/* ========== RESET & BASE ========== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --emerald-900: #042f23;
  --emerald-800: #064e3b;
  --emerald-700: #065f46;
  --emerald-600: #047857;
  --emerald-500: #059669;
  --emerald-400: #10b981;
  --cream-50: #faf9f6;
  --cream-100: #f5f3ed;
  --cream-200: #ede9df;
  --cream-300: #e2dcd0;
  --warm-50: #fefdfb;
  --warm-100: #faf8f4;
  --warm-200: #f0ebe0;
  --charcoal: #1a1a1a;
  --gray-700: #374151;
  --gray-600: #4b5563;
  --gray-500: #6b7280;
  --gray-400: #9ca3af;
  --gray-300: #d1d5db;
  --gold: #b8860b;
  --gold-light: #d4a843;

  --font-serif: 'Lora', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.15);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  color: var(--charcoal);
  background: var(--warm-50);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 16px;
  background: var(--emerald-800);
  color: #fff;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  z-index: 200;
  font-size: 0.875rem;
}
.skip-link:focus {
  top: 16px;
}

/* ========== HEADER ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
.site-header.scrolled {
  border-bottom-color: var(--cream-200);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-serif);
  color: var(--emerald-800);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
}
.logo:hover { color: var(--emerald-700); }
.logo-icon { flex-shrink: 0; }
.logo-sub {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-500);
}

.main-nav ul {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}
.main-nav a {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.main-nav a:hover {
  color: var(--emerald-700);
  background: rgba(6, 78, 59, 0.06);
}

.btn-nav {
  background: var(--emerald-800) !important;
  color: #fff !important;
  border-radius: var(--radius-sm) !important;
  padding: 10px 20px !important;
  font-weight: 500 !important;
}
.btn-nav:hover {
  background: var(--emerald-700) !important;
  color: #fff !important;
}

/* Nav toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 110;
}
.nav-toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--charcoal);
  border-radius: 2px;
  transition: var(--transition);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 120px 24px 80px;
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 30%, rgba(6, 78, 59, 0.85) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(4, 47, 35, 0.9) 0%, transparent 55%),
    radial-gradient(ellipse 70% 40% at 50% 80%, rgba(10, 120, 80, 0.6) 0%, transparent 50%),
    linear-gradient(135deg, #042f23 0%, #064e3b 30%, #065f46 55%, #047857 80%, #059669 100%);
  z-index: 0;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 820px;
}
.hero-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 24px;
}
.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 3.6rem);
  font-weight: 700;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 24px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: rgba(255,255,255,0.82);
  line-height: 1.75;
  max-width: 600px;
  margin: 0 auto 40px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}
.hero-trust {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.trust-item {
  font-size: 0.82rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.04em;
}
.trust-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--emerald-600);
  color: #fff;
  border-color: var(--emerald-600);
}
.btn-primary:hover {
  background: var(--emerald-700);
  border-color: var(--emerald-700);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(6, 78, 59, 0.35);
}
.btn-secondary {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.35);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.55);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--emerald-800);
  border-color: var(--emerald-800);
}
.btn-outline:hover {
  background: var(--emerald-800);
  color: #fff;
  transform: translateY(-2px);
}
.btn-full {
  width: 100%;
}

/* Hero scroll indicator */
.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.4; transform: scaleY(0.6); }
}

/* ========== SECTION COMMON ========== */
.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--emerald-600);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--charcoal);
  margin-bottom: 16px;
}
.section-desc {
  font-size: 1.05rem;
  color: var(--gray-500);
  max-width: 560px;
  line-height: 1.75;
}
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header .section-desc {
  margin: 0 auto;
}

/* ========== SERVICES ========== */
.services {
  padding: 100px 0;
  background: var(--warm-50);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--warm-50);
  border: 1px solid var(--cream-200);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--emerald-600), var(--emerald-400));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.service-card:hover {
  border-color: var(--emerald-200, #a7f3d0);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.service-card:hover::before {
  transform: scaleX(1);
}
.service-icon {
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(6, 78, 59, 0.08), rgba(6, 78, 59, 0.04));
  border: 1px solid rgba(6, 78, 59, 0.12);
  border-radius: var(--radius-sm);
  color: var(--emerald-700);
  margin-bottom: 20px;
}
.service-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 10px;
}
.service-desc {
  font-size: 0.92rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ========== ABOUT ========== */
.about {
  padding: 100px 0;
  background: var(--cream-50);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-image-wrap {
  position: relative;
}
.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.about-accent {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 120px;
  height: 120px;
  background: linear-gradient(135deg, var(--emerald-600), var(--emerald-400));
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0.2;
}
.about-content .section-tag { margin-bottom: 12px; }
.about-content .section-title { margin-bottom: 24px; }
.about-text {
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.85;
  margin-bottom: 20px;
}
.about-stats {
  display: flex;
  gap: 32px;
  margin-top: 40px;
  padding-top: 32px;
  border-top: 1px solid var(--cream-200);
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.stat-number {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--emerald-700);
}
.stat-label {
  font-size: 0.82rem;
  color: var(--gray-500);
  letter-spacing: 0.02em;
}
.stat-divider {
  width: 1px;
  background: var(--cream-300);
  align-self: stretch;
}

/* ========== PROJECTS ========== */
.projects {
  padding: 100px 0;
  background: var(--warm-50);
}
.projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.project-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--cream-50);
  border: 1px solid var(--cream-200);
  transition: var(--transition);
}
.project-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.project-image {
  overflow: hidden;
  aspect-ratio: 3/2;
}
.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.project-card:hover .project-image img {
  transform: scale(1.05);
}
.project-info {
  padding: 24px 28px;
}
.project-category {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--emerald-600);
  margin-bottom: 6px;
}
.project-title {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--charcoal);
}

/* ========== TESTIMONIALS ========== */
.testimonials {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--emerald-900) 0%, var(--emerald-800) 50%, var(--emerald-700) 100%);
  position: relative;
  overflow: hidden;
}
.testimonials::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.02' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20zM40 40V20L20 40z'/%3E%3C/g%3E%3C/svg%3E");
}
.testimonials .section-tag { color: var(--gold-light); }
.testimonials .section-title { color: #fff; }
.testimonials .section-desc { color: rgba(255,255,255,0.65); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
}
.testimonial-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 36px 28px;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}
.testimonial-card:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-4px);
}
.testimonial-quote {
  color: var(--gold-light);
  margin-bottom: 20px;
  opacity: 0.7;
}
.testimonial-text {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.88);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}
.testimonial-author {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  font-weight: 500;
}

/* ========== CTA ========== */
.cta {
  padding: 100px 0;
  background: var(--cream-50);
  position: relative;
  overflow: hidden;
}
.cta-pattern {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(6, 78, 59, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(6, 78, 59, 0.05) 0%, transparent 50%);
}
.cta-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}
.cta-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--emerald-600);
  margin-bottom: 16px;
}
.cta-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700;
  color: var(--charcoal);
  margin-bottom: 16px;
  line-height: 1.2;
}
.cta-desc {
  font-size: 1.05rem;
  color: var(--gray-500);
  margin-bottom: 36px;
  line-height: 1.75;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ========== CONTACT ========== */
.contact {
  padding: 100px 0;
  background: var(--warm-50);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 64px;
  align-items: start;
}
.contact-info .section-tag { margin-bottom: 12px; }
.contact-info .section-title { margin-bottom: 16px; }
.contact-desc {
  font-size: 1rem;
  color: var(--gray-500);
  line-height: 1.75;
  margin-bottom: 36px;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(6, 78, 59, 0.08), rgba(6, 78, 59, 0.04));
  border: 1px solid rgba(6, 78, 59, 0.12);
  border-radius: var(--radius-sm);
  color: var(--emerald-700);
}
.contact-item strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--charcoal);
  margin-bottom: 4px;
}
.contact-item p {
  font-size: 0.9rem;
  color: var(--gray-500);
  line-height: 1.6;
}
.contact-item a {
  color: var(--emerald-700);
  transition: color var(--transition);
}
.contact-item a:hover { color: var(--emerald-500); }

/* Form */
.contact-form-wrap {
  background: var(--cream-50);
  border: 1px solid var(--cream-200);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-700);
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1px solid var(--cream-300);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--charcoal);
  background: var(--warm-50);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--emerald-500);
  box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}
.form-group textarea {
  resize: vertical;
  min-height: 120px;
}
.form-note {
  font-size: 0.8rem;
  color: var(--gray-400);
  text-align: center;
}
.form-success {
  text-align: center;
  padding: 48px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.form-success svg {
  color: var(--emerald-500);
}
.form-success h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--charcoal);
}
.form-success p {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ========== FOOTER ========== */
.site-footer {
  background: var(--emerald-900);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo {
  color: #fff;
  margin-bottom: 16px;
}
.footer-brand .logo-sub { color: rgba(255,255,255,0.5); }
.footer-tagline {
  font-size: 0.9rem;
  line-height: 1.75;
  color: rgba(255,255,255,0.55);
  max-width: 280px;
}
.footer-links h4,
.footer-contact h4 {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}
.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--gold-light); }
.footer-contact p {
  font-size: 0.88rem;
  line-height: 1.7;
  margin-bottom: 4px;
}
.footer-contact a {
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}
.footer-contact a:hover { color: var(--gold-light); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

/* ========== ANIMATIONS ========== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ========== 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%;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  .nav-toggle { display: flex; }

  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background: var(--cream-50);
    border-left: 1px solid var(--cream-200);
    padding: 100px 32px 32px;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 105;
    box-shadow: var(--shadow-xl);
  }
  .main-nav.open {
    transform: translateX(0);
  }
  .main-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
  .main-nav a {
    padding: 14px 16px;
    font-size: 1rem;
  }
  .btn-nav {
    text-align: center;
    margin-top: 8px;
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 104;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
  }
  .nav-overlay.active {
    opacity: 1;
    pointer-events: all;
  }

  .hero { padding: 100px 20px 60px; }
  .hero-title { font-size: clamp(1.6rem, 7vw, 2.4rem); }
  .hero-actions { flex-direction: column; align-items: center; }

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .about-image-wrap { order: -1; }
  .about-accent { display: none; }

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

  .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: 40px;
  }
  .contact-form-wrap { padding: 28px; }
  .form-row { grid-template-columns: 1fr; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .services, .about, .projects, .testimonials, .cta, .contact {
    padding: 72px 0;
  }
  .hero-trust { flex-direction: column; gap: 8px; }
  .trust-dot { display: none; }
}