/* src/web/storefront/styles.css */
:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #334155;
  --text-primary: #f8fafc;
  --text-muted: #cbd5e1;
  --text-dim: #94a3b8;
  --accent: #38bdf8;
  --accent-hover: #0284c7;
  --accent-green: #22c55e;
  --accent-red: #ef4444;
  --border-color: #475569;
  --focus-ring: #60a5fa;
  --radius: 8px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.5rem;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
}

nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

button {
  cursor: pointer;
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all 0.2s ease-in-out;
}

button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
}

.btn-lang {
  background-color: var(--bg-card);
  color: var(--text-primary);
  border-color: var(--border-color);
}

.btn-primary {
  background-color: var(--accent);
  color: #0f172a;
  font-weight: 600;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  color: #ffffff;
}

.btn-success {
  background-color: var(--accent-green);
  color: #0f172a;
  font-weight: 600;
}

.btn-danger {
  background-color: var(--accent-red);
  color: #ffffff;
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-muted);
  border-color: var(--border-color);
}

main {
  flex: 1;
  max-width: 1200px;
  margin: 1.5rem auto;
  padding: 0 1rem;
  width: 100%;
}

.hero {
  text-align: center;
  padding: 1.5rem 0 2rem;
}

.hero h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.hero p {
  color: var(--text-dim);
  font-size: 1.1rem;
}

.step-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.step-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Titles Grid */
.titles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1rem;
}

.title-card {
  background-color: var(--bg-card);
  border: 2px solid transparent;
  border-radius: var(--radius);
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  transition: transform 0.15s, border-color 0.15s;
}

.title-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.title-card.selected {
  border-color: var(--accent);
  background-color: #1e3a5f;
}

.title-icon {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  object-fit: cover;
  margin-bottom: 0.5rem;
  background-color: var(--bg-secondary);
}

.title-name {
  font-size: 0.95rem;
  font-weight: 600;
}

.title-pub {
  font-size: 0.75rem;
  color: var(--text-dim);
}

/* Denomination Grid */
.denoms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}

.denom-card {
  background-color: var(--bg-card);
  border: 2px solid transparent;
  border-radius: var(--radius);
  padding: 1rem;
  cursor: pointer;
  transition: all 0.15s;
}

.denom-card:hover {
  border-color: var(--accent);
}

.denom-card.selected {
  border-color: var(--accent);
  background-color: #1e3a5f;
}

.denom-face {
  font-size: 1.25rem;
  font-weight: 700;
  color: #38bdf8;
}

.denom-vat {
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* Inputs */
.form-group {
  margin-bottom: 1rem;
}

label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--text-muted);
}

input[type="text"], input[type="tel"], select {
  width: 100%;
  max-width: 450px;
  padding: 0.75rem 1rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 1rem;
}

.verify-badge {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
  font-size: 0.85rem;
}

.badge-success {
  background-color: #14532d;
  color: #4ade80;
}

.badge-error {
  background-color: #7f1d1d;
  color: #f87171;
}

/* Modal Dialog */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  z-index: 100;
}

.modal-overlay.active {
  display: flex;
}

.modal-content {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 2rem;
  max-width: 500px;
  width: 100%;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

.modal-header {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.modal-subtitle {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}

.price-summary {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 1rem;
  margin: 1rem 0;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.summary-row.total {
  border-top: 1px solid var(--border-color);
  padding-top: 0.5rem;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--accent);
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.checkbox-group input {
  margin-top: 0.2rem;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 1.5rem;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* Mobile responsive breakpoints */
@media (max-width: 640px) {
  .hero h1 {
    font-size: 1.5rem;
  }
  .titles-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .denoms-grid {
    grid-template-columns: 1fr;
  }
  .modal-content {
    padding: 1.25rem;
  }
}