/*
Theme Name: Zwemschool Oostrik
Theme URI: https://example.com
Author: Zwemschool Oostrik
Description: Maatwerk WordPress-thema voor Zwemschool Oostrik. Golfvormige secties, het ABC-zwemdiplomatraject als tijdlijn, en een rustige, betrouwbare uitstraling voor ouders die een zwemles zoeken.
Version: 1.0
Requires PHP: 7.4
Text Domain: swimschool
*/

:root {
  --color-deep: #0B4F6C;
  --color-teal: #01BAEF;
  --color-foam: #F0FAFA;
  --color-sand: #FFDA77;
  --color-ink: #06222E;
  --color-white: #FFFFFF;

  --font-display: "Baloo 2", "Trebuchet MS", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  --radius-lg: 28px;
  --radius-sm: 10px;
  --max-width: 1120px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-foam);
  line-height: 1.55;
}

img { max-width: 100%; display: block; }

a { color: var(--color-deep); }

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

h1, h2, h3, .display {
  font-family: var(--font-display);
  color: var(--color-deep);
  line-height: 1.15;
  margin: 0 0 0.5em;
  font-weight: 600;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
p { max-width: 62ch; }

/* ---------- Header ---------- */
.site-header {
  background: var(--color-white);
  border-bottom: 1px solid rgba(11,79,108,0.08);
  position: sticky;
  top: 0;
  z-index: 50;
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  padding-bottom: 16px;
  gap: 20px;
}

.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  margin-left: auto;
}

.nav-toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-deep);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.is-active .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-active .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle.is-active .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.site-branding {
  display: block;
  line-height: 0;
}

.site-branding img {
  max-height: 64px;
  width: auto;
}

.primary-nav > ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}

.primary-nav li { position: relative; }

.primary-nav a {
  text-decoration: none;
  color: var(--color-ink);
  font-weight: 500;
  display: block;
  padding: 10px 0;
}

.primary-nav a:hover { color: var(--color-teal); }

.primary-nav .sub-menu {
  list-style: none;
  margin: 0;
  padding: 10px;
  position: absolute;
  top: 100%;
  left: -14px;
  min-width: 220px;
  background: var(--color-white);
  border-radius: var(--radius-sm);
  box-shadow: 0 12px 28px rgba(11,79,108,0.16);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity 0.15s ease, transform 0.15s ease;
  z-index: 60;
}

.primary-nav li:hover > .sub-menu,
.primary-nav li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.primary-nav .sub-menu a {
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.primary-nav .sub-menu a:hover { background: var(--color-foam); }

.primary-nav .menu-item-has-children > a::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  margin-left: 6px;
}

.submenu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-deep);
}

.submenu-toggle::after {
  content: "";
  display: block;
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.15s ease;
}

.menu-item-has-children.submenu-open .submenu-toggle::after {
  transform: rotate(-135deg);
}

.btn-primary {
  background: var(--color-teal);
  color: var(--color-white);
  padding: 12px 24px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
  border: none;
  cursor: pointer;
  transition: transform 0.15s ease;
}

.btn-primary:hover { transform: translateY(-2px); color: var(--color-white); }

.btn-ghost {
  background: transparent;
  color: var(--color-deep);
  padding: 12px 22px;
  border-radius: 999px;
  border: 2px solid var(--color-deep);
  text-decoration: none;
  font-weight: 600;
  display: inline-block;
}

/* ---------- Hero ---------- */
.hero {
  background: var(--color-deep);
  color: var(--color-white);
  padding: 72px 0 0;
  overflow: hidden;
  position: relative;
}

.hero .wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
  padding-bottom: 60px;
}

.hero h1 { color: var(--color-white); }
.hero p { color: rgba(255,255,255,0.85); font-size: 1.1rem; }

.hero-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }

.hero-visual {
  background: var(--color-teal);
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-family: var(--font-display);
}

.wave-divider { display: block; width: 100%; height: 70px; margin-top: -1px; }

/* ---------- Trust strip ---------- */
.trust-strip {
  background: var(--color-white);
  padding: 20px 0;
}
.trust-strip .wrap {
  display: flex;
  gap: 40px;
  justify-content: center;
  flex-wrap: wrap;
  font-family: var(--font-display);
  color: var(--color-deep);
  font-size: 0.95rem;
}

/* ---------- Diploma timeline ---------- */
.diploma-section { padding: 80px 0; }
.diploma-section .section-intro { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.diploma-section .section-intro p { margin: 0 auto; }

.diploma-track {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: diploma;
}

.diploma-card {
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: 28px;
  border-top: 5px solid var(--color-teal);
  position: relative;
}

.diploma-card::before {
  counter-increment: diploma;
  content: counter(diploma);
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-teal);
  display: block;
  margin-bottom: 8px;
}

.diploma-card h3 { margin-bottom: 6px; }
.diploma-card p { color: rgba(6,34,46,0.75); font-size: 0.96rem; }

/* ---------- Lesson types ---------- */
.lessons-section { background: var(--color-deep); padding: 80px 0; color: var(--color-white); }
.lessons-section h2 { color: var(--color-white); }
.lessons-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.lesson-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-sm);
  padding: 26px;
}
.lesson-card h3 { color: var(--color-sand); }
.lesson-card p { color: rgba(255,255,255,0.8); font-size: 0.95rem; }

/* ---------- CTA ---------- */
.cta-section { padding: 90px 0; text-align: center; }
.cta-section .wrap { max-width: 640px; }
.cta-section p { margin: 0 auto 28px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-ink); color: rgba(255,255,255,0.7); padding: 56px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 32px; margin-bottom: 32px; }
.site-footer h3 { color: var(--color-white); font-size: 1.05rem; }
.site-footer a { color: rgba(255,255,255,0.75); text-decoration: none; }
.site-footer a:hover { color: var(--color-sand); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); padding-top: 20px; font-size: 0.85rem; }

/* ---------- Generic page content ---------- */
.page-content { padding: 64px 0 90px; }
.page-content .entry-content { max-width: 72ch; }

/* ---------- Pricing table ---------- */
.pricing-table-wrap {
  overflow-x: auto;
  margin: 32px 0;
  border-radius: var(--radius-sm);
  -webkit-overflow-scrolling: touch;
}
.pricing-table { width: 100%; min-width: 480px; border-collapse: collapse; background: var(--color-white); }
.pricing-table th, .pricing-table td { padding: 16px 20px; text-align: left; border-bottom: 1px solid rgba(11,79,108,0.1); }
.pricing-table th { font-family: var(--font-display); background: var(--color-foam); color: var(--color-deep); }

/* ---------- Contact form ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-form label { display: block; font-weight: 600; margin: 16px 0 6px; }
.contact-form input, .contact-form textarea {
  width: 100%; padding: 12px 14px; border-radius: var(--radius-sm);
  border: 1px solid rgba(11,79,108,0.25); font-family: var(--font-body); font-size: 1rem;
}
.contact-form textarea { min-height: 120px; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .site-header .wrap { flex-wrap: wrap; }

  .hero .wrap { grid-template-columns: 1fr; }
  .diploma-track, .lessons-grid, .footer-grid, .contact-grid { grid-template-columns: 1fr; }

  .nav-toggle { display: flex; order: 3; }
  .btn-header { display: none; }

  .primary-nav {
    display: none;
    width: 100%;
    order: 4;
    margin-top: 16px;
  }

  .primary-nav.nav-open { display: block; }

  .primary-nav > ul {
    flex-direction: column;
    gap: 0;
  }

  .primary-nav li { border-top: 1px solid rgba(11,79,108,0.08); }

  .primary-nav > ul > li:first-child { border-top: none; }

  .primary-nav a { padding: 14px 4px; }

  .primary-nav li { display: flex; flex-wrap: wrap; align-items: center; }
  .primary-nav li > a { flex: 1; }

  .submenu-toggle { display: flex; align-items: center; justify-content: center; }

  .primary-nav .sub-menu {
    position: static;
    display: none;
    width: 100%;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding: 0 0 8px 16px;
    background: transparent;
  }

  .menu-item-has-children.submenu-open > .sub-menu { display: block; }

  .primary-nav .sub-menu a { padding: 10px 12px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn-primary:hover { transform: none; }
}

a:focus-visible, button:focus-visible {
  outline: 3px solid var(--color-sand);
  outline-offset: 2px;
}