:root{
  --bg:#FAF7F2; --ink:#17140E; --muted:#6B6255; --line:#E7E0D3;
  --gold:#B8860B; --gold-deep:#8A6D1D; --card:#FFFFFF;
}
*{box-sizing:border-box;}
body{margin:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;}
h1,h2,h3{font-family:Georgia,'Times New Roman',serif;margin:0;}
a{color:var(--gold-deep);text-decoration:none;}
a:hover{color:var(--gold);}
button{font-family:inherit;cursor:pointer;}
input{font-family:inherit;}
.container{max-width:1160px;margin:0 auto;padding:0 32px;box-sizing:border-box;width:100%;}
.page-flex{width:100%;min-height:100vh;display:flex;flex-direction:column;}

/* header */
.site-header{position:sticky;top:0;z-index:20;background:rgba(250,247,242,0.92);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:76px;}
.brand{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-family:Georgia,serif;font-weight:700;font-size:19px;letter-spacing:0.02em;}
.brand-tag{font-size:11px;letter-spacing:0.16em;color:var(--gold-deep);font-weight:600;}
.header-nav{display:flex;align-items:center;gap:28px;font-size:14px;color:var(--muted);}
.header-nav .cta{background:var(--ink);color:#fff;padding:10px 18px;border-radius:999px;font-weight:600;}
.lang-btn{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 14px;font-size:13px;font-weight:700;letter-spacing:0.04em;color:var(--ink);}

/* hero */
.hero{padding:96px 0 64px;}
.hero .container{display:flex;flex-direction:column;align-items:center;text-align:center;gap:28px;}
.kicker{font-size:12px;letter-spacing:0.14em;font-weight:700;color:var(--gold-deep);background:#FBF1DC;border:1px solid #EDD9A6;padding:8px 16px;border-radius:999px;}
.hero-title{font-size:clamp(34px,5vw,64px);line-height:1.08;max-width:880px;}
.hero-sub{font-size:19px;line-height:1.55;color:var(--muted);max-width:640px;margin:0;}
.hero-form-wrap{width:100%;max-width:480px;display:flex;flex-direction:column;gap:10px;margin-top:12px;}
.form-success{background:#EFEAD9;border:1px solid var(--line);border-radius:12px;padding:18px 20px;font-size:15px;font-weight:600;color:var(--ink);}
.form-row{display:flex;flex-direction:column;gap:8px;text-align:left;}
.form-label{font-size:13px;font-weight:600;color:var(--muted);}
.form-fields{display:flex;gap:8px;flex-wrap:wrap;}
.form-fields input[type=email]{flex:1 1 220px;padding:14px 16px;border-radius:10px;border:1px solid var(--line);font-size:15px;background:#fff;}
.form-fields button{background:var(--gold-deep);color:#fff;border:none;border-radius:10px;padding:14px 22px;font-size:15px;font-weight:700;white-space:nowrap;}
.form-error{font-size:13px;color:#B4442E;}
.form-disclaimer{font-size:12px;color:var(--muted);}
.secondary-cta{font-size:14px;font-weight:600;color:var(--ink);border-bottom:2px solid var(--gold);padding-bottom:2px;margin-top:4px;display:inline-block;}

/* credibility strip */
.cred-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#F4EFE4;}
.cred-strip .container{display:flex;flex-wrap:wrap;justify-content:center;gap:40px;padding:22px 32px;}
.cred-item{font-size:13px;letter-spacing:0.03em;color:var(--ink);font-weight:600;text-align:center;}

/* generic section */
.section{padding:88px 0;}
.section-alt{padding:88px 0;background:#F4EFE4;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:640px;margin:0 auto 48px;text-align:center;display:flex;flex-direction:column;gap:14px;}
.section-head h2{font-size:clamp(26px,3vw,38px);}
.section-head p{font-size:16px;color:var(--muted);line-height:1.6;margin:0;}

.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}

.postulado-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column;gap:12px;}
.postulado-n{font-family:Georgia,serif;font-size:28px;color:var(--gold);font-weight:700;}
.postulado-card h3{font-size:18px;line-height:1.3;}
.postulado-card p{font-size:14.5px;color:var(--muted);line-height:1.6;margin:0;}

.book-card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;flex-direction:column;gap:14px;}
.book-cover{width:100%;aspect-ratio:2/3;border-radius:8px;background:repeating-linear-gradient(135deg,#EDE6D6,#EDE6D6 10px,#E4DAC2 10px,#E4DAC2 20px);border:1px dashed #C9BB99;display:flex;align-items:center;justify-content:center;text-align:center;padding:12px;}
.book-cover img{width:100%;height:100%;object-fit:cover;border-radius:7px;}
.book-cover span{font-size:12px;color:#9C8C63;font-weight:700;letter-spacing:0.04em;white-space:pre-line;}
.book-info{display:flex;flex-direction:column;gap:6px;flex-grow:1;}
.book-vol{font-size:11px;font-weight:700;color:var(--gold-deep);letter-spacing:0.06em;}
.book-info h3{font-size:16px;line-height:1.25;}
.book-info p{font-size:13px;color:var(--muted);line-height:1.5;margin:0;flex-grow:1;}
.book-cta{display:block;text-align:center;border:1px solid var(--ink);border-radius:8px;padding:10px 12px;font-size:13px;font-weight:700;}
.books-footnote{text-align:center;font-size:13px;color:var(--muted);margin-top:28px;}

.tag-pill{font-size:13px;font-weight:600;color:var(--ink);background:#F4EFE4;border:1px solid var(--line);padding:9px 16px;border-radius:999px;}
.tags-wrap{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;max-width:760px;margin-top:8px;}

.issue-card{display:flex;flex-direction:column;gap:10px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px;color:var(--ink);}
.issue-date{font-size:12px;font-weight:700;color:var(--gold-deep);letter-spacing:0.04em;}
.issue-title{font-size:15px;font-weight:600;line-height:1.4;}
.en-notice{max-width:520px;margin:0 auto;text-align:center;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:32px;}
.en-notice p{font-size:15px;color:var(--muted);line-height:1.6;margin:0;}

.recta{background:var(--ink);color:#fff;padding:72px 0;}
.recta .container{display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px;}
.recta h2{color:#fff;max-width:640px;font-size:clamp(24px,3vw,34px);}
.recta p{font-size:15.5px;color:#C9C2B2;max-width:560px;line-height:1.6;margin:0;}
.recta .cta{margin-top:8px;background:var(--gold);color:var(--ink);padding:14px 28px;border-radius:999px;font-weight:700;font-size:15px;}

.site-footer{padding:36px 0;margin-top:auto;}
.site-footer .container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);}

/* newsletter archive index */
.archive-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.archive-toolbar{display:flex;justify-content:center;margin-bottom:36px;}
.archive-toolbar input{width:100%;max-width:420px;padding:12px 16px;border-radius:10px;border:1px solid var(--line);font-size:15px;background:#fff;}

/* single newsletter article */
.article-head{padding:64px 0 8px;}
.article-edition{font-size:13px;font-weight:700;color:var(--gold-deep);letter-spacing:0.04em;}
.article-title{font-size:clamp(26px,4vw,42px);line-height:1.15;margin:14px 0 10px;}
.article-date{font-size:15px;color:var(--muted);font-style:italic;}
.article-body{padding:24px 0 80px;max-width:720px;margin:0 auto;}
.article-body h2,.article-body h3{margin-top:36px;margin-bottom:14px;color:var(--gold-deep);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-weight:700;}
.article-body h2{font-size:20px;}
.article-body h3{font-size:18px;}
.article-body p{font-size:17px;line-height:1.7;color:var(--ink);margin:0 0 20px;}
.article-nav{border-top:1px solid var(--line);padding-top:28px;margin-top:16px;display:flex;justify-content:space-between;gap:16px;font-size:14px;font-weight:600;}
.back-to-archive{max-width:720px;margin:0 auto;padding:0 0 12px;}

/* thank-you page */
.gracias{padding:140px 0;text-align:center;}
.gracias h1{font-size:clamp(28px,4vw,42px);margin-bottom:16px;}
.gracias p{font-size:17px;color:var(--muted);}

/* lang visibility: default to Spanish; JS toggles a class on <html>.
   Each bilingual string is wrapped in <span data-lang="es|en">; display:contents
   keeps the wrapper out of the box tree so it never breaks flex/grid parents. */
[data-lang]{display:none;}
[data-lang="es"]{display:contents;}
html.lang-en [data-lang="es"]{display:none;}
html.lang-en [data-lang="en"]{display:contents;}

@media (max-width:860px){
  .container{padding:0 20px;}
  .grid-3{grid-template-columns:1fr !important;}
  .grid-4{grid-template-columns:1fr 1fr !important;}
  .archive-grid{grid-template-columns:1fr !important;}
  .hero-title{font-size:40px !important;}
  .header-nav{display:none !important;}
  .article-nav{flex-direction:column;}
}
@media (max-width:560px){
  .grid-4{grid-template-columns:1fr !important;}
}