/* Body Layouts */
/* Full Screen Blocks */
.block-section {
    position: relative;
    width: 100%;
}

/* 01. Manifesto Block (Split) */
.manifesto-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: 100vh;
}

.manifesto-visual {
    background-color: var(--color-bg-forest);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--color-accent);
}

.manifesto-content {
    background-color: var(--color-bg-cream);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--padding-x);
}

.manifesto-giant-text {
    font-family: var(--font-serif);
    font-size: 5vw;
    line-height: 1.1;
    color: var(--color-bg-forest);
}

.manifesto-sub-ko {
    margin-top: 40px;
    font-size: 1.2rem;
    line-height: 1.6;
    color: var(--color-text-main);
    opacity: 0.8;
}

/* 02. System Block (Grid) */
.system-block {
    background-color: var(--color-bg-forest);
    padding: var(--section-spacing) var(--padding-x);
    color: var(--color-text-light);
}

.system-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 60px;
}

.system-card {
    background-color: rgba(255, 255, 255, 0.05);
    /* Glass feel */
    padding: 40px;
    min-height: 60vh;
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(255, 255, 255, 0.1);
    /* For smooth hover */
    transition: transform 0.4s var(--ease-out-expo), background-color 0.3s;
}

/* Mobile Adaptation for System Block */
@media (max-width: 768px) {
    .system-grid {
        grid-template-columns: 1fr;
        /* Stack vertically */
        height: auto;
        /* Allow auto height */
    }

    .system-card {
        height: 60vh;
        /* Each card takes 60% of viewport */
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }
}

.system-card:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.sys-number {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    opacity: 0.5;
    margin-bottom: auto;
}

.sys-title-giant {
    font-family: var(--font-serif);
    font-size: 3rem;
    line-height: 1;
    margin-bottom: 20px;
}

.sys-desc {
    font-size: 1rem;
    opacity: 0.7;
    margin-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 20px;
}

.sys-desc-ko {
    font-size: 0.95rem;
    opacity: 0.5;
    margin-top: 12px;
}

/* =========================================
   Apply Section (Workspace Transfer)
   ========================================= */
.apply-week-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-bottom: 60px;
}

.apply-week-grid > div {
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: background-color 0.3s;
}

.apply-week-grid > div:hover {
    background: rgba(255, 255, 255, 0.1);
}

@media (max-width: 1024px) {
    .apply-week-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .apply-week-grid {
        grid-template-columns: 1fr;
    }
}