/* ---------------------------------------------------------------
   Wortstamm Spiel – Styles
   Orientiert an rush-hour-game.css als visuelle Vorlage.
   BEM-Namenskonvention, CSS-Variablen, modernes Layout
   --------------------------------------------------------------- */

/* -------------------------------------------
   1. CSS-Variablen (Custom Properties)
   ------------------------------------------- */
.wortstamm-game {
    --ws-color-bg: #e7ebee;
    --ws-color-text: #212529;
    --ws-color-primary: #338899;
    --ws-color-primary-hover: #28a745;
    --ws-color-correct: #28a745;
    --ws-color-wrong: #cc3333;
    --ws-color-pool-bg: #ffffff;
    --ws-color-pool-border: #dee2e6;
    --ws-color-pool-hover: #e9ecef;
    --ws-color-pool-active: #338899;
    --ws-color-pool-text: #212529;
    --ws-color-pool-disabled: #adb5bd;
    --ws-color-slot-bg: #ffffff;
    --ws-color-slot-border: #338899;
    --ws-color-slot-filled: #e8f4f8;
    --ws-color-header-bg: #ffffff;
    --ws-font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu,
        sans-serif;
    --ws-font-size-base: 1rem;
    --ws-font-size-lg: 1.25rem;
    --ws-font-size-xl: 1.75rem;
    --ws-spacing-xs: 0.25rem;
    --ws-spacing-sm: 0.5rem;
    --ws-spacing-md: 1rem;
    --ws-spacing-lg: 1.5rem;
    --ws-spacing-xl: 2rem;
    --ws-border-radius: 12px;
    --ws-border-radius-sm: 6px;
    --ws-box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    --ws-transition: 0.2s ease;
}

/* -------------------------------------------
   2. Game-Container
   ------------------------------------------- */
.wortstamm-game {
    max-width: 1366px;
    margin: var(--ws-spacing-xl) auto;
    padding: clamp(0.125rem, -0.8125rem + 3.75vw, 2rem);
    background: var(--ws-color-bg);
    border-radius: var(--ws-border-radius);
    border: 1px solid #ccc;
    box-shadow: var(--ws-box-shadow);
    font-family: var(--ws-font-family);
    font-size: var(--ws-font-size-base);
    color: var(--ws-color-text);
    position: relative;
}

/* -------------------------------------------
   3. Filterbereich (Dropdowns)
   ------------------------------------------- */
.wortstamm-filters {
    display: flex;
    gap: var(--ws-spacing-md);
    margin-bottom: var(--ws-spacing-md);
    padding: 16px;
    background: white;
    border-radius: 8px;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.wortstamm-filters__group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1;
}

.wortstamm-filters__label {
    font-size: 16px;
    font-weight: 600;
    color: #212529;
}

/* Dropdown-Style (angelehnt an .rhg-select) */
.wortstamm-select {
    width: 100%;
    padding: 12px;
    border: 2px solid #338899;
    border-radius: var(--ws-border-radius-sm);
    font-size: 16px;
    font-family: var(--ws-font-family);
    background: white;
    cursor: pointer;
    transition: border-color var(--ws-transition);
    color: #212529;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23338899' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
}

.wortstamm-select:hover {
    border-color: #2a6f7d;
}

.wortstamm-select:focus {
    outline: none;
    border-color: #cc3333;
    box-shadow: 0 0 0 3px rgba(204, 51, 51, 0.1);
}

.wortstamm-select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background-color: #f0f0f0;
    border-color: #ccc;
}

/* -------------------------------------------
   4. Header (Fortschritt + Timer + Punktestand)
   ------------------------------------------- */
.wortstamm-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--ws-spacing-md);
    background: var(--ws-color-header-bg);
    border-radius: 8px;
    margin-bottom: var(--ws-spacing-lg);
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.wortstamm-header__left {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.wortstamm-progress {
    font-size: 20px;
    font-weight: 600;
    color: #212529;
}

.wortstamm-progress__separator {
    margin: 0 var(--ws-spacing-xs);
    color: var(--ws-color-pool-disabled);
}

/* Timer-Anzeige */
.wortstamm-timer {
    display: flex;
    gap: var(--ws-spacing-md);
    font-size: 14px;
    color: #6c757d;
}

/* Pool-Größen-Anzeige */
.wortstamm-poolsize {
    font-size: 14px;
    color: #6c757d;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.wortstamm-poolsize__value {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--ws-color-primary);
}

.wortstamm-timer__round,
.wortstamm-timer__word {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.wortstamm-timer__round-value,
.wortstamm-timer__word-value {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    color: var(--ws-color-primary);
}

/* Score (Auswertung) – 1.5× größer */
.wortstamm-score {
    display: flex;
    gap: calc(var(--ws-spacing-md) * 1.5);
    font-size: calc(var(--ws-font-size-base) * 1.5);
    font-weight: 600;
}

.wortstamm-score__correct,
.wortstamm-score__wrong,
.wortstamm-score__streak {
    display: inline-flex;
    align-items: center;
    gap: var(--ws-spacing-xs);
}

.wortstamm-score__icon {
    font-weight: 700;
}

.wortstamm-score__correct .wortstamm-score__icon {
    color: var(--ws-color-correct);
}

.wortstamm-score__wrong .wortstamm-score__icon {
    color: var(--ws-color-wrong);
}

/* -------------------------------------------
   5. Wort-Anzeige
   ------------------------------------------- */
.wortstamm-word {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--ws-spacing-sm);
    margin-bottom: var(--ws-spacing-xl);
    padding: 10px;
    background: var(--ws-color-header-bg);
    border-radius: 8px;
    border: 2px solid #dee2e6;
    min-height: 80px;
}

.wortstamm-word__part1 {
    font-size: calc(var(--ws-font-size-xl) * 1.8);
    font-weight: 700;
    color: var(--ws-color-primary);
    white-space: nowrap;
    letter-spacing: 5px;
}

.wortstamm-word__part2 {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: calc(var(--ws-spacing-xs) * 2);
}

/* Buchstaben-Eingabefelder (Slots) */
.wortstamm-slot {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 52px;
    font-size: calc(var(--ws-font-size-xl) * 1.5);
    font-weight: 700;
    text-transform: uppercase;
    background: var(--ws-color-slot-bg);
    border: 2px solid var(--ws-color-slot-border);
    border-radius: var(--ws-border-radius-sm);
    cursor: pointer;
    transition:
        border-color var(--ws-transition),
        background var(--ws-transition);
    user-select: none;
    caret-color: transparent;
}

.wortstamm-slot--filled {
    background: var(--ws-color-slot-filled);
    border-color: var(--ws-color-primary);
    color: var(--ws-color-primary);
}

.wortstamm-slot--correct {
    background: var(--ws-color-correct);
    border-color: var(--ws-color-correct);
    color: #ffffff;
}

.wortstamm-slot--wrong {
    background: var(--ws-color-wrong);
    border-color: var(--ws-color-wrong);
    color: #ffffff;
}

/* -------------------------------------------
   6. Buchstaben-Pool
   ------------------------------------------- */
.wortstamm-pool {
    display: grid;
    grid-template-columns: repeat(10, 1fr);
    justify-items: center;
    align-items: center;
    column-gap: 0.35rem;
    row-gap: 1.2rem;
    margin-bottom: var(--ws-spacing-lg);
    padding: var(--ws-spacing-sm);
    background: var(--ws-color-pool-bg);
    border: 1px solid #e9ecef;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

/* Einzelner Buchstabe im Pool – größer (Schrift) mit weniger Innenabstand */
.wortstamm-letter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    aspect-ratio: 1;
    max-width: 56px;
    font-size: calc(var(--ws-font-size-lg) * 2);
    font-weight: 700;
    text-transform: uppercase;
    background: var(--ws-color-pool-bg);
    border: 2px solid var(--ws-color-pool-border);
    border-radius: var(--ws-border-radius-sm);
    cursor: pointer;
    padding: 2px;
    transition:
        background var(--ws-transition),
        border-color var(--ws-transition),
        transform var(--ws-transition),
        box-shadow var(--ws-transition);
    user-select: none;
}

.wortstamm-letter:hover:not(.wortstamm-letter--used) {
    background: var(--ws-color-pool-hover);
    border-color: var(--ws-color-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.wortstamm-letter:active:not(.wortstamm-letter--used) {
    transform: translateY(0);
    box-shadow: none;
}

.wortstamm-letter--used {
    opacity: 0.35;
    cursor: default;
    pointer-events: none;
}

/* -------------------------------------------
   7. Ergebnis-Anzeige
   ------------------------------------------- */
.wortstamm-result {
    text-align: center;
    margin-bottom: var(--ws-spacing-md);
    min-height: 48px;
}

.wortstamm-result__message {
    font-size: calc(var(--ws-font-size-lg) * 1.8);
    font-weight: 700;
    margin-bottom: var(--ws-spacing-xs);
}

.wortstamm-result__message--correct {
    color: var(--ws-color-correct);
}

.wortstamm-result__message--wrong {
    color: var(--ws-color-wrong);
}

.wortstamm-result__solution {
    font-size: var(--ws-font-size-base);
    color: var(--ws-color-text);
}

.wortstamm-result__solution strong {
    font-weight: 700;
}

/* -------------------------------------------
   8. Aktions-Buttons
   ------------------------------------------- */

.wortstamm-actions {
    display: flex;
    justify-content: center;
    gap: var(--ws-spacing-md);
    margin-bottom: var(--ws-spacing-md);
    flex-wrap: wrap;
}

/* Basis-Button-Style (angelehnt an .rhg-button) */
.wortstamm-actions button {
    padding: 0.75rem 1.5rem;
    font-size: 16px;
    font-weight: 500;
    border: none;
    border-radius: var(--ws-border-radius-sm);
    cursor: pointer;
    background: #338899;
    color: #ffffff;
    transition:
        background var(--ws-transition),
        transform var(--ws-transition),
        box-shadow var(--ws-transition);
    min-width: 120px;
    text-align: center;
}

.wortstamm-actions button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.wortstamm-actions button:active {
    transform: translateY(0);
    box-shadow: none;
}

/* Next / Restart (Standard-Teal) */
.wortstamm-actions__next,
.wortstamm-actions__restart {
    background: #338899;
}

.wortstamm-actions__next:hover,
.wortstamm-actions__restart:hover {
    background: #2a6f7d;
}

/* TiPP-Button (positiver Hinweis → Grün wie Share-Button) */
.wortstamm-actions__tip {
    background: #28a745;
}

.wortstamm-actions__tip:hover {
    background: #218838;
}

/* Start-Button (prominentes Grün) */
.wortstamm-actions__start {
    background: #28a745;
}

.wortstamm-actions__start:hover {
    background: #218838;
}

/* -------------------------------------------
   8b. Lösungs-Overlay (bei Zeitüberschreitung)
   ------------------------------------------- */
.wortstamm-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.wortstamm-overlay__content {
    background: #ffffff;
    padding: 2rem 3rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.wortstamm-overlay__word {
    font-size: 3rem;
    font-weight: 700;
    color: var(--ws-color-primary);
    letter-spacing: 4px;
    text-transform: uppercase;
}

.wortstamm-overlay__hint {
    font-size: 1rem;
    color: #6c757d;
    margin-top: 1rem;
    font-style: italic;
}

.wortstamm-startstate {
    text-align: center;
    padding: var(--ws-spacing-xl) 0;
}

.wortstamm-startstate__message {
    font-size: calc(var(--ws-font-size-lg) * 1.5);
    color: #6c757d;
    font-style: italic;
}

/* -------------------------------------------
   9. Lade-Anzeige (angelehnt an .rhg-loading)
   ------------------------------------------- */
.wortstamm-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--ws-spacing-xl);
}

.wortstamm-loading__spinner {
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 4px solid rgba(51, 136, 153, 0.3);
    border-top-color: #338899;
    border-radius: 50%;
    animation: ws-spin 1s ease-in-out infinite;
}

@keyframes ws-spin {
    to {
        transform: rotate(360deg);
    }
}

/* Loading-Zustand ausblenden wenn nicht aktiv */
.wortstamm-loading--hidden {
    display: none;
}

/* -------------------------------------------
   10. Statistik-Container (unsichtbar)
   ------------------------------------------- */
.wortstamm-statistics {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* -------------------------------------------
   11. Game-Over-Ansicht
   ------------------------------------------- */
.wortstamm-gameover {
    text-align: center;
    padding: var(--ws-spacing-xl) 0;
}

.wortstamm-gameover__title {
    font-size: 20px;
    font-weight: 600;
    color: #212529;
    margin-bottom: var(--ws-spacing-sm);
}

.wortstamm-gameover__time {
    font-size: var(--ws-font-size-lg);
    font-weight: 600;
    color: var(--ws-color-primary);
    margin-bottom: var(--ws-spacing-lg);
    font-variant-numeric: tabular-nums;
}

.wortstamm-gameover__stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--ws-spacing-md);
    max-width: 360px;
    margin: 0 auto var(--ws-spacing-lg);
}

.wortstamm-gameover__stat {
    padding: var(--ws-spacing-md);
    background: var(--ws-color-header-bg);
    border-radius: 8px;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.wortstamm-gameover__stat-value {
    font-size: 20px;
    font-weight: 600;
    display: block;
}

.wortstamm-gameover__stat-label {
    font-size: 14px;
    color: #6c757d;
    font-style: italic;
}

.wortstamm-gameover__stat--correct .wortstamm-gameover__stat-value {
    color: var(--ws-color-correct);
}

.wortstamm-gameover__stat--wrong .wortstamm-gameover__stat-value {
    color: var(--ws-color-wrong);
}

.wortstamm-gameover__stat--streak .wortstamm-gameover__stat-value {
    color: var(--ws-color-primary);
}

.wortstamm-gameover__stat--unsolved .wortstamm-gameover__stat-value {
    color: #6c757d;
}

/* -------------------------------------------
   12. Responsive-Anpassungen
   ------------------------------------------- */

/* Tablet (< 992px) */
@media (max-width: 991px) {
    .wortstamm-game {
        margin: var(--ws-spacing-md) auto;
    }

    .wortstamm-header {
        flex-direction: column;
        gap: var(--ws-spacing-sm);
        align-items: flex-start;
    }

    .wortstamm-score {
        width: 100%;
        justify-content: space-between;
    }

    .wortstamm-filters {
        flex-direction: column;
    }
}

/* Mobile (< 768px) – Pool auf 5×4 umschalten */
@media (max-width: 768px) {
    .wortstamm-game {
        padding: var(--ws-spacing-md);
    }

    .wortstamm-word__part1 {
        font-size: var(--ws-font-size-lg);
    }

    .wortstamm-slot {
        width: 36px;
        height: 44px;
        font-size: calc(var(--ws-font-size-lg) * 1.5);
    }

    /* 5 Spalten → 4 Reihen × 5 Buchstaben */
    .wortstamm-pool {
        grid-template-columns: repeat(5, 1fr);
    }

    .wortstamm-overlay__word {
        font-size: 2rem;
    }

    .wortstamm-overlay__content {
        padding: 1.5rem;
        margin: 1rem;
    }
}

/* Kleine Mobilgeräte (< 480px) */
@media (max-width: 480px) {
    .wortstamm-game {
        padding: 0.75rem;
        margin: var(--ws-spacing-sm) auto;
        border-radius: 8px;
    }

    .wortstamm-header {
        padding: var(--ws-spacing-sm);
    }

    .wortstamm-progress {
        font-size: 18px;
    }

    .wortstamm-score {
        font-size: calc(var(--ws-font-size-base) * 1.25);
        gap: var(--ws-spacing-sm);
    }

    .wortstamm-timer {
        font-size: 12px;
    }

    .wortstamm-word {
        padding: 6px;
    }

    .wortstamm-slot {
        width: 32px;
        height: 38px;
        font-size: 1.1rem;
    }

    .wortstamm-pool {
        padding: var(--ws-spacing-sm);
        gap: 0.25rem;
    }

    .wortstamm-letter {
        max-width: 44px;
        font-size: calc(var(--ws-font-size-base) * 1.4);
    }

    .wortstamm-actions {
        flex-direction: column;
        align-items: center;
    }

    .wortstamm-actions button {
        width: 100%;
        max-width: 250px;
    }

    .wortstamm-gameover__stats {
        grid-template-columns: 1fr;
        max-width: 200px;
    }
}