/* Institutional modules and navigation; kept separate to make future expansion safe. */
.main-nav{position:relative;z-index:5;display:flex;align-items:center;justify-content:space-between;width:min(100% - 48px,1120px);margin:auto;padding:20px 0}.nav-brand{color:#f9fcfb;font-size:1rem;font-weight:700;letter-spacing:.16em;text-decoration:none}.nav-links{display:flex;gap:24px}.nav-links a{color:#d2e3e2;font-size:.74rem;font-weight:600;text-decoration:none}.nav-links a:hover{color:#69d6ca}.nav-toggle{display:none}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.institutional{padding:112px 0 10px}.institutional>h2,.live-ocean h2{max-width:650px;margin:13px 0 15px;font:700 clamp(2rem,4vw,3.2rem)/1.13 "Playfair Display",Georgia,serif;letter-spacing:-.035em}.institutional>p,.live-ocean p{max-width:590px;color:#c7dddd;line-height:1.7}.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:35px}.pillars article,.feature-grid article{padding:23px;border:1px solid rgba(209,240,237,.16);border-radius:15px;background:rgba(255,255,255,.055)}.pillars b{display:block;color:#69d6ca;font:600 1.1rem "Playfair Display",Georgia,serif}.pillars small{display:block;margin-top:8px;color:#bad2d0;font-size:.81rem;line-height:1.5}.live-ocean{display:grid;grid-template-columns:1fr 1.12fr;gap:45px;align-items:center;margin-top:95px;padding:54px;border:1px solid rgba(105,214,202,.22);border-radius:22px;background:radial-gradient(circle at 90% 0,rgba(105,214,202,.17),transparent 40%),rgba(2,41,54,.35)}.equation{display:flex;align-items:center;justify-content:center;gap:8px}.equation span{display:flex;flex:1;min-width:0;min-height:112px;flex-direction:column;justify-content:center;padding:7px;border:1px solid rgba(255,255,255,.15);border-radius:11px;background:rgba(255,255,255,.06);font:600 .95rem "Playfair Display",Georgia,serif;text-align:center}.equation small{margin-top:5px;color:#b7cfce;font:500 .57rem "DM Sans",Arial,sans-serif}.equation b{color:#d7b566}.equation .result{border-color:rgba(105,214,202,.55);background:rgba(105,214,202,.15)}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:36px}.feature-grid article{min-height:160px;transition:transform .25s,border-color .25s}.feature-grid article:hover{transform:translateY(-4px);border-color:rgba(105,214,202,.5)}.feature-grid article>b{color:#d7b566;font:600 .67rem monospace}.feature-grid h3{margin:18px 0 8px;font:600 1.08rem "Playfair Display",Georgia,serif}.feature-grid p{margin:0;color:#bad2d0;font-size:.82rem;line-height:1.55}@media(max-width:700px){.main-nav{width:min(100% - 32px,600px);padding-top:16px}.nav-toggle{display:flex;flex-direction:column;gap:4px;padding:7px 0 7px 7px;border:0;background:transparent}.nav-toggle span:not(.sr-only){width:21px;height:1px;background:#f9fcfb}.nav-links{position:absolute;top:58px;right:0;display:none;flex-direction:column;gap:14px;padding:16px;border:1px solid rgba(255,255,255,.2);border-radius:12px;background:#063948;box-shadow:0 18px 45px rgba(2,41,54,.3)}.nav-links.is-open{display:flex}.institutional{padding-top:74px}.pillars,.feature-grid{grid-template-columns:1fr}.live-ocean{grid-template-columns:1fr;gap:27px;margin-top:68px;padding:28px 21px}.equation{gap:4px}.equation span{min-height:88px;padding:4px;font-size:.72rem}.equation small{font-size:.5rem}.equation b{font-size:.85rem}}