/* ============================================================
   main.css — Dental Lab Kazanidis
   Design: Clean medical aesthetic, sky-blue & white palette
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Raleway:wght@300;400;500;600;700;800&family=Lora:ital,wght@0,400;0,600;1,400&display=swap');

/* ── CSS Variables ── */
:root {
  --blue-100: #e8f6fd;
  --blue-200: #b8e2f5;
  --blue-300: #6ec6eb;
  --blue-400: #3ab4e3;
  --blue-500: #1a9fd4;
  --blue-600: #1487b5;
  --blue-700: #0e6b91;
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f0f4f7;
  --gray-200: #e2e8ed;
  --gray-400: #94a3b8;
  --gray-600: #64748b;
  --gray-800: #1e293b;
  --text: #1e293b;
  --text-muted: #64748b;

  --font-display: 'Raleway', sans-serif;
  --font-body: 'Lora', serif;

  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(26, 159, 212, 0.10);
  --shadow-md: 0 8px 32px rgba(26, 159, 212, 0.16);
  --shadow-lg: 0 16px 48px rgba(26, 159, 212, 0.18);

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;

  /* Header heights for spacing fixes */
  --header-height-desktop: 118px;
  --header-height-mobile: 72px;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

ul {
  list-style: none;
}

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

/* ── Utility ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-sm {
  padding: 48px 0;
}

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

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

/* ── Section Headings ── */
.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--gray-800);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
}

.section-title span {
  color: var(--blue-500);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  padding: 12px 28px;
  border-radius: 8px;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--blue-500);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(26, 159, 212, 0.35);
}

.btn-primary:hover {
  background: var(--blue-600);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(26, 159, 212, 0.40);
}

.btn-outline {
  border: 2px solid var(--blue-500);
  color: var(--blue-500);
}

.btn-outline:hover {
  background: var(--blue-500);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--blue-600);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.btn-white:hover {
  background: var(--blue-100);
  transform: translateY(-2px);
}

/* ── Cards ── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: var(--transition);
}

.card:hover {
  border-color: var(--blue-300);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}

.site-header.scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
}

/* Top info bar */
.header-topbar {
  background: var(--blue-600);
  color: rgba(255, 255, 255, 0.9);
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
}

.header-topbar .container {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 28px;
  padding-top: 8px;
  padding-bottom: 8px;
}

.topbar-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.topbar-item .icon {
  font-size: 0.9rem;
  opacity: 0.8;
}

/* Main nav */
.header-main .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.site-logo img {
  height: 71px;
  width: auto;
}

.site-logo-text {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--blue-600);
  line-height: 1.2;
}

.site-logo-text span {
  color: var(--gray-800);
  font-weight: 400;
  font-size: 0.8rem;
  display: block;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.03em;
  color: var(--gray-600);
  padding: 8px 16px;
  border-radius: 8px;
  transition: var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: var(--blue-500);
  border-radius: 2px;
  transform: scaleX(0);
  transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--blue-600);
  background: var(--blue-100);
}

.nav-link:hover::after,
.nav-link.active::after {
  transform: scaleX(1);
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
  background: none;
  border: none;
  z-index: 4001;
  position: relative;
}

.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--gray-800);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

/* Mobile nav */
.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 3000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateX(100%);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s;
  padding: 80px 20px 40px;
  overflow-y: auto;
}

.mobile-nav.open {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

.mobile-nav .nav-link {
  font-size: 1.3rem;
  font-weight: 700;
  padding: 14px 40px;
  width: 100%;
  max-width: 360px;
  text-align: center;
  border-radius: 12px;
  color: var(--gray-800);
  transition: var(--transition);
}

.mobile-nav .nav-link:hover,
.mobile-nav .nav-link.active {
  background: var(--blue-100);
  color: var(--blue-600);
}

.mobile-nav-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--gray-600);
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.mobile-nav-close:hover {
  background: var(--gray-200);
  color: var(--gray-800);
}

/* Overlay πίσω από το menu */
.mobile-nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 2999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--gray-800);
  color: rgba(255, 255, 255, 0.85);
}

.footer-main {
  padding: 64px 0 48px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
}

.footer-brand .site-logo-text {
  color: var(--white);
}

.footer-brand .site-logo-text span {
  color: rgba(255, 255, 255, 0.5);
}

.footer-tagline {
  margin-top: 12px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.6;
}

.footer-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-300);
  margin-bottom: 20px;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.footer-contact-item .icon {
  color: var(--blue-300);
  margin-top: 2px;
  flex-shrink: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.4);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--blue-700) 0%, var(--blue-500) 50%, var(--blue-300) 100%);
  padding-top: 120px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(14, 107, 145, 0.88) 0%, rgba(26, 159, 212, 0.72) 100%);
}

/* Decorative circles */
.hero::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  top: -200px;
  right: -100px;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  bottom: -100px;
  left: -100px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 100px;
  padding: 6px 16px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 24px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 6vw, 3.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero p {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 36px;
  line-height: 1.7;
}

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

/* Scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  animation: bounce 2s infinite;
}

.hero-scroll span {
  font-size: 1.2rem;
}

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

/* ============================================================
   ABOUT SECTION
   ============================================================ */
.about-section {
  background: var(--gray-50);
}

.about-section .grid-2 {
  align-items: center;
}

.about-image-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4 / 3;
  background: var(--blue-100);
}

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

.about-image-badge {
  position: absolute;
  bottom: 24px;
  left: 24px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-image-badge .badge-icon {
  font-size: 2rem;
}

.about-image-badge strong {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--blue-600);
  display: block;
  line-height: 1;
}

.about-image-badge small {
  font-family: var(--font-display);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.about-text {
  max-width: 520px;
}

.about-text p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* ============================================================
   SERVICES CARDS
   ============================================================ */
.service-card {
  padding: 32px;
  text-align: center;
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
}

.service-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--blue-100), var(--blue-200));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin: 0 auto 20px;
  transition: var(--transition);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--blue-400), var(--blue-600));
  transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.service-image {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 16px;
}

/* ============================================================
   PRODUCTS GRID
   ============================================================ */
.products-section {
  background: var(--gray-50);
}

.product-card {
  display: flex;
  flex-direction: column;
}

.product-image-wrap {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--blue-100);
  position: relative;
}

.product-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-image-wrap img {
  transform: scale(1.06);
}

.product-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  background: linear-gradient(135deg, var(--blue-100), var(--blue-200));
}

.product-info {
  padding: 24px;
  flex: 1;
}

.product-info h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.product-info p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   GALLERY
   ============================================================ */
.gallery-grid {
  columns: 3;
  column-gap: 20px;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 20px;
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  background: var(--blue-100);
}

.gallery-item img {
  width: 100%;
  display: block;
  transition: transform 0.5s ease;
}

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

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14, 107, 145, 0.85) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 20px;
}

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

.gallery-item-overlay p {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
  line-height: 1.3;
}

.gallery-placeholder {
  aspect-ratio: 4 / 3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  background: linear-gradient(135deg, var(--blue-100), var(--blue-200));
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 9000;
  align-items: center;
  justify-content: center;
}

.lightbox.open {
  display: flex;
}

.lightbox-inner {
  position: relative;
  max-width: 900px;
  width: 90%;
}

.lightbox img {
  width: 100%;
  border-radius: var(--radius);
}

.lightbox-close {
  position: absolute;
  top: -44px;
  right: 0;
  font-size: 2rem;
  color: var(--white);
  cursor: pointer;
  opacity: 0.8;
}

.lightbox-close:hover {
  opacity: 1;
}

.lightbox-caption {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
  text-align: center;
  margin-top: 16px;
  font-family: var(--font-display);
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 48px;
  align-items: start;
}

.contact-info-block {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
  transition: var(--transition);
}

.contact-card:hover {
  border-color: var(--blue-300);
  box-shadow: var(--shadow);
}

.contact-card-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--blue-100), var(--blue-200));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}

.contact-card h4 {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: 6px;
}

.contact-card p {
  font-size: 0.95rem;
  color: var(--gray-800);
  line-height: 1.6;
}

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.contact-map iframe {
  display: block;
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
  padding: calc(var(--header-height-desktop) + 70px) 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  top: -200px;
  right: -100px;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
  line-height: 1.2;
}

.page-hero p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.05rem;
  position: relative;
  z-index: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 16px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.65);
  position: relative;
  z-index: 1;
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.85);
}

.breadcrumb a:hover {
  color: var(--white);
}

/* ============================================================
   SECTION DIVIDER / STATS
   ============================================================ */
.stats-bar {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  padding: 40px 0;
}

.stats-bar .container {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 24px;
}

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

.stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  display: block;
}

.stat-label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.7);
}

/* ============================================================
   VIEW MORE LINK
   ============================================================ */
.section-footer {
  text-align: center;
  margin-top: 48px;
}

/* ============================================================
   TOAST NOTIFICATION
   ============================================================ */
.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: var(--gray-800);
  color: var(--white);
  padding: 14px 22px;
  border-radius: 10px;
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  z-index: 9999;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.3s ease;
}

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

.toast.success {
  background: var(--blue-600);
}

.toast.error {
  background: #e53e3e;
}

/* ============================================================
   LOADING PLACEHOLDER (skeleton)
   ============================================================ */
.skeleton {
  background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 6px;
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* ============================================================
   ANIMATE ON SCROLL
   ============================================================ */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-up:nth-child(2) {
  transition-delay: 0.1s;
}

.fade-up:nth-child(3) {
  transition-delay: 0.2s;
}

.fade-up:nth-child(4) {
  transition-delay: 0.3s;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-main > *:first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height-mobile: 64px;
  }

  .section {
    padding: 56px 0;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .grid-4 {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    columns: 2;
  }

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

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

  .nav-list {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .header-topbar {
    display: none;
  }

  .header-main .container {
    height: var(--header-height-mobile);
  }

  .site-logo img {
    height: 44px;
  }

  .hero {
    padding-top: 90px;
    min-height: 90vh;
  }

  .stats-bar .container {
    justify-content: center;
    gap: 32px;
  }

  /* Important mobile fix for inner page hero */
  .page-hero {
    padding: calc(var(--header-height-mobile) + 70px) 0 50px;
  }

  .page-hero h1 {
    font-size: 2rem;
    line-height: 1.2;
    padding: 0 10px;
  }

  .page-hero p {
    font-size: 0.95rem;
    padding: 0 14px;
  }

  .breadcrumb {
    flex-wrap: wrap;
    padding: 0 12px;
    gap: 6px;
  }
}

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

  .hero h1 {
    font-size: 2rem;
  }

  .hero-cta {
    flex-direction: column;
  }

  .contact-card {
    flex-direction: column;
  }

  .container {
    padding: 0 16px;
  }

  .page-hero {
    padding: calc(var(--header-height-mobile) + 85px) 0 40px;
  }

  .page-hero h1 {
    font-size: 1.8rem;
  }

  .mobile-nav .nav-link {
    font-size: 1.1rem;
    padding: 12px 20px;
  }
}