:root{
  --primary:#7c6fae;--primary-light:#a99fd6;--primary-dark:#5a4f8a;--primary-bg:rgba(124,111,174,0.08);
  --accent:#e8d5b7;--warm:#f5e6d3;
  --bg-cream:#fdfbf7;--bg-soft:#f8f5f0;
  --text:#3d3d3d;--text-light:#6b6b6b;--text-muted:#999;
  --border:rgba(124,111,174,0.12);
  --success:#52c41a;--warning:#faad14;--danger:#ff4d4f;--info:#1890ff;
  --radius:16px;--radius-sm:8px;--radius-lg:24px;
  --font-title:'Noto Serif SC',serif;--font-body:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
  --shadow:0 2px 12px rgba(124,111,174,0.08);--shadow-lg:0 8px 32px rgba(124,111,174,0.12);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{font-size:16px;scroll-behavior:smooth;}
body{font-family:var(--font-body);color:var(--text);background:var(--bg-cream);min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased;}
a{color:var(--primary);text-decoration:none;}
button{cursor:pointer;border:none;outline:none;font-family:var(--font-body);}
input,textarea,select{font-family:var(--font-body);outline:none;border:none;}
::-webkit-scrollbar{width:6px;}
::-webkit-scrollbar-thumb{background:var(--primary-light);border-radius:3px;}
::-webkit-scrollbar-track{background:transparent;}

/* Toast */
.toast-container{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:10000;display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none;}
.toast{padding:10px 24px;border-radius:var(--radius-sm);color:#fff;font-size:14px;animation:toastIn .3s ease;pointer-events:auto;box-shadow:var(--shadow-lg);white-space:nowrap;}
.toast.success{background:var(--success);}
.toast.warning{background:var(--warning);}
.toast.danger{background:var(--danger);}
.toast.info{background:var(--info);}
.toast.out{animation:toastOut .3s ease forwards;}
@keyframes toastIn{from{opacity:0;transform:translateY(-20px);}to{opacity:1;transform:translateY(0);}}
@keyframes toastOut{from{opacity:1;transform:translateY(0);}to{opacity:0;transform:translateY(-20px);}}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(253,251,247,0.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:transform .3s;}
.nav-inner{max-width:1200px;margin:0 auto;padding:0 20px;height:56px;display:flex;align-items:center;justify-content:space-between;}
.nav-logo{font-family:var(--font-title);font-size:20px;font-weight:700;color:var(--primary);display:flex;align-items:center;gap:8px;}
.nav-logo svg{width:28px;height:28px;}
.nav-links{display:flex;gap:24px;align-items:center;}
.nav-links a{font-size:14px;color:var(--text-light);transition:color .2s;position:relative;padding:4px 0;}
.nav-links a:hover,.nav-links a.active{color:var(--primary);}
.nav-links a.active::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--primary);border-radius:1px;}
.nav-user{display:flex;align-items:center;gap:12px;}
.nav-avatar{width:32px;height:32px;border-radius:50%;background:var(--primary-bg);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:14px;font-weight:600;}
.nav-login-btn{padding:6px 16px;border-radius:20px;background:var(--primary);color:#fff;font-size:13px;transition:all .2s;}
.nav-login-btn:hover{background:var(--primary-dark);}

/* Page transition */
.page{display:none;opacity:0;transition:opacity .3s ease;padding-top:56px;min-height:100vh;}
.page.active{display:block;opacity:1;}

/* Report modal */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.4);z-index:9000;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all .3s;}
.modal-overlay.show{opacity:1;visibility:visible;}
.modal{background:#fff;border-radius:var(--radius);padding:24px;width:90%;max-width:400px;transform:scale(0.9);transition:transform .3s;}
.modal-overlay.show .modal{transform:scale(1);}
.modal-title{font-size:16px;font-weight:600;margin-bottom:16px;}
.modal-field{margin-bottom:12px;}
.modal-field label{display:block;font-size:13px;color:var(--text-light);margin-bottom:6px;}
.modal-field textarea{width:100%;height:80px;padding:10px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;resize:none;background:var(--bg-soft);}
.modal-field select{width:100%;padding:10px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:13px;background:var(--bg-soft);}
.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:16px;}
.modal-actions button{padding:8px 20px;border-radius:var(--radius-sm);font-size:13px;transition:all .2s;}
.modal-cancel{background:var(--bg-soft);color:var(--text-light);}
.modal-confirm{background:var(--primary);color:#fff;}
.modal-confirm:hover{background:var(--primary-dark);}

/* Buttons */
.btn-primary{padding:10px 24px;border-radius:20px;background:var(--primary);color:#fff;font-size:14px;transition:all .2s;display:inline-flex;align-items:center;gap:6px;}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-outline{padding:8px 20px;border-radius:20px;background:transparent;color:var(--primary);font-size:14px;border:1px solid var(--primary);transition:all .2s;}
.btn-outline:hover{background:var(--primary-bg);}

/* Login field (shared by frontend login and admin login) */
.login-field{margin-bottom:16px;}
.login-field label{display:block;font-size:13px;color:var(--text-light);margin-bottom:6px;}
.login-field input{width:100%;padding:12px 16px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:14px;background:var(--bg-soft);transition:border-color .2s;}
.login-field input:focus{border-color:var(--primary);}
.login-btn{width:100%;padding:12px;border-radius:var(--radius-sm);background:linear-gradient(135deg,var(--primary),var(--primary-light));color:#fff;font-size:15px;font-weight:600;margin-top:8px;transition:all .2s;}
.login-btn:hover{opacity:.9;}

/* Mobile responsive - common (nav) */

/* 移动端底部导航栏 - 桌面端隐藏 */
.mobile-bottom-nav{display:none;}

@media (max-width:768px){
  .nav-links{display:none;}
  .nav-inner{padding:0 16px;}

  /* 移动端显示底部导航 */
  .mobile-bottom-nav{
    display:flex;
    position:fixed;
    bottom:0;
    left:0;
    right:0;
    background:#fff;
    border-top:1px solid var(--border);
    box-shadow:0 -2px 12px rgba(0,0,0,0.06);
    z-index:9999;
    padding:6px 0 calc(6px + env(safe-area-inset-bottom, 0px));
    justify-content:space-around;
    align-items:center;
  }
  .mobile-nav-item{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:2px;
    padding:6px 12px;
    color:var(--text-muted);
    font-size:11px;
    text-decoration:none;
    transition:color .2s;
    flex:1;
    max-width:80px;
  }
  .mobile-nav-item svg{width:22px;height:22px;}
  .mobile-nav-item.active{color:var(--primary);}
  .mobile-nav-item:active{color:var(--primary);}

  /* 给 body 底部留出导航栏空间 */
  body{padding-bottom:64px;}
}
@media (max-width:480px){
  .nav-logo{font-size:18px;}
  .mobile-nav-item{font-size:10px;padding:6px 8px;}
  .mobile-nav-item svg{width:20px;height:20px;}
}