@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=DM+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

/* Dark mode — visual principal del MVP */
:root{--ink:#eef5f1;--muted:#91a39b;--line:#293a34;--paper:#0d1513;--card:#14211d;--green:#7bd0ad;--green-dark:#183e35;--mint:#204b3d;--lime:#c8ed67;--yellow:#f2d98b;--shadow:0 18px 42px #00000035}
body{background:radial-gradient(circle at 80% 0%,#19382f 0,#0d1513 35%),var(--paper)}
.topbar{background:#0d1513d9;border-color:var(--line)}.brand-mark{background:var(--lime);color:#10211b}.pulse{background:var(--lime);box-shadow:0 0 0 4px #c8ed6720}.hero-note{border-color:#718d82}
.stat-card,.course-card,.search-box,.field-label select,.sort-label select{background:#14211d;border-color:var(--line);box-shadow:var(--shadow)}.stat-card.accent{background:linear-gradient(135deg,#1b4b3e,#15372f);border-color:#2b6655}
.stat-label,.stat-caption,.org,.card-bottom,.hero-lead,.results-toolbar,.field-label,.check-row{color:var(--muted)}.accent .stat-label,.accent .stat-caption{color:#b9ded0}.search-box input{color:var(--ink)}.search-box input::placeholder{color:#71847b}
.field-label select,.sort-label select{color:var(--ink)}.field-label select option,.sort-label select option{background:#14211d;color:var(--ink)}.tag{background:#20332d;color:#a9c1b7}.score{background:#245444;color:#c9f2df}.score.high{background:var(--lime);color:#17251d}
.course-card:hover{border-color:#4c9278;box-shadow:0 18px 42px #00000055}.active-chip{background:#173c31;border-color:#36735d;color:#aee4cd}.toggle{background:#40534b}.toggle-row input:checked+.toggle{background:var(--green)}
.button{background:var(--green-dark);color:#dff6eb;border:1px solid #4a977a}.course-dialog{background:#14211d;color:var(--ink)}.course-dialog::backdrop{background:#000000b3}.detail{border-color:var(--line)}.detail:nth-child(even){border-color:var(--line)}.dialog-description{color:#b2c3bc}.evidence-link{color:var(--green)}.footer{border-color:var(--line);color:var(--muted)}

:root{--ink:#16201d;--muted:#65736e;--line:#dfe7e3;--paper:#f7faf8;--card:#fff;--green:#2f6658;--green-dark:#1e4a40;--mint:#d8eee5;--lime:#c7e86b;--yellow:#f4df9c;--shadow:0 12px 30px #1e4a400d}
*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:'DM Sans',sans-serif}button,input,select{font:inherit}.shell{width:min(1180px,calc(100% - 48px));margin:auto}.topbar{height:70px;border-bottom:1px solid var(--line);background:#ffffffd9;backdrop-filter:blur(14px);position:sticky;top:0;z-index:5}.topbar-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk';font-weight:700;color:var(--ink);text-decoration:none}.brand-mark{display:grid;place-items:center;background:var(--ink);color:var(--lime);width:31px;height:31px;border-radius:9px;font-size:11px;letter-spacing:-.04em}.status-pill{font-family:'DM Mono';font-size:11px;color:var(--green);display:flex;gap:7px;align-items:center}.pulse{width:7px;height:7px;border-radius:50%;background:#7eb840;box-shadow:0 0 0 4px #7eb8401f}.hero{padding:70px 0 44px;display:flex;justify-content:space-between;gap:40px;align-items:flex-end}.eyebrow{font:500 11px 'DM Mono';letter-spacing:.1em;color:var(--green);margin:0 0 18px}.hero h1{font:600 clamp(38px,5vw,68px)/1.02 'Space Grotesk';letter-spacing:-.065em;margin:0;max-width:740px}.hero h1 em{color:var(--green);font-style:normal}.hero-lead{font-size:17px;line-height:1.55;color:var(--muted);max-width:650px;margin:23px 0 0}.hero-note{display:flex;flex-direction:column;gap:5px;width:195px;font-size:12px;color:var(--muted);padding:15px 0 2px;border-top:1px solid var(--ink)}.hero-note strong{color:var(--ink);font-size:13px}.spark{font-size:22px;color:var(--green);line-height:1}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:54px}.stat-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px 22px;box-shadow:var(--shadow)}.stat-card.accent{background:var(--green-dark);color:#fff;border-color:var(--green-dark)}.stat-label,.stat-caption{display:block;font:11px 'DM Mono';color:var(--muted)}.accent .stat-label,.accent .stat-caption{color:#b8d9cd}.stat-card strong{display:block;font:600 34px 'Space Grotesk';margin:8px 0 3px}.catalog-layout{display:grid;grid-template-columns:254px 1fr;gap:42px;align-items:start}.filters-panel{position:sticky;top:95px}.filter-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:17px}.filter-heading h2{font:600 21px 'Space Grotesk';margin:0}.text-button{border:0;background:none;color:var(--green);font-size:12px;cursor:pointer}.search-box{height:43px;border:1px solid var(--line);background:#fff;border-radius:10px;display:flex;align-items:center;padding:0 12px;gap:7px;color:var(--muted);margin-bottom:27px}.search-box input{border:0;outline:0;width:100%;font-size:13px;background:none}.search-box input::placeholder{color:#9aa6a1}.filter-group{border-top:1px solid var(--line);padding:21px 0}.filter-group h3{font:500 11px 'DM Mono';text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 14px}.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px 7px}.check-row{display:flex;gap:7px;align-items:center;font-size:12px;color:#41504a;cursor:pointer}.check-row input{accent-color:var(--green);margin:0}.field-label{font-size:11px;color:var(--muted);display:block;margin:12px 0}.field-label select,.sort-label select{display:block;width:100%;height:34px;border:1px solid var(--line);border-radius:7px;padding:0 8px;background:#fff;color:var(--ink);font-size:12px;margin-top:5px;outline-color:var(--green)}.toggle-row{display:flex;align-items:center;gap:8px;font-size:12px;margin:2px 0 22px;cursor:pointer}.toggle-row input{position:absolute;opacity:0}.toggle{width:29px;height:17px;border-radius:20px;background:#cbd5d0;position:relative;transition:.2s}.toggle:after{content:'';width:13px;height:13px;position:absolute;left:2px;top:2px;border-radius:50%;background:#fff;transition:.2s}.toggle-row input:checked+.toggle{background:var(--green)}.toggle-row input:checked+.toggle:after{transform:translateX(12px)}.score-filter output{font-size:12px;color:var(--green);float:right}.score-filter input{accent-color:var(--green);width:100%}.results-toolbar{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:15px;color:var(--muted);font-size:13px}.results-toolbar strong{color:var(--ink);font:600 17px 'Space Grotesk'}.sort-label{display:flex;align-items:center;gap:9px;font-size:12px}.sort-label select{width:170px;margin:0}.active-filters{min-height:12px;display:flex;flex-wrap:wrap;gap:7px;margin:15px 0}.active-chip{border:1px solid #b4d6c9;background:#edf8f3;color:var(--green-dark);border-radius:99px;padding:5px 9px;font-size:11px;cursor:pointer}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.course-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:19px;min-height:246px;display:flex;flex-direction:column;cursor:pointer;transition:.2s;box-shadow:0 6px 20px #1e4a4006}.course-card:hover{transform:translateY(-2px);border-color:#a6cabb;box-shadow:var(--shadow)}.card-top{display:flex;justify-content:space-between;gap:10px;align-items:start}.course-type{font:10px 'DM Mono';text-transform:uppercase;color:var(--green);letter-spacing:.05em}.score{font:600 12px 'DM Mono';color:var(--green-dark);background:var(--mint);border-radius:6px;padding:5px 7px;white-space:nowrap}.score.high{background:var(--lime)}.course-card h2{font:600 20px/1.13 'Space Grotesk';letter-spacing:-.035em;margin:15px 0 7px}.org{font-size:12px;color:var(--muted);margin:0}.card-tags{display:flex;flex-wrap:wrap;gap:5px;margin-top:16px}.tag{font-size:10px;color:#52615b;background:#f0f4f1;border-radius:4px;padding:4px 6px}.card-bottom{margin-top:auto;padding-top:18px;display:flex;justify-content:space-between;gap:10px;align-items:end;font-size:11px;color:var(--muted)}.card-price{color:var(--ink);font-weight:600}.duplicate-note{color:#a1772b}.empty-state{text-align:center;padding:80px 20px;color:var(--muted)}.empty-state span{font-size:34px;color:var(--green)}.empty-state h2{font:600 24px 'Space Grotesk';color:var(--ink);margin:10px 0}.button{background:var(--green);border:0;color:#fff;padding:10px 16px;border-radius:8px;cursor:pointer}.course-dialog{border:0;border-radius:18px;padding:0;width:min(650px,calc(100% - 30px));box-shadow:0 25px 80px #16201d40;color:var(--ink)}.course-dialog::backdrop{background:#16201d66;backdrop-filter:blur(3px)}.dialog-close{position:absolute;right:17px;top:12px;border:0;background:none;font-size:27px;color:var(--muted);cursor:pointer}.dialog-inner{padding:35px}.dialog-inner .eyebrow{margin-bottom:12px}.dialog-inner h2{font:600 31px/1.08 'Space Grotesk';letter-spacing:-.045em;margin:0 35px 9px 0}.dialog-org{color:var(--muted);font-size:14px}.dialog-score{display:inline-block;margin:20px 0 18px;background:var(--lime);padding:8px 10px;border-radius:7px;font:500 12px 'DM Mono'}.detail-grid{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--line);margin-top:5px}.detail{border-bottom:1px solid var(--line);padding:13px 10px 13px 0}.detail:nth-child(even){padding-left:10px;border-left:1px solid var(--line)}.detail label{display:block;color:var(--muted);font:10px 'DM Mono';text-transform:uppercase;margin-bottom:4px}.detail span{font-size:13px}.dialog-description{line-height:1.6;font-size:14px;color:#46554e}.evidence-link{display:inline-block;color:var(--green);font-size:13px;margin-top:20px}.footer{margin-top:90px;padding:24px 0;border-top:1px solid var(--line);color:var(--muted);font:10px 'DM Mono'}.footer .shell{display:flex;justify-content:space-between}@media(max-width:850px){.hero{display:block;padding-top:48px}.hero-note{margin-top:30px;width:100%}.stats{grid-template-columns:repeat(2,1fr);margin-bottom:38px}.catalog-layout{grid-template-columns:1fr;gap:25px}.filters-panel{position:static}.filter-group{padding:15px 0}.check-grid{grid-template-columns:repeat(3,1fr)}.cards{grid-template-columns:1fr}}@media(max-width:560px){.shell{width:calc(100% - 30px)}.topbar{height:60px}.status-pill{display:none}.hero h1{font-size:42px}.hero-lead{font-size:15px}.stats{gap:8px}.stat-card{padding:15px}.stat-card strong{font-size:28px}.results-toolbar{align-items:start;gap:12px;flex-direction:column}.sort-label{width:100%;justify-content:space-between}.sort-label select{width:180px}.check-grid{grid-template-columns:1fr 1fr}.footer .shell{display:block}.footer span{display:block;margin:5px 0}.detail-grid{grid-template-columns:1fr}.detail:nth-child(even){padding-left:0;border-left:0}}