/**
 * PlayZone — Game Base CSS
 * Use this file for all original HTML5 games
 * Provides consistent styling across all games
 */

/* ===== CSS Variables ===== */
:root {
    --game-primary: #6b7aff;
    --game-primary-hover: #4a5cff;
    --game-accent: #2ecb8a;
    --game-success: #4ade80;
    --game-warning: #fbbf24;
    --game-danger: #f87171;
    --game-bg: linear-gradient(135deg, #0f1220 0%, #1a1f3c 100%);
    --game-bg-alt: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    --game-surface: rgba(255, 255, 255, 0.05);
    --game-border: rgba(255, 255, 255, 0.1);
    --game-text: #ffffff;
    --game-text-dim: #888888;
    --game-text-mute: #666666;
    --game-radius: 12px;
    --game-radius-lg: 20px;
}

/* ===== Base Styles ===== */
.game-wrapper {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

.game-header {
    margin-bottom: 25px;
}

.game-title {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--game-primary) 0%, var(--game-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.game-subtitle {
    font-size: 0.95rem;
    color: var(--game-text-dim);
}

/* ===== Score Board ===== */
.game-scoreboard {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 25px;
}

.score-item {
    text-align: center;
}

.score-label {
    font-size: 0.7rem;
    color: var(--game-text-dim);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.score-value {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--game-primary);
}

.score-value.accent { color: var(--game-accent); }
.score-value.success { color: var(--game-success); }
.score-value.warning { color: var(--game-warning); }

/* ===== Game Area ===== */
.game-area {
    background: var(--game-surface);
    border-radius: var(--game-radius-lg);
    padding: 35px 25px;
    margin-bottom: 25px;
    border: 1px solid var(--game-border);
}

/* ===== Start Screen ===== */
.start-screen {
    text-align: center;
}

.start-screen p {
    color: var(--game-text-dim);
    margin-bottom: 20px;
}

/* ===== Game Screen ===== */
.game-screen {
    display: none;
}

.game-screen.active {
    display: block;
}

/* ===== Buttons ===== */
.game-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--game-radius);
    border: none;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    font-family: inherit;
}

.game-btn:hover {
    transform: translateY(-2px);
}

.game-btn:active {
    transform: scale(0.98);
}

.game-btn-primary {
    background: linear-gradient(135deg, var(--game-primary) 0%, var(--game-accent) 100%);
    color: var(--game-text);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.game-btn-primary:hover {
    background: linear-gradient(135deg, var(--game-primary-hover) 0%, var(--game-accent) 100%);
}

.game-btn-secondary {
    background: var(--game-surface);
    color: var(--game-text);
    border: 1px solid var(--game-border);
}

.game-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.game-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ===== Input Fields ===== */
.game-input {
    background: var(--game-surface);
    border: 2px solid var(--game-border);
    border-radius: var(--game-radius);
    padding: 15px 20px;
    font-size: 1.2rem;
    color: var(--game-text);
    text-align: center;
    width: 200px;
    font-family: inherit;
    font-weight: 600;
}

.game-input:focus {
    outline: none;
    border-color: var(--game-primary);
}

/* ===== Feedback ===== */
.game-feedback {
    font-size: 1rem;
    min-height: 30px;
    font-weight: 600;
    margin-top: 15px;
}

.game-feedback.correct { color: var(--game-success); }
.game-feedback.wrong { color: var(--game-danger); }
.game-feedback.info { color: var(--game-warning); }

/* ===== Timer ===== */
.game-timer {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    margin-top: 20px;
    overflow: hidden;
}

.game-timer-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--game-primary) 0%, var(--game-accent) 100%);
    transition: width 0.1s linear;
    border-radius: 3px;
}

.game-timer-fill.warning {
    background: linear-gradient(90deg, var(--game-warning) 0%, #f97316 100%);
}

.game-timer-fill.danger {
    background: linear-gradient(90deg, var(--game-danger) 0%, #dc2626 100%);
}

/* ===== Progress Bar ===== */
.game-progress {
    width: 100%;
    max-width: 300px;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    margin: 15px auto;
    overflow: hidden;
}

.game-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--game-primary) 0%, var(--game-accent) 100%);
    transition: width 0.3s ease;
}

/* ===== Game Over Screen ===== */
.game-over {
    display: none;
    text-align: center;
}

.game-over.active {
    display: block;
}

.game-over-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--game-text);
}

.game-final-score {
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--game-primary) 0%, var(--game-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.game-new-record {
    background: linear-gradient(135deg, var(--game-warning) 0%, #f97316 100%);
    color: var(--game-text);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    display: none;
    margin: 15px 0;
}

.game-new-record.show {
    display: inline-block;
}

.game-stats {
    color: var(--game-text-dim);
    margin-bottom: 20px;
}

/* ===== Difficulty Selector ===== */
.game-difficulty {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.diff-btn {
    padding: 10px 20px;
    border: 2px solid var(--game-border);
    background: var(--game-surface);
    border-radius: 10px;
    color: var(--game-text);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.9rem;
    font-weight: 500;
    font-family: inherit;
}

.diff-btn:hover {
    border-color: var(--game-primary);
}

.diff-btn.active {
    background: linear-gradient(135deg, var(--game-primary) 0%, var(--game-accent) 100%);
    border-color: transparent;
}

/* ===== Keyboard ===== */
.game-keyboard {
    display: grid;
    gap: 8px;
    max-width: 350px;
    margin: 20px auto;
}

.game-keyboard.cols-5 { grid-template-columns: repeat(5, 1fr); }
.game-keyboard.cols-6 { grid-template-columns: repeat(6, 1fr); }
.game-keyboard.cols-7 { grid-template-columns: repeat(7, 1fr); }

.key-btn {
    background: var(--game-surface);
    border: 1px solid var(--game-border);
    border-radius: 10px;
    padding: 12px 8px;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--game-text);
    cursor: pointer;
    transition: all 0.15s ease;
    min-height: 50px;
    font-family: inherit;
}

.key-btn:hover {
    background: rgba(102, 126, 234, 0.3);
    border-color: var(--game-primary);
}

.key-btn:active {
    transform: scale(0.95);
    background: rgba(102, 126, 234, 0.5);
}

.key-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.key-btn.selected {
    background: rgba(245, 87, 108, 0.4);
    border-color: var(--game-danger);
}

.key-btn.correct {
    background: rgba(74, 222, 128, 0.3);
    border-color: var(--game-success);
}

/* ===== Message Display ===== */
.message-display {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--game-text);
    margin-bottom: 15px;
}

.message-display.large {
    font-size: 1.5rem;
}

.sub-message {
    font-size: 0.9rem;
    color: var(--game-text-dim);
    margin-bottom: 15px;
}

/* ===== Cards ===== */
.game-card {
    background: var(--game-surface);
    border: 1px solid var(--game-border);
    border-radius: var(--game-radius);
    padding: 20px;
    margin: 15px 0;
}

/* ===== Helper Classes ===== */
.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }
.text-center { text-align: center; }
.text-dim { color: var(--game-text-dim); }
.text-success { color: var(--game-success); }
.text-danger { color: var(--game-danger); }
.text-warning { color: var(--game-warning); }

/* ===== Animations ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
    0% { transform: scale(0.5); opacity: 0; }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

.animate-fade { animation: fadeIn 0.3s ease; }
.animate-pulse { animation: pulse 0.5s ease; }
.animate-shake { animation: shake 0.3s ease; }

/* ===== Responsive ===== */
@media (max-width: 400px) {
    .game-wrapper {
        padding: 15px;
    }

    .game-title {
        font-size: 1.5rem;
    }

    .game-scoreboard {
        gap: 20px;
    }

    .score-value {
        font-size: 1.5rem;
    }

    .game-keyboard {
        gap: 6px;
    }

    .key-btn {
        padding: 10px 5px;
        font-size: 1rem;
        min-height: 45px;
    }

    .game-keyboard.cols-7 { grid-template-columns: repeat(5, 1fr); }
}