:root {
    --bg-color: #ffffff;
    --text-primary: #111111;
    --text-secondary: #555555;
    --accent: #000000;
    --accent-hover: #333333;
    --card-bg: rgba(0, 0, 0, 0.02);
    --card-border: rgba(0, 0, 0, 0.08);
    --font-heading: 'Outfit', sans-serif;
    --font-logo: 'Helvetica Now Display Medium', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-body: 'Noto Sans KR', sans-serif;
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.03);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .badge {
    font-family: var(--font-heading);
}

/* Grain Noise Overlay */
.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 9999;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Header & Logo */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 5%;
    z-index: 1000;
    background: linear-gradient(to bottom, rgba(255,255,255,1) 0%, rgba(255,255,255,0) 100%);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-logo);
    font-weight: 500;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.logo:hover {
    opacity: 0.7;
}

.header-btn {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s ease;
}

.header-btn:hover {
    text-decoration: underline;
    text-underline-offset: 4px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

/* Base Layout */
.content-container {
    padding-bottom: 8rem;
    max-width: 1200px;
    margin: 0 auto;
}

.page-section {
    padding: 8rem 5% 4rem;
    max-width: 1000px;
    margin: 0 auto;
}

.first-section {
    padding-top: 2rem;
}

.first-section-no-hero {
    padding-top: 16rem;
}

/* Wave Canvas */
.wave-container {
    width: 100%;
    height: 50vh;
    min-height: 350px;
    margin-top: 4rem;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    -webkit-mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 70%);
    mask-image: radial-gradient(ellipse at center, rgba(0,0,0,1) 30%, rgba(0,0,0,0) 70%);
    opacity: 0.8;
}

#waveCanvas {
    width: 100%;
    height: 100%;
    display: block;
}

.text-center { text-align: center; }

/* Typography */
.section-title {
    font-size: 2.8rem;
    font-family: var(--font-body);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 3rem;
    letter-spacing: -0.02em;
    word-break: keep-all;
}

.section-content {
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 400;
}

.section-desc {
    font-size: 1.3rem;
    margin-bottom: 4rem;
    color: var(--text-primary);
    font-weight: 500;
    word-break: keep-all;
}

.text-large p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    word-break: keep-all;
}
.text-large strong { color: var(--text-primary); }

p {
    margin-bottom: 1.5rem;
}

.badge {
    display: inline-block;
    padding: 0.3rem 1rem;
    background: rgba(0, 0, 0, 0.05);
    color: var(--accent);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 1.5rem;
}

/* Modifiers */
.en-sub, .en-v-sub {
    display: block;
    font-family: var(--font-heading);
    font-weight: 400;
    font-size: 0.9rem;
    color: #888;
    margin-top: 0.4rem;
    letter-spacing: 0;
}

/* Editorial List Layout */
.editorial-list {
    margin-top: 2rem;
    border-bottom: 1px solid #eaeaea;
}

.editorial-item {
    display: flex;
    align-items: flex-start;
    gap: 4rem;
    padding: 3.5rem 0;
    border-top: 1px solid #eaeaea;
}

.ed-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 300;
    line-height: 1;
    color: #b0b0b0;
    width: 60px;
    flex-shrink: 0;
}

.ed-content {
    flex: 1;
}

.ed-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-body);
    color: var(--text-primary);
    margin-bottom: 1.2rem;
    letter-spacing: -0.02em;
    word-break: keep-all;
}

.ed-content p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 0;
    word-break: keep-all;
}

.ed-content ul {
    margin-top: 1.5rem;
    padding-left: 1.2rem;
}

.ed-content li {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.7;
    word-break: keep-all;
}

.ed-content li strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Footer Statement */
.footer-statement {
    padding-top: 12rem;
    padding-bottom: 6rem;
}

.statement-content {
    max-width: 800px;
    margin: 0 auto;
}

.statement-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

.highlight-p {
    font-size: 1.6rem !important;
    font-weight: 700;
    color: var(--text-primary);
    word-break: keep-all;
}

.final-slogan {
    margin-top: 5rem;
    padding-top: 3rem;
    border-top: 1px solid var(--card-border);
}

.final-slogan p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.eng-slogan {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.sub-slogan {
    font-size: 1rem;
    color: var(--text-secondary);
}

/* Animation */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Gallery */
.gallery-container {
    padding: 8rem 5% 4rem;
    max-width: 1300px;
    margin: 0 auto;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4rem 2rem; /* Larger gap to accommodate captions */
    width: 100%;
}

.gallery-item-wrapper {
    display: flex;
    flex-direction: column;
}

.gallery-caption {
    margin-top: 1.5rem;
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
    word-break: keep-all;
}

.gallery-caption strong {
    display: block;
    margin-bottom: 0.3rem;
    font-weight: 700;
    font-family: var(--font-body);
    color: var(--text-primary);
    font-size: 1.15rem;
}

.gallery-item {
    position: relative;
    width: 100%;
    padding-top: 100%; /* 1:1 Aspect Ratio */
    overflow: hidden;
    cursor: pointer;
}

.gallery-item img,
.gallery-item canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease, filter 0.3s ease;
}

.gallery-item:hover img,
.gallery-item:hover canvas {
    filter: brightness(0.9);
}

/* Application Grid (Masonry Layout) */
.app-grid {
    column-count: 4;
    column-gap: 2rem;
    width: 100%;
}

.app-item {
    width: 100%;
    margin-bottom: 2.5rem;
    break-inside: avoid;
    display: inline-block;
    transition: padding 0.25s ease-out, opacity 0.2s, transform 0.2s;
}

.app-item-media {
    border-radius: 6px;
    overflow: hidden;
    background: rgba(0,0,0,0.03);
}

.app-caption {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0.6rem 0.2rem 0;
    font-weight: 500;
    text-transform: capitalize;
}

/* Drag and Drop Styles */
.app-item[draggable="true"] {
    cursor: grab;
}

.app-item.dragging {
    opacity: 0.4;
    cursor: grabbing;
}

.app-item.drag-over-top {
    padding-top: 8rem;
    position: relative;
}

.app-item.drag-over-top::before {
    content: '';
    position: absolute;
    top: 1rem;
    left: 0;
    width: 100%;
    height: 6rem;
    background: rgba(0,0,0,0.03);
    border: 2px dashed rgba(0,0,0,0.1);
    border-radius: 6px;
    box-sizing: border-box;
}

.app-item.drag-over-bottom {
    padding-bottom: 8rem;
    position: relative;
}

.app-item.drag-over-bottom::after {
    content: '';
    position: absolute;
    bottom: 1rem;
    left: 0;
    width: 100%;
    height: 6rem;
    background: rgba(0,0,0,0.03);
    border: 2px dashed rgba(0,0,0,0.1);
    border-radius: 6px;
    box-sizing: border-box;
}

.app-item video,
.app-item img {
    width: 100%;
    height: auto;
    display: block;
    cursor: pointer;
    transition: filter 0.3s ease;
}

.app-item video:hover,
.app-item img:hover {
    filter: brightness(0.9);
}

/* Lightbox Modal */
.lightbox-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
}

.lightbox-modal.active {
    display: flex;
    justify-content: center;
    align-items: center;
}

.lightbox-content {
    margin: auto;
    display: block;
    max-width: 90vw;
    max-height: 85vh;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from {transform: scale(0.9); opacity: 0;}
    to {transform: scale(1); opacity: 1;}
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: var(--text-primary);
    font-size: 40px;
    font-weight: 300;
    transition: 0.2s ease;
    cursor: pointer;
    z-index: 10001;
}

.lightbox-close:hover,
.lightbox-close:focus {
    color: var(--text-secondary);
    text-decoration: none;
    transform: scale(1.1);
}

/* Responsive */
@media (max-width: 768px) {
    .editorial-item {
        flex-direction: column;
        gap: 1.5rem;
        padding: 2.5rem 0;
    }
    .app-grid {
        column-count: 2;
    }
    .ed-number { font-size: 2rem; }
    .section-title { font-size: 2.2rem; }
    .text-large p { font-size: 1.1rem; }
    .page-section { padding: 5rem 5% 2rem; }
    .first-section { padding-top: 8rem; }
    .eng-slogan { font-size: 2rem; }
}