:root{--bg: #f4efe6;--card: #fffdf8;--ink: #161512;--muted: #746d62;--line: #e2d8ca;--accent: #0f766e;--accent-dark: #0a4f4a;--warm: #b7791f;font-family:PingFang TC,Noto Sans TC,Microsoft JhengHei,sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 0 0,rgba(15,118,110,.18),transparent 22rem),linear-gradient(145deg,#f7eedc,#edf6f3 72%)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}.app-shell{max-width:520px;min-height:100vh;margin:0 auto;background:#fffdf89e}.app-main{min-height:100vh;padding-bottom:86px}.page{padding:18px 16px 26px}.hero-card,.detail-card,.form-card,.summary-card,.empty-card,.cart-item,.order-card,.product-card{border:1px solid rgba(38,35,28,.08);background:#fffdf8eb;box-shadow:0 16px 36px #2b251814}.hero-card{padding:28px 22px;border-radius:28px}.hero-kicker,.page-title span,.section-head span,.stock-line{color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.hero-card h1{margin:8px 0 10px;font-size:34px;line-height:1.05;letter-spacing:-.05em}.hero-card p,.product-desc,.page-title,.section-head a,.cart-info span,.order-card small{color:var(--muted)}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:12px 16px;border:0;border-radius:999px;font-weight:800}.primary-button{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-dark))}.secondary-button{color:var(--accent-dark);background:#e3f5f1}.section-head,.toolbar,.product-footer,.quantity-row,.bottom-nav,.order-card,.line-item{display:flex;align-items:center;justify-content:space-between}.section-head{margin:26px 0 14px}.section-head h2,.page-title h1{margin:0;font-size:28px;letter-spacing:-.04em}.toolbar{gap:10px;margin:16px 0}.search-box,.toolbar select,.checkout-form 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