/* ==========================================================================
   Desert Glass Theme - Core Trail Hub
   Inspired by wind-shaped glass objects in an endless desert landscape.
   Palette: Sun-bleached cream, terracotta, dusty orange, muted teal, dark brown.
   ========================================================================== */

:root {
  --bg-sand: #FBF7F0;
  --bg-sand-warm: #F4ECE1;
  --bg-sand-deep: #EADBC8;
  --text-dark: #2C1E18;
  --text-muted: #5E4B43;
  --text-light: #FBF7F0;
  
  --terracotta: #C86446;
  --terracotta-hover: #B25236;
  --dusty-orange: #D97D54;
  --accent-amber: #E28743;
  --muted-teal: #4E7B7D;
  --muted-teal-dark: #356264;
  --dark-brown: #2C1E18;
  --charcoal-brown: #1A120E;
  
  --glass-bg: rgba(251, 247, 240, 0.72);
  --glass-bg-hover: rgba(251, 247, 240, 0.88);
  --glass-dark-bg: rgba(44, 30, 24, 0.82);
  --glass-border: rgba(200, 100, 70, 0.18);
  --glass-border-light: rgba(255, 255, 255, 0.45);
  --glass-shadow: 0 12px 36px -8px rgba(44, 30, 24, 0.08), 0 4px 12px rgba(200, 100, 70, 0.04);
  --glass-blur: blur(14px);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-organic: 20px 32px 18px 28px;
  --radius-pill: 999px;
  
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --container-max: 1200px;
  --transition-smooth: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-sand);
  color: var(--text-dark);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: 
    radial-gradient(circle at 10% 15%, rgba(226, 135, 67, 0.06) 0%, transparent 40%),
    radial-gradient(circle at 90% 65%, rgba(78, 123, 125, 0.07) 0%, transparent 45%),
    radial-gradient(circle at 50% 90%, rgba(200, 100, 70, 0.05) 0%, transparent 50%),
    var(--bg-sand);
  background-attachment: fixed;
}

main {
  flex: 1 0 auto;
}

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

h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.6rem);
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.6rem);
  margin-bottom: 0.75rem;
}

h4 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: 1.25rem;
  color: var(--text-muted);
  font-size: 1.05rem;
}

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

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

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Desert Glass Card */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  border-radius: var(--radius-lg);
  padding: 2.25rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.glass-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border-light), transparent);
}

.glass-panel:hover {
  background: var(--glass-bg-hover);
  border-color: rgba(200, 100, 70, 0.3);
  transform: translateY(-3px);
}

.glass-panel-dark {
  background: var(--glass-dark-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid rgba(251, 247, 240, 0.12);
  color: var(--text-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

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

.glass-panel-dark p {
  color: rgba(251, 247, 240, 0.85);
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(251, 247, 240, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--glass-border);
  transition: var(--transition-smooth);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--dark-brown);
  letter-spacing: -0.02em;
}

.brand-logo svg {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--dark-brown);
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  position: relative;
}

.nav-link:hover,
.nav-link[aria-current="page"] {
  color: var(--terracotta);
  background: rgba(200, 100, 70, 0.08);
}

.nav-link[aria-current="page"]::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0.75rem;
  right: 0.75rem;
  height: 2px;
  background: var(--terracotta);
  border-radius: 2px;
}

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

.mobile-nav {
  display: none;
  background: var(--bg-sand);
  border-bottom: 1px solid var(--glass-border);
  padding: 1.5rem;
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.mobile-nav-list .nav-link {
  display: block;
  font-size: 1.1rem;
  padding: 0.6rem 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition-smooth);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--terracotta), var(--dusty-orange));
  color: var(--text-light);
  box-shadow: 0 4px 16px rgba(200, 100, 70, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--terracotta-hover), var(--terracotta));
  color: var(--text-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(200, 100, 70, 0.45);
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--dark-brown);
  border: 1px solid var(--glass-border);
}

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

.btn-teal {
  background: linear-gradient(135deg, var(--muted-teal), var(--muted-teal-dark));
  color: var(--text-light);
  box-shadow: 0 4px 16px rgba(78, 123, 125, 0.35);
}

.btn-teal:hover {
  color: var(--text-light);
  transform: translateY(-2px);
}

/* Badges & Accents */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  background: rgba(200, 100, 70, 0.12);
  color: var(--terracotta);
  border: 1px solid rgba(200, 100, 70, 0.25);
  margin-bottom: 1rem;
}

.badge-teal {
  background: rgba(78, 123, 125, 0.12);
  color: var(--muted-teal);
  border-color: rgba(78, 123, 125, 0.25);
}

/* Section Layout */
.section {
  padding-top: 4.5rem;
  padding-bottom: 4.5rem;
  position: relative;
}

.section-alt {
  background: var(--bg-sand-warm);
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 3.5rem;
}

.section-header p {
  font-size: 1.15rem;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  align-items: center;
}

.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 Variant: Desert Glass Architectural Composition */
.hero-wrapper {
  padding: 4rem 0 5rem;
  position: relative;
}

.hero-content {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
}

.hero-lead {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.hero-visual {
  position: relative;
}

.hero-visual-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-organic);
  box-shadow: 0 20px 40px rgba(44, 30, 24, 0.15);
  border: 1px solid var(--glass-border);
}

.hero-floating-glass {
  position: absolute;
  bottom: -24px;
  left: -24px;
  background: rgba(251, 247, 240, 0.9);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  box-shadow: 0 10px 30px rgba(44, 30, 24, 0.12);
  max-width: 280px;
}

.hero-floating-glass strong {
  display: block;
  font-family: var(--font-heading);
  color: var(--terracotta);
  font-size: 1.1rem;
}

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

/* Service Cards */
.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-card-img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.service-card-body {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-meta {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px dashed var(--glass-border);
  font-size: 0.9rem;
}

.service-card-meta strong {
  color: var(--dark-brown);
}

/* Feature Pillars */
.feature-pillar {
  padding: 2rem;
  border-radius: var(--radius-lg);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
}

.pillar-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--terracotta);
  opacity: 0.7;
  margin-bottom: 0.5rem;
}

/* Blog Cards */
.blog-card {
  display: flex;
  flex-direction: column;
  height: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  transition: var(--transition-smooth);
}

.blog-card:hover {
  transform: translateY(-4px);
  border-color: var(--terracotta);
}

.blog-card-img {
  width: 100%;
  height: 210px;
  object-fit: cover;
}

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

.blog-meta {
  font-size: 0.85rem;
  color: var(--muted-teal);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

/* Reviews & Testimonials */
.testimonial-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.testimonial-rating {
  color: var(--accent-amber);
  margin-bottom: 0.75rem;
  font-size: 1.1rem;
}

.testimonial-quote {
  font-style: italic;
  color: var(--text-dark);
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-info strong {
  display: block;
  font-family: var(--font-heading);
  color: var(--dark-brown);
}

.author-info span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Case Study Box */
.case-study-card {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 2.5rem;
}

.case-study-img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
}

.case-study-body {
  padding: 2.25rem;
}

/* Accordion / FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 860px;
  margin: 0 auto;
}

.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
}

.faq-item summary {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--dark-brown);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--terracotta);
  font-weight: 400;
  transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(200, 100, 70, 0.1);
}

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

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

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.85rem 1.1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-dark);
  background: rgba(251, 247, 240, 0.9);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  transition: var(--transition-smooth);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--terracotta);
  box-shadow: 0 0 0 3px rgba(200, 100, 70, 0.2);
  background: #ffffff;
}

.form-error-msg {
  display: none;
  color: #B23B2A;
  font-size: 0.85rem;
  margin-top: 0.35rem;
  font-weight: 500;
}

.has-error .form-input,
.has-error .form-select,
.has-error .form-textarea {
  border-color: #B23B2A;
  background: rgba(178, 59, 42, 0.04);
}

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

.form-status {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  display: none;
  font-weight: 600;
}

.form-status.status-success {
  display: block;
  background: rgba(78, 123, 125, 0.15);
  border: 1px solid var(--muted-teal);
  color: var(--muted-teal-dark);
}

.form-status.status-error {
  display: block;
  background: rgba(178, 59, 42, 0.12);
  border: 1px solid #B23B2A;
  color: #B23B2A;
}

/* Legal / Policy Page Formatting */
.legal-content {
  max-width: 840px;
  margin: 0 auto;
}

.legal-content h2 {
  margin-top: 2.25rem;
  margin-bottom: 0.75rem;
  font-size: 1.5rem;
}

.legal-content h3 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.legal-content ul,
.legal-content ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  color: var(--text-muted);
}

.legal-content li {
  margin-bottom: 0.5rem;
}

.cookie-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.75rem 0;
  font-size: 0.95rem;
}

.cookie-table th,
.cookie-table td {
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--glass-border);
}

.cookie-table th {
  background: rgba(200, 100, 70, 0.08);
  font-family: var(--font-heading);
  color: var(--dark-brown);
}

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 1.5rem;
  left: 1.5rem;
  right: 1.5rem;
  max-width: 580px;
  z-index: 9999;
  background: rgba(44, 30, 24, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(251, 247, 240, 0.18);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  color: var(--text-light);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
  display: none;
  animation: slideUp 0.3s ease-out;
}

.cookie-banner.is-visible {
  display: block;
}

@keyframes slideUp {
  from {
    transform: translateY(30px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.cookie-banner p {
  color: rgba(251, 247, 240, 0.85);
  font-size: 0.92rem;
  margin-bottom: 1.25rem;
  line-height: 1.5;
}

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

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

.cookie-btn-accept {
  background: var(--terracotta);
  color: #fff;
  border: none;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.cookie-btn-accept:hover {
  background: var(--terracotta-hover);
}

.cookie-btn-reject {
  background: transparent;
  color: rgba(251, 247, 240, 0.85);
  border: 1px solid rgba(251, 247, 240, 0.3);
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.cookie-btn-reject:hover {
  background: rgba(251, 247, 240, 0.1);
  color: #fff;
}

/* Footer */
.site-footer {
  background: var(--charcoal-brown);
  color: var(--text-light);
  padding-top: 4.5rem;
  padding-bottom: 2.5rem;
  border-top: 1px solid rgba(200, 100, 70, 0.2);
  margin-top: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  color: rgba(251, 247, 240, 0.75);
  margin-top: 1rem;
  font-size: 0.95rem;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 1.25rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: rgba(251, 247, 240, 0.75);
  font-size: 0.95rem;
}

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

.footer-contact-info {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  font-size: 0.95rem;
  color: rgba(251, 247, 240, 0.8);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(251, 247, 240, 0.12);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.88rem;
  color: rgba(251, 247, 240, 0.6);
}

.footer-legal-links {
  display: flex;
  gap: 1.25rem;
}

.footer-legal-links a {
  color: rgba(251, 247, 240, 0.6);
}

.footer-legal-links a:hover {
  color: var(--accent-amber);
}

/* Responsive */
@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .hero-visual-img {
    height: 360px;
  }
  
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .case-study-card {
    grid-template-columns: 1fr;
  }
}

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