/* ==========================================================================
   Doxablox — Card Sequences (all three paths)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Stage / main layout
   -------------------------------------------------------------------------- */
.stage {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 1.5rem 3rem; /* top pad clears nav */
  gap: 2rem;
}

/* --------------------------------------------------------------------------
   Opening-sequence elements — transitions applied by main.js
   -------------------------------------------------------------------------- */
.truth-text,
.why-text {
  transition:
    opacity var(--duration-fade) var(--easing-default),
    transform var(--duration-fade) var(--easing-default);
}

.visual-dots {
  transition: opacity var(--duration-fade) var(--easing-default),
              transform var(--duration-fade) var(--easing-default);
}

.path-buttons {
  transition: opacity var(--duration-fade) var(--easing-default),
              transform var(--duration-fade) var(--easing-default);
}

/* --------------------------------------------------------------------------
   Path sections
   -------------------------------------------------------------------------- */
.path-section {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 5rem 1.5rem 6rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-fade) var(--easing-default);
  overflow-y: auto;
  z-index: 10;
}

.path-section.is-active {
  opacity: 1;
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   Card sequence container
   -------------------------------------------------------------------------- */
.card-sequence {
  position: relative;
  width: 100%;
  max-width: 480px;
  min-height: 260px;
}

/* Developer sequence is wider and stacks vertically */
.card-sequence--dev {
  max-width: 680px;
  min-height: unset;
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
  padding-bottom: 4rem;
}

/* --------------------------------------------------------------------------
   Individual cards
   -------------------------------------------------------------------------- */
.card {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  text-align: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition:
    opacity 350ms var(--easing-default),
    transform 350ms var(--easing-default);
}

.card.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.card.is-exiting {
  opacity: 0;
  transform: translateY(-12px);
  pointer-events: none;
}

/* Developer cards are static (not stacked/absolute) */
.card--dev {
  position: static;
  opacity: 1;
  pointer-events: auto;
  transform: none;
  align-items: flex-start;
  text-align: left;
  gap: 1rem;
}

/* --------------------------------------------------------------------------
   Card typography
   -------------------------------------------------------------------------- */
.card__title {
  font-family: var(--font-body);
  font-size: clamp(0.75rem, 1.5vw, 0.875rem);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: -0.25rem;
}

.card__body {
  font-size: clamp(1.125rem, 3vw, 1.5rem);
  line-height: 1.5;
  color: var(--color-fg);
  max-width: 480px;
}

/* Intro card body — larger, centred */
.card__body--intro {
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  text-align: left;
}

/* Note text (e.g. "Save the session token") */
.card__note {
  font-size: 0.8125rem;
  color: var(--color-accent);
  letter-spacing: 0.02em;
  opacity: 0.9;
  margin-bottom: -0.25rem;
}

.card__hint {
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-nav-link, #9E9A94);
  opacity: 0.7;
  animation: hint-pulse 2.5s ease-in-out infinite;
}

/* --------------------------------------------------------------------------
   Power user path — expand toggle
   -------------------------------------------------------------------------- */
.card--power .card__body {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  font-weight: 500;
  letter-spacing: -0.01em;
}

.card__expand-btn {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--color-nav-link, #9E9A94);
  font-family: var(--font-body);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.4rem 0.9rem;
  border-radius: 3px;
  cursor: pointer;
  transition:
    color 180ms var(--easing-default),
    border-color 180ms var(--easing-default);
}

.card__expand-btn:hover,
.card__expand-btn:focus-visible {
  color: var(--color-fg);
  border-color: rgba(255, 255, 255, 0.4);
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.card__expand-btn[aria-expanded="true"] {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Detail panel (collapsed by default) */
.card__detail {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition:
    max-height 300ms var(--easing-default),
    opacity 300ms var(--easing-default);
  text-align: left;
  border-left: 2px solid var(--color-accent);
  padding-left: 1rem;
}

.card__detail[aria-hidden="false"] {
  max-height: 200px;
  opacity: 1;
}

.card__detail p {
  font-size: 0.875rem;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.7);
}

/* --------------------------------------------------------------------------
   CTA buttons
   -------------------------------------------------------------------------- */
.cta-btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  padding: 0.75rem 1.75rem;
  border-radius: 4px;
  transition:
    background-color 200ms var(--easing-default),
    color 200ms var(--easing-default),
    box-shadow 200ms var(--easing-default);
  cursor: pointer;
  border: 2px solid transparent;
}

.cta-btn--primary {
  background-color: var(--color-accent);
  color: #0B0B0B;
  border-color: var(--color-accent);
}

.cta-btn--primary:hover,
.cta-btn--primary:focus-visible {
  background-color: #D4B87A;
  border-color: #D4B87A;
  box-shadow: 0 0 0 3px rgba(200, 169, 110, 0.3);
  outline: none;
}

.cta-btn--secondary {
  background-color: transparent;
  color: var(--color-fg);
  border-color: rgba(255, 255, 255, 0.25);
}

.cta-btn--secondary:hover,
.cta-btn--secondary:focus-visible {
  border-color: rgba(255, 255, 255, 0.6);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
  outline: none;
}

.card__cta-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.5rem;
}

/* Developer CTA group — left-aligned */
.card--dev .card__cta-group {
  justify-content: flex-start;
  margin-top: 1rem;
}

/* --------------------------------------------------------------------------
   Developer path — intro card
   -------------------------------------------------------------------------- */
.card--dev-intro {
  border-left: 3px solid var(--color-accent);
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
}

/* --------------------------------------------------------------------------
   Developer path — code blocks
   -------------------------------------------------------------------------- */
.card--dev .card__body {
  font-size: clamp(0.9375rem, 2vw, 1.125rem);
  font-weight: 400;
}

.code-block-wrap {
  position: relative;
  width: 100%;
  text-align: left;
}

.code-block {
  display: block;
  width: 100%;
  background: #161616;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 1rem 3rem 1rem 1.25rem; /* right pad for copy button */
  font-family: 'Menlo', 'Consolas', 'Monaco', 'Courier New', monospace;
  font-size: 0.8125rem;
  line-height: 1.65;
  color: #E8E4DC;
  overflow-x: auto;
  white-space: pre;
  tab-size: 2;
  /* Scrollbar styling */
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.12) transparent;
}

.code-block::-webkit-scrollbar {
  height: 4px;
}
.code-block::-webkit-scrollbar-track {
  background: transparent;
}
.code-block::-webkit-scrollbar-thumb {
  background: rgba(255,255,255,0.12);
  border-radius: 2px;
}

/* Focus ring for keyboard users */
.code-block:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   Syntax highlighting
   -------------------------------------------------------------------------- */
.hl-string  { color: var(--color-accent, #C8A96E); }
.hl-keyword { color: #7BA7BC; }
.hl-comment { color: #6B7280; font-style: italic; }

/* --------------------------------------------------------------------------
   Copy button — icon variant
   -------------------------------------------------------------------------- */
.copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-nav-link, #9E9A94);
  border-radius: 4px;
  cursor: pointer;
  transition:
    color 150ms var(--easing-default),
    background 150ms var(--easing-default),
    border-color 150ms var(--easing-default);
  padding: 0;
  line-height: 0;
}

.copy-btn:hover,
.copy-btn:focus-visible {
  color: var(--color-fg);
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.copy-btn.is-copied {
  color: #6FCF97;
  border-color: rgba(111, 207, 151, 0.4);
  background: rgba(111, 207, 151, 0.08);
}

/* --------------------------------------------------------------------------
   Site footer
   -------------------------------------------------------------------------- */
.site-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: 1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: var(--color-bg);

  /* Hidden until path chosen */
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition:
    opacity 400ms var(--easing-default),
    transform 400ms var(--easing-default);
}

.site-footer.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

/* Also show footer when data-path is set (CSS fallback) */
[data-path] .site-footer {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.site-footer__nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.site-footer__link {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-nav-link, #9E9A94);
  text-decoration: none;
  border-radius: 2px;
  outline-offset: 3px;
  transition: color 180ms var(--easing-default);
}

.site-footer__link:hover {
  color: var(--color-fg);
}

.site-footer__link:focus-visible {
  color: var(--color-fg);
  outline: 2px solid var(--color-accent);
}

.site-footer__copy {
  font-size: 0.6875rem;
  color: rgba(255, 255, 255, 0.25);
  white-space: nowrap;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Noscript fallback
   -------------------------------------------------------------------------- */
.noscript-fallback {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  background: var(--color-bg);
}

.noscript-content {
  max-width: 560px;
  text-align: center;
}

.noscript-wordmark {
  font-family: var(--font-brand);
  font-size: clamp(2.5rem, 8vw, 5rem);
  color: var(--color-fg);
  letter-spacing: -0.04em;
  margin-bottom: 1.5rem;
}

.noscript-tagline {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-accent);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.noscript-body {
  font-size: 1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 2rem;
}

.noscript-nav {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.noscript-nav a {
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-nav-link);
  text-decoration: none;
  transition: color 180ms ease;
}

.noscript-nav a:hover,
.noscript-nav a:focus-visible {
  color: var(--color-fg);
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   Mobile — 375px
   -------------------------------------------------------------------------- */
@media (max-width: 480px) {
  .card-sequence--dev {
    gap: 2rem;
  }

  .code-block {
    font-size: 0.75rem;
    padding: 0.875rem 2.75rem 0.875rem 1rem;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
  }

  .site-footer__nav {
    gap: 1rem;
  }

  .card__cta-group {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-btn {
    text-align: center;
  }
}

/* --------------------------------------------------------------------------
   Reduced motion
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .card,
  .card__detail,
  .card__expand-btn,
  .cta-btn,
  .code-block,
  .copy-btn,
  .path-section,
  .truth-text,
  .why-text,
  .visual-dots,
  .path-buttons,
  .site-footer,
  .site-nav {
    transition: none;
  }

  .card__hint {
    animation: none;
    opacity: 0.6;
  }
}