.ctu-main { padding: 26px 0 56px; background: linear-gradient(180deg, #f5f9ff 0%, #ffffff 32%, #ffffff 100%); color: #163451; }
.ctu-section { margin-top: 44px; }

.ctu-hero { display: grid; grid-template-columns: 1.05fr .95fr; gap: 22px; align-items: stretch; }
.ctu-tag { display: inline-block; padding: 6px 12px; border-radius: 999px; font-size: 13px; font-weight: bold; color: #0379ed; background: rgba(3, 121, 237, .1); }
.ctu-hero h1 { margin-top: 14px; font-size: 38px; line-height: 1.25; color: #0f2d49; }
.ctu-hero p { margin-top: 14px; line-height: 1.85; color: #5a7185; }
.ctu-badges { margin-top: 18px; display: flex; gap: 10px; flex-wrap: wrap; }
.ctu-badges span { border: 1px solid #d7e7f8; background: #fff; color: #3e6385; border-radius: 999px; padding: 6px 12px; font-size: 13px; }

.ctu-hero-right { border-radius: 12px; overflow: hidden; background: #fff; }
.ctu-hero-right img { width: 100%; height: 250px; object-fit: cover; display: block; }
.ctu-hero-note { padding: 12px 14px; color: #496986; font-size: 14px; border-top: 1px solid #e4edf8; }

.ctu-title { text-align: center; }
.ctu-title h2 { font-size: 30px; color: #112f4c; }
.ctu-title p { margin-top: 10px; color: #678094; }

.ctu-grid { margin-top: 20px; display: grid; gap: 14px; }
.ctu-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ctu-card { background: #fff; border: 1px solid #e4edf8; border-radius: 12px; padding: 16px; }
.ctu-card h3 { font-size: 19px; color: #12314f; }
.ctu-card p { margin-top: 8px; color: #5f748a; line-height: 1.8; }

.ctu-copy { border: 0; background: none; color: #0379ed; cursor: pointer; font-weight: bold; }
.ctu-copy:hover { text-decoration: underline; }
.ctu-toast { margin-top: 12px; min-height: 20px; text-align: center; color: #1d8744; font-size: 14px; }

.ctu-office { border-radius: 12px; background: #fff; padding: 18px; }
.ctu-office h2 { font-size: 23px; color: #143351; }

.ctu-office-content { margin-top: 12px; display: grid; grid-template-columns: .95fr 1.05fr; gap: 16px; align-items: center; }

.ctu-office-img { border-radius: 10px; overflow: hidden; border: 1px solid #dfeaf8; }
.ctu-office-img img { width: 100%; height: 165px; object-fit: cover; display: block; }
.ctu-office-text p { color: #58718a; line-height: 1.85; margin-bottom: 10px; }
.ctu-office-text ol { display: grid; gap: 10px; color: #4a6681; padding-left: 18px; }
.ctu-office-text li { line-height: 1.8; }

@media only screen and (max-width: 1280px) {
    .ctu-main { padding: 20px 16px 46px; }
}

@media only screen and (max-width: 992px) {
    .ctu-hero,
    .ctu-grid-3,
    .ctu-office-content { grid-template-columns: 1fr; }

    .ctu-hero h1 { font-size: 32px; }
}

@media only screen and (max-width: 768px) {
    .ctu-hero h1 { font-size: 27px; }
    .ctu-title h2 { font-size: 26px; }
}