/* Deep public-content system */
.tt-depth{padding:clamp(54px,7vw,92px) 0;background:#fff}
.tt-depth.alt{background:linear-gradient(180deg,#f7fbff 0%,#eef7fb 100%)}
.tt-depth .tt-kicker{display:inline-flex;align-items:center;gap:.45rem;font-size:.76rem;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:#0b7285;margin-bottom:12px}
.tt-depth .tt-kicker:before{content:"";width:28px;height:2px;background:#d49a18;border-radius:99px}
.tt-depth h2{max-width:900px;margin:0 0 14px;color:#0d2742;font-size:clamp(1.9rem,3vw,3rem);line-height:1.08}
.tt-depth .tt-intro{max-width:900px;color:#4d6479;font-size:1.05rem;line-height:1.78;margin:0 0 30px}
.tt-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.tt-grid.cols3{grid-template-columns:repeat(3,minmax(0,1fr))}
.tt-grid.cols4{grid-template-columns:repeat(4,minmax(0,1fr))}
.tt-panel{border:1px solid #d8e6ef;background:#fff;border-radius:18px;padding:24px;box-shadow:0 12px 32px rgba(13,39,66,.06)}
.tt-panel h3{margin:0 0 9px;color:#112e4a;font-size:1.15rem;line-height:1.25}
.tt-panel p,.tt-panel li{color:#52697e;line-height:1.7}
.tt-panel p:last-child{margin-bottom:0}
.tt-panel ul{padding-left:1.1rem;margin:10px 0 0}
.tt-step{position:relative;padding-left:64px;min-height:56px}
.tt-step .num{position:absolute;left:0;top:0;width:44px;height:44px;border-radius:14px;background:#fff3cc;color:#9b6b00;display:grid;place-items:center;font-weight:900;border:1px solid #f0d586}
.tt-checks{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 24px;margin-top:22px}
.tt-check{display:flex;gap:10px;align-items:flex-start;color:#425a70;line-height:1.62}
.tt-check:before{content:"✓";flex:0 0 25px;height:25px;border-radius:50%;display:grid;place-items:center;background:#e9fbf6;color:#087b61;font-weight:900;margin-top:1px}
.tt-faq{display:grid;gap:12px;margin-top:24px}
.tt-faq details{border:1px solid #d8e6ef;border-radius:14px;background:#fff;padding:0 18px}
.tt-faq summary{cursor:pointer;list-style:none;font-weight:800;color:#18344e;padding:17px 26px 17px 0;position:relative}
.tt-faq summary::-webkit-details-marker{display:none}
.tt-faq summary:after{content:"+";position:absolute;right:0;top:13px;font-size:1.45rem;color:#0d7185}
.tt-faq details[open] summary:after{content:"–"}
.tt-faq p{color:#52697e;line-height:1.72;padding:0 0 17px;margin:0}
.tt-callout{border-left:4px solid #d59b19;background:#fffaf0;border-radius:0 16px 16px 0;padding:20px 22px;color:#4f5f6f;line-height:1.72;margin-top:24px}
.tt-related{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.tt-related a{display:inline-flex;padding:10px 14px;border:1px solid #cfdee8;border-radius:999px;text-decoration:none;color:#15405f;background:#fff;font-weight:700;font-size:.91rem}.tt-related a:hover{border-color:#82b8cf;background:#f3fbff}
@media(max-width:900px){.tt-grid.cols4,.tt-grid.cols3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:650px){.tt-grid,.tt-grid.cols3,.tt-grid.cols4,.tt-checks{grid-template-columns:1fr}.tt-depth{padding:46px 0}.tt-panel{padding:20px}}