/* Split login screen: hero panel + sign-in form */

.login-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: calc(100vh - 11rem);
    padding: 1rem 0;
}

.login-card {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    width: 100%;
    max-width: 60rem;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--app-border);
    background: var(--app-surface);
    box-shadow: 0 1.25rem 3rem var(--app-shadow);
}

/* Hero / marketing panel */
.login-hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 1.25rem;
    padding: 2.75rem 2.5rem;
    color: #f3f7ff;
    background:
        radial-gradient(circle at 85% 10%, rgba(158, 197, 254, 0.25), transparent 45%),
        radial-gradient(circle at 5% 95%, rgba(117, 183, 152, 0.22), transparent 50%),
        linear-gradient(135deg, #16294a 0%, #1f3f7a 55%, #2b5cb8 100%);
}

.login-hero-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.05rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.login-hero-brand i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: 0.6rem;
    background: rgba(255, 255, 255, 0.14);
    font-size: 1.15rem;
}

.login-hero h1 {
    font-size: 1.6rem;
    font-weight: 700;
    line-height: 1.3;
    margin: 0;
}

.login-hero-tagline {
    color: rgba(243, 247, 255, 0.78);
    font-size: 0.92rem;
    margin: 0;
}

.login-hero-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: 0;
    margin: 0.25rem 0 0;
}

.login-hero-features li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.88rem;
    line-height: 1.45;
    color: rgba(243, 247, 255, 0.92);
}

.login-hero-features i {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.85rem;
    height: 1.85rem;
    border-radius: 0.5rem;
    background: rgba(255, 255, 255, 0.12);
    color: #cfe2ff;
    font-size: 0.95rem;
}

.login-hero-features strong {
    display: block;
    font-weight: 600;
}

.login-hero-footnote {
    margin: 0.5rem 0 0;
    font-size: 0.76rem;
    color: rgba(243, 247, 255, 0.55);
}

/* Sign-in panel */
.login-form-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2.75rem 2.5rem;
    background: var(--app-surface);
}

.login-form-panel h2 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--app-text-strong);
    margin-bottom: 0.25rem;
}

.login-form-subtitle {
    color: var(--app-text-muted);
    font-size: 0.88rem;
    margin-bottom: 1.75rem;
}

.login-form-panel .form-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--app-text-body);
}

.login-form-panel .input-group-text {
    background: var(--app-surface-muted);
    border-color: var(--app-border-strong);
    color: var(--app-text-subtle);
}

.login-form-panel .form-control {
    border-color: var(--app-border-strong);
}

.login-submit {
    padding-top: 0.55rem;
    padding-bottom: 0.55rem;
    font-weight: 600;
}

.login-form-footnote {
    margin-top: 1.5rem;
    font-size: 0.78rem;
    color: var(--app-text-subtle);
    text-align: center;
}

/* Responsive: stack hero above the form */
@media (max-width: 850px) {
    .login-screen {
        padding: 0.5rem 0;
    }

    .login-card {
        grid-template-columns: 1fr;
        max-width: 30rem;
    }

    .login-hero {
        padding: 2rem 1.75rem;
        gap: 1rem;
    }

    .login-hero h1 {
        font-size: 1.3rem;
    }

    .login-hero-features {
        gap: 0.6rem;
    }

    .login-form-panel {
        padding: 2rem 1.75rem;
    }
}