/* ============================================================
   store.css · Estilos del módulo de Ebooks
   Reutiliza el sistema de diseño de la landing (index.html):
   misma paleta, tipografías y componentes (.btn, .card, .wrap...).
   La landing NO se modifica; estos tokens son una copia fiel.
   ============================================================ */

:root{
  --cream:#F7F2E9;
  --cream-deep:#EFE6D4;
  --paper:#FBF8F1;
  --sage:#8A9A7B;
  --sage-deep:#566445;
  --sage-soft:#B8C3A7;
  --clay:#BE7A52;
  --clay-soft:#D8A57D;
  --ink:#2C2A22;
  --ink-soft:#6C6657;
  --line:rgba(86,100,69,.16);
  --shadow-soft:0 18px 50px -24px rgba(60,66,45,.45);
  --shadow-card:0 24px 60px -30px rgba(60,66,45,.55);
  --radius:26px;
  --maxw:1180px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}

body{
  font-family:'Hanken Grotesk',sans-serif;
  color:var(--ink);
  background:var(--cream);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  min-height:100vh;
}

body::before{
  content:"";position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(60vw 60vw at 88% -8%, rgba(184,195,167,.55), transparent 60%),
    radial-gradient(50vw 50vw at -10% 24%, rgba(216,165,125,.30), transparent 60%),
    radial-gradient(55vw 55vw at 50% 118%, rgba(138,154,123,.35), transparent 60%),
    var(--cream);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
}

h1,h2,h3,h4{font-family:'Fraunces',serif;font-weight:600;letter-spacing:-.01em;line-height:1.12}

.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(20px,5vw,40px)}

.eyebrow{
  font-size:.78rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--sage-deep);display:inline-flex;align-items:center;gap:.6em;
}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--sage)}

/* ── Botones (idénticos a la landing) ── */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  font-weight:600;font-size:1rem;text-decoration:none;cursor:pointer;border:none;
  padding:.95em 1.7em;border-radius:999px;transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
}
.btn-primary{background:var(--sage-deep);color:var(--paper);box-shadow:0 14px 30px -14px rgba(86,100,69,.85)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 38px -14px rgba(86,100,69,.9);background:#47542f}
.btn-ghost{background:rgba(251,248,241,.55);color:var(--sage-deep);border:1px solid var(--line);backdrop-filter:blur(8px)}
.btn-ghost:hover{transform:translateY(-3px);background:rgba(251,248,241,.9)}
.btn-clay{background:var(--clay);color:var(--paper);box-shadow:0 14px 30px -14px rgba(190,122,82,.9)}
.btn-clay:hover{transform:translateY(-3px);background:#a9683f}
.btn[disabled]{opacity:.6;cursor:wait;transform:none}

/* ── Nav ── */
.nav{position:sticky;top:0;z-index:50}
.nav-inner{
  margin:14px auto;max-width:var(--maxw);
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:.65rem .75rem .65rem 1.4rem;
  background:rgba(251,248,241,.62);backdrop-filter:blur(16px);
  border:1px solid rgba(251,248,241,.7);border-radius:999px;
  box-shadow:var(--shadow-soft);
}
.brand{font-family:'Fraunces',serif;font-size:clamp(1.05rem,3.5vw,1.25rem);font-weight:600;letter-spacing:-.02em;text-decoration:none;color:var(--ink);display:flex;align-items:center;gap:.5em;white-space:nowrap}
.brand .leaf{width:22px;height:22px;object-fit:contain;flex:none}
.nav-cta{display:flex;align-items:center;gap:.6rem}
.nav-cta .btn{padding:.7em 1.3em;font-size:.92rem}

/* ── Secciones ── */
.section-pad{padding:clamp(56px,9vw,110px) 0}
.section-head{max-width:680px;margin-bottom:clamp(32px,5vw,56px)}
.section-head h2{font-size:clamp(2rem,4.5vw,3.2rem);margin-top:.7rem}
.section-head p{color:var(--ink-soft);margin-top:1rem;font-size:1.08rem}

/* ── Carrusel de tarjetas (scroll horizontal con snap) ── */
.carousel{position:relative}
.carousel-btn{
  position:absolute;top:50%;transform:translateY(-50%);z-index:2;
  width:44px;height:44px;border-radius:50%;border:1px solid var(--line);
  background:rgba(251,248,241,.85);backdrop-filter:blur(8px);color:var(--sage-deep);
  font-size:1.4rem;line-height:1;cursor:pointer;display:grid;place-items:center;
  box-shadow:var(--shadow-soft);transition:transform .2s ease,opacity .2s ease;
}
.carousel-btn:hover{transform:translateY(-50%) scale(1.06)}
.carousel-btn.prev{left:-10px}
.carousel-btn.next{right:-10px}
.carousel-btn[disabled]{opacity:0;pointer-events:none}
.cards{
  display:flex;gap:1.4rem;overflow-x:auto;overflow-y:hidden;
  scroll-snap-type:x mandatory;scroll-behavior:smooth;
  padding-block:.3rem;-webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.cards::-webkit-scrollbar{display:none}
.card{
  background:rgba(251,248,241,.55);backdrop-filter:blur(14px);
  border:1px solid rgba(251,248,241,.7);border-radius:var(--radius);
  padding:1.6rem 1.5rem 1.8rem;box-shadow:var(--shadow-soft);
  display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease;
  flex:0 0 calc((92% - 2*1.4rem)/3);scroll-snap-align:start;
}
.card:hover{transform:translateY(-8px);box-shadow:var(--shadow-card)}
.card h3{font-size:1.45rem;margin-bottom:.5rem}
.card p{color:var(--ink-soft);flex:1;margin-bottom:1.3rem}
.card p.muted{flex:none}

/* ── Específico de Ebooks ── */
.book-cover{
  width:100%;aspect-ratio:3/4;border-radius:18px;object-fit:cover;
  margin-bottom:1.2rem;background:linear-gradient(135deg,var(--sage-soft),var(--clay-soft));
  display:block;box-shadow:var(--shadow-soft);
}
.book-cover.placeholder{display:grid;place-items:center;color:var(--sage-deep)}
.price{font-family:'Fraunces',serif;font-size:1.7rem;color:var(--sage-deep);font-weight:600}
.price-block{margin-bottom:1.1rem}
.launch-badge{
  display:inline-flex;align-items:center;gap:.35em;
  background:var(--clay-soft);color:var(--ink);
  font-size:.74rem;font-weight:700;letter-spacing:.02em;
  padding:.3em .75em;border-radius:999px;margin-bottom:.55rem;
}
.price-row{display:flex;align-items:baseline;gap:.6rem;flex-wrap:wrap}
.price-old{
  font-family:'Fraunces',serif;font-size:1.05rem;color:var(--ink-soft);
  text-decoration:line-through;text-decoration-color:var(--clay);opacity:.8;
}
.card .btn{width:100%}

/* ── Estados / feedback ── */
.notice{
  background:rgba(251,248,241,.7);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.1rem 1.3rem;color:var(--ink-soft);margin-bottom:1.6rem;
}
.notice.error{border-color:var(--clay);color:#8a4a28}
.alias-copy{display:inline-flex;align-items:center;gap:.5rem;vertical-align:middle}
.copy-btn{
  display:inline-flex;align-items:center;gap:.35em;font:inherit;font-size:.82rem;font-weight:600;
  color:var(--sage-deep);background:rgba(138,154,123,.16);border:1px solid var(--line);
  border-radius:999px;padding:.3em .8em;cursor:pointer;transition:background .2s ease;
}
.copy-btn:hover{background:rgba(138,154,123,.28)}
.copy-btn.copied{background:var(--sage-deep);color:var(--paper);border-color:var(--sage-deep)}
.muted{color:var(--ink-soft)}
.center{text-align:center}
.spinner{
  width:34px;height:34px;border-radius:50%;margin:8px auto;
  border:3px solid var(--line);border-top-color:var(--sage-deep);animation:spin 1s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ── Tarjeta de gracias / confirmación ── */
.panel{
  background:rgba(251,248,241,.7);backdrop-filter:blur(14px);
  border:1px solid rgba(251,248,241,.7);border-radius:var(--radius);
  box-shadow:var(--shadow-card);padding:clamp(28px,5vw,52px);max-width:640px;margin-inline:auto;
}
.check-badge{
  width:72px;height:72px;border-radius:50%;display:grid;place-items:center;margin:0 auto 1.4rem;
  background:var(--sage-soft);color:var(--sage-deep);
}

/* ── Tabla admin ── */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-bottom:2.2rem}
.stat{
  background:rgba(251,248,241,.6);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.4rem 1.5rem;box-shadow:var(--shadow-soft);
}
.stat .label{font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:var(--ink-soft)}
.stat .value{font-family:'Fraunces',serif;font-size:2rem;color:var(--sage-deep);margin-top:.3rem}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:rgba(251,248,241,.5)}
table{width:100%;border-collapse:collapse;font-size:.94rem}
th,td{text-align:left;padding:.85rem 1.1rem;border-bottom:1px solid var(--line)}
th{font-weight:600;color:var(--sage-deep);background:rgba(184,195,167,.18)}
tr:last-child td{border-bottom:none}
.field{display:flex;gap:.6rem;flex-wrap:wrap;margin-bottom:1.6rem}
.field input{
  flex:1;min-width:220px;padding:.85em 1.1em;border-radius:999px;border:1px solid var(--line);
  background:var(--paper);font:inherit;color:var(--ink);
}

/* ── Footer ── */
footer{padding:clamp(40px,6vw,70px) 0 40px;border-top:1px solid var(--line);margin-top:40px}
.foot-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;color:var(--ink-soft);font-size:.9rem}
.foot-bottom a{color:var(--ink-soft)}

@media(max-width:860px){
  .card{flex-basis:calc((90% - 1.4rem)/2)}
  .stat-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  .card{flex-basis:88%}
  .stat-grid{grid-template-columns:1fr}
  .nav-cta .btn{padding:.6em 1em;font-size:.85rem}
}