:root{--bg-primary: #050a14;--bg-secondary: #0a1222;--bg-card: rgba(13, 22, 40, .72);--bg-card-hover: rgba(18, 32, 58, .88);--bg-glass: rgba(255, 255, 255, .04);--accent-cyan: #00f0ff;--accent-cyan-glow: rgba(0, 240, 255, .4);--accent-blue: #0072ff;--accent-blue-deep: #004ecc;--accent-emerald: #00e676;--text-primary: #f8fbff;--text-secondary: #9cb1cf;--text-muted: #627798;--text-cyan: #38e1ff;--border-subtle: rgba(255, 255, 255, .08);--border-accent: rgba(0, 240, 255, .28);--border-glass: rgba(255, 255, 255, .12);--font-sans: "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-display: "Outfit", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", monospace;--radius-sm: 10px;--radius-md: 16px;--radius-lg: 24px;--radius-full: 9999px;--shadow-card: 0 16px 40px rgba(0, 0, 0, .55);--shadow-glow: 0 0 35px rgba(0, 240, 255, .28);--container-max: 1240px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;position:relative;min-height:100vh}body.modal-open{overflow:hidden}img{max-width:100%;height:auto;display:block}button,input,select,textarea{font:inherit;color:inherit}a{color:inherit;text-decoration:none}.container{max-width:var(--container-max);margin-left:auto;margin-right:auto;padding-left:1.5rem;padding-right:1.5rem}h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:700;line-height:1.15;letter-spacing:-.025em;color:var(--text-primary)}.site-header{position:sticky;top:0;z-index:100;background:#050a14e0;backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid var(--border-subtle);transition:all .3s ease}.nav-wrapper{display:flex;align-items:center;justify-content:space-between;height:78px}.brand-logo-group{display:flex;align-items:center;gap:.85rem}.brand-icon-shield{width:46px;height:46px;border-radius:var(--radius-md);background:linear-gradient(135deg,#00f0ff38,#0072ff59);border:1px solid var(--border-accent);display:flex;align-items:center;justify-content:center;box-shadow:0 0 18px var(--accent-cyan-glow);transition:transform .3s ease}.brand-logo-group:hover .brand-icon-shield{transform:scale(1.06) rotate(3deg)}.brand-text-block{display:flex;flex-direction:column}.brand-name{font-family:var(--font-display);font-size:1.38rem;font-weight:800;letter-spacing:-.01em;color:#fff}.brand-sub{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;color:var(--accent-cyan)}.nav-desktop-links{display:flex;align-items:center;gap:2rem}.nav-link{font-size:.95rem;font-weight:500;color:var(--text-secondary);transition:color .2s ease;position:relative}.nav-link:hover{color:var(--accent-cyan)}.nav-actions{display:flex;align-items:center;gap:1rem}.btn-cart-nav{position:relative;background:#ffffff0d;border:1px solid var(--border-glass);border-radius:var(--radius-full);padding:.6rem 1.15rem;display:flex;align-items:center;gap:.5rem;cursor:pointer;transition:all .25s ease}.btn-cart-nav:hover{background:#00f0ff26;border-color:var(--border-accent);box-shadow:0 0 15px #00f0ff40}.cart-badge-count{background:var(--accent-cyan);color:#050a14;font-size:.75rem;font-weight:800;border-radius:999px;width:20px;height:20px;display:inline-flex;align-items:center;justify-content:center}.btn-hotline{background:linear-gradient(135deg,var(--accent-blue),var(--accent-blue-deep));color:#fff;padding:.68rem 1.35rem;border-radius:var(--radius-full);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:.4rem;box-shadow:0 4px 20px #0072ff66;border:none;cursor:pointer;transition:transform .2s,box-shadow .2s}.btn-hotline:hover{transform:translateY(-2px);box-shadow:0 8px 25px #00f0ff80}.mobile-menu-toggle{display:none;background:transparent;border:none;color:var(--text-primary);padding:.5rem;cursor:pointer}.hero-section{position:relative;min-height:90vh;display:flex;align-items:center;padding:4.5rem 0 3.5rem;overflow:hidden;background:radial-gradient(circle at 50% 25%,#0b1c3d 0%,var(--bg-primary) 85%)}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:3.5rem;align-items:center;position:relative;z-index:5}.hero-tag{display:inline-flex;align-items:center;gap:.6rem;background:#00f0ff14;border:1px solid var(--border-accent);padding:.45rem 1.15rem;border-radius:var(--radius-full);font-size:.82rem;font-weight:600;color:var(--accent-cyan);margin-bottom:1.5rem;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.hero-title{font-size:clamp(2.4rem,4.8vw,3.9rem);font-weight:800;letter-spacing:-.03em;margin-bottom:1.35rem;color:#fff}.hero-title span.text-highlight{color:var(--accent-cyan);text-shadow:0 0 25px rgba(0,240,255,.5)}.hero-subtitle{font-size:1.15rem;color:var(--text-secondary);margin-bottom:2.2rem;line-height:1.7;max-width:580px}.hero-cta-group{display:flex;flex-wrap:wrap;align-items:center;gap:1.25rem;margin-bottom:2.5rem}.btn-primary{background:linear-gradient(135deg,#00f0ff,#0072ff);color:#050a14;font-weight:800;font-size:1.05rem;padding:.95rem 2.2rem;border-radius:var(--radius-full);display:inline-flex;align-items:center;justify-content:center;gap:.6rem;border:none;cursor:pointer;box-shadow:0 8px 30px #00f0ff73;transition:all .25s cubic-bezier(.16,1,.3,1)}.btn-primary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 12px 38px #00f0ffb3;color:#000}.btn-secondary{background:#ffffff0d;border:1px solid var(--border-glass);color:var(--text-primary);font-weight:600;font-size:1.05rem;padding:.95rem 1.9rem;border-radius:var(--radius-full);display:inline-flex;align-items:center;justify-content:center;gap:.6rem;cursor:pointer;transition:all .25s ease;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.btn-secondary:hover{background:#ffffff1f;border-color:var(--accent-cyan);color:var(--accent-cyan);box-shadow:0 0 20px #00f0ff33}.hero-badges-row{display:flex;flex-wrap:wrap;align-items:center;gap:1.5rem;padding-top:1.5rem;border-top:1px solid var(--border-subtle)}.badge-item{display:flex;align-items:center;gap:.6rem;font-size:.85rem;color:var(--text-secondary)}.badge-item strong{color:var(--text-primary)}.badge-icon{width:28px;height:28px;border-radius:50%;background:#00f0ff1f;color:var(--accent-cyan);display:flex;align-items:center;justify-content:center}.hero-visual-card{position:relative;background:var(--bg-card);border:1px solid 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var(--accent-cyan-glow)}.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2.25rem}.product-card{position:relative;background:var(--bg-card);border:1px solid var(--border-glass);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transform-style:preserve-3d;transition:border-color .3s ease,box-shadow .3s ease;cursor:pointer}.product-card:hover{border-color:var(--border-accent);box-shadow:0 16px 45px #00f0ff2e}.specular-light-glare{position:absolute;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at var(--glare-x, 50%) var(--glare-y, 50%),rgba(255,255,255,.15) 0%,rgba(0,240,255,.05) 30%,transparent 60%);pointer-events:none;opacity:0;transition:opacity .3s ease;z-index:4}.product-card:hover .specular-light-glare{opacity:1}.product-visual{position:relative;background:radial-gradient(circle at 50% 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1fr;gap:3rem;align-items:center;box-shadow:var(--shadow-card);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.calc-controls{display:flex;flex-direction:column;gap:1.85rem}.calc-group-label{font-size:.95rem;font-weight:600;color:var(--text-primary);margin-bottom:.75rem;display:flex;justify-content:space-between}.calc-slider-val{color:var(--accent-cyan);font-weight:800}.calc-slider{width:100%;height:8px;background:#ffffff1f;border-radius:999px;outline:none;-webkit-appearance:none}.calc-slider::-webkit-slider-thumb{-webkit-appearance:none;width:24px;height:24px;border-radius:50%;background:var(--accent-cyan);cursor:pointer;box-shadow:0 0 16px var(--accent-cyan)}.calc-type-selector{display:grid;grid-template-columns:repeat(3,1fr);gap:.75rem}.calc-type-label{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:.9rem;background:#ffffff0a;border:1px solid var(--border-glass);border-radius:var(--radius-md);cursor:pointer;font-size:.85rem;font-weight:600;transition:all .25s}.calc-type-label input{display:none}.calc-type-label:has(input:checked){background:#00f0ff24;border-color:var(--accent-cyan);color:var(--accent-cyan);box-shadow:0 0 16px #00f0ff33}.calc-vessel-container{display:flex;align-items:center;gap:1.5rem;margin-bottom:1rem}.liquid-glass-vessel{position:relative;width:64px;height:140px;background:#ffffff08;border:2px solid var(--border-accent);border-radius:12px;overflow:hidden;box-shadow:inset 0 0 15px #00f0ff26,0 0 20px #0009;flex-shrink:0}.liquid-fill-body{position:absolute;bottom:0;left:0;width:100%;height:45%;background:linear-gradient(180deg,#00f0ff,#06f);transition:height .6s cubic-bezier(.34,1.56,.64,1);box-shadow:0 0 20px #00f0ff99}.liquid-wave-cap{position:absolute;top:-12px;left:0;width:200%;height:20px;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 20'%3E%3Cpath d='M0 10 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var(--border-glass);border-radius:var(--radius-lg);padding:2.5rem;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:var(--shadow-card)}.filtration-steps-nav{display:flex;flex-direction:column;gap:.75rem}.stage-step-btn{display:flex;align-items:center;gap:1rem;padding:.85rem 1.25rem;background:#ffffff08;border:1px solid var(--border-glass);border-radius:var(--radius-md);color:var(--text-secondary);font-size:.92rem;font-weight:600;cursor:pointer;transition:all .25s ease;text-align:left;position:relative}.stage-step-btn .step-num{font-family:var(--font-mono);font-size:.8rem;color:var(--accent-cyan);font-weight:700}.stage-step-btn .step-label{flex-grow:1}.stage-step-btn .step-dot{width:8px;height:8px;border-radius:50%;background:#fff3;transition:all .25s ease}.stage-step-btn:hover{background:#ffffff12;color:var(--text-primary)}.stage-step-btn.active{background:#00f0ff1f;border-color:var(--accent-cyan);color:#fff;box-shadow:0 0 20px #00f0ff40}.stage-step-btn.active 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.75rem;border-radius:var(--radius-full)}.stage-purity-metric{font-size:.85rem;font-weight:700;color:var(--accent-emerald)}.stage-headline{font-size:1.6rem;font-weight:800;margin-bottom:.3rem;color:#fff}.stage-subhead{font-size:.9rem;color:var(--accent-cyan);font-weight:600;margin-bottom:1rem}.stage-body{font-size:.95rem;color:var(--text-secondary);line-height:1.6;margin-bottom:1.5rem}.stage-specs-chips{display:flex;flex-wrap:wrap;gap:.6rem}.stage-spec-chip{background:#ffffff0d;border:1px solid var(--border-glass);padding:.35rem .85rem;border-radius:var(--radius-full);font-size:.8rem;color:var(--text-primary)}.stage-spec-chip .check-icon{color:var(--accent-emerald);margin-right:.3rem}.zones-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}.zone-card{background:var(--bg-card);border:1px solid var(--border-glass);border-radius:var(--radius-md);padding:1.35rem;transition:transform .2s ease,border-color .2s ease}.zone-card:hover{border-color:var(--border-accent);transform:translateY(-3px)}.zone-header{display:flex;align-items:center;gap:.6rem;margin-bottom:.5rem}.zone-indicator{width:8px;height:8px;border-radius:50%;background:var(--accent-cyan);box-shadow:0 0 10px var(--accent-cyan)}.zone-name{font-size:1rem;font-weight:700}.zone-eta{display:flex;align-items:center;gap:.4rem;font-size:.85rem;color:var(--text-secondary);margin-bottom:.5rem}.zone-status-badge{display:inline-block;font-size:.72rem;font-weight:700;color:var(--accent-emerald);background:#00e6761a;padding:.2rem .6rem;border-radius:var(--radius-full)}.compliance-banner-card{background:linear-gradient(135deg,#0072ff2e,#00f0ff17);border:1px solid var(--border-accent);border-radius:var(--radius-lg);padding:2.75rem;display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.compliance-info-col{max-width:650px}.compliance-title{font-size:1.65rem;font-weight:800;margin-bottom:.6rem}.compliance-text{font-size:.95rem;color:var(--text-secondary)}.reg-tags-row{display:flex;flex-wrap:wrap;gap:1rem;margin-top:1.25rem}.reg-badge-pill{background:#050a14d9;border:1px solid var(--border-glass);padding:.5rem 1rem;border-radius:var(--radius-md);font-size:.82rem;display:flex;flex-direction:column}.reg-badge-pill .reg-lbl{font-size:.7rem;color:var(--text-muted);text-transform:uppercase}.reg-badge-pill .reg-num{font-family:var(--font-mono);font-weight:700;color:var(--accent-cyan)}.cart-drawer-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background:#030712bf;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;opacity:0;visibility:hidden;transition:all .3s ease}.cart-drawer-backdrop.active{opacity:1;visibility:visible}.cart-drawer{position:fixed;top:0;right:0;width:100%;max-width:440px;height:100%;background:var(--bg-secondary);border-left:1px solid var(--border-glass);z-index:1001;display:flex;flex-direction:column;transform:translate(100%);transition:transform .35s cubic-bezier(.16,1,.3,1);box-shadow:-12px 0 40px #000000bf}.cart-drawer.active{transform:translate(0)}.cart-drawer-header{padding:1.5rem;border-bottom:1px solid var(--border-subtle);display:flex;align-items:center;justify-content:space-between}.cart-drawer-title{font-size:1.25rem;font-weight:700}.btn-close-drawer{background:transparent;border:none;color:var(--text-secondary);font-size:1.5rem;cursor:pointer;padding:.25rem}.cart-drawer-body{flex-grow:1;overflow-y:auto;padding:1.5rem}.cart-empty-view{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;height:100%;color:var(--text-muted);gap:1rem}.cart-item-row{display:flex;gap:1rem;padding-bottom:1.25rem;margin-bottom:1.25rem;border-bottom:1px solid 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var(--border-subtle);background:#050a14f2}.cart-total-row{display:flex;justify-content:space-between;font-size:1.15rem;font-weight:700;margin-bottom:1.25rem}.cart-total-amount{color:var(--accent-cyan)}.modal-backdrop{position:fixed;top:0;left:0;width:100%;height:100%;background:#030712d9;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:1100;display:flex;align-items:center;justify-content:center;padding:1.5rem;opacity:0;visibility:hidden;transition:all .3s ease}.modal-backdrop.active{opacity:1;visibility:visible}.modal-container{background:var(--bg-secondary);border:1px solid 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