/* ==========================================================================
   Desert Glass Theme - Neuronprismhub
   Translucent, wind-sculpted surfaces, warm desert mineral palette,
   architectural wide typography, subtle optical refractions.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;700&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Syne:wght@400;600;700;800&display=swap');

:root {
  /* Color Palette - Sun-bleached mineral & desert glass */
  --sand-base: #FAF6F0;
  --sand-light: #FBF8F3;
  --sand-card: rgba(250, 246, 240, 0.78);
  --sand-card-dense: rgba(246, 239, 230, 0.94);
  --sand-muted: #E8DDCB;
  --sand-border: rgba(194, 89, 63, 0.18);
  --sand-border-light: rgba(255, 255, 255, 0.75);

  --terracotta: #C2593F;
  --terracotta-dark: #9E3E26;
  --terracotta-soft: rgba(194, 89, 63, 0.08);
  --terracotta-glow: rgba(194, 89, 63, 0.22);

  --dusty-orange: #D97742;
  --dusty-orange-soft: rgba(217, 119, 66, 0.12);
  --dusty-orange-glow: rgba(217, 119, 66, 0.32);

  --muted-teal: #3A6B6B;
  --muted-teal-dark: #2A5151;
  --muted-teal-soft: rgba(58, 107, 107, 0.1);
  --muted-teal-glow: rgba(58, 107, 107, 0.25);

  --dark-brown: #241812;
  --dark-brown-soft: #4A3A31;
  --dark-brown-subtle: #735F53;
  --dark-brown-surface: #1C130D;

  /* Typography */
  --font-display: 'Syne', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-accent: 'Cinzel', serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Layout */
  --max-width: 1200px;
  --header-height: 84px;
  --radius-organic-lg: 28px 14px 32px 16px;
  --radius-organic-md: 20px 10px 22px 12px;
  --radius-organic-sm: 14px 8px 16px 8px;
  --radius-pill: 9999px;

  /* Glass Effects */
  --glass-blur: blur(16px) saturate(135%);
  --glass-shadow: 0 12px 36px rgba(36, 24, 18, 0.06), 0 2px 8px rgba(194, 89, 63, 0.04);
  --glass-shadow-hover: 0 18px 48px rgba(36, 24, 18, 0.1), 0 4px 16px rgba(217, 119, 66, 0.14);
  --heat-shimmer: 0 0 28px rgba(217, 119, 66, 0.28);

  /* Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-spring: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--sand-base);
  color: var(--dark-brown);
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--dark-brown);
  background: 
    radial-gradient(circle at 10% 15%, rgba(217, 119, 66, 0.07) 0%, transparent 45%),
    radial-gradient(circle at 85% 65%, rgba(58, 107, 107, 0.06) 0%, transparent 50%),
    radial-gradient(circle at 50% 90%, rgba(194, 89, 63, 0.05) 0%, transparent 60%),
    linear-gradient(180deg, var(--sand-light) 0%, var(--sand-base) 100%);
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* Desert Glass Mirage Grid / Heat Overlay */
.desert-mirage-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: -1;
  opacity: 0.45;
  background-image: 
    radial-gradient(circle at 50% 50%, rgba(217, 119, 66, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
}

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--dark-brown);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.75rem);
  letter-spacing: -0.03em;
  font-weight: 800;
}

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

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  color: var(--dark-brown-soft);
  margin-bottom: 1.25rem;
}

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

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

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

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

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

.section {
  padding: 5.5rem 0;
  position: relative;
}

.section-hero {
  padding: 4.5rem 0 5.5rem;
  position: relative;
}

/* Glass Card & Surface Primitives */
.glass-panel {
  background: var(--sand-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--sand-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-organic-md);
  position: relative;
  overflow: hidden;
}

.glass-panel::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--sand-border-light), transparent);
  pointer-events: none;
}

.glass-card {
  background: var(--sand-card);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--sand-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-organic-md);
  padding: 2rem;
  transition: var(--transition-smooth);
  position: relative;
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow-hover);
  border-color: rgba(194, 89, 63, 0.35);
}

.glass-card-dense {
  background: var(--sand-card-dense);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--sand-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-organic-lg);
  padding: 2.5rem;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(250, 246, 240, 0.82);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--sand-border);
  height: var(--header-height);
  display: flex;
  align-items: center;
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  color: var(--dark-brown);
  text-decoration: none;
}

.brand-icon {
  width: 38px;
  height: 38px;
  flex-shrink: 0;
}

.brand-tag {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--terracotta);
  font-weight: 700;
  display: block;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark-brown-soft);
  position: relative;
  padding: 0.4rem 0;
  text-decoration: none;
  letter-spacing: 0.01em;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--terracotta);
  border-radius: 2px;
}

/* Mobile Nav Toggle Button */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--sand-border);
  border-radius: var(--radius-organic-sm);
  padding: 0.6rem;
  color: var(--dark-brown);
  cursor: pointer;
}

.mobile-nav-toggle:focus {
  outline: 2px solid var(--terracotta);
}

.mobile-nav-menu {
  display: none;
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--sand-card-dense);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--sand-border);
  padding: 1.5rem;
  box-shadow: 0 16px 32px rgba(36, 24, 18, 0.12);
  flex-direction: column;
  gap: 1rem;
}

.mobile-nav-menu.open {
  display: flex;
}

/* Buttons & Shimmer Heat Distortion */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--terracotta) 0%, var(--dusty-orange) 100%);
  color: #FFFFFF;
  box-shadow: 0 6px 20px var(--terracotta-glow);
}

.btn-primary:hover {
  color: #FFFFFF;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 28px var(--dusty-orange-glow);
  filter: brightness(1.05);
}

.btn-secondary {
  background: rgba(250, 246, 240, 0.85);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--sand-border);
  color: var(--dark-brown);
  box-shadow: var(--glass-shadow);
}

.btn-secondary:hover {
  background: #FFFFFF;
  border-color: var(--terracotta);
  color: var(--terracotta);
  transform: translateY(-2px);
}

.btn-teal {
  background: linear-gradient(135deg, var(--muted-teal) 0%, #4D8282 100%);
  color: #FFFFFF;
  box-shadow: 0 6px 20px var(--muted-teal-glow);
}

.btn-teal:hover {
  color: #FFFFFF;
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 10px 28px rgba(58, 107, 107, 0.35);
}

/* Badges & Eyebrows */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--terracotta);
  background: var(--terracotta-soft);
  border: 1px solid rgba(194, 89, 63, 0.2);
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1rem;
}

.eyebrow-teal {
  color: var(--muted-teal);
  background: var(--muted-teal-soft);
  border-color: rgba(58, 107, 107, 0.2);
}

/* Grids */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

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

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* Hero Section Compositions */
.hero-split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-glass-frame {
  position: relative;
  border-radius: var(--radius-organic-lg);
  overflow: hidden;
  border: 1px solid var(--sand-border);
  box-shadow: var(--glass-shadow-hover);
  background: var(--sand-card);
}

.hero-glass-frame img {
  width: 100%;
  height: 440px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.hero-glass-frame:hover img {
  transform: scale(1.03);
}

.hero-floating-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  background: rgba(250, 246, 240, 0.9);
  backdrop-filter: blur(14px);
  border: 1px solid var(--sand-border);
  border-radius: var(--radius-organic-sm);
  padding: 1rem 1.25rem;
  box-shadow: 0 8px 24px rgba(36, 24, 18, 0.1);
}

/* Service Detail & Audit Sections */
.flagship-banner {
  background: linear-gradient(135deg, rgba(250, 246, 240, 0.9) 0%, rgba(244, 230, 220, 0.85) 100%);
  border: 1px solid rgba(194, 89, 63, 0.25);
  border-radius: var(--radius-organic-lg);
  padding: 3rem;
  margin-bottom: 3.5rem;
  position: relative;
}

.phase-step {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.phase-number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--terracotta) 0%, var(--dusty-orange) 100%);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-weight: 800;
  border-radius: 12px 6px 14px 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 12px var(--terracotta-glow);
}

/* Comparison / Scope Checklists */
.checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: var(--dark-brown-soft);
  font-size: 0.95rem;
}

.checklist-icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

.icon-check {
  color: var(--muted-teal);
}

.icon-cross {
  color: var(--terracotta);
}

/* Blog & Article Detail */
.post-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.post-card-img-wrapper {
  height: 220px;
  overflow: hidden;
  border-radius: var(--radius-organic-sm);
  margin-bottom: 1.25rem;
  position: relative;
}

.post-card-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.article-prose {
  max-width: 780px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.8;
}

.article-prose h2 {
  margin: 2.5rem 0 1rem;
}

.article-prose h3 {
  margin: 2rem 0 0.75rem;
}

.article-prose ol,
.article-prose ul {
  margin: 1.5rem 0;
  padding-left: 1.75rem;
}

.article-prose li {
  margin-bottom: 0.75rem;
}

.article-prose code {
  background: rgba(194, 89, 63, 0.08);
  color: var(--terracotta-dark);
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

/* Forms & Validation UI */
.form-group {
  margin-bottom: 1.5rem;
}

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

.form-control {
  width: 100%;
  padding: 0.85rem 1.1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--dark-brown);
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--sand-border);
  border-radius: var(--radius-organic-sm);
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--terracotta);
  box-shadow: 0 0 0 3px var(--terracotta-soft);
  background: #FFFFFF;
}

.form-error-msg {
  color: #B3261E;
  font-size: 0.82rem;
  margin-top: 0.35rem;
  display: none;
}

.form-group.has-error .form-control {
  border-color: #B3261E;
  background: #FFF8F7;
}

.form-group.has-error .form-error-msg {
  display: block;
}

.form-status-alert {
  padding: 1.25rem;
  border-radius: var(--radius-organic-sm);
  margin-top: 1.5rem;
  display: none;
  font-weight: 500;
}

.form-status-alert.alert-success {
  background: rgba(58, 107, 107, 0.12);
  border: 1px solid rgba(58, 107, 107, 0.3);
  color: var(--muted-teal-dark);
  display: block;
}

.form-status-alert.alert-error {
  background: rgba(194, 89, 63, 0.12);
  border: 1px solid rgba(194, 89, 63, 0.3);
  color: var(--terracotta-dark);
  display: block;
}

/* Tables */
.glass-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-organic-md);
  border: 1px solid var(--sand-border);
  background: var(--sand-card);
  backdrop-filter: var(--glass-blur);
  margin: 2rem 0;
}

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

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

.glass-table th {
  background: rgba(194, 89, 63, 0.06);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--dark-brown);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  max-width: 680px;
  margin: 0 auto;
  z-index: 9999;
  background: rgba(250, 246, 240, 0.95);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border: 1px solid var(--sand-border);
  box-shadow: 0 16px 40px rgba(36, 24, 18, 0.18), 0 0 24px var(--dusty-orange-glow);
  border-radius: var(--radius-organic-md);
  padding: 1.5rem;
  display: none;
}

.cookie-banner.show {
  display: block;
  animation: slideUpMirage 0.4s ease forwards;
}

@keyframes slideUpMirage {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.cookie-actions {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

/* Footer */
.site-footer {
  margin-top: auto;
  background: var(--dark-brown-surface);
  color: #EDE4D8;
  border-top: 1px solid rgba(194, 89, 63, 0.25);
  padding: 4.5rem 0 2rem;
  position: relative;
}

.site-footer a {
  color: #D8C4B4;
}

.site-footer a:hover {
  color: var(--dusty-orange);
}

.site-footer p {
  color: #BDB0A4;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.25fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: #FAF6F0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: #8C7E74;
}

/* Responsive */
@media (max-width: 992px) {
  .hero-split {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
}

@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }
  .mobile-nav-toggle {
    display: block;
  }
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
  .grid-4 {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  .flagship-banner {
    padding: 1.75rem;
  }
}