/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: 'Quicksand', sans-serif;
  color: #334155;
  background: #f8fafc;
  line-height: 1.7;
  overflow-x: hidden;
}
h1, h2, h3, h4 { font-family: 'Nunito', sans-serif; line-height: 1.3; color: #1e293b; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ─── Scroll Reveal (progressive enhancement) ─── */
@media (prefers-reduced-motion: no-preference) {
  [data-aos] { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
  [data-aos].aos-visible { opacity: 1; transform: translateY(0); }
}

/* ─── Navbar ─── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(248, 250, 252, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(13, 148, 136, 0.08);
  transition: box-shadow 0.3s ease;
}
.navbar.scrolled { box-shadow: 0 4px 30px rgba(0,0,0,0.08); }
.nav-container { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo-text { font-family: 'Nunito', sans-serif; font-weight: 800; font-size: 1.05rem; color: #1e293b; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link { font-weight: 600; font-size: 0.9rem; color: #475569; padding: 8px 14px; border-radius: 10px; transition: all 0.2s ease; }
.nav-link:hover { color: #0d9488; background: rgba(13, 148, 136, 0.06); }
.nav-link-cta { background: #0d9488; color: #fff !important; margin-left: 8px; }
.nav-link-cta:hover { background: #0f766e; transform: translateY(-1px); }

/* Mobile toggle */
.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; flex-direction: column; gap: 5px; }
.nav-toggle-bar { width: 24px; height: 2.5px; background: #334155; border-radius: 2px; transition: all 0.3s ease; }
.nav-toggle.active .nav-toggle-bar:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle.active .nav-toggle-bar:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; top: 76px; left: 0; right: 0;
    background: rgba(248, 250, 252, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column; padding: 24px;
    gap: 4px;
    transform: translateY(-120%); opacity: 0;
    transition: all 0.35s ease;
    border-bottom: 1px solid rgba(13, 148, 136, 0.1);
  }
  .nav-links.open { transform: translateY(0); opacity: 1; }
  .nav-link { width: 100%; text-align: center; padding: 14px; }
  .nav-link-cta { margin-left: 0; margin-top: 8px; }
}

/* ─── Buttons ─── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'Nunito', sans-serif; font-weight: 700;
  font-size: 0.95rem; padding: 14px 28px;
  border-radius: 50px; border: none; cursor: pointer;
  transition: all 0.25s ease;
}
.btn-primary { background: #0d9488; color: #fff; }
.btn-primary:hover { background: #0f766e; transform: translateY(-2px); box-shadow: 0 8px 25px rgba(13, 148, 136, 0.3); }
.btn-secondary { background: rgba(255,255,255,0.15); color: #fff; border: 2px solid rgba(255,255,255,0.4); backdrop-filter: blur(4px); }
.btn-secondary:hover { background: rgba(255,255,255,0.25); border-color: rgba(255,255,255,0.7); transform: translateY(-2px); }
.btn-outline-light { background: transparent; color: #fff; border: 2px solid rgba(255,255,255,0.5); }
.btn-outline-light:hover { background: rgba(255,255,255,0.1); border-color: #fff; transform: translateY(-2px); }
.btn-lg { padding: 18px 36px; font-size: 1.05rem; }
.btn-full { width: 100%; justify-content: center; }

/* ─── Section Shared ─── */
.section-tag {
  display: inline-block;
  font-family: 'Nunito', sans-serif; font-weight: 800;
  font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: #0d9488; background: rgba(13, 148, 136, 0.08);
  padding: 6px 16px; border-radius: 50px; margin-bottom: 16px;
}
.section-tag-light { color: #5eead4; background: rgba(94, 234, 212, 0.15); }
.section-title { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; margin-bottom: 16px; }
.section-title-light { color: #fff; }
.section-subtitle { font-size: 1.1rem; color: #64748b; max-width: 600px; }
.section-subtitle-light { color: rgba(255,255,255,0.75); }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header .section-subtitle { margin: 0 auto; }

/* ─── Hero ─── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #0f766e 0%, #0d9488 30%, #14b8a6 60%, #0d9488 100%);
  overflow: hidden; padding: 120px 24px 80px;
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(20, 184, 166, 0.4) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(94, 234, 212, 0.3) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(13, 148, 136, 0.2) 0%, transparent 70%);
}
.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%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.hero-content { position: relative; z-index: 2; text-align: center; max-width: 800px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.2);
  color: #f0fdfa; font-family: 'Nunito', sans-serif; font-weight: 700;
  font-size: 0.8rem; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 8px 20px; border-radius: 50px; margin-bottom: 28px;
  backdrop-filter: blur(4px);
}
.hero-title {
  font-size: clamp(2.2rem, 5.5vw, 3.8rem);
  font-weight: 800; color: #fff;
  line-height: 1.15; margin-bottom: 24px;
  text-shadow: 0 2px 40px rgba(0,0,0,0.15);
}
.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.88); max-width: 600px; margin: 0 auto 40px;
  line-height: 1.8;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats {
  display: flex; align-items: center; justify-content: center; gap: 32px;
  padding-top: 32px; border-top: 1px solid rgba(255,255,255,0.15);
}
.hero-stat { text-align: center; }
.hero-stat-number { display: block; font-family: 'Nunito', sans-serif; font-weight: 800; font-size: 1.4rem; color: #fff; }
.hero-stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.65); text-transform: uppercase; letter-spacing: 0.08em; }
.hero-stat-divider { width: 1px; height: 40px; background: rgba(255,255,255,0.2); }
.hero-wave { position: absolute; bottom: -1px; left: 0; right: 0; }
.hero-wave svg { display: block; width: 100%; height: 80px; }

/* ─── Services ─── */
.services { padding: 100px 0; background: #f8fafc; }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.service-card {
  position: relative; background: #fff;
  border-radius: 24px; padding: 40px 32px;
  border: 1px solid rgba(13, 148, 136, 0.08);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
  transition: all 0.3s ease; overflow: hidden;
}
.service-card:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(13, 148, 136, 0.12); border-color: rgba(13, 148, 136, 0.15); }
.service-card.featured { border-color: rgba(13, 148, 136, 0.2); background: linear-gradient(135deg, #f0fdfa 0%, #fff 60%); }
.service-card-glow {
  position: absolute; top: -60px; right: -60px;
  width: 160px; height: 160px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.06) 0%, transparent 70%);
  pointer-events: none;
}
.service-card-badge {
  position: absolute; top: 20px; right: 20px;
  background: #0d9488; color: #fff;
  font-family: 'Nunito', sans-serif; font-weight: 800;
  font-size: 0.7rem; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 5px 14px; border-radius: 50px;
}
.service-card-icon {
  width: 64px; height: 64px;
  background: rgba(13, 148, 136, 0.08);
  border-radius: 18px; display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
  transition: all 0.3s ease;
}
.service-card:hover .service-card-icon { background: #0d9488; }
.service-card:hover .service-card-icon svg { stroke: #fff; }
.service-card-title { font-size: 1.3rem; font-weight: 800; margin-bottom: 12px; color: #1e293b; }
.service-card-desc { font-size: 0.95rem; color: #64748b; margin-bottom: 24px; line-height: 1.8; }
.service-card-features { margin-bottom: 28px; display: flex; flex-direction: column; gap: 10px; }
.service-card-features li { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; font-weight: 600; color: #334155; }
.service-card-link {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: 'Nunito', sans-serif; font-weight: 700;
  font-size: 0.9rem; color: #0d9488;
  transition: gap 0.2s ease;
}
.service-card-link:hover { gap: 10px; }

/* ─── About ─── */
.about { padding: 100px 0; background: #fff; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-images { position: relative; }
.about-img-main { border-radius: 24px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.1); }
.about-img-main img { width: 100%; height: 400px; object-fit: cover; }
.about-img-float {
  position: absolute; bottom: -30px; right: -20px;
  border-radius: 20px; overflow: hidden;
  box-shadow: 0 16px 40px rgba(0,0,0,0.12);
  border: 4px solid #fff;
}
.about-img-float img { width: 100%; height: 220px; object-fit: cover; }
.about-img-accent {
  position: absolute; top: -20px; left: -20px;
  width: 100px; height: 100px;
  background: linear-gradient(135deg, #0d9488, #5eead4);
  border-radius: 20px; opacity: 0.15; z-index: -1;
}
.about-content .section-tag { margin-bottom: 16px; }
.about-content .section-title { margin-bottom: 24px; }
.about-text { font-size: 1rem; color: #64748b; margin-bottom: 16px; line-height: 1.85; }
.about-values { display: flex; flex-direction: column; gap: 20px; margin-top: 36px; }
.about-value { display: flex; align-items: flex-start; gap: 16px; }
.about-value-icon {
  width: 48px; height: 48px; min-width: 48px;
  background: rgba(13, 148, 136, 0.08);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
}
.about-value strong { display: block; font-family: 'Nunito', sans-serif; font-weight: 800; font-size: 1rem; color: #1e293b; margin-bottom: 2px; }
.about-value span { font-size: 0.85rem; color: #64748b; }

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-images { max-width: 500px; }
}

/* ─── Why Us ─── */
.why-us {
  padding: 100px 0;
  background: linear-gradient(135deg, #0f766e 0%, #0d9488 50%, #14b8a6 100%);
  position: relative;
}
.why-us::before {
  content: ''; 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='0.04'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.why-us .container { position: relative; z-index: 1; }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.why-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 24px; padding: 36px 28px;
  backdrop-filter: blur(8px);
  transition: all 0.3s ease;
}
.why-card:hover { background: rgba(255,255,255,0.14); transform: translateY(-4px); }
.why-card-number {
  font-family: 'Nunito', sans-serif; font-weight: 800;
  font-size: 2.4rem; color: rgba(94, 234, 212, 0.35);
  line-height: 1; margin-bottom: 16px;
}
.why-card-title { font-size: 1.15rem; font-weight: 800; color: #fff; margin-bottom: 10px; }
.why-card-desc { font-size: 0.9rem; color: rgba(255,255,255,0.72); line-height: 1.8; }

/* ─── Testimonials ─── */
.testimonials { padding: 100px 0; background: #f8fafc; }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.testimonial-card {
  background: #fff; border-radius: 24px; padding: 36px 32px;
  border: 1px solid rgba(13, 148, 136, 0.08);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
  transition: all 0.3s ease;
}
.testimonial-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(13, 148, 136, 0.1); }
.testimonial-card-quote { margin-bottom: 20px; }
.testimonial-card-text { font-size: 0.95rem; color: #475569; line-height: 1.85; margin-bottom: 24px; font-style: italic; }
.testimonial-card-author { display: flex; align-items: center; gap: 14px; }
.testimonial-card-avatar { width: 44px; height: 44px; min-width: 44px; border-radius: 50%; overflow: hidden; }
.testimonial-card-name { display: block; font-family: 'Nunito', sans-serif; font-weight: 700; font-size: 0.95rem; color: #1e293b; }
.testimonial-card-role { display: block; font-size: 0.8rem; color: #94a3b8; }

/* ─── CTA ─── */
.cta {
  padding: 100px 0;
  background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
  position: relative; overflow: hidden;
}
.cta-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 50%, rgba(13, 148, 136, 0.3) 0%, transparent 60%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(94, 234, 212, 0.15) 0%, transparent 60%);
}
.cta-content { position: relative; z-index: 1; text-align: center; max-width: 650px; margin: 0 auto; }
.cta-title { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; color: #fff; margin-bottom: 20px; }
.cta-text { font-size: 1.1rem; color: rgba(255,255,255,0.7); margin-bottom: 40px; line-height: 1.8; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ─── Contact ─── */
.contact { padding: 100px 0; background: #fff; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-text { font-size: 1rem; color: #64748b; margin-bottom: 36px; line-height: 1.85; }
.contact-details { display: flex; flex-direction: column; gap: 24px; margin-bottom: 32px; }
.contact-detail { display: flex; align-items: flex-start; gap: 16px; }
.contact-detail-icon {
  width: 52px; height: 52px; min-width: 52px;
  background: rgba(13, 148, 136, 0.08);
  border-radius: 14px; display: flex; align-items: center; justify-content: center;
}
.contact-detail strong { display: block; font-family: 'Nunito', sans-serif; font-weight: 800; font-size: 0.95rem; color: #1e293b; margin-bottom: 4px; }
.contact-detail span, .contact-detail a { font-size: 0.9rem; color: #64748b; line-height: 1.6; }
.contact-detail a:hover { color: #0d9488; }
.contact-map { border-radius: 16px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
.contact-form-wrap { }
.contact-form-card {
  background: #f8fafc; border-radius: 24px; padding: 40px 36px;
  border: 1px solid rgba(13, 148, 136, 0.08);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
}
.contact-form-title { font-size: 1.4rem; font-weight: 800; color: #1e293b; margin-bottom: 28px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-family: 'Nunito', sans-serif; font-weight: 700; font-size: 0.85rem; color: #334155; margin-bottom: 8px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 14px 18px;
  border: 2px solid #e2e8f0; border-radius: 14px;
  font-family: 'Quicksand', sans-serif; font-size: 0.95rem; color: #334155;
  background: #fff; transition: all 0.2s ease; outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: #0d9488; box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.1);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: #94a3b8; }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-success { display: none; text-align: center; padding: 40px 20px; }
.form-success.show { display: block; }
.form-success-icon { margin-bottom: 16px; }
.form-success h4 { font-size: 1.3rem; font-weight: 800; color: #1e293b; margin-bottom: 8px; }
.form-success p { font-size: 0.95rem; color: #64748b; }

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 500px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ─── Footer ─── */
.footer { background: #1e293b; color: rgba(255,255,255,0.6); padding: 64px 0 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px; padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-logo-icon circle { fill: #0d9488; }
.footer-logo span { font-family: 'Nunito', sans-serif; font-weight: 800; font-size: 1.05rem; color: #fff; }
.footer-desc { font-size: 0.9rem; line-height: 1.8; max-width: 280px; }
.footer-links h4, .footer-contact h4 {
  font-family: 'Nunito', sans-serif; font-weight: 800;
  font-size: 0.95rem; color: #fff; margin-bottom: 20px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.9rem; color: rgba(255,255,255,0.55); transition: color 0.2s ease; }
.footer-links a:hover { color: #5eead4; }
.footer-contact p { font-size: 0.9rem; line-height: 1.8; margin-bottom: 4px; }
.footer-contact a { color: rgba(255,255,255,0.55); transition: color 0.2s ease; }
.footer-contact a:hover { color: #5eead4; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; padding: 24px 0; font-size: 0.8rem; color: rgba(255,255,255,0.35); }

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

/* ─── Back to Top ─── */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 900;
  width: 48px; height: 48px;
  background: #0d9488; color: #fff;
  border: none; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(13, 148, 136, 0.3);
  opacity: 0; transform: translateY(20px);
  transition: all 0.3s ease; pointer-events: none;
}
.back-to-top.visible { opacity: 1; transform: translateY(0); pointer-events: all; }
.back-to-top:hover { background: #0f766e; transform: translateY(-2px); }