/* ============================================================
   认证页版式（后台登录 / 会员门户登录注册 / 开发者控制台）
   自带表单控件样式，不依赖后台组件表，明暗主题通用。
   ============================================================ */
body{overflow-x:hidden}
.login{display:flex;min-height:100vh}

/* ---------- 左侧品牌区 ---------- */
.hero{
  position:relative;flex:1.1;display:flex;flex-direction:column;justify-content:center;
  padding:56px 60px;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,var(--auth-1,#2b2f63) 0%,var(--auth-2,#4a3a86) 48%,var(--auth-3,#6d3f9e) 100%);
  box-shadow:inset 0 0 260px 70px rgba(10,10,32,.42);
}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(6px);opacity:.5}
.hero::before{width:420px;height:420px;background:radial-gradient(circle,#7b7dff,transparent 68%);top:-120px;right:-90px;animation:authfl 9s ease-in-out infinite}
.hero::after{width:360px;height:360px;background:radial-gradient(circle,#c86bff,transparent 68%);bottom:-120px;left:-70px;animation:authfl 11s ease-in-out infinite reverse}
@keyframes authfl{0%,100%{transform:translate(0,0)}50%{transform:translate(26px,-22px)}}
@media(prefers-reduced-motion:reduce){.hero::before,.hero::after{animation:none}}
.hero .inner{position:relative;z-index:2;max-width:470px}
.hero .mark{width:56px;height:56px;border-radius:17px;background:rgba(255,255,255,.16);backdrop-filter:blur(8px);display:grid;place-items:center;font-size:25px;font-weight:800;border:1px solid rgba(255,255,255,.24);margin-bottom:26px}
.hero h1{font-size:34px;font-weight:800;letter-spacing:-.5px;line-height:1.22;margin-bottom:14px}
.hero p{font-size:15px;line-height:1.75;color:rgba(255,255,255,.82);margin-bottom:32px}
.hero ul{list-style:none;display:flex;flex-direction:column;gap:15px}
.hero li{display:flex;align-items:center;gap:13px;font-size:14px;color:rgba(255,255,255,.9)}
.hero li .ic{width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.14);display:grid;place-items:center;flex-shrink:0;border:1px solid rgba(255,255,255,.16)}
.hero li .ic svg{width:17px;height:17px}
.hero .foot{position:relative;z-index:2;margin-top:44px;font-size:12.5px;color:rgba(255,255,255,.55)}

/* ---------- 右侧表单区 ---------- */
.form-side{flex:1;display:flex;align-items:center;justify-content:center;padding:40px 28px;background:var(--panel)}
.fbox{width:100%;max-width:382px}
.fbox.wide{max-width:452px}
.fbox .mobile-brand{display:none;text-align:center;margin-bottom:26px}
.fbox .mobile-brand .mark{width:52px;height:52px;border-radius:15px;margin:0 auto 12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;font-size:23px;font-weight:800}
.fbox h2{font-size:25px;font-weight:800;letter-spacing:-.4px;color:var(--text)}
.fbox .lead{color:var(--muted);font-size:13.5px;margin:7px 0 28px;line-height:1.6}

.fbox label{display:block;font-size:12.5px;font-weight:650;color:var(--text-2);margin:0 0 7px}
.fbox .req{color:var(--bad)}
.fbox .fi{position:relative;margin-bottom:17px}
.fbox .fi > .ico{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none;display:grid;place-items:center}
.fbox .fi input{
  width:100%;box-sizing:border-box;padding:13px 14px 13px 43px;font-size:14.5px;font-family:inherit;
  color:var(--text);background:var(--panel-2);border:1px solid var(--border);border-radius:12px;
  transition:border-color .16s,box-shadow .16s,background .16s;
}
.fbox .fi input:hover{border-color:var(--border-strong)}
.fbox .fi input:focus{outline:none;border-color:var(--brand);background:var(--panel);box-shadow:0 0 0 3.5px var(--brand-soft)}
.fbox .fi input::placeholder{color:var(--muted)}
.fbox .fi.plain input{padding-left:14px}
.fbox .fi .eye{
  position:absolute;right:8px;top:50%;transform:translateY(-50%);width:32px;height:32px;
  display:grid;place-items:center;border:0;border-radius:9px;background:transparent;color:var(--muted);cursor:pointer;
}
.fbox .fi .eye:hover{background:var(--panel-3);color:var(--text-2)}
.fbox .fi.has-eye input{padding-right:46px}
.fbox .row{display:flex;gap:12px}
.fbox .row>div{flex:1;min-width:0}
.fbox .hint{font-size:12px;color:var(--muted);margin:-11px 0 16px;line-height:1.6}

.fbox .ckr{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:550;color:var(--text-2);margin:-2px 0 18px;cursor:pointer;user-select:none}
.fbox .ckr input[type=checkbox]{-webkit-appearance:none;appearance:none;width:16px;height:16px;margin:0;flex:none;border:1px solid var(--border-strong);border-radius:5px;background:var(--panel-2);display:grid;place-items:center;cursor:pointer;transition:border-color .15s,background .15s,box-shadow .15s}
.fbox .ckr input[type=checkbox]:hover{border-color:var(--brand)}
.fbox .ckr input[type=checkbox]:focus-visible{outline:none;box-shadow:0 0 0 3px var(--brand-soft)}
.fbox .ckr input[type=checkbox]:checked{background:var(--brand);border-color:var(--brand)}
.fbox .ckr input[type=checkbox]:checked::after{content:"";width:9px;height:5px;border:2px solid #fff;border-top:0;border-right:0;transform:rotate(-45deg) translate(0,-1px)}

.fbox .err,.fbox .ok{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:12px;font-size:13px;font-weight:600;margin:2px 0 18px;line-height:1.55}
.fbox .err{background:var(--bad-soft);color:var(--bad);border:1px solid color-mix(in srgb,var(--bad) 22%,transparent)}
.fbox .ok{background:var(--ok-soft);color:var(--ok);border:1px solid color-mix(in srgb,var(--ok) 22%,transparent)}
.fbox .err svg,.fbox .ok svg{flex:none;margin-top:1px}
.fbox .err span{opacity:.82;font-weight:500}

.fbox .submit{
  width:100%;margin-top:6px;padding:14px;font-size:15px;font-weight:700;font-family:inherit;letter-spacing:.5px;
  color:#fff;background:linear-gradient(135deg,var(--brand),var(--brand-2));border:0;border-radius:12px;cursor:pointer;
  box-shadow:0 8px 22px color-mix(in srgb,var(--brand) 34%,transparent);transition:filter .16s,box-shadow .16s,transform .1s;
}
.fbox .submit:hover{filter:brightness(1.07);box-shadow:0 10px 26px color-mix(in srgb,var(--brand) 44%,transparent)}
.fbox .submit:active{transform:translateY(1px)}
.fbox .submit:disabled{background:var(--panel-3);color:var(--muted);box-shadow:none;cursor:not-allowed;filter:none}

.fbox .alt{text-align:center;font-size:13.5px;color:var(--muted);margin-top:20px}
.fbox .alt a{color:var(--brand);font-weight:650;text-decoration:none}
.fbox .alt a:hover{text-decoration:underline}
.fbox .tip{text-align:center;font-size:12px;color:var(--muted);margin-top:18px;line-height:1.7}
.fbox .tip a{color:var(--brand);text-decoration:none;font-weight:600}
.fbox .terms{font-size:12px;color:var(--muted);text-align:center;margin:14px 0 0;line-height:1.7}
.fbox .terms a{color:var(--brand);font-weight:600;text-decoration:none}

/* 主题切换（表单页右上角） */
.auth-theme{position:fixed;top:18px;right:18px;z-index:20;width:38px;height:38px;display:grid;place-items:center;
  border-radius:12px;border:1px solid var(--border);background:var(--panel);color:var(--text-2);cursor:pointer;box-shadow:var(--shadow-sm)}
.auth-theme:hover{border-color:var(--brand);color:var(--brand)}
.hero .auth-theme{border-color:rgba(255,255,255,.22);background:rgba(255,255,255,.14);color:#fff}

@media(max-width:900px){
  .hero{display:none}
  .fbox .mobile-brand{display:block}
  .form-side{background:var(--bg);background-image:var(--bg-grad);padding:34px 22px calc(34px + env(safe-area-inset-bottom))}
  .fbox{max-width:400px}
}
@media(max-width:420px){
  .fbox h2{font-size:22px}
  .fbox .row{display:block}
  .fbox .row>div{margin-bottom:0}
}

/* 手机端登录/注册：iOS Safari 聚焦字号小于 16px 的输入框会放大整页 */
@media(max-width:760px){
  .fbox input:not([type=checkbox]):not([type=radio]):not([type=hidden]),
  .fbox select,.fbox textarea{font-size:16px}
  .fbox .submit{min-height:48px}
}