/* ==========================================================================
   Aqua Jogging Workouts — Design System
   ========================================================================== */

:root {
  /* Colors */
  --color-primary: #0b4f8a;
  --color-primary-dark: #062c4f;
  --color-primary-light: #1c72c2;
  --color-secondary: #2fa8e0;
  --color-accent: #2563eb;
  --color-accent-dark: #1d4ed8;
  --color-bg: #f5f9fd;
  --color-surface: #ffffff;
  --color-surface-alt: #eaf3fb;
  --color-text: #10202e;
  --color-text-muted: #4d6478;
  --color-border: #dbe6f0;
  --color-success: #1f9d63;

  /* Typography */
  --font-heading: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  /* Layout */
  --container-width: 1140px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(11, 79, 138, 0.08);
  --shadow-md: 0 8px 24px rgba(11, 79, 138, 0.12);
  --shadow-lg: 0 20px 48px rgba(11, 79, 138, 0.18);
  --transition: 0.25s ease;
}

/* --------------------------------------------------------------------------
   Reset
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; }
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-primary-dark);
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 600;
}
h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.3rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; color: var(--color-text-muted); }
p:last-child { margin-bottom: 0; }

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 72px 0; }
.section-alt { background: var(--color-surface-alt); }
.section-tight { padding: 48px 0; }

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-secondary);
  font-weight: 600;
  margin-bottom: 12px;
}

.section-head { max-width: 680px; margin: 0 auto 44px; text-align: center; }
.section-head p { font-size: 1.05rem; }

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-accent-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.6);
  color: #fff;
}
.btn-outline:hover { background: rgba(255,255,255,0.15); transform: translateY(-2px); }
.btn-ghost {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-primary-dark);
}
.btn-ghost:hover { border-color: var(--color-secondary); color: var(--color-primary); transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }
.btn-block { width: 100%; justify-content: center; }

/* --------------------------------------------------------------------------
   Header / Nav
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(246, 251, 252, 0.9);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-primary-dark);
}
.brand img { width: 36px; height: 36px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}
.nav-links > li { position: relative; }
.nav-links a.nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
  transition: background var(--transition), color var(--transition);
}
.nav-links a.nav-link:hover,
.nav-links li.active > a.nav-link { background: var(--color-surface-alt); color: var(--color-primary); }
.nav-cta { margin-left: 8px; }

.has-dropdown .chevron { font-size: 0.65rem; transition: transform var(--transition); }
.has-dropdown:hover .chevron { transform: rotate(180deg); }
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 220px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 8px;
  list-style: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  color: var(--color-text);
}
.dropdown a:hover { background: var(--color-surface-alt); color: var(--color-primary); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  border: none;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--color-primary-dark);
  transition: transform var(--transition), opacity var(--transition);
}
.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); }

.nav-mobile { display: none; }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  color: #fff;
  overflow: hidden;
  padding: 110px 0 100px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(6,44,79,0.92), rgba(11,79,138,0.78));
  z-index: 1;
}
.hero-media {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
}
.hero .container { position: relative; z-index: 2; }
.hero-inner { max-width: 640px; }
.hero-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(255,255,255,0.15);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero h1 { color: #fff; }
.hero p.lead { color: rgba(255,255,255,0.88); font-size: 1.15rem; max-width: 560px; }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

.page-hero {
  padding: 80px 0 64px;
}
.page-hero h1 { color: #fff; margin-bottom: 14px; }
.page-hero p.lead { color: rgba(255,255,255,0.88); max-width: 620px; font-size: 1.05rem; }

/* --------------------------------------------------------------------------
   Cards / Grids
   -------------------------------------------------------------------------- */
.grid {
  display: grid;
  gap: 28px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.card-media { height: 190px; background-size: cover; background-position: center; }
.card-body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.card-body h3 { margin-bottom: 10px; }
.card-body p { flex: 1; }
.card-link {
  margin-top: 16px;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.card-link .arrow { transition: transform var(--transition); }
.card:hover .card-link .arrow { transform: translateX(4px); }

.icon-badge {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-alt);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

/* --------------------------------------------------------------------------
   Numbered / Benefit list
   -------------------------------------------------------------------------- */
.numbered-list { display: flex; flex-direction: column; gap: 20px; }
.numbered-item {
  display: flex;
  gap: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: box-shadow var(--transition), transform var(--transition);
}
.numbered-item:hover { box-shadow: var(--shadow-sm); transform: translateX(4px); }
.numbered-index {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.numbered-item h3 { margin-bottom: 6px; }
.numbered-item p { margin: 0; }

/* --------------------------------------------------------------------------
   Workout blocks
   -------------------------------------------------------------------------- */
.workout-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 28px;
}
.workout-card h3 { margin-bottom: 4px; }
.workout-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.pill {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--color-surface-alt);
  color: var(--color-primary);
  font-size: 0.78rem;
  font-weight: 600;
  font-family: var(--font-heading);
}
.timeline { display: flex; flex-direction: column; border-radius: var(--radius-sm); overflow: hidden; }
.timeline-row {
  display: grid;
  grid-template-columns: 140px 90px 1fr;
  gap: 16px;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.92rem;
}
.timeline-row:last-child { border-bottom: none; }
.timeline-row:nth-child(odd) { background: var(--color-surface-alt); }
.timeline-time { font-family: var(--font-heading); font-weight: 600; color: var(--color-primary-dark); }
.level-badge {
  justify-self: start;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.76rem;
  font-weight: 700;
  color: #fff;
  font-family: var(--font-heading);
}
.level-1 { background: #7dd3fc; color: #062c4f; }
.level-2 { background: #38bdf8; }
.level-3 { background: #2563eb; }
.level-4 { background: #1d4ed8; }
.level-5 { background: #0b2f6b; }

.intensity-key {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-top: 8px;
}
.intensity-key-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 16px;
}

/* --------------------------------------------------------------------------
   Equipment / Product
   -------------------------------------------------------------------------- */
.product-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}
.product-media { background-size: cover; background-position: center; min-height: 320px; }
.product-body { padding: 40px; display: flex; flex-direction: column; justify-content: center; }
.price-tag {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 18px;
}
.price-tag .amount { font-size: 1.6rem; }
.price-tag .label { font-size: 0.8rem; color: var(--color-text-muted); font-weight: 500; }

.affiliate-note {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  background: var(--color-surface-alt);
  border: 1px dashed var(--color-secondary);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin: 24px 0;
}
.affiliate-note strong { color: var(--color-primary-dark); }

/* --------------------------------------------------------------------------
   Checklist
   -------------------------------------------------------------------------- */
.checklist { display: flex; flex-direction: column; gap: 14px; }
.checklist-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
}
.checklist-check {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-success);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   CTA band
   -------------------------------------------------------------------------- */
.cta-band {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 56px;
  text-align: center;
}
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,0.85); max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-band .hero-actions { justify-content: center; }

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row { margin-bottom: 20px; }
.form-row label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 8px;
  color: var(--color-primary-dark);
}
.form-row input, .form-row textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(20, 184, 196, 0.18);
}
.form-note { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 14px; }

.contact-info-list { display: flex; flex-direction: column; gap: 22px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; }

/* --------------------------------------------------------------------------
   Legal pages
   -------------------------------------------------------------------------- */
.legal-content h2 { margin-top: 2em; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li { color: var(--color-text-muted); }
.legal-content ul { padding-left: 20px; margin-bottom: 1em; }
.legal-content li { margin-bottom: 0.4em; }
.legal-updated {
  display: inline-block;
  background: var(--color-surface-alt);
  color: var(--color-primary);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 24px;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.75);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 40px;
}
.footer-brand { display: flex; align-items: center; gap: 10px; color: #fff; font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem; margin-bottom: 14px; }
.footer-brand img { width: 32px; height: 32px; }
.footer-col h4 { color: #fff; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 16px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.92rem; transition: color var(--transition); }
.footer-col a:hover { color: #fff; }
.footer-disclosure {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  font-size: 0.8rem;
  line-height: 1.7;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 24px;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
}

/* --------------------------------------------------------------------------
   Scroll reveal
   -------------------------------------------------------------------------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 960px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .product-card { grid-template-columns: 1fr; }
  .product-media { min-height: 220px; }
}

@media (max-width: 760px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-cta.desktop-only { display: none; }

  .nav-mobile {
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 12px 24px 24px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
  }
  .nav-mobile.open { display: flex; }
  .nav-mobile a {
    padding: 12px 6px;
    font-weight: 500;
    border-bottom: 1px solid var(--color-border);
  }
  .nav-mobile .mobile-group-title {
    padding: 12px 6px 4px;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-muted);
  }
  .nav-mobile .btn { margin-top: 12px; }

  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  section { padding: 52px 0; }
  .cta-band { padding: 36px 24px; }
  .timeline-row { grid-template-columns: 100px 70px 1fr; font-size: 0.85rem; }
}