/* =============================================
   Tunnel Leyduin — Burgerinitiatief Heemstede
   Statische GitHub Pages website
   ============================================= */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Kleuren — natuurlijke groen/blauwtinten */
      --color-green-dark: #2d5f3e;
      --color-green: #3a7d54;
      --color-green-light: #5a9e72;
      --color-green-pale: #e8f5ec;
      --color-blue-dark: #1b4965;
      --color-blue: #2a6f97;
      --color-blue-light: #a9d6e5;
      --color-blue-pale: #e6f2f8;

    --color-bg: #fafcfa;
      --color-bg-alt: #f0f6f1;
      --color-text: #2c3e2d;
      --color-text-light: #5a6b5c;
      --color-white: #ffffff;
      --color-border: #d4e2d6;

    --color-cta-bg: #2d5f3e;
      --color-cta-text: #ffffff;
      --color-negative: #c0392b;
      --color-negative-bg: #fdecea;

    /* Typografie */
    --font-body:
        "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial,
        sans-serif;
      --font-heading: Georgia, "Times New Roman", serif;

    /* Spacing */
      --space-xs: 0.5rem;
      --space-sm: 1rem;
      --space-md: 1.5rem;
      --space-lg: 2.5rem;
      --space-xl: 4rem;

    /* Radii */
      --radius: 8px;
      --radius-lg: 12px;

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

    /* Breedte */
      --max-width: 960px;
      --nav-height: 60px;
}

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

html {
    scroll-behavior: smooth;
      scroll-padding-top: calc(var(--nav-height) + 1rem);
}

body {
    font-family: var(--font-body);
      font-size: 1rem;
      line-height: 1.7;
      color: var(--color-text);
      background-color: var(--color-bg);
      -webkit-font-smoothing: antialiased;
}

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

a {
    color: var(--color-green);
      text-decoration: underline;
      text-decoration-thickness: 1px;
      text-underline-offset: 2px;
      transition: color 0.2s;
}

a:hover,
a:focus {
    color: var(--color-green-dark);
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  color: var(--color-green-dark);
  line-height: 1.3;
}

h2 {
    font-size: 2rem;
      margin-bottom: var(--space-md);
}

h3 {
    font-size: 1.3rem;
      margin-bottom: var(--space-sm);
}

p {
    margin-bottom: var(--space-sm);
}

ul,
ol {
  margin-bottom: var(--space-sm);
  padding-left: 1.4em;
}

li {
    margin-bottom: 0.4em;
}

/* ---------- Container ---------- */
.container {
    max-width: var(--max-width);
      margin: 0 auto;
      padding: 0 var(--space-md);
}

/* ---------- Navigatie ---------- */
.main-nav {
    position: fixed;
      top: 0;
      left: 0;
      right: 0;
      min-height: var(--nav-height);
      background: var(--color-white);
      border-bottom: 1px solid var(--color-border);
      z-index: 1000;
      box-shadow: var(--shadow-sm);
}

.nav-inner {
    max-width: var(--max-width);
      margin: 0 auto;
      padding: 0.75rem var(--space-md);
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: var(--nav-height);
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.nav-logo {
    font-family: var(--font-heading);
      font-size: 1.05rem;
      font-weight: 700;
      color: var(--color-green-dark);
      text-decoration: none;
      line-height: 1.3;
    max-width: 280px;
}

.nav-links {
    list-style: none;
      display: flex;
      gap: 0.35rem;
      padding: 0;
      margin: 0;
      flex-wrap: wrap;
}

.nav-links a {
    font-size: 0.85rem;
      text-decoration: none;
      color: var(--color-text-light);
      padding: 0.3em 0.4em;
      border-radius: var(--radius);
    transition:
        background 0.2s,
        color 0.2s;
      white-space: nowrap;
}

.nav-links a:hover,
.nav-links a:focus {
    background: var(--color-green-pale);
      color: var(--color-green-dark);
}

/* Hamburger (mobiel) */
.nav-toggle {
    display: none;
      flex-direction: column;
      gap: 4px;
      background: none;
      border: none;
      cursor: pointer;
      padding: 6px;
}

.nav-toggle span {
    width: 24px;
      height: 3px;
      background: var(--color-green-dark);
      border-radius: 2px;
    transition:
        transform 0.3s,
        opacity 0.3s;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
      min-height: 70vh;
      display: flex;
      align-items: flex-end;
    justify-content: flex-end;
    text-align: left;
    margin-top: var(--nav-height);
    background: url("assets/hero-image.webp") center/cover no-repeat;
      background-color: var(--color-green-dark);
      color: var(--color-text);
      overflow: hidden;
}

.hero-overlay {
    position: absolute;
      inset: 0;
      background: transparent;
}

.hero-content {
    position: relative;
    max-width: 540px;
    padding: var(--space-lg) var(--space-md);
    margin: 0 var(--space-lg) var(--space-lg) 0;
    background: rgba(255, 250, 235, 0.95);
    border-radius: var(--radius-lg);
    border: 3px solid rgba(255, 200, 100, 0.6);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.hero h1 {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
    color: var(--color-green-dark);
    margin-bottom: var(--space-sm);
    font-weight: 700;
    text-shadow: none;
}

.hero-subtitle {
    font-size: 1rem;
    line-height: 1.6;
    opacity: 1;
    margin-bottom: var(--space-md);
    font-weight: 650;
    color: var(--color-text);
    text-shadow: none;
}

.hero-actions {
    display: flex;
      gap: var(--space-sm);
      justify-content: flex-start;
      flex-wrap: wrap;
}

/* ---------- Knoppen ---------- */
.btn {
    display: inline-block;
      padding: 0.75em 1.5em;
      border-radius: var(--radius);
      font-size: 1rem;
      font-weight: 600;
      text-decoration: none;
      text-align: center;
      cursor: pointer;
    transition:
        background 0.25s,
        transform 0.15s,
        box-shadow 0.25s;
}

.btn:hover {
    transform: translateY(-1px);
      box-shadow: var(--shadow-md);
}

.btn-primary {
    background: var(--color-white);
      color: var(--color-green-dark);
}

.hero .btn-primary:hover {
    background: var(--color-green-pale);
}

.btn-secondary {
    background: transparent;
    color: var(--color-green-dark);
      border: 2px solid var(--color-green-dark);
}

.btn-secondary:hover {
    background: var(--color-green-pale);
      color: var(--color-green-dark);
    }
    
    .hero .btn-secondary {
      color: var(--color-green-dark);
      border-color: var(--color-green-dark);
    }
    
    .hero .btn-secondary:hover {
      background: var(--color-green-pale);
      color: var(--color-green-dark);
}

/* Buiten hero: groene knoppen */
.section .btn-primary {
    background: var(--color-green);
      color: var(--color-white);
}

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

/* ---------- Secties ---------- */
.section {
    padding: var(--space-xl) 0;
}

.section-alt {
    background: var(--color-bg-alt);
}

/* ---------- Info-card ---------- */
.info-card {
    background: var(--color-white);
      border-left: 4px solid var(--color-green);
      border-radius: var(--radius);
      padding: var(--space-md);
      margin: var(--space-md) 0;
      box-shadow: var(--shadow-sm);
}

.info-card h3 {
    color: var(--color-green);
}

.info-card ul {
    margin-bottom: 0;
}

/* ---------- Kaarten-grid ---------- */
.card-grid {
    display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: var(--space-md);
      margin-top: var(--space-md);
}

.card {
    background: var(--color-white);
      border-radius: var(--radius-lg);
      padding: var(--space-md);
      box-shadow: var(--shadow-sm);
    transition:
        box-shadow 0.25s,
        transform 0.2s;
}

.card:hover {
    box-shadow: var(--shadow-md);
      transform: translateY(-2px);
}

.card-icon {
    font-size: 2rem;
      margin-bottom: var(--space-xs);
}

.card h3 {
    font-family: var(--font-body);
      font-size: 1.1rem;
}

.card p:last-child {
    margin-bottom: 0;
}

/* ---------- Section figures ---------- */
.section-figure {
  margin: 0 0 var(--space-md) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.two-col-figures .section-figure {
  overflow-y: auto;
  overflow-x: hidden;
}

.section-figure img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.section-figure figcaption {
  font-size: 0.88rem;
  color: var(--color-text-light);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-white);
  border-top: 1px solid var(--color-border);
  line-height: 1.5;
}

/* Two-column figure layout */
.two-col-figures {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  align-items: end;
}

/* Make the newspaper image (second one) scrollable */
.two-col-figures .section-figure:nth-child(2) {
  max-height: 400px;
}

.two-col-figures .section-figure:nth-child(2) img {
  max-height: none;
  width: 100%;
  height: auto;
  display: block;
}

/* ---------- Emphasis block ---------- */
.emphasis-block {
  background: var(--color-negative-bg);
  border-left: 4px solid var(--color-negative);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius);
  margin-top: var(--space-md);
}

/* ---------- Support list ---------- */
.support-list {
  list-style: none;
  padding-left: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.support-list li {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-xs) var(--space-md);
  font-weight: 600;
  color: var(--color-green-dark);
  box-shadow: var(--shadow-sm);
}

/* ---------- Political cards ---------- */
.political-grid {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.political-card {
  border-left: 4px solid var(--color-green);
}

.political-card h4 {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--color-green-dark);
  margin-bottom: var(--space-xs);
}

.political-card p:last-child {
  margin-bottom: 0;
}
/* ---------- Checklist (negatief) ---------- */
.check-list {
    list-style: none;
      padding-left: 0;
}

.check-list li {
    position: relative;
      padding-left: 1.6em;
      margin-bottom: 0.6em;
}

.check-list li::before {
    position: absolute;
      left: 0;
      font-weight: 700;
}

.check-list.negative li::before {
    content: "✗";
      color: var(--color-negative);
}

/* ---------- Optie-tabel ---------- */
.options-table-wrapper {
    overflow-x: auto;
      margin: var(--space-md) 0;
}

.options-table {
    width: 100%;
      border-collapse: collapse;
      font-size: 0.95rem;
}

.options-table th,
.options-table td {
    text-align: left;
      padding: 0.75em 1em;
      border-bottom: 1px solid var(--color-border);
}

.options-table thead th {
    background: var(--color-green-dark);
      color: var(--color-white);
      font-weight: 600;
}

.options-table tbody tr:nth-child(even) {
    background: var(--color-green-pale);
}

/* ---------- Disclaimer ---------- */
.disclaimer {
    font-size: 0.9rem;
      color: var(--color-text-light);
      margin-top: var(--space-sm);
}

/* ---------- Tijdlijn ---------- */
.timeline {
    list-style: none;
      padding-left: 0;
      position: relative;
      margin-top: var(--space-md);
}

.timeline::before {
    content: "";
      position: absolute;
      left: 14px;
      top: 0;
      bottom: 0;
      width: 3px;
      background: var(--color-green-light);
      border-radius: 2px;
}

.timeline-item {
    position: relative;
      padding-left: 44px;
      margin-bottom: var(--space-lg);
}

.timeline-item::before {
    content: "";
      position: absolute;
      left: 6px;
      top: 6px;
      width: 20px;
      height: 20px;
      border-radius: 50%;
      background: var(--color-white);
      border: 3px solid var(--color-green-light);
      z-index: 1;
}

.timeline-item.active::before {
    background: var(--color-green);
      border-color: var(--color-green-dark);
      box-shadow: 0 0 0 4px var(--color-green-pale);
}

.timeline-item time {
    display: inline-block;
      font-weight: 700;
      color: var(--color-green-dark);
      margin-bottom: 0.3em;
      font-size: 0.95rem;
}

.timeline-item p {
    margin-bottom: 0;
      color: var(--color-text);
}

/* ---------- CTA-sectie ---------- */
.section-cta {
    background: linear-gradient(170deg,
          var(--color-green-pale) 0%,
          var(--color-blue-pale) 100%);
}

.cta-grid {
    margin-bottom: var(--space-lg);
}

.cta-card {
    text-align: center;
}

.cta-card h3 {
    font-family: var(--font-body);
}

.cta-card .btn {
    margin-top: var(--space-xs);
}

/* ---------- Contactgegevens ---------- */
.contact-details {
    margin-top: var(--space-lg);
      padding-top: var(--space-lg);
      border-top: 1px solid var(--color-border);
}

.contact-details h3 {
    text-align: center;
      margin-bottom: var(--space-md);
}

.contact-grid {
    display: grid;
      grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
      gap: var(--space-md);
}

.contact-item {
    background: var(--color-white);
      padding: var(--space-md);
      border-radius: var(--radius);
      box-shadow: var(--shadow-sm);
}

.contact-item h4 {
    font-family: var(--font-body);
      font-size: 1rem;
      margin-bottom: var(--space-xs);
      color: var(--color-green-dark);
}

.contact-item p {
    margin-bottom: 0.3em;
      font-size: 0.95rem;
}

/* ---------- Bronnenlijst ---------- */
.source-list {
    list-style: none;
      padding-left: 0;
}

.source-list li {
    padding: var(--space-sm) 0;
      border-bottom: 1px solid var(--color-border);
}

.source-list li:last-child {
    border-bottom: none;
}

.source-list a {
    font-weight: 600;
      font-size: 1rem;
}

.source-desc {
    display: block;
      font-size: 0.9rem;
      color: var(--color-text-light);
      margin-top: 0.2em;
}

/* ---------- Footer ---------- */
.site-footer {
    background: var(--color-green-dark);
      color: rgba(255, 255, 255, 0.85);
      text-align: center;
      padding: var(--space-lg) var(--space-md);
}

.site-footer a {
    color: var(--color-blue-light);
}

.site-footer a:hover {
    color: var(--color-white);
}

.footer-note {
    font-size: 0.85rem;
      opacity: 0.75;
      margin-bottom: var(--space-xs);
}

/* =============================================
   RESPONSIVE
   ============================================= */

/* Tablet & kleiner */
@media (max-width: 768px) {
    :root {
        --nav-height: 56px;
      }

        .nav-toggle {
          display: flex;
        }

        .nav-links {
          display: none;
          position: absolute;
          top: var(--nav-height);
          left: 0;
          right: 0;
          flex-direction: column;
          background: var(--color-white);
          border-bottom: 1px solid var(--color-border);
          padding: var(--space-sm) var(--space-md);
          box-shadow: var(--shadow-md);
          gap: 0;
        }

        .nav-links.open {
          display: flex;
        }

        .nav-links a {
          display: block;
          padding: 0.6em 0;
          font-size: 1rem;
        }

        h2 {
          font-size: 1.6rem;
        }

        .hero {
          min-height: 60vh;
        }

        .hero h1 {
          font-size: 1.7rem;
        }

        .hero-subtitle {
          font-size: 1rem;
        }

        .card-grid {
          grid-template-columns: 1fr;
        }

        .contact-grid {
          grid-template-columns: 1fr;
        }
        .two-col-figures {
          grid-template-columns: 1fr;
        }
    
        .support-list {
          flex-direction: column;
        }
}

/* Klein mobiel */
@media (max-width: 480px) {
    .hero {
        min-height: 55vh;
        align-items: center;
        justify-content: center;
      }

        .hero-content {
          padding: var(--space-lg) var(--space-sm);
          margin: 0 var(--space-md);
          text-align: center;
        }

        .hero-actions {
          flex-direction: column;
          align-items: center;
          justify-content: center;
        }

        .btn {
          width: 100%;
          max-width: 280px;
        }

        .section {
          padding: var(--space-lg) 0;
        }

        .options-table {
          font-size: 0.85rem;
        }

        .options-table th,
        .options-table td {
          padding: 0.5em 0.6em;
        }
}

/* Grote schermen */
@media (min-width: 1200px) {
    :root {
        --max-width: 1040px;
      }
}

/* ---------- Toegankelijkheid ---------- */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
      }

        .btn:hover {
          transform: none;
        }

        .card:hover {
          transform: none;
        }
}

/* Focus-zichtbaarheid */
:focus-visible {
    outline: 3px solid var(--color-green-light);
      outline-offset: 2px;
}

/* Print-stijl */
@media print {
    .main-nav,
      .hero-actions,
      .nav-toggle {
        display: none;
      }

        .hero {
          min-height: auto;
          padding: var(--space-md);
          color: var(--color-text);
          background: none;
        }

        .hero h1 {
          color: var(--color-green-dark);
        }

        .section {
          page-break-inside: avoid;
        }

        body {
          font-size: 11pt;
          color: #000;
          background: #fff;
        }

        a {
          color: #000;
          text-decoration: underline;
        }
}