/* ═══════════════════════════════════════════════════════════════
   EVIDENT — Onboarding Tour
   
   First-run guided experience for new users.
   Step-by-step spotlight overlay with progress indicator.
   
   Usage:
     <div class="onboarding-tour" data-step="1" data-total="5">
       <div class="onboarding-tour__spotlight">...</div>
       <div class="onboarding-tour__tooltip">...</div>
     </div>
   ═══════════════════════════════════════════════════════════════ */

/* ── Overlay ────────────────────────────────────────────────── */
.onboarding-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgb(0 0 0 / 60%);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 300ms ease,
    visibility 300ms ease;
}

.onboarding-overlay[active] {
  opacity: 1;
  visibility: visible;
}

/* ── Spotlight Cutout ───────────────────────────────────────── */
.onboarding-spotlight {
  position: fixed;
  z-index: 10000;
  border-radius: var(--radius-md, 8px);
  box-shadow: 0 0 0 9999px rgb(0 0 0 / 60%);
  transition: all 400ms cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
}

.onboarding-spotlight::after {
  content: "";
  position: absolute;
  inset: -4px;
  border: 2px solid var(--color-sapphire, #1e40af);
  border-radius: calc(var(--radius-md, 8px) + 4px);
  animation: spotlight-pulse 2s ease-in-out infinite;
}

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

@media (prefers-reduced-motion: reduce) {
  .onboarding-spotlight::after {
    animation: none;
  }
}

/* ── Tooltip ─────────────────────────────────────────────────── */
.onboarding-tooltip {
  position: fixed;
  z-index: 10001;
  width: min(380px, 90vw);
  padding: var(--space-lg, 2rem);
  background: var(--color-surface, #ffffff);
  border: 1px solid color-mix(in srgb, var(--color-on-surface, #0f172a) 10%, transparent);
  border-radius: var(--radius-lg, 12px);
  box-shadow:
    0 20px 40px rgb(0 0 0 / 15%),
    0 0 0 1px color-mix(in srgb, var(--color-on-surface, #0f172a) 5%, transparent);
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 200ms ease,
    transform 200ms ease;
}

.onboarding-tooltip[visible] {
  opacity: 1;
  transform: translateY(0);
}

/* ── Progress Bar ────────────────────────────────────────────── */
.onboarding-progress {
  display: flex;
  gap: 0.375rem;
  margin-block-end: var(--space-md, 1rem);
}

.onboarding-progress__dot {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: color-mix(in srgb, var(--color-on-surface, #0f172a) 12%, transparent);
  transition:
    background 200ms ease,
    transform 200ms ease;
}

.onboarding-progress__dot--active {
  background: var(--color-sapphire, #1e40af);
  transform: scale(1.25);
}

.onboarding-progress__dot--completed {
  background: var(--color-emerald, #059669);
}

/* ── Step Content ────────────────────────────────────────────── */
.onboarding-step-number {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-sapphire, #1e40af);
  margin-block-end: 0.25rem;
}

.onboarding-title {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  font-weight: 700;
  color: var(--color-on-surface, #0f172a);
  line-height: 1.3;
  margin: 0 0 0.5rem;
}

.onboarding-description {
  font-size: 0.9375rem;
  color: var(--color-on-surface-muted, #64748b);
  line-height: 1.6;
  margin: 0 0 var(--space-lg, 1.5rem);
}

/* ── Actions ─────────────────────────────────────────────────── */
.onboarding-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.onboarding-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md, 8px);
  font-size: 0.875rem;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: all 150ms ease;
}

.onboarding-btn--primary {
  background: linear-gradient(135deg, var(--color-sapphire, #1e40af), var(--color-emerald, #059669));
  color: white;
  box-shadow: 0 2px 8px color-mix(in srgb, var(--color-sapphire, #1e40af) 25%, transparent);
}

.onboarding-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px color-mix(in srgb, var(--color-sapphire, #1e40af) 35%, transparent);
}

.onboarding-btn--secondary {
  background: transparent;
  color: var(--color-on-surface-muted, #64748b);
  border: 1px solid color-mix(in srgb, var(--color-on-surface, #0f172a) 12%, transparent);
}

.onboarding-btn--secondary:hover {
  background: color-mix(in srgb, var(--color-on-surface, #0f172a) 4%, transparent);
  color: var(--color-on-surface, #0f172a);
}

.onboarding-btn--skip {
  background: transparent;
  color: var(--color-on-surface-muted, #64748b);
  font-weight: 400;
  font-size: 0.8125rem;
  padding: 0.375rem 0.75rem;
}

.onboarding-btn--skip:hover {
  color: var(--color-on-surface, #0f172a);
}

.onboarding-btn:focus-visible {
  outline: 2px solid var(--color-sapphire, #1e40af);
  outline-offset: 2px;
}

/* ── Arrow ───────────────────────────────────────────────────── */
.onboarding-tooltip::before {
  content: "";
  position: absolute;
  width: 0.75rem;
  height: 0.75rem;
  background: var(--color-surface, #ffffff);
  border: 1px solid color-mix(in srgb, var(--color-on-surface, #0f172a) 10%, transparent);
  transform: rotate(45deg);
}

.onboarding-tooltip[data-position="bottom"]::before {
  top: -5px;
  left: 50%;
  translate: -50% 0;
  border-right: none;
  border-bottom: none;
}

.onboarding-tooltip[data-position="top"]::before {
  bottom: -5px;
  left: 50%;
  translate: -50% 0;
  border-left: none;
  border-top: none;
}

.onboarding-tooltip[data-position="right"]::before {
  left: -5px;
  top: 50%;
  translate: 0 -50%;
  border-top: none;
  border-right: none;
}

.onboarding-tooltip[data-position="left"]::before {
  right: -5px;
  top: 50%;
  translate: 0 -50%;
  border-bottom: none;
  border-left: none;
}

/* ── Dark Mode ──────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  .onboarding-tooltip {
    background: var(--color-surface, oklch(15% 0.02 260));
    border-color: color-mix(in srgb, var(--color-on-surface, #e2e8f0) 15%, transparent);
    box-shadow:
      0 20px 40px rgb(0 0 0 / 30%),
      0 0 0 1px color-mix(in srgb, var(--color-on-surface, #e2e8f0) 8%, transparent);
  }

  .onboarding-tooltip::before {
    background: var(--color-surface, oklch(15% 0.02 260));
    border-color: color-mix(in srgb, var(--color-on-surface, #e2e8f0) 15%, transparent);
  }

  .onboarding-title {
    color: var(--color-on-surface, #e2e8f0);
  }

  .onboarding-description {
    color: var(--color-on-surface-muted, #94a3b8);
  }

  .onboarding-progress__dot {
    background: color-mix(in srgb, var(--color-on-surface, #e2e8f0) 15%, transparent);
  }

  .onboarding-btn--secondary {
    border-color: color-mix(in srgb, var(--color-on-surface, #e2e8f0) 15%, transparent);
    color: var(--color-on-surface-muted, #94a3b8);
  }

  .onboarding-btn--secondary:hover {
    background: color-mix(in srgb, var(--color-on-surface, #e2e8f0) 6%, transparent);
    color: var(--color-on-surface, #e2e8f0);
  }
}

[data-theme="dark"] .onboarding-tooltip {
  background: var(--color-surface, oklch(15% 0.02 260));
  border-color: color-mix(in srgb, var(--color-on-surface, #e2e8f0) 15%, transparent);
}

[data-theme="dark"] .onboarding-tooltip::before {
  background: var(--color-surface, oklch(15% 0.02 260));
  border-color: color-mix(in srgb, var(--color-on-surface, #e2e8f0) 15%, transparent);
}

[data-theme="dark"] .onboarding-title {
  color: var(--color-on-surface, #e2e8f0);
}

[data-theme="dark"] .onboarding-description {
  color: var(--color-on-surface-muted, #94a3b8);
}

/* ── Reduced Motion ─────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .onboarding-overlay,
  .onboarding-tooltip,
  .onboarding-spotlight {
    transition: none;
  }

  .onboarding-spotlight::after {
    animation: none;
  }
}