/* Base compartilhada para login, recuperação e alteração de senha. */
:root {
    --signin-accent: #1f6b4a;
    --signin-accent-dark: #174d36;
    --signin-surface: #ffffff;
    --signin-background: #f2f6f4;
    --signin-text: #1c2b24;
    --signin-muted: #617067;
    --signin-border: #d7e2dc;
    --signin-danger: #a52a2a;
}

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

body.signin-page {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--signin-background);
    color: var(--signin-text);
    background-size: cover !important;
    background-position: center center !important;
    background-repeat: no-repeat !important;
    background-attachment: scroll !important;
}

.signin-page .signin-shell {
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 24px 16px;
}

.signin-page .signin-card {
    box-sizing: border-box;
    width: min(100%, 430px);
    overflow: hidden;
    background: var(--signin-surface);
    border: 1px solid var(--signin-border);
    border-radius: 18px;
    box-shadow: 0 18px 50px rgba(22, 48, 35, .14);
}

.signin-page .signin-brand {
    padding: 26px 26px 12px;
    text-align: center;
}

.signin-page .signin-brand img {
    max-width: 100%;
    height: auto;
    max-height: 150px;
    object-fit: contain;
}

.signin-page .signin-title {
    margin: 8px 0 0;
    color: var(--signin-text);
    font-size: 25px;
    font-weight: 700;
}

.signin-page .signin-form {
    padding: 20px 26px 26px;
}

.signin-page .signin-form label {
    color: var(--signin-text);
    font-weight: 600;
}

.signin-page .signin-form .form-control {
    min-height: 44px;
    border-color: var(--signin-border);
    border-radius: 8px;
    box-shadow: none;
}

.signin-page .signin-form .form-control:focus {
    border-color: var(--signin-accent);
    box-shadow: 0 0 0 3px rgba(31, 107, 74, .16);
}

.signin-page .signin-form .btn-primary,
.signin-page .signin-form .btn-success {
    min-height: 44px;
    border: 0;
    border-radius: 8px;
    background: var(--signin-accent);
}

.signin-page .signin-form .btn-primary:hover,
.signin-page .signin-form .btn-primary:focus,
.signin-page .signin-form .btn-success:hover,
.signin-page .signin-form .btn-success:focus {
    background: var(--signin-accent-dark);
}

.signin-page .signin-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px;
    margin: 8px 0 18px;
}

.signin-page .signin-links a {
    color: var(--signin-accent-dark);
    text-decoration: underline;
}

.signin-page .signin-alert {
    border-radius: 8px;
}

.signin-page .signin-required {
    color: var(--signin-danger);
}

/* Breves conserva a composição e as logos próprias; estas regras só fornecem
   o comportamento responsivo da base compartilhada. */
.signin-page.signin-polo-breves {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.signin-page.signin-polo-breves .signin-card {
    background: rgba(5, 76, 61, .94);
    border-color: rgba(255, 255, 255, .28);
}

.signin-page.signin-polo-breves .signin-title,
.signin-page.signin-polo-breves .signin-form label {
    color: #ffffff;
}

.signin-page.signin-polo-breves .signin-links a {
    color: #ffffff;
}

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

    .signin-page .signin-card {
        width: 100%;
        border-radius: 14px;
    }

    .signin-page .signin-brand {
        padding: 20px 18px 8px;
    }

    .signin-page .signin-form {
        padding: 16px 18px 20px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .signin-page *,
    .signin-page *::before,
    .signin-page *::after {
        transition: none !important;
        animation: none !important;
    }
}