/* ==========================================================================
   DESERT GLASS THEME — DATA SPIRE HUB
   UI inspired by wind-shaped glass objects discovered in an endless desert.
   Surfaces appear translucent and frosted with subtle optical distortion.
   Colors: Sun-bleached cream, terracotta, dusty orange, muted teal, dark brown.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Syne:wght@500;600;700;800&family=Space+Grotesk:wght@400;500;600&display=swap');

:root {
  /* Desert Glass Color Palette */
  --color-sand-light: #FAF6EF;
  --color-sand-cream: #F3EBDD;
  --color-sand-muted: #E8DDCA;
  --color-glass-surface: rgba(250, 246, 239, 0.72);
  --color-glass-surface-heavy: rgba(250, 246, 239, 0.88);
  --color-glass-border: rgba(200, 109, 81, 0.22);
  --color-glass-border-light: rgba(255, 255, 255, 0.6);
  --color-glass-shadow: rgba(40, 28, 24, 0.08);

  --color-terracotta: #C86D51;
  --color-terracotta-dark: #A9553C;
  --color-dusty-orange: #E07A5F;
  --color-dusty-orange-soft: #F4A58A;
  --color-muted-teal: #3D7068;
  --color-muted-teal-dark: #2A524C;
  --color-muted-teal-light: #5A8F87;
  --color-dark-brown: #241A17;
  --color-dark-brown-rich: #191210;
  --color-warm-charcoal: #3D302C;
  --color-text-main: #2A1F1B;
  --color-text-muted: #6B5B54;
  --color-text-subtle: #8F7D74;

  /* Typography */
  --font-display: 'Syne', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'Space Grotesk', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2.5rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Border radius (organic, wind-sculpted curves) */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 36px;
  --radius-full: 9999px;

  /* Glass Effects */
  --glass-blur: blur(14px);
  --glass-blur-heavy: blur(24px);
  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-heat: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.4s ease, filter 0.4s ease;
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */

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

html {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-text-main);
  background-color: var(--color-sand-light);
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(224, 122, 95, 0.07) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(61, 112, 104, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 50% 50%, rgba(200, 109, 81, 0.04) 0%, transparent 60%);
  background-attachment: fixed;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow-x: hidden;
}

/* Desert Ambient Glass Shimmer Overlay */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(ellipse at top right, rgba(244, 165, 138, 0.08), transparent 60%),
    radial-gradient(ellipse at bottom left, rgba(90, 143, 135, 0.06), transparent 70%);
  pointer-events: none;
  z-index: -1;
}

img, svg, picture, video {
  max-width: 100%;
  display: block;
}

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

a:hover, a:focus-visible {
  color: var(--color-dark-brown);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-dark-brown-rich);
  letter-spacing: -0.015em;
}

h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  letter-spacing: -0.025em;
}

h2 {
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
}

h4 {
  font-size: 1.15rem;
}

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
}

.container-narrow {
  max-width: 860px;
}

.container-wide {
  max-width: 1360px;
}

/* ==========================================================================
   GLASS MORPHIC SURFACES & COMPONENTS
   ========================================================================== */

.glass-card {
  background: var(--color-glass-surface);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--color-glass-border);
  border-top-color: var(--color-glass-border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: 0 16px 36px var(--color-glass-shadow), 0 2px 8px rgba(200, 109, 81, 0.05);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.glass-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.8), transparent);
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: rgba(200, 109, 81, 0.38);
  box-shadow: 0 22px 48px rgba(40, 28, 24, 0.12), 0 4px 12px rgba(200, 109, 81, 0.08);
}

.glass-card-dark {
  background: rgba(36, 26, 23, 0.94);
  backdrop-filter: var(--glass-blur-heavy);
  -webkit-backdrop-filter: var(--glass-blur-heavy);
  border: 1px solid rgba(224, 122, 95, 0.25);
  color: var(--color-sand-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

.glass-card-dark h1,
.glass-card-dark h2,
.glass-card-dark h3,
.glass-card-dark h4 {
  color: var(--color-sand-light);
}

.glass-card-dark p {
  color: rgba(243, 235, 221, 0.82);
}

/* ==========================================================================
   BUTTONS — DESERT HEAT DISTORTION EFFECT
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition-heat);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  z-index: 1;
}

/* Primary Button: Terracotta with heat glow */
.btn-primary {
  background: linear-gradient(135deg, var(--color-terracotta), var(--color-dusty-orange));
  color: #FFFFFF !important;
  box-shadow: 0 6px 18px rgba(200, 109, 81, 0.35);
}

.btn-primary:hover, .btn-primary:focus-visible {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 28px rgba(200, 109, 81, 0.48), 0 0 20px rgba(224, 122, 95, 0.3);
  filter: brightness(1.05);
}

/* Secondary Button: Frosted Glass */
.btn-secondary {
  background: rgba(250, 246, 239, 0.85);
  backdrop-filter: blur(8px);
  color: var(--color-dark-brown) !important;
  border-color: var(--color-glass-border);
  box-shadow: 0 4px 12px var(--color-glass-shadow);
}

.btn-secondary:hover, .btn-secondary:focus-visible {
  background: #FFFFFF;
  border-color: var(--color-terracotta);
  color: var(--color-terracotta-dark) !important;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(40, 28, 24, 0.12);
}

/* Teal Accent Button */
.btn-teal {
  background: linear-gradient(135deg, var(--color-muted-teal), var(--color-muted-teal-dark));
  color: #FFFFFF !important;
  box-shadow: 0 6px 18px rgba(61, 112, 104, 0.32);
}

.btn-teal:hover, .btn-teal:focus-visible {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 28px rgba(61, 112, 104, 0.45);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-sand-light) !important;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-dark:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--color-sand-light);
}

/* Badges / Chips */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  background: rgba(200, 109, 81, 0.12);
  color: var(--color-terracotta-dark);
  border: 1px solid rgba(200, 109, 81, 0.28);
}

.badge-teal {
  background: rgba(61, 112, 104, 0.12);
  color: var(--color-muted-teal-dark);
  border-color: rgba(61, 112, 104, 0.28);
}

.badge-dark {
  background: rgba(36, 26, 23, 0.08);
  color: var(--color-dark-brown);
  border-color: rgba(36, 26, 23, 0.2);
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(250, 246, 239, 0.82);
  backdrop-filter: var(--glass-blur-heavy);
  -webkit-backdrop-filter: var(--glass-blur-heavy);
  border-bottom: 1px solid var(--color-glass-border);
  transition: var(--transition-smooth);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  padding-bottom: var(--spacing-md);
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--color-dark-brown-rich);
  letter-spacing: -0.01em;
  text-decoration: none;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-dark-brown);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(36, 26, 23, 0.18);
}

.brand-icon svg {
  width: 24px;
  height: 24px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.25rem;
}

.nav-link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
  padding: 0.35rem 0.5rem;
  position: relative;
  transition: var(--transition-smooth);
}

.nav-link:hover, .nav-link:focus-visible, .nav-link.active {
  color: var(--color-terracotta);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0.5rem;
  right: 0.5rem;
  height: 2px;
  background: var(--color-terracotta);
  border-radius: var(--radius-full);
}

.nav-cta {
  margin-left: 0.5rem;
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  cursor: pointer;
  color: var(--color-dark-brown);
}

@media (max-width: 960px) {
  .mobile-nav-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(250, 246, 239, 0.98);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    flex-direction: column;
    padding: var(--spacing-xl);
    gap: var(--spacing-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-smooth);
    overflow-y: auto;
  }

  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
    gap: var(--spacing-md);
  }

  .nav-link {
    font-size: 1.25rem;
    padding: 0.5rem 0;
    width: 100%;
  }

  .nav-cta {
    width: 100%;
    margin-left: 0;
    margin-top: var(--spacing-md);
  }

  .nav-cta .btn {
    width: 100%;
  }
}

/* ==========================================================================
   HERO SECTIONS
   ========================================================================== */

.hero-section {
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.hero-tag {
  align-self: flex-start;
}

.hero-title {
  font-size: clamp(2.4rem, 4.8vw, 3.8rem);
  line-height: 1.12;
  color: var(--color-dark-brown-rich);
}

.hero-lead {
  font-size: 1.2rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: center;
  margin-top: var(--spacing-sm);
}

.hero-visual {
  position: relative;
}

.hero-image-wrapper {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid var(--color-glass-border);
  box-shadow: 0 24px 60px rgba(40, 28, 24, 0.16);
  position: relative;
}

.hero-image-wrapper img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.hero-image-wrapper:hover img {
  transform: scale(1.03);
}

.hero-badge-float {
  position: absolute;
  bottom: -20px;
  left: -20px;
  background: var(--color-glass-surface-heavy);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  box-shadow: 0 12px 30px var(--color-glass-shadow);
  max-width: 260px;
}

.hero-badge-float strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-dark-brown);
}

.hero-badge-float span {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }

  .hero-badge-float {
    position: static;
    margin-top: var(--spacing-md);
    max-width: 100%;
  }

  .hero-image-wrapper img {
    height: 340px;
  }
}

/* ==========================================================================
   SECTIONS & GRIDS
   ========================================================================== */

.section {
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-3xl);
  position: relative;
}

.section-muted {
  background: rgba(243, 235, 221, 0.5);
  border-top: 1px solid var(--color-glass-border);
  border-bottom: 1px solid var(--color-glass-border);
}

.section-dark {
  background: var(--color-dark-brown-rich);
  color: var(--color-sand-light);
  position: relative;
  overflow: hidden;
}

.section-dark::before {
  content: "";
  position: absolute;
  top: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(224, 122, 95, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.section-dark h2, .section-dark h3, .section-dark h4 {
  color: var(--color-sand-light);
}

.section-dark p {
  color: rgba(243, 235, 221, 0.8);
}

.section-header {
  margin-bottom: var(--spacing-2xl);
}

.section-header.text-center {
  text-align: center;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-terracotta);
  margin-bottom: var(--spacing-xs);
  display: block;
}

.section-lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  margin-top: var(--spacing-sm);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

@media (max-width: 960px) {
  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   SERVICE CARDS & DETAIL
   ========================================================================== */

.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card-media {
  height: 220px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--spacing-lg);
  position: relative;
}

.service-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.service-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-subtle);
}

.service-card-title {
  margin-bottom: var(--spacing-sm);
}

.service-card-summary {
  flex-grow: 1;
  margin-bottom: var(--spacing-lg);
}

.service-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-glass-border);
}

.service-price {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-dark-brown);
}

.service-price-sub {
  display: block;
  font-size: 0.78rem;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--color-text-subtle);
}

/* Service Detail Page Layout */
.service-detail-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: var(--spacing-2xl);
  align-items: start;
}

.curriculum-accordion {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.curriculum-item {
  background: var(--color-glass-surface);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
}

.curriculum-item-header {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}

.curriculum-item-header h4 {
  color: var(--color-dark-brown);
}

.inclusions-list, .exclusions-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.inclusions-list li {
  position: relative;
  padding-left: 1.75rem;
  color: var(--color-text-main);
}

.inclusions-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-muted-teal);
  font-weight: 800;
}

.exclusions-list li {
  position: relative;
  padding-left: 1.75rem;
  color: var(--color-text-muted);
}

.exclusions-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--color-terracotta);
  font-weight: 700;
}

@media (max-width: 900px) {
  .service-detail-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   PRICING CARDS
   ========================================================================== */

.pricing-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.pricing-card.featured {
  border-color: var(--color-terracotta);
  box-shadow: 0 20px 48px rgba(200, 109, 81, 0.18);
  transform: translateY(-8px);
}

.pricing-header {
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-glass-border);
  margin-bottom: var(--spacing-lg);
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-dark-brown-rich);
  margin-top: var(--spacing-sm);
  line-height: 1;
}

.pricing-amount span {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: var(--spacing-xl);
  flex-grow: 1;
}

.pricing-features li {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.95rem;
  color: var(--color-text-main);
}

.pricing-features li::before {
  content: "•";
  position: absolute;
  left: 0.25rem;
  color: var(--color-terracotta);
  font-size: 1.25rem;
  line-height: 1;
}

/* ==========================================================================
   REVIEWS & TESTIMONIALS
   ========================================================================== */

.review-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.review-rating {
  color: var(--color-dusty-orange);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
}

.review-quote {
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--color-text-main);
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
}

.review-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--color-glass-border);
}

.review-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 2px solid var(--color-terracotta);
}

.review-author-info strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--color-dark-brown);
}

.review-author-info span {
  display: block;
  font-size: 0.82rem;
  color: var(--color-text-subtle);
}

/* Extended Case Studies */
.case-study-box {
  background: var(--color-glass-surface-heavy);
  border: 1px solid var(--color-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.case-study-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-md);
}

@media (max-width: 768px) {
  .case-study-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   BLOG / JOURNAL
   ========================================================================== */

.post-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.post-card-media {
  height: 220px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--spacing-md);
}

.post-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.post-card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-text-subtle);
}

.post-card-title {
  margin-bottom: var(--spacing-sm);
  font-size: 1.35rem;
}

.post-card-summary {
  flex-grow: 1;
  margin-bottom: var(--spacing-md);
}

/* Single Post Layout */
.post-header {
  padding-top: var(--spacing-2xl);
  padding-bottom: var(--spacing-xl);
  text-align: center;
  max-width: 860px;
  margin-left: auto;
  margin-right: auto;
}

.post-hero-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: var(--spacing-2xl);
  max-height: 520px;
}

.post-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.post-content {
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--color-text-main);
}

.post-content h2 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--color-dark-brown-rich);
}

.post-content p {
  margin-bottom: var(--spacing-lg);
}

.post-content ul, .post-content ol {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-xl);
}

.post-content li {
  margin-bottom: var(--spacing-xs);
}

.post-content blockquote {
  border-left: 4px solid var(--color-terracotta);
  padding: var(--spacing-md) var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  background: var(--color-sand-cream);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
}

.takeaways-card {
  background: rgba(61, 112, 104, 0.08);
  border: 1px solid rgba(61, 112, 104, 0.25);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-2xl);
}

.takeaways-card h3 {
  color: var(--color-muted-teal-dark);
  margin-bottom: var(--spacing-md);
}

/* ==========================================================================
   FORMS & INPUTS (WITH VALIDATION FEEDBACK)
   ========================================================================== */

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.form-label {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--color-dark-brown);
}

.form-label .required {
  color: var(--color-terracotta);
}

.form-control {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  background: #FFFFFF;
  border: 1px solid var(--color-glass-border);
  color: var(--color-text-main);
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-terracotta);
  box-shadow: 0 0 0 3px rgba(200, 109, 81, 0.18);
}

.form-control.is-invalid {
  border-color: #D32F2F;
  box-shadow: 0 0 0 3px rgba(211, 47, 47, 0.15);
}

.form-error-msg {
  font-size: 0.82rem;
  color: #D32F2F;
  min-height: 1.1rem;
  display: none;
}

.form-error-msg.visible {
  display: block;
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.form-status {
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-top: var(--spacing-md);
  display: none;
}

.form-status.success {
  display: block;
  background: rgba(61, 112, 104, 0.12);
  border: 1px solid var(--color-muted-teal);
  color: var(--color-muted-teal-dark);
}

.form-status.error {
  display: block;
  background: rgba(200, 109, 81, 0.12);
  border: 1px solid var(--color-terracotta);
  color: var(--color-terracotta-dark);
}

/* ==========================================================================
   COOKIE CONSENT BANNER (VANILLA JS ISLAND)
   ========================================================================== */

.cookie-banner {
  position: fixed;
  bottom: 24px;
  left: 24px;
  right: 24px;
  max-width: 580px;
  margin-left: auto;
  z-index: 9999;
  background: rgba(36, 26, 23, 0.96);
  backdrop-filter: var(--glass-blur-heavy);
  -webkit-backdrop-filter: var(--glass-blur-heavy);
  border: 1px solid rgba(224, 122, 95, 0.35);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.5s ease;
  pointer-events: none;
}

.cookie-banner.is-visible {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.cookie-banner-content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.cookie-banner-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--color-sand-light);
}

.cookie-banner-text {
  font-size: 0.9rem;
  line-height: 1.55;
  color: rgba(243, 235, 221, 0.85);
  margin-bottom: 0;
}

.cookie-banner-text a {
  color: var(--color-dusty-orange);
  text-decoration: underline;
}

.cookie-banner-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.cookie-banner-btn {
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
}

/* ==========================================================================
   TABLES (COOKIES, SYLLABUS, COMPARISONS)
   ========================================================================== */

.data-table-wrapper {
  overflow-x: auto;
  margin: var(--spacing-xl) 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-glass-border);
  background: #FFFFFF;
}

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

.data-table th {
  background: var(--color-sand-cream);
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--color-dark-brown);
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 2px solid var(--color-glass-border);
}

.data-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid rgba(200, 109, 81, 0.1);
  color: var(--color-text-main);
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  margin-top: auto;
  background: var(--color-dark-brown-rich);
  color: var(--color-sand-cream);
  border-top: 1px solid rgba(224, 122, 95, 0.2);
  padding-top: var(--spacing-3xl);
  padding-bottom: var(--spacing-xl);
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand h3 {
  color: var(--color-sand-light);
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  color: rgba(243, 235, 221, 0.75);
  font-size: 0.95rem;
}

.footer-col h4 {
  color: var(--color-sand-light);
  font-size: 1.05rem;
  margin-bottom: var(--spacing-md);
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: rgba(243, 235, 221, 0.75);
  font-size: 0.92rem;
}

.footer-links a:hover, .footer-links a:focus-visible {
  color: var(--color-dusty-orange);
  padding-left: 4px;
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-bottom: var(--spacing-md);
  font-size: 0.92rem;
  color: rgba(243, 235, 221, 0.75);
}

.footer-contact-item strong {
  color: var(--color-sand-light);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-family: var(--font-mono);
}

.footer-bottom {
  padding-top: var(--spacing-xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  font-size: 0.88rem;
  color: rgba(243, 235, 221, 0.6);
}

@media (max-width: 960px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
}

@media (max-width: 600px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */

.text-center { text-align: center; }
.text-terracotta { color: var(--color-terracotta); }
.text-teal { color: var(--color-muted-teal); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }