/* ============================================================
   NODE ZERO — PÁGINA DE PRODUCTO PREMIUM
   Paleta y tipografías heredadas del lookbook/tienda:
   negro núcleo + verde lima + rojo casa · Space Mono / Syne.
   Autocontenido, sin CDNs.
   ============================================================ */
:root{
  --bg:#050505; --bg-2:#0d0d0f; --panel:#101013;
  --text:#F0F0F2; --green:#CCFF00; --red:#5A0001; --orange:#E8541E;
  --carbon:#1A1A1D; --gray:#8A8A90;
  --syne:"Syne","Arial Black","Segoe UI",sans-serif;
  --mono:"Space Mono","Consolas",monospace;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);color:var(--text);
  font-family:var(--mono);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.015) 0 1px,transparent 1px 3px);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--syne);font-weight:800;text-transform:uppercase;line-height:1.02;margin:0}

/* ---------- barra superior ---------- */
.pp-nav{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;
  padding:18px clamp(18px,4vw,48px);border-bottom:1px solid var(--carbon)}
.pp-nav .brand{font-family:var(--syne);font-weight:800;letter-spacing:.04em;font-size:1.05rem}
.pp-nav .brand b{color:var(--green)}
.pp-nav .links{display:flex;gap:20px;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gray)}
.pp-nav .links a:hover{color:var(--green)}
@media (max-width:640px){ .pp-nav .links a:not(.cta){display:none} }

.pp-wrap{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:clamp(18px,4vw,40px)}
.pp-crumb{font-size:.76rem;letter-spacing:.14em;color:var(--gray);text-transform:uppercase;margin-bottom:22px}
.pp-crumb a{color:var(--green)}

/* ---------- HERO ---------- */
.pp-hero{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:clamp(24px,4vw,60px);align-items:start}
.pp-media{position:relative}
.pp-media .mk-stage{border-radius:18px;border:1px solid var(--carbon);
  box-shadow:0 40px 90px -40px rgba(0,0,0,.95)}
.pp-badge{position:absolute;top:14px;left:14px;z-index:3;background:var(--green);color:#000;
  font-weight:700;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;padding:6px 10px;border-radius:6px}

.pp-line{color:var(--green);letter-spacing:.28em;font-size:.76rem;text-transform:uppercase;margin-bottom:14px}
.pp-title{font-size:clamp(2rem,4.4vw,3.3rem);letter-spacing:-.01em;overflow-wrap:break-word;
  background:linear-gradient(180deg,#fff,#c3c3c8);-webkit-background-clip:text;background-clip:text;color:transparent}
.pp-note{font-family:var(--mono);color:var(--gray);letter-spacing:.06em;margin:10px 0 20px;font-size:.9rem}
.pp-price{font-family:var(--syne);font-weight:800;font-size:2rem;color:var(--green);margin-bottom:6px}
.pp-price small{font-family:var(--mono);font-weight:400;font-size:.7rem;color:var(--gray);letter-spacing:.1em;margin-left:8px;text-transform:uppercase}
.pp-desc{color:#cfcfd4;max-width:48ch;margin:18px 0 8px;font-size:1rem}

.pp-label{font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gray);margin:26px 0 10px}
.pp-sizes{display:flex;flex-wrap:wrap;gap:8px}
.pp-sizes button{
  font-family:var(--mono);font-size:.86rem;font-weight:700;color:var(--text);
  background:var(--bg-2);border:1px solid var(--carbon);border-radius:8px;padding:11px 15px;
  cursor:pointer;transition:.14s;min-width:48px}
.pp-sizes button:hover{border-color:var(--gray)}
.pp-sizes button.sel{background:var(--green);color:#000;border-color:var(--green)}

.pp-buy{display:inline-flex;align-items:center;justify-content:center;gap:10px;width:100%;
  margin-top:22px;background:var(--green);color:#000;font-family:var(--syne);font-weight:800;
  text-transform:uppercase;letter-spacing:.06em;font-size:1rem;border:0;border-radius:10px;
  padding:16px 22px;cursor:pointer;transition:.14s}
.pp-buy:hover{filter:brightness(1.08);transform:translateY(-2px)}
.pp-secure{color:var(--gray);font-size:.72rem;margin-top:12px;letter-spacing:.04em}

.pp-spec{margin-top:26px;border-top:1px solid var(--carbon)}
.pp-spec div{display:flex;justify-content:space-between;gap:14px;padding:11px 0;
  border-bottom:1px solid rgba(255,255,255,.05);font-size:.86rem}
.pp-spec span{color:var(--gray);text-transform:uppercase;letter-spacing:.08em;font-size:.72rem}
.pp-spec b{color:var(--text);text-align:right}

/* ---------- SECCIONES INFERIORES ---------- */
.pp-sections{margin-top:clamp(40px,7vw,88px);display:grid;gap:clamp(26px,4vw,44px)}
.pp-sec{border:1px solid var(--carbon);border-radius:16px;background:var(--bg-2);
  padding:clamp(22px,3.5vw,38px)}
.pp-sec > .sh{color:var(--green);letter-spacing:.2em;font-size:.74rem;text-transform:uppercase;margin-bottom:6px}
.pp-sec h2{font-size:clamp(1.4rem,3vw,2rem);margin-bottom:16px}
.pp-sec p{color:#cfcfd4;max-width:70ch;margin-bottom:12px}
.pp-sec p:last-child{margin-bottom:0}

/* tabla de tallas */
.pp-tablewrap{overflow-x:auto;border-radius:10px;border:1px solid var(--carbon)}
table.pp-table{border-collapse:collapse;width:100%;min-width:520px;font-family:var(--mono);font-size:.86rem}
.pp-table th,.pp-table td{padding:11px 14px;text-align:center;border-bottom:1px solid var(--carbon)}
.pp-table thead th{background:var(--panel);color:var(--green);text-transform:uppercase;
  letter-spacing:.1em;font-size:.72rem;font-weight:700}
.pp-table tbody tr:nth-child(even){background:rgba(255,255,255,.02)}
.pp-table td:first-child,.pp-table th:first-child{text-align:left;color:var(--text);font-weight:700}
.pp-table tbody td{color:#cfcfd4}
.pp-tnote{color:var(--gray);font-size:.76rem;margin-top:12px;letter-spacing:.03em}
.pp-unit{display:inline-flex;gap:2px;margin:0 0 14px;border:1px solid var(--carbon);border-radius:8px;overflow:hidden}
.pp-unit button{background:var(--bg);color:var(--gray);border:0;padding:8px 16px;cursor:pointer;
  font-family:var(--mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase}
.pp-unit button.sel{background:var(--green);color:#000;font-weight:700}

/* materiales / envíos en dos columnas de datos */
.pp-facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-top:6px}
.pp-fact{background:var(--panel);border:1px solid var(--carbon);border-radius:10px;padding:16px}
.pp-fact .k{color:var(--green);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:6px}
.pp-fact .v{color:#e6e6ea;font-size:.9rem;line-height:1.5}

/* FAQ */
.pp-faq details{border-bottom:1px solid var(--carbon);padding:4px 0}
.pp-faq summary{cursor:pointer;list-style:none;padding:16px 4px;font-family:var(--syne);font-weight:700;
  text-transform:uppercase;font-size:.98rem;letter-spacing:.02em;display:flex;justify-content:space-between;gap:14px}
.pp-faq summary::-webkit-details-marker{display:none}
.pp-faq summary::after{content:"+";color:var(--green);font-size:1.3rem;line-height:1}
.pp-faq details[open] summary::after{content:"–"}
.pp-faq .a{color:#cfcfd4;padding:0 4px 18px;max-width:74ch}

/* CTA de cierre + footer */
.pp-outro{text-align:center;padding:clamp(50px,9vw,100px) 24px;border-top:1px solid var(--carbon);margin-top:clamp(40px,7vw,80px)}
.pp-outro h2{font-size:clamp(1.6rem,5vw,3rem);
  background:linear-gradient(180deg,#fff,#bdbdc2);-webkit-background-clip:text;background-clip:text;color:transparent}
.pp-outro .btn{display:inline-block;margin-top:22px;border:2px solid var(--green);color:var(--green);
  font-family:var(--syne);font-weight:800;text-transform:uppercase;letter-spacing:.06em;
  padding:14px 26px;border-radius:10px;transition:.14s}
.pp-outro .btn:hover{background:var(--green);color:#000}
.pp-foot{text-align:center;color:var(--gray);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;
  padding:26px;border-top:1px solid var(--carbon)}

/* ---------- responsive ---------- */
@media (max-width:820px){
  .pp-hero{grid-template-columns:1fr;gap:26px}
  .pp-media{max-width:520px;margin:0 auto;width:100%}
}