/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-4);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--spacing-8);
  }
}

/* Basic Grid System */
.grid {
  display: grid;
  gap: var(--spacing-6);
}

.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
  .lg\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .md\:grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
}

/* Spacing Utilities */
.mb-2 { margin-bottom: var(--spacing-2); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.mb-8 { margin-bottom: var(--spacing-8); }
.mb-12 { margin-bottom: var(--spacing-12); }
.mt-12 { margin-top: var(--spacing-12); }

/* Hero Section */
.hero-section {
  position: relative;
  overflow: hidden;
  padding: var(--spacing-16) 0 var(--spacing-16) 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-12);
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}

/* 3 Pillars */
.pillar-card {
  display: block;
  padding: var(--spacing-8);
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  text-align: center;
  color: inherit;
}

.pillar-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: rgba(90, 157, 255, 0.1);
  color: var(--color-blue);
  margin-bottom: var(--spacing-4);
}

/* News Strip */
.news-strip {
  background-color: var(--color-gray-50);
  padding: var(--spacing-12) 0;
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
}

.news-card-mini {
  background: var(--color-white);
  padding: var(--spacing-4);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-card-mini .card-title {
  font-size: var(--text-base);
  margin-bottom: var(--spacing-2);
}

.news-card-mini .card-meta {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}

/* Featured Review */
.horizontal-card {
  display: flex;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.horizontal-image-wrap {
  flex: 0 0 40%;
  background: var(--color-gray-100);
}

.horizontal-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.horizontal-content {
  flex: 1;
  padding: var(--spacing-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

@media (max-width: 768px) {
  .horizontal-card {
    flex-direction: column;
  }
  .horizontal-image-wrap {
    height: 250px;
  }
  .horizontal-content {
    padding: var(--spacing-6);
  }
}

/* Calculator Teaser */
.calc-teaser {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--spacing-16) 0;
  text-align: center;
}

.calc-teaser .section-title {
  color: var(--color-white);
}

.calc-input-group {
  display: flex;
  gap: var(--spacing-4);
  justify-content: center;
  max-width: 600px;
  margin: var(--spacing-8) auto;
  flex-wrap: wrap;
}

.calc-teaser input {
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-600);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

/* Trust Strip */
.trust-strip {
  padding: var(--spacing-16) 0;
}

.trust-stats {
  display: flex;
  justify-content: center;
  gap: var(--spacing-12);
  margin-top: var(--spacing-8);
  flex-wrap: wrap;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-blue);
  margin-bottom: var(--spacing-2);
}

/* Newsletter Section */
.newsletter-section {
  padding: var(--spacing-16) 0;
  background: var(--color-gray-50);
  text-align: center;
  border-top: 1px solid var(--color-gray-200);
}

.newsletter-box {
  max-width: 500px;
  margin: 0 auto;
}

.newsletter-box .newsletter-form {
  margin-top: var(--spacing-6);
}

.newsletter-box .newsletter-input {
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
  color: var(--color-navy);
}

.newsletter-box .newsletter-input:focus {
  border-color: var(--color-blue);
  outline: none;
}

.mb-24 { margin-bottom: var(--spacing-24); }
.mt-24 { margin-top: var(--spacing-24); }

/* --- Sprint 2 Layouts --- */

/* Hero Banner */
.hero-banner {
  background: var(--color-navy);
  color: var(--color-white);
  padding: var(--spacing-16) 0 var(--spacing-12);
  text-align: center;
}

.hero-banner .section-title {
  color: var(--color-white);
  margin-bottom: var(--spacing-4);
}

.hero-banner p {
  color: var(--color-gray-300);
  font-size: var(--text-lg);
  max-width: 600px;
  margin: 0 auto;
}

/* Article Layout */
.article-layout {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: var(--spacing-12);
  align-items: start;
}

@media (max-width: 1024px) {
  .article-layout {
    grid-template-columns: 1fr;
  }
}

/* Sticky TOC */
.sticky-toc {
  position: sticky;
  top: 100px; /* Account for sticky nav */
  padding-right: var(--spacing-4);
}

.sticky-toc h3 {
  font-size: var(--text-sm);
  text-transform: uppercase;
  color: var(--color-gray-500);
  margin-bottom: var(--spacing-4);
  letter-spacing: 1px;
}

.sticky-toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sticky-toc li {
  margin-bottom: var(--spacing-3);
}

.sticky-toc a {
  color: var(--color-gray-600);
  text-decoration: none;
  font-size: var(--text-sm);
  transition: color 150ms ease;
  display: block;
}

.sticky-toc a:hover {
  color: var(--color-blue);
}

/* Single Column Article */
.article-single-column {
  max-width: 800px;
  margin: 0 auto;
}

/* Article Body Typography */
.article-body h2 {
  font-size: var(--text-3xl);
  color: var(--color-navy);
  margin-top: var(--spacing-12);
  margin-bottom: var(--spacing-6);
  padding-bottom: var(--spacing-2);
  border-bottom: 1px solid var(--color-gray-200);
}

.article-body h3 {
  font-size: var(--text-2xl);
  color: var(--color-navy);
  margin-top: var(--spacing-8);
  margin-bottom: var(--spacing-4);
}

.article-body p {
  font-size: var(--text-lg);
  line-height: 1.8;
  color: var(--color-gray-800);
  margin-bottom: var(--spacing-6);
}