/* ============================================================
   Bomma Health Shield — Landing Page Styles
   ============================================================ */

/* Reset */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

/* Design Tokens */
:root {
  /* Primary — Health Green */
  --primary: #22c55e;
  --primary-light: #4ade80;
  --primary-dark: #15803d;
  --primary-darker: #166534;

  /* Secondary — Teal */
  --secondary: #14b8a6;
  --secondary-light: #5eead4;
  --secondary-dark: #0f766e;

  /* Accent — Deal Orange */
  --accent: #f97316;
  --accent-light: #fb923c;
  --accent-dark: #c2410c;

  /* Neutrals — Slate */
  --white: #ffffff;
  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-400: #94a3b8;
  --neutral-500: #64748b;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;
  --dark-surface: #0f172a;

  /* Category Colors */
  --cat-hospitals: #ef4444;
  --cat-diagnostics: #8b5cf6;
  --cat-wellness: #14b8a6;
  --cat-fitness: #f97316;
  --cat-pharmacies: #3b82f6;

  /* Typography */
  --font-heading: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'DM Sans', system-ui, sans-serif;

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* Shadow */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);

  /* Transitions */
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  color: var(--neutral-700);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  color: var(--neutral-900);
}

h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p { margin-bottom: 1rem; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; }

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 80px 0; }

.eyebrow {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--primary-dark);
  margin-bottom: 12px;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.section-header p {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--neutral-500);
}

/* Nav */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--neutral-200);
  transition: box-shadow var(--transition);
}
nav.scrolled { box-shadow: var(--shadow-md); }

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

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--neutral-900);
}

.nav-brand svg { width: 32px; height: 32px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-weight: 500;
  color: var(--neutral-600);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--primary-dark); }
.nav-links a.active { color: var(--primary-dark); font-weight: 600; }

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.mobile-toggle svg { width: 24px; height: 24px; color: var(--neutral-700); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--neutral-200);
  box-shadow: var(--shadow-md);
  padding: 16px 24px;
  flex-direction: column;
  gap: 12px;
}
.mobile-menu.open { display: flex; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }

.btn-secondary {
  background: var(--white);
  color: var(--primary-dark);
  border-color: var(--primary);
}
.btn-secondary:hover { background: var(--primary); color: var(--white); }

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.3);
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); }

.btn-sm { padding: 10px 20px; font-size: 0.9375rem; }

/* Hero */
.hero {
  padding: 80px 0 64px;
  background: linear-gradient(135deg, #f0fdf4 0%, #f0fdfa 50%, #fff7ed 100%);
  position: relative;
  overflow: hidden;
}

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

.hero-content h1 {
  margin-bottom: 20px;
}
.hero-content h1 .highlight {
  color: var(--primary-dark);
}

.hero-content .lead {
  font-size: clamp(1.15rem, 2vw, 1.4rem);
  color: var(--neutral-600);
  margin-bottom: 32px;
  max-width: 540px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: 40px;
}
.hero-stat {
  text-align: left;
}
.hero-stat .num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--neutral-900);
}
.hero-stat .label {
  font-size: 0.875rem;
  color: var(--neutral-500);
}

/* Hero visual — phone mockup */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.phone-mockup {
  width: 300px;
  height: 580px;
  background: var(--white);
  border-radius: 32px;
  box-shadow: var(--shadow-lg);
  border: 8px solid var(--neutral-900);
  overflow: hidden;
  position: relative;
}
.phone-screen {
  padding: 20px;
  background: var(--neutral-50);
  height: 100%;
  overflow: hidden;
}
.phone-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.phone-topbar .dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--neutral-300);
}
.phone-search {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-pill);
  padding: 10px 16px;
  font-size: 0.8125rem;
  color: var(--neutral-400);
  margin-bottom: 16px;
}
.phone-cats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 16px;
}
.phone-cat {
  border-radius: var(--radius-md);
  padding: 12px;
  text-align: center;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--white);
}
.phone-cat.hospitals { background: var(--cat-hospitals); }
.phone-cat.diagnostics { background: var(--cat-diagnostics); }
.phone-cat.wellness { background: var(--cat-wellness); }
.phone-cat.fitness { background: var(--cat-fitness); }
.phone-cat.pharmacies { background: var(--cat-pharmacies); }

.phone-deals { display: flex; flex-direction: column; gap: 10px; }
.phone-deal {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.phone-deal .info { font-size: 0.6875rem; }
.phone-deal .info .name { font-weight: 700; color: var(--neutral-900); }
.phone-deal .info .price { color: var(--primary-dark); font-weight: 600; }
.phone-deal .badge {
  background: var(--accent);
  color: var(--white);
  font-size: 0.625rem;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: var(--radius-pill);
}

/* Categories Section */
.categories-section { background: var(--white); }

.category-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 24px;
}

.category-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  border-top: 4px solid;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}
.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.category-card .icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 28px;
}

.category-card h4 { margin-bottom: 8px; }
.category-card p { font-size: 0.9375rem; color: var(--neutral-500); margin: 0; }

.category-card.hospitals { border-color: var(--cat-hospitals); }
.category-card.hospitals .icon { background: rgba(239,68,68,0.1); color: var(--cat-hospitals); }
.category-card.diagnostics { border-color: var(--cat-diagnostics); }
.category-card.diagnostics .icon { background: rgba(139,92,246,0.1); color: var(--cat-diagnostics); }
.category-card.wellness { border-color: var(--cat-wellness); }
.category-card.wellness .icon { background: rgba(20,184,166,0.1); color: var(--cat-wellness); }
.category-card.fitness { border-color: var(--cat-fitness); }
.category-card.fitness .icon { background: rgba(249,115,22,0.1); color: var(--cat-fitness); }
.category-card.pharmacies { border-color: var(--cat-pharmacies); }
.category-card.pharmacies .icon { background: rgba(59,130,246,0.1); color: var(--cat-pharmacies); }

/* How It Works */
.how-section { background: var(--neutral-50); }

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}

.step-card {
  text-align: center;
  position: relative;
}
.step-num {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-pill);
  background: var(--primary);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.step-card h4 { margin-bottom: 8px; }
.step-card p { font-size: 0.9375rem; color: var(--neutral-500); margin: 0; }

/* Features / Why Choose */
.features-section { background: var(--white); }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }

.feature-card .icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(34,197,94,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}

.feature-card h4 { margin-bottom: 10px; }
.feature-card p { font-size: 0.9375rem; color: var(--neutral-500); margin: 0; }

/* Stats Band */
.stats-band {
  background: var(--dark-surface);
  padding: 64px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item .num {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--primary-light);
  display: block;
}
.stat-item .label {
  color: var(--neutral-400);
  font-size: 0.9375rem;
  margin-top: 4px;
}

/* App Download / CTA */
.cta-section {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--secondary-dark) 100%);
  padding: 80px 0;
}

.cta-inner {
  text-align: center;
  color: var(--white);
}
.cta-inner h2 { color: var(--white); margin-bottom: 16px; }
.cta-inner p { color: rgba(255,255,255,0.9); font-size: 1.15rem; margin-bottom: 32px; }

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Partner CTA */
.partner-section { background: var(--neutral-50); }

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

.partner-content h2 { margin-bottom: 20px; }
.partner-content p { color: var(--neutral-600); margin-bottom: 24px; }

.partner-benefits {
  list-style: none;
  margin-bottom: 32px;
}
.partner-benefits li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--neutral-700);
}
.partner-benefits li .check {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-pill);
  background: var(--primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  margin-top: 2px;
}

.partner-visual {
  background: var(--white);
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-md);
}
.partner-visual h4 { margin-bottom: 20px; }
.partner-visual .stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--neutral-100);
}
.partner-visual .stat-row:last-child { border-bottom: none; }
.partner-visual .stat-row .label { font-size: 0.9375rem; color: var(--neutral-500); }
.partner-visual .stat-row .value { font-weight: 700; color: var(--neutral-900); }
.partner-visual .stat-row .value.green { color: var(--primary-dark); }

/* Footer */
footer {
  background: var(--dark-surface);
  color: var(--neutral-400);
  padding: 64px 0 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--white);
  margin-bottom: 16px;
}
.footer-brand svg { width: 32px; height: 32px; }

.footer-col h5 {
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 8px; }
.footer-col ul li a { color: var(--neutral-400); transition: color var(--transition); font-size: 0.9375rem; }
.footer-col ul li a:hover { color: var(--primary-light); }

.footer-bottom {
  border-top: 1px solid var(--neutral-800);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 968px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; }
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .partner-inner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav-links { display: none; }
  .nav-cta .btn-secondary { display: none; }
  .mobile-toggle { display: block; }
}

@media (max-width: 640px) {
  section { padding: 56px 0; }
  .hero { padding: 48px 0 40px; }
  .category-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .phone-mockup { width: 260px; height: 500px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}