/* ===================================
   Solve Button Styles
   =================================== */

/* Solve Button */
.solve-btn {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
    color: #333;
    font-weight: 600;
}

.solve-btn:hover {
    background: linear-gradient(135deg, #e0a800 0%, #e68900 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.4);
}

.solve-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* Loading state */
.solve-btn--loading {
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
    cursor: wait;
    position: relative;
}

.solve-btn--loading .btn-icon {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* ===================================
   Solve Modal Styles
   =================================== */

.solve-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.solve-modal--show {
    opacity: 1;
    visibility: visible;
}

.solve-modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.solve-modal__content {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 650px;
    width: 90%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.solve-modal--show .solve-modal__content {
    transform: translate(-50%, -50%) scale(1);
}

.solve-modal__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid #e0e0e0;
    background: linear-gradient(135deg, #fff9e6 0%, #fff3cd 100%);
}

.solve-modal__title {
    margin: 0;
    font-size: 20px;
    font-weight: 600;
    color: #333;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.solve-modal__title-icon {
    font-size: 24px;
}

.solve-modal__close {
    background: none;
    border: none;
    font-size: 28px;
    color: #999;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.solve-modal__close:hover {
    background: rgba(0, 0, 0, 0.05);
    color: #333;
}

.solve-modal__body {
    padding: 24px;
    overflow-y: auto;
    flex: 1;
}

.solve-modal__footer {
    padding: 16px 24px;
    border-top: 1px solid #e0e0e0;
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: #f8f9fa;
}

.solve-modal__btn {
    padding: 10px 24px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.solve-modal__btn--copy {
    background: #6c757d;
    color: white;
}

.solve-modal__btn--copy:hover {
    background: #5a6268;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.3);
}

.solve-modal__btn--primary {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
    color: #333;
}

.solve-modal__btn--primary:hover {
    background: linear-gradient(135deg, #e0a800 0%, #e68900 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 193, 7, 0.4);
}

/* ===================================
   Solution Display Styles
   =================================== */

.solve-solution {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border: 2px solid #4caf50;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}

.solve-solution__header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.solve-solution__icon {
    font-size: 32px;
    color: #4caf50;
}

.solve-solution__title {
    font-size: 18px;
    font-weight: 600;
    color: #2e7d32;
    margin: 0;
}

.solve-solution__moves {
    background: #ffffff;
    border: 1px solid #a5d6a7;
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 12px;
}

.solve-solution__moves-text {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 16px;
    line-height: 1.8;
    color: #1b5e20;
    word-wrap: break-word;
    white-space: pre-wrap;
    margin: 0;
}

.solve-solution__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid #a5d6a7;
}

.solve-solution__count {
    font-size: 14px;
    color: #2e7d32;
    font-weight: 500;
}

.solve-solution__count-number {
    font-weight: 700;
    font-size: 16px;
    color: #1b5e20;
}

.solve-solution__hint {
    font-size: 12px;
    color: #558b2f;
    font-style: italic;
}

/* ===================================
   Error Display Styles
   =================================== */

.solve-error {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    border: 2px solid #f44336;
    border-radius: 8px;
    padding: 20px;
}

.solve-error__header {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
}

.solve-error__icon {
    font-size: 32px;
    color: #f44336;
    flex-shrink: 0;
}

.solve-error__title {
    font-size: 18px;
    font-weight: 600;
    color: #c62828;
    margin: 0 0 8px 0;
}

.solve-error__message {
    font-size: 15px;
    color: #b71c1c;
    line-height: 1.6;
    margin: 0;
}

.solve-error__details {
    margin-top: 12px;
    padding: 12px;
    background: #ffffff;
    border: 1px solid #ef9a9a;
    border-radius: 4px;
    font-size: 13px;
    color: #d32f2f;
}

.solve-error__suggestion {
    margin-top: 12px;
    padding: 12px;
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 4px;
    font-size: 13px;
    color: #856404;
}

.solve-error__suggestion-title {
    font-weight: 600;
    margin-bottom: 4px;
}

/* ===================================
   Loading State Styles
   =================================== */

.solve-loading {
    text-align: center;
    padding: 40px 20px;
}

.solve-loading__spinner {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    border: 4px solid #f3f3f3;
    border-top: 4px solid #ffc107;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.solve-loading__text {
    font-size: 16px;
    color: #666;
    margin: 0;
}

/* ===================================
   Responsive Design
   =================================== */

@media (max-width: 768px) {
    .solve-modal__content {
        width: 95%;
        max-height: 90vh;
    }

    .solve-modal__header {
        padding: 16px 20px;
    }

    .solve-modal__title {
        font-size: 18px;
    }

    .solve-modal__body {
        padding: 20px 16px;
    }

    .solve-modal__footer {
        padding: 12px 16px;
        flex-direction: column;
    }

    .solve-modal__btn {
        width: 100%;
        justify-content: center;
    }

    .solve-solution {
        padding: 16px;
    }

    .solve-solution__moves-text {
        font-size: 14px;
        line-height: 1.6;
    }

    .solve-solution__meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .solve-error {
        padding: 16px;
    }

    .solve-error__header {
        gap: 8px;
    }

    .solve-error__icon {
        font-size: 28px;
    }

    .solve-error__title {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .solve-solution__moves-text {
        font-size: 13px;
    }

    .solve-modal__title {
        font-size: 16px;
    }

    .solve-modal__title-icon {
        font-size: 20px;
    }
}

/* ===================================
   Accessibility Enhancements
   =================================== */

/* Focus styles for keyboard navigation */
.solve-btn:focus,
.solve-modal__close:focus,
.solve-modal__btn:focus {
    outline: 2px solid #ffc107;
    outline-offset: 2px;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {

    .solve-btn,
    .solve-modal,
    .solve-modal__content,
    .solve-modal__btn,
    .solve-loading__spinner {
        animation: none;
        transition: none;
    }

    .solve-btn--loading .btn-icon {
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .solve-modal__content {
        border: 2px solid #000;
    }

    .solve-solution {
        border-width: 3px;
    }

    .solve-error {
        border-width: 3px;
    }
}




/* ===================================
   Solve Section Styles
   =================================== */

.solve-section {
    margin-bottom: 24px;
}

.solve-section:last-child {
    margin-bottom: 0;
}

.solve-section__title {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin: 0 0 12px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid #e0e0e0;
}

.solve-move-count {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 8px;
    padding: 16px;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 8px;
    border: 2px solid #2196f3;
}

.solve-move-count__value {
    font-size: 36px;
    font-weight: 700;
    color: #1976d2;
}

.solve-move-count__label {
    font-size: 16px;
    font-weight: 500;
    color: #1565c0;
}

/* Status Styles */
.solve-status {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 24px;
}

.solve-status--success {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border: 2px solid #4caf50;
}

.solve-status--error {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    border: 2px solid #f44336;
}

.solve-status__icon {
    font-size: 32px;
    flex-shrink: 0;
}

.solve-status--success .solve-status__icon {
    color: #4caf50;
}

.solve-status--error .solve-status__icon {
    color: #f44336;
}

.solve-status__text {
    font-size: 16px;
    color: #333;
    line-height: 1.5;
}

.solve-status__text strong {
    display: block;
    font-size: 18px;
    margin-bottom: 4px;
}

/* ===================================
   View Animation Button Styles
   =================================== */

.view-animation-btn {
    width: 100%;
    padding: 14px 24px;
    background: linear-gradient(135deg, #9c27b0 0%, #7b1fa2 100%);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 2px 8px rgba(156, 39, 176, 0.3);
}

.view-animation-btn:hover {
    background: linear-gradient(135deg, #8e24aa 0%, #6a1b9a 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(156, 39, 176, 0.4);
}

.view-animation-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(156, 39, 176, 0.3);
}

.view-animation-btn .btn-icon {
    font-size: 18px;
}

.view-animation-btn:focus {
    outline: 2px solid #9c27b0;
    outline-offset: 2px;
}