/* ===== TOKENS HEART · dirección AZUL-PRIMARIO ================================= */
:root{
  /* Azul del cerebro */
  --blue-900:#12182A; --blue-800:#27355E; --blue-700:#2A3E6B;
  --blue-600:#3F5E9E; --blue-500:#465892; --blue-400:#677ABA;
  --blue-300:#8A9BD7; --blue-200:#ADBBEB; --blue-100:#D3DCF7;
  /* Hueso / tinta / gris */
  --bone-000:#FFFFFF; --bone-050:#FAF8F5; --bone-100:#F3EFE9;
  --bone-200:#E7E0D6; --bone-300:#D8CFC2;
  --ink-800:#0E1E2B; --ink-600:#1B3A4E;
  --gray-700:#33424E; --gray-500:#6B7885; --gray-400:#95A1AC;
  /* Salmón: SOLO negativo/erosiona */
  --salmon:#F87985;

  /* Semánticos */
  --bg:var(--bone-050); --surface:var(--bone-000);
  --text:var(--gray-700); --text-strong:var(--ink-800); --text-muted:var(--gray-500);
  --accent:var(--blue-600); --accent-strong:var(--blue-800);
  --editorial:var(--blue-600); --editorial-soft:var(--blue-300);
  --link:var(--blue-700); --border:var(--bone-200); --border-strong:var(--bone-300);
  --focus:var(--blue-400);

  --font:'Montserrat',system-ui,-apple-system,'Segoe UI',sans-serif;
  --container:1240px; --gutter:24px;
  --r-sm:8px; --r-md:12px; --r-lg:18px; --r-pill:999px;
  --sh-sm:0 2px 8px rgba(14,30,43,.06);
  --sh-md:0 10px 30px rgba(14,30,43,.10);
  --sh-lg:0 24px 60px rgba(14,30,43,.16);
  --ease:cubic-bezier(.16,1,.3,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font); background:var(--bg); color:var(--text);
  font-size:16px; line-height:1.55; -webkit-font-smoothing:antialiased;
}
a{color:var(--link);text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px;border-radius:4px}
.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.eyebrow{
  font-size:.6875rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--editorial);
}

/* ===== MURO DE ACCESO ======================================================== */
.gate{
  position:fixed;inset:0;z-index:1100;background:var(--blue-900);
  display:grid;grid-template-columns:1.05fr 1fr;overflow:auto;
}
.gate__brand{
  position:relative;padding:56px 56px;color:#fff;display:flex;flex-direction:column;
  justify-content:flex-start;
  background:
    radial-gradient(120% 90% at 15% 10%, rgba(63,94,158,.55), transparent 60%),
    radial-gradient(90% 80% at 90% 90%, rgba(138,155,215,.28), transparent 55%),
    var(--blue-900);
}
.gate__brand .mark{font-weight:800;font-size:1.05rem;letter-spacing:-.01em;display:flex;align-items:center;gap:8px}
.mark-logo{height:1.05em;width:auto;display:inline-block}
.gate__hero{margin:auto 0}
.gate__brand .mark span{font-weight:300}
.gate__hero h1{
  font-size:clamp(2.2rem,3.4vw,3.2rem);font-weight:800;line-height:1.05;
  letter-spacing:-.02em;margin:0 0 18px;max-width:12ch;
}
.gate__hero p{color:var(--blue-100);max-width:44ch;font-weight:300;font-size:1.05rem}
.gate__meta{display:flex;gap:28px;color:var(--blue-200);font-size:.8rem;font-weight:500}
.gate__meta b{display:block;color:#fff;font-size:1.5rem;font-weight:800}
.ghostnum{
  position:absolute;right:-10px;bottom:-40px;font-size:22rem;font-weight:800;
  line-height:1;color:rgba(255,255,255,.03);pointer-events:none;user-select:none;
}
.gate__panel{background:var(--bone-050);display:flex;align-items:center;justify-content:center;padding:48px}
.card-auth{width:100%;max-width:400px}
.card-auth h2{color:var(--text-strong);font-size:1.5rem;font-weight:800;letter-spacing:-.01em;margin-bottom:6px}
.card-auth .sub{color:var(--text-muted);font-size:.9rem;margin-bottom:26px}
.field{margin-bottom:14px}
.field.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
label{display:block;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--gray-500);margin-bottom:6px}
input{
  width:100%;padding:12px 14px;border:1px solid var(--border-strong);border-radius:var(--r-sm);
  font-family:inherit;font-size:.95rem;color:var(--text-strong);background:#fff;transition:border-color .15s;
}
input:focus{border-color:var(--blue-400);outline:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;
  padding:13px 20px;border-radius:var(--r-pill);font-weight:700;font-size:.9rem;
  background:var(--accent);color:#fff;transition:background .18s,transform .18s;
}
.btn:hover{background:var(--accent-strong);transform:translateY(-1px)}
.btn.ghost{background:transparent;color:var(--link);border:1px solid var(--border-strong)}
.btn.ghost:hover{background:var(--bone-100);transform:none}
.legal{font-size:.72rem;color:var(--gray-400);margin-top:16px;line-height:1.5}
.demoflag{
  display:inline-block;margin-bottom:22px;font-size:.66rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--blue-700);background:var(--blue-100);
  padding:4px 10px;border-radius:var(--r-pill);
}
.verify{text-align:center}
.verify .env{
  width:64px;height:64px;border-radius:50%;background:var(--blue-100);color:var(--blue-700);
  display:grid;place-items:center;margin:0 auto 18px;font-size:1.6rem;
}
.verify .to{font-weight:700;color:var(--text-strong)}
.gate[data-step="verify"] .step-form,
.gate[data-step="form"] .step-verify{display:none}

/* ===== HEADER ================================================================ */
.site{display:none}
.site.on{display:block}
header.head{
  position:sticky;top:0;z-index:100;background:rgba(250,248,245,.86);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--border);
}
.head__in{display:flex;align-items:center;gap:24px;height:68px}
.wordmark{font-weight:800;font-size:1.02rem;letter-spacing:-.01em;color:var(--text-strong);white-space:nowrap}
.wordmark span{font-weight:300}
.wordmark small{display:block;font-size:.58rem;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--editorial);margin-top:1px}
.search{margin-left:auto;position:relative;flex:0 1 320px}
.search input{padding-left:38px;border-radius:var(--r-pill);background:#fff;font-size:.85rem}
.search svg{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--gray-400)}
.head__cta{font-size:.78rem;font-weight:600;color:var(--gray-500)}
.head__cta button{color:var(--link);font-weight:700}

/* ===== HERO / DESTACADA ====================================================== */
.hero{background:var(--blue-900);color:#fff;position:relative;overflow:hidden;display:grid;grid-template-columns:1fr 1fr;min-height:clamp(380px,40vw,540px)}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(70% 120% at 16% 0%, rgba(63,94,158,.42), transparent 55%);
}
.hero__text{position:relative;z-index:1;display:flex;align-items:center;padding:56px var(--gutter);padding-left:max(var(--gutter), calc((100vw - var(--container))/2 + var(--gutter)))}
.hero__text-inner{max-width:520px}
.hero__eyebrow{color:var(--editorial-soft)}
.hero h1{font-size:clamp(2.4rem,4vw,3.4rem);font-weight:800;line-height:1.04;letter-spacing:-.025em;margin:14px 0 16px}
.hero .lede{color:var(--blue-100);font-weight:300;font-size:1.1rem;max-width:46ch;margin-bottom:26px}
.hero .btn{width:auto}
.hero .btn svg{width:16px;height:16px}
.hero__photo{
  position:relative;z-index:1;background:#12182A center/cover no-repeat;
  border-left:1px solid rgba(250,248,245,.34);cursor:pointer;
}
.feature-card .ghostnum{font-size:14rem;right:-6px;bottom:-30px;color:rgba(255,255,255,.05)}
.feature-card .chip{position:relative;z-index:1}
.feature-card h3{position:relative;z-index:1;font-size:1.7rem;font-weight:800;line-height:1.1;letter-spacing:-.01em;margin:14px 0 8px;color:#fff}
.feature-card p{position:relative;z-index:1;color:var(--blue-100);font-size:.92rem;font-weight:300;margin-bottom:18px}
.feature-card .foot{position:relative;z-index:1;display:flex;justify-content:space-between;align-items:center;font-size:.75rem;color:var(--blue-200);font-weight:500}
.chip{
  display:inline-block;font-size:.66rem;font-weight:700;letter-spacing:.05em;color:#fff;
  padding:5px 12px;border-radius:var(--r-pill);
}

/* ===== TOOLBAR (filtros) ===================================================== */
.toolbar{border-bottom:1px solid var(--border);background:var(--bone-050);position:sticky;top:68px;z-index:60}
.toolbar__in{display:flex;align-items:center;gap:10px;padding:16px 0;overflow-x:auto;scrollbar-width:none}
.toolbar__in::-webkit-scrollbar{display:none}
.filter{
  white-space:nowrap;font-size:.8rem;font-weight:600;color:var(--gray-500);
  padding:8px 16px;border-radius:var(--r-pill);border:1px solid var(--border-strong);
  background:#fff;transition:all .15s;
}
.filter:hover{border-color:var(--blue-400);color:var(--blue-700)}
.filter[aria-pressed="true"]{background:var(--blue-800);border-color:var(--blue-800);color:#fff}
.toolbar__count{margin-left:auto;white-space:nowrap;font-size:.78rem;color:var(--gray-400);font-weight:500}

/* ===== GRID ================================================================= */
.grid-wrap{padding:44px 0 88px}
.grid-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:22px}
.grid-head h2{font-size:1.4rem;font-weight:800;color:var(--text-strong);letter-spacing:-.01em}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rcard{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);
  overflow:hidden;cursor:pointer;transition:box-shadow .2s var(--ease),transform .2s var(--ease),border-color .2s;
  display:flex;flex-direction:column;
}
.rcard:hover{box-shadow:var(--sh-md);transform:translateY(-3px);border-color:var(--border-strong)}
.cover{
  aspect-ratio:2/1;background:#12182A center/cover no-repeat;
}
.cover .cnum{position:absolute;right:6px;top:-24px;font-size:8rem;font-weight:800;line-height:1;color:rgba(255,255,255,.10);pointer-events:none}
.cover .clabel{position:relative;z-index:1;font-size:.66rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.9)}
.rcard__body{padding:16px 18px 20px;display:flex;flex-direction:column;flex:1}
.rcard__meta{display:flex;gap:10px;align-items:center;font-size:.7rem;color:var(--gray-400);font-weight:600;margin-bottom:8px}
.rcard__meta .ed{color:var(--blue-700)}
.rcard h3{font-size:1.08rem;font-weight:700;color:var(--text-strong);line-height:1.22;letter-spacing:-.01em;margin-bottom:8px}
.rcard p{font-size:.83rem;color:var(--text-muted);line-height:1.5;flex:1}
.rcard__tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.tag{font-size:.66rem;font-weight:600;color:var(--blue-700);background:var(--blue-100);padding:3px 9px;border-radius:var(--r-pill)}
.empty{text-align:center;padding:60px 20px;color:var(--gray-400)}
.pager{display:flex;align-items:center;justify-content:center;gap:18px;margin-top:44px}
.pgbtn{font:var(--fw-bold) var(--fs-small) var(--font-sans);padding:11px 22px;border-radius:var(--r-pill);border:1px solid var(--border-strong);background:var(--surface);color:var(--text-strong);cursor:pointer;transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.pgbtn:hover:not([disabled]){background:var(--editorial);border-color:var(--editorial);color:#fff}
.pgbtn[disabled]{opacity:.4;cursor:default}
.pgnum{font:var(--fw-semibold) var(--fs-small) var(--font-sans);color:var(--text-muted);letter-spacing:.02em}

/* ===== FOOTER ================================================================ */
footer.foot{background:var(--ink-800);color:#fff;padding:52px 0 40px}
.foot__in{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap}
.foot .wordmark{color:#fff}
.foot .wordmark small{color:var(--editorial-soft)}
.foot__brand{max-width:560px}
.foot__logo{height:40px;width:auto;display:block;margin-bottom:18px}
.foot p{color:#B9C6D0;font-size:.82rem;max-width:52ch;margin-top:10px;font-weight:300;line-height:1.6}
.foot a{color:#fff;font-weight:600;font-size:.85rem}
.foot__links{display:flex;gap:32px;flex-wrap:wrap}
.foot__links b{display:block;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--editorial-soft);margin-bottom:10px;font-weight:700}
.foot__links a{display:block;color:#B9C6D0;font-weight:400;margin-bottom:6px}
.foot__links a:hover{color:#fff}
.foot__bar{margin-top:38px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:.72rem;color:#8899a5}

/* ===== FICHA / LECTOR (modal) =============================================== */
.reader{position:fixed;inset:0;z-index:1000;display:none}
.reader.on{display:block}
.reader__scrim{position:absolute;inset:0;background:rgba(11,22,33,.55);backdrop-filter:blur(3px)}
.reader__panel{
  position:absolute;top:0;right:0;height:100%;width:min(560px,100%);background:var(--bone-050);
  box-shadow:var(--sh-lg);overflow-y:auto;animation:slidein .3s var(--ease);
}
@keyframes slidein{from{transform:translateX(30px);opacity:.6}to{transform:none;opacity:1}}
.reader__cover{padding:32px 32px 26px;color:#fff;position:relative;overflow:hidden;background:#12182A center/cover no-repeat}
.reader__cover::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,22,33,.2),rgba(11,22,33,.82));z-index:0}
.reader__cover .cnum{position:absolute;right:0;top:-30px;font-size:11rem;font-weight:800;color:rgba(255,255,255,.08);line-height:1}
.reader__cover .chip{position:relative;z-index:1}
.reader__cover h2{position:relative;z-index:1;font-size:1.9rem;font-weight:800;line-height:1.08;letter-spacing:-.015em;margin:14px 0 6px}
.reader__cover .subttl{position:relative;z-index:1;color:var(--blue-100);font-weight:300;font-size:.95rem}
.reader__close{position:absolute;top:20px;right:22px;z-index:2;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.14);color:#fff;font-size:1.1rem;display:grid;place-items:center}
.reader__close:hover{background:rgba(255,255,255,.26)}
.reader__body{padding:28px 32px 40px}
.reader__meta{display:flex;gap:26px;padding-bottom:22px;border-bottom:1px solid var(--border);margin-bottom:22px}
.reader__meta div b{display:block;font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-400);font-weight:700;margin-bottom:3px}
.reader__meta div span{font-size:.9rem;color:var(--text-strong);font-weight:600}
.reader__body h4{font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gray-400);font-weight:700;margin-bottom:8px}
.reader__body .resumen{font-size:.98rem;color:var(--text);line-height:1.6;margin-bottom:26px}
.pdfbox{
  border:1px dashed var(--border-strong);border-radius:var(--r-md);background:#fff;
  padding:26px;text-align:center;margin-bottom:14px;
}
.pdfbox .ic{font-size:1.8rem;margin-bottom:8px}
.pdfbox p{font-size:.8rem;color:var(--text-muted);margin-bottom:16px}
.reader__body .btn{margin-bottom:10px}
.related{margin-top:30px}
.related a{display:flex;gap:12px;align-items:center;padding:12px;border-radius:var(--r-sm);border:1px solid var(--border);background:#fff;margin-bottom:8px;transition:border-color .15s}
.related a:hover{border-color:var(--blue-400)}
.related .dot{width:34px;height:34px;border-radius:var(--r-sm);flex-shrink:0}
.related b{display:block;font-size:.85rem;color:var(--text-strong);font-weight:600;line-height:1.2}
.related span{font-size:.72rem;color:var(--gray-400)}

/* ===== RESPONSIVE =========================================================== */
@media(max-width:900px){
  .gate{grid-template-columns:1fr}
  .gate__brand{min-height:auto;padding:40px 32px}
  .ghostnum{display:none}
  .hero{grid-template-columns:1fr;min-height:0}
  .hero__text{padding:40px var(--gutter)}
  .hero__text-inner{max-width:none}
  .hero__photo{min-height:230px;border-left:none;border-top:1px solid rgba(250,248,245,.34)}
  .grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  .grid{grid-template-columns:1fr}
  .search{display:none}
  .field.row{grid-template-columns:1fr}
  .hero h1{font-size:2rem}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
.wordmark-logo{height:.95em;width:auto;vertical-align:-.14em;margin:0 3px;display:inline-block}
.chip-cat{display:inline-block;margin-bottom:10px;font-size:.62rem;font-weight:700;letter-spacing:.05em;color:#fff;padding:4px 11px;border-radius:var(--r-pill)}
/* ===== ESTADOS DEL MURO (mensajes + botón enviando) ========================= */
.muro-msg{
  margin-top:14px;font-size:.82rem;font-weight:600;line-height:1.45;
  padding:10px 14px;border-radius:var(--r-sm);display:none;
}
.muro-msg--error{color:#8f2230;background:#FDEAEC;border:1px solid var(--salmon)}
.muro-msg--info{color:var(--blue-800);background:var(--blue-100);border:1px solid var(--blue-200)}
.step-form .btn:disabled{opacity:.7;cursor:default;transform:none}