/**
 * checkout.css
 * Estilos adicionais para checkout e certificados
 */

/* ========================================
   LAYOUT MINIMAL - Reset
   ======================================== */

.layout-minimal {
    background: var(--bg);
    min-height: 100vh;
}

.layout-minimal .main-content {
    margin: 0 !important;
    padding: 0 !important;
    margin-left: 0 !important;
    margin-top: 0 !important;
}

/* ========================================
   CHECKOUT PAGE
   ======================================== */

.checkout-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.5rem;
    min-height: 100vh;
}

/* Header do checkout */
.checkout-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 1.5rem;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border);
}

.checkout-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
}

.checkout-voltar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.checkout-voltar:hover {
    color: var(--primary);
}

/* Body do checkout - Grid */
.checkout-body {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 2rem;
    align-items: start;
}

@media (max-width: 991px) {
    .checkout-body {
        grid-template-columns: 1fr;
    }

    .checkout-resumo {
        order: -1;
    }
}

/* Main content */
.checkout-main h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 2rem;
}

/* Secoes do checkout */
.checkout-secao {
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.checkout-secao h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

/* Dados do usuario */
.checkout-dados-usuario p {
    margin-bottom: 0.5rem;
    color: var(--text);
}

.checkout-dados-usuario p:last-child {
    margin-bottom: 0;
}

.checkout-dados-usuario strong {
    color: var(--muted);
    font-weight: 500;
    margin-right: 0.5rem;
}

/* Itens do checkout */
.checkout-itens {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.checkout-item {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    background: var(--bg-2);
    border-radius: 8px;
}

.checkout-item img {
    width: 100px;
    height: 60px;
    object-fit: cover;
    border-radius: 6px;
}

.checkout-item-info h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--text);
}

.checkout-item-info span {
    font-size: 0.85rem;
    color: var(--muted);
}

.checkout-item-preco {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
}

/* Formas de pagamento */
.checkout-pagamento-opcoes {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.checkout-pagamento-opcao {
    display: block;
    cursor: pointer;
}

.checkout-pagamento-opcao input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkout-pagamento-opcao .opcao-conteudo {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border: 2px solid var(--border);
    border-radius: 10px;
    transition: all 0.2s ease;
    background: var(--bg);
}

.checkout-pagamento-opcao:hover .opcao-conteudo {
    border-color: var(--primary-light);
    background: var(--surface);
}

.checkout-pagamento-opcao input:checked + .opcao-conteudo {
    border-color: var(--primary);
    background: var(--primary-light);
}

.checkout-pagamento-opcao .opcao-icone {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--surface);
    border-radius: 8px;
    color: var(--primary);
}

.checkout-pagamento-opcao input:checked + .opcao-conteudo .opcao-icone {
    background: var(--primary);
    color: white;
}

.checkout-pagamento-opcao .opcao-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.checkout-pagamento-opcao .opcao-info strong {
    font-size: 1rem;
    color: var(--text);
}

.checkout-pagamento-opcao .opcao-info small {
    font-size: 0.85rem;
    color: var(--muted);
}

/* Modo gratuito (total == 0) */
.checkout-gratuito {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: color-mix(in srgb, var(--success) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--success) 40%, transparent);
    border-radius: 10px;
    margin-bottom: 1.25rem;
}

.checkout-gratuito-icone {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: color-mix(in srgb, var(--success) 18%, transparent);
    color: var(--success);
    border-radius: 10px;
    flex-shrink: 0;
}

.checkout-gratuito-info {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.checkout-gratuito-info strong {
    font-size: 1rem;
    color: var(--fg);
}

.checkout-gratuito-info small {
    font-size: 0.9rem;
    color: var(--muted);
}

.checkout-gratuito-info code {
    background: var(--bg-2);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-size: 0.85em;
    color: var(--fg);
}

/* Aviso do checkout */
.checkout-aviso {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--bg-2);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 1.5rem;
}

.checkout-aviso svg {
    flex-shrink: 0;
    color: var(--info);
}

/* Botao finalizar */
.checkout-secao .btn-block {
    display: block;
    width: 100%;
    padding: 1rem 1.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    text-align: center;
}

.checkout-secao .btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-hover));
    color: white;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 4px 14px rgba(45, 212, 191, 0.3);
}

.checkout-secao .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(45, 212, 191, 0.4);
}

.checkout-secao .btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

/* Resumo lateral */
.checkout-resumo .resumo-card {
    background: var(--surface);
    border-radius: 12px;
    border: 1px solid var(--border);
    padding: 1.5rem;
    position: sticky;
    top: 1.5rem;
}

.checkout-resumo .resumo-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.checkout-resumo .resumo-linha {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.checkout-resumo .resumo-cupom {
    color: var(--success);
}

.checkout-resumo .resumo-total {
    font-size: 1.25rem;
    font-weight: 700;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.checkout-resumo .resumo-seguranca {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.checkout-resumo .resumo-seguranca svg {
    flex-shrink: 0;
    color: var(--success);
}

.checkout-resumo .resumo-seguranca strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.checkout-resumo .resumo-seguranca small {
    font-size: 0.8rem;
    color: var(--muted);
}

/* Reforco de garantia no checkout (espelha o garantias-card do carrinho) */
.checkout-resumo .resumo-garantias {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.checkout-resumo .resumo-garantia-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.checkout-resumo .resumo-garantia-item svg {
    flex-shrink: 0;
    color: var(--success);
}

.checkout-resumo .resumo-garantia-item strong {
    display: block;
    font-size: 0.9rem;
    margin-bottom: 0.15rem;
}

.checkout-resumo .resumo-garantia-item small {
    font-size: 0.8rem;
    color: var(--muted);
}

/* Responsivo checkout */
@media (max-width: 767px) {
    .checkout-container {
        padding: 1rem;
    }

    .checkout-header {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .checkout-item {
        grid-template-columns: 80px 1fr;
    }

    .checkout-item-preco {
        grid-column: 2;
    }

    .checkout-pagamento-opcao .opcao-conteudo {
        padding: 0.875rem 1rem;
    }

    .checkout-pagamento-opcao .opcao-icone {
        width: 40px;
        height: 40px;
    }
}

/* ========================================
   CERTIFICADOS
   ======================================== */

/* Certificado - Verificar */
.verificar-container {
    max-width: 700px;
    margin: 0 auto;
    padding: 3rem 1rem;
}

.verificar-header {
    text-align: center;
    margin-bottom: 2rem;
}

.verificar-header h1 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.verificar-header p {
    color: var(--muted);
}

.verificar-form-card {
    background: var(--surface);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid var(--border);
    margin-bottom: 2rem;
}

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

.verificar-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.verificar-form .form-control-lg {
    width: 100%;
    font-size: 1.25rem;
    padding: 1rem;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.verificar-form .form-text {
    display: block;
    text-align: center;
    margin-top: 0.5rem;
}

.verificar-resultado {
    background: var(--surface);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    margin-bottom: 2rem;
}

.verificar-resultado.sucesso {
    border: 2px solid var(--success);
}

.verificar-resultado.erro {
    border: 2px solid var(--danger);
}

.verificar-resultado.alerta {
    border: 2px solid var(--warning);
}

.resultado-icone {
    margin-bottom: 1rem;
}

.verificar-resultado h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.certificado-dados {
    text-align: left;
    background: var(--bg-2);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.certificado-dados .dado-item {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
}

.certificado-dados .dado-item:last-child {
    border-bottom: none;
}

.certificado-dados .label {
    color: var(--muted);
    font-size: 0.9rem;
}

.certificado-dados .valor {
    font-weight: 600;
}

.resultado-acoes {
    margin-top: 1.5rem;
}

.verificar-info {
    background: var(--bg-2);
    border-radius: 12px;
    padding: 1.5rem;
}

.verificar-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.75rem;
}

.verificar-info p {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.6;
    margin: 0;
}

/* Certificado - Visualizar (com arte de fundo) */
.certificado-visualizar {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.certificado-acoes-topo {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.acoes-direita {
    display: flex;
    gap: 0.75rem;
}

.certificado-documento {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    margin-bottom: 2rem;
    border-radius: 4px;
    overflow: hidden;
}

/* Container da arte com overlay de texto */
.certificado-arte {
    position: relative;
    width: 100%;
    aspect-ratio: 3579 / 2550;
    overflow: hidden;
}

.certificado-bg {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ============================================
   CERTIFICADO — Layout absoluto independente
   Cada elemento tem top% e left% proprios.
   Mover um NAO afeta nenhum outro.
   Container: .certificado-arte (aspect-ratio 3579/2550)
   ============================================ */

.certificado-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    container-type: inline-size;
    color: #333;
}

/* 0. Logo Ensino Social (overlay arrastavel via Modo Dev) */
.cert-logo {
    position: absolute;
    top: 14.18%;
    left: 11.47%;
    font-size: 11cqw;
}

.cert-logo img {
    width: 1em;
    height: auto;
}

/* 1. "Certificamos por meio desse documento que" */
.cert-certificamos {
    position: absolute;
    top: 39.46%;
    left: 50.09%;
    transform: translateX(-50%);
    font-size: 1.2cqw;
    color: #555;
    margin: 0;
    white-space: nowrap;
    text-align: center;
}

/* 2. Nome do aluno (cursivo) */
.cert-nome {
    position: absolute;
    top: 44.75%;
    left: 50.09%;
    transform: translateX(-50%);
    font-size: 3.8cqw;
    font-weight: 400;
    color: #1a1a1a;
    font-family: 'Great Vibes', cursive;
    margin: 0;
    line-height: 1.1;
    white-space: nowrap;
    text-align: center;
}

/* 3. Texto "Concluiu com exito..." */
.cert-texto {
    position: absolute;
    top: 52.63%;
    left: 50.09%;
    transform: translateX(-50%);
    font-size: 1.2cqw;
    color: #333;
    margin: 0;
    line-height: 1.8;
    width: 70%;
    text-align: center;
    word-break: break-word;
    overflow-wrap: break-word;
}

/* 4. Assinatura esquerda (Diretor) */
.cert-assinatura-esq {
    position: absolute;
    top: 79.68%;
    left: 41.02%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 5. Assinatura direita (Aluno) */
.cert-assinatura-dir {
    position: absolute;
    top: 79.68%;
    left: 59.28%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.cert-assinatura-nome {
    font-size: 1.1cqw;
    font-weight: 600;
    color: #333;
    margin-bottom: 0.15cqw;
}

.cert-assinatura-cargo {
    font-size: 0.9cqw;
    color: #555;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cert-assinatura-cnpj {
    font-size: 0.95cqw;
    color: #555;
    margin-top: 0.1cqw;
}

.cert-assinatura-img-wrap {
    position: absolute;
    top: 73.65%;
    left: 34.83%;
}

.cert-assinatura-img {
    width: 13cqw;
    height: auto;
}

/* 6. Rodape — QR em cima, texto embaixo */
.cert-rodape {
    position: absolute;
    top: 64.4%;
    left: 70.79%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3cqw;
}

.cert-rodape-qr img {
    width: 12cqw;
    height: 12cqw;
}

.cert-rodape-info {
    text-align: center;
    font-size: 0.95cqw;
    color: #555;
}

.cert-rodape-info p {
    margin: 0.08cqw 0;
}

.cert-rodape-info p:first-child {
    font-weight: 600;
    font-size: 1cqw;
    color: #333;
}

.cert-rodape-codigo {
    font-family: 'Courier New', monospace;
    font-size: 0.85cqw;
    font-weight: 600;
    color: #1a1a1a;
    letter-spacing: 0.05em;
}

/* cert-rodape-legal removido — movido para verso */

/* ========================================
   CERTIFICADO — VERSO (Conteudo Programatico)
   ======================================== */

.certificado-verso {
    position: relative;
    width: 100%;
    aspect-ratio: 3579 / 2550;
    background: #fff;
    overflow: hidden;
}

/* Marca d'agua — logo no fundo do verso */
.certificado-verso::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 55%;
    height: 55%;
    transform: translate(-50%, -50%);
    background: url('../img/logo-play.png') center center / contain no-repeat;
    opacity: 0.06;
    pointer-events: none;
    z-index: 0;
    -webkit-print-color-adjust: exact;
    print-color-adjust: exact;
}

.verso-borda {
    position: absolute;
    top: 3%;
    left: 3%;
    right: 3%;
    bottom: 3%;
    border: 3px solid #2dd4bf;
    border-radius: 8px;
    z-index: 1;
    padding: 4% 6%;
    display: flex;
    flex-direction: column;
}

.verso-borda::before {
    content: '';
    position: absolute;
    top: 6px;
    left: 6px;
    right: 6px;
    bottom: 6px;
    border: 1px solid rgba(45, 212, 191, 0.3);
    border-radius: 4px;
    pointer-events: none;
}

.verso-cabecalho {
    display: flex;
    align-items: center;
    gap: 1.5em;
    margin-bottom: 0.8em;
}

.verso-logo {
    height: 3.5em;
    width: auto;
}

.verso-cabecalho-texto h2 {
    font-size: 1.6em;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0;
    line-height: 1.2;
}

.verso-subtitulo {
    font-size: 0.85em;
    color: #666;
    margin: 0.15em 0 0;
}

.verso-divisor {
    height: 2px;
    background: linear-gradient(90deg, #2dd4bf 0%, rgba(45, 212, 191, 0.15) 100%);
    margin: 0.6em 0;
    flex-shrink: 0;
}

.verso-dados {
    display: flex;
    flex-direction: column;
    gap: 0.3em;
    padding: 0.4em 0;
}

.verso-dado {
    display: flex;
    gap: 0.6em;
    align-items: baseline;
}

.verso-dado-label {
    font-size: 0.75em;
    font-weight: 600;
    color: #2dd4bf;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    min-width: 7em;
    flex-shrink: 0;
}

.verso-dado-valor {
    font-size: 0.85em;
    font-weight: 500;
    color: #333;
}

.verso-dados-row {
    display: flex;
    gap: 2em;
}

.verso-dados-row .verso-dado-label {
    min-width: auto;
}

.verso-conteudo {
    flex: 1;
    overflow: hidden;
    padding: 0.4em 0;
    columns: 1;
    column-gap: 2em;
    min-height: 0;
}

/* Multi-coluna automatico para muitas aulas */
/* Tier 1: 13-24 itens — 2 colunas, fonte media */
.verso-conteudo.verso-cols-2 {
    columns: 2;
}

.verso-conteudo.verso-cols-2 .verso-aulas li {
    font-size: 0.58em;
    padding: 0.15em 0 0.15em 0.25em;
    break-inside: avoid;
    line-height: 1.3;
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.verso-conteudo.verso-cols-2 .verso-modulo-titulo {
    font-size: 0.62em;
    break-after: avoid;
    margin: 0.45em 0 0.12em;
}

/* Tier 2: 25-40 itens — 2 colunas, fonte compacta */
.verso-conteudo.verso-cols-2-compact {
    columns: 2;
}

.verso-conteudo.verso-cols-2-compact .verso-aulas li {
    font-size: 0.48em;
    padding: 0.08em 0 0.08em 0.2em;
    break-inside: avoid;
    line-height: 1.2;
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
}

.verso-conteudo.verso-cols-2-compact .verso-modulo-titulo {
    font-size: 0.52em;
    break-after: avoid;
    margin: 0.3em 0 0.1em;
}

/* Tier 3: 41-70 itens — 3 colunas */
.verso-conteudo.verso-cols-3 {
    columns: 3;
    column-gap: 1.2em;
}

.verso-conteudo.verso-cols-3 .verso-aulas li {
    font-size: 0.44em;
    padding: 0.08em 0 0.08em 0.15em;
    gap: 0.25em;
    break-inside: avoid;
    border-bottom: none;
    line-height: 1.25;
}

.verso-conteudo.verso-cols-3 .verso-aulas li .verso-num {
    min-width: 2.2em;
}

.verso-conteudo.verso-cols-3 .verso-modulo-titulo {
    font-size: 0.48em;
    break-after: avoid;
    margin: 0.3em 0 0.1em;
}

/* Tier 4: 71+ itens — 3 colunas, ultra compacto */
.verso-conteudo.verso-cols-3-compact {
    columns: 3;
    column-gap: 1em;
}

.verso-conteudo.verso-cols-3-compact .verso-aulas li {
    font-size: 0.38em;
    padding: 0.05em 0 0.05em 0.1em;
    gap: 0.2em;
    break-inside: avoid;
    border-bottom: none;
    line-height: 1.2;
}

.verso-conteudo.verso-cols-3-compact .verso-aulas li .verso-num {
    min-width: 2em;
}

.verso-conteudo.verso-cols-3-compact .verso-modulo-titulo {
    font-size: 0.42em;
    break-after: avoid;
    margin: 0.25em 0 0.08em;
}

.verso-conteudo .verso-aulas li {
    break-inside: avoid;
}

.verso-conteudo .verso-modulo-titulo {
    break-inside: avoid;
    break-after: avoid;
}

.verso-modulo-titulo {
    font-size: 0.85em;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0.8em 0 0.3em;
    padding-left: 0.3em;
    border-left: 3px solid #2dd4bf;
}

.verso-modulo-titulo:first-child {
    margin-top: 0;
}

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

.verso-aulas li {
    font-size: 0.82em;
    color: #333;
    padding: 0.35em 0 0.35em 0.5em;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    line-height: 1.4;
    display: flex;
    align-items: baseline;
    gap: 0.6em;
}

.verso-aulas li .verso-num {
    font-weight: 600;
    color: #2dd4bf;
    min-width: 1.8em;
    flex-shrink: 0;
}

.verso-aulas li:last-child {
    border-bottom: none;
}

.verso-rodape {
    display: flex;
    align-items: center;
    gap: 1.2em;
    padding-top: 0.4em;
}

.verso-rodape-qr img {
    width: 4.5em;
    height: 4.5em;
}

.verso-rodape-info {
    font-size: 0.85em;
    color: #666;
    line-height: 1.5;
}

.verso-rodape-info p {
    margin: 0.1em 0;
}

.verso-rodape-codigo {
    font-family: 'Courier New', monospace;
    font-weight: 700;
    font-size: 1.1em;
    color: #333;
    letter-spacing: 0.05em;
}

.verso-rodape-cnpj {
    font-size: 0.9em;
    color: #999;
}

.verso-rodape-legal {
    margin-left: auto;
    margin-right: 2em;
    font-size: 0.85em;
    color: #666;
    text-align: right;
    line-height: 1.5;
}

.verso-rodape-legal span {
    display: block;
}

/* Responsive — verso usa font-size relativo ao container */
.certificado-verso-wrap {
    font-size: clamp(10px, 1.5vw, 18px);
}

.certificado-info-extra {
    background: var(--surface);
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid var(--border);
}

.certificado-info-extra h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.info-item .label {
    font-size: 0.8rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-item .valor {
    font-weight: 500;
}

.compartilhar {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.compartilhar h4 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.compartilhar-acoes {
    display: flex;
    gap: 0.5rem;
}

/* Responsive */
@media (max-width: 767px) {
    .certificado-overlay {
        padding: 20% 8% 6% 8%;
    }

    .cert-corpo {
        max-width: 85%;
    }

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

    .certificado-acoes-topo {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }

    .acoes-direita {
        justify-content: center;
    }
}

/* Animacoes */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.verificar-resultado {
    animation: fadeIn 0.3s ease-out;
}

/* Loading states */
.btn.loading {
    position: relative;
    pointer-events: none;
    color: transparent;
}

.btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* Toast notifications */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--surface);
    border-radius: 8px;
    padding: 1rem 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    z-index: 1000;
    animation: slideIn 0.3s ease-out;
}

.toast.sucesso {
    border-left: 4px solid var(--success);
}

.toast.erro {
    border-left: 4px solid var(--danger);
}

.toast.info {
    border-left: 4px solid var(--info);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Badge do carrinho no header */
.carrinho-badge {
    position: relative;
}

.carrinho-badge .contador {
    position: absolute;
    top: -6px;
    right: -6px;
    background: #ef4444;
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    min-width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    box-shadow: 0 0 0 2px var(--surface);
    z-index: 10;
}

.carrinho-badge .contador:empty {
    display: none;
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, var(--bg-2) 25%, var(--surface-2) 50%, var(--bg-2) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}

.skeleton-titulo {
    height: 24px;
    width: 80%;
    margin-bottom: 0.5rem;
}

.skeleton-texto {
    height: 16px;
    width: 60%;
    margin-bottom: 0.5rem;
}

.skeleton-imagem {
    height: 150px;
    width: 100%;
}