:root {
  --color-primary: #2C3E50;
  --color-secondary: #F4F1EA;
  --color-accent: #C0392B;
  --color-text: #1a1a1a;
  --color-text-light: #6b7280;
  --color-bg: #ffffff;
  --color-bg-alt: #f9fafb;

  --font-family: 'Space Grotesk', sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);

  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

body {
  margin: 0;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 8vw, 5rem); }
h2 { font-size: clamp(2rem, 5vw, 3.5rem); border-left: 8px solid var(--color-accent); padding-left: var(--space-md); }
h3 { font-size: 1.75rem; }

p { margin-bottom: var(--space-md); }

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section { padding: var(--space-2xl) 0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition-base);
  min-height: 44px;
  min-width: 44px;
}

.btn-primary {
  background-color: var(--color-primary);
  color: white;
  border: 2px solid var(--color-primary);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.btn-accent {
  background-color: var(--color-accent);
  color: white;
  border: 2px solid var(--color-accent);
}

.btn-accent:hover {
  background-color: transparent;
  color: var(--color-accent);
  box-shadow: 0 5px 15px rgba(192, 57, 43, 0.3);
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0,0,0,0.1);
  padding: var(--space-sm) 0;
}

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

.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
}

.nav-links {
  display: none;
  gap: var(--space-lg);
}

@media (min-width: 1024px) {
  .nav-links { display: flex; }
}

.nav-link {
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.875rem;
}

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

.mobile-toggle {
  display: block;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

@media (min-width: 1024px) {
  .mobile-toggle { display: none; }
}

.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  height: 100vh;
  background: var(--color-primary);
  z-index: 1001;
  transition: var(--transition-slow);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--space-xl);
}

.mobile-menu.active { right: 0; }

.mobile-menu .nav-link {
  color: white;
  font-size: 1.5rem;
}

.hero-split {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
  padding-top: 60px;
}

@media (min-width: 1024px) {
  .hero-split { grid-template-columns: 1fr 1fr; }
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-2xl);
  background-color: var(--color-secondary);
}

.hero-image {
  position: relative;
  overflow: hidden;
}

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

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(44, 62, 80, 0.4);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
}

.card {
  background: white;
  border: 1px solid rgba(0,0,0,0.05);
  padding: var(--space-xl);
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.card-img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  margin-bottom: var(--space-lg);
}

.footer {
  background-color: var(--color-primary);
  color: white;
  padding: var(--space-2xl) 0;
  font-size: 0.875rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-legal {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-xl);
  text-align: center;
}

.footer h4 { color: white; border: none; padding: 0; }

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--color-primary);
  color: white;
  padding: var(--space-md);
  z-index: 2000;
  display: none;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.cookie-banner.active { display: flex; }

.cookie-content { flex: 1; min-width: 300px; }

.cookie-btns { display: flex; gap: var(--space-sm); }

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease-out;
}

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

.faq-item {
  border-bottom: 1px solid rgba(0,0,0,0.1);
  padding: var(--space-md) 0;
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  font-weight: 700;
  font-size: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  color: var(--color-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-top: var(--space-sm);
}

.form-group { margin-bottom: var(--space-md); }

.form-label {
  display: block;
  margin-bottom: var(--space-xs);
  font-weight: 600;
}

.form-control {
  width: 100%;
  padding: 0.75rem;
  border: 2px solid #ddd;
  transition: border-color var(--transition-base);
  font-family: inherit;
}

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

.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.testimonial-card {
  background: var(--color-secondary);
  padding: var(--space-xl);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 10px;
  left: 20px;
  font-size: 5rem;
  color: var(--color-accent);
  opacity: 0.2;
}

.testimonial-meta {
  margin-top: var(--space-md);
  font-weight: 700;
  font-size: 0.875rem;
}

.text-accent { color: var(--color-accent); }

.split-text {
  display: flex;
  flex-direction: column;
}

.split-text span {
  display: block;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    transition: none;
    opacity: 1;
    transform: none;
  }
}

.grid-layout {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-md);
}

.col-span-full { grid-column: span 12; }
.col-span-6 { grid-column: span 12; }

@media (min-width: 1024px) {
  .col-span-6 { grid-column: span 6; }
}

.history-item {
  display: flex;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.history-year {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-accent);
  min-width: 100px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-2xl);
}

.team-member img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  filter: grayscale(1);
  transition: var(--transition-base);
}

.team-member:hover img {
  filter: grayscale(0);
}

.service-process {
  counter-reset: process;
}

.process-step {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  counter-increment: process;
}

.process-step::before {
  content: counter(process);
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
}

.portfolio-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-2xl);
}

.portfolio-item {
  position: relative;
  overflow: hidden;
}

.portfolio-overlay {
  position: absolute;
  bottom: -100%;
  left: 0;
  width: 100%;
  background: var(--color-primary);
  color: white;
  padding: var(--space-lg);
  transition: var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
  bottom: 0;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-accent);
  color: white;
  padding: 8px;
  z-index: 2001;
  transition: top 0.3s;
}

.skip-link:focus {
  top: 0;
}