/* Estilos compartilhados da POC Recta - vitrine e checkout */

:root {
    --recta-blue: #0b3d91;
    --recta-blue-light: #1565d8;
    --recta-bg: #f4f6f9;
    --recta-border: #e0e4ea;
    --recta-text: #1f2a37;
    --recta-muted: #6b7686;
    --recta-success-bg: #e6f7ec;
    --recta-success-text: #1a7a34;
    --recta-error-bg: #fdecea;
    --recta-error-text: #b3261e;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: var(--recta-bg);
    color: var(--recta-text);
    margin: 0;
    padding: 0 16px 48px;
}

.page {
    max-width: 720px;
    margin: 0 auto;
}

.back-link {
    display: inline-block;
    margin: 24px 0 8px;
    color: var(--recta-blue-light);
    text-decoration: none;
    font-size: 14px;
}

.back-link:hover {
    text-decoration: underline;
}

.page-title {
    font-size: 26px;
    margin: 8px 0 4px;
    color: var(--recta-blue);
}

.page-subtitle {
    color: var(--recta-muted);
    margin: 0 0 24px;
    font-size: 15px;
}

/* Card do curso (vitrine) */
.course-card {
    background: #fff;
    border: 1px solid var(--recta-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(16, 24, 40, 0.06);
}

.course-card__thumb {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    background: linear-gradient(135deg, var(--recta-blue), #062459);
}

.course-card__thumb--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: bold;
    font-size: 20px;
    text-align: center;
    padding: 24px;
}

.course-card__body {
    padding: 20px 24px 24px;
}

.course-card__title {
    font-size: 20px;
    margin: 0 0 4px;
    color: var(--recta-blue);
}

.course-card__meta {
    color: var(--recta-muted);
    font-size: 13px;
    margin: 0 0 12px;
}

.course-card__price {
    font-size: 22px;
    font-weight: bold;
    color: #1a7a34;
    margin: 0 0 16px;
}

.course-card__summary {
    font-size: 14px;
    color: var(--recta-text);
    margin: 0 0 16px;
    line-height: 1.5;
}

/* Botoes */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 6px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    margin: 0 8px 8px 0;
}

.btn-primary {
    background: var(--recta-blue-light);
    color: #fff;
}

.btn-primary:hover {
    background: var(--recta-blue);
}

.btn-secondary {
    background: #fff;
    color: var(--recta-blue-light);
    border: 1px solid var(--recta-blue-light);
}

.btn-secondary:hover {
    background: #eef4fd;
}

/* Card de descricao do curso (checkout) */
.description-card {
    background: #fff;
    border: 1px solid var(--recta-border);
    border-radius: 12px;
    padding: 20px 24px;
    margin: 20px 0;
    font-size: 14px;
    line-height: 1.6;
}

.description-card h3 {
    color: var(--recta-blue);
    font-size: 16px;
    margin: 16px 0 8px;
}

.description-card ul {
    padding-left: 20px;
    margin: 8px 0;
}

.description-card p {
    margin: 0 0 10px;
}

.description-card .instructor {
    color: var(--recta-muted);
    font-size: 13px;
    margin-top: 12px;
}

/* Formulario */
.form-card {
    background: #fff;
    border: 1px solid var(--recta-border);
    border-radius: 12px;
    padding: 20px 24px;
    margin-bottom: 20px;
}

.form-card h2 {
    font-size: 16px;
    color: var(--recta-blue);
    margin: 0 0 16px;
}

.form-row {
    display: flex;
    gap: 12px;
}

.form-row .form-field {
    flex: 1;
}

.form-field {
    margin-bottom: 14px;
}

.form-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--recta-text);
    margin-bottom: 4px;
}

.form-field input {
    width: 100%;
    padding: 10px 12px;
    font-size: 14px;
    border: 1px solid var(--recta-border);
    border-radius: 6px;
    background: #fbfcfe;
}

.form-field input:focus {
    outline: none;
    border-color: var(--recta-blue-light);
    background: #fff;
}

/* Resultado do pagamento */
#result {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 8px;
    display: none;
    font-size: 14px;
}

#result.ok {
    background: var(--recta-success-bg);
    color: var(--recta-success-text);
    display: block;
}

#result.error {
    background: var(--recta-error-bg);
    color: var(--recta-error-text);
    display: block;
}

.dev-link {
    display: block;
    text-align: center;
    margin-top: 32px;
    font-size: 12px;
    color: var(--recta-muted);
}

.checkout-banner {
    width: 100%;
    border-radius: 12px;
    margin: 8px 0 20px;
    display: block;
    object-fit: cover;
    max-height: 320px;
}