/* Authentication Pages Styles */

.auth-container {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--surface);
}

.auth-box {
    background: var(--background);
    border-radius: 16px;
    padding: 3rem;
    max-width: 480px;
    width: 100%;
    box-shadow: 0 8px 32px var(--shadow);
    border: 1px solid var(--border);
}

.auth-box h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    text-align: center;
}

.auth-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.tab-selector {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    background: var(--surface);
    padding: 0.5rem;
    border-radius: 12px;
}

.tab {
    flex: 1;
    padding: 0.75rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 8px;
    transition: all 0.3s;
    font-weight: 500;
}

.tab.active {
    background: var(--primary-color);
    color: white;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text-primary);
    font-size: 1rem;
    transition: all 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 0.95rem;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.link:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.btn-block {
    width: 100%;
    margin-top: 0.5rem;
}

.divider {
    text-align: center;
    position: relative;
    margin: 2rem 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: var(--border);
}

.divider span {
    background: var(--background);
    padding: 0 1rem;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.auth-footer {
    text-align: center;
    color: var(--text-secondary);
}

.error-message {
    background: #fee;
    color: var(--error);
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    display: none;
}

.error-message.show {
    display: block;
}

.success-message {
    background: #efe;
    color: var(--success);
    padding: 0.75rem;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.95rem;
    display: none;
}

.success-message.show {
    display: block;
}

.file-upload {
    position: relative;
    overflow: hidden;
}

.file-upload input[type="file"] {
    position: absolute;
    left: -9999px;
}

.file-upload-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem;
    border: 2px dashed var(--border);
    border-radius: 8px;
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s;
}

.file-upload-label:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.file-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .auth-box {
        padding: 2rem 1.5rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        flex-direction: column;
        align-items: flex-start;
    }
}