/* producto.css — KEN STORE | Estilo específico de producto.php
   Usa las mismas variables de catalogo.css (--bg, --red, --silver, etc).
   Este archivo NO redefine clases compartidas (.header, .carrito-btn,
   .drawer, .toast, .fab-wa, footer) — esas viven solo en catalogo.css. */

/* ── BOTÓN VOLVER (header) ── */
.btn-volver{
    padding:8px 16px;border-radius:var(--radius-xs);
    border:1px solid var(--border);background:var(--surface2);
    color:var(--muted2);font-size:12px;font-weight:600;font-family:inherit;
    cursor:pointer;display:flex;align-items:center;gap:6px;
    text-decoration:none;transition:all .15s;
}
.btn-volver:hover{border-color:var(--red2);color:var(--red2)}

/* ── BREADCRUMB ── */
.breadcrumb{
    max-width:1100px;margin:0 auto;padding:18px 24px 0;
    font-size:12px;color:var(--muted);
    display:flex;align-items:center;gap:6px;flex-wrap:wrap;
}
.breadcrumb a{color:var(--muted2);text-decoration:none;transition:color .15s}
.breadcrumb a:hover{color:var(--silver)}

/* ── LAYOUT PRODUCTO ── */
.producto-wrap{
    max-width:1100px;margin:28px auto 0;padding:0 24px 80px;
    display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start;
}

/* ── PANEL IMAGEN ── */
.panel-imagen{
    background:var(--surface);border:1px solid var(--border);
    border-radius:var(--radius);overflow:hidden;position:relative;
}
.img-hero{
    height:320px;display:flex;align-items:center;justify-content:center;
    position:relative;overflow:hidden;
}
.img-hero::after{
    content:'';position:absolute;inset:0;
    background:radial-gradient(ellipse 80% 80% at 50% 110%,var(--surface) 0%,transparent 60%);
    pointer-events:none;
}
.prod-logo{
    width:110px;height:110px;object-fit:contain;
    filter:drop-shadow(0 8px 32px rgba(0,0,0,.7));
    position:relative;z-index:1;
}
.prod-ini{
    width:110px;height:110px;border-radius:var(--radius-sm);
    display:flex;align-items:center;justify-content:center;
    font-size:38px;font-weight:900;color:var(--silver2);
    background:var(--surface3);position:relative;z-index:1;
    border:1px solid var(--border2);
}
.img-badges{
    position:absolute;top:16px;left:16px;right:16px;
    display:flex;justify-content:space-between;align-items:flex-start;z-index:2;
}
.badge-cat{
    background:rgba(255,255,255,.06);backdrop-filter:blur(8px);
    border:1px solid var(--border2);border-radius:var(--radius-xs);
    padding:4px 12px;font-size:10px;font-weight:700;color:var(--muted2);
    letter-spacing:.07em;text-transform:uppercase;
}
.badge-popular{
    background:linear-gradient(135deg,var(--red2),var(--red-dim));
    color:#fff;font-size:9px;font-weight:900;padding:4px 10px;
    border-radius:var(--radius-xs);letter-spacing:.07em;text-transform:uppercase;
    box-shadow:0 2px 10px rgba(232,40,31,.5);
}
.badge-nuevo{
    background:linear-gradient(135deg,var(--silver),var(--silver-dim));
    color:#000;font-size:9px;font-weight:900;padding:4px 10px;
    border-radius:var(--radius-xs);letter-spacing:.07em;text-transform:uppercase;
}
.badge-agotado-grande{
    position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:3;
    background:linear-gradient(135deg,var(--silver2),var(--silver-dim));
    color:#000;font-size:13px;font-weight:900;padding:8px 20px;
    border-radius:var(--radius-xs);letter-spacing:.1em;text-transform:uppercase;
    backdrop-filter:blur(4px);
}
.img-footer{
    padding:14px 18px;border-top:1px solid var(--border);
    display:flex;align-items:center;justify-content:space-between;
    font-size:12px;color:var(--muted);
}
.disp-dot{
    display:inline-block;width:7px;height:7px;border-radius:50%;
    margin-right:6px;
}

/* ── PANEL INFO ── */
.panel-info{display:flex;flex-direction:column;gap:20px}
.prod-nombre{
    font-size:clamp(24px,3.5vw,36px);font-weight:900;
    letter-spacing:-1px;line-height:1.1;
    text-transform:uppercase;font-style:italic;
}
.prod-precio-wrap{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.prod-precio{
    font-size:42px;font-weight:900;color:var(--red2);
    letter-spacing:-2px;line-height:1;
    text-shadow:0 0 24px var(--red-glow2);
}
.prod-precio.sin{font-size:18px;color:var(--muted);font-weight:500;text-shadow:none}
.prod-precio-cop{font-size:13px;color:var(--muted);font-weight:500;align-self:flex-end;padding-bottom:4px}

.prod-desc-titulo{
    font-size:11px;font-weight:700;letter-spacing:.08em;
    text-transform:uppercase;color:var(--muted);margin-bottom:10px;
}
.prod-desc{font-size:14px;color:var(--text2);line-height:1.75}
.prod-desc-vacio{font-size:13px;color:var(--muted);font-style:italic;line-height:1.6}

.info-chips{display:flex;gap:8px;flex-wrap:wrap}
.info-chip{
    padding:8px 14px;border-radius:var(--radius-xs);
    background:var(--surface2);border:1px solid var(--border);
    font-size:12px;color:var(--muted2);
    display:flex;align-items:center;gap:6px;
}
.info-chip strong{color:var(--text);font-weight:700}

/* ── ACCIONES ── */
.acciones{display:flex;flex-direction:column;gap:10px}

.btn-agregar-prod{
    width:100%;padding:15px;border-radius:var(--radius-sm);
    border:2px solid rgba(232,40,31,.35);
    background:rgba(232,40,31,.1);color:var(--red2);
    font-size:15px;font-weight:800;font-family:inherit;
    text-transform:uppercase;letter-spacing:.02em;
    cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;
    transition:all .15s;
}
.btn-agregar-prod:hover{background:linear-gradient(135deg,var(--red),var(--red-dim));color:#fff;border-color:var(--red2)}
.btn-agregar-prod.remove{
    background:linear-gradient(135deg,rgba(216,218,223,.1),rgba(232,40,31,.05));
    color:var(--silver);border-color:var(--border2);
}
.btn-agregar-prod.remove:hover{background:linear-gradient(135deg,var(--silver2),var(--silver-dim));color:#000;border-color:transparent}
.btn-agregar-prod:disabled{opacity:.35;cursor:not-allowed}
.btn-agregar-prod:active:not(:disabled){transform:scale(.98)}

.btn-wa-prod{
    width:100%;padding:15px;background:linear-gradient(135deg,#25D366,#128C7E);
    border:none;border-radius:var(--radius-sm);
    color:#fff;font-size:14px;font-weight:800;font-family:inherit;
    cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;
    text-decoration:none;transition:all .18s;
    box-shadow:0 4px 18px rgba(37,211,102,.3);
}
.btn-wa-prod:hover{transform:translateY(-1px);box-shadow:0 8px 26px rgba(37,211,102,.45)}
.btn-wa-prod:active{transform:scale(.98)}

.btn-compartir-prod{
    width:100%;padding:12px;background:none;
    border:1px solid var(--border);border-radius:var(--radius-sm);
    color:var(--muted2);font-size:13px;font-weight:600;font-family:inherit;
    cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;
    transition:all .15s;
}
.btn-compartir-prod:hover{border-color:var(--silver2);color:var(--silver)}

.garantia-row{
    display:flex;align-items:flex-start;gap:10px;
    background:var(--surface2);border:1px solid var(--border);
    border-radius:var(--radius-sm);padding:12px 14px;
    font-size:12px;color:var(--muted2);line-height:1.6;
}
.garantia-icon{font-size:18px;flex-shrink:0;margin-top:1px}

/* ── RELACIONADOS ── */
.relacionados-wrap{max-width:1100px;margin:0 auto 80px;padding:0 24px}
.sec-titulo{
    font-size:18px;font-weight:800;margin-bottom:20px;
    display:flex;align-items:center;gap:10px;
    text-transform:uppercase;letter-spacing:-.2px;
}
.sec-titulo::after{content:'';flex:1;height:1px;background:var(--border)}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:12px}
.rel-card{
    background:var(--surface);border:1px solid var(--border);
    border-radius:var(--radius);overflow:hidden;
    text-decoration:none;color:inherit;
    display:flex;flex-direction:column;
    transition:transform .2s,border-color .2s,box-shadow .2s;
}
.rel-card:hover{
    transform:translateY(-4px);
    border-color:rgba(232,40,31,.35);
    box-shadow:0 16px 40px rgba(0,0,0,.5);
}
.rel-img{height:90px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.rel-img::after{
    content:'';position:absolute;bottom:0;left:0;right:0;height:40%;
    background:linear-gradient(to bottom,transparent,var(--surface));
    pointer-events:none;
}
.rel-logo{width:44px;height:44px;object-fit:contain;position:relative;z-index:1;filter:drop-shadow(0 2px 8px rgba(0,0,0,.6))}
.rel-ini{
    width:48px;height:48px;border-radius:var(--radius-xs);
    display:flex;align-items:center;justify-content:center;
    font-size:16px;font-weight:900;color:var(--silver2);
    background:var(--surface3);position:relative;z-index:1;
    border:1px solid var(--border2);
}
.rel-body{padding:8px 10px 12px;flex:1;display:flex;flex-direction:column;gap:4px}
.rel-nombre{font-size:11px;font-weight:600;color:var(--text2);text-align:center;line-height:1.3}
.rel-precio{font-size:14px;font-weight:900;color:var(--red2);text-align:center}

/* ── RESPONSIVE ── */
@media(max-width:768px){
    .producto-wrap{grid-template-columns:1fr;gap:20px;padding:0 14px 60px;margin-top:18px}
    .img-hero{height:240px}
    .prod-logo{width:80px;height:80px}
    .prod-nombre{font-size:26px}
    .prod-precio{font-size:34px}
    .relacionados-wrap{padding:0 14px}
    .rel-grid{grid-template-columns:repeat(2,1fr)}
}
@media(prefers-reduced-motion:reduce){
    .rel-card{transition:none}
}