/* ===== Base ===== */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: #222;
  background: #fff;
  line-height: 1.6;
  font-size: 16px;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
.container { width: 90%; max-width: 1200px; margin: 0 auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid transparent; border-radius: 8px;
  padding: 10px 16px; font-weight: 600; cursor: pointer;
  text-decoration: none; transition: transform .15s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease;
}
.btn-primary { background: #0066FF; color: #fff; }
.btn-primary:hover { background: #0052cc; box-shadow: 0 4px 16px rgba(0,102,255,.3); transform: translateY(-1px); }
.btn-ghost { background: #fff; color: #0066FF; border-color: #cfe0ff; }
.btn-ghost:hover { background: #f4f8ff; }

/* ===== Navbar ===== */
.navbar { position: sticky; top: 0; z-index: 100; background: #fff; border-bottom: 1px solid #eee; }
.nav-container { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.logo { font-weight: 700; font-size: 20px; color: #0066FF; text-decoration: none; }
.nav-links { display: flex; gap: 20px; align-items: center; }
.nav-links a { text-decoration: none; color: #333; font-weight: 500; font-size: 15px; }
.nav-links a:hover { color: #0066FF; }
.nav-links .cta { background: #0066FF; color: #fff; padding: 10px 18px; border-radius: 6px; font-weight: 600; }
.nav-links .cta:hover { background: #0052cc; box-shadow: 0 2px 8px rgba(0,102,255,.3); }
.menu-btn { display: none; border: 1px solid #e5eaf6; background: #fff; padding: 8px 10px; border-radius: 6px; }

.mobile-nav { display: none; flex-direction: column; gap: 12px; padding: 10px 0 14px; border-bottom: 1px solid #eee; }
.mobile-nav a { padding: 8px 0; text-decoration: none; color: #333; }
.mobile-nav .cta { width: max-content; }

/* ===== Hero ===== */
.hero { background: linear-gradient(135deg, #f8faff 0%, #ffffff 100%); padding: 80px 0; }
.hero-content { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 32px; }
.hero-text { flex: 1 1 480px; }
.hero h1 { font-size: 42px; font-weight: 700; color: #0066FF; margin: 0 0 12px; line-height: 1.2; }
.hero p { font-size: 18px; color: #444; max-width: 560px; margin: 0 0 16px; }
.hero-ctas { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-img { flex: 1 1 420px; }
.hero-img img { border-radius: 16px; box-shadow: 0 8px 24px rgba(0,0,0,.08); }

/* ===== Features ===== */
.features { padding: 40px 0 10px; }
.feature { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; padding: 40px 0; border-top: 1px solid #f0f3fa; }
.feature:first-child { border-top: 0; }
.feature-text h2 { font-size: 32px; font-weight: 600; margin: 0 0 10px; color: #222; }
.feature-text p { font-size: 17px; color: #555; margin: 0; }
.feature-img img { border-radius: 12px; box-shadow: 0 6px 18px rgba(0,0,0,.06); }

/* ===== Booking ===== */
.booking { background: #f7f9ff; padding: 80px 0; }
.booking-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.booking-text h2 { font-size: 32px; margin: 0 0 10px; }
.book-benefits { margin: 12px 0 0; padding-left: 18px; color: #444; }
.book-benefits li { margin: 6px 0; }
.booking-card { background: #fff; border: 1px solid #e5eaf6; border-radius: 12px; padding: 20px; box-shadow: 0 8px 24px rgba(0,0,0,.05); display: grid; gap: 12px; }
.booking-card label { font-weight: 600; font-size: 14px; }
.booking-card input[type="text"],
.booking-card input[type="email"],
.booking-card input[type="date"] { border: 1px solid #dbe3f1; border-radius: 8px; padding: 10px 12px; font-size: 16px; }
.slots { display: flex; flex-wrap: wrap; gap: 8px; }
.slot-btn { border: 1px solid #cfe0ff; background: #f5f9ff; border-radius: 8px; padding: 8px 12px; cursor: pointer; font-weight: 600; }
.slot-btn[aria-pressed="true"] { background: #0066FF; color: #fff; border-color: transparent; }
.form-note { font-size: 13px; color: #666; }

/* ===== Contact ===== */
.contact { padding: 80px 0; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-text h2 { font-size: 28px; margin: 0 0 10px; }
.contact-form { background: #fff; border: 1px solid #e5eaf6; border-radius: 12px; padding: 20px; display: grid; gap: 12px; }
.contact-form input, .contact-form textarea { border: 1px solid #dbe3f1; border-radius: 8px; padding: 10px 12px; font-size: 16px; }

/* ===== Footer ===== */
.footer { background: #f7f9fc; padding: 32px 0; text-align: center; color: #666; font-size: 14px; }

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .nav-links { display: none; }
  .menu-btn { display: inline-block; }
  .mobile-nav.open { display: flex; }
  .hero { padding: 56px 0; }
  .feature, .booking-grid, .contact-grid { grid-template-columns: 1fr; }
  .feature-img img { margin-top: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  .btn, .hero-img img, .feature-img img { transition: none; }
}