:root{--pdd-red: #e02e24;--pdd-red-light: #fceae9;--pdd-yellow: #fbc546;--pdd-yellow-dark: #f0a70a;--pdd-text-main: #151516;--pdd-text-sub: #58595b;--pdd-bg: #f4f4f4;color:var(--pdd-text-main);background:var(--pdd-bg);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0}a{color:inherit}.page{max-width:720px;min-height:100vh;margin:0 auto;padding:28px 16px 48px}.pdd-card{background:#fff;border-radius:12px;padding:16px;box-shadow:0 2px 8px #0000000a;position:relative;overflow:hidden}.main-product-card{border:2px solid var(--pdd-red);background:linear-gradient(180deg,#fffaf9,#fff)}.pdd-tag{display:inline-block;background:var(--pdd-red);color:#fff;font-size:12px;padding:2px 6px;border-radius:4px;margin-bottom:8px;font-weight:700}.pdd-title{font-size:16px;color:var(--pdd-text-main);line-height:1.4;margin-bottom:12px;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.pdd-price-area{display:flex;align-items:baseline;color:var(--pdd-red);margin-bottom:16px}.pdd-price-label{font-size:14px;font-weight:700;margin-right:4px}.pdd-price-symbol{font-size:18px;font-weight:700}.pdd-price-value{font-size:36px;font-weight:900;line-height:1}.pdd-original-price{font-size:12px;color:#999;text-decoration:line-through;margin-left:8px}.pdd-free-target{background:var(--pdd-red-light);color:var(--pdd-red);padding:8px 12px;border-radius:8px;font-size:14px;text-align:center;margin-bottom:16px;font-weight:700}.pdd-free-target strong{font-size:20px;margin:0 4px}.pdd-progress-section{background:#fff;border:1px solid #ffc9c7;border-radius:8px;padding:12px;margin-bottom:16px}.pdd-progress-text{display:flex;justify-content:space-between;font-size:13px;color:var(--pdd-text-main);margin-bottom:8px;font-weight:700}.pdd-highlight{color:var(--pdd-red)}.pdd-progress-bar-container{height:12px;background:#f0f0f0;border-radius:6px;overflow:hidden;position:relative}.pdd-progress-bar-fill{height:100%;background:linear-gradient(90deg,#ff7a59,var(--pdd-red));border-radius:6px;transition:width .3s ease}.pdd-progress-hint{font-size:12px;color:#999;text-align:center;margin:8px 0 0}.pdd-btn-primary{display:block;width:100%;background:linear-gradient(90deg,var(--pdd-yellow),var(--pdd-yellow-dark));color:var(--pdd-red);text-align:center;padding:14px 0;border-radius:24px;font-size:18px;font-weight:900;text-decoration:none;border:none;cursor:pointer;box-shadow:0 4px 12px #f0a70a4d;margin-bottom:12px}.pdd-btn-secondary{display:block;width:100%;background:transparent;color:var(--pdd-red);text-align:center;padding:12px 0;border-radius:24px;font-size:15px;font-weight:700;text-decoration:none;border:1px solid var(--pdd-red)}@keyframes pddPulse{0%{transform:scale(1)}50%{transform:scale(1.02)}to{transform:scale(1)}}.pdd-pulse{animation:pddPulse 2s infinite}.invite-mode .hero{display:none}.pdd-rules{margin-top:16px;font-size:13px;color:var(--pdd-text-sub)}.pdd-rules h3{font-size:14px;margin-bottom:8px;color:var(--pdd-text-main)}.hero{padding:20px 4px}.eyebrow{margin:0 0 8px;color:var(--pdd-red);font-size:14px;font-weight:700}h1{margin:0;font-size:32px;line-height:1.2}h2,h3,p{margin-top:0}.subtitle{margin:14px 0 0;color:var(--pdd-text-sub);line-height:1.7}.panel,.card{border:1px solid #e4e8f1;border-radius:12px;background:#fff;box-shadow:0 2px 8px #0000000a}.panel{padding:16px}textarea{width:100%;resize:vertical;border:1px solid #d9deea;border-radius:8px;padding:14px;color:var(--pdd-text-main);font:inherit;line-height:1.6;outline:none}textarea:focus{border-color:var(--pdd-red)}button:disabled{opacity:.55;cursor:not-allowed}.error{margin:12px 0 0;color:var(--pdd-red)}.result{display:grid;gap:14px;margin-top:18px}.card{padding:16px}.metric{margin-bottom:8px;color:var(--pdd-red);font-size:24px;font-weight:800}.split-row{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #edf0f6;padding:12px 0;color:var(--pdd-text-sub)}.split-row:first-of-type{border-top:0}.split-row strong{color:var(--pdd-text-main)}.grid{display:grid;gap:14px}ul{margin:0;padding-left:20px;line-height:1.8}@media(min-width:680px){.grid{grid-template-columns:1fr 1fr}}.history-section{margin-top:16px}.history-section h3{font-size:15px;margin-bottom:12px;color:var(--pdd-text-main)}.history-list{display:flex;flex-direction:column;gap:12px}.history-item{display:flex;align-items:center;justify-content:space-between;padding:12px;background:#f9f9f9;border-radius:8px;text-decoration:none;color:inherit;border:1px solid #eee}.history-info{flex:1;min-width:0;margin-right:12px}.history-title{font-size:14px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-bottom:6px;color:var(--pdd-text-main)}.history-time{font-size:12px;color:#999}.history-arrow{font-size:12px;color:var(--pdd-red);flex-shrink:0;font-weight:700}.site-footer{margin-top:40px;text-align:center;color:#888;font-size:12px}.site-footer a{text-decoration:none}.site-footer a:hover{text-decoration:underline}