.river-root{background:#04080a}.river-canvas{position:absolute;left:0;top:0;width:100%;height:100%;z-index:0}.river-section{position:relative;z-index:1;min-height:860px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;box-sizing:border-box;pointer-events:none}.river-intro{text-align:center}.river-kicker{font-size:11px;letter-spacing:.34em;text-transform:uppercase;color:#5f7a72;margin-bottom:14px}.river-h1{font-family:Georgia,Times New Roman,serif;font-weight:400;font-size:40px;color:#e8e2d4;margin:0 0 18px}.river-lede{font-family:Georgia,serif;font-size:15.5px;line-height:1.7;color:#b3bcb4;max-width:480px;margin:0}.river-cue{margin-top:44px;font-size:10.5px;letter-spacing:.3em;text-transform:uppercase;color:#5f6f6b;animation:river-cue 2.6s ease-in-out infinite}@keyframes river-cue{0%,to{opacity:.35}50%{opacity:1}}@media (prefers-reduced-motion: reduce){.river-cue{animation:none}}.river-note{max-width:400px;background:#080d0eb8;border:1px solid rgba(58,74,76,.5);border-radius:12px;padding:18px 22px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.river-note h2{font-family:Georgia,serif;font-weight:400;font-size:20px;color:#e8e2d4;margin:0 0 8px}.river-note p{font-family:Georgia,serif;font-size:13.5px;line-height:1.65;color:#a9b3ab;margin:0 0 8px}.river-tier{font-size:11.5px!important;font-style:italic;color:#7e8f89!important;margin:0!important}.river-outro{text-align:center;justify-content:flex-start;padding-top:60px}.river-outro p{font-family:Georgia,serif;font-size:14.5px;line-height:1.7;color:#a9b3ab;max-width:420px}.river-fine{font-size:11px!important;color:#55655f!important;margin-top:28px}.river-glfail{position:fixed;bottom:20px;left:50%;transform:translate(-50%);color:#d8c99a;font-size:13px;z-index:2}.river-btn{pointer-events:auto;display:inline-block;margin-top:12px;background:#121c1cd1;border:1px solid rgba(122,152,142,.42);color:#cfd8cf;font-family:Georgia,serif;font-size:12px;letter-spacing:.14em;padding:11px 20px;min-height:42px;border-radius:999px;cursor:pointer;animation:river-btn-breathe 3.4s ease-in-out infinite}@keyframes river-btn-breathe{0%,to{box-shadow:0 0 #96beaa00;border-color:#7a988e6b}50%{box-shadow:0 0 14px 1px #96beaa29;border-color:#96b9a89e}}@media (prefers-reduced-motion: reduce){.river-btn{animation:none}}.river-btn:hover{border-color:#a5c3b4bf;color:#e6ece4}.river-lapse{position:fixed;bottom:16px;right:14px;z-index:3;margin-top:0;font-size:11px;padding:8px 14px;opacity:.95;background:#0e1616e6}.river-btn:disabled{opacity:.35;cursor:default}.river-hint{font-family:Georgia,serif;font-size:12.5px;font-style:italic;color:#7e8f89;margin-top:16px}.river-tall{min-height:1500px}.river-seg{display:flex;gap:6px;margin-top:12px;pointer-events:auto;flex-wrap:wrap;justify-content:center}.river-segbtn{background:#121c1cd1;border:1px solid rgba(122,152,142,.32);color:#9fb0a6;font-family:Georgia,serif;font-size:11px;letter-spacing:.1em;padding:9px 13px;min-height:42px;border-radius:999px;cursor:pointer}.river-segbtn.on{border-color:#c8dcbecc;color:#eef2e4;background:#22302ae6;box-shadow:0 0 12px 1px #aac8aa2e}.river-close{position:fixed;top:0;right:0;bottom:0;left:0;z-index:4;background:#030607e0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:24px;animation:river-fadein 2.4s ease-out}@keyframes river-fadein{0%{opacity:0}to{opacity:1}}@media (prefers-reduced-motion: reduce){.river-close{animation:none}}.river-close-line{font-family:Georgia,serif;font-size:27px;color:#e8e2d4;margin:0 0 12px}.river-close-sub{font-family:Georgia,serif;font-size:14.5px;line-height:1.7;color:#a9b3ab;max-width:420px;margin:0 0 14px}.river-close .river-tier{max-width:380px;margin-bottom:18px!important}.river-scrub{margin:14px 0 6px}.river-scrub label{display:block;font-family:Georgia,serif;font-size:13px;color:#a9b3ab;margin-bottom:8px}.river-scrub input[type=range]{width:100%;accent-color:#d4ff3a;background:transparent;pointer-events:auto}.river-scrub-val{display:block;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:#d4ff3a;margin-top:6px}.river-scrub-reset{margin-top:10px}