@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600&family=Inter:wght@400;500;600&display=swap');

:root {
  /* Core Colors */
  --deep-asphalt: #15191C;
  --carbon: #20262A;
  --mineral-grey: #59656A;
  --frost: #F2F5F4;
  --pure-white: #FFFFFF;
  --mist: #DCE4E3;
  
  /* Accents */
  --copper-accent: #B8734D;
  --soft-teal: #6E9A98;
  --steel: #829096;
  
  /* Text & UI */
  --dark-text: #20272A;
  --muted-text: #687276;
  --border-color: #CDD6D5;

  /* Typography */
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing & Layout */
  --container-width: 1200px;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  --radius-sm: 4px;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--dark-text);
  background-color: var(--frost);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

ul {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.2;
  color: var(--deep-asphalt);
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: 1.25rem; }

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

.technical-label {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--soft-teal);
  display: block;
  margin-bottom: 0.5rem;
}

.technical-label.copper {
  color: var(--copper-accent);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-xl) 0;
}

.bg-dark {
  background-color: var(--deep-asphalt);
  color: var(--frost);
}

.bg-dark h1, .bg-dark h2, .bg-dark h3, .bg-dark h4 {
  color: var(--pure-white);
}

.bg-dark p {
  color: var(--steel);
}

.bg-carbon {
  background-color: var(--carbon);
  color: var(--frost);
}

.bg-carbon h2 {
  color: var(--pure-white);
}

.bg-white {
  background-color: var(--pure-white);
}

/* Technical Grid Pattern */
.grid-pattern {
  background-image: 
    linear-gradient(var(--mist) 1px, transparent 1px),
    linear-gradient(90deg, var(--mist) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center center;
}

.grid-pattern-dark {
  background-image: 
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-weight: 500;
  letter-spacing: 1px;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 1px solid transparent;
  font-size: 1rem;
}

.btn-primary {
  background-color: var(--deep-asphalt);
  color: var(--pure-white);
}

.btn-primary:hover {
  background-color: var(--copper-accent);
  color: var(--pure-white);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--border-color);
  color: var(--deep-asphalt);
}

.btn-secondary:hover {
  border-color: var(--deep-asphalt);
  background-color: var(--mist);
}

.bg-dark .btn-secondary {
  border-color: var(--mineral-grey);
  color: var(--pure-white);
}

.bg-dark .btn-secondary:hover {
  border-color: var(--pure-white);
  background-color: rgba(255,255,255,0.1);
}

/* Header & Navigation */
header {
  background-color: var(--pure-white);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 80px;
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--deep-asphalt);
  text-transform: lowercase;
}

.status-label {
  font-size: 0.7rem;
  font-family: var(--font-body);
  color: var(--steel);
  border: 1px solid var(--border-color);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-left: 1rem;
  display: inline-block;
  vertical-align: middle;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  text-transform: uppercase;
  color: var(--muted-text);
  letter-spacing: 0.5px;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--deep-asphalt);
}

.nav-cta {
  display: flex;
  align-items: center;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
  z-index: 1001;
}

.mobile-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--deep-asphalt);
  transition: all 0.3s ease;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border-color);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
  background-color: var(--pure-white);
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  border-left: none;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: var(--spacing-md);
}

.hero-image-wrapper {
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  z-index: 1;
}

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

.hero-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--pure-white) 0%, transparent 40%);
}

/* Selector Section */
.selector-section {
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--border-color);
}

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

.selector-card {
  background-color: var(--pure-white);
  border: 1px solid var(--border-color);
  padding: var(--spacing-md);
  cursor: pointer;
  transition: all 0.3s ease;
  text-align: center;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.selector-card:hover {
  border-color: var(--deep-asphalt);
  background-color: var(--deep-asphalt);
  color: var(--pure-white);
}

.selector-card h4 {
  margin: 0;
  font-size: 1.1rem;
}

.selector-card:hover h4 {
  color: var(--pure-white);
}

/* Services Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background-color: var(--pure-white);
  border: 1px solid var(--border-color);
  padding: var(--spacing-md);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.05);
  border-color: var(--mineral-grey);
}

.service-card .btn {
  margin-top: auto;
  align-self: flex-start;
}

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

.season-card {
  background-color: var(--carbon);
  padding: var(--spacing-md);
  border: 1px solid var(--mineral-grey);
}

.season-card h4 {
  color: var(--pure-white);
  border-bottom: 1px solid var(--mineral-grey);
  padding-bottom: 0.5rem;
}

/* Process Timeline */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  position: relative;
}

.process-step {
  position: relative;
  padding-top: 2rem;
}

.process-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--border-color);
}

.process-step-num {
  position: absolute;
  top: -12px;
  left: 0;
  background-color: var(--deep-asphalt);
  color: var(--pure-white);
  font-family: var(--font-heading);
  padding: 0.2rem 0.5rem;
  font-size: 0.8rem;
}

/* Split Content */
.split-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.split-image img {
  width: 100%;
  border: 1px solid var(--border-color);
}

/* FAQ Accordion */
.faq-item {
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1rem;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1rem 0;
  font-family: var(--font-heading);
  font-size: 1.2rem;
  color: var(--deep-asphalt);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-icon {
  font-size: 1.5rem;
  transition: transform 0.3s ease;
}

.faq-question.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-answer p {
  padding-bottom: 1.5rem;
}

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

.form-label {
  display: block;
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: var(--deep-asphalt);
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--border-color);
  background-color: var(--frost);
  font-family: var(--font-body);
  color: var(--dark-text);
  transition: border-color 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--deep-asphalt);
}

textarea.form-control {
  min-height: 150px;
  resize: vertical;
}

.form-status {
  display: none;
  padding: 1rem;
  background-color: var(--mist);
  border: 1px solid var(--soft-teal);
  color: var(--deep-asphalt);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

/* Legal Pages */
.legal-content h2 { margin-top: 2rem; font-size: 1.5rem; }
.legal-content h3 { margin-top: 1.5rem; font-size: 1.2rem; }
.legal-content ul { margin-bottom: 1rem; padding-left: 1.5rem; list-style: disc; color: var(--muted-text); }
.legal-content li { margin-bottom: 0.5rem; }

/* Footer */
footer {
  background-color: var(--deep-asphalt);
  color: var(--steel);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  border-top: 4px solid var(--carbon);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .logo {
  color: var(--pure-white);
  margin-bottom: 1rem;
  display: block;
}

.footer-title {
  font-family: var(--font-heading);
  color: var(--pure-white);
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

.footer-links li {
  margin-bottom: 0.8rem;
}

.footer-links a {
  color: var(--steel);
}

.footer-links a:hover {
  color: var(--pure-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

/* Cookie Banner System */
#cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--pure-white);
  border-top: 1px solid var(--border-color);
  padding: 1.5rem;
  box-shadow: 0 -10px 40px rgba(0,0,0,0.1);
  z-index: 9999;
  display: none;
  flex-direction: column;
  gap: 1rem;
}

.cookie-content {
  max-width: 800px;
}

.cookie-content h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.cookie-content p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

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

/* Cookie Preferences Modal */
#cookie-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(21, 25, 28, 0.8);
  z-index: 10000;
  display: none;
  justify-content: center;
  align-items: center;
  padding: 1rem;
}

.cookie-modal-content {
  background-color: var(--pure-white);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 2rem;
  border-radius: var(--radius-sm);
}

.cookie-pref-item {
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
}

.cookie-pref-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.cookie-toggle {
  appearance: none;
  width: 40px;
  height: 20px;
  background-color: var(--border-color);
  border-radius: 20px;
  position: relative;
  cursor: pointer;
  outline: none;
}

.cookie-toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  background-color: var(--pure-white);
  border-radius: 50%;
  transition: all 0.3s ease;
}

.cookie-toggle:checked {
  background-color: var(--soft-teal);
}

.cookie-toggle:checked::after {
  left: 22px;
}

.cookie-toggle:disabled {
  background-color: var(--deep-asphalt);
  cursor: not-allowed;
}

/* Responsive */
@media (max-width: 1200px) {
  h1 { font-size: 3rem; }
  .split-content { gap: 2rem; }
}

@media (max-width: 992px) {
  .hero-content {
    max-width: 70%;
  }
  .selector-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .seasonal-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .split-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--pure-white);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    transition: left 0.3s ease;
  }

  .nav-links.active {
    left: 0;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    flex-direction: column;
  }

  .hero-image-wrapper {
    position: relative;
    width: 100%;
    height: 40vh;
  }

  .hero-image-overlay {
    background: linear-gradient(0deg, var(--pure-white) 0%, transparent 40%);
  }

  .hero-content {
    max-width: 100%;
    padding: var(--spacing-md);
    border: none;
    border-top: 1px solid var(--border-color);
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .selector-grid, .seasonal-grid, .services-grid {
    grid-template-columns: 1fr;
  }
  .hero-actions {
    flex-direction: column;
  }
  .btn {
    text-align: center;
  }
  .cookie-actions {
    flex-direction: column;
  }
}