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

:root {
  --teal-50: #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-200: #99f6e4;
  --teal-300: #5eead4;
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --teal-700: #0f766e;
  --teal-800: #115e59;
  --teal-900: #134e4a;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --slate-950: #080d17;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 8px 32px rgba(15, 23, 42, 0.12);
  --shadow-xl: 0 16px 48px rgba(15, 23, 42, 0.15);
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--slate-800);
  background-color: #ffffff;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg {
  display: block;
  max-width: 100%;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ─── PRELOADER ─── */
.preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--slate-900);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

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

.preloader-logo {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--teal-400);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.preloader-bar {
  width: 120px;
  height: 2px;
  background: var(--slate-700);
  border-radius: 2px;
  overflow: hidden;
  margin: 0 auto;
}

.preloader-fill {
  height: 100%;
  width: 40%;
  background: var(--teal-400);
  border-radius: 2px;
  animation: preloaderSlide 1s ease-in-out infinite;
}

@keyframes preloaderSlide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(350%); }
}

/* ─── HEADER ─── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.0);
  transition: background 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.97);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  z-index: 1001;
}

.logo-mark {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
  background: var(--teal-600);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  transition: background 0.3s ease;
}

.site-header.scrolled .logo-mark {
  background: var(--teal-600);
}

.logo-text {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.25rem;
  color: #fff;
  letter-spacing: -0.01em;
  transition: color 0.3s ease;
}

.site-header.scrolled .logo-text {
  color: var(--slate-900);
}

.logo-accent {
  color: var(--teal-400);
}

.site-header.scrolled .logo-accent {
  color: var(--teal-600);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-sm);
  transition: color 0.2s ease, background 0.2s ease;
}

.nav-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.site-header.scrolled .nav-link {
  color: var(--slate-600);
}

.site-header.scrolled .nav-link:hover {
  color: var(--slate-900);
  background: var(--slate-100);
}

.btn-nav {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--teal-700);
  background: var(--teal-100);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  margin-left: 0.5rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.site-header.scrolled .btn-nav {
  background: var(--teal-600);
  color: #fff;
}

.btn-nav:hover {
  background: var(--teal-200);
}

.site-header.scrolled .btn-nav:hover {
  background: var(--teal-700);
  color: #fff;
}

/* Menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.menu-toggle-line {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease, background 0.3s ease;
}

.site-header.scrolled .menu-toggle-line {
  background: var(--slate-800);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(2) {
  opacity: 0;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ─── HERO ─── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--slate-900);
}

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.45;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(8, 13, 23, 0.85) 0%,
    rgba(15, 23, 42, 0.7) 50%,
    rgba(17, 94, 89, 0.5) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 8rem 1.5rem 4rem;
  max-width: 780px;
}

.hero-tagline {
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-300);
  margin-bottom: 1.25rem;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 700;
  line-height: 1.1;
  color: #fff;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-headline em {
  font-style: italic;
  color: var(--teal-300);
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--slate-300);
  margin-bottom: 2.5rem;
  max-width: 580px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--slate-300);
  font-size: 0.875rem;
  font-weight: 500;
}

.trust-item svg {
  color: var(--teal-400);
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  animation: scrollBounce 2s ease-in-out infinite;
}

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

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  padding: 0.8125rem 1.75rem;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--teal-600);
  color: #fff;
  border-color: var(--teal-600);
}

.btn-primary:hover {
  background: var(--teal-700);
  border-color: var(--teal-700);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(13, 148, 136, 0.3);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: #fff;
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--slate-800);
  color: #fff;
  border-color: var(--slate-800);
}

.btn-secondary:hover {
  background: var(--slate-700);
  border-color: var(--slate-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
}

/* ─── SECTION SHARED ─── */
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-600);
  background: var(--teal-50);
  border: 1px solid var(--teal-200);
  padding: 0.375rem 0.875rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: var(--slate-900);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-title em {
  font-style: italic;
  color: var(--teal-600);
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--slate-500);
  line-height: 1.7;
  max-width: 560px;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header .section-subtitle {
  margin: 0 auto;
}

/* ─── SERVICES ─── */
.services {
  padding: 6rem 0;
  background: var(--slate-50);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem;
  border: 1px solid var(--slate-200);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--teal-200);
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-50);
  border: 1px solid var(--teal-100);
  border-radius: var(--radius-md);
  color: var(--teal-600);
  margin-bottom: 1.25rem;
  transition: background 0.3s ease;
}

.service-card:hover .service-icon {
  background: var(--teal-600);
  color: #fff;
  border-color: var(--teal-600);
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.625rem;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--slate-500);
  line-height: 1.7;
}

/* ─── ABOUT ─── */
.about {
  padding: 6rem 0;
  background: #fff;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-images {
  position: relative;
}

.about-img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-img-main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 6/7;
}

.about-img-secondary {
  position: absolute;
  bottom: -2rem;
  right: -2rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 4px solid #fff;
}

.about-img-secondary img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.about-badge {
  position: absolute;
  top: -1rem;
  right: -1rem;
  background: var(--teal-600);
  color: #fff;
  padding: 1.25rem;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.about-badge-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.about-badge-text {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  opacity: 0.9;
  line-height: 1.4;
}

.about-content .section-tag {
  margin-bottom: 1rem;
}

.about-lead {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--slate-700);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.about-content p {
  font-size: 0.9375rem;
  color: var(--slate-500);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.about-stats {
  display: flex;
  gap: 2.5rem;
  margin: 2rem 0;
  padding: 1.5rem 0;
  border-top: 1px solid var(--slate-200);
  border-bottom: 1px solid var(--slate-200);
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--teal-600);
  line-height: 1;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--slate-500);
  font-weight: 500;
}

/* ─── GALLERY ─── */
.gallery {
  padding: 6rem 0;
  background: var(--slate-50);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1;
}

.gallery-item:nth-child(1) { aspect-ratio: 5/6; }
.gallery-item:nth-child(2) { aspect-ratio: 5/4; }
.gallery-item:nth-child(3) { aspect-ratio: 1; }
.gallery-item:nth-child(4) { aspect-ratio: 5/7; }
.gallery-item:nth-child(5) { aspect-ratio: 5/4.5; }
.gallery-item:nth-child(6) { aspect-ratio: 5/5.5; }

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

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 13, 23, 0.8) 0%, transparent 60%);
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.gallery-overlay span {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-weight: 600;
  color: #fff;
}

.gallery-item:hover img {
  transform: scale(1.08);
}

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

/* ─── TESTIMONIALS ─── */
.testimonials {
  padding: 6rem 0;
  background: var(--slate-900);
}

.testimonials .section-tag {
  background: rgba(14, 165, 160, 0.15);
  border-color: rgba(14, 165, 160, 0.3);
  color: var(--teal-300);
}

.testimonials .section-title {
  color: #fff;
}

.testimonials .section-title em {
  color: var(--teal-300);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--slate-800);
  border: 1px solid var(--slate-700);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: relative;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.testimonial-card:hover {
  border-color: var(--teal-700);
  transform: translateY(-4px);
}

.testimonial-quote {
  color: var(--teal-600);
  margin-bottom: 1rem;
  opacity: 0.6;
}

.testimonial-text {
  font-size: 0.9375rem;
  color: var(--slate-300);
  line-height: 1.75;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.author-name {
  font-weight: 600;
  color: #fff;
  font-size: 0.9375rem;
}

.author-location {
  font-size: 0.8125rem;
  color: var(--slate-500);
}

/* ─── CTA ─── */
.cta {
  position: relative;
  padding: 6rem 0;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
}

.cta-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(8, 13, 23, 0.9) 0%, rgba(17, 94, 89, 0.75) 100%);
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 680px;
  margin: 0 auto;
}

.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 1rem;
}

.cta-title em {
  font-style: italic;
  color: var(--teal-300);
}

.cta-text {
  font-size: 1.0625rem;
  color: var(--slate-300);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* ─── CONTACT ─── */
.contact {
  padding: 6rem 0;
  background: #fff;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info .section-tag {
  margin-bottom: 1rem;
}

.contact-intro {
  font-size: 1rem;
  color: var(--slate-500);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.contact-item-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--slate-400);
}

.contact-item-label svg {
  color: var(--teal-500);
}

.contact-item dd {
  font-size: 1rem;
  color: var(--slate-700);
  line-height: 1.6;
}

.contact-item a {
  color: var(--teal-600);
  text-decoration: none;
  transition: color 0.2s ease;
}

.contact-item a:hover {
  color: var(--teal-700);
  text-decoration: underline;
}

/* Form */
.contact-form-wrap {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
}

.form-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: 1rem;
}

.form-group label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--slate-700);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  color: var(--slate-800);
  background: #fff;
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-sm);
  padding: 0.6875rem 0.875rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--teal-500);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--slate-400);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-success {
  text-align: center;
  padding: 2rem;
  color: var(--teal-700);
}

.form-success svg {
  color: var(--teal-500);
  margin: 0 auto 1rem;
}

.form-success h4 {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--slate-900);
  margin-bottom: 0.5rem;
}

.form-success p {
  font-size: 0.9375rem;
  color: var(--slate-500);
}

/* ─── FOOTER ─── */
.site-footer {
  background: var(--slate-950);
  color: var(--slate-400);
  padding: 4rem 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--slate-800);
}

.footer-brand .logo-text {
  color: #fff;
  margin-bottom: 1rem;
  display: block;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--slate-500);
  max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate-300);
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--slate-500);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--teal-400);
}

.footer-contact p {
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 0.25rem;
}

.footer-contact a {
  color: var(--slate-400);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-contact a:hover {
  color: var(--teal-400);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1.5rem 0;
  font-size: 0.8125rem;
  color: var(--slate-600);
}

/* ─── BACK TO TOP ─── */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--teal-600);
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, background 0.2s ease;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--teal-700);
  transform: translateY(-2px);
}

/* ─── SCROLL REVEAL ─── */
.reveal-card,
.reveal-left,
.reveal-right,
.reveal-up {
  opacity: 1;
  transform: none;
  transition: opacity 0.6s ease, transform 0.6s ease;
}

@media (prefers-reduced-motion: no-preference) {
  .reveal-card,
  .reveal-left,
  .reveal-right,
  .reveal-up {
    opacity: 0;
  }

  .reveal-card.revealed,
  .reveal-left.revealed,
  .reveal-right.revealed,
  .reveal-up.revealed {
    opacity: 1;
    transform: none;
  }

  .reveal-left { transform: translateX(-32px); }
  .reveal-right { transform: translateX(32px); }
  .reveal-up { transform: translateY(32px); }
  .reveal-card { transform: translateY(24px); }
}

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

  .nav {
    position: fixed;
    inset: 0;
    background: var(--slate-900);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1000;
  }

  .nav.open {
    opacity: 1;
    visibility: visible;
  }

  .nav-list {
    flex-direction: column;
    gap: 0.5rem;
  }

  .nav-link {
    font-size: 1.25rem;
    color: var(--slate-300);
    padding: 0.75rem 1.5rem;
  }

  .nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
  }

  .btn-nav {
    margin-left: 0;
    margin-top: 1rem;
    font-size: 1rem;
    padding: 0.75rem 1.5rem;
  }
}

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

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

  .testimonials-grid .testimonial-card:last-child {
    grid-column: span 2;
    max-width: 50%;
    justify-self: center;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

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

  .hero-content {
    padding: 7rem 1.5rem 3rem;
  }

  .hero-trust {
    gap: 1rem;
  }

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .about-img-secondary {
    right: 0;
    bottom: -1.5rem;
  }

  .about-badge {
    top: -0.75rem;
    right: 0;
  }

  .about-stats {
    gap: 1.5rem;
  }

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

  .gallery-item:nth-child(1) { aspect-ratio: 4/5; }
  .gallery-item:nth-child(4) { aspect-ratio: 4/5; }

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

  .testimonials-grid .testimonial-card:last-child {
    grid-column: span 1;
    max-width: 100%;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

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

  .cta-actions .btn {
    width: 100%;
  }

  .about-stats {
    flex-direction: column;
    gap: 1rem;
  }

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

  .gallery-item,
  .gallery-item:nth-child(1),
  .gallery-item:nth-child(2),
  .gallery-item:nth-child(3),
  .gallery-item:nth-child(4),
  .gallery-item:nth-child(5),
  .gallery-item:nth-child(6) {
    aspect-ratio: 4/3;
  }
}