:root {
  --c1: #00f0ff;
  --c2: #ff2bd6;
  --c3: #8a2be2;
  --c4: #ffb84d;
  --panel: rgba(12, 3, 28, 0.88);
  --line: rgba(255, 43, 214, 0.35);
  --text: #cfe9ff;
  --dim: #8a7aa8;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { min-height: 100%; background: #0a0216; color: var(--text); font-family: 'Consolas', 'Courier New', 'Microsoft YaHei', monospace; font-size: 14px; }
body { padding: 24px; }
#scan {
  position: fixed; inset: 0; pointer-events: none; z-index: 99;
  background: repeating-linear-gradient(0deg, rgba(0,0,0,0.16) 0px, rgba(0,0,0,0.16) 1px, transparent 1px, transparent 3px);
  mix-blend-mode: overlay; opacity: 0.4;
}
.hidden { display: none !important; }
input, select, textarea {
  width: 100%; font-family: inherit; font-size: 13px; color: var(--text);
  background: rgba(4, 8, 24, 0.75); border: 1px solid var(--line);
  padding: 9px 12px; outline: none; transition: box-shadow 0.18s;
}
input:focus, select:focus, textarea:focus { box-shadow: 0 0 12px rgba(0, 240, 255, 0.25); }
button {
  font-family: inherit; font-size: 13px; letter-spacing: 1px; color: var(--text);
  background: rgba(8, 12, 30, 0.85); border: 1px solid var(--c1);
  padding: 9px 16px; cursor: pointer; transition: all 0.18s; white-space: nowrap;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 8px 100%, 0 calc(100% - 8px));
}
button:hover { background: rgba(0, 240, 255, 0.15); box-shadow: 0 0 14px rgba(0, 240, 255, 0.35); }
button.ghost { border-color: var(--line); }
button.danger { border-color: var(--c2); }
button.danger:hover { background: rgba(255, 43, 214, 0.15); box-shadow: 0 0 14px rgba(255, 43, 214, 0.35); }
.sub { color: var(--dim); font-size: 12px; letter-spacing: 1px; }

/* 登录 */
.card {
  max-width: 400px; margin: 12vh auto 0; padding: 28px 30px;
  background: var(--panel); border: 1px solid var(--line);
  backdrop-filter: blur(8px);
  box-shadow: 0 0 18px rgba(255, 43, 214, 0.10), inset 0 0 12px rgba(255, 43, 214, 0.04);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  display: flex; flex-direction: column; gap: 14px;
}
.card h1 { font-size: 20px; letter-spacing: 2px; color: #eafcff; text-shadow: 2px 0 rgba(255,43,214,0.8), -2px 0 rgba(0,240,255,0.8); }
#loginErr { color: var(--c2); font-size: 12px; min-height: 16px; }

/* 布局 */
#app { display: flex; gap: 22px; max-width: 1200px; margin: 0 auto; }
#sidebar {
  flex: 0 0 190px; padding: 18px 14px;
  background: var(--panel); border: 1px solid var(--line);
  backdrop-filter: blur(8px);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  display: flex; flex-direction: column; gap: 10px; position: sticky; top: 24px; align-self: flex-start;
}
.logo { font-size: 15px; font-weight: 700; letter-spacing: 2px; color: #eafcff; text-shadow: 1px 0 rgba(255,43,214,0.8), -1px 0 rgba(0,240,255,0.8); }
.logo-sub { color: var(--dim); font-size: 10px; letter-spacing: 3px; margin-bottom: 8px; }
#sidebar nav { display: flex; flex-direction: column; gap: 8px; }
.nav-item { text-align: left; border-color: var(--line); }
.nav-item.on { border-color: var(--c1); color: #dffcff; box-shadow: 0 0 10px rgba(0,240,255,0.25), inset 0 0 8px rgba(0,240,255,0.12); }
.home-link { color: var(--dim); font-size: 12px; margin-top: 18px; text-decoration: none; letter-spacing: 1px; }
.home-link:hover { color: var(--c1); }

#main { flex: 1; min-width: 0; }
#topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 20px; margin-bottom: 18px;
  background: var(--panel); border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
#topbar h1 { font-size: 18px; letter-spacing: 2px; color: var(--c1); }

/* 仪表盘 */
.stat-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 14px; margin-bottom: 22px; }
.stat {
  padding: 18px 16px; text-align: center;
  background: var(--panel); border: 1px solid var(--line);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 10px 100%, 0 calc(100% - 10px));
}
.stat b { display: block; font-size: 30px; color: var(--c1); }
.stat span { color: var(--dim); font-size: 12px; letter-spacing: 1px; }
.sec { color: var(--c1); font-size: 15px; letter-spacing: 1px; margin: 18px 0 10px; padding-left: 10px; border-left: 3px solid var(--c1); }

/* 文章表格 */
.toolbar { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar.wrap input { flex: 1; min-width: 160px; }
.toolbar input#fTitle { flex: 3; }
.toolbar input#fDate { flex: 1; }
.toolbar input#fTag { flex: 1; }
.toolbar select { flex: 0 0 120px; }
.table-wrap {
  background: var(--panel); border: 1px solid var(--line);
  overflow-x: auto;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid rgba(255, 43, 214, 0.14); }
th { color: var(--c1); background: rgba(0, 240, 255, 0.06); font-weight: normal; letter-spacing: 1px; }
tr:hover td { background: rgba(0, 240, 255, 0.05); }
td.title { color: #eafcff; cursor: pointer; }
td.title:hover { color: var(--c1); }
.badge { display: inline-block; padding: 2px 8px; font-size: 11px; letter-spacing: 1px; border: 1px solid; }
.badge.publish { color: var(--c4); border-color: var(--c4); }
.badge.draft { color: var(--dim); border-color: var(--dim); }
.ops { display: flex; gap: 8px; }
.ops button { padding: 5px 10px; font-size: 12px; }

/* 编辑器 */
.md-toolbar { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.md-toolbar button { padding: 5px 10px; font-size: 12px; border-color: var(--line); }
.editor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.editor-grid textarea { min-height: 62vh; resize: vertical; line-height: 1.8; }
#preview {
  background: rgba(4, 8, 24, 0.75); border: 1px dashed var(--line);
  padding: 14px 16px; overflow-y: auto; min-height: 62vh; line-height: 1.9; font-size: 13px;
}
#preview h1, #preview h2, #preview h3 { color: var(--c1); margin: 14px 0 8px; }
#preview h2 { border-left: 3px solid var(--c1); padding-left: 10px; }
#preview code { color: var(--c4); background: rgba(0,240,255,0.08); padding: 1px 5px; font-size: 12px; }
#preview pre { background: rgba(2,5,16,0.9); border: 1px solid var(--line); padding: 12px; overflow-x: auto; }
#preview pre code { background: none; padding: 0; color: #b8e8ff; }
#preview table { border-collapse: collapse; width: 100%; font-size: 12px; }
#preview th, #preview td { border: 1px solid var(--line); padding: 6px 10px; }
#preview blockquote { border-left: 3px solid var(--c2); padding: 4px 14px; background: rgba(255,43,214,0.05); }
#preview ul, #preview ol { margin-left: 22px; }

/* 设置 */
.panel {
  background: var(--panel); border: 1px solid var(--line);
  padding: 18px 20px; margin-bottom: 16px; display: flex; flex-direction: column; gap: 10px;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
}
.panel label { color: var(--dim); font-size: 12px; letter-spacing: 1px; }
.panel button { align-self: flex-start; }
#settingsTip { color: var(--c2); font-size: 12px; min-height: 16px; }

@media (max-width: 760px) {
  body { padding: 12px; }
  #app { flex-direction: column; }
  #sidebar { position: static; flex: auto; }
  #sidebar nav { flex-direction: row; flex-wrap: wrap; }
  .editor-grid { grid-template-columns: 1fr; }
  .toolbar.wrap input { min-width: 100%; }
}