/* ============================================================
   BASE RESET + TYPOGRAPHY
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color 0.25s, color 0.25s;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
table { border-collapse: collapse; width: 100%; }

h1,h2,h3,h4,h5,h6 {
  text-wrap: balance;
  line-height: 1.2;
  font-family: var(--font-display);
  color: var(--color-text);
}

p, li, figcaption {
  text-wrap: pretty;
  max-width: 68ch;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-primary-hover); }

::selection {
  background: color-mix(in oklab, var(--color-primary) 20%, transparent);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ── Utility classes ──────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 5vw, var(--space-12));
}
.container--narrow { max-width: var(--content-narrow); }
.container--default { max-width: var(--content-default); }

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.section-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-3);
}

.section-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section-body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 60ch;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  letter-spacing: 0.01em;
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-gold {
  background: var(--color-gold);
  color: #fff;
}
.btn-gold:hover {
  background: var(--color-gold-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-outline:hover {
  background: var(--color-primary-light);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
}
.btn-ghost:hover {
  color: var(--color-text);
  background: var(--color-surface-2);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* ── App Store badges ─────────────────────────────────────── */
.store-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
  margin-top: var(--space-4);
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: var(--radius-md);
  font-size: var(--text-xs);
  font-weight: 600;
  text-decoration: none;
  transition: all var(--transition);
  letter-spacing: 0.02em;
}
.store-badge:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}
.store-badge svg { flex-shrink: 0; }

/* ── Tags / Pills ─────────────────────────────────────────── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--color-primary);
}

/* ── Feature grid ─────────────────────────────────────────── */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.feature-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.1rem;
}

.feature-item h4 {
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-body);
  margin-bottom: 2px;
  color: var(--color-text);
}
.feature-item p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
  max-width: none;
}

/* ── Text utilities ──────────────────────────────────────── */
.text-display {
  font-size: var(--text-xl);
  font-weight: 700;
  font-family: var(--font-display);
  color: var(--color-text);
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

.text-muted {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin-bottom: var(--space-6);
}

.gradient-text {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gold) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Button variants (extended) ───────────────────────────── */
.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn-secondary {
  background: var(--color-surface);
  color: var(--color-primary);
  border: 1.5px solid var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-primary-light);
  color: var(--color-primary);
  transform: translateY(-1px);
}

.btn-ghost-white {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.55);
}
.btn-ghost-white:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.85);
  transform: translateY(-1px);
}

/* ── Divider ──────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--color-divider);
  margin-block: var(--space-12);
}

/* ── Grid helpers ─────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

@media (max-width: 900px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}