:root {
  --lime: #84cc16;
  --lime-light: #a3e635;
  --lime-dark: #65a30d;
  --blue: #0ea5e9;
  --blue-dark: #0284c7;
  --blue-deep: #0369a1;
  --green: #14532d;
  --green-deep: #0c3d2e;
  --green-mid: #166534;
  --green-light: #dcfce7;
  --navy: #0f172a;
  --slate: #334155;
  --gray: #64748b;
  --light: #f8fafc;
  --white: #ffffff;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 48px rgba(15, 23, 42, 0.12);
  --radius: 12px;
  --radius-lg: 20px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: 0.25s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--navy);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

/* ---- NAV ---- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15,23,42,0.06);
  transition: var(--transition);
}

.navbar.scrolled { box-shadow: var(--shadow); }

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

.logo-link {
  display: flex;
  align-items: center;
}

.logo-link picture {
  display: block;
  line-height: 0;
}

.logo-img {
  height: 62px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--slate);
  border-radius: 8px;
  transition: var(--transition);
}

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

.nav-cta {
  margin-left: 8px;
  padding: 10px 22px !important;
  background: linear-gradient(135deg, var(--lime), var(--lime-dark)) !important;
  color: var(--green) !important;
  font-weight: 600 !important;
  border-radius: 10px !important;
}

.nav-cta:hover {
  background: linear-gradient(135deg, var(--lime-light), var(--lime)) !important;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(132,204,22,0.35);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  margin: 5px 0;
  transition: var(--transition);
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--lime), var(--lime-dark));
  color: var(--green);
  box-shadow: 0 4px 16px rgba(132,204,22,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(132,204,22,0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.12);
  border-color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--green);
  border: 2px solid var(--green);
}

.btn-outline:hover {
  background: var(--green);
  color: var(--white);
}

.btn-blue {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: var(--white);
}

.btn-blue:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(14,165,233,0.35);
}

/* ---- HERO ---- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  background: linear-gradient(160deg, var(--green) 0%, #0c3d2e 40%, var(--navy) 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 80%, rgba(132,204,22,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(14,165,233,0.2) 0%, transparent 50%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.06;
  background-image:
    linear-gradient(rgba(255,255,255,0.5) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.5) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(132,204,22,0.15);
  border: 1px solid rgba(132,204,22,0.3);
  border-radius: 50px;
  color: var(--lime-light);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
}

.hero-badge::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--lime);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--white);
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--lime-light), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  max-width: 520px;
  margin-bottom: 36px;
}

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

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-logo-wrap {
  position: relative;
  width: 340px;
  height: 340px;
}

.hero-logo-wrap::before {
  content: '';
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: conic-gradient(from 0deg, var(--lime), var(--blue), var(--green), var(--lime));
  opacity: 0.3;
  animation: spin 12s linear infinite;
  filter: blur(30px);
}

@keyframes spin { to { transform: rotate(360deg); } }

.hero-logo-wrap img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: 50%;
  background: rgba(255,255,255,0.95);
  padding: 20px;
  box-shadow: var(--shadow-lg);
}

/* ---- SECTIONS ---- */
section { padding: 100px 0; }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--lime-dark);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 800;
  color: var(--green);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-header p {
  color: var(--gray);
  font-size: 1.05rem;
}

/* ---- SERVICES GRID ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--white);
  border: 1px solid rgba(15,23,42,0.08);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--lime), var(--blue));
  transform: scaleX(0);
  transition: var(--transition);
}

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

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

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.service-icon.it { background: rgba(14,165,233,0.12); }
.service-icon.gis { background: rgba(132,204,22,0.12); }

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 10px;
}

.service-card p {
  color: var(--gray);
  font-size: 0.92rem;
  margin-bottom: 16px;
}

.service-card a {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--blue-dark);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.service-card a:hover { color: var(--lime-dark); }

/* ---- WHY US ---- */
/* Layout + cards: see css/why-section.css */

/* ---- MAP PREVIEW ---- */
.map-section { background: var(--green); color: var(--white); }

.map-section .section-header h2 { color: var(--white); }
.map-section .section-header p { color: rgba(255,255,255,0.75); }
.map-section .section-label { color: var(--lime-light); }

#home-map {
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 3px solid rgba(132,204,22,0.3);
}

/* ---- CTA ---- */
.cta-section {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-deep) 100%);
  text-align: center;
  padding: 80px 0;
}

.cta-section h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.cta-section p {
  color: rgba(255,255,255,0.85);
  font-size: 1.05rem;
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

/* ---- FOOTER ---- */
.footer {
  background: var(--navy);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 24px;
}

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

.footer-brand picture {
  display: block;
  line-height: 0;
}

.footer-brand img {
  height: 96px;
  width: auto;
  margin-bottom: 16px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.94);
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.footer-links li { margin-bottom: 10px; }

.footer-links a {
  font-size: 0.88rem;
  transition: var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 12px;
}

/* ---- PAGE HEADER ---- */
.page-header {
  padding: 140px 0 60px;
  background: linear-gradient(160deg, var(--green) 0%, var(--navy) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(14,165,233,0.2), transparent 60%);
}

.page-header .container { position: relative; z-index: 2; }

.page-header h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.page-header p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ---- ABOUT ---- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

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

.about-image img { width: 100%; }

.about-content h2 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--green);
  margin-bottom: 20px;
}

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

.mission-vision {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 32px;
}

.mv-card {
  padding: 24px;
  background: var(--light);
  border-radius: var(--radius);
  border-left: 4px solid var(--lime);
}

.mv-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 8px;
}

.mv-card p { font-size: 0.9rem; color: var(--gray); }

/* ---- SERVICES DETAIL ---- */
.service-category { margin-bottom: 80px; }

.category-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--green-light);
}

.category-badge {
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.category-badge.it {
  background: rgba(14,165,233,0.12);
  color: var(--blue-dark);
}

.category-badge.gis {
  background: rgba(132,204,22,0.15);
  color: var(--green);
}

.category-header h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--green);
}

.service-detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.service-detail-card {
  background: var(--white);
  border: 1px solid rgba(15,23,42,0.08);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.service-detail-card:hover {
  box-shadow: var(--shadow);
  border-color: rgba(132,204,22,0.3);
}

.service-detail-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 12px;
}

.service-detail-card p {
  color: var(--gray);
  font-size: 0.92rem;
  margin-bottom: 16px;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  padding: 4px 12px;
  background: var(--light);
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--slate);
}

/* ---- PORTFOLIO ---- */
.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 20px;
  border: 1px solid rgba(15,23,42,0.12);
  border-radius: 50px;
  background: var(--white);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--slate);
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 28px;
}

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  border: 1px solid rgba(15,23,42,0.08);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.project-thumb {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
}

.project-thumb.gis { background: linear-gradient(135deg, var(--green), var(--green-mid)); }
.project-thumb.it { background: linear-gradient(135deg, var(--blue), var(--blue-dark)); }
.project-thumb.mobile { background: linear-gradient(135deg, var(--lime-dark), var(--green)); }

.project-body { padding: 24px; }

.project-body .project-tag {
  display: inline-block;
  padding: 4px 10px;
  background: var(--green-light);
  color: var(--green);
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.project-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.project-body p {
  font-size: 0.88rem;
  color: var(--gray);
  margin-bottom: 12px;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.project-tech span {
  font-size: 0.75rem;
  padding: 3px 8px;
  background: var(--light);
  border-radius: 4px;
  color: var(--slate);
}

/* ---- QGIS PLUGINS ---- */
.plugin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.plugin-card {
  border: 1px solid rgba(15,23,42,0.08);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
}

.plugin-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--lime);
}

.plugin-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.plugin-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--lime), var(--green));
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.plugin-header h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green);
}

.plugin-header .version {
  font-size: 0.78rem;
  color: var(--gray);
}

.plugin-card p {
  font-size: 0.9rem;
  color: var(--gray);
  margin-bottom: 16px;
}

.plugin-actions {
  display: flex;
  gap: 10px;
}

.plugin-actions .btn { padding: 10px 18px; font-size: 0.85rem; }

/* ---- CONTACT ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info h2 {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--green);
  margin-bottom: 16px;
}

.contact-info > p {
  color: var(--gray);
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: var(--green-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-item h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 4px;
}

.contact-item p { font-size: 0.9rem; color: var(--gray); }

.contact-item a {
  color: var(--green);
  font-weight: 600;
  text-decoration: none;
}

.contact-item a:hover { color: var(--blue-dark); }

.contact-phone-label {
  font-size: 0.82rem;
  color: var(--slate);
  font-weight: 500;
}

.contact-chat-btn {
  margin-top: 4px;
  border: none;
  border-radius: 999px;
  padding: 10px 18px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  background: linear-gradient(135deg, var(--lime), var(--lime-dark));
  box-shadow: 0 8px 20px rgba(101, 163, 13, 0.25);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.contact-chat-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(101, 163, 13, 0.32);
}

.contact-form {
  background: var(--light);
  padding: 36px;
  border-radius: var(--radius-lg);
}

.contact-form h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 24px;
}

.form-group { margin-bottom: 20px; }

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--slate);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid rgba(15,23,42,0.12);
  border-radius: 10px;
  font-family: var(--font);
  font-size: 0.92rem;
  background: var(--white);
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(14,165,233,0.15);
}

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

.form-group--honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

.form-status {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 0.9rem;
  line-height: 1.5;
}

.form-status--success {
  background: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
}

.form-status--error {
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fecaca;
}

#contact-map {
  height: 300px;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  overflow: hidden;
}

.contact-info .map-frame {
  margin-top: 32px;
}

.contact-info .map-frame #contact-map {
  height: 280px;
  border-radius: 0;
}

/* ---- BLOG ---- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.blog-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(15,23,42,0.08);
  transition: var(--transition);
}

.blog-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-2px);
}

.blog-thumb {
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}

.blog-body { padding: 24px; }

.blog-date {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--blue);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 8px;
}

.blog-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 8px;
}

.blog-body p {
  font-size: 0.88rem;
  color: var(--gray);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-visual { order: -1; }
  .hero-logo-wrap { width: 240px; height: 240px; margin: 0 auto; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .mission-vision { grid-template-columns: 1fr; }

  .menu-toggle { display: block; }

  .nav-links {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 20px;
    box-shadow: var(--shadow);
    transform: translateY(-120%);
    opacity: 0;
    transition: var(--transition);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-links a { width: 100%; text-align: center; padding: 12px; }
}

@media (max-width: 600px) {
  section { padding: 60px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
}