*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background:#f5f5f5;min-height:100vh;color:#333;max-width:100vw}
.app{background:#fff;min-height:100vh;max-width:500px;margin:0 auto}

/* ===== Header ===== */
.header{padding:14px 16px;border-bottom:1px solid #eee;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;background:#fff;z-index:10}
.header h1{font-size:17px;font-weight:600}
.header .btn{padding:6px 14px;background:#000;color:#fff;border:none;border-radius:6px;font-size:13px;cursor:pointer}
.header .btn-refresh{background:#333}

/* ===== Main Tabs ===== */
.tabs{display:flex;border-bottom:1px solid #eee;background:#fff;position:sticky;top:53px;z-index:9;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.tabs::-webkit-scrollbar{display:none}
.tab{flex-shrink:0;padding:12px 14px;text-align:center;font-size:13px;color:#999;cursor:pointer;border-bottom:2px solid transparent;white-space:nowrap}
.tab.active{color:#000;font-weight:600;border-bottom-color:#000}

/* ===== Login (Dark Theme + Background Text) ===== */
#loginPage{position:fixed;top:0;left:0;right:0;bottom:0;background:#0a0a0a;display:flex;align-items:center;justify-content:center;z-index:100;overflow:hidden}
.bg-text{position:absolute;top:22%;left:50%;transform:translateX(-50%);font-size:clamp(50px,12vw,120px);font-weight:900;color:rgba(255,255,255,.06);letter-spacing:8px;white-space:nowrap;user-select:none;pointer-events:none;font-family:'SimHei','Microsoft YaHei',serif}
.login-wrap{position:relative;z-index:2;width:min(90%,340px);padding:36px 28px;text-align:center;background:rgba(20,20,25,.65);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:20px;box-shadow:0 25px 60px rgba(0,0,0,.6)}
.login-wrap h2{font-size:22px;margin-bottom:28px;color:#fff;font-weight:600;letter-spacing:1px}
.login-wrap input{width:100%;padding:14px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);border-radius:10px;font-size:15px;outline:none;margin-bottom:16px;text-align:center;color:#fff;transition:.2s}
.login-wrap input::placeholder{color:rgba(255,255,255,.4)}
.login-wrap input:focus{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.12)}
.login-remember{display:flex;align-items:center;gap:8px;margin-bottom:20px;font-size:13px;color:rgba(255,255,255,.7);cursor:pointer;justify-content:center}
.login-remember input{width:16px;height:16px;accent-color:#c9a227}
.login-wrap button{width:100%;padding:14px;background:linear-gradient(135deg,#c9a227 0%,#f0d878 100%);color:#1a1200;border:none;border-radius:10px;font-size:16px;cursor:pointer;font-weight:600;transition:.2s;box-shadow:0 4px 20px rgba(201,162,39,.35)}
.login-wrap button:active{transform:scale(.98)}
#loginPage .err{color:#ff6b6b;font-size:13px;margin-top:12px;min-height:18px;text-shadow:0 0 8px rgba(255,107,107,.4)}

/* ===== Page container ===== */
.page{display:none;min-height:calc(100vh - 110px);padding-bottom:env(safe-area-inset-bottom,20px)}
.page.active{display:block}

/* ===== Back to Top ===== */
.back-top{position:fixed;right:16px;bottom:70px;width:40px;height:40px;background:#000;color:#fff;border:none;border-radius:50%;font-size:18px;cursor:pointer;z-index:50;opacity:0;pointer-events:none;transition:opacity .3s;box-shadow:0 2px 8px rgba(0,0,0,0.2)}
.back-top.show{opacity:1;pointer-events:auto}

/* ===== 1. Scripts Tab (Partition View) ===== */
.cat-tabs{display:flex;gap:6px;padding:12px 16px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;white-space:nowrap;border-bottom:1px solid #f5f5f5;background:#fff;position:relative}
.cat-tabs::-webkit-scrollbar{display:none}
.cat-tabs::after{content:'';position:absolute;right:0;top:0;bottom:0;width:24px;background:linear-gradient(to right,transparent,#fff);pointer-events:none}
.cat-tab{padding:6px 16px;border-radius:20px;font-size:13px;cursor:pointer;transition:.2s;border:1px solid #ddd;color:#666;flex-shrink:0}
.cat-tab.active{background:#000;color:#fff;border-color:#000}

.script-grid{padding:16px;display:flex;flex-direction:column;gap:12px}

.script-card{border:1px solid #eee;border-radius:12px;overflow:hidden;background:#fff}
.script-card-header{padding:14px 16px;display:flex;align-items:center;gap:12px;cursor:pointer}
.script-icon{width:36px;height:36px;background:#f0f0f0;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:600;color:#666;flex-shrink:0}
.script-title{flex:1;font-size:15px;font-weight:500;line-height:1.4;color:#222}
.script-toggle{font-size:13px;color:#999;flex-shrink:0;min-width:40px;text-align:right;padding:4px 0}

.script-code{display:none;padding:0 16px 16px}
.script-code.active{display:block}
.script-code pre{background:#1a1a1a;color:#e0e0e0;padding:12px;border-radius:8px;font-size:12px;font-family:'SF Mono',monospace;white-space:pre-wrap;word-break:break-all;line-height:1.6;max-height:200px;overflow-y:auto}
.script-code-actions{display:flex;gap:8px;margin-top:10px;justify-content:flex-end;flex-wrap:wrap}
.btn-copy{padding:8px 14px;background:#000;color:#fff;border:none;border-radius:6px;font-size:13px;cursor:pointer}
.btn-dl{padding:8px 14px;background:#f0f0f0;color:#333;border:none;border-radius:6px;font-size:13px;cursor:pointer}

/* ===== 2. Manage Tab ===== */
.manage-section{padding:16px}
.manage-title{font-size:15px;font-weight:600;margin-bottom:12px;display:flex;justify-content:space-between;align-items:center}
.manage-subtitle{font-size:13px;color:#999;margin-bottom:16px}

/* Category list */
.cat-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.cat-row{display:flex;align-items:center;gap:8px;padding:12px;background:#f8f8f8;border-radius:8px}
.cat-row .cat-color{width:16px;height:16px;border-radius:4px;flex-shrink:0}
.cat-row .cat-name{flex:1;font-size:14px}
.cat-row .cat-btn{padding:4px 10px;border:none;border-radius:4px;font-size:11px;cursor:pointer;background:#fff;color:#333}
.cat-row .cat-btn.red{color:#ef4444}

.cat-add{display:flex;gap:8px;margin-bottom:16px}
.cat-add input{flex:1;padding:10px;border:1px solid #ddd;border-radius:8px;font-size:14px;outline:none}
.cat-add input:focus{border-color:#000}
.cat-add button{padding:10px 16px;background:#000;color:#fff;border:none;border-radius:8px;font-size:14px;cursor:pointer;white-space:nowrap}

/* File assignment */
.file-assign{display:flex;flex-direction:column;gap:10px}
.assign-row{display:flex;align-items:center;gap:8px;padding:10px 0;border-bottom:1px solid #f5f5f5}
.assign-row .fname{flex:1;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.assign-row select{padding:6px;border:1px solid #ddd;border-radius:6px;font-size:13px;outline:none;flex-shrink:0}

/* ===== 3. Upload Tab ===== */
.upload-area{margin:16px;padding:30px;border:2px dashed #ddd;border-radius:12px;text-align:center;cursor:pointer}
.upload-area:active{border-color:#000;background:#fafafa}
.upload-area .icon{font-size:36px;margin-bottom:8px}
.upload-area p{font-size:14px;color:#666}
.upload-area .hint{font-size:12px;color:#999;margin-top:4px}

.uploading{margin:0 16px;padding:16px;background:#f8f8f8;border-radius:10px;font-size:13px;color:#333;display:none;border:1px solid #eee;position:relative}
.uploading .bar{height:8px;background:#e0e0e0;border-radius:4px;margin-top:10px;overflow:hidden}
.uploading .bar-fill{height:100%;background:linear-gradient(90deg,#000,#555);border-radius:4px;width:0;transition:width .15s;box-shadow:0 0 4px rgba(0,0,0,.3)}
.uploading .up-info{font-size:12px;color:#666;margin-top:6px;display:flex;justify-content:space-between}
.uploading .up-fname{font-size:12px;color:#999;margin-top:4px;word-break:break-all}
.uploading .cancel-btn{position:absolute;right:10px;top:10px;padding:4px 10px;background:#ef4444;color:#fff;border:none;border-radius:14px;font-size:11px;cursor:pointer}

.upload-item{padding:12px 16px;border-bottom:1px solid #f5f5f5}
.upload-item-top{display:flex;align-items:center;gap:8px;margin-bottom:6px}
.upload-item-name{flex:1;font-size:13px}
.upload-item-status{font-size:12px;color:#999;white-space:nowrap}
.upload-item input{width:100%;padding:6px 10px;border:1px solid #ddd;border-radius:6px;font-size:12px;outline:none;margin-bottom:6px}

/* ===== 4. Auth Tab ===== */
.key-section{padding:16px}
.key-add{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.key-add input{padding:10px;border:1px solid #ddd;border-radius:8px;font-size:14px;outline:none;flex:1;min-width:80px}
.key-add button{padding:10px 16px;background:#10b981;color:#fff;border:none;border-radius:8px;font-size:14px;cursor:pointer;white-space:nowrap}
.key-item{display:flex;align-items:center;padding:12px 0;border-bottom:1px solid #f5f5f5;gap:8px}
.key-info{flex:1;min-width:0}
.key-code{font-size:15px;font-weight:600;font-family:monospace;letter-spacing:1px;margin-bottom:4px;word-break:break-all}
.key-meta{font-size:12px;color:#999}
.key-actions{display:flex;gap:6px;flex-shrink:0}
.key-btn{padding:6px 10px;border:none;border-radius:6px;font-size:13px;cursor:pointer;white-space:nowrap}
.key-btn.copy{background:#f0f0f0;color:#333}
.key-btn.reset{background:#f59e0b;color:#fff}
.key-btn.del{background:#ef4444;color:#fff}
.key-btn.device{background:#8b5cf6;color:#fff;font-size:11px}

/* Device Info Expand */
.device-detail{display:none;margin-top:8px;padding:10px 12px;background:#f8f9ff;border-radius:8px;border:1px solid #e8e8f0;font-size:12px}
.device-detail.show{display:block}
.device-row{display:flex;align-items:center;padding:3px 0;border-bottom:1px solid #f0f0f5}
.device-row:last-child{border-bottom:none}
.device-label{color:#888;width:70px;flex-shrink:0}
.device-value{color:#333;font-family:monospace;font-size:11px;word-break:break-all;flex:1}
.device-fingerprint{font-size:10px;color:#8b5cf6;font-family:monospace;margin-top:6px;padding-top:6px;border-top:1px solid #e8e8f0}
.device-usage{font-size:11px;color:#666;margin-top:6px;padding-top:6px;border-top:1px solid #e8e8f0}
.device-usage .usage-row{display:flex;justify-content:space-between;padding:2px 0;font-size:10px}

/* 设备详情弹窗 */
.modal-mask{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.45);z-index:1000;align-items:center;justify-content:center;padding:16px}
.modal-mask.show{display:flex}
.modal{background:#fff;border-radius:12px;max-width:540px;width:100%;max-height:85vh;overflow-y:auto;box-shadow:0 8px 30px rgba(0,0,0,.2)}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid #eee;position:sticky;top:0;background:#fff;border-radius:12px 12px 0 0;z-index:1}
.modal-head h3{font-size:15px;margin:0}
.modal-close{background:#f0f0f0;border:none;width:28px;height:28px;border-radius:50%;cursor:pointer;font-size:14px;color:#666;line-height:1}
.modal-close:hover{background:#e0e0e0}
.modal-body{padding:16px 18px}
.modal-summary{background:#f8f9ff;border:1px solid #e8e8f0;border-radius:8px;padding:12px 14px;margin-bottom:14px;font-size:13px;line-height:1.7}
.modal-summary .model-name{font-size:16px;font-weight:600;color:#6d28d9}
.modal-summary .summary-line{color:#555;font-size:12px;margin-top:2px}
.modal-section{font-size:12px;color:#666;margin:14px 0 6px;font-weight:600;border-left:3px solid #8b5cf6;padding-left:8px}
.modal-device-row{display:flex;align-items:flex-start;padding:5px 0;border-bottom:1px solid #f0f0f5;font-size:12px}
.modal-device-row:last-child{border-bottom:none}
.modal-device-label{color:#888;width:80px;flex-shrink:0;padding-top:1px}
.modal-device-value{color:#333;font-family:monospace;font-size:11px;word-break:break-all;flex:1}
.modal-fp{font-size:11px;color:#8b5cf6;font-family:monospace;word-break:break-all;background:#faf9ff;padding:8px 10px;border-radius:6px}
.modal-usage-row{display:flex;justify-content:space-between;align-items:flex-start;font-size:11px;padding:4px 0;color:#555;gap:10px;border-bottom:1px dashed #f0f0f5}
.modal-usage-row:last-child{border-bottom:none}
.modal-usage-row .u-time{white-space:nowrap;color:#888}
.modal-usage-row .u-ip{text-align:right;word-break:break-all}
.modal-usage-row .u-region{color:#6d28d9;display:block;font-size:10px}

/* ===== 5. Logs Tab ===== */
.log-section{padding:0 16px}
.log-item{padding:12px 0;border-bottom:1px solid #f5f5f5}
.log-time{font-size:12px;color:#999}
.log-action{font-size:13px;font-weight:500;margin-top:2px}
.log-detail{font-size:13px;color:#555;margin-top:2px}

/* ===== 6. Toolbox Tab ===== */
.toolbox-section{padding:16px}
.toolbox-actions{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.toolbox-actions button{flex:1;min-width:120px;padding:12px;background:#000;color:#fff;border:none;border-radius:8px;font-size:13px;cursor:pointer;font-weight:500}
.toolbox-actions button.green{background:#10b981}
.toolbox-preview{background:#1a1a1a;color:#e0e0e0;padding:12px;border-radius:8px;font-size:11px;font-family:monospace;max-height:300px;overflow-y:auto;white-space:pre-wrap;word-break:break-all;display:none;margin-bottom:12px}
.btn-save-toolbox{width:100%;padding:14px;background:#10b981;color:#fff;border:none;border-radius:8px;font-size:15px;cursor:pointer;font-weight:500;display:none}

/* ===== Footer ===== */
.footer{padding:14px 16px;text-align:center;font-size:11px;color:#999;border-top:1px solid #f0f0f0;background:#fafafa}
.footer a{color:#999;text-decoration:none}

/* ===== Empty State ===== */
.empty{padding:60px 24px;text-align:center;color:#999;font-size:14px}

/* ===== Toast ===== */
.toast{position:fixed;top:20px;left:50%;transform:translateX(-50%);background:#000;color:#fff;padding:10px 24px;border-radius:20px;font-size:14px;z-index:100;animation:fadeIn .3s;white-space:nowrap}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ===== Dialog ===== */
.dialog-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:200;display:flex;align-items:center;justify-content:center;padding:20px}
.dialog{background:#fff;border-radius:12px;padding:24px;width:100%;max-width:320px}
.dialog h3{font-size:16px;margin-bottom:12px}
.dialog p{font-size:14px;color:#666;margin-bottom:12px}
.dialog input{width:100%;padding:10px;border:1px solid #ddd;border-radius:8px;font-size:14px;outline:none;margin-bottom:12px}
.dialog input:focus{border-color:#000}
.dialog .btns{display:flex;gap:10px;justify-content:flex-end}
.dialog .btns button{padding:10px 20px;border:none;border-radius:8px;font-size:14px;cursor:pointer}
.dialog .cancel{background:#f0f0f0;color:#333}
.dialog .confirm{background:#000;color:#fff}

#fileInput{display:none}
.preset-btn{padding:8px 10px;background:#f0f0f0;border:1px solid #e5e5e5;color:#333;border-radius:6px;font-size:12px;cursor:pointer;transition:all .15s;white-space:nowrap}
.preset-btn:hover{background:#e6e6e6}
.preset-btn.active{background:#10b981;color:#fff;border-color:#10b981}
.device-tabs{display:flex;gap:6px;overflow-x:auto;scrollbar-width:none;padding:4px 0 8px;border-bottom:1px solid #eee;margin-bottom:10px}
.device-tabs::-webkit-scrollbar{display:none}
.device-tab{flex-shrink:0;padding:6px 12px;background:#f0f0f0;border-radius:6px;font-size:12px;cursor:pointer;color:#333;border:1px solid transparent}
.device-tab.active{background:#000;color:#fff}

/* ===== Offline Banner (C2) ===== */
#offlineBanner{display:none;position:fixed;top:0;left:0;right:0;background:#ef4444;color:#fff;text-align:center;padding:10px 16px;font-size:13px;z-index:9999;box-shadow:0 2px 8px rgba(0,0,0,.2)}