:root{
  --azul-900:#002B5C; --azul-700:#003366; --azul-500:#005EB8;
  --azul-100:#E3EEF9; --amarillo:#FFD200; --grafito:#1A1A1A;
  --gris:#64748B; --gris-claro:#E2E8F0; --fondo:#F8F9FA;
  --verde-wa:#25D366; --rojo:#D63031; --blanco:#fff;
}
*{margin:0;padding:0;box-sizing:border-box;font-family:'Inter',sans-serif}
body{background:var(--fondo);color:var(--grafito);line-height:1.6}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;color:var(--azul-700);line-height:1.15}
a{text-decoration:none}
img{max-width:100%}
.contenedor{max-width:1200px;margin:0 auto;padding:0 4%}

/* ===== HEADER ===== */
header{background:var(--azul-700);color:#fff;position:sticky;top:0;z-index:100;box-shadow:0 2px 10px rgba(0,0,0,.15)}
.header-top{display:flex;align-items:center;justify-content:space-between;padding:14px 4%;max-width:1300px;margin:0 auto;gap:20px}
.logo{font-family:'Space Grotesk';font-weight:700;font-size:1.7rem;letter-spacing:-1px;color:#fff}
.logo span{color:var(--amarillo)}
nav ul{list-style:none;display:flex;gap:24px;flex-wrap:wrap}
nav a{color:#fff;font-weight:500;font-size:.93rem;transition:.3s}
nav a:hover,nav a.activo{color:var(--amarillo)}
.btn-header{background:var(--verde-wa);color:#fff;padding:9px 18px;border-radius:6px;font-weight:600;font-size:.85rem;display:inline-flex;gap:6px;align-items:center}
.btn-header:hover{filter:brightness(1.1)}

/* ===== BOTONES ===== */
.btn{display:inline-block;padding:13px 28px;border:none;border-radius:6px;font-weight:600;cursor:pointer;font-family:'Space Grotesk';font-size:1rem;transition:.2s;text-align:center}
.btn-amarillo{background:var(--amarillo);color:var(--azul-700);box-shadow:0 4px 14px rgba(255,210,0,.35)}
.btn-amarillo:hover{transform:translateY(-2px)}
.btn-azul{background:var(--azul-500);color:#fff}
.btn-azul:hover{background:var(--azul-700)}
.btn-outline{background:transparent;color:#fff;border:2px solid #fff}
.btn-outline:hover{background:#fff;color:var(--azul-700)}
.btn-wa{background:var(--verde-wa);color:#fff;padding:10px 18px;border-radius:6px;font-weight:600;font-size:.87rem;display:inline-block}
.btn-wa:hover{filter:brightness(1.08)}

/* ===== HERO ===== */
.hero{
  position:relative;
  color:#fff;text-align:center;padding:95px 20px 130px;
  background:
    linear-gradient(115deg, rgba(0,32,76,.96) 0%, rgba(0,51,102,.90) 45%, rgba(0,94,184,.82) 100%),
    repeating-linear-gradient(115deg, rgba(255,210,0,.045) 0 2px, transparent 2px 90px),
    url('../../imagenes/rally.jpg') center/cover no-repeat;
}
.hero h1{color:#fff;font-size:3rem;max-width:750px;margin:0 auto 16px}
.hero h1 em{font-style:normal;color:var(--amarillo)}
.hero p{font-size:1.15rem;max-width:600px;margin:0 auto 28px;opacity:.92}

/* ===== BUSCADOR ===== */
.buscador-wrap{background:#fff;max-width:950px;margin:-65px auto 0;position:relative;z-index:10;padding:30px 34px;border-radius:14px;box-shadow:0 14px 40px rgba(0,0,0,.14)}
.buscador-wrap h3{margin-bottom:6px;font-size:1.25rem;text-align:center}
.buscador-wrap p.sub{text-align:center;color:var(--gris);font-size:.9rem;margin-bottom:20px}
.search-grid{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:12px}
select,input[type=text],input[type=email],input[type=tel],input[type=number],textarea{
  width:100%;padding:12px 14px;border:1.5px solid var(--gris-claro);border-radius:7px;font-size:.95rem;background:#fff;transition:.2s}
select:focus,input:focus,textarea:focus{outline:none;border-color:var(--azul-500);box-shadow:0 0 0 3px rgba(0,94,184,.12)}
#resultados{margin-top:22px;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.res-card{border:1.5px solid var(--azul-100);border-radius:10px;padding:16px;background:var(--fondo)}
.res-card .vis{display:inline-block;background:rgba(0,94,184,.1);color:var(--azul-500);padding:3px 10px;border-radius:20px;font-size:.76rem;font-weight:700;margin-bottom:8px}
.res-card h4{font-size:.95rem;margin-bottom:6px}
.res-card .precio{font-weight:700;color:var(--azul-700);font-size:1.1rem;margin-bottom:10px}
.res-card .nota{font-size:.78rem;color:var(--gris);margin-bottom:10px}

/* ===== TRUST BAR ===== */
.trust-bar{display:flex;justify-content:center;flex-wrap:wrap;gap:36px;padding:38px 20px;background:var(--fondo)}
.trust-item{display:flex;align-items:center;gap:10px;color:var(--azul-700);font-weight:600;font-size:.92rem}
.trust-item svg{width:26px;height:26px;stroke:var(--azul-500)}

/* ===== SECCIONES ===== */
.section{padding:64px 4%;max-width:1200px;margin:0 auto}
.section-blanco{background:#fff}
.section-title{text-align:center;font-size:2rem;margin-bottom:12px}
.section-sub{text-align:center;color:var(--gris);margin-bottom:42px;max-width:620px;margin-inline:auto}

/* ===== CATEGORÍAS ===== */
.categories-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.category-card{background:linear-gradient(135deg,var(--azul-700),var(--azul-500));color:#fff;padding:38px 30px;border-radius:12px;transition:.3s;position:relative;overflow:hidden}
.category-card:hover{transform:translateY(-5px);box-shadow:0 12px 26px rgba(0,51,102,.25)}
.category-card h3{color:#fff;font-size:1.45rem;margin-bottom:8px}
.category-card p{opacity:.85;font-size:.9rem}
.category-card .flecha{position:absolute;right:22px;bottom:22px;color:var(--amarillo);font-weight:700}

/* ===== PRODUCTOS ===== */
.products-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.product-card{background:#fff;border:1px solid var(--gris-claro);border-radius:11px;overflow:hidden;transition:.25s;display:flex;flex-direction:column}
.product-card:hover{box-shadow:0 10px 26px rgba(0,0,0,.1);transform:translateY(-3px)}
.product-img{height:175px;background:#f1f5f9;display:flex;align-items:center;justify-content:center;position:relative}
.product-img img{width:100%;height:100%;object-fit:contain;padding:12px}
.product-img .placeholder{font-size:2.6rem;color:var(--azul-500);opacity:.5}
.badge{position:absolute;top:10px;left:10px;padding:4px 10px;border-radius:20px;font-size:.72rem;font-weight:700;letter-spacing:.4px}
.badge-oferta{background:var(--rojo);color:#fff}
.badge-stock{background:var(--amarillo);color:var(--azul-700)}
.product-info{padding:15px;display:flex;flex-direction:column;gap:8px;flex:1}
.product-vis{display:inline-block;background:rgba(0,94,184,.1);color:var(--azul-500);padding:3px 10px;border-radius:20px;font-size:.76rem;font-weight:700;align-self:flex-start}
.product-name{font-size:.95rem;font-weight:600;min-height:42px;color:var(--grafito)}
.marca-tag{font-size:.72rem;color:var(--gris);text-transform:uppercase;letter-spacing:1px;font-weight:700}
.product-precio{font-size:1.25rem;font-weight:700;color:var(--azul-700)}
.product-precio .antes{font-size:.85rem;color:var(--gris);text-decoration:line-through;font-weight:400;margin-right:8px}
.acciones{display:flex;gap:8px;margin-top:auto}
.acciones .btn-wa,.acciones .btn-cotizar{flex:1;text-align:center}
.btn-cotizar{background:var(--azul-700);color:#fff;padding:10px 12px;border-radius:6px;font-weight:600;font-size:.85rem;text-align:center}
.btn-cotizar:hover{background:var(--azul-500)}

/* ===== BLOQUE YPF ===== */
.ypf-banner{background:linear-gradient(120deg,var(--azul-900) 55%,var(--azul-500));border-radius:16px;padding:50px;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;color:#fff}
.ypf-banner h2{color:var(--amarillo);font-size:2rem;margin-bottom:14px}
.ypf-banner p{opacity:.9;margin-bottom:24px}
.ypf-stats{display:flex;gap:30px;margin-top:26px;flex-wrap:wrap}
.ypf-stats div strong{display:block;font-family:'Space Grotesk';font-size:1.6rem;color:var(--amarillo)}
.ypf-stats div span{font-size:.82rem;opacity:.8}

/* ===== B2B ===== */
.b2b{background:var(--grafito);color:#fff;text-align:center;padding:70px 20px}
.b2b h2{color:#fff;font-size:1.9rem;margin-bottom:12px}
.b2b p{max-width:560px;margin:0 auto 26px;color:#cbd5e1}

/* ===== MARCAS ===== */
.brands-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;align-items:center;justify-items:center}
.brand-logo{font-family:'Space Grotesk';font-weight:700;color:#94a3b8;font-size:1.05rem;transition:.3s}
.brand-logo:hover{color:var(--azul-700)}
.brand-logo.destacada{color:var(--azul-700);background:var(--azul-100);padding:8px 22px;border-radius:8px}

/* ===== CATALOGO FILTROS ===== */
.catalogo-layout{display:grid;grid-template-columns:250px 1fr;gap:28px;align-items:start}
.filtros{background:#fff;border:1px solid var(--gris-claro);border-radius:11px;padding:22px;position:sticky;top:90px}
.filtros h4{margin-bottom:14px;font-size:1rem}
.filtros label{display:block;font-size:.82rem;font-weight:600;color:var(--gris);margin:14px 0 5px;text-transform:uppercase;letter-spacing:.5px}
.pagination{display:flex;gap:8px;justify-content:center;margin-top:36px}
.pagination a{padding:8px 15px;border:1px solid var(--gris-claro);border-radius:6px;color:var(--azul-700);font-weight:600;font-size:.9rem;background:#fff}
.pagination a.activo{background:var(--azul-700);color:#fff;border-color:var(--azul-700)}

/* ===== FORMULARIOS PÚBLICOS ===== */
.form-card{background:#fff;border-radius:14px;box-shadow:0 8px 30px rgba(0,0,0,.08);padding:40px;max-width:640px;margin:0 auto}
.form-card label{display:block;font-weight:600;font-size:.88rem;margin:16px 0 6px;color:var(--azul-700)}
.alerta{padding:14px 18px;border-radius:8px;margin-bottom:18px;font-size:.92rem;font-weight:500}
.alerta-ok{background:#DFF5E7;color:#1B7A3D;border:1px solid #9BDDB6}
.alerta-error{background:#FDE8E8;color:#B42318;border:1px solid #F3B4B4}
.hp{position:absolute;left:-9999px}  /* honeypot anti-spam */

/* ===== MAPA ===== */
.mapa-wrap{border-radius:14px;overflow:hidden;box-shadow:0 8px 30px rgba(0,0,0,.12);border:1px solid var(--gris-claro)}
.mapa-wrap iframe{display:block;width:100%;height:380px;border:0}

/* ===== FOOTER ===== */
footer{background:var(--grafito);color:#fff;padding:55px 4% 20px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;max-width:1200px;margin:0 auto 30px}
.footer-col h4{color:#fff;margin-bottom:18px;font-size:1.05rem}
.footer-col a,.footer-col p{color:#cbd5e1;font-size:.88rem;display:block;margin-bottom:9px}
.footer-col a:hover{color:var(--amarillo)}
.newsletter input{background:#334155;border:none;color:#fff;margin-bottom:10px}
.newsletter input::placeholder{color:#94a3b8}
.footer-bottom{text-align:center;border-top:1px solid #334155;padding-top:20px;font-size:.8rem;color:#64748b;max-width:1200px;margin:0 auto}
.pagos{display:flex;gap:14px;justify-content:center;margin-top:14px;font-size:.78rem;color:#94a3b8}

/* ===== WHATSAPP FLOTANTE ===== */
.wa-flotante{position:fixed;bottom:24px;right:24px;z-index:200;width:60px;height:60px;background:var(--verde-wa);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(37,211,102,.45);transition:.25s}
.wa-flotante:hover{transform:scale(1.1)}
.wa-flotante svg{width:32px;height:32px;fill:#fff}

/* ===== ADMIN ===== */
.admin-body{display:flex;min-height:100vh;background:var(--fondo)}
.sidebar{width:240px;background:var(--azul-900);color:#fff;padding:24px 0;flex-shrink:0}
.sidebar .logo{padding:0 24px 24px;font-size:1.4rem;border-bottom:1px solid rgba(255,255,255,.1);margin-bottom:16px}
.sidebar a{display:block;padding:13px 24px;color:#cbd5e1;font-size:.92rem;transition:.2s}
.sidebar a:hover,.sidebar a.activo{background:rgba(255,255,255,.08);color:var(--amarillo);border-left:3px solid var(--amarillo)}
.sidebar .salir{margin-top:30px;border-top:1px solid rgba(255,255,255,.1);padding-top:16px}
.admin-main{flex:1;padding:34px;overflow-x:auto}
.admin-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px;flex-wrap:wrap;gap:14px}
.admin-top h1{font-size:1.6rem}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:18px;margin-bottom:34px}
.stat-card{background:#fff;border-radius:11px;padding:22px;border:1px solid var(--gris-claro)}
.stat-card strong{font-family:'Space Grotesk';font-size:2rem;color:var(--azul-700);display:block}
.stat-card span{color:var(--gris);font-size:.85rem}
.panel{background:#fff;border-radius:11px;border:1px solid var(--gris-claro);padding:26px;margin-bottom:26px}
.panel h3{margin-bottom:18px}
table.tabla{width:100%;border-collapse:collapse;font-size:.88rem}
.tabla th{background:var(--azul-100);color:var(--azul-700);text-align:left;padding:11px 13px;font-size:.78rem;text-transform:uppercase;letter-spacing:.5px}
.tabla td{padding:11px 13px;border-bottom:1px solid var(--gris-claro);vertical-align:middle}
.tabla tr:hover td{background:var(--fondo)}
.tabla img.thumb{width:52px;height:52px;object-fit:contain;background:#f1f5f9;border-radius:6px}
.mini-btn{padding:6px 12px;border-radius:5px;font-size:.78rem;font-weight:600;border:none;cursor:pointer;text-decoration:none;display:inline-block}
.mini-editar{background:var(--azul-100);color:var(--azul-700)}
.mini-eliminar{background:#FDE8E8;color:#B42318}
.mini-destacar{background:#FFF6D6;color:#8A6D00}
.noleido{background:#FFF8E1 !important;font-weight:600}
.sin-registros{color:var(--gris);text-align:center;padding:34px;font-size:.92rem}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  nav ul{display:none}
  .hero h1{font-size:2.1rem}
  .search-grid{grid-template-columns:1fr}
  .categories-grid,.products-grid,.brands-grid{grid-template-columns:repeat(2,1fr)}
  .catalogo-layout{grid-template-columns:1fr}
  .filtros{position:static}
  .ypf-banner{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:1fr}
  .admin-body{flex-direction:column}
  .sidebar{width:100%}
  .mapa-grid{grid-template-columns:1fr !important}
  .mapa-wrap iframe{height:280px}
}
@media(max-width:520px){ .products-grid,.categories-grid{grid-template-columns:1fr} }