html, body { margin: 0; padding: 0; font-family: 'Pretendard'; color: #192343; background: #fff; word-break: keep-all; overflow-wrap: break-word; min-width: 1200px; }

* { box-sizing: border-box; }

.about-wrap { max-width: 1200px; margin: 0 auto; padding: 60px 24px 90px; display: flex; align-items: flex-start; gap: 40px; }
.about-left { flex: 0 0 260px; min-height: 560px; padding: 8px 28px 0 0; border-right: 1px solid rgba(25, 35, 67, .12); display: flex; flex-direction: column; gap: 40px; }
.about-menu { display: flex; flex-direction: column; gap: 4px; }
.about-menu a { position: relative; display: block; padding: 11px 0 11px 16px; color: rgba(25, 35, 67, .78); text-decoration: none; font-size: 15px; font-weight: 500; border-radius: 8px; transition: .2s ease; }
.about-menu a:hover { color: #45B6B0; background: rgba(69, 182, 176, .08); }
.about-menu a.active { color: #45B6B0; font-weight: 700; background: rgba(69, 182, 176, .1); pointer-events: none; }
.about-menu a.active::before { content: ""; position: absolute; left: 0; top: 10px; bottom: 10px; width: 3px; border-radius: 99px; background: #45B6B0; }
.about-links { display: flex; flex-direction: column; gap: 12px; }
.about-links a { width: 190px; height: 74px; padding: 14px; border: 1px solid rgba(25, 35, 67, .12); border-radius: 12px; background: #fff; display: flex; align-items: center; justify-content: center; transition: .2s ease; }
.about-links a:hover { border-color: rgba(69, 182, 176, .45); box-shadow: 0 8px 20px rgba(25, 35, 67, .08); transform: translateY(-2px); }
.about-links img { width: 100%; height: 150%; object-fit: contain; display: block; }
.about-right { flex: 1; max-width: 820px; }

.link-title { margin: 0 0 2px; font-size: 13px; font-weight: 700; color: rgba(25, 35, 67, .45); }

.eyebrow { display: inline-block; margin-bottom: 8px; font-size: 13px; font-weight: 800; letter-spacing: .08em; color: #45B6B0; }

.ci-header { margin-bottom: 42px; }
.ci-header h1 { margin: 0; font-size: 38px; line-height: 1.2; font-weight: 800; color: #192343; }
.ci-header p { max-width: 720px; margin: 14px 0 0; font-size: 17px; line-height: 1.75; color: rgba(25, 35, 67, .68); }
.ci-hero { display: grid; grid-template-columns: 300px 1fr; gap: 34px; align-items: center; margin-bottom: 56px; padding: 34px; border: 1px solid rgba(25, 35, 67, .1); border-radius: 24px; background: linear-gradient(135deg, rgba(69, 182, 176, .08), rgba(25, 35, 67, .03)), #fff; }
.ci-logo-box { height: 220px; border-radius: 20px; background: #f5f8f9; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.ci-logo-box img { width: 82%; height: 82%; object-fit: contain; display: block; }
.ci-hero-text h2 { margin: 0 0 16px; font-size: 25px; line-height: 1.4; font-weight: 800; color: #192343; }
.ci-hero-text p { margin: 0; font-size: 16px; line-height: 1.85; color: rgba(25, 35, 67,.72); }
.ci-section { margin-top: 54px; }
.ci-section h2 { margin: 0 0 22px; font-size: 26px; font-weight: 800;  color: #192343; }
.ci-keywords { display: flex; flex-wrap: wrap; gap: 10px; }
.ci-keywords span { padding: 10px 16px; border-radius: 999px; background: rgba(69, 182, 176, .1); color: #258f89; font-size: 14px; font-weight: 700; }
.ci-concept-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.ci-concept-grid article { padding: 26px 22px; border: 1px solid rgba(25, 35, 67, .1); border-radius: 18px; background: #fff; box-shadow: 0 12px 30px rgba(25, 35, 67, .045); }
.ci-concept-grid strong { display: flex; width: 46px; height: 46px; margin-bottom: 18px; border-radius: 14px; background: rgba(69, 182, 176, .12); color: #45B6B0; align-items: center; justify-content: center; font-size: 22px; font-weight: 900; }
.ci-concept-grid h3 { margin: 0 0 10px; font-size: 18px; font-weight: 800; color: #192343; }
.ci-concept-grid p { margin: 0; font-size: 14px; line-height: 1.75; color: rgba(25, 35, 67, .68); }
.ci-download { margin-top: 70px; }
.ci-download-box { padding: 32px 36px; border-radius: 24px; background: linear-gradient(135deg, rgba(69, 182, 176, .08), rgba(25, 35, 67, .04)); border: 1px solid rgba(25, 35, 67, .08); display: flex; justify-content: space-between; align-items: center; gap: 30px; }
.ci-download-text h2 { margin: 0 0 10px; font-size: 24px; font-weight: 800; color: #192343; }
.ci-download-text p { margin: 0; font-size: 15px; line-height: 1.8; color: rgba(25, 35, 67, .7); }
.ci-download-btn { flex-shrink: 0; padding: 14px 28px; border-radius: 999px; background: #45B6B0; color: #fff; text-decoration: none; font-size: 15px; font-weight: 700; transition: all .2s ease; }
.ci-download-btn:hover { background: #35a39d; transform: translateY(-2px); box-shadow: 0 10px 20px rgba(69, 182, 176, .25); }

.color-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.color-card { padding: 22px; border: 1px solid rgba(25, 35, 67, .1); border-radius: 20px; background: #fff; box-shadow: 0 12px 30px rgba(25, 35, 67, .045); }
.color-box { width: 100%; height: 118px; margin-bottom: 18px; border-radius: 14px; }
.color-box.mint { background: #4CB8B4; }
.color-box.navy { background: #1A274C; }
.color-box.blue { background: #5365AF; }
.color-card h3 { margin: 0 0 6px; font-size: 20px; font-weight: 900; color: #192343; }
.color-card p { margin: 0 0 6px; font-size: 13px; font-weight: 700; color: rgba(25, 35, 67, .72); }
.color-card span { font-size: 13px; color: rgba(25, 35, 67, .62); }