@import "https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Inter:wght@400;500;600;700&family=Montserrat:wght@600;700;800&display=swap";
:root{--bg-primary:#f5f5f7;--bg-secondary:#eaeaef;--surface:#fff;--border:#e5e5e7;--border-focus:#d90429;--accent:#d90429;--accent-hover:#b80320;--danger:#d90429;--danger-hover:#b80320;--text-primary:#1d1d1f;--text-secondary:#4a4a4a;--text-muted:#86868b;--text-white:#fff;--shadow-sm:0 2px 8px #0000000a;--shadow-md:0 4px 20px #0000000d;--shadow-lg:0 10px 30px #00000014;--shadow-red:0 4px 14px #d9042940;--radius-md:8px;--radius-lg:12px;--radius-xl:16px;--font-hero:"Bebas Neue", sans-serif;--font-title:"Montserrat", sans-serif;--font-body:"Inter", sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-body);background-color:var(--bg-primary);color:var(--text-secondary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{color:var(--text-primary);font-weight:700}a{color:inherit;text-decoration:none;transition:color .2s,opacity .2s}img{max-width:100%;height:auto;display:block}::selection{background:var(--accent);color:#fff}.font-hero{font-family:var(--font-hero);text-transform:uppercase;letter-spacing:1px}.font-title{font-family:var(--font-title);letter-spacing:-.5px}.container{width:100%;max-width:1280px;margin-left:auto;margin-right:auto;padding-left:1.5rem;padding-right:1.5rem}.container-max-600{max-width:600px;margin:0 auto}.container-max-900{max-width:900px;margin:0 auto}.grid{gap:1.5rem;display:grid}@media (min-width:640px){.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:1024px){.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}}.section-padding{padding-top:5rem;padding-bottom:5rem}@media (min-width:1024px){.section-padding{padding-top:7.5rem;padding-bottom:7.5rem}}.bg-primary-section{background-color:var(--bg-primary)}.bg-surface-section,.bg-surface{background-color:var(--surface)}.border-t{border-top:1px solid 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auto;font-size:1.0625rem}.details-tag{font-family:var(--font-title);letter-spacing:.15em;text-transform:uppercase;color:var(--accent);font-size:.7rem;font-weight:700;display:inline-block}.details-title-sm{font-size:1.5rem;line-height:1.25}.symptom-tag{font-family:var(--font-title);letter-spacing:.15em;text-transform:uppercase;color:var(--text-muted);background-color:var(--bg-secondary);border-radius:100px;padding:.2rem .6rem;font-size:.65rem;font-weight:700;display:inline-block}.solution-tag{font-family:var(--font-title);letter-spacing:.15em;text-transform:uppercase;color:var(--accent);font-size:.65rem;font-weight:700;display:inline-block}.page-header{background-color:var(--text-primary);color:var(--text-white);text-align:center;padding:8rem 0 4rem}.page-title{color:var(--text-white);margin-bottom:1rem;font-size:3rem}.header-wrapper{z-index:100;-webkit-backdrop-filter:blur(20px);background-color:#f5f5f7cc;border-bottom:1px solid #0000;height:90px;transition:all 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var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;pointer-events:none;z-index:200;min-width:240px;padding:.5rem;list-style:none;transition:opacity .22s,transform .22s,visibility .22s;position:absolute;top:calc(100% + 12px);left:50%;transform:translate(-50%)translateY(-8px)}.dropdown-menu:before{content:"";background-color:var(--surface);border-top:1px solid var(--border);border-left:1px solid var(--border);width:12px;height:12px;position:absolute;top:-6px;left:50%;transform:translate(-50%)rotate(45deg)}.dropdown-menu:after{content:"";background-color:#0000;height:15px;position:absolute;top:-15px;left:0;right:0}.nav-item.has-dropdown:hover .dropdown-menu{opacity:1;visibility:visible;pointer-events:all;transform:translate(-50%)translateY(0)}.dropdown-item{border-radius:var(--radius-md);font-family:var(--font-title);color:var(--text-primary);white-space:nowrap;align-items:center;gap:.625rem;padding:.625rem .875rem;font-size:.8125rem;font-weight:600;transition:background-color .18s,color .18s,padding-left .18s;display:flex}.dropdown-item i{width:16px;height:16px;color:var(--accent);flex-shrink:0}.dropdown-item:hover{background-color:var(--bg-primary);color:var(--accent);padding-left:1.125rem}.dropdown-divider{background-color:var(--border);height:1px;margin:.375rem .875rem}.header-actions{align-items:center;gap:1rem;display:none}@media (min-width:1024px){.header-actions{display:flex}}.menu-btn{cursor:pointer;z-index:101;background:0 0;border:none;flex-direction:column;justify-content:space-between;width:28px;height:20px;display:flex}@media (min-width:1024px){.menu-btn{display:none}}.menu-btn span{background-color:var(--text-primary);border-radius:2px;width:100%;height:2.5px;transition:all .3s;display:block}.menu-btn.open span:first-child{transform:translateY(8px)rotate(45deg)}.menu-btn.open span:nth-child(2){opacity:0}.menu-btn.open 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var(--border);flex-direction:column;gap:.25rem;margin-top:.5rem;padding-left:1rem;list-style:none;display:none}.mobile-nav-sub.open{display:flex}.mobile-nav-sub-link{font-family:var(--font-title);color:var(--text-secondary);border-radius:var(--radius-md);align-items:center;gap:.5rem;min-height:44px;padding:.5rem .75rem;font-size:.9375rem;font-weight:600;transition:color .2s,background-color .2s;display:flex}.mobile-nav-sub-link:hover{color:var(--accent);background-color:var(--bg-secondary)}.mobile-nav-toggle{cursor:pointer;width:100%;font-family:var(--font-title);color:var(--text-primary);background:0 0;border:none;justify-content:space-between;align-items:center;min-height:44px;padding:0;font-size:1.25rem;font-weight:700;display:flex}.mobile-nav-toggle .toggle-chevron{width:18px;height:18px;color:var(--text-muted);transition:transform .25s}.mobile-nav-toggle.open 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.2s}.chat-close-btn:hover{color:#fff}.chat-body{flex-direction:column;flex:1;gap:.75rem;padding:1.25rem;display:flex;overflow-y:auto}.chat-message{border-radius:var(--radius-lg);max-width:85%;padding:.625rem 1rem;font-size:.875rem;line-height:1.5}.bot-msg{background-color:var(--bg-primary);color:var(--text-primary);border-bottom-left-radius:4px}.user-msg{background-color:var(--accent);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.chat-quick-actions{flex-wrap:wrap;gap:.5rem;padding:0 1.25rem 1rem;display:flex}.quick-action-btn{font-size:.75rem;font-family:var(--font-title);border:1px solid var(--border);color:var(--text-secondary);cursor:pointer;background:0 0;border-radius:100px;padding:.375rem .75rem;font-weight:600;transition:all .2s}.quick-action-btn:hover{border-color:var(--accent);color:var(--accent)}.chat-footer{border-top:1px solid var(--border);gap:.75rem;padding:.75rem 1.25rem;display:flex}.chat-input{border:1px solid var(--border);border-radius:var(--radius-md);font-size:.875rem;font-family:var(--font-body);outline:none;flex:1;padding:.625rem .875rem;transition:border-color .2s}.chat-input:focus{border-color:var(--accent)}.chat-send-btn{background-color:var(--accent);color:#fff;border-radius:var(--radius-md);cursor:pointer;border:none;flex-shrink:0;justify-content:center;align-items:center;width:38px;height:38px;transition:background-color .2s;display:flex}.chat-send-btn:hover{background-color:var(--accent-hover)}.form-group{flex-direction:column;gap:.5rem;margin-bottom:1.25rem;display:flex}.form-label{font-family:var(--font-title);color:var(--text-primary);font-size:.875rem;font-weight:600}.form-input,.form-select{border:1px solid var(--border);border-radius:var(--radius-md);font-size:.9375rem;font-family:var(--font-body);color:var(--text-primary);background-color:var(--bg-primary);outline:none;width:100%;padding:.75rem 1rem;transition:border-color .2s,box-shadow .2s}.form-input:focus,.form-select:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px #d904291a}.modal{display:none}.modal.open{z-index:200;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-backdrop{background-color:#00000080;position:fixed;inset:0}.modal-content{background-color:var(--surface);border-radius:var(--radius-xl);z-index:1;text-align:center;width:90%;max-width:420px;padding:2.5rem;animation:.3s cubic-bezier(.16,1,.3,1) modalIn;position:relative}@keyframes modalIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.modal-close-btn{cursor:pointer;color:var(--text-muted);background:0 0;border:none;font-size:1.5rem;position:absolute;top:1rem;right:1.25rem}.modal-close-btn:hover{color:var(--text-primary)}.modal-icon-wrapper{width:60px;height:60px;color:var(--accent);background-color:#d904291a;border-radius:50%;justify-content:center;align-items:center;margin:0 auto 1.5rem;display:flex}.text-muted{color:var(--text-muted);font-size:.9375rem}.icon-xs{width:14px;height:14px}.icon-sm{width:16px;height:16px}.icon-md{width:20px;height:20px}.icon-lg{width:28px;height:28px}.icon-xxl{width:32px;height:32px}.icon-lg-modal{width:28px;height:28px}.icon-xs-white{color:#fff;width:14px;height:14px}.before-after-wrapper{-webkit-user-select:none;user-select:none;border-radius:var(--radius-lg);aspect-ratio:4/3;position:relative;overflow:hidden}.before-after-img{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.before-after-after{clip-path:inset(0 50% 0 0)}.before-after-resize{clip-path:inset(0 50% 0 0);z-index:1;position:absolute;inset:0}.before-after-label{font-family:var(--font-title);text-transform:uppercase;border-radius:100px;padding:.25rem .75rem;font-size:.7rem;font-weight:700;position:absolute;top:1rem}.label-before{color:#fff;z-index:3;background:#0009;left:1rem}.label-after{background:var(--accent);color:#fff;z-index:2;right:1rem}.before-after-handle{z-index:4;cursor:ew-resize;background:#fff;width:3px;position:absolute;top:0;bottom:0;left:50%;transform:translate(-50%)}.before-after-button{background:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;display:flex;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);box-shadow:0 2px 8px #0000004d}.model-viewer-container{border-radius:var(--radius-lg);aspect-ratio:4/3;background-color:var(--bg-primary);position:relative;overflow:hidden}.model-viewer-container model-viewer{width:100%;height:100%}.model-loading-overlay{background-color:var(--bg-primary);z-index:5;flex-direction:column;justify-content:center;align-items:center;gap:1rem;display:flex;position:absolute;inset:0}.model-spinner{border:3px solid var(--border);border-top-color:var(--accent);border-radius:50%;width:36px;height:36px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.text-muted-sm{color:var(--text-muted);font-size:.875rem}.calc-gain-banner{background:linear-gradient(135deg, var(--text-primary) 0%, #2d2d30 100%)}.calc-gain-banner .section-tag{background-color:#d9042933}.calc-gain-banner .section-title,.calc-gain-banner .section-desc{color:#fff}.calc-gain-banner .section-desc{color:#ffffffb3}.calc-gain-banner h3{color:#fff}.calc-gain-banner p{color:#ffffffb3}@media (max-width:639px){.hero-title{font-size:2.75rem}.hero-stats{gap:1.5rem}.section-title{font-size:1.625rem}.chat-window{width:calc(100vw - 2rem);right:1rem}.card,.card-padding-lg{padding:1.5rem}.hero-actions{flex-wrap:nowrap;gap:.5rem;display:flex}.hero-actions .btn{flex:1;padding:.75rem .5rem;font-size:.85rem}}.stats-grid{grid-template-columns:repeat(4,1fr);gap:1.5rem;display:grid}.content-grid{grid-template-columns:1fr;gap:1.5rem;display:grid}@media (max-width:1024px){.stats-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){.stats-grid{grid-template-columns:1fr}}.table-row{transition:background-color .15s}.table-row:hover{background-color:#ffffff04!important}