@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@200;400;700;800&display=swap');
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css');

:root {
    font-size: 100%;
    
    --font-main: 'Pretendard', sans-serif;
    --font-data: 'JetBrains Mono', monospace;

    --size-h1: 1.25rem;
    --size-body: 1rem;
    --size-meta: 0.75rem;
    --size-small: 0.625rem;
    --size-label: 0.6rem;
    --size-instruction: 0.7rem;

    --ls-wide: 0.25em;
    --ls-normal: 0.1em;
    --ls-tight: -0.01em;

    --lh-tight: 1.2;
    --lh-normal: 1.6;

    --color-bg: #0d1013;
    --color-text: #f1f1f1;
    --color-point: #e63946;
    --color-point-sub: #a8dadc;
    
    --op-high: rgba(241, 241, 241, 0.85);
    --op-mid: rgba(241, 241, 241, 0.5);
    --op-low: rgba(241, 241, 241, 0.15);
    --op-ghost: rgba(241, 241, 241, 0.05);

    --color-border: rgba(255, 255, 255, 0.06);
    --color-nav-bg: rgba(13, 16, 19, 0.95);
}

.archive-body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-main);
    margin: 0;
    padding: 0;
    overflow: hidden;
}

#archive-wrapper {
    display: flex;
    width: 100vw;
    height: 100vh;
    margin-top: 80px;
    border-top: none;
}

.column {
    display: flex;
    flex-direction: column;
    height: 100%;
    border-right: 1px solid var(--color-border);
    background-color: var(--color-bg);
    position: relative;
}

.section-index { flex: 2; }
.section-source { flex: 5; }
.section-extracted { flex: 5; border-right: none; }

.column-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--color-border);
    min-height: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.guide-instruction {
    font-size: var(--size-instruction);
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.4);
    word-break: keep-all;
    margin: 0;
    text-align: center;
}

.scroll-area {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
    position: relative;
}

.scroll-area::-webkit-scrollbar {
    width: 4px;
}

.scroll-area::-webkit-scrollbar-track {
    background: transparent;
}

.scroll-area::-webkit-scrollbar-thumb {
    background: var(--op-low);
    border-radius: 0;
    transition: background 0.3s;
}

.scroll-area::-webkit-scrollbar-thumb:hover {
    background: var(--op-mid);
}

.brand-item {
    font-family: var(--font-data);
    font-size: var(--size-meta);
    padding: 0.8rem 0;
    color: var(--op-mid);
    cursor: pointer;
    border-bottom: 1px solid var(--color-border);
    transition: all 0.3s ease;
    letter-spacing: var(--ls-normal);
    opacity: 0.5;
}

.brand-item:hover {
    color: var(--color-text);
    padding-left: 0.5rem;
}

.brand-item.active {
    color: var(--color-point);
    font-weight: 700;
    opacity: 1;
}

#terms-display {
    font-size: 0.9rem;
    line-height: 1.8;
    color: rgba(241, 241, 241, 0.8);
    white-space: pre-wrap;
    word-break: break-all;
    padding-bottom: 10rem;
}

.keyword-strict, .keyword-flexible {
    cursor: crosshair;
    transition: all 0.2s ease;
    padding: 0 2px;
}

.keyword-strict { color: var(--color-point); }
.keyword-flexible { color: var(--color-point-sub); }

.keyword-strict.extracted, .keyword-flexible.extracted {
    opacity: 0.2;
    filter: blur(1px);
}

.stage-area {
    flex: 1;
    position: relative;
    overflow: hidden;
    background-color: rgba(0, 0, 0, 0.2); /* 미세한 깊이감 */
}

.archived-item {
    position: absolute;
    white-space: nowrap;
    pointer-events: none;
    transition: left 1.2s cubic-bezier(0.19, 1, 0.22, 1), 
                top 1.2s cubic-bezier(0.19, 1, 0.22, 1), 
                transform 0.5s ease, 
                opacity 1s ease, 
                filter 1s ease;
    font-family: var(--font-data);
    transform: scale(1);
    transform-origin: center;
}

.archived-item.moving {
    transform: scale(1.5);
}

.archived-item.strict {
    color: var(--color-point);
    font-weight: 900;
    font-size: var(--size-body);
}

.archived-item.flexible {
    color: var(--color-point-sub);
    font-weight: 200;
    font-size: var(--size-meta);
}

.evaporate {
    opacity: 0;
    transform: translateY(-50px) scale(1.1);
    filter: blur(10px);
}

.loading-status, .placeholder-text {
    font-family: var(--font-data);
    font-size: var(--size-small);
    color: var(--op-low);
    text-align: center;
    margin-top: 2rem;
}

.column-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: center;
    background-color: var(--color-bg);
}

#finish-btn {
    background: none;
    border: 1px solid var(--op-low);
    color: var(--op-mid);
    font-family: var(--font-data);
    font-size: var(--size-label);
    padding: 0.8rem 1.5rem;
    cursor: pointer;
    letter-spacing: var(--ls-wide);
    transition: all 0.3s ease;
}

#finish-btn:hover {
    border-color: var(--color-point);
    color: var(--color-point);
}