:root{
  --paper:#f7f3ea;
  --paper-2:#efe9db;
  --card:#fffef9;
  --tag-bg:#f6f2e8;
  --cloth:#ddd4c0;
  --cloth-deep:#cbbfa8;
  --ink:#2c241a;
  --ink-2:#574c3b;
  --muted:#8b7e68;
  --red:#b5301c;
  --red-deep:#962613;
  --red-soft:#f6e4dd;
  --hand:"Kaiti SC","STKaiti","KaiTi","SimKai","PingFang SC",sans-serif;
  --sans:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --num:"Kaiti SC","STKaiti","KaiTi",Georgia,sans-serif;
  --press:3px 3px 0 rgba(44,36,26,.22);
  --press-sm:2px 2px 0 rgba(44,36,26,.22);
  --noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
*{box-sizing:border-box}
body{
  margin:0;
  color:var(--ink);
  font-family:var(--sans);
  -webkit-font-smoothing:antialiased;
  background-color:var(--paper);
  background-image:
    repeating-linear-gradient(0deg,rgba(44,36,26,.01) 0 1px,transparent 1px 7px),
    repeating-linear-gradient(90deg,rgba(44,36,26,.008) 0 1px,transparent 1px 7px);
}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:var(--noise);background-size:180px 180px;opacity:.018}
a{color:var(--red);text-decoration:none}
button{font:inherit;cursor:pointer}
img{max-width:100%}
.wrap{position:relative;z-index:1;max-width:1180px;margin:auto;padding:30px 22px 80px}

/* 顶部 */
.top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:38px;
  padding-bottom:14px;border-bottom:2px solid var(--ink)}
.brand{display:flex;align-items:center;gap:9px;font-weight:700;color:var(--ink-2);
  letter-spacing:.22em;font-size:13px;font-family:var(--hand)}
.dot{width:9px;height:9px;border-radius:0;background:var(--red);transform:rotate(45deg)}
.actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* 按钮 */
.btn{border:2px solid var(--ink);background:var(--card);color:var(--ink);border-radius:5px 2px 6px 3px;
  padding:10px 17px;font-weight:800;transition:transform .12s,box-shadow .12s,background .12s;
  box-shadow:var(--press-sm);letter-spacing:.04em;display:inline-block}
.btn:hover{transform:translate(-1px,-1px);box-shadow:3px 3px 0 rgba(44,36,26,.22)}
.btn:active{transform:translate(2px,2px);box-shadow:1px 1px 0 rgba(44,36,26,.22)}
.btn.primary{background:var(--red);border-color:var(--red-deep);color:#fdf3e2;text-shadow:0 1px 0 rgba(0,0,0,.2)}
.btn.primary:hover{background:var(--red-deep)}
.btn.text-btn{border-color:transparent;background:transparent;color:var(--ink-2);
  box-shadow:none;padding-left:6px;padding-right:6px;font-family:var(--hand);font-size:15px;
  text-decoration:underline;text-decoration-style:wavy;text-underline-offset:5px}
.btn.text-btn:hover{color:var(--red);transform:none;box-shadow:none;background:transparent}
.btn.small{padding:6px 10px;font-size:13px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* 主视觉 */
.hero{position:relative;max-width:900px;margin-bottom:34px}
h1{display:flex;align-items:center;gap:7px;margin:0;
  font-size:clamp(38px,6vw,64px);line-height:1.04;letter-spacing:-.04em}
h1 span{color:var(--ink);font-weight:900;text-shadow:2px 2px 0 rgba(44,36,26,.1)}
.wild-art{display:block;height:clamp(64px,9.2vw,108px);width:auto;max-width:clamp(118px,16vw,184px);
  object-fit:contain;margin-right:-2px;transform:rotate(-2.5deg)}
.sub{position:relative;color:var(--ink-2);font-family:var(--hand);font-size:clamp(16px,1.7vw,19px);
  line-height:1.85;margin:22px 0 0;max-width:720px;padding-top:16px;font-weight:600}
.sub::before{content:"";position:absolute;top:0;left:0;width:64px;height:4px;background:var(--red)}

/* 搜索与工具栏 */
.toolbar{display:grid;grid-template-columns:1fr auto;align-items:center;gap:16px;margin:38px 0 22px}
.searchbar{position:relative;border:2px solid var(--ink);border-radius:6px 2px 7px 3px;
  box-shadow:var(--press-sm);transform:rotate(-.3deg);background:var(--card);display:flex;align-items:center;max-width:620px}
.searchbar input{border:0;background:transparent;padding:12px 14px;font-size:15px;color:var(--ink);
  outline:none;flex:1;min-width:0}
.searchbar .clear{background:transparent;border:0;color:var(--muted);font-size:18px;padding:0 10px}
.toolbar-actions{display:flex;gap:12px;justify-content:flex-end;align-items:center}
.filter{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.chip{border:2px solid var(--cloth-deep);background:var(--card);color:var(--ink-2);border-radius:999px;
  padding:7px 15px;font-weight:700;font-size:14px;font-family:var(--hand)}
.chip.active{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* 卡片 */
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:30px 22px}
.card{position:relative;background-color:var(--card);
  background-image:
    repeating-linear-gradient(0deg,rgba(44,36,26,.02) 0 1px,transparent 1px 6px),
    repeating-linear-gradient(90deg,rgba(44,36,26,.016) 0 1px,transparent 1px 6px);
  border:1.5px solid var(--cloth);border-radius:7px 3px 8px 4px;
  padding:0 0 18px;box-shadow:var(--press);
  transition:transform .15s,box-shadow .15s;display:flex;flex-direction:column;overflow:hidden}
.card:nth-child(3n+1){transform:rotate(.4deg)}
.card:nth-child(3n+2){transform:rotate(-.45deg)}
.card:nth-child(3n){transform:rotate(.2deg)}
.card:hover{transform:rotate(0) translateY(-4px);box-shadow:5px 6px 0 rgba(44,36,26,.25)}
.card-cover{aspect-ratio:16/10;background:var(--paper-2);border-bottom:1.5px solid var(--cloth);overflow:hidden}
.card-cover img{width:100%;height:100%;object-fit:cover;display:block}
.card-body{padding:18px 20px 0;display:flex;flex-direction:column;flex:1}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:8px;margin-bottom:8px}
.recommend{background:var(--red);color:#fdf3e2;border:1.5px solid var(--red-deep);border-radius:4px 2px 5px 2px;
  padding:3px 8px;font-size:12px;font-weight:800;white-space:nowrap;font-family:var(--hand);transform:rotate(2.5deg)}
.recommend::before{content:"★";font-size:10px;margin-right:4px}
.kind{color:var(--muted);font-size:12.5px;letter-spacing:.05em;font-family:var(--hand);line-height:1.5;font-weight:600}
.title{font-size:21px;line-height:1.3;font-weight:900;margin:6px 0 8px;letter-spacing:-.02em;color:var(--ink)}
.meta{color:var(--ink-2);font-size:14px;line-height:1.7;margin-bottom:14px}
.author-link{color:var(--red);font-weight:800;border-bottom:2px solid var(--red);padding-bottom:1px}
.author-link:hover{color:var(--red-deep)}
.card-footer{margin-top:auto;display:flex;justify-content:space-between;align-items:center;gap:10px;
  border-top:1.5px dashed var(--cloth-deep);padding-top:14px;font-size:13.5px}
.view-count{color:var(--muted);font-family:var(--hand)}
.open-detail{font-weight:800;color:var(--red)}
.empty{grid-column:1/-1;background:var(--card);border:1.5px dashed var(--cloth-deep);border-radius:10px;
  padding:52px;text-align:center;color:var(--muted);font-family:var(--hand);font-size:16px}
.empty .btn{margin-top:16px}
.loading{grid-column:1/-1;text-align:center;color:var(--muted);font-family:var(--hand);padding:30px}

/* 详情页 */
.back-link{display:inline-block;margin-bottom:22px;font-family:var(--hand);color:var(--ink-2);font-weight:700}
.detail{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:34px;align-items:start}
.detail-preview{background:var(--card);border:2px solid var(--ink);border-radius:12px 4px 10px 5px;
  padding:20px;box-shadow:var(--press)}
.preview-frame{min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center}
.preview-image{max-height:70vh;object-fit:contain}
.image-stack{display:grid;gap:16px;grid-template-columns:1fr}
.pdf-canvas{max-width:100%;height:auto;border:1px solid var(--cloth)}
.pdf-toolbar{display:flex;gap:10px;align-items:center;margin-bottom:12px;font-family:var(--hand);color:var(--ink-2)}
.video-placeholder{min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;text-align:center}
.video-placeholder-icon{width:64px;height:64px;border-radius:50%;background:var(--red);color:#fdf3e2;
  display:flex;align-items:center;justify-content:center;font-size:24px}
.detail-info{display:flex;flex-direction:column;gap:14px}
.detail-kicker{color:var(--muted);font-size:13px;letter-spacing:.06em;font-family:var(--hand)}
.detail-info h1{font-size:clamp(30px,4vw,46px)}
.detail-tagline{color:var(--ink-2);font-size:17px;line-height:1.8;margin:0}
.detail-author{font-weight:800}
.detail-recommend{border:1.5px solid var(--red);background:var(--red-soft);color:var(--red-deep);
  border-radius:6px 3px 7px 3px;padding:10px 14px;font-size:14px;line-height:1.7;font-weight:700}
.detail-desc{color:var(--ink-2);line-height:1.9;white-space:pre-wrap}
.detail-links{display:flex;gap:10px;flex-wrap:wrap}
.detail-meta{color:var(--muted);font-size:13px;font-family:var(--hand)}
.preview-note{color:var(--muted);font-size:13px;line-height:1.7;margin:14px 0 0}

/* 表单 */
.form-card{background:var(--card);border:2px solid var(--ink);border-radius:12px 4px 10px 5px;
  padding:28px;box-shadow:var(--press);max-width:760px;margin:0 auto}
.form-card h2{font-size:24px;margin:0 0 6px;font-weight:900}
.form-sub{color:var(--muted);font-size:14px;margin:6px 0 20px;line-height:1.7}
.form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
label{font-size:15px;font-weight:800;color:var(--ink-2);font-family:var(--hand)}
input,select,textarea{border:1.5px solid var(--cloth-deep);background:#fffef9;border-radius:4px 2px 5px 2px;
  padding:11px 12px;font-size:15px;color:var(--ink);outline:none;font-family:inherit;width:100%}
textarea{resize:vertical;min-height:96px}
input:focus,select:focus,textarea:focus{border-color:var(--red);box-shadow:0 0 0 3px rgba(181,48,28,.12)}
.hint{color:var(--muted);font-size:12.5px;line-height:1.6}
.error{color:var(--red-deep);font-size:13px;font-weight:700}
.notice{margin:18px 0 0;border:1.5px solid var(--red);background:var(--red-soft);color:var(--red-deep);
  border-radius:6px 3px 7px 3px;padding:12px 14px;font-size:14px;line-height:1.7;font-weight:700}
.form-actions{display:flex;justify-content:flex-end;margin-top:22px;gap:10px}
.file-input{border:1.5px dashed var(--cloth-deep);background:var(--tag-bg);padding:14px;border-radius:6px;font-size:14px}
.consent{display:flex;gap:8px;align-items:flex-start;font-weight:600;color:var(--ink-2)}
.consent input{margin-top:4px;width:auto}

/* 弹窗 */
.overlay{position:fixed;inset:0;background:rgba(44,36,26,.46);backdrop-filter:blur(4px);display:none;
  align-items:flex-start;justify-content:center;padding:5vh 18px;z-index:20;overflow:auto}
.overlay.open{display:flex}
.modal{background:var(--card);border:2px solid var(--ink);border-radius:12px 4px 10px 5px;max-width:640px;
  width:100%;padding:28px;box-shadow:7px 8px 0 rgba(44,36,26,.3)}
.modal-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;margin-bottom:22px}
.modal h2{font-size:22px;margin:0;font-weight:900}
.close{border:1.5px solid var(--cloth-deep);background:var(--paper-2);color:var(--ink-2);width:34px;
  height:34px;border-radius:4px 2px 5px 2px;font-size:16px;font-weight:800}
.hidden{display:none!important}
.howto{display:grid;gap:16px}
.howto-step b{display:block;margin-bottom:8px;font-family:var(--hand)}
.howto-placeholder{background:var(--paper-2);border:1.5px dashed var(--cloth-deep);border-radius:8px;
  min-height:140px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px;font-family:var(--hand)}

/* 管理后台 */
.admin-layout{display:grid;grid-template-columns:220px 1fr;gap:24px;align-items:start}
.admin-nav{border:2px solid var(--ink);border-radius:8px;background:var(--card);box-shadow:var(--press-sm);padding:16px;position:sticky;top:16px}
.admin-nav a,.admin-nav button{display:block;width:100%;text-align:left;border:0;background:transparent;color:var(--ink-2);
  padding:9px 12px;font-weight:700;font-family:var(--hand);font-size:15px;border-radius:5px;text-decoration:none}
.admin-nav a.active,.admin-nav a:hover{background:var(--paper-2);color:var(--red)}
.admin-panel{min-width:0}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:22px}
.stat{background:var(--card);border:1.5px solid var(--cloth);border-radius:7px;padding:14px 16px;box-shadow:var(--press-sm)}
.stat b{display:block;font-size:26px;font-family:var(--num);color:var(--red)}
.stat span{color:var(--muted);font-size:13px;font-family:var(--hand)}
.admin-list{display:grid;gap:12px}
.admin-row{background:var(--card);border:1.5px solid var(--cloth);border-radius:7px;padding:14px 16px;
  display:grid;grid-template-columns:1fr auto;gap:10px;box-shadow:var(--press-sm)}
.admin-row-main{display:flex;flex-direction:column;gap:6px}
.admin-row-title{font-weight:800;font-size:16px}
.admin-row-meta{color:var(--muted);font-size:13px;line-height:1.7}
.admin-row-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:flex-start}
.badge{display:inline-block;padding:3px 9px;border-radius:4px;font-size:12px;font-weight:800;font-family:var(--hand)}
.badge.pending{background:var(--paper-2);color:var(--ink-2)}
.badge.approved{background:#e7f0ea;color:#2c4a3a}
.badge.rejected{background:#f7e9ec;color:#8b3a4b}
.admin-toolbar{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-bottom:20px}
.admin-toolbar .searchbar{max-width:320px;transform:none}
.admin-toolbar select{border:1.5px solid var(--cloth-deep);background:var(--card);border-radius:5px;padding:10px 12px}
.detail-drawer{background:var(--card);border:2px solid var(--ink);border-radius:10px;padding:20px;margin-bottom:16px}
.history-item{border-left:3px solid var(--cloth-deep);padding:8px 12px;margin:10px 0;background:var(--tag-bg);border-radius:4px}
.history-item .when{color:var(--muted);font-size:12px}
.history-item .what{font-weight:700}

/* 提示 */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) rotate(-1deg);
  background:var(--ink);color:var(--paper);border:1.5px solid var(--red);border-radius:6px 2px 7px 3px;
  padding:11px 18px;font-size:14px;box-shadow:var(--press-sm);display:none;z-index:40;font-family:var(--hand);max-width:90vw}
.toast.show{display:block}
footer{color:var(--ink-2);text-align:center;margin-top:56px;font-size:14px;
  font-family:var(--hand);letter-spacing:.14em;font-weight:600}
.empty-page{text-align:center;padding:60px 0;font-family:var(--hand)}
.empty-page h1{justify-content:center}
.empty-page p{color:var(--muted);margin:18px 0 26px}
.result-info{color:var(--muted);font-family:var(--hand);font-size:14px;margin-bottom:16px}
.success-panel{border:1.5px solid var(--cloth-deep);background:var(--tag-bg);border-radius:8px;padding:16px;margin:18px 0;font-size:14px;line-height:1.8}
.manage-link{word-break:break-all;color:var(--red);font-weight:800}

/* 响应式 */
@media(max-width:980px){.grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:860px){
  .detail{grid-template-columns:1fr}
  .admin-layout{grid-template-columns:1fr}
  .admin-nav{position:static;display:flex;flex-wrap:wrap;gap:6px;border:0;background:transparent;box-shadow:none;padding:0}
  .admin-nav a,.admin-nav button{width:auto;background:var(--card);border:1.5px solid var(--cloth)}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:620px){
  .grid{grid-template-columns:1fr;gap:24px}
  .wrap{padding:22px 16px 70px}
  .card,.card:nth-child(3n+1),.card:nth-child(3n+2),.card:nth-child(3n){transform:none}
  .card:hover{transform:translateY(-3px)}
  .toolbar{grid-template-columns:1fr}
  .toolbar-actions{justify-content:flex-start;flex-wrap:wrap}
  .searchbar{max-width:100%}
  .form{grid-template-columns:1fr}
  .form-card{padding:18px}
  .admin-row{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
}