/* ============================================
   MBTP Lorraine — Site Vitrine
   Design: Noir texturé + Or / Doré
   ============================================ */

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

:root {
  /* Gold palette */
  --gold: #C8A961;
  --gold-light: #E2D1A2;
  --gold-dark: #9A7B2F;
  --gold-glow: rgba(200, 169, 97, 0.12);
  --gold-border: rgba(200, 169, 97, 0.25);

  /* Dark palette */
  --black: #0A0A0A;
  --dark-1: #101010;
  --dark-2: #161616;
  --dark-3: #1E1E1E;
  --dark-4: #282828;
  --dark-5: #333333;

  /* Text */
  --white: #F5F3EF;
  --gray-100: #E8E6E1;
  --gray-300: #B0ADA6;
  --gray-500: #7A7771;
  --gray-700: #4A4844;

  /* Layout */
  --max-w: 1200px;
  --nav-h: 80px;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--black);
  color: var(--gray-300);
  line-height: 1.7;
  overflow-x: hidden;
}

/* Subtle noise texture overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.035'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

h1, h2, h3, h4, h5 {
  font-family: 'Montserrat', 'Inter', sans-serif;
  color: var(--white);
  font-weight: 700;
  line-height: 1.15;
}

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ---------- Navigation ---------- */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background 0.3s, box-shadow 0.3s;
}

.site-nav.scrolled {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 var(--dark-3);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo-text {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--white);
  letter-spacing: -0.5px;
}

.nav-logo-text span {
  color: var(--gold);
}

.nav-logo-sub {
  font-size: 0.65rem;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 500;
}

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

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--gray-300);
  transition: color 0.2s;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--gold);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  border-radius: 1px;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  background: var(--gold);
  color: var(--black);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  border-radius: 6px;
  letter-spacing: 0.5px;
  transition: all 0.25s;
  text-transform: uppercase;
}

.nav-cta:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(200, 169, 97, 0.3);
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
  z-index: 110;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: all 0.3s;
  border-radius: 1px;
}

.nav-toggle.open span:nth-child(1) {
  transform: rotate(45deg) translateY(5px) translateX(5px);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: rotate(-45deg) translateY(-5px) translateX(5px);
}

/* Mobile menu */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: rgba(10, 10, 10, 0.98);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0;
    transition: right 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: 105;
  }

  .nav-menu.open { right: 0; }

  .nav-links {
    flex-direction: column;
    gap: 0;
    width: 100%;
    padding: 0 32px;
  }

  .nav-links a {
    font-size: 1.4rem;
    font-weight: 600;
    padding: 20px 0;
    border-bottom: 1px solid var(--dark-3);
    width: 100%;
    text-align: center;
  }

  .nav-links a.active::after { display: none; }

  .nav-cta {
    margin-top: 32px;
    padding: 16px 40px;
    font-size: 0.9rem;
  }
}

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

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

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

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(10, 10, 10, 0.92) 0%,
    rgba(10, 10, 10, 0.75) 50%,
    rgba(10, 10, 10, 0.5) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 680px;
  padding: 140px 0 100px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--gold-glow);
  border: 1px solid var(--gold-border);
  border-radius: 30px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 32px;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
}

.hero h1 {
  font-size: clamp(2.6rem, 5.5vw, 4.2rem);
  font-weight: 800;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

.hero h1 .gold {
  color: var(--gold);
}

.hero-text {
  font-size: 1.1rem;
  color: var(--gray-300);
  max-width: 520px;
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: var(--gold);
  color: var(--black);
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.88rem;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all 0.3s;
}

.btn-gold:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(200, 169, 97, 0.3);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 32px;
  background: transparent;
  color: var(--white);
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 0.88rem;
  border-radius: 6px;
  border: 1px solid var(--dark-5);
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.3s;
}

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

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--gray-500);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  z-index: 2;
  animation: float 2s ease-in-out infinite;
}

.hero-scroll .line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--gold), transparent);
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ---------- Stats Bar ---------- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--dark-3);
  border-bottom: 1px solid var(--dark-3);
  position: relative;
  z-index: 1;
}

.stat-item {
  padding: 48px 32px;
  text-align: center;
  border-right: 1px solid var(--dark-3);
  position: relative;
}

.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--gold);
  letter-spacing: -1px;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--gray-500);
  font-weight: 500;
}

/* ---------- Section styling ---------- */
.section {
  padding: 100px 0;
  position: relative;
  z-index: 1;
}

.section-dark {
  background: var(--dark-1);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}

.section-label {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--gray-500);
  max-width: 560px;
  margin: 0 auto;
}

.gold-line {
  width: 60px;
  height: 3px;
  background: linear-gradient(to right, var(--gold), var(--gold-dark));
  border-radius: 2px;
  margin: 0 auto 24px;
}

/* ---------- Services Grid ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--dark-3);
  border-radius: 12px;
  overflow: hidden;
}

.service-card {
  background: var(--dark-2);
  padding: 40px 28px;
  transition: all 0.35s;
  position: relative;
  cursor: pointer;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transition: transform 0.35s;
}

.service-card:hover {
  background: var(--dark-3);
}

.service-card:hover::after {
  transform: scaleX(1);
}

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background: var(--gold-glow);
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.4rem;
}

.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.service-card p {
  font-size: 0.85rem;
  color: var(--gray-500);
  line-height: 1.6;
}

.service-card .arrow {
  display: inline-flex;
  align-items: center;
  margin-top: 16px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gold);
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.3s;
}

.service-card:hover .arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ---------- About / CTA Section ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-image {
  border-radius: 12px;
  overflow: hidden;
  position: relative;
}

.about-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.about-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--gold-border);
  border-radius: 12px;
  pointer-events: none;
}

.about-content h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

.about-content p {
  margin-bottom: 16px;
  color: var(--gray-300);
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.about-feature .check {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: 50%;
  background: var(--gold-glow);
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 0.7rem;
  margin-top: 2px;
}

.about-feature span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-100);
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--dark-2), var(--dark-3));
  border: 1px solid var(--dark-4);
  border-radius: 16px;
  padding: 64px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, var(--gold-glow) 0%, transparent 50%);
  pointer-events: none;
}

.cta-banner h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 16px;
  position: relative;
}

.cta-banner p {
  font-size: 1.05rem;
  color: var(--gray-500);
  margin-bottom: 32px;
  position: relative;
}

.cta-banner .btn-gold { position: relative; }

/* ---------- Gallery Grid ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.gallery-item {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 4/3;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10,10,10,0.85), transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.35s;
}

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

.gallery-item .overlay h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.gallery-item .overlay span {
  font-size: 0.8rem;
  color: var(--gold);
}

/* Featured gallery item spans 2 columns */
.gallery-item.featured {
  grid-column: span 2;
  aspect-ratio: 8/3;
}

/* ---------- Contact Page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--gray-500);
  margin-bottom: 40px;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-detail .icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 10px;
  background: var(--gold-glow);
  border: 1px solid var(--gold-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.contact-detail h4 {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.contact-detail p,
.contact-detail a {
  font-size: 0.9rem;
  color: var(--gray-300);
  line-height: 1.6;
}

.contact-detail a:hover {
  color: var(--gold);
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--dark-2);
  border: 1px solid var(--dark-4);
  border-radius: 16px;
  padding: 40px;
}

.contact-form-wrapper h3 {
  font-size: 1.3rem;
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-group.full { grid-column: 1 / -1; }

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input,
.form-select,
.form-textarea {
  padding: 14px 18px;
  background: var(--dark-3);
  border: 1px solid var(--dark-5);
  border-radius: 8px;
  color: var(--white);
  font-size: 0.9rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  width: 100%;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--gray-700);
}

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

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%237A7771' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-select option {
  background: var(--dark-3);
  color: var(--white);
}

.form-submit {
  width: 100%;
  margin-top: 8px;
}

.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}

.form-success.show { display: block; }

.form-success .check-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--gold-glow);
  border: 2px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  font-size: 1.5rem;
}

.form-success h3 {
  margin-bottom: 8px;
}

.form-success p {
  color: var(--gray-500);
}

/* ---------- Page Hero (inner pages) ---------- */
.page-hero {
  padding: 160px 0 80px;
  text-align: center;
  position: relative;
  z-index: 1;
  background: linear-gradient(to bottom, var(--dark-1), var(--black));
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(circle, var(--gold-glow), transparent 70%);
  pointer-events: none;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  margin-bottom: 16px;
  position: relative;
}

.page-hero p {
  font-size: 1.1rem;
  color: var(--gray-500);
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 0.82rem;
  position: relative;
}

.breadcrumb a {
  color: var(--gray-500);
  transition: color 0.2s;
}

.breadcrumb a:hover { color: var(--gold); }
.breadcrumb .sep { color: var(--dark-5); }
.breadcrumb .current { color: var(--gold); font-weight: 600; }

/* ---------- Service Detail Cards ---------- */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
  border-bottom: 1px solid var(--dark-3);
}

.service-detail:last-child { border-bottom: none; }

.service-detail.reverse {
  direction: rtl;
}

.service-detail.reverse > * {
  direction: ltr;
}

.service-detail-img {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.service-detail-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-detail-content .service-number {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.service-detail-content h3 {
  font-size: 1.6rem;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.service-detail-content p {
  color: var(--gray-300);
  margin-bottom: 20px;
  line-height: 1.8;
}

.service-detail-content ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.service-detail-content ul li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-100);
}

.service-detail-content ul li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  min-width: 6px;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--dark-3);
  padding: 64px 0 32px;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo-text {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.88rem;
  color: var(--gray-500);
  max-width: 280px;
  margin: 12px 0 20px;
  line-height: 1.7;
}

.footer-siret {
  font-size: 0.75rem;
  color: var(--gray-700);
}

.footer-col h4 {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-col a {
  display: block;
  font-size: 0.88rem;
  color: var(--gray-500);
  padding: 6px 0;
  transition: color 0.2s;
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--dark-3);
  font-size: 0.78rem;
  color: var(--gray-700);
}

.footer-bottom a {
  color: var(--gray-500);
  transition: color 0.2s;
}

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

/* ---------- Animations (scroll reveal) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Lightbox ---------- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 200;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
}

.lightbox.active { display: flex; }

.lightbox img {
  max-width: 90%;
  max-height: 90vh;
  border-radius: 8px;
  object-fit: contain;
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--dark-3);
  border: 1px solid var(--dark-5);
  color: var(--white);
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.2s;
}

.lightbox-close:hover { background: var(--dark-5); }

/* ---------- Toast ---------- */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 14px 24px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 500;
  z-index: 300;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
  background: var(--dark-3);
  color: var(--gold);
  border: 1px solid var(--gold-border);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-image img { height: 350px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-item.featured { grid-column: span 2; }
  .service-detail { grid-template-columns: 1fr; gap: 32px; }
  .service-detail.reverse { direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .stat-item { padding: 32px 20px; }
  .stat-number { font-size: 2rem; }
  .services-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item.featured { grid-column: span 1; aspect-ratio: 4/3; }
  .hero-content { padding: 120px 0 80px; }
  .hero h1 { font-size: 2.2rem; }
  .cta-banner { padding: 40px 24px; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .about-features { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .stats-bar { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn-gold,
  .hero-actions .btn-outline { width: 100%; justify-content: center; }
  .contact-form-wrapper { padding: 24px; }
}