:root{--primary: #1e5fbb;--primary-dark: #14468a;--primary-deep: #0c3a6e;--accent: #5b5bff;--accent-light: #7d7dff;--accent-soft: #efefff;--bg-page: #f5f8fc;--bg-card: #ffffff;--bg-soft: #eef4fb;--text-1: #0f172a;--text-2: #475569;--text-3: #94a3b8;--border: #e2e8f0;--success: #10b981;--success-soft: #e7f8f1;--warning: #f59e0b;--warning-soft: #fef4e2;--danger: #ef4444;--danger-soft: #fdeaea;--radius-lg: 14px;--radius-md: 10px;--radius-sm: 8px;--shadow-sm: 0 1px 3px rgba(15, 23, 42, .06);--shadow-md: 0 4px 16px rgba(30, 95, 187, .08);--shadow-lg: 0 12px 32px rgba(30, 95, 187, .14)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;color:var(--text-1);background:var(--bg-page);font-size:14px;-webkit-font-smoothing:antialiased}a{text-decoration:none;color:inherit}ul{list-style:none}.app{display:flex;min-height:100vh}.main{flex:1;min-width:0;display:flex;flex-direction:column}.content{padding:26px 28px;flex:1}.card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border);box-shadow:var(--shadow-sm)}.card-pad{padding:22px}.card-title{font-size:15px;font-weight:600;color:var(--text-1);display:flex;align-items:center;gap:8px;margin-bottom:16px}.card-title .more{margin-left:auto;font-size:12px;color:var(--text-3);font-weight:400;cursor:pointer}.card-title .more:hover{color:var(--primary)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border-radius:9px;font-size:14px;font-weight:500;cursor:pointer;border:1px solid transparent;transition:all .18s;padding:9px 18px}.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,#7474ff 100%);color:#fff;box-shadow:0 3px 10px #5b5bff47}.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 18px #5b5bff66}.btn-ghost{background:#fff;color:var(--text-2);border-color:var(--border)}.btn-ghost:hover{border-color:var(--primary);color:var(--primary)}.btn-lg{padding:12px 26px;font-size:15px;font-weight:600}.tag{display:inline-flex;align-items:center;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:500}.tag-blue{background:var(--bg-soft);color:var(--primary)}.tag-green{background:var(--success-soft);color:#059669}.tag-amber{background:var(--warning-soft);color:#b45309}.tag-red{background:var(--danger-soft);color:#b91c1c}.tag-purple{background:var(--accent-soft);color:var(--accent)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.mt-16{margin-top:16px}.mt-20{margin-top:20px}.sidebar{width:228px;flex:0 0 228px;background:linear-gradient(180deg,var(--primary-deep) 0%,var(--primary-dark) 100%);color:#ffffffd9;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}.sidebar-brand{display:flex;align-items:center;gap:10px;padding:20px 18px;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar-brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,#fff,#dbeafe);color:var(--primary);font-weight:800;font-size:18px;display:flex;align-items:center;justify-content:center;flex:0 0 34px}.sidebar-brand .name{color:#fff;font-weight:600;font-size:15px;line-height:1.2}.sidebar-brand .name small{display:block;font-size:10px;color:#ffffff80;font-weight:400;margin-top:2px}.sidebar-nav{padding:14px 10px;flex:1}.sidebar-nav .group-label{font-size:11px;color:#fff6;padding:12px 12px 6px;letter-spacing:1px}.nav-item{display:flex;align-items:center;gap:11px;padding:10px 12px;border-radius:9px;margin-bottom:3px;color:#ffffffbf;cursor:pointer;transition:all .18s;font-size:14px}.nav-item:hover{background:#ffffff14;color:#fff}.nav-item.active{background:#ffffff29;color:#fff;box-shadow:inset 3px 0 0 var(--accent-light)}.nav-item .ic{width:18px;height:18px;flex:0 0 18px;display:flex;align-items:center;justify-content:center}.nav-item .badge{margin-left:auto;background:var(--accent);color:#fff;font-size:10px;padding:1px 7px;border-radius:999px}.sidebar-footer{padding:14px;border-top:1px solid rgba(255,255,255,.08)}.upgrade{background:linear-gradient(135deg,var(--accent) 0%,#8b5cf6 100%);border-radius:12px;padding:14px;color:#fff;margin-bottom:12px}.upgrade .t{font-weight:600;font-size:13px;margin-bottom:3px}.upgrade .d{font-size:11px;opacity:.85;margin-bottom:10px}.upgrade .btn{display:inline-block;background:#fff;color:var(--accent);font-size:12px;font-weight:600;padding:6px 14px;border-radius:999px}.sidebar-user{display:flex;align-items:center;gap:10px}.sidebar-user .avatar{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,var(--accent-light),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;flex:0 0 34px}.sidebar-user .info .n{font-size:13px;color:#fff;font-weight:500}.sidebar-user .info .v{font-size:11px;color:#ffffff80}.sidebar-user .info{flex:1;min-width:0}.sidebar-user .logout-btn{width:30px;height:30px;border-radius:8px;flex:0 0 30px;background:#ffffff14;border:none;color:#ffffffb3;font-size:15px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s}.sidebar-user .logout-btn:hover{background:#fff3;color:#fff}.topbar{height:60px;background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 28px;gap:20px;position:sticky;top:0;z-index:10}.topbar .page-title{font-size:16px;font-weight:600}.topbar .crumb{font-size:12px;color:var(--text-3)}.topbar .search{display:flex;align-items:center;gap:8px;background:var(--bg-page);border:1px solid var(--border);border-radius:8px;padding:7px 12px;width:240px;color:var(--text-3);font-size:13px}.topbar .icon-btn{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-2);cursor:pointer;position:relative}.topbar .icon-btn:hover{background:var(--bg-page)}.topbar .icon-btn .dot{position:absolute;top:7px;right:7px;width:7px;height:7px;background:var(--danger);border-radius:50%}.topbar .coins{display:flex;align-items:center;gap:6px;background:var(--warning-soft);color:#b45309;font-weight:600;font-size:13px;padding:7px 12px;border-radius:8px}.topbar .coins .btn-recharge{background:var(--accent);color:#fff;font-size:12px;padding:4px 12px;border-radius:6px;margin-left:4px;cursor:pointer}.spacer{flex:1}.stat-card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border);padding:20px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow-sm)}.stat-card .ic{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;flex:0 0 46px;font-size:20px}.stat-card .num{font-size:24px;font-weight:700;line-height:1}.stat-card .label{font-size:13px;color:var(--text-3);margin-top:5px}.tool-card{background:var(--bg-card);border-radius:var(--radius-lg);border:1px solid var(--border);padding:20px;cursor:pointer;transition:all .2s;position:relative}.tool-card:hover{border-color:var(--accent-light);box-shadow:var(--shadow-md);transform:translateY(-2px)}.tool-card .ic{width:42px;height:42px;border-radius:11px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;font-size:19px}.tool-card h4{font-size:15px;font-weight:600;margin-bottom:5px}.tool-card p{font-size:12px;color:var(--text-3);line-height:1.5}.welcome{background:linear-gradient(120deg,var(--primary) 0%,var(--primary-dark) 55%,var(--accent) 130%);border-radius:var(--radius-lg);padding:26px 30px;color:#fff;display:flex;align-items:center;justify-content:space-between;position:relative;overflow:hidden}.welcome h1{font-size:22px;font-weight:700;margin-bottom:6px}.welcome p{font-size:13px;opacity:.9}.welcome .btn-white{background:#fff;color:var(--primary);font-weight:600;padding:11px 22px;border-radius:9px;cursor:pointer;box-shadow:0 4px 14px #00000026}.welcome .btn-line{border:1px solid rgba(255,255,255,.5);color:#fff;font-weight:500;padding:11px 20px;border-radius:9px;cursor:pointer}.dropzone{border:2px dashed #b8c6e0;border-radius:var(--radius-lg);background:#fff;padding:60px 30px;text-align:center;cursor:pointer;transition:all .2s}.dropzone:hover,.dropzone.drag{border-color:var(--accent);background:var(--accent-soft)}.dropzone .ic{width:64px;height:64px;margin:0 auto 16px;background:linear-gradient(135deg,var(--accent-soft),var(--bg-soft));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:28px}.dropzone h3{font-size:16px;font-weight:600;margin-bottom:6px}.dropzone p{font-size:13px;color:var(--text-3);margin-bottom:4px}.dropzone .hint{font-size:12px;color:var(--text-3);margin-top:14px}.upload-hero{border:2px dashed var(--accent-light);background:var(--accent-soft);border-radius:var(--radius-lg);padding:34px;text-align:center;cursor:pointer;transition:all .2s}.upload-hero:hover{background:#e8e8ff;border-color:var(--accent)}.upload-hero .ic{font-size:36px;margin-bottom:10px}.upload-hero h3{font-size:17px;font-weight:600;margin-bottom:6px}.upload-hero p{font-size:13px;color:var(--text-3);margin-bottom:16px}.seg{display:inline-flex;background:var(--bg-page);border-radius:8px;padding:3px}.seg .opt{padding:6px 14px;border-radius:6px;font-size:13px;cursor:pointer;color:var(--text-2);transition:all .15s}.seg .opt.active{background:#fff;color:var(--primary);font-weight:600;box-shadow:var(--shadow-sm)}.score-ring{width:130px;height:130px;border-radius:50%;background:conic-gradient(var(--accent) 0% 82%,var(--bg-soft) 82% 100%);display:flex;align-items:center;justify-content:center;position:relative}.score-ring:before{content:"";position:absolute;top:12px;right:12px;bottom:12px;left:12px;background:#fff;border-radius:50%}.score-ring .val{position:relative;z-index:1;text-align:center}.score-ring .val .num{font-size:30px;font-weight:700;color:var(--accent)}.score-ring .val .lbl{font-size:11px;color:var(--text-3)}@media(max-width:900px){.sidebar{width:68px;flex:0 0 68px}.sidebar-brand .name,.sidebar-nav .nav-item span,.sidebar-nav .group-label,.sidebar-footer{display:none}.sidebar-nav .nav-item{justify-content:center}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3,.grid-2{grid-template-columns:1fr}}