/* ===== AUTHENTICATION & PROJECTS STYLES ===== */

/* Modal Overlay */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.3s ease-out;
    backdrop-filter: blur(4px);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: var(--shadow-2xl);
    animation: slideInUp 0.3s ease-out;
}

@keyframes slideInUp {
    from { 
        opacity: 0;
        transform: translateY(30px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition-base);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
}

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

.modal-content h2 {
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

/* Auth Forms */
.auth-form {
    margin-top: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: 1rem;
    font-family: var(--font-display);
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.auth-links {
    text-align: center;
    margin-top: var(--spacing-md);
}

.auth-links a {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition-base);
}

.auth-links a:hover {
    text-decoration: underline;
    color: var(--color-accent-bright);
}

/* User Menu */
.auth-buttons-container {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.user-menu {
    position: relative;
    display: inline-block;
}

.btn-user {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: 0.6rem 1.2rem;
    color: var(--color-text-primary);
    font-size: 0.95rem;
    font-family: var(--font-display);
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    transition: var(--transition-base);
}

.btn-user:hover {
    border-color: var(--color-accent);
    background: var(--color-surface-elevated);
    transform: translateY(-1px);
}

.btn-user svg {
    flex-shrink: 0;
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 0;
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    min-width: 200px;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    overflow: hidden;
}

.user-dropdown a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.25rem;
    color: var(--color-text-primary);
    text-decoration: none;
    transition: var(--transition-base);
    font-size: 0.95rem;
}

.user-dropdown a:hover {
    background: var(--color-accent);
    color: white;
}

/* Projects Section */
.projects-section {
    margin-top: var(--spacing-2xl);
    padding: var(--spacing-2xl) 0;
    border-top: 2px solid var(--color-border);
}

.projects-section h2 {
    margin-bottom: var(--spacing-xl);
    color: var(--color-text-primary);
}

.no-projects {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--color-text-secondary);
    font-size: 1.1rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition-base);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.project-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    background: var(--color-bg-primary);
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.05);
}

.project-info {
    padding: var(--spacing-md);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-info h3 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
    font-weight: 600;
}

.project-description {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.project-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm) var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.project-stats span {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.project-stats strong {
    color: var(--color-accent);
    font-weight: 600;
}

.project-meta {
    margin-bottom: var(--spacing-md);
}

.project-meta small {
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

.project-actions {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: auto;
}

.btn-sm {
    padding: 0.6rem 1rem;
    font-size: 0.85rem;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    flex: 1;
    justify-content: center;
}

.btn-sm svg {
    width: 16px;
    height: 16px;
}

.btn-danger {
    background: var(--color-error);
    color: white;
    border-color: var(--color-error);
}

.btn-danger:hover {
    background: #d1242f;
    border-color: #d1242f;
}

/* Save Project Button */
.save-project-container {
    margin-top: var(--spacing-lg);
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-border);
}

#saveProjectBtn svg {
    margin-right: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        padding: var(--spacing-lg);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-actions {
        flex-direction: column;
    }
    
    .btn-sm {
        width: 100%;
    }
    
    .auth-buttons-container {
        flex-direction: column;
        width: 100%;
    }
    
    .auth-buttons-container .btn-secondary,
    .auth-buttons-container .btn-primary {
        width: 100%;
    }
}

/* Loading state */
.project-card.loading {
    opacity: 0.6;
    pointer-events: none;
}

.project-card.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}