/* ============================================================
   main.css — Global styles, CSS design tokens, layout, header, footer
   CouponDeals South Africa
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ── Design Tokens ─────────────────────────────────────── */
:root {
  /* Colors */
  --color-primary: #e63946;
  --color-primary-dark: #c1121f;
  --color-secondary: #1d3557;
  --color-secondary-light: #264773;
  --color-bg: #f8f9fa;
  --color-surface: #ffffff;
  --color-text: #212529;
  --color-text-muted: #6c757d;
  --color-border: #dee2e6;
  --color-success: #28a745;
  --color-warning: #ffc107;
  --color-info: #17a2b8;

  /* Typography */
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Courier New', Courier, monospace;

  /* Spacing scale */
  --space-xs: 0.25rem;   /* 4px */
  --space-sm: 0.5rem;    /* 8px */
  --space-md: 1rem;      /* 16px */
  --space-lg: 1.5rem;    /* 24px */
  --space-xl: 2rem;      /* 32px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4rem;     /* 64px */

  /* Layout */
  --container-max: 1200px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.10), 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12), 0 4px 10px rgba(0, 0, 0, 0.08);
  --transition: 0.2s ease;
}

/* ── Reset & Base ──────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

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

/* Reserve space for Lucide <i> placeholders before JS replaces them — prevents CLS */
i[data-lucide] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  vertical-align: middle;
  overflow: hidden;
}
i[data-lucide][width="14"] { width: 14px; min-width: 14px; height: 14px; }
i[data-lucide][width="16"] { width: 16px; min-width: 16px; height: 16px; }
i[data-lucide][width="18"] { width: 18px; min-width: 18px; height: 18px; }
i[data-lucide][width="20"] { width: 20px; min-width: 20px; height: 20px; }
i[data-lucide][width="22"] { width: 22px; min-width: 22px; height: 22px; }
i[data-lucide][width="24"] { width: 24px; min-width: 24px; height: 24px; }
i[data-lucide][width="28"] { width: 28px; min-width: 28px; height: 28px; }
i[data-lucide][width="32"] { width: 32px; min-width: 32px; height: 32px; }

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  line-height: 1.25;
  font-weight: 700;
}

/* ── Skip Link (Accessibility) ─────────────────────────── */
.skip-link {
  position: absolute;
  top: -40px;
  left: var(--space-md);
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-sm) var(--space-md);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  font-weight: 600;
  z-index: 9999;
  transition: top var(--transition);
}

.skip-link:focus {
  top: 0;
}

/* ── Container ─────────────────────────────────────────── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-md);
  }
}

/* ── Header ────────────────────────────────────────────── */
.site-header {
  background: var(--color-secondary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: var(--space-sm) var(--space-lg);
  max-width: var(--container-max);
  margin: 0 auto;
  height: 64px;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-shrink: 0;
}

.logo-text {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.logo-text .accent {
  color: var(--color-primary);
}

/* Main Nav */
.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-list a {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 500;
  font-size: 0.92rem;
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--border-radius);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}

.nav-list a:hover,
.nav-list a[aria-current="page"] {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.nav-list a[aria-current="page"] {
  color: var(--color-primary);
}

/* Header Search */
.header-search-form {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  overflow: hidden;
  transition: border-color var(--transition), background var(--transition);
  flex-shrink: 0;
}

.header-search-form:focus-within {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.4);
}

.header-search-form input {
  background: transparent;
  border: none;
  color: #ffffff;
  padding: var(--space-xs) var(--space-md);
  outline: none;
  width: 220px;
  font-size: 0.9rem;
}

.header-search-form input::placeholder {
  color: rgba(255, 255, 255, 0.55);
}

.header-search-form button {
  background: var(--color-primary);
  border: none;
  cursor: pointer;
  padding: var(--space-xs) var(--space-md);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  height: 100%;
}

.header-search-form button:hover {
  background: var(--color-primary-dark);
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  color: #ffffff;
  padding: var(--space-xs);
  border-radius: var(--border-radius);
  transition: background var(--transition);
  flex-shrink: 0;
}

.nav-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

.nav-toggle:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ── Footer ────────────────────────────────────────────── */
.site-footer {
  background: var(--color-secondary);
  color: rgba(255, 255, 255, 0.85);
  padding: var(--space-3xl) 0 0;
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.footer-brand .logo-text {
  font-size: 1.3rem;
}

.footer-brand p {
  margin-top: var(--space-sm);
  font-size: 0.875rem;
  line-height: 1.7;
  opacity: 0.7;
  max-width: 280px;
}

.footer-fb {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: var(--space-md);
  background: #1877f2;
  color: #fff !important;
  font-size: .82rem;
  font-weight: 700;
  padding: .4rem .9rem;
  border-radius: 6px;
  text-decoration: none !important;
  transition: background .15s;
}

.footer-fb:hover {
  background: #1565d8;
}

.footer-wa {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  margin-top: var(--space-md);
  margin-left: .5rem;
  background: #25d366;
  color: #fff !important;
  font-size: .82rem;
  font-weight: 700;
  padding: .4rem .9rem;
  border-radius: 6px;
  text-decoration: none !important;
  transition: background .15s;
}

.footer-wa:hover {
  background: #1ebe5d;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-md);
}

.footer-col ul li {
  margin-bottom: var(--space-xs);
}

.footer-col ul li a {
  font-size: 0.875rem;
  opacity: 0.7;
  transition: opacity var(--transition), color var(--transition);
  display: inline-block;
  padding: 2px 0;
}

.footer-col ul li a:hover {
  opacity: 1;
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-lg) 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  font-size: 0.82rem;
  opacity: 0.6;
}

.footer-bottom-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-bottom-links a:hover {
  opacity: 1;
  color: var(--color-primary);
}

/* ── Buttons ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.625rem var(--space-lg);
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
  text-decoration: none;
  line-height: 1.4;
}

.btn:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
}

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

.btn--primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(230, 57, 70, 0.35);
}

.btn--secondary {
  background: var(--color-secondary);
  color: #ffffff;
  border-color: var(--color-secondary);
}

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

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

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

.btn--outline-white {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.7);
}

.btn--outline-white:hover {
  background: #ffffff;
  color: var(--color-secondary);
  border-color: #ffffff;
}

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

.btn--ghost:hover {
  background: var(--color-bg);
  color: var(--color-text);
}

.btn--sm {
  padding: var(--space-xs) var(--space-md);
  font-size: 0.82rem;
}

.btn--lg {
  padding: 0.875rem var(--space-xl);
  font-size: 1rem;
}

.btn--full {
  width: 100%;
}

/* ── Tags & Badges ─────────────────────────────────────── */
.tag {
  display: inline-block;
  background: #e9ecef;
  color: var(--color-text-muted);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.tag--primary {
  background: rgba(230, 57, 70, 0.1);
  color: var(--color-primary);
}

.tag--secondary {
  background: rgba(29, 53, 87, 0.1);
  color: var(--color-secondary);
}

.tag--success {
  background: rgba(40, 167, 69, 0.1);
  color: var(--color-success);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: var(--color-primary);
  color: #ffffff;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  line-height: 1.4;
}

.badge--deal {
  background: #fd7e14;
}

.badge--verified {
  background: var(--color-success);
}

.badge--popular {
  background: var(--color-secondary);
}

/* ── Section Headers ───────────────────────────────────── */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  gap: var(--space-md);
}

.section-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-secondary);
  line-height: 1.2;
}

.section-title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: var(--color-primary);
  margin-top: 6px;
  border-radius: 2px;
}

.section-subtitle {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-top: var(--space-xs);
}

/* ── Grid Utilities ────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-lg); }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: var(--space-md); }

/* ── Page Layout ───────────────────────────────────────── */
.page-section {
  padding: var(--space-2xl) 0;
}

.page-section--lg {
  padding: var(--space-3xl) 0;
}

.page-section--alt {
  background: var(--color-surface);
}

/* ── Breadcrumb ────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  padding: var(--space-md) 0;
}

.breadcrumb a {
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--color-primary);
}

.breadcrumb__sep {
  color: var(--color-border);
  user-select: none;
}

.breadcrumb__current {
  color: #fff;
  font-weight: 500;
  opacity: .9;
}

/* ── Cookie consent banner ──────────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-secondary);
  color: #fff;
  padding: 1rem 1.5rem;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  box-shadow: 0 -4px 20px rgba(0,0,0,.25);
}
.cookie-banner.visible { display: flex; }
.cookie-banner__inner {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  max-width: 1200px;
  width: 100%;
  flex-wrap: wrap;
}
.cookie-banner__text {
  flex: 1;
  font-size: .85rem;
  line-height: 1.5;
  margin: 0;
  min-width: 200px;
  opacity: .9;
}
.cookie-banner__text a { color: #ff8a91; text-decoration: underline; }
.cookie-banner__actions { display: flex; gap: .6rem; align-items: center; flex-shrink: 0; }
.cookie-banner__decline {
  background: transparent;
  border: 1px solid rgba(255,255,255,.35);
  color: #fff;
  padding: .4rem .9rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: .82rem;
  font-family: inherit;
  transition: background .15s;
}
.cookie-banner__decline:hover { background: rgba(255,255,255,.1); }
@media (max-width: 560px) {
  .cookie-banner__inner { flex-direction: column; align-items: flex-start; }
}

/* ── Utilities ─────────────────────────────────────────── */
.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;
}

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-success { color: var(--color-success); }

.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }

.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }

.hidden { display: none !important; }

/* ── Loading Skeleton ──────────────────────────────────── */
.skeleton {
  background: linear-gradient(
    90deg,
    #f0f0f0 25%,
    #e4e4e4 50%,
    #f0f0f0 75%
  );
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--border-radius);
}

@keyframes skeleton-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Pagination ────────────────────────────────────────── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}

.pagination__btn {
  width: 38px;
  height: 38px;
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  font-size: 0.9rem;
  font-family: var(--font-body);
  font-weight: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  color: var(--color-text);
}

.pagination__btn:hover,
.pagination__btn.active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

.pagination__btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

/* ── Empty State ───────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: var(--space-3xl) var(--space-md);
  color: var(--color-text-muted);
}

.empty-state__icon {
  font-size: 3.5rem;
  margin-bottom: var(--space-md);
  display: block;
}

.empty-state h3 {
  color: var(--color-text);
  font-size: 1.2rem;
  margin-bottom: var(--space-sm);
}

.empty-state p {
  font-size: 0.95rem;
  max-width: 360px;
  margin: 0 auto var(--space-lg);
}

/* ── Alert ─────────────────────────────────────────────── */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-radius: var(--border-radius);
  border-left: 4px solid;
  margin-bottom: var(--space-md);
  font-size: 0.9rem;
}

.alert--info {
  background: #e7f3ff;
  border-color: var(--color-info);
  color: #0c5460;
}

.alert--success {
  background: #e8f5e9;
  border-color: var(--color-success);
  color: #155724;
}

.alert--warning {
  background: #fff8e1;
  border-color: var(--color-warning);
  color: #7c4e00;
}

/* ── Responsive Header ─────────────────────────────────── */
@media (max-width: 900px) {
  .header-search-form {
    display: none;
  }
}

@media (max-width: 768px) {
  .header-inner {
    padding: var(--space-sm) var(--space-md);
  }

  .nav-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .main-nav {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-secondary);
    padding: var(--space-md);
    box-shadow: var(--shadow-md);
    z-index: 99;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .main-nav.open {
    display: block;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-list a {
    display: block;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius);
  }
}

/* ── Responsive Footer ─────────────────────────────────── */
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }

  .footer-brand {
    grid-column: span 2;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--space-sm);
  }

  .footer-bottom-links {
    gap: var(--space-md);
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: span 1;
  }

  .grid-2, .grid-3, .grid-4, .grid-5 {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 481px) and (max-width: 768px) {
  .grid-3, .grid-4, .grid-5 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
}