@import './variables.css';

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    height: 100vh;
    overflow: hidden;
}

.app-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

/* Sidebar Styles */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--color-bg-primary);
    display: flex;
    flex-direction: column;
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    z-index: 1000;
}

.sidebar-header {
    padding: var(--spacing-2xl) var(--spacing-xl);
}

.logo {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    letter-spacing: -0.5px;
}

.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg) 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.nav-item {
    background: transparent;
    border: none;
    color: var(--color-text-primary);
    padding: var(--spacing-xl) var(--spacing-xl);
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    transition: background-color var(--transition-fast);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-normal);
    width: 100%;
}

.nav-item:hover {
    background-color: var(--color-bg-tertiary);
}

.nav-item.active {
    background-color: var(--color-bg-tertiary);
}

.nav-icon {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-primary);
}

.nav-icon svg {
    width: 100%;
    height: 100%;
}

.nav-text {
    flex: 1;
}

/* Main Content Area */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    background-color: var(--color-bg-secondary);
    border-radius: var(--radius-xl) 0 0 var(--radius-xl);
    overflow-y: auto;
    height: 100vh;
}

.page-container {
    width: 100%;
    height: 100%;
}

/* Page Styles */
.page {
    display: none;
    width: 100%;
    height: 100%;
    padding: var(--spacing-3xl);
}

.page.active {
    display: block;
}

.page-title {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-2xl);
    letter-spacing: -0.5px;
}

.page-body {
    color: var(--color-text-primary);
    line-height: 1.6;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

/* Form Styles */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group label {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
    background-color: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    color: var(--color-text-primary);
    font-size: var(--font-size-md);
    font-family: inherit;
    transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-border-hover);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-tertiary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
}

.checkbox-group {
    flex-direction: row;
    align-items: center;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-text-primary);
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.btn {
    padding: var(--spacing-md) var(--spacing-2xl);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: opacity var(--transition-fast);
    font-family: inherit;
}

.btn:hover {
    opacity: 0.9;
}

.btn:active {
    opacity: 0.8;
}

.btn-primary {
    background-color: var(--color-text-primary);
    color: var(--color-bg-primary);
}

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

.form-message {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    display: none;
}

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

.form-message.success {
    background-color: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.form-message.error {
    background-color: var(--color-bg-tertiary);
    color: var(--color-error);
    border: 1px solid var(--color-border);
}

/* Modal Styles */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.show {
    display: flex;
}

.modal-content {
    background-color: var(--color-bg-modal);
    border-radius: var(--radius-xl);
    padding: var(--spacing-3xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-2xl);
}

.modal-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--color-text-primary);
    font-size: var(--font-size-2xl);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background-color var(--transition-fast);
}

.modal-close:hover {
    background-color: var(--color-bg-tertiary);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-tertiary);
}

::-webkit-scrollbar-thumb {
    background: var(--color-bg-quaternary);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: #3a3a3a;
}

/* Loading and Empty States */
.loading-text,
.empty-text {
    color: var(--color-text-tertiary);
    font-size: var(--font-size-base);
    text-align: center;
    padding: var(--spacing-2xl);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .sidebar {
        width: var(--sidebar-width-mobile);
    }
    
    .main-content {
        margin-left: var(--sidebar-width-mobile);
    }
    
    .page {
        padding: var(--spacing-2xl);
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-lg);
    }
}