/* ============================================================================
   BioPAU — estilos de las páginas de cuenta/auth/precios.
   Reutiliza los tokens y componentes de la landing para que todo sea coherente.
   ============================================================================ */
:root{
  --paper:#F1F3EA;--paper-2:#FBFCF6;--pine:#0E3A2A;--pine-2:#0A2A1F;--ink:#0B1F16;--ink-soft:#3B4E44;
  --lime:#ADE80C;--lime-deep:#8AC000;--sage:#CFDCC0;
  --grid:rgba(14,58,42,.07);--grid-major:rgba(14,58,42,.12);
  --display:'Bricolage Grotesque',system-ui,sans-serif;--body:'Hanken Grotesk',system-ui,sans-serif;--mono:'Space Mono',ui-monospace,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--body);color:var(--ink);background-color:var(--paper);min-height:100vh;
  background-image:
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px),
    linear-gradient(var(--grid-major) 1.4px,transparent 1.4px),
    linear-gradient(90deg,var(--grid-major) 1.4px,transparent 1.4px);
  background-size:28px 28px,28px 28px,140px 140px,140px 140px;
  line-height:1.6;-webkit-font-smoothing:antialiased;display:flex;flex-direction:column;
}
a{color:inherit;text-decoration:none}
::selection{background:var(--lime);color:var(--ink)}
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.02em;line-height:1.05}

/* Nav (igual que la landing) */
nav{position:sticky;top:0;z-index:60;background:rgba(241,243,234,.86);backdrop-filter:blur(10px);border-bottom:2px solid var(--ink)}
.nav-in{max-width:1120px;margin:0 auto;padding:0 24px;height:66px;display:flex;align-items:center;justify-content:space-between}
.logo{font-family:var(--display);font-weight:800;font-size:1.35rem;letter-spacing:-.03em;display:flex;align-items:center;gap:.5rem}
.logo .cell{width:22px;height:22px;border:2.5px solid var(--ink);border-radius:50%;position:relative;background:var(--lime);display:inline-block}
.logo .cell::after{content:"";position:absolute;width:7px;height:7px;background:var(--ink);border-radius:50%;top:50%;left:50%;transform:translate(-50%,-50%)}
.logo b{color:var(--pine)}
.nav-auth{display:flex;align-items:center;gap:18px}
.nav-link{font-family:var(--display);font-weight:700;font-size:.95rem}
.nav-link:hover{text-decoration:underline;text-decoration-color:var(--lime-deep);text-decoration-thickness:3px;text-underline-offset:5px}

.btn{font-family:var(--display);font-weight:700;font-size:1rem;letter-spacing:-.01em;display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:.9rem 1.5rem;border:2.5px solid var(--ink);border-radius:2px;background:var(--lime);color:var(--ink);cursor:pointer;
  box-shadow:5px 5px 0 var(--ink);transition:transform .16s var(--ease),box-shadow .16s var(--ease),background .2s ease}
.btn:hover{transform:translate(-2px,-2px);box-shadow:8px 8px 0 var(--ink);background:#c2f52a}
.btn:active{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
.btn[disabled],.btn.is-loading{opacity:.7;cursor:progress;transform:none;box-shadow:5px 5px 0 var(--ink)}
.btn .arw{transition:transform .2s var(--ease)}
.btn:hover .arw{transform:translateX(4px)}
nav .btn{font-size:.92rem;padding:.62rem 1.1rem;box-shadow:3px 3px 0 var(--ink)}
nav .btn:hover{box-shadow:5px 5px 0 var(--ink)}
.btn--ghost{background:transparent;box-shadow:none;border-color:var(--ink)}
.btn--ghost:hover{background:var(--sage);box-shadow:none;transform:none}
.btn--wide{width:100%}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--pine);outline-offset:3px}

/* Layout central */
main{flex:1;display:flex;align-items:center;justify-content:center;padding:clamp(28px,6vw,72px) 20px}
.card{background:var(--paper-2);border:2.5px solid var(--ink);border-radius:3px;box-shadow:10px 12px 0 rgba(14,58,42,.14);
  width:100%;max-width:440px;padding:clamp(26px,4vw,40px)}
.card--wide{max-width:920px}
.eyebrow{font-family:var(--mono);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.16em;color:var(--pine);display:block;margin-bottom:.6rem}
.card h1{font-size:clamp(1.7rem,4vw,2.3rem);margin-bottom:.4rem}
.card .sub{color:var(--ink-soft);font-weight:500;margin-bottom:1.6rem}

/* Formularios */
.field{margin-bottom:1rem;text-align:left}
.field label{display:block;font-family:var(--mono);font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-soft);margin-bottom:.4rem}
.field input{width:100%;font-family:var(--body);font-size:1rem;color:var(--ink);background:#fff;border:2.5px solid var(--ink);border-radius:2px;padding:.75rem .85rem;transition:box-shadow .15s ease}
.field input:focus{outline:none;box-shadow:3px 3px 0 var(--lime)}
.field .hint{font-size:.8rem;color:var(--ink-soft);margin-top:.35rem}
.row-between{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:.2rem 0 1.2rem;flex-wrap:wrap}
.link{font-weight:600;color:var(--pine);text-decoration:underline;text-decoration-color:var(--lime-deep);text-decoration-thickness:2px;text-underline-offset:3px;font-size:.92rem}
.alt{margin-top:1.4rem;text-align:center;color:var(--ink-soft);font-size:.95rem}

/* Mensajes de estado */
.msg{display:none;margin:0 0 1rem;padding:.7rem .9rem;border-radius:2px;font-weight:600;font-size:.95rem;border:2px solid var(--ink)}
.msg--error{background:#fdecea;color:#8a1c12;border-color:#8a1c12}
.msg--success{background:#eef8d8;color:#33530a;border-color:#33530a}
.msg--info{background:#eaf1fb;color:#1f3f6e;border-color:#1f3f6e}

/* Cuenta */
.acc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 22px;margin:1.2rem 0}
.acc-item{border-bottom:1px dashed rgba(14,58,42,.2);padding:.5rem 0}
.acc-item .k{font-family:var(--mono);font-size:.68rem;text-transform:uppercase;letter-spacing:.1em;color:var(--ink-soft)}
.acc-item .v{font-family:var(--display);font-weight:700;font-size:1.1rem;color:var(--ink)}
.badge{display:inline-block;font-family:var(--mono);font-size:.75rem;font-weight:700;padding:.2rem .55rem;border-radius:40px;border:2px solid var(--ink)}
.badge--on{background:var(--lime);color:var(--ink)}
.badge--off{background:var(--sage);color:var(--pine)}
.acc-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:1.4rem}
.divider{height:2px;background:rgba(14,58,42,.12);margin:1.6rem 0}

/* Precios */
.pricing-head{text-align:center;margin-bottom:2rem}
.pricing-head h1{font-size:clamp(2rem,5vw,3rem)}
.pricing-head p{color:var(--ink-soft);font-weight:500;max-width:52ch;margin:.6rem auto 0}
.plans{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.plan{background:var(--paper-2);border:2.5px solid var(--ink);border-radius:3px;padding:30px 28px;box-shadow:7px 7px 0 rgba(14,58,42,.14);display:flex;flex-direction:column}
.plan--featured{background:var(--pine);color:var(--paper)}
.plan--featured .plan-name,.plan--featured .price,.plan--featured li{color:var(--paper)}
.plan-tag{font-family:var(--mono);font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--pine);margin-bottom:.5rem}
.plan--featured .plan-tag{color:var(--lime)}
.plan-name{font-family:var(--display);font-weight:800;font-size:1.5rem;margin-bottom:.3rem}
.price{font-family:var(--display);font-weight:800;font-size:2.4rem;line-height:1;margin:.4rem 0 1rem}
.price small{font-size:.9rem;font-weight:600;color:var(--ink-soft)}
.plan--featured .price small{color:#cfe0d6}
.plan ul{list-style:none;margin:0 0 1.4rem;padding:0;display:flex;flex-direction:column;gap:.55rem}
.plan li{font-weight:500;padding-left:1.5rem;position:relative}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--lime-deep);font-weight:800}
.plan--featured li::before{color:var(--lime)}
.plan .btn{margin-top:auto}
.pricing-note{text-align:center;color:var(--ink-soft);font-family:var(--mono);font-size:.8rem;margin-top:1.6rem}

/* Estado / spinner */
.spinner{width:34px;height:34px;border:4px solid rgba(14,58,42,.2);border-top-color:var(--lime-deep);border-radius:50%;animation:spin 1s linear infinite;margin:1rem auto}
@keyframes spin{to{transform:rotate(360deg)}}

/* Footer */
footer{background:var(--pine-2);color:#b6cabf;border-top:2.5px solid var(--ink);padding:30px 0}
.foot-in{max-width:1120px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap}
footer .logo{color:var(--paper);font-size:1.1rem}
footer .logo b{color:var(--lime)}
.foot-in .links{display:flex;gap:20px;font-family:var(--mono);font-size:.82rem;flex-wrap:wrap}
.foot-in .links a:hover{color:var(--lime)}

/* Ocultar contenido protegido hasta validar sesión */
body[data-requires-auth]:not(.is-authed) .protected,
body[data-requires-plan]:not(.is-authed) .protected{display:none}

@media(max-width:720px){
  .acc-grid{grid-template-columns:1fr}
  .plans{grid-template-columns:1fr}
  .nav-link{display:none}
}