/* Import Google Fonts: Oswald and Inter */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Oswald:wght@300;400;500;600;700&display=swap');

/* Design Tokens & Variables */
:root {
  --color-black: #111827;      /* Matte Black */
  --color-walnut: #451A03;     /* Warm Walnut */
  --color-steel: #6B7280;      /* Steel */
  --color-amber: #EA580C;      /* Industrial Amber */
  --color-dark-gray: #1F2937;  /* Dark Gray Panel */
  --color-light-gray: #F3F4F6; /* Light gray for content contrast */
  --color-white: #FFFFFF;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  background-color: var(--color-black);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  background-color: var(--color-black);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 600;
  line-height: 1.2;
}

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

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

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-black);
}
::-webkit-scrollbar-thumb {
  background: var(--color-walnut);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-amber);
}

/* Shared Premium Layout Utilities */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-padding {
  padding: 8rem 0;
}

.text-gradient {
  background: linear-gradient(135deg, var(--color-white) 30%, var(--color-steel) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.walnut-text {
  color: #D97706; /* Lighter walnut/amber text for readability in dark mode */
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(17, 24, 39, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(107, 114, 128, 0.15);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: var(--transition-smooth);
}

header.scrolled {
  background-color: rgba(17, 24, 39, 0.98);
  height: 70px;
  border-bottom: 1px solid rgba(234, 88, 12, 0.3);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-white);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo span {
  color: var(--color-amber);
}

.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-steel);
  position: relative;
  padding: 0.5rem 0;
}

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

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

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

.burger-menu {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
}

.burger-menu span {
  display: block;
  width: 28px;
  height: 2px;
  background-color: var(--color-white);
  transition: var(--transition-smooth);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.25rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
  z-index: 1;
}

.btn-primary {
  background-color: var(--color-walnut);
  color: var(--color-white);
  border: 1px solid var(--color-walnut);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background-color: var(--color-amber);
  transition: var(--transition-smooth);
  z-index: -1;
}

.btn-primary:hover::before {
  left: 0;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-white);
  border: 1px solid var(--color-steel);
}

.btn-secondary:hover {
  border-color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.05);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(rgba(17, 24, 39, 0.8), rgba(17, 24, 39, 0.95)), url('https://images.unsplash.com/photo-1540518614846-7eded433c457?q=80&w=2070') no-repeat center center/cover;
  padding-top: var(--header-height);
}

.hero-content {
  max-width: 700px;
}

.hero-tagline {
  color: var(--color-amber);
  font-family: var(--font-heading);
  font-size: 1.1rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: block;
}

.hero h1 {
  font-size: 4.5rem;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-steel);
  margin-bottom: 2.5rem;
  max-width: 550px;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
}

/* Dynamic Scroll Reveal System */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Steel Grid Layouts & Heavy Walnut Panels */
.grid-steel {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem;
}

.steel-card {
  background-color: var(--color-dark-gray);
  border: 1px solid rgba(107, 114, 128, 0.2);
  padding: 3rem;
  position: relative;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.steel-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background-color: var(--color-amber);
  transition: var(--transition-smooth);
}

.steel-card:hover {
  transform: translateY(-5px);
  border-color: rgba(234, 88, 12, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.steel-card:hover::before {
  height: 100%;
}

.walnut-panel {
  background: linear-gradient(135deg, #2D1500 0%, var(--color-walnut) 100%);
  border: 1px solid rgba(217, 119, 6, 0.2);
  padding: 3rem;
  border-radius: 2px;
}

.walnut-panel h3 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.walnut-panel p {
  color: rgba(255, 255, 255, 0.8);
}

/* Features Grid */
.features-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  margin-top: 4rem;
}

/* Showcase Section */
.showcase-header {
  text-align: center;
  margin-bottom: 5rem;
}

.showcase-header h2 {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.showcase-header p {
  color: var(--color-steel);
  max-width: 600px;
  margin: 0 auto;
}

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

.showcase-item {
  position: relative;
  overflow: hidden;
  height: 500px;
}

.showcase-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.showcase-info {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 2.5rem;
  background: linear-gradient(to top, rgba(17, 24, 39, 0.95) 0%, rgba(17, 24, 39, 0) 100%);
  z-index: 2;
  transition: var(--transition-smooth);
}

.showcase-info h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.showcase-info p {
  color: var(--color-steel);
  font-size: 0.95rem;
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(10px);
  transition: var(--transition-smooth);
}

.showcase-item:hover .showcase-image {
  transform: scale(1.05);
}

.showcase-item:hover .showcase-info p {
  opacity: 1;
  transform: translateY(0);
}

/* Products Collection Page & Filtering */
.collection-controls {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 4rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: transparent;
  border: 1px solid rgba(107, 114, 128, 0.3);
  color: var(--color-steel);
  padding: 0.75rem 2rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.filter-btn.active, .filter-btn:hover {
  background-color: var(--color-walnut);
  color: var(--color-white);
  border-color: var(--color-walnut);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.product-card {
  background-color: var(--color-dark-gray);
  border: 1px solid rgba(107, 114, 128, 0.15);
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

.product-image-container {
  position: relative;
  height: 350px;
  overflow: hidden;
}

.product-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.product-card:hover .product-image {
  transform: scale(1.03);
}

.product-details {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-category {
  font-size: 0.8rem;
  color: var(--color-amber);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}

.product-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.product-price {
  font-size: 1.1rem;
  font-family: var(--font-heading);
  color: var(--color-white);
  margin-top: auto;
}

/* About Page Specific styles */
.about-hero {
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 4rem;
  text-align: center;
}

.about-hero h1 {
  font-size: 4rem;
  margin-bottom: 1rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4rem;
  align-items: center;
}

.values-text h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.values-text p {
  color: var(--color-steel);
  margin-bottom: 1.5rem;
}

.values-image-container {
  border: 8px solid var(--color-dark-gray);
  position: relative;
}

.values-image-container::before {
  content: '';
  position: absolute;
  top: -15px;
  left: -15px;
  right: 15px;
  bottom: 15px;
  border: 1px solid var(--color-amber);
  z-index: -1;
}

/* Contact Page Specific styles */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info-panel h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
}

.contact-details-list {
  list-style: none;
  margin-bottom: 3rem;
}

.contact-details-list li {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-details-list strong {
  color: var(--color-amber);
  text-transform: uppercase;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  display: block;
}

.contact-details-list p {
  color: var(--color-steel);
}

/* Contact Form with Floating Labels */
.contact-form {
  background-color: var(--color-dark-gray);
  padding: 3rem;
  border: 1px solid rgba(107, 114, 128, 0.2);
}

.form-group {
  position: relative;
  margin-bottom: 2rem;
}

.form-input {
  width: 100%;
  padding: 1rem 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-steel);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: var(--transition-smooth);
}

.form-label {
  position: absolute;
  left: 0;
  top: 1rem;
  color: var(--color-steel);
  font-family: var(--font-heading);
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.1em;
  pointer-events: none;
  transition: var(--transition-smooth);
}

.form-input:focus ~ .form-label,
.form-input:not(:placeholder-shown) ~ .form-label {
  top: -1rem;
  font-size: 0.75rem;
  color: var(--color-amber);
}

.form-input:focus {
  border-color: var(--color-amber);
}

/* Steel Map Mockup */
.steel-map-container {
  height: 350px;
  background-color: #1a2332;
  border: 1px solid var(--color-steel);
  position: relative;
  overflow: hidden;
  margin-top: 2rem;
}

.steel-map-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, rgba(17, 24, 39, 0.4) 0%, rgba(17, 24, 39, 0.9) 100%);
  pointer-events: none;
}

.steel-map-pin {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  background-color: var(--color-amber);
  border-radius: 50%;
  box-shadow: 0 0 0 10px rgba(234, 88, 12, 0.3), 0 0 0 20px rgba(234, 88, 12, 0.1);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(234, 88, 12, 0.5), 0 0 0 10px rgba(234, 88, 12, 0.3);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(234, 88, 12, 0), 0 0 0 30px rgba(234, 88, 12, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(234, 88, 12, 0), 0 0 0 0 rgba(234, 88, 12, 0);
  }
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
}

.testimonial-card {
  background-color: var(--color-dark-gray);
  border: 1px solid rgba(107, 114, 128, 0.15);
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
}

.testimonial-quote {
  font-style: italic;
  color: var(--color-steel);
  font-size: 1.05rem;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.testimonial-author {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-amber);
}

.testimonial-author-info h4 {
  font-size: 0.95rem;
  color: var(--color-white);
}

.testimonial-author-info span {
  font-size: 0.8rem;
  color: var(--color-steel);
  text-transform: uppercase;
}

/* Privacy/Terms/Cookie Policy Page Styles */
.policy-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 8rem 2rem;
}

.policy-container h1 {
  font-size: 3.5rem;
  margin-bottom: 2rem;
  border-bottom: 2px solid var(--color-walnut);
  padding-bottom: 1rem;
}

.policy-container h2 {
  font-size: 2rem;
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  color: var(--color-amber);
}

.policy-container p, .policy-container ul {
  color: var(--color-steel);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

.policy-container ul {
  padding-left: 2rem;
}

.policy-container li {
  margin-bottom: 0.5rem;
}

/* GDPR Cookie Consent Modal */
.cookie-consent {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  right: 2rem;
  max-width: 500px;
  background-color: rgba(17, 24, 39, 0.95);
  border: 1px solid var(--color-walnut);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.8);
  padding: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transform: translateY(150%);
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.cookie-consent.show {
  transform: translateY(0);
}

.cookie-consent h3 {
  font-size: 1.3rem;
  color: var(--color-white);
  border-bottom: 1px solid rgba(107, 114, 128, 0.2);
  padding-bottom: 0.5rem;
}

.cookie-consent p {
  font-size: 0.9rem;
  color: var(--color-steel);
}

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

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

.cookie-buttons button {
  flex: 1;
}

/* Footer styling */
footer {
  background-color: #0B0F19;
  border-top: 1px solid rgba(107, 114, 128, 0.15);
  padding: 5rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-logo {
  margin-bottom: 1.5rem;
}

.footer-desc {
  color: var(--color-steel);
  margin-bottom: 2rem;
  font-weight: 300;
}

.footer-title {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--color-amber);
}

.footer-links {
  list-style: none;
}

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

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

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

.footer-bottom {
  border-top: 1px solid rgba(107, 114, 128, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: var(--color-steel);
  font-size: 0.9rem;
}

.footer-legal-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.footer-legal-links a {
  color: var(--color-steel);
  font-size: 0.9rem;
}

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

/* Responsive adjustments */
@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .features-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 3rem;
  }
  .nav-links {
    display: none; /* In a real product we would add simple JS toggle for responsive nav */
  }
  .burger-menu {
    display: flex;
  }
  .grid-steel {
    grid-template-columns: 1fr;
  }
  .showcase-grid {
    grid-template-columns: 1fr;
  }
  .products-grid {
    grid-template-columns: 1fr;
  }
  .values-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .contact-wrapper {
    grid-template-columns: 1fr;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  .footer-legal-links {
    justify-content: center;
    flex-wrap: wrap;
  }
}