/* ==========================================================================
   surakarta.eu – Spielansicht
   Brett-Rahmen, Spielerleisten, Uhren, Panels (Züge/Chat/Info),
   Replay-Steuerung, Ende-Modal, Responsive (Mobil: Tabs unter dem Brett).
   ========================================================================== */

/* ---------- Spiel-Layout ---------- */
.sk-game {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 420px);
  gap: var(--sk-space-5);
  align-items: start;
}
@media (max-width: 1080px) {
  .sk-game {
    grid-template-columns: 1fr;
  }
}

.sk-game-board-col {
  display: grid;
  gap: var(--sk-space-3);
  min-width: 0;
}

.sk-game-side {
  display: grid;
  gap: var(--sk-space-4);
  min-width: 0;
}

/* ---------- Spielerleisten ---------- */
.sk-playerbar {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--sk-space-3);
  padding: var(--sk-space-3) var(--sk-space-4);
  background: var(--sk-surface);
  border: 1px solid var(--sk-border);
  border-radius: var(--sk-radius-lg);
  transition: border-color var(--sk-dur-fast) var(--sk-ease-out),
    box-shadow var(--sk-dur-fast) var(--sk-ease-out);
}
.sk-playerbar--active {
  border-color: color-mix(in srgb, var(--sk-accent) 55%, var(--sk-border));
  box-shadow: 0 0 0 3px var(--sk-accent-soft);
}

.sk-playerbar-ident {
  display: flex;
  align-items: center;
  gap: var(--sk-space-2);
  min-width: 0;
}
.sk-playerbar-name {
  font-weight: 700;
  color: var(--sk-text-strong);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sk-playerbar-meta {
  font-size: var(--sk-font-xs);
  color: var(--sk-muted);
}

.sk-playerbar-caps {
  display: flex;
  gap: var(--sk-space-1);
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ---------- Uhren ---------- */
.sk-clock {
  font-family: var(--sk-font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 1.35rem;
  font-weight: 700;
  min-width: 92px;
  text-align: center;
  padding: var(--sk-space-1) var(--sk-space-3);
  border-radius: var(--sk-radius-md);
  background: var(--sk-bg-soft);
  border: 1px solid var(--sk-border);
  color: var(--sk-text);
  letter-spacing: 0.02em;
}
.sk-clock--running {
  color: var(--sk-accent-text);
  border-color: color-mix(in srgb, var(--sk-accent) 45%, var(--sk-border));
}
.sk-clock--low {
  color: var(--sk-danger);
  border-color: var(--sk-danger);
  animation: sk-clock-pulse 1s ease-in-out infinite;
}
.sk-clock--done {
  color: var(--sk-faint);
  text-decoration: line-through;
}
@keyframes sk-clock-pulse {
  50% { box-shadow: 0 0 0 4px var(--sk-danger-soft); }
}

/* ---------- Brett-Rahmen ---------- */
.sk-board-frame {
  position: relative;
  border-radius: var(--sk-radius-lg);
  background: var(--sk-board-bg);
  background-image: radial-gradient(
      circle at 22% 18%,
      color-mix(in srgb, var(--sk-board-bg-2) 60%, transparent),
      transparent 45%
    ),
    linear-gradient(160deg, var(--sk-board-bg), var(--sk-board-bg-2));
  border: 1px solid color-mix(in srgb, var(--sk-board-line) 45%, transparent);
  box-shadow: var(--sk-shadow-md), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  padding: clamp(8px, 2.2vw, 16px);
  transition: background-color var(--sk-dur-slow) var(--sk-ease-out);
}

.sk-board {
  display: block;
  width: 100%;
  height: auto;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
  border-radius: var(--sk-radius-sm);
}
.sk-board:focus-visible {
  outline: 2px solid var(--sk-focus-ring);
  outline-offset: 2px;
}
.sk-board.is-dragging {
  cursor: grabbing;
}
.sk-board-interactive .sk-piecedrag {
  cursor: grab;
}
.sk-board-interactive .sk-piecedrag:hover .sk-piece-hit {
  stroke: var(--sk-board-selected);
  stroke-opacity: 0.7;
}

/* Koordinaten */
.sk-coord {
  font-family: var(--sk-font-mono);
  font-size: 26px;
  fill: var(--sk-board-coord);
  user-select: none;
  pointer-events: none;
}
@media (max-width: 520px) {
  .sk-coord { font-size: 18px; }
}

/* Gitter */
.sk-grid-line {
  stroke: var(--sk-board-line);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke var(--sk-dur-slow) var(--sk-ease-out);
}
.sk-grid-point {
  fill: var(--sk-board-point);
  transition: fill var(--sk-dur-slow) var(--sk-ease-out);
}
.sk-loop {
  fill: none;
  stroke: var(--sk-board-line);
  stroke-width: 6;
  stroke-linecap: round;
  transition: stroke var(--sk-dur-slow) var(--sk-ease-out);
}
.sk-loop--used {
  stroke: var(--sk-board-selected);
  stroke-width: 8;
}

/* Letzter Zug */
.sk-lastmove {
  fill: var(--sk-board-last-move);
  pointer-events: none;
}
.sk-lastmove-ring {
  fill: none;
  stroke: var(--sk-accent2);
  stroke-width: 5;
  pointer-events: none;
  opacity: 0.85;
}

/* Legale Züge */
.sk-dot {
  fill: var(--sk-board-legal);
  opacity: 0.85;
  pointer-events: none;
}
.sk-dot--capture {
  fill: none;
  stroke: var(--sk-board-legal);
  stroke-width: 6;
  opacity: 0.85;
}
.sk-dot--hint {
  fill: var(--sk-warn);
  opacity: 0.95;
}

/* Auswahl */
.sk-selected {
  fill: none;
  stroke: var(--sk-board-selected);
  stroke-width: 7;
  pointer-events: none;
}

/* Cursor (Tastatur-Navigation) */
.sk-cursor {
  fill: none;
  stroke: var(--sk-board-selected);
  stroke-width: 6;
  stroke-dasharray: 14 10;
  pointer-events: none;
  animation: sk-cursor-dash 1.2s linear infinite;
}
@keyframes sk-cursor-dash {
  to { stroke-dashoffset: -24; }
}

/* ---------- Steine ---------- */
.sk-piece-group {
  transition: opacity var(--sk-dur-base) var(--sk-ease-out);
  pointer-events: none; /* Klicks gehen an die Interaktions-Ebene darunter */
}
.sk-piece-ghost {
  opacity: 0.9;
}
.sk-no-move-anim .sk-piece-group {
  transition: none;
}
.sk-piece-body {
  transition: filter var(--sk-dur-fast) var(--sk-ease-out);
}
.sk-piece-hit {
  fill: transparent;
  stroke: none;
  stroke-width: 18;
  cursor: pointer;
}
.sk-piece--white .sk-piece-fill {
  fill: url("#sk-grad-white");
  stroke: var(--sk-piece-white-ring);
  stroke-width: 4;
}
.sk-piece--white .sk-piece-inner {
  fill: none;
  stroke: var(--sk-piece-white-ring);
  stroke-width: 5;
  opacity: 0.9;
}
.sk-piece--white .sk-piece-shine {
  fill: rgba(255, 255, 255, 0.85);
}
.sk-piece--black .sk-piece-fill {
  fill: url("#sk-grad-black");
  stroke: var(--sk-piece-black-ring);
  stroke-width: 4;
}
.sk-piece--black .sk-piece-inner {
  fill: none;
  stroke: color-mix(in srgb, var(--sk-piece-black) 65%, #fff);
  stroke-width: 5;
  opacity: 0.55;
}
.sk-piece--black .sk-piece-shine {
  fill: rgba(255, 255, 255, 0.1);
}

/* Farbenblind-Option: Muster auf schwarzen Steinen */
.sk-colorblind .sk-piece--black .sk-piece-pattern {
  fill: var(--sk-warn);
}
.sk-piece-pattern {
  display: none;
}
.sk-colorblind .sk-piece-pattern {
  display: block;
}

/* Schlag-Animation */
.sk-piece--captured {
  animation: sk-capture var(--sk-dur-slow) var(--sk-ease-out) forwards;
}
@keyframes sk-capture {
  0% { opacity: 1; transform: scale(1); }
  55% { opacity: 1; transform: scale(1.25); }
  100% { opacity: 0; transform: scale(0.15); }
}

/* ---------- Brett-Werkzeugleiste ---------- */
.sk-board-tools {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sk-space-2);
  flex-wrap: wrap;
}
.sk-coord-input {
  flex: 1 1 auto;
  min-width: 12ch;
  max-width: 220px;
  font-family: var(--sk-font-mono);
}
.sk-coord-form {
  flex: 1 1 auto;
  min-width: 0;
  max-width: 340px;
}

/* ---------- Seitenpanels (Züge / Chat / Info) ---------- */
.sk-panel {
  background: var(--sk-surface);
  border: 1px solid var(--sk-border);
  border-radius: var(--sk-radius-lg);
  display: flex;
  flex-direction: column;
  min-height: 320px;
  overflow: hidden;
}
.sk-panel[hidden] {
  display: none; /* hidden-Attribut gegen display:flex absichern */
}
.sk-panel-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--sk-space-3);
  min-height: 0;
}

/* Zugliste */
.sk-movelist {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) minmax(0, 1fr);
  gap: 0;
  font-size: var(--sk-font-sm);
}
.sk-movelist-num {
  color: var(--sk-faint);
  padding: var(--sk-space-2) var(--sk-space-2);
  text-align: right;
  font-variant-numeric: tabular-nums;
  user-select: none;
  border-top: 1px solid var(--sk-border);
}
.sk-movelist a {
  padding: var(--sk-space-2) var(--sk-space-2);
  color: var(--sk-text);
  border-radius: var(--sk-radius-sm);
  font-family: var(--sk-font-mono);
  font-size: 0.95em;
  border-top: 1px solid var(--sk-border);
}
.sk-movelist a:hover {
  background: var(--sk-accent-soft);
  color: var(--sk-text-strong);
}
.sk-movelist a.sk-move-current {
  background: var(--sk-accent2-soft);
  color: var(--sk-accent2-text);
  font-weight: 700;
}
.sk-movelist-empty {
  color: var(--sk-faint);
  padding: var(--sk-space-4);
}

/* Chat */
.sk-chat {
  display: flex;
  flex-direction: column;
  min-height: 0;
  flex: 1;
}
.sk-chat-log {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--sk-space-2);
  padding: var(--sk-space-3);
  min-height: 0;
}
.sk-chat-msg {
  max-width: 85%;
  padding: var(--sk-space-2) var(--sk-space-3);
  border-radius: var(--sk-radius-md);
  background: var(--sk-bg-soft);
  border: 1px solid var(--sk-border);
  font-size: var(--sk-font-sm);
  overflow-wrap: anywhere;
  align-self: flex-start;
}
.sk-chat-msg--own {
  align-self: flex-end;
  background: var(--sk-accent-soft);
  border-color: color-mix(in srgb, var(--sk-accent) 35%, transparent);
}
.sk-chat-msg--system {
  align-self: center;
  background: none;
  border: none;
  color: var(--sk-muted);
  font-size: var(--sk-font-xs);
  text-align: center;
}
.sk-chat-msg-author {
  display: block;
  font-size: var(--sk-font-xs);
  font-weight: 700;
  color: var(--sk-muted);
  margin-bottom: 1px;
}
.sk-chat-msg--own .sk-chat-msg-author {
  color: var(--sk-accent-text);
}
.sk-chat-form {
  display: flex;
  gap: var(--sk-space-2);
  padding: var(--sk-space-3);
  border-top: 1px solid var(--sk-border);
}
.sk-chat-form .sk-input {
  flex: 1;
  min-width: 0;
  min-height: 40px;
}

/* ---------- Replay-Steuerung ---------- */
.sk-replay {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sk-space-2);
  padding: var(--sk-space-2);
  background: var(--sk-surface);
  border: 1px solid var(--sk-border);
  border-radius: var(--sk-radius-lg);
  flex-wrap: wrap;
}
.sk-replay-position {
  font-family: var(--sk-font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--sk-muted);
  font-size: var(--sk-font-sm);
  min-width: 92px;
  text-align: center;
}

/* ---------- Spiel-Aktionen ---------- */
.sk-game-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sk-space-2);
}

/* ---------- Ende-Modal ---------- */
.sk-result {
  display: grid;
  place-items: center;
  gap: var(--sk-space-4);
  text-align: center;
  padding: var(--sk-space-4) 0;
}
.sk-result-icon {
  width: 84px;
  height: 84px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--sk-accent-soft);
  color: var(--sk-accent);
}
.sk-result--loss .sk-result-icon {
  background: var(--sk-danger-soft);
  color: var(--sk-danger);
}
.sk-result--draw .sk-result-icon {
  background: var(--sk-accent2-soft);
  color: var(--sk-accent2);
}
.sk-result-icon svg {
  width: 42px;
  height: 42px;
}
.sk-result-title {
  font-size: var(--sk-font-2xl);
  font-weight: 800;
  color: var(--sk-text-strong);
}
.sk-result-sub {
  color: var(--sk-muted);
}
.sk-result-elo {
  display: inline-flex;
  align-items: center;
  gap: var(--sk-space-2);
  padding: var(--sk-space-2) var(--sk-space-4);
  border-radius: var(--sk-radius-pill);
  background: var(--sk-bg-soft);
  border: 1px solid var(--sk-border);
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.sk-result-elo .sk-elo-delta-up { color: var(--sk-success); }
.sk-result-elo .sk-elo-delta-down { color: var(--sk-danger); }

/* ---------- Statusleiste unter dem Brett ---------- */
.sk-game-status {
  display: flex;
  align-items: center;
  gap: var(--sk-space-2);
  font-size: var(--sk-font-sm);
  color: var(--sk-muted);
  min-height: 24px;
}
.sk-game-status .sk-spinner {
  margin-right: 2px;
}

/* ---------- Bot-Auswahl (spielen.js) ---------- */
.sk-bot-card {
  display: grid;
  gap: var(--sk-space-3);
  cursor: pointer;
  text-align: left;
  background: var(--sk-surface);
  border: 1px solid var(--sk-border);
  border-radius: var(--sk-radius-lg);
  padding: var(--sk-space-4);
  width: 100%;
  color: var(--sk-text);
  transition: transform var(--sk-dur-base) var(--sk-ease-out),
    border-color var(--sk-dur-base) var(--sk-ease-out),
    box-shadow var(--sk-dur-base) var(--sk-ease-out);
}
.sk-bot-card:hover {
  transform: translateY(-2px);
  border-color: var(--sk-accent);
  box-shadow: var(--sk-shadow-md);
}
.sk-bot-card:focus-visible {
  outline: 2px solid var(--sk-focus-ring);
  outline-offset: 2px;
}
.sk-bot-card-head {
  display: flex;
  align-items: center;
  gap: var(--sk-space-3);
}
.sk-bot-card-head .sk-avatar {
  width: 46px;
  height: 46px;
  font-size: var(--sk-font-lg);
}
.sk-bot-card-name {
  font-weight: 750;
  font-size: var(--sk-font-lg);
  color: var(--sk-text-strong);
}
.sk-bot-card-elo {
  font-size: var(--sk-font-xs);
  color: var(--sk-muted);
  font-variant-numeric: tabular-nums;
}
.sk-bot-card-desc {
  color: var(--sk-muted);
  font-size: var(--sk-font-sm);
}
.sk-bot-stars {
  display: inline-flex;
  gap: 2px;
  color: var(--sk-warn);
  letter-spacing: 0.1em;
}
.sk-bot-stars .sk-star-off {
  color: var(--sk-faint);
}

/* ---------- Lobby / Queue ---------- */
.sk-queue {
  display: grid;
  place-items: center;
  gap: var(--sk-space-3);
  text-align: center;
  padding: var(--sk-space-7) var(--sk-space-4);
}
.sk-queue-radar {
  position: relative;
  width: 96px;
  height: 96px;
}
.sk-queue-radar::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 2px solid var(--sk-accent-soft);
  animation: sk-radar 1.6s ease-out infinite;
}
.sk-queue-radar::after {
  content: "";
  position: absolute;
  inset: 26px;
  border-radius: 50%;
  background: var(--sk-accent);
  box-shadow: 0 0 24px var(--sk-accent-soft);
}
@keyframes sk-radar {
  from { transform: scale(0.5); opacity: 1; }
  to { transform: scale(1.5); opacity: 0; }
}

/* ---------- Responsive: Mobil – Brett oben, Panels als Tabs ---------- */
.sk-game-side-tabs {
  display: none;
}
@media (max-width: 1080px) {
  .sk-game-side-tabs {
    display: flex;
  }
  .sk-game-side-panel {
    display: none;
  }
  .sk-game-side-panel[data-tab-active="true"] {
    display: flex;
  }
}

/* Nicht-interaktives Brett (Replay): Trefferflächen deaktivieren (CSP-sicher) */
.sk-board-nointeract .sk-point-hit {
  pointer-events: none;
}

/* Steine-Gradienten (CSP-sicher: Farben im Stylesheet statt Inline-Styles) */
#sk-grad-white stop:first-child {
  stop-color: var(--sk-piece-white);
}
#sk-grad-white stop:last-child {
  stop-color: var(--sk-piece-white-idle);
}
#sk-grad-black stop:first-child {
  stop-color: var(--sk-piece-black-idle);
}
#sk-grad-black stop:last-child {
  stop-color: var(--sk-piece-black);
}