/* ==========================================================================
   Puzzles screen: "Difficulty level" mode (ui/level-puzzles.js).
   The screen carries data-puzzle-mode="campaign" | "levels"; colours come
   from the shared tokens so every theme follows.
   ========================================================================== */

#screen-puzzles .tp-puzzle-modes { margin: 4px 0 16px; }

#screen-puzzles[data-puzzle-mode="levels"] :is(#daily-puzzle-card, #puzzle-continue-card, .tp-puzzle-campaign) {
    display: none !important;
}
#screen-puzzles:not([data-puzzle-mode="levels"]) #level-puzzles-panel,
#screen-puzzles #level-puzzles-panel[hidden] { display: none !important; }

.tp-level-puzzles { display: grid; gap: 14px; }
.tp-level-puzzles .tp-section-heading { margin-bottom: 0; }
.tp-level-puzzles__intro,
.tp-level-puzzles__depth {
    margin: 0;
    color: var(--tp-color-text-secondary, var(--text-secondary, #aaa59e));
    font-size: 14px;
    line-height: 1.45;
}
.tp-level-puzzles__depth { font-size: 13px; font-weight: 650; }
.tp-level-puzzles__depth i { color: var(--tp-color-primary, var(--gold, #d4a24c)); }

.tp-level-puzzles__levels {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(118px, 1fr));
    gap: 8px;
}
.tp-level-chip {
    display: grid;
    gap: 4px;
    min-height: 56px;
    padding: 10px 12px;
    border: 1px solid var(--tp-color-border, rgba(255,255,255,.12));
    border-radius: 14px;
    background: var(--tp-color-surface, rgba(255,255,255,.04));
    color: var(--tp-color-text, #fff);
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color 150ms ease, background-color 150ms ease, transform 120ms ease;
}
.tp-level-chip:active:not(:disabled) { transform: scale(0.98); }
.tp-level-chip__name { font-size: 14px; font-weight: 750; }
.tp-level-chip__meta {
    font-size: 12px;
    font-weight: 700;
    color: var(--tp-color-text-secondary, #aaa59e);
    font-variant-numeric: tabular-nums;
}
.tp-level-chip.is-active {
    border-color: var(--tp-color-primary, #d4a24c);
    background: color-mix(in srgb, var(--tp-color-primary, #d4a24c) 16%, var(--tp-color-surface, transparent));
    box-shadow: inset 0 0 0 1px var(--tp-color-primary, #d4a24c);
}
.tp-level-chip.is-soon { cursor: not-allowed; opacity: 0.55; }
.tp-level-chip.is-soon .tp-level-chip__meta { text-transform: lowercase; }

.tp-level-puzzles__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(132px, 1fr));
    gap: 8px;
}
.tp-level-cell {
    position: relative;
    display: grid;
    align-content: center;
    gap: 6px;
    min-height: 64px;
    padding: 10px 12px;
    border: 1px solid var(--tp-color-border, rgba(255,255,255,.12));
    border-radius: 12px;
    background: var(--tp-color-surface-raised, rgba(255,255,255,.06));
    color: var(--tp-color-text, #fff);
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color 150ms ease, transform 120ms ease;
}
.tp-level-cell:hover { border-color: color-mix(in srgb, var(--tp-color-primary, #d4a24c) 55%, var(--tp-color-border, transparent)); }
.tp-level-cell:active { transform: scale(0.97); }
.tp-level-cell__number { font-size: 15px; font-weight: 750; font-variant-numeric: tabular-nums; }
.tp-level-cell__phase {
    justify-self: start;
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    background: color-mix(in srgb, var(--tp-color-text, #fff) 10%, transparent);
    color: var(--tp-color-text-secondary, #aaa59e);
}
.tp-level-cell__phase--endgame {
    background: color-mix(in srgb, var(--tp-color-primary, #d4a24c) 18%, transparent);
    color: var(--tp-color-primary, #d4a24c);
}
.tp-level-cell__mark { position: absolute; top: 8px; right: 10px; font-size: 12px; color: var(--tp-color-success, #4caf50); }
.tp-level-cell.is-solved {
    border-color: color-mix(in srgb, var(--tp-color-success, #4caf50) 45%, var(--tp-color-border, transparent));
    background: color-mix(in srgb, var(--tp-color-success, #4caf50) 12%, var(--tp-color-surface, transparent));
}
.tp-level-cell.is-next { border-color: var(--tp-color-primary, #d4a24c); }
.tp-level-chip:focus-visible,
.tp-level-cell:focus-visible { outline: 2px solid var(--tp-color-primary, #d4a24c); outline-offset: 2px; }
.tp-level-puzzles__empty { margin: 0; color: var(--tp-color-text-secondary, #aaa59e); }

.tp-level-puzzles__locked {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid var(--tp-color-border, rgba(255,255,255,.12));
    border-radius: 14px;
    background: var(--tp-color-surface, rgba(255,255,255,.04));
}
.tp-level-puzzles__locked > i { color: var(--tp-color-primary, #d4a24c); font-size: 18px; }
.tp-level-puzzles__locked-copy p { margin: 2px 0 0; color: var(--tp-color-text-secondary, #aaa59e); font-size: 13px; }

@media (max-width: 600px) {
    .tp-level-puzzles__levels { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .tp-level-puzzles__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .tp-level-puzzles__locked { grid-template-columns: auto minmax(0, 1fr); }
    .tp-level-puzzles__locked > button { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
    .tp-level-chip, .tp-level-cell { transition: none; }
}

/* --------------------------------------------------------------------------
   Multi-move puzzle panel on the board screen (ui/level-puzzles.js).
   Lives inside #tab-board above the board; shown only while a multi-move
   puzzle is open (body.multi-puzzle-game).
   -------------------------------------------------------------------------- */
.tp-multi-puzzle { display: none; }
body.multi-puzzle-game #screen-game .tp-multi-puzzle:not([hidden]) {
    display: grid;
    gap: 6px;
    flex: 0 0 auto;
    width: min(100%, 760px);
    box-sizing: border-box;
    margin: 0 auto 6px;
    padding: 8px 10px;
    border: 1px solid var(--tp-color-border, rgba(255,255,255,.12));
    border-radius: 12px;
    background: var(--tp-color-surface, rgba(255,255,255,.05));
    color: var(--tp-color-text, #fff);
}
.tp-multi-puzzle__goal {
    margin: 0;
    font-size: 13px;
    font-weight: 700;
    line-height: 1.3;
    overflow-wrap: anywhere;
}
.tp-multi-puzzle__row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 6px 10px;
    min-width: 0;
}
.tp-multi-puzzle__counter { font-size: 13px; font-variant-numeric: tabular-nums; color: var(--tp-color-primary, #d4a24c); }
.tp-multi-puzzle__gain { font-size: 12px; font-weight: 650; font-variant-numeric: tabular-nums; color: var(--tp-color-text-secondary, #aaa59e); }
.tp-multi-puzzle__actions { display: flex; flex-wrap: wrap; gap: 6px; margin-left: auto; min-width: 0; }
.tp-multi-puzzle__button {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 32px;
    padding: 4px 10px;
    border: 1px solid var(--tp-color-border, rgba(255,255,255,.16));
    border-radius: 999px;
    background: var(--tp-color-surface-raised, rgba(255,255,255,.08));
    color: inherit;
    font: inherit;
    font-size: 12px;
    font-weight: 700;
    white-space: nowrap;
    cursor: pointer;
}
.tp-multi-puzzle__button:disabled { opacity: .45; cursor: not-allowed; }
.tp-multi-puzzle__button:focus-visible { outline: 2px solid var(--tp-color-primary, #d4a24c); outline-offset: 2px; }
.tp-multi-puzzle[data-state="failed"] {
    border-color: color-mix(in srgb, var(--tp-color-danger, #e0604f) 60%, var(--tp-color-border, transparent));
}
.tp-multi-puzzle[data-state="failed"] .tp-multi-puzzle__button {
    border-color: var(--tp-color-primary, #d4a24c);
    color: var(--tp-color-primary, #d4a24c);
}
.tp-multi-puzzle[data-state="solved"] {
    border-color: color-mix(in srgb, var(--tp-color-success, #4caf50) 60%, var(--tp-color-border, transparent));
}
@media (max-width: 600px) {
    body.multi-puzzle-game #screen-game .tp-multi-puzzle:not([hidden]) { gap: 4px; margin-bottom: 4px; padding: 6px 8px; }
    .tp-multi-puzzle__goal { font-size: 12px; }
    .tp-multi-puzzle__button { min-height: 30px; padding: 3px 9px; font-size: 11.5px; }
}