:root {
    --azul-principal: #2864df;
    --azul-escuro: #203d91;
    --azul-medio: #345ed0;
    --azul-claro: #eff5ff;

    --branco: #ffffff;
    --cinza-fundo: #f6f8fb;
    --cinza-borda: #d8dee8;
    --cinza-texto: #6f7886;
    --cinza-escuro: #151a22;

    --sombra-card:
        0 25px 65px rgba(34, 54, 92, 0.16);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html,
body {
    min-height: 100%;
}

body {
    min-height: 100vh;
    font-family: "Inter", sans-serif;
    color: var(--cinza-escuro);
    background: var(--cinza-fundo);
}

button,
input {
    font: inherit;
}

button {
    border: none;
}

.pagina-login {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

/* LADO ESQUERDO */

.lado-apresentacao {
    position: relative;
    overflow: hidden;
    padding: 40px 54px 32px;
    color: var(--branco);
    background:
        linear-gradient(
            145deg,
            #213f91 0%,
            #2a54c4 50%,
            #2864df 100%
        );
}

.lado-apresentacao::before {
    content: "";
    position: absolute;
    top: 48%;
    right: -170px;
    width: 590px;
    height: 590px;
    border: 42px solid rgba(255, 255, 255, 0.045);
    border-radius: 50%;
}

.elemento-decorativo {
    position: absolute;
    pointer-events: none;
}

.decoracao-escudo {
    top: 150px;
    right: 70px;
    transform: rotate(-24deg);
    color: rgba(255, 255, 255, 0.035);
    font-size: 190px;
}

.decoracao-circulo {
    right: -90px;
    bottom: -230px;
    width: 500px;
    height: 500px;
    border: 50px solid rgba(255, 255, 255, 0.045);
    border-radius: 50%;
}

.conteudo-apresentacao {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    max-width: 690px;
    min-height: calc(100vh - 72px);
}

.marca {
    display: flex;
    align-items: center;
    gap: 14px;
}

.marca-icone {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 14px;
    background: var(--branco);
    color: var(--azul-principal);
    font-size: 24px;
}

.marca-textos h1 {
    font-size: 23px;
    font-weight: 800;
    letter-spacing: -0.8px;
}

.marca-textos p {
    margin-top: 4px;
    color: rgba(255, 255, 255, 0.72);
    font-size: 11px;
}

.bloco-principal {
    margin-top: 40px;
}

.etiqueta {
    display: inline-flex;
    padding: 8px 14px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.bloco-principal h2 {
    margin-top: 23px;
    font-size: clamp(46px, 4.1vw, 64px);
    line-height: 1.08;
    letter-spacing: -2px;
}

.descricao-principal {
    max-width: 610px;
    margin-top: 20px;
    color: rgba(255, 255, 255, 0.83);
    font-size: 15px;
    line-height: 1.65;
}

.grade-recursos {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 32px;
}

.card-recurso {
    display: flex;
    align-items: center;
    gap: 14px;
    min-height: 70px;
    padding: 14px;
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
    transition:
        transform 0.2s ease,
        background 0.2s ease;
}

.card-recurso:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.12);
}

.card-icone {
    display: flex;
    flex: 0 0 42px;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 11px;
    background: rgba(255, 255, 255, 0.14);
    color: var(--branco);
    font-size: 18px;
}

.card-recurso h3 {
    font-size: 13px;
    font-weight: 700;
}

.card-recurso p {
    margin-top: 4px;
    color: rgba(255, 255, 255, 0.68);
    font-size: 10px;
    line-height: 1.4;
}

.rodape-apresentacao {
    margin-top: auto;
    padding-top: 28px;
    color: rgba(255, 255, 255, 0.62);
    font-size: 10px;
}

/* LADO DIREITO */

.lado-formulario {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background:
        radial-gradient(
            circle at 82% 20%,
            rgba(224, 236, 255, 0.9),
            transparent 25%
        ),
        var(--cinza-fundo);
}

.area-formulario {
    width: 100%;
    max-width: 410px;
}

.cartao-login {
    width: 100%;
    padding: 38px 38px 36px;
    border: 1px solid rgba(216, 222, 232, 0.95);
    border-radius: 22px;
    background: var(--branco);
    box-shadow: var(--sombra-card);
}

.icone-usuario {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    margin: 0 auto;
    border-radius: 14px;
    background: var(--azul-claro);
    color: var(--azul-principal);
    font-size: 20px;
}

.cabecalho-login {
    margin-top: 18px;
    text-align: center;
}

.cabecalho-login h2 {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -1px;
}

.cabecalho-login p {
    margin-top: 8px;
    color: var(--cinza-texto);
    font-size: 13px;
    line-height: 1.5;
}

.area-mensagens {
    display: grid;
    gap: 8px;
    margin-top: 20px;
}

.mensagem {
    padding: 11px 13px;
    border-radius: 9px;
    font-size: 12px;
}

.mensagem-danger {
    background: #fff1f1;
    color: #c62828;
}

.mensagem-warning {
    background: #fff8e8;
    color: #a56300;
}

.mensagem-success {
    background: #edf9f1;
    color: #1b7d42;
}

.formulario-login {
    display: grid;
    gap: 17px;
    margin-top: 28px;
}

.grupo-campo {
    display: grid;
    gap: 8px;
}

.grupo-campo label {
    color: #303641;
    font-size: 12px;
    font-weight: 700;
}

.campo {
    position: relative;
    display: flex;
    align-items: center;
}

.campo > i {
    position: absolute;
    left: 15px;
    color: #9aa8ba;
    font-size: 15px;
    pointer-events: none;
}

.campo input {
    width: 100%;
    height: 49px;
    padding: 0 47px 0 42px;
    border: 1px solid var(--cinza-borda);
    border-radius: 11px;
    outline: none;
    background: var(--branco);
    color: var(--cinza-escuro);
    font-size: 13px;
    transition:
        border-color 0.2s ease,
        box-shadow 0.2s ease;
}

.campo input::placeholder {
    color: #9ca8b7;
}

.campo input:focus {
    border-color: var(--azul-principal);
    box-shadow: 0 0 0 4px rgba(40, 100, 223, 0.1);
}

.botao-senha {
    position: absolute;
    right: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 35px;
    height: 35px;
    border-radius: 8px;
    background: transparent;
    color: #8090a2;
    cursor: pointer;
}

.botao-senha:hover {
    background: var(--azul-claro);
    color: var(--azul-principal);
}

.opcoes-formulario {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 15px;
}

.manter-conectado {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--cinza-texto);
    font-size: 11px;
    cursor: pointer;
}

.manter-conectado input {
    width: 14px;
    height: 14px;
    accent-color: var(--azul-principal);
}

.link-senha {
    color: var(--azul-principal);
    font-size: 11px;
    font-weight: 600;
    text-decoration: none;
}

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

.botao-entrar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    height: 48px;
    border-radius: 10px;
    background: var(--azul-principal);
    box-shadow: 0 12px 24px rgba(40, 100, 223, 0.24);
    color: var(--branco);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition:
        transform 0.2s ease,
        background 0.2s ease,
        box-shadow 0.2s ease;
}

.botao-entrar:hover {
    transform: translateY(-2px);
    background: #1f57ce;
    box-shadow: 0 16px 28px rgba(40, 100, 223, 0.3);
}

.ajuda-login {
    margin-top: 24px;
    color: #7a8491;
    font-size: 10px;
    line-height: 1.5;
    text-align: center;
}

.versao-sistema {
    margin-top: 20px;
    color: #9aa4b1;
    font-size: 10px;
    text-align: center;
}

/* RESPONSIVO */

@media (max-width: 1050px) {
    .lado-apresentacao {
        padding: 36px 38px 28px;
    }

    .bloco-principal h2 {
        font-size: 48px;
    }

    .grade-recursos {
        gap: 10px;
    }
}

@media (max-width: 850px) {
    .pagina-login {
        display: block;
    }

    .lado-apresentacao {
        display: none;
    }

    .lado-formulario {
        min-height: 100vh;
        padding: 24px;
    }

    .area-formulario {
        max-width: 430px;
    }
}

@media (max-width: 480px) {
    .lado-formulario {
        align-items: flex-start;
        padding: 16px 12px;
    }

    .cartao-login {
        padding: 30px 22px;
        border-radius: 18px;
    }

    .cabecalho-login h2 {
        font-size: 25px;
    }

    .opcoes-formulario {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }
}

/* Login nao possui preferencia autenticada; acompanha o tema do dispositivo. */
@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
        --branco: #192833;
        --cinza-fundo: #0d1821;
        --cinza-borda: #496171;
        --cinza-texto: #bdcbd4;
        --cinza-escuro: #f1f6f8;
        --azul-claro: #193c55;
        --azul-principal: #62b7ef;
        --sombra-card: 0 25px 65px rgba(0, 7, 12, .38);
    }

    .lado-apresentacao {
        background: linear-gradient(145deg, #102f47 0%, #16476b 52%, #1b5c86 100%);
    }

    .lado-formulario {
        background:
            radial-gradient(circle at 82% 20%, rgba(42, 89, 119, .42), transparent 28%),
            var(--cinza-fundo);
    }

    .cartao-login {
        border-color: #405563;
        background: #192833;
    }

    .grupo-campo label,
    .cabecalho-login h2 {
        color: #f1f6f8;
    }

    .campo input {
        color: #f2f7f9;
        background: #223440;
        border-color: #496171;
    }

    .campo input::placeholder,
    .campo > i,
    .botao-senha {
        color: #9aadb9;
    }

    .campo input:focus {
        border-color: #69bdf2;
        box-shadow: 0 0 0 4px rgba(105, 189, 242, .16);
    }

    .botao-senha:hover {
        color: #bce5fb;
        background: #284250;
    }

    .mensagem-danger {
        color: #ffe6e8;
        background: #48282e;
    }

    .mensagem-warning {
        color: #fff0cb;
        background: #46371f;
    }

    .mensagem-success {
        color: #dff8eb;
        background: #173f32;
    }

    .botao-entrar {
        color: #07141d;
        background: #62b7ef;
        box-shadow: 0 12px 24px rgba(0, 8, 14, .34);
    }

    .botao-entrar:hover {
        background: #84caf5;
    }
}