/* ==========================================================================
   NEXUM — Sistema de diseño
   Negro y dorado. Cormorant Garamond para títulos, Inter para el resto.
   Define los tokens y componentes base que usan la home, el formulario
   de casos y el panel administrativo.
   ========================================================================== */

:root{
  /* Fondos */
  --black:#070707;
  --black-2:#0d0d0d;
  --black-3:#131313;
  --black-4:#1a1a1a;

  /* Líneas */
  --line:rgba(212,175,55,.18);
  --line-mid:rgba(212,175,55,.3);
  --line-soft:rgba(255,255,255,.07);

  /* Dorados */
  --gold:#d4af37;
  --gold-light:#f2d98a;
  --gold-deep:#a67c1a;

  /* Texto */
  --text:#ece9e2;
  --muted:#9a958c;
  --muted-2:#6b665d;

  /* Estados */
  --ok:#6fbf5f;
  --ok-bg:rgba(111,191,95,.1);
  --warn:#d9a441;
  --warn-bg:rgba(217,164,65,.1);
  --err:#e0705c;
  --err-bg:rgba(224,112,92,.1);
  --info:#7ba3d0;
  --info-bg:rgba(123,163,208,.1);

  /* Degradados */
  --grad-gold:linear-gradient(135deg,#a67c1a 0%,#d4af37 35%,#f7e9b0 52%,#d4af37 68%,#8c6714 100%);
  --grad-gold-text:linear-gradient(100deg,#d4af37 0%,#f2d98a 30%,#fbf0c4 50%,#e6c65c 70%,#c99f2c 100%);

  /* Tipografías */
  --serif:'Cormorant Garamond',Georgia,serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;

  /* --------------------------------------------------------------------
     Alias de compatibilidad.
     El diseño anterior era claro y usaba otros nombres de token. Mantenerlos
     apuntando a los nuevos evita tener que reescribir cada estilo en línea
     de las plantillas, y sobre todo evita que quede alguno sin migrar
     mostrando texto oscuro sobre fondo negro.
     -------------------------------------------------------------------- */
  --ink:var(--text);
  --ink-2:var(--text);
  --paper:var(--black);
  --paper-2:var(--black-2);
  --white:var(--black-2);
  --slate:var(--muted);
  --slate-soft:var(--muted-2);
  --gold-dim:var(--gold);
  --serif-body:var(--sans);
  --serif-display:var(--serif);
  --mono:var(--sans);
  --rojo:var(--err);
  --rojo-bg:var(--err-bg);
  --verde:var(--ok);
  --verde-bg:var(--ok-bg);
  --ambar:var(--warn);
  --ambar-bg:var(--warn-bg);
  --azul:var(--info);
  --azul-bg:var(--info-bg);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--black);color:var(--text);font-family:var(--sans);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:rgba(212,175,55,.3);color:var(--text)}

.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
.gold-text{
  background:var(--grad-gold-text);-webkit-background-clip:text;
  background-clip:text;color:transparent;
}

/* ---------- Tipografía ---------- */
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.12;letter-spacing:-.01em}
h2{font-size:clamp(2rem,4.2vw,3.1rem);margin-bottom:18px}
h3{font-size:1.35rem}
.lead{color:var(--muted);font-size:1.05rem;max-width:62ch}

.eyebrow{
  font-size:11px;letter-spacing:.28em;text-transform:uppercase;color:var(--gold);
  font-weight:600;margin-bottom:18px;display:flex;align-items:center;gap:12px;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--gold);opacity:.6}
.eyebrow.center{justify-content:center}
.eyebrow.center::after{content:"";width:28px;height:1px;background:var(--gold);opacity:.6}

section{padding:clamp(70px,9vw,120px) 0;position:relative}
/* El header es fijo: sin esto, al saltar a un ancla el título queda tapado. */
section[id],[id].page-head{scroll-margin-top:96px}
.section-head{max-width:720px;margin-bottom:56px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .lead{margin:0 auto}
.section-alt{background:var(--black-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:15px 30px;border-radius:2px;font-size:14px;font-weight:600;
  letter-spacing:.06em;text-transform:uppercase;cursor:pointer;border:1px solid transparent;
  transition:.35s cubic-bezier(.2,.7,.3,1);font-family:var(--sans);white-space:nowrap;
  line-height:1.2;
}
.btn-gold{background:var(--grad-gold);color:#160f00;box-shadow:0 8px 30px -12px rgba(212,175,55,.65)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 40px -14px rgba(212,175,55,.85)}
.btn-ghost{border-color:var(--line);color:var(--gold-light);background:rgba(212,175,55,.04)}
.btn-ghost:hover{border-color:var(--gold);background:rgba(212,175,55,.1)}
.btn-line{border-color:var(--line-soft);color:var(--muted);background:transparent}
.btn-line:hover{border-color:var(--gold);color:var(--gold-light)}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}
.btn svg{width:17px;height:17px;flex-shrink:0}
.btn.sm{padding:10px 18px;font-size:12px}
.btn.full{width:100%}

/* ---------- Header ---------- */
header.site{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:.4s ease;border-bottom:1px solid transparent;
}
header.site.scrolled{background:rgba(7,7,7,.9);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
header.site.solid{background:rgba(7,7,7,.94);backdrop-filter:blur(14px);border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:80px;gap:20px}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{
  width:40px;height:40px;border:1px solid var(--gold);border-radius:50%;
  display:grid;place-items:center;font-family:var(--serif);font-size:20px;font-weight:700;
  color:var(--gold);flex-shrink:0;position:relative;
}
.logo-mark::after{content:"";position:absolute;inset:3px;border:1px solid rgba(212,175,55,.25);border-radius:50%}
.logo-txt{line-height:1.05}
.logo-txt b{font-family:var(--serif);font-size:1.25rem;font-weight:600;letter-spacing:.06em;display:block}
.logo-txt span{font-size:9px;letter-spacing:.34em;text-transform:uppercase;color:var(--gold);opacity:.85}
.nav-links{display:flex;align-items:center;gap:30px}
.nav-links a{font-size:13.5px;color:var(--muted);letter-spacing:.02em;transition:.25s;position:relative;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--gold-light)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--gold);transition:.3s}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav .btn{padding:12px 22px;font-size:12px}
.burger{display:none;background:none;border:0;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.burger span{display:block;width:24px;height:1.5px;background:var(--gold);transition:.3s}
.mobile-menu{
  position:fixed;inset:80px 0 auto 0;background:rgba(7,7,7,.98);backdrop-filter:blur(20px);
  border-bottom:1px solid var(--line);padding:24px;display:none;flex-direction:column;gap:4px;z-index:99;
  max-height:calc(100vh - 80px);overflow-y:auto;
}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:14px 4px;border-bottom:1px solid var(--line-soft);font-size:15px;color:var(--text)}
.mobile-menu .btn{margin-top:16px;color:#160f00}

/* ---------- Cabecera de página interna ---------- */
.page-head{
  padding:150px 0 70px;position:relative;overflow:hidden;
  background:
    radial-gradient(900px 460px at 78% 0%,rgba(212,175,55,.12),transparent 62%),
    var(--black);
  border-bottom:1px solid var(--line-soft);
}
.page-head::before{
  content:"";position:absolute;inset:0;opacity:.45;pointer-events:none;
  background-image:linear-gradient(rgba(212,175,55,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(212,175,55,.04) 1px,transparent 1px);
  background-size:80px 80px;
  -webkit-mask-image:radial-gradient(ellipse 70% 70% at 50% 30%,#000 20%,transparent 78%);
  mask-image:radial-gradient(ellipse 70% 70% at 50% 30%,#000 20%,transparent 78%);
}
.page-head .wrap{position:relative;z-index:2}
.page-head h1{font-size:clamp(2.1rem,4.6vw,3.4rem);margin-bottom:20px}
.page-head .lead{font-size:1.08rem}

/* ---------- Formularios ---------- */
label{
  display:block;font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--muted);margin-bottom:9px;font-weight:500;
}
input,select,textarea{
  width:100%;background:var(--black);border:1px solid var(--line-soft);color:var(--text);
  padding:14px 16px;font-family:var(--sans);font-size:15px;border-radius:2px;transition:.25s;
}
input:focus,select:focus,textarea:focus{
  outline:0;border-color:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.1)
}
input::placeholder,textarea::placeholder{color:#5c584f}
select{
  appearance:none;-webkit-appearance:none;cursor:pointer;padding-right:42px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23d4af37' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:16px;
}
select option{background:#0d0d0d;color:#ece9e2}
textarea{resize:vertical;min-height:118px;line-height:1.6}
.field{margin-bottom:20px}
.field .ayuda{font-size:12.5px;color:var(--muted-2);margin-top:7px;line-height:1.5}
.f-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.f-row.c3{grid-template-columns:repeat(3,1fr)}

.field.has-error input,.field.has-error select,.field.has-error textarea{
  border-color:var(--err);background:rgba(224,112,92,.06);
}
.field .err{font-size:12px;color:var(--err);margin-top:7px;display:none}
.field.has-error .err{display:block}

.toggle{display:grid;gap:10px;margin-bottom:24px}
.toggle.c2{grid-template-columns:1fr 1fr}
.toggle.c3{grid-template-columns:repeat(3,1fr)}
.toggle input{display:none}
.toggle label{
  margin:0;padding:14px 10px;text-align:center;border:1px solid var(--line-soft);cursor:pointer;
  font-size:12px;letter-spacing:.1em;color:var(--muted);transition:.3s;border-radius:2px;
}
.toggle input:checked+label{border-color:var(--gold);color:var(--gold-light);background:rgba(212,175,55,.08)}

/* Honeypot: invisible para personas, presente para bots */
.hp-field{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}

/* ---------- Avisos ---------- */
.aviso{
  padding:16px 20px;margin-bottom:24px;border-left:2px solid var(--gold);
  background:rgba(212,175,55,.06);font-size:14.5px;line-height:1.6;border-radius:2px;
}
.aviso strong{
  display:block;font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  margin-bottom:8px;font-weight:600;
}
.aviso.ok  {border-left-color:var(--ok);  background:var(--ok-bg);  color:#c6e6bd}
.aviso.err {border-left-color:var(--err); background:var(--err-bg); color:#f0bdb2}
.aviso.info{border-left-color:var(--info);background:var(--info-bg);color:#c2d7ec}
.aviso ul{margin:10px 0 0 18px}
.aviso li{margin-bottom:5px;font-size:14px}

/* ---------- Cartas ---------- */
.card{
  border:1px solid var(--line-soft);background:linear-gradient(160deg,var(--black-2),var(--black));
  padding:36px 30px;transition:.4s cubic-bezier(.2,.7,.3,1);position:relative;overflow:hidden;
}
.card::before{
  content:"";position:absolute;top:0;left:0;width:100%;height:1px;background:var(--grad-gold);
  transform:scaleX(0);transform-origin:left;transition:.5s;
}
.card:hover{transform:translateY(-6px);border-color:var(--line)}
.card:hover::before{transform:scaleX(1)}
.card-ico{
  width:46px;height:46px;border:1px solid var(--line);display:grid;place-items:center;
  margin-bottom:22px;color:var(--gold);border-radius:2px;transition:.4s;
}
.card:hover .card-ico{background:rgba(212,175,55,.09);border-color:var(--gold)}
.card-ico svg{width:22px;height:22px}
.card h3{font-size:1.2rem;margin-bottom:10px}
.card p{font-size:.9rem;color:var(--muted);line-height:1.6}

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed;right:22px;bottom:22px;z-index:90;display:flex;align-items:center;gap:12px;
  background:var(--grad-gold);color:#160f00;padding:14px 22px 14px 18px;border-radius:100px;
  font-weight:600;font-size:14px;box-shadow:0 12px 34px -10px rgba(212,175,55,.6);
  transition:.35s cubic-bezier(.2,.7,.3,1);
}
.wa-float:hover{transform:translateY(-3px) scale(1.03)}
.wa-float svg{width:22px;height:22px}
.wa-float span{white-space:nowrap}

/* ---------- Footer ---------- */
footer.site{background:var(--black-2);border-top:1px solid var(--line);padding:64px 0 32px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.foot-grid p{color:var(--muted);font-size:.92rem;margin-top:18px;max-width:38ch}
.foot-col h4{
  font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);
  margin-bottom:18px;font-weight:600;font-family:var(--sans);
}
.foot-col a{display:block;color:var(--muted);font-size:.92rem;padding:6px 0;transition:.25s}
.foot-col a:hover{color:var(--gold-light);padding-left:5px}
/* Nombre arriba, número debajo: dos referentes entran sin apretarse. */
.foot-col a .waText{display:block;color:var(--muted-2);font-size:.85rem;margin-top:2px;letter-spacing:.02em}
.foot-col a:hover .waText{color:var(--muted)}
.foot-bot{
  border-top:1px solid var(--line-soft);padding-top:26px;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--muted-2);
}

/* ---------- Reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media(max-width:1040px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media(max-width:860px){
  .nav-links{display:none}
  .nav>.btn{display:none}
  .burger{display:flex}
}
@media(max-width:720px){
  .f-row,.f-row.c3{grid-template-columns:1fr}
  .toggle.c3{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:34px}
  .wa-float span{display:none}
  .wa-float{padding:16px;border-radius:50%}
  .page-head{padding:120px 0 54px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}