/* ============================================================
   Van Dijk Verkeersopleidingen — Main Stylesheet
   Bootstrap 5 overrides + brand theme + dark mode
   ============================================================ */

/* ── CSS Variables (light mode) ── */
:root {
  --clr-primary:     #1b3a6b;
  --clr-primary-dk:  #122a52;
  --clr-accent:      #3a7bd5;
  --clr-accent-lt:   #5a9be8;

  --bg-body:         #ffffff;
  --bg-section:      #f4f6f9;
  --bg-card:         #ffffff;

  --text-main:       #2d2d2d;
  --text-muted:      #6c757d;
  --text-on-primary: #ffffff;

  --border-color:    #dee2e6;
  --shadow:          0 2px 12px rgba(0,0,0,.08);
  --shadow-hover:    0 6px 24px rgba(0,0,0,.14);

  --nav-bg:          #ffffff;
  --nav-text:        #2d2d2d;
  --nav-hover:       #1b3a6b;

  --footer-bg:       #1b3a6b;
  --footer-text:     #ccd9ef;
  --footer-heading:  #ffffff;

  --transition:      .2s ease;
}

/* ── CSS Variables (dark mode) ── */
[data-theme="dark"] {
  --bg-body:         #0f1923;
  --bg-section:      #162030;
  --bg-card:         #1c2d40;

  --text-main:       #c5d3e8;
  --text-muted:      #7a9ab8;
  --text-on-primary: #ffffff;

  --border-color:    #2a3d55;
  --shadow:          0 2px 12px rgba(0,0,0,.3);
  --shadow-hover:    0 6px 24px rgba(0,0,0,.5);

  --nav-bg:          #0f1923;
  --nav-text:        #c5d3e8;
  --nav-hover:       #5a9be8;

  --footer-bg:       #0a1220;
  --footer-text:     #7a9ab8;
  --footer-heading:  #c5d3e8;

  /* ── Remap Bootstrap's own variables so its components inherit our theme ── */
  --bs-body-color:        #c5d3e8;
  --bs-body-bg:           #0f1923;
  --bs-secondary-color:   #7a9ab8;
  --bs-border-color:      #2a3d55;
  --bs-card-color:        #c5d3e8;
  --bs-card-bg:           #1c2d40;
  --bs-modal-bg:          #1c2d40;
  --bs-modal-color:       #c5d3e8;
  --bs-table-color:       #c5d3e8;
  --bs-table-bg:          transparent;
  --bs-table-striped-bg:  rgba(255,255,255,.03);
  --bs-heading-color:     #c5d3e8;
  --bs-link-color:        #5a9be8;
  --bs-link-hover-color:  #7fb3f5;
  --bs-emphasis-color:    #e0eaf8;
  --bs-tertiary-color:    rgba(197,211,232,.5);
  color-scheme: dark;
}

/* ── Dark mode utility overrides (Bootstrap classes that ignore CSS vars) ── */
[data-theme="dark"] .text-muted        { color: var(--text-muted) !important; }
[data-theme="dark"] .text-dark         { color: var(--text-main) !important; }
[data-theme="dark"] .form-text         { color: var(--text-muted) !important; }
[data-theme="dark"] .form-check-label  { color: var(--text-main); }
[data-theme="dark"] .input-group-text  { background: var(--bg-section); border-color: var(--border-color); color: var(--text-main); }
[data-theme="dark"] hr                 { border-color: var(--border-color); opacity: 1; }
[data-theme="dark"] code               { color: #7fb3f5; }
[data-theme="dark"] .modal-content     { background: var(--bg-card); color: var(--text-main); border-color: var(--border-color); }
[data-theme="dark"] .modal-header,
[data-theme="dark"] .modal-footer      { border-color: var(--border-color); }
[data-theme="dark"] .btn-close         { filter: invert(1) grayscale(100%) brightness(2); }

/* ── Toggle switch — OFF state visibility ── */
.form-switch .form-check-input:not(:checked) {
  background-color: #9eafc0;
  border-color:     #9eafc0;
}
[data-theme="dark"] .form-switch .form-check-input:not(:checked) {
  background-color: #3d566e;
  border-color:     #3d566e;
}
[data-theme="dark"] .table-light th,
[data-theme="dark"] .table-light td    { background: var(--bg-section) !important; color: var(--text-main) !important; }
[data-theme="dark"] small              { color: inherit; }

/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }

html, body { overflow-x: hidden; }

body {
  background-color: var(--bg-body);
  color: var(--text-main);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  transition: background-color var(--transition), color var(--transition);
}

a {
  color: var(--clr-accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--clr-primary); }

[data-theme="dark"] a:hover { color: var(--clr-accent-lt); }

h1,h2,h3,h4,h5 {
  color: var(--text-main);
  font-weight: 700;
}

/* ── Navbar ── */
.navbar {
  background-color: var(--nav-bg) !important;
  box-shadow: 0 1px 6px rgba(0,0,0,.08);
  transition: background-color var(--transition);
}

.navbar { overflow: visible !important; }

@media (min-width: 992px) {
  .navbar-brand {
    position: relative;
    padding-left: 120px; /* reserve space for the floating img */
  }
  .navbar-brand img {
    position: absolute;
    top: 0;
    left: 0;
    height: 115px;
    margin-bottom: 0 !important;
    filter: drop-shadow(0 4px 14px rgba(0,0,0,.18));
    z-index: 100;
  }
}

/* Mobile: normal size */
@media (max-width: 991.98px) {
  .navbar-brand img { height: 48px; }
}

.navbar-brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.15;
}
.navbar-brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--clr-primary);
  letter-spacing: -.4px;
}
.navbar-brand-slogan {
  font-size: .62rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-muted);
  opacity: .75;
}
[data-theme="dark"] .navbar-brand-name   { color: var(--clr-accent-lt); }
[data-theme="dark"] .navbar-brand-slogan { color: var(--clr-accent-lt); opacity: .55; }

.navbar-nav .nav-link {
  color: var(--nav-text) !important;
  font-weight: 500;
  padding: .5rem .9rem;
  border-radius: 6px;
  transition: color var(--transition), background var(--transition);
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--nav-hover) !important;
  background: rgba(27,58,107,.07);
}
[data-theme="dark"] .navbar-nav .nav-link:hover,
[data-theme="dark"] .navbar-nav .nav-link.active {
  background: rgba(90,155,232,.12);
}

.navbar-toggler { border-color: var(--border-color); }
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2827,58,107,1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}
[data-theme="dark"] .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28224,232,244,1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ── Dark mode toggle button ── */
.dark-mode-toggle {
  background: none;
  border: 1.5px solid var(--border-color);
  border-radius: 50%;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-main);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  font-size: 1rem;
}
.dark-mode-toggle:hover {
  background: var(--bg-section);
  border-color: var(--clr-accent);
}

/* ── Hero sections ── */
.hero {
  position: relative;
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  min-height: 420px;
  display: flex;
  align-items: center;
}
.hero::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(
    135deg,
    rgba(27,58,107,.75) 0%,
    rgba(27,58,107,.4) 60%,
    rgba(0,0,0,.1) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 1;
  color: #fff;
  padding: 3rem 0;
}
.hero.hero-sm { min-height: 180px; }
.hero.hero-sm .hero-content { padding: 2rem 0; }

.voorwaarden-content {
  font-size: 1rem;
  line-height: 1.85;
  color: var(--text-main);
  white-space: pre-wrap;
}
.hero-content h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  color: #fff;
  text-shadow: 0 2px 8px rgba(0,0,0,.3);
  margin-bottom: .5rem;
}
.hero-content .lead {
  font-size: 1.15rem;
  opacity: .92;
  max-width: 560px;
}
.hero-content .tagline {
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  opacity: .85;
  margin-bottom: .75rem;
}

/* Hero plain (no image — just navy bg) */
.hero-plain {
  background-color: var(--clr-primary);
  min-height: 200px;
  display: flex;
  align-items: center;
}
.hero-plain h1 {
  color: #fff;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  margin: 0;
}

/* ── Buttons ── */
.btn-primary {
  background-color: var(--clr-primary);
  border-color: var(--clr-primary);
  font-weight: 600;
  padding: .65rem 1.5rem;
  border-radius: 8px;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.btn-primary:hover {
  background-color: var(--clr-primary-dk);
  border-color: var(--clr-primary-dk);
  transform: translateY(-1px);
}
.btn-outline-primary {
  color: var(--clr-primary);
  border-color: var(--clr-primary);
  font-weight: 600;
  padding: .65rem 1.5rem;
  border-radius: 8px;
}
.btn-outline-primary:hover {
  background-color: var(--clr-primary);
  border-color: var(--clr-primary);
}
[data-theme="dark"] .btn-outline-primary {
  background-color: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
}
[data-theme="dark"] .btn-outline-primary:hover,
[data-theme="dark"] .btn-outline-primary:focus {
  background-color: var(--clr-accent);
  border-color: var(--clr-accent);
  color: #fff;
}
[data-theme="dark"] .btn-outline-secondary {
  color: var(--text-main);
  border-color: var(--border-color);
}
[data-theme="dark"] .btn-outline-secondary:hover {
  background-color: rgba(255,255,255,.08);
  border-color: var(--clr-accent-lt);
  color: var(--clr-accent-lt);
}
[data-theme="dark"] .btn-outline-light {
  color: var(--text-main);
  border-color: rgba(255,255,255,.3);
}
[data-theme="dark"] .btn-outline-light:hover {
  background-color: rgba(255,255,255,.1);
  color: #fff;
}
.btn-hero {
  background: #fff;
  color: var(--clr-primary);
  font-weight: 700;
  padding: .75rem 2rem;
  border-radius: 8px;
  border: none;
  font-size: 1rem;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 3px 10px rgba(0,0,0,.15);
}
.btn-hero:hover {
  background: #e8f0fb;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0,0,0,.2);
}

/* ── Sections ── */
.section { padding: 5rem 0; }
.section-alt { background-color: var(--bg-section); }

.section-title {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 800;
  color: var(--clr-primary);
  margin-bottom: .5rem;
}
[data-theme="dark"] .section-title { color: var(--clr-accent-lt); }

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

/* ── Feature / icon cards ── */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 2rem 1.5rem;
  height: 100%;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.feature-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1.25rem;
  font-size: 1.6rem;
  color: #fff;
}
.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: .5rem;
}
.feature-card p { color: var(--text-muted); font-size: .95rem; margin: 0; }

/* ── Course cards ── */
.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
}
.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.course-card-img {
  background: var(--bg-section);
  padding: 2rem;
  text-align: center;
  border-bottom: 1px solid var(--border-color);
}
.course-card-img img { max-height: 100px; object-fit: contain; }
.course-card-body { padding: 1.5rem; }
.course-card-body h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: .5rem; }
.course-card-body p { color: var(--text-muted); font-size: .93rem; margin: 0; }

/* ── Instructor cards ── */
.instructor-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: var(--shadow);
  height: 100%;
}
.instructor-photo {
  width: 110px; height: 110px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--clr-primary);
  margin-bottom: 1.25rem;
}
[data-theme="dark"] .instructor-photo { border-color: var(--clr-accent); }
.instructor-name {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: .2rem;
}
.instructor-role {
  font-size: .9rem;
  color: var(--clr-accent);
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.instructor-quote {
  font-style: italic;
  color: var(--text-muted);
  font-size: .93rem;
  border-left: 3px solid var(--clr-primary);
  padding-left: 1rem;
  text-align: left;
  margin-top: 1rem;
}
[data-theme="dark"] .instructor-quote { border-color: var(--clr-accent); }

/* ── Pricing tables ── */
.pricing-section { background: var(--bg-section); }

.pricing-table {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.pricing-table thead th {
  background: var(--clr-primary);
  color: #fff;
  font-weight: 600;
  border: none;
  padding: 1rem 1.25rem;
}
.pricing-table tbody td {
  padding: .85rem 1.25rem;
  border-color: var(--border-color);
  color: var(--text-main);
  vertical-align: middle;
}
.pricing-table tbody tr:last-child td { border-bottom: none; }
.pricing-table .price-col {
  font-weight: 700;
  color: var(--clr-primary);
  white-space: nowrap;
}
[data-theme="dark"] .pricing-table .price-col { color: var(--clr-accent-lt); }
.pricing-note {
  font-size: .83rem;
  color: var(--text-muted);
  font-style: italic;
}

/* D2 pakket cards */
.pakket-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1.25rem;
}
.pakket-card {
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow);
  transition: transform var(--transition), border-color var(--transition);
  overflow: hidden;
}
.pakket-card:hover {
  transform: translateY(-4px);
  border-color: var(--clr-accent);
}
.pakket-card-header {
  background: var(--clr-primary);
  color: #fff;
  text-align: center;
  padding: 1rem 1rem .75rem;
}
[data-theme="dark"] .pakket-card-header { background: #1e2d4a; }
.pakket-niveau {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -.02em;
}
.pakket-lessons {
  font-size: .85rem;
  font-weight: 600;
  opacity: .85;
  margin-top: .2rem;
}
.pakket-card-body {
  flex: 1;
  padding: 1rem 1.1rem;
}
.pakket-includes-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: .85rem;
  color: var(--text-main);
}
.pakket-includes-list li {
  display: flex;
  align-items: flex-start;
  gap: .45rem;
  padding: .2rem 0;
}
.pakket-includes-list li i {
  color: #28a745;
  flex-shrink: 0;
  margin-top: .1rem;
}
.pakket-card-footer {
  border-top: 1px solid var(--border-color);
  text-align: center;
  padding: .9rem 1rem;
}
.pakket-price {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--clr-primary);
}
[data-theme="dark"] .pakket-price { color: var(--clr-accent-lt); }

/* ── Waarom Van Dijk list ── */
.waarom-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.waarom-list li {
  padding: .6rem 0 .6rem 2rem;
  position: relative;
  border-bottom: 1px solid var(--border-color);
  font-size: 1rem;
}
.waarom-list li:last-child { border-bottom: none; }
.waarom-list li::before {
  content: '✓';
  position: absolute; left: 0;
  color: var(--clr-accent);
  font-weight: 700;
  font-size: 1.1rem;
}

/* ── Contact page ── */
.contact-info-block h3,
.contact-form-block h3 { color: var(--clr-primary); }
[data-theme="dark"] .contact-info-block h3,
[data-theme="dark"] .contact-form-block h3 { color: var(--clr-accent-lt); }

.contact-info-block {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 2rem;
  box-shadow: var(--shadow);
  height: 100%;
}
.contact-info-block .contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.contact-info-block .contact-item:last-child { margin-bottom: 0; }
.contact-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  flex-shrink: 0;
  font-size: .95rem;
}
.contact-form-block {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 2rem;
  box-shadow: var(--shadow);
}

.form-control, .form-select {
  background-color: var(--bg-section);
  border-color: var(--border-color);
  color: var(--text-main);
  border-radius: 8px;
  transition: border-color var(--transition), background var(--transition);
}
.form-control:focus, .form-select:focus {
  background-color: var(--bg-card);
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px rgba(58,123,213,.15);
  color: var(--text-main);
}
.form-label { font-weight: 600; color: var(--text-main); font-size: .92rem; }

/* ── Alert overrides ── */
.alert-success {
  background: #d4edda;
  border-color: #c3e6cb;
  color: #155724;
  border-radius: 10px;
}
.alert-danger {
  background: #f8d7da;
  border-color: #f5c6cb;
  color: #721c24;
  border-radius: 10px;
}
[data-theme="dark"] .alert-success {
  background: #1a3a25;
  border-color: #2a5a35;
  color: #75d894;
}
[data-theme="dark"] .alert-danger {
  background: #3a1a1f;
  border-color: #5a2530;
  color: #f08090;
}

/* ── Footer ── */
footer {
  background-color: var(--footer-bg);
  color: var(--footer-text);
  padding: 3.5rem 0 1.5rem;
  transition: background-color var(--transition);
}
footer h5 {
  color: var(--footer-heading);
  font-weight: 700;
  margin-bottom: 1.1rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .5px;
}
footer a {
  color: var(--footer-text);
  text-decoration: none;
  transition: color var(--transition);
}
footer a:hover { color: #fff; }
footer .footer-logo { height: 52px; margin-bottom: .75rem; }
footer .footer-tagline { font-size: .9rem; opacity: .7; }
footer .footer-social { display: flex; gap: .75rem; margin-top: .75rem; }
footer .footer-social a { color: rgba(255,255,255,.6); font-size: 1.25rem; transition: color .2s; }
footer .footer-social a:hover { color: #fff; }
footer hr { border-color: rgba(255,255,255,.1); margin: 2rem 0 1rem; }
footer .footer-bottom { font-size: .83rem; opacity: .55; }
footer .footer-links li { margin-bottom: .4rem; }
footer .footer-contact-item { display: flex; gap: .6rem; align-items: flex-start; margin-bottom: .5rem; font-size: .9rem; }
footer .footer-contact-item i { margin-top: .15rem; opacity: .7; }
footer .footer-hours { font-size: .88rem; border-collapse: collapse; width: 100%; }
footer .footer-hours td { padding: .22rem 0; opacity: .85; }
footer .footer-hours td:first-child { padding-right: 1.2rem; white-space: nowrap; }
footer .footer-hours td:last-child { opacity: 1; font-weight: 500; }

/* ── Dark mode Bootstrap overrides ── */
[data-theme="dark"] .text-muted { color: #a0b8d0 !important; }
[data-theme="dark"] .small,
[data-theme="dark"] small { color: inherit; }

/* Copyright easter egg — subtle underline hint after 2 clicks */
#copyright-text { cursor: default; user-select: none; }
#copyright-text.clicking { text-decoration: underline dotted; opacity: .8; }

/* ── Breadcrumb ── */
.page-breadcrumb {
  background: var(--bg-section);
  padding: .6rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: .85rem;
}
.page-breadcrumb .breadcrumb { margin: 0; }
.breadcrumb-item a { color: var(--clr-accent); }
.breadcrumb-item.active { color: var(--text-muted); }

/* ── Maps placeholder ── */
.map-placeholder {
  background: var(--bg-section);
  border: 1px dashed var(--border-color);
  border-radius: 12px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: .95rem;
  margin-top: 1.5rem;
}

/* ── Cookie consent banner ── */
#cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 9999;
  background: var(--clr-primary-dk);
  color: #e0e8f4;
  padding: .85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  box-shadow: 0 -2px 16px rgba(0,0,0,.25);
  font-size: .88rem;
}
#cookie-banner .cookie-actions { display: flex; gap: .6rem; flex-shrink: 0; }
#cookie-banner button {
  border: none; border-radius: 6px; padding: .38rem .9rem;
  font-size: .85rem; cursor: pointer; font-weight: 500;
}
#cookie-banner .btn-accept { background: var(--clr-accent); color: #fff; }
#cookie-banner .btn-accept:hover { background: var(--clr-accent-lt); }
#cookie-banner .btn-reject { background: rgba(255,255,255,.12); color: #e0e8f4; }
#cookie-banner .btn-reject:hover { background: rgba(255,255,255,.2); }

/* ── Scroll-to-top button ── */
#scrollTop {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  border: none;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .25s, transform .25s, background .2s;
  z-index: 1050;
  box-shadow: 0 3px 12px rgba(0,0,0,.25);
}
#scrollTop.visible { opacity: 1; transform: translateY(0); }
#scrollTop:hover { background: var(--clr-accent); }

/* ── Responsive tweaks ── */
@media (max-width: 767px) {
  .hero { min-height: 320px; }
  .section { padding: 3rem 0; }
  .instructor-card { margin-bottom: 1.5rem; }
  .pakket-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
}