/* ==========================================================================
   Netyon Finances — Design System
   --------------------------------------------------------------------------
   Tokens, layout, componentes e utilitários base. Bootstrap 5 é a fundação;
   este arquivo refina visual, espaçamento, hierarquia e componentes
   específicos do produto (sidebars, blocos de lançamentos, ações etc.).
   ========================================================================== */

/* ============================== TOKENS ================================== */

:root {
    /* Brand */
    --color-brand-50: #EFF6FF;
    --color-brand-100: #DBEAFE;
    --color-brand-500: #3B82F6;
    --color-brand-600: #2563EB;
    --color-brand-700: #1D4ED8;

    /* Navy / topbar */
    --color-navy-700: #1E293B;
    --color-navy-800: #0F172A;
    --color-navy-900: #020617;

    /* Semânticas */
    --color-success: #10B981;
    --color-success-50: #ECFDF5;
    --color-success-100: #D1FAE5;
    --color-success-700: #047857;

    --color-danger: #EF4444;
    --color-danger-50: #FEF2F2;
    --color-danger-100: #FEE2E2;
    --color-danger-700: #B91C1C;

    --color-info: #6366F1;
    --color-info-50: #EEF2FF;
    --color-info-100: #E0E7FF;
    --color-info-700: #4338CA;

    --color-warning: #F59E0B;
    --color-warning-50: #FFFBEB;
    --color-warning-100: #FEF3C7;

    /* Neutros */
    --color-gray-50: #F8FAFC;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-300: #CBD5E1;
    --color-gray-400: #94A3B8;
    --color-gray-500: #64748B;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1E293B;
    --color-gray-900: #0F172A;

    /* Tipografia */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI',
        Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;

    /* Espaçamento (escala 4px) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;

    /* Layout */
    --topbar-height: 64px;
    --sidebar-width: 260px;
    --action-bar-width: 110px;

    /* Sombras */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08),
        0 2px 4px -2px rgba(15, 23, 42, 0.04);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.10),
        0 4px 6px -4px rgba(15, 23, 42, 0.04);

    /* Raios */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Transições */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
}

/* ============================== BASE ==================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    font-size: var(--font-size-sm);
    line-height: 1.5;
    color: var(--color-gray-800);
    background: var(--color-gray-50);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-brand-600);
    text-decoration: none;
}

a:hover {
    color: var(--color-brand-700);
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-gray-900);
    font-weight: 600;
    margin: 0 0 var(--space-3) 0;
}

/* ============================== TOPBAR ================================== */

.app-topbar {
    height: var(--topbar-height);
    background: linear-gradient(180deg, var(--color-navy-800) 0%, #131c30 100%);
    display: flex;
    align-items: stretch;
    padding: 0 var(--space-4);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 100;
    color: rgba(255, 255, 255, 0.9);
}

.app-topbar__brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: white;
    font-weight: 700;
    font-size: var(--font-size-base);
    text-decoration: none;
    padding-right: var(--space-5);
    border-right: 1px solid rgba(255, 255, 255, 0.08);
    margin-right: var(--space-3);
    flex-shrink: 0;
}

.app-topbar__brand:hover {
    color: white;
}

.app-topbar__brand img {
    width: 30px;
    height: 30px;
    border-radius: 7px;
}

.app-topbar__brand span {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.app-topbar__nav {
    display: flex;
    align-items: stretch;
    gap: 2px;
    flex: 1;
}

.app-topbar__nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: var(--space-2) var(--space-3);
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.68rem;
    font-weight: 500;
    transition: background var(--transition-fast), color var(--transition-fast),
                border-color var(--transition-fast);
    min-width: 76px;
    border: 1px solid transparent;
    margin: 10px 0;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    position: relative;
}

.app-topbar__nav-item i {
    font-size: 1.15rem;
    margin-bottom: 1px;
    transition: transform 180ms cubic-bezier(.34,1.56,.64,1), color var(--transition-fast);
}

.app-topbar__nav-item:hover {
    background: rgba(255, 255, 255, 0.07);
    color: white;
    text-decoration: none;
}

.app-topbar__nav-item:hover i {
    transform: translateY(-2px) scale(1.1);
}

/* Active state: colored accent bottom border */
.app-topbar__nav-item.active {
    background: rgba(255, 255, 255, 0.08);
    color: white;
    border-color: rgba(255, 255, 255, 0.12);
}

.app-topbar__nav-item.active::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 20%;
    right: 20%;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
    opacity: 0.7;
}

/* Per-section icon colors (active state) */
.app-topbar__nav-item.active[data-section="dashboard"] i      { color: #60a5fa; }
.app-topbar__nav-item.active[data-section="lancamentos"] i    { color: #34d399; }
.app-topbar__nav-item.active[data-section="contas"] i         { color: #38bdf8; }
.app-topbar__nav-item.active[data-section="naturezas"] i      { color: #c084fc; }
.app-topbar__nav-item.active[data-section="centros"] i        { color: #fbbf24; }
.app-topbar__nav-item.active[data-section="orcamento"] i      { color: #34d399; }
.app-topbar__nav-item.active[data-section="investimentos"] i  { color: #4ade80; }
.app-topbar__nav-item.active[data-section="relatorios"] i     { color: #818cf8; }
.app-topbar__nav-item.active[data-section="configuracoes"] i  { color: #94a3b8; }

/* Hover icon color hints */
.app-topbar__nav-item[data-section="dashboard"]:hover i      { color: #93c5fd; }
.app-topbar__nav-item[data-section="lancamentos"]:hover i    { color: #6ee7b7; }
.app-topbar__nav-item[data-section="contas"]:hover i         { color: #7dd3fc; }
.app-topbar__nav-item[data-section="naturezas"]:hover i      { color: #d8b4fe; }
.app-topbar__nav-item[data-section="centros"]:hover i        { color: #fcd34d; }
.app-topbar__nav-item[data-section="orcamento"]:hover i      { color: #6ee7b7; }
.app-topbar__nav-item[data-section="investimentos"]:hover i  { color: #86efac; }
.app-topbar__nav-item[data-section="relatorios"]:hover i     { color: #a5b4fc; }
.app-topbar__nav-item[data-section="configuracoes"]:hover i  { color: #cbd5e1; }

/* Active bottom-line accent colors match icon */
.app-topbar__nav-item.active[data-section="dashboard"]::after      { background: #60a5fa; }
.app-topbar__nav-item.active[data-section="lancamentos"]::after    { background: #34d399; }
.app-topbar__nav-item.active[data-section="contas"]::after         { background: #38bdf8; }
.app-topbar__nav-item.active[data-section="naturezas"]::after      { background: #c084fc; }
.app-topbar__nav-item.active[data-section="centros"]::after        { background: #fbbf24; }
.app-topbar__nav-item.active[data-section="orcamento"]::after      { background: #34d399; }
.app-topbar__nav-item.active[data-section="investimentos"]::after  { background: #4ade80; }
.app-topbar__nav-item.active[data-section="relatorios"]::after     { background: #818cf8; }
.app-topbar__nav-item.active[data-section="configuracoes"]::after  { background: #94a3b8; }

.app-topbar__user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding-left: var(--space-4);
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.85);
    font-size: var(--font-size-sm);
}

.app-topbar__user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-brand-500), var(--color-brand-700));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
    font-size: var(--font-size-sm);
}

.app-topbar__user-info {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.app-topbar__user-name {
    color: white;
    font-weight: 500;
}

.app-topbar__user-meta {
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-xs);
}

.app-topbar__logout {
    color: rgba(255, 255, 255, 0.7);
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-sm);
    padding: var(--space-2) var(--space-3);
    text-decoration: none;
    font-size: var(--font-size-xs);
    transition: all var(--transition-fast);
}

.app-topbar__logout:hover {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.3);
    color: #FCA5A5;
}

/* ============================ APP SHELL ================================= */

.app-shell {
    display: flex;
    min-height: calc(100vh - var(--topbar-height));
}

.app-shell--3col {
    /* layout 3 colunas: sidebar | content | actions */
}

.app-sidebar {
    width: var(--sidebar-width);
    background: white;
    border-right: 1px solid var(--color-gray-200);
    overflow-y: auto;
    flex-shrink: 0;
}

.app-content {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-6);
    background: var(--color-gray-50);
    min-width: 0;
}

.app-actions {
    width: var(--action-bar-width);
    background: white;
    border-left: 1px solid var(--color-gray-200);
    padding: var(--space-3);
    flex-shrink: 0;
}

/* =========================== PAGE HEADER ================================= */

.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
    flex-wrap: wrap;
}

.page-header__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin: 0;
    line-height: 1.2;
}

.page-header__subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
    margin: var(--space-1) 0 0;
}

.page-header__actions {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

/* ============================== CARDS ==================================== */

.card-clean {
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.card-clean__header {
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--color-gray-200);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
}

.card-clean__title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.card-clean__body {
    padding: var(--space-5);
}

.card-clean__footer {
    padding: var(--space-3) var(--space-5);
    border-top: 1px solid var(--color-gray-200);
    background: var(--color-gray-50);
}

/* KPI cards */
.kpi-card {
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    height: 100%;
}

.kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.kpi-card__label {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    font-weight: 600;
    margin: 0 0 var(--space-2);
}

.kpi-card__value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-gray-900);
    margin: 0;
    font-variant-numeric: tabular-nums;
}

.kpi-card__delta {
    font-size: var(--font-size-xs);
    margin-top: var(--space-2);
    color: var(--color-gray-500);
}

.kpi-card__delta--up { color: var(--color-success-700); }
.kpi-card__delta--down { color: var(--color-danger-700); }

.kpi-card__icon {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: var(--space-3);
}

.kpi-card__icon--brand { background: var(--color-brand-100); color: var(--color-brand-700); }
.kpi-card__icon--success { background: var(--color-success-100); color: var(--color-success-700); }
.kpi-card__icon--danger { background: var(--color-danger-100); color: var(--color-danger-700); }
.kpi-card__icon--info { background: var(--color-info-100); color: var(--color-info-700); }

/* =========================== ACCOUNT LIST =============================== */

.account-list {
    list-style: none;
    margin: 0;
    padding: var(--space-3);
}

.account-list__title {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-gray-500);
    font-weight: 600;
    padding: var(--space-2) var(--space-3);
    margin: 0;
}

.account-list__group {
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-2);
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid transparent;
}

.account-list__group:hover {
    background: var(--color-gray-100);
}

.account-list__group--all {
    background: var(--color-brand-50);
    border-color: var(--color-brand-100);
}

.account-list__group--all .account-list__group-balance {
    color: var(--color-brand-700);
}

.account-list__group-label {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    font-weight: 600;
}

.account-list__group-balance {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-gray-900);
    font-variant-numeric: tabular-nums;
    margin-top: var(--space-1);
}

.account-list__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
    margin-bottom: var(--space-1);
    border: 1px solid transparent;
    border-left-width: 3px;
}

.account-list__item:hover {
    background: var(--color-gray-100);
}

.account-list__item.active {
    background: var(--color-brand-50);
    border-left-color: var(--color-brand-500);
}

.account-list__icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    flex-shrink: 0;
}

.account-list__icon--corrente { background: var(--color-brand-100); color: var(--color-brand-700); }
.account-list__icon--poupanca { background: var(--color-success-100); color: var(--color-success-700); }
.account-list__icon--cartao { background: var(--color-danger-100); color: var(--color-danger-700); }
.account-list__icon--outros { background: var(--color-warning-100); color: #92400E; }

.account-list__info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.account-list__name {
    font-weight: 500;
    color: var(--color-gray-800);
    font-size: var(--font-size-sm);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.account-list__balance {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-900);
    font-variant-numeric: tabular-nums;
    margin-top: 2px;
}

.account-list__balance--negative {
    color: var(--color-danger-700);
}

/* ========================= MONTH NAVIGATOR ============================== */

.month-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    padding: var(--space-1);
}

.month-nav__btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    border: none;
    background: transparent;
    color: var(--color-gray-700);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.month-nav__btn:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-900);
}

.month-nav__label {
    font-size: var(--font-size-base);
    font-weight: 600;
    min-width: 160px;
    text-align: center;
    color: var(--color-gray-800);
}

/* ============================= TOOLBAR =================================== */

.toolbar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}

.toolbar__divider {
    width: 1px;
    height: 24px;
    background: var(--color-gray-200);
}

.toolbar__group {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.toolbar__group .form-select,
.toolbar__group .form-control {
    min-width: 180px;
}

/* ====================== TRANSACTIONS (Lançamentos) ====================== */

.txn-section {
    margin-bottom: var(--space-4);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    background: white;
    overflow: hidden;
}

.txn-section__header {
    display: flex;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    transition: background var(--transition-fast);
}

.txn-section__chevron {
    display: inline-flex;
    transition: transform var(--transition-fast);
    margin-right: var(--space-2);
}

.txn-section.collapsed .txn-section__chevron {
    transform: rotate(-90deg);
}

.txn-section.collapsed .txn-list {
    display: none;
}

.txn-section--receita .txn-section__header {
    background: linear-gradient(90deg, var(--color-success-100), #B7F1D6);
    color: var(--color-success-700);
    border-bottom: 1px solid #A7E5C5;
}

.txn-section--despesa .txn-section__header {
    background: linear-gradient(90deg, var(--color-danger-100), #FECACA);
    color: var(--color-danger-700);
    border-bottom: 1px solid #FCA5A5;
}

.txn-section--transferencia .txn-section__header {
    background: linear-gradient(90deg, var(--color-info-100), #C7D2FE);
    color: var(--color-info-700);
    border-bottom: 1px solid #A5B4FC;
}

.txn-section__icon {
    margin-right: var(--space-2);
    font-size: 1.15rem;
}

.txn-section__title {
    font-size: var(--font-size-base);
}

.txn-section__total {
    margin-left: auto;
    font-weight: 700;
    font-size: var(--font-size-base);
    font-variant-numeric: tabular-nums;
}

.txn-list {
    background: white;
}

.txn-list__head {
    display: grid;
    grid-template-columns: 2fr 100px 1.2fr 1.2fr 1fr 120px;
    gap: var(--space-2);
    padding: 5px var(--space-3);
    background: var(--color-gray-50);
    border-bottom: 1px solid var(--color-gray-200);
    font-size: 0.68rem;
    font-weight: 600;
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.txn-list__head .txn-list__amount {
    text-align: right;
}

.txn-row {
    display: grid;
    grid-template-columns: 2fr 100px 1.2fr 1.2fr 1fr 120px;
    gap: var(--space-2);
    padding: 6px var(--space-3);
    border-bottom: 1px solid var(--color-gray-100);
    cursor: pointer;
    transition: background var(--transition-fast), border-left-color var(--transition-fast);
    align-items: center;
    font-size: 0.8rem;
    border-left: 3px solid transparent;
}

.txn-row:hover {
    background: var(--color-gray-50);
}

/* Seleção muito mais visível: azul sólido com borda esquerda */
.txn-row.selected {
    background: #dbeafe;
    border-left-color: var(--color-brand-500);
    box-shadow: inset 0 0 0 1px rgba(59,130,246,0.18);
}

.txn-row:last-child {
    border-bottom: none;
}

.txn-row__desc {
    font-weight: 500;
    color: var(--color-gray-900);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.txn-row__date {
    color: var(--color-gray-600);
    font-variant-numeric: tabular-nums;
}

.txn-row__amount {
    text-align: right;
    font-variant-numeric: tabular-nums;
    font-weight: 600;
}

.txn-row__amount--positive { color: var(--color-success-700); }
.txn-row__amount--negative { color: var(--color-danger-700); }
.txn-row__amount--neutral  { color: var(--color-info-700); }

.txn-row__category,
.txn-row__notes,
.txn-row__cost-center {
    color: var(--color-gray-600);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.txn-section__footer {
    padding: var(--space-3) var(--space-4);
    background: var(--color-gray-50);
    border-top: 1px solid var(--color-gray-200);
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

/* Total geral */
.txn-grand-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-5);
    background: white;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    margin-top: var(--space-4);
    box-shadow: var(--shadow-sm);
}

.txn-grand-total__label {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-gray-700);
}

.txn-grand-total__value {
    font-size: var(--font-size-xl);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    color: var(--color-gray-900);
}

/* ===================== ACTION BAR (sidebar direita) ===================== */

.action-bar {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.action-btn {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-3) var(--space-2);
    border: 1px solid var(--color-gray-200);
    background: white;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: var(--font-size-xs);
    font-weight: 500;
    color: var(--color-gray-700);
    text-decoration: none;
}

.action-btn:hover {
    border-color: var(--color-brand-500);
    color: var(--color-brand-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.action-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.action-btn i {
    font-size: 1.4rem;
}

.action-btn--primary { color: var(--color-success-700); }
.action-btn--primary:hover {
    border-color: var(--color-success);
    color: var(--color-success-700);
    background: var(--color-success-50);
}

.action-btn--danger { color: var(--color-danger-700); }
.action-btn--danger:hover {
    border-color: var(--color-danger);
    color: var(--color-danger-700);
    background: var(--color-danger-50);
}

/* ============================= TREE VIEW ================================ */

.tree {
    list-style: none;
    margin: 0;
    padding: 0;
}

.tree__item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: var(--space-2);
    align-items: center;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.tree__item:hover {
    background: var(--color-gray-100);
}

.tree__item--root > .tree__label {
    font-weight: 600;
    color: var(--color-gray-900);
}

.tree__chevron {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray-400);
    transition: transform var(--transition-fast);
}

.tree__chevron.collapsed {
    transform: rotate(-90deg);
}

.tree__label {
    color: var(--color-gray-800);
    font-size: var(--font-size-sm);
}

.tree__count {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
    background: var(--color-gray-100);
    padding: 2px 8px;
    border-radius: 999px;
}

.tree__children {
    list-style: none;
    margin: 0;
    padding-left: var(--space-5);
    border-left: 2px dashed var(--color-gray-200);
    margin-left: var(--space-3);
}

/* =============================== TABLE =================================== */

.data-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: white;
    font-size: var(--font-size-sm);
}

.data-table thead th {
    background: var(--color-gray-50);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-align: left;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-gray-200);
}

.data-table tbody td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-gray-100);
    color: var(--color-gray-800);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: var(--color-gray-50);
}

.data-table .data-table__numeric {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.data-table .data-table__actions {
    text-align: right;
    white-space: nowrap;
}

/* =============================== BADGES ================================== */

.badge-soft {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 2px 10px;
    border-radius: 999px;
    font-size: var(--font-size-xs);
    font-weight: 500;
}

.badge-soft--success { background: var(--color-success-100); color: var(--color-success-700); }
.badge-soft--danger  { background: var(--color-danger-100); color: var(--color-danger-700); }
.badge-soft--info    { background: var(--color-info-100); color: var(--color-info-700); }
.badge-soft--warning { background: var(--color-warning-100); color: #92400E; }
.badge-soft--neutral { background: var(--color-gray-100); color: var(--color-gray-600); }
.badge-soft--brand   { background: var(--color-brand-100); color: var(--color-brand-700); }

/* =============================== BUTTONS ================================= */

.btn-soft-primary {
    background: var(--color-brand-50);
    color: var(--color-brand-700);
    border: 1px solid var(--color-brand-100);
}

.btn-soft-primary:hover {
    background: var(--color-brand-100);
    color: var(--color-brand-700);
    border-color: var(--color-brand-500);
}

.btn-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
}

/* ============================== EMPTY STATES ============================ */

.empty-state {
    text-align: center;
    padding: var(--space-12) var(--space-6);
    color: var(--color-gray-500);
}

.empty-state__icon {
    font-size: 3rem;
    color: var(--color-gray-300);
    margin-bottom: var(--space-4);
}

.empty-state__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-700);
    margin: 0 0 var(--space-2);
}

.empty-state__copy {
    font-size: var(--font-size-sm);
    max-width: 400px;
    margin: 0 auto var(--space-4);
    color: var(--color-gray-500);
}

/* ================================ FORMS ================================== */

.form-control,
.form-select {
    border-radius: var(--radius-md);
    border-color: var(--color-gray-200);
    font-size: var(--font-size-sm);
    padding: 0.55rem 0.75rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--color-brand-500);
    box-shadow: 0 0 0 0.2rem rgba(59, 130, 246, 0.15);
}

.form-label {
    font-weight: 500;
    color: var(--color-gray-700);
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-1);
}

.form-text {
    color: var(--color-gray-500);
    font-size: var(--font-size-xs);
}

.form-section {
    background: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    padding: var(--space-6);
    margin-bottom: var(--space-4);
}

.form-section__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-gray-900);
    margin: 0 0 var(--space-1);
}

.form-section__subtitle {
    color: var(--color-gray-500);
    font-size: var(--font-size-sm);
    margin: 0 0 var(--space-5);
}

/* =============================== ALERTS ================================== */

.flash-stack {
    position: fixed;
    top: calc(var(--topbar-height) + var(--space-4));
    right: var(--space-4);
    z-index: 1080;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    max-width: 360px;
}

.alert {
    border-radius: var(--radius-md);
    border: none;
    box-shadow: var(--shadow-md);
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
}

.alert-success { background: var(--color-success-50); color: var(--color-success-700); }
.alert-danger  { background: var(--color-danger-50);  color: var(--color-danger-700); }
.alert-info    { background: var(--color-info-50);    color: var(--color-info-700); }
.alert-warning { background: var(--color-warning-50); color: #92400E; }

/* =============================== MODAL =================================== */

.modal-content {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--color-gray-200);
    padding: var(--space-4) var(--space-5);
}

.modal-title {
    font-weight: 600;
    color: var(--color-gray-900);
}

.modal-body {
    padding: var(--space-5);
}

.modal-footer {
    border-top: 1px solid var(--color-gray-200);
    padding: var(--space-3) var(--space-5);
}

/* ============================ RESPONSIVIDADE ============================ */

@media (max-width: 1024px) {
    .app-shell--3col .app-actions {
        display: none;
    }
}

@media (max-width: 768px) {
    .app-sidebar {
        display: none;
    }

    .app-content {
        padding: var(--space-4);
    }

    .app-topbar__nav-item {
        min-width: 64px;
        padding: var(--space-1) var(--space-2);
    }

    .app-topbar__nav-item span {
        display: none;
    }

    .app-topbar__user-info {
        display: none;
    }

    .txn-list__head,
    .txn-row {
        grid-template-columns: 1.5fr 76px 76px;
    }

    .txn-list__head .txn-list__notes,
    .txn-list__head .txn-list__category,
    .txn-list__head .txn-list__cost-center,
    .txn-row__notes,
    .txn-row__category,
    .txn-row__cost-center {
        display: none;
    }

    /* Valor agora é col 6 no desktop; no mobile ancoramos em col 3 / row 1 */
    .txn-row__amount,
    .txn-list__head .txn-list__amount {
        grid-column: 3;
        grid-row: 1;
    }
}

/* ============================ UTILITÁRIOS =============================== */

.text-numeric {
    font-variant-numeric: tabular-nums;
}

.bg-soft-primary  { background: var(--color-brand-50); }
.bg-soft-success  { background: var(--color-success-50); }
.bg-soft-danger   { background: var(--color-danger-50); }
.bg-soft-info     { background: var(--color-info-50); }
.bg-soft-warning  { background: var(--color-warning-50); }

.text-success-strong { color: var(--color-success-700); }
.text-danger-strong  { color: var(--color-danger-700); }
.text-info-strong    { color: var(--color-info-700); }

.divider {
    border: 0;
    border-top: 1px solid var(--color-gray-200);
    margin: var(--space-4) 0;
}

.muted-sm {
    font-size: var(--font-size-xs);
    color: var(--color-gray-500);
}

/* Scrollbars sutis */
.app-sidebar,
.app-content,
.app-actions {
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray-300) transparent;
}

.app-sidebar::-webkit-scrollbar,
.app-content::-webkit-scrollbar,
.app-actions::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.app-sidebar::-webkit-scrollbar-thumb,
.app-content::-webkit-scrollbar-thumb,
.app-actions::-webkit-scrollbar-thumb {
    background: var(--color-gray-300);
    border-radius: 999px;
}