:root {
    --login-bg-1: #f3f6ff;
    --login-bg-2: #f7fbf9;
    --login-ink: #172033;
    --login-muted: #5f6d86;
    --login-accent: #0c4f67;
    --login-accent-soft: #d9eef5;
}

.login-page {
    min-height: calc(100vh - 3rem);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.login-shell {
    font-family: 'Poppins', 'Segoe UI', sans-serif;
    flex: 1 0 auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.85rem;
    background:
        radial-gradient(circle at 12% 18%, #d8e9ff 0%, rgba(216, 233, 255, 0) 30%),
        radial-gradient(circle at 88% 82%, #dff4e8 0%, rgba(223, 244, 232, 0) 28%),
        linear-gradient(135deg, var(--login-bg-1), var(--login-bg-2));
    padding: 1.25rem;
}

.login-panel {
    border: 0;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 24px 50px rgba(20, 34, 58, 0.16);
    animation: loginFadeIn 420ms ease;
}

.login-brand {
    background: linear-gradient(165deg, #123a58 0%, #1d5a74 55%, #2d7797 100%);
    color: #eaf4ff;
    padding: 2.4rem;
    position: relative;
}

.login-brand::after {
    content: '';
    position: absolute;
    width: 180px;
    height: 180px;
    right: -70px;
    bottom: -70px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.12);
}

.login-brand h1 {
    font-size: clamp(1.75rem, 1.45rem + 0.9vw, var(--fyp-font-size-3xl));
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 0.8rem;
}

.login-brand p {
    color: rgba(234, 244, 255, 0.86);
    margin-bottom: 0;
}

.login-meta {
    margin-top: 1.5rem;
    padding: 0.95rem 1rem;
    border-radius: 0.8rem;
    background: rgba(255, 255, 255, 0.12);
    color: rgba(234, 244, 255, 0.9);
    font-size: var(--fyp-font-size-sm);
}

.login-form-wrap {
    background: #ffffff;
    padding: 2.4rem;
}

.login-title {
    color: var(--login-ink);
    font-size: clamp(1.4rem, 1.2rem + 0.6vw, var(--fyp-font-size-2xl));
    font-weight: 800;
    letter-spacing: -0.01em;
    margin-bottom: 0.35rem;
}

.login-subtitle {
    color: var(--login-muted);
    margin-bottom: 1.5rem;
}

.login-form .form-label {
    color: #22304b;
    font-weight: 650;
}

.login-form .form-control {
    border-radius: 0.75rem;
    border-color: #d6dfec;
    padding: 0.72rem 0.9rem;
}

.login-form .form-control:focus {
    border-color: #86b3c3;
    box-shadow: 0 0 0 0.2rem rgba(12, 79, 103, 0.15);
}

.btn-login {
    border: 0;
    border-radius: 0.75rem;
    padding: 0.72rem 1rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--login-accent), #166f8f);
}

.btn-login:hover {
    background: linear-gradient(135deg, #0a465d, #145f7b);
}

.setup-note {
    margin-top: 1rem;
    color: var(--login-muted);
    background: var(--login-accent-soft);
    border-radius: 0.75rem;
    padding: 0.7rem 0.8rem;
    font-size: var(--fyp-font-size-sm);
}

.setup-note a {
    color: #0d5f7b;
    font-weight: 700;
    text-decoration: none;
}

.setup-note a:hover {
    text-decoration: underline;
}

.activation-note {
    color: var(--login-muted);
    background: #eef5fb;
    border: 1px solid #d5e4f0;
    border-radius: 0.75rem;
    padding: 0.85rem 0.9rem;
    font-size: var(--fyp-font-size-sm);
}

.login-page-footer {
    margin-top: 0;
    color: var(--login-muted);
    font-family: 'Poppins', 'Segoe UI', sans-serif;
    font-size: var(--fyp-font-size-sm);
    text-align: center;
    padding: 0 0.75rem 0.9rem;
}

.login-page-footer strong {
    color: var(--login-ink);
    font-weight: 800;
}

.login-page-footer-credit {
    margin-top: 0.2rem;
    font-size: var(--fyp-font-size-xs);
}

@keyframes loginFadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 991.98px) {
    .login-shell {
        min-height: auto;
        padding: 0.75rem;
    }

    .login-brand,
    .login-form-wrap {
        padding: 1.5rem;
    }
}