/* OpenViking 认证页公共样式 */
:root{
  --bg:#f6f7f9; --card:#ffffff; --card2:#fafbfc; --border:#e5e7eb;
  --text:#111827; --muted:#6b7280; --accent:#4f46e5; --accent-hover:#4338ca;
  --danger:#dc2626; --ok:#16a34a; --warn:#d97706;
  --ring:rgba(79,70,229,.15);
  --shadow:0 1px 3px rgba(0,0,0,.04),0 12px 32px -12px rgba(0,0,0,.12);
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0d1117; --card:#161b22; --card2:#1c2129; --border:#30363d;
    --text:#e6edf3; --muted:#8b949e; --accent:#6366f1; --accent-hover:#818cf8;
    --ring:rgba(99,102,241,.22);
    --shadow:0 1px 3px rgba(0,0,0,.3),0 12px 32px -12px rgba(0,0,0,.6);
  }
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{min-height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--text);
  display:flex;align-items:center;justify-content:center;
  padding:24px; -webkit-font-smoothing:antialiased;
  position:relative; overflow-x:hidden;
}
.glow{position:fixed;border-radius:50%;filter:blur(80px);opacity:.5;pointer-events:none;z-index:0}
.g1{width:420px;height:420px;background:radial-gradient(circle,rgba(99,102,241,.35),transparent 70%);top:-140px;left:-120px}
.g2{width:380px;height:380px;background:radial-gradient(circle,rgba(168,85,247,.28),transparent 70%);bottom:-130px;right:-110px}
.wrap{position:relative;z-index:1;width:100%;max-width:400px}
.wrap.wide{max-width:960px}

.logo{
  width:52px;height:52px;border-radius:14px;
  background:linear-gradient(135deg,var(--accent),#a855f7);
  display:flex;align-items:center;justify-content:center;
  margin:0 auto 20px;box-shadow:0 8px 20px -6px rgba(79,70,229,.5);
}
.logo svg{width:28px;height:28px;fill:#fff}
h1{font-size:22px;font-weight:650;letter-spacing:-.02em;text-align:center;margin-bottom:6px}
.sub{font-size:13.5px;color:var(--muted);text-align:center;margin-bottom:28px;line-height:1.5}

.card{
  background:var(--card);border:1px solid var(--border);border-radius:16px;
  padding:28px 26px 24px;box-shadow:var(--shadow);
}
.card+.card{margin-top:16px}

.field{margin-bottom:16px}
label{display:block;font-size:13px;font-weight:520;margin-bottom:7px;color:var(--text)}
input,select,textarea{
  width:100%;height:42px;padding:0 13px;font-size:14.5px;font-family:inherit;
  color:var(--text);background:transparent;
  border:1px solid var(--border);border-radius:9px;
  transition:border-color .15s,box-shadow .15s;outline:none;
}
textarea{height:auto;min-height:70px;padding:11px 13px;resize:vertical;line-height:1.5}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3.5px var(--ring)}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:.65}
input:disabled{opacity:.55;cursor:not-allowed}
select{cursor:pointer;appearance:none;background-image:none}

.pw-wrap{position:relative}
.pw-wrap input{padding-right:44px}
.toggle{
  position:absolute;right:4px;top:4px;width:34px;height:34px;border:0;background:transparent;
  cursor:pointer;border-radius:7px;display:flex;align-items:center;justify-content:center;
  color:var(--muted);transition:background .15s,color .15s;
}
.toggle:hover{background:rgba(127,127,127,.1);color:var(--text)}
.toggle svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}

.row{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:2px 0 20px;font-size:13px;color:var(--muted)}
.cb{display:flex;align-items:center;gap:8px;margin:0;font-weight:400;color:var(--muted);cursor:pointer;font-size:13px}
.cb input{width:15px;height:15px;accent-color:var(--accent);cursor:pointer;flex:none;height:15px;padding:0}

.link{color:var(--accent);text-decoration:none;font-size:13px;font-weight:500}
.link:hover{text-decoration:underline;color:var(--accent-hover)}

button[type=submit]{
  width:100%;height:43px;font-size:14.5px;font-weight:560;font-family:inherit;
  color:#fff;background:var(--accent);border:0;border-radius:9px;cursor:pointer;
  transition:background .15s,transform .08s;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
button[type=submit]:hover{background:var(--accent-hover)}
button[type=submit]:active{transform:scale(.985)}
button[type=submit]:disabled{opacity:.65;cursor:not-allowed}

.ghost{
  display:flex;align-items:center;justify-content:center;width:100%;height:43px;
  font-size:14.5px;font-weight:540;color:var(--text);text-decoration:none;
  background:transparent;border:1px solid var(--border);border-radius:9px;
  transition:background .15s,border-color .15s;
}
.ghost:hover{background:var(--card2);border-color:var(--accent);color:var(--accent)}

.spinner{width:15px;height:15px;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:none}
@keyframes spin{to{transform:rotate(360deg)}}
.loading .spinner{display:block}

.alert{
  display:none;align-items:flex-start;gap:8px;font-size:13px;line-height:1.5;
  border-radius:9px;padding:10px 12px;margin-bottom:16px;
}
.alert.show{display:flex;animation:fade .25s}
.alert svg{width:15px;height:15px;flex:none;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin-top:1px}
.err{color:var(--danger);background:rgba(220,38,38,.08);border:1px solid rgba(220,38,38,.22)}
.err.shake{animation:shake .35s}
.ok{color:var(--ok);background:rgba(22,163,74,.08);border:1px solid rgba(22,163,74,.22)}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
@keyframes fade{from{opacity:0;transform:translateY(-3px)}to{opacity:1;transform:none}}

.divider{display:flex;align-items:center;gap:12px;margin:22px 0 16px;color:var(--muted);font-size:12px}
.divider::before,.divider::after{content:"";flex:1;height:1px;background:var(--border)}

.foot{text-align:center;font-size:12px;color:var(--muted);margin-top:20px;line-height:1.7}
.foot code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11.5px;background:rgba(127,127,127,.12);padding:2px 6px;border-radius:5px}
.foot a{color:var(--accent);text-decoration:none}

.hint{font-size:12px;color:var(--muted);margin-top:7px;line-height:1.5}
.req{color:var(--danger)}

/* 管理台 */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{
  text-align:left;font-size:12px;font-weight:600;color:var(--muted);
  text-transform:uppercase;letter-spacing:.04em;
  padding:9px 10px;border-bottom:1px solid var(--border);white-space:nowrap;
}
.tbl td{padding:13px 10px;border-bottom:1px solid var(--border);vertical-align:top}
.tbl tr:last-child td{border-bottom:0}
.tbl tr:hover td{background:var(--card2)}
.un{font-weight:560;margin-bottom:2px}
.em{font-size:12px;color:var(--muted);line-height:1.5}
.bdg{display:inline-block;font-size:11.5px;font-weight:560;padding:2px 8px;border-radius:20px;white-space:nowrap}
.acts{display:flex;flex-wrap:wrap;gap:6px}
.af{display:inline}
.af button{
  height:29px;padding:0 10px;font-size:12.5px;font-family:inherit;font-weight:520;
  background:transparent;border:1px solid var(--border);border-radius:7px;
  cursor:pointer;transition:background .15s,opacity .15s;white-space:nowrap;
}
.af button:hover{background:rgba(127,127,127,.1)}
.empty{text-align:center;color:var(--muted);padding:36px 0!important;font-size:13px}

.stats{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px}
.stat{flex:1;min-width:110px;background:var(--card2);border:1px solid var(--border);border-radius:11px;padding:13px 15px}
.stat b{display:block;font-size:22px;font-weight:650;line-height:1.2}
.stat span{font-size:12px;color:var(--muted)}

.topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:20px;flex-wrap:wrap}
.topbar .who{font-size:13.5px;color:var(--muted)}
.topbar .who b{color:var(--text)}
.navlink{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--accent);text-decoration:none;font-weight:520}
.navlink:hover{text-decoration:underline}

.tabs{display:flex;gap:4px;margin-bottom:18px;border-bottom:1px solid var(--border);flex-wrap:wrap}
.tab{
  padding:9px 14px;font-size:13.5px;color:var(--muted);text-decoration:none;
  border-bottom:2px solid transparent;margin-bottom:-1px;font-weight:520;
}
.tab:hover{color:var(--text)}
.tab.active{color:var(--accent);border-bottom-color:var(--accent)}

@media (max-width:720px){
  body{align-items:flex-start;padding:18px 14px 32px}
  .card{padding:22px 18px 20px}
  .tbl thead{display:none}
  .tbl tr{display:block;border:1px solid var(--border);border-radius:11px;margin-bottom:10px;padding:12px}
  .tbl td{display:block;border:0;padding:4px 0}
}