:root{--bg:#f4f7fa;--surface:#fff;--text:#17212b;--muted:#607080;--line:#dce4eb;--primary:#164f82;--success:#1f744f;--danger:#a12a2a;--special:#6a4a97;--unknown:#596674;--warning:#8b5f00}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;font-size:17px;line-height:1.55}button,input,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}.shell{width:min(1180px,calc(100% - 32px));margin:auto}
.topbar{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}.topbar-inner{min-height:68px;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;gap:12px;align-items:center}.brand-mark{width:44px;height:44px;object-fit:contain;flex:0 0 auto}.brand strong,.brand span{display:block}.brand span{font-size:.82rem;color:var(--muted)}.period-badge{background:#edf4fa;color:var(--primary);font-weight:800;border-radius:999px;padding:7px 12px;font-size:.86rem}
.hero{padding:46px 0 22px}.eyebrow,.section-kicker{text-transform:uppercase;letter-spacing:.08em;font-weight:900;color:var(--primary);font-size:.82rem}.hero h1{font-size:clamp(2.1rem,5vw,3.2rem);line-height:1.08;margin:8px 0 14px;max-width:900px}.hero>p{color:var(--muted);font-size:1.08rem;max-width:880px}.trust-note{display:flex;gap:10px;color:#405263;max-width:880px}.trust-note p{margin:0;font-size:.92rem}
.stepper{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:10px 0 24px}.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;display:flex;gap:12px;align-items:center}.step>span{width:34px;height:34px;border-radius:50%;background:#eaf2f8;color:var(--primary);display:grid;place-items:center;font-weight:900}.step strong,.step small{display:block}.step small{color:var(--muted)}
.setup-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:start}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;box-shadow:0 12px 34px rgba(20,45,70,.07)}.card h2{font-size:1.65rem;margin:5px 0 18px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}label>span{display:block;font-weight:800;margin-bottom:6px}input,select{width:100%;min-height:50px;border:1px solid var(--line);border-radius:12px;padding:0 13px;background:#fff}.context-box,.info-box,.global-message{border-radius:12px;padding:13px 14px;margin:14px 0;background:#eef5fa;border:1px solid #d4e4ef;color:#34536b;font-size:.92rem}
.section-title-row{display:flex;justify-content:space-between;align-items:end;gap:16px;margin:22px 0 12px}.section-title-row h3{margin:0}.section-title-row p{margin:3px 0 0;color:var(--muted);font-size:.9rem}.text-btn{border:0;background:none;color:var(--primary);font-weight:800}
.chip-row{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 14px}.chip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:7px 12px;min-height:38px}.chip.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.course-list{display:grid;gap:9px;max-height:620px;overflow:auto}.compact-list{max-height:430px}.course{border:1px solid var(--line);border-radius:13px;background:#fff;padding:13px 14px;display:grid;grid-template-columns:auto 1fr auto;gap:11px;align-items:center;text-align:left}.course.selected{background:#f2f7fb;border-color:var(--primary)}.check{width:25px;height:25px;border:2px solid #9babba;border-radius:8px;display:grid;place-items:center;color:#fff;font-weight:900}.course.selected .check{background:var(--primary);border-color:var(--primary)}.course-name{font-weight:800}.course-meta{display:block;color:var(--muted);font-size:.87rem}.course-credit{font-weight:850;color:var(--primary)}
.selection-summary{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:18px 0 8px}.selection-summary>div{background:#f8fafc;border:1px solid var(--line);border-radius:14px;padding:15px;text-align:center}.selection-summary strong{display:block;font-size:1.8rem;color:var(--primary)}.selection-summary span{color:var(--muted);font-size:.87rem}.primary-btn,.secondary-btn{min-height:50px;border-radius:12px;padding:0 18px;font-weight:850}.primary-btn{width:100%;background:var(--primary);color:#fff;border:1px solid var(--primary);margin-top:12px}.secondary-btn{background:#fff;border:1px solid var(--line)}
.results-wrap{margin:26px 0 110px;outline:none}.empty-state{background:#fff;border:1px dashed #b8c5d0;border-radius:18px;padding:48px 22px;text-align:center;color:var(--muted)}.empty-state h2{color:var(--text);margin:8px 0}.empty-icon{font-size:2.2rem}.results-top{display:flex;justify-content:space-between;align-items:end;gap:18px;margin-bottom:18px}.results-top h2{font-size:2rem;margin:5px 0}.results-top p{color:var(--muted);margin:0}
.summary-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.summary{background:#fff;border:1px solid var(--line);border-radius:14px;padding:15px;min-height:105px}.summary strong{display:block;font-size:1.5rem}.summary span{color:var(--muted);font-size:.86rem}.result-list{display:grid;gap:13px}.result-card{background:#fff;border:1px solid var(--line);border-left-width:5px;border-radius:14px;padding:18px}.result-card.ELIGIBLE{border-left-color:var(--success)}.result-card.BLOCKED{border-left-color:var(--danger)}.result-card.SPECIAL{border-left-color:var(--special)}.result-card.UNKNOWN{border-left-color:var(--unknown)}.result-card.WARNING{border-left-color:var(--warning)}.result-status{font-weight:900;font-size:.9rem}.result-card h3{margin:2px 0}.meta{color:var(--muted);font-size:.87rem}.reason-grid{display:grid;grid-template-columns:110px 1fr;gap:8px 14px;margin-top:14px}.reason-grid p{margin:0}.trace{margin-top:13px;border-top:1px solid #edf0f3;padding-top:10px}.trace summary{cursor:pointer;color:var(--muted);font-size:.82rem}.trace code{font-size:.78rem;color:#556473}.recommendation{margin-top:18px;background:#edf6fb;border:1px solid #d2e4ee;border-radius:16px;padding:20px;display:flex;gap:13px}.recommendation h3{margin:0}.recommendation p{margin:5px 0 0}
.mobile-bar{display:none;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);padding:10px 14px;z-index:30;box-shadow:0 -10px 26px rgba(30,50,70,.08)}.mobile-bar>div{display:flex;flex-direction:column}.mobile-bar span{font-size:.82rem;color:var(--muted)}.mobile-bar button{background:var(--primary);color:#fff;border:0;border-radius:11px;min-height:46px;padding:0 18px;font-weight:850}
[hidden]{display:none!important}@media(max-width:900px){body{font-size:16px}.shell{width:min(100% - 24px,760px)}.stepper,.setup-grid,.form-grid{grid-template-columns:1fr}.summary-cards{grid-template-columns:repeat(2,1fr)}.summary:last-child{grid-column:1/-1}.mobile-bar{display:flex;justify-content:space-between;align-items:center}}@media(max-width:520px){.period-badge{display:none}.card{padding:17px}.course{grid-template-columns:auto 1fr}.course-credit{grid-column:2}.results-top{flex-direction:column;align-items:start}.reason-grid{grid-template-columns:1fr}}

.rs-global-nav{width:min(1180px,calc(100% - 32px));margin:0 auto 10px;display:flex;gap:6px;flex-wrap:wrap}.rs-global-nav a{padding:7px 10px;border-radius:9px;color:#425160;font-size:.86rem;font-weight:700;text-decoration:none}.rs-global-nav a:hover,.rs-global-nav a.active{background:#edf4fa;color:#164f82}@media(max-width:700px){.rs-global-nav{overflow:auto;flex-wrap:nowrap;padding-bottom:4px}.rs-global-nav a{white-space:nowrap}}

.context-highlight{outline:3px solid #164f82!important;outline-offset:3px;box-shadow:0 0 0 6px rgba(22,79,130,.10)!important}
/* UAT-002 P1: navegación móvil unificada con Inicio */
.menu-btn{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;color:#18354d;border-radius:10px;min-width:44px;min-height:44px;font-size:1.2rem;cursor:pointer;touch-action:manipulation}
@media(max-width:1050px){
  .topbar-inner,.bar{position:relative}
  .menu-btn{display:block}
  .rs-global-nav{display:none;position:absolute;top:68px;left:12px;right:12px;width:auto;max-height:calc(100vh - 88px);overflow-y:auto;overflow-x:hidden;margin:0;background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px;box-shadow:0 16px 34px rgba(20,45,70,.12);flex-direction:column;align-items:stretch;z-index:60}
  .rs-global-nav.open{display:flex}
  .rs-global-nav a{display:block;min-height:44px;padding:12px;white-space:normal}
}