/* ============================================================================
   SisÁgua Conecta — sac-publico.css
   Página pública "/" (visitante não autenticado): topo próprio, hero, passos,
   recursos, laboratórios, faixa de confiança, CTA e rodapé.
   ADITIVO — depende de tokens.css (--sac-*). Não altera as telas internas.
   Ordem em App.razor:
       <link rel="stylesheet" href="app.css" />
       <link rel="stylesheet" href="sac-redesign.css" />
       <link rel="stylesheet" href="sac-envios.css" />
       <link rel="stylesheet" href="sac-publico.css" />
   ========================================================================== */

/* Full-bleed: o MainLayout entrega o @Body do visitante SEM o wrapper .sac-conteudo,
   então a página já nasce encostada nas bordas — não há padding a compensar aqui. */
.sac-publico {
    background: #fff;
    /* Altura do topo fixo, num só lugar: a barra consome, as âncoras descontam. */
    --sac-pub-topo-h: 66px;
}

/* Quem rola não é o documento e sim o .body-content do FluentBodyContent, então é
   nele que a suavização precisa estar. O :has limita ao visitante anônimo na "/":
   as telas do app continuam com rolagem instantânea. */
.body-content:has(> .sac-publico) {
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    .body-content:has(> .sac-publico) { scroll-behavior: auto; }
}

/* ------------------------------------------------------------ topo público */
.sac-pub-top {
    display: flex;
    align-items: center;
    gap: 12px;
    height: var(--sac-pub-topo-h);
    padding: 0 40px;
    background: #fff;
    border-bottom: 1px solid var(--sac-border);
    position: sticky;
    top: 0;
    z-index: 5;
}

.sac-pub-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

    .sac-pub-logo img { width: 34px; height: 34px; display: block; }

.sac-pub-wordmark {
    font-family: var(--sac-font-display);
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--sac-ink);
}

    .sac-pub-wordmark .verde { color: var(--sac-green-700); }

.sac-pub-nav {
    display: flex;
    align-items: center;
    gap: 22px;
    margin-right: 6px;
}

.sac-pub-navlink {
    font-size: 13.5px;
    font-weight: 500;
    color: var(--sac-slate-700);
    text-decoration: none;
}

    .sac-pub-navlink:hover { color: var(--sac-blue-700); }

/* ------------------------------------------------------------ botões */
/* Mesmo tratamento do botão primário do app (.sac-btn-primario e
   fluent-button[appearance="accent"] no app.css): degradê da marca, raio 9px
   e a sombra de marca. Só a métrica muda, porque aqui o botão é maior. */
.sac-pub-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 13px 24px;
    background: var(--sac-gradient-ui);
    color: #fff;
    border-radius: 9px;
    font-family: var(--sac-font-body);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: var(--sac-shadow-brand);
    transition: background .15s ease;
}

    .sac-pub-btn:hover { background: var(--sac-gradient-ui-hover); color: #fff; }

.sac-pub-btn--sm { padding: 9px 18px; font-size: 13.5px; box-shadow: 0 8px 18px -10px rgba(17, 116, 116, .55); }

.sac-pub-btn--ghost {
    background: #fff;
    border: 1px solid var(--sac-slate-200);
    color: var(--sac-slate-700);
    box-shadow: none;
}

    .sac-pub-btn--ghost:hover { background: var(--sac-slate-50); border-color: var(--sac-blue-300); color: var(--sac-blue-700); }

/* ------------------------------------------------------------ seções */
/* scroll-margin-top: sem ele a âncora encosta a seção no topo do contêiner e o
   cabeçalho fixo cobre a tarja "COMO FUNCIONA" / "RECURSOS". */
.sac-pub-sec {
    padding: 58px 40px;
    border-bottom: 1px solid var(--sac-border);
    scroll-margin-top: var(--sac-pub-topo-h);
}

.sac-pub-sec--alt { background: var(--sac-slate-50); }

.sac-pub-eyebrow {
    font-family: var(--sac-font-mono);
    font-size: 11.5px;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--sac-green-700);
    margin-bottom: 12px;
}

.sac-pub-h2 {
    margin: 0 0 34px;
    font-family: var(--sac-font-display);
    font-size: 32px;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--sac-ink);
    text-wrap: balance;
}

.sac-pub-lead {
    margin: 0;
    font-size: 15.5px;
    line-height: 1.62;
    color: var(--sac-slate-500);
    text-wrap: pretty;
}

/* ------------------------------------------------------------ hero */
.sac-pub-hero {
    position: relative;
    overflow: hidden;
    padding: 60px 40px 64px;
    background: var(--sac-slate-50);
    border-bottom: 1px solid var(--sac-border);
}

    /* ondulações decorativas da marca */
    .sac-pub-hero::before,
    .sac-pub-hero::after {
        content: "";
        position: absolute;
        border-radius: 50%;
        pointer-events: none;
    }

    .sac-pub-hero::before {
        right: -160px; top: -160px; width: 520px; height: 520px;
        border: 1.5px solid rgba(11, 92, 138, .07);
    }

    .sac-pub-hero::after {
        right: -80px; top: -80px; width: 360px; height: 360px;
        border: 1.5px solid rgba(31, 163, 122, .09);
    }

.sac-pub-hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.02fr) minmax(0, .98fr);
    gap: 52px;
    align-items: center;
}

.sac-pub-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 13px;
    background: #fff;
    border: 1px solid #CDE3F2;
    border-radius: var(--sac-radius-pill);
    font-family: var(--sac-font-mono);
    font-size: 11.5px;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--sac-blue-700);
    margin-bottom: 20px;
}

    .sac-pub-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--sac-green-500); }

.sac-pub-h1 {
    margin: 0;
    font-family: var(--sac-font-display);
    font-size: 52px;
    line-height: 1.04;
    font-weight: 600;
    letter-spacing: -0.03em;
    color: var(--sac-ink);
    text-wrap: balance;
}

    .sac-pub-h1 .verde { color: var(--sac-green-700); }

.sac-pub-sub {
    margin: 22px 0 0;
    max-width: 52ch;
    font-size: 17.5px;
    line-height: 1.62;
    color: var(--sac-slate-700);
    text-wrap: pretty;
}

.sac-pub-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.sac-pub-nota {
    display: flex;
    align-items: center;
    gap: 9px;
    margin-top: 24px;
    font-size: 13px;
    color: var(--sac-slate-500);
}

/* cartão do fluxo (hero) */
.sac-flow {
    background: #fff;
    border: 1px solid var(--sac-border);
    border-radius: 18px;
    box-shadow: 0 24px 50px -30px rgba(14, 27, 36, .3);
    padding: 26px;
}

.sac-flow-k {
    font-family: var(--sac-font-mono);
    font-size: 10.5px;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--sac-slate-500);
    margin-bottom: 18px;
}

.sac-flow-step {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.sac-flow-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: none;
}

.sac-flow-ic {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    display: grid;
    place-items: center;
    flex: none;
}

    .sac-flow-ic.is-pdf { background: #F8DEE0; color: var(--sac-danger); }
    .sac-flow-ic.is-blue { background: var(--sac-blue-100); color: var(--sac-blue-700); }
    .sac-flow-ic.is-green { background: var(--sac-green-100); color: var(--sac-green-700); }

.sac-flow-line {
    width: 2px;
    flex: 1;
    min-height: 26px;
    background: var(--sac-border);
    margin: 4px 0;
}

.sac-flow-body { padding-bottom: 14px; }

.sac-flow-step:last-child .sac-flow-body { padding-bottom: 0; }

.sac-flow-titulo {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--sac-ink);
}

.sac-flow-texto {
    font-size: 13px;
    color: var(--sac-slate-500);
    line-height: 1.5;
}

.sac-flow-pe {
    margin-top: 20px;
    padding-top: 18px;
    border-top: 1px solid var(--sac-slate-100);
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 12.5px;
    color: var(--sac-slate-500);
}

/* ------------------------------------------------------------ passos (como funciona) */
.sac-pub-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.sac-passo {
    background: var(--sac-slate-50);
    border: 1px solid var(--sac-border);
    border-radius: var(--sac-radius-lg);
    padding: 24px;
}

.sac-pub-sec--alt .sac-passo { background: #fff; }

.sac-passo-top {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.sac-passo-num {
    font-family: var(--sac-font-display);
    font-size: 30px;
    font-weight: 600;
    color: #CDE3F2;
    line-height: 1;
}

.sac-passo-ic {
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: #fff;
    border: 1px solid var(--sac-border);
    display: grid;
    place-items: center;
}

.sac-passo-titulo {
    font-family: var(--sac-font-display);
    font-size: 17px;
    font-weight: 600;
    color: var(--sac-ink);
    margin-bottom: 7px;
}

.sac-passo-texto {
    font-size: 13.5px;
    color: var(--sac-slate-500);
    line-height: 1.6;
}

/* ------------------------------------------------------------ recursos */
.sac-recurso {
    background: #fff;
    border: 1px solid var(--sac-border);
    border-radius: var(--sac-radius-lg);
    padding: 22px;
}

.sac-recurso-ic {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    background: var(--sac-blue-100);
    color: var(--sac-blue-700);
    display: grid;
    place-items: center;
    margin-bottom: 14px;
}

.sac-recurso-titulo {
    font-family: var(--sac-font-display);
    font-size: 16px;
    font-weight: 600;
    color: var(--sac-ink);
    margin-bottom: 6px;
}

.sac-recurso-texto {
    font-size: 13.5px;
    color: var(--sac-slate-500);
    line-height: 1.6;
}

/* ------------------------------------------------------------ laboratórios */
.sac-labs-grid {
    display: grid;
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    gap: 48px;
    align-items: center;
}

.sac-lab {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    border: 1px solid var(--sac-border);
    border-radius: var(--sac-radius-md);
    padding: 16px 18px;
}

.sac-lab-ic {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    background: var(--sac-green-100);
    color: var(--sac-green-700);
    display: grid;
    place-items: center;
    flex: none;
}

.sac-lab-nome {
    font-size: 14.5px;
    font-weight: 600;
    color: var(--sac-ink);
}

.sac-lab-sub {
    font-size: 12.5px;
    color: var(--sac-slate-500);
}

.sac-lab-aviso {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: var(--sac-blue-100);
    border: 1px solid #CDE3F2;
    border-radius: var(--sac-radius-md);
    padding: 16px 18px;
    font-size: 13.5px;
    color: var(--sac-blue-900);
    line-height: 1.6;
}

/* ------------------------------------------------------------ faixa de confiança */
.sac-pub-faixa {
    position: relative;
    overflow: hidden;
    padding: 52px 40px;
    background: var(--sac-gradient);
}

    .sac-pub-faixa::before,
    .sac-pub-faixa::after {
        content: "";
        position: absolute;
        border-radius: 50%;
        border: 1.5px solid rgba(255, 255, 255, .13);
        pointer-events: none;
    }

    .sac-pub-faixa::before { right: -120px; bottom: -120px; width: 420px; height: 420px; }
    .sac-pub-faixa::after { right: -40px; bottom: -40px; width: 260px; height: 260px; }

.sac-pub-faixa-grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px;
}

.sac-faixa-titulo {
    font-family: var(--sac-font-display);
    font-size: 17px;
    font-weight: 600;
    color: #fff;
    margin: 12px 0 7px;
}

.sac-faixa-texto {
    font-size: 13.5px;
    color: rgba(255, 255, 255, .82);
    line-height: 1.6;
}

/* ------------------------------------------------------------ CTA final */
.sac-pub-cta {
    padding: 56px 40px;
    text-align: center;
    border-bottom: 1px solid var(--sac-border);
}

    .sac-pub-cta .sac-pub-ctas { justify-content: center; }

.sac-pub-cta-h {
    margin: 0 0 12px;
    font-family: var(--sac-font-display);
    font-size: 30px;
    font-weight: 600;
    letter-spacing: -0.02em;
    color: var(--sac-ink);
    text-wrap: balance;
}

.sac-pub-cta-p {
    margin: 0 auto 26px;
    max-width: 58ch;
    font-size: 15.5px;
    line-height: 1.6;
    color: var(--sac-slate-500);
    text-wrap: pretty;
}

/* ------------------------------------------------------------ rodapé */
/* Superfície escura do sistema é sempre o degradê — o mesmo da barra superior
   (.sac-header). A variante -ui fecha no verde-700 justamente por carregar
   texto branco; por isso as opacidades abaixo são mais altas do que seriam
   sobre um azul chapado. */
.sac-pub-rodape {
    padding: 34px 40px;
    background: var(--sac-gradient-ui);
}

.sac-rodape-top {
    display: flex;
    align-items: flex-start;
    gap: 24px;
    flex-wrap: wrap;
}

.sac-rodape-marca { min-width: 260px; flex: 1; }

.sac-rodape-desc {
    font-size: 12.5px;
    color: rgba(255, 255, 255, .82);
    line-height: 1.65;
    max-width: 46ch;
}

.sac-rodape-col { min-width: 170px; }

.sac-rodape-k {
    font-family: var(--sac-font-mono);
    font-size: 10.5px;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, .82);
    margin-bottom: 11px;
}

.sac-rodape-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 12.5px;
}

    .sac-rodape-links a,
    .sac-rodape-links span {
        color: rgba(255, 255, 255, .92);
        text-decoration: none;
    }

    .sac-rodape-links a:hover { color: var(--sac-green-300); }

.sac-rodape-base {
    margin-top: 26px;
    padding-top: 18px;
    border-top: 1px solid rgba(255, 255, 255, .2);
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    align-items: center;
}

.sac-rodape-copy {
    font-family: var(--sac-font-mono);
    font-size: 11.5px;
    color: rgba(255, 255, 255, .82);
}

.sac-rodape-aviso {
    font-size: 11.5px;
    color: rgba(255, 255, 255, .82);
    text-align: right;
    max-width: 62ch;
    line-height: 1.55;
}

/* ------------------------------------------------------------ responsivo */
@media (max-width: 1080px) {
    .sac-pub-hero-grid,
    .sac-labs-grid { grid-template-columns: minmax(0, 1fr); gap: 34px; }
    .sac-pub-grid-3,
    .sac-pub-faixa-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .sac-pub-h1 { font-size: 40px; }
    .sac-pub-nav { display: none; }
}

@media (max-width: 720px) {
    .sac-pub-sec, .sac-pub-hero, .sac-pub-faixa, .sac-pub-cta, .sac-pub-rodape, .sac-pub-top { padding-left: 20px; padding-right: 20px; }
    .sac-pub-grid-3,
    .sac-pub-faixa-grid { grid-template-columns: minmax(0, 1fr); }
    .sac-pub-h1 { font-size: 33px; }
    .sac-pub-h2, .sac-pub-cta-h { font-size: 25px; }
    .sac-rodape-aviso { text-align: left; }
}