/* ============================================
   KNIDOS GAMES - Shared Components
   ============================================ */

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-base);
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--knidos-primary);
    color: var(--bg-primary);
    border: 1px solid rgba(205, 254, 70, 0.4);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.btn-primary:hover {
    background: var(--knidos-primary-dark);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--bg-tertiary);
}

.btn-secondary:hover {
    border-color: var(--knidos-primary);
    color: var(--knidos-primary);
}

.btn-outline {
    background: transparent;
    color: var(--knidos-primary);
    border: 2px solid var(--knidos-primary);
}

.btn-outline:hover {
    background: var(--knidos-primary);
    color: var(--bg-primary);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-lg);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-sm);
}

.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: var(--radius-full);
}

/* Cards */
.card {
    background: var(--gradient-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    transition: all var(--transition-base);
}

.card:hover {
    border-color: var(--knidos-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.card-game {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.card-game::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

.card-game:hover::before {
    transform: scaleX(1);
}

.card-game-preview {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-game-title {
    font-size: var(--text-xl);
    font-weight: 700;
    margin-bottom: var(--space-2);
}

.card-game-desc {
    color: var(--text-secondary);
    font-size: var(--text-sm);
}

.card-game-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-1) var(--space-3);
    background: var(--bg-primary);
    border: 1px solid var(--knidos-primary);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    color: var(--knidos-primary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Score Display */
.score-display {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: #141414;
    border: 1px solid rgba(205, 254, 70, 0.2);
    border-radius: var(--radius-lg);
    font-family: var(--font-mono);
    font-size: var(--text-lg);
    font-weight: 600;
}

.score-display-label {
    color: var(--text-muted);
    font-size: var(--text-sm);
    font-weight: 400;
}

.score-display-value {
    color: var(--knidos-primary);
}

/* Screen Overlay (Full Screen Modals) */
.screen-overlay {
    position: fixed;
    inset: 0;
    background: linear-gradient(180deg, rgba(12, 12, 12, 0.98) 0%, rgba(26, 26, 26, 0.98) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 200;
    text-align: center;
    padding: var(--space-8);
    overflow: hidden;
}

.screen-overlay::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(0deg,
            rgba(205, 254, 70, 0.08) 0px,
            rgba(205, 254, 70, 0.08) 1px,
            transparent 1px,
            transparent 16px),
        repeating-linear-gradient(90deg,
            rgba(94, 42, 199, 0.06) 0px,
            rgba(94, 42, 199, 0.06) 1px,
            transparent 1px,
            transparent 22px);
    opacity: 0.35;
    pointer-events: none;
}

.screen-overlay > * {
    position: relative;
    z-index: 1;
}

.overlay-back {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    border: 1px solid rgba(205, 254, 70, 0.4);
    background: rgba(10, 10, 10, 0.6);
    color: var(--knidos-primary);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.overlay-back:hover {
    background: var(--knidos-primary);
    color: var(--bg-primary);
}

.screen-overlay.hidden {
    display: none;
}

.screen-icon {
    font-size: 72px;
    margin-bottom: var(--space-6);
}

.screen-title {
    font-size: var(--text-4xl);
    font-weight: 800;
    color: var(--knidos-primary);
    margin-bottom: var(--space-4);
    text-shadow: 0 0 30px var(--knidos-primary-glow);
}

.screen-desc {
    font-size: var(--text-lg);
    color: var(--text-secondary);
    max-width: 450px;
    margin-bottom: var(--space-8);
    line-height: 1.6;
}

/* Modal (Card based) */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border: 1px solid rgba(205, 254, 70, 0.25);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    max-width: 480px;
    width: 90%;
    text-align: center;
    transform: scale(0.9);
    transition: transform var(--transition-bounce);
}

.modal-overlay.active .modal {
    transform: scale(1);
}

.modal-title {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-4);
}

.modal-score {
    font-size: var(--text-5xl);
    font-family: var(--font-mono);
    color: var(--knidos-primary);
    margin-bottom: var(--space-6);
}

.modal-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
}

/* Pause Overlay */
.pause-modal {
    max-width: 560px;
}

.pause-kicker {
    font-size: var(--text-xs);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: var(--space-2);
}

.pause-options {
    display: flex;
    justify-content: center;
    gap: var(--space-3);
    flex-wrap: wrap;
    margin-bottom: var(--space-5);
}

.pause-controls {
    background: var(--bg-secondary);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    text-align: left;
    margin-bottom: var(--space-6);
}

.pause-controls-title {
    font-size: var(--text-xs);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: var(--space-3);
}

.pause-controls-list {
    display: grid;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--text-secondary);
}

.pause-controls-key {
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.pause-btn {
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-size: 10px;
    padding: var(--space-2) var(--space-3);
}

/* Loader */
.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--knidos-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Toast */
.toast {
    position: fixed;
    bottom: calc(var(--space-6) + env(safe-area-inset-bottom));
    right: calc(var(--space-6) + env(safe-area-inset-right));
    padding: var(--space-4) var(--space-6);
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    transform: translateX(150%);
    transition: transform var(--transition-bounce);
    z-index: var(--z-overlay);
}

.toast.active {
    transform: translateX(0);
}

.toast-success {
    border-left: 3px solid var(--bull-green);
}

.toast-error {
    border-left: 3px solid var(--bear-red);
}

/* Leaderboard */
.leaderboard {
    background: var(--bg-card);
    border: 1px solid var(--bg-tertiary);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.leaderboard-header {
    padding: var(--space-4) var(--space-6);
    background: var(--bg-tertiary);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.leaderboard-item {
    display: flex;
    align-items: center;
    padding: var(--space-4) var(--space-6);
    border-bottom: 1px solid var(--bg-tertiary);
    transition: background var(--transition-fast);
}

.leaderboard-item:last-child {
    border-bottom: none;
}

.leaderboard-item:hover {
    background: var(--bg-secondary);
}

.leaderboard-rank {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: var(--text-sm);
    margin-right: var(--space-4);
}

.leaderboard-rank.gold {
    background: linear-gradient(135deg, #ffd700 0%, #b8860b 100%);
    color: var(--bg-primary);
}

.leaderboard-rank.silver {
    background: linear-gradient(135deg, #c0c0c0 0%, #808080 100%);
    color: var(--bg-primary);
}

.leaderboard-rank.bronze {
    background: linear-gradient(135deg, #cd7f32 0%, #8b4513 100%);
    color: var(--bg-primary);
}

.leaderboard-name {
    flex: 1;
    font-weight: 500;
}

.leaderboard-score {
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--knidos-primary);
}

/* Share Modal */
.share-preview {
    width: 100%;
    aspect-ratio: 1.91/1;
    /* Twitter Card ratio */
    background: #0f0f0f;
    border: 1px solid rgba(205, 254, 70, 0.22);
    border-radius: var(--radius-lg);
    margin: var(--space-4) 0;
    overflow: hidden;
    position: relative;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.45);
}

.share-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.share-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-4);
    justify-content: center;
    margin-top: var(--space-6);
    align-items: stretch;
}

.share-actions .btn-twitter,
.share-actions .btn-download {
    width: 100%;
    min-height: 56px;
    justify-content: center;
    text-align: center;
}

.share-actions .btn-outline {
    grid-column: 1 / -1;
    justify-self: center;
    width: 160px;
    min-height: 52px;
    margin: 0;
}

.share-actions .btn-icon {
    width: auto;
    height: auto;
    border-radius: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95em;
    line-height: 1;
}

@media (max-width: 520px) {
    .share-actions {
        grid-template-columns: 1fr;
    }

    .share-actions .btn-outline {
        width: 100%;
        max-width: 220px;
    }
}

.btn-twitter {
    background: #000000;
    /* X Black */
    color: #fff;
    border: 1px solid #333;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: var(--text-sm);
}

.btn-twitter:hover {
    background: #111;
    border-color: #555;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.1);
}

.btn-download {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: var(--text-sm);
}

/* FX */
.fx-flash {
    position: fixed;
    inset: 0;
    background: rgba(239, 68, 68, 0.25);
    opacity: 0;
    pointer-events: none;
    z-index: 150;
    transition: opacity 200ms ease;
}

.fx-flash.active {
    opacity: 1;
}

.fx-pulse {
    animation: fx-pulse 320ms ease;
}

@keyframes fx-pulse {
    0% {
        transform: scale(1);
    }

    45% {
        transform: scale(1.08);
    }

    100% {
        transform: scale(1);
    }
}

/* Tutorial Overlay */
.tutorial-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 6, 6, 0.88);
    backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-base);
    z-index: var(--z-modal);
    padding: var(--space-6);
}

.tutorial-overlay.active {
    opacity: 1;
    visibility: visible;
}

.tutorial-card {
    --tutorial-accent: var(--knidos-primary);
    width: min(540px, 92vw);
    background: var(--bg-card);
    border: 1px solid rgba(205, 254, 70, 0.25);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
    font-family: var(--font-body);
}

.tutorial-kicker {
    font-size: var(--text-xs);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: var(--space-2);
}

.tutorial-title {
    font-size: var(--text-2xl);
    color: var(--tutorial-accent);
    margin-bottom: var(--space-4);
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.tutorial-steps {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.tutorial-step {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
    color: var(--text-secondary);
    font-size: var(--text-sm);
    line-height: 1.5;
}

.tutorial-step-num {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    background: var(--tutorial-accent);
    color: var(--bg-primary);
    flex-shrink: 0;
}

.tutorial-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    margin-top: var(--space-5);
}