/* Solitaire Quest — interactive game page.
   Palette and card styles mirror replay.css; adds drag, selection,
   HUD, and win-overlay layers. */

:root {
    --bg: #0f0a1f;
    --felt: #0f4c30;
    --panel: #1a0f2e;
    --panel-hi: #2d1b69;
    --text: #f5f0ff;
    --text-muted: #b5a8d5;
    --accent: #ffd23f;
    --red: #cc3344;
    --black: #1a0f2e;
    --card-bg: #ffffff;
    --card-border: #ccc;
    --card-w: 80px;
    --card-h: 112px;
    --gap: 12px;
    --fan: 28px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    user-select: none;
}

/* ── Header / HUD ────────────────────────────────────────────────────── */

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    gap: 12px;
    flex-wrap: wrap;
}

.hud-left  { display: flex; align-items: center; gap: 12px; }
.hud-center { display: flex; gap: 20px; font-size: 14px; font-weight: 600; }
.hud-right { display: flex; align-items: center; gap: 10px; }

.logo { font-size: 16px; font-weight: 700; }
.muted { color: var(--text-muted); font-size: 12px; }

button {
    background: var(--panel-hi);
    color: var(--text);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 6px;
    padding: 6px 14px;
    cursor: pointer;
    font-size: 13px;
    font-family: inherit;
    transition: background 120ms;
}
button:hover { background: var(--accent); color: var(--black); }
button:disabled { opacity: 0.4; cursor: default; }

.toggle-label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    cursor: pointer;
    color: var(--text-muted);
}
.toggle-label:hover { color: var(--text); }

/* ── Board ───────────────────────────────────────────────────────────── */

main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding: 20px;
}

#board {
    position: relative;
    background: var(--felt);
    border-radius: 12px;
    padding: 20px;
    /* 7 columns wide */
    width: calc(7 * var(--card-w) + 6 * var(--gap) + 40px);
    /* top row + generous fan budget for a 13-card column */
    height: calc(var(--card-h) + 28px + var(--card-h) + 12 * var(--fan) + 40px);
    cursor: default;
}

/* Empty-pile slot markers */
.slot {
    position: absolute;
    width: var(--card-w);
    height: var(--card-h);
    border: 2px dashed rgba(255,255,255,0.15);
    border-radius: 8px;
}

.slot.drop-active {
    border-color: var(--accent);
    background: rgba(255, 210, 63, 0.08);
}

/* ── Cards ───────────────────────────────────────────────────────────── */

.card {
    position: absolute;
    top: 0; left: 0;
    width: var(--card-w);
    height: var(--card-h);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 6px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.35);
    padding: 4px 6px;
    font-weight: 600;
    line-height: 1;
    cursor: grab;
    transition: transform 260ms cubic-bezier(0.22, 1, 0.36, 1),
                opacity  200ms ease,
                box-shadow 120ms ease;
    will-change: transform;
}

.card:active { cursor: grabbing; }

.card.face-down {
    background:
        repeating-linear-gradient(
            45deg,
            #482f97 0, #482f97 6px,
            #2d1b69 6px, #2d1b69 12px
        );
    color: transparent;
    border-color: #4a3a8a;
    cursor: default;
}

.card .corner {
    position: absolute;
    font-size: 14px;
    line-height: 1.1;
    text-align: center;
}
.card .corner.top    { top: 4px; left: 6px; }
.card .corner.bottom { bottom: 4px; right: 6px; transform: rotate(180deg); }

.card.red   { color: var(--red); }
.card.black { color: var(--black); }

.card .center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-size: 28px;
}

/* Stock pile: pointer cursor since it's a click target, not draggable */
.card.stock-card { cursor: pointer; }

/* Selected / being-dragged state */
.card.selected {
    box-shadow: 0 0 0 2px var(--accent), 0 4px 12px rgba(0,0,0,0.5);
    z-index: 200;
    transition: none;   /* snap instantly while dragging */
}

/* Drop-target highlight on cards (top of a tableau column) */
.card.drop-target {
    box-shadow: 0 0 0 2px var(--accent), 0 4px 12px rgba(0,0,0,0.5);
}

/* Recycle indicator on empty stock */
.recycle-label {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-size: 26px;
    color: rgba(255,255,255,0.3);
    pointer-events: none;
}

/* ── Win overlay ─────────────────────────────────────────────────────── */

#win-overlay {
    position: fixed;
    inset: 0;
    background: rgba(10, 5, 20, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

#win-overlay.hidden { display: none; }

.win-card {
    background: var(--panel);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 16px;
    padding: 40px 48px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.6);
}

.win-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--accent);
}

.win-score {
    font-size: 24px;
    font-weight: 600;
}

.win-detail {
    font-size: 14px;
    color: var(--text-muted);
}

#btn-win-new {
    margin-top: 8px;
    padding: 12px 32px;
    font-size: 16px;
}