*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; }

body {
  background: var(--parchment);
  color: var(--ink);
  font-family: 'Cormorant Garamond', Georgia, serif;
  min-height: 100vh;
}

/* ── Scrollbar ────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--parchment-deep); }
::-webkit-scrollbar-thumb { background: var(--teal-dim); }

::selection { background: rgba(74,138,133,0.2); color: var(--teal); }

/* ── Reveal-Animation ─────────────────────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.72s ease, transform 0.72s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.2s; }

/* ── Seitenheader ─────────────────────────────────────────────────────────── */

.page-header {
  padding: 3.5rem 2rem 2.5rem;
  text-align: center;
}

.header-eyebrow {
  font-family: 'Cinzel', serif;
  font-size: 0.70rem;
  letter-spacing: 0.54em;
  text-transform: uppercase;
  color: var(--teal-dim);
  margin-bottom: 1.1rem;
  font-weight: 300;
}

.header-title {
  font-family: 'Cinzel', serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 300;
  letter-spacing: 0.32em;
  color: var(--ink);
  text-transform: uppercase;
}

.header-rule {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 1.3rem auto;
  max-width: 260px;
}

.rule-line {
  flex: 1;
  height: 1px;
  background: var(--teal-line);
}

.rule-dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--teal);
  opacity: 0.6;
}

.rule-dot.mid {
  width: 5px; height: 5px;
  opacity: 0.85;
}

.header-subtitle {
  font-family: 'Cinzel', serif;
  font-size: 0.70rem;
  letter-spacing: 0.44em;
  text-transform: uppercase;
  color: var(--stone);
}

/* ── Game-Container ───────────────────────────────────────────────────────── */

.game-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.5rem 2rem 5rem;
}

/* ── Board-Column ─────────────────────────────────────────────────────────── */

.board-column {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  /* Breite wird per JS auf canvas-wrapper-Breite gesetzt */
  min-width: 0;
}

/* ── Canvas-Wrapper + Doppelrahmen ────────────────────────────────────────── */

.canvas-wrapper {
  position: relative;
  flex-shrink: 0;
  padding: 8px;
  border: 1px solid var(--parchment-border);
}

/* Innerer Teal-Strich */
.canvas-wrapper::after {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1px solid var(--teal-line);
  pointer-events: none;
  z-index: 3;
}

#hnefatafl-canvas {
  display: block;
  cursor: crosshair;
  box-shadow:
    0 6px 32px rgba(42, 34, 24, 0.16),
    0 2px 8px  rgba(42, 34, 24, 0.10);
}

#hnefatafl-canvas.selectable  { cursor: pointer; }
#hnefatafl-canvas.ai-thinking { cursor: wait; }

/* ── Ergebnis-Overlay ─────────────────────────────────────────────────────── */

.result-overlay {
  position: absolute;
  inset: 0;
  z-index: 11;
  display: flex;
  visibility: hidden;
  pointer-events: none;
  align-items: center;
  justify-content: center;
  background: rgba(240, 235, 224, 0.94);
  opacity: 0;
  transition: opacity 0.5s ease, visibility 0s linear 0.5s;
}

.result-overlay.visible {
  visibility: visible;
  pointer-events: auto;
  opacity: 1;
  transition: opacity 0.5s ease, visibility 0s linear 0s;
}

.result-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  padding: 2.2rem 2rem;
  text-align: center;
}

.result-verdict {
  font-family: 'Cinzel', serif;
  font-size: clamp(2.2rem, 8vw, 3.4rem);
  font-weight: 300;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  line-height: 1;
}

.result-sub {
  font-style: italic;
  color: var(--text-dim);
  font-size: 1rem;
  line-height: 1.8;
}

.result-restart-btn {
  margin-top: 0.4rem;
  background: none;
  border: 1px solid var(--parchment-border);
  color: var(--ink-soft);
  font-family: 'Cinzel', serif;
  font-size: 0.54rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  padding: 0.85rem 2.2rem;
  cursor: pointer;
  position: relative;
  transition: color 0.28s, border-color 0.28s, background 0.28s;
}

.result-restart-btn::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 2px; height: 0;
  transition: height 0.32s ease;
}

.result-restart-btn:hover {
  border-color: var(--teal-line);
  color: var(--teal);
  background: var(--parchment);
}

.result-restart-btn:hover::before { height: 100%; background: var(--teal); }

/* Sieg — Ember-Gold */
.result--victory .result-verdict       { color: var(--ember); }
.result--victory .result-ornament      { color: var(--ember); }
.result--victory .orn-line             { background: rgba(192, 122, 53, 0.40); }

/* Niederlage — Stein-Grau */
.result--defeat .result-verdict        { color: var(--stone); }
.result--defeat .result-ornament       { color: var(--stone); }
.result--defeat .orn-line              { background: rgba(138, 122, 101, 0.35); }

/* ── Auswahl-Overlay ──────────────────────────────────────────────────────── */

.selection-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(240, 235, 224, 0.90);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}

@keyframes overlayDismiss {
  from { opacity: 1; transform: scale(1); }
  to   { opacity: 0; transform: scale(0.97); }
}

.selection-overlay.dismissing {
  animation: overlayDismiss 0.38s ease forwards;
  pointer-events: none;
}

/* ── Auswahl-Panel ────────────────────────────────────────────────────────── */

.selection-panel {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.35rem;
  padding: 2rem 1.8rem;
  text-align: center;
  max-width: 300px;
}

.panel-ornament {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 150px;
}

.orn-line {
  flex: 1;
  height: 1px;
  background: var(--teal-line);
}

.orn-diamond {
  width: 14px; height: 14px;
  color: var(--teal-dim);
  flex-shrink: 0;
}

.panel-eyebrow {
  font-family: 'Cinzel', serif;
  font-size: 0.68rem;
  letter-spacing: 0.50em;
  text-transform: uppercase;
  color: var(--teal-dim);
  font-weight: 300;
}

.panel-intro {
  font-style: italic;
  color: var(--text-dim);
  font-size: 0.95rem;
  line-height: 1.95;
}

.panel-buttons {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  width: 100%;
}

/* ── Seitenauswahl-Buttons ────────────────────────────────────────────────── */

.btn-side {
  background: var(--parchment-mid);
  border: 1px solid var(--parchment-border);
  color: var(--ink-soft);
  font-family: 'Cinzel', serif;
  font-size: 0.60rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  padding: 0.9rem 1.4rem 0.85rem;
  cursor: pointer;
  transition: border-color 0.28s, color 0.28s, background 0.28s;
  position: relative;
  text-align: left;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
}

.btn-side::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 2px; height: 0;
  background: var(--teal);
  transition: height 0.32s ease;
}

.btn-side:hover {
  border-color: var(--teal-line);
  color: var(--teal);
  background: var(--parchment);
}

.btn-side:hover::before { height: 100%; }

.btn-label {
  font-family: 'Cinzel', serif;
  font-size: 0.60rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.btn-sub {
  display: block;
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.88rem;
  font-style: italic;
  color: var(--stone);
  letter-spacing: 0;
  text-transform: none;
  font-weight: 400;
}

.btn-side:hover .btn-sub { color: var(--teal-dim); }

.panel-difficulty {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: 'Cinzel', serif;
  font-size: 0.50rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--stone);
}

/* ── Info-Panel ───────────────────────────────────────────────────────────── */

.info-panel {
  display: grid;
  grid-template-columns: 1fr auto auto auto;
  width: 100%;
  height: 62px;
  background: var(--parchment-mid);
  border: 1px solid var(--parchment-border);
  margin-bottom: 16px;
  overflow: hidden;
}

.ip-cell {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0 1.15rem;
  border-right: 1px solid var(--parchment-border);
  overflow: hidden;
  min-width: 0;
}

.ip-cell:last-child { border-right: none; }

.ip-label {
  font-family: 'Cinzel', serif;
  font-size: 0.40rem;
  letter-spacing: 0.52em;
  text-transform: uppercase;
  color: var(--stone);
  margin-bottom: 0.22rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.ip-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  overflow: hidden;
}

/* ── Status ───────────────────────────────────────────────────────────────── */

.ip-status { min-width: 0; }  /* verhindert dass 1fr-Track durch langen Text aufgedrückt wird */

.status-text {
  font-style: italic;
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.status-text.gameover {
  color: var(--teal);
  font-style: normal;
  font-family: 'Cinzel', serif;
  font-size: 0.60rem;
  letter-spacing: 0.08em;
}

/* ── KI-Indikator ─────────────────────────────────────────────────────────── */

.ai-indicator {
  display: none;
  align-items: center;
  flex-shrink: 0;
}

.ai-indicator.visible { display: flex; }

.ai-dot {
  display: block;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--teal);
  animation: livePulse 1.4s ease-in-out infinite;
}

@keyframes livePulse {
  0%, 100% { opacity: 1;   transform: scale(1); }
  50%       { opacity: 0.3; transform: scale(0.65); }
}

/* ── Gefallene Figuren ────────────────────────────────────────────────────── */

.ip-captured { min-width: 108px; }

.cap-line {
  display: flex;
  align-items: center;
  gap: 0.38rem;
}

.cap-pip {
  display: block;
  width: 7px; height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.pip-att { background: var(--ink);    border: 1px solid #5a3828; }
.pip-def { background: #ede6d5;       border: 1px solid var(--stone); }

.cap-sep {
  color: var(--stone-light);
  font-size: 0.75rem;
  line-height: 1;
  flex-shrink: 0;
}

.cap-num {
  font-family: 'Cinzel', serif;
  font-size: 0.72rem;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  min-width: 1.4ch;
  text-align: right;
}

/* ── Schwierigkeit ────────────────────────────────────────────────────────── */

.ip-difficulty { min-width: 118px; }

/* ── Selects ──────────────────────────────────────────────────────────────── */

select {
  background: var(--parchment);
  border: 1px solid var(--parchment-border);
  color: var(--ink-soft);
  font-family: 'Cormorant Garamond', serif;
  font-size: 0.95rem;
  padding: 0.2rem 1.4rem 0.2rem 0.5rem;
  cursor: pointer;
  outline: none;
  transition: border-color 0.25s;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5' viewBox='0 0 8 5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%238a7a65'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.4rem center;
  max-width: 100%;
}

select:focus { border-color: var(--teal-line); }

/* Select innerhalb des Info-Panels: schlank, randlos */
.ip-difficulty select {
  font-size: 0.80rem;
  padding: 0.14rem 1.3rem 0.14rem 0.35rem;
  border-color: transparent;
  background-color: transparent;
  max-width: 100%;
  transition: border-color 0.2s, background-color 0.2s;
}

.ip-difficulty select:hover,
.ip-difficulty select:focus {
  border-color: var(--teal-line);
  background-color: var(--parchment);
}

/* ── Neu-starten-Button ───────────────────────────────────────────────────── */

.ip-restart { min-width: 90px; }

.btn-restart {
  background: none;
  border: none;
  color: var(--stone);
  font-family: 'Cinzel', serif;
  font-size: 0.40rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  padding: 0;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.22s;
  /* keinerlei Dimensionsänderung bei Hover */
}

.btn-restart:hover { color: var(--teal); }

/* ── Regelübersicht ───────────────────────────────────────────────────────── */

.rules-section {
  width: 100%;
  margin-top: 1.8rem;
  overflow: hidden;  /* verhindert Auftreiben durch Tabelleninhalt */
}

.rules-section details {
  border: 1px solid var(--parchment-border);
}

.rules-section summary {
  padding: 1rem 1.4rem;
  cursor: pointer;
  font-family: 'Cinzel', serif;
  font-size: 0.54rem;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--stone);
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  user-select: none;
  transition: color 0.2s;
}

.rules-section summary::-webkit-details-marker { display: none; }

.summary-arrow {
  font-size: 0.58rem;
  color: var(--teal-dim);
  transition: transform 0.22s ease;
  flex-shrink: 0;
  display: inline-block;
}

.rules-section details[open] .summary-arrow { transform: rotate(90deg); }
.rules-section summary:hover { color: var(--ink-soft); }

.rules-body {
  padding: 1.6rem 1.8rem;
  border-top: 1px solid var(--parchment-border);
  background: var(--parchment-mid);
  display: grid;
  gap: 1.4rem;
}

.rules-col h4 {
  font-family: 'Cinzel', serif;
  font-size: 0.51rem;
  letter-spacing: 0.36em;
  text-transform: uppercase;
  color: var(--teal-dim);
  margin-bottom: 0.5rem;
  font-weight: 300;
}

.rules-col p {
  color: var(--text-dim);
  font-size: 0.97rem;
  line-height: 2;
  margin: 0;
}

.rules-table {
  width: 100%;
  table-layout: fixed;   /* Spaltenbreite durch Tabellen-Breite bestimmt, nicht Inhalt */
  border-collapse: collapse;
  font-size: 0.94rem;
  word-break: break-word;
}

.rules-table th,
.rules-table td {
  text-align: left;
  padding: 0.45rem 0.85rem;
  border-bottom: 1px solid var(--parchment-border);
  color: var(--text-dim);
  vertical-align: top;
  line-height: 1.7;
}

.rules-table th {
  font-family: 'Cinzel', serif;
  font-size: 0.49rem;
  letter-spacing: 0.20em;
  text-transform: uppercase;
  color: var(--stone);
  font-weight: 300;
}

.rules-table tbody tr:last-child td { border-bottom: none; }

/* ── Responsive ───────────────────────────────────────────────────────────── */

@media (max-width: 600px) {
  .game-container { padding: 0.5rem 1rem 3.5rem; }
  .board-column   { width: 100%; align-items: stretch; }
  .header-title   { letter-spacing: 0.18em; }

  .info-panel {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    height: auto;
  }

  .ip-cell {
    padding: 0.75rem 1rem;
    border-right: 1px solid var(--parchment-border);
    border-bottom: 1px solid var(--parchment-border);
  }

  .ip-captured  { border-right: none; }
  .ip-difficulty { border-right: 1px solid var(--parchment-border); }
  .ip-restart   { border-right: none; border-bottom: none; }
  .ip-difficulty { border-bottom: none; }
}