:root{--bg:#090c10;--panel:#11161d;--panel2:#171e27;--line:#28303a;--text:#eef1f4;--muted:#929aa5;--accent:#ff3c38;--accent2:#ff6b67;--ok:#53d796;--warn:#f2bb4b;--shadow:0 18px 50px rgba(0,0,0,.28)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}a{color:inherit;text-decoration:none}button,input,select{font:inherit}button{cursor:pointer}.wrap{width:min(1180px,calc(100% - 34px));margin:0 auto}
.topbar{position:sticky;top:0;z-index:30;background:rgba(9,12,16,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{font-weight:900;letter-spacing:-.05em;font-size:24px}.brand span{color:var(--accent)}.brand.small{font-size:19px}nav{display:flex;gap:26px;color:#b8bec6;font-size:14px}nav a:hover{color:white}
.hero{padding:86px 0 74px;background:radial-gradient(circle at 82% 18%,rgba(255,60,56,.13),transparent 29%),linear-gradient(180deg,#0b0f14,#090c10)}.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:64px;align-items:center}.eyebrow{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.16em;margin-bottom:14px}h1{font-size:clamp(42px,7vw,78px);letter-spacing:-.055em;line-height:.97;margin:0 0 24px}h1 span{color:var(--accent)}h2{margin:0;font-size:clamp(28px,4vw,42px);letter-spacing:-.035em}.hero p,.section-copy,.principle-grid p{max-width:760px;color:#a8afb8;line-height:1.75;font-size:16px}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.primary,.secondary{padding:13px 18px;border-radius:8px;font-weight:800;font-size:14px}.primary{background:var(--accent)}.secondary{border:1px solid #303946;color:#d7dce2}.hero-card{border:1px solid var(--line);background:linear-gradient(145deg,#151b23,#0d1116);border-radius:18px;padding:26px;box-shadow:var(--shadow)}.status-row{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:13px}.dot,.scanner-led{width:9px;height:9px;background:var(--ok);border-radius:50%;box-shadow:0 0 15px rgba(83,215,150,.6);display:inline-block}.dot.error{background:var(--accent);box-shadow:none}.hero-stat{margin:30px 0 24px}.hero-stat strong{display:block;font-size:50px;letter-spacing:-.05em}.hero-stat span{color:var(--muted);font-size:13px}.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.mini-grid div{background:#0c1117;border:1px solid #202833;padding:14px;border-radius:9px}.mini-grid strong{display:block;font-size:20px}.mini-grid span{color:#7f8994;font-size:11px}
.categories,.scanner-section,.symptom-section,.newsletter{padding:78px 0}.section-heading{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:28px}.category-grid,.family-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.category-grid article,.family-grid article{background:var(--panel);border:1px solid #232b35;border-radius:14px;padding:24px}.category-icon{font-size:26px}.category-grid h3,.family-grid h3{margin:10px 0}.category-grid p,.family-grid p{color:#9ea7b1;line-height:1.55;font-size:14px}
.diagnostic-principle{padding:68px 0;background:#0b0f14;border-block:1px solid rgba(255,255,255,.05)}.principle-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:50px;align-items:center}.principle-grid p{margin:0}.standard-chip{color:#9ca4ae;border:1px solid var(--line);padding:9px 12px;border-radius:99px;font-size:12px}
.scanner-container{display:grid;grid-template-columns:.9fr 1.3fr;gap:18px;align-items:start}.scanner-panel,.diagnostic-result{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px;box-shadow:var(--shadow)}.scanner-panel{position:sticky;top:90px}.scanner-header{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;letter-spacing:.08em;display:flex;gap:9px;align-items:center;margin-bottom:15px}.database-info{margin-bottom:16px;padding:11px 13px;background:#0b0f14;border:1px solid #242d37;border-radius:8px;color:#8e96a1;font-size:13px}.database-info strong{color:var(--ok)}.search-mode{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-bottom:12px}.mode-btn{border:1px solid #303946;background:#0d1218;color:#9fa7b1;border-radius:8px;padding:9px}.mode-btn.active{border-color:var(--accent);color:white;background:rgba(255,60,56,.1)}.scanner-search{display:grid;grid-template-columns:1fr auto;gap:8px}.scanner-search input,.symptom-search-box input{min-width:0;background:#0b0f14;color:white;border:1px solid #303946;border-radius:9px;padding:14px 15px;outline:none}.scanner-search input:focus,.symptom-search-box input:focus{border-color:var(--accent)}.scanner-search button,.symptom-search-box button{border:0;background:var(--accent);color:white;border-radius:9px;padding:0 18px;font-weight:800}.mode-help{color:#77818c;font-size:11px;line-height:1.5;margin:8px 0 14px}.filters{display:flex;gap:7px;flex-wrap:wrap}.filter{border:1px solid #303946;color:#aeb5bd;background:#0d1218;border-radius:999px;padding:8px 10px;font-size:11px}.filter:hover,.filter.active{color:white;border-color:var(--accent);background:rgba(255,60,56,.1)}.subfilters{display:flex;gap:12px;margin-top:14px;flex-wrap:wrap}.subfilters label{display:flex;gap:7px;align-items:center;color:#7f8995;font-size:11px}.subfilters select{color:#dfe3e8;background:#0d1218;border:1px solid #303946;padding:7px 8px;border-radius:7px}
.result-meta{display:flex;justify-content:space-between;gap:20px;margin:2px 2px 14px;color:var(--muted);font-size:13px}.text-button{border:0;background:none;color:var(--accent2);padding:0}.results-grid{display:grid;gap:9px}.dtc-card{background:#0e141b;border:1px solid #232c36;border-radius:11px;padding:15px 16px;transition:.2s}.dtc-card:hover{transform:translateY(-1px);border-color:#573337;background:#151b23}.dtc-card-top{display:grid;grid-template-columns:105px 1fr auto;gap:14px;align-items:start}.dtc-code{color:var(--accent);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-weight:900;font-size:21px}.dtc-desc{color:#d9dde2;line-height:1.45;font-size:13px}.dtc-meta{color:#78828d;font-size:10px;margin-top:5px}.badge{border:1px solid #303946;color:#abb2bb;border-radius:999px;padding:6px 8px;font-size:9px;white-space:nowrap}.symptom-preview{display:flex;gap:5px;flex-wrap:wrap;margin:10px 0 0 119px}.symptom-tag{font-size:10px;color:#c7cdd4;background:#171e27;border:1px solid #2c3540;border-radius:999px;padding:5px 8px}.match-score{color:var(--warn);font-size:10px;font-weight:800}.empty-state{text-align:center;padding:60px 20px;border:1px dashed #29313b;border-radius:12px;color:#858e99}.empty-state strong{color:#dfe3e8;display:block;margin-bottom:5px}.pagination{display:flex;justify-content:center;gap:16px;align-items:center;margin-top:20px}.pagination button{color:#c2c8cf;background:#11161d;border:1px solid #2b333e;border-radius:8px;padding:8px 11px}.pagination button:disabled{opacity:.35;cursor:not-allowed}
.symptom-section{background:#0b0f14;border-top:1px solid rgba(255,255,255,.05)}.section-copy{margin-top:-12px;margin-bottom:22px}.symptom-chips{display:flex;gap:9px;flex-wrap:wrap}.symptom-chips button{background:#11161d;color:#c4cad1;border:1px solid #2b333e;border-radius:999px;padding:10px 13px}.symptom-chips button:hover{border-color:var(--accent);color:white}.symptom-search-box{display:grid;grid-template-columns:1fr auto;gap:9px;margin-top:18px;background:#11161d;border:1px solid #28303a;padding:14px;border-radius:13px}.symptom-search-box button{padding:0 18px}
.families-section{padding:68px 0}.family-letter{color:var(--accent);font-size:36px;font-weight:900}.newsletter{background:linear-gradient(135deg,#12171d,#0c1015)}.newsletter-box{border-left:3px solid var(--accent);padding-left:24px}.newsletter-box p{color:#9aa3ad;max-width:760px;line-height:1.6}
dialog{width:min(850px,calc(100% - 24px));max-height:88vh;overflow:auto;background:#11161d;color:white;border:1px solid #343d48;border-radius:16px;padding:28px;box-shadow:0 30px 90px rgba(0,0,0,.65)}dialog::backdrop{background:rgba(0,0,0,.74);backdrop-filter:blur(4px)}.dialog-close{position:absolute;right:15px;top:13px;border:0;background:none;color:#9ba3ad;font-size:29px}.detail-code{color:var(--accent);font-family:monospace;font-size:34px;font-weight:900}.detail-title{font-size:20px;margin:8px 36px 14px 0;line-height:1.4}.detail-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px}.detail-box{background:#0c1117;border:1px solid #242d37;padding:17px;border-radius:10px;margin-top:12px}.detail-box h4{margin:0 0 9px;color:#e9edf1}.detail-box p{margin:0;color:#9ca5af;line-height:1.6;font-size:14px}.detail-box ul{margin:8px 0 0;padding-left:20px;color:#a6afb9;line-height:1.65;font-size:14px}.rule-label{font-size:10px;color:var(--warn);text-transform:uppercase;letter-spacing:.08em;font-weight:800}
footer{border-top:1px solid #1f2630;padding:35px 0;background:#07090c}.footer-grid{display:flex;justify-content:space-between;gap:40px}footer p,.footer-note{color:#727c87;font-size:12px;line-height:1.6}.footer-note{max-width:600px;text-align:right}
@media(max-width:900px){.hero-grid,.principle-grid,.scanner-container{grid-template-columns:1fr}.scanner-panel{position:static}.category-grid,.family-grid{grid-template-columns:1fr 1fr}.section-heading{align-items:flex-start;flex-direction:column}}
@media(max-width:600px){nav{display:none}.hero{padding-top:58px}.category-grid,.family-grid{grid-template-columns:1fr}.scanner-search,.symptom-search-box{grid-template-columns:1fr}.scanner-search button,.symptom-search-box button{padding:12px}.dtc-card-top{grid-template-columns:1fr}.symptom-preview{margin-left:0}.result-meta,.footer-grid{flex-direction:column}.footer-note{text-align:left}}


/* =========================================
   BIBLIOTECA DE ARTÍCULOS
========================================= */
.category-link{
  display:inline-flex;
  margin-top:14px;
  color:var(--accent);
  font-weight:800;
  font-size:13px;
}
.category-link:hover{color:#fff}

.articles-section{
  padding:78px 0;
  background:#0b0f14;
  border-top:1px solid rgba(255,255,255,.05);
  border-bottom:1px solid rgba(255,255,255,.05);
}
.articles-intro{
  max-width:760px;
  margin-top:-10px;
  margin-bottom:42px;
}
.article-category{
  scroll-margin-top:90px;
  margin-top:52px;
}
.article-category:first-of-type{margin-top:28px}
.article-category-heading{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:18px;
}
.article-category-heading .category-icon{
  width:52px;height:52px;
  display:grid;place-items:center;
  background:#121820;
  border:1px solid #27313c;
  border-radius:12px;
  font-size:24px;
}
.article-category-heading span{
  display:block;
  color:var(--accent);
  font-size:11px;
  letter-spacing:.12em;
  font-weight:900;
  text-transform:uppercase;
  margin-bottom:3px;
}
.article-category-heading h3{
  margin:0;
  font-size:24px;
  letter-spacing:-.025em;
}
.article-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.article-card{
  background:var(--panel);
  border:1px solid #232b35;
  border-radius:14px;
  overflow:hidden;
  transition:.2s ease;
}
.article-card:hover{border-color:#3a3237;transform:translateY(-1px)}
.article-card[open]{grid-column:span 3;border-color:#463238}
.article-card summary{
  list-style:none;
  cursor:pointer;
  padding:22px;
  min-height:210px;
}
.article-card summary::-webkit-details-marker{display:none}
.article-kicker{
  color:#7f8994;
  font-size:10px;
  letter-spacing:.1em;
  font-weight:900;
}
.article-card h4{
  font-size:20px;
  margin:12px 0 9px;
  line-height:1.25;
  letter-spacing:-.02em;
}
.article-card summary p{
  color:#9ba4ae;
  line-height:1.55;
  font-size:13px;
  margin:0 0 18px;
}
.read-more{
  color:var(--accent);
  font-size:12px;
  font-weight:800;
}
.article-card[open] .read-more::after{content:" · cerrar"}
.article-content{
  border-top:1px solid #242d37;
  padding:8px 26px 26px;
  max-width:850px;
}
.article-content p{
  color:#b2bac3;
  line-height:1.75;
  font-size:15px;
}
.article-tip{
  margin-top:20px;
  padding:15px 17px;
  background:#0c1117;
  border-left:3px solid var(--accent);
  border-radius:7px;
  color:#abb4be;
  line-height:1.55;
  font-size:14px;
}
.article-tip strong{color:#fff}

@media(max-width:850px){
  .article-grid{grid-template-columns:1fr 1fr}
  .article-card[open]{grid-column:span 2}
}
@media(max-width:600px){
  .article-grid{grid-template-columns:1fr}
  .article-card[open]{grid-column:1}
  .article-card summary{min-height:auto}
  .article-category-heading h3{font-size:20px}
}