:root{--bg:#f5f5fb;--surface:#fff;--ink:#19212b;--muted:#647181;--line:#e0e1ee;--brand:#5457d6;--brand-dark:#4245b8;--danger:#b42318;--ok:#18794e;--focus:#5457d6;--radius:12px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0;min-height:100vh;color:var(--ink);background:var(--bg);font-size:14px;letter-spacing:0}button,input,select{font:inherit;letter-spacing:0}.auth-layout{min-height:100vh;display:grid;grid-template-columns:minmax(320px,480px) 1fr}.auth-panel{display:flex;align-items:center;justify-content:center;padding:40px;background:var(--surface);border-right:1px solid var(--line)}.auth-main{width:min(360px,100%)}.brand{display:flex;align-items:center;gap:12px;margin-bottom:42px}.brand-mark{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:linear-gradient(135deg,#6366e8,#4c3fd0);color:white;font-weight:800;font-size:17px;box-shadow:0 4px 14px rgba(84,87,214,.35)}.brand-name{font-size:16px;font-weight:750}.brand-meta{color:var(--muted);font-size:12px;margin-top:2px}.auth-main h1{font-size:26px;margin:0 0 8px}.lead{color:var(--muted);line-height:1.6;margin:0 0 28px}.field{display:grid;gap:7px;margin-bottom:16px}.field label{font-weight:650}.input{width:100%;height:42px;border:1px solid var(--line);border-radius:10px;padding:0 12px;color:var(--ink);background:white;outline:none}.input:focus{border-color:var(--focus);box-shadow:0 0 0 3px rgba(84,87,214,.16)}.password-wrap{position:relative}.password-wrap .input{padding-right:46px}.reveal{position:absolute;right:4px;top:4px;width:34px;height:34px;border:0;background:transparent;color:var(--muted);cursor:pointer}.btn{height:42px;border:1px solid transparent;border-radius:10px;padding:0 14px;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:680;cursor:pointer;text-decoration:none}.btn.primary{width:100%;background:var(--brand);color:white}.btn.primary:hover{background:var(--brand-dark)}.btn.secondary{background:white;color:var(--ink);border-color:var(--line)}.btn.danger{background:white;color:var(--danger);border-color:#efc9c5}.btn:disabled{opacity:.55;cursor:not-allowed}.form-error{min-height:20px;color:var(--danger);font-size:13px;margin:4px 0 8px}.auth-foot{margin-top:20px;color:var(--muted);text-align:center}.auth-foot a{color:var(--brand);font-weight:650;text-decoration:none}.auth-context{display:flex;align-items:flex-start;padding:56px;background:linear-gradient(158deg,#171a3f 0%,#221f5e 48%,#33206b 100%);color:white;position:relative;overflow:hidden}.auth-context::before{content:"";position:absolute;top:-220px;right:-160px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(120,110,255,.32),transparent 68%);pointer-events:none}.auth-context::after{content:"";position:absolute;bottom:-260px;left:-120px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(70,190,220,.16),transparent 66%);pointer-events:none}.context-inner{position:relative;z-index:1}.context-inner{margin-top:auto;max-width:620px}.context-kicker{font-size:12px;text-transform:uppercase;color:#aeb9c5;font-weight:750}.auth-context h2{font-size:30px;line-height:1.25;margin:12px 0}.auth-context p{color:#c7d0d9;max-width:560px;line-height:1.7}.shell-header{height:64px;background:white;border-bottom:1px solid var(--line);display:flex;align-items:center;padding:0 24px;gap:28px;position:sticky;top:0;z-index:3}.shell-header .brand{margin:0}.nav{display:flex;gap:4px;flex:1}.nav a{padding:8px 10px;border-radius:8px;color:var(--muted);text-decoration:none}.nav a:hover,.nav a[aria-current=true]{background:#eef0fb;color:var(--ink)}.user-actions{display:flex;align-items:center;gap:8px}.page{max-width:1120px;margin:0 auto;padding:28px 24px 56px}.page-title{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}.page-title h1{font-size:24px;margin:0 0 5px}.page-title p{color:var(--muted);margin:0}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.card{background:white;border:1px solid var(--line);border-radius:8px;padding:20px}.card h2{font-size:16px;margin:0 0 6px}.card>.description{color:var(--muted);margin:0 0 20px;line-height:1.55}.card .btn{margin-top:4px}.notice{border:1px solid var(--line);background:#f7f7fd;border-radius:10px;padding:11px 12px;color:var(--muted);margin-bottom:16px}.notice.ok{border-color:#b8decf;background:#f0faf6;color:var(--ok)}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:10px}table{width:100%;border-collapse:collapse;min-width:800px}th,td{padding:12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}th{font-size:12px;color:var(--muted);background:#f7f7fd}tr:last-child td{border-bottom:0}.badge{display:inline-flex;padding:3px 7px;border-radius:999px;background:#edeffa;color:var(--muted);font-size:12px}.badge.ok{background:#eaf7f1;color:var(--ok)}.row-actions{display:flex;gap:6px}.row-actions .btn{height:34px;padding:0 9px}.session-list{display:grid;gap:10px}.session{border:1px solid var(--line);border-radius:10px;padding:12px;display:flex;justify-content:space-between;gap:14px}.session strong{display:block;margin-bottom:4px}.session small{color:var(--muted)}@media(max-width:760px){.auth-layout{grid-template-columns:1fr}.auth-panel{border:0;padding:28px 22px}.auth-context{display:none}.brand{margin-bottom:32px}.shell-header{height:auto;min-height:64px;flex-wrap:wrap;padding:12px 16px;gap:10px}.nav{order:3;width:100%;overflow:auto}.page{padding:22px 16px}.grid{grid-template-columns:1fr}.page-title{align-items:flex-start;flex-direction:column}.user-actions .user-label{display:none}}
/* 注：右栏 .auth-context 已由 align-items:flex-end 改为 flex-start + .context-inner{margin-top:auto}。
   视觉上仍是「内容贴底」，但内容高于视口时（矮窗口）子项从顶部开始、可正常滚动；
   原来的 flex-end 在内容超高时会把顶部溢出到容器上方，滚动条够不到那部分。 */
/* ---- 登录页：版本更新记录与个人主页入口（对应 templates/login.html） ---- */
.auth-meta{margin-top:14px;display:flex;align-items:center;justify-content:center;gap:8px;color:var(--muted);font-size:12px}.auth-meta b{color:var(--ink);font-weight:700}.auth-meta .meta-sep{color:#c6c9e0}.auth-meta a{color:var(--muted);text-decoration:none;border-bottom:1px dashed #c6c9e0}.auth-meta a:hover{color:var(--brand);border-bottom-color:var(--brand)}
.auth-context{scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.25) transparent}
.changelog{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14)}
.changelog-head{display:flex;align-items:baseline;justify-content:space-between;gap:14px;margin-bottom:14px}
.changelog-head h3{font-size:14px;margin:0;color:#fff;letter-spacing:.5px}
.changelog-now{font-size:12px;color:#aeb9c5;white-space:nowrap}
.changelog-now b{color:#fff;font-weight:700}
.changelog-list{list-style:none;margin:0;padding:0;display:grid;gap:13px}
.changelog-list li{display:flex;align-items:flex-start;gap:11px}
.changelog-tag{flex:0 0 auto;min-width:32px;margin-top:2px;padding:2px 6px;border-radius:999px;background:rgba(255,255,255,.13);color:#e8edf2;font-size:11px;font-weight:700;text-align:center;letter-spacing:.3px}
.changelog-body b{display:block;font-size:13px;color:#fff;margin-bottom:3px}
.auth-context .changelog-body p{margin:0;font-size:12.5px;line-height:1.68;color:#b6c2cd}
.auth-context .changelog-more{margin:15px 0 0;font-size:12px;line-height:1.7;color:#95a2af}
.changelog-more b{color:#c7d0d9;font-weight:700}
.context-foot{margin-top:24px;padding-top:16px;border-top:1px solid rgba(255,255,255,.14);display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.context-foot-label{font-size:12px;color:#8f9ba8}
.context-home{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border:1px solid rgba(255,255,255,.22);border-radius:999px;color:#fff;font-size:12.5px;font-weight:650;text-decoration:none;transition:background .15s ease,border-color .15s ease}
.context-home:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.42)}
.context-home-ext{font-size:11px;opacity:.75}
@media(min-width:761px){.auth-context{max-height:100vh;overflow-y:auto}}
.auth-context::-webkit-scrollbar{width:8px}.auth-context::-webkit-scrollbar-track{background:transparent}.auth-context::-webkit-scrollbar-thumb{background:rgba(255,255,255,.18);border-radius:4px}
/* 平板竖屏等中等宽度：左栏固定 480px 会把右栏挤到 230px 左右，一行只放得下 8 个字。
   这里把左栏收紧到 400px、右栏内边距减到 32px，右栏正文宽度可回到 350px 以上。 */
@media(min-width:761px) and (max-width:1080px){.auth-layout{grid-template-columns:minmax(300px,400px) 1fr}.auth-context{padding:40px 32px}.auth-context h2{font-size:23px;line-height:1.32}.context-inner{max-width:100%}}

/* ============================================================
   控制台功能页统一升级（settings / users 等，v13 重构）
   ============================================================ */
.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;box-shadow:0 1px 3px rgba(25,31,40,.05),0 4px 16px rgba(25,31,40,.04);transition:box-shadow .18s ease}
.card:hover{box-shadow:0 2px 6px rgba(25,31,40,.07),0 8px 24px rgba(25,31,40,.06)}
.card h2{margin:0;font-size:16px;font-weight:730;letter-spacing:0}
.page-title h1{margin:0;font-size:22px;font-weight:760;letter-spacing:0}
.page-title p{margin:6px 0 0;color:var(--muted)}
.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}
.description{color:var(--muted);margin:6px 0 18px;line-height:1.6;font-size:13px}
.notice{border:1px solid var(--line);background:#f7f7fd;border-radius:10px;padding:12px 14px;color:var(--muted);margin-bottom:16px;font-size:13px}
.notice.ok{background:var(--success-soft, #edf8f1);border-color:#cde7d6;color:var(--ok, #18794e)}
.btn{height:42px;border:1px solid transparent;border-radius:10px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:680;cursor:pointer;text-decoration:none;transition:background .15s ease,box-shadow .15s ease,transform .15s ease}
.btn:active{transform:translateY(1px)}
.btn.primary{width:100%;background:var(--brand);color:#fff;box-shadow:0 2px 8px rgba(84,87,214,.25)}
.btn.primary:hover{background:var(--brand-dark);box-shadow:0 3px 12px rgba(84,87,214,.32)}
.btn.secondary{border-color:var(--line);background:#fff}
.btn.secondary:hover{background:#f5f6f8}
.btn.danger{color:var(--danger);border-color:var(--line);background:#fff}
.btn.danger:hover{background:#fdf1f1;border-color:#e5c9c9}
.session-list{display:grid;gap:10px;margin-top:16px}
.session{border:1px solid var(--line);border-radius:10px;padding:14px 16px;background:#fff;display:flex;align-items:center;justify-content:space-between;gap:14px}
.session strong{display:block;font-size:14px}
.session small{display:block;color:var(--muted);margin-top:3px}