/* =====================================================================
   Utilitários globais — carregado em todas as páginas via adminlte.php
   ===================================================================== */

/* Badge tamanhos extras */
.badge-xs {
    font-size: .72rem;
    font-weight: 700;
    padding: .25em .55em;
    border-radius: .3rem;
    display: inline-block;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
}

.badge-sm {
    font-size: .78rem;
    font-weight: 600;
    padding: .3em .65em;
    border-radius: .3rem;
    display: inline-block;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
}

/* Cor de badge por valor hex inline (usado em status_reserva) */
.badge-hex {
    color: #fff;
    font-size: .82rem;
    font-weight: 700;
    padding: .3em .75em;
    border-radius: .35rem;
    display: inline-block;
    line-height: 1;
    white-space: nowrap;
    vertical-align: baseline;
    letter-spacing: .01em;
}

/* Marca do sidebar — badge branco mantém o azul da logo legível em qualquer tema */
.main-sidebar .brand-link {
    background: #fff;
    border-radius: .6rem;
    border-bottom: none;
    margin: .5rem .6rem;
    padding: .45rem .75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .25);
}

.main-sidebar .brand-link .brand-image {
    opacity: 1;
    max-height: 30px;
    margin-left: 0;
    margin-right: 0;
}

.main-sidebar .brand-link .brand-text,
.main-sidebar .brand-link .brand-text b,
.brand-link .brand-text {
    color: #0b3d91 !important;
    font-weight: 600;
    margin-left: 0;
}

.main-sidebar .brand-link:hover {
    background: #f4f7fb;
}

.main-sidebar .brand-link:hover .brand-text,
.main-sidebar .brand-link:hover .brand-text b {
    color: #0b3d91 !important;
}

/* =====================================================================
   Abas de conteúdo (nav-tabs-app) — visual de controle segmentado
   ===================================================================== */
.nav-tabs-app {
    display: flex;
    flex-wrap: wrap;
    gap: .25rem;
    padding: .3rem;
    background: #edf0f4;
    border: 1px solid #dfe3e9;
    border-radius: .6rem;
}

.nav-tabs-app .nav-item {
    margin-bottom: 0;
}

.nav-tabs-app .nav-link {
    border: none;
    border-radius: .45rem;
    color: #5a6572;
    font-weight: 600;
    font-size: .88rem;
    padding: .45rem .95rem;
    white-space: nowrap;
    transition: background-color .15s ease, color .15s ease, box-shadow .15s ease;
}

.nav-tabs-app .nav-link:hover {
    color: #0b3d91;
    background: rgba(255, 255, 255, .75);
    border-color: transparent;
}

.nav-tabs-app .nav-link:focus {
    outline: none;
    box-shadow: 0 0 0 2px rgba(11, 61, 145, .25);
}

.nav-tabs-app .nav-link.active,
.nav-tabs-app .nav-item.show .nav-link {
    background: #fff;
    color: #0b3d91;
    border-color: transparent;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .15);
}

.nav-tabs-app .nav-link.active .badge-light {
    background: #eef3fb;
    border-color: #d5e0f0 !important;
    color: #0b3d91;
}

/* Dark mode */
.dark-mode .nav-tabs-app {
    background: #2b3038;
    border-color: #454d55;
}

.dark-mode .nav-tabs-app .nav-link {
    color: #c2c7d0;
}

.dark-mode .nav-tabs-app .nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, .08);
}

.dark-mode .nav-tabs-app .nav-link.active,
.dark-mode .nav-tabs-app .nav-item.show .nav-link {
    background: #3f474e;
    color: #fff;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .4);
}

.dark-mode .nav-tabs-app .nav-link.active .badge-light {
    background: #4b545c;
    border-color: #5c656e !important;
    color: #e4e9ee;
}

/* Mobile: nav-tabs viram trilha rolavel horizontal em vez de empilhar.
   Cobre todas as telas com abas (aluno, turma, evento, portal etc). */
@media (max-width: 767.98px) {
    .nav-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
    }
    .nav-tabs .nav-item { flex-shrink: 0; }
    .nav-tabs .nav-link { white-space: nowrap; }
}