@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --crimson: #841617;
  --crimson-dark: #6b1112;
  --crimson-light: #a93234;
  --crimson-subtle: #fdf2f2;
  --cream: #fdf5e6;
  --cream-dark: #f0e4d0;
  --surface: #ffffff;
  --bg: #fdf5e6;
  --bg-gradient: linear-gradient(160deg, #fdf5e6 0%, #faf0db 40%, #f8ece0 100%);
  --text: #2c1810;
  --text-secondary: #5c4a42;
  --text-muted: #9a8a80;
  --border: #e0d5c8;
  --border-light: #efe8de;
  --success: #166534;
  --success-bg: #f0fdf4;
  --danger: #b91c1c;
  --danger-bg: #fef2f2;
  --warning: #92400e;
  --warning-bg: #fffbeb;
  --shadow-sm: 0 1px 2px rgba(44,24,16,0.04);
  --shadow-md: 0 4px 6px -1px rgba(44,24,16,0.06), 0 2px 4px -2px rgba(44,24,16,0.04);
  --shadow-lg: 0 10px 25px -3px rgba(44,24,16,0.08), 0 4px 10px -4px rgba(44,24,16,0.04);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--crimson-dark), var(--crimson), var(--crimson-light));
  z-index: 100;
}

body::after {
  content: '';
  position: fixed;
  bottom: -60px;
  right: -60px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(132,22,23,0.03) 0%, transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 24px 80px;
}

@media (max-width: 640px) {
  .container { padding: 24px 16px 60px; }
}

header {
  text-align: center;
  padding: 24px 0 40px;
  animation: fadeInDown 0.5s ease-out;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

header::before {
  display: none;
}

header h1 {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: 32px;
  font-weight: 400;
  color: var(--crimson);
  letter-spacing: -0.5px;
  margin-bottom: 8px;
  line-height: 1.2;
}

header::after {
  content: '';
  display: block;
  width: 48px;
  height: 2px;
  background: var(--crimson);
  margin: 16px auto 0;
  border-radius: 1px;
}

.subtitle {
  color: var(--text-secondary);
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 0.01em;
}

.card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 32px;
  margin-bottom: 20px;
  border: 1px solid var(--border-light);
  animation: fadeInUp 0.4s ease-out;
  transition: box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--crimson);
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card:hover::before {
  opacity: 1;
}

.card h2 {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: 22px;
  font-weight: 400;
  color: var(--crimson-dark);
  margin-bottom: 12px;
  letter-spacing: -0.3px;
}

.card p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

.primary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--crimson);
  border: none;
  color: #ffffff;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 600;
  font-size: 15px;
  font-family: inherit;
  letter-spacing: 0.01em;
  transition: all var(--transition);
  box-shadow: 0 2px 8px rgba(132,22,23,0.2);
  position: relative;
  overflow: hidden;
}

.primary-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255,255,255,0.08));
  opacity: 0;
  transition: opacity var(--transition);
}

.primary-btn:hover {
  background: var(--crimson-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(132,22,23,0.3);
}

.primary-btn:hover::after {
  opacity: 1;
}

.primary-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(132,22,23,0.15);
}

.primary-btn:focus-visible {
  outline: 2px solid var(--crimson-light);
  outline-offset: 2px;
}

.accent-btn {
  background: var(--crimson);
}

.accent-btn:hover {
  background: var(--crimson-dark);
}

.secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  color: var(--text-secondary);
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-weight: 500;
  font-size: 15px;
  font-family: inherit;
  transition: all var(--transition);
}

.secondary-btn:hover {
  border-color: var(--crimson-light);
  color: var(--crimson);
  background: var(--crimson-subtle);
}

.secondary-btn:focus-visible {
  outline: 2px solid var(--crimson-light);
  outline-offset: 2px;
}

.btn-row {
  margin-top: 24px;
  display: flex;
  gap: 12px;
  align-items: center;
}

.error {
  color: var(--danger);
  background: var(--danger-bg);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(185,28,28,0.12);
  margin-bottom: 16px;
  font-weight: 500;
  font-size: 14px;
  min-height: 0;
  display: none;
  animation: fadeIn 0.3s ease-out;
}

.error:not(:empty) {
  display: block;
}

.hidden { display: none !important; }

.progress-bar {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-bottom: 28px;
  animation: fadeIn 0.3s ease-out;
}

.progress-bar > div {
  flex: 1;
}

.progress-step {
  height: 3px;
  border-radius: 2px;
  background: var(--border);
  transition: background var(--transition);
}

.progress-step.active {
  background: var(--crimson);
}

.progress-step.completed {
  background: var(--crimson-light);
}

.step-label {
  font-size: 11px;
  color: var(--text-muted);
  text-align: center;
  margin-top: 6px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.step-label.active {
  color: var(--crimson);
}

.step-label.completed {
  color: var(--crimson-light);
}