/* ==========================================================================
   Bogdanov Construction - Luxury Nordic Minimalist Design System
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@300;400;500;600;700&display=swap');

:root {
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  /* Color System */
  --bg-dark: #07090e;
  --bg-card: #0d121f;
  --bg-card-hover: #131a2c;
  --bg-surface: #101726;
  
  --gold-primary: #d4af37;
  --gold-light: #f3d068;
  --gold-dark: #9e7d36;
  --gold-gradient: linear-gradient(135deg, #f3d068 0%, #d4af37 50%, #9e7d36 100%);
  --gold-glow: rgba(212, 175, 55, 0.25);
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-gold: rgba(212, 175, 55, 0.3);

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --shadow-main: 0 20px 40px -15px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 10px 30px -5px rgba(212, 175, 55, 0.2);

  --transition-smooth: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

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

/* Base Utility Classes */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-gold-gradient {
  background: var(--gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-gold);
  color: var(--gold-light);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.95rem 2rem;
  border-radius: var(--radius-md);
  background: var(--gold-gradient);
  color: #000;
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-gold);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px -5px rgba(212, 175, 55, 0.4);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.95rem 2rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition-smooth);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--gold-primary);
  color: var(--gold-light);
  transform: translateY(-3px);
}

/* Glass Card */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-gold);
  transform: translateY(-5px);
  box-shadow: var(--shadow-main);
}

/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: var(--transition-smooth);
}

.site-header.scrolled {
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(20px);
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-logo img {
  height: 48px;
  width: 48px;
  object-fit: contain;
  border-radius: 8px;
}

.brand-title {
  display: flex;
  flex-direction: column;
}

.brand-title .name {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
}

.brand-title .sub {
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--gold-primary);
  font-weight: 600;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition-smooth);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold-gradient);
  transition: var(--transition-smooth);
  border-radius: 2px;
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Mobile Nav Drawer */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(15px);
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

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

.mobile-nav-content {
  position: absolute;
  top: 0;
  right: 0;
  width: 80%;
  max-width: 380px;
  height: 100%;
  background: var(--bg-card);
  border-left: 1px solid var(--border-gold);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.mobile-nav-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.mobile-nav-links .nav-link {
  font-size: 1.25rem;
  font-weight: 600;
}

/* Hero Section & Slider */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 5rem;
  background: radial-gradient(circle at 70% 30%, rgba(212, 175, 55, 0.08) 0%, transparent 60%);
  overflow: hidden;
}

.hero-slider-container {
  position: relative;
  min-height: 100vh;
  padding: 0;
  overflow: hidden;
}

.hero-slides-wrapper {
  width: 100%;
  min-height: 100vh;
  position: relative;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
  display: flex;
  align-items: center;
  padding: 8rem 0 5rem;
  z-index: 1;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.hero-slide .hero-content h1,
.hero-slide .hero-content p,
.hero-slide .hero-actions {
  transform: translateY(20px);
  transition: transform 0.6s ease 0.2s, opacity 0.6s ease 0.2s;
  opacity: 0;
}

.hero-slide.active .hero-content h1,
.hero-slide.active .hero-content p,
.hero-slide.active .hero-actions {
  transform: translateY(0);
  opacity: 1;
}

.hero-slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-full);
  background: rgba(13, 18, 31, 0.6);
  border: 1px solid var(--border-gold);
  color: var(--gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
}

.hero-slider-arrow:hover {
  background: var(--gold-gradient);
  color: #000;
  box-shadow: var(--shadow-gold);
  transform: translateY(-50%) scale(1.1);
}

.hero-slider-arrow.prev {
  left: 2rem;
}

.hero-slider-arrow.next {
  right: 2rem;
}

.hero-slider-dots {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.hero-slider-dots .dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid var(--border-subtle);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.hero-slider-dots .dot:hover,
.hero-slider-dots .dot.active {
  width: 32px;
  background: var(--gold-gradient);
  border-color: var(--gold-light);
  box-shadow: 0 0 10px var(--gold-glow);
}

.hero-bg-media {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-bg-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  filter: brightness(0.7) contrast(1.1);
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--bg-dark) 20%, rgba(7, 9, 14, 0.7) 60%, transparent 100%),
              linear-gradient(to top, var(--bg-dark) 0%, transparent 40%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  align-items: center;
}

.hero-content h1 {
  font-size: 3.75rem;
  line-height: 1.1;
  margin: 1.5rem 0;
}

.hero-content p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.hero-stats-card {
  background: rgba(13, 18, 31, 0.7);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-size: 2.75rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: var(--gold-light);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.25rem;
}

/* Section Header */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  font-size: 2.75rem;
  margin: 1rem 0;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Services Grid */
.section-padding {
  padding: 6rem 0;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 2rem;
}

.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-thumb {
  width: 100%;
  height: 240px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.5rem;
  position: relative;
}

.service-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.service-card:hover .service-thumb img {
  transform: scale(1.08);
}

.service-badge-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(10px);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--gold-light);
  border: 1px solid var(--border-gold);
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  transition: var(--transition-smooth);
}

.service-card:hover h3 {
  color: var(--gold-light);
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-features-mini {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.75rem;
}

.service-features-mini li {
  font-size: 0.85rem;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.service-features-mini li i {
  color: var(--gold-primary);
  font-size: 0.75rem;
}

/* Feature Showcase Grid */
.features-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.feature-img-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-gold);
}

.feature-img-wrapper img {
  width: 100%;
  height: 520px;
  object-fit: cover;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 2rem;
}

.feature-box {
  display: flex;
  gap: 1.25rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  transition: var(--transition-smooth);
}

.feature-box:hover {
  border-color: var(--border-gold);
  background: var(--bg-card-hover);
}

.feature-box-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-light);
  font-size: 1.25rem;
  flex-shrink: 0;
}

/* Testimonials */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.testimonial-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.stars {
  color: var(--gold-primary);
  margin-bottom: 1rem;
  display: flex;
  gap: 0.25rem;
}

.testimonial-quote {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--text-main);
  margin-bottom: 1.5rem;
}

.client-info h4 {
  font-size: 1.1rem;
  color: #fff;
}

.client-info p {
  font-size: 0.85rem;
  color: var(--gold-light);
}

/* FAQ Accordion */
.faq-accordion {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item.active {
  border-color: var(--border-gold);
  background: var(--bg-card-hover);
}

.faq-header {
  padding: 1.5rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.faq-header h3 {
  font-size: 1.15rem;
  font-weight: 600;
}

.faq-icon {
  color: var(--gold-primary);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-body {
  padding: 0 2rem 1.5rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  display: none;
  line-height: 1.7;
}

.faq-item.active .faq-body {
  display: block;
}

/* Contact Grid & Form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.info-card-box {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.info-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-light);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  outline: none;
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px var(--gold-glow);
  background: rgba(255, 255, 255, 0.06);
}

textarea.form-control {
  min-height: 140px;
  resize: vertical;
}

.alert-success {
  padding: 1.25rem;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Privacy Policy Box */
.privacy-container {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 3.5rem;
  max-width: 960px;
  margin: 0 auto;
}

.privacy-container h2 {
  color: var(--gold-light);
  font-size: 1.6rem;
  margin: 2rem 0 1rem;
}

.privacy-container p, .privacy-container ul {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.privacy-container ul {
  padding-left: 1.5rem;
}

/* Footer */
.site-footer {
  background: #040609;
  border-top: 1px solid var(--border-subtle);
  padding: 5rem 0 2rem;
  margin-top: 6rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 1.5rem;
  position: relative;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 30px;
  height: 2px;
  background: var(--gold-gradient);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--gold-light);
  padding-left: 0.35rem;
}

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-grid, .features-split, .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

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

@media (max-width: 768px) {
  .nav-links, .nav-cta {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-content h1 {
    font-size: 2.75rem;
  }

  .services-grid, .testimonials-grid {
    grid-template-columns: 1fr;
  }

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

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

  .privacy-container {
    padding: 2rem 1.5rem;
  }
}