/* ===================================================================
   Classic Metals Suppliers — Pre-Order · HERITAGE (B2B institucional)
   Sobrio, estructurado, autoritario. Navy sólido + cian mínimo.
   Esquinas casi rectas, bordes definidos, sin gamificación.
   Branding intacto: navy #0F4979 · cyan #26ABE3 · Arial / Arial Black.
   =================================================================== */
:root{
  --navy:#0f4979; --navy-d:#0a3553; --navy-2:#143f60; --cyan:#26abe3; --cyan-d:#1789bd;
  --ink:#16242e; --ink-2:#3a4954; --muted:#6c7884; --line:#d4dade; --line-2:#e6e9ec;
  --paper:#edeff1; --card:#ffffff; --ok:#1f8a50; --danger:#c0392b;
  --r:5px; --r-sm:4px;
  --sh-sm:0 1px 2px rgba(20,35,50,.06); --sh:0 3px 10px rgba(20,35,50,.10);
  --sans:Arial,Helvetica,"Liberation Sans",sans-serif;
  --mono:Arial,Helvetica,sans-serif;
  --disp:"Arial Black","Arial Bold",Arial,Helvetica,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:var(--sans);color:var(--ink);line-height:1.55;background:var(--paper);-webkit-font-smoothing:antialiased}
button{font-family:inherit;cursor:pointer}
img{max-width:100%;display:block}
::selection{background:var(--navy);color:#fff}
h1,h2,h3{font-family:var(--disp);font-weight:900}

/* ---------- Header ---------- */
.topbar{position:sticky;top:0;z-index:40}
.site-header{background:var(--navy);color:#fff;border-bottom:3px solid var(--cyan)}
.header-inner{max-width:1180px;margin:0 auto;padding:13px 22px;display:flex;align-items:center;gap:14px;justify-content:space-between}
.brand{display:flex;align-items:center;min-width:0;text-decoration:none}
.brand img{height:44px;width:auto;display:block}
.header-right{display:flex;align-items:center;gap:11px}
.lang-toggle{display:flex;border:1px solid rgba(255,255,255,.4)}
.lang-toggle button{background:transparent;color:#fff;border:0;padding:7px 13px;font-family:var(--mono);font-weight:700;font-size:12px;letter-spacing:.5px;opacity:.65}
.lang-toggle button.active{background:#fff;color:var(--navy);opacity:1}
.cart-pill{display:flex;align-items:center;gap:8px;background:var(--cyan);color:#fff;border:0;padding:9px 15px;font-family:var(--mono);font-weight:800;font-size:13px;letter-spacing:.4px}
.cart-pill svg{display:block}
.cart-pill .count{background:var(--navy-d);color:#fff;min-width:21px;height:20px;display:inline-flex;align-items:center;justify-content:center;font-size:12px;padding:0 6px}

/* ---------- Urgencia (sobria, sin pulso) ---------- */
.urgency{background:#fff;color:var(--ink-2);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:center;gap:11px;padding:9px 14px;font-family:var(--mono);font-size:12px;letter-spacing:.4px}
.urg-dot{display:none}
.urg-time{color:var(--navy);font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:1px;border-left:2px solid var(--cyan);padding-left:11px}
@media(max-width:560px){.urgency{font-size:11px;gap:8px;padding:8px 12px}}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:#9aa2a8 url("metal.jpg") center/cover no-repeat}
.hero-overlay{position:relative;z-index:2;background:linear-gradient(100deg,rgba(10,42,68,.97) 0%,rgba(12,55,89,.86) 50%,rgba(13,55,89,.46) 100%)}
.hero-inner{max-width:1180px;margin:0 auto;padding:46px 22px 52px}
.kicker{font-family:var(--mono);font-size:11.5px;letter-spacing:.2em;color:#a8d6f0;text-transform:uppercase;margin-bottom:18px;border-bottom:1px solid rgba(168,214,240,.3);padding-bottom:12px;display:inline-block}
.premium-tag{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:#cfe6f7;border-left:3px solid var(--cyan);padding-left:11px;margin-bottom:14px;display:inline-block}
.hero h1{font-family:var(--disp);font-weight:900;font-size:clamp(38px,7vw,62px);line-height:.98;color:#fff;letter-spacing:-.012em;text-transform:uppercase;margin:0 0 13px}
.hero p{color:#d4e2ee;max-width:540px;font-size:16px;margin:0}

/* ---------- Barra de confianza (estructurada) ---------- */
.trustbar{background:#fff;border-bottom:2px solid var(--ink);display:flex;flex-wrap:wrap;justify-content:center;align-items:stretch;padding:0}
.trust-item{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--navy);padding:14px 24px;border-right:1px solid var(--line)}
.trust-item:last-child{border-right:0}
.trust-item svg{flex:none}
@media(max-width:560px){.trust-item{font-size:10px;padding:11px 14px}}

/* ---------- Workspace ---------- */
.workspace{max-width:1180px;margin:24px auto 0;padding:0 22px}
.main-col{min-width:0}

/* ---------- Cómo funciona (sobrio, números cuadrados) ---------- */
.howto{display:flex;align-items:stretch;justify-content:center;flex-wrap:wrap;background:#fff;border:1px solid var(--line)}
.step{display:inline-flex;align-items:center;gap:11px;font-size:13.5px;font-weight:700;color:var(--ink);padding:14px 20px;border-right:1px solid var(--line)}
.step:last-child{border-right:0}
.step i{flex:none;width:26px;height:26px;background:var(--navy);color:#fff;font-style:normal;font-weight:800;display:inline-flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:13px}
.step-arrow{display:none}
@media(max-width:560px){.howto{flex-direction:column}.step{border-right:0;border-bottom:1px solid var(--line);justify-content:flex-start;width:100%}.step:last-child{border-bottom:0}}

/* ---------- Tools ---------- */
.tools{margin:18px 0 0}
.searchwrap{position:relative;display:flex;align-items:center;background:#fff;border:1.5px solid var(--ink)}
.searchwrap .si{position:absolute;left:14px;color:var(--navy);pointer-events:none}
.searchwrap input{width:100%;border:0;background:transparent;padding:14px 14px 14px 44px;font-family:var(--mono);font-size:14px;color:var(--ink)}
.searchwrap input:focus{outline:0}
.searchwrap:focus-within{border-color:var(--cyan)}
.note{margin-top:14px;display:inline-flex;align-items:center;background:#fff;border:1px solid var(--line);border-left:3px solid var(--cyan);padding:9px 14px;font-family:var(--mono);font-size:12px;color:var(--ink);font-weight:500}

/* ---------- Catálogo (hoja técnica estructurada) ---------- */
#catalog{margin:18px 0 0;padding:0 0 40px}
.sheet{border:2px solid var(--ink);background:var(--card)}
.cat{border-bottom:1px solid var(--line)}
.cat:last-child{border-bottom:0}
.cat-head{width:100%;display:grid;grid-template-columns:50px 64px 1fr 46px;align-items:center;background:none;border:0;text-align:left;padding:14px 16px}
.cat-head:hover{background:#f6f8f9}
.cat-idx{font-family:var(--mono);font-weight:700;font-size:15px;color:var(--navy);text-align:center;font-variant-numeric:tabular-nums}
.cat.open .cat-idx{color:var(--cyan-d)}
.cat-thumb{width:56px;height:56px;background-size:cover;background-position:center;background-color:#fff;border:1px solid var(--line);justify-self:center}
.cat-meta{display:flex;flex-direction:column;justify-content:center;padding:0 14px;min-width:0}
.cat-name{font-family:var(--disp);font-weight:900;font-size:18px;line-height:1.1;color:var(--navy);text-transform:uppercase;letter-spacing:-.01em}
.cat-sub{font-family:var(--mono);font-size:11px;color:var(--muted);margin-top:3px;letter-spacing:.4px}
.cat-chev{font-size:21px;color:var(--muted);display:flex;align-items:center;justify-content:center}
.cat.open .cat-chev{color:var(--cyan-d)}
.cat-products{display:none;border-top:1px solid var(--ink);background:#fafbfc;padding:2px 16px 8px}
.cat.open .cat-products{display:block}
.prod{border-bottom:1px solid var(--line-2)}
.prod:last-child{border-bottom:0}
.prod-head{display:flex;align-items:center;gap:13px;justify-content:space-between;padding:13px 2px}
.prod-thumb{width:52px;height:52px;object-fit:cover;flex:none;background:#fff;border:1px solid var(--line)}
.prod-name{flex:1;min-width:0;font-size:14.5px;font-weight:600;color:var(--ink)}
.in-tag{font-family:var(--mono);font-size:10px;font-weight:700;color:#fff;background:var(--navy);padding:2px 7px;margin-left:7px;letter-spacing:.4px}
.prod-toggle{flex:none;background:#fff;color:var(--navy);border:1.5px solid var(--navy);height:38px;padding:0 18px;font-family:var(--mono);font-weight:800;font-size:12px;letter-spacing:.5px;text-transform:uppercase}
.prod-toggle:hover{background:var(--navy);color:#fff}
.prod-toggle.on{background:var(--ink);color:#fff;border-color:var(--ink)}

/* configurador */
.config{padding:2px 2px 18px 2px}
.opt{padding:13px 0;border-bottom:1px solid var(--line-2)}
.opt-lbl{font-family:var(--mono);font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:11px}
.opt-vals{display:flex;flex-wrap:wrap;gap:8px}
.chip{background:#fff;border:1.5px solid var(--line);color:var(--ink);padding:8px 14px;font-family:var(--mono);font-size:12.5px;font-weight:600;min-width:42px;text-align:center}
.chip:hover{border-color:var(--navy)}
.chip.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.config-foot{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-top:16px}
.qty-wrap{display:flex;align-items:center;gap:11px}
.qty-lbl{font-family:var(--mono);font-size:10.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.btn-add{background:var(--cyan);color:#fff;border:0;height:42px;padding:0 24px;font-family:var(--mono);font-weight:800;font-size:12.5px;letter-spacing:.5px;text-transform:uppercase;display:inline-flex;align-items:center;gap:7px}
.btn-add::after{content:"→"}
.btn-add:hover{background:var(--cyan-d)}
.stepper{display:flex;align-items:stretch;border:1.5px solid var(--ink);background:#fff}
.stepper button{background:#fff;border:0;width:38px;height:40px;font-size:18px;color:var(--navy);font-weight:700}
.stepper button:hover{background:#eef2f5}
.stepper input{width:42px;height:40px;border:0;border-left:1px solid var(--line);border-right:1px solid var(--line);text-align:center;font-family:var(--mono);font-size:15px;font-weight:700;color:var(--ink);background:#fff}
.stepper input::-webkit-outer-spin-button,.stepper input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}

.pre-badge{display:inline-block;background:#fff;color:var(--navy);border:1px solid var(--navy);font-family:var(--mono);font-size:9px;font-weight:700;padding:2px 7px;vertical-align:middle;text-transform:uppercase;letter-spacing:.4px;margin-left:7px}
.pre-badge.sm{font-size:8.5px;padding:1px 6px}
.line-conf{font-family:var(--mono);font-size:12px;color:var(--navy);font-weight:600;padding:9px 13px 0}
.no-results{padding:40px 18px;text-align:center;color:var(--muted);font-family:var(--mono);font-size:14px}

/* ---------- Action bar (móvil) ---------- */
.actionbar[hidden]{display:none}
.actionbar{position:fixed;left:0;right:0;bottom:0;z-index:55;width:100%;background:var(--cyan);color:#fff;border:0;border-top:2px solid var(--ink);height:62px;display:flex;align-items:center;justify-content:center;text-transform:uppercase}
.ab-in{display:flex;align-items:center;gap:12px;width:100%;max-width:1180px;padding:0 22px;font-family:var(--mono);font-weight:800;font-size:14px;letter-spacing:.5px}
.ab-cart{flex:none}
.ab-count{background:var(--navy-d);color:#fff;min-width:26px;height:24px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;padding:0 7px;font-weight:800}
.ab-lbl{flex:1;text-align:left}
.ab-arrow{font-size:18px;font-weight:800}
body.has-cart{padding-bottom:62px}

/* ---------- Drawer / sidebar ---------- */
.drawer-overlay{position:fixed;inset:0;background:rgba(10,25,38,.5);z-index:60;opacity:0;visibility:hidden;transition:.2s}
.drawer-overlay.show{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:452px;max-width:94vw;background:var(--paper);z-index:70;transform:translateX(100%);transition:transform .26s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;border-left:3px solid var(--cyan);box-shadow:-12px 0 40px rgba(0,0,0,.2)}
.drawer.open{transform:translateX(0)}
.drawer-head{background:var(--navy);color:#fff;padding:16px 20px;font-family:var(--disp);font-weight:900;font-size:19px;text-transform:uppercase;letter-spacing:-.01em;display:flex;justify-content:space-between;align-items:center;flex:none}
.drawer-close{background:rgba(255,255,255,.14);border:0;color:#fff;width:32px;height:32px;font-size:14px}
.drawer-body{flex:1;overflow-y:auto;padding:18px 18px 30px}

.greet{background:var(--navy);color:#fff;border-left:4px solid var(--cyan);padding:13px 15px;margin-bottom:14px;font-size:13px;font-weight:600;line-height:1.45}
.cust-summary{display:flex;justify-content:space-between;align-items:center;gap:10px;background:#fff;border:1px solid var(--line);padding:12px 14px;margin-bottom:14px}
.cs-info{min-width:0}
.cs-info b{display:block;font-size:14px;color:var(--ink);font-weight:700}
.cs-info span{display:block;color:var(--muted);font-family:var(--mono);font-size:11.5px;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.edit-toggle{flex:none;background:none;border:0;color:var(--cyan-d);font-family:var(--mono);font-size:11.5px;font-weight:700;cursor:pointer;white-space:nowrap;text-transform:uppercase;letter-spacing:.3px}
#custFields[hidden]{display:none}

/* persuasión sobria */
.cart-progress{border-bottom:1px solid var(--line);padding-bottom:11px;margin-bottom:13px}
.cp-top{display:flex;justify-content:space-between;align-items:center;gap:8px}
#cpLabel{font-family:var(--mono);font-size:11.5px;font-weight:700;color:var(--navy);text-transform:uppercase;letter-spacing:.4px}
.cp-count{font-family:var(--mono);font-size:11px;color:var(--muted)}
.cp-bar{display:block;height:7px;margin-top:9px;background:var(--line-2);border:1px solid var(--line);overflow:hidden}
.cp-bar i{display:block;height:100%;width:16%;background:var(--cyan);transition:width .45s cubic-bezier(.22,.61,.36,1)}
.cart-progress.active .cp-bar i{background:var(--cyan)}
.delivery-note{background:#fff;border:1px solid var(--line);border-left:3px solid var(--cyan);padding:10px 13px;margin:0 16px 12px;font-size:12.5px;color:var(--ink-2);line-height:1.45;font-family:var(--mono)}
.delivery-note b{color:var(--navy)}

.cart-empty{color:var(--muted);text-align:center;padding:28px 12px;font-family:var(--mono);font-size:12.5px;background:#fff;border:1px dashed var(--line)}
.line{background:#fff;border:1px solid var(--line);padding:0;margin-bottom:10px}
.line-top{display:flex;justify-content:space-between;gap:11px;align-items:center;padding:11px 13px;border-bottom:1px solid var(--line-2);background:#f7f8f9}
.line-thumb{width:40px;height:40px;object-fit:cover;flex:none;background:#fff;border:1px solid var(--line)}
.line-top .ln{flex:1;min-width:0;font-weight:700;font-size:13.5px;color:var(--ink)}
.line-rm{background:transparent;border:0;color:var(--muted);font-size:15px;font-weight:700;padding:0 2px;line-height:1}
.line-rm:hover{color:var(--danger)}
.line-ctrls{padding:11px 13px}

/* ---------- Form (ficha de datos) ---------- */
#preorderForm{margin-top:20px;background:#fff;border:1.5px solid var(--ink)}
.fc-head{font-family:var(--mono);font-weight:700;color:#fff;background:var(--ink);font-size:11px;letter-spacing:.1em;text-transform:uppercase;padding:10px 15px}
.field{margin:0;padding:11px 15px;border-bottom:1px solid var(--line-2)}
.row2{display:grid;grid-template-columns:1fr 1fr}
.row2 .field:first-child{border-right:1px solid var(--line-2)}
.field label{display:block;font-family:var(--mono);font-size:10.5px;font-weight:700;color:var(--navy);margin-bottom:6px;letter-spacing:.6px;text-transform:uppercase}
.field label .req{color:var(--danger)}
.field input,.field textarea,.field select{width:100%;border:1px solid var(--line);padding:10px 11px;font-family:var(--sans);font-size:14.5px;color:var(--ink);background:#fbfcfd}
.field input:focus,.field textarea:focus,.field select:focus{outline:0;border-color:var(--cyan);background:#fff}
.field textarea{min-height:62px;resize:vertical}
.field.invalid input,.field.invalid textarea,.field.invalid select{border-color:var(--danger);background:#fff6f6}
.field .err{display:none;color:var(--danger);font-family:var(--mono);font-size:11px;margin-top:5px;font-weight:600}
.field.invalid .err{display:block}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.btn-submit{width:100%;background:var(--cyan);color:#fff;border:0;border-top:2px solid var(--ink);padding:16px;font-family:var(--mono);font-size:14px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.btn-submit:hover{background:var(--cyan-d)}
.btn-submit:disabled{opacity:.6;cursor:not-allowed}
.submit-hint{text-align:center;color:var(--muted);font-family:var(--mono);font-size:11px;padding:11px 15px;background:#fff;line-height:1.6}

/* ---------- Confirmación ---------- */
.overlay{position:fixed;inset:0;background:rgba(10,25,38,.6);z-index:90;display:none;align-items:center;justify-content:center;padding:20px}
.overlay.show{display:flex}
.confirm{background:#fff;border:2px solid var(--ink);max-width:430px;width:100%;padding:36px 30px;text-align:center;box-shadow:var(--sh)}
.confirm-logo{height:40px;width:auto;margin:0 auto 12px}
.confirm .check{width:62px;height:62px;background:var(--ok);color:#fff;font-size:30px;display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px}
.confirm h3{margin:0 0 10px;color:var(--navy);font-size:24px;letter-spacing:-.01em;text-transform:uppercase}
.confirm p{color:var(--muted);margin:0 0 18px;font-size:14px;line-height:1.55}
.confirm-summary{margin:0 0 20px}
.cs-count{display:inline-block;background:var(--navy);color:#fff;font-family:var(--mono);font-weight:700;font-size:13px;padding:7px 16px;margin-bottom:12px;letter-spacing:.4px}
.cs-steps{color:var(--ink-2);font-size:13px;line-height:1.55;max-width:300px;margin:0 auto}
.confirm button{background:var(--cyan);color:#fff;border:0;padding:14px 30px;font-family:var(--mono);font-weight:800;font-size:13px;text-transform:uppercase;letter-spacing:.5px}
.confirm button:hover{background:var(--cyan-d)}
.confirm-foot{margin-top:20px;padding-top:16px;border-top:1px solid var(--line);font-family:var(--mono);font-size:12px;color:var(--muted);font-weight:600}
.confirm-foot a{color:var(--navy);text-decoration:none}

/* ---------- Toast ---------- */
.toast{position:fixed;bottom:90px;left:50%;transform:translateX(-50%) translateY(14px);opacity:0;background:var(--ink);color:#fff;padding:12px 22px;font-family:var(--mono);font-weight:700;font-size:13px;z-index:95;transition:.22s;pointer-events:none;border-left:3px solid var(--cyan)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);border-top:3px solid var(--cyan);color:#a9c2d6;padding:38px 22px 32px}
.foot-inner{max-width:1180px;margin:0 auto;text-align:center}
.foot-logo{height:58px;width:auto;margin:0 auto 16px}
.foot-deliveries{font-family:var(--mono);font-weight:700;letter-spacing:.28em;font-size:11.5px;color:#7fa6c6;text-transform:uppercase;margin-bottom:18px}
.foot-contact{display:flex;flex-wrap:wrap;gap:9px 26px;justify-content:center;font-family:var(--mono);font-size:13px;font-weight:600;margin-bottom:12px}
.foot-contact a{color:#fff;text-decoration:none}
.foot-contact a:hover{color:var(--cyan)}
.foot-branches{font-family:var(--mono);font-size:11.5px;color:#7fa6c6;letter-spacing:.06em;text-transform:uppercase}

/* ---------- Zoom de producto ---------- */
.zoom-pop{position:fixed;z-index:200;width:250px;height:250px;background:#fff;border:2px solid var(--ink);padding:10px;opacity:0;transform:scale(.96);transition:opacity .15s,transform .15s;pointer-events:none;box-shadow:var(--sh)}
.zoom-pop.show{opacity:1;transform:scale(1)}
.zoom-pop img{width:100%;height:100%;object-fit:contain}

/* ---------- Entrada sutil ---------- */
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
.kicker,.premium-tag,.hero h1,.hero p{animation:fadeUp .6s cubic-bezier(.22,.61,.36,1) both}
.premium-tag{animation-delay:.05s}.hero h1{animation-delay:.1s}.hero p{animation-delay:.18s}
.config{animation:fadeUp .18s ease both}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ===== PC (≥980px): checkout lateral fijo ===== */
@media(min-width:980px){
  .workspace{display:flex;gap:28px;align-items:flex-start}
  .main-col{flex:1}
  .drawer{position:sticky;top:104px;transform:none;width:382px;flex:none;height:auto;max-height:calc(100vh - 128px);border:2px solid var(--ink);border-left:2px solid var(--ink);box-shadow:none;background:#fff}
  .drawer-close{display:none}
  .drawer-overlay{display:none!important}
  .actionbar{display:none!important}
  .cart-pill{display:none}
  body.has-cart{padding-bottom:0}
  #preorderForm{box-shadow:none;border:0;border-top:1.5px solid var(--ink);margin-top:18px}
}
@media(max-width:979px){ body.has-cart{padding-bottom:62px} }
@media(max-width:560px){
  .header-inner{padding:11px 16px}
  .hero-inner{padding:36px 16px 42px}
  .workspace{padding:0 16px}
  .cat-head{grid-template-columns:40px 54px 1fr 40px;padding:13px 12px}
  .cat-name{font-size:16px}
  .prod-thumb{width:46px;height:46px}
  .drawer-body{padding:16px 14px 28px}
}