/* SBRET Sistema — Estilos */
:root {
    --sbret-dark:   #010C1B;
    --sbret-blue:   #1a2e4a;
    --sbret-gold:   #c8a951;
    --sbret-light:  #F6F9FC;
    --sbret-gray:   #f4f6f8;
    --sbret-border: #e0e0e0;
    --sbret-text:   #333;
    --sbret-green:  #16a34a;
    --sbret-red:    #dc2626;
    --sbret-yellow: #d97706;
}

.sbret-wrap {
    max-width: 960px;
    margin: 0 auto;
    padding: 30px 20px;
    font-family: Verdana, Geneva, sans-serif;
    color: var(--sbret-text);
}

/* HEADER DO SISTEMA */
.sbret-header {
    background: var(--sbret-dark);
    color: #fff;
    padding: 16px 24px;
    border-radius: 8px 8px 0 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.sbret-header h2 { margin: 0; color: var(--sbret-gold); font-size: 18px; }
.sbret-header .sbret-user-info { font-size: 13px; color: #ccc; }
.sbret-header .sbret-logout { color: var(--sbret-gold); text-decoration: none; font-size: 13px; margin-left: 12px; }
.sbret-header .sbret-logout:hover { text-decoration: underline; }

/* NAV */
.sbret-nav {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    border-bottom: 2px solid var(--sbret-border);
    padding-bottom: 12px;
}
.sbret-nav a {
    padding: 8px 16px;
    border-radius: 5px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    color: var(--sbret-blue);
    background: var(--sbret-gray);
    border: 1px solid var(--sbret-border);
    transition: all .2s;
}
.sbret-nav a:hover, .sbret-nav a.ativo {
    background: var(--sbret-blue);
    color: #fff;
    border-color: var(--sbret-blue);
}

/* CARDS */
.sbret-card {
    background: #fff;
    border: 1px solid var(--sbret-border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 16px;
    box-shadow: 0 2px 6px rgba(0,0,0,.05);
}
.sbret-card h3 { color: var(--sbret-blue); margin: 0 0 10px; font-size: 16px; }
.sbret-card p { margin: 4px 0; font-size: 14px; color: #555; }
.sbret-card p strong { color: var(--sbret-blue); }

/* FORMULÁRIOS */
.sbret-form { background: #fff; border: 1px solid var(--sbret-border); border-radius: 8px; padding: 28px; }
.sbret-form h2 { color: var(--sbret-blue); margin: 0 0 20px; font-size: 20px; border-bottom: 2px solid var(--sbret-gold); padding-bottom: 10px; }
.sbret-campo { margin-bottom: 18px; }
.sbret-campo label { display: block; font-weight: 600; color: var(--sbret-blue); margin-bottom: 6px; font-size: 14px; }
.sbret-campo input[type="text"],
.sbret-campo input[type="email"],
.sbret-campo input[type="password"],
.sbret-campo input[type="file"],
.sbret-campo select,
.sbret-campo textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 5px;
    font-size: 14px;
    font-family: Verdana, sans-serif;
    box-sizing: border-box;
    transition: border-color .2s;
}
.sbret-campo input:focus,
.sbret-campo select:focus,
.sbret-campo textarea:focus {
    outline: none;
    border-color: var(--sbret-blue);
}
.sbret-campo textarea { resize: vertical; }
.sbret-campo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.sbret-campo small { display: block; color: #888; font-size: 12px; margin-top: 4px; }
.sbret-secao { margin: 28px 0 8px; padding: 8px 14px; background: var(--sbret-dark); color: var(--sbret-gold); border-radius: 5px; font-size: 14px; font-weight: 600; }

/* BOTÕES */
.sbret-btn { display: inline-block; padding: 10px 22px; border-radius: 6px; font-family: Verdana, sans-serif; font-size: 14px; font-weight: 500; border: none; cursor: pointer; text-decoration: none; transition: opacity .2s; }
.sbret-btn:hover { opacity: .85; }
.sbret-btn-primary   { background: var(--sbret-dark); color: var(--sbret-light); }
.sbret-btn-success   { background: var(--sbret-green); color: #fff; }
.sbret-btn-danger    { background: var(--sbret-red); color: #fff; }
.sbret-btn-warning   { background: var(--sbret-yellow); color: #fff; }
.sbret-btn-secondary { background: #555; color: #fff; }
.sbret-btn-sm        { padding: 6px 14px; font-size: 13px; }
.sbret-btns          { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 16px; }

/* LOGIN */
.sbret-login-wrap {
    max-width: 420px;
    margin: 40px auto;
    background: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,.12);
}
.sbret-login-header {
    background: var(--sbret-dark);
    padding: 28px;
    text-align: center;
}
.sbret-login-header h2 { color: var(--sbret-gold); margin: 0 0 4px; font-size: 20px; }
.sbret-login-header p  { color: #aaa; margin: 0; font-size: 13px; }
.sbret-login-body { padding: 28px; }
.sbret-login-body .sbret-campo { margin-bottom: 16px; }
.sbret-login-body .sbret-btn-primary { width: 100%; text-align: center; padding: 12px; font-size: 15px; }
.sbret-login-footer { text-align: center; padding: 0 28px 28px; }
.sbret-login-footer a { color: var(--sbret-blue); font-size: 13px; }

/* TABLES */
.sbret-table { width: 100%; border-collapse: collapse; background: #fff; border-radius: 8px; overflow: hidden; box-shadow: 0 2px 6px rgba(0,0,0,.05); }
.sbret-table th { background: var(--sbret-dark); color: var(--sbret-gold); padding: 12px 16px; text-align: left; font-size: 13px; }
.sbret-table td { padding: 12px 16px; border-bottom: 1px solid var(--sbret-border); font-size: 13px; vertical-align: middle; }
.sbret-table tr:last-child td { border-bottom: none; }
.sbret-table tr:hover td { background: #f9f9f9; }

/* TÍTULO DA PÁGINA */
.sbret-page-title { color: var(--sbret-blue); font-size: 22px; font-weight: 700; margin: 0 0 20px; border-bottom: 3px solid var(--sbret-gold); padding-bottom: 10px; }

/* VAZIO */
.sbret-vazio { text-align: center; padding: 40px 20px; color: #888; }
.sbret-vazio .sbret-vazio-icon { font-size: 48px; display: block; margin-bottom: 10px; }

/* PARECER BOX */
.sbret-parecer {
    background: var(--sbret-gray);
    border-left: 4px solid var(--sbret-blue);
    border-radius: 0 6px 6px 0;
    padding: 14px 18px;
    margin-bottom: 12px;
}
.sbret-parecer .sbret-parecer-nome { font-weight: 600; color: var(--sbret-blue); margin-bottom: 4px; }
.sbret-parecer .sbret-parecer-obs  { color: #555; font-size: 14px; }
.sbret-parecer .sbret-parecer-data { color: #999; font-size: 12px; margin-top: 6px; }

/* INFO BOX */
.sbret-info-box {
    background: var(--sbret-gray);
    border-left: 4px solid var(--sbret-gold);
    border-radius: 0 6px 6px 0;
    padding: 16px 20px;
    margin-bottom: 20px;
}
.sbret-info-box p { margin: 3px 0; font-size: 14px; }

/* ALERTA */
.sbret-alert { padding: 12px 16px; border-radius: 6px; margin-bottom: 20px; font-weight: 600; font-size: 14px; }
.sbret-alert-sucesso { background: #dcfce7; color: #166534; }
.sbret-alert-erro    { background: #fee2e2; color: #991b1b; }
.sbret-alert-info    { background: #dbeafe; color: #1e40af; }

/* RESPONSIVO */
@media (max-width: 640px) {
    .sbret-campo-grid { grid-template-columns: 1fr; }
    .sbret-header { flex-direction: column; gap: 8px; text-align: center; }
    .sbret-table th, .sbret-table td { padding: 8px 10px; }
}