/* Etibudget - Page Layouts */

/* ========== APP LAYOUT ========== */
.app {
    display: flex;
    min-height: 100vh;
}

.app-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-normal);
}

.app.sidebar-collapsed .app-content {
    margin-left: var(--sidebar-collapsed);
}

/* ========== SIDEBAR ========== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: var(--color-surface);
    border-right: 1px solid var(--color-border-light);
    display: flex;
    flex-direction: column;
    z-index: 50;
    transition: width var(--transition-normal);
}

.app.sidebar-collapsed .sidebar {
    width: var(--sidebar-collapsed);
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    border-bottom: 1px solid var(--color-border-light);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.sidebar-logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: var(--text-lg);
}

.sidebar-logo-text {
    font-size: var(--text-xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.app.sidebar-collapsed .sidebar-logo-text,
.app.sidebar-collapsed .sidebar-header .btn {
    display: none;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-md);
    overflow-y: auto;
}

.nav-section {
    margin-bottom: var(--space-lg);
}

.nav-section-title {
    font-size: var(--text-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    padding: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-xs);
}

.app.sidebar-collapsed .nav-section-title {
    display: none;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
    margin-bottom: var(--space-xs);
}

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

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

.nav-item-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.nav-item-text {
    white-space: nowrap;
    overflow: hidden;
}

.app.sidebar-collapsed .nav-item-text {
    display: none;
}

.sidebar-footer {
    padding: var(--space-md);
    border-top: 1px solid var(--color-border-light);
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-sm);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.sidebar-user:hover {
    background: var(--color-bg-secondary);
}

.sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-weight: 600;
    font-size: var(--text-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-email {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.app.sidebar-collapsed .sidebar-user-info {
    display: none;
}

/* ========== HEADER ========== */
.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
    padding: 0 var(--space-xl);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border-light);
    position: sticky;
    top: 0;
    z-index: 40;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

/* ========== MAIN CONTENT ========== */
.main {
    padding: var(--space-xl);
    min-height: calc(100vh - var(--header-height));
}

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

.page-title {
    font-size: var(--text-2xl);
    font-weight: 700;
}

.page-subtitle {
    font-size: var(--text-sm);
    color: var(--color-text-secondary);
    margin-top: var(--space-xs);
}

/* ========== DASHBOARD ========== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.charts-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.chart-card {
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-light);
    padding: var(--space-lg);
}

.chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
}

.chart-title {
    font-size: var(--text-lg);
    font-weight: 600;
}

.chart-container {
    position: relative;
    height: 300px;
}

/* ========== TRANSACTIONS LIST ========== */
.transaction-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    transition: background var(--transition-fast);
}

.transaction-item:hover {
    background: var(--color-bg-secondary);
}

.transaction-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.transaction-details {
    flex: 1;
    min-width: 0;
}

.transaction-description {
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.transaction-meta {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

.transaction-amount {
    font-weight: 600;
    font-size: var(--text-base);
    text-align: right;
}

.transaction-amount.income {
    color: var(--color-income);
}

.transaction-amount.expense {
    color: var(--color-expense);
}

/* ========== BUDGET PROGRESS ========== */
.budget-item {
    padding: var(--space-md);
}

.budget-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-sm);
}

.budget-category {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.budget-category-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.budget-name {
    font-weight: 500;
}

.budget-amounts {
    text-align: right;
    font-size: var(--text-sm);
}

.budget-spent {
    font-weight: 600;
}

.budget-total {
    color: var(--color-text-muted);
}

.budget-progress {
    margin-top: var(--space-sm);
}

/* ========== AUTH PAGES ========== */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    background: linear-gradient(135deg, var(--color-bg) 0%, var(--color-bg-secondary) 100%);
}

.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--space-2xl);
}

.auth-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.auth-logo-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: var(--text-2xl);
}

.auth-title {
    font-size: var(--text-2xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--space-sm);
}

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

.auth-footer {
    text-align: center;
    margin-top: var(--space-lg);
    color: var(--color-text-secondary);
    font-size: var(--text-sm);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        z-index: 100;
    }

    .app.sidebar-open .sidebar {
        transform: translateX(0);
    }

    .app-content {
        margin-left: 0;
    }

    .header {
        padding: 0 var(--space-md);
    }

    .main {
        padding: var(--space-md);
    }

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

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .modal {
        max-width: calc(100% - var(--space-lg) * 2);
        margin: var(--space-lg);
    }
}

/* Mobile overlay */
.sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 99;
}

@media (max-width: 768px) {
    .app.sidebar-open .sidebar-overlay {
        display: block;
    }
}