/* ═══════════════════════════════════════════════
   ONBOARDING — First-run flow & ratings prompt
   Design language: frosted glass pills throughout.
   Sheets use var(--glass-bg) + backdrop-filter.
   Interactive elements use border-radius: 100px.
   ═══════════════════════════════════════════════ */

/* ── Full-screen overlay ── */
.ob-overlay {
  position: absolute;
  inset: 0;
  z-index: 8500;
  background: #000;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  overflow: hidden;
}

.ob-overlay.ob-visible {
  opacity: 1;
  pointer-events: all;
}

/* ── Ambient glow — matches app aesthetic ── */
.ob-overlay::before {
  content: '';
  position: absolute;
  top: -20%;
  left: -20%;
  width: 80%;
  height: 80%;
  background: radial-gradient(circle, rgba(60, 60, 140, 0.25) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}
.ob-overlay::after {
  content: '';
  position: absolute;
  bottom: -15%;
  right: -20%;
  width: 70%;
  height: 70%;
  background: radial-gradient(circle, rgba(188, 130, 243, 0.12) 0%, transparent 70%);
  filter: blur(90px);
  pointer-events: none;
}

/* ── Stage wrapper ── */
.ob-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  padding: calc(var(--safe-top, env(safe-area-inset-top)) + 20px) 28px calc(var(--safe-bottom, env(safe-area-inset-bottom)) + 12px);
  position: relative;
  z-index: 1;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.ob-bottom {
  margin-top: auto;
  padding-bottom: 44px;
}

/* ═══════════════════════
   STAGE 0 — Welcome
   ═══════════════════════ */
.ob-welcome {
  justify-content: flex-start;
  padding-top: 88px;
}

/* App icon — stays as rounded rect (iOS icon convention) */
.ob-logo-wrap {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-18);
  overflow: hidden;
  margin-bottom: 28px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.ob-logo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ob-wordmark {
  font-family: 'Swansea', var(--font);
  font-size: 44px;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 10px;
  letter-spacing: -1.5px;
}

.ob-tagline {
  font-size: 17px;
  color: var(--text-secondary);
  margin: 0 0 44px;
  line-height: 1.4;
  max-width: 260px;
}

/* Feature preview — frosted glass pills */
.ob-preview-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ob-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: inset 0 0.5px 0 rgba(255, 255, 255, 0.08);
  font-size: 13px;
  color: var(--text-secondary);
  letter-spacing: -0.1px;
}

/* ═══════════════════════
   STAGE 1 — Features
   ═══════════════════════ */
.ob-features {
  justify-content: flex-start;
  padding-top: calc(var(--safe-top, env(safe-area-inset-top)) + 48px);
}

.ob-features-header {
  margin-bottom: 28px;
}

/* PRO label — frosted glass pill with purple tint */
.ob-pro-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(188, 130, 243, 0.12);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid rgba(188, 130, 243, 0.22);
  box-shadow: inset 0 0.5px 0 rgba(255, 255, 255, 0.1);
  color: var(--ai-purple);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  text-transform: uppercase;
}

.ob-features-title {
  font-family: 'Swansea', var(--font);
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
  margin: 0 0 8px;
  letter-spacing: -0.8px;
}

.ob-features-sub {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.4;
}

/* Feature columns */
.ob-feature-cols {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 4px;
}

.ob-feature-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* Pro column — frosted glass surface */
.ob-feature-col--pro {
  background: rgba(188, 130, 243, 0.05);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid rgba(188, 130, 243, 0.14);
  box-shadow: inset 0 0.5px 0 rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-24);
  padding: 14px 16px;
}

.ob-col-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 0 0 6px;
}

.ob-col-label--pro {
  color: var(--ai-purple);
}

.ob-feat-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.ob-feat-check {
  flex-shrink: 0;
  font-size: 13px;
  line-height: 1.4;
}

.ob-feat-check--free { color: var(--text-tertiary); }
.ob-feat-check--pro  { color: var(--ai-purple); }

.ob-feat-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ═══════════════════════
   Shared buttons — all pills
   ═══════════════════════ */

/* Primary CTA — solid frosted pill */
.ob-btn-primary {
  width: 100%;
  padding: 15px 24px;
  border-radius: var(--radius-pill);
  background: rgba(227, 227, 227, 0.92);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow:
    0 4px 20px rgba(0, 0, 0, 0.3),
    inset 0 0.5px 0 rgba(255, 255, 255, 0.6);
  color: #000;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  letter-spacing: -0.2px;
  transition: opacity 0.15s, transform 0.1s;
  margin-bottom: 10px;
}
.ob-btn-primary:active { opacity: 0.85; transform: scale(0.985); }

.ob-price-note {
  text-align: center;
  font-size: 12px;
  color: var(--text-tertiary);
  margin: 0 0 14px;
}

/* Ghost pill */
.ob-btn-ghost {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: inset 0 0.5px 0 rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-pill);
  color: var(--text-tertiary);
  font-size: 14px;
  cursor: pointer;
  padding: 11px 24px;
  text-align: center;
  transition: background 0.15s, color 0.15s;
}
.ob-btn-ghost:active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

.ob-legal-note {
  text-align: center;
  font-size: 11px;
  color: var(--text-tertiary);
  line-height: 1.5;
  margin: 0;
}

.ob-legal-note a {
  color: var(--text-secondary);
  text-decoration: underline;
}

/* ═══════════════════════
   RATINGS PROMPT
   ═══════════════════════ */

/* Bottom sheet — frosted glass */
.ob-rating-sheet {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 8400;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid var(--glass-border);
  border-bottom: none;
  border-radius: 32px 32px 0 0;
  box-shadow: 0 -20px 60px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  padding: 20px 24px 44px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transform: translateY(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.ob-rating-sheet.ob-rating-visible {
  transform: translateY(0);
}

/* drag handle — pill */
.ob-rating-handle {
  width: 36px;
  height: 4px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.15);
  margin-bottom: 20px;
}

.ob-rating-icon {
  font-size: 28px;
  color: var(--amber);
  margin-bottom: 12px;
  letter-spacing: 3px;
}

.ob-rating-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 6px;
}

.ob-rating-sub {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0 0 24px;
  line-height: 1.4;
}

/* Rate button — amber frosted pill */
.ob-rating-btn-primary {
  width: 100%;
  padding: 14px 24px;
  border-radius: var(--radius-pill);
  background: rgba(255, 184, 0, 0.15);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid rgba(255, 184, 0, 0.25);
  box-shadow:
    0 4px 16px rgba(255, 184, 0, 0.15),
    inset 0 0.5px 0 rgba(255, 255, 255, 0.1);
  color: var(--amber);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 10px;
  transition: opacity 0.15s, transform 0.1s;
}
.ob-rating-btn-primary:active { opacity: 0.8; transform: scale(0.985); }

/* Ghost pill */
.ob-rating-btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(var(--glass-saturate));
  border: 1px solid rgba(255, 255, 255, 0.07);
  box-shadow: inset 0 0.5px 0 rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-pill);
  color: var(--text-tertiary);
  font-size: 14px;
  cursor: pointer;
  padding: 9px 24px;
  transition: background 0.15s, color 0.15s;
}
.ob-rating-btn-ghost:active {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

/* ── Light mode overrides ── */
[data-theme="light"] .ob-overlay {
  background: var(--surface-elevated);
}
[data-theme="light"] .ob-overlay::before {
  background: radial-gradient(circle, rgba(141, 159, 255, 0.18) 0%, transparent 70%);
}
[data-theme="light"] .ob-overlay::after {
  background: radial-gradient(circle, rgba(188, 130, 243, 0.12) 0%, transparent 70%);
}
[data-theme="light"] .ob-logo-wrap,
[data-theme="light"] .ob-chip,
[data-theme="light"] .ob-btn-ghost,
[data-theme="light"] .ob-rating-btn-ghost {
  background: rgba(0, 0, 0, 0.03);
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: none;
}
[data-theme="light"] .ob-wordmark,
[data-theme="light"] .ob-features-title,
[data-theme="light"] .ob-rating-title {
  color: var(--text);
}
[data-theme="light"] .ob-tagline,
[data-theme="light"] .ob-chip,
[data-theme="light"] .ob-features-sub,
[data-theme="light"] .ob-feat-text,
[data-theme="light"] .ob-rating-sub {
  color: var(--text-secondary);
}
[data-theme="light"] .ob-col-label,
[data-theme="light"] .ob-feat-check--free,
[data-theme="light"] .ob-price-note,
[data-theme="light"] .ob-btn-ghost,
[data-theme="light"] .ob-legal-note,
[data-theme="light"] .ob-rating-btn-ghost {
  color: var(--text-tertiary);
}
[data-theme="light"] .ob-pro-badge,
[data-theme="light"] .ob-feature-col--pro {
  box-shadow: none;
}
[data-theme="light"] .ob-btn-primary {
  background: var(--text);
  border-color: var(--text);
  color: var(--surface-elevated);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}
[data-theme="light"] .ob-btn-ghost:active,
[data-theme="light"] .ob-rating-btn-ghost:active {
  background: rgba(0, 0, 0, 0.06);
  color: var(--text-secondary);
}
[data-theme="light"] .ob-legal-note a {
  color: var(--text-secondary);
}
[data-theme="light"] .ob-rating-sheet {
  background: var(--surface-elevated);
  border-color: rgba(0, 0, 0, 0.08);
  box-shadow: 0 -20px 60px rgba(0, 0, 0, 0.12);
}
[data-theme="light"] .ob-rating-handle {
  background: rgba(0, 0, 0, 0.2);
}
[data-theme="light"] .ob-rating-btn-primary {
  box-shadow: 0 4px 16px rgba(255, 184, 0, 0.12);
}