/* =========================================================
   Design System & Estilos — Painel de E-mails em Tempo Real
   ========================================================= */

:root {
    /* Cores do Tema Claro */
    --bg-app: #f1f5f9;
    --bg-card: #ffffff;
    --bg-header: #ffffff;
    --bg-hover: #f8fafc;
    --bg-selected: #eff6ff;
    
    --border-color: #e2e8f0;
    --border-subtle: #cbd5e1;

    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;

    --color-primary: #2563eb;
    --color-primary-hover: #1d4ed8;
    --color-primary-light: #dbeafe;

    --color-success: #10b981;
    --color-success-hover: #059669;
    --color-success-light: #d1fae5;

    --color-warning: #f59e0b;
    --color-warning-hover: #d97706;
    --color-warning-light: #fef3c7;

    --color-danger: #ef4444;
    --color-danger-hover: #dc2626;
    --color-danger-light: #fee2e2;

    --color-purple: #8b5cf6;
    --color-purple-light: #ede9fe;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.08);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;

    --transition-fast: 0.15s ease;
    --transition-normal: 0.25s ease;
}

/* Tema Escuro */
body.theme-dark {
    --bg-app: #0b0f19;
    --bg-card: #151e2e;
    --bg-header: #111827;
    --bg-hover: #1e293b;
    --bg-selected: #1e3a8a33;
    
    --border-color: #273549;
    --border-subtle: #334155;

    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;

    --color-primary-light: #1e3a8a55;
    --color-success-light: #064e3b55;
    --color-warning-light: #78350f55;
    --color-danger-light: #7f1d1d55;
    --color-purple-light: #581c8755;

    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
}

/* Reset Global */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-app);
    color: var(--text-primary);
    line-height: 1.5;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

.font-mono {
    font-family: 'JetBrains Mono', monospace;
}

/* =========================================================
   Cabeçalho / Header
   ========================================================= */
.app-header {
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.brand-area {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-icon {
    position: relative;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.live-pulse {
    position: absolute;
    top: -3px;
    right: -3px;
    width: 12px;
    height: 12px;
    background-color: var(--color-success);
    border: 2px solid var(--bg-header);
    border-radius: 50%;
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
    70% { box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
    100% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.brand-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.brand-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* =========================================================
   Botões e Componentes de Interface
   ========================================================= */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 16px;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
}
.btn-primary:hover {
    background-color: var(--color-primary-hover);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.35);
}

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

.btn-outline {
    background-color: transparent;
    color: var(--text-secondary);
    border-color: var(--border-color);
}
.btn-outline:hover {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

.btn-danger {
    background-color: var(--color-danger);
    color: #ffffff;
}
.btn-danger:hover {
    background-color: var(--color-danger-hover);
}

.btn-danger-text {
    background: transparent;
    color: var(--color-danger);
    font-weight: 600;
}
.btn-danger-text:hover {
    background-color: var(--color-danger-light);
}

.btn-danger-outline {
    background-color: transparent;
    color: var(--color-danger);
    border-color: var(--color-danger);
}
.btn-danger-outline:hover {
    background-color: var(--color-danger);
    color: #ffffff;
}

.btn-sound {
    background-color: var(--color-warning);
    color: #ffffff;
    font-weight: 700;
}
.btn-sound:hover {
    background-color: var(--color-warning-hover);
}
.btn-sound.muted {
    background-color: var(--bg-hover);
    color: var(--text-muted);
    border-color: var(--border-color);
}

.btn-icon {
    padding: 8px;
    border-radius: var(--radius-sm);
    background-color: var(--bg-hover);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.btn-icon:hover {
    background-color: var(--border-color);
}

.refresh-selector {
    display: flex;
    align-items: center;
    gap: 6px;
    background-color: var(--bg-hover);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.refresh-selector select {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-weight: 700;
    outline: none;
    cursor: pointer;
}

.sync-icon.spinning {
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    100% { transform: rotate(360deg); }
}

/* =========================================================
   Layout Principal e Cards de Métricas
   ========================================================= */
.app-main {
    max-width: 1440px;
    width: 100%;
    margin: 0 auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    flex: 1;
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.metric-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.metric-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.metric-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: block;
    margin-bottom: 4px;
}

.metric-value {
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
}

.metric-badge {
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
}

.bg-blue { background-color: var(--color-primary-light); color: var(--color-primary); }
.bg-green { background-color: var(--color-success-light); color: var(--color-success); }
.bg-purple { background-color: var(--color-purple-light); color: var(--color-purple); }
.bg-cyan { background-color: #cffafe; color: #0891b2; }

.text-success { color: var(--color-success) !important; }
.text-primary { color: var(--color-primary) !important; }
.text-muted { color: var(--text-muted) !important; }

/* =========================================================
   Filtros e Barra de Pesquisa
   ========================================================= */
.filters-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px 20px;
    box-shadow: var(--shadow-sm);
}

.filter-form {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.search-input-wrapper {
    flex: 1;
    min-width: 280px;
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: 14px;
    color: var(--text-muted);
    pointer-events: none;
}

.search-input-wrapper input {
    width: 100%;
    padding: 10px 38px 10px 42px;
    background-color: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
}
.search-input-wrapper input:focus {
    background-color: var(--bg-card);
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.btn-clear-input {
    position: absolute;
    right: 12px;
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
}

.filter-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.select-filter {
    padding: 10px 14px;
    background-color: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    outline: none;
    cursor: pointer;
}
.select-filter:focus {
    border-color: var(--color-primary);
}

.btn-search {
    background-color: var(--color-primary);
    color: #ffffff;
}
.btn-search:hover {
    background-color: var(--color-primary-hover);
}

/* =========================================================
   Barra Flutuante de Ações em Lote (Bulk Actions)
   ========================================================= */
.bulk-action-bar {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    color: #ffffff;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    animation: slideDown 0.25s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

.bulk-badge {
    background-color: #3b82f6;
    color: #ffffff;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 700;
}

.bulk-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-bulk-read {
    background-color: #334155;
    color: #ffffff;
    border: 1px solid #475569;
}
.btn-bulk-read:hover {
    background-color: #475569;
}

.btn-bulk-delete {
    background-color: var(--color-danger);
    color: #ffffff;
    border: none;
    font-weight: 700;
}
.btn-bulk-delete:hover {
    background-color: var(--color-danger-hover);
    box-shadow: 0 2px 8px rgba(239, 68, 68, 0.4);
}

.btn-bulk-cancel {
    background-color: transparent;
    color: #94a3b8;
    border: none;
}
.btn-bulk-cancel:hover {
    color: #ffffff;
}

/* =========================================================
   Tabela de E-mails
   ========================================================= */
.table-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.table-responsive {
    overflow-x: auto;
}

.emails-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.875rem;
}

.emails-table thead th {
    background: linear-gradient(180deg, #0284c7 0%, #0369a1 100%);
    color: #ffffff;
    padding: 14px 16px;
    font-weight: 700;
    letter-spacing: 0.02em;
    border-bottom: 2px solid #0284c7;
    white-space: nowrap;
}

.emails-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-fast);
}

.emails-table tbody tr:hover {
    background-color: var(--bg-hover);
}

.emails-table tbody tr.row-unread {
    background-color: var(--bg-selected);
    font-weight: 600;
}

.emails-table tbody tr.row-selected {
    background-color: #dbeafe88;
}

.emails-table tbody td {
    padding: 14px 16px;
    color: var(--text-secondary);
    vertical-align: middle;
}

.emails-table tbody tr.row-unread td {
    color: var(--text-primary);
}

/* Checkbox Customizado */
.custom-checkbox {
    display: inline-flex;
    align-items: center;
    position: relative;
    cursor: pointer;
    user-select: none;
}
.custom-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}
.checkmark {
    height: 18px;
    width: 18px;
    background-color: var(--bg-hover);
    border: 2px solid var(--border-subtle);
    border-radius: 4px;
    transition: all var(--transition-fast);
}
.custom-checkbox:hover input ~ .checkmark {
    border-color: var(--color-primary);
}
.custom-checkbox input:checked ~ .checkmark {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}
.checkmark::after {
    content: "";
    position: absolute;
    display: none;
    left: 6px;
    top: 2px;
    width: 4px;
    height: 9px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}
.custom-checkbox input:checked ~ .checkmark::after {
    display: block;
}

/* Status Badges */
.badge-status {
    display: inline-block;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.725rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-novo {
    background-color: var(--color-success);
    color: #ffffff;
    box-shadow: 0 2px 6px rgba(16, 185, 129, 0.35);
}

.badge-lido {
    background-color: var(--color-success);
    color: #ffffff;
    opacity: 0.85;
}

/* Colunas Específicas */
.cell-to {
    display: flex;
    align-items: center;
    gap: 6px;
}

.email-address {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}

.btn-inline-copy {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px 4px;
    border-radius: 3px;
}
.btn-inline-copy:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.cell-subject {
    max-width: 380px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.cell-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-open-mail {
    background-color: var(--color-success);
    color: #ffffff;
    padding: 6px 14px;
    font-size: 0.825rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.btn-open-mail:hover {
    background-color: var(--color-success-hover);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.35);
}

.btn-del-mail {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid var(--border-color);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.85rem;
    transition: all var(--transition-fast);
}
.btn-del-mail:hover {
    background-color: var(--color-danger);
    color: #ffffff;
    border-color: var(--color-danger);
}

/* Estado de Carregamento e Vazio */
.loading-state, .empty-state {
    padding: 48px 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-muted);
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-color);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

.table-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    background-color: var(--bg-card);
    border-top: 1px solid var(--border-color);
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-pagination {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-page {
    padding: 6px 12px;
    font-size: 0.8rem;
    background-color: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    cursor: pointer;
}
.btn-page:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* =========================================================
   Modal de Visualização de E-mail
   ========================================================= */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-dialog {
    background-color: var(--bg-card);
    width: 100%;
    max-width: 900px;
    max-height: 90vh;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: scaleUp 0.2s ease;
}

.modal-dialog-sm {
    max-width: 520px;
}

@keyframes scaleUp {
    from { transform: scale(0.96); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.modal-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-hover);
}

.modal-title-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.account-pill {
    padding: 4px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 700;
}

.modal-subject {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
}

.btn-close-modal {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
}
.btn-close-modal:hover {
    color: var(--color-danger);
    background-color: var(--color-danger-light);
}

.modal-meta-grid {
    padding: 14px 24px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
}

.meta-label {
    color: var(--text-muted);
    font-weight: 600;
    margin-right: 4px;
}

.meta-value {
    color: var(--text-primary);
    font-weight: 600;
}

.copy-inline-wrap {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-mini-copy {
    background-color: var(--bg-hover);
    border: 1px solid var(--border-color);
    font-size: 0.7rem;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
}
.btn-mini-copy:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

/* Banner de Código OTP */
.otp-banner {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    color: #ffffff;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.1);
}

.otp-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

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

.otp-label {
    font-size: 0.8rem;
    opacity: 0.9;
    display: block;
}

.otp-code {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    font-family: 'JetBrains Mono', monospace;
}

.btn-copy-otp {
    background-color: #ffffff;
    color: #065f46;
    border: none;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.875rem;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}
.btn-copy-otp:hover {
    background-color: #f0fdf4;
    transform: translateY(-1px);
}

/* Abas */
.modal-tabs {
    display: flex;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-hover);
    padding: 0 24px;
}

.tab-btn {
    background: none;
    border: none;
    padding: 12px 18px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
}

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

.tab-btn.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background-color: var(--bg-card);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    background-color: #ffffff;
    min-height: 380px;
    display: flex;
    flex-direction: column;
}

.tab-content {
    display: none;
    flex: 1;
    height: 100%;
}

.tab-content.active {
    display: flex;
    flex-direction: column;
}

.email-sandbox-frame {
    width: 100%;
    height: 480px;
    border: none;
    background: #ffffff;
}

.email-text-view, .email-raw-view {
    padding: 20px;
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 0.9rem;
    color: #1e293b;
    overflow-y: auto;
    max-height: 480px;
}

.modal-footer {
    padding: 14px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-hover);
}

.modal-footer-right {
    display: flex;
    align-items: center;
    gap: 10px;
}

.account-summary-box {
    background-color: var(--bg-hover);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dashed var(--border-color);
    font-size: 0.85rem;
}
.summary-row:last-child {
    border-bottom: none;
}

.p-20 { padding: 20px; }
.mt-20 { margin-top: 20px; }
.w-100 { width: 100%; }

/* =========================================================
   Toast Notifications
   ========================================================= */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    background-color: #1e293b;
    color: #ffffff;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-xl);
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
    pointer-events: auto;
    animation: toastIn 0.25s ease;
    border-left: 4px solid var(--color-primary);
}

.toast.toast-success { border-left-color: var(--color-success); }
.toast.toast-danger { border-left-color: var(--color-danger); }
.toast.toast-warning { border-left-color: var(--color-warning); }

@keyframes toastIn {
    from { transform: translateX(50px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* =========================================================
   Responsividade
   ========================================================= */
@media (max-width: 900px) {
    .header-container {
        flex-direction: column;
        align-items: flex-start;
    }
    .header-actions {
        width: 100%;
        justify-content: flex-start;
    }
    .filter-form {
        flex-direction: column;
        align-items: stretch;
    }
    .search-input-wrapper {
        min-width: 100%;
    }
    .filter-controls {
        width: 100%;
        justify-content: space-between;
    }
    .modal-dialog {
        max-height: 96vh;
    }
}