@import './variables.css';

/* Reset & Base */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; overflow-x: hidden; }

body {
  font-family: var(--font-family);
  color: var(--color-text-primary);
  background-color: var(--color-background-light);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  -webkit-tap-highlight-color: rgba(0, 87, 255, 0.1);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  line-height: 1.2;
}

a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--color-primary-blue); outline-offset: 2px; }

button {
  font-family: var(--font-family);
  cursor: pointer;
  border: none;
  background: none;
  font-size: inherit;
}
button:focus-visible { outline: 2px solid var(--color-primary-blue); outline-offset: 2px; }

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

/* Layout */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-6);
}

.grid-container {
  max-width: var(--grid-max-width);
  margin: 0 auto;
  padding: var(--spacing-8) var(--spacing-6) var(--spacing-16);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

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

.header-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-logo { display: flex; align-items: center; }
.header-logo-img { height: 40px; width: auto; }

.header-nav { display: flex; align-items: center; gap: var(--spacing-1); }

.nav-item-wrapper { position: relative; }

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-1);
  padding: var(--spacing-2) var(--spacing-4);
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}
.nav-item:hover { color: var(--color-primary-blue); }

.nav-item.has-dropdown::after {
  content: '';
  border: 4px solid transparent;
  border-top: 4px solid currentColor;
  margin-left: var(--spacing-1);
  transition: transform var(--transition-fast);
}
.nav-item-wrapper:hover .nav-item.has-dropdown::after { transform: rotate(180deg); }

.nav-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  margin-top: 4px;
  min-width: 224px;
  background-color: var(--color-white);
  border: 1px solid #E5EAF0;
  border-radius: var(--border-radius-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  padding: var(--spacing-2) 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition-fast), visibility var(--transition-fast), transform var(--transition-fast);
  z-index: 1000;
  pointer-events: none;
}
.nav-item-wrapper:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-dropdown-item {
  display: block;
  padding: var(--spacing-2) var(--spacing-4);
  font-size: 14px;
  color: var(--color-text-primary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.nav-dropdown-item:hover { background-color: #F8FAFC; color: var(--color-primary-blue); }

.header-actions { display: flex; align-items: center; gap: var(--spacing-3); }

.btn-phone {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-pill);
  background-color: #fef8e8;
  transition: background-color var(--transition-fast);
}
.btn-phone:hover { background-color: #fdf0d0; }

.btn-outline {
  padding: var(--spacing-2) 20px;
  border: 1px solid var(--color-primary-blue);
  color: var(--color-primary-blue);
  border-radius: var(--border-radius-pill);
  font-weight: var(--font-weight-semibold);
  font-size: 14px;
  transition: all var(--transition-fast);
}
.btn-outline:hover { background-color: var(--color-primary-blue); color: var(--color-white); }

.btn-filled {
  padding: var(--spacing-2) 20px;
  background-color: var(--color-orange-accent);
  color: var(--color-white);
  border-radius: var(--border-radius-pill);
  font-weight: var(--font-weight-semibold);
  font-size: 14px;
  transition: opacity var(--transition-fast);
}
.btn-filled:hover { opacity: 0.9; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 24px;
  height: 24px;
  z-index: 1001;
}
.hamburger span {
  width: 100%;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: all var(--transition-fast);
  border-radius: 2px;
}
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translate(7px, -6px); }

/* Mobile Menu */
.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
}
.mobile-menu-overlay[aria-hidden="false"] { opacity: 1; visibility: visible; }

.mobile-menu-panel {
  position: fixed;
  top: 0;
  right: 0;
  width: 90%;
  max-width: 360px;
  height: 100%;
  background-color: var(--color-white);
  box-shadow: -2px 0 8px rgba(0, 0, 0, 0.15);
  transform: translateX(100%);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.mobile-menu-panel::-webkit-scrollbar { display: none; }
.mobile-menu-overlay[aria-hidden="false"] .mobile-menu-panel { transform: translateX(0); }

.mobile-menu-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-4);
  border-bottom: 1px solid var(--color-card-border);
  min-height: 64px;
}

.mobile-menu-logo-img { height: 40px; width: auto; }

.mobile-menu-close {
  padding: var(--spacing-2);
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius-sm);
  transition: background-color var(--transition-fast);
}
.mobile-menu-close:hover { background-color: var(--color-card-logo-background); }

.mobile-menu-nav {
  display: flex;
  flex-direction: column;
  padding: var(--spacing-4) 0;
  flex: 1;
}

.mobile-menu-item-wrapper { border-bottom: 1px solid var(--color-card-border); }

.mobile-menu-item {
  width: 100%;
  padding: var(--spacing-4) var(--spacing-6);
  font-size: 16px;
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color var(--transition-fast);
  border-left: 3px solid transparent;
  min-height: 48px;
  text-align: left;
}
.mobile-menu-item:hover { background-color: var(--color-card-logo-background); border-left-color: var(--color-primary-blue); }

.mobile-menu-item.has-dropdown::after {
  content: '';
  border: 5px solid transparent;
  border-top: 5px solid currentColor;
  margin-left: var(--spacing-2);
  transition: transform var(--transition-fast);
}
.mobile-menu-item-wrapper[aria-expanded="true"] .mobile-menu-item.has-dropdown::after { transform: rotate(180deg); }

.mobile-menu-dropdown {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background-color: var(--color-card-logo-background);
}
.mobile-menu-item-wrapper[aria-expanded="true"] .mobile-menu-dropdown { max-height: 500px; }

.mobile-menu-dropdown-item {
  display: block;
  padding: var(--spacing-3) var(--spacing-6) var(--spacing-3) var(--spacing-12);
  font-size: 15px;
  color: var(--color-text-primary);
  border-left: 3px solid transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.mobile-menu-dropdown-item:hover { background-color: rgba(0, 87, 255, 0.04); color: var(--color-primary-blue); border-left-color: var(--color-primary-blue); }

.mobile-menu-help {
  padding: var(--spacing-6);
  text-align: center;
  border-top: 1px solid var(--color-card-border);
  border-bottom: 1px solid var(--color-card-border);
  background-color: var(--color-card-logo-background);
}

.mobile-menu-help-title {
  font-size: 12px;
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.mobile-menu-phone {
  font-size: 18px;
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
}
.mobile-menu-phone:hover { color: var(--color-primary-blue); }

.mobile-menu-actions {
  display: flex;
  gap: var(--spacing-3);
  padding: var(--spacing-6);
}
.mobile-menu-btn { flex: 1; text-align: center; justify-content: center; }

/* Hero Section */
.hero {
  background: var(--color-hero-background);
  padding: var(--spacing-16) 0;
  text-align: center;
}

.hero-eyebrow {
  font-size: var(--font-size-eyebrow);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-3);
}

.hero-title {
  font-size: 56px;
  font-weight: 800;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-4);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: var(--spacing-4);
  line-height: 24px;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto;
  text-wrap: balance;
}

/* Responsive line breaks */
.desktop-break { display: inline; }
.mobile-break { display: none; }

/* Tab Bar - Hidden */
.tab-bar { display: none !important; }

/* Category Filters */
.category-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-2);
  padding: var(--spacing-6) var(--spacing-4);
  background-color: var(--color-white);
}

.category-pill {
  padding: var(--spacing-2) 20px;
  border-radius: var(--border-radius-pill);
  font-size: var(--font-size-category);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
  background-color: transparent;
  color: var(--color-text-secondary);
}
.category-pill:hover:not(.category-pill-active) { background-color: var(--color-gray-hover); }
.category-pill-active { background-color: var(--color-primary-blue); color: var(--color-white); }

/* Carousel */
.carousel-container {
  background-color: var(--color-dark-navy);
  border-radius: var(--spacing-4);
  margin: 0 auto var(--spacing-8);
  max-width: var(--grid-max-width);
  overflow: hidden;
  position: relative;
  height: var(--carousel-height);
  --carousel-slide-count: 5;
}

.carousel-wrapper {
  display: flex;
  height: 100%;
  transition: transform var(--transition-smooth);
  will-change: transform;
}

.carousel-slide {
  flex: 0 0 calc(100% / var(--carousel-slide-count, 5));
  min-width: 0;
  width: calc(100% / var(--carousel-slide-count, 5));
  position: relative;
  height: 100%;
  display: flex;
}

.carousel-hero-background {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  background-color: var(--color-dark-navy);
}

.carousel-hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  position: absolute;
  inset: 0;
}

.carousel-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.75) 0%, rgba(0, 0, 0, 0.5) 35%, rgba(0, 0, 0, 0.25) 55%, rgba(0, 0, 0, 0) 75%);
  z-index: 2;
  pointer-events: none;
}

.carousel-content {
  position: relative;
  z-index: 3;
  width: 50%;
  max-width: 550px;
  padding: 20px var(--spacing-12) 20px 80px;
  color: var(--color-white);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.carousel-content-inner {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.carousel-logo-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  margin-bottom: var(--spacing-3);
}

.carousel-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  background-color: var(--color-white);
  border-radius: var(--border-radius-button);
  padding: var(--spacing-2);
}

.carousel-advertiser-name {
  font-size: 14px;
  font-weight: var(--font-weight-medium);
  color: rgba(255, 255, 255, 0.85);
}

.carousel-title {
  font-size: 28px;
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: var(--spacing-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 67px;
  max-height: 67px;
}

.carousel-description {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.5;
  margin-bottom: auto;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 45px;
  max-height: 45px;
  flex-grow: 1;
}

.carousel-buttons {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding-top: var(--spacing-4);
}

.carousel-save-btn {
  background-color: transparent;
  color: var(--color-white);
  border: 1px solid var(--color-white);
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--border-radius-pill);
  font-weight: var(--font-weight-semibold);
  font-size: 14px;
  transition: all var(--transition-fast);
}
.carousel-save-btn:hover { background-color: rgba(255, 255, 255, 0.1); }
.carousel-save-btn.saved { background-color: var(--color-white); color: var(--color-dark-navy); }

.carousel-heart-btn {
  background: transparent;
  color: var(--color-white);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}
.carousel-heart-btn:hover { color: var(--color-error-red); transform: scale(1.1); }

.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-pill);
  background-color: rgba(0, 0, 0, 0.6);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 10;
  backdrop-filter: blur(4px);
}
.carousel-arrow:hover { background-color: rgba(0, 0, 0, 0.8); transform: translateY(-50%) scale(1.1); }
.carousel-arrow-left { left: var(--spacing-3); }
.carousel-arrow-right { right: var(--spacing-3); }

.carousel-dots {
  position: absolute;
  bottom: var(--spacing-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-2);
  z-index: 10;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--border-radius-pill);
  background-color: rgba(255, 255, 255, 0.4);
  transition: background-color var(--transition-fast);
}
.carousel-dot-active { background-color: var(--color-white); }

/* Offers Grid */
.offers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-6);
}

/* Offer Card */
.offer-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-card-border);
  border-radius: var(--border-radius-card);
  min-height: 340px;
  display: flex;
  flex-direction: column;
  transition: box-shadow var(--transition-fast), border-color var(--transition-fast);
  overflow: hidden;
}
.offer-card:hover { box-shadow: var(--shadow-card-hover); border-color: #d0d7df; }

.offer-card-logo-area {
  width: 100%;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #F5F7FA;
  position: relative;
  border-bottom: 1px solid var(--color-card-border);
}

.offer-card-logo {
  max-width: 200px;
  max-height: 100px;
  object-fit: contain;
}

.offer-card-logo-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  font-size: 48px;
  font-weight: var(--font-weight-bold);
}

.offer-card-remove-btn {
  position: absolute;
  top: var(--spacing-3);
  right: var(--spacing-3);
  width: 28px;
  height: 28px;
  border-radius: var(--border-radius-pill);
  background-color: rgba(255, 255, 255, 0.95);
  border: 1px solid var(--color-card-border);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 2;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}
.offer-card-remove-btn:hover { background-color: var(--color-error-red); color: var(--color-white); border-color: var(--color-error-red); }

.offer-card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--spacing-6);
  text-align: center;
}

.offer-card-title {
  font-size: var(--font-size-card-title);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
}

.offer-card-description {
  font-size: var(--font-size-card-description);
  color: var(--color-text-secondary);
  line-height: var(--line-height-description);
  margin-bottom: var(--spacing-6);
  flex: 1;
}

.offer-card-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  margin-top: auto;
}

.saved-heart-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-blue);
  padding: var(--spacing-1);
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-pill);
  transition: all 0.3s ease;
}
.saved-heart-btn:hover { color: var(--color-error-red); background-color: rgba(239, 68, 68, 0.1); transform: scale(1.1); }

.btn-save {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background-color: transparent;
  border: 1px solid var(--color-primary-blue);
  color: var(--color-primary-blue);
  padding: var(--spacing-2) var(--spacing-6);
  height: 40px;
  border-radius: var(--border-radius-pill);
  font-size: var(--font-size-button);
  font-weight: var(--font-weight-medium);
  transition: all 0.3s ease;
  white-space: nowrap;
}
.btn-save:hover { background-color: rgba(0, 87, 255, 0.05); }
.btn-save-saved { background-color: var(--color-primary-blue); color: var(--color-white); }
.btn-save-saved:hover { background-color: var(--color-primary-blue-hover); }

/* Empty State */
.empty-state { padding: 80px var(--spacing-6); text-align: center; }
.empty-state-icon { width: 64px; height: 64px; color: var(--color-gray-border); margin: 0 auto var(--spacing-6); }
.empty-state-heading { font-size: 24px; font-weight: var(--font-weight-bold); margin-bottom: var(--spacing-2); }
.empty-state-text { font-size: var(--spacing-4); color: var(--color-text-secondary); margin-bottom: var(--spacing-6); }
.empty-state-btn {
  background-color: var(--color-primary-blue);
  color: var(--color-white);
  padding: 14px var(--spacing-8);
  border-radius: var(--border-radius-pill);
  font-size: 15px;
  font-weight: var(--font-weight-semibold);
  transition: background-color var(--transition-fast);
}
.empty-state-btn:hover { background-color: var(--color-primary-blue-hover); }

/* Responsive - Tablet */
@media (min-width: 768px) and (max-width: 1023px) {
  .offers-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Responsive - Mobile */
@media (max-width: 767px) {
  .header { height: 64px; }
  .header-container { padding: 0 var(--spacing-3); }
  .header-logo-img { height: 32px; }
  .header-nav, .header-actions { display: none; }
  .hamburger { display: flex; }
  
  body.menu-open { overflow: hidden; }
  
  .hero-title { font-size: 36px; }
  .hero-subtitle { font-size: 16px; padding: 0 var(--spacing-3); }
  
  .desktop-break { display: none; }
  .mobile-break { display: inline; }
  
  .category-filters {
    overflow-x: auto;
    flex-wrap: nowrap;
    justify-content: flex-start;
    padding: var(--spacing-3) var(--spacing-4);
    scrollbar-width: none;
  }
  .category-filters::-webkit-scrollbar { display: none; }
  .category-pill { white-space: nowrap; min-height: 36px; }
  
  .carousel-container { display: none !important; }
  
  .offers-grid {
    grid-template-columns: 1fr;
    padding: var(--spacing-4) var(--spacing-3);
    gap: var(--spacing-4);
  }
  
  .offer-card { min-height: 300px; }
  .offer-card-logo-area { height: 120px; }
  .offer-card-content { padding: var(--spacing-4); }
  .offer-card-title { font-size: 16px; }
  .offer-card-description { font-size: 13px; margin-bottom: var(--spacing-4); }
  .btn-save { min-height: 44px; font-size: 14px; }
}