color: var(--gold-light);
  margin-bottom: 12px;
}

#capture-summary {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  text-align: left;
}

#capture-summary p {
  margin-bottom: 4px;
}

/* ===== Journey timeline ===== */

.stats-row {
  display: flex;
  justify-content: space-around;
  text-align: center;
}

.stat-value {
  display: block;
  font-family: var(--serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--gold-light);
}

.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.timeline {
  position: relative;
  padding-left: 24px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 8px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.timeline-entry {
  position: relative;
  margin-bottom: 16px;
}

.timeline-entry::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 18px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--lavender);
  border: 2px solid var(--bg);
  box-shadow: 0 0 0 2px var(--lavender);
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px;
  box-shadow: var(--shadow);
}

.timeline-time {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.timeline-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 6px;
}

.timeline-chip {
  font-size: 0.72rem;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(155,142,196,0.15);
  color: var(--lavender-light);
  font-weight: 500;
}

.timeline-thought {
  font-size: 0.85rem;
  color: var(--text);
  margin-top: 6px;
  font-style: italic;
}

.mood-dots {
  display: flex;
  gap: 8px;
  margin-top: 6px;
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.mood-dot {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.mood-dot-circle {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.empty-state {
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 32px 0;
}

/* ===== Dialog ===== */

.dialog-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 16px;
}

.dialog {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 24px;
  max-width: 360px;
  width: 100%;
  box-shadow: var(--shadow-md);
}

.dialog h2 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.dialog p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.dialog-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

/* ===== Toast ===== */

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: #171A32;
  color: var(--text);
  border: 1px solid rgba(232,234,242,0.14);
  padding: 12px 24px;
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: var(--shadow-md);
  z-index: 1001;
  animation: toastIn 0.3s ease;
  max-width: calc(100vw - 32px);
  text-align: center;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateX(-50%) translateY(10px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ===== Responsive ===== */

@media (min-width: 600px) {
  .container {
    padding: 32px 24px 48px;
  }
}

/* ===== Accessibility ===== */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* High contrast focus */
:focus-visible {
  outline: 3px solid var(--lavender);
  outline-offset: 2px;
}