@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap");:root{--white:#fff;--off-white:#fbfbfd;--gray-50:#f5f5f7;--gray-100:#e8e8ed;--gray-200:#d2d2d7;--gray-300:#b0b0b8;--gray-400:#86868b;--gray-500:#6e6e73;--gray-600:#424245;--gray-800:#1d1d1f;--gray-900:#0a0a0a;--accent:#0071e3;--accent-hover:#0077ed;--accent-light:#e8f0fe;--accent2:#30d158;--accent3:#ff6482;--purple:#af52de;--orange:#ff9f0a;--teal:#64d2ff;--text-primary:#1d1d1f;--text-secondary:#6e6e73;--text-tertiary:#86868b;--shadow-xs:0 0.5px 1px rgba(0,0,0,.04);--shadow-sm:0 2px 8px rgba(0,0,0,.04);--shadow-md:0 4px 16px rgba(0,0,0,.06);--shadow-lg:0 8px 32px rgba(0,0,0,.08);--shadow-xl:0 16px 48px rgba(0,0,0,.1);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-2xl:28px;--radius-full:9999px;--sidebar-w:240px;--topbar-h:52px;--ease-out:cubic-bezier(0.25,0.46,0.45,0.94);--ease-spring:cubic-bezier(0.34,1.56,0.64,1);--ease-smooth:cubic-bezier(0.4,0,0.2,1)}[data-theme=dark]{--white:#1c1c1e;--off-white:#000;--gray-50:#2c2c2e;--gray-100:#3a3a3c;--gray-200:#48484a;--gray-300:#636366;--gray-400:#8e8e93;--gray-500:#aeaeb2;--gray-600:#d1d1d6;--gray-800:#f2f2f7;--gray-900:#fff;--accent:#0a84ff;--accent-hover:#409cff;--accent-light:rgba(10,132,255,.15);--text-primary:#f2f2f7;--text-secondary:#aeaeb2;--text-tertiary:#8e8e93;--shadow-xs:0 0.5px 1px rgba(0,0,0,.3);--shadow-sm:0 2px 8px rgba(0,0,0,.3);--shadow-md:0 4px 16px rgba(0,0,0,.4);--shadow-lg:0 8px 32px rgba(0,0,0,.5);--shadow-xl:0 16px 48px rgba(0,0,0,.6)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body,html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:-apple-system,BlinkMacSystemFont,SF Pro Display,SF Pro Text,Inter,Helvetica Neue,Helvetica,Arial,sans-serif;background:var(--off-white);color:var(--text-primary);line-height:1.47059;font-size:17px;letter-spacing:-.022em;font-weight:400;text-rendering:optimizeLegibility}::selection{background:var(--accent);color:#fff}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--gray-200);border-radius:3px}a{text-decoration:none;color:inherit}button{font-family:inherit}img{max-width:100%}.app-shell{display:flex;min-height:100vh}.sidebar{width:var(--sidebar-w);background:var(--white);border-right:.5px solid var(--gray-100);position:fixed;top:0;left:0;height:100vh;display:flex;flex-direction:column;z-index:40}.sidebar-brand{padding:16px 20px;gap:10px}.brand-icon,.sidebar-brand{display:flex;align-items:center}.brand-icon{width:32px;height:32px;background:linear-gradient(135deg,var(--accent),var(--accent2));border-radius:8px;justify-content:center;font-size:16px}.brand-text h2{font-size:16px;font-weight:700;color:var(--text-primary);letter-spacing:-.02em}.brand-text span{font-size:10px;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.08em;font-weight:500}.sidebar-nav{flex:1 1;padding:8px 12px;overflow-y:auto}.nav-section-label{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-tertiary);padding:16px 8px 6px;margin-top:4px}.nav-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:14px;font-weight:500;cursor:pointer;transition:all .2s var(--ease-out);text-decoration:none!important;margin-bottom:1px}.nav-item:hover{background:var(--gray-50);color:var(--text-primary)}.nav-item.active{background:var(--gray-50);color:var(--accent);font-weight:600}.nav-item .nav-icon{width:17px;height:17px;opacity:.55;flex-shrink:0}.nav-item.active .nav-icon,.nav-item:hover .nav-icon{opacity:1}.nav-badge{margin-left:auto;background:var(--accent);color:#fff;font-size:10px;padding:1px 7px;border-radius:var(--radius-full);font-weight:600}.sidebar-footer{padding:12px}.sidebar-footer-card{background:var(--gray-50);border-radius:var(--radius-md);padding:14px;text-align:center}.sidebar-footer-card p{font-size:11px;color:var(--text-tertiary);margin-bottom:8px}.upgrade-btn{display:inline-flex;align-items:center;gap:4px;background:var(--accent);color:#fff;padding:6px 14px;border-radius:var(--radius-full);font-size:12px;font-weight:600;border:none;cursor:pointer;transition:all .25s var(--ease-out)}.upgrade-btn:hover{filter:brightness(1.1);transform:scale(1.02)}.main-area{flex:1 1;margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-height:100vh}.topbar{height:var(--topbar-h);background:rgba(251,251,253,.72);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);border-bottom:.5px solid var(--gray-100);justify-content:space-between;padding:0 24px;position:-webkit-sticky;position:sticky;top:0;z-index:30}.topbar,.topbar-left{display:flex;align-items:center}.topbar-left{gap:10px}.topbar-breadcrumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-tertiary)}.topbar-breadcrumb span.active{color:var(--text-primary);font-weight:600}.topbar-right{gap:6px}.topbar-btn,.topbar-right{display:flex;align-items:center}.topbar-btn{width:32px;height:32px;border-radius:var(--radius-full);justify-content:center;background:transparent;border:none;color:var(--text-tertiary);cursor:pointer;transition:all .2s var(--ease-out)}.topbar-btn:hover{background:var(--gray-50);color:var(--text-primary)}.user-avatar{width:32px;height:32px;border-radius:var(--radius-full);background:linear-gradient(135deg,var(--accent),var(--purple));display:flex;align-items:center;justify-content:center;font-weight:600;font-size:12px;color:#fff;cursor:pointer}.content-area{flex:1 1;padding:24px 32px;max-width:1400px}.hero-section{text-align:center;padding:80px 40px 60px;max-width:800px;margin:0 auto;position:relative}.hero-overtitle{display:inline-flex;align-items:center;gap:6px;background:var(--accent-light);color:var(--accent);padding:6px 16px;border-radius:var(--radius-full);font-size:12px;font-weight:600;margin-bottom:24px;animation:fadeInUp .6s var(--ease-out)}.hero-title{font-size:clamp(36px,5vw,56px);font-weight:800;letter-spacing:-.03em;line-height:1.1;color:var(--text-primary);margin-bottom:16px;animation:fadeInUp .7s var(--ease-out)}.hero-title .gradient-text{background:linear-gradient(135deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:clamp(16px,2vw,19px);color:var(--text-secondary);max-width:540px;margin:0 auto 32px;line-height:1.5;animation:fadeInUp .8s var(--ease-out)}.hero-cta{display:inline-flex;align-items:center;gap:8px;background:var(--accent);color:#fff;padding:14px 32px;border-radius:var(--radius-full);font-size:17px;font-weight:600;border:none;cursor:pointer;transition:all .35s var(--ease-out);animation:fadeInUp .9s var(--ease-out)}.hero-cta:hover{filter:brightness(1.1);transform:scale(1.02);box-shadow:0 4px 20px rgba(0,113,227,.3)}.hero-cta-secondary{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:17px;font-weight:600;cursor:pointer;margin-left:20px;background:none;border:none;transition:all .25s var(--ease-out);animation:fadeInUp .9s var(--ease-out)}.hero-cta-secondary:hover{text-decoration:underline}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:16px;gap:16px;max-width:960px;margin:0 auto 40px;padding:0 20px}.feature-card{background:var(--white);border-radius:var(--radius-xl);padding:32px 24px;text-align:center;box-shadow:var(--shadow-sm);transition:all .35s var(--ease-out);cursor:default}.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.feature-card-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;font-size:22px}.feature-card h3{font-size:16px;font-weight:700;margin-bottom:8px;letter-spacing:-.02em}.feature-card p{font-size:13px;color:var(--text-secondary);line-height:1.5}.trust-bar{display:flex;justify-content:center;gap:40px;padding:32px 20px;margin-bottom:20px}.trust-item{text-align:center}.trust-item-value{font-size:28px;font-weight:800;letter-spacing:-.03em}.trust-item-label{font-size:11px;color:var(--text-tertiary);text-transform:uppercase;letter-spacing:.06em;margin-top:2px}.card{background:var(--white);border-radius:var(--radius-xl);padding:24px;box-shadow:var(--shadow-sm);transition:all .3s var(--ease-out)}.card:hover{box-shadow:var(--shadow-md)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:12px;gap:12px;margin-bottom:20px}.stat-card{background:var(--white);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-xs);transition:all .3s var(--ease-out)}.stat-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.stat-icon{width:36px;height:36px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;margin-bottom:12px}.stat-icon.blue{background:var(--accent-light);color:var(--accent)}.stat-icon.green{background:#ecfdf5;color:var(--accent2)}.stat-icon.purple{background:#f5f0ff;color:var(--purple)}.stat-icon.orange{background:#fff7ed;color:var(--orange)}.stat-icon.pink{background:#fdf2f8;color:var(--accent3)}.stat-icon.cyan{background:#ecfeff;color:var(--teal)}.stat-info h4{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--text-tertiary);margin-bottom:4px}.stat-value{font-size:24px;font-weight:800;letter-spacing:-.03em}.diagnosis-layout{display:grid;grid-template-columns:1fr;grid-gap:20px;gap:20px}@media (min-width:1024px){.diagnosis-layout{grid-template-columns:380px 1fr}}.input-panel{display:flex;flex-direction:column;gap:20px}.form-section-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--text-tertiary);margin-bottom:8px;display:flex;align-items:center;gap:6px}.symptom-textarea{width:100%;padding:14px 16px;background:var(--gray-50);border:1px solid var(--gray-100);border-radius:var(--radius-md);color:var(--text-primary);font-family:inherit;font-size:15px;line-height:1.5;resize:vertical;min-height:110px;transition:all .2s var(--ease-out)}.symptom-textarea::placeholder{color:var(--gray-300)}.symptom-textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,113,227,.1);background:var(--white)}.symptom-tags{display:flex;flex-wrap:wrap;gap:6px}.symptom-tag{padding:6px 14px;background:var(--gray-50);border:1px solid var(--gray-100);border-radius:var(--radius-full);color:var(--text-secondary);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s var(--ease-out);-webkit-user-select:none;-moz-user-select:none;user-select:none}.symptom-tag.selected,.symptom-tag:hover{border-color:var(--accent);color:var(--accent)}.symptom-tag.selected{background:var(--accent-light);font-weight:600}.context-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:8px;gap:8px}.context-field{display:flex;flex-direction:column;gap:4px}.context-field label{font-size:12px;color:var(--text-tertiary);font-weight:500}.context-input,.context-select{padding:8px 12px;background:var(--gray-50);border:1px solid var(--gray-100);border-radius:var(--radius-sm);color:var(--text-primary);font-family:inherit;font-size:14px;transition:all .2s var(--ease-out)}.context-input:focus,.context-select:focus{outline:none;border-color:var(--accent)}.btn-analyze{width:100%;padding:14px 20px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-full);font-family:inherit;font-size:16px;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .3s var(--ease-out);letter-spacing:-.01em}.btn-analyze:hover{filter:brightness(1.1);transform:scale(1.01);box-shadow:0 4px 20px rgba(0,113,227,.25)}.btn-analyze:disabled{opacity:.4;cursor:not-allowed;transform:none}.btn-analyze:disabled:hover{filter:none;box-shadow:none}.analysis-loader{text-align:center;padding:48px 24px}.loader-orb{width:56px;height:56px;margin:0 auto 20px;position:relative}.loader-orb:after,.loader-orb:before{content:"";position:absolute;border-radius:50%}.loader-orb:before{inset:0;border:2px solid transparent;border-top:2px solid var(--accent);animation:orbSpin .8s linear infinite}.loader-orb:after{inset:8px;border:2px solid transparent;border-bottom:2px solid var(--accent2);animation:orbSpin 1.2s linear infinite reverse}.loader-orb-inner{position:absolute;inset:16px;border-radius:50%;background:var(--accent);opacity:.1;animation:orbPulse 2s ease-in-out infinite}@keyframes orbSpin{to{transform:rotate(1turn)}}@keyframes orbPulse{0%,to{transform:scale(.85);opacity:.1}50%{transform:scale(1.1);opacity:.25}}.loader-stage{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:4px}.loader-sub{font-size:12px;color:var(--text-tertiary)}.loader-progress{width:160px;height:3px;background:var(--gray-100);border-radius:2px;margin:16px auto 0;overflow:hidden}.loader-progress-bar{height:100%;background:var(--accent);border-radius:2px;transition:width .6s ease}.results-panel{display:flex;flex-direction:column;gap:16px}.result-header{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:12px}.result-condition{font-size:24px;font-weight:800;letter-spacing:-.03em}.result-meta{display:flex;align-items:center;gap:8px;margin-top:6px}.confidence-pill,.severity-pill{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:var(--radius-full);font-size:12px;font-weight:600}.pill-low{background:#ecfdf5;color:#059669}.pill-moderate{background:#fffbeb;color:#d97706}.pill-high{background:#fef2f2;color:#dc2626}.xai-tabs{display:flex;gap:2px;background:var(--gray-50);border-radius:var(--radius-sm);padding:3px;overflow-x:auto}.xai-tab{padding:7px 14px;border-radius:6px;background:transparent;border:none;color:var(--text-tertiary);font-family:inherit;font-size:13px;font-weight:500;cursor:pointer;white-space:nowrap;transition:all .2s var(--ease-out)}.xai-tab.active,.xai-tab:hover{color:var(--text-primary)}.xai-tab.active{background:var(--white);box-shadow:var(--shadow-xs);font-weight:600}.xai-content{min-height:240px}.waterfall-chart{display:flex;flex-direction:column;gap:8px}.waterfall-row{display:grid;grid-template-columns:120px 1fr 40px;align-items:center;grid-gap:10px;gap:10px}.waterfall-label{font-size:13px;font-weight:500;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.waterfall-bar-container{height:20px;background:var(--gray-50);border-radius:var(--radius-sm);overflow:hidden}.waterfall-bar{height:100%;border-radius:var(--radius-sm);transition:width 1s var(--ease-smooth)}.waterfall-bar.positive{background:linear-gradient(90deg,var(--accent),var(--teal))}.waterfall-bar.negative{background:linear-gradient(90deg,var(--accent3),var(--orange))}.waterfall-value{font-size:12px;font-weight:700;text-align:right}.counterfactual-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));grid-gap:12px;gap:12px}.counterfactual-card{background:var(--gray-50);border-radius:var(--radius-lg);padding:18px;transition:all .3s var(--ease-out)}.counterfactual-card:hover{background:var(--white);box-shadow:var(--shadow-md)}.cf-label{font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin-bottom:6px;font-weight:700}.cf-question{font-size:14px;color:var(--text-primary);font-weight:600;margin-bottom:6px}.cf-answer{font-size:13px;color:var(--text-secondary);line-height:1.5}.cf-impact{display:inline-flex;align-items:center;gap:4px;margin-top:8px;font-size:12px;font-weight:700}.risk-matrix{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));grid-gap:10px;gap:10px}.risk-item{background:var(--gray-50);border-radius:var(--radius-lg);padding:16px;text-align:center;transition:all .3s var(--ease-out)}.risk-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);background:var(--white)}.risk-level{width:40px;height:40px;border-radius:50%;margin:0 auto 8px;display:flex;align-items:center;justify-content:center;font-weight:800}.risk-level.low{background:#ecfdf5;color:#059669}.risk-level.medium{background:#fffbeb;color:#d97706}.risk-level.high{background:#fef2f2;color:#dc2626}.risk-name{font-size:14px;font-weight:600;margin-bottom:2px}.risk-desc{font-size:11px;color:var(--text-tertiary)}.recommendations-list{display:flex;flex-direction:column;gap:8px}.rec-item{display:flex;gap:12px;align-items:flex-start;padding:12px;background:var(--gray-50);border-radius:var(--radius-md);transition:all .2s var(--ease-out)}.rec-item:hover{background:var(--accent-light)}.rec-icon{width:28px;height:28px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}.rec-text{font-size:14px;color:var(--text-secondary);line-height:1.5}.disclaimer{margin-top:12px;padding:14px 16px;background:#fef7f7;border-radius:var(--radius-md);font-size:12px;color:var(--text-tertiary);line-height:1.5}.disclaimer strong{color:#dc2626}.empty-state{flex-direction:column;text-align:center;padding:64px 24px;min-height:320px}.empty-icon,.empty-state{display:flex;align-items:center;justify-content:center}.empty-icon{width:64px;height:64px;background:var(--accent-light);border-radius:50%;margin-bottom:20px}.empty-title{font-size:18px;font-weight:700;margin-bottom:6px;letter-spacing:-.02em}.empty-desc{font-size:14px;color:var(--text-secondary);max-width:340px}.page-header{margin-bottom:28px}.page-header h2{font-size:28px;font-weight:800;letter-spacing:-.03em;margin-bottom:4px}.page-header p{font-size:15px;color:var(--text-secondary)}.metrics-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:16px;gap:16px}.metric-card{background:var(--white);border-radius:var(--radius-xl);padding:24px;box-shadow:var(--shadow-sm)}.metric-card h4{font-size:16px;font-weight:700;margin-bottom:16px;letter-spacing:-.02em}.cm-table{width:100%;border-collapse:collapse;font-size:13px}.cm-table td,.cm-table th{padding:6px 8px;text-align:center}.cm-table th{background:var(--gray-50);font-weight:600;color:var(--text-tertiary);border-radius:4px}.cm-table td{border-bottom:.5px solid var(--gray-100)}.profile-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.profile-card{background:var(--white);border-radius:var(--radius-xl);padding:28px;box-shadow:var(--shadow-sm)}.profile-avatar-large{width:80px;height:80px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--purple));display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:700;color:#fff;margin-bottom:16px}.profile-field{margin-bottom:14px}.profile-field label{display:block;font-size:12px;color:var(--text-tertiary);font-weight:500;margin-bottom:4px}.profile-input{width:100%;padding:10px 14px;background:var(--gray-50);border:1px solid var(--gray-100);border-radius:var(--radius-sm);color:var(--text-primary);font-family:inherit;font-size:14px;transition:all .2s var(--ease-out)}.profile-input:focus{outline:none;border-color:var(--accent)}.btn-save{padding:10px 24px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-full);font-size:14px;font-weight:600;cursor:pointer;transition:all .25s var(--ease-out)}.btn-save:hover{filter:brightness(1.1)}.history-card{display:flex;align-items:center;gap:16px;background:var(--white);border-radius:var(--radius-lg);padding:18px 20px;box-shadow:var(--shadow-xs);transition:all .3s var(--ease-out);cursor:pointer}.history-card:hover{box-shadow:var(--shadow-md);transform:translateY(-1px)}.history-icon{width:40px;height:40px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;flex-shrink:0}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInRight{0%{opacity:0;transform:translateX(16px)}to{opacity:1;transform:translateX(0)}}.anim-fadeInUp{animation:fadeInUp .5s var(--ease-out) both}.anim-fadeIn{animation:fadeIn .4s var(--ease-out) both}.anim-slideRight{animation:slideInRight .4s var(--ease-out) both}.anim-delay-1{animation-delay:.1s}.anim-delay-2{animation-delay:.2s}.anim-delay-3{animation-delay:.3s}.anim-delay-4{animation-delay:.4s}@media (max-width:768px){.sidebar{transform:translateX(-100%)}.sidebar.open{transform:translateX(0)}.main-area{margin-left:0}.content-area{padding:16px}.hero-section{padding:40px 20px 32px}.diagnosis-layout,.feature-grid{grid-template-columns:1fr}.trust-bar{flex-wrap:wrap;gap:20px}.profile-grid{grid-template-columns:1fr}}.hero-image-container{margin:0 auto;max-width:480px;animation:fadeInUp 1s var(--ease-out) .3s both}.dark-section{background:#000;margin:0 -32px;padding:80px 32px;border-radius:0}.dark-section-inner{max-width:960px;margin:0 auto;text-align:center}.dark-section-title{font-size:clamp(32px,4vw,48px);font-weight:800;color:#fff;letter-spacing:-.03em;margin-bottom:12px;line-height:1.08}.dark-section-subtitle{font-size:clamp(15px,1.6vw,18px);color:hsla(0,0%,100%,.5);max-width:600px;margin:0 auto 48px;line-height:1.5}.dark-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px;text-align:left}.dark-feature-card{border-radius:var(--radius-xl);padding:28px 24px;transition:all .35s var(--ease-out)}.dark-feature-card:hover{transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,.4)}@media (max-width:768px){.dark-section{margin:0 -16px;padding:48px 16px}.dark-feature-grid{grid-template-columns:1fr}}.recharts-cartesian-axis-tick-value{fill:var(--text-tertiary)!important;font-size:11px!important}.recharts-legend-item-text{color:var(--text-secondary)!important;font-size:12px!important}.chat-fab{position:fixed;bottom:24px;right:24px;width:56px;height:56px;border-radius:50%;background:var(--accent);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(0,113,227,.35);z-index:100;transition:all .3s var(--ease-out)}.chat-fab:hover{transform:scale(1.08);box-shadow:0 6px 28px rgba(0,113,227,.45)}.chat-panel{position:fixed;bottom:92px;right:24px;width:380px;max-height:520px;background:var(--white);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);display:flex;flex-direction:column;z-index:100;overflow:hidden;animation:fadeInUp .3s var(--ease-out);border:.5px solid var(--gray-100)}.chat-header{display:flex;align-items:center;gap:8px;padding:14px 18px;background:var(--accent);color:#fff;font-weight:600;font-size:15px}.chat-badge{margin-left:auto;background:hsla(0,0%,100%,.2);padding:2px 8px;border-radius:var(--radius-full);font-size:10px;font-weight:700}.chat-messages{flex:1 1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:10px;max-height:360px;min-height:200px}.chat-msg{display:flex;gap:8px;align-items:flex-start}.chat-msg.user{flex-direction:row-reverse}.chat-msg-icon{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}.chat-msg.bot .chat-msg-icon{background:var(--accent-light);color:var(--accent)}.chat-msg.user .chat-msg-icon{background:var(--gray-50);color:var(--text-secondary)}.chat-msg-text{padding:10px 14px;border-radius:var(--radius-lg);font-size:13px;line-height:1.5;max-width:260px}.chat-msg.bot .chat-msg-text{background:var(--gray-50);color:var(--text-primary);border-bottom-left-radius:4px}.chat-msg.user .chat-msg-text{background:var(--accent);color:#fff;border-bottom-right-radius:4px}.chat-typing{display:flex;gap:4px;padding:14px 18px!important}.chat-typing span{width:6px;height:6px;background:var(--gray-300);border-radius:50%;animation:chatTyping 1.2s ease-in-out infinite}.chat-typing span:nth-child(2){animation-delay:.15s}.chat-typing span:nth-child(3){animation-delay:.3s}@keyframes chatTyping{0%,to{transform:translateY(0);opacity:.4}50%{transform:translateY(-4px);opacity:1}}.chat-input-bar{display:flex;gap:8px;padding:12px 14px;border-top:.5px solid var(--gray-100)}.chat-input{flex:1 1;padding:8px 14px;background:var(--gray-50);border:1px solid var(--gray-100);border-radius:var(--radius-full);font-family:inherit;font-size:13px;color:var(--text-primary);transition:all .2s}.chat-input:focus{outline:none;border-color:var(--accent)}.chat-input::placeholder{color:var(--gray-300)}.chat-send{width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.chat-send:hover{filter:brightness(1.1)}.chat-send:disabled{opacity:.4;cursor:not-allowed}[data-theme=dark] .dark-section{background:#111}[data-theme=dark] .topbar{background:rgba(28,28,30,.72)}[data-theme=dark] .hero-title .gradient-text{background:linear-gradient(135deg,#0a84ff,#30d158);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}[data-theme=dark] .user-avatar{background:linear-gradient(135deg,#0a84ff,#af52de)}[data-theme=dark] .brand-icon{background:linear-gradient(135deg,#0a84ff,#30d158)}[data-theme=dark] .disclaimer{background:rgba(220,38,38,.1)}[data-theme=dark] ::selection{background:#0a84ff}@media (max-width:768px){.chat-panel{right:12px;left:12px;width:auto;bottom:80px}.chat-fab{bottom:16px;right:16px}}