/* Contraste explícito: enlaces dentro de botones, controles y estados. */
:root{--text:#f4f7fc;--text-soft:#c6d3e5;--line:#627b98;--line-soft:#49627e;--teal:#61eed8;--amber:#ffd08a}
body{background:#0b1829;color:var(--text)}
.prose{color:#e0e8f4}.small,.art-meta,.back-link{color:#c6d3e5}
.prose a:not(.btn):not(.media-step){text-decoration-thickness:1px;text-underline-offset:4px}
.prose .btn-primary,.prose a.btn-primary{background:#61eed8;color:#062820;border-color:#61eed8}
.prose .btn-primary:hover{background:#9af5e5;color:#062820}
input::placeholder,textarea::placeholder{color:#b8c9dd;opacity:1}
select option{background:#0c1c30;color:#f4f7fc}
.quick a{color:#e5edf9;border-color:#627b98}.quick a:hover{border-color:#61eed8;background:#19344c}
.art-tag{color:#8af7e5;background:#183b46;border-color:#648b94}
.reading-track{position:fixed;inset:0 0 auto;height:3px;z-index:100;background:#152e45;pointer-events:none}
.reading-track span{display:block;height:100%;width:0;background:#61eed8}
.media-hero{margin:34px 0 40px;border:1px solid #6b849e;border-radius:22px;overflow:hidden;background:#101f34;box-shadow:0 22px 60px #020a1540}
.media-top{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:15px 22px;background:#172c45;border-bottom:1px solid #6b849e}
.media-top p{margin:0!important;color:#dbe8fa;font:12px ui-monospace,monospace;letter-spacing:.05em}
.media-label{color:#a5f7e8;font-size:12px}
.media-hero img{display:block;width:100%;height:auto;background:#101f34}
.media-hero figcaption{padding:17px 22px;color:#d9e7f7;font-size:.92rem;border-top:1px solid #526d89;line-height:1.6}
.media-lab{padding:24px;border-radius:20px;background:#eef4fa;color:#14283c;margin:34px 0;border:1px solid #c0d0df}
.prose .media-lab h2{color:#10283e;margin:0 0 10px}.media-lab>p{color:#304b65}
.media-lab .eyebrow{color:#225475}.media-tabs{display:flex;gap:10px;flex-wrap:wrap;margin:20px 0}
.media-step{padding:11px 16px;border:1px solid #536f89;border-radius:999px;background:#fff;color:#183c59;font-weight:600;min-height:46px}
.media-step[aria-pressed=true]{background:#163e60;color:#fff;border-color:#163e60}
.media-step:hover{box-shadow:0 4px 12px #132d4120}.media-step:focus-visible{outline:3px solid #005f80;outline-offset:3px}
.patch-flow{display:grid;grid-template-columns:1fr 36px 1fr 36px 1fr;align-items:center;gap:7px;margin:24px 0}
.flow-node{border:1px solid #6e879c;background:#fff;border-radius:14px;padding:20px 12px;text-align:center;min-width:0}
.flow-node svg{display:block;width:38px;height:38px;margin:0 auto 12px;fill:none;stroke:currentColor;stroke-width:1.6}
.flow-node b{display:block;font-size:1rem;color:#142f46}.flow-node small{display:block;font-size:.78rem;color:#415b72;margin-top:5px}
.flow-node.active{background:#d5f4ed;border:2px solid #246657;box-shadow:0 0 0 4px #24665712}
.flow-arrow{font-size:25px;text-align:center;color:#41617e}.media-explanation{border-left:3px solid #246657;padding:10px 16px;background:#e1edf5;color:#1e3c56;min-height:100px}
.media-explanation strong{color:#102e46}.media-lab .small{color:#3b556c}
.motion-row{display:flex;gap:14px;align-items:center;margin-top:18px;flex-wrap:wrap}.motion-toggle{background:#fff;color:#183c59;border:1px solid #536f89;border-radius:8px;padding:9px 14px;min-height:44px;font-size:.88rem}.motion-row .small{margin:0}
.media-lab.is-playing .flow-arrow{animation:signal-pass 2.4s ease-in-out infinite}.media-lab.is-playing .flow-arrow:nth-child(4){animation-delay:.8s}
.result{background:#263346;color:#f5f7fc;border-color:#ffd08a}.result .small{color:#e2eafa}
.action{transition:transform .18s ease,background .18s ease,box-shadow .18s ease}.action:hover{transform:translateY(-2px);box-shadow:0 8px 22px #020c2040}
.quick a{transition:transform .2s ease,background .2s ease,border-color .2s ease}.quick a:hover{transform:translateY(-3px)}
.result:not([hidden]){animation:result-enter .35s ease both}
.in-view{animation:section-enter .55s ease both}
.media-hero{animation:section-enter .65s ease both}
.patch-flow.stage-change .flow-node.active{animation:node-enter .4s ease both}
section[id]{scroll-margin-top:90px}
@keyframes signal-pass{0%,100%{opacity:.55;transform:translateX(-3px)}50%{opacity:1;transform:translateX(3px)}}
@keyframes section-enter{from{opacity:.5;transform:translateY(14px)}to{opacity:1;transform:none}}
@keyframes result-enter{from{opacity:.4;transform:translateY(8px)}to{opacity:1;transform:none}}
@keyframes node-enter{from{transform:scale(.97)}to{transform:scale(1)}}
@media(max-width:620px){.media-lab{padding:20px 16px}.media-top{padding:13px 16px;align-items:flex-start;flex-direction:column;gap:5px}.media-hero figcaption{padding:16px}.patch-flow{grid-template-columns:1fr;gap:9px}.flow-arrow{transform:rotate(90deg);font-size:23px;line-height:1}.flow-node{padding:15px;display:grid;grid-template-columns:42px 1fr;column-gap:12px;text-align:left;align-items:center}.flow-node svg{grid-row:span 2;margin:0}.flow-node small{margin:0}.media-tabs{gap:8px}.media-step{font-size:.85rem;padding:10px 12px}.media-explanation{min-height:0}.media-lab.is-playing .flow-arrow{animation:signal-down 2.4s ease-in-out infinite}@keyframes signal-down{0%,100%{opacity:.55;transform:rotate(90deg) translateX(-2px)}50%{opacity:1;transform:rotate(90deg) translateX(2px)}}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}.reading-track{display:none}}