/* ===== 清新蓝调图床 UI v2 ===== */
:root{
  --bg:#f0f4f8;
  --card:#ffffff;
  --border:#e2e8f0;
  --text:#1e293b;
  --text-sub:#64748b;
  --text-dim:#94a3b8;
  --primary:#3b82f6;
  --primary-hover:#2563eb;
  --primary-bg:#eff6ff;
  --primary-soft:#dbeafe;
  --danger:#ef4444;
  --danger-bg:#fef2f2;
  --radius:14px;
  --radius-lg:18px;
  --shadow:0 1px 3px rgba(15,23,42,.05);
  --shadow-md:0 4px 16px rgba(15,23,42,.08);
  --h:40px;
  --gap:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  background:var(--bg);
  color:var(--text);
  font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
}
button,input,select{font:inherit;color:inherit;outline:none}
a{color:var(--primary);text-decoration:none}

/* ===== 容器 ===== */
#app{max-width:1080px;margin:0 auto;padding:20px 20px 60px}
#app.is-login{max-width:none;padding:0}

/* ===== 顶栏 ===== */
.header{
  display:flex;align-items:center;gap:12px;
  padding:12px 20px;background:var(--card);
  border-radius:var(--radius-lg);box-shadow:var(--shadow);margin-bottom:var(--gap);
}
.header h1{font-size:16px;font-weight:700;display:flex;align-items:center;gap:10px;margin-right:auto}
.header h1 .dot{width:9px;height:9px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 3px var(--primary-soft)}
.header-right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.logout-btn{flex-shrink:0}
.chg-pwd-btn{flex-shrink:0}
.pwd-fields{display:flex;flex-direction:column;gap:10px}
.pwd-fields .input{width:100%;height:42px;padding:0 14px;border:1.5px solid var(--border);border-radius:10px;font-size:14px;transition:all .15s}
.pwd-fields .input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(59,130,246,.1)}
.pwd-err{color:var(--danger);font-size:13px;margin-top:10px;min-height:18px}
.rate-badge{font-size:11px;color:var(--text-sub);background:var(--bg);padding:4px 10px;border-radius:20px;white-space:nowrap}

/* ===== 按钮 ===== */
.btn{
  height:var(--h);padding:0 14px;border:1px solid var(--border);background:var(--card);
  border-radius:10px;cursor:pointer;transition:all .15s;font-size:13px;font-weight:500;color:var(--text-sub);
}
.btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-bg)}
.btn-primary{background:var(--primary);color:#fff;border-color:var(--primary)}
.btn-primary:hover{background:var(--primary-hover);color:#fff}
.btn-danger{background:transparent;color:var(--text-dim);border-color:transparent}
.btn-danger:hover{background:var(--danger-bg);color:var(--danger)}
.btn-sm{height:30px;padding:0 12px;font-size:12px}

/* ===== 登录页 - 左右分栏 ===== */
.login-page{min-height:100vh;display:flex}
.login-left{
  flex:1;background:linear-gradient(135deg,#3b82f6 0%,#60a5fa 50%,#93c5fd 100%);
  display:flex;flex-direction:column;justify-content:center;align-items:center;
  padding:60px;color:#fff;position:relative;overflow:hidden;
}
.login-left::before{content:'';position:absolute;width:400px;height:400px;border-radius:50%;background:rgba(255,255,255,.1);top:-100px;right:-100px}
.login-left::after{content:'';position:absolute;width:300px;height:300px;border-radius:50%;background:rgba(255,255,255,.08);bottom:-80px;left:-80px}
.login-left .logo-icon{font-size:72px;margin-bottom:24px;position:relative;z-index:1;filter:drop-shadow(0 8px 24px rgba(0,0,0,.15))}
.login-left h2{font-size:32px;font-weight:700;margin-bottom:12px;position:relative;z-index:1}
.login-left p{font-size:15px;opacity:.9;position:relative;z-index:1;max-width:320px;text-align:center;line-height:1.7}
.login-left .features{margin-top:32px;display:flex;flex-direction:column;gap:12px;position:relative;z-index:1}
.login-left .features li{list-style:none;display:flex;align-items:center;gap:10px;font-size:14px;opacity:.95}
.login-left .features li::before{content:'✓';width:20px;height:20px;background:rgba(255,255,255,.25);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px}
.login-right{flex:1;display:flex;align-items:center;justify-content:center;padding:40px;background:var(--bg)}
.login-form{width:100%;max-width:360px}
.login-form h3{font-size:24px;font-weight:700;margin-bottom:6px}
.login-form .sub{font-size:13px;color:var(--text-dim);margin-bottom:28px}
.login-form .input{width:100%;height:46px;padding:0 16px;border:1.5px solid var(--border);border-radius:10px;background:#fff;font-size:14px;transition:all .15s}
.login-form .input:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(59,130,246,.1)}
.login-form .btn-primary{width:100%;height:46px;margin-top:18px;font-size:15px;border-radius:10px;font-weight:600}
.login-err{color:var(--danger);font-size:13px;margin-top:12px;min-height:20px}

/* ===== CDN 切换 ===== */
.cdn-switch{display:flex;gap:2px;background:var(--bg);padding:3px;border-radius:10px}
.cdn-switch label{font-size:12px;padding:5px 12px;border-radius:7px;cursor:pointer;color:var(--text-sub);white-space:nowrap;font-weight:500;transition:all .15s}
.cdn-switch input{display:none}
.cdn-switch input:checked + label{background:var(--card);color:var(--primary);box-shadow:0 1px 2px rgba(0,0,0,.06);font-weight:600}

/* ===== 上传区 ===== */
.upload-zone{
  border:2px dashed #cbd5e1;border-radius:var(--radius-lg);padding:40px 24px;
  text-align:center;background:var(--card);cursor:pointer;transition:all .2s;
}
.upload-zone:hover,.upload-zone.drag{border-color:var(--primary);background:var(--primary-bg);border-style:solid}
.upload-zone .icon{font-size:40px;margin-bottom:12px;opacity:.45;transition:all .2s}
.upload-zone:hover .icon{opacity:1;transform:scale(1.1)}
.upload-zone .tip{color:var(--text);font-size:15px;font-weight:600}
.upload-zone .tip strong{color:var(--primary)}
.upload-zone .hint{color:var(--text-dim);font-size:12px;margin-top:5px}
.upload-opts{display:flex;gap:20px;flex-wrap:wrap;margin-top:16px;font-size:13px;color:var(--text-sub);justify-content:center}
.upload-opts label{display:inline-flex;align-items:center;gap:6px;cursor:pointer}
.upload-opts input{width:15px;height:15px;accent-color:var(--primary)}

/* ===== 上传结果 ===== */
.results{display:flex;flex-direction:column;gap:12px;margin-top:var(--gap)}
.result-card{display:flex;gap:16px;padding:16px;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow)}
.result-card .thumb{width:72px;height:72px;border-radius:10px;object-fit:cover;background:var(--bg);flex-shrink:0}
.result-card video.thumb{object-fit:cover}
.result-card .info{flex:1;min-width:0}
.result-card .name{font-weight:600;font-size:14px;display:flex;align-items:center;gap:8px}
.result-card .meta{font-size:12px;color:var(--text-dim);margin-top:3px}
.result-card .status{font-size:13px;color:var(--text-dim);margin-top:8px}
.result-card .links{margin-top:12px;display:flex;flex-direction:column;gap:8px}
.link-row{display:flex;align-items:center;gap:10px}
.link-row .label{font-size:11px;color:var(--text-dim);width:52px;flex-shrink:0;font-weight:600;letter-spacing:.3px}
.link-row .url{flex:1;min-width:0;font-family:Consolas,Monaco,monospace;font-size:12px;color:var(--text-sub);background:var(--bg);padding:6px 10px;border-radius:8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.link-row .copy-btn{flex-shrink:0}
.result-card.err{border:1px solid var(--danger);background:var(--danger-bg)}
.result-card.err .info{color:var(--danger)}

/* ===== 图库 ===== */
.section-title{font-size:15px;font-weight:700;margin:28px 0 12px;display:flex;align-items:center;justify-content:space-between}
.lib-toolbar{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap;align-items:center}
.lib-toolbar .search{flex:1;min-width:200px;height:40px;padding:0 14px;border:1px solid var(--border);border-radius:10px;background:var(--card);font-size:13px;transition:all .15s}
.lib-toolbar .search:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(59,130,246,.1)}
.lib-toolbar .refresh-btn{height:40px;padding:0 16px;font-size:13px}

/* ===== 瀑布流 ===== */
.lib-grid{column-count:4;column-gap:12px}
.lib-item{position:relative;background:var(--card);border-radius:12px;overflow:hidden;box-shadow:var(--shadow);cursor:pointer;margin-bottom:12px;break-inside:avoid;transition:all .2s}
.lib-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.lib-item img,.lib-item video{width:100%;height:auto;display:block;background:var(--bg)}
.lib-item .name{padding:9px 11px;font-size:12px;color:var(--text-sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}
.lib-item .del{position:absolute;top:8px;right:8px;height:26px;width:26px;border-radius:50%;background:rgba(15,23,42,.5);color:#fff;border:none;cursor:pointer;display:none;align-items:center;justify-content:center;font-size:14px;backdrop-filter:blur(6px)}
.lib-item:hover .del{display:flex}
.lib-item .del:hover{background:var(--danger)}
.lib-empty{text-align:center;padding:60px 20px;color:var(--text-dim);font-size:13px}

/* ===== Toast ===== */
.toast{position:fixed;bottom:32px;left:50%;transform:translateX(-50%);background:#1e293b;color:#fff;padding:9px 20px;border-radius:22px;font-size:13px;z-index:9999;opacity:0;transition:opacity .2s;pointer-events:none;box-shadow:0 6px 20px rgba(0,0,0,.2)}
.toast.show{opacity:1}

/* ===== Modal ===== */
.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.5);display:flex;align-items:center;justify-content:center;z-index:1000;padding:20px;backdrop-filter:blur(4px)}
.modal{position:relative;background:var(--card);border-radius:var(--radius-lg);padding:22px;max-width:92vw;max-height:92vh;overflow:auto;min-width:340px;box-shadow:0 20px 60px rgba(15,23,42,.15)}
.modal-close{position:absolute;top:12px;right:12px;width:32px;height:32px;border-radius:50%;background:var(--bg);border:1px solid var(--border);color:var(--text-sub);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:16px;transition:all .15s;z-index:1}
.modal-close:hover{background:var(--danger);color:#fff;border-color:var(--danger)}
.modal img{max-width:100%;max-height:55vh;border-radius:10px;display:block;margin:0 auto}
.modal .links{margin-top:14px;display:flex;flex-direction:column;gap:8px}
.modal .name{font-size:14px;font-weight:600;margin-bottom:10px;word-break:break-all}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .login-left{display:none}
}
@media(max-width:768px){
  .lib-grid{column-count:3}
}
@media(max-width:640px){
  #app{padding:14px 12px 48px}
  .header{flex-wrap:wrap;gap:8px;padding:10px 14px}
  .header h1{margin-right:0;flex:1}
  .logout-btn{order:2}
  .chg-pwd-btn{display:none}
  .header-right{order:3;width:100%}
  .cdn-switch{width:100%;justify-content:space-between}
  .cdn-switch label{flex:1;text-align:center}
  .upload-zone{padding:32px 16px}
  .lib-grid{column-count:2;column-gap:8px}
  .lib-item{margin-bottom:8px;border-radius:10px}
  .lib-item .name{font-size:11px;padding:7px 9px}
  .result-card{flex-direction:column;gap:10px}
  .result-card .thumb{width:100%;height:auto;aspect-ratio:16/9}
  .link-row .label{width:48px}
  .login-right{padding:24px}
}