*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --navy: #0D2B45; --teal: #02C39A; --teal-mid: #0A7E8C;
  --gray: #F7F9F9; --text: #1a2e3f; --muted: #6B8394; --white: #ffffff;
}
html { scroll-behavior: smooth; }
body { font-family: 'Inter', sans-serif; color: var(--text); background: var(--white); -webkit-font-smoothing: antialiased; }

nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 48px; background: rgba(13,43,69,0.97); backdrop-filter: blur(8px);
}
.nav-brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.nav-logo { width: 34px; height: 34px; }
.nav-name { font-size: 19px; font-weight: 700; color: var(--white); letter-spacing: -0.3px; }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { font-size: 14px; font-weight: 500; color: rgba(255,255,255,0.7); text-decoration: none; transition: color 0.2s; }
.nav-links a:hover { color: var(--teal); }

.hero {
  min-height: 100vh; background: var(--navy);
  display: flex; flex-direction: column; justify-content: center;
  padding: 130px 48px 80px; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 550px; height: 550px;
  background: radial-gradient(circle, rgba(2,195,154,0.13) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner { max-width: 720px; opacity: 0; transform: translateY(22px); animation: fadeUp 0.85s cubic-bezier(0.22,1,0.36,1) 0.1s forwards; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
.hero-eyebrow { font-size: 12px; font-weight: 600; letter-spacing: 0.1em; color: var(--teal); text-transform: uppercase; margin-bottom: 24px; }
.hero h1 { font-size: clamp(38px, 5.5vw, 66px); font-weight: 800; color: var(--white); line-height: 1.08; letter-spacing: -1.8px; margin-bottom: 24px; }
.hero h1 em { font-style: normal; color: var(--teal); }
.hero-sub { font-size: 18px; color: rgba(255,255,255,0.62); line-height: 1.72; max-width: 500px; margin-bottom: 44px; }
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-teal { display: inline-block; background: var(--teal); color: var(--navy); font-size: 15px; font-weight: 700; padding: 15px 30px; border-radius: 6px; text-decoration: none; transition: opacity 0.2s; }
.btn-teal:hover { opacity: 0.87; }
.btn-outline { display: inline-block; border: 1.5px solid rgba(255,255,255,0.22); color: rgba(255,255,255,0.78); font-size: 15px; font-weight: 500; padding: 15px 30px; border-radius: 6px; text-decoration: none; transition: border-color 0.2s, color 0.2s; }
.btn-outline:hover { border-color: var(--teal); color: var(--teal); }

section { padding: 96px 48px; }
.section-inner { max-width: 1040px; margin: 0 auto; }
.section-tag { font-size: 12px; font-weight: 600; color: var(--teal); letter-spacing: 0.09em; text-transform: uppercase; margin-bottom: 14px; }
.section-title { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; color: var(--navy); letter-spacing: -0.8px; line-height: 1.15; margin-bottom: 18px; max-width: 620px; }
.section-body { font-size: 17px; color: var(--muted); line-height: 1.78; max-width: 580px; }

#what { background: var(--gray); }
.pillars { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 28px; margin-top: 52px; }
.pillar { background: var(--white); border-radius: 10px; padding: 30px 26px; }
.pillar-icon { font-size: 26px; margin-bottom: 14px; }
.pillar-title { font-size: 16px; font-weight: 700; color: var(--navy); margin-bottom: 9px; }
.pillar-body { font-size: 14.5px; color: var(--muted); line-height: 1.65; }

#bike { background: var(--white); }
.bike-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; margin-top: 52px; }
.bike-img { border-radius: 12px; overflow: hidden; background: var(--gray); }
.bike-img img { width: 100%; height: auto; display: block; }
.bike-features { display: flex; flex-direction: column; gap: 22px; }
.bike-feature { display: flex; gap: 14px; align-items: flex-start; }
.bike-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--teal); flex-shrink: 0; margin-top: 5px; }
.bike-feature strong { display: block; font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 3px; }
.bike-feature span { font-size: 14px; color: var(--muted); line-height: 1.6; }

#estates { background: var(--navy); }
#estates .section-title { color: var(--white); }
#estates .section-body { color: rgba(255,255,255,0.58); }
.estate-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; margin-top: 52px; }
.estate-card { border: 1px solid rgba(255,255,255,0.1); border-radius: 10px; padding: 26px; }
.estate-card-icon { font-size: 22px; margin-bottom: 12px; }
.estate-card-title { font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.estate-card-body { font-size: 14px; color: rgba(255,255,255,0.46); line-height: 1.65; }

#contact { background: var(--gray); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; margin-top: 52px; align-items: start; }
.contact-left p { font-size: 16px; color: var(--muted); line-height: 1.75; margin-bottom: 32px; }
.contact-detail { margin-bottom: 20px; }
.contact-label { font-size: 11px; font-weight: 600; color: var(--teal); letter-spacing: 0.09em; text-transform: uppercase; margin-bottom: 3px; }
.contact-value { font-size: 16px; font-weight: 600; color: var(--navy); }
.contact-form { display: flex; flex-direction: column; gap: 13px; }
.form-label {
  font-size: 0; line-height: 0; position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}
.contact-form input, .contact-form textarea {
  width: 100%; padding: 13px 15px; border: 1.5px solid #DDE6EA; border-radius: 6px;
  font-family: 'Inter', sans-serif; font-size: 15px; color: var(--text); background: var(--white);
  outline: none; transition: border-color 0.2s;
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--teal); }
.contact-form textarea { height: 120px; resize: vertical; }
.contact-form button {
  background: var(--navy); color: var(--white); border: none;
  padding: 14px 28px; border-radius: 6px; font-family: 'Inter', sans-serif;
  font-size: 15px; font-weight: 700; cursor: pointer; align-self: flex-start;
  transition: background 0.2s, color 0.2s;
}
.contact-form button:hover { background: var(--teal); color: var(--navy); }
.contact-form button:disabled { cursor: default; }
.form-status { font-size: 14px; margin-top: -4px; }
.form-status[data-state="error"] { color: #C0392B; }
.form-status[data-state="success"] { color: var(--teal-mid); }
.form-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

footer {
  background: var(--navy); padding: 30px 48px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-logo { width: 28px; height: 28px; }
.footer-name { font-size: 16px; font-weight: 700; color: var(--white); }
.footer-tag { font-size: 12px; color: rgba(255,255,255,0.35); margin-top: 1px; }
.footer-copy { font-size: 13px; color: rgba(255,255,255,0.3); }

@media (max-width: 768px) {
  nav { padding: 15px 20px; }
  .nav-links { display: none; }
  section { padding: 64px 20px; }
  .hero { padding: 100px 20px 64px; }
  #estates { padding: 64px 20px; }
  #contact { padding: 64px 20px; }
  .bike-grid, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  footer { padding: 26px 20px; flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-inner { animation: none; opacity: 1; transform: none; }
}