/* ===========================================================
   TurboX · Tienda Auto/Coche — estilos autocontenidos (sin CDNs)
   Paleta automotriz: fondo oscuro + naranja turbo + cyan LED
   =========================================================== */

:root{
  --bg:        #0b0e13;
  --bg-2:      #0f151d;
  --surface:   #131b25;
  --surface-2: #1a2431;
  --line:      #26313f;
  --text:      #eaf0f6;
  --muted:     #93a1b0;
  --accent:    #ff7a1a;   /* naranja turbo */
  --accent-2:  #26d4ff;   /* cyan LED */
  --danger:    #ff6b6b;
  --radius:    16px;
  --radius-sm: 10px;
  --shadow:    0 18px 50px rgba(0,0,0,.45);
  --maxw:      1180px;
  --font:      "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{ color:inherit; text-decoration:none; }
img,svg{ display:block; max-width:100%; }
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 20px; }
.muted{ color:var(--muted); }

/* ===== Botones ===== */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5rem;
  border:none; cursor:pointer; font-weight:700; font-size:1rem;
  padding:.85rem 1.5rem; border-radius:999px; transition:transform .15s ease, box-shadow .2s ease, background .2s ease;
  font-family:inherit;
}
.btn:active{ transform:translateY(1px); }
.btn-primary{ background:var(--accent); color:#0b0e13; }
.btn-primary:hover{ box-shadow:0 0 0 4px rgba(255,122,26,.18); }
.btn-dark{ background:var(--surface-2); color:var(--text); border:1px solid var(--line); }
.btn-dark:hover{ border-color:var(--accent); }
.btn-ghost{ background:transparent; color:var(--text); border:1px solid var(--line); }
.btn-ghost:hover{ border-color:var(--accent-2); color:var(--accent-2); }
.btn-block{ width:100%; }
.btn-lg{ padding:1.05rem 2rem; font-size:1.08rem; }

/* ===== Barra superior ===== */
.topbar{
  background:linear-gradient(90deg,var(--accent-2),var(--accent));
  color:#06121a; text-align:center; font-weight:700; font-size:.82rem;
  padding:.5rem 12px; letter-spacing:.2px;
}

/* ===== Header ===== */
.site-header{
  position:sticky; top:0; z-index:40;
  background:rgba(10,14,20,.82);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{ display:flex; align-items:center; gap:1.5rem; height:68px; }
.brand{ display:flex; align-items:center; gap:.5rem; font-weight:800; font-size:1.32rem; letter-spacing:-.5px; }
.brand-mark{ width:30px; height:30px; }
.brand-mark rect{ fill:var(--surface-2); }
.brand-mark path{ stroke:var(--accent); stroke-width:2.5; stroke-linecap:round; fill:none; }
.brand b{ color:var(--accent); }
.main-nav{ display:flex; gap:1.6rem; margin-left:auto; }
.main-nav a{ font-weight:600; color:var(--muted); font-size:.98rem; padding:.3rem 0; position:relative; transition:color .2s; }
.main-nav a:hover, .main-nav a.active{ color:var(--text); }
.main-nav a.active::after{ content:""; position:absolute; left:0; right:0; bottom:-4px; height:2px; background:var(--accent); border-radius:2px; }
.header-actions{ display:flex; align-items:center; gap:.6rem; }
.btn-cart{
  position:relative; background:var(--surface); border:1px solid var(--line);
  width:44px; height:44px; border-radius:12px; color:var(--text); cursor:pointer;
  display:grid; place-items:center; transition:border-color .2s;
}
.btn-cart:hover{ border-color:var(--accent); }
.btn-cart svg{ width:22px; height:22px; }
.cart-count{
  position:absolute; top:-6px; right:-6px; background:var(--accent); color:#0b0e13;
  font-size:.72rem; font-weight:800; min-width:19px; height:19px; border-radius:999px;
  display:grid; place-items:center; padding:0 4px;
}
.btn-burger{ display:none; background:none; border:none; color:var(--text); font-size:1.5rem; cursor:pointer; }

/* ===== Hero ===== */
.hero{
  position:relative; overflow:hidden;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(38,212,255,.18), transparent 60%),
    radial-gradient(700px 500px at 10% 110%, rgba(255,122,26,.12), transparent 55%),
    var(--bg);
}
.hero-inner{ display:grid; grid-template-columns:1.05fr .95fr; gap:2rem; align-items:center; padding:4.5rem 0 4rem; }
.hero-eyebrow{
  display:inline-flex; align-items:center; gap:.5rem; background:var(--surface);
  border:1px solid var(--line); color:var(--accent-2); font-weight:700; font-size:.8rem;
  padding:.4rem .9rem; border-radius:999px; margin-bottom:1.2rem;
}
.hero h1{ font-size:clamp(2.2rem,5vw,3.6rem); line-height:1.05; letter-spacing:-1.5px; margin-bottom:1rem; }
.hero h1 .hl{ color:var(--accent); }
.hero p.lead{ color:var(--muted); font-size:1.12rem; max-width:34rem; margin-bottom:1.8rem; }
.hero-cta{ display:flex; gap:.8rem; flex-wrap:wrap; }
.hero-stats{ display:flex; gap:2rem; margin-top:2.4rem; }
.hero-stats .num{ font-size:1.7rem; font-weight:800; color:var(--text); }
.hero-stats .lbl{ font-size:.82rem; color:var(--muted); }
.hero-visual{ position:relative; }
.hero-card{
  background:linear-gradient(160deg,var(--surface-2),var(--surface));
  border:1px solid var(--line); border-radius:24px; padding:1.4rem; box-shadow:var(--shadow);
}
.hero-card .art{ border-radius:16px; overflow:hidden; background:var(--bg-2); }
.hero-badge{
  position:absolute; bottom:-14px; left:-14px; background:var(--accent); color:#0b0e13;
  font-weight:800; padding:.7rem 1.1rem; border-radius:14px; box-shadow:var(--shadow); font-size:.92rem;
}

/* ===== Secciones genéricas ===== */
.section{ padding:4rem 0; }
.section-head{ text-align:center; max-width:40rem; margin:0 auto 2.5rem; }
.section-head .kicker{ color:var(--accent-2); font-weight:700; letter-spacing:2px; text-transform:uppercase; font-size:.78rem; }
.section-head h2{ font-size:clamp(1.8rem,3.5vw,2.6rem); letter-spacing:-1px; margin:.4rem 0 .6rem; }
.section-head p{ color:var(--muted); }

/* ===== Beneficios ===== */
.benefits{ display:grid; grid-template-columns:repeat(4,1fr); gap:1rem; }
.benefit{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  padding:1.6rem 1.3rem; transition:transform .2s, border-color .2s;
}
.benefit:hover{ transform:translateY(-4px); border-color:var(--accent); }
.benefit .ico{ width:48px; height:48px; border-radius:12px; display:grid; place-items:center; background:rgba(38,212,255,.12); margin-bottom:.9rem; }
.benefit .ico svg{ width:26px; height:26px; stroke:var(--accent-2); fill:none; stroke-width:1.8; }
.benefit h3{ font-size:1.05rem; margin-bottom:.3rem; }
.benefit p{ color:var(--muted); font-size:.9rem; }

/* ===== Grid de productos ===== */
.product-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; }
.product-grid.cols-4{ grid-template-columns:repeat(4,1fr); }
.card{
  background:var(--surface); border:1px solid var(--line); border-radius:var(--radius);
  overflow:hidden; display:flex; flex-direction:column; transition:transform .2s, border-color .2s, box-shadow .2s;
}
.card:hover{ transform:translateY(-6px); border-color:var(--accent); box-shadow:var(--shadow); }
.card-media{ position:relative; aspect-ratio:1/1; background:var(--bg-2); cursor:pointer; }
.card-media svg{ width:100%; height:100%; }
.card-tag{
  position:absolute; top:12px; left:12px; background:var(--accent); color:#0b0e13;
  font-weight:800; font-size:.72rem; padding:.28rem .6rem; border-radius:999px;
}
.card-body{ padding:1.1rem 1.15rem 1.25rem; display:flex; flex-direction:column; flex:1; }
.card-body h3{ font-size:1.06rem; margin-bottom:.25rem; cursor:pointer; }
.card-body h3:hover{ color:var(--accent); }
.card-desc{ color:var(--muted); font-size:.86rem; margin-bottom:.8rem; flex:1; }
.stars{ color:var(--accent); font-size:.82rem; letter-spacing:1px; margin-bottom:.5rem; }
.stars span{ color:var(--muted); margin-left:.35rem; }
.price-row{ display:flex; align-items:baseline; gap:.5rem; margin-bottom:.9rem; }
.price{ font-size:1.32rem; font-weight:800; }
.price-old{ color:var(--muted); text-decoration:line-through; font-size:.95rem; }
.card-actions{ display:flex; gap:.5rem; }
.card-actions .btn{ flex:1; padding:.7rem .8rem; font-size:.92rem; }

/* ===== Banda CTA ===== */
.cta-band{
  background:linear-gradient(120deg,rgba(38,212,255,.14),rgba(255,122,26,.1)),var(--surface);
  border:1px solid var(--line); border-radius:24px; padding:3rem; text-align:center;
}
.cta-band h2{ font-size:clamp(1.7rem,3.5vw,2.4rem); letter-spacing:-1px; margin-bottom:.6rem; }
.cta-band p{ color:var(--muted); max-width:32rem; margin:0 auto 1.5rem; }

/* ===== Página de producto ===== */
.pdp{ display:grid; grid-template-columns:1fr 1fr; gap:2.5rem; padding:2.5rem 0 1rem; }
.pdp-gallery .main-img{ background:var(--bg-2); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; aspect-ratio:1/1; }
.pdp-thumbs{ display:flex; gap:.7rem; margin-top:.8rem; }
.pdp-thumbs button{ width:70px; height:70px; border-radius:12px; overflow:hidden; border:2px solid var(--line); background:var(--bg-2); cursor:pointer; padding:0; }
.pdp-thumbs button.active{ border-color:var(--accent); }
.pdp-info .breadcrumb{ color:var(--muted); font-size:.85rem; margin-bottom:.8rem; }
.pdp-info .breadcrumb a:hover{ color:var(--accent); }
.pdp-info h1{ font-size:clamp(1.7rem,3vw,2.3rem); letter-spacing:-.8px; margin-bottom:.5rem; }
.pdp-price{ font-size:1.9rem; font-weight:800; margin:.6rem 0; }
.pdp-price .price-old{ font-size:1.1rem; }
.pdp-desc{ color:var(--muted); margin:1rem 0 1.3rem; }
.variant-group{ margin-bottom:1.2rem; }
.variant-group label{ display:block; font-weight:700; font-size:.85rem; margin-bottom:.5rem; color:var(--text); }
.variant-opts{ display:flex; flex-wrap:wrap; gap:.5rem; }
.variant-opts button{
  background:var(--surface); border:1px solid var(--line); color:var(--text);
  padding:.55rem 1rem; border-radius:10px; cursor:pointer; font-weight:600; font-size:.9rem; transition:.15s;
}
.variant-opts button:hover{ border-color:var(--accent-2); }
.variant-opts button.active{ border-color:var(--accent); background:rgba(255,122,26,.1); }
.qty-row{ display:flex; align-items:center; gap:1rem; margin-bottom:1.3rem; }
.qty{ display:flex; align-items:center; border:1px solid var(--line); border-radius:10px; overflow:hidden; }
.qty button{ background:var(--surface); border:none; color:var(--text); width:40px; height:44px; font-size:1.2rem; cursor:pointer; }
.qty input{ width:48px; height:44px; text-align:center; background:var(--bg-2); border:none; color:var(--text); font-size:1rem; font-weight:700; }
.pdp-buy{ display:flex; flex-direction:column; gap:.7rem; margin-bottom:1.4rem; }
.variant-id-hint{ font-size:.75rem; color:var(--muted); background:var(--bg-2); border:1px dashed var(--line); border-radius:8px; padding:.5rem .7rem; margin-bottom:1.2rem; font-family:ui-monospace,Consolas,monospace; }
.variant-id-hint code{ color:var(--accent-2); }
.pdp-features{ list-style:none; display:grid; gap:.6rem; }
.pdp-features li{ display:flex; gap:.6rem; align-items:flex-start; color:var(--muted); font-size:.92rem; }
.pdp-features li::before{ content:"✓"; color:var(--accent); font-weight:800; }
.trust-row{ display:flex; gap:1.2rem; flex-wrap:wrap; margin-top:1.4rem; padding-top:1.4rem; border-top:1px solid var(--line); }
.trust-row div{ display:flex; align-items:center; gap:.5rem; color:var(--muted); font-size:.85rem; }
.trust-row b{ color:var(--text); }

/* ===== Reseñas ===== */
.reviews{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; }
.review{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:1.4rem; }
.review .stars{ margin-bottom:.5rem; }
.review p{ font-size:.92rem; margin-bottom:.9rem; }
.review .who{ display:flex; align-items:center; gap:.6rem; }
.review .avatar{ width:34px; height:34px; border-radius:50%; background:linear-gradient(135deg,var(--accent),var(--accent-2)); color:#0b0e13; display:grid; place-items:center; font-weight:800; font-size:.85rem; }
.review .who b{ font-size:.9rem; } .review .who span{ font-size:.78rem; color:var(--muted); }

/* ===== Páginas de texto ===== */
.page{ padding:3rem 0; }
.page-hero{ text-align:center; padding:3rem 0 1rem; }
.page-hero h1{ font-size:clamp(2rem,4vw,3rem); letter-spacing:-1px; margin-bottom:.6rem; }
.page-hero p{ color:var(--muted); max-width:38rem; margin:0 auto; }
.prose{ max-width:52rem; margin:0 auto; }
.prose h2{ font-size:1.4rem; margin:2rem 0 .7rem; letter-spacing:-.5px; }
.prose p{ color:var(--muted); margin-bottom:1rem; }
.prose ul{ color:var(--muted); margin:0 0 1rem 1.2rem; }
.prose li{ margin-bottom:.4rem; }
.info-cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; margin:2rem 0; }
.info-card{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:1.6rem; }
.info-card .ico{ font-size:1.7rem; margin-bottom:.6rem; }
.info-card h3{ margin-bottom:.4rem; }
.info-card p{ color:var(--muted); font-size:.9rem; }

/* Nosotros */
.about-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:2.5rem; align-items:center; }
.about-art{ border-radius:var(--radius); overflow:hidden; border:1px solid var(--line); background:var(--bg-2); }
.value-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; margin-top:2.5rem; }

/* Contacto */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:2.5rem; }
.field{ margin-bottom:1.1rem; }
.field label{ display:block; font-weight:600; font-size:.88rem; margin-bottom:.4rem; }
.field input, .field textarea{
  width:100%; background:var(--surface); border:1px solid var(--line); color:var(--text);
  border-radius:10px; padding:.8rem 1rem; font-family:inherit; font-size:.95rem;
}
.field input:focus, .field textarea:focus{ outline:none; border-color:var(--accent); }
.field textarea{ min-height:130px; resize:vertical; }
.contact-info li{ list-style:none; display:flex; gap:.8rem; margin-bottom:1.2rem; }
.contact-info .ico{ font-size:1.3rem; }
.contact-info b{ display:block; }
.form-ok{ background:rgba(38,212,255,.12); border:1px solid var(--accent-2); color:var(--accent-2); padding:.9rem 1rem; border-radius:10px; margin-bottom:1rem; display:none; }
.form-ok.show{ display:block; }

/* ===== Carrito drawer ===== */
.cart-overlay{ position:fixed; inset:0; background:rgba(0,0,0,.55); opacity:0; visibility:hidden; transition:.25s; z-index:50; }
.cart-overlay.open{ opacity:1; visibility:visible; }
.cart-drawer{
  position:fixed; top:0; right:0; height:100%; width:400px; max-width:92vw;
  background:var(--bg-2); border-left:1px solid var(--line); z-index:51;
  transform:translateX(100%); transition:transform .3s cubic-bezier(.4,0,.2,1);
  display:flex; flex-direction:column;
}
.cart-drawer.open{ transform:translateX(0); }
.cart-head{ display:flex; align-items:center; justify-content:space-between; padding:1.3rem 1.4rem; border-bottom:1px solid var(--line); }
.cart-head h3{ font-size:1.2rem; }
.cart-close{ background:none; border:none; color:var(--muted); font-size:1.2rem; cursor:pointer; }
.cart-close:hover{ color:var(--text); }
.cart-items{ flex:1; overflow-y:auto; padding:1rem 1.4rem; }
.cart-empty{ text-align:center; color:var(--muted); padding:3rem 1rem; }
.cart-empty .big{ font-size:2.5rem; margin-bottom:.5rem; }
.cart-line{ display:flex; gap:.9rem; padding:.9rem 0; border-bottom:1px solid var(--line); }
.cart-line .thumb{ width:64px; height:64px; border-radius:10px; overflow:hidden; background:var(--surface); flex-shrink:0; }
.cart-line .meta{ flex:1; min-width:0; }
.cart-line .meta h4{ font-size:.92rem; margin-bottom:.15rem; }
.cart-line .meta .v{ font-size:.78rem; color:var(--muted); }
.cart-line .meta .p{ font-weight:700; margin-top:.3rem; }
.cart-line .lqty{ display:flex; align-items:center; gap:.4rem; margin-top:.4rem; }
.cart-line .lqty button{ width:26px; height:26px; border-radius:7px; border:1px solid var(--line); background:var(--surface); color:var(--text); cursor:pointer; font-size:.9rem; }
.cart-line .lqty span{ min-width:22px; text-align:center; font-size:.9rem; }
.cart-line .rm{ background:none; border:none; color:var(--muted); cursor:pointer; font-size:.8rem; align-self:flex-start; }
.cart-line .rm:hover{ color:var(--danger); }
.cart-foot{ padding:1.2rem 1.4rem; border-top:1px solid var(--line); }
.cart-total{ display:flex; justify-content:space-between; align-items:center; font-size:1.05rem; margin-bottom:.3rem; }
.cart-total strong{ font-size:1.4rem; }
.cart-note{ color:var(--muted); font-size:.78rem; margin-bottom:1rem; }
.cart-foot .btn{ margin-bottom:.6rem; }

/* ===== Página de carrito (/carrito) ===== */
.cartpage-grid{ display:grid; grid-template-columns:1.6fr .9fr; gap:2rem; align-items:start; }
.cartpage-list{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:.4rem 1.3rem; }
.cartpage-head{ display:grid; grid-template-columns:1fr auto auto; gap:1rem; padding:1rem 0 .6rem; border-bottom:1px solid var(--line); color:var(--muted); font-size:.78rem; text-transform:uppercase; letter-spacing:1px; }
.cartpage-head span:nth-child(2){ text-align:center; } .cartpage-head span:nth-child(3){ text-align:right; }
.cartpage-line{ display:grid; grid-template-columns:64px 1fr auto auto; gap:1rem; align-items:center; padding:1.1rem 0; border-bottom:1px solid var(--line); }
.cartpage-line .thumb{ width:64px; height:64px; border-radius:10px; overflow:hidden; background:var(--bg-2); }
.cartpage-line .meta h4{ font-size:.98rem; margin-bottom:.2rem; }
.cartpage-line .meta .v{ font-size:.78rem; color:var(--muted); margin-bottom:.4rem; }
.cartpage-line .meta .v code{ color:var(--accent-2); font-size:.72rem; }
.cartpage-line .meta .rm{ background:none; border:none; color:var(--muted); cursor:pointer; font-size:.8rem; padding:0; }
.cartpage-line .meta .rm:hover{ color:var(--danger); }
.cartpage-line .lqty{ display:flex; align-items:center; gap:.4rem; }
.cartpage-line .lqty button{ width:30px; height:30px; border-radius:8px; border:1px solid var(--line); background:var(--surface); color:var(--text); cursor:pointer; font-size:1rem; }
.cartpage-line .lqty span{ min-width:24px; text-align:center; font-weight:700; }
.cartpage-line .line-total{ font-weight:800; text-align:right; min-width:90px; }
.cartpage-summary{ background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:1.5rem; position:sticky; top:90px; }
.cartpage-summary h3{ margin-bottom:1rem; }
.sum-row{ display:flex; justify-content:space-between; align-items:center; font-size:.92rem; margin-bottom:.7rem; }
.sum-total{ display:flex; justify-content:space-between; align-items:center; font-size:1.1rem; font-weight:800; padding-top:.9rem; margin:.3rem 0 1.1rem; border-top:1px solid var(--line); }
.sum-total strong{ font-size:1.5rem; }
.cartpage-summary .btn{ margin-bottom:.7rem; }

/* ===== Toast ===== */
.toast{
  position:fixed; bottom:24px; left:50%; transform:translateX(-50%) translateY(120%);
  background:var(--accent); color:#0b0e13; font-weight:700; padding:.85rem 1.4rem;
  border-radius:12px; box-shadow:var(--shadow); z-index:60; transition:transform .3s; font-size:.92rem;
}
.toast.show{ transform:translateX(-50%) translateY(0); }

/* ===== Responsivo ===== */
@media (max-width:960px){
  .hero-inner{ grid-template-columns:1fr; }
  .hero-visual{ order:-1; max-width:420px; }
  .benefits{ grid-template-columns:repeat(2,1fr); }
  .product-grid, .product-grid.cols-4{ grid-template-columns:repeat(2,1fr); }
  .pdp{ grid-template-columns:1fr; }
  .reviews, .info-cards, .value-grid{ grid-template-columns:1fr; }
  .about-grid, .contact-grid{ grid-template-columns:1fr; }
}
@media (max-width:640px){
  .main-nav{ position:fixed; top:0; right:0; height:100vh; width:250px; flex-direction:column;
    background:var(--bg-2); border-left:1px solid var(--line); padding:5rem 1.5rem; gap:1rem;
    transform:translateX(100%); transition:transform .3s; margin-left:0; z-index:45; }
  .main-nav.open{ transform:translateX(0); }
  .btn-burger{ display:block; }
  .benefits{ grid-template-columns:1fr; }
  .product-grid, .product-grid.cols-4{ grid-template-columns:1fr; }
  .hero-stats{ gap:1.2rem; }
  .cta-band{ padding:2rem 1.3rem; }
  .section{ padding:3rem 0; }
}