/* =========================================================
   BASE.CSS
   Global reset, design tokens (CSS variables), typography,
   and shared utility classes (.container, .btn, .section-title)
   used by every section. Load this file first.
   ========================================================= */

/* ---------- Reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }

/* ---------- Design tokens ---------- */
:root {
  --red: #e6303e;
  --red-dark: #c8202e;
  --dark: #111827;
  --gray-700: #374151;
  --gray-500: #6b7280;
  --gray-300: #d1d5db;
  --gray-100: #f3f4f6;
  --bg-soft: #fafafa;
  --green: #16a34a;
  --green-bg: #dcfce7;
  --yellow: #ca8a04;
  --yellow-bg: #fef9c3;
  --orange: #ea580c;
  --orange-bg: #ffedd5;
  --blue: #2563eb;
  --blue-bg: #dbeafe;
  --purple: #7c3aed;
  --purple-bg: #ede9fe;
  --pink: #db2777;
  --pink-bg: #fce7f3;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 2px 10px rgba(17, 24, 39, 0.06);
  --shadow-card-lg: 0 10px 30px rgba(17, 24, 39, 0.08);
}

/* ---------- Base elements ---------- */
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--dark);
  background: #fff;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select { font-family: inherit; }

img, svg { display: block; max-width: 100%; }

:focus-visible {
  outline: 2px solid var(--red);
  outline-offset: 2px;
}

/* ---------- Shared: section title ---------- */
.section-title {
  text-align: center;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 8px;
  position: relative;
}
.section-title::after {
  content: "";
  display: block;
  width: 46px;
  height: 3px;
  background: var(--red);
  margin: 10px auto 34px;
  border-radius: 2px;
}

/* ---------- Shared: buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  cursor: pointer;
}
.btn-primary {
  background: var(--red);
  color: #fff;
  border: 1px solid var(--red);
}
.btn-primary:hover { background: var(--red-dark); transform: translateY(-1px); box-shadow: 0 8px 18px rgba(230,48,62,0.28); }
.btn-outline {
  background: #fff;
  color: var(--red);
  border: 1.5px solid var(--red);
}
.btn-outline:hover { background: #fff5f5; transform: translateY(-1px); }
.btn-block { width: 100%; }

/* ---------- Accessibility ---------- */
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}