/* ============================================================
   Candy Theme — 登录 / 注册页（auth-preview.html 对齐）
   全部颜色走 var(--*) token，零裸 hex（守 §18.20）
   ============================================================ */

/* 页面背景：米白底 + 双角暖金光晕（对齐设计稿 radial-gradient） */
body.page-auth{
  background:
    radial-gradient(ellipse at 10% 20%, var(--gold-soft) 0%, transparent 50%),
    radial-gradient(ellipse at 90% 80%, color-mix(in srgb, var(--gold) 6%, transparent) 0%, transparent 50%),
    var(--bg-soft);
  min-height: 100vh;
}

/* 居中容器 */
.auth-page{
  display:flex;
  align-items:center;
  justify-content:center;
  padding:48px 20px;
  min-height:70vh;
}

/* ===== 主体卡片 ===== */
.auth-wrap{
  display:flex;
  width:840px;
  max-width:100%;
  min-height:560px;
  background:var(--bg);
  border-radius:var(--radius);
  box-shadow:var(--shadow-hover);
  overflow:hidden;
  animation:authFadeUp .45s ease;
}
@keyframes authFadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* ===== 左栏：品牌 ===== */
.auth-brand{
  flex:0 0 320px;
  background:linear-gradient(160deg, var(--ink) 0%, rgba(var(--ink-rgb), .82) 50%, rgba(var(--ink-rgb), .68) 100%);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  padding:40px 32px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.auth-brand::before{
  content:"";position:absolute;width:300px;height:300px;border-radius:50%;
  background:var(--gold);opacity:.08;filter:blur(80px);top:-60px;right:-60px;
}
.auth-brand::after{
  content:"";position:absolute;width:200px;height:200px;border-radius:50%;
  background:var(--gold);opacity:.06;filter:blur(60px);bottom:-40px;left:-40px;
}
.auth-brand-mark{
  width:56px;height:56px;border-radius:14px;background:var(--gold);
  display:grid;place-items:center;color:var(--bg);font-family:var(--serif);
  font-size:24px;font-weight:700;margin-bottom:20px;position:relative;z-index:2;
}
.auth-brand-title{
  font-family:var(--serif);font-size:24px;font-weight:600;color:var(--bg);
  letter-spacing:.06em;position:relative;z-index:2;
}
.auth-brand-en{
  font-size:10px;letter-spacing:.3em;color:color-mix(in srgb, var(--hx-ffffff) 40%, transparent);
  margin-top:4px;text-transform:uppercase;position:relative;z-index:2;
}
.auth-brand-slogan{
  font-size:14px;color:color-mix(in srgb, var(--hx-ffffff) 60%, transparent);
  margin-top:28px;line-height:1.8;position:relative;z-index:2;
}
.auth-brand-qr{
  margin-top:28px;width:140px;min-height:140px;border-radius:12px;
  background:color-mix(in srgb, var(--hx-ffffff) 8%, transparent);
  border:1px solid color-mix(in srgb, var(--hx-ffffff) 10%, transparent);
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:8px;position:relative;z-index:2;padding:14px;
}
.auth-brand-qr-img{width:100%;height:auto;border-radius:6px;background:var(--bg);}
.auth-brand-qr span{font-size:11px;color:color-mix(in srgb, var(--hx-ffffff) 40%, transparent);}
.auth-brand-ways{
  font-size:12px;color:color-mix(in srgb, var(--hx-ffffff) 35%, transparent);
  margin-top:16px;display:flex;align-items:center;gap:6px;position:relative;z-index:2;
}
.auth-brand-ways svg{color:var(--wechat-green);flex-shrink:0;}

/* ===== 右栏：表单 ===== */
.auth-form{
  flex:1;padding:36px 44px;display:flex;flex-direction:column;min-width:0;
}
.auth-form-tabs{
  display:flex;gap:0;margin-bottom:28px;border-bottom:1px solid var(--line);
}
.auth-form-tab{
  padding:12px 0;flex:1;text-align:center;font-size:15px;color:var(--muted);
  border-bottom:2px solid transparent;cursor:pointer;transition:var(--transition);
  text-decoration:none;
}
.auth-form-tab:hover{color:var(--ink);}
.auth-form-tab.active{color:var(--ink);font-weight:600;border-bottom-color:var(--gold);}

.auth-form-forms{flex:1;display:flex;flex-direction:column;}
.auth-form-panel{display:none;flex-direction:column;gap:16px;flex:1;}
.auth-form-panel.active{display:flex;animation:authFadeIn .3s ease;}
@keyframes authFadeIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.auth-form-error{
  font-size:13px;color:var(--danger);
  background:color-mix(in srgb, var(--danger) 6%, transparent);
  padding:10px 14px;border-radius:8px;display:none;
}
.auth-form-error.show{display:block;}

.auth-form-field input{
  width:100%;padding:12px 16px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:14px;font-family:var(--sans);color:var(--ink);background:var(--bg-soft);
  outline:none;transition:var(--transition);
}
.auth-form-field input:focus{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-soft);background:var(--bg);}
.auth-form-field input::placeholder{color:var(--faint);}

.auth-form-options{
  display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);
}
.auth-form-options label{display:flex;align-items:center;gap:6px;cursor:pointer;}
.auth-form-options input[type="checkbox"]{accent-color:var(--gold);width:15px;height:15px;}
.auth-form-options a{color:var(--gold);text-decoration:none;}
.auth-form-options a:hover{text-decoration:underline;}

.auth-form-submit{
  padding:12px;border:none;border-radius:999px;background:var(--gold);color:var(--bg);
  font-size:15px;font-weight:600;font-family:var(--sans);cursor:pointer;
  transition:var(--transition);letter-spacing:.04em;
}
.auth-form-submit:hover{background:var(--gold-hover);transform:translateY(-1px);}
.auth-form-submit:active{transform:translateY(0);}

.auth-form-hint{font-size:13px;color:var(--faint);text-align:center;}
.auth-form-hint a{color:var(--gold);cursor:pointer;text-decoration:none;}
.auth-form-hint a:hover{text-decoration:underline;}

/* 微信登录 */
.auth-form-social-divider{
  display:flex;align-items:center;gap:12px;font-size:12px;color:var(--faint);margin:8px 0;
}
.auth-form-social-divider::before,.auth-form-social-divider::after{content:"";flex:1;height:1px;background:var(--line);}
.auth-form-wx-section{display:flex;flex-direction:column;gap:10px;padding-top:4px;}
.auth-form-wx-steps{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);flex-wrap:wrap;}
.auth-form-wx-step{display:flex;align-items:center;gap:4px;}
.auth-form-wx-step .sn{width:20px;height:20px;border-radius:50%;background:var(--bg-soft);display:grid;place-items:center;font-size:11px;font-weight:600;color:var(--muted);}
.auth-form-wx-arrow{color:var(--faint);font-size:12px;}
.auth-form-wx-code{display:flex;gap:8px;}
.auth-form-wx-code input{flex:1;padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14px;font-family:var(--sans);outline:none;color:var(--ink);background:var(--bg-soft);letter-spacing:4px;text-align:center;}
.auth-form-wx-code input:focus{border-color:var(--gold);box-shadow:0 0 0 3px var(--gold-soft);}
.auth-form-wx-btn{padding:10px 20px;border:none;border-radius:999px;background:var(--wechat-green);color:var(--hx-ffffff);font-size:13px;font-family:var(--sans);cursor:pointer;white-space:nowrap;transition:var(--transition);}
.auth-form-wx-btn:hover{filter:brightness(.94);}
.auth-form-wx-btn:disabled{opacity:.6;cursor:not-allowed;}
.auth-form-wx-msg{font-size:12px;min-height:18px;text-align:center;color:var(--muted);}

/* 协议 */
.auth-form-agree{font-size:12px;color:var(--faint);text-align:center;line-height:1.6;}
.auth-form-agree a{color:var(--gold);text-decoration:none;}
.auth-form-agree a:hover{text-decoration:underline;}

/* ===== 响应式 ===== */
@media(max-width:760px){
  .auth-brand{display:none;}
  .auth-form{padding:28px 24px;}
}
@media(max-width:480px){
  .auth-form{padding:24px 18px;}
  .auth-form-options{flex-direction:column;align-items:flex-start;gap:6px;}
}