*{box-sizing:border-box}body{margin:0;background:#f6f8fc;color:#17233b;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif}a{text-decoration:none;color:inherit}.top{height:78px;background:white;display:flex;align-items:center;justify-content:space-between;padding:0 max(5%,calc((100% - 1160px)/2));border-bottom:1px solid #e9edf5}.brand{font-weight:850;font-size:25px;color:#1245d9}.top nav{display:flex;gap:28px}.pill,.button{background:#194de2;color:white;padding:12px 22px;border-radius:13px;font-weight:700}.hero{padding:105px 20px 115px;text-align:center;background:radial-gradient(circle at 50% 20%,#263f81,#0d1934 68%);color:white}.eyebrow{font-size:12px;letter-spacing:2px;font-weight:800;color:#2ba9a7}.hero h1,.roomhero h1{font-size:clamp(42px,6vw,76px);line-height:1.1;letter-spacing:-2px;margin:20px 0}.hero h1 em{font-style:normal;color:#54d7d0}.hero p,.roomhero p{font-size:19px;max-width:660px;margin:0 auto 26px;color:#c5d0e5;line-height:1.65}.join{display:flex;max-width:530px;margin:26px auto 16px;background:white;padding:7px;border-radius:16px;box-shadow:0 15px 50px #0002}.join input{min-width:0;flex:1;border:0;padding:15px;font-size:16px;outline:none}.join button{background:#1b55e9;color:white;border:0;border-radius:11px;padding:15px 22px;font-weight:750;cursor:pointer}.hero small,.roomhero small{color:#b3c0d8}.section{max-width:1160px;margin:75px auto;padding:0 22px}.sectionhead{display:flex;justify-content:space-between;align-items:end;margin-bottom:25px}.section h2{font-size:32px;letter-spacing:-1px}.sectionhead a,.link{color:#1d57df;font-weight:700}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card{background:white;border:1px solid #e7ecf5;border-radius:20px;padding:26px;min-height:205px;box-shadow:0 8px 24px #11234708;transition:transform .15s}.card:hover{transform:translateY(-4px);border-color:#c4d5ff}.card h3{font-size:23px;margin:14px 0 8px}.card p{line-height:1.6;color:#65718a}.tag{display:inline-block;background:#e9f2ff;color:#1b58d8;padding:6px 10px;border-radius:8px;font-size:12px;font-weight:800}.thumb{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:12px}.band{text-align:center;background:#eaf0ff;padding:55px;border-radius:26px}.directory{background:#102149;color:white;text-align:center;padding:80px 20px 55px}.directory h1{font-size:58px;margin:15px}.directory p{color:#c4d1e8}.search{width:min(650px,100%);padding:18px 22px;border:0;border-radius:13px;font-size:16px;margin:25px 0}.filters{display:flex;justify-content:center;flex-wrap:wrap;gap:10px}.filters button{border:1px solid #50638b;background:transparent;color:white;padding:10px 18px;border-radius:50px;cursor:pointer}.filters .active{background:#2d64e8;border-color:#2d64e8}.roomhero{background:#102149;color:white;text-align:center;padding:55px 20px 85px}.roomhero h1{font-size:clamp(36px,5vw,60px)}.back{display:block;text-align:left;max-width:1100px;margin:0 auto 35px;color:#bfd1f4}.roomlayout{display:grid;grid-template-columns:2fr 1fr;gap:30px}.article,aside{background:white;padding:35px;border:1px solid #e7ecf5;border-radius:20px;line-height:1.8}.article h2{font-size:26px}.cover{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:14px}aside{align-self:start}.asideitem{display:block;padding:13px 0;border-bottom:1px solid #eee;color:#1d57df}footer{background:#101e3b;color:#b7c4df;padding:45px max(5%,calc((100% - 1160px)/2))}footer strong{font-size:22px;color:white}footer a{color:#76d7ee}[hidden]{display:none!important}@media(max-width:720px){.top{padding:0 16px}.top nav{display:none}.pill{font-size:13px;padding:10px}.hero{padding:70px 15px}.cards{grid-template-columns:1fr}.section{margin:45px auto}.roomlayout{grid-template-columns:1fr}.join button{padding:12px}.directory h1{font-size:40px}.sectionhead{align-items:center}.section h2{font-size:26px}}

/* Directorio por categorias */
.filters{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:24px}.filters button{white-space:nowrap}.filter-count{font-size:.78em;opacity:.72;margin-left:4px}.results-summary{color:#475569;margin:0 0 20px}.card[hidden]{display:none!important}

.card{padding:0;overflow:hidden;display:flex;flex-direction:column}.card .thumb{border-radius:0;width:100%;aspect-ratio:16/9;display:block}.card .tag{margin:20px 22px 0;align-self:flex-start}.card h3{margin:12px 22px 0}.card p{margin:12px 22px;flex:1}.card .link{margin:0 22px 24px}.channel-note{max-width:620px;margin:15px auto 25px!important;color:#dbeafe!important}.roomhero>.button{display:inline-block}.article p{line-height:1.85}.article h2{margin-top:32px}.article h3{margin-top:25px}

/* PuroChat v6: tarjetas fotográficas */
.cards{grid-template-columns:repeat(auto-fill,minmax(245px,1fr));gap:18px}
.card{border-radius:18px;box-shadow:0 7px 28px rgba(14,32,74,.06);transition:transform .18s ease,box-shadow .18s ease}
.card:hover{transform:translateY(-5px);box-shadow:0 15px 36px rgba(14,32,74,.13)}
.card .thumb{height:auto;aspect-ratio:16/9;object-fit:cover;background:#d9e3f5}
.card .tag{margin:16px 18px 0;border-radius:30px}
.card h3{font-size:21px;margin:10px 18px 0}
.card p{font-size:14px;margin:9px 18px 16px;line-height:1.65}
.card .link{margin:0 18px 20px;font-size:14px}
.roomlayout .cover{border-radius:16px;box-shadow:0 12px 32px rgba(12,29,65,.08)}
@media(max-width:720px){.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card h3{font-size:17px}.card p{font-size:13px}.card .tag{font-size:11px}.directory{padding:55px 15px 35px}.filters{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;padding-bottom:8px}.filters button{flex-shrink:0}}
@media(max-width:430px){.cards{grid-template-columns:1fr 1fr}.card p{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.card .tag{margin:10px 10px 0}.card h3{margin:8px 10px 0}.card p{margin:8px 10px 14px}.card .link{margin:0 10px 15px}}

/* Corrección de portadas: una sola imagen sin capas repetidas */
.card .thumb{display:block;width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;object-position:center;background:none;filter:none;box-shadow:none;margin:0;border:0;border-radius:0;}
.card .thumb::before,.card .thumb::after{content:none!important;}
.roomlayout .cover{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;filter:none;}