/* ============================================
   Lusitania Medieval - Clean Design
   ============================================ */

/* CSS Variables */
:root {
  /* Colors */
  --color-bg: #0a0908;
  --color-bg-alt: #111110;
  --color-bg-dark: #050504;
  --color-surface: rgba(255, 255, 255, 0.03);
  --color-surface-hover: rgba(255, 255, 255, 0.06);
  --color-border: rgba(255, 255, 255, 0.08);
  
  --color-text: rgba(255, 255, 255, 0.92);
  --color-text-muted: rgba(255, 255, 255, 0.65);
  --color-text-subtle: rgba(255, 255, 255, 0.45);
  
  --color-gold: #c9a962;
  --color-gold-light: #ddc07a;
  --color-gold-dark: #a88a45;
  
  /* Typography */
  --font-display: 'Cinzel', serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 10rem;
  
  /* Layout */
  --container-max: 1200px;
  --header-height: 80px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
  overflow: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

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

p {
  color: var(--color-text-muted);
}

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

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
  color: var(--color-bg);
  border-color: var(--color-gold);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(201, 169, 98, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-outline:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-gold);
  color: var(--color-gold);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* ============================================
   Header
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: transparent;
  transition: all var(--transition-base);
}

.header.scrolled {
  background: rgba(10, 9, 8, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}

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

.logo {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 48px;
  width: auto;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--color-gold);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--color-bg);
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-nav.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--color-gold);
}

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0;
  background-color: var(--color-bg-dark);
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(180deg, rgba(10, 9, 8, 0.4) 0%, rgba(10, 9, 8, 0.5) 40%, rgba(10, 9, 8, 0.95) 100%);
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 800px;
  padding: var(--space-xl) var(--space-md);
}

.hero-tag {
  display: inline-block;
  padding: var(--space-xs) var(--space-md);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
  border-radius: 100px;
  margin-bottom: var(--space-lg);
}

.hero-title {
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.hero-subtitle {
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto var(--space-lg);
  color: var(--color-text-muted);
}

.hero-cta {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.hero-scroll span {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
}

.scroll-indicator {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--color-gold), transparent);
  animation: scroll 2s ease-in-out infinite;
}

@keyframes scroll {
  0%, 100% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================
   Sections
   ============================================ */
.section {
  padding: var(--space-3xl) 0;
}

.section-dark {
  background: var(--color-bg-alt);
}

.section-alt {
  background: var(--color-bg-dark);
}

.section-header {
  margin-bottom: var(--space-xl);
}

.section-header-center {
  text-align: center;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
}

.section-title {
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 600px;
}

.section-header-center .section-subtitle {
  margin: 0 auto;
}

/* ============================================
   About Section
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.about-text {
  max-width: 540px;
}

.about-text .lead {
  font-size: 1.25rem;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.about-text p {
  margin-bottom: var(--space-sm);
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.value-card {
  padding: var(--space-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.value-card:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.value-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.value-card h3 {
  margin-bottom: var(--space-xs);
  font-size: 1rem;
}

.value-card p {
  font-size: 0.875rem;
  color: var(--color-text-subtle);
}

/* ============================================
   Services Section
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.service-card {
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

.service-card:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-gold);
  transform: translateY(-4px);
}

.service-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
}

.service-card h3 {
  margin-bottom: var(--space-sm);
}

.service-card > p {
  margin-bottom: var(--space-md);
}

.service-features {
  list-style: none;
  margin-bottom: var(--space-lg);
}

.service-features li {
  position: relative;
  padding-left: var(--space-md);
  margin-bottom: var(--space-xs);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.service-features li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-gold);
}

/* ============================================
   Portfolio Section
   ============================================ */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 240px);
  gap: var(--space-sm);
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.portfolio-large {
  grid-column: span 2;
  grid-row: span 2;
}

.portfolio-placeholder {
  width: 100%;
  height: 100%;
  background: 
    linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-alt) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio-placeholder span {
  font-size: 0.875rem;
  color: var(--color-text-subtle);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.portfolio-note {
  text-align: center;
  margin-top: var(--space-lg);
  font-size: 0.875rem;
  color: var(--color-text-subtle);
}

/* ============================================
   Testimonials Section
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.testimonial-card {
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.testimonial-text {
  font-size: 1.125rem;
  font-style: italic;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  line-height: 1.7;
}

.testimonial-author strong {
  display: block;
  color: var(--color-text);
  margin-bottom: 4px;
}

.testimonial-author span {
  font-size: 0.875rem;
  color: var(--color-text-subtle);
}

/* ============================================
   Contact Section
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-info .lead {
  font-size: 1.125rem;
  margin-bottom: var(--space-xl);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-item strong {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.contact-item span {
  color: var(--color-text-muted);
}

.contact-form {
  padding: var(--space-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

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

.form-group label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-sm);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* ============================================
   Footer
   ============================================ */
.footer {
  padding: var(--space-2xl) 0 var(--space-xl);
  background: var(--color-bg-dark);
  border-top: 1px solid var(--color-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-brand p {
  margin-top: var(--space-md);
  font-size: 0.875rem;
  max-width: 300px;
}

.footer-logo {
  height: 40px;
  width: auto;
}

.footer-links h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.footer-links a {
  display: block;
  font-size: 0.875rem;
  color: var(--color-text-subtle);
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  font-size: 0.875rem;
  color: var(--color-text-subtle);
}

.footer-tagline {
  margin-top: var(--space-xs);
  font-family: var(--font-display);
  letter-spacing: 0.1em;
  color: var(--color-gold) !important;
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: repeat(3, 200px);
  }
  
  .portfolio-large {
    grid-column: span 2;
    grid-row: span 1;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 70px;
  }
  
  .nav,
  .header .btn {
    display: none;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .section {
    padding: var(--space-2xl) 0;
  }
  
  .values-grid {
    grid-template-columns: 1fr;
  }
  
  .portfolio-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }
  
  .portfolio-item,
  .portfolio-large {
    grid-column: span 1;
    grid-row: span 1;
    height: 200px;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .footer-brand p {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-cta {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-cta .btn {
    width: 100%;
  }
  
  .service-card {
    padding: var(--space-lg);
  }
  
  .contact-form {
    padding: var(--space-lg);
  }
}