/* LODESTAR 社区 · 独立子系统样式 */
:root{
  --cm-brand:#0f66d4; --cm-brand-2:#3f8ff5; --cm-ink:#1d2839; --cm-mut:#8a94a6;
  --cm-line:#e6ebf2; --cm-bg:#f6f8fc;
}
html.cm-body,body.cm-body{background:var(--cm-bg) !important;margin:0}
body.cm-body > header.hd{display:none !important}
body.cm-body > footer.ft{display:none !important}

/* 顶部导航 */
.cm-nav{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--cm-line)}
.cm-nav .in{max-width:1180px;margin:0 auto;display:flex;align-items:center;gap:22px;height:58px;padding:0 16px}
.cm-logo{display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--cm-ink)}
.cm-logo img{width:28px;height:28px;border-radius:8px}
.cm-logo b{font-size:16px;letter-spacing:2px;font-weight:800}
.cm-logo span{font-size:11px;color:var(--cm-mut);letter-spacing:1px;margin-left:2px}
.cm-links{display:flex;gap:20px;font-size:14px}
.cm-links a{color:#5a5f6b;text-decoration:none;padding:6px 2px;position:relative}
.cm-links a.on{color:var(--cm-brand);font-weight:700}
.cm-links a.on::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--cm-brand)}
.cm-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.cm-btn{height:34px;padding:0 16px;border-radius:17px;font-size:13px;display:inline-flex;align-items:center;text-decoration:none;border:1px solid var(--cm-line);background:#fff;color:var(--cm-ink);cursor:pointer}
.cm-btn.primary{background:linear-gradient(120deg,var(--cm-brand),var(--cm-brand-2));color:#fff;border:none;font-weight:700}
.cm-user{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:13px;color:var(--cm-ink)}
.cm-user img,.cm-user .av{width:28px;height:28px;border-radius:50%;object-fit:cover;background:linear-gradient(135deg,#4b9dff,#0f66d4);color:#fff;display:grid;place-items:center;font-size:12px;font-weight:700}
.cm-menu{position:absolute;top:64px;right:calc(max(16px,(100vw - 1180px)/2 + 16px));background:#fff;border:1px solid var(--cm-line);border-radius:14px;box-shadow:0 18px 44px rgba(16,32,64,.16);padding:8px;width:172px;display:none;z-index:90;transform-origin:top right;animation:cmPop .14s ease-out}
@keyframes cmPop{from{opacity:0;transform:translateY(-6px) scale(.98)}to{opacity:1;transform:none}}
.cm-menu::before{content:"";position:absolute;top:-6px;right:26px;width:12px;height:12px;background:#fff;border-left:1px solid var(--cm-line);border-top:1px solid var(--cm-line);transform:rotate(45deg)}
.cm-menu.on{display:block}
.cm-menu a{display:block;padding:9px 12px;border-radius:8px;color:var(--cm-ink);text-decoration:none;font-size:13px}
.cm-menu a:hover{background:#f5f8ff;color:var(--cm-brand)}

/* 通用容器 */
.cm-container{max-width:1180px;margin:0 auto;padding:22px 16px 80px}
.cm-h1{font-size:24px;font-weight:800;margin:0 0 6px}
.cm-sub{color:var(--cm-mut);font-size:13px;margin:0 0 20px}

/* 登录/注册卡片 */
.cm-auth{display:grid;grid-template-columns:1.05fr .95fr;min-height:calc(100vh - 58px)}
.cm-auth .art{background:linear-gradient(150deg,#0b1220,#12315a 60%,#0f3b2f);position:relative;overflow:hidden;color:#fff;padding:60px 56px;display:flex;flex-direction:column;justify-content:center}
.cm-auth .art::after{content:"";position:absolute;right:-120px;bottom:-140px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(75,157,255,.35),transparent 65%)}
.cm-auth .art h2{font-size:34px;line-height:1.3;margin:0 0 16px;position:relative}
.cm-auth .art p{color:#b8c6da;line-height:1.9;font-size:14.5px;max-width:26em;position:relative}
.cm-auth .art ul{margin:24px 0 0;padding:0;list-style:none;position:relative}
.cm-auth .art li{color:#cfe0f5;font-size:13.5px;line-height:2.1}
.cm-auth .art li::before{content:"·";color:#4b9dff;margin-right:8px;font-weight:900}
.cm-auth .form{display:flex;align-items:center;justify-content:center;padding:40px 24px;background:#fff}
.cm-auth .box{width:380px;max-width:100%}
.cm-auth h1{font-size:22px;margin:0 0 6px}
.cm-auth .tip{color:var(--cm-mut);font-size:13px;margin:0 0 24px}
.cm-auth .cm-tabs{display:flex;gap:24px;margin-bottom:18px;border-bottom:1px solid var(--cm-line)}
.cm-auth .cm-tab{padding:0 0 10px;font-size:15px;color:var(--cm-mut);cursor:pointer;border:none;background:none;position:relative}
.cm-auth .cm-tab.on{color:var(--cm-ink);font-weight:700}
.cm-auth .cm-tab.on::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--cm-brand)}
.cm-field{height:50px;border-radius:10px;background:#f5f6fa;display:flex;align-items:center;gap:10px;padding:0 14px;margin-bottom:12px}
.cm-field input{flex:1;border:none;background:none;outline:none;font-size:14px;color:var(--cm-ink)}
.cm-field .code-btn{color:var(--cm-brand);font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}
.cm-field .code-btn.dis{color:#b6bdc9;cursor:not-allowed}
.cm-submit{width:100%;height:48px;border-radius:24px;border:none;background:linear-gradient(120deg,var(--cm-brand),var(--cm-brand-2));color:#fff;font-size:16px;font-weight:700;cursor:pointer;margin-top:6px}
.cm-submit:disabled{background:#b9cdf5;cursor:not-allowed}
.cm-err{color:#ef4444;font-size:12.5px;min-height:18px;margin-top:8px}
.cm-ok{color:#12b981;font-size:12.5px;min-height:18px;margin-top:8px}
.cm-agree{display:flex;align-items:flex-start;gap:8px;font-size:12.5px;color:#5a5f6b;margin-top:14px;line-height:1.7}
.cm-agree input{margin-top:2px}
.cm-agree a{color:var(--cm-brand);text-decoration:none}
.cm-switch{margin-top:18px;font-size:13px;color:var(--cm-mut);text-align:center}
.cm-switch a{color:var(--cm-brand);text-decoration:none;font-weight:600}
@media(max-width:860px){
  .cm-auth{grid-template-columns:1fr}
  .cm-auth .art{display:none}
  .cm-auth .form{padding:40px 20px}
  .cm-links{display:none}
}