@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400..900;1,400..900&family=Plus+Jakarta+Sans:ital,wght@0,300..800;1,300..800&display=swap');

/* ==========================================================================
   Design System & Variables
   ========================================================================== */
:root {
  /* Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #fcfdfe;
  --bg-tertiary: #f5f8fa;
  --bg-hero: linear-gradient(135deg, #f7fafc 0%, #edf4f9 100%);
  
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  
  --color-primary: #0f4c81;       /* Deep Sea Blue */
  --color-primary-rgb: 15, 76, 129;
  --color-primary-light: #165d9c;
  --color-primary-dark: #0a365c;
  
  --color-accent: #e5a93c;        /* Sunset Gold */
  --color-accent-rgb: 229, 169, 60;
  --color-accent-hover: #d2962b;
  
  --color-success: #10b981;
  --color-error: #ef4444;
  
  --border-color: #e2e8f0;
  --border-focus: #93c5fd;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(15, 76, 129, 0.03);
  --shadow-md: 0 10px 30px rgba(15, 76, 129, 0.06);
  --shadow-lg: 0 20px 40px rgba(15, 76, 129, 0.1);
  --shadow-inset: inset 0 2px 4px rgba(0,0,0,0.02);
  
  /* Border Radii */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;
  --radius-circle: 50%;
  
  /* Fonts */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease;
  
  /* Site Layout */
  --container-max-width: 1200px;
  --header-height: 80px;
}

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

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-sm);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

h1 { font-size: 2.75rem; }
h2 { font-size: 2.125rem; }
h3 { font-size: 1.625rem; }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

ul, ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

li {
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   Layout Containers
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.grid {
  display: grid;
  gap: 2rem;
}

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

@media (max-width: 992px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  h1 { font-size: 2rem; }
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.logo svg {
  width: 200px;
  height: 45px;
  transition: var(--transition);
}

.logo svg > g {
  transform-origin: 25px 25px;
  transition: var(--transition);
}

.logo:hover svg > g {
  transform: translate(5px, 0) rotate(45deg);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--color-primary);
  font-size: 1.75rem;
  cursor: pointer;
  z-index: 1001;
}

/* Dynamic backdrop overlay */
.nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 76, 129, 0.3);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 998;
}

.nav-backdrop.active {
  opacity: 1;
  visibility: visible;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
    position: relative;
    z-index: 1001;
  }
  
  .nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    bottom: 0;
    background-color: var(--bg-primary);
    flex-direction: column;
    align-items: flex-start;
    padding: 6rem 2rem 3rem 2rem;
    gap: 1.5rem;
    box-shadow: -5px 0 30px rgba(15, 76, 129, 0.12);
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, visibility 0.3s;
    z-index: 999;
  }
  
  .nav.open {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    font-size: 1.1rem;
    width: 100%;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border-color);
  }

  .nav-link::after {
    display: none;
  }
}

/* ==========================================================================
   Buttons & Action Elements
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--bg-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(15, 76, 129, 0.2);
  color: var(--bg-primary);
}

.btn-accent {
  background-color: var(--color-accent);
  color: var(--bg-primary);
}

.btn-accent:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(229, 169, 60, 0.25);
  color: var(--bg-primary);
}

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

.btn-outline:hover {
  background-color: var(--color-primary);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 6rem 0;
  background: var(--bg-hero);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--bg-primary), transparent);
  pointer-events: none;
}

.hero-content {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.hero-subtitle {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: 3.5rem;
  color: var(--color-primary-dark);
  margin-bottom: 1.5rem;
  letter-spacing: -0.5px;
}

.hero-lead {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2rem;
}

@media (max-width: 768px) {
  .hero { padding: 4rem 0; }
  .hero h1 { font-size: 2.5rem; }
  .hero-lead { font-size: 1.1rem; }
  .hero-actions { flex-direction: column; }
}

/* ==========================================================================
   Cards & Section Grids
   ========================================================================== */
.section {
  padding: 5rem 0;
}

.section-bg {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 3.5rem auto;
}

.section-subtitle {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  color: var(--color-primary-dark);
}

/* Card Component */
.card {
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(15, 76, 129, 0.15);
}

.card-img-wrapper {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background-color: var(--bg-tertiary);
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.card:hover .card-img {
  transform: scale(1.05);
}

.card-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background-color: rgba(255, 255, 255, 0.95);
  color: var(--color-primary-dark);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
  box-shadow: var(--shadow-sm);
}

.card-content {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.card-title {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.card-title a {
  color: var(--color-primary-dark);
}

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

.card-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.card-more {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-primary);
}

.card-more svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  transition: var(--transition);
}

.card:hover .card-more svg {
  transform: translateX(4px);
}

/* ==========================================================================
   Newsletter Section
   ========================================================================== */
.newsletter-card {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  padding: 4rem 3rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}

.newsletter-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 6px;
  height: 100%;
  background-color: var(--color-accent);
}

.newsletter-content {
  max-width: 600px;
  margin: 0 auto;
}

.newsletter-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.newsletter-text {
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

.newsletter-form {
  display: flex;
  gap: 0.75rem;
  max-width: 500px;
  margin: 0 auto;
}

.newsletter-input {
  flex-grow: 1;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  border: 2px solid var(--border-color);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.newsletter-input:focus {
  border-color: var(--color-primary);
}

@media (max-width: 576px) {
  .newsletter-card { padding: 2.5rem 1.5rem; }
  .newsletter-form { flex-direction: column; }
  .newsletter-input { width: 100%; }
}

/* ==========================================================================
   Article Details Page Styling
   ========================================================================== */
.article-header {
  padding: 5rem 0 3rem 0;
  background-color: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
}

.article-header-content {
  max-width: 800px;
  margin: 0 auto;
}

.article-category {
  display: inline-block;
  color: var(--color-accent);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.article-title {
  font-size: 3rem;
  color: var(--color-primary-dark);
  margin-bottom: 1.5rem;
  line-height: 1.2;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.author-info {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.author-img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-circle);
}

.article-main {
  padding: 4rem 0;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 3.5rem;
}

.article-body {
  max-width: 800px;
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.article-body h2 {
  font-size: 1.85rem;
  margin: 2.5rem 0 1.25rem 0;
  color: var(--color-primary-dark);
}

.article-body h3 {
  font-size: 1.45rem;
  margin: 2rem 0 1rem 0;
  color: var(--color-primary-dark);
}

.article-body p {
  margin-bottom: 1.75rem;
}

.article-body img {
  border-radius: var(--radius-md);
  margin: 2rem 0;
  width: 100%;
}

.article-body blockquote {
  border-left: 4px solid var(--color-accent);
  padding: 1rem 1.5rem;
  margin: 2rem 0;
  background-color: var(--bg-tertiary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-primary-dark);
}

/* Natural Backlink & Conversion Card */
.ad-callout-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 2rem;
  margin: 2.5rem 0;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.ad-callout-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  color: var(--color-primary);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.ad-callout-header svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
}

.ad-callout-text {
  margin: 0;
  font-size: 1.05rem;
  color: var(--text-primary);
}

.ad-callout-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  align-self: flex-start;
  font-weight: 700;
  color: var(--color-accent);
  transition: var(--transition-fast);
}

.ad-callout-link:hover {
  color: var(--color-accent-hover);
}

.ad-inline-link {
  font-weight: 700;
  color: var(--color-primary);
  border-bottom: 2px solid var(--border-color);
}

.ad-inline-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

/* Sidebar */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.sidebar-widget {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.widget-title {
  font-size: 1.15rem;
  margin-bottom: 1.25rem;
  border-bottom: 2px solid var(--border-color);
  padding-bottom: 0.5rem;
  color: var(--color-primary-dark);
}

.widget-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.widget-list-item {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 1rem;
  align-items: center;
}

.widget-list-item:last-child {
  margin-bottom: 0;
}

.widget-list-img {
  width: 50px;
  height: 50px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background-color: var(--bg-tertiary);
}

.widget-list-content {
  display: flex;
  flex-direction: column;
}

.widget-list-title {
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.3;
}

.widget-list-title a {
  color: var(--text-primary);
}

.widget-list-title a:hover {
  color: var(--color-primary);
}

.widget-list-date {
  font-size: 0.75rem;
  color: var(--text-muted);
}

@media (max-width: 992px) {
  .article-layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .sidebar {
    margin-top: 3rem;
  }
}

@media (max-width: 576px) {
  .article-header { padding: 3rem 0; }
  .article-title { font-size: 2.25rem; }
  .article-main { padding: 2.5rem 0; }
}

/* ==========================================================================
   Equipment Page Elements
   ========================================================================== */
.eq-table-wrapper {
  overflow-x: auto;
  margin: 2rem 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.eq-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.eq-table th, .eq-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
}

.eq-table th {
  background-color: var(--bg-tertiary);
  color: var(--color-primary-dark);
  font-weight: 700;
}

.eq-table tr:last-child td {
  border-bottom: none;
}

.eq-table tr:hover td {
  background-color: rgba(15, 76, 129, 0.01);
}

/* ==========================================================================
   Contact Page Elements
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 4rem;
}

.contact-info-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--bg-tertiary);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

.contact-info-content h3 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.contact-info-content p {
  margin: 0;
  font-size: 0.95rem;
}

.contact-form {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
  background-color: var(--bg-primary);
}

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 76, 129, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

@media (max-width: 768px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .contact-form {
    padding: 1.5rem;
  }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background-color: var(--bg-tertiary);
  border-top: 1px solid var(--border-color);
  padding: 5rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-about p {
  font-size: 0.95rem;
  margin-top: 1rem;
  color: var(--text-secondary);
}

.footer-title {
  font-size: 1.15rem;
  color: var(--color-primary-dark);
  margin-bottom: 1.5rem;
  font-weight: 700;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-links a:hover {
  color: var(--color-primary);
  padding-left: 4px;
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-circle);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.social-link svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

.social-link:hover {
  background-color: var(--color-primary);
  color: var(--bg-primary);
  transform: translateY(-2px);
}

@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ==========================================================================
   Micro-animations & Utility Classes
   ========================================================================== */
.text-center { text-align: center; }
.mt-4 { margin-top: 1.5rem; }
.mb-4 { margin-bottom: 1.5rem; }

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  animation: scrollFadeIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes scrollFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

/* ==========================================================================
   Academy Course Cards & Calendar Styling
   ========================================================================== */
.academy-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 50px;
  background-color: rgba(15, 76, 129, 0.08);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.course-card {
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 2.5rem 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.course-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transition: var(--transition);
}

.course-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(15, 76, 129, 0.15);
}

.course-card:hover::before {
  width: 100%;
}

.course-title {
  font-size: 1.4rem;
  color: var(--color-primary-dark);
  margin-bottom: 0.75rem;
}

.course-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.course-price {
  font-weight: 800;
  color: var(--color-accent-hover);
  font-size: 1.1rem;
}

/* Calendar Table Premium Styling */
.calendar-table-wrapper {
  overflow-x: auto;
  margin: 3rem 0;
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.calendar-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.calendar-table th, .calendar-table td {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.calendar-table th {
  background-color: var(--color-primary-dark);
  color: var(--bg-primary);
  font-family: var(--font-sans);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 1px;
}

.calendar-table tr:last-child td {
  border-bottom: none;
}

.calendar-table tr:hover td {
  background-color: rgba(15, 76, 129, 0.02);
}

.calendar-status-best {
  color: var(--color-success);
  font-weight: 700;
}

.calendar-status-good {
  color: var(--color-primary);
  font-weight: 700;
}