/* ==========================================
   AURA BEAUTY SALON - CSS DESIGN SYSTEM
   Minimalist Black & White Luxury Theme
   ========================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f9f9f9;
  --bg-dark: #0a0a0a;
  --text-main: #111111;
  --text-muted: #666666;
  --text-light: #f5f5f5;
  --border-light: #e6e6e6;
  --border-dark: #2a2a2a;
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1240px;
  --header-height: 85px;
}

/* Reset & Base */
*, *::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-primary);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Helpers */
.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 4px;
  margin-bottom: 12px;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.95rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 48px;
}

.section-divider {
  width: 50px;
  height: 1px;
  background-color: var(--text-main);
  margin: 16px auto 48px auto;
}

/* ==========================================
   HEADER & NAVBAR
   ========================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: all var(--transition-fast);
}

.header.scrolled {
  height: 75px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

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

.logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  height: 52px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.logo-link:hover .logo-img {
  transform: scale(1.05);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.navbar {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  position: relative;
  padding: 8px 0;
  color: var(--text-main);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--text-main);
  transition: width var(--transition-fast);
}

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

.btn-header-cta {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 10px 20px;
  border: 1px solid var(--text-main);
  background: transparent;
  color: var(--text-main);
  transition: all var(--transition-fast);
}

.btn-header-cta:hover {
  background-color: var(--text-main);
  color: #ffffff;
}

/* Mobile Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.menu-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--text-main);
  transition: all var(--transition-fast);
}

.menu-toggle.active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.menu-toggle.active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 80px;
  background-color: var(--bg-primary);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 60px;
  align-items: center;
}

.hero-image-wrapper {
  position: relative;
  border: 1px solid var(--border-light);
  padding: 12px;
  background-color: #ffffff;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
}

.hero-image {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  filter: grayscale(100%) contrast(105%);
  transition: filter var(--transition-smooth), transform var(--transition-smooth);
}

.hero-image-wrapper:hover .hero-image {
  filter: grayscale(85%) contrast(110%);
  transform: scale(1.01);
}

.hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.8rem;
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 24px;
  color: var(--text-main);
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 520px;
  margin-bottom: 36px;
  font-weight: 300;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  background-color: var(--text-main);
  color: #ffffff;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  border: 1px solid var(--text-main);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  background-color: transparent;
  color: var(--text-main);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  background-color: transparent;
  color: var(--text-main);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  border: 1px solid var(--border-light);
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  border-color: var(--text-main);
}

/* ==========================================
   ABOUT SECTION
   ========================================== */
.about {
  padding: 80px 0;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-title {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  line-height: 1.2;
  margin-bottom: 20px;
}

.about-text {
  color: var(--text-muted);
  font-size: 1rem;
  margin-bottom: 16px;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border-light);
}

.feature-item {
  text-align: center;
}

.feature-number {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  display: block;
}

.feature-label {
  font-size: 0.75rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);

}

/* ==========================================
   SERVICES SECTION
   ========================================== */
.services {
  padding: 100px 0;
  background-color: var(--bg-primary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;

}

.service-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 40px 24px;
  border: 1px solid var(--border-light);
  background-color: #ffffff;
  transition: all var(--transition-smooth);
  position: relative;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--text-main);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.06);
}

.service-icon-wrapper {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background-color: var(--text-main);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-icon-wrapper {
  transform: scale(1.08);
}

.service-icon-wrapper svg {
  width: 42px;
  height: 42px;
  fill: currentColor;
}

.service-name {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.service-description {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ==========================================
   PORTFOLIO SECTION
   ========================================== */
.portfolio {
  padding: 100px 0;
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-light);
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 8px 20px;
  border: 1px solid var(--border-light);
  color: var(--text-muted);
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--text-main);
  border-color: var(--text-main);
  color: #ffffff;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.portfolio-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border: 1px solid var(--border-light);
  background-color: #ffffff;
  cursor: pointer;
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(105%);
  transition: transform var(--transition-smooth), filter var(--transition-smooth);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  opacity: 0;
  transition: opacity var(--transition-fast);
  padding: 20px;
  text-align: center;
}

.portfolio-item:hover img {
  transform: scale(1.08);
  filter: grayscale(40%) contrast(110%);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.portfolio-overlay-category {
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.8;
  margin-bottom: 16px;
}

.portfolio-zoom-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
}

.portfolio-zoom-icon svg {
  width: 20px;
  height: 20px;
  fill: #ffffff;
}

/* ==========================================
   LIGHTBOX MODAL
   ========================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.92);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  padding: 40px;
}

.lightbox-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  position: relative;
  max-width: 900px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-image {
  max-width: 100%;
  max-height: 75vh;
  object-fit: contain;
  border: 1px solid #333333;
}

.lightbox-caption {
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 1.4rem;
  letter-spacing: 2px;
  margin-top: 16px;
  text-transform: uppercase;
  text-align: center;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 32px;
  color: #ffffff;
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  transition: opacity var(--transition-fast);

}

.lightbox-close:hover {
  opacity: 0.7;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #ffffff;
  font-size: 2rem;
  cursor: pointer;
  padding: 16px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.lightbox-nav:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

.lightbox-prev {
  left: 32px;
}

.lightbox-next {
  right: 32px;
}

/* ==========================================
   FOOTER & MAP
   ========================================== */
.footer {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: 80px 0 30px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
  margin-bottom: 60px;
}

.map-wrapper {
  position: relative;
  width: 100%;
  height: 340px;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border-dark);
}

.map-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(100%) invert(90%) contrast(120%);
}

.footer-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.footer-logo-img {
  height: 56px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.footer-brand:hover .footer-logo-img {
  transform: scale(1.05);
}

.footer-brand-title {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.footer-heading {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.footer-subheading {
  color: #aaaaaa;
  font-size: 0.85rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.footer-contact-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 1.05rem;
  color: #dddddd;
}

.contact-item svg {
  width: 22px;
  height: 22px;
  fill: #ffffff;
  flex-shrink: 0;
}

.social-links {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.social-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid var(--border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  transition: all var(--transition-fast);
}

.social-btn svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.social-btn:hover {
  background-color: #ffffff;
  color: var(--bg-dark);
  border-color: #ffffff;
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: #888888;
  letter-spacing: 1px;
}

/* ==========================================
   RESPONSIVE MEDIA QUERIES
   ========================================== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3rem;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .header .container {
    padding: 0 16px;
  }

  .menu-toggle {
    display: flex;
  }

  .navbar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background-color: #ffffff;
    flex-direction: column;
    padding: 30px 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border-light);
    transform: translateY(-150%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-smooth);
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  }

  .navbar.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;

  }

  .hero-title {
    font-size: 2.4rem;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
  }
}