/* ══════════════════════════════════════════════════════════
   HOME — página pública de presentación
   Misma paleta y tipografías que la app. Los colores viven en
   variables para que el modo oscuro sea solo redefinirlas.
   ══════════════════════════════════════════════════════════ */

:root{
  --cream:#f5f0e8;
  --ecru:#e8dfc8;
  --indigo:#1a2744;
  --denim:#2c4a8c;
  --denim-lt:#6a9fd8;
  --muted:#6b7a99;
  --stitch:#c8a96e;
  --success:#27ae60;

  --bg:var(--cream);
  --bg-alt:#efe8dc;
  --surface:#ffffff;
  --surface-2:#faf8f4;
  --text:var(--indigo);
  --text-2:var(--muted);
  --border:var(--ecru);
  --on-denim:#ffffff;
  --shadow:rgba(26,39,68,0.08);
  --shadow-lg:rgba(26,39,68,0.14);
}

/* El sistema operativo manda mientras no haya una preferencia guardada.
   La app tiene su propio interruptor; aquí no, porque no hay dónde
   guardarlo antes de entrar. */
@media (prefers-color-scheme: dark){
  :root{
    --bg:#141a26;
    --bg-alt:#101520;
    --surface:#1c2434;
    --surface-2:#222c3f;
    --text:#e8edf5;
    --text-2:#95a3bd;
    --border:#2e3a52;
    --indigo:#e8edf5;
    --denim:#7ba7e8;
    --denim-lt:#a8c8f0;
    --stitch:#d9bd85;
    --on-denim:#0f1520;
    --shadow:rgba(0,0,0,0.3);
    --shadow-lg:rgba(0,0,0,0.45);
  }
}

*{box-sizing:border-box;margin:0;padding:0;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  font-family:'DM Sans',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
}

.wrap{max-width:1100px;margin:0 auto;padding:0 24px;}

/* ── Etiquetas monoespaciadas (el sello de la app) ── */
.eyebrow{
  font-family:'DM Mono',monospace;font-size:11px;letter-spacing:2.5px;
  text-transform:uppercase;color:var(--denim);margin-bottom:14px;
}

h1,h2,h3{font-family:'Bebas Neue',sans-serif;font-weight:400;letter-spacing:1.5px;line-height:1.05;}

/* ══ BARRA SUPERIOR ══ */
.nav{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--border);
}
.nav-in{max-width:1100px;margin:0 auto;padding:14px 24px;display:flex;
  justify-content:space-between;align-items:center;gap:16px;}
.logo{font-family:'Bebas Neue',sans-serif;font-size:24px;letter-spacing:3px;
  color:var(--text);text-decoration:none;white-space:nowrap;}
.logo span{color:var(--denim);}
.nav-links{display:flex;align-items:center;gap:22px;}
.nav-links a{font-family:'DM Mono',monospace;font-size:12px;color:var(--text-2);
  text-decoration:none;transition:color .18s;}
.nav-links a:hover{color:var(--denim);}
/* El enlace del menú es más específico que .btn-primary y le apagaba el texto:
   el botón se veía relleno pero sin letras legibles. */
.nav-links a.btn-primary{color:var(--on-denim);}
.nav-links a.btn-primary:hover{color:var(--on-denim);}

/* ══ BOTONES ══ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:'DM Mono',monospace;font-size:13px;letter-spacing:1px;
  padding:13px 26px;border-radius:9px;border:1.5px solid transparent;
  text-decoration:none;cursor:pointer;transition:transform .15s, box-shadow .18s, background .18s;
  white-space:nowrap;
}
.btn-primary{background:var(--denim);color:var(--on-denim);box-shadow:0 4px 14px var(--shadow-lg);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 22px var(--shadow-lg);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border);}
.btn-ghost:hover{border-color:var(--denim);color:var(--denim);}
.btn-lg{padding:16px 34px;font-size:14px;}

/* ══ HÉROE ══ */
.hero{position:relative;padding:86px 0 74px;overflow:hidden;}
/* Costura diagonal de fondo: el guiño al oficio, sin robar protagonismo. */
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:repeating-linear-gradient(
    -45deg, transparent 0 22px,
    color-mix(in srgb, var(--stitch) 26%, transparent) 22px 24px,
    transparent 24px 46px);
  opacity:.5;
  mask-image:radial-gradient(ellipse 75% 62% at 78% 22%, #000 0%, transparent 72%);
  -webkit-mask-image:radial-gradient(ellipse 75% 62% at 78% 22%, #000 0%, transparent 72%);
}
.hero .wrap{position:relative;z-index:1;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  background:color-mix(in srgb, var(--denim) 12%, transparent);
  color:var(--denim);border:1px solid color-mix(in srgb, var(--denim) 30%, transparent);
  font-family:'DM Mono',monospace;font-size:11px;letter-spacing:1.5px;
  padding:6px 14px;border-radius:100px;margin-bottom:26px;
}
.hero h1{font-size:clamp(46px,8.5vw,86px);color:var(--text);margin-bottom:22px;max-width:15ch;}
.hero h1 em{font-style:normal;color:var(--denim);}
.hero-sub{font-size:clamp(17px,2.3vw,20px);color:var(--text-2);max-width:56ch;
  margin-bottom:20px;font-weight:300;}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px;}
.hero-nota{margin-top:20px;font-family:'DM Mono',monospace;font-size:11.5px;color:var(--text-2);}

/* ══ CIFRAS / ANCLAS DEL HÉROE ══ */
.anclas{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));
  gap:1px;background:var(--border);border:1px solid var(--border);
  border-radius:12px;overflow:hidden;margin-top:56px;}
.ancla{background:var(--surface);padding:20px 22px;}
.ancla-val{font-family:'Bebas Neue',sans-serif;font-size:30px;color:var(--denim);letter-spacing:1px;}
.ancla-lbl{font-family:'DM Mono',monospace;font-size:10.5px;color:var(--text-2);
  letter-spacing:.8px;line-height:1.45;margin-top:2px;}

/* ══ SECCIONES ══ */
section{padding:78px 0;}
.sec-alt{background:var(--bg-alt);border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.sec-head{max-width:60ch;margin-bottom:46px;}
.sec-head h2{font-size:clamp(32px,5vw,48px);color:var(--text);margin-bottom:14px;}
.sec-head p{color:var(--text-2);font-size:16.5px;font-weight:300;}

/* ══ ANTES / DESPUÉS ══ */
.compara{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.compara-col{background:var(--surface);border-radius:14px;padding:28px;
  border:1px solid var(--border);box-shadow:0 2px 10px var(--shadow);}
.compara-col.malo{border-left:5px solid #c0392b;}
.compara-col.bueno{border-left:5px solid var(--success);}
.compara-col h3{font-size:22px;margin-bottom:16px;color:var(--text);}
.compara-col ul{list-style:none;display:flex;flex-direction:column;gap:11px;}
.compara-col li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:var(--text-2);}
.compara-col li svg{flex-shrink:0;width:17px;height:17px;margin-top:4px;}
.malo li svg{color:#c0392b;}
.bueno li svg{color:var(--success);}

/* ══ TARJETAS DE FUNCIONES ══ */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:20px;}
.card{
  background:var(--surface);border-radius:14px;padding:28px;
  border:1px solid var(--border);border-left:5px solid var(--denim);
  box-shadow:0 2px 12px var(--shadow);
  transition:transform .18s, box-shadow .18s;
}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 28px var(--shadow-lg);}
.card-ico{
  width:44px;height:44px;border-radius:11px;display:grid;place-items:center;
  background:color-mix(in srgb, var(--denim) 12%, transparent);
  color:var(--denim);margin-bottom:16px;
}
.card-ico svg{width:23px;height:23px;}
.card h3{font-size:21px;margin-bottom:9px;color:var(--text);}
.card p{color:var(--text-2);font-size:14.5px;}
.card .destaca{color:var(--denim);font-weight:500;}

/* ══ FLUJO DE TRABAJO ══ */
.pasos{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:0;}
.paso{position:relative;padding:0 22px;}
/* La línea punteada que une los pasos es, otra vez, una costura. */
.paso:not(:last-child)::after{
  content:"";position:absolute;top:23px;right:-12px;width:24px;
  border-top:2px dashed var(--stitch);
}
.paso-num{
  width:46px;height:46px;border-radius:50%;display:grid;place-items:center;
  background:var(--denim);color:var(--on-denim);font-family:'Bebas Neue',sans-serif;
  font-size:22px;letter-spacing:1px;margin-bottom:16px;
}
.paso h3{font-size:19px;margin-bottom:8px;color:var(--text);}
.paso p{font-size:14.5px;color:var(--text-2);}

/* ══ DETALLES FINOS ══ */
.detalles{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px;}
.detalle{border-left:2px dashed var(--stitch);padding-left:20px;}
.detalle h3{font-size:19px;margin-bottom:8px;color:var(--text);}
.detalle p{font-size:14.5px;color:var(--text-2);}

/* ══ CIERRE ══ */
.cierre{text-align:center;background:var(--indigo);color:#fff;border-radius:18px;
  padding:64px 32px;margin:0 auto;}
.cierre h2{font-size:clamp(32px,5vw,50px);margin-bottom:16px;color:#fff;}
.cierre p{color:#c3cede;font-size:17px;max-width:48ch;margin:0 auto 32px;font-weight:300;}
.cierre .btn-primary{background:#fff;color:var(--indigo);}
.cierre .btn-ghost{color:#fff;border-color:rgba(255,255,255,.35);}
.cierre .btn-ghost:hover{color:#fff;border-color:#fff;}
.cierre-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}
/* En oscuro el bloque índigo se pierde contra el fondo: se le marca el borde. */
@media (prefers-color-scheme: dark){
  .cierre{background:var(--surface-2);border:1px solid var(--border);}
  .cierre h2{color:var(--text);}
  .cierre p{color:var(--text-2);}
  .cierre .btn-primary{background:var(--denim);color:var(--on-denim);}
  .cierre .btn-ghost{color:var(--text);border-color:var(--border);}
}

/* ══ PIE ══ */
footer{padding:40px 0;border-top:1px solid var(--border);}
.foot{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;}
.foot p{font-family:'DM Mono',monospace;font-size:11.5px;color:var(--text-2);}
.foot a{color:var(--denim);text-decoration:none;}
.foot a:hover{text-decoration:underline;}

/* ══ MÓVIL ══ */
@media (max-width:760px){
  .nav-links a:not(.btn){display:none;}
  .hero{padding:56px 0 48px;}
  section{padding:56px 0;}
  .compara{grid-template-columns:1fr;}
  .paso{padding:0 0 26px;}
  .paso:not(:last-child)::after{display:none;}
  .cierre{padding:48px 22px;border-radius:14px;}
  .hero-cta .btn{flex:1 1 100%;}
}

/* Respeta a quien pide menos animación. */
@media (prefers-reduced-motion: reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
}

/* ══════════════════════════════════════════════════════════
   PANEL DE ENTRADA
   El formulario vive en la misma página: quien llega a conocer
   el software no tiene que irse a otra pantalla para entrar.
   ══════════════════════════════════════════════════════════ */
.panel-fondo{
  position:fixed;inset:0;z-index:100;
  background:rgba(10,14,22,.72);backdrop-filter:blur(4px);
  display:none;align-items:center;justify-content:center;padding:20px;
  overflow-y:auto;
}
.panel-fondo.abierto{display:flex;}
.panel{
  background:var(--surface);border:1px solid var(--border);
  border-radius:16px;width:100%;max-width:430px;
  box-shadow:0 24px 60px rgba(0,0,0,.35);
  padding:30px;margin:auto;position:relative;
}
.panel-cerrar{
  position:absolute;top:14px;right:14px;width:34px;height:34px;
  border:none;background:transparent;color:var(--text-2);cursor:pointer;
  border-radius:8px;display:grid;place-items:center;font-size:22px;line-height:1;
}
.panel-cerrar:hover{background:var(--surface-2);color:var(--text);}
.panel-logo{font-family:'Bebas Neue',sans-serif;font-size:26px;letter-spacing:3px;
  color:var(--text);text-align:center;}
.panel-logo span{color:var(--denim);}
.panel-sub{font-family:'DM Mono',monospace;font-size:10.5px;letter-spacing:2px;
  text-transform:uppercase;color:var(--text-2);text-align:center;margin-top:4px;margin-bottom:22px;}

/* Las dos pestañas: entrar o crear cuenta */
.panel-tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;
  background:var(--surface-2);border:1px solid var(--border);
  border-radius:10px;padding:5px;margin-bottom:22px;}
.panel-tab{
  padding:10px;border:none;border-radius:7px;background:transparent;
  font-family:'DM Mono',monospace;font-size:11.5px;letter-spacing:.6px;
  color:var(--text-2);cursor:pointer;transition:background .18s,color .18s;
}
.panel-tab[aria-selected="true"]{background:var(--surface);color:var(--denim);
  box-shadow:0 1px 4px var(--shadow);}

.campo{margin-bottom:15px;}
.campo label{display:block;font-family:'DM Mono',monospace;font-size:10px;
  letter-spacing:1.4px;text-transform:uppercase;color:var(--text-2);margin-bottom:6px;}
.campo input{
  width:100%;padding:13px 14px;border:1.5px solid var(--border);border-radius:9px;
  background:var(--surface-2);color:var(--text);font-family:'DM Sans',sans-serif;font-size:15px;
}
.campo input:focus{outline:none;border-color:var(--denim);background:var(--surface);}
.campo input::placeholder{color:var(--text-2);opacity:.6;}

/* El ojito va dentro del campo, como en las pantallas de siempre */
.campo-clave{position:relative;}
.campo-clave input{padding-right:46px;}
.ojo{position:absolute;right:6px;bottom:5px;width:36px;height:36px;border:none;
  background:transparent;color:var(--text-2);cursor:pointer;display:grid;place-items:center;border-radius:7px;}
.ojo:hover{color:var(--denim);}

.panel .btn{width:100%;margin-top:6px;}
.panel-pie{margin-top:16px;text-align:center;font-family:'DM Mono',monospace;
  font-size:11px;color:var(--text-2);}
.panel-pie a{color:var(--denim);text-decoration:none;cursor:pointer;}
.panel-pie a:hover{text-decoration:underline;}

.aviso{padding:11px 13px;border-radius:8px;font-size:13.5px;margin-bottom:16px;line-height:1.45;}
.aviso-error{background:var(--tint-danger, #fdecea);color:#c0392b;border-left:3px solid #c0392b;}
.aviso-ok{background:var(--tint-ok, #e8f5e9);color:#1e7e34;border-left:3px solid var(--success);}
@media (prefers-color-scheme: dark){
  .aviso-error{background:#331d22;color:#f2999a;}
  .aviso-ok{background:#16301f;color:#6ee7a0;}
}
.oculto{display:none;}

@media (max-width:480px){
  .panel{padding:24px 20px;border-radius:14px;}
}