:root {
  --navy: #1a3a6c;
  --navy-dark: #0f2547;
  --green: #6bb43f;
  --green-dark: #559a2c;
  --text: #1f2a3a;
  --muted: #5b6676;
  --bg: #ffffff;
  --bg-alt: #f3f7fb;
  --border: #e2e8f0;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(15, 37, 71, 0.08);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 26px; border-radius: 999px; font-weight: 600; font-size: 15px;
  border: 2px solid transparent; cursor: pointer; transition: all .2s ease;
  font-family: inherit;
}
.btn-sm { padding: 9px 18px; font-size: 14px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-dark); transform: translateY(-1px); }
.btn-outline { border-color: var(--navy); color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: #fff; }
.btn-light { background: #fff; color: var(--navy); }
.btn-light:hover { background: var(--green); color: #fff; }
.btn-whatsapp { background: #25d366; color: #fff; margin-top: 24px; }
.btn-whatsapp:hover { background: #1ebe5a; }

/* Header */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { width: 48px; height: 48px; object-fit: contain; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { color: var(--navy); font-size: 20px; letter-spacing: 2px; font-weight: 800; }
.brand-text small { color: var(--green-dark); font-size: 12px; font-weight: 600; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { font-weight: 500; color: var(--text); }
.nav-links a:not(.btn):hover { color: var(--green-dark); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; transition: .2s; }

/* Hero */
.hero {
  background:
    radial-gradient(circle at 85% 30%, rgba(107, 180, 63, 0.14), transparent 45%),
    linear-gradient(180deg, #f6f9fc 0%, #ffffff 100%);
  padding: 80px 0 90px;
  overflow: hidden;
}
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 50px; align-items: center; }
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--green-dark); margin-bottom: 14px;
}
.hero h1 { font-size: clamp(32px, 5vw, 52px); line-height: 1.12; color: var(--navy-dark); font-weight: 800; margin-bottom: 20px; }
.accent { color: var(--green); }
.lead { font-size: 18px; color: var(--muted); max-width: 560px; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 30px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 22px; }
.hero-points li { position: relative; padding-left: 26px; font-weight: 500; color: var(--navy); font-size: 15px; }
.hero-points li::before {
  content: ""; position: absolute; left: 0; top: 4px; width: 16px; height: 16px; border-radius: 50%;
  background: var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.2L4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/12px no-repeat;
}
.hero-visual { position: relative; display: grid; place-items: center; }
.hero-ring {
  position: absolute; width: 110%; aspect-ratio: 1; border-radius: 50%;
  border: 2px dashed rgba(26, 58, 108, 0.15);
  animation: spin 60s linear infinite;
}
.hero-logo { position: relative; width: 100%; max-width: 400px; mix-blend-mode: multiply; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Sections */
.section { padding: 90px 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 50px; }
h2 { font-size: clamp(28px, 4vw, 38px); color: var(--navy-dark); line-height: 1.2; margin-bottom: 14px; font-weight: 800; }
.section-head p, .section p { color: var(--muted); }

/* Services */
.services-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: rgba(107, 180, 63, 0.5); }
.card h3 { font-size: 18px; color: var(--navy-dark); margin: 16px 0 8px; }
.card p { font-size: 15px; }
.icon {
  width: 52px; height: 52px; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--navy), #2a5598);
}
.icon svg { width: 26px; height: 26px; fill: #fff; }
.card:nth-child(even) .icon { background: linear-gradient(135deg, var(--green-dark), var(--green)); }
.icon.small { width: 44px; height: 44px; flex-shrink: 0; }
.icon.small svg { width: 22px; height: 22px; }

/* About */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-grid p { margin-bottom: 14px; }
.features { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.features li {
  background: #fff; padding: 22px; border-radius: var(--radius); border-left: 4px solid var(--green);
  box-shadow: 0 4px 14px rgba(15, 37, 71, 0.05);
}
.features strong { display: block; color: var(--navy-dark); margin-bottom: 6px; }
.features span { font-size: 14px; color: var(--muted); }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.steps li { text-align: center; padding: 10px; position: relative; }
.steps li span {
  display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 50%;
  background: var(--navy); color: #fff; font-weight: 800; font-size: 20px; margin-bottom: 14px;
  box-shadow: 0 0 0 6px rgba(26, 58, 108, 0.1);
}
.steps li:nth-child(even) span { background: var(--green); box-shadow: 0 0 0 6px rgba(107, 180, 63, 0.15); }
.steps h3 { color: var(--navy-dark); margin-bottom: 6px; font-size: 18px; }
.steps p { font-size: 15px; }

/* CTA */
.cta { background: linear-gradient(120deg, var(--navy-dark), var(--navy) 60%, #2a5598); padding: 60px 0; }
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.cta h2 { color: #fff; margin: 0; font-size: clamp(22px, 3vw, 30px); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-list { margin-top: 28px; display: grid; gap: 18px; }
.contact-list li { display: flex; align-items: center; gap: 14px; }
.contact-list small { display: block; color: var(--muted); font-size: 13px; }
.contact-list strong, .contact-list a { font-weight: 600; color: var(--navy-dark); }
.contact-list a:hover { color: var(--green-dark); }
.contact-form {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; box-shadow: var(--shadow); display: grid; gap: 16px;
}
.contact-form h3 { color: var(--navy-dark); font-size: 22px; }
.contact-form label { display: grid; gap: 6px; font-size: 14px; font-weight: 600; color: var(--navy-dark); }
.contact-form input, .contact-form select, .contact-form textarea {
  font: inherit; font-weight: 400; padding: 12px 14px; border: 1px solid var(--border);
  border-radius: 10px; background: #fafcfe; color: var(--text); width: 100%;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(107, 180, 63, 0.2);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-note { font-size: 13px; text-align: center; }

/* Footer */
.footer { background: var(--navy-dark); color: rgba(255, 255, 255, 0.75); padding: 36px 0; font-size: 14px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.brand-light img { background: #fff; border-radius: 50%; padding: 3px; }
.brand-light .brand-text strong { color: #fff; }
.brand-light .brand-text small { color: var(--green); }
.footer a:hover { color: var(--green); }

/* WhatsApp float */
.whatsapp-float {
  position: fixed; right: 20px; bottom: 20px; width: 56px; height: 56px; border-radius: 50%;
  background: #25d366; display: grid; place-items: center; z-index: 60;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2); transition: transform .2s;
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 30px; height: 30px; fill: #fff; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; max-width: 280px; margin: 0 auto; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute; top: 72px; left: 0; right: 0; background: #fff;
    flex-direction: column; align-items: stretch; gap: 0; padding: 10px 20px 20px;
    border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .nav-links .btn { margin-top: 14px; }
  .nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2) { opacity: 0; }
  .nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero { padding: 50px 0 60px; }
  .section { padding: 64px 0; }
  .features, .form-row { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; text-align: center; }
  .footer-inner { flex-direction: column; text-align: center; }
}
@media (max-width: 480px) {
  .steps { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .contact-form { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-ring { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* Motto */
.motto {
  display: inline-flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px;
  font-size: 15px; font-weight: 800; letter-spacing: 2px; text-transform: uppercase;
}
.motto span { padding: 6px 14px; border-radius: 999px; }
.motto span:nth-child(1) { background: rgba(26, 58, 108, 0.1); color: var(--navy); }
.motto span:nth-child(2) { background: rgba(107, 180, 63, 0.15); color: var(--green-dark); }
.motto span:nth-child(3) { background: var(--navy); color: #fff; }
.cta-motto { color: var(--green); font-weight: 800; letter-spacing: 2px; text-transform: uppercase; font-size: 14px; margin-bottom: 6px; }
.footer-motto { color: var(--green); font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; }