/* ============================================
   AAISSI COUTURE - Design System
   Parisian Luxury Tailor Website
   ============================================ */

/* ----- CSS Custom Properties ----- */
:root {
  /* Colors */
  --color-bg-primary: #0a0a0a;
  --color-bg-secondary: #111111;
  --color-bg-tertiary: #1a1a1a;
  --color-accent: #c9a962;
  --color-accent-light: #d4b872;
  --color-accent-dark: #a88b4a;
  --color-text-primary: #ffffff;
  --color-text-secondary: #a0a0a0;
  --color-text-muted: #666666;
  --color-border: #2a2a2a;
  
  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --text-7xl: 4.5rem;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  
  /* Layout */
  --container-max: 1200px;
  --container-padding: var(--space-6);
  
  /* Effects */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
  --shadow-gold: 0 0 30px rgba(201, 169, 98, 0.2);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 20px;
  --radius-full: 9999px;
}

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

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

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

ul, ol {
  list-style: none;
}

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

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0.02em;
}

h1 { font-size: var(--text-7xl); }
h2 { font-size: var(--text-5xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }

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

/* ----- Layout Utilities ----- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--space-24) 0;
}

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

/* ----- Header & Navigation ----- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-6) 0;
  transition: background-color var(--transition-base), padding var(--transition-base);
}

.header.scrolled {
  background-color: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--color-border);
}

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

.logo {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: 400;
  letter-spacing: 0.15em;
  color: var(--color-text-primary);
}

.logo span {
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  gap: var(--space-10);
}

.nav-links a {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
  position: relative;
  padding: var(--space-2) 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}

.nav-links a:hover {
  color: var(--color-text-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.nav-phone {
  font-size: var(--text-sm);
  color: var(--color-accent);
}

.nav-phone:hover {
  color: var(--color-accent-light);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: var(--space-2);
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-sm);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: var(--color-bg-primary);
  box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(201, 169, 98, 0.35);
}

.btn-outline {
  border: 1px solid var(--color-accent);
  color: var(--color-accent);
  background: transparent;
}

.btn-outline:hover {
  background-color: var(--color-accent);
  color: var(--color-bg-primary);
}

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

.hero-background {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.4) 0%,
    rgba(10, 10, 10, 0.7) 50%,
    rgba(10, 10, 10, 0.95) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  padding: var(--space-8);
}

.hero-subtitle {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
}

.hero-title {
  font-size: clamp(var(--text-4xl), 8vw, var(--text-7xl));
  margin-bottom: var(--space-6);
  line-height: 1.1;
}

.hero-title span {
  color: var(--color-accent);
}

.hero-description {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-10);
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: var(--space-16);
  margin-top: var(--space-16);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
}

.hero-stat {
  text-align: center;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: var(--text-4xl);
  color: var(--color-accent);
  display: block;
}

.hero-stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-10);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text-secondary);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  animation: bounce 2s infinite;
}

.scroll-indicator::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-accent), transparent);
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* ----- Services Section ----- */
.services {
  background-color: var(--color-bg-primary);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--space-16);
}

.section-label {
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section-title {
  margin-bottom: var(--space-6);
}

.section-description {
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
  line-height: 1.8;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.service-card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-accent);
}

.service-card-image {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.service-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.service-card:hover .service-card-image img {
  transform: scale(1.05);
}

.service-card-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(to top, var(--color-bg-secondary), transparent);
}

.service-card-content {
  padding: var(--space-8);
}

.service-card-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

.service-card-description {
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.service-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-accent);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: gap var(--transition-fast);
}

.service-card-link:hover {
  gap: var(--space-4);
}

.service-card-link svg {
  width: 16px;
  height: 16px;
}

/* ----- About Section ----- */
.about {
  background-color: var(--color-bg-secondary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
}

.about-image::before {
  content: '';
  position: absolute;
  top: var(--space-8);
  left: var(--space-8);
  right: calc(-1 * var(--space-8));
  bottom: calc(-1 * var(--space-8));
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-lg);
  z-index: -1;
}

.about-content .section-label {
  text-align: left;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: var(--space-8);
}

.about-text {
  color: var(--color-text-secondary);
  font-size: var(--text-lg);
  line-height: 1.9;
  margin-bottom: var(--space-6);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.about-feature-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.about-feature-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-bg-primary);
}

.about-feature-text h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.about-feature-text p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

/* ----- Reviews Section ----- */
.reviews {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-tertiary) 100%);
  text-align: center;
}

.reviews-highlight {
  max-width: 700px;
  margin: 0 auto;
}

.reviews-number {
  font-family: var(--font-heading);
  font-size: var(--text-7xl);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-4);
}

.reviews-label {
  font-size: var(--text-2xl);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

.reviews-stars {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

.reviews-stars svg {
  width: 28px;
  height: 28px;
  color: var(--color-accent);
  fill: var(--color-accent);
}

.reviews-quote {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-style: italic;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.reviews-cta {
  margin-top: var(--space-10);
}

/* ----- Contact Section ----- */
.contact {
  background-color: var(--color-bg-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.contact-item {
  display: flex;
  gap: var(--space-5);
}

.contact-item-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 24px;
  height: 24px;
  color: var(--color-accent);
}

.contact-item-content h4 {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2);
}

.contact-item-content p,
.contact-item-content a {
  font-size: var(--text-lg);
  color: var(--color-text-primary);
}

.contact-item-content a:hover {
  color: var(--color-accent);
}

.contact-hours {
  margin-top: var(--space-4);
}

.contact-hours-row {
  display: flex;
  justify-content: space-between;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

.contact-hours-row:last-child {
  border-bottom: none;
}

.contact-hours-day {
  color: var(--color-text-secondary);
}

.contact-hours-time {
  color: var(--color-text-primary);
}

.contact-social {
  display: flex;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.contact-social a {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

.contact-social a:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
}

.contact-social a:hover svg {
  color: var(--color-bg-primary);
}

.contact-social svg {
  width: 20px;
  height: 20px;
  color: var(--color-text-primary);
}

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  height: 100%;
  min-height: 400px;
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  filter: grayscale(100%) invert(92%) contrast(83%);
}

/* ----- Footer ----- */
.footer {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: var(--space-12) 0;
}

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

.footer-logo {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  letter-spacing: 0.15em;
}

.footer-logo span {
  color: var(--color-accent);
}

.footer-text {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.footer-links {
  display: flex;
  gap: var(--space-8);
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

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

/* ----- Mobile Navigation ----- */
.mobile-nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 400px;
  height: 100vh;
  background-color: var(--color-bg-secondary);
  z-index: 1001;
  padding: var(--space-20) var(--space-8);
  transition: right var(--transition-base);
  border-left: 1px solid var(--color-border);
}

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

.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

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

.mobile-nav-close {
  position: absolute;
  top: var(--space-6);
  right: var(--space-6);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-primary);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.mobile-nav-links a {
  font-size: var(--text-xl);
  color: var(--color-text-primary);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
}

.mobile-nav-links a:hover {
  color: var(--color-accent);
}

.mobile-nav-contact {
  margin-top: var(--space-10);
  padding-top: var(--space-10);
  border-top: 1px solid var(--color-border);
}

.mobile-nav-contact a {
  display: block;
  font-size: var(--text-lg);
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

/* ----- Responsive Styles ----- */
@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .about-image {
    order: -1;
  }
  
  .about-image::before {
    display: none;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .contact-map {
    order: -1;
  }
}

@media (max-width: 768px) {
  :root {
    --text-7xl: 3rem;
    --text-6xl: 2.5rem;
    --text-5xl: 2rem;
    --text-4xl: 1.75rem;
    --text-3xl: 1.5rem;
    --container-padding: var(--space-4);
  }
  
  .section {
    padding: var(--space-16) 0;
  }
  
  .nav-links,
  .nav-cta .btn {
    display: none;
  }
  
  .mobile-menu-btn {
    display: flex;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: var(--space-8);
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .about-features {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    flex-direction: column;
    gap: var(--space-6);
    text-align: center;
  }
  
  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .reviews-number {
    font-size: var(--text-5xl);
  }
  
  .contact-item {
    flex-direction: column;
    gap: var(--space-3);
  }
  
  .contact-item-icon {
    width: 48px;
    height: 48px;
  }
}

/* ----- Animations ----- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s ease forwards;
}

.animate-fade-in {
  animation: fadeIn 1s ease forwards;
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }
.delay-300 { animation-delay: 0.3s; }
.delay-400 { animation-delay: 0.4s; }
.delay-500 { animation-delay: 0.5s; }