@charset "UTF-8";
/* ==========================================================================
   华博会 · 民藏备案管理系统 —— 登录页专用样式
   说明：本页是独立系统页（不加载门户的 style.css），故自带基础重置。
        路径约定：本文件位于 assets/css/，引用图片请使用 ../img/xxx.jpg
   ========================================================================== */

:root{
  --red:#A61B29; --red-dark:#7E1420; --red-deep:#43090F;
  --gold:#C9A252; --gold-light:#E3C888;
  --ink:#211D18; --muted:#6B635A; --muted-2:#8A8177;
  --paper:#FAF7F2; --card:#FFFFFF; --line:#E8E0D4; --field:#FCFAF7;
  --serif:"Songti SC","STSong","Noto Serif SC","SimSun",serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--paper);
  font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
[hidden]{display:none !important}

/* ---------------- 整体两栏布局 ---------------- */
.lw{min-height:100vh;display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr)}

/* ---------------- 左：品牌介绍侧 ---------------- */
.lw-brand{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(150deg,#8A1725 0%,#6B101C 46%,var(--red-deep) 100%);
  padding:clamp(30px,4.4vw,64px);
  display:flex;flex-direction:column;justify-content:space-between;
  gap:clamp(26px,4vw,46px);
}
.lw-brand::before{
  content:"";position:absolute;width:520px;height:520px;right:-190px;top:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(201,162,82,.32),rgba(201,162,82,0) 68%);
}
.lw-brand::after{
  content:"";position:absolute;width:430px;height:430px;left:-170px;bottom:-180px;border-radius:50%;
  background:radial-gradient(circle,rgba(166,27,41,.55),rgba(166,27,41,0) 70%);
}
.lw-brand > *{position:relative;z-index:1}

.lb-logo{display:inline-flex;align-items:center;gap:14px}
.lb-logo img{
  width:54px;height:54px;border-radius:12px;background:#fff;padding:4px;
  box-shadow:0 10px 24px -12px rgba(0,0,0,.55);
}
.lb-name{font-family:var(--serif);font-size:24px;letter-spacing:4px;line-height:1.1;font-weight:600}
.lb-en{display:block;font-family:var(--sans);font-size:10.5px;letter-spacing:2px;color:var(--gold-light);margin-top:5px}

.lw-brand h1{
  font-family:var(--serif);font-weight:600;letter-spacing:3px;
  font-size:clamp(26px,3vw,38px);line-height:1.28;margin:clamp(26px,3.4vw,42px) 0 0;
}
.lb-sub{margin:12px 0 0;color:rgba(255,255,255,.74);font-size:15px;letter-spacing:1px}

.lb-points{list-style:none;margin:clamp(24px,3vw,36px) 0 0;padding:0;display:grid;gap:16px}
.lb-points li{position:relative;padding-left:18px;color:rgba(255,255,255,.82);font-size:14.5px;line-height:1.75}
.lb-points li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 3px rgba(201,162,82,.22);
}
.lb-points li b{color:#fff;font-weight:600;margin-right:8px}

.lb-qrwrap{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
/* 小程序码成品图：套一层白底圆角，在深红背景上做静默区 */
.lb-qr img{
  width:150px;height:150px;display:block;border-radius:12px;background:#fff;padding:6px;
  box-shadow:0 14px 30px -16px rgba(0,0,0,.6);
}
.lb-qrtext strong{display:block;font-size:15.5px;letter-spacing:1px;color:#fff;margin-bottom:6px}
.lb-qrtext span{font-size:13.5px;line-height:1.75;color:rgba(255,255,255,.7)}

.lb-meta{
  display:flex;flex-wrap:wrap;gap:8px 22px;font-size:13px;color:rgba(255,255,255,.6);
  border-top:1px solid rgba(255,255,255,.14);padding-top:18px;
}
.lb-meta a{color:var(--gold-light);border-bottom:1px solid rgba(227,200,136,.4)}

/* ---------------- 右：登录面板 ---------------- */
.lw-panel{
  background:var(--paper);padding:clamp(24px,4vw,56px);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
}
.lp-brandbar,.lp-qrwrap{display:none}

.lc{
  width:100%;max-width:432px;background:var(--card);border-radius:16px;
  padding:clamp(24px,3vw,38px);
  box-shadow:0 30px 64px -34px rgba(33,29,24,.5),0 0 0 1px rgba(232,224,212,.7);
}

/* 登录 / 注册 切换 */
.lc-tabs{display:flex;gap:6px;background:#F2EBE2;border-radius:10px;padding:4px;margin-bottom:24px}
.lc-tabs button{
  flex:1;border:0;background:transparent;padding:10px 6px;border-radius:8px;
  font-size:15px;letter-spacing:1px;color:var(--muted);cursor:pointer;
  transition:background .2s,color .2s,box-shadow .2s;
}
.lc-tabs button:hover{color:var(--red)}
.lc-tabs button.on{background:#fff;color:var(--red);font-weight:600;box-shadow:0 2px 10px -4px rgba(33,29,24,.3)}

.lc-form{display:flex;flex-direction:column;margin:0}
.lc-form h2{
  font-family:var(--serif);font-size:22px;font-weight:600;letter-spacing:2px;
  margin:0 0 8px;color:var(--ink);
}
.lc-desc{margin:0 0 22px;font-size:13.5px;line-height:1.75;color:var(--muted)}

.fld{display:block;margin-bottom:16px}
.fld > span{display:block;font-size:13.5px;color:var(--muted);margin-bottom:7px;letter-spacing:.5px}
.fld input{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:9px;
  background:var(--field);font-size:15px;color:var(--ink);outline:none;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.fld input::placeholder{color:#B6ADA2}
.fld input:focus{border-color:var(--red);background:#fff;box-shadow:0 0 0 3px rgba(166,27,41,.1)}

.lc-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:2px 0 20px;font-size:13.5px}
.chk{display:inline-flex;align-items:center;gap:7px;color:var(--muted);cursor:pointer}
.chk input{width:15px;height:15px;accent-color:var(--red)}
.lc-row a{color:var(--red)}
.lc-row a:hover{text-decoration:underline}

.lc-submit{
  width:100%;height:48px;border:0;border-radius:9px;cursor:pointer;
  background:linear-gradient(135deg,#B01F2E,var(--red-dark));color:#fff;
  font-size:16px;letter-spacing:4px;font-weight:600;
  box-shadow:0 14px 26px -14px rgba(166,27,41,.95);
  transition:transform .18s,box-shadow .18s,filter .18s;
}
.lc-submit:hover{filter:brightness(1.06);transform:translateY(-1px);box-shadow:0 18px 30px -14px rgba(166,27,41,1)}
.lc-submit:active{transform:translateY(0)}

/* 建设中提示 */
.lc-tip{
  margin-top:18px;padding:14px 16px;border-radius:10px;
  background:#FDF5F4;border:1px solid #F0D6D3;
}
.lc-tip strong{display:block;color:var(--red);font-size:15px;letter-spacing:1px;margin-bottom:6px}
.lc-tip p{margin:0;font-size:13px;line-height:1.8;color:var(--muted)}
.lc-tip a{color:var(--red);font-weight:600}

.lc-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:24px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--muted-2);
}
.lc-foot a{color:var(--muted)}
.lc-foot a:hover{color:var(--red)}

/* ---------------- 窄屏：收成单栏 ---------------- */
@media (max-width:980px){
  .lw{grid-template-columns:1fr}
  .lw-brand{display:none}
  .lw-panel{justify-content:flex-start;padding:clamp(20px,5vw,32px)}

  .lp-brandbar{
    display:flex;align-items:center;gap:12px;width:100%;max-width:432px;margin-bottom:20px;
    font-family:var(--serif);font-size:16px;letter-spacing:2px;color:var(--red-dark);
  }
  .lp-brandbar img{width:40px;height:40px;border-radius:9px;background:#fff;padding:3px}

  .lp-qrwrap{
    display:flex;align-items:center;gap:14px;width:100%;max-width:432px;margin-top:20px;
    padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:12px;
  }
  /* 手机端的小程序码：卡片内左侧缩略图 */
  .lp-qrwrap img.sm{
    width:80px;height:80px;flex:none;display:block;border-radius:9px;background:#fff;padding:4px;
    border:1px solid var(--line);
  }
  .lp-qrtext strong{display:block;font-size:14.5px;color:var(--ink);letter-spacing:.5px}
  .lp-qrtext span{font-size:12.5px;color:var(--muted)}
}

@media (max-width:420px){
  .lc-tabs button{font-size:14px}
  .lc-foot{font-size:12.5px}
}