/**
 * MEU PMOC - Design System v1.0
 * Mobile-First, Performance Optimized
 * Namespace: mp-
 */

/* ========================================
   1. CSS RESET & BASE
======================================== */
.mp-wrapper {
    all: initial;
    display: block;
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.mp-wrapper *,
.mp-wrapper *::before,
.mp-wrapper *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ========================================
   2. DESIGN TOKENS (Variáveis CSS)
======================================== */
.mp-wrapper {
    /* Cores Primárias */
    --mp-primary: #2b45fb;
    --mp-secondary: #018cfb;
    --mp-accent: #00b0e4;
    
    /* Cores Neutras */
    --mp-ink: #4a505c;
    --mp-text: #5a6169;
    --mp-text-light: #8b92a0;
    --mp-soft: #f5f8fa;
    --mp-border: #e8eef3;
    --mp-white: #ffffff;
    
    /* Cores Semânticas */
    --mp-success: #28a745;
    --mp-success-light: rgba(40, 167, 69, 0.15);
    --mp-danger: #dc2626;
    --mp-danger-light: rgba(220, 38, 38, 0.15);
    --mp-warning: #ffc107;
    --mp-warning-light: rgba(255, 193, 7, 0.15);
    --mp-info: #00b0e4;
    --mp-info-light: rgba(0, 176, 228, 0.15);
    
    /* Sombras */
    --mp-shadow-sm: 0 2px 8px rgba(0, 0, 0, .04);
    --mp-shadow-md: 0 8px 24px rgba(43, 69, 251, .08);
    --mp-shadow-lg: 0 18px 50px rgba(0, 0, 0, .06);
    --mp-shadow-xl: 0 30px 80px rgba(43, 69, 251, .25);
    
    /* Espaçamentos */
    --mp-space-xs: 4px;
    --mp-space-sm: 8px;
    --mp-space-md: 12px;
    --mp-space-lg: 16px;
    --mp-space-xl: 24px;
    --mp-space-2xl: 32px;
    --mp-space-3xl: 48px;
    
    /* Border Radius */
    --mp-radius-sm: 8px;
    --mp-radius-md: 12px;
    --mp-radius-lg: 16px;
    --mp-radius-xl: 24px;
    --mp-radius-full: 999px;
    
    /* Transições */
    --mp-transition-fast: 0.15s ease;
    --mp-transition-base: 0.2s ease;
    --mp-transition-slow: 0.3s ease;
    
    /* Tipografia */
    --mp-font-xs: 11px;
    --mp-font-sm: 13px;
    --mp-font-base: 14px;
    --mp-font-md: 15px;
    --mp-font-lg: 18px;
    --mp-font-xl: 22px;
    --mp-font-2xl: 24px;
    --mp-font-3xl: 28px;
}

/* ========================================
   3. LAYOUT BASE
======================================== */
.mp-body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background:
        radial-gradient(1200px 800px at 20% -10%, rgba(0, 176, 228, .20), transparent 60%),
        radial-gradient(800px 600px at 120% 0%, rgba(43, 69, 251, .15), transparent 60%),
        linear-gradient(135deg, var(--mp-soft) 0%, #ffffff 65%);
    background-attachment: fixed;
    color: var(--mp-text);
    padding: var(--mp-space-md);
    padding-bottom: 200px;
    min-height: 100vh;
}

.mp-container {
    max-width: 1400px;
    margin: 0 auto 200px;
}

/* ========================================
   4. HERO SECTION
======================================== */
.mp-hero {
    position: relative;
    background: linear-gradient(135deg, var(--mp-primary), var(--mp-secondary));
    color: var(--mp-white);
    border-radius: var(--mp-radius-xl);
    padding: var(--mp-space-2xl) var(--mp-space-xl);
    box-shadow: var(--mp-shadow-xl);
    margin-bottom: var(--mp-space-xl);
    overflow: hidden;
    animation: mp-fadeInDown 0.7s ease-out;
}

.mp-hero-title {
    color: white;
    text-align: center;
    font-size: var(--mp-font-2xl);
    font-weight: 900;
    letter-spacing: 0.5px;
    margin: 0;
    text-transform: uppercase;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--mp-space-md);
}

/* ========================================
   5. CARDS & COMPONENTES
======================================== */
.mp-sheet {
    background: var(--mp-white);
    border-radius: var(--mp-radius-xl);
    padding: var(--mp-space-xl);
    box-shadow: var(--mp-shadow-lg);
    margin-bottom: var(--mp-space-xl);
}

.mp-card {
    background: var(--mp-white);
    border: 2px solid var(--mp-border);
    border-radius: var(--mp-radius-md);
    padding: var(--mp-space-lg);
    transition: all var(--mp-transition-slow);
    box-shadow: var(--mp-shadow-sm);
}

.mp-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--mp-shadow-md);
}

/* Cards com Status */
.mp-card-success {
    background: linear-gradient(135deg, var(--mp-success-light), rgba(32, 201, 151, 0.06));
}

.mp-card-danger {
    background: linear-gradient(135deg, var(--mp-danger-light), rgba(239, 68, 68, 0.08));
}

.mp-card-warning {
    background: linear-gradient(135deg, var(--mp-warning-light), rgba(255, 165, 0, 0.05));
}

/* ========================================
   6. BOTÕES
======================================== */
.mp-btn {
    appearance: none;
    border: 0;
    border-radius: var(--mp-radius-md);
    padding: 14px 24px;
    font-weight: 800;
    font-size: var(--mp-font-md);
    cursor: pointer;
    transition: all var(--mp-transition-base);
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    gap: var(--mp-space-sm);
    text-decoration: none;
    justify-content: center;
    white-space: nowrap;
}

.mp-btn:active {
    transform: translateY(1px);
}

.mp-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Variantes de Botões */
.mp-btn-primary {
    background: linear-gradient(135deg, var(--mp-primary), var(--mp-secondary));
    color: var(--mp-white);
    box-shadow: 0 8px 18px rgba(43, 69, 251, .25);
}

.mp-btn-primary:hover:not(:disabled) {
    box-shadow: 0 12px 24px rgba(43, 69, 251, .35);
}

.mp-btn-success {
    background: linear-gradient(135deg, var(--mp-success), #20c997);
    color: var(--mp-white);
    box-shadow: 0 8px 18px rgba(40, 167, 69, .25);
}

.mp-btn-success:hover:not(:disabled) {
    box-shadow: 0 12px 24px rgba(40, 167, 69, .35);
}

.mp-btn-danger {
    background: linear-gradient(135deg, var(--mp-danger), #ef4444);
    color: var(--mp-white);
    box-shadow: 0 8px 18px rgba(220, 38, 38, .25);
}

.mp-btn-danger:hover:not(:disabled) {
    box-shadow: 0 12px 24px rgba(220, 38, 38, .35);
}

.mp-btn-info {
    background: linear-gradient(135deg, var(--mp-accent), var(--mp-secondary));
    color: var(--mp-white);
    box-shadow: 0 8px 18px rgba(0, 176, 228, .25);
}

.mp-btn-info:hover:not(:disabled) {
    box-shadow: 0 12px 24px rgba(0, 176, 228, .35);
}

.mp-btn-outline {
    border: 2px solid var(--mp-border);
    background: var(--mp-white);
    color: var(--mp-ink);
}

.mp-btn-outline:hover:not(:disabled) {
    border-color: var(--mp-accent);
    box-shadow: 0 4px 12px rgba(0, 176, 228, .15);
}

/* Tamanhos de Botões */
.mp-btn-sm {
    padding: 10px 16px;
    font-size: var(--mp-font-sm);
}

.mp-btn-lg {
    padding: 16px 32px;
    font-size: var(--mp-font-lg);
}

/* ========================================
   7. BADGES & STATUS
======================================== */
.mp-badge {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    border-radius: var(--mp-radius-full);
    font-weight: 700;
    font-size: var(--mp-font-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    gap: 6px;
}

.mp-badge-success {
    background: var(--mp-success-light);
    color: var(--mp-success);
}

.mp-badge-danger {
    background: var(--mp-danger-light);
    color: var(--mp-danger);
}

.mp-badge-warning {
    background: var(--mp-warning-light);
    color: #d97706;
}

.mp-badge-info {
    background: var(--mp-info-light);
    color: var(--mp-info);
}

/* ========================================
   8. GRID SYSTEM
======================================== */
.mp-grid {
    display: grid;
    gap: var(--mp-space-lg);
}

.mp-grid-1 { grid-template-columns: repeat(1, 1fr); }
.mp-grid-2 { grid-template-columns: repeat(2, 1fr); }
.mp-grid-3 { grid-template-columns: repeat(3, 1fr); }
.mp-grid-4 { grid-template-columns: repeat(4, 1fr); }

.mp-grid-auto {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* ========================================
   9. INPUTS & FORMS
======================================== */
.mp-input {
    width: 100%;
    padding: var(--mp-space-md) var(--mp-space-lg);
    border: 2px solid var(--mp-border);
    border-radius: var(--mp-radius-md);
    font-size: var(--mp-font-base);
    font-family: inherit;
    transition: all var(--mp-transition-base);
    background: var(--mp-white);
    color: var(--mp-ink);
    height: 50px;
}

.mp-input:focus {
    border-color: var(--mp-accent);
    box-shadow: 0 0 0 4px var(--mp-info-light);
    outline: none;
}

.mp-input::placeholder {
    color: var(--mp-text-light);
}

.mp-search-box {
    position: relative;
}

.mp-search-icon {
    position: absolute;
    left: var(--mp-space-lg);
    top: 50%;
    transform: translateY(-50%);
    color: var(--mp-text);
    opacity: 0.5;
    pointer-events: none;
}

.mp-search-box .mp-input {
    padding-left: 44px;
}

/* ========================================
   10. SECTION HEADERS
======================================== */
.mp-section-header {
    font-size: var(--mp-font-xl);
    font-weight: 800;
    color: var(--mp-ink);
    display: flex;
    align-items: center;
    gap: var(--mp-space-md);
    margin-bottom: var(--mp-space-lg);
    padding-bottom: var(--mp-space-lg);
    border-bottom: 3px solid var(--mp-accent);
}

.mp-section-header i {
    font-size: var(--mp-font-2xl);
    color: var(--mp-primary);
}

/* ========================================
   11. STATS CARDS
======================================== */
.mp-stat-card {
    background: var(--mp-white);
    border-radius: var(--mp-radius-lg);
    padding: var(--mp-space-md) var(--mp-space-xl);
    box-shadow: var(--mp-shadow-md);
    border: 2px solid transparent;
    transition: all var(--mp-transition-slow);
}

.mp-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(43, 69, 251, .15);
    border-color: var(--mp-accent);
}

/* Bordas laterais coloridas para stats */
.mp-stat-card.mp-card-warning {
    border-left: 4px solid var(--mp-warning);
}

.mp-stat-card.mp-card-success {
    border-left: 4px solid var(--mp-success);
}

.mp-stat-card.mp-card-danger {
    border-left: 4px solid var(--mp-danger);
}

.mp-stat-header {
    display: flex;
    align-items: center;
    gap: var(--mp-space-md);
    margin-bottom: var(--mp-space-lg);
}

.mp-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--mp-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--mp-font-2xl);
}

.mp-stat-title {
    font-size: var(--mp-font-base);
    font-weight: 600;
    color: var(--mp-text);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mp-stat-value {
    font-size: var(--mp-font-3xl);
    font-weight: 800;
    color: var(--mp-ink);
    margin-bottom: var(--mp-space-xs);
}

.mp-stat-subtitle {
    font-size: var(--mp-font-sm);
    color: var(--mp-text);
    opacity: 0.8;
}

/* ========================================
   12. ANIMAÇÕES
======================================== */
@keyframes mp-fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes mp-fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes mp-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.mp-fade-in { animation: mp-fadeIn 0.5s ease-out; }
.mp-fade-in-up { animation: mp-fadeInUp 0.7s ease-out; }
.mp-fade-in-down { animation: mp-fadeInDown 0.7s ease-out; }

/* ========================================
   13. UTILITÁRIOS
======================================== */
.mp-flex { display: flex; }
.mp-flex-col { flex-direction: column; }
.mp-flex-wrap { flex-wrap: wrap; }
.mp-items-center { align-items: center; }
.mp-justify-center { justify-content: center; }
.mp-justify-between { justify-content: space-between; }
.mp-gap-sm { gap: var(--mp-space-sm); }
.mp-gap-md { gap: var(--mp-space-md); }
.mp-gap-lg { gap: var(--mp-space-lg); }

.mp-text-center { text-align: center; }
.mp-text-left { text-align: left; }
.mp-text-right { text-align: right; }

.mp-mb-sm { margin-bottom: var(--mp-space-sm); }
.mp-mb-md { margin-bottom: var(--mp-space-md); }
.mp-mb-lg { margin-bottom: var(--mp-space-lg); }
.mp-mb-xl { margin-bottom: var(--mp-space-xl); }

.mp-mt-sm { margin-top: var(--mp-space-sm); }
.mp-mt-md { margin-top: var(--mp-space-md); }
.mp-mt-lg { margin-top: var(--mp-space-lg); }
.mp-mt-xl { margin-top: var(--mp-space-xl); }

.mp-w-full { width: 100%; }

/* ========================================
   14. EMPTY STATE
======================================== */
.mp-empty-state {
    text-align: center;
    padding: var(--mp-space-3xl) var(--mp-space-lg);
    color: var(--mp-ink);
    opacity: 0.5;
    grid-column: 1 / -1;
}

.mp-empty-state i {
    font-size: 80px;
    margin-bottom: var(--mp-space-lg);
    opacity: 0.3;
}

/* ========================================
   15. RESPONSIVE - MOBILE FIRST
======================================== */
@media (max-width: 767px) {
    .mp-body {
        padding: var(--mp-space-xs);
        padding-top: var(--mp-space-md);
        padding-bottom: 280px;
    }

    .mp-hero {
        padding: var(--mp-space-xl);
        border-radius: var(--mp-radius-lg);
    }

    .mp-hero-title {
        font-size: var(--mp-font-lg);
        flex-direction: column;
    }

    .mp-sheet {
        padding: var(--mp-space-lg);
        border-radius: var(--mp-radius-lg);
    }

    .mp-section-header {
        font-size: var(--mp-font-lg);
    }

    .mp-grid-2,
    .mp-grid-3,
    .mp-grid-4 {
        grid-template-columns: 1fr;
    }

    .mp-btn {
        width: 100%;
        justify-content: center;
    }
    
    .mp-flex-mobile-col {
        flex-direction: column;
    }
}

/* Tablet */
@media (min-width: 768px) and (max-width: 1023px) {
    .mp-grid-3,
    .mp-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .mp-body {
        padding: var(--mp-space-lg);
    }
}

/* ========================================
   16. DARK MODE READY (opcional)
======================================== */
@media (prefers-color-scheme: dark) {
    .mp-wrapper[data-theme="auto"] {
        --mp-ink: #e8eef3;
        --mp-text: #cbd5e0;
        --mp-soft: #1a202c;
        --mp-border: #2d3748;
        --mp-white: #1a202c;
    }
}



/* ========================================
   17. CARDS DE CONTAS (Específico)
======================================== */
.mp-conta-card {
    background: #fff;
    border: 2px solid var(--mp-border);
    border-radius: var(--mp-radius-md);
    box-shadow: 0 8px 24px rgba(43, 69, 251, .05);
    padding: 20px;
    transition: all var(--mp-transition-slow);
    animation: mp-fadeInUp .4s ease-out;
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Bordas laterais coloridas para cards de contas */
.mp-conta-card.aberta {
    background: linear-gradient(135deg, rgba(255, 193, 7, 0.08), rgba(255, 165, 0, 0.05));
    border-color: rgba(255, 193, 7, 0.3);
}

.mp-conta-card.aberta:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(255, 193, 7, .25);
    border-color: var(--mp-warning);
}

.mp-conta-card.quitada {
    background: linear-gradient(135deg, rgba(40, 167, 69, 0.08), rgba(32, 201, 151, 0.06));
    border-color: rgba(40, 167, 69, 0.25);
}

.mp-conta-card.quitada:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(40, 167, 69, .2);
    border-color: var(--mp-success);
}

.mp-conta-card.vencida {
    background: linear-gradient(135deg, rgba(220, 38, 38, 0.12), rgba(239, 68, 68, 0.08));
    border-color: rgba(220, 38, 38, 0.4);
}

.mp-conta-card.vencida:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(220, 38, 38, .3);
    border-color: var(--mp-danger);
}

.mp-conta-card-checkbox {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.mp-conta-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 0;
    border-bottom: none;
    gap: 12px;
}

.mp-cliente-nome {
    font-size: 14px;
    font-weight: 700;
    color: var(--mp-ink);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--mp-border);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
}

.mp-origem-badge {
    font-size: 11px;
    color: var(--mp-text);
    background: var(--mp-soft);
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 600;
    margin-left: 32px;
}

.mp-conta-card-body {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.mp-info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
}

.mp-info-label {
    color: var(--mp-text);
    font-size: 13px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

.mp-info-value {
    font-weight: 700;
    color: var(--mp-ink);
    font-size: 14px;
}

.mp-valor-destaque {
    font-size: 22px;
    color: var(--mp-primary);
    font-weight: 800;
}

.mp-conta-card-footer {
    display: flex;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid var(--mp-border);
    margin-top: auto;
}

.mp-conta-card-btn {
    flex: 1;
    padding: 10px 16px;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 13px;
    cursor: pointer;
    transition: all var(--mp-transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.mp-conta-card-btn.quitar {
    background: linear-gradient(135deg, #28a745, #20c997);
    color: white;
}

.mp-conta-card-btn.quitar:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(40, 167, 69, .3);
}

.mp-conta-card-btn.alterar {
    background: linear-gradient(135deg, var(--mp-primary), var(--mp-secondary));
    color: white;
}

.mp-conta-card-btn.alterar:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(43, 69, 251, .3);
}

.mp-conta-card-btn.estornar {
    background: linear-gradient(135deg, #dc2626, #ef4444);
    color: white;
}

.mp-conta-card-btn.estornar:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 38, 38, .3);
}

/* ========================================
   18. CHECKBOXES - Estilo Premium Copiado
======================================== */

/* Esconde o input nativo */
.mp-wrapper .mp-conta-card .mp-check-item,
.mp-wrapper .mp-conta-card input.mp-check-item[type="checkbox"] {
    display: none;
}

/* Checkbox visual customizado */
.mp-wrapper .mp-conta-card .mp-custom-checkbox {
    width: 24px;
    height: 24px;
    border: 2px solid var(--mp-border);
    border-radius: 8px;
    background: var(--mp-white);
    backdrop-filter: blur(20px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    position: relative;
    overflow: hidden;
}

/* Fundo gradiente (aparece quando marcado) */
.mp-wrapper .mp-conta-card .mp-custom-checkbox::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--mp-primary), var(--mp-accent));
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    border-radius: 6px;
}

/* Checkmark ✓ (aparece quando marcado) */
.mp-wrapper .mp-conta-card .mp-custom-checkbox::after {
    content: '✓';
    color: #fff;
    font-size: 14px;
    font-weight: 700;
    opacity: 0;
    transform: scale(0) rotate(180deg);
    transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
    z-index: 1;
}

/* Estado CHECKED - Mostra fundo e checkmark */
.mp-wrapper .mp-conta-card .mp-check-item:checked + .mp-custom-checkbox {
    border-color: var(--mp-primary);
    box-shadow: 0 0 20px rgba(43, 69, 251, 0.3);
}

.mp-wrapper .mp-conta-card .mp-check-item:checked + .mp-custom-checkbox::before {
    opacity: 1;
}

.mp-wrapper .mp-conta-card .mp-check-item:checked + .mp-custom-checkbox::after {
    opacity: 1;
    transform: scale(1) rotate(0deg);
}

/* Hover - Efeito visual */
.mp-wrapper .mp-conta-card .mp-custom-checkbox:hover {
    border-color: var(--mp-primary);
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(43, 69, 251, 0.2);
}

/* Tema light (opcional) */
[data-theme="light"] .mp-wrapper .mp-conta-card .mp-custom-checkbox {
    border-color: rgba(0, 0, 0, 0.2);
    background: rgba(255, 255, 255, 0.9);
}

[data-theme="light"] .mp-wrapper .mp-conta-card .mp-custom-checkbox:hover {
    border-color: var(--mp-primary);
    box-shadow: 0 0 15px rgba(43, 69, 251, 0.15);
}


/* ==========================================
   BOTÃO VOLTAR
   ========================================== */
.mp-voltar-btn {
    position: absolute;
    left: 20px;
    top: 20px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--mp-white);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--mp-primary);
    font-size: 20px;
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(50, 50, 93, 0.25);
    z-index: 20;
    transition: all var(--mp-transition-base);
}

.mp-voltar-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.20);
}

.mp-voltar-btn i {
    margin-left: -4px;
}

/* Variação: esconder botão voltar */
.mp-hero.no-back .mp-voltar-btn,
.mp-voltar-btn.hidden {
    display: none;
}

/* Mobile: botão fixo no rodapé */
@media (max-width: 576px) {
    .mp-voltar-btn {
        position: fixed;
        bottom: 15px;
        left: 20px;
        top: auto;
        width: 60px;
        height: 60px;
        box-shadow: 0 6px 110px rgba(50, 50, 93, 0.3), 0 4px 6px rgba(0, 0, 0, 0.2);
    }
}