:root{--bg: #ffffff;--bg-secondary: #fafafa;--bg-card: #f6f6f6;--text: #111111;--text-muted: #555555;--text-light: #777777;--border: #e5e5e5;--border-dark: #a8a8a8;--accent: #000000;--accent-hover: #222222;--font: "Vazirmatn", sans-serif;--radius: 4px;--transition: all .18s cubic-bezier(.25, .46, .45, .94)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;background-color:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;-webkit-font-smoothing:antialiased}body{overflow-x:hidden;line-height:1.85}::-webkit-scrollbar{width:7px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border-dark);border-radius:var(--radius)}::-webkit-scrollbar-thumb:hover{background:var(--text)}a{color:inherit;text-decoration:none}button,input,select,textarea{font-family:inherit;outline:none}.app-header{position:sticky;top:0;z-index:100;background:#ffffffeb;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.header-container{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;height:75px;padding:0 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var(--accent);padding-bottom:2px}.hero-content p{font-size:1.1rem;color:var(--text-muted);margin-bottom:36px;max-width:550px}.hero-actions{display:flex;gap:16px}.hero-svg{max-width:450px;border:1px solid var(--border);box-shadow:0 10px 30px #00000005}.material-finder-section{border-bottom:1px solid var(--border);max-width:1200px;margin:0 auto;padding:90px 24px}.finder-layout{display:grid;grid-template-columns:1fr 1fr;gap:40px}.finder-controls-card{background:var(--bg-secondary);border:1px solid var(--border);padding:36px;border-radius:var(--radius)}.finder-controls-card h3{font-size:1.15rem;font-weight:700;margin-bottom:20px;border-bottom:1px solid var(--border);padding-bottom:10px}.control-group{margin-bottom:20px}.control-group label{display:block;font-size:.82rem;font-weight:600;color:var(--text-muted);margin-bottom:8px}.form-select{width:100%;background:var(--bg);border:1px solid var(--border-dark);border-radius:var(--radius);color:var(--text);padding:10px 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td:last-child{font-weight:700;text-align:left}.benefits-section{border-bottom:1px solid var(--border);max-width:1200px;margin:0 auto;padding:70px 24px}.benefits-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:50px}.benefit-card h3{font-size:1.15rem;font-weight:700;margin-bottom:12px}.benefit-card p{font-size:.9rem;color:var(--text-muted);line-height:1.7}.section-header{margin-bottom:44px}.section-header h2,.section-header h1{font-size:2rem;font-weight:800;margin-bottom:8px;letter-spacing:-.5px}.section-header p{font-size:.95rem;color:var(--text-light)}.listings-container{max-width:1200px;margin:0 auto;padding:60px 24px 80px}.search-filter-box{display:block;margin-top:20px}.filter-row{display:inline-flex;background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:3px;gap:4px}.filter-btn{background:none;border:none;color:var(--text-muted);font-size:.85rem;font-weight:600;padding:6px 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var(--border);padding-bottom:20px;margin-bottom:40px}.btn-back{background:none;border:none;font-size:.9rem;font-weight:600;color:var(--text);cursor:pointer;transition:var(--transition)}.btn-back:hover{text-decoration:underline}.breadcrumb-text{font-size:.8rem;color:var(--text-light)}.product-detail-layout{display:grid;grid-template-columns:1fr 1fr;gap:60px}.product-detail-visuals{display:flex;flex-direction:column;gap:20px}.main-detail-placeholder{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.gallery-group{display:none}.gallery-group.active{display:block}.product-thumbnails-row{display:flex;gap:12px}.thumb-btn{flex-grow:1;background:var(--bg-secondary);border:1px solid 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drawerIn{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.checkout-drawer-dialog::backdrop{background:#ffffffdb;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px)}.drawer-header{padding:24px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.drawer-header h3{font-size:1.15rem;font-weight:700}.drawer-close-btn{background:none;border:none;color:var(--text-light);font-size:1.8rem;cursor:pointer;line-height:.8;transition:var(--transition)}.drawer-close-btn:hover{color:var(--accent)}.drawer-body{padding:24px}.summary-checkout-card{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:24px;display:flex;flex-direction:column;gap:8px}.summary-lbl{font-size:.72rem;font-weight:600;color:var(--text-light)}.summary-checkout-card strong{font-size:1rem}.summary-specs-row{display:flex;gap:16px;font-size:.8rem;color:var(--text-muted)}.summary-price-row{border-top:1px dashed var(--border);padding-top:10px;margin-top:4px;display:flex;justify-content:space-between;align-items:center;font-size:.9rem}.summary-price-row strong{font-size:1.1rem;font-weight:700}.checkout-form{display:flex;flex-direction:column}.checkout-success-view{text-align:center;padding:30px 0;display:flex;flex-direction:column;align-items:center}.success-check-badge{width:50px;height:50px;border:2px solid var(--text);color:var(--text);font-size:1.6rem;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:20px}.checkout-success-view h4{font-size:1.25rem;font-weight:700;margin-bottom:12px}.checkout-success-view p{font-size:.88rem;color:var(--text-muted);line-height:1.7;margin-bottom:24px}body:has(dialog[open]){overflow:hidden}.app-footer{border-top:1px solid var(--border);padding:50px 0;background:var(--bg)}.footer-container{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:24px;max-width:1200px;margin:0 auto;padding:0 24px}.footer-brand strong{font-size:1rem;display:block;margin-bottom:6px}.footer-brand p{font-size:.8rem;color:var(--text-muted)}.footer-links{display:flex;gap:24px}.footer-links a{font-size:.85rem;color:var(--text-muted);transition:var(--transition)}.footer-links a:hover{color:var(--text)}.footer-copyright{width:100%;border-top:1px solid var(--border);padding-top:16px;margin-top:12px;font-size:.72rem;color:var(--text-light)}@media (max-width: 992px){.hero-container{grid-template-columns:1fr;gap:40px;text-align:center}.hero-content p{margin:0 auto 32px}.hero-actions{justify-content:center}.finder-layout{grid-template-columns:1fr;gap:30px}.benefits-grid{grid-template-columns:1fr;gap:24px}.product-detail-layout,.consultation-container{grid-template-columns:1fr;gap:40px}}@media (max-width: 768px){.main-navigation{display:none}.header-container{padding:0 16px}.hero-content h1{font-size:2.3rem}.consult-form-box{padding:24px}}