/* Components CSS - Reusable UI components */

/* Navbar Component */
.navbar {
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-navbar);
}

.navbar-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.navbar img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

.navbar-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
}

.navbar-instructions {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Card Component */
.card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-card);
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-hover);
}

.card.selected {
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Item Pack Component */
.pack {
    background: var(--bg-card) !important;
    padding: 1.25rem;
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.pack:hover:not(.selected) {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
    border-color: var(--border-hover);
}

.pack.selected {
    border-color: var(--accent-primary) !important;
    background: var(--bg-card) !important;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.pack.selected::after {
    content: '✓';
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    width: 20px;
    height: 20px;
    background: var(--accent-primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    color: white;
    font-weight: 500;
}

.pack img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    margin: 0 auto var(--spacing-md);
    display: block;
    filter: none;
    transition: transform var(--transition-base);
}

.pack:hover img {
    transform: scale(1.05);
}

.pack div {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-primary) !important;
    text-align: center;
}

/* Modal Component */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(8px);
    z-index: var(--z-modal-backdrop);
    display: none;
    align-items: center;
    justify-content: center;
}

.modal-content-wrapper {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    padding: var(--spacing-xl);
    width: 90%;
    max-width: 400px;
    text-align: center;
    position: relative;
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(10px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.modal-sub {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.5;
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: transparent;
    border: none;
    font-size: var(--font-size-2xl);
    color: var(--text-muted);
    cursor: pointer;
    transition: color var(--transition-base);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--text-primary);
}

.modal-btn {
    width: 100%;
    background: var(--accent-primary);
    color: white;
    font-weight: 500;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    transition: all var(--transition-base);
    cursor: pointer;
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
}

.modal-btn:hover {
    background: var(--accent-hover);
}

.modal-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    font-size: var(--font-size-sm);
    box-sizing: border-box;
    transition: all var(--transition-base);
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-family);
}

.modal-input::placeholder {
    color: var(--text-muted);
}

.modal-input:focus {
    border-color: var(--accent-primary);
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Progress Bar Component */
.progress-bar-container {
    width: 100%;
    background: var(--border-color);
    border-radius: var(--radius-sm);
    overflow: hidden;
    height: 6px;
    margin: var(--spacing-lg) 0;
    position: relative;
}

.progress-bar {
    width: 0%;
    height: 100%;
    background: var(--accent-primary);
    transition: width 0.4s ease;
    border-radius: var(--radius-sm);
}

/* Footer Component */
.footer {
    padding: var(--spacing-3xl) var(--spacing-xl);
    margin-top: var(--spacing-3xl);
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

/* Continue Button - Prominent Action Button */
#continue-btn-wrapper {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    width: 90%;
    max-width: 400px;
}

#continue-btn {
    position: relative;
    width: 100%;
    padding: 20px 30px;
    background: linear-gradient(135deg, #00ff88 0%, #00d656 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.4),
                0 0 60px rgba(0, 255, 136, 0.3);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

/* Disabled state - still visible but grayed out */
#continue-btn:disabled {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    cursor: not-allowed;
    opacity: 0.8;
}

#continue-btn:disabled .btn-pulse {
    display: none;
}

/* Enabled hover effect */
#continue-btn:not(:disabled):hover {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.5),
                0 0 80px rgba(0, 255, 136, 0.4);
}

#continue-btn:not(:disabled):active {
    transform: scale(0.98);
}

/* Button content layout */
.btn-content {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-text {
    font-size: 16px;
    font-weight: 700;
}

.btn-arrow {
    font-size: 24px;
    transition: transform 0.3s ease;
}

#continue-btn:not(:disabled):hover .btn-arrow {
    transform: translateX(5px);
}

/* Item count badge */
.btn-badge {
    position: absolute;
    top: -10px;
    right: -10px;
    background: #ff4444;
    color: white;
    border-radius: 20px;
    padding: 5px 12px;
    font-size: 14px;
    font-weight: bold;
    min-width: 30px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(255, 68, 68, 0.5);
}

/* Pulsing animation for enabled state */
.btn-pulse {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50px;
    background: inherit;
    opacity: 0.5;
    z-index: -1;
}

#continue-btn:not(:disabled) .btn-pulse {
    animation: pulse 2s infinite;
}

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

/* Shake animation for item selection feedback */
@keyframes shake {
    0%, 100% { transform: translateX(-50%) rotate(0deg); }
    10% { transform: translateX(-50%) rotate(-1deg); }
    20% { transform: translateX(-50%) rotate(1deg); }
    30% { transform: translateX(-50%) rotate(0deg); }
    40% { transform: translateX(-50%) rotate(1deg); }
    50% { transform: translateX(-50%) rotate(-1deg); }
    60% { transform: translateX(-50%) rotate(0deg); }
    70% { transform: translateX(-50%) rotate(-1deg); }
    80% { transform: translateX(-50%) rotate(1deg); }
    90% { transform: translateX(-50%) rotate(0deg); }
}

.btn-shake {
    animation: shake 0.5s;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    #continue-btn-wrapper {
        bottom: 20px;
        width: 95%;
    }
    
    #continue-btn {
        padding: 18px 25px;
        font-size: 16px;
    }
    
    .btn-text {
        font-size: 14px;
    }
    
    .btn-arrow {
        font-size: 20px;
    }
}

/* Alert Messages */
.success-message,
.error-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
    animation: slideDown 0.3s ease;
    display: none;
}

.success-message {
    background: rgba(0, 200, 150, 0.1);
    color: var(--accent-success);
    border: 1px solid rgba(0, 200, 150, 0.3);
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}