/* =========================================================
   Tecmovil — catálogo, ficha de producto y carrito.
   Se apoya en las variables de styles.css de la landing.
   ========================================================= */

/* ---------------------------------------------------------
   Páginas de fondo claro: la cabecera va sólida desde arriba.
   (fx.css la deja transparente para la portada oscura)
   --------------------------------------------------------- */
body.page-solid .site-header{
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh-sm);
}
body.page-solid .site-header .brand-logo-light{display:none}
body.page-solid .site-header .brand-logo-dark{display:block}
body.page-solid .site-header .nav-link{color:var(--body)}
body.page-solid .site-header .nav-link:hover{color:var(--sky-600)}
body.page-solid .site-header .nav-link.is-active{color:var(--ink)}
body.page-solid .site-header .phone-link{color:var(--ink)}
body.page-solid .site-header .phone-link .ico{color:var(--sky-600)}
body.page-solid .site-header .burger{border-color:var(--line)}
body.page-solid .site-header .burger span{background:var(--ink)}

/* ---------------------------------------------------------
   Encabezado del catálogo
   --------------------------------------------------------- */
.shop-head{
  position:relative;z-index:1;
  padding:calc(var(--header-h) + 46px) 0 92px;
  background:linear-gradient(150deg,var(--sky-900),var(--sky-700) 62%,var(--sky-600));
  color:var(--white);
  margin-top:calc(-1 * var(--header-h));
  overflow:hidden;
}
.shop-head::after{
  content:"";position:absolute;inset:auto 0 0 0;height:70px;pointer-events:none;
  background:linear-gradient(180deg,rgba(242,246,249,0),var(--canvas));
}
.shop-head .eyebrow{color:var(--gold-400);text-align:left}
.shop-head h1{
  color:var(--white);font-size:clamp(28px,4vw,40px);letter-spacing:-.01em;margin-bottom:10px;
}
.shop-head p{max-width:56ch;color:rgba(233,246,253,.82);font-size:15px}
.shop-crumbs{
  display:flex;align-items:center;gap:8px;
  font-size:12.5px;color:rgba(233,246,253,.7);margin-bottom:18px;
}
.shop-crumbs a:hover{color:var(--white)}

/* ---------------------------------------------------------
   Filtros
   --------------------------------------------------------- */
.shop-tools{
  position:relative;z-index:2;
  display:flex;flex-direction:column;align-items:center;gap:16px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-md);padding:20px 18px;margin-top:-46px;
}
.shop-search{position:relative;width:min(520px,100%);min-width:0}
.shop-search svg{
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  width:17px;height:17px;color:var(--sky-600);pointer-events:none;
}
.shop-search input{
  width:100%;font:inherit;font-size:14px;color:var(--ink);
  border:1.5px solid var(--line);border-radius:var(--r-pill);
  padding:11px 16px 11px 40px;background:var(--white);
  transition:border-color var(--t),box-shadow var(--t);
}
.shop-search input:focus{
  outline:none;border-color:var(--sky-400);
  box-shadow:0 0 0 3px rgba(56,189,240,.2);
}
.chips{display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.chip{
  font-size:13px;font-weight:600;color:var(--body);
  background:var(--sky-50);border:1.5px solid transparent;
  border-radius:var(--r-pill);padding:8px 15px;
  transition:all var(--t);
}
.chip:hover{border-color:var(--sky-100);color:var(--sky-700)}
.chip.is-on{
  background:linear-gradient(135deg,var(--sky-700),var(--sky-500));
  color:var(--white);box-shadow:var(--sh-blue);
}
.chip small{opacity:.72;font-weight:500;margin-left:5px}

.shop-count{font-size:13px;color:var(--muted);margin:22px 0 16px}

/* ---------------------------------------------------------
   Grilla de productos
   --------------------------------------------------------- */
.shop-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
  position:relative;z-index:1;
}
.p-card{
  display:flex;flex-direction:column;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-sm);overflow:hidden;
  transition:transform .32s cubic-bezier(.2,.7,.3,1),box-shadow .32s,border-color .32s;
}
.p-card:hover{
  transform:translateY(-6px) scale(1.02);
  border-color:rgba(56,189,240,.9);
  box-shadow:0 0 0 1.5px rgba(56,189,240,.7),0 0 16px rgba(56,189,240,.45),
             0 0 40px rgba(18,169,220,.3),0 22px 58px rgba(16,43,58,.14);
}
.p-media{
  position:relative;aspect-ratio:4/3;overflow:hidden;
  background:linear-gradient(140deg,#22303B,#0E1720);
}
.p-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.p-card:hover .p-media img{transform:scale(1.05)}
.p-media .p-noimg{
  position:absolute;inset:0;display:grid;place-items:center;color:rgba(255,255,255,.3);
}
.p-media .p-noimg svg{width:44px;height:44px}
.p-tag{
  position:absolute;top:12px;left:12px;
  font-size:11px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;
  background:rgba(4,18,30,.62);color:var(--white);
  backdrop-filter:blur(6px);
  border-radius:var(--r-pill);padding:5px 11px;
}
.p-flag{
  position:absolute;top:12px;right:12px;
  font-size:11px;font-weight:700;border-radius:var(--r-pill);padding:5px 11px;
}
.p-flag.is-low{background:var(--gold-100);color:var(--gold-600)}
.p-flag.is-out{background:#FBE3E1;color:#B4453C}
.p-body{display:flex;flex-direction:column;flex:1;padding:16px 18px 18px}
.p-body h3{font-size:15.5px;margin-bottom:6px;line-height:1.3}
.p-desc{
  font-size:13px;color:var(--body);margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.p-foot{margin-top:auto;display:flex;align-items:flex-end;justify-content:space-between;gap:12px}
.p-price{font-size:19px;font-weight:700;color:var(--ink);line-height:1.2}
.p-price small{display:block;font-size:11.5px;font-weight:500;color:var(--muted);margin-top:2px}
.p-add{
  display:inline-flex;align-items:center;gap:7px;flex:none;
  background:linear-gradient(135deg,var(--sky-700),var(--sky-500));color:var(--white);
  border-radius:var(--r-pill);padding:10px 16px;font-size:13.5px;font-weight:600;
  box-shadow:var(--sh-blue);transition:transform var(--t),box-shadow var(--t),filter var(--t);
}
.p-add svg{width:16px;height:16px}
.p-add:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(18,169,220,.4)}
.p-add[disabled]{background:var(--line);color:var(--muted);box-shadow:none;cursor:not-allowed;transform:none}
.p-link{display:block;color:inherit}

.shop-empty{
  grid-column:1/-1;text-align:center;padding:56px 20px;
  background:var(--white);border:1px dashed var(--line);border-radius:var(--r-lg);
}
.shop-empty h3{margin-bottom:8px}
.shop-empty p{font-size:14px}

/* ---------------------------------------------------------
   Ficha de producto
   --------------------------------------------------------- */
.prod{
  display:grid;grid-template-columns:1fr 1fr;gap:34px;
  background:var(--white);border-radius:var(--r-xl);box-shadow:var(--sh-md);
  overflow:hidden;position:relative;z-index:1;
}
.prod-gallery{background:linear-gradient(140deg,#22303B,#0E1720);min-height:380px;position:relative}
.prod-gallery .main{width:100%;height:100%;min-height:380px;object-fit:cover;display:block}
.prod-thumbs{
  position:absolute;left:16px;bottom:16px;display:flex;gap:8px;
}
.prod-thumbs button{
  width:56px;height:56px;border-radius:12px;overflow:hidden;
  border:2px solid rgba(255,255,255,.35);background:#0E1720;
  transition:border-color var(--t),transform var(--t);
}
.prod-thumbs button.is-on{border-color:var(--sky-400);transform:translateY(-3px)}
.prod-thumbs img{width:100%;height:100%;object-fit:cover}
.prod-info{padding:38px clamp(22px,3vw,40px)}
.prod-info .eyebrow{text-align:left}
.prod-info h1{font-size:clamp(24px,3vw,32px);margin-bottom:12px}
.prod-price{font-size:30px;font-weight:700;color:var(--sky-600);margin:14px 0 6px}
.prod-stock{font-size:13px;color:var(--muted);margin-bottom:20px}
.prod-stock b{color:var(--ink)}
.prod-stock.is-out{color:#B4453C}
.prod-desc{font-size:14.5px;line-height:1.7;margin-bottom:26px;white-space:pre-line}
.prod-buy{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.qty-box{
  display:inline-flex;align-items:center;gap:2px;
  border:1.5px solid var(--line);border-radius:var(--r-pill);padding:4px;
}
.qty-box button{
  width:36px;height:36px;border-radius:50%;font-size:18px;color:var(--sky-700);
  display:grid;place-items:center;transition:background var(--t),color var(--t);
}
.qty-box button:hover{background:var(--sky-50)}
.qty-box button[disabled]{color:var(--line);cursor:not-allowed;background:none}
.qty-box span{min-width:34px;text-align:center;font-weight:700;color:var(--ink)}
.prod-back{display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:600;color:var(--sky-600);margin-bottom:20px}
.prod-back:hover{color:var(--sky-800)}

/* ---------------------------------------------------------
   Carrito: botón, panel y avisos
   --------------------------------------------------------- */
.tc-fab{
  position:fixed;right:24px;bottom:100px;z-index:71;
  width:58px;height:58px;border-radius:50%;
  background:linear-gradient(140deg,var(--sky-500),var(--sky-700));
  color:var(--white);display:grid;place-items:center;
  border:2px solid rgba(255,255,255,.28);
  box-shadow:0 12px 26px rgba(8,59,84,.34),0 0 0 7px rgba(18,169,220,.12);
  transition:transform var(--t),box-shadow var(--t);
}
.tc-fab svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.tc-fab:hover{transform:translateY(-3px) scale(1.06)}
.tc-badge{
  position:absolute;top:-4px;right:-4px;min-width:22px;height:22px;padding:0 6px;
  border-radius:var(--r-pill);background:var(--gold-500);color:#3A2A05;
  font-size:12px;font-weight:700;display:grid;place-items:center;
  border:2px solid var(--white);
  opacity:0;transform:scale(.6);transition:opacity var(--t),transform var(--t);
}
.tc-badge.is-on{opacity:1;transform:scale(1)}

.tc-scrim{
  position:fixed;inset:0;z-index:98;background:rgba(4,18,30,.5);
  backdrop-filter:blur(2px);
  opacity:0;pointer-events:none;transition:opacity var(--t);
}
.tc-root.is-open .tc-scrim{opacity:1;pointer-events:auto}

.tc-panel{
  position:fixed;top:0;right:0;bottom:0;z-index:99;
  width:min(410px,92vw);background:var(--canvas);
  display:flex;flex-direction:column;
  box-shadow:-24px 0 60px rgba(16,43,58,.24);
  transform:translateX(102%);transition:transform .34s cubic-bezier(.2,.7,.3,1);
}
.tc-root.is-open .tc-panel{transform:none}
.tc-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 22px;background:var(--white);border-bottom:1px solid var(--line);
}
.tc-head h3{font-size:17px}
.tc-close{width:36px;height:36px;border-radius:50%;font-size:24px;line-height:1;color:var(--body);transition:background var(--t)}
.tc-close:hover{background:var(--sky-50);color:var(--sky-700)}

.tc-list{flex:1;overflow-y:auto;padding:16px 18px;display:grid;gap:12px;align-content:start}
.tc-empty{text-align:center;color:var(--muted);font-size:14px;padding:44px 12px;line-height:1.7}
.tc-empty a{color:var(--sky-600);font-weight:600}

.tc-item{
  position:relative;display:grid;grid-template-columns:64px 1fr;gap:12px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--r-md);
  padding:12px;box-shadow:var(--sh-sm);
}
.tc-thumb{width:64px;height:64px;border-radius:10px;overflow:hidden;background:#22303B}
.tc-thumb img{width:100%;height:100%;object-fit:cover}
.tc-noimg{display:block;width:100%;height:100%;background:linear-gradient(140deg,#33424F,#141E27)}
.tc-info h4{font-size:13.5px;margin-bottom:2px;padding-right:18px;line-height:1.35}
.tc-price{font-size:13px;color:var(--sky-600);font-weight:600;margin-bottom:8px}
.tc-qty{display:flex;align-items:center;gap:4px}
.tc-qty button{
  width:28px;height:28px;border-radius:50%;font-size:15px;font-weight:700;
  background:var(--sky-50);color:var(--sky-700);display:grid;place-items:center;
  transition:background var(--t),color var(--t);
}
.tc-qty button:hover{background:var(--sky-500);color:var(--white)}
.tc-qty button[disabled]{background:var(--canvas);color:var(--line);cursor:not-allowed}
.tc-qty span{min-width:26px;text-align:center;font-weight:700;font-size:13.5px;color:var(--ink)}
.tc-max{font-size:10.5px;color:var(--gold-600);font-style:normal;margin-left:4px}
.tc-del{
  position:absolute;top:8px;right:8px;width:24px;height:24px;border-radius:50%;
  font-size:17px;line-height:1;color:var(--muted);transition:background var(--t),color var(--t);
}
.tc-del:hover{background:#FBE3E1;color:#B4453C}

.tc-foot{background:var(--white);border-top:1px solid var(--line);padding:18px 20px 20px;display:grid;gap:12px}
.tc-total{display:flex;align-items:baseline;justify-content:space-between;font-size:14px;color:var(--body)}
.tc-total strong{font-size:22px;color:var(--ink)}
.tc-send{width:100%;justify-content:center}
.tc-clear{font-size:12.5px;color:var(--muted);text-decoration:underline;justify-self:center}
.tc-clear:hover{color:#B4453C}
.tc-note{font-size:11.5px;color:var(--muted);text-align:center;line-height:1.5}

.tc-toasts{position:fixed;left:50%;bottom:26px;transform:translateX(-50%);z-index:120;display:grid;gap:8px;width:min(400px,92vw)}
.tc-toast{
  background:var(--ink);color:var(--white);font-size:13.5px;line-height:1.5;
  padding:12px 16px;border-radius:var(--r-md);box-shadow:var(--sh-lg);
  opacity:0;transform:translateY(10px);transition:opacity .3s,transform .3s;
}
.tc-toast.is-in{opacity:1;transform:none}

/* ---------------------------------------------------------
   Productos destacados en la landing
   --------------------------------------------------------- */
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.feat-more{display:flex;justify-content:center;margin-top:32px}

/* ---------------------------------------------------------
   Responsive
   --------------------------------------------------------- */
@media (max-width:1024px){
  .shop-grid,.feat-grid{grid-template-columns:repeat(2,1fr)}
  .prod{grid-template-columns:1fr}
  .prod-gallery,.prod-gallery .main{min-height:320px}
}
@media (max-width:720px){
  .shop-head{padding-top:calc(var(--header-h) + 30px)}
  .shop-tools{margin-top:-30px;padding:14px}
  .shop-grid,.feat-grid{grid-template-columns:1fr}
  .p-media{aspect-ratio:16/10}
  .tc-fab{right:16px;bottom:88px;width:52px;height:52px}
  .tc-fab svg{width:23px;height:23px}
}