:root{color-scheme:light;--ink:#172a36;--muted:#667781;--line:#dde5e9;--accent:#176c68;--paper:#f5f7f8;--focus:#9ac7c1}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.6}a{color:var(--accent);text-decoration:none}button,input{font:inherit}button,a,input{touch-action:manipulation}button{cursor:pointer;border:1px solid var(--line);border-radius:10px;padding:10px 18px;background:white;color:var(--ink)}button:disabled{opacity:.55;cursor:wait}button:hover{border-color:var(--accent)}:focus-visible{outline:3px solid var(--focus);outline-offset:3px}.login-page{min-height:100dvh;display:grid;place-items:center;padding:40px}.login-shell{display:grid;grid-template-columns:1.05fr 1fr;width:min(1040px,100%);min-height:620px;background:white;border:1px solid var(--line);border-radius:24px;box-shadow:0 24px 70px #18303e0b;overflow:hidden}.intro{padding:45px 46px;background:#eaf1ef;display:flex;flex-direction:column}.brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-size:22px;font-weight:650}.brand img{border-radius:11px}.brand small{display:block;font-size:12px;font-weight:400;color:var(--muted);letter-spacing:.12em}.intro-copy{margin:auto 0}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--accent);font-weight:600;margin:0 0 16px}h1{font-size:38px;line-height:1.45;letter-spacing:-.04em;font-weight:650;margin:0 0 24px}.lead{font-size:16px;line-height:1.9;color:#5c706c}.sync-note{font-size:12px;color:#536d65;display:flex;align-items:center;gap:9px}.status-dot{height:7px;width:7px;border-radius:50%;background:#47947b}.login-panel{padding:70px 55px 42px;display:flex;flex-direction:column;justify-content:center}.form-heading h2{font-size:27px;font-weight:650;margin:0 0 8px}.form-heading>p:last-child{font-size:14px;color:var(--muted);margin:0 0 26px}form{display:grid;gap:10px}label{font-size:13px;font-weight:550;margin-top:10px}input{width:100%;min-height:46px;border:1px solid #cfdade;border-radius:10px;padding:10px 14px;color:var(--ink);background:white}input::placeholder{color:#94a0a6}.primary{background:var(--accent);color:white;border-color:var(--accent);margin-top:16px;min-height:46px;display:flex;justify-content:space-between;align-items:center}.primary:hover{background:#125956}.help{font-size:12px;color:var(--muted);margin:18px 0 0}.login-footer{font-size:11px;color:#82918c;margin:48px 0 0}.error{color:#aa3030;background:#fff1f1;border-radius:8px;padding:10px;font-size:13px;margin:6px 0}.account-shell{max-width:920px;margin:36px auto;padding:0 24px}.account-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px}.account-card{border:1px solid var(--line);border-radius:16px;padding:28px;background:white;margin-bottom:20px}.account-card h1{font-size:28px;margin:0}.account-card h2{font-size:18px;margin:0 0 8px}.account-card p{font-size:13px;color:var(--muted)}.account-card form{max-width:440px}.row{display:flex;justify-content:space-between;align-items:center;gap:24px}.user-row{padding:14px 0;border-bottom:1px solid var(--line)}.user-row span{font-size:13px;color:var(--muted)}summary{cursor:pointer;color:var(--accent);padding-top:18px}#message{position:sticky;bottom:16px;background:var(--ink);color:white;padding:14px 20px;border-radius:10px}#message:empty{display:none}@media(max-width:780px){.login-page{padding:20px}.login-shell{grid-template-columns:1fr;min-height:0}.intro{padding:24px 30px}.intro-copy,.sync-note{display:none}.login-panel{padding:32px 30px}.login-footer{margin-top:28px}.account-heading{gap:16px}.row{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}

.account-actions{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 20px}.account-actions a{padding:10px 18px;border:1px solid var(--line);border-radius:10px;background:white;font-size:14px}.account-actions a:hover{border-color:var(--accent)}.account-card{scroll-margin-top:24px}.account-card small{font-size:12px;color:var(--muted)}