*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --green: #00995D;
    --green-dark: #006B44;
    --green-light: #EAF8F1;
    --title: #0F172A;
    --text: #475569;
    --border: #E5E7EB;
    --bg: #F7F9FB;
}
body {
    font-family: 'Unimed Sans', system-ui, -apple-system, sans-serif;
    background: var(--bg);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    -webkit-font-smoothing: antialiased;
}
.login-bg {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, #0A1F1C 0%, #0D2B24 50%, #1A3D32 100%);
    z-index: 0;
}
.login-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 20% 50%, rgba(0,153,93,0.12) 0%, transparent 60%);
}
.login-card {
    position: relative;
    z-index: 1;
    background: #fff;
    border-radius: 20px;
    padding: 48px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.25);
}
.login-logo { text-align: center; margin-bottom: 32px; }
.login-logo img { height: 48px; margin-bottom: 16px; }
.login-logo h1 {
    font-size: 20px;
    font-weight: 700;
    color: var(--title);
    letter-spacing: -0.3px;
    margin-bottom: 4px;
}
.login-logo p { font-size: 15px; color: var(--text); margin: 0; }
.form-label { font-size: 14px; font-weight: 600; color: var(--title); margin-bottom: 6px; }
.form-control {
    border: 1.5px solid var(--border);
    border-radius: 12px;
    padding: 14px 16px;
    font-size: 16px;
    font-family: 'Unimed Sans', system-ui, sans-serif;
    color: var(--title);
    background: var(--bg);
    transition: all 0.2s ease;
}
.form-control:focus {
    border-color: var(--green);
    box-shadow: 0 0 0 3px rgba(0,153,93,0.12);
    background: #fff;
}
.form-control::placeholder { color: #94a3b8; }
.senha-wrapper { position: relative; display: flex; align-items: center; }
.senha-wrapper .form-control { padding-right: 48px; }
.senha-toggle {
    position: absolute;
    right: 4px;
    top: 4px;
    bottom: 4px;
    width: 40px;
    border: none;
    background: transparent;
    color: var(--text);
    cursor: pointer;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: color 0.2s;
}
.senha-toggle:hover { color: var(--green); }
.btn-login {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px;
    background: var(--green);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    font-family: 'Unimed Sans', system-ui, sans-serif;
    cursor: pointer;
    transition: all 0.25s ease;
}
.btn-login:hover {
    background: var(--green-dark);
    box-shadow: 0 8px 20px rgba(0,153,93,0.3);
    transform: translateY(-1px);
}
.btn-login i { font-size: 15px; }
.alert {
    border-radius: 12px;
    padding: 14px 18px;
    font-size: 14px;
    font-weight: 500;
    border: none;
}
.alert-danger { background: #FEF2F2; color: #DC2626; }
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.2s;
}
.back-link:hover { color: var(--green); }
.divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 24px 0;
    color: var(--border);
    font-size: 13px;
}
.divider::before, .divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
@media (max-width: 480px) { .login-card { padding: 32px 24px; } }