/* AI 投研智能体 - 全站通用样式 */
*{box-sizing:border-box;margin:0;padding:0}
*::before,*::after{box-sizing:border-box}
img,svg,video,audio,canvas,iframe,embed,object,pre,code,samp,kbd{max-width:100%;height:auto}
pre,code,samp,kbd{overflow-wrap:anywhere;word-break:break-word;white-space:pre-wrap}
canvas{width:100%!important;max-width:100%!important;box-sizing:border-box}
html{width:100%;max-width:100vw;overflow-x:hidden}
:root{--bg:#0f172a;--bg2:#1e293b;--card:#1a1a2e;--border:#334155;--text:#e2e8f0;--muted:#94a3b8;--primary:#0ea5e9;--accent:#3b82f6;--green:#22c55e;--red:#ef4444;--yellow:#eab308;--purple:#a855f7}
html,body{height:100%}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(135deg,#0f172a 0%,#16213e 100%);color:var(--text);min-height:100vh;width:100%;overflow-x:hidden}
main,#root{max-width:100%;overflow-x:hidden}
a{color:var(--primary);text-decoration:none;word-break:break-word;overflow-wrap:anywhere}
a:hover{text-decoration:underline}
.nav{background:rgba(15,23,42,.95);border-bottom:1px solid var(--border);padding:.65rem 1.5rem;display:flex;align-items:center;gap:1rem;position:sticky;top:0;z-index:100;backdrop-filter:blur(10px);flex-wrap:wrap}
.nav-brand{display:inline-flex;align-items:center;flex-shrink:0;text-decoration:none}
.nav-brand:hover{text-decoration:none}
.nav-logo{height:34px;width:auto;display:block;filter:drop-shadow(0 0 6px rgba(59,130,246,.25))}
.app-brand{display:inline-flex;align-items:center;gap:.9rem;text-decoration:none!important;color:inherit;--bs-logo-h:56px;--bs-text-fs:1.65rem;--bs-breath:18px}
.app-brand[data-size="md"]{--bs-logo-h:44px;--bs-text-fs:1.3rem;--bs-breath:12px}
.app-brand[data-size="sm"]{--bs-logo-h:34px;--bs-text-fs:1rem;--bs-breath:8px}
.app-brand-logo{--bleed:calc(var(--bs-breath) * 0.55);height:var(--bs-logo-h);width:auto;display:block;box-sizing:content-box;padding:var(--bleed);margin:calc(var(--bleed) * -1) calc(var(--bleed) * -1) 0 0;background:transparent;filter:drop-shadow(0 0 calc(var(--bs-breath) * 0.6) rgba(59,130,246,.42));animation:ab-breath 4.2s ease-in-out infinite;will-change:filter,transform;image-rendering:-webkit-optimize-contrast}
.app-brand-text{font-weight:800;font-size:var(--bs-text-fs);line-height:1.1;letter-spacing:.02em;background:linear-gradient(135deg,#f8fafc 0%,#67e8f9 55%,#a78bfa 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;color:transparent;text-shadow:0 0 calc(var(--bs-breath) * 0.45) rgba(103,232,249,.18);white-space:nowrap;display:inline-block;animation:ab-text-breath 4.2s ease-in-out infinite;will-change:transform,filter}
@keyframes ab-text-breath{0%,100%{transform:scale(1);filter:drop-shadow(0 0 calc(var(--bs-breath) * 0.25) rgba(167,139,250,.25))}50%{transform:scale(1.02);filter:drop-shadow(0 0 calc(var(--bs-breath) * 0.6) rgba(103,232,249,.5))}}
@keyframes ab-breath{0%,100%{filter:drop-shadow(0 0 calc(var(--bs-breath) * 0.4) rgba(59,130,246,.35));transform:scale(1)}50%{filter:drop-shadow(0 0 var(--bs-breath) rgba(168,85,247,.55));transform:scale(1.035)}}
@media (max-width:480px){.app-brand{--bs-logo-h:44px;--bs-text-fs:1.25rem;gap:.65rem}}
.nav-links{display:flex;gap:.6rem;margin-left:auto;align-items:center;flex-wrap:wrap;min-width:0}
.nav-links a{color:var(--text);font-size:.78rem;padding:.35rem .7rem;border-radius:6px;transition:all .15s;white-space:nowrap;text-decoration:none}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(14,165,233,.15);text-decoration:none;border-color:var(--primary)}
.nav-user{color:var(--muted);font-size:.82rem;white-space:nowrap;flex:0 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis}
.nav-user .pkg{background:var(--accent);color:#fff;padding:.12rem .45rem;border-radius:10px;font-size:.72rem;margin-left:.4rem}
.container{width:100%;max-width:100%;margin:0 auto;padding:1.2rem 1.5rem;min-width:0;overflow-x:hidden}
@media (min-width:1440px){.container{max-width:1440px;padding:1.5rem 2rem}}
@media (min-width:1920px){.container{max-width:100%;padding:1.5rem 3rem}}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:1.5rem;overflow-wrap:break-word;word-break:break-word;max-width:100%;min-width:0}
.card h2{font-size:1.1rem;margin-bottom:1rem;color:#fff;display:flex;align-items:center;gap:.5rem;word-break:break-word}
.grid{display:grid;gap:1.5rem;margin-bottom:1.5rem}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));align-items:stretch}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));align-items:stretch}
.grid,.grid-2,.grid-3{min-width:0;max-width:100%}
.grid>*,.grid-2>*,.grid-3>*{min-width:0;max-width:100%}
.grid-2>.card,.grid-3>.card,.grid-2>.ai-panel,.grid-3>.ai-panel{display:flex;flex-direction:column}
.grid-2>.card>form,.grid-3>.card>form{flex:1 1 auto;display:flex;flex-direction:column}
.form-grow{flex:1 1 auto}
label{display:block;font-size:.85rem;color:var(--muted);margin-bottom:.35rem;word-break:break-word}
input,select,textarea{width:100%;max-width:100%;min-width:0;box-sizing:border-box;padding:.6rem .8rem;background:var(--bg);border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:.9rem;font-family:inherit;overflow-wrap:anywhere;word-break:break-word}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(14,165,233,.15)}
button,.btn{display:inline-block;padding:.6rem 1.2rem;border:none;border-radius:8px;font-size:.9rem;font-weight:600;cursor:pointer;transition:all .15s;font-family:inherit;text-decoration:none;text-align:center;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 4px 12px rgba(14,165,233,.4);text-decoration:none}
.btn-secondary{background:var(--bg2);color:var(--text);border:1px solid var(--border)}
.btn-secondary:hover{border-color:var(--primary);text-decoration:none}
.btn-danger{background:var(--red);color:#fff}
.btn-sm{padding:.35rem .7rem;font-size:.78rem}
.btn:disabled{opacity:.5;cursor:not-allowed}
button,.btn{max-width:100%;overflow:hidden;text-overflow:ellipsis}
.alert{padding:.75rem 1rem;border-radius:8px;margin-bottom:1rem;font-size:.9rem;word-break:break-word;overflow-wrap:anywhere;max-width:100%}
.alert-error{background:rgba(239,68,68,.15);border:1px solid var(--red);color:#fca5a5}
.alert-success{background:rgba(34,197,94,.15);border:1px solid var(--green);color:#86efac}
.alert-info{background:rgba(14,165,233,.15);border:1px solid var(--primary);color:#7dd3fc}
.table-wrap{width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin-bottom:.5rem;border-radius:8px;min-width:0;border:1px solid var(--border);box-sizing:border-box}
.table-wrap>table{min-width:500px;width:100%}
table{width:100%;max-width:100%;border-collapse:collapse;font-size:.85rem;table-layout:fixed;min-width:0}
thead,tbody,tfoot,tr{max-width:100%}
.card>table:not(.table-wrap table),.card form>table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
th,td{padding:.6rem .5rem;text-align:left;border-bottom:1px solid var(--border);word-break:break-word;overflow-wrap:break-word;max-width:100%}
th{color:var(--muted);font-weight:600;font-size:.8rem;text-transform:uppercase}
tr:hover{background:rgba(255,255,255,.02)}
.tag{display:inline-block;padding:.15rem .5rem;border-radius:10px;font-size:.72rem;font-weight:600;white-space:nowrap}
.tag-green{background:rgba(34,197,94,.2);color:#86efac}
.tag-red{background:rgba(239,68,68,.2);color:#fca5a5}
.tag-yellow{background:rgba(250,204,21,.18);color:#fcd34d}
.tag-blue{background:rgba(14,165,233,.2);color:#7dd3fc}
.tag-purple{background:rgba(168,85,247,.2);color:#d8b4fe}
.tag-gray{background:rgba(148,163,184,.2);color:#cbd5e1}
.expired-banner{background:linear-gradient(90deg,rgba(239,68,68,.22),rgba(234,179,8,.18),rgba(239,68,68,.22));border:1px solid rgba(239,68,68,.5);border-radius:12px;padding:.7rem 1rem;margin:.6rem 0 1rem;display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;box-shadow:0 0 14px rgba(239,68,68,.15) inset}
.expired-banner b{color:#fecaca}
.expired-banner .tip{color:#fca5a5;font-size:.86rem}
.row{display:flex;gap:1rem;align-items:center;flex-wrap:wrap}
.row>*{flex:1 1 240px;min-width:0}
.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}
.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}
.text-muted{color:var(--muted)}.text-sm{font-size:.85rem}.text-xs{font-size:.75rem}
.text-center{text-align:center}
.hidden{display:none}
.stage-list{display:flex;flex-wrap:wrap;gap:.5rem}
.stage{display:flex;align-items:center;gap:.4rem;padding:.45rem .75rem;background:var(--bg2);border:1px solid var(--border);border-radius:20px;font-size:.8rem}
.stage.done{border-color:var(--green);color:#86efac}
.stage.active{border-color:var(--primary);color:#7dd3fc;animation:pulse 1.5s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.6}}
.pwa-install{color:#7dd3fc!important;background:rgba(14,165,233,.12);border:1px solid rgba(14,165,233,.3);font-weight:600}
.pwa-install:hover{background:rgba(14,165,233,.25)!important;border-color:var(--primary)!important;color:#fff!important}
.progress-bar{height:6px;background:var(--bg);border-radius:3px;overflow:hidden;margin:.5rem 0}
.progress-fill{height:100%;background:linear-gradient(90deg,var(--primary),var(--accent));transition:width .3s}
.hero{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);border:1px solid #333;border-radius:16px;padding:1.5rem;text-align:center;margin-bottom:1.5rem}
.hero h1{font-size:1.6rem;color:#fff;margin-bottom:.5rem;word-break:break-word}
.hero .sub{color:var(--primary);word-break:break-word}
.report-section{margin-bottom:1.5rem}
.report-section h3{color:var(--primary);margin-bottom:.5rem;padding-bottom:.3rem;border-bottom:1px solid var(--border);font-size:1rem;word-break:break-word}
.report-section .content{white-space:pre-wrap;line-height:1.7;font-size:.9rem;color:#cbd5e1;word-break:break-word;overflow-wrap:break-word}
.pkg-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:1.2rem;text-align:center;transition:all .2s}
.pkg-card:hover{border-color:var(--primary);transform:translateY(-2px)}
.pkg-card .price{font-size:1.5rem;font-weight:800;color:#fff;margin:.5rem 0;word-break:break-word}
.pkg-card .price small{font-size:.8rem;color:var(--muted);font-weight:400}
.stat{display:inline-block;margin-right:1rem;font-size:.8rem;color:var(--muted)}
.stat b{color:#fff}
.disclaimer{font-size:.72rem;color:var(--muted);margin-top:1rem;padding:.5rem;background:rgba(239,68,68,.08);border-radius:6px;word-break:break-word;text-align:center;line-height:1.7}
.pay-badge{--pay-bg:rgba(148,163,184,.12);--pay-border:rgba(148,163,184,.35);--pay-text:#cbd5e1;display:inline-flex;align-items:center;justify-content:center;gap:.45rem;padding:.25rem .65rem .25rem .35rem;border-radius:999px;border:1px solid var(--pay-border);background:var(--pay-bg);color:var(--pay-text);font-size:.78rem;font-weight:600;line-height:1;white-space:nowrap;vertical-align:middle;max-width:100%;min-width:0;box-sizing:border-box;transition:all .15s ease}
.pay-badge__logo{width:20px;height:20px;flex:0 0 20px;display:inline-block;background:transparent center center/contain no-repeat;border-radius:4px;overflow:hidden}
.pay-badge--alipay{--pay-bg:rgba(22,119,255,.10);--pay-border:rgba(22,119,255,.45);--pay-text:#91caff}
.pay-badge--alipay .pay-badge__logo{background-image:url('/static/alipay.png')}
.pay-badge--alipay.is-active,.pay-badge--alipay[aria-pressed="true"]{--pay-bg:rgba(22,119,255,.22);--pay-border:rgba(22,119,255,.85);--pay-text:#fff;box-shadow:0 0 0 2px rgba(22,119,255,.18)}
.pay-badge--wechat{--pay-bg:rgba(7,193,96,.10);--pay-border:rgba(7,193,96,.45);--pay-text:#86efac}
.pay-badge--wechat .pay-badge__logo{background-image:url('/static/wechat.png')}
.pay-badge--wechat.is-active,.pay-badge--wechat[aria-pressed="true"]{--pay-bg:rgba(7,193,96,.22);--pay-border:rgba(7,193,96,.85);--pay-text:#fff;box-shadow:0 0 0 2px rgba(7,193,96,.18)}
.pay-badge--gray{--pay-bg:rgba(148,163,184,.12);--pay-border:rgba(148,163,184,.35);--pay-text:#cbd5e1}
table .pay-badge{font-size:.72rem;padding:.2rem .55rem .2rem .3rem;gap:.35rem}
table .pay-badge__logo{width:18px;height:18px;flex:0 0 18px}
.pay-title{display:inline-flex;align-items:center;gap:.55rem}
.pay-title .pay-badge__logo{width:28px;height:28px;flex:0 0 28px}
.pay-title h2{margin:0;display:inline-flex;align-items:center;gap:.55rem}
.pay-method-inline{display:inline-flex;align-items:center;gap:.5rem;max-width:100%;min-width:0;flex-wrap:wrap}
.pay-method-inline .pay-badge__logo{width:22px;height:22px;flex:0 0 22px}
@media (max-width:768px){
  html{-webkit-text-size-adjust:100%}
  .nav{padding:.6rem 1rem;gap:.6rem}
  .nav-brand{font-size:1rem}
  .nav-links{gap:.3rem;width:100%;justify-content:flex-start}
  .nav-links a{font-size:.78rem;padding:.3rem .55rem}
  .nav-user{width:100%;font-size:.76rem;margin-left:0;order:99}
  .container{padding:.8rem 1rem}
  .card{padding:1rem;border-radius:10px}
  .card h2{font-size:1rem}
  .hero{padding:1.2rem 1rem}
  .hero h1{font-size:1.25rem}
  table{font-size:.78rem;table-layout:auto}
  th,td{padding:.5rem .35rem}
  .grid{gap:1rem;margin-bottom:1rem}
  .grid-2,.grid-3{grid-template-columns:1fr}
  .row{gap:.6rem}
  .row>*{flex:1 1 100%}
  button,.btn{padding:.5rem 1rem;font-size:.85rem}
  .btn-sm{padding:.3rem .6rem;font-size:.75rem}
  .stage-list{gap:.35rem}
  .stage{font-size:.74rem;padding:.35rem .6rem}
  .tag{font-size:.68rem}
  table .text-xs{font-size:.68rem}
  .table-wrap>table{min-width:0}
  .card>table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}
  .row>div[style*="flex:0 0 42%"],.row>div[style*="flex:0 0 38%"],.row>div[style*="flex:0 0 35%"]{flex:1 1 100%!important;max-width:100%!important}
  .card form[style*="position:absolute"]{position:static!important;min-width:0!important;width:100%!important}
  table[style*="min-width:820px"]{min-width:0!important}
  button[style*="min-width:220px"],button[style*="min-width:200px"]{min-width:0!important;width:100%!important}
  .hero h1[style*="font-size:1.9rem"]{font-size:1.3rem!important}
  .pay-badge{font-size:.72rem;padding:.22rem .55rem .22rem .3rem;gap:.35rem}
  .pay-badge__logo{width:18px;height:18px;flex:0 0 18px}
  table .pay-badge,table .pay-badge__logo{font-size:.68rem}
  .pay-title .pay-badge__logo{width:22px;height:22px;flex:0 0 22px}
}
@media (max-width:480px){
  .container{padding:.6rem .7rem}
  .card{padding:.8rem}
  .alert{padding:.6rem .7rem;font-size:.82rem}
  input,select,textarea{padding:.5rem .65rem;font-size:.85rem}
  button,.btn{padding:.48rem .9rem;font-size:.82rem}
  .hero h1{font-size:1.1rem}
  .table-wrap>table,table[style*="min-width"]{min-width:0!important}
  colgroup col[style*="min-width"]{min-width:0!important}
  .card form[style*="position:absolute"]{position:static!important;min-width:0!important;width:100%!important}
  .nav-links a{font-size:.72rem;padding:.25rem .45rem}
  .pay-badge{font-size:.68rem;padding:.2rem .45rem .2rem .28rem}
}

/* ===== 用户列表响应式：手机端卡片化 ===== */
.mobile-only{display:none}
.desktop-only{display:inline}
/* 用户列表搜索栏：搜索框+按钮强制一行 */
.admin-search-form .search-bar{flex:1 1 300px;display:flex;gap:.4rem;min-width:0;flex-wrap:nowrap;align-items:center}
.admin-search-form .search-bar input{flex:1 1 auto;min-width:0}
.admin-search-form .search-bar button{flex-shrink:0;white-space:nowrap}
.admin-search-form .search-bar a.btn{flex-shrink:0;white-space:nowrap}
@media (max-width:768px){
  .admin-users-table thead{display:none}
  .admin-users-table tbody{display:block}
  .admin-users-table tr{display:block;background:var(--card);border:1px solid var(--border);border-radius:10px;margin-bottom:.8rem;padding:.9rem}
  .admin-users-table td{display:flex;justify-content:space-between;align-items:center;padding:.35rem 0;border-bottom:1px dashed var(--border)}
  .admin-users-table td:last-child{border-bottom:none}
  .admin-users-table td::before{content:attr(data-label);color:var(--muted);font-size:.78rem;font-weight:600;flex:0 0 auto;margin-right:.8rem}
  .admin-users-table td.username-cell{font-size:1rem;font-weight:700;color:#fff}
  .admin-users-table td.username-cell::before{display:none}
  .admin-users-table td[data-label="操作"]{justify-content:flex-end;padding-top:.6rem;margin-top:.2rem}
  .admin-users-table td[data-label="操作"]::before{display:none}
  .admin-users-table tr:hover{background:var(--card)}
  /* 手机端搜索框和按钮强制一行 */
  .admin-search-form .search-bar{flex:1 1 100%;flex-wrap:nowrap}
}
@media (max-width:480px){
  .admin-users-table tr{padding:.7rem}
  .admin-users-table td{font-size:.82rem}
}

/* ===== 导航菜单按钮统一大小 ===== */
.nav-links .btn,.nav-links form{display:inline-flex;margin:0}
.nav-links .btn{min-width:64px;text-align:center;justify-content:center;font-size:.78rem;padding:.35rem .7rem;line-height:1.4}
.nav-links form .btn{width:100%}
.nav-links form{min-width:64px}
@media (max-width:768px){
  .nav-links .btn{min-width:56px;font-size:.75rem;padding:.3rem .55rem}
  .nav-links form{min-width:56px}
}
@media (max-width:480px){
  .nav-links .btn{min-width:48px;font-size:.72rem;padding:.25rem .45rem}
  .nav-links form{min-width:48px}
}

/* ===== 法律文档样式 ===== */
.legal-doc h3{font-size:1rem;color:#fff;margin:1.2rem 0 .5rem;padding-bottom:.3rem;border-bottom:1px solid var(--border)}
.legal-doc p{margin-bottom:.6rem;color:var(--text)}
.legal-doc a{color:var(--primary)}