/* =====================================================================
   CouponEarth - Modern Site Stylesheet
   Clean blue / white premium theme (Bootstrap 5)
   ===================================================================== */

:root {
  /* Brand */
  --ce-primary:        #2563eb;
  --ce-primary-dark:   #1d4ed8;
  --ce-primary-light:  #eff6ff;
  --ce-primary-soft:   #dbeafe;
  --ce-accent:         #f97316;
  --ce-accent-soft:    #ffedd5;

  /* Neutrals */
  --ce-text:           #0f172a;
  --ce-text-muted:     #64748b;
  --ce-border:         #e2e8f0;
  --ce-border-light:   #f1f5f9;
  --ce-bg:             #ffffff;
  --ce-bg-soft:        #f8fafc;
  --ce-bg-muted:       #f1f5f9;

  /* Effects */
  --ce-radius:         16px;
  --ce-radius-sm:      10px;
  --ce-radius-full:    9999px;
  --ce-shadow:         0 1px 3px rgba(15, 23, 42, 0.04),
                       0 4px 12px rgba(15, 23, 42, 0.04);
  --ce-shadow-md:      0 4px 6px -1px rgba(15, 23, 42, 0.05),
                       0 10px 24px -4px rgba(15, 23, 42, 0.08);
  --ce-shadow-hover:   0 12px 28px -6px rgba(37, 99, 235, 0.18),
                       0 4px 10px -2px rgba(15, 23, 42, 0.06);
  --ce-transition:     0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ce-text);
  background-color: var(--ce-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

img {
  max-width: 100%;
  height: auto;
}

/* ---------- Buttons ---------- */
.btn {
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: all var(--ce-transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--ce-primary) 0%, var(--ce-primary-dark) 100%);
  border: none;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.25);
}

.btn-primary:hover,
.btn-primary:focus {
  background: linear-gradient(135deg, var(--ce-primary-dark) 0%, #1e3a8a 100%);
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(0);
}

.text-primary { color: var(--ce-primary) !important; }
.bg-primary   { background-color: var(--ce-primary) !important; }

/* ---------- Header ---------- */
.site-header {
  z-index: 1030;
  backdrop-filter: blur(12px);
  background: rgba(255, 255, 255, 0.92) !important;
  border-bottom: 1px solid var(--ce-border-light);
}

.site-header .navbar-brand {
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--ce-text);
}

.site-header .nav-link {
  font-weight: 500;
  color: var(--ce-text);
  padding: 0.5rem 0.9rem !important;
  border-radius: var(--ce-radius-sm);
  transition: all var(--ce-transition);
}

.site-header .nav-link:hover {
  color: var(--ce-primary);
  background: var(--ce-primary-light);
}

.site-search {
  min-width: 280px;
}

.search-results-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: #fff;
  border: 1px solid var(--ce-border);
  border-radius: var(--ce-radius);
  box-shadow: var(--ce-shadow-md);
  max-height: 380px;
  overflow-y: auto;
  z-index: 1050;
  padding: 6px;
}

.search-results-dropdown a {
  display: block;
  padding: 11px 14px;
  color: var(--ce-text);
  border-radius: var(--ce-radius-sm);
  transition: background var(--ce-transition);
}

.search-results-dropdown a:hover {
  background: var(--ce-primary-light);
}

.search-results-dropdown .result-type {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ce-text-muted);
  margin-left: 6px;
}

/* ---------- Hero ---------- */
.hero-section {
  background: linear-gradient(145deg, #1e40af 0%, #2563eb 45%, #3b82f6 100%);
  color: #fff;
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 70% 20%, rgba(255,255,255,0.12) 0%, transparent 60%);
  pointer-events: none;
}

.hero-section h1 {
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero-search {
  max-width: 640px;
  margin: 0 auto;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  border-radius: var(--ce-radius-full);
  overflow: hidden;
}

.hero-search .form-control {
  border-radius: var(--ce-radius-full) 0 0 var(--ce-radius-full);
  border: none;
  padding: 16px 24px;
  font-size: 1.05rem;
}

.hero-search .form-control:focus {
  box-shadow: none;
}

.hero-search .btn {
  border-radius: 0 var(--ce-radius-full) var(--ce-radius-full) 0;
  padding: 16px 28px;
  font-weight: 700;
}

.hero-stats {
  gap: 2.75rem;
}

.hero-stats .stat-value {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.hero-stats .stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 500;
}

/* ---------- Section titles ---------- */
.section-title {
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--ce-text);
}

.section-subtitle {
  color: var(--ce-text-muted);
  font-size: 1.05rem;
}

/* ---------- Cards ---------- */
.card {
  border: 1px solid var(--ce-border);
  border-radius: var(--ce-radius);
  box-shadow: var(--ce-shadow);
  transition: transform var(--ce-transition), box-shadow var(--ce-transition), border-color var(--ce-transition);
}

.coupon-card,
.store-card,
.category-card {
  border-radius: var(--ce-radius);
  border: 1px solid var(--ce-border);
  box-shadow: var(--ce-shadow);
  transition: transform var(--ce-transition), box-shadow var(--ce-transition), border-color var(--ce-transition);
  height: 100%;
  background: #fff;
}

.coupon-card:hover,
.store-card:hover,
.category-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--ce-shadow-hover);
  border-color: var(--ce-primary-soft);
}

.store-logo-wrap {
  width: 68px;
  height: 68px;
  border-radius: 14px;
  border: 1px solid var(--ce-border);
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}

.store-logo-wrap img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.discount-badge {
  background: var(--ce-primary-light);
  color: var(--ce-primary-dark);
  font-weight: 700;
  padding: 5px 14px;
  border-radius: var(--ce-radius-full);
  font-size: 0.8rem;
  letter-spacing: 0.01em;
  display: inline-block;
}

.exclusive-badge {
  background: linear-gradient(135deg, var(--ce-accent) 0%, #ea580c 100%);
  color: #fff;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--ce-radius-full);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 6px rgba(249, 115, 22, 0.3);
}

/* ---------- Store detail banner ---------- */
.ce-store-banner {
  border-radius: var(--ce-radius);
  overflow: hidden;
  box-shadow: var(--ce-shadow-md);
}

.ce-store-banner img {
  max-height: 280px;
  object-fit: cover;
}

/* ---------- Homepage banner carousel ---------- */
.ce-banner-carousel {
  border-radius: var(--ce-radius);
  overflow: hidden;
  box-shadow: var(--ce-shadow-md);
}

.ce-banner-carousel .carousel-item img {
  width: 100%;
  max-height: 380px;
  object-fit: cover;
}

/* ---------- Store category tabs ---------- */
.ce-store-tabs .nav-link {
  color: var(--ce-text);
  background: var(--ce-bg-soft);
  border: 1px solid var(--ce-border);
  border-radius: var(--ce-radius-full);
  padding: 9px 20px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--ce-transition);
}

.ce-store-tabs .nav-link:hover {
  border-color: var(--ce-primary);
  background: var(--ce-primary-light);
  color: var(--ce-primary-dark);
}

.ce-store-tabs .nav-link.active {
  background: var(--ce-primary);
  color: #fff;
  border-color: var(--ce-primary);
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
}

.ce-store-tabs .nav-link .badge {
  color: var(--ce-text-muted);
  font-weight: 600;
}

.ce-store-tabs .nav-link.active .badge {
  background: rgba(255, 255, 255, 0.25) !important;
  color: #fff;
}

.category-card {
  text-align: center;
  padding: 32px 18px;
  color: var(--ce-text);
}

.category-card i {
  font-size: 2.1rem;
  color: var(--ce-primary);
  margin-bottom: 14px;
  transition: color var(--ce-transition), transform var(--ce-transition);
}

.category-card:hover i {
  color: var(--ce-accent);
  transform: scale(1.08);
}

/* ---------- Coupon code box ---------- */
.coupon-code-box {
  border: 2px dashed var(--ce-primary);
  border-radius: 14px;
  background: linear-gradient(135deg, var(--ce-primary-light) 0%, #f0f7ff 100%);
  padding: 18px 24px;
  font-weight: 700;
  letter-spacing: 1.5px;
  font-size: 1.2rem;
  color: var(--ce-primary-dark);
}

.get-deal-btn {
  border-radius: var(--ce-radius-full);
  padding: 15px 40px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

/* ---------- Testimonials ---------- */
.testimonial-card {
  border-radius: var(--ce-radius);
  background: var(--ce-bg-soft);
  padding: 30px;
  height: 100%;
  border: 1px solid var(--ce-border-light);
  transition: box-shadow var(--ce-transition);
}

.testimonial-card:hover {
  box-shadow: var(--ce-shadow-md);
}

.testimonial-card .stars {
  color: #f59e0b;
  letter-spacing: 1px;
}

/* ---------- FAQ ---------- */
.accordion-button {
  font-weight: 600;
  border-radius: var(--ce-radius-sm) !important;
}

.accordion-button:not(.collapsed) {
  color: var(--ce-primary-dark);
  background-color: var(--ce-primary-light);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
  border-color: transparent;
}

.accordion-item {
  border-radius: var(--ce-radius-sm) !important;
  overflow: hidden;
  margin-bottom: 8px;
  border: 1px solid var(--ce-border);
}

/* ---------- Newsletter ---------- */
.newsletter-section {
  background: linear-gradient(145deg, #0f172a 0%, #1e293b 100%);
  color: #fff;
}

.newsletter-form .form-control {
  min-width: 280px;
  border-radius: var(--ce-radius-full);
  padding: 14px 22px;
  border: none;
  font-size: 1rem;
}

.newsletter-form .btn {
  border-radius: var(--ce-radius-full);
  padding: 14px 26px;
  font-weight: 700;
}

/* ---------- Footer ---------- */
.site-footer {
  background: #0f172a;
  color: rgba(255, 255, 255, 0.65);
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--ce-transition);
}

.footer-links a:hover {
  color: #fff;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
  margin-right: 8px;
  transition: all var(--ce-transition);
}

.social-links a:hover {
  background: var(--ce-primary);
  transform: translateY(-2px);
}

.trust-badges span {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.65);
}

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 1040;
  box-shadow: var(--ce-shadow-hover);
  transition: all var(--ce-transition);
}

.back-to-top:hover {
  transform: translateY(-3px);
}

.back-to-top.show {
  display: flex;
}

/* ---------- Toast ---------- */
.ce-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(24px);
  background: #0f172a;
  color: #fff;
  padding: 14px 26px;
  border-radius: var(--ce-radius-full);
  font-weight: 600;
  font-size: 0.95rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease, transform 0.28s ease;
  z-index: 2000;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.ce-toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---------- Breadcrumb ---------- */
.ce-breadcrumb {
  font-size: 0.9rem;
}

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

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

/* ---------- Misc ---------- */
.badge-store-count {
  font-size: 0.75rem;
  color: var(--ce-text-muted);
  font-weight: 500;
}

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .site-search {
    min-width: 100%;
    margin-top: 12px;
  }

  .hero-section {
    padding: 56px 0 72px;
  }

  .hero-stats {
    gap: 1.75rem;
  }

  .hero-stats .stat-value {
    font-size: 1.6rem;
  }
}

@media (max-width: 575.98px) {
  .hero-search .form-control,
  .hero-search .btn {
    padding: 14px 18px;
  }

  .get-deal-btn {
    width: 100%;
    padding: 14px 24px;
  }
}