/* ============================================================
   添康登录页 · 国风新中式增强版
   login-enhanced.css
   ============================================================ */

/* ========== 整体布局 ========== */
#login-view{
  display:flex;
  min-height:100vh;
  background:var(--bg);
}

/* ========== 左侧艺术面板 ========== */
.login-art{
  flex:1.2;
  position:relative;
  overflow:hidden;
  display:flex;
  flex-direction:column;
  background:#f6f1e7;
}

/* 宣纸纹理 */
.paper-texture{
  position:absolute;
  inset:0;
  background-image:
    radial-gradient(ellipse at 20% 30%, rgba(212,184,122,0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(166,61,47,0.03) 0%, transparent 50%);
  pointer-events:none;
  z-index:1;
}

/* 水墨背景图 */
.ink-bg{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:contain;
  object-position:center;
  z-index:0;
  background:#f0ebe0;
}
.ink-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(246,241,231,0.03) 0%, rgba(246,241,231,0.02) 40%, rgba(246,241,231,0.03) 100%);
  z-index:1;
}



/* 顶部品牌 */
.la-brand{
  position:absolute;
  top:40px;
  left:50px;
  z-index:10;
  display:flex;
  flex-direction:column;
  gap:6px;
}
.brand-cn{
  color:#4a4238;
  font-family:var(--serif);
  font-size:18px;
  letter-spacing:0.6em;
  font-weight:500;
}
.brand-en{
  color:#8a7f6e;
  font-size:10px;
  letter-spacing:0.4em;
  text-transform:uppercase;
}

/* 中心Logo和标题 */
.la-center{
  display:none;
}

/* Logo印章效果 */
.logo-seal{
  position:relative;
  width:180px;
  height:180px;
  margin-bottom:30px;
}
.logo-seal img{
  width:100%;
  height:100%;
  border-radius:50%;
  box-shadow:
    0 0 0 3px rgba(169,133,62,0.4),
    0 0 0 8px rgba(169,133,62,0.15),
    0 15px 40px rgba(60,45,20,0.25);
}
.seal-ring{
  position:absolute;
  inset:-15px;
  border:1px solid rgba(169,133,62,0.4);
  border-radius:50%;
  animation:rotate 30s linear infinite;
}
.seal-ring::before{
  content:"";
  position:absolute;
  top:-3px;
  left:50%;
  transform:translateX(-50%);
  width:6px;
  height:6px;
  background:var(--gold);
  border-radius:50%;
}
@keyframes rotate{
  from{transform:rotate(0deg)}
  to{transform:rotate(360deg)}
}

/* 标题 */
.la-title{
  font-family:"STXingkai","华文行楷","STKaiti","楷体",serif;
  font-size:84px;
  letter-spacing:0.15em;
  margin:0;
  padding:0 20px;
  font-weight:700;
  background:linear-gradient(180deg, #f0d89a 0%, #d4af5a 40%, #b8923e 70%, #9a7a2e 100%);
  -webkit-background-clip:text;
  background-clip:text;
  -webkit-text-fill-color:transparent;
  -webkit-text-stroke:1px #2a1f10;
  text-stroke:1px #2a1f10;
  filter:drop-shadow(0 3px 6px rgba(0,0,0,0.35)) drop-shadow(0 0 12px rgba(212,175,90,0.4));
  position:relative;
}
.la-title::before{
  content:"";
  position:absolute;
  left:-10px;
  right:-10px;
  top:50%;
  transform:translateY(-50%);
  height:60%;
  background:linear-gradient(90deg, transparent, rgba(246,241,231,0.2), transparent);
  border-radius:4px;
  z-index:-1;
  filter:blur(4px);
}

/* 分隔线 */
.la-divider{
  display:flex;
  align-items:center;
  gap:16px;
  margin:24px 0;
}
.la-divider .line{
  width:60px;
  height:1px;
  background:linear-gradient(90deg, transparent, var(--gold), transparent);
}
.la-divider .diamond{
  color:var(--gold);
  font-size:10px;
}

/* 标语 */
.la-slogan{
  color:#5a5248;
  font-size:18px;
  letter-spacing:0.6em;
  font-family:var(--serif);
  padding-left:0.6em; /* 抵消字间距 */
}

/* 竖排装饰文字 */
.vertical-text{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  writing-mode:vertical-rl;
  text-orientation:upright;
  z-index:10;
  font-family:var(--kai);
  font-size:22px;
  letter-spacing:0.4em;
  color:rgba(74,66,56,0.7);
  font-weight:500;
}
.vertical-text.left{
  left:35px;
}
.vertical-text.right{
  right:35px;
}

/* 底部落款 */
.la-footer{
  position:absolute;
  bottom:30px;
  left:40px;
  right:auto;
  display:flex;
  align-items:center;
  justify-content:flex-start;
  gap:20px;
  z-index:10;
}
.footer-seal{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:52px;
  height:52px;
  border:2px solid var(--cinnabar);
  border-radius:4px;
  color:var(--cinnabar);
  font-family:var(--kai);
  font-size:14px;
  letter-spacing:0.1em;
  background:rgba(166,61,47,0.08);
  transform:rotate(-5deg);
  line-height:1.2;
  text-align:center;
}
.footer-url{
  color:#5a5248;
  font-size:16px;
  letter-spacing:0.15em;
  font-family:var(--serif);
  font-weight:500;
}

/* 边角装饰 */
.corner{
  position:absolute;
  width:60px;
  height:60px;
  z-index:10;
  pointer-events:none;
}
.corner::before,
.corner::after{
  content:"";
  position:absolute;
  background:var(--gold);
  opacity:0.6;
}
.corner-tl{
  top:25px;
  left:25px;
}
.corner-tl::before{
  top:0;left:0;width:30px;height:1px;
}
.corner-tl::after{
  top:0;left:0;width:1px;height:30px;
}
.corner-tr{
  top:25px;
  right:25px;
}
.corner-tr::before{
  top:0;right:0;width:30px;height:1px;
}
.corner-tr::after{
  top:0;right:0;width:1px;height:30px;
}
.corner-bl{
  bottom:25px;
  left:25px;
}
.corner-bl::before{
  bottom:0;left:0;width:30px;height:1px;
}
.corner-bl::after{
  bottom:0;left:0;width:1px;height:30px;
}
.corner-br{
  bottom:25px;
  right:25px;
}
.corner-br::before{
  bottom:0;right:0;width:30px;height:1px;
}
.corner-br::after{
  bottom:0;right:0;width:1px;height:30px;
}

/* ========== 右侧登录表单 ========== */
.login-side{
  flex:1;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:60px 8%;
  position:relative;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(169,133,62,0.04) 0%, transparent 60%),
    var(--bg);
}

/* 登录框 */
.login-box{
  width:100%;
  max-width:400px;
  position:relative;
}

/* 顶部装饰 */
.box-header{
  text-align:center;
  margin-bottom:40px;
  position:relative;
}
.header-pattern{
  position:absolute;
  top:-20px;
  left:50%;
  transform:translateX(-50%);
  width:80px;
  height:4px;
  background:linear-gradient(90deg, transparent, var(--gold), transparent);
}
.box-header h2{
  font-family:var(--kai);
  font-size:36px;
  font-weight:400;
  letter-spacing:0.4em;
  color:var(--ink);
  margin-bottom:12px;
  padding-left:0.4em;
}
.box-header .sub{
  color:var(--ink3);
  font-size:13px;
  letter-spacing:0.2em;
  font-family:var(--serif);
}

/* 表单字段 */
.field{
  margin-bottom:28px;
}
.field label{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--ink2);
  margin-bottom:10px;
  letter-spacing:0.15em;
  font-family:var(--serif);
}
.label-icon{
  color:var(--gold);
  font-size:14px;
  opacity:0.8;
}

/* 输入框包装 */
.input-wrap{
  position:relative;
}
.input-wrap input{
  width:100%;
  padding:14px 16px;
  border:1px solid var(--line2);
  background:var(--card);
  border-radius:2px;
  outline:none;
  transition:all 0.3s ease;
  font-size:14px;
  letter-spacing:0.05em;
}
.input-wrap input:focus{
  border-color:var(--cinnabar);
  background:#fff;
  box-shadow:
    0 0 0 3px rgba(166,61,47,0.08),
    inset 0 1px 3px rgba(0,0,0,0.04);
}
.input-wrap input::placeholder{
  color:var(--ink3);
  letter-spacing:0.1em;
}

/* 输入框底部装饰线 */
.input-line{
  position:absolute;
  bottom:0;
  left:50%;
  width:0;
  height:2px;
  background:linear-gradient(90deg, var(--cinnabar), var(--gold));
  transition:all 0.3s ease;
  transform:translateX(-50%);
}
.input-wrap input:focus ~ .input-line{
  width:100%;
}

/* 密码显示按钮 */
.eye-btn{
  position:absolute;
  right:12px;
  top:50%;
  transform:translateY(-50%);
  background:none;
  border:none;
  color:var(--ink3);
  cursor:pointer;
  padding:4px;
  display:flex;
  align-items:center;
  justify-content:center;
  transition:color 0.2s;
}
.eye-btn:hover{
  color:var(--cinnabar);
}

/* 登录按钮 */
.btn-login{
  width:100%;
  margin-top:12px;
  padding:16px;
  background:linear-gradient(135deg, var(--cinnabar) 0%, var(--cinnabar-d) 100%);
  color:#fdfaf3;
  border:none;
  border-radius:2px;
  font-size:17px;
  letter-spacing:0.5em;
  font-family:var(--kai);
  cursor:pointer;
  transition:all 0.3s ease;
  position:relative;
  overflow:hidden;
  padding-left:0.5em;
  box-shadow:
    0 4px 15px rgba(166,61,47,0.25),
    inset 0 1px 0 rgba(255,255,255,0.15);
}
.btn-login:hover{
  background:linear-gradient(135deg, var(--cinnabar-d) 0%, #7a2a1f 100%);
  box-shadow:
    0 6px 25px rgba(166,61,47,0.4),
    inset 0 1px 0 rgba(255,255,255,0.15);
  transform:translateY(-1px);
}
.btn-login:active{
  transform:translateY(0);
}
.btn-text{
  position:relative;
  z-index:2;
}
.btn-pattern{
  position:absolute;
  inset:0;
  background:
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 10px,
      rgba(255,255,255,0.03) 10px,
      rgba(255,255,255,0.03) 20px
    );
  z-index:1;
}

/* 底部装饰 */
.box-footer{
  margin-top:40px;
  text-align:center;
  position:relative;
}
.footer-pattern{
  width:100%;
  height:1px;
  background:linear-gradient(90deg, transparent, var(--line2), transparent);
  margin-bottom:20px;
}
.footer-text{
  color:var(--ink3);
  font-size:12px;
  letter-spacing:0.3em;
  font-family:var(--serif);
}

/* ========== 登录成功欢迎弹窗 ========== */
.welcome-wrap{
  position:fixed;
  inset:0;
  display:none;
  align-items:center;
  justify-content:center;
  z-index:999;
  background:rgba(26,22,18,0.4);
  backdrop-filter:blur(4px);
}
.welcome-wrap.show{
  display:flex;
  animation:fadeIn 0.4s ease;
}
@keyframes fadeIn{
  from{opacity:0}
  to{opacity:1}
}
.welcome-box{
  width:380px;
  padding:50px 40px 40px;
  background:linear-gradient(180deg, #fdfaf3 0%, #f8f2e6 100%);
  border-radius:4px;
  text-align:center;
  position:relative;
  box-shadow:
    0 20px 60px rgba(0,0,0,0.3),
    0 0 0 1px var(--gold),
    inset 0 0 0 4px rgba(169,133,62,0.1);
  animation:welcomePop 0.6s cubic-bezier(0.2,1.2,0.4,1);
}
@keyframes welcomePop{
  0%{opacity:0;transform:scale(0.8) translateY(20px)}
  60%{transform:scale(1.03) translateY(-5px)}
  100%{opacity:1;transform:scale(1) translateY(0)}
}
.welcome-pattern{
  position:absolute;
  left:50%;
  transform:translateX(-50%);
  width:120px;
  height:3px;
  background:linear-gradient(90deg, transparent, var(--gold), transparent);
}
.welcome-pattern.top{
  top:20px;
}
.welcome-pattern.bottom{
  bottom:20px;
}
.welcome-icon{
  width:70px;
  height:70px;
  margin:0 auto 20px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:linear-gradient(135deg, var(--cinnabar-bg) 0%, rgba(169,133,62,0.1) 100%);
  color:var(--cinnabar);
  box-shadow:
    0 0 0 2px rgba(166,61,47,0.2),
    inset 0 0 20px rgba(166,61,47,0.08);
}
.welcome-title{
  font-family:var(--kai);
  font-size:28px;
  font-weight:400;
  letter-spacing:0.3em;
  color:var(--ink);
  margin:0 0 16px;
  padding-left:0.3em;
}
.welcome-divider{
  width:60px;
  height:1px;
  background:linear-gradient(90deg, transparent, var(--gold), transparent);
  margin:0 auto 20px;
}
.welcome-name{
  font-family:var(--kai);
  font-size:24px;
  font-weight:500;
  color:var(--cinnabar);
  margin:0 0 10px;
  letter-spacing:0.1em;
  line-height:1.4;
}
.welcome-role{
  font-size:13px;
  color:var(--ink2);
  margin:0 0 24px;
  letter-spacing:0.15em;
  font-family:var(--serif);
}
.welcome-tip{
  font-size:12px;
  color:var(--ink3);
  margin:0;
  letter-spacing:0.2em;
  animation:blink 1.5s ease-in-out infinite;
}
@keyframes blink{
  0%,100%{opacity:0.4}
  50%{opacity:1}
}

/* 登录错误提示 */
.login-err{
  background:linear-gradient(135deg, rgba(166,61,47,0.08), rgba(166,61,47,0.04));
  border:1px solid rgba(166,61,47,0.25);
  border-left:3px solid var(--cinnabar);
  color:var(--cinnabar);
  padding:12px 16px;
  border-radius:2px;
  font-size:13px;
  margin-bottom:20px;
  letter-spacing:0.05em;
  font-family:var(--serif);
}

/* ========== 响应式 ========== */
@media (max-width:400px){
  .login-art{
    display:none;
  }
  .login-side{
    padding:40px 5%;
  }
}

@media (max-width:480px){
  .box-header h2{
    font-size:28px;
  }
  .la-title{
    font-size:48px;
  }
}