/* ===================================================================
   SERENNA — «Seis pilares» y «Fundación de los Círculos» (lote 3.65)
   Minimalista y cómodo para personas adultas: letra de 18 px, mucho aire,
   bordes finos y bloques desplegables. Prefijo sf-. Lo cargan la portada y la app.
   =================================================================== */
.sf-pil{display:grid;gap:16px;grid-template-columns:minmax(0,1fr);text-align:left;margin:22px 0 10px}
.sf-card,.sf-cargo{position:relative;background:#fff;border:2px solid #F0D9D5;border-radius:22px;padding:22px 22px 18px}
.sf-card h3,.sf-cargo h4{font-family:Georgia,'Times New Roman',serif;font-size:23px;line-height:1.2;margin:6px 0 4px;color:#1F3A5F}
.sf-n{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;background:#FBEDE8;color:#8A4B3C;font:700 18px Georgia,serif;border:2px solid #E7BBAF}
.sf-d{font-size:18px;color:#3C5676;margin:0 0 8px;font-style:italic}
.sf-card ul,.sf-mini ul{list-style:none;margin:0;padding:0}
.sf-card li{font-size:18px;line-height:1.45;padding:7px 0 7px 22px;border-top:1px solid #F3E6E2;color:#1F3A5F;position:relative}
.sf-card li:before{content:'';position:absolute;left:3px;top:17px;width:8px;height:8px;border-radius:50%;background:#DE8A99}
.sf-conecta{font-family:Georgia,'Times New Roman',serif;font-size:21px;line-height:1.55;color:#1F3A5F;max-width:760px;margin:22px auto 8px;text-align:center}
.sf-nota{font-size:17px;line-height:1.5;color:#3C5676;max-width:760px;margin:6px auto;text-align:center}
.sf-wrap{max-width:820px;margin:0 auto;text-align:left}
.sf-intro{font-size:19px;line-height:1.65;color:#1F3A5F;margin:0 0 18px}
.sf-det{background:#fff;border:2px solid #F0D9D5;border-radius:20px;margin:0 0 12px;overflow:hidden}
.sf-det>summary{list-style:none;cursor:pointer;padding:18px 54px 18px 22px;font:700 21px Georgia,'Times New Roman',serif;color:#1F3A5F;position:relative;min-height:60px;display:flex;align-items:center}
.sf-det>summary::-webkit-details-marker{display:none}
.sf-det>summary:after{content:'+';position:absolute;right:20px;top:50%;transform:translateY(-50%);width:30px;height:30px;border-radius:50%;border:2px solid #E7BBAF;color:#8A4B3C;text-align:center;line-height:26px;font:700 22px Inter,Arial,sans-serif}
.sf-det[open]>summary:after{content:'–'}
.sf-det>summary:focus-visible,.sf-mini>summary:focus-visible{outline:4px solid #E0B05C;outline-offset:-4px}
.sf-det-c{padding:2px 22px 20px;font-size:18px;line-height:1.6;color:#1F3A5F}
.sf-det-c p{margin:0 0 10px}
.sf-list{margin:0;padding:0 0 0 22px}
.sf-list li{margin:0 0 9px}
.sf-pasos{margin:0;padding:0;counter-reset:p;list-style:none}
.sf-pasos li{counter-increment:p;position:relative;padding:8px 0 12px 48px;border-top:1px solid #F3E6E2}
.sf-pasos li:first-child{border-top:0}
.sf-pasos li:before{content:counter(p);position:absolute;left:0;top:8px;width:34px;height:34px;border-radius:50%;background:#FBEDE8;border:2px solid #E7BBAF;color:#8A4B3C;font:700 18px Georgia,serif;text-align:center;line-height:30px}
.sf-sub{font:700 19px Georgia,serif;margin:16px 0 6px!important}
.sf-cargos{display:grid;gap:14px;grid-template-columns:minmax(0,1fr)}
.sf-cargo{border-radius:18px;padding:16px 18px}
.sf-eq{font-size:17px;color:#7A5410;margin:0 0 4px;font-style:italic}
.sf-m{font-size:18px;margin:0 0 6px!important}
.sf-mini>summary{cursor:pointer;font-weight:700;font-size:17px;color:#1F6F6A;padding:6px 0;list-style:none;min-height:44px;display:flex;align-items:center}
.sf-mini>summary::-webkit-details-marker{display:none}
.sf-mini>summary:before{content:'▸ ';margin-right:6px}
.sf-mini[open]>summary:before{content:'▾ '}
.sf-mini li{font-size:17px;line-height:1.5;padding:4px 0 4px 16px;position:relative}
.sf-mini li:before{content:'·';position:absolute;left:3px;font-weight:700}
.sf-estr{display:flex;flex-direction:column;align-items:stretch;gap:2px}
.sf-nivel{border:2px solid #F0D9D5;border-radius:16px;padding:12px 16px;background:#FFFDF8}
.sf-nivel b{display:block;font:700 20px Georgia,serif}
.sf-nivel span{font-size:18px}
.sf-flecha{text-align:center;color:#C98F7B;font-size:22px;line-height:1}
@media (min-width:760px){ .sf-pil{grid-template-columns:repeat(2,minmax(0,1fr))} .sf-cargos{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (min-width:1100px){ .sf-pil{grid-template-columns:repeat(3,minmax(0,1fr))} }
@media (max-width:420px){ .sf-det>summary{font-size:19px;padding-left:16px} .sf-det-c{padding:2px 14px 16px} .sf-card{padding:18px 16px 14px} }

/* Lote 3.66: logo circular de cada pilar (los dibujos de la usuaria), título centrado con el número en rosa. */
.sf-card{text-align:center;padding-top:20px}
.sf-logo{display:block;width:120px;height:120px;margin:0 auto 10px;border-radius:50%;object-fit:cover;border:3px solid #E7C98C;box-shadow:0 6px 16px rgba(201,143,123,.18);background:#FAF5EA}
.sf-card h3{margin-top:2px}
.sf-num{color:#C98F7B;font-weight:400}
.sf-card .sf-d{text-align:center}
.sf-card ul{text-align:left}
@media (min-width:1100px){ .sf-logo{width:132px;height:132px} }