/* =========================================================================
   MSI — Landing (blueprint interaktif)
   Perpanjangan visual dari panel navy di halaman login: grid blueprint yang
   sama, kali ini hidup sebagai jaring titik inspeksi yang merespons kursor.
   Butuh base.css untuk token warna/tipografi.
   ========================================================================= */

.msi-hero {
    position: relative;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    isolation: isolate;
    background:
        radial-gradient(70% 60% at 50% 42%, rgba(56, 132, 200, 0.22), transparent 65%),
        linear-gradient(165deg, var(--msi-navy) 0%, var(--msi-navy-deep) 100%);
}

.msi-hero__canvas {
    position: absolute;
    inset: 0;
    z-index: 0;
    display: block;
}

.msi-hero__login {
    position: absolute;
    top: 1.75rem;
    right: 1.75rem;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    color: rgba(238, 243, 246, 0.7);
    text-decoration: none;
    padding: 0.5rem 0.9rem;
    border: 1px solid var(--msi-line-dark);
    border-radius: 999px;
    transition: color 0.25s var(--ease-out), border-color 0.25s var(--ease-out), background 0.25s var(--ease-out);
}

.msi-hero__login:hover {
    color: #eef3f6;
    border-color: rgba(24, 173, 193, 0.45);
    background: rgba(24, 173, 193, 0.08);
}

.msi-hero__login svg {
    transition: transform 0.25s var(--ease-out);
}

.msi-hero__login:hover svg {
    transform: translateX(2px);
}

.msi-hero__stage {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    text-align: center;
    pointer-events: none;
}

.msi-hero__mark {
    position: relative;
}

.msi-hero__mark::before {
    content: '';
    position: absolute;
    inset: -30% -10%;
    background: radial-gradient(closest-side, rgba(56, 132, 200, 0.28), transparent 72%);
    filter: blur(6px);
    z-index: -1;
}

.msi-hero__logo {
    display: block;
    width: clamp(280px, 40vw, 620px);
    height: auto;
    mask-image: linear-gradient(to bottom, #000 78%, transparent 93%);
    -webkit-mask-image: linear-gradient(to bottom, #000 78%, transparent 93%);
    filter: drop-shadow(0 18px 34px rgba(3, 10, 18, 0.55));
}

.msi-hero__tagline {
    margin: 0.6rem 0 0;
    font-family: var(--font-mono);
    font-size: clamp(0.72rem, 0.4vw + 0.6rem, 0.86rem);
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: rgba(238, 243, 246, 0.62);
}

@media (max-width: 560px) {
    .msi-hero__login {
        top: 1.1rem;
        right: 1.1rem;
        font-size: 0.76rem;
        padding: 0.4rem 0.75rem;
    }

    .msi-hero__tagline {
        letter-spacing: 0.22em;
    }
}

@media (prefers-reduced-motion: reduce) {
    .msi-hero__login,
    .msi-hero__login svg {
        transition: none;
    }
}