/* ─────────────────────────────────────────
   RESEARCH HERO (MIRRORS SOFTWARE HERO)
───────────────────────────────────────── */
#research-hero {
    position: relative;
    min-height: 80vh;
    padding-top: 200px;
    padding-bottom: 60px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    width: 100%;
}

.software-watermark {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.45em;
    color: #B0A99F;
    margin: 0 auto 32px auto;
}

.staggered-headline {
    line-height: 0.98;
    margin: 0;
}

.staggered-headline .line-1,
.staggered-headline .line-2,
.staggered-headline .line-3 {
    font-size: clamp(48px, 5vw, 88px);
    font-weight: 800;
    letter-spacing: -0.04em;
    color: #1d1d1f;
    display: block;
    white-space: nowrap;
}

.terminal-period {
    color: #0a0a0a;
}

/* ─────────────────────────────────────────
   THE CLINICAL BLOOM (HERO GRADIENT)
───────────────────────────────────────── */
.clinical-bloom {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    overflow: hidden;
    pointer-events: none;
}

.clinical-bloom > div {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.10;
    animation: clinicalDrift 15s infinite alternate ease-in-out;
    transform-origin: center center;
}

.node-rose {
    background-color: #ffc0cb;
    width: 60vw;
    height: 60vw;
    bottom: -20vh;
    right: -10vw;
}

.node-amber {
    background-color: #ffbf00;
    width: 50vw;
    height: 50vw;
    bottom: -10vh;
    right: 15vw;
    animation-delay: -5s !important;
}

.node-lavender {
    background-color: #e6e6fa;
    width: 55vw;
    height: 55vw;
    bottom: -30vh;
    right: 5vw;
    animation-delay: -10s !important;
}

@keyframes clinicalDrift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(-2vw, -2vh) scale(1.05); }
}

/* ─────────────────────────────────────────
   SECTION 2: METADATA & ABSTRACT
───────────────────────────────────────── */
#research-abstract {
    padding-bottom: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.metadata-strip {
    font-size: 12px;
    letter-spacing: 0.12em;
    color: #999999;
    margin-bottom: 32px;
}

.physical-threshold {
    border: none;
    height: 1px;
    background-color: #E8E4E0;
    margin-bottom: 64px;
    width: 200px;
}

/* ─────────────────────────────────────────
   SECTION 3: CONCEPTUAL GRID (SYSTEM CARDS)
───────────────────────────────────────── */
#conceptual-grid {
    padding-bottom: 120px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: left;
}

@media (max-width: 768px) {
    #conceptual-grid {
        grid-template-columns: 1fr;
        padding-left: 24px;
        padding-right: 24px;
    }
}

.system-card {
    position: relative;
    background-color: #FAFAFA;
    border-radius: 28px;
    padding: 40px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    transition: transform 400ms ease-out, box-shadow 400ms ease-out;
    cursor: default;
}

/* The Liquid Hover Mechanic */
.system-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
        rgba(255, 192, 203, 0.8) 0%, 
        rgba(255, 191, 0, 0.5) 40%, 
        rgba(230, 230, 250, 0.8) 80%
    );
    opacity: 0;
    filter: blur(24px);
    z-index: 1;
    transition: opacity 500ms ease-out;
    pointer-events: none;
}

.system-card:hover::before {
    opacity: 0.22;
}

.system-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}

.system-index, .system-name, .system-spec {
    position: relative;
    z-index: 2;
}

.system-index {
    font-size: 11px;
    letter-spacing: 0.3em;
    color: #a0a0a0;
    margin-bottom: 24px;
}

.system-name {
    font-size: clamp(22px, 2vw, 26px);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #1d1d1f;
    margin-bottom: 16px;
    white-space: nowrap;
}

.system-spec {
    font-size: 13px;
    font-weight: 400;
    line-height: 1.6;
    color: #777777;
}

/* ─────────────────────────────────────────
   SECTION 4: ARTIFACT ACCESS
───────────────────────────────────────── */
#artifact-access {
    position: relative;
    padding-top: 140px;
    padding-bottom: 140px;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
}

.vault-content {
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.vault-btn {
    display: inline-block;
    background-color: #000;
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    padding: 16px 36px;
    border-radius: 40px;
    margin-bottom: 24px;
    transition: transform 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

.vault-btn:hover {
    transform: scale(1.02);
}

.vault-doi {
    font-size: 11px;
    letter-spacing: 0.1em;
    color: #999999;
}