@import"https://fonts.googleapis.com/css2?family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,300&family=Space+Mono:wght@400;700&display=swap";.nav{background:var(--white);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100}.nav-inner{max-width:1180px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between}.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--ink)}.logo-badge{background:var(--red);color:#fff;font-family:var(--mono);font-size:11px;font-weight:700;padding:3px 8px;border-radius:4px;letter-spacing:.05em}.logo-dot{color:var(--red)}.nav-links{display:flex;align-items:center;gap:4px;list-style:none}.nav-link{padding:8px 14px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;color:var(--ink-light);transition:all .15s}.nav-link:hover{background:var(--red-light);color:var(--red)}.nav-link.active{background:var(--red-light);color:var(--red);font-weight:600}.nav-cta{background:var(--red);color:#fff;padding:8px 18px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:all .15s;border:none;cursor:pointer;font-family:var(--sans)}.nav-cta:hover{background:var(--red-dark);transform:translateY(-1px)}@media (max-width: 600px){.nav-links{display:none}}.footer{background:var(--ink);color:#fff9;padding:40px 24px;margin-top:80px}.footer-inner{max-width:1180px;margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px}.footer-brand{font-family:var(--mono);font-size:13px}.footer-brand strong{color:#fff}.footer-links{display:flex;gap:20px;list-style:none}.footer-link{font-size:13px;transition:color .15s}.footer-link:hover{color:#fff}.footer-disclaimer{width:100%;font-size:12px;color:#ffffff59;margin-top:16px;padding-top:16px;border-top:1px solid rgba(255,255,255,.08)}.product-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:all .2s;position:relative;overflow:hidden}.product-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--red);transform:scaleX(0);transition:transform .2s;transform-origin:left}.product-card:hover{border-color:#c8102e4d;box-shadow:var(--shadow);transform:translateY(-2px)}.product-card:hover:before{transform:scaleX(1)}.card-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:12px}.product-title{font-size:14px;font-weight:600;color:var(--ink);line-height:1.4;flex:1;margin-right:12px}.badge{font-family:var(--mono);font-size:11px;font-weight:700;padding:3px 8px;border-radius:4px;white-space:nowrap}.badge-green{background:var(--green-bg);color:var(--green)}.badge-amber{background:var(--amber-bg);color:var(--amber)}.badge-red{background:var(--red-light);color:var(--red)}.price-row{display:flex;align-items:baseline;gap:10px;margin-bottom:8px}.price-current{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--ink)}.price-original{font-size:14px;color:var(--ink-light);text-decoration:line-through}.price-drop{font-family:var(--mono);font-size:12px;color:var(--green);font-weight:700}.card-meta{display:flex;gap:16px;margin-bottom:16px}.meta-item{font-size:12px;color:var(--ink-light)}.meta-item strong{color:var(--ink);font-weight:600}.mini-chart{height:60px;margin-bottom:16px}.card-actions{display:flex;gap:8px}.btn-primary{background:var(--red);color:#fff;flex:1}.btn-outline{background:transparent;color:var(--ink-light);border:1px solid var(--border)}.btn-outline:hover{border-color:var(--red);color:var(--red);background:var(--red-light)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:200;display:flex;align-items:center;justify-content:center;padding:20px;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.modal{background:var(--white);border-radius:16px;padding:32px;max-width:680px;width:100%;max-height:85vh;overflow-y:auto;box-shadow:var(--shadow-lg)}.modal-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:24px}.modal-title{font-size:18px;font-weight:700}.modal-subtitle{font-size:13px;color:var(--ink-light);margin-top:4px}.modal-close{background:var(--border);border:none;width:32px;height:32px;border-radius:50%;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--ink-light);transition:all 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14px;border-radius:8px;font-size:13px}.chart-tooltip-price{font-family:var(--mono);font-size:16px;font-weight:700}.chart-tooltip-date{opacity:.6;margin-top:2px}.modal-otto-link{display:block;text-align:center;background:var(--red);color:#fff;padding:13px;border-radius:var(--radius-sm);font-weight:600;font-size:14px;transition:background .15s}.modal-otto-link:hover{background:var(--red-dark)}@media (max-width: 480px){.price-stats-grid{grid-template-columns:1fr 1fr}}.toast{position:fixed;bottom:24px;right:24px;background:var(--ink);color:#fff;padding:14px 20px;border-radius:var(--radius-sm);font-size:14px;font-weight:500;box-shadow:var(--shadow-lg);z-index:300;animation:slideUp .3s ease}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.hero{background:linear-gradient(135deg,#1a1a1a,#2d1a1e,#1a1a1a);color:#fff;padding:80px 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auto;padding:48px 24px}.add-section{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-bottom:40px}.section-header{margin-bottom:28px}.add-row{display:flex;gap:10px;margin-top:16px}.url-input{flex:1;border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:12px 16px;font-size:14px;outline:none;transition:border-color .15s;color:var(--ink);background:var(--paper)}.url-input:focus{border-color:var(--red);background:#fff}.url-input::placeholder{color:var(--ink-light)}.btn{padding:9px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;border:none;cursor:pointer;transition:all .15s}.btn-primary{background:var(--red);color:#fff;padding:12px 24px;font-size:14px}.btn-primary:hover{background:var(--red-dark)}.mock-notice{margin-top:12px;font-size:13px;color:var(--amber);background:var(--amber-bg);padding:10px 14px;border-radius:var(--radius-sm)}.mock-notice code{font-family:var(--mono);font-size:12px}.products-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px}.loading,.empty{text-align:center;padding:60px 20px;color:var(--ink-light)}.empty-icon{font-size:48px;margin-bottom:16px}.empty h3{font-size:18px;font-weight:600;margin-bottom:8px;color:var(--ink)}.empty p{font-size:14px}@media (max-width: 600px){.hero-stats{gap:20px}.add-row{flex-direction:column}}.about-hero{background:linear-gradient(135deg,var(--red) 0%,var(--red-dark) 100%);color:#fff;padding:64px 24px;text-align:center}.about-hero-tag{display:inline-block;background:#ffffff26;border:1px solid rgba(255,255,255,.3);color:#fff;font-family:var(--mono);font-size:11px;font-weight:700;padding:5px 12px;border-radius:100px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:20px}.about-hero h1{font-size:clamp(28px,4vw,40px);font-weight:700;margin-bottom:12px}.about-hero p{font-size:18px;opacity:.85;max-width:500px;margin:0 auto;font-weight:300}.about-content{max-width:860px;margin:0 auto;padding:56px 24px}.about-intro{margin-top:12px;color:var(--ink-light);line-height:1.8;margin-bottom:0}.how-steps{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:20px;margin:32px 0}.how-step{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:24px 20px}.step-num{font-family:var(--mono);font-size:36px;font-weight:700;color:var(--red-light);line-height:1;margin-bottom:10px}.step-title{font-size:15px;font-weight:700;margin-bottom:6px}.step-desc{font-size:13px;color:var(--ink-light);line-height:1.6}.use-steps{margin-top:16px;padding-left:20px;color:var(--ink-light);line-height:2;font-size:15px}.use-steps strong{color:var(--ink)}.faq-list{margin-top:48px}.faq-item{border-bottom:1px solid var(--border);padding:20px 0}.faq-q{font-size:15px;font-weight:600;margin-bottom:6px}.faq-a{font-size:14px;color:var(--ink-light);line-height:1.7}.contact-page{max-width:700px;margin:0 auto;padding:64px 24px}.section-tag{font-family:var(--mono);font-size:11px;font-weight:700;color:var(--red);text-transform:uppercase;letter-spacing:.1em;margin-bottom:6px}.section-title{font-size:24px;font-weight:700;letter-spacing:-.02em}.contact-card{background:var(--white);border:1px solid var(--border);border-radius:var(--radius);padding:40px;text-align:center;box-shadow:var(--shadow)}.contact-icon{width:72px;height:72px;background:var(--red-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:32px;margin:0 auto 20px}.contact-heading{font-size:22px;font-weight:700;margin-bottom:12px}.contact-note{font-size:14px;color:var(--ink-light);line-height:1.7;max-width:420px;margin:0 auto 16px}.contact-email{display:inline-block;font-family:var(--mono);font-size:18px;font-weight:700;color:var(--red);background:var(--red-light);padding:14px 28px;border-radius:var(--radius-sm);margin:4px 0 20px;transition:background .15s}.contact-email:hover{background:#f9d0d7}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:28px}.contact-info-box{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius-sm);padding:16px;text-align:left}.contact-info-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-light);margin-bottom:4px}.contact-info-val{font-size:14px;font-weight:600;color:var(--ink)}@media (max-width: 480px){.contact-grid{grid-template-columns:1fr}.contact-card{padding:24px 20px}}:root{--red: #C8102E;--red-dark: #9e0c24;--red-light: #fdf0f2;--ink: #1a1a1a;--ink-light: #6b6b6b;--paper: #fafaf8;--white: #ffffff;--border: #e8e8e4;--green: #0a7c41;--green-bg: #edfaf3;--amber: #c87800;--amber-bg: #fff8ed;--mono: "Space Mono", monospace;--sans: "DM Sans", sans-serif;--shadow: 0 1px 3px rgba(0,0,0,.06), 0 4px 16px rgba(0,0,0,.07);--shadow-lg: 0 8px 32px rgba(0,0,0,.12);--radius: 12px;--radius-sm: 8px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--sans);background:var(--paper);color:var(--ink);line-height:1.6;min-height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer;font-family:var(--sans)}input{font-family:var(--sans)}