:root {
  --color-primary: #1A3A5C;
  --color-primary-dark: #0F2740;
  --color-primary-light: #3F6488;
  --color-accent: #00A389;

  --color-background: #F4F6F9;
  --color-surface: #FFFFFF;
  --color-outline: #E0E4EA;

  --text-primary: #1A1F26;
  --text-secondary: #6B7785;
  --text-on-primary: #FFFFFF;

  --free-badge-bg: #1FA855;
  --premium-badge-bg: #7C3AED;

  --banner-start: #FF8A00;
  --banner-end: #FF5A5F;

  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-card: 0 4px 18px rgba(15, 39, 64, 0.08);
  --shadow-card-hover: 0 10px 28px rgba(15, 39, 64, 0.14);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-primary);
  background: var(--color-background);
  line-height: 1.5;
}

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 20px;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-outline);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--color-primary);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-primary);
  color: var(--text-on-primary);
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}

.btn-outline {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--text-on-primary);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--text-on-primary);
}

.btn-accent:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(0, 163, 137, 0.35);
}

.btn-block {
  width: 100%;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--text-on-primary);
  padding: 56px 0 40px;
}

.hero-inner {
  text-align: center;
}

.hero h1 {
  font-size: clamp(28px, 4vw, 42px);
  margin: 0 0 14px;
  font-weight: 800;
}

.hero p {
  max-width: 680px;
  margin: 0 auto 28px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 16px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 36px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-stat strong {
  font-size: 28px;
  font-weight: 800;
}

.hero-stat span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Toolbar */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 28px 0 18px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  border: 1px solid var(--color-outline);
  background: var(--color-surface);
  color: var(--text-secondary);
  border-radius: 999px;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.chip:hover {
  border-color: var(--color-primary-light);
  color: var(--color-primary);
}

.chip.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--text-on-primary);
}

.search-input {
  flex: 1 1 220px;
  max-width: 280px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--color-outline);
  background: var(--color-surface);
  font-size: 14px;
  color: var(--text-primary);
}

.search-input:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

.status-line {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 0 0 16px;
}

/* Product grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 20px;
  padding-bottom: 24px;
}

.product-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.product-thumb-wrap {
  position: relative;
  aspect-ratio: 3 / 2;
  background: var(--color-outline);
  overflow: hidden;
}

.product-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.badge {
  position: absolute;
  top: 10px;
  left: 10px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-on-primary);
  padding: 5px 10px;
  border-radius: 999px;
}

.badge-free {
  background: var(--free-badge-bg);
}

.badge-premium {
  background: var(--premium-badge-bg);
}

.product-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.product-category {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
}

.product-title {
  font-size: 16px;
  font-weight: 700;
  margin: 0;
  color: var(--text-primary);
}

.product-desc {
  font-size: 13px;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-footer {
  margin-top: auto;
  padding-top: 8px;
}

.lock-note {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 700;
  color: var(--premium-badge-bg);
}

/* App CTA */
.app-cta {
  background: linear-gradient(120deg, var(--banner-start) 0%, var(--banner-end) 100%);
  color: var(--text-on-primary);
  margin-top: 12px;
}

.app-cta-inner {
  text-align: center;
  padding: 48px 0;
}

.app-cta h2 {
  margin: 0 0 12px;
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 800;
}

.app-cta p {
  max-width: 660px;
  margin: 0 auto 20px;
  color: rgba(255, 255, 255, 0.92);
  font-size: 15px;
}

.app-cta-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.5);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* Footer */
.site-footer {
  padding: 28px 0 40px;
  text-align: center;
  color: var(--text-secondary);
  font-size: 13px;
}

/* Modal */
.modal-overlay[hidden] {
  display: none;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 39, 64, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 50;
}

.modal {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  max-width: 640px;
  width: 100%;
  max-height: 86vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: var(--color-background);
  color: var(--text-primary);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  z-index: 5;
}

.modal-body {
  padding: 24px;
}

.modal-thumb {
  width: 100%;
  border-radius: var(--radius-md);
  margin-bottom: 16px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: var(--color-outline);
}

.modal-screens {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  margin: 14px 0;
  padding-bottom: 4px;
}

.modal-screens img {
  height: 110px;
  border-radius: 8px;
  flex-shrink: 0;
  object-fit: cover;
  background: var(--color-outline);
}

.modal-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 16px 0;
  font-size: 13px;
}

.modal-meta div strong {
  display: block;
  color: var(--text-secondary);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.premium-note {
  background: #F4ECFE;
  border: 1px solid #E0CCFB;
  color: #5B21B6;
  border-radius: var(--radius-md);
  padding: 14px;
  font-size: 13px;
  font-weight: 600;
}

.empty-state {
  text-align: center;
  color: var(--text-secondary);
  padding: 40px 0;
}

@media (max-width: 600px) {
  .header-inner {
    height: 56px;
  }

  .hero {
    padding: 40px 0 32px;
  }

  .hero-stats {
    gap: 22px;
  }

  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .search-input {
    max-width: none;
  }
}

/* Legal pages (Privacy Policy / Terms of Use) */
.legal-page {
  padding: 40px 0 60px;
  max-width: 760px;
}

.legal-page h1 {
  font-size: clamp(26px, 4vw, 34px);
  margin: 0 0 6px;
  color: var(--color-primary);
}

.legal-page .legal-updated {
  color: var(--text-secondary);
  font-size: 13px;
  margin: 0 0 28px;
}

.legal-page h2 {
  font-size: 18px;
  margin: 32px 0 10px;
  color: var(--color-primary);
}

.legal-page p,
.legal-page li {
  font-size: 15px;
  color: var(--text-primary);
}

.legal-page ul {
  padding-left: 20px;
}

.legal-page li + li {
  margin-top: 6px;
}

.legal-page a {
  font-weight: 600;
}

.legal-back {
  display: inline-block;
  margin-bottom: 20px;
}