:root {
    --azul:       #04658c;
    --azul-dark:  #034d6a;
    --azul-light: #e8f4f8;
    --texto:      #1e293b;
    --cinza:      #64748b;
    --borda:      #e2e8f0;
    --bg:         #f4f6f9;
    --branco:     #ffffff;
    --erro:       #ef4444;
    --erro-bg:    #fee2e2;
}

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

body {
    font-family: 'DM Sans', sans-serif;
    background: var(--bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.login-wrapper {
    width: 100%;
    max-width: 420px;
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 150px;
    height: 82px;
    background: var(--azul);
    border-radius: 18px;
    margin-bottom: 18px;
}

.login-logo img {
    display: block;
    max-width: 118px;
    max-height: 52px;
    object-fit: contain;
}

.login-header h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--texto);
    margin-bottom: 4px;
}

.login-header p {
    font-size: 0.88rem;
    color: var(--cinza);
}

.login-card {
    background: var(--branco);
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
    border: 1px solid var(--borda);
}

.form-group {
    margin-bottom: 18px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--texto);
    margin-bottom: 6px;
}

.form-label.required::after {
    content: " *";
    color: var(--erro);
    font-weight: 800;
}

.form-input {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--borda);
    border-radius: 8px;
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--texto);
    background: var(--branco);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-input:focus {
    border-color: var(--azul);
    box-shadow: 0 0 0 3px rgba(4,101,140,0.12);
}

.form-input.erro {
    border-color: var(--erro);
}

.login-password-shell {
    position: relative;
}

.login-password-shell .form-input {
    padding-right: 82px;
}

.btn-toggle-pw {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    min-width: 66px;
    border: 0;
    border-radius: 8px;
    background: transparent;
    color: var(--azul);
    cursor: pointer;
    font: inherit;
    font-size: 0.78rem;
    font-weight: 800;
    padding: 8px 9px;
}

.btn-toggle-pw:hover,
.btn-toggle-pw:focus {
    background: var(--azul-light);
    outline: none;
}

.alerta-erro {
    background: var(--erro-bg);
    border: 1.5px solid #fca5a5;
    color: #991b1b;
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 0.88rem;
    margin-bottom: 18px;
    display: none;
}

.btn-login {
    width: 100%;
    padding: 12px;
    background: var(--azul);
    color: var(--branco);
    border: none;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    margin-top: 4px;
}

.btn-login:hover {
    background: var(--azul-dark);
    transform: translateY(-1px);
}

.btn-login:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 0.82rem;
    color: var(--cinza);
}

.login-links {
    text-align: center;
    margin-top: 16px;
}

.login-links a {
    color: var(--azul);
    font-size: 0.86rem;
    font-weight: 700;
    text-decoration: none;
}

.login-links a:hover {
    color: var(--azul-dark);
    text-decoration: underline;
}

.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255,255,255,0.4);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin-right: 8px;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.alerta-sucesso {
    display: none;
    background: #ecfdf5;
    color: #047857;
    border: 1px solid #a7f3d0;
    border-radius: 8px;
    padding: 12px 14px;
    margin-bottom: 18px;
    font-size: 0.9rem;
    font-weight: 600;
}

.login-info {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 11px 13px;
    margin-bottom: 18px;
    color: #475569;
    font-size: 0.9rem;
    font-weight: 600;
}

.senha-ajuda {
    display: block;
    margin-top: 6px;
    color: #64748b;
    font-size: 0.78rem;
}