/* Login institucional — CPF + senha */
:root {
    --inst-blue: #0066cc;
    --inst-cyan: #00a8e8;
    --inst-pale: #e8f4fc;
    --text: #1a1a1a;
}

* { box-sizing: border-box; }
body.login-page {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", system-ui, sans-serif;
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.login-backdrop {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, #003d7a 0%, var(--inst-cyan) 45%, var(--inst-pale) 100%);
    z-index: 0;
}

.login-card {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 22rem;
    background: rgba(255, 255, 255, 0.97);
    border-radius: 1.25rem;
    padding: 2rem;
    box-shadow: 0 1.5rem 3rem rgba(0, 40, 80, 0.25);
}

.login-brand {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 1.5rem;
}

.login-brand__crest {
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: linear-gradient(145deg, var(--inst-cyan), var(--inst-blue));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.login-brand h1 {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.3;
    font-weight: 700;
}

.login-brand p {
    margin: 0.2rem 0 0;
    font-size: 0.85rem;
    color: #555;
}

.login-alert {
    background: #fde8e8;
    color: #a32020;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.login-form label {
    display: block;
    font-weight: 600;
    margin-top: 0.75rem;
    margin-bottom: 0.35rem;
    font-size: 0.95rem;
}

.login-form input {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 2px solid #cce5f5;
    border-radius: 0.65rem;
    font-size: 1.05rem;
}

.login-form input:focus {
    outline: none;
    border-color: var(--inst-cyan);
}

.login-submit {
    width: 100%;
    margin-top: 1.25rem;
    padding: 0.95rem;
    border: none;
    border-radius: 999px;
    font-size: 1.05rem;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(90deg, var(--inst-blue), var(--inst-cyan));
    cursor: pointer;
}

.login-submit:hover {
    filter: brightness(1.05);
}

.login-hint {
    margin: 1.25rem 0 0;
    font-size: 0.8rem;
    color: #666;
    line-height: 1.4;
}