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

:root {
  --color-primary: #1a56db;
  --color-primary-dark: #1340a8;
  --color-primary-light: #e8effc;
  --color-accent: #f59e0b;
  --color-accent-dark: #d97706;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-border: #e2e8f0;
  --color-success: #16a34a;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --max-width: 1200px;
  --transition: 0.2s ease;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

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

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

/* Header */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-logo:hover {
  color: var(--color-text);
}

.logo-icon {
  font-size: 1.5rem;
}

.site-logo span {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  color: var(--color-text);
}

.site-nav ul {
  display: flex;
  list-style: none;
  gap: 0.25rem;
}

.site-nav a {
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  color: var(--color-text-light);
  font-weight: 500;
  font-size: 0.925rem;
  transition: all var(--transition);
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

/* Breadcrumbs */
.breadcrumbs {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1rem 1.5rem 0;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.breadcrumbs li::after {
  content: '/';
  margin-left: 0.4rem;
  color: var(--color-border);
}

.breadcrumbs li:last-child::after {
  display: none;
}

.breadcrumbs a {
  color: var(--color-text-light);
}

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

.breadcrumbs li:last-child {
  color: var(--color-text);
  font-weight: 500;
}

/* Main Content */
main {
  flex: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem;
  width: 100%;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 3rem 1rem 2.5rem;
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero h1 span {
  color: var(--color-primary);
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Section Headings */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.section-header h2 {
  font-size: 1.5rem;
  font-weight: 700;
}

.section-header a {
  font-size: 0.9rem;
  font-weight: 500;
}

.chip-section {
  margin-bottom: 2.25rem;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 2rem;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
}

.chip:hover {
  color: var(--color-primary);
  border-color: #c9d7f9;
}

.chip span {
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.76rem;
  font-weight: 700;
  border-radius: 999px;
  padding: 0.1rem 0.45rem;
}

.newcomer-banner {
  border: 1px solid var(--color-border);
  background: linear-gradient(135deg, #ffffff, #f8fbff);
  border-radius: var(--radius-lg);
  padding: 1.3rem 1.4rem;
  margin-bottom: 2.5rem;
}

.newcomer-banner h2 {
  font-size: 1.25rem;
  margin-bottom: 0.35rem;
}

.newcomer-banner p {
  color: var(--color-text-light);
  margin-bottom: 0.7rem;
}

.banner-link {
  display: inline-block;
  font-weight: 700;
}

/* Deal Cards Grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card-brand-header {
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--color-border);
}

.card-brand-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--color-primary-light);
  color: var(--color-primary);
  flex-shrink: 0;
}

.card-brand-info h3 {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
}

.card-brand-info p {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.card-body {
  padding: 1.25rem 1.5rem;
  flex: 1;
}

.card-body p {
  color: var(--color-text-light);
  font-size: 0.925rem;
  margin-bottom: 1rem;
}

.deal-count {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--color-success);
  background: #f0fdf4;
  padding: 0.3rem 0.75rem;
  border-radius: 99px;
}

.deal-count.no-deals {
  color: var(--color-text-light);
  background: var(--color-bg);
}

/* No Deals CTA */
.no-deals-notice {
  background: var(--color-bg);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  margin: 1.5rem 0;
}

.no-deals-notice p {
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}

.no-deals-notice p:last-child {
  margin-bottom: 0;
}

.no-deals-notice a {
  font-weight: 600;
}

/* Advertise page */
.advertise-content h2 {
  color: var(--color-text);
}

.advertise-content blockquote a {
  font-size: 1.1rem;
  text-decoration: none;
}

.card-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--color-border);
}

.card-footer a {
  display: block;
  text-align: center;
  padding: 0.6rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  transition: background var(--transition);
}

.card-footer a:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

/* Deal Page */
.deal-page-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.deal-page-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  background: var(--color-primary-light);
  color: var(--color-primary);
  flex-shrink: 0;
}

.deal-page-info h1 {
  font-size: 1.75rem;
  font-weight: 800;
  line-height: 1.3;
}

.deal-page-info .meta {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-top: 0.25rem;
}

.deal-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.deal-content h2 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-primary-light);
}

.deal-content h2:first-child {
  margin-top: 0;
}

.deal-content h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.deal-content p {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.deal-content ul,
.deal-content ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.deal-content li {
  margin-bottom: 0.4rem;
}

.deal-content strong {
  color: var(--color-text);
}

.deal-content blockquote {
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-light);
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: normal;
}

.deal-content blockquote p {
  margin-bottom: 0;
  font-weight: 500;
}

.deal-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
}

.deal-content th,
.deal-content td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.deal-content th {
  background: var(--color-bg);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.025em;
  color: var(--color-text-light);
}

.deal-content code {
  background: var(--color-bg);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}

.deal-cta {
  background: var(--color-primary-light);
  border: 1px solid #c7d8f9;
  border-radius: var(--radius-lg);
  padding: 1rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  padding: 0.7rem 1rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  transition: background var(--transition), transform var(--transition);
}

.cta-button:hover {
  background: var(--color-primary-dark);
  color: #ffffff;
  transform: translateY(-1px);
}

.cta-note {
  margin: 0;
  color: var(--color-text-light);
  font-size: 0.82rem;
}

.our-review {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.our-review h2 {
  margin-top: 0;
  margin-bottom: 0.65rem;
}

.our-review-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.our-review-score {
  color: var(--color-text-light);
  font-weight: 600;
  font-size: 0.88rem;
  white-space: nowrap;
}

.our-review-meta {
  color: var(--color-text-light);
  font-size: 0.86rem;
}

.our-review-disclaimer {
  margin-bottom: 0;
  color: var(--color-text-light);
  font-size: 0.82rem;
}

.related-interest {
  margin-top: 2rem;
  padding-top: 1.1rem;
  border-top: 1px solid var(--color-border);
}

.related-interest h3 {
  margin-top: 0;
  margin-bottom: 0.35rem;
  font-size: 1.08rem;
}

.related-interest p {
  color: var(--color-text-light);
  margin-bottom: 0.6rem;
}

.related-hub-link {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-weight: 700;
}

.related-interest ul {
  margin: 0.15rem 0 0;
  padding-left: 1.1rem;
}

.related-interest li {
  margin-bottom: 0.35rem;
}

.last-updated {
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.825rem;
  color: var(--color-text-light);
}

/* Blog Styles */
.blog-list {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.blog-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  transition: box-shadow var(--transition), transform var(--transition);
}

.blog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.blog-card .blog-date {
  font-size: 0.825rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.blog-card h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.blog-card h2 a {
  color: var(--color-text);
}

.blog-card h2 a:hover {
  color: var(--color-primary);
}

.blog-card p {
  color: var(--color-text-light);
  font-size: 0.925rem;
  margin-bottom: 0.75rem;
}

.blog-card .read-more {
  font-size: 0.9rem;
  font-weight: 600;
}

/* Blog Post */
.blog-post-header {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.blog-post-header h1 {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 0.75rem;
}

.blog-post-meta {
  display: flex;
  gap: 1.5rem;
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.blog-post-content {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.blog-post-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.blog-post-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.blog-post-content p {
  margin-bottom: 1rem;
}

.blog-post-content ul,
.blog-post-content ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

.blog-post-content li {
  margin-bottom: 0.4rem;
}

.blog-post-content blockquote {
  border-left: 4px solid var(--color-primary);
  background: var(--color-primary-light);
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.blog-post-content a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Deals Index Page */
.page-title {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.page-subtitle {
  color: var(--color-text-light);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

/* Footer */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.footer-inner p {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}

.footer-links a {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

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

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 1.85rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .card-grid {
    grid-template-columns: 1fr;
  }

  .deal-page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .deal-content,
  .blog-post-content {
    padding: 1.25rem;
  }

  .blog-post-header h1 {
    font-size: 1.5rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .nav-toggle {
    display: block;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 0.5rem;
    box-shadow: var(--shadow-md);
  }

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

  .site-nav ul {
    flex-direction: column;
  }

  .site-nav a {
    display: block;
    padding: 0.75rem 1rem;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }

  .deal-content table {
    font-size: 0.875rem;
  }

  .deal-content th,
  .deal-content td {
    padding: 0.5rem 0.625rem;
  }

  .blog-post-meta {
    flex-direction: column;
    gap: 0.25rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 1.5rem;
  }

  .page-title {
    font-size: 1.5rem;
  }

  .header-inner {
    height: 56px;
  }
}