:root{--gold:#B5883C;--gold-lt:#E0BD6E;--teal:#0E6B5C;--teal-lt:#3FA491;--teal-soft:#EAF3F1;--ink:#0B0B0A;--mut:#6E6A64;--bg:#FFFFFF;--soft:#F5F3EF;--line:rgba(17,16,16,.12)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#FFFFFF;color:#111010;font-family:Archivo,system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:#111010;text-decoration:none}
input,select,button{font:inherit;color:inherit}
@keyframes drift{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.55}}
@keyframes floatUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

.nav-links{display:none;gap:26px;margin:0 auto;font-size:13px;font-weight:600;letter-spacing:.03em;text-transform:uppercase}
@media (min-width:820px){.nav-links{display:flex}}
.icon-badge{width:34px;height:34px;border-radius:999px;background:rgba(181,136,60,.12);color:var(--gold);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.icon-badge-teal{background:rgba(14,107,92,.12);color:var(--teal)}
.card-hover{transition:box-shadow .3s cubic-bezier(.2,.7,.3,1),transform .3s cubic-bezier(.2,.7,.3,1)}
.card-hover:hover{box-shadow:0 22px 46px rgba(17,16,16,.12);transform:translateY(-4px)}
.prod-zoom{transition:transform .55s cubic-bezier(.2,.7,.3,1)}
.img-hover:hover .prod-zoom{transform:scale(1.07)}
.pay-chip{border:1px solid var(--line);border-radius:3px;padding:5px 8px;font-family:'IBM Plex Mono',monospace;font-size:10px;font-weight:700;letter-spacing:.04em;color:var(--mut);background:#fff}
.tr-tile{transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s,border-color .3s;cursor:pointer}
.tr-tile:hover{transform:translateY(-4px);box-shadow:0 18px 38px rgba(14,107,92,.14);border-color:rgba(14,107,92,.4)}
.hero-cta:hover{transform:translateY(-2px)}
.scroll-top-btn{transition:opacity .3s ease,transform .3s ease}
.scroll-top-btn:hover{background:#B5883C}
.full-catalog-link{transition:border-color .2s,color .2s}
.full-catalog-link:hover{border-color:#111010;color:#111010}
.trust-card{transition:background .3s}
.trust-card:hover{background:var(--soft)}
.qty-btn{transition:border-color .2s}
.qty-btn:hover{border-color:#111010}
.btn-gold{transition:transform .2s,box-shadow .2s}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(181,136,60,.4)}
.btn-teal{transition:transform .2s,box-shadow .2s}
.btn-teal:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(14,107,92,.4)}
.btn-gold-sm{transition:transform .2s}
.btn-gold-sm:hover{transform:translateY(-2px)}
.btn-outline-lt{transition:transform .2s,border-color .2s}
.btn-outline-lt:hover{transform:translateY(-2px);border-color:#fff}
.hero-bg{background-color:#0B0B0A;background-image:linear-gradient(180deg,rgba(11,11,10,.6),rgba(11,11,10,.88)),radial-gradient(ellipse 60% 50% at 18% 0%,rgba(181,136,60,.22),transparent 60%),radial-gradient(ellipse 55% 45% at 85% 15%,rgba(14,107,92,.26),transparent 60%),url('/assets/hero-lab-mobile.webp');background-size:cover;background-position:center}
@media (min-width:820px){.hero-bg{background-image:linear-gradient(180deg,rgba(11,11,10,.5),rgba(11,11,10,.85)),radial-gradient(ellipse 60% 50% at 18% 0%,rgba(181,136,60,.22),transparent 60%),radial-gradient(ellipse 55% 45% at 85% 15%,rgba(14,107,92,.26),transparent 60%),url('/assets/hero-lab.webp')}}

.btn-loading{position:relative;color:transparent!important;pointer-events:none}
.btn-loading::after{content:'';position:absolute;top:50%;left:50%;width:16px;height:16px;margin:-8px 0 0 -8px;border-radius:50%;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* Lead capture modal (TR verification) */
.lead-modal{position:fixed;inset:0;z-index:200;display:none;align-items:center;justify-content:center;padding:20px}
.lead-modal.open{display:flex}
.lead-modal-backdrop{position:absolute;inset:0;background:rgba(11,11,10,.6);backdrop-filter:blur(2px)}
.lead-modal-panel{position:relative;background:#fff;border-radius:8px;max-width:420px;width:100%;padding:28px 24px;box-shadow:0 30px 80px rgba(0,0,0,.35);animation:floatUp .25s ease-out}
.lead-modal-close{position:absolute;top:14px;right:14px;background:none;border:none;font-size:22px;cursor:pointer;color:var(--mut);line-height:1}
.lead-modal-kicker{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--teal)}
.lead-modal-panel h3{margin:10px 0 0;font-size:22px;font-weight:800;letter-spacing:-.03em;text-transform:uppercase}
.lead-modal-panel p{margin:10px 0 0;font-size:13.5px;line-height:1.5;color:var(--mut)}
.lead-size-chip{margin-top:14px;background:var(--teal-soft);color:var(--teal);font-family:'IBM Plex Mono',monospace;font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:8px 10px;border-radius:4px;display:none}
.lead-size-chip.show{display:block}
.lead-form{margin-top:16px;display:grid;gap:12px}
.lead-form label{display:grid;gap:6px;font-size:12px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:#111010}
.lead-form input{padding:12px 13px;border:1px solid var(--line);border-radius:2px;font-size:14px;outline:none;transition:border-color .2s}
.lead-form input:focus{border-color:var(--teal)}
.lead-submit{background:var(--teal);color:#fff;border:none;padding:14px;border-radius:2px;font-size:13.5px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;cursor:pointer;transition:background .2s}
.lead-submit:hover{background:#0B584C}
.lead-submit:disabled{opacity:.65;cursor:default}
.lead-error{font-size:12.5px;color:#B3261E;display:none;margin-top:2px}
.lead-error.show{display:block}
.lead-success{display:none;text-align:center;gap:10px}
.lead-success.show{display:grid}

/* WhatsApp help widget */
.wa-widget{position:fixed;bottom:20px;right:20px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:12px}
.wa-fab{width:56px;height:56px;border-radius:999px;background:#25D366;color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 28px rgba(37,211,102,.45);transition:transform .2s ease,box-shadow .2s ease;flex-shrink:0}
.wa-fab:hover{transform:scale(1.06);box-shadow:0 14px 34px rgba(37,211,102,.55)}
.wa-bubble{position:relative;width:260px;background:#fff;border-radius:12px;padding:18px 18px 16px;box-shadow:0 20px 50px rgba(17,16,16,.22);opacity:0;transform:translateY(10px) scale(.97);pointer-events:none;transition:opacity .25s ease,transform .25s ease}
.wa-bubble.show{opacity:1;transform:none;pointer-events:auto}
.wa-bubble-close{position:absolute;top:8px;right:10px;background:none;border:none;font-size:18px;line-height:1;color:var(--mut);cursor:pointer;padding:4px}
.wa-bubble-title{font-size:15px;font-weight:800;letter-spacing:-.01em;color:#111010;padding-right:16px}
.wa-bubble-text{margin:6px 0 0;font-size:13px;line-height:1.5;color:var(--mut)}
.wa-bubble-btn{margin-top:12px;display:flex;align-items:center;justify-content:center;gap:8px;background:#25D366;color:#fff;border:none;border-radius:6px;padding:11px;font-size:13px;font-weight:700;letter-spacing:.02em;text-decoration:none;transition:background .2s}
.wa-bubble-btn:hover{background:#1EBE5A;color:#fff}
@media (max-width:480px){.wa-bubble{width:calc(100vw - 88px)}}