/* ================================
   Root kleuren en variabelen
================================ */
:root {
  --primary-color: #0f172a;  /* donkerblauwgrijs */
  --hover-color: #f1f5f9;    /* licht slate / hover */
  --bg-color: #f8fafc;       /* body achtergrond */
  --nav-bg: #f1f5f9;         /* menu / auction rij achtergrond */
  --text-color: #111827;
  --red-suit: #dc2626;
  --black-suit: #111827;
}

/* ================================
   Basisstijl
================================ */
body {
  font-family: 'Inter', sans-serif;
  margin: 0;
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
}

.hearts, .diamonds {
  color: var(--red-suit);
  font-weight: 600;
}

.spades, .clubs {
  color: var(--black-suit);
  font-weight: 600;
}

/* ================================
   Header
================================ */
header {
  background: var(--primary-color);
  color: white;
  padding: 1rem 2rem;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 88px;
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

header::after {
  content: '♠ ♥ ♦ ♣';
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  opacity: 0.15;
  letter-spacing: 1rem;
}

header h1 {
  margin: 0;
  font-family: 'Merriweather', serif;
  font-size: 1.8rem;
}

header p {
  margin: 0;
  font-size: 0.85rem;
  opacity: 0.85;
}

/* ================================
   Menu knop
================================ */
.menu-button {
  font-size: 2rem;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  display: none;
  z-index: 1002;
  position: relative;
  padding: 0.2rem 0.5rem;
}

/* ================================
   Navigatie
================================ */
nav {
  background: var(--nav-bg);
  padding: 1.5rem 1rem;
  width: 220px;
  position: fixed;
  top: 100px;
  left: 0;
  height: calc(100vh - 100px);
  overflow-y: auto;
  border-radius: 0 30px 30px 0;
  box-shadow: 4px 0 25px rgba(0,0,0,0.25);
  transition: transform 0.3s ease;
  z-index: 1003;
}

nav h2 {
  margin-top: 1.2rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

nav a {
  display: block;
  padding: 0.75rem 1rem;
  margin: 0.3rem 0;
  color: var(--primary-color);
  text-decoration: none;
  border-radius: 15px;
  transition: transform 0.2s, background 0.2s;
}

nav a:hover,
nav a.active {
  background: var(--hover-color);
  border-left: 4px solid var(--primary-color);
  font-weight: 600;
  transform: translateX(3px);
}

/* ================================
   Main content
================================ */
main {
  margin-left: 280px;
  padding: 2rem;
  padding-top: 120px;
  max-width: 900px;
  transition: margin-left 0.3s ease;
}

section {
  background: white;
  margin-bottom: 3rem;
  padding: 1.8rem;
  border-radius: 8px;
  box-shadow: 0 3px 8px rgba(0,0,0,0.05);
  page-break-inside: avoid;
}

/* ================================
   Sectietitels
================================ */
section h2 {
  font-family: 'Merriweather', serif;
  font-size: 1.4rem;
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: 0.3rem;
  margin-bottom: 1rem;
}

/* ================================
   Tekst, paragraven, opsommingen en blokspacing
================================ */
section p {
  margin: 0 0 0.3rem 0;
}

section ul, section ol {
  margin: 0;
  padding-left: 1.5rem;
  line-height: 1.6;
}

section ul li, section ol li {
  margin: 0;
}

/* Consistente, kleinere marge onder blokken (lijst, tabel, aside) */
section ul,
section ol,
table,
aside {
  margin-bottom: 0.0rem;
}

/* ================================
   Tabellen algemeen
================================ */
table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1rem;
  background: white;
}

th, td {
  border: 1px solid #ccc;
  padding: 0.6rem;
  text-align: left;
}

th {
  background: var(--primary-color); /* top rij donker */
  color: white;                     /* letters wit */
  font-weight: 600;
}

td:first-child {
  font-weight: 600;
  white-space: nowrap;
}

/* ================================
   Bidding tabel
================================ */
table.bidding {
  width: 100%;
  border-collapse: separate;          /* zodat border-radius goed werkt */
  border-spacing: 0;                  /* geen extra ruimte tussen cellen */
  background: #eef2f6;               /* zachte blauw-grijze achtergrond */
  border: 2px solid #1e3a5f;        /* donkere rand rondom */
  border-radius: 8px;                 /* afgeronde hoeken */
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);  /* subtiele schaduw */
  margin-top: 1rem;
}

table.bidding th {
  background: #1e3a5f;               /* donkere toprij */
  color: #ffffff;                    /* letters wit */
  padding: 0.75rem 1rem;
  font-weight: 600;
  text-align: center;
}

table.bidding td {
  padding: 0.5rem 0.75rem;
  border-top: 1px solid #cbd5e1;     /* subtiele scheiding tussen rijen */
  text-align: left;
}

table.bidding td:first-child {
  font-weight: 700;                   /* Bod-kolom benadrukken */
  width: 8rem;
  white-space: nowrap;
}

/* Hiërarchie/indenting voor relay-niveaus blijft hetzelfde */
table.bidding tr.opening .bid { padding-left: 0; font-weight: 700; }
table.bidding tr.reply .bid { padding-left: 2rem; font-weight: 700; }
table.bidding tr.relay .bid { padding-left: 4rem; font-weight: 700; }
table.bidding tr.subreply .bid { padding-left: 6rem; font-weight: 700; }

/* Auction tabel – eigen stijl met lagere rijen */
table.auction {
  width: auto;
  border-collapse: separate;
  border-spacing: 0;
  table-layout: fixed;
  border-radius: 6px;                 /* afgeronde hoeken */
  overflow: hidden;
  background: #ffffff;                 /* witte achtergrond voor rijen */
  border: 2px solid #000000;           /* zwarte rand rondom tabel */
}

table.auction th,
table.auction td {
  width: 6em;                        /* kolombreedte */
  min-width: 5.2em;
  padding: 0.4em 0;                     /* minder verticale padding → lagere rijen */
  text-align: center;
  border: 1px solid #cbd5e1;           /* subtiele interne randen */
  font-size: 0.95rem;
}

table.auction thead th {
  background: var(--primary-color);    /* zelfde kleur als titelbalk */
  color: #ffffff;                       /* witte letters */
  font-weight: 600;
}

table.auction tbody tr {
  background: #ffffff;                  /* witte rijen */
}



/* ================================
   Mobiel
================================ */
@media (max-width: 768px) {
  .menu-button { display: block; }

  nav {
    width: 80%;
    top: 88px;
    height: calc(100vh - 88px);
    transform: translateX(-100%);
  }

  nav.open { transform: translateX(0); }

  main { margin-left: 0; }

  .overlay {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.2);
    backdrop-filter: blur(2px);
    z-index: 1001;
  }

  .overlay.active { display: block; }
}

/* ================================
   Footer
================================ */
footer {
  text-align: center;
  font-size: 0.8rem;
  color: #555;
  padding: 2rem 1rem;
}

/* ================================
   Print
================================ */
@media print {
  header, nav, footer { display: none; }
  main { margin: 0; padding: 0; }
  section { box-shadow: none; }
}