/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: #1a1a2e;
  background: #FAFAF7;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
h1, h2, h3, h4 { font-family: 'Playfair Display', Georgia, serif; line-height: 1.2; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== COLOR TOKENS ===== */
:root {
  --green-dark: #1B4332;
  --green-mid: #2D6A4F;
  --green-light: #52B788;
  --green-pale: #D8F3DC;
  --off-white: #FAFAF7;
  --cream: #F5F5F0;
  --neutral-100: #F8F8F5;
  --neutral-200: #E8E8E3;
  --neutral-300: #D4D4CF;
  --neutral-500: #6B6B66;
  --neutral-700: #3D3D38;
  --neutral-900: #1A1A18;
  --white: #FFFFFF;
  --shadow-sm: 0 1px 3px rgba(27,67,50,0.06), 0 1px 2px rgba(27,67,50,0.04);
  --shadow-md: 0 4px 16px rgba(27,67,50,0.08), 0 2px 4px rgba(27,67,50,0.04);
  --shadow-lg: 0 12px 40px rgba(27,67,50,0.12), 0 4px 12px rgba(27,67,50,0.06);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(250, 250, 247, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(27, 67, 50, 0.08);
  transition: var(--transition);
}
.header.scrolled {
  background: rgba(250, 250, 247, 0.97);
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Playfair Display', serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--green-dark);
}
.logo-mark {
  width: 36px;
  height: 36px;
  background: var(--green-dark);
  border-radius: 8px;
  position: relative;
  flex-shrink: 0;
}
.logo-mark::after {
  content: '';
  position: absolute;
  top: 8px;
  left: 10px;
  width: 16px;
  height: 3px;
  background: var(--green-light);
  border-radius: 2px;
  box-shadow: 0 5px 0 var(--green-light), 0 10px 0 var(--green-light);
}
.logo-accent { color: var(--green-mid); }
.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-list a {
  padding: 8px 16px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--neutral-700);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-list a:hover {
  color: var(--green-dark);
  background: var(--green-pale);
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 40px;
  height: 40px;
  position: relative;
}
.hamburger {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 14px;
}
.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--green-dark);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger::before { top: 0; }
.hamburger::after { bottom: 0; }
.nav-toggle[aria-expanded="true"] .hamburger::before {
  transform: rotate(45deg);
  top: 6px;
}
.nav-toggle[aria-expanded="true"] .hamburger::after {
  transform: rotate(-45deg);
  bottom: 6px;
}

/* ===== HERO ===== */
.hero {
  padding-top: 72px;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--off-white);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(82,183,136,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 60px 0;
}
.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-mid);
  margin-bottom: 16px;
}
.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 24px;
  line-height: 1.1;
}
.hero-title span { color: var(--green-mid); }
.hero-desc {
  font-size: 1.1rem;
  color: var(--neutral-500);
  margin-bottom: 36px;
  max-width: 520px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--green-dark);
  color: var(--white);
  border-color: var(--green-dark);
}
.btn-primary:hover {
  background: var(--green-mid);
  border-color: var(--green-mid);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-secondary {
  background: transparent;
  color: var(--green-dark);
  border-color: var(--green-dark);
}
.btn-secondary:hover {
  background: var(--green-dark);
  color: var(--white);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--green-dark);
  border-color: var(--neutral-300);
}
.btn-outline:hover {
  border-color: var(--green-dark);
  background: var(--green-pale);
}
.btn-small {
  padding: 10px 20px;
  font-size: 0.85rem;
  margin-top: auto;
}
.btn-full { width: 100%; justify-content: center; }
.btn-white {
  background: var(--white);
  color: var(--green-dark);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--green-pale);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-ghost-white {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
}
.btn-ghost-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
}
.hero-stats {
  display: flex;
  gap: 24px;
  align-items: center;
}
.stat { display: flex; flex-direction: column; }
.stat-number {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--green-dark);
  line-height: 1;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--neutral-500);
  margin-top: 4px;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--neutral-200);
}
.hero-image { position: relative; }
.hero-img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-img-accent {
  position: absolute;
  bottom: -20px;
  left: -20px;
  width: 120px;
  height: 120px;
  background: var(--green-pale);
  border-radius: var(--radius-md);
  z-index: -1;
}

/* ===== SECTION SHARED ===== */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}
.section-header.light { color: var(--white); }
.section-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-mid);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 16px;
}
.section-header.light .section-title { color: var(--white); }
.section-desc {
  font-size: 1.05rem;
  color: var(--neutral-500);
  line-height: 1.7;
}
.section-header.light .section-desc { color: rgba(255,255,255,0.8); }

/* ===== SERVICES ===== */
.services {
  padding: 100px 0;
  background: var(--white);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--off-white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.service-card:hover {
  border-color: var(--green-light);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.service-icon {
  width: 56px;
  height: 56px;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-dark);
  margin-bottom: 24px;
}
.service-icon svg { width: 28px; height: 28px; }
.service-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 12px;
}
.service-desc {
  font-size: 0.95rem;
  color: var(--neutral-500);
  line-height: 1.7;
  margin-bottom: 20px;
  flex-grow: 1;
}
.service-features {
  margin-bottom: 24px;
}
.service-features li {
  font-size: 0.9rem;
  color: var(--neutral-700);
  padding: 6px 0;
  padding-left: 20px;
  position: relative;
}
.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 14px;
  width: 8px;
  height: 8px;
  background: var(--green-light);
  border-radius: 50%;
}

/* ===== ABOUT ===== */
.about {
  padding: 100px 0;
  background: var(--off-white);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-images {
  position: relative;
}
.about-img-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-img-main img { width: 100%; height: 100%; object-fit: cover; }
.about-img-secondary {
  position: absolute;
  bottom: -30px;
  right: -30px;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 4px solid var(--off-white);
}
.about-img-secondary img { width: 100%; height: 100%; object-fit: cover; }
.about-experience-badge {
  position: absolute;
  top: -20px;
  right: 40px;
  background: var(--green-dark);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  text-align: center;
  box-shadow: var(--shadow-lg);
}
.badge-number {
  display: block;
  font-family: 'Playfair Display', serif;
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1;
}
.badge-text {
  font-size: 0.75rem;
  opacity: 0.85;
  margin-top: 4px;
  line-height: 1.4;
}
.about-text {
  font-size: 1rem;
  color: var(--neutral-500);
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-values {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.value-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.value-icon {
  width: 44px;
  height: 44px;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-dark);
  flex-shrink: 0;
}
.value-icon svg { width: 20px; height: 20px; }
.value-item h4 {
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--green-dark);
  margin-bottom: 4px;
}
.value-item p {
  font-size: 0.88rem;
  color: var(--neutral-500);
  line-height: 1.6;
}

/* ===== METHODOLOGY ===== */
.methodology {
  padding: 100px 0;
  background: var(--green-dark);
  position: relative;
  overflow: hidden;
}
.methodology::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 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");
  pointer-events: none;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}
.steps-grid::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: rgba(82,183,136,0.3);
  z-index: 0;
}
.step-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  position: relative;
  z-index: 1;
  transition: var(--transition);
}
.step-card:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-4px);
}
.step-number {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--green-light);
  margin-bottom: 16px;
}
.step-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.step-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
}

/* ===== TESTIMONIALS ===== */
.testimonials {
  padding: 100px 0;
  background: var(--white);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.testimonial-card {
  background: var(--off-white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  transition: var(--transition);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
  color: #F59E0B;
}
.testimonial-stars svg { width: 18px; height: 18px; }
.testimonial-text {
  font-size: 0.95rem;
  color: var(--neutral-700);
  line-height: 1.8;
  margin-bottom: 24px;
  font-style: italic;
}
.testimonial-author {
  font-family: 'Playfair Display', serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--green-dark);
}
.testimonial-detail {
  font-size: 0.82rem;
  color: var(--neutral-500);
  margin-top: 4px;
}

/* ===== CTA ===== */
.cta {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--green-mid) 0%, var(--green-dark) 100%);
  text-align: center;
}
.cta-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  color: var(--white);
  margin-bottom: 16px;
}
.cta-content p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}
.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== CONTACT ===== */
.contact {
  padding: 100px 0;
  background: var(--off-white);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-desc {
  font-size: 1rem;
  color: var(--neutral-500);
  margin-bottom: 36px;
  line-height: 1.7;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px;
}
.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green-dark);
  flex-shrink: 0;
}
.contact-icon svg { width: 22px; height: 22px; }
.contact-item h4 {
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--green-dark);
  margin-bottom: 4px;
}
.contact-item p {
  font-size: 0.9rem;
  color: var(--neutral-500);
  line-height: 1.6;
}
.contact-item a {
  color: var(--green-mid);
  transition: var(--transition);
}
.contact-item a:hover { color: var(--green-dark); text-decoration: underline; }
.contact-map { border-radius: var(--radius-md); overflow: hidden; }

/* ===== FORM ===== */
.contact-form-wrap {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
.form-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 8px;
}
.form-desc {
  font-size: 0.9rem;
  color: var(--neutral-500);
  margin-bottom: 28px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--neutral-700);
  margin-bottom: 6px;
}
.required { color: #DC2626; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  color: var(--neutral-900);
  background: var(--off-white);
  border: 1.5px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--green-mid);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(45,106,79,0.1);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--neutral-300);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-error {
  display: block;
  font-size: 0.8rem;
  color: #DC2626;
  margin-top: 4px;
  min-height: 18px;
}
.btn-submit { margin-top: 4px; }

/* Success state */
.form-success {
  display: none;
  text-align: center;
  padding: 40px 20px;
}
.form-success.show { display: block; }
.success-icon {
  width: 64px;
  height: 64px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--green-dark);
}
.success-icon svg { width: 32px; height: 32px; }
.form-success h4 {
  font-size: 1.3rem;
  color: var(--green-dark);
  margin-bottom: 8px;
}
.form-success p {
  font-size: 0.95rem;
  color: var(--neutral-500);
  line-height: 1.6;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--neutral-900);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand .logo { color: var(--white); margin-bottom: 16px; }
.footer-brand .logo-mark { background: var(--green-mid); }
.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
}
.footer-links h4,
.footer-contact h4 {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}
.footer-links a:hover { color: var(--green-light); }
.footer-contact address {
  font-style: normal;
  font-size: 0.88rem;
  line-height: 1.8;
}
.footer-contact a {
  color: rgba(255,255,255,0.5);
  transition: var(--transition);
}
.footer-contact a:hover { color: var(--green-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

/* ===== MOBILE NAV OVERLAY ===== */
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav { position: fixed; top: 72px; left: 0; right: 0; bottom: 0; z-index: 999; background: rgba(250,250,247,0.98); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); padding: 32px 24px; transform: translateX(100%); transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1); }
  .nav.open { transform: translateX(0); }
  .nav-list { flex-direction: column; align-items: stretch; gap: 4px; }
  .nav-list a { font-size: 1.1rem; padding: 14px 16px; }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-image { order: -1; max-width: 500px; margin: 0 auto; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid::before { display: none; }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .hero { padding-top: 72px; }
  .hero-grid { padding: 40px 0; }
  .hero-stats { flex-wrap: wrap; }
  .stat-divider { display: none; }
  .services-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .about-img-secondary { right: 0; bottom: -20px; }
  .about-experience-badge { top: -16px; right: 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 28px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .cta-actions { flex-direction: column; align-items: center; }
  .cta-actions .btn { width: 100%; justify-content: center; }
}

/* ===== ANIMATIONS ===== */
@media (prefers-reduced-motion: no-preference) {
  .fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .fade-up.visible {
    opacity: 1;
    transform: translateY(0);
  }
}