/* style.css — IsClaudePromo design system */

/* =========================================================================
   Custom properties — Light mode (default)
   ========================================================================= */
:root {
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body:    'Inter', sans-serif;
  --font-mono:    'JetBrains Mono', monospace;

  --bg-primary:   #f5f6fa;
  --bg-secondary: #ecedf5;
  --bg-card:      #ffffff;

  --text-primary:   #1a1b2e;
  --text-secondary: #6c6e82;

  --accent:      #4f5bd5;
  --accent-soft: #e8eaf6;
  --border:      #d8dae5;

  --boost-color: #2d8b56;
  --peak-color:  #8b8d9e;

  --radius-card:    16px;
  --radius-pill:    999px;
  --gap-grid:       1.5rem;
  --progress-height: 6px;
  --transition-fast: 0.2s ease;
}

/* =========================================================================
   Reset + base
   ========================================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100dvh;
}

/* =========================================================================
   Disclaimer
   ========================================================================= */
.disclaimer {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  text-align: center;
  font-family: var(--font-body);
  font-size: 0.6875rem;
  color: var(--text-secondary);
  opacity: 0.5;
  padding: 0.4rem 1rem;
  z-index: 10;
}

/* =========================================================================
   Hero
   ========================================================================= */
.hero {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1.5rem;
  background-color: var(--bg-primary);
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
  max-width: 540px;
  width: 100%;
}

/* Status label */
.status-label {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

[data-state="boost"] .status-label {
  color: var(--boost-color);
}

[data-state="peak"] .status-label {
  color: var(--peak-color);
}

[data-state="before"] .status-label,
[data-state="ended"] .status-label {
  color: var(--text-secondary);
}

/* Timer */
.timer {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(3rem, 10vw, 6rem);
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}

/* Timer subtitle */
.timer-subtitle {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--text-secondary);
  min-height: 1.4em;
}

/* Progress bar */
.progress-track {
  width: 100%;
  height: var(--progress-height);
  background-color: var(--bg-secondary);
  border-radius: var(--radius-pill);
  overflow: hidden;
  margin-top: 0.25rem;
}

.progress-fill {
  height: 100%;
  border-radius: var(--radius-pill);
  background-color: var(--boost-color);
  width: 0%;
  transition: width 1s linear, background-color var(--transition-fast);
}

.progress-fill.peak {
  background-color: var(--peak-color);
}

.progress-fill.boost {
  background-color: var(--boost-color);
}

@media (prefers-reduced-motion: reduce) {
  .progress-fill {
    transition: background-color var(--transition-fast);
  }
}

/* Local time */
.local-time {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  opacity: 0.8;
}

/* =========================================================================
   Bento grid
   ========================================================================= */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--gap-grid);
  max-width: 860px;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

@media (max-width: 640px) {
  .bento-grid {
    grid-template-columns: 1fr;
  }
}

/* =========================================================================
   Cards
   ========================================================================= */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

/* Schedule card */
.schedule-rows {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.schedule-row {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.schedule-label {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}

.schedule-detail {
  font-size: 0.9375rem;
  color: var(--text-primary);
}

/* Plans card */
.plan-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.plan-badge {
  display: inline-block;
  padding: 0.25rem 0.875rem;
  border-radius: var(--radius-pill);
  background-color: var(--accent-soft);
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 600;
}

.plans-note {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  font-style: italic;
}

/* How it works card */
.how-description {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Period card */
.period-dates {
  font-family: var(--font-heading);
  font-size: 1rem;
  color: var(--text-primary);
}

.period-remaining {
  font-size: 0.9375rem;
  color: var(--accent);
  font-weight: 500;
  min-height: 1.4em;
}

/* =========================================================================
   Hero CTA (discrete download)
   ========================================================================= */
.hero-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  opacity: 0.75;
  transition: opacity var(--transition-fast);
}

.hero-cta:hover {
  opacity: 1;
}

.cta-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--bg-card);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.cta-link:hover {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.cta-apple-logo {
  flex-shrink: 0;
}

.cta-tagline {
  font-size: 0.6875rem;
  color: var(--text-secondary);
  opacity: 0.7;
  max-width: 300px;
  text-align: center;
  line-height: 1.4;
}

/* Scroll-down arrow */
.scroll-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2rem;
  color: var(--text-secondary);
  opacity: 0.4;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  animation: bounce 2s ease infinite;
}

.scroll-arrow:hover {
  opacity: 0.8;
  transform: translateY(2px);
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

@media (prefers-reduced-motion: reduce) {
  .scroll-arrow { animation: none; }
}

/* =========================================================================
   Context section (SEO)
   ========================================================================= */
.context-section {
  max-width: 680px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

.context-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.3;
}

.context-body {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.context-body p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.75;
  opacity: 0.85;
}

.context-note {
  font-size: 0.8125rem;
  font-style: italic;
  opacity: 0.7;
}

.context-source {
  margin-top: 0.5rem;
}

.context-source a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
}

.context-source a:hover {
  text-decoration: underline;
}

/* =========================================================================
   Footer
   ========================================================================= */
.site-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.5rem 1rem 2rem;
  border-top: 1px solid var(--border);
}

.footer-separator {
  color: var(--text-secondary);
  opacity: 0.4;
}

.footer-link {
  font-size: 0.875rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--accent);
  text-decoration: underline;
}

/* =========================================================================
   No-JS banner
   ========================================================================= */
.noscript-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--accent);
  color: #fff;
  text-align: center;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  z-index: 999;
}

/* =========================================================================
   Focus-visible accessibility
   ========================================================================= */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}