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

/* ============================================
   Theme Variables - Light Mode (Default)
   ============================================ */
:root {
    /* Brand Colors */
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #60a5fa;
    --success: #22c55e;
    --success-light: #4ade80;
    --danger: #ef4444;
    --danger-light: #f87171;
    --warning: #f59e0b;
    --warning-light: #fbbf24;
    --info: #06b6d4;

    /* Gray Scale (Slate - blue undertone) */
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Semantic Colors - Light Theme */
    --bg-primary: #f1f5f9;
    --bg-secondary: #e8edf5;
    --card-bg: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #94a3b8;
    --border-color: #dce3ed;
    --hover-bg: rgba(59, 130, 246, 0.06);
    --active-bg: rgba(59, 130, 246, 0.10);
    --toggle-bg: #cbd5e1;

    /* Shadows (blue-tinted for depth) */
    --shadow-sm: 0 1px 3px rgba(59, 130, 246, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(59, 130, 246, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 10px 24px rgba(59, 130, 246, 0.10), 0 4px 8px rgba(0, 0, 0, 0.06);

    /* Toast & Dialog - Light Theme */
    --toast-bg: #ffffff;
    --toast-text: #334155;
    --toast-shadow: 0 4px 20px rgba(59, 130, 246, 0.12);
    --dialog-bg: #ffffff;
    --dialog-footer-bg: #f1f5f9;
    --dialog-header-text: #1e293b;
    --dialog-body-text: #64748b;
    --input-bg: #f8fafd;

    /* Alert Gradients - Light Theme */
    --alert-warning-bg: linear-gradient(135deg, #fef3c7, #fde68a);
    --alert-warning-border: #fbbf24;
    --alert-danger-bg: linear-gradient(135deg, #fee2e2, #fecaca);
    --alert-danger-border: #f87171;

    /* Status Badges - Light Theme */
    --status-ok-bg: #d1fae5;
    --status-ok-text: #059669;
    --status-warning-bg: #fef3c7;
    --status-warning-text: #d97706;
    --status-danger-bg: #fee2e2;
    --status-danger-text: #dc2626;

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Elevation System (blue-tinted) */
    --elevation-1: 0 1px 4px rgba(59, 130, 246, 0.08);
    --elevation-2: 0 4px 16px rgba(59, 130, 246, 0.10);
    --elevation-3: 0 8px 30px rgba(59, 130, 246, 0.12);
    --elevation-4: 0 16px 48px rgba(59, 130, 246, 0.16);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #3b82f6, #6366f1);
    --gradient-success: linear-gradient(135deg, #22c55e, #14b8a6);
    --gradient-danger: linear-gradient(135deg, #ef4444, #f97316);
    --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.9), rgba(255,255,255,0.7));

    /* Glassmorphism */
    --glass-bg: rgba(255,255,255,0.75);
    --glass-border: rgba(255,255,255,0.4);
    --glass-blur: blur(12px);

    /* Fluid Typography */
    --text-xs: clamp(0.7rem, 0.65rem + 0.25vw, 0.75rem);
    --text-sm: clamp(0.8rem, 0.75rem + 0.25vw, 0.875rem);
    --text-base: clamp(0.875rem, 0.825rem + 0.25vw, 1rem);
    --text-lg: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --text-xl: clamp(1.125rem, 1rem + 0.5vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.25rem + 1vw, 2rem);
    --text-3xl: clamp(2rem, 1.5rem + 2vw, 3rem);

    /* Consistent Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
}

/* ============================================
   Theme Variables - Dark Mode
   ============================================ */
[data-theme="dark"] {
    /* Semantic Colors - Dark Theme */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --card-bg: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;
    --border-color: #334155;
    --hover-bg: rgba(255, 255, 255, 0.05);
    --active-bg: rgba(255, 255, 255, 0.1);
    --toggle-bg: #475569;

    /* Adjusted brand colors for dark */
    --primary: #60a5fa;
    --primary-dark: #3b82f6;
    --success: #4ade80;
    --danger: #f87171;
    --warning: #fbbf24;

    /* Shadows for dark mode */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);

    /* Toast & Dialog - Dark Theme */
    --toast-bg: #1e293b;
    --toast-text: #f1f5f9;
    --toast-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    --dialog-bg: #1e293b;
    --dialog-footer-bg: #0f172a;
    --dialog-header-text: #f1f5f9;
    --dialog-body-text: #94a3b8;
    --input-bg: #334155;

    /* Alert Gradients - Dark Theme */
    --alert-warning-bg: linear-gradient(135deg, rgba(245,158,11,0.2), rgba(217,119,6,0.2));
    --alert-warning-border: #b45309;
    --alert-danger-bg: linear-gradient(135deg, rgba(239,68,68,0.2), rgba(220,38,38,0.2));
    --alert-danger-border: #b91c1c;

    /* Status Badges - Dark Theme */
    --status-ok-bg: rgba(16, 185, 129, 0.2);
    --status-ok-text: #34d399;
    --status-warning-bg: rgba(245, 158, 11, 0.2);
    --status-warning-text: #fbbf24;
    --status-danger-bg: rgba(239, 68, 68, 0.2);
    --status-danger-text: #f87171;

    /* Adjust grays for dark mode context */
    --gray-50: #1e293b;
    --gray-100: #334155;
    --gray-200: #475569;
    --gray-300: #64748b;
    --gray-600: #94a3b8;
    --gray-700: #cbd5e1;
    --gray-800: #e2e8f0;
    --gray-900: #f1f5f9;

    /* Elevation - Dark */
    --elevation-1: 0 1px 3px rgba(0,0,0,0.2);
    --elevation-2: 0 4px 12px rgba(0,0,0,0.25);
    --elevation-3: 0 8px 24px rgba(0,0,0,0.3);
    --elevation-4: 0 16px 48px rgba(0,0,0,0.35);

    /* Gradients - Dark */
    --gradient-primary: linear-gradient(135deg, #3b82f6, #6366f1);
    --gradient-success: linear-gradient(135deg, #22c55e, #14b8a6);
    --gradient-danger: linear-gradient(135deg, #ef4444, #f97316);
    --gradient-card: linear-gradient(135deg, rgba(30,41,59,0.9), rgba(30,41,59,0.7));

    /* Glassmorphism - Dark */
    --glass-bg: rgba(30, 41, 59, 0.7);
    --glass-border: rgba(51, 65, 85, 0.5);
    --glass-blur: blur(12px);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

/* Header */
header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    margin-bottom: 2rem;
    gap: 1rem;
}

.header-left {
    display: flex;
    align-items: center;
}

.header-center {
    display: flex;
    justify-content: center;
}

.header-right {
    display: flex;
    justify-content: flex-end;
}

header h1 {
    font-size: 2rem;
    color: var(--text-primary);
}

.btn-config {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    background: var(--card-bg);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-sm);
    font-size: 1.5rem;
    transition: all var(--transition-normal);
}

.btn-config:hover {
    background: var(--hover-bg);
    transform: scale(1.05);
}

.month-selector {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--card-bg);
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-sm);
}

.btn-month {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    color: var(--text-secondary);
    transition: color var(--transition-normal);
}

.btn-month:hover {
    color: var(--primary);
}

#currentMonth {
    font-weight: 600;
    min-width: 150px;
    text-align: center;
    color: var(--text-primary);
}

/* Dashboard Sections Container (customizable layout) */
.dashboard-sections {
    display: flex;
    flex-direction: column;
}

/* Dashboard Cards */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.card {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.card-icon {
    font-size: 1.5rem;
}

.card-title {
    font-size: 0.875rem;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

.card-value {
    font-size: 2rem;
    font-weight: 700;
}

.card-receitas .card-value {
    color: var(--success);
}

.card-despesas .card-value {
    color: var(--danger);
}

.card-saldo .card-value {
    color: var(--primary);
}

.card-saldo .card-value.negative {
    color: var(--danger);
}

.card-saldo .card-value.positive {
    color: var(--success);
}

/* Card Saldo Anterior */
.card-saldo-anterior .card-value {
    color: var(--gray-600);
}

.card-saldo-anterior .card-value.negative {
    color: var(--danger);
}

.card-saldo-anterior .card-value.positive {
    color: var(--success);
}

/* Card Saldo Total */
.card-saldo-total {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
}

.card-saldo-total .card-title {
    color: rgba(255, 255, 255, 0.8);
}

.card-saldo-total .card-icon {
    color: rgba(255, 255, 255, 0.9);
}

.card-saldo-total .card-value {
    color: white;
}

.card-saldo-total .card-value.negative {
    color: #fecaca;
}

.card-saldo-total .card-value.positive {
    color: #bbf7d0;
}

/* Contas Section */
.contas-section {
    margin-bottom: 2rem;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 1.25rem;
    color: var(--gray-800);
    margin: 0;
}

.btn-link {
    font-size: 0.875rem;
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.2s;
}

.btn-link:hover {
    background: rgba(59, 130, 246, 0.1);
}

.export-buttons {
    display: flex;
    gap: 0.5rem;
}

.btn-export {
    padding: 0.5rem 0.75rem;
    background: var(--gray-100);
    border: 1px solid var(--gray-200);
    border-radius: 0.5rem;
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--gray-700);
}

.btn-export:hover {
    background: var(--gray-200);
}

.contas-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--gray-800);
}

.contas-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.conta-card {
    background: var(--card-bg);
    padding: 1.25rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s, box-shadow 0.2s;
    border-left: 4px solid;
    cursor: pointer;
}

.conta-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.conta-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.conta-icon {
    font-size: 1.5rem;
}

.conta-nome {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--gray-700);
    flex: 1;
}

.conta-saldo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-900);
}

.conta-tipo {
    font-size: 0.75rem;
    color: var(--gray-500);
    text-transform: capitalize;
    margin-top: 0.25rem;
}

/* Charts */
.charts-section {
    margin-bottom: 2rem;
}

.chart-container {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
}

.chart-container h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--gray-800);
}

.chart-container canvas {
    max-height: 300px;
}

.legend {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
}

.legend-color {
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 0.375rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.legend-color svg {
    width: 14px;
    height: 14px;
    stroke: white;
}

.legend-text {
    flex: 1;
    display: flex;
    justify-content: space-between;
}

/* Add Button */
.btn-add {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--primary);
    color: white;
    border: none;
    padding: 1rem 1.5rem;
    border-radius: 3rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
    transition: all 0.2s;
    z-index: 100;
}

.btn-add:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.5);
}

.btn-icon {
    font-size: 1.5rem;
    line-height: 1;
}

/* Transactions Section */
.transactions-section {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 5rem;
}

.transactions-section h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--gray-800);
}

.filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.search-box {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-input {
    width: 100%;
    padding: 0.5rem 2.5rem 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    background: var(--input-bg);
    color: var(--text-primary);
}

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

.search-clear {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-clear:hover {
    color: var(--gray-600);
}

.filter-select {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 0.875rem;
    background: var(--input-bg);
    color: var(--text-primary);
    cursor: pointer;
    min-width: 140px;
}

.transactions-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.transaction-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border: 1px solid var(--gray-200);
    border-radius: 0.5rem;
    transition: background 0.2s;
}

.transaction-item:hover {
    background: var(--gray-50);
}

.transaction-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.transaction-info {
    flex: 1;
}

.transaction-category {
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: 0.25rem;
}

.transaction-description {
    font-size: 0.875rem;
    color: var(--gray-600);
}

.transaction-date {
    font-size: 0.75rem;
    color: var(--gray-500);
    margin-top: 0.25rem;
}

.transaction-amount {
    font-size: 1.25rem;
    font-weight: 700;
    flex-shrink: 0;
}

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

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

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

.transaction-actions {
    display: flex;
    gap: 0.375rem;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.transaction-item:hover .transaction-actions {
    opacity: 1;
}

.btn-icon-small {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--bg-secondary);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.15s ease;
}

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

.btn-icon-small:hover {
    transform: scale(1.05);
}

.btn-icon-small.edit:hover {
    background: rgba(59, 130, 246, 0.15);
    color: var(--primary);
}

.btn-icon-small.delete:hover {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--gray-500);
}

/* Load More Button */
.load-more-container {
    padding: 1rem;
    text-align: center;
}

.btn-load-more {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-load-more:hover {
    background: var(--hover-bg);
    color: var(--text-primary);
    border-color: var(--primary);
}

.btn-load-more [data-lucide] {
    width: 1rem;
    height: 1rem;
}

/* Transactions Count */
.transactions-count {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-secondary);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--dialog-bg);
    border-radius: 0.75rem;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    border-bottom: 1px solid var(--gray-200);
}

.modal-header h2 {
    font-size: 1.5rem;
    color: var(--gray-900);
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--gray-600);
    line-height: 1;
    padding: 0;
    width: 2rem;
    height: 2rem;
}

.modal-close:hover {
    color: var(--gray-900);
}

/* Form */
form {
    padding: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--gray-700);
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
}

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

.radio-group {
    display: flex;
    gap: 1rem;
}

.radio-label {
    flex: 1;
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-custom {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem;
    border: 2px solid var(--gray-300);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 600;
}

.radio-label input[type="radio"]:checked + .radio-custom.despesa {
    border-color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.radio-label input[type="radio"]:checked + .radio-custom.receita {
    border-color: var(--success);
    background: rgba(34, 197, 94, 0.1);
    color: var(--success);
}

.radio-label input[type="radio"]:checked + .radio-custom.transferencia {
    border-color: var(--primary);
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary);
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.btn {
    flex: 1;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background: #2563eb;
}

.btn-secondary {
    background: var(--gray-200);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background: var(--gray-300);
}

/* ===== RESPONSIVE - TABLET (768px) ===== */
@media (max-width: 768px) {
    .container {
        padding: 1.5rem 1rem;
    }

    header {
        grid-template-columns: auto 1fr auto;
        gap: 0.5rem;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .header-center {
        grid-column: 1 / -1;
        margin-top: 0.5rem;
    }

    .dashboard-cards {
        grid-template-columns: 1fr;
    }

    .chart-container {
        padding: 1.5rem;
    }

    .chart-container canvas {
        max-height: 250px;
    }

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

    .btn-add {
        bottom: 1.5rem;
        right: 1.5rem;
        padding: 0.875rem 1.25rem;
    }

    .transactions-section {
        padding: 1.5rem;
    }

    .transaction-item {
        flex-wrap: wrap;
        padding: 0.875rem;
    }

    .transaction-amount {
        width: 100%;
        text-align: right;
        margin-top: 0.5rem;
    }

    .modal-content {
        max-width: 90%;
        margin: 0 auto;
    }

    .radio-group {
        flex-direction: column;
    }
}

/* ===== RESPONSIVE - MOBILE (480px) ===== */
@media (max-width: 480px) {
    .container {
        padding: 1rem 0.75rem;
    }

    header {
        grid-template-columns: 1fr auto;
    }

    header h1 {
        font-size: 1.25rem;
    }

    .header-center {
        grid-column: 1 / -1;
        order: 3;
    }

    .btn-config {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1.25rem;
    }

    .month-selector {
        width: 100%;
        justify-content: space-between;
    }

    .btn-month {
        padding: 0.5rem 0.75rem;
        font-size: 1.25rem;
        min-width: 44px;
        min-height: 44px;
    }

    .card {
        padding: 1.25rem;
    }

    .card-value {
        font-size: 1.75rem;
    }

    .contas-cards {
        grid-template-columns: 1fr;
    }

    .conta-card {
        padding: 1rem;
    }

    .conta-saldo {
        font-size: 1.25rem;
    }

    .chart-container {
        padding: 1rem;
    }

    .chart-container h2 {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    .chart-container canvas {
        max-height: 200px;
    }

    .legend-item {
        padding: 0.5rem;
        background: var(--gray-50);
        border-radius: 0.5rem;
    }

    .btn-add {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
        justify-content: center;
        border-radius: 0.75rem;
    }

    .btn-add span:not(.btn-icon) {
        display: inline;
    }

    .transactions-section {
        padding: 1rem;
        margin-bottom: 6rem;
    }

    .transactions-section h2 {
        font-size: 1rem;
    }

    .filter-select {
        width: 100%;
    }

    .transaction-icon {
        font-size: 1.5rem;
    }

    .transaction-category {
        font-size: 0.9375rem;
    }

    .transaction-amount {
        font-size: 1.125rem;
    }

    .btn-icon-small {
        padding: 0.5rem;
        font-size: 1.125rem;
        min-width: 44px;
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .modal {
        padding: 0;
        align-items: flex-end;
    }

    .modal-content {
        max-width: 100%;
        max-height: 95vh;
        border-radius: 1rem 1rem 0 0;
    }

    .modal-header {
        padding: 1.25rem;
    }

    .modal-header h2 {
        font-size: 1.25rem;
    }

    form {
        padding: 1.25rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: 0.875rem;
        font-size: 16px; /* Evita zoom no iOS */
    }

    .modal-actions {
        flex-direction: column-reverse;
    }

    .btn {
        padding: 0.875rem;
        min-height: 48px;
    }
}

/* ===== LANDSCAPE MOBILE ===== */
@media (max-height: 500px) and (orientation: landscape) {
    .container {
        padding: 0.5rem 1rem;
    }

    header {
        margin-bottom: 1rem;
    }

    .dashboard-cards {
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem;
        margin-bottom: 1rem;
    }

    .card {
        padding: 0.75rem;
    }

    .card-value {
        font-size: 1.25rem;
    }

    .contas-section,
    .charts-section {
        display: none;
    }

    .btn-add {
        bottom: 0.5rem;
        right: 0.5rem;
        padding: 0.5rem 1rem;
    }
}

/* ===== SAFE AREA (NOTCH/ROUNDED CORNERS) ===== */
@supports (padding-bottom: env(safe-area-inset-bottom)) {
    .container {
        padding-left: max(1rem, env(safe-area-inset-left));
        padding-right: max(1rem, env(safe-area-inset-right));
        padding-bottom: env(safe-area-inset-bottom);
    }

    .btn-add {
        bottom: calc(1rem + env(safe-area-inset-bottom));
    }

    @media (max-width: 480px) {
        .btn-add {
            bottom: calc(1rem + env(safe-area-inset-bottom));
            left: calc(1rem + env(safe-area-inset-left));
            right: calc(1rem + env(safe-area-inset-right));
        }

        .modal-content {
            padding-bottom: env(safe-area-inset-bottom);
        }
    }
}

/* ===== TOUCH IMPROVEMENTS ===== */
@media (hover: none) and (pointer: coarse) {
    .card:hover,
    .conta-card:hover,
    .transaction-item:hover {
        transform: none;
        box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    }

    .btn-add:hover {
        transform: none;
    }

    .btn-add:active {
        transform: scale(0.98);
    }

    .btn:active {
        transform: scale(0.98);
    }

    .transaction-item:active {
        background: var(--gray-100);
    }

    /* Always show action buttons on touch devices */
    .transaction-actions {
        opacity: 1;
    }

    .btn-icon-small {
        width: 36px;
        height: 36px;
    }

    .btn-icon-small:active {
        transform: scale(0.9);
    }
}

/* ===== DARK MODE SUPPORT via [data-theme="dark"] ===== */
/* Note: Dark mode is handled by [data-theme="dark"] CSS variables at the top of this file.
   The JS should set document.documentElement.dataset.theme = 'dark' based on user preference
   or prefers-color-scheme media query. */

/* Additional dark mode overrides for [data-theme="dark"] */
[data-theme="dark"] .card-saldo-total {
    background: linear-gradient(135deg, #1d4ed8, #1e40af);
}

[data-theme="dark"] .form-group input,
[data-theme="dark"] .form-group select,
[data-theme="dark"] .form-group textarea {
    background: var(--input-bg);
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="dark"] .transaction-item {
    border-color: var(--border-color);
}

[data-theme="dark"] .radio-custom {
    border-color: var(--border-color);
}

[data-theme="dark"] .modal-header {
    border-color: var(--border-color);
}

/* ===== ALERTAS DE ORCAMENTO ===== */
.alertas-section {
    margin-bottom: 2rem;
}

.alertas-cards {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.alerta-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 12px;
    background: var(--card-bg);
    box-shadow: var(--shadow-sm);
}

.alerta-card.warning {
    background: var(--alert-warning-bg);
    border: 1px solid var(--alert-warning-border);
}

.alerta-card.danger {
    background: var(--alert-danger-bg);
    border: 1px solid var(--alert-danger-border);
}

.alerta-icon {
    font-size: 24px;
}

.alerta-info {
    flex: 1;
}

.alerta-categoria {
    font-weight: 600;
    font-size: 14px;
    color: var(--gray-800);
}

.alerta-texto {
    font-size: 12px;
    color: var(--gray-600);
}

.alerta-percentagem {
    font-size: 18px;
    font-weight: 700;
}

.alerta-percentagem.warning {
    color: #d97706;
}

.alerta-percentagem.danger {
    color: #dc2626;
}

/* ===== LINK ORCAMENTOS ===== */
.orcamentos-section {
    margin-bottom: 2rem;
}

.orcamentos-link {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--card-bg);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    text-decoration: none;
    color: inherit;
    transition: all 0.2s;
    border: 1px solid var(--border-color);
}

.orcamentos-link:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.orcamentos-icon {
    font-size: 32px;
}

.orcamentos-info {
    flex: 1;
}

.orcamentos-info h3 {
    font-size: 16px;
    font-weight: 600;
    color: var(--gray-800);
    margin: 0;
}

.orcamentos-info p {
    font-size: 13px;
    color: var(--gray-600);
    margin: 4px 0 0;
}

.orcamentos-arrow {
    font-size: 20px;
    color: var(--gray-400);
}

/* ============================================
   Quick Actions
   ============================================ */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.quick-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 0.5rem;
    background: var(--card-bg);
    border-radius: 12px;
    text-decoration: none;
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
}

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

.quick-action-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.quick-action-icon i,
.quick-action-icon svg {
    width: 24px;
    height: 24px;
    color: white;
}

.quick-action-icon.despesa {
    background: linear-gradient(135deg, var(--danger), #dc2626);
}

.quick-action-icon.receita {
    background: linear-gradient(135deg, var(--success), #16a34a);
}

.quick-action-icon.transferencia {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
}

.quick-action-icon.meta {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
}

.quick-action-icon.analise {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.quick-action-icon.previsao {
    background: linear-gradient(135deg, #f59e0b, #d97706);
}

.quick-action-icon.email {
    background: linear-gradient(135deg, #06b6d4, #0891b2);
}

.quick-action span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
}

@media (max-width: 480px) {
    .quick-actions {
        grid-template-columns: repeat(5, 1fr);
        gap: 0.35rem;
    }

    .quick-action {
        padding: 0.5rem 0.15rem;
    }

    .quick-action-icon {
        width: 36px;
        height: 36px;
    }

    .quick-action-icon i,
    .quick-action-icon svg {
        width: 20px;
        height: 20px;
    }

    .quick-action span {
        font-size: 0.6875rem;
    }
}

/* ============================================
   Insights Section
   ============================================ */
.insights-section {
    margin-bottom: 1.5rem;
}

#insightsContainer {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.insight-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border-left: 4px solid;
}

.insight-card.success {
    border-left-color: var(--success);
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.05), var(--card-bg));
}

.insight-card.warning {
    border-left-color: var(--warning);
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.05), var(--card-bg));
}

.insight-card.danger {
    border-left-color: var(--danger);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), var(--card-bg));
}

.insight-card.info {
    border-left-color: var(--info);
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.05), var(--card-bg));
}

.insight-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    flex-shrink: 0;
}

.insight-icon i,
.insight-icon svg {
    width: 20px;
    height: 20px;
}

.insight-card.success .insight-icon {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.insight-card.warning .insight-icon {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.insight-card.danger .insight-icon {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.insight-card.info .insight-icon {
    background: rgba(6, 182, 212, 0.15);
    color: var(--info);
}

.insight-content {
    flex: 1;
    min-width: 0;
}

.insight-title {
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.insight-text {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.375rem;
}

.insight-dica {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    font-style: italic;
}

/* ============================================
   Evolution Chart
   ============================================ */
.charts-section {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.evolution-chart {
    background: var(--card-bg);
}

.chart-legend {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.legend-item-inline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.legend-dot {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

.legend-dot.receita {
    background: var(--success);
}

.legend-dot.despesa {
    background: var(--danger);
}

.legend-dot.saldo {
    background: var(--primary);
}

.section-icon {
    width: 20px;
    height: 20px;
    vertical-align: middle;
    margin-right: 0.5rem;
    color: var(--text-secondary);
}

.section-icon.warning {
    color: var(--warning);
}

/* ============================================
   Top Expenses Section
   ============================================ */
.top-gastos-section {
    background: var(--card-bg);
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.top-gastos-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.top-gasto-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.75rem;
    background: var(--bg-secondary);
    border-radius: 10px;
    transition: all 0.2s ease;
}

.top-gasto-item:hover {
    background: var(--hover-bg);
}

.top-gasto-rank {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border-radius: 8px;
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--text-secondary);
    flex-shrink: 0;
}

.top-gasto-rank.gold {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: white;
}

.top-gasto-rank.silver {
    background: linear-gradient(135deg, #94a3b8, #64748b);
    color: white;
}

.top-gasto-rank.bronze {
    background: linear-gradient(135deg, #d97706, #b45309);
    color: white;
}

.top-gasto-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    flex-shrink: 0;
}

.top-gasto-icon i,
.top-gasto-icon svg {
    width: 18px;
    height: 18px;
    color: white;
}

.top-gasto-info {
    flex: 1;
    min-width: 0;
}

.top-gasto-categoria {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.top-gasto-descricao {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.top-gasto-valor {
    font-weight: 700;
    font-size: 1rem;
    color: var(--danger);
    flex-shrink: 0;
}

.top-gastos-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-tertiary);
}

.top-gastos-empty i {
    width: 48px;
    height: 48px;
    margin-bottom: 0.75rem;
    opacity: 0.5;
}

@media (max-width: 480px) {
    .top-gastos-section {
        padding: 1rem;
    }

    .top-gasto-item {
        padding: 0.625rem;
        gap: 0.75rem;
    }

    .top-gasto-icon {
        width: 32px;
        height: 32px;
    }

    .top-gasto-valor {
        font-size: 0.9375rem;
    }
}

/* Dark mode for alertas and orcamentos - using CSS variables */
[data-theme="dark"] .alerta-categoria {
    color: var(--text-primary);
}

[data-theme="dark"] .orcamentos-info h3 {
    color: var(--text-primary);
}

[data-theme="dark"] .insight-card.success {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1), var(--card-bg));
}

[data-theme="dark"] .insight-card.warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), var(--card-bg));
}

[data-theme="dark"] .insight-card.danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), var(--card-bg));
}

[data-theme="dark"] .insight-card.info {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), var(--card-bg));
}

[data-theme="dark"] .top-gasto-item {
    background: rgba(255, 255, 255, 0.05);
}

/* ============================================
   Forecast Section
   ============================================ */
.forecast-section {
    margin-bottom: 2rem;
}

.forecast-container {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.forecast-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.forecast-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.forecast-total {
    text-align: right;
}

.forecast-total-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.forecast-total-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--danger);
}

.forecast-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.forecast-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.625rem;
    background: var(--bg-secondary);
    border-radius: 8px;
}

.forecast-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.forecast-icon [data-lucide] {
    width: 16px;
    height: 16px;
    color: white;
}

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

.forecast-categoria {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
}

.forecast-confianca {
    font-size: 0.6875rem;
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    margin-left: 0.375rem;
}

.forecast-confianca.alta {
    background: var(--status-ok-bg);
    color: var(--status-ok-text);
}

.forecast-confianca.media {
    background: var(--status-warning-bg);
    color: var(--status-warning-text);
}

.forecast-confianca.baixa {
    background: var(--status-danger-bg);
    color: var(--status-danger-text);
}

.forecast-intervalo {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.forecast-valor {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    flex-shrink: 0;
}

.forecast-empty {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-secondary);
}

.forecast-comparison {
    margin-top: 8px;
}

.forecast-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px;
    color: var(--primary);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    border-top: 1px solid var(--border-color);
    margin-top: 12px;
    transition: all var(--transition-normal);
}

.forecast-link:hover {
    background: var(--hover-bg);
}

.forecast-link i {
    width: 16px;
    height: 16px;
}

.forecast-link .pattern-badge {
    background: var(--warning);
    color: white;
    font-size: 0.625rem;
    padding: 2px 6px;
    border-radius: 8px;
    font-weight: 600;
}

/* ============================================
   Monthly Comparison Card
   ============================================ */
.comparison-section {
    margin-bottom: 2rem;
}

.comparison-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.comparison-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.comparison-icon.positive {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
}

.comparison-icon.negative {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.comparison-icon.neutral {
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.comparison-icon [data-lucide] {
    width: 24px;
    height: 24px;
}

.comparison-content {
    flex: 1;
    min-width: 0;
}

.comparison-title {
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.comparison-text {
    font-size: 0.8125rem;
    color: var(--text-secondary);
}

.comparison-value {
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.comparison-value.positive {
    color: var(--success);
}

.comparison-value.negative {
    color: var(--danger);
}

@media (max-width: 480px) {
    .comparison-card {
        flex-wrap: wrap;
    }

    .comparison-value {
        width: 100%;
        text-align: center;
        padding-top: 0.75rem;
        border-top: 1px solid var(--border-color);
        margin-top: 0.5rem;
    }

    .forecast-item {
        flex-wrap: wrap;
    }

    .forecast-valor {
        width: 100%;
        text-align: right;
        margin-top: 0.25rem;
    }
}