*{box-sizing:border-box}
html,body{margin:0;width:100%;height:100%;font-family:Arial,Helvetica,sans-serif}
body{background:#f2f3f5;color:#202124;overflow:hidden}
body.unlocked{overflow:auto}
.demo-badge{position:fixed;z-index:100;right:10px;top:9px;background:#fff2bf;color:#745500;border:1px solid #ddc15a;border-radius:7px;padding:6px 9px;font-size:10px;font-weight:800;box-shadow:0 2px 9px #0001}
.screen{position:absolute;inset:0;display:none}
.drive-screen{display:block;background:#f1f2f4}
.topbar{height:76px;background:#fff;border-bottom:1px solid #e4e5e7;display:flex;align-items:center;padding:0 22px}
.logo{font-size:25px}.logo span{color:#ff3038}.logo em{font-size:9px;font-style:normal;color:#9a7000;background:#fff1b5;border-radius:4px;padding:3px 5px;margin-left:6px;vertical-align:middle}
.top-icons{margin-left:auto;font-size:20px;color:#30353a}.top-icons span{display:inline-flex;width:30px;height:30px;border-radius:50%;align-items:center;justify-content:center;background:#667782;color:#fff;font-size:13px}
.drive-main{min-height:calc(100vh - 76px);padding:74px 20px 55px;background:#f2f3f5}
.drive-content{width:min(620px,78vw);margin:auto}
.file-head{display:grid;grid-template-columns:48px minmax(0,1fr) 168px;gap:14px;align-items:center;margin-bottom:38px}
.pdf-icon{width:43px;height:54px;background:#fff;border:1px solid #cfd2d6;border-radius:3px;display:flex;align-items:flex-end;justify-content:center;padding-bottom:5px;color:#e4312b;font-size:10px;font-weight:700}
.file-name{font-size:21px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.file-meta{font-size:12px;color:#777;margin-top:7px}
.file-buttons{display:flex;flex-direction:column;gap:8px}.file-buttons button{height:34px;border-radius:5px;border:1px solid #ddd;background:#fff;color:#777}.file-buttons button:first-child{background:#ffd52e;color:#333;border:0}
.viewer{position:relative;height:calc(100vh - 285px);min-height:420px;background:#e5e6e8;border-radius:12px 12px 0 0;overflow:hidden;display:flex;justify-content:center}
.viewer iframe{width:100%;height:100%;border:0;background:#e5e6e8}
.viewer-mask{position:absolute;left:0;top:0;bottom:0;width:9%;background:linear-gradient(90deg,#e5e6e8,rgba(229,230,232,.85),transparent);pointer-events:none}
.viewer-label{position:absolute;right:12px;top:10px;background:#fff9;padding:5px 8px;border-radius:5px;font-size:9px;color:#777}
.cookie{display:none;position:fixed;inset:0;z-index:80;background:rgba(220,228,239,.36);align-items:flex-end}
.cookie.show{display:flex}
.cookie-inner{width:100%;min-height:34vh;background:#fff;border-radius:20px 20px 0 0;box-shadow:0 -9px 35px #0003;padding:30px 7vw}
.cookie-title{font-size:22px;font-weight:700}.cookie-inner p{max-width:900px;color:#626a73;font-size:14px;line-height:1.45}
.cookie-actions{display:flex;gap:10px;margin-top:22px}.cookie-actions button{border:0;border-radius:9px;padding:12px 24px;font-weight:700}.allow{background:#1676bd;color:#fff;cursor:pointer}.no{background:#eef0f3;color:#999}
.loading-screen{background:#e7f0ff;align-items:center;justify-content:flex-start;flex-direction:column}
.loading-card{width:min(520px,calc(100vw - 40px));margin-top:8vh;background:#fff;border-radius:18px;padding:38px 24px 34px;text-align:center;box-shadow:0 16px 45px #37557d2e}
.portal-logo{font-size:28px;font-weight:700;color:#1676bd;margin-bottom:26px}.portal-logo span{color:#ef4761}
.loading-card h1{font-size:20px;margin:0 0 8px}.loading-card p{margin:0;color:#737b84}.dots{display:flex;justify-content:center;gap:8px;margin-top:26px}.dots i{width:8px;height:8px;border-radius:50%;background:#d6dce6;animation:pulse 1s infinite}.dots i:nth-child(2){animation-delay:.15s}.dots i:nth-child(3){animation-delay:.3s}
.large-logo{position:absolute;bottom:22px;font-size:48px;font-weight:700;color:#1676bd}.large-logo span{color:#ef4761}
.result-screen{background:#e8f1ff;align-items:center;flex-direction:column}.result-logo{margin-top:9px;font-size:28px;font-weight:700;color:#1676bd}.result-logo span{color:#ef4761}
.result-stack{width:min(330px,calc(100vw - 28px));margin-top:8px}.result-card{background:#fff;border-radius:14px;box-shadow:0 12px 28px #435b7e2b}.success-card{text-align:center;padding:15px 10px 17px}.success-card h1{font-size:18px;margin:0}.success-card p{font-size:15px;color:#5b626a;line-height:1.2;margin:5px 0 0}
.connection-card{margin-top:9px;padding:12px 13px}.caption{font-size:9px;font-weight:800;color:#7b8289;margin-bottom:7px}.connection-row{display:flex;align-items:center;gap:8px}.device-icon{width:27px;height:37px;border:1.7px solid #666;border-radius:6px;display:flex;align-items:center;justify-content:center;background:#f7f8fa;flex:none}.connection-info{min-width:0;flex:1}.connection-info b,.connection-info span{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.connection-info b{font-size:10px}.connection-info span{font-size:9px;color:#818890;margin-top:3px}.online{font-size:10px;color:#20a95a;white-space:nowrap}.online i{display:inline-block;width:6px;height:6px;background:#28b866;border-radius:50%;margin-right:3px}.divider{height:1px;background:#eef0f2;margin:11px 0}
.support-info{position:absolute;bottom:52px;left:50%;transform:translateX(-50%);width:min(340px,calc(100vw - 28px));background:#fff;padding:10px 12px;border-radius:10px;box-shadow:0 4px 15px rgba(0,0,0,0.06);font-size:11px;text-align:center;color:#333;line-height:1.4}
.support-info a{color:#1676bd;font-weight:700;text-decoration:none}
.support-info span{color:#777;font-size:10px}
.warning{position:absolute;bottom:10px;left:50%;transform:translateX(-50%);width:100%;text-align:center;color:#d95c70;font-size:11px;line-height:1.35}
@keyframes pulse{0%,100%{opacity:.35;transform:scale(.9)}50%{opacity:1;transform:scale(1)}}