/* Login page — professional polish, existing brand colors */

.login-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem 1.5rem;
    background: linear-gradient(165deg, #f8f9fa 0%, #eef1f4 45%, #f8f9fa 100%);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

.login-card {
    background-color: #ffffff;
    border-radius: 12px;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow:
        0 1px 2px rgba(0, 0, 0, 0.04),
        0 8px 24px rgba(0, 0, 0, 0.08);
    padding: 2.25rem 2rem 2rem;
    position: relative;
    overflow: hidden;
}

.login-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #007bff, #0056b3);
}

.login-brand {
    text-align: center;
    margin-bottom: 1.75rem;
}

.login-brand .logo {
    max-width: 180px;
    height: auto;
    margin-bottom: 1rem;
    display: inline-block;
}

.login-brand .login-title {
    font-size: 1.375rem;
    font-weight: 600;
    color: #212529;
    margin: 0 0 0.35rem;
    letter-spacing: -0.02em;
}

.login-brand .login-subtitle {
    font-size: 0.875rem;
    color: #6c757d;
    margin: 0;
    font-weight: 400;
}

.login-card .alert {
    border-radius: 8px;
    font-size: 0.875rem;
    margin-bottom: 1.25rem;
    border: none;
}

.login-card .form-group {
    margin-bottom: 1.25rem;
}

.login-card label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.login-card .form-control {
    height: calc(1.5em + 1rem + 2px);
    padding: 0.5rem 0.875rem;
    font-size: 0.9375rem;
    border: 1px solid #ced4da;
    border-radius: 8px;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.login-card .form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.15);
}

.login-card .btn-primary {
    height: calc(1.5em + 1rem + 2px);
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: 8px;
    background-color: #007bff;
    border-color: #007bff;
    margin-top: 0.25rem;
    transition: background-color 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.login-card .btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.login-card .btn-primary:active {
    transform: translateY(1px);
}

.login-footer {
    text-align: center;
    margin-top: 1.75rem;
    padding-top: 0;
}

.login-footer p {
    margin: 0 0 0.35rem;
    font-size: 0.8125rem;
    color: #6c757d;
}

.login-footer a {
    color: #007bff;
    font-size: 0.8125rem;
    text-decoration: none;
    font-weight: 500;
}

.login-footer a:hover {
    color: #0056b3;
    text-decoration: underline;
}

@media (max-width: 480px) {
    .login-card {
        padding: 1.75rem 1.25rem 1.5rem;
    }

    .login-brand .logo {
        max-width: 150px;
    }
}