/* ===========================================================
 * VisitorHub – theme tokens
 * Pas hier je huisstijl aan. Alles is opgebouwd uit deze
 * variabelen, dus 1 wijziging hier kleurt het hele systeem mee.
 * =========================================================== */

:root {
  /* Brand */
  --vh-primary:        #1f5da8;
  --vh-primary-dark:   #144075;
  --vh-primary-light:  #2f72c5;
  --vh-accent:         #048F70;
  --vh-accent-dark:    #03775e;

  /* Status */
  --vh-success:        #2ea566;
  --vh-warning:        #f2a826;
  --vh-danger:         #d7263d;
  --vh-info:           #00a0e1;

  /* Surfaces */
  --vh-bg:             #f5f7fb;
  --vh-bg-dark:        #0e1f3a;
  --vh-surface:        #ffffff;
  --vh-surface-2:      #f0f3f9;
  --vh-overlay:        rgba(14, 31, 58, 0.92);

  /* Text */
  --vh-text:           #15233e;
  --vh-text-muted:     #5b6a85;
  --vh-text-on-primary:#ffffff;
  --vh-border:         #d8dfeb;

  /* Geometry */
  --vh-radius-sm:      8px;
  --vh-radius-md:      14px;
  --vh-radius-lg:      22px;
  --vh-shadow-sm:      0 1px 2px rgba(20, 32, 60, 0.06);
  --vh-shadow-md:      0 6px 18px rgba(20, 32, 60, 0.10);
  --vh-shadow-lg:      0 18px 40px rgba(20, 32, 60, 0.18);

  --vh-space-1: 4px;
  --vh-space-2: 8px;
  --vh-space-3: 12px;
  --vh-space-4: 16px;
  --vh-space-5: 24px;
  --vh-space-6: 32px;
  --vh-space-7: 48px;

  --vh-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
             "Helvetica Neue", Arial, sans-serif;
  --vh-font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

/* ---------- Basics ---------- */
* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: var(--vh-font);
  color: var(--vh-text);
  background: var(--vh-bg);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--vh-primary); }

/* ---------- Buttons ---------- */
.vh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--vh-space-2);
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--vh-radius-md);
  font-size: 16px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  transition: background .15s ease, transform .05s ease, box-shadow .15s ease;
  background: var(--vh-surface);
  color: var(--vh-text);
  border-color: var(--vh-border);
  text-decoration: none;
  line-height: 1.2;
}
.vh-btn:hover { background: var(--vh-surface-2); }
.vh-btn:active { transform: translateY(1px); }
.vh-btn[disabled] { opacity: .55; cursor: not-allowed; }

.vh-btn--primary { background: var(--vh-primary); color: #fff; border-color: var(--vh-primary); }
.vh-btn--primary:hover { background: var(--vh-primary-dark); }
.vh-btn--accent  { background: var(--vh-accent); color: #fff; border-color: var(--vh-accent); }
.vh-btn--accent:hover { background: var(--vh-accent-dark); }
.vh-btn--ghost   { background: transparent; }
.vh-btn--danger  { background: var(--vh-danger); color: #fff; border-color: var(--vh-danger); }
.vh-btn--danger:hover { filter: brightness(0.92); }
.vh-btn--lg      { padding: 18px 22px; font-size: 19px; border-radius: var(--vh-radius-lg); }
.vh-btn--block   { width: 100%; }

/* ---------- Inputs ---------- */
.vh-input, .vh-select, .vh-textarea {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  color: var(--vh-text);
  background: var(--vh-surface);
  border: 1px solid var(--vh-border);
  border-radius: var(--vh-radius-md);
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.vh-input:focus, .vh-select:focus, .vh-textarea:focus {
  border-color: var(--vh-primary);
  box-shadow: 0 0 0 3px rgba(31, 93, 168, 0.15);
}
.vh-textarea { min-height: 110px; resize: vertical; }

.vh-label {
  display: block;
  font-weight: 600;
  color: var(--vh-text);
  margin: var(--vh-space-3) 0 var(--vh-space-1) 0;
  font-size: 14px;
}

/* ---------- Cards ---------- */
.vh-card {
  background: var(--vh-surface);
  border: 1px solid var(--vh-border);
  border-radius: var(--vh-radius-lg);
  padding: var(--vh-space-5);
  box-shadow: var(--vh-shadow-md);
}

.vh-card--lg { padding: var(--vh-space-6); }

/* ---------- Tags ---------- */
.vh-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  background: var(--vh-surface-2);
  color: var(--vh-text);
}
.vh-tag--primary { background: rgba(31, 93, 168, 0.12); color: var(--vh-primary-dark); }
.vh-tag--accent  { background: rgba(4, 143, 112, 0.14); color: var(--vh-accent-dark); }
.vh-tag--warn    { background: rgba(242, 168, 38, 0.18); color: #8a5a00; }
.vh-tag--danger  { background: rgba(215, 38, 61, 0.14); color: var(--vh-danger); }
.vh-tag--muted   { background: var(--vh-surface-2); color: var(--vh-text-muted); }

/* ---------- Layout ---------- */
.vh-shell {
  display: flex;
  min-height: 100%;
}
.vh-sidebar {
  width: 240px;
  background: var(--vh-bg-dark);
  color: #fff;
  padding: var(--vh-space-5) var(--vh-space-4);
  display: flex; flex-direction: column; gap: var(--vh-space-4);
  position: sticky; top: 0; height: 100vh;
}
.vh-sidebar__brand {
  font-size: 20px; font-weight: 800; letter-spacing: 0.02em;
  display: flex; align-items: center; gap: 10px;
  margin-bottom: var(--vh-space-3);
}
.vh-sidebar__brand .dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--vh-accent); box-shadow: 0 0 0 3px rgba(4, 143, 112, 0.25);
}
.vh-nav { display: flex; flex-direction: column; gap: 4px; }
.vh-nav a {
  color: rgba(255,255,255,.78); text-decoration: none;
  padding: 10px 12px; border-radius: 12px;
  display: flex; gap: 10px; align-items: center;
  font-weight: 600;
}
.vh-nav a:hover { background: rgba(255,255,255,.06); color: #fff; }
.vh-nav a.active { background: rgba(255,255,255,.10); color: #fff; }
.vh-nav__icon { width: 20px; opacity: .85; }
.vh-sidebar__footer {
  margin-top: auto; font-size: 12px; opacity: .55;
}

.vh-main {
  flex: 1;
  padding: var(--vh-space-6);
  max-width: 100%;
}
.vh-main h1 { font-size: 26px; margin: 0 0 var(--vh-space-4) 0; }
.vh-main h2 { font-size: 19px; margin: var(--vh-space-5) 0 var(--vh-space-3) 0; }

.vh-grid {
  display: grid;
  gap: var(--vh-space-4);
}
.vh-grid--kpi { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.vh-grid--two { grid-template-columns: 1fr 1fr; }

.vh-kpi {
  background: var(--vh-surface);
  border: 1px solid var(--vh-border);
  border-radius: var(--vh-radius-md);
  padding: var(--vh-space-4);
  box-shadow: var(--vh-shadow-sm);
}
.vh-kpi__label { font-size: 12px; color: var(--vh-text-muted); text-transform: uppercase; letter-spacing: .08em; }
.vh-kpi__value { font-size: 30px; font-weight: 800; margin-top: 4px; color: var(--vh-text); }
.vh-kpi__hint  { font-size: 12px; color: var(--vh-text-muted); margin-top: 4px; }

/* ---------- Tables ---------- */
.vh-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  background: var(--vh-surface); border-radius: var(--vh-radius-md);
  overflow: hidden; box-shadow: var(--vh-shadow-sm);
  border: 1px solid var(--vh-border);
}
.vh-table th, .vh-table td {
  text-align: left; padding: 12px 14px; font-size: 14px;
}
.vh-table thead th {
  background: var(--vh-surface-2); color: var(--vh-text-muted);
  font-weight: 700; text-transform: uppercase; font-size: 11px; letter-spacing: .08em;
}
.vh-table tbody tr + tr td { border-top: 1px solid var(--vh-border); }

/* ---------- Modal ---------- */
.vh-modal-bg {
  position: fixed; inset: 0; background: rgba(14, 31, 58, .55);
  display: none; align-items: center; justify-content: center; z-index: 1000;
  padding: var(--vh-space-4);
}
.vh-modal-bg.is-open { display: flex; }
.vh-modal {
  background: var(--vh-surface); border-radius: var(--vh-radius-lg);
  width: 100%; max-width: 560px; padding: var(--vh-space-5);
  box-shadow: var(--vh-shadow-lg);
}
.vh-modal h2 { margin-top: 0; }

/* ---------- Toast ---------- */
.vh-toast {
  position: fixed; left: 50%; bottom: 32px; transform: translateX(-50%);
  background: var(--vh-text); color: #fff;
  padding: 12px 18px; border-radius: 999px; box-shadow: var(--vh-shadow-md);
  z-index: 9999; font-weight: 600; opacity: 0; pointer-events: none;
  transition: opacity .15s ease, transform .15s ease;
}
.vh-toast.is-visible { opacity: 1; transform: translateX(-50%) translateY(-4px); }

/* ---------- Utilities ---------- */
.vh-row  { display: flex; gap: var(--vh-space-3); align-items: center; flex-wrap: wrap; }
.vh-col  { display: flex; flex-direction: column; gap: var(--vh-space-2); }
.vh-spacer { flex: 1; }
.vh-mt-2 { margin-top: var(--vh-space-2); }
.vh-mt-4 { margin-top: var(--vh-space-4); }
.vh-mb-4 { margin-bottom: var(--vh-space-4); }
.vh-text-muted { color: var(--vh-text-muted); }
.vh-mono { font-family: var(--vh-font-mono); }
.vh-hidden { display: none !important; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .vh-shell { flex-direction: column; }
  .vh-sidebar { width: 100%; height: auto; position: static; flex-direction: row; flex-wrap: wrap; }
  .vh-nav { flex-direction: row; flex-wrap: wrap; }
  .vh-main { padding: var(--vh-space-4); }
  .vh-grid--two { grid-template-columns: 1fr; }
}