.auth-gate{
  --auth-bg:#000;
  --auth-surface:#111319;
  --auth-surface-hi:#161923;
  --auth-border:rgba(255,255,255,.08);
  --auth-border-strong:rgba(255,255,255,.16);
  --auth-text-1:#f4f5f7;
  --auth-text-2:rgba(244,245,247,.56);
  --auth-text-3:rgba(244,245,247,.34);
  --auth-blue:#6ea8fe;
  --auth-teal:#7de2d1;
  --auth-orange:#ff8b3d;
  --auth-ease:cubic-bezier(.16,.8,.24,1);
  --auth-ease-soft:cubic-bezier(.22,.61,.36,1);
  --auth-rank-gap:10px;
  --auth-row-h:clamp(27px,4.8vh,42px);
  position:fixed;
  inset:0;
  z-index:100;
  overflow:hidden;
  padding:0;
  color:var(--auth-text-1);
  background:var(--auth-bg);
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro SC","PingFang SC","Segoe UI","Microsoft YaHei",Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  isolation:isolate;
}
.auth-gate *{box-sizing:border-box}
.auth-gate.hidden{display:none}
.auth-data-field{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
.stage{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.24fr) 1px minmax(380px,1fr);
  width:100%;
  height:100%;
  min-height:577px;
  background:#000;
}
.stage::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 22%,rgba(255,255,255,.55),transparent),
    radial-gradient(1.2px 1.2px at 28% 68%,rgba(255,255,255,.4),transparent),
    radial-gradient(1px 1px at 8% 82%,rgba(255,255,255,.35),transparent),
    radial-gradient(1.6px 1.6px at 40% 14%,rgba(180,205,255,.5),transparent),
    radial-gradient(1px 1px at 63% 30%,rgba(255,255,255,.35),transparent),
    radial-gradient(1.3px 1.3px at 78% 62%,rgba(255,255,255,.45),transparent),
    radial-gradient(1.1px 1.1px at 90% 20%,rgba(180,205,255,.4),transparent),
    radial-gradient(1px 1px at 55% 82%,rgba(255,255,255,.3),transparent),
    radial-gradient(1.5px 1.5px at 85% 88%,rgba(255,255,255,.4),transparent),
    radial-gradient(1px 1px at 33% 44%,rgba(255,255,255,.28),transparent),
    radial-gradient(1.2px 1.2px at 70% 10%,rgba(255,255,255,.4),transparent),
    radial-gradient(1px 1px at 18% 50%,rgba(255,255,255,.3),transparent);
  background-repeat:no-repeat;
  animation:authStarTwinkle 6s ease-in-out infinite alternate;
}
@keyframes authStarTwinkle{0%{opacity:.55}100%{opacity:1}}
.visual-panel,.login-panel,.divider{z-index:1}
.divider{
  position:relative;
  align-self:stretch;
  margin:clamp(28px,7vh,72px) 0;
  background:linear-gradient(to bottom,transparent,var(--auth-border-strong) 18%,var(--auth-border-strong) 82%,transparent);
}
.divider::before{
  content:"";
  position:absolute;
  top:0;
  left:50%;
  width:60px;
  height:100%;
  transform:translateX(-50%);
  background:linear-gradient(to bottom,transparent,rgba(110,168,254,.08) 40%,rgba(110,168,254,.08) 60%,transparent);
  filter:blur(14px);
  pointer-events:none;
}
.visual-panel{
  position:relative;
  min-width:0;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:clamp(20px,4.6vh,56px) clamp(32px,6vw,84px);
  overflow:hidden;
}
.visual-inner{
  position:relative;
  width:100%;
  max-width:clamp(400px,30vw,510px);
  display:flex;
  flex-direction:column;
  gap:clamp(12px,2.6vh,22px);
  opacity:.96;
}
.enter{animation:authFadeUp .8s var(--auth-ease-soft) both}
@keyframes authFadeUp{0%{opacity:0;transform:translateY(8px)}100%{opacity:1;transform:translateY(0)}}
.kicker{display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--auth-text-3);font-weight:500}
.kicker-dot{width:6px;height:6px;border-radius:50%;background:var(--auth-teal);box-shadow:0 0 0 0 rgba(125,226,209,.5);animation:authDotPulse 2.4s ease-in-out infinite}
@keyframes authDotPulse{0%,100%{box-shadow:0 0 0 0 rgba(125,226,209,.35)}50%{box-shadow:0 0 0 6px rgba(125,226,209,0)}}
.search-box{display:flex;align-items:center;gap:12px;height:clamp(44px,6.6vh,52px);padding:0 20px;border-radius:14px;background:var(--auth-surface);border:1px solid var(--auth-border);box-shadow:inset 0 1px 0 rgba(255,255,255,.03),0 12px 30px -18px rgba(0,0,0,.6)}
.search-icon{flex:0 0 auto;width:16px;height:16px;position:relative;opacity:.5}
.search-icon::before{content:"";position:absolute;left:0;top:0;width:11px;height:11px;border-radius:50%;border:1.6px solid var(--auth-text-2)}
.search-icon::after{content:"";position:absolute;left:9px;top:9px;width:6px;height:1.6px;background:var(--auth-text-2);transform:rotate(45deg);transform-origin:left center}
.search-text{flex:1 1 auto;min-width:0;font-size:15px;color:var(--auth-text-1);letter-spacing:.01em;white-space:nowrap;overflow:hidden}
.search-cursor{display:inline-block;width:2px;height:1.05em;margin-left:2px;vertical-align:-2px;background:var(--auth-blue);box-shadow:0 0 8px rgba(110,168,254,.7);animation:authBlink 1s steps(1) infinite}
@keyframes authBlink{0%,49%{opacity:1}50%,100%{opacity:0}}
.search-suggest{display:flex;align-items:baseline;gap:8px;font-size:12px;color:var(--auth-text-3);letter-spacing:.01em;padding:0 2px}
.search-suggest .ss-label{flex:0 0 auto}
.search-suggest .ss-terms{color:var(--auth-text-2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.leaderboard-card{border-radius:18px;border:1px solid var(--auth-border);background:linear-gradient(180deg,rgba(255,255,255,.025),rgba(255,255,255,0) 45%),var(--auth-surface);box-shadow:inset 0 1px 0 rgba(255,255,255,.03),0 20px 40px -28px rgba(0,0,0,.65);padding:clamp(12px,2.2vh,20px) clamp(14px,2vw,20px)}
.rank-readout{display:flex;align-items:center;gap:var(--auth-rank-gap);margin-bottom:10px}
.rank-label{font-size:13px;color:var(--auth-text-3);letter-spacing:.04em}
.rank-number-wrap{display:flex;align-items:center;gap:var(--auth-rank-gap)}
.rank-window{position:relative;font-size:clamp(26px,4.6vh,36px);height:1.32em;line-height:1.32em;min-width:1ch;overflow:visible}
.rank-digit{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;line-height:1;font-size:1em;font-weight:650;font-variant-numeric:tabular-nums;text-align:center;color:var(--auth-text-1);letter-spacing:-.01em;transform:translateY(0);opacity:1}
.rank-digit.is-leaving{animation:authRankOut .28s cubic-bezier(.6,0,.2,1) forwards;pointer-events:none}
.rank-digit.is-entering{animation:authRankIn .28s cubic-bezier(.6,0,.2,1) forwards}
@keyframes authRankOut{0%{transform:translateY(0);opacity:1}100%{transform:translateY(-6px);opacity:0}}
@keyframes authRankIn{0%{transform:translateY(6px);opacity:0}100%{transform:translateY(0);opacity:1}}
.rank-suffix{font-size:14px;color:var(--auth-text-2);letter-spacing:.02em}
.rank-number-wrap.is-top .rank-digit{color:var(--auth-orange);text-shadow:0 0 22px rgba(255,139,61,.45)}
.leaderboard{display:flex;gap:10px;width:80%;height:calc(8 * var(--auth-row-h) + 4px)}
.rank-axis{flex:0 0 auto;width:16px;display:flex;flex-direction:column}
.rank-axis span{height:var(--auth-row-h);display:flex;align-items:center;justify-content:center;font-size:11px;color:var(--auth-text-3);font-variant-numeric:tabular-nums}
.bars{position:relative;flex:1 1 auto;min-width:0;height:100%;overflow:hidden}
.bar-row{position:absolute;left:0;right:0;top:0;height:var(--auth-row-h);display:flex;align-items:center;gap:10px;transition:transform .55s var(--auth-ease);will-change:transform}
.bar-meta{flex:0 0 clamp(60px,5.6vw,84px);min-width:0;font-size:11px;color:var(--auth-text-3);letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-track{position:relative;flex:1 1 auto;height:8px;border-radius:5px;background:rgba(255,255,255,.05);overflow:hidden}
.bar-fill{position:absolute;left:0;top:0;bottom:0;border-radius:5px;background:rgba(244,245,247,.16);transition:width .55s var(--auth-ease),background .55s var(--auth-ease),box-shadow .55s var(--auth-ease)}
.row-brand{z-index:2}
.row-brand .bar-track{height:12px;background:rgba(255,255,255,.06)}
.row-brand .bar-fill{box-shadow:0 0 18px -2px rgba(110,168,254,.5)}
.brand-meta{color:var(--auth-text-1);font-weight:600;overflow:visible;text-align:left}
.row-brand.is-first .brand-meta{color:var(--auth-orange)}
.stat-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--auth-text-3);letter-spacing:.01em}
.stat-line b{color:var(--auth-teal);font-weight:600}
.stat-line .hit{color:var(--auth-orange);font-weight:600}
.stat-sep{color:var(--auth-text-3);opacity:.5}
.tagline{font-size:14px;color:var(--auth-text-2);letter-spacing:.01em}
.tagline b{color:var(--auth-text-1);font-weight:600}
.tagline em{font-style:normal;color:var(--auth-orange);font-weight:600}
.login-panel{position:relative;min-width:0;display:flex;align-items:center;justify-content:center;padding:clamp(20px,5vh,60px) clamp(30px,4vw,64px)}
.login-inner{width:100%;max-width:clamp(330px,24vw,420px);transition:opacity .36s ease,transform .5s cubic-bezier(.22,.75,.22,1),filter .4s ease}
.brand-row{display:flex;align-items:center;gap:11px;margin-bottom:20px}
.brand-mark{width:34px;height:34px;border-radius:9px;flex:0 0 auto;overflow:hidden;box-shadow:0 6px 16px -8px rgba(0,0,0,.7)}
.brand-mark img{width:100%;height:100%;display:block;object-fit:cover}
.brand-name{font-size:15px;font-weight:600;letter-spacing:.01em;color:var(--auth-text-1)}
.auth-card h1{margin:0 0 6px;font-size:clamp(24px,4.2vh,30px);font-weight:650;letter-spacing:-.01em;line-height:1.2}
.auth-card .subtitle{margin:0 0 40px;font-size:14px;color:var(--auth-text-2);letter-spacing:.01em}
.field{margin-bottom:16px}
.field label{display:block;font-size:12px;color:var(--auth-text-3);letter-spacing:.03em}
.field label>span{display:block;margin-bottom:8px}
.field input,.account-form input,.password-form input{width:100%;box-sizing:border-box;border:1px solid #2a3442;border-radius:9px;background:#111822;color:#f5f7fb;padding:12px 13px;font:inherit;outline:none}
.field input{height:48px;padding:0 15px;border-radius:10px;background:var(--auth-surface);border:1px solid var(--auth-border);color:var(--auth-text-1);font-size:14px;font-family:inherit;transition:border-color .25s var(--auth-ease),box-shadow .25s var(--auth-ease),background .25s var(--auth-ease)}
.field input::placeholder{color:var(--auth-text-3)}
.field input:hover{border-color:var(--auth-border-strong)}
.field input:focus{border-color:rgba(110,168,254,.55);background:var(--auth-surface-hi);box-shadow:0 0 0 3px rgba(110,168,254,.12)}
.account-form label,.password-form label{display:grid;gap:8px;color:#aab5c5;font-size:13px;font-weight:590}
.account-form input:focus,.password-form input:focus{border-color:#72aeff;box-shadow:0 0 0 3px #4f9fff1a}
.auth-submit{position:relative;width:100%;height:50px;margin-top:28px;border:1px solid rgba(255,255,255,.1);border-radius:11px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:9px;background:linear-gradient(155deg,#24262c 0%,#131418 55%,#0c0d10 100%);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 14px 28px -16px rgba(0,0,0,.75);overflow:hidden;isolation:isolate;font:inherit}
.auth-submit .btn-dot{width:7px;height:7px;border-radius:50%;background:var(--auth-blue);box-shadow:0 0 10px 1px rgba(110,168,254,.7);flex:0 0 auto}
.auth-submit .btn-text{font-size:14.5px;font-weight:600;letter-spacing:.02em;color:#f4f5f7}
.auth-submit:hover{border-color:rgba(255,255,255,.16)}
.auth-submit:focus-visible{outline:2px solid var(--auth-blue);outline-offset:3px}
.auth-submit:active{transform:translateY(1px)}
.auth-local-note{display:block;margin:clamp(18px,4.6vh,30px) 0 0;font-size:12px;color:var(--auth-text-3);text-align:center;letter-spacing:.02em}
.auth-card .auth-error{margin-top:12px}
.auth-error{border:1px solid #71333a;background:#2b1418;color:#f3aab2;border-radius:7px;padding:10px 12px;font-size:13px}
.auth-gate.auth-success .auth-card{opacity:0;transform:scale(.96);filter:blur(8px)}
.auth-gate.auth-success .visual-inner{opacity:0;transform:scale(.98);filter:blur(7px);transition:opacity .36s ease,transform .5s var(--auth-ease),filter .4s ease}
@media(prefers-reduced-motion:reduce){
  .stage::after,.kicker-dot,.search-cursor{animation:none!important}
  .search-cursor{opacity:0!important}
  .enter{animation:none!important;opacity:1!important;transform:none!important}
  .rank-digit,.bar-row,.bar-fill,.auth-card{transition:none!important;animation:none!important}
}
@media(max-height:650px) and (min-width:901px){
  .visual-panel{padding-top:14px;padding-bottom:14px}
  .visual-inner{gap:10px;max-width:450px}
  .leaderboard-card{padding-top:10px;padding-bottom:10px}
  .auth-card .subtitle{margin-bottom:24px}
  .auth-submit{margin-top:18px}
  .auth-local-note{margin-top:16px}
}
@media(max-width:900px){
  .stage{display:flex;flex-direction:column;overflow-y:auto;height:auto;min-height:100%}
  .divider{width:auto;height:1px;align-self:stretch;margin:0 clamp(28px,7vw,72px);background:linear-gradient(to right,transparent,var(--auth-border-strong),transparent)}
  .divider::before{display:none}
  .visual-panel{min-height:460px}
  .login-panel{padding-top:clamp(32px,6vh,56px);padding-bottom:clamp(32px,6vh,56px)}
}

/* 账号管理与修改口令仍由工作台复用，不属于登录页视觉移植范围。 */
.account-button{border:0;border-radius:7px;background:#111925;color:#dce4ef;padding:8px 10px;cursor:pointer}.account-button:hover{background:#192438}.accounts-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(280px,.7fr);gap:16px}.accounts-list{display:grid;gap:10px}.account-row{display:grid;grid-template-columns:1fr auto;gap:14px;align-items:center;border:1px solid #dce2ea;border-radius:9px;padding:15px;background:#fff}.account-row h3{margin:0 0 4px;font-size:16px}.account-row p{margin:0;color:#738094;font-size:13px}.account-row-actions{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.account-state{display:inline-flex;margin-left:8px;border-radius:999px;padding:2px 8px;background:#eaf0fb;color:#344d7a;font-size:11px}.account-state.disabled{background:#f3e9ea;color:#8b424b}.account-form,.password-form{display:grid;gap:13px}.account-note{border-left:3px solid #78a0ff;background:#f4f7fb;padding:11px 13px;color:#56657a;font-size:13px;line-height:1.6}.account-danger{color:#a64450}
@media(max-width:900px){.accounts-layout{grid-template-columns:1fr}.account-row{grid-template-columns:1fr}.account-row-actions{justify-content:flex-start}}
@media(max-width:760px){.topbar{gap:8px}.company{min-width:0;flex:1}.company b{font-size:12px;line-height:1.35}.top-actions{flex:0 0 auto}.top-actions .health{display:none}.account-button,.top-actions .text-button{white-space:nowrap}}