:root{color-scheme:light;--ink:#202d40;--muted:#7b8494;--blue:#386af6;--line:#e5e9f2;font-family:Inter,"Segoe UI","Microsoft YaHei",sans-serif;background:#f7f9fd;color:var(--ink)}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}button:disabled{opacity:.55;cursor:wait}a{color:var(--blue)}[hidden]{display:none!important}:focus-visible{outline:3px solid #8daaff;outline-offset:4px}.topbar{height:96px;max-width:1320px;padding:0 54px;margin:auto;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{text-decoration:none;color:var(--ink);display:flex;gap:13px;align-items:center;font-size:17px;font-weight:650;letter-spacing:.5px}.brand small{display:block;font-size:10px;letter-spacing:1px;color:var(--muted);font-weight:400;margin-top:5px}.brand-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:13px;background:var(--blue);color:white;font-size:30px}.header-actions{display:flex;align-items:center;gap:16px}.privacy-badge{font-size:11px;color:#7d8696}.quiet{border:1px solid var(--line);background:white;border-radius:9px;padding:10px 14px;font-size:12px;color:#59677a}.quiet:hover{background:#edf2ff}.login-layout{max-width:1180px;min-height:calc(100vh - 170px);padding:75px 55px 65px;margin:auto;display:grid;grid-template-columns:1.2fr 1fr;gap:90px;align-items:center}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2.3px;color:#94a0b4}.intro h1{font-size:clamp(42px,4.2vw,64px);line-height:1.28;letter-spacing:-2px;font-weight:700;margin:23px 0}.intro h1 span{color:var(--blue)}.lead{font-size:14px;line-height:2.1;color:var(--muted);margin-bottom:29px}.mini-tools{display:flex;flex-wrap:wrap;gap:9px}.mini-tools span{font-size:11px;color:#63728b;border:1px solid #e4eaf7;border-radius:7px;padding:9px 11px;background:#f0f4fc}.intro-note{display:flex;gap:23px;align-items:center;margin-top:58px;color:#a4aec0}.intro-note>span{font-size:10px;letter-spacing:1px}.intro-note p{border-left:1px solid #dce2ed;padding-left:23px;font-size:11px;line-height:1.9}.login-card{padding:37px 34px;background:white;border:1px solid var(--line);border-radius:22px;box-shadow:0 16px 50px #263e7710}.lock-icon{height:44px;width:44px;border:1px solid #dfe7ff;background:#f2f5ff;color:var(--blue);font-size:32px;border-radius:13px;text-align:center;margin-bottom:27px}.login-card h2{font-size:22px;letter-spacing:-.6px;margin:12px 0}.muted{font-size:13px;line-height:1.8;color:var(--muted)}.login-card .muted{margin-bottom:29px}label{display:block;font-size:12px;font-weight:600;margin-bottom:10px}.password-field{position:relative}.password-field input{width:100%;height:49px;border:1px solid #dde3ee;border-radius:9px;padding:0 59px 0 14px;background:#fbfcff;font-size:13px;color:var(--ink)}.password-field input:focus{outline:2px solid #b7c9ff;border-color:var(--blue)}.password-field button{position:absolute;right:12px;top:16px;background:none;border:0;color:#8c99af;font-size:11px;padding:0}.primary{border:0;border-radius:9px;background:var(--blue);color:white;font-weight:600;font-size:13px;padding:15px 17px;box-shadow:0 5px 10px #386af619}.primary:hover{background:#2857de}.wide{width:100%;margin-top:17px;text-align:left}.feedback{font-size:12px;line-height:1.8;min-height:22px;color:#74839a;overflow-wrap:anywhere}.feedback.error{color:#c24747}.card-foot{font-size:10px;color:#9aa5b7;border-top:1px solid #edf0f6;padding-top:18px;margin-top:16px;line-height:1.8}footer{max-width:1212px;margin:auto;border-top:1px solid var(--line);padding:23px 0;display:flex;justify-content:space-between;gap:18px;font-size:10px;color:#9aa4b6;letter-spacing:.5px}.dashboard{max-width:1212px;margin:65px auto;min-height:calc(100vh - 360px)}.dashboard-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:33px}.dashboard h1{font-size:35px;margin:13px 0 6px;letter-spacing:-1px}.count{font-size:11px;color:#7b8ba7;padding:8px 13px;border:1px solid var(--line);border-radius:20px}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.tool-card{background:white;border:1px solid var(--line);border-radius:18px;padding:29px;display:flex;flex-direction:column;min-height:300px;transition:transform .2s,box-shadow .2s}.tool-card:hover{transform:translateY(-4px);box-shadow:0 14px 30px #263e7710}.tool-icon{font-size:27px;color:var(--blue);width:57px;height:57px;background:#f0f4ff;border-radius:15px;display:grid;place-items:center;margin-bottom:24px}.tool-card:nth-child(2) .tool-icon{color:#a7743b;background:#fbf4eb}.tool-card:nth-child(3) .tool-icon{color:#5d9582;background:#eef7f3}.tool-card h2{font-size:19px;margin:0 0 12px}.tool-card p{font-size:12px;line-height:1.9;color:var(--muted);margin:0 0 24px;flex:1}.tool-card button{width:100%;display:flex;justify-content:space-between;align-items:center}.workspace-note{margin-top:29px;font-size:11px;line-height:1.9;color:#96a2b5}.workspace{padding:20px 24px 0;height:calc(100dvh - 152px);min-height:440px}.workspace-bar{display:flex;align-items:center;justify-content:space-between;gap:15px;padding-bottom:12px}.workspace-bar strong{font-size:14px}.workspace-bar>div{display:flex;gap:8px}#frame-container{width:100%;height:calc(100% - 75px);border:1px solid var(--line);border-radius:12px;background:white;overflow:hidden}#frame-container iframe{width:100%;height:100%;border:0;background:white}.workspace:fullscreen{background:#f7f9fd;padding:16px;height:100dvh}.workspace:fullscreen #frame-container{height:calc(100% - 80px)}#file-guide{max-width:650px;margin:60px auto}.mc-dialog{max-width:1000px;width:calc(100% - 40px)}@media(max-width:1280px){.dashboard{margin:50px 40px}footer{margin:0 40px}.login-layout{gap:60px}}@media(max-width:760px){.topbar{height:80px;padding:0 20px}.brand{font-size:14px}.header-actions{gap:8px}.privacy-badge{display:none}.quiet{padding:9px;font-size:11px}.login-layout{display:block;padding:45px 24px;min-height:auto}.intro h1{font-size:42px}.intro-note{display:none}.intro{margin-bottom:35px}.login-card{padding:29px 25px}.lead{font-size:13px}.dashboard{margin:38px 24px}.dashboard h1{font-size:27px}.tool-grid{grid-template-columns:1fr}.tool-card{min-height:260px}.workspace{padding:15px 8px 0;height:calc(100dvh - 140px)}.workspace-bar{flex-wrap:wrap;gap:10px}.workspace-bar strong{font-size:12px}footer{margin:0 24px;font-size:9px;flex-wrap:wrap}.count{white-space:nowrap}}
.global-feedback{max-width:1100px;margin:16px auto;padding:12px 18px;border:1px solid #e9c6c6;background:#fff4f4;border-radius:10px;color:#a74646}