/*
 * Tweelingenpraktijk – Template CSS
 * Joomla 5 | Bootstrap 5
 * Colour palette derived from "De Tweeling Factor" book cover:
 *   Teal #2A8A8A  /  Pink #D4899A  /  White #FFFFFF
 */

/* ─── Design Tokens ─────────────────────────────────────── */
:root {
  /* Brand colours */
  --color-primary:        #2A8A8A;
  --color-primary-dark:   #1E6666;
  --color-primary-light:  #3AADAD;
  --color-accent:         #D4899A;
  --color-accent-dark:    #B86C7E;
  --color-accent-light:   #F0C4CE;
  --color-secondary:      #6B6B6B;

  /* Surfaces */
  --color-background:     #FAFAFA;
  --color-surface:        #F5F0EE;
  --color-text:           #2C2C2C;
  --color-text-muted:     #6B6B6B;
  --color-footer-bg:      #1A3535;
  --color-footer-text:    #C8DCDC;

  /* Typography */
  --font-family-base:     'Lato', sans-serif;
  --font-family-heading:  'Playfair Display', serif;
  --font-family-mono:     'SFMono-Regular', Menlo, Consolas, monospace;
  --font-size-base:       1rem;
  --line-height-base:     1.75;

  /* Spacing scale */
  --space-xs:      0.25rem;
  --space-sm:      0.5rem;
  --space-md:      1rem;
  --space-lg:      1.5rem;
  --space-xl:      3rem;
  --space-section: 4rem;

  /* Layout */
  --container-max-width: 1200px;
  --sidebar-width:       300px;

  /* Borders */
  --border-radius: 0.375rem;
  --border-color:  #DDD8D5;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.10);

  /* Transitions */
  --transition-speed: 200ms;
  --transition-ease:  ease-in-out;
}

/* ─── Dark Mode ─────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background:  #1a2e2e;
    --color-surface:     #1e3535;
    --color-text:        #dce8e8;
    --color-text-muted:  #8ab0b0;
    --border-color:      #2d4848;
    --color-footer-bg:   #0d1a1a;
    --color-footer-text: #a8c4c4;
  }
}

/* data-bs-theme="dark" (manual override via template param) */
[data-bs-theme="dark"] {
  --color-background:  #1a2e2e;
  --color-surface:     #1e3535;
  --color-text:        #dce8e8;
  --color-text-muted:  #8ab0b0;
  --border-color:      #2d4848;
  --color-footer-bg:   #0d1a1a;
  --color-footer-text: #a8c4c4;
}

/* ─── Reduced Motion ────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-family-base);
  background: var(--color-background);
  color: var(--color-text);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  margin: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  line-height: 1.3;
  margin-top: 0;
  color: var(--color-primary-dark);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-speed) var(--transition-ease);
}

a:hover { color: var(--color-primary-dark); text-decoration: underline; }

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

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

blockquote {
  border-left: 4px solid var(--color-accent);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-lg) 0;
  background: var(--color-surface);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  font-style: italic;
  color: var(--color-text-muted);
}

/* ─── Skip Link ─────────────────────────────────────────── */
.visually-hidden-focusable:not(:focus):not(:focus-within) {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.visually-hidden-focusable:focus {
  position: fixed;
  top: var(--space-sm);
  left: var(--space-sm);
  z-index: 9999;
  width: auto;
  height: auto;
  padding: var(--space-sm) var(--space-lg);
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--border-radius);
  font-weight: 700;
  text-decoration: none;
  box-shadow: var(--shadow-md);
  outline: none;
}

/* ─── Focus Indicators ──────────────────────────────────── */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: var(--border-radius);
}

/* ─── Top Bar ───────────────────────────────────────────── */
.topbar {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.82rem;
  padding: 0.35rem 0;
}

.topbar a { color: rgba(255, 255, 255, 0.9); }
.topbar a:hover { color: #fff; text-decoration: none; }

/* ─── Header ────────────────────────────────────────────── */
.site-header {
  background: var(--color-background);
  border-bottom: 3px solid var(--color-primary);
  position: sticky;
  top: 0;
  z-index: 900;
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: 0.9rem 0;
}

/* ─── Logo ──────────────────────────────────────────────── */
.site-logo { flex-shrink: 0; }

.logo-link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  line-height: 1.2;
}

.logo-name {
  font-family: var(--font-family-heading);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.logo-sub {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.logo-link:hover .logo-name { color: var(--color-primary-dark); text-decoration: none; }

/* ─── Navigation ────────────────────────────────────────── */
.site-nav { display: flex; align-items: center; }

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.15rem;
  align-items: center;
}

.site-nav > ul > li { position: relative; }

.site-nav > ul > li > a,
.site-nav > ul > li > span {
  display: block;
  padding: 0.5rem 0.9rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
  border-radius: var(--border-radius);
  transition: background var(--transition-speed) var(--transition-ease),
              color var(--transition-speed) var(--transition-ease);
  cursor: pointer;
  min-height: 44px;
  display: flex;
  align-items: center;
}

.site-nav > ul > li > a:hover,
.site-nav > ul > li.active > a,
.site-nav > ul > li.current > a {
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
}

/* Dropdown */
.site-nav ul ul {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  background: var(--color-background);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  min-width: 220px;
  z-index: 200;
  flex-direction: column;
  gap: 0;
}

.site-nav ul li:hover > ul,
.site-nav ul li:focus-within > ul { display: flex; }

.site-nav ul ul li a {
  padding: 0.55rem 1.1rem;
  font-size: 0.87rem;
  font-weight: 400;
  color: var(--color-text);
  border-radius: 0;
  border-bottom: 1px solid var(--color-surface);
  min-height: unset;
  display: block;
}

.site-nav ul ul li:last-child a { border-bottom: none; }
.site-nav ul ul li a:hover { background: var(--color-surface); color: var(--color-primary-dark); }

/* ─── Mobile Nav Toggle ─────────────────────────────────── */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  min-width: 44px;   /* WCAG 2.1 AA touch target */
  min-height: 44px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 11px 8px;
  flex-shrink: 0;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: transform var(--transition-speed) var(--transition-ease),
              opacity var(--transition-speed) var(--transition-ease);
}

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

@media (max-width: 991px) {
  .nav-toggle { display: flex; }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-background);
    border-top: 2px solid var(--color-primary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--space-md) var(--space-lg);
    box-shadow: var(--shadow-md);
    z-index: 800;
  }

  .site-nav.is-open { display: flex; }

  .site-nav ul { flex-direction: column; gap: 0; width: 100%; }
  .site-nav > ul > li > a { border-radius: var(--border-radius); }
  .site-nav ul ul {
    position: static;
    box-shadow: none;
    border: none;
    background: var(--color-surface);
    border-radius: var(--border-radius);
    margin: 0.25rem 0 0.5rem var(--space-md);
  }
}

/* ─── Breadcrumbs ───────────────────────────────────────── */
.site-main .breadcrumb-wrapper {
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: var(--space-lg);
  font-size: 0.875rem;
}

/* ─── Hero Section ──────────────────────────────────────── */
.site-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 60%, #124040 100%);
  color: #fff;
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.site-hero::before,
.site-hero::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
  background: var(--color-accent-light);
}
.site-hero::before { width: 500px; height: 500px; top: -150px; left: -100px; }
.site-hero::after  { width: 380px; height: 380px; bottom: -120px; right: -80px; }

.site-hero h1,
.site-hero h2 { color: #fff; position: relative; z-index: 1; }

.site-hero h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: var(--space-md); }
.site-hero p  { font-size: 1.1rem; opacity: 0.9; max-width: 640px; margin: 0 auto 2rem; position: relative; z-index: 1; }

.btn-hero {
  display: inline-block;
  background: var(--color-accent);
  color: #fff;
  padding: 0.85rem 2.25rem;
  border-radius: 40px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.03em;
  transition: background var(--transition-speed) var(--transition-ease),
              transform var(--transition-speed) var(--transition-ease);
  text-decoration: none;
  position: relative;
  z-index: 1;
  min-height: 44px;
}

.btn-hero:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  color: #fff;
  text-decoration: none;
}

/* ─── Featured Top ──────────────────────────────────────── */
.featured-top {
  background: var(--color-surface);
  padding: var(--space-section) 0;
  border-bottom: 1px solid var(--border-color);
}

/* ─── Main Content ──────────────────────────────────────── */
.site-main {
  padding: var(--space-section) 0;
}

.main-content h1 { font-size: clamp(1.5rem, 3vw, 2rem); }
.main-content h2 { font-size: 1.45rem; margin-top: var(--space-xl); }
.main-content h3 { font-size: 1.2rem; margin-top: var(--space-lg); }

/* ─── Sidebar ───────────────────────────────────────────── */
.sidebar { padding-left: 1.75rem; }
.sidebar-left { padding-left: 0; padding-right: 1.75rem; }

@media (max-width: 991px) {
  .sidebar, .sidebar-left { padding: 0; margin-top: 2.5rem; }
}

/* ─── Module Card Style ─────────────────────────────────── */
.card {
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  margin-bottom: var(--space-lg);
  background: var(--color-background);
  overflow: hidden;
}

.card-header {
  background: var(--color-primary);
  color: #fff;
  padding: 0.75rem 1.1rem;
  font-family: var(--font-family-heading);
  font-size: 0.95rem;
  font-weight: 700;
}

.card-body { padding: 1.1rem; }

/* ─── Joomla System Messages ────────────────────────────── */
.alert {
  border-radius: var(--border-radius);
  padding: 0.9rem 1.25rem;
  margin-bottom: var(--space-md);
  border-left: 4px solid;
}

.alert-info    { background: #e8f5f5; color: #1a5252; border-color: var(--color-primary); }
.alert-success { background: #e9f7ef; color: #1a5c38; border-color: #27ae60; }
.alert-warning { background: #fef9e7; color: #7d6608; border-color: #f39c12; }
.alert-error,
.alert-danger  { background: #fdecea; color: #6b1a18; border-color: #e74c3c; }

/* ─── Pagination ────────────────────────────────────────── */
.pagination { margin-top: var(--space-xl); }

.pagination .page-link {
  color: var(--color-primary);
  border-color: var(--border-color);
  border-radius: var(--border-radius) !important;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.pagination .page-item.active .page-link {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.pagination .page-link:hover { background: var(--color-surface); }

/* ─── Buttons ───────────────────────────────────────────── */
.readmore a,
.btn-readmore,
.btn-primary-tp {
  display: inline-block;
  background: var(--color-accent);
  color: #fff !important;
  padding: 0.55rem 1.4rem;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 700;
  transition: background var(--transition-speed) var(--transition-ease),
              transform var(--transition-speed) var(--transition-ease);
  text-decoration: none !important;
  border: none;
  cursor: pointer;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.readmore a:hover,
.btn-readmore:hover,
.btn-primary-tp:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

.btn-outline-tp {
  display: inline-flex;
  align-items: center;
  background: transparent;
  color: var(--color-primary) !important;
  padding: 0.55rem 1.4rem;
  border-radius: 30px;
  font-size: 0.88rem;
  font-weight: 700;
  border: 2px solid var(--color-primary);
  transition: background var(--transition-speed) var(--transition-ease),
              color var(--transition-speed) var(--transition-ease);
  text-decoration: none !important;
  cursor: pointer;
  min-height: 44px;
}

.btn-outline-tp:hover {
  background: var(--color-primary);
  color: #fff !important;
}

/* ─── Book Highlight Box ────────────────────────────────── */
.book-highlight {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  border-radius: var(--border-radius);
  padding: var(--space-xl);
  display: flex;
  gap: var(--space-lg);
  align-items: center;
  margin: var(--space-xl) 0;
}

.book-highlight img { border-radius: var(--border-radius); max-width: 120px; flex-shrink: 0; }
.book-highlight h3  { color: #fff; margin-bottom: var(--space-sm); }
.book-highlight p   { opacity: 0.9; margin-bottom: var(--space-md); font-size: 0.95rem; }

@media (max-width: 575px) {
  .book-highlight { flex-direction: column; }
  .book-highlight img { max-width: 100px; }
}

/* ─── Article / Blog Layout ─────────────────────────────── */
.blog .items-leading,
.blog .items-row { margin-bottom: 2.5rem; }

.blog-featured-items .item-title,
.blog .item-title,
.items-leading .page-header h2,
.item-title h2 {
  font-family: var(--font-family-heading);
  font-size: 1.4rem;
  margin-bottom: var(--space-sm);
}

.article-info { font-size: 0.82rem; color: var(--color-text-muted); margin-bottom: var(--space-md); }
.article-info a { color: var(--color-text-muted); }

/* ─── Offline Page ──────────────────────────────────────── */
.offline-message {
  max-width: 520px;
  margin: 5rem auto;
  text-align: center;
}

.offline-custom-message {
  background: var(--color-surface);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.offline-login-form {
  text-align: left;
  margin-top: var(--space-xl);
}

/* ─── Footer ────────────────────────────────────────────── */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding: 3.5rem 0 0;
}

.footer-widgets {
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-footer h3,
.site-footer h4 {
  color: #fff;
  font-family: var(--font-family-heading);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-md);
}

.site-footer p  { font-size: 0.9rem; color: var(--color-footer-text); }
.site-footer a  { color: var(--color-primary-light); }
.site-footer a:hover { color: #fff; text-decoration: none; }

.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer ul li { margin-bottom: 0.45rem; font-size: 0.88rem; }

.footer-bottom {
  padding: var(--space-md) 0;
  text-align: center;
}

.footer-bottom p  { margin: 0; font-size: 0.82rem; color: rgba(255, 255, 255, 0.4); }
.footer-tagline   { font-style: italic; margin-top: 0.25rem !important; }

/* ─── Utilities ─────────────────────────────────────────── */
.text-primary { color: var(--color-primary) !important; }
.text-accent  { color: var(--color-accent) !important; }
.bg-surface   { background: var(--color-surface) !important; }

/* ─── Responsive Tweaks ─────────────────────────────────── */
@media (max-width: 767px) {
  :root { --space-section: 2.5rem; }
  .site-hero { padding: 3.5rem 0; }
  .site-hero p { font-size: 1rem; }
}

@media (max-width: 575px) {
  .logo-name { font-size: 1.2rem; }
}