:root {
    --verde-950: #12372f;
    --verde-900: #18483d;
    --verde-800: #225e50;
    --verde-700: #2f7665;
    --verde-100: #e7f2ee;
    --areia-50: #f7f6f2;
    --tinta: #1f2d29;
    --texto-secundario: #687772;
    --linha: #e3e8e5;
    --sombra: 0 10px 30px rgba(25, 57, 49, .07);
}

body {
    margin: 0;
    color: var(--tinta);
    background: var(--areia-50);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a { text-decoration: none; }

.pagina-autenticacao {
    min-height: 100vh;
    background:
        radial-gradient(circle at 12% 8%, rgba(83, 143, 118, .24), transparent 30rem),
        radial-gradient(circle at 88% 92%, rgba(191, 147, 90, .18), transparent 28rem),
        var(--areia-50);
    display: grid;
    align-items: center;
}

.cartao-autenticacao {
    width: min(100%, 480px);
    padding: clamp(1.75rem, 4vw, 3rem);
    border: 1px solid rgba(255, 255, 255, .75);
    border-radius: 1.5rem;
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 24px 70px rgba(25, 57, 49, .12);
    backdrop-filter: blur(12px);
}

.marca-login, .marca {
    display: flex;
    gap: .8rem;
    align-items: center;
}

.marca-login strong, .marca strong { display: block; }
.marca-login small, .marca small { display: block; color: #83928d; font-size: .75rem; }

.marca-icone {
    width: 2.65rem;
    height: 2.65rem;
    border-radius: .8rem;
    display: grid;
    place-items: center;
    color: white;
    background: linear-gradient(145deg, var(--verde-700), var(--verde-950));
    box-shadow: 0 8px 20px rgba(24, 72, 61, .23);
}

.form-control, .form-select, .input-group-text {
    border-color: #dce3df;
    min-height: 44px;
}

.form-control:focus, .form-select:focus {
    border-color: #76a99a;
    box-shadow: 0 0 0 .22rem rgba(47, 118, 101, .13);
}

.btn-primary {
    --bs-btn-bg: var(--verde-700);
    --bs-btn-border-color: var(--verde-700);
    --bs-btn-hover-bg: var(--verde-800);
    --bs-btn-hover-border-color: var(--verde-800);
    --bs-btn-active-bg: var(--verde-900);
    --bs-btn-active-border-color: var(--verde-900);
}

.estrutura-app { min-height: 100vh; display: flex; }

.barra-lateral {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 1040;
    width: 268px;
    padding: 1.35rem 1rem;
    color: #d9e7e2;
    background: linear-gradient(180deg, #163e35 0%, #102f29 100%);
    overflow-y: auto;
    transition: transform .25s ease;
}

.marca {
    padding: .25rem .45rem 1.2rem;
    color: white;
}

.marca:hover { color: white; }

.cliente-lateral {
    margin: .8rem 0 1.35rem;
    padding: 1rem;
    border: 1px solid rgba(255, 255, 255, .1);
    border-radius: .9rem;
    background: rgba(255, 255, 255, .06);
}

.cliente-lateral > small {
    display: block;
    margin-bottom: .45rem;
    color: #8eb4a9;
    font-size: .65rem;
    letter-spacing: .12em;
}

.cliente-lateral strong { display: block; color: white; line-height: 1.3; }
.cliente-lateral span { display: block; margin-top: .2rem; color: #99b4ac; font-size: .78rem; }

.cliente-lateral a {
    display: inline-block;
    margin-top: .85rem;
    color: #c0d8d1;
    font-size: .78rem;
}

.menu-titulo {
    display: block;
    margin: .65rem .7rem .45rem;
    color: #71978d;
    font-size: .64rem;
    font-weight: 700;
    letter-spacing: .13em;
}

.menu-lateral a {
    display: flex;
    align-items: center;
    gap: .75rem;
    min-height: 42px;
    margin: .15rem 0;
    padding: .65rem .75rem;
    border-radius: .65rem;
    color: #bfd2cc;
    font-size: .88rem;
    transition: .18s ease;
}

.menu-lateral a:hover { color: white; background: rgba(255, 255, 255, .07); }
.menu-lateral a.ativo { color: white; background: #2b6e5e; box-shadow: inset 3px 0 #8ec2ae; }
.menu-lateral i { width: 1.25rem; font-size: 1.05rem; text-align: center; }

.area-principal { width: calc(100% - 268px); margin-left: 268px; }

.topo-app {
    position: sticky;
    top: 0;
    z-index: 1020;
    height: 74px;
    padding: 0 clamp(1rem, 3vw, 2.2rem);
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid var(--linha);
    background: rgba(255, 255, 255, .9);
    backdrop-filter: blur(14px);
}

.topo-contexto span { display: block; color: var(--texto-secundario); font-size: .73rem; }
.topo-contexto strong { font-size: 1.05rem; }
.utilizador-menu { display: flex; align-items: center; gap: .55rem; border: 0; }

.avatar {
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    display: grid;
    place-items: center;
    color: white;
    background: var(--verde-700);
    font-size: .78rem;
    font-weight: 700;
}

.conteudo-app { padding: clamp(1rem, 3vw, 2.2rem); }
.cabecalho-pagina { display: flex; gap: 1rem; justify-content: space-between; align-items: start; margin-bottom: 1.5rem; }
.cabecalho-pagina h1 { margin: 0 0 .25rem; font-size: clamp(1.45rem, 3vw, 2rem); font-weight: 680; letter-spacing: -.035em; }
.cabecalho-pagina p { margin: 0; color: var(--texto-secundario); }

.cartao {
    border: 1px solid var(--linha);
    border-radius: 1rem;
    background: white;
    box-shadow: var(--sombra);
}

.cartao-corpo { padding: clamp(1rem, 2.5vw, 1.5rem); }
.cartao-titulo { padding: 1rem 1.25rem; border-bottom: 1px solid var(--linha); }
.cartao-titulo h2, .cartao-titulo h3 { margin: 0; font-size: 1rem; }

.metrica {
    min-height: 140px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.metrica-topo { display: flex; justify-content: space-between; align-items: center; color: var(--texto-secundario); }
.metrica-icone { width: 2.55rem; height: 2.55rem; display: grid; place-items: center; border-radius: .75rem; color: var(--verde-700); background: var(--verde-100); }
.metrica strong { font-size: 2rem; letter-spacing: -.05em; }

.table { --bs-table-bg: transparent; margin-bottom: 0; }
.table > :not(caption) > * > * { padding: .9rem .8rem; border-color: #edf0ee; vertical-align: middle; }
.table thead th { color: #72807b; font-size: .72rem; font-weight: 700; letter-spacing: .035em; text-transform: uppercase; }
.acoes-tabela { white-space: nowrap; text-align: right; }

.separador-formulario {
    margin: 1.75rem 0 1rem;
    padding-bottom: .55rem;
    border-bottom: 1px solid var(--linha);
    font-size: .82rem;
    font-weight: 750;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.nav-tabs { border-bottom-color: var(--linha); }
.nav-tabs .nav-link { color: var(--texto-secundario); border: 0; border-bottom: 2px solid transparent; }
.nav-tabs .nav-link.active { color: var(--verde-700); border-bottom-color: var(--verde-700); background: transparent; }

.miniatura {
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: .65rem;
    object-fit: cover;
    background: #eef1ef;
}

.place-items-center { place-items: center; }

.cartao-ficheiro { position: relative; }
.cartao-ficheiro .form-check { position: absolute; top: .45rem; left: .45rem; padding: .35rem .55rem  .35rem 1.8rem; border-radius: 2rem; background: rgba(255,255,255,.9); }
.vazio { padding: 3rem 1.5rem; color: var(--texto-secundario); text-align: center; }
.vazio i { display: block; margin-bottom: .7rem; font-size: 2rem; color: #9baba5; }
.icone-tipo { width: 2.3rem; height: 2.3rem; border-radius: .65rem; display: inline-grid; place-items: center; color: white; }
.fundo-menu { display: none; }

@media (max-width: 991.98px) {
    .barra-lateral { transform: translateX(-100%); }
    .area-principal { width: 100%; margin-left: 0; }
    body.menu-aberto .barra-lateral { transform: translateX(0); }
    body.menu-aberto .fundo-menu { display: block; position: fixed; inset: 0; z-index: 1030; background: rgba(10, 25, 21, .45); }
}

@media (max-width: 575.98px) {
    .cabecalho-pagina { flex-direction: column; }
    .cabecalho-pagina .btn { width: 100%; }
    .acoes-tabela { white-space: normal; }
}