/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand:      #2563eb;
  --brand-dark: #1d4ed8;
  --brand-light:#eff6ff;
  --accent:     #f59e0b;
  --dark:       #0f172a;
  --mid:        #475569;
  --light:      #f8fafc;
  --white:      #ffffff;
  --radius:     12px;
  --shadow:     0 4px 24px rgba(0,0,0,.08);
  --transition: .25s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ===== UTILITIES ===== */
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.text-center { text-align: center; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}
.btn-primary  { background: var(--brand); color: var(--white); }
.btn-primary:hover { background: var(--brand-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(37,99,235,.35); }
.btn-outline  { background: transparent; border-color: var(--white); color: var(--white); }
.btn-outline:hover { background: var(--white); color: var(--brand); }
.btn-dark     { background: var(--dark); color: var(--white); }
.btn-dark:hover { background: #1e293b; transform: translateY(-2px); }

.tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 99px;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: uppercase;
  background: var(--brand-light);
  color: var(--brand);
  margin-bottom: 16px;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 800; line-height: 1.15; }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; line-height: 1.2; }
h3 { font-size: 1.2rem; font-weight: 700; }

/* ===== NAV ===== */
nav {
  position: fixed; top: 0; width: 100%; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid #e2e8f0;
  transition: box-shadow var(--transition);
}
nav.scrolled { box-shadow: var(--shadow); }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--brand);
  letter-spacing: -.02em;
}
.logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-weight: 500;
  font-size: .95rem;
  color: var(--mid);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--brand); }

.nav-cta { display: flex; align-items: center; gap: 12px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 60%, #2563eb 100%);
  color: var(--white);
  padding-top: 68px;
  position: relative;
  overflow: hidden;
}

.hero::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='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
}

.hero-tag { background: rgba(245,158,11,.15); color: var(--accent); }

.hero h1 { margin-bottom: 20px; }
.hero h1 em { color: var(--accent); font-style: normal; }

.hero-sub {
  font-size: 1.15rem;
  color: rgba(255,255,255,.75);
  margin-bottom: 36px;
  max-width: 480px;
}

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,.15);
}
.stat-num { font-size: 2rem; font-weight: 800; color: var(--white); }
.stat-label { font-size: .85rem; color: rgba(255,255,255,.6); }

/* hero card mockup */
.hero-visual {
  display: flex;
  justify-content: center;
}

.booking-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px;
  width: 320px;
  box-shadow: 0 32px 80px rgba(0,0,0,.4);
  color: var(--dark);
}
.booking-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.booking-card-title { font-size: 1rem; font-weight: 700; }
.booking-badge { background: #dcfce7; color: #16a34a; font-size: .75rem; font-weight: 600; padding: 3px 10px; border-radius: 99px; }

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 20px;
}
.cal-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .78rem;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}
.cal-day.header { color: var(--mid); font-weight: 600; font-size: .7rem; }
.cal-day.available:hover { background: var(--brand-light); color: var(--brand); }
.cal-day.selected { background: var(--brand); color: var(--white); }
.cal-day.booked { background: #fee2e2; color: #dc2626; cursor: not-allowed; }
.cal-day.empty { visibility: hidden; }

.time-slots {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 20px;
}
.time-slot {
  padding: 8px;
  border: 1.5px solid #e2e8f0;
  border-radius: 8px;
  font-size: .82rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  font-weight: 500;
}
.time-slot:hover, .time-slot.active { border-color: var(--brand); background: var(--brand-light); color: var(--brand); }
.time-slot.taken { border-color: #fee2e2; background: #fff5f5; color: #dc2626; cursor: not-allowed; }

.book-btn {
  width: 100%;
  padding: 12px;
  background: var(--brand);
  color: var(--white);
  border: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  transition: var(--transition);
}
.book-btn:hover { background: var(--brand-dark); }

/* ===== TRUST BAR ===== */
.trust-bar {
  background: var(--light);
  padding: 32px 0;
  border-bottom: 1px solid #e2e8f0;
}
.trust-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}
.trust-label { font-size: .85rem; font-weight: 600; color: var(--mid); text-transform: uppercase; letter-spacing: .06em; }
.trust-logos { display: flex; gap: 40px; align-items: center; flex-wrap: wrap; justify-content: center; }
.trust-logo {
  font-size: .95rem;
  font-weight: 700;
  color: #94a3b8;
  letter-spacing: -.01em;
}

/* ===== SERVICES ===== */
.services { background: var(--white); }
.section-header { max-width: 600px; margin: 0 auto 64px; }
.section-header p { color: var(--mid); margin-top: 12px; font-size: 1.05rem; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}

.service-card {
  padding: 36px 32px;
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.service-card.featured {
  background: var(--brand);
  color: var(--white);
  border-color: var(--brand);
}
.service-card.featured .service-icon { background: rgba(255,255,255,.15); color: var(--white); }
.service-card.featured p { color: rgba(255,255,255,.8); }
.service-card.featured .service-link { color: var(--accent); }

.service-icon {
  width: 52px; height: 52px;
  background: var(--brand-light);
  color: var(--brand);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}
.service-card h3 { margin-bottom: 10px; }
.service-card p { color: var(--mid); font-size: .95rem; margin-bottom: 20px; }
.service-link { font-weight: 600; font-size: .9rem; color: var(--brand); display: flex; align-items: center; gap: 4px; }
.service-link:hover { gap: 8px; }

/* ===== HOW IT WORKS ===== */
.how { background: var(--light); }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 40px; margin-top: 64px; }
.step { text-align: center; }
.step-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--brand);
  color: var(--white);
  font-weight: 800;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.step h3 { margin-bottom: 8px; }
.step p { color: var(--mid); font-size: .95rem; }

/* ===== FEATURES ===== */
.features { background: var(--white); }
.features-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.features-list { display: flex; flex-direction: column; gap: 28px; margin-top: 36px; }
.feature-item { display: flex; gap: 16px; }
.feature-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--brand-light);
  color: var(--brand);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.feature-item h4 { font-weight: 700; margin-bottom: 4px; }
.feature-item p { color: var(--mid); font-size: .9rem; }

.features-visual {
  background: linear-gradient(135deg, var(--brand-light), #dbeafe);
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.dash-card {
  background: var(--white);
  border-radius: 10px;
  padding: 16px 20px;
  box-shadow: 0 2px 12px rgba(0,0,0,.06);
  display: flex;
  align-items: center;
  gap: 14px;
}
.dash-icon { font-size: 1.4rem; }
.dash-label { font-size: .82rem; color: var(--mid); }
.dash-val { font-weight: 700; font-size: 1.05rem; }
.dash-bar-wrap { flex: 1; background: #e2e8f0; border-radius: 99px; height: 6px; overflow: hidden; }
.dash-bar { height: 100%; border-radius: 99px; background: var(--brand); }

/* ===== PRICING ===== */
.pricing { background: var(--light); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 64px;
}
.plan {
  background: var(--white);
  border: 1.5px solid #e2e8f0;
  border-radius: var(--radius);
  padding: 36px 32px;
  position: relative;
  transition: var(--transition);
}
.plan:hover { box-shadow: var(--shadow); }
.plan.popular {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(37,99,235,.08);
}
.plan-badge {
  position: absolute;
  top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--brand);
  color: var(--white);
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 99px;
  white-space: nowrap;
}
.plan-name { font-weight: 700; font-size: 1.05rem; margin-bottom: 8px; }
.plan-price { font-size: 2.4rem; font-weight: 800; margin: 12px 0 4px; }
.plan-price span { font-size: 1rem; font-weight: 500; color: var(--mid); }
.plan-desc { color: var(--mid); font-size: .9rem; margin-bottom: 28px; padding-bottom: 28px; border-bottom: 1px solid #e2e8f0; }
.plan-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.plan-features li { display: flex; gap: 10px; font-size: .9rem; }
.plan-features li::before { content: '✓'; color: var(--brand); font-weight: 700; flex-shrink: 0; }
.plan-cta { width: 100%; padding: 13px; border-radius: 8px; font-weight: 700; font-size: .95rem; cursor: pointer; border: none; transition: var(--transition); }
.plan:not(.popular) .plan-cta { background: var(--light); color: var(--dark); }
.plan:not(.popular) .plan-cta:hover { background: #e2e8f0; }
.plan.popular .plan-cta { background: var(--brand); color: var(--white); }
.plan.popular .plan-cta:hover { background: var(--brand-dark); }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--white); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 64px;
}
.testimonial {
  background: var(--light);
  border-radius: var(--radius);
  padding: 32px;
  border: 1.5px solid #e2e8f0;
}
.stars { color: var(--accent); margin-bottom: 16px; font-size: 1.1rem; letter-spacing: 2px; }
.testimonial blockquote { font-size: .97rem; color: var(--mid); line-height: 1.7; margin-bottom: 24px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.avatar {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: .9rem;
}
.author-name { font-weight: 700; font-size: .95rem; }
.author-role { font-size: .82rem; color: var(--mid); }

/* ===== CTA BANNER ===== */
.cta-banner {
  background: linear-gradient(135deg, var(--brand) 0%, #1d4ed8 100%);
  color: var(--white);
  text-align: center;
}
.cta-banner h2 { margin-bottom: 16px; }
.cta-banner p { font-size: 1.1rem; color: rgba(255,255,255,.8); margin-bottom: 36px; }
.cta-banner .btn-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ===== FOOTER ===== */
footer {
  background: var(--dark);
  color: rgba(255,255,255,.6);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo { margin-bottom: 12px; display: block; }
.footer-brand p { font-size: .9rem; line-height: 1.7; max-width: 280px; }
footer h4 { color: var(--white); font-size: .95rem; margin-bottom: 16px; }
footer ul { display: flex; flex-direction: column; gap: 10px; }
footer ul a { font-size: .9rem; transition: color var(--transition); }
footer ul a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .85rem;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a:hover { color: var(--white); }

/* ===== MOBILE NAV ===== */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 68px 0 0 0;
  background: var(--white);
  padding: 24px;
  z-index: 99;
  flex-direction: column;
  gap: 4px;
  border-top: 1px solid #e2e8f0;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 12px 16px;
  border-radius: 8px;
  font-weight: 500;
  color: var(--dark);
  font-size: 1rem;
}
.mobile-menu a:hover { background: var(--light); }
.mobile-menu .btn { margin-top: 12px; justify-content: center; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-sub { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .features-inner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .section { padding: 64px 0; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}