:root{--green:#20b486;--green2:#30d3a0;--ink:#202a3a;--muted:#98a0ae;--bg:#eef3f1;--card:#fff;--line:#e4e8ea;--danger:#bd3d4b}
*{box-sizing:border-box}html{color-scheme:light}body{margin:0;background:var(--bg);color:var(--ink);font-family:Tahoma,"Segoe UI",sans-serif;min-height:100vh}button,input,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.app{width:min(760px,100%);min-height:100vh;margin:auto;padding-bottom:112px}.header{padding:18px 28px 12px}.launcher{min-height:36px}.brand-row{display:flex;align-items:center;gap:14px}.brand-row img{width:58px;height:58px;border-radius:50%;object-fit:contain;background:white;box-shadow:0 2px 10px #0001}.brand-row h1{margin:0 0 4px;font-size:30px}.brand-row p{margin:0;color:var(--muted)}.icon-button{margin-inline-start:auto;border:0;background:white;border-radius:50%;width:42px;height:42px;color:var(--muted);font-weight:900}main{padding:8px 28px}.search,.tabs,.request-card,.detail-card{background:var(--card);border-radius:26px;box-shadow:0 2px 8px #1d3c3020}.search{height:64px;display:flex;align-items:center;padding:0 20px;gap:12px;margin:14px 0 24px}.search span{font-size:30px;color:var(--muted)}.search input{border:0;outline:0;width:100%;font-size:17px;color:var(--ink)}.tabs{display:flex;padding:6px;margin-bottom:28px}.tab{flex:1;border:0;background:transparent;color:var(--muted);padding:15px 6px;font-weight:700;position:relative}.tab.active{color:var(--green)}.tab.active:after{content:"";position:absolute;height:3px;width:44px;background:var(--green);bottom:3px;right:50%;transform:translateX(50%);border-radius:9px}.warranty-list{display:grid;gap:16px}.warranty-card{border:0;width:100%;text-align:right;background:white;padding:20px;border-radius:24px;box-shadow:0 2px 8px #1d3c3015}.warranty-head{display:flex;align-items:center;gap:14px}.product-icon,.request-icon,.empty-icon{display:grid;place-items:center;background:#e7f8f2;color:var(--green);border-radius:20px}.product-icon{width:62px;height:62px;font-size:30px}.warranty-head h2{font-size:18px;margin:0 0 7px}.warranty-head p{color:var(--muted);margin:3px 0}.remaining{margin-top:18px;padding:15px;border-radius:18px;text-align:center;background:linear-gradient(90deg,var(--green),var(--green2));color:white;font-size:18px;font-weight:900}.remaining.warning{background:linear-gradient(90deg,#e3a11a,#f2bd44)}.remaining.expired{background:#a2a8b0}.empty-state{text-align:center;padding:70px 20px;color:var(--muted)}.empty-icon{width:72px;height:72px;margin:auto;font-size:36px}.empty-state h2{color:var(--ink)}.primary,.secondary{border:0;border-radius:16px;padding:14px 20px;font-weight:800}.primary{background:var(--green);color:white}.secondary{background:#f2f4f6;color:var(--ink)}.back{border:0;background:none;color:#667080;font-weight:800;font-size:17px;margin-bottom:18px}.request-card,.detail-card{padding:34px}.request-card{text-align:center}.request-icon{width:88px;height:88px;margin:auto;font-size:38px}.request-card p{color:#687180;line-height:1.8}.request-card label,.login-card label{display:grid;text-align:right;gap:7px;font-weight:700;margin:18px 0}.request-card select,.login-card input{width:100%;border:1px solid var(--line);border-radius:15px;padding:14px;background:white}.request-card>.primary{width:100%}.qr{display:grid;place-items:center;background:white;padding:14px;border-radius:22px;margin:22px auto 10px;width:min(300px,100%)}.qr canvas,.qr img{max-width:100%}.manual{border:1px solid var(--line);border-radius:16px;padding:12px}.manual span{display:block;color:var(--muted)}.manual strong{display:block;color:var(--green);font-size:30px;letter-spacing:.15em;margin-top:5px}.progress{height:7px;background:#dce4e0;margin:14px 0;border-radius:9px;overflow:hidden}.progress span{display:block;height:100%;background:var(--green);width:100%}.detail-card h2{margin:0 0 7px}.product-title{display:flex;align-items:center;gap:15px}.product-title p{color:var(--muted);margin:0}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:26px}.detail-grid>div{background:#f7f8fa;border-radius:18px;padding:16px;display:grid;gap:8px}.detail-grid span{color:var(--muted)}.detail-grid strong{overflow-wrap:anywhere}.detail-note{color:#687180}.floating{position:fixed;bottom:92px;inset-inline-end:max(28px,calc((100vw - 700px)/2));width:66px;height:66px;border:0;border-radius:50%;background:var(--green);color:white;font-size:40px;box-shadow:0 8px 20px #168e6944}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:78px;background:white;display:flex;justify-content:center;box-shadow:0 -2px 12px #0000000a}.bottom-nav button{width:min(50%,380px);border:0;background:white;color:var(--muted);font-size:25px;display:grid;place-items:center;padding:8px}.bottom-nav button span{font-size:13px}.bottom-nav button.active{color:var(--green)}.message{padding:12px 16px;margin:10px 0;border-radius:14px;background:#dff6ed;color:#12674e}.message.error{background:#fbe7e9;color:var(--danger)}.login-screen{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(440px,100%);padding:30px;background:white;border-radius:28px;box-shadow:0 10px 35px #18382c20;text-align:center}.login-card img{width:90px;height:90px;object-fit:contain}.login-card h1{margin:10px 0}.login-card p{color:var(--muted)}.login-card .primary,.login-card .secondary{width:100%}.divider{display:flex;align-items:center;gap:10px;color:var(--muted);margin:18px 0}.divider:before,.divider:after{content:"";height:1px;background:var(--line);flex:1}.link-btn{border:0;background:none;color:var(--green);margin-top:12px}.launcher{display:flex;justify-content:flex-start}
@media(max-width:520px){.header,main{padding-left:16px;padding-right:16px}.brand-row h1{font-size:26px}.brand-row img{width:50px;height:50px}.request-card,.detail-card{padding:22px}.detail-grid{grid-template-columns:1fr}.floating{inset-inline-end:20px}.warranty-head h2{font-size:16px}}