/* Nekkai Store — identidad de marca (negro / rojo / dorado) con la disciplina de layout de Apple */

:root{
  --bg:#050505;
  --bg-deep:#0e0e10;
  --card:#141417;
  --ink:#f7f7f8;
  --ink-2:#a4a4aa;
  --ink-3:#78787e;
  --line:rgba(255,255,255,.11);
  --red:#e5342a;     /* rojo de marca — solo acentos */
  --gold:#e9b44c;    /* dorado de marca — solo acciones */
  --gold-ink:#1a1206;
  --wa:#25d366;
  --shadow:0 2px 10px rgba(0,0,0,.5), 0 18px 44px rgba(0,0,0,.45);
  --shadow-lg:0 4px 18px rgba(0,0,0,.6), 0 32px 70px rgba(0,0,0,.6);
  --nav-bg:rgba(5,5,5,.72);
  --r:18px;
  --maxw:1120px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%; scroll-behavior:smooth; color-scheme:dark}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }

body{
  margin:0; background:var(--bg); color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display","Helvetica Neue","Segoe UI",Roboto,Arial,sans-serif;
  font-size:17px; line-height:1.5; letter-spacing:-.01em;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
img{max-width:100%; display:block; height:auto}
a{color:inherit; text-decoration:none}
.wrap{max-width:var(--maxw); margin-inline:auto; padding-inline:22px}

/* ---------- Tipografía ---------- */
h1,h2,h3{margin:0; font-weight:600; letter-spacing:-.028em; line-height:1.06}
h1{font-size:clamp(2.5rem,6.8vw,4.4rem); font-weight:700; letter-spacing:-.035em}
h2{font-size:clamp(1.85rem,4.2vw,2.9rem)}
h3{font-size:1.18rem; letter-spacing:-.02em; line-height:1.25}
p{margin:0}
.eyebrow{font-size:.76rem; font-weight:600; letter-spacing:.18em; text-transform:uppercase; color:var(--gold)}
.lead{font-size:clamp(1.03rem,2vw,1.3rem); color:var(--ink-2); line-height:1.48; letter-spacing:-.012em}
.muted{color:var(--ink-2)}

/* Logotipo: NEKKAI rojo / STORE dorado, como el branding */
.wordmark{
  font-family:Anton,"Arial Narrow",Impact,sans-serif; font-weight:400;
  letter-spacing:.02em; text-transform:uppercase; line-height:1; white-space:nowrap;
}
.wordmark .n{color:var(--red)}
.wordmark .s{color:var(--gold)}

/* ---------- Nav ---------- */
.nav{
  position:sticky; top:0; z-index:50; height:56px;
  background:var(--nav-bg); backdrop-filter:saturate(180%) blur(20px);
  -webkit-backdrop-filter:saturate(180%) blur(20px);
  border-bottom:1px solid var(--line);
}
.nav-in{display:flex; align-items:center; gap:26px; height:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:22px}
.brand{display:flex; align-items:center; gap:10px}
.brand img{width:24px; height:auto}
.brand .wordmark{font-size:1.18rem}
.nav-links{display:flex; gap:24px; margin-left:auto; align-items:center}
.nav-links a{font-size:.83rem; color:var(--ink-2); transition:color .2s var(--ease)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{
  background:var(--gold); color:var(--gold-ink)!important; padding:7px 15px; border-radius:980px;
  font-weight:600; font-size:.82rem!important; transition:transform .2s var(--ease), filter .2s
}
.nav-cta:hover{transform:scale(1.04); filter:brightness(1.08)}
@media (max-width:820px){ .nav-links a:not(.nav-cta){display:none} }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:9px;
  padding:13px 26px; border-radius:980px; font-size:1rem; font-weight:600;
  border:1px solid transparent; cursor:pointer; white-space:nowrap;
  transition:transform .22s var(--ease), background .22s, filter .22s, border-color .22s;
}
.btn:hover{transform:scale(1.035)}
.btn:active{transform:scale(.99)}
.btn-gold{background:var(--gold); color:var(--gold-ink)}
.btn-gold:hover{filter:brightness(1.08)}
.btn-ghost{border-color:var(--line); color:var(--ink); background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.06); border-color:rgba(255,255,255,.22)}
.btn svg{width:19px; height:19px; flex:none}
:focus-visible{outline:2.5px solid var(--gold); outline-offset:3px; border-radius:6px}

/* ---------- Hero ---------- */
.hero{position:relative; padding:64px 0 0; text-align:center; overflow:hidden}
.hero::before{
  content:""; position:absolute; inset:-20% 0 auto; height:720px; pointer-events:none;
  background:radial-gradient(60% 55% at 50% 32%, rgba(229,52,42,.20), rgba(229,52,42,0) 70%);
}
.hero > *{position:relative}
.hero-logo{width:96px; height:auto; margin:0 auto 22px; filter:drop-shadow(0 12px 34px rgba(229,52,42,.35))}
.hero h1{max-width:15ch; margin-inline:auto}
.hero h1 em{font-style:normal; color:var(--red)}
.hero .lead{max-width:56ch; margin:22px auto 0}
.tagline{
  margin-top:16px; font-size:.79rem; letter-spacing:.34em; text-transform:uppercase;
  color:var(--ink-3); font-weight:600
}
.hero-actions{display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin-top:30px}
.hero-meta{margin-top:24px; display:flex; gap:8px 22px; justify-content:center; flex-wrap:wrap; font-size:.85rem; color:var(--ink-3)}
.hero-meta span{display:inline-flex; align-items:center; gap:7px}
.hero-meta span::before{content:""; width:5px; height:5px; border-radius:50%; background:var(--gold)}

/* Vitrina en movimiento — elemento firma */
.shelf{margin-top:52px; position:relative;
  mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 9%,#000 91%,transparent)}
.shelf-track{display:flex; gap:16px; width:max-content; animation:slide 62s linear infinite}
.shelf:hover .shelf-track{animation-play-state:paused}
.shelf-track img{
  width:130px; height:130px; object-fit:cover; border-radius:15px;
  border:1px solid var(--line); flex:none
}
@keyframes slide{ from{transform:translateX(0)} to{transform:translateX(-50%)} }
@media (prefers-reduced-motion: reduce){ .shelf-track{animation:none; overflow-x:auto} }

/* ---------- Barra de confianza ---------- */
.trust{background:var(--bg-deep); border-block:1px solid var(--line); margin-top:72px; padding:44px 0}
.trust-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:14px; text-align:center}
.trust-grid .n{font-size:clamp(1.7rem,3.4vw,2.4rem); font-weight:700; letter-spacing:-.03em; line-height:1; color:var(--gold)}
.trust-grid .l{font-size:.82rem; color:var(--ink-2); margin-top:9px; line-height:1.35}
@media (max-width:720px){ .trust-grid{grid-template-columns:repeat(2,1fr); gap:26px 14px} }

/* ---------- Secciones ---------- */
section{padding:88px 0}
.section-head{max-width:62ch; margin-bottom:38px}
.section-head .lead{margin-top:14px}
.center{text-align:center; margin-inline:auto}

/* ---------- Catálogo ---------- */
.filters{display:flex; gap:8px; flex-wrap:wrap; justify-content:center; margin-bottom:32px}
.chip{
  padding:8px 17px; border-radius:980px; border:1px solid var(--line); background:transparent;
  font:inherit; font-size:.88rem; color:var(--ink-2); cursor:pointer; transition:all .2s var(--ease)
}
.chip:hover{border-color:rgba(255,255,255,.3); color:var(--ink)}
.chip[aria-pressed="true"]{background:var(--gold); color:var(--gold-ink); border-color:var(--gold); font-weight:600}
.cat-desc{text-align:center; max-width:60ch; margin:0 auto 34px; font-size:.95rem; color:var(--ink-2); min-height:2.8em}

.grid{display:grid; grid-template-columns:repeat(auto-fill,minmax(215px,1fr)); gap:20px}
.card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--r); padding:14px 14px 16px;
  display:flex; flex-direction:column; box-shadow:var(--shadow);
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.card:hover{transform:translateY(-5px); box-shadow:var(--shadow-lg); border-color:rgba(233,180,76,.35)}
.card .ph{aspect-ratio:1; border-radius:13px; overflow:hidden; margin-bottom:14px; background:#0b0b0d}
.card .ph img{width:100%; height:100%; object-fit:cover; transition:transform .5s var(--ease)}
.card:hover .ph img{transform:scale(1.05)}
.card h3{font-size:.95rem; font-weight:600; line-height:1.3; min-height:2.6em}
.card .price{margin-top:8px; font-size:1.12rem; font-weight:700; letter-spacing:-.02em; color:var(--gold)}
.card .btn{margin-top:14px; width:100%; padding:10px 14px; font-size:.9rem}
.card .btn svg{width:16px;height:16px}
.tag{display:inline-block; font-size:.66rem; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-3); margin-bottom:8px; font-weight:600}
.count{text-align:center; margin-top:30px; font-size:.86rem; color:var(--ink-3)}

/* ---------- Paneles ---------- */
.cards-2{display:grid; grid-template-columns:repeat(auto-fit,minmax(290px,1fr)); gap:20px}
@media (min-width:860px){ .grid-2x2{grid-template-columns:repeat(2,1fr)} }
.panel{background:var(--card); border:1px solid var(--line); border-radius:24px; padding:34px 30px; box-shadow:var(--shadow)}
.panel h3{margin-bottom:10px; font-size:1.3rem}
.panel p{color:var(--ink-2); font-size:.97rem; line-height:1.55}
.panel ul{margin:14px 0 0; padding-left:0; list-style:none; display:grid; gap:9px}
.panel li{position:relative; padding-left:26px; font-size:.94rem; color:var(--ink-2); line-height:1.45}
.panel li::before{
  content:""; position:absolute; left:0; top:.42em; width:14px; height:8px;
  border-left:2px solid var(--gold); border-bottom:2px solid var(--gold);
  transform:rotate(-45deg); border-radius:1px
}
.panel li strong{color:var(--ink)}
.panel .icon{
  display:inline-grid; place-items:center; width:42px; height:42px; border-radius:12px; margin-bottom:16px;
  background:rgba(229,52,42,.13); border:1px solid rgba(229,52,42,.3);
  font-family:Anton,sans-serif; font-size:1.05rem; color:var(--red)
}
.panel .icon svg{width:20px; height:20px; color:var(--red)}

/* Franja envío gratis */
.strip{
  background:linear-gradient(120deg,#1a0605,#0d0d0f 62%);
  border:1px solid rgba(229,52,42,.32); border-radius:26px; padding:46px 40px;
  display:flex; align-items:center; justify-content:space-between; gap:26px; flex-wrap:wrap
}
.strip h2{max-width:19ch; font-size:clamp(1.6rem,3.4vw,2.3rem)}
.strip h2 em{font-style:normal; color:var(--gold)}
.strip p{color:var(--ink-2); margin-top:12px; max-width:46ch; font-size:.98rem}

/* ---------- FAQ ---------- */
.faq{max-width:760px; margin-inline:auto}
.faq details{border-bottom:1px solid var(--line); padding:20px 0}
.faq summary{cursor:pointer; font-weight:600; font-size:1.02rem; letter-spacing:-.015em;
  list-style:none; display:flex; justify-content:space-between; gap:18px; align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+"; font-weight:400; font-size:1.5rem; line-height:1; color:var(--gold); transition:transform .25s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin-top:12px; color:var(--ink-2); font-size:.96rem; line-height:1.6}
.faq details p strong{color:var(--ink)}

/* ---------- Footer ---------- */
footer{background:var(--bg-deep); border-top:1px solid var(--line); padding:56px 0 40px; font-size:.86rem}
.foot-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:34px}
.foot-grid h4{margin:0 0 12px; font-size:.78rem; text-transform:uppercase; letter-spacing:.14em; color:var(--gold); font-weight:600}
.foot-grid a, .foot-grid p{color:var(--ink-2); line-height:1.85; display:block}
.foot-grid a:hover{color:var(--ink)}
.foot-grid .foot-brand{display:flex; align-items:center; gap:10px; margin-bottom:12px}
.foot-grid .foot-brand img{width:28px; height:auto}
.foot-grid .foot-brand .wordmark{font-size:1.25rem}
.legal{margin-top:38px; padding-top:22px; border-top:1px solid var(--line); color:var(--ink-3); font-size:.78rem; line-height:1.7}
@media (max-width:720px){ .foot-grid{grid-template-columns:1fr; gap:26px} }

/* Botón flotante */
.fab{position:fixed; right:18px; bottom:18px; z-index:60; width:56px; height:56px; border-radius:50%;
  background:var(--wa); color:#04240f; display:grid; place-items:center;
  box-shadow:0 10px 30px rgba(0,0,0,.55); transition:transform .25s var(--ease)}
.fab:hover{transform:scale(1.09)}
.fab svg{width:29px; height:29px}

/* Reveal */
.rv{opacity:0; transform:translateY(22px); transition:opacity .7s var(--ease), transform .7s var(--ease)}
.rv.in{opacity:1; transform:none}
@media (prefers-reduced-motion: reduce){ .rv{opacity:1; transform:none; transition:none} }

/* ---------- Móvil ---------- */
@media (max-width:560px){
  .grid{grid-template-columns:repeat(2,1fr); gap:12px}
  .card{padding:10px 10px 12px; border-radius:15px}
  .card h3{font-size:.84rem; min-height:2.4em}
  .card .price{font-size:.98rem; margin-top:6px}
  .card .btn{font-size:.82rem; padding:9px 10px; margin-top:10px; gap:6px}
  .tag{font-size:.58rem; letter-spacing:.09em; margin-bottom:6px}
  section{padding:64px 0}
  .hero{padding-top:48px}
  .hero-logo{width:76px}
  .hero-actions .btn{width:100%; max-width:340px}
  .tagline{letter-spacing:.24em; font-size:.72rem}
  .strip{padding:32px 24px; border-radius:22px}
  .strip .btn{width:100%}
  .panel{padding:28px 24px; border-radius:20px}
  .shelf-track img{width:104px; height:104px}
}