/* ==========================================================================
   MakeInMitti Architecture Firm - Modern Minimal Design System
   ========================================================================== */

:root {
  --bg-color: #F8F6F2;
  --text-color: #2D2D2D;
  --text-light: #666666;
  --accent-color: #8B6B4A;
  --accent-hover: #725539;
  --nav-bg: rgba(248, 246, 242, 0.85);
  --nav-bg-scrolled: rgba(248, 246, 242, 0.96);
  --border-color: rgba(45, 45, 45, 0.12);
  --overlay-bg: rgba(18, 16, 14, 0.38);
  
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-fade: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--bg-color);
  color: var(--text-color);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  background-color: var(--bg-color);
  color: var(--text-color);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: -0.01em;
}

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

/* ==========================================================================
   1. Top Navigation
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: transparent;
  transition: background-color 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease, padding 0.4s ease;
  padding: 2.2rem 4rem;
}

.site-header.scrolled {
  background-color: var(--nav-bg-scrolled);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.2rem 4rem;
  box-shadow: 0 1px 15px rgba(0, 0, 0, 0.03);
}

.nav-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.45rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-color);
  position: relative;
  transition: var(--transition-smooth);
}

.logo::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--accent-color);
  transition: width 0.3s ease;
}

.logo:hover::after {
  width: 100%;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 3rem;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-color);
  opacity: 0.85;
  position: relative;
  padding: 0.3rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 1px;
  background-color: var(--accent-color);
  transition: width 0.3s cubic-bezier(0.25, 1, 0.5, 1);
}

.nav-link:hover {
  opacity: 1;
  color: var(--accent-color);
}

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

/* Hamburger Toggle Button */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1010;
  flex-direction: column;
  gap: 6px;
  justify-content: center;
  align-items: center;
}

.hamburger-bar {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: var(--text-color);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.hamburger.is-active .hamburger-bar:nth-child(1) {
  transform: translateY(3.75px) rotate(45deg);
}

.hamburger.is-active .hamburger-bar:nth-child(2) {
  transform: translateY(-3.75px) rotate(-45deg);
}

/* ==========================================================================
   2. Main Content: Hero Carousel
   ========================================================================== */

.hero-carousel-section {
  position: relative;
  width: 100%;
  height: 85vh;
  min-height: 550px;
  background-color: #1a1815;
  overflow: hidden;
}

.carousel-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slides {
  position: relative;
  width: 100%;
  height: 100%;
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-fade);
  z-index: 1;
}

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

.carousel-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.03);
  transition: transform 6s cubic-bezier(0.25, 1, 0.5, 1);
}

.carousel-slide.active .carousel-image {
  transform: scale(1);
}

/* Subtle Dark Overlay */
.carousel-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.45) 100%),
              linear-gradient(to bottom, rgba(0,0,0,0.3) 0%, transparent 40%, rgba(0,0,0,0.4) 100%);
  z-index: 3;
  pointer-events: none;
}

/* Centered Overlay Typography */
.hero-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 4;
  text-align: center;
  color: #FFFFFF;
  pointer-events: none;
  width: 90%;
  max-width: 800px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 6vw, 5.2rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 0.8rem;
  color: #F8F6F2;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  animation: heroFadeUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(0.85rem, 1.6vw, 1.15rem);
  font-weight: 300;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(248, 246, 242, 0.88);
  animation: heroFadeUp 1.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Arrows Navigation */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  background: rgba(248, 246, 242, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: #FFFFFF;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}

.prev-arrow {
  left: 2.5rem;
}

.next-arrow {
  right: 2.5rem;
}

.carousel-arrow:hover {
  background: rgba(248, 246, 242, 0.95);
  color: var(--text-color);
  border-color: transparent;
  transform: translateY(-50%) scale(1.05);
}

.carousel-arrow:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 4px;
}

/* Pagination Dots */
.carousel-pagination {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 12px;
}

.pagination-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all 0.35s ease;
}

.pagination-dot:hover {
  background: rgba(255, 255, 255, 0.8);
}

.pagination-dot.active {
  background: var(--accent-color);
  width: 24px;
  border-radius: 6px;
}

.pagination-dot:focus-visible {
  outline: 2px solid #FFFFFF;
  outline-offset: 3px;
}

/* ==========================================================================
   3. Footer
   ========================================================================== */

.site-footer {
  background-color: var(--bg-color);
  border-top: 1px solid var(--border-color);
  padding: 3.5rem 2rem 2rem 2rem;
}

.footer-container {
  max-width: 840px;
  margin: 0 auto;
}

.footer-split {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 3rem;
  margin-bottom: 2.2rem;
}

.footer-brand {
  text-align: left;
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--text-color);
  margin-bottom: 0.3rem;
}

.footer-subtitle {
  font-size: 0.85rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-color);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: flex-start;
}

.contact-item {
  font-size: 0.95rem;
  color: var(--text-color);
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text-color);
  font-weight: 400;
  letter-spacing: 0.02em;
  transition: color 0.3s ease;
}

.contact-icon {
  transition: transform 0.3s ease, stroke 0.3s ease;
  vertical-align: middle;
  flex-shrink: 0;
  stroke: var(--text-color);
}

.contact-link:hover {
  color: var(--accent-color);
}

.contact-link:hover .contact-icon {
  transform: scale(1.15);
  stroke: var(--accent-color);
}

.footer-bottom {
  border-top: 1px solid rgba(45, 45, 45, 0.08);
  padding-top: 1.5rem;
  text-align: center;
}

.copyright {
  font-size: 0.82rem;
  color: var(--text-light);
  letter-spacing: 0.04em;
  opacity: 0.75;
}

/* ==========================================================================
   4. Responsive Breakpoints
   ========================================================================== */

@media (max-width: 768px) {
  .site-header,
  .site-header.scrolled {
    padding: 1.5rem 1.8rem;
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--bg-color);
    flex-direction: column;
    justify-content: center;
    gap: 2.5rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    z-index: 1005;
  }

  .nav-links.is-open {
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    font-size: 1.25rem;
    letter-spacing: 0.12em;
  }

  .prev-arrow {
    left: 1rem;
  }

  .next-arrow {
    right: 1rem;
  }

  .carousel-arrow {
    width: 40px;
    height: 40px;
  }

  .hero-carousel-section {
    height: 80vh;
  }

  .site-footer {
    padding: 4rem 1.8rem 2.8rem 1.8rem;
  }

  .footer-split {
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 2.5rem;
    margin-bottom: 2.8rem;
  }

  .footer-brand {
    text-align: center;
  }

  .footer-contact {
    align-items: center;
  }
}