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

body {
    font-family: 'Roboto', Arial, sans-serif;
    min-height: 100vh;
    /* fundo aurora 100% CSS: base clara em diagonal + brilhos difusos
       (vermelho da marca atrás do G.cip, azul-aço no canto oposto) */
    /*background:
        radial-gradient(1000px 650px at 15% 25%, rgba(179, 0, 0, 0.09), transparent 60%),
        radial-gradient(1200px 800px at 90% 85%, rgba(59, 96, 134, 0.18), transparent 65%),
        radial-gradient(800px 550px at 70% 8%, rgba(255, 255, 255, 0.95), transparent 60%),
        linear-gradient(135deg, #ffffff 0%, #f3f6f9 45%, #e2eaf2 100%);
    background-attachment: fixed;

    /*quadriculado */
        /*background:
        radial-gradient(ellipse at 70% 15%, rgba(255, 255, 255, 0.85), rgba(255, 255, 255, 0) 55%),
        repeating-linear-gradient(0deg,  rgba(59, 96, 134, 0.09) 0 1px, transparent 1px 28px),
        repeating-linear-gradient(90deg, rgba(59, 96, 134, 0.09) 0 1px, transparent 1px 28px),
        repeating-linear-gradient(0deg,  rgba(59, 96, 134, 0.16) 0 1px, transparent 1px 140px),
        repeating-linear-gradient(90deg, rgba(59, 96, 134, 0.16) 0 1px, transparent 1px 140px),
        linear-gradient(120deg, #f5f8fb 0%, #e7eef5 55%, #d9e4ee 100%); */

    /* listras diagonais:
       base clara na vertical + listras finas a 45° + halo branco atrás do cartão */
    /*background:
        radial-gradient(900px 700px at 78% 45%, rgba(255, 255, 255, 0.9), transparent 65%),
        repeating-linear-gradient(45deg,
            rgba(59, 96, 134, 0.05) 0 2px,
            transparent 2px 14px),
        linear-gradient(180deg, #fbfcfd 0%, #eef2f7 60%, #dfe7ef 100%);
    background-attachment: fixed;*/

    /* FUTURISTA CLARO (opção ativa): base branca fria + halos de luz suaves */
    background:
        radial-gradient(900px 700px at 12% 18%, rgba(255, 60, 60, 0.10), transparent 60%),
        radial-gradient(1000px 800px at 90% 82%, rgba(0, 170, 230, 0.14), transparent 62%),
        radial-gradient(800px 600px at 72% 35%, rgba(255, 255, 255, 0.95), transparent 65%),
        linear-gradient(160deg, #ffffff 0%, #f2f6fb 55%, #e4ecf4 100%);
    background-attachment: fixed;
    color: #1c2733;
    overflow-x: hidden; /* a grade estoura a lateral; vertical continua rolando no mobile */
}

/* grade em perspectiva subindo do rodapé — "piso" digital */
body::before {
    content: "";
    position: fixed;
    left: -50%;
    right: -50%;
    bottom: -30vh;
    height: 90vh;
    background:
        repeating-linear-gradient(0deg,
            rgba(20, 120, 180, 0.20) 0 1px,
            transparent 1px 46px),
        repeating-linear-gradient(90deg,
            rgba(20, 120, 180, 0.20) 0 1px,
            transparent 1px 46px);
    transform: perspective(340px) rotateX(62deg);
    transform-origin: bottom center;
    mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.75), transparent 75%);
    -webkit-mask-image: linear-gradient(to top, rgba(0, 0, 0, 0.75), transparent 75%);
    pointer-events: none;
    z-index: 0;
}

/* ==========================================
   LAYOUT EM 3 COLUNAS: marca | vazio | login
========================================== */
.split-layout {
    position: relative;
    display: flex;
    min-height: 100vh;
    width: 100%;
    z-index: 1; /* acima da grade em perspectiva */
}

.left-side {
    flex: 1.1;
    display: flex;
    align-items: center;
    padding-left: clamp(32px, 7vw, 110px);
}

.middle-side {
    flex: 0.8;
}

.right-side {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 24px;
}

/* ==========================================
   MARCA (lado esquerdo)
========================================== */
.brand img {
    width: clamp(90px, 11vw, 150px);
    filter: drop-shadow(0 8px 20px rgba(30, 60, 100, 0.22));
    margin-bottom: 22px;
}

.brand h1 {
    font-size: clamp(30px, 3.6vw, 46px);
    font-weight: 700;
    color: #101820;
    letter-spacing: -0.5px;
    line-height: 1.1;
}

.brand h1 span {
    color: #b30000; /* vermelho da identidade */
}

.brand-linha {
    width: 64px;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(90deg, #ff3b3b, #b30000);
    box-shadow: 0 0 12px rgba(255, 60, 60, 0.45);
    margin: 16px 0;
}

.brand p {
    font-size: clamp(15px, 1.4vw, 18px);
    color: #5b6b7d;
    letter-spacing: 0.3px;
}

/* ==========================================
   CARTÃO DE LOGIN (lado direito)
========================================== */
/* cartão de vidro claro (glassmorphism) */
.login-container {
    position: relative;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.9);
    padding: 40px 36px;
    border-radius: 16px;
    box-shadow:
        0 24px 55px rgba(30, 60, 100, 0.16),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    width: 340px;
    max-width: 100%;
}

/* filete luminoso no topo do cartão */
.login-container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 18%;
    right: 18%;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, transparent, rgba(220, 30, 30, 0.85), transparent);
}

.login-titulo {
    font-size: 22px;
    font-weight: 700;
    color: #101820;
}

.login-subtitulo {
    font-size: 14px;
    color: #6b7c8f;
    margin: 6px 0 26px;
}

.login-container h1 {
    text-align: center;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 12px;
    font-weight: 500;
    color: #6b7c8f;
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.form-group input {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid rgba(30, 70, 120, 0.16);
    border-radius: 8px;
    font-size: 14px;
    color: #101820;
    background: rgba(255, 255, 255, 0.85);
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

.form-group input::placeholder {
    color: #9aa8b6;
}

.form-group input:focus {
    outline: none;
    border-color: rgba(200, 20, 20, 0.6);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(255, 60, 60, 0.14);
}

/* campo de senha com olho */
.campo-senha {
    position: relative;
}

.campo-senha input {
    padding-right: 40px;
}

.toggle-senha {
    position: absolute;
    right: 12px;
    top: 34px;
    cursor: pointer;
    color: #93a2b2;
}

.toggle-senha:hover {
    color: #33414f;
}

.form-group button {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #d81212 0%, #8a0000 100%);
    border: 1px solid rgba(255, 120, 120, 0.35);
    box-shadow: 0 8px 24px rgba(200, 20, 20, 0.35);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    border-radius: 8px;
    cursor: pointer;
    margin-top: 14px;
    margin-bottom: 4px;
    transition: box-shadow 0.2s, filter 0.2s;
}

.form-group button:hover {
    filter: brightness(1.10);
    box-shadow: 0 12px 30px rgba(200, 20, 20, 0.35);
}

.error {
    color: #b32020;
    background: rgba(255, 60, 60, 0.08);
    border: 1px solid rgba(200, 30, 30, 0.28);
    border-radius: 8px;
    padding: 8px 10px;
    font-size: 13px;
    text-align: center;
    margin-bottom: 15px;
}

/* ==========================================
   RESPONSIVO — empilha marca em cima, form embaixo
========================================== */
@media (max-width: 900px) {
    .split-layout {
        flex-direction: column;
    }

    .middle-side {
        display: none;
    }

    .left-side {
        flex: none;
        justify-content: center;
        padding: 48px 24px 8px;
        text-align: center;
    }

    .brand img {
        margin-bottom: 14px;
    }

    .brand-linha {
        margin: 14px auto;
    }

    .right-side {
        flex: none;
        padding: 24px 16px 48px;
    }
}

/* ==========================================
   PRIMEIRO ACESSO (título/logo e força da senha)
========================================== */
.login-titulo-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
}

.login-titulo-logo img {
    width: 56px;
}

.login-titulo-logo p {
    font-weight: bold;
    font-size: 20px;
    margin-bottom: 20px;
}


#forcaSenhaContainer {
    width: 100%;
    height: 8px;
    background: #ddd;
    margin-top: 5px;
    margin-bottom: 5px;
    border-radius: 5px;
    overflow: hidden;
}

#forcaSenha {
    height: 100%;
    width: 0%;
    transition: 0.3s;
}

#textoForca {
    display: block;
    margin-top: 5px;
    margin-bottom: 12px;
    font-size: 13px;
}