@charset "UTF-8";
/* business.css — 기술사업 계열 정적 페이지 스타일 */

/* ── 사업 영역 카드 그리드 ─────────────────────────────────────────────── */
.area-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}
.area-card {
    background: white;
    border: 1px solid var(--border, #e5e7eb);
    padding: 36px 28px;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}
.area-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 4px; height: 100%;
    background: var(--primary, #0066cc);
    transform: scaleY(0);
    transition: transform 0.3s;
    transform-origin: bottom;
}
.area-card:hover::before { transform: scaleY(1); }
.area-card:hover { border-color: var(--primary, #0066cc); box-shadow: 0 8px 24px rgba(0, 102, 204, 0.08); }
.area-card-num {
    font-size: 11px; font-weight: 700; letter-spacing: 3px;
    color: var(--primary, #0066cc);
    margin-bottom: 12px;
}
.area-card-icon {
    width: 52px; height: 52px;
    background: #f0f5ff; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--primary, #0066cc); margin-bottom: 16px;
    transition: all 0.3s;
}
.area-card:hover .area-card-icon { background: var(--primary, #0066cc); color: white; }
.area-card-icon svg { width: 26px; height: 26px; }
.area-card h4 { font-size: 19px; font-weight: 800; color: #1a1a1a; margin-bottom: 8px; letter-spacing: -0.5px; }
.area-card p { color: var(--gray-text, #4a4a4a); font-size: 14.5px; line-height: 1.75; }
.area-card-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.area-card-tag {
    font-size: 12.5px; font-weight: 600;
    background: #f0f5ff; color: var(--primary, #0066cc);
    padding: 4px 10px;
    border: 1px solid rgba(0, 102, 204, 0.15);
}

/* ── R&D 연구 주제 그리드 ─────────────────────────────────────────────── */
.rnd-topic-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 40px;
}
.rnd-topic-item {
    background: white;
    border: 1px solid var(--border, #e5e7eb);
    padding: 28px 26px;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 20px;
    align-items: start;
    transition: all 0.3s;
}
.rnd-topic-item:hover { border-color: var(--primary, #0066cc); box-shadow: 0 4px 16px rgba(0, 102, 204, 0.06); }
.rnd-topic-icon {
    width: 48px; height: 48px;
    background: #f0f5ff; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: var(--primary, #0066cc); flex-shrink: 0;
    transition: all 0.3s;
}
.rnd-topic-item:hover .rnd-topic-icon { background: var(--primary, #0066cc); color: white; }
.rnd-topic-icon svg { width: 22px; height: 22px; }
.rnd-topic-body h4 { font-size: 17px; font-weight: 800; color: #1a1a1a; margin-bottom: 8px; letter-spacing: -0.3px; }
.rnd-topic-body p { color: var(--gray-text, #4a4a4a); font-size: 14px; line-height: 1.7; }
.rnd-status-badge {
    display: inline-block; margin-top: 10px;
    font-size: 11px; font-weight: 700; letter-spacing: 1px;
    padding: 3px 10px;
    background: transparent;
    border-radius: 2px;
}
.rnd-status-badge.ongoing { border: 1.5px solid var(--primary, #0066cc); color: var(--primary, #0066cc); }
.rnd-status-badge.planned { border: 1.5px solid #1a1a1a; color: #1a1a1a; }

/* ── 연구실적 수치 ───────────────────────────────────────────────────────── */
.achievement-numbers {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    margin-bottom: 40px;
    border: 1px solid var(--border, #e5e7eb);
}
.achievement-num-item {
    padding: 32px 20px;
    text-align: center;
    border-right: 1px solid var(--border, #e5e7eb);
    background: white;
    transition: background 0.2s;
}
.achievement-num-item:last-child { border-right: none; }
.achievement-num-item:hover { background: #f8f9fc; }
.achievement-num-value {
    font-size: 40px; font-weight: 800;
    color: var(--primary, #0066cc);
    line-height: 1; letter-spacing: -2px;
    font-family: Georgia, serif;
    margin-bottom: 8px;
}
.achievement-num-label { font-size: 14px; color: var(--gray-text, #4a4a4a); font-weight: 600; }

/* ── 실적 항목 리스트 ────────────────────────────────────────────────────── */
.achievement-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 40px; }
.achievement-item {
    display: grid;
    grid-template-columns: 120px 1fr auto;
    align-items: center;
    gap: 20px;
    background: white;
    border: 1px solid var(--border, #e5e7eb);
    border-left: 3px solid var(--primary, #0066cc);
    padding: 16px 24px;
    transition: all 0.2s;
}
.achievement-item:hover { background: #f8f9fc; }
.achievement-type {
    font-size: 11px; font-weight: 700; letter-spacing: 2px;
    color: var(--primary, #0066cc);
}
.achievement-title { font-size: 15px; font-weight: 600; color: #1a1a1a; line-height: 1.5; }
.achievement-year { font-size: 14px; color: #8a8d99; font-weight: 600; white-space: nowrap; }

/* ── 솔루션 카드 ─────────────────────────────────────────────────────────── */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 48px;
}
.solution-card {
    background: white;
    border: 1px solid var(--border, #e5e7eb);
    overflow: hidden;
    transition: all 0.3s;
}
.solution-card:hover { border-color: var(--primary, #0066cc); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0, 102, 204, 0.1); }
.solution-card-header {
    background: linear-gradient(135deg, #f0f5ff 0%, #e8f0fc 100%);
    padding: 32px 28px;
    border-bottom: 1px solid var(--border, #e5e7eb);
    position: relative;
}
.solution-card-num {
    font-size: 11px; font-weight: 700; letter-spacing: 3px;
    color: var(--primary, #0066cc); margin-bottom: 6px;
}
.solution-card-header h3 { font-size: 21px; font-weight: 800; color: #1a1a1a; letter-spacing: -0.5px; margin-bottom: 0; }
.solution-card-header h3 small {
    display: block; font-size: 14px; font-weight: 600; color: var(--gray-text, #4a4a4a);
    margin-top: 4px; letter-spacing: 0;
}
.solution-status {
    position: absolute; top: 20px; right: 20px;
    font-size: 11px; font-weight: 700; letter-spacing: 1px;
    padding: 4px 10px;
}
.solution-status.in-progress { background: #fff8e6; color: #b45309; border: 1px solid #fcd34d; }
.solution-status.available { background: #e4f5ec; color: #2d6a4f; border: 1px solid #86efac; }
.solution-card-body { padding: 24px 28px; }
.solution-card-body p { color: var(--gray-text, #4a4a4a); font-size: 14.5px; line-height: 1.75; margin-bottom: 16px; }
.solution-feature-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; }
.solution-feature-list li {
    display: flex; align-items: flex-start; gap: 8px;
    font-size: 14px; color: var(--gray-text, #4a4a4a); line-height: 1.5;
}
.solution-feature-list li::before {
    content: '';
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--primary, #0066cc);
    flex-shrink: 0; margin-top: 6px;
}

/* ── 반응형 ──────────────────────────────────────────────────────────────── */
/* 태블릿 (768px ~ 1023px) */
@media (min-width: 768px) and (max-width: 1023px) {
    .area-grid, .rnd-topic-grid, .solution-grid { grid-template-columns: 1fr; }
    .achievement-numbers { grid-template-columns: repeat(2, 1fr); }
    .achievement-num-item:nth-child(2) { border-right: none; }
    .achievement-num-item:nth-child(3) { border-top: 1px solid var(--border, #e5e7eb); }
    .achievement-item { grid-template-columns: 1fr auto; }
    .achievement-type { grid-column: 1 / -1; margin-bottom: -8px; }
}
/* 모바일 (~767px) */
@media (max-width: 767px) {
    .area-grid, .rnd-topic-grid, .solution-grid { grid-template-columns: 1fr; }
    .achievement-numbers { grid-template-columns: repeat(2, 1fr); }
    .achievement-num-item:nth-child(2) { border-right: none; }
    .achievement-num-item:nth-child(3) { border-top: 1px solid var(--border, #e5e7eb); }
    .achievement-item { grid-template-columns: 1fr; }
    .achievement-type { grid-column: 1 / -1; margin-bottom: -8px; }
    .achievement-year { text-align: left; }
}