:root{--navy:#0a2c60;--blue:#0952cf;--green:#12853a;--orange:#ca5d09;--bg:#f4f7fb;--line:#dce4ee;--muted:#627085}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:#11243f;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif}button,input,select{font:inherit}button{cursor:pointer}.shell{max-width:720px;min-height:100vh;margin:auto;background:var(--bg)}.top{background:var(--navy);color:#fff;padding:18px 18px 16px}.top h1{font-size:21px;margin:0}.top p{font-size:13px;margin:5px 0 0;color:#c8dcfa}.content{padding:16px 16px 100px}.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;margin-bottom:14px;box-shadow:0 3px 10px #1837610b}.login{min-height:100vh;display:grid;place-items:center;background:var(--navy);padding:24px}.login .card{width:min(100%,430px);padding:24px}.brand{color:#b8dbff;font-weight:800}.login h1{font-size:32px;margin:18px 0 5px}.login p{color:var(--muted)}label{display:block;margin:13px 0 6px;font-weight:700;font-size:14px}input,select{width:100%;min-height:46px;border:1px solid #b9c6d6;border-radius:10px;padding:0 12px;background:#fff}.primary,.secondary,.scan{border:0;border-radius:10px;min-height:48px;padding:0 15px;font-weight:800}.primary{width:100%;background:var(--blue);color:#fff;margin-top:18px}.secondary{background:#fff;color:var(--blue);border:1px solid var(--blue)}.scan{background:#eaf2ff;color:var(--blue);min-height:42px;white-space:nowrap}.scan-line{display:flex;gap:8px;align-items:end}.scan-line input{flex:1}.notice{padding:12px;border-radius:10px;background:#eaf7ef;color:#0e6a2e;font-size:14px;margin:10px 0}.error{background:#fff1ef;color:#a9361e}.action-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.action-grid button{min-height:116px;border:1px solid var(--line);border-radius:16px;background:#fff;text-align:left;padding:16px;color:var(--navy);font-weight:800;font-size:17px}.action-grid small{display:block;color:var(--muted);font-size:12px;margin-top:8px;font-weight:500}.hero{background:var(--green);color:white;border-radius:18px;padding:22px;margin-bottom:14px}.hero h2{font-size:26px;margin:0 0 7px}.hero p{margin:0;color:#dff7e6;font-size:13px}.nav{position:fixed;bottom:0;left:0;right:0;z-index:3;background:#fff;border-top:1px solid var(--line);display:flex;justify-content:center}.nav-inner{width:min(720px,100%);display:flex}.nav button{flex:1;background:#fff;color:#5b6c81;border:0;padding:13px 4px;font-size:12px}.nav button.active{color:var(--blue);font-weight:800}.user{display:flex;justify-content:space-between;align-items:center;font-size:14px}.pill{background:#eaf7ef;color:#11703a;border-radius:100px;font-size:12px;padding:4px 8px}.title{display:flex;justify-content:space-between;align-items:center}.title h2{font-size:18px;margin:0}.muted{color:var(--muted);font-size:13px}.timeline{border-left:2px solid #d9e2ee;margin:14px 0 0 7px;padding-left:18px}.event{position:relative;padding:0 0 15px}.event:before{content:"";position:absolute;width:10px;height:10px;border-radius:50%;background:var(--blue);left:-24px;top:4px;border:3px solid #fff}.event small{color:var(--muted);display:block}.event strong{display:block;margin:4px 0}.event p{font-size:13px;margin:0;color:#4d6077}.admin-grid{display:grid;gap:12px}@media(min-width:620px){.admin-grid{grid-template-columns:1fr 1fr}}dialog{border:0;border-radius:16px;padding:0;width:min(92vw,480px);box-shadow:0 16px 48px #0006}dialog::backdrop{background:#001a3a99}dialog section{padding:14px}dialog header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}dialog header button{border:0;background:#fff;color:var(--blue);font-weight:800}video{width:100%;background:#0b1521;border-radius:10px;min-height:280px}#scan-hint{text-align:center;color:var(--muted);font-size:13px}.qr{max-width:210px;display:block;margin:14px auto}.hidden{display:none}