/* 模型评测网站 - 深色仪表盘风格（高对比可读性优化） */
:root {
  --bg: #0f1420;
  --panel: #1a2233;
  --panel2: #232d43;
  --border: #303d5c;
  --text: #f0f4fc;          /* 主文字提亮 */
  --text-strong: #ffffff;
  --muted: #aab6cf;         /* 弱化文字提亮，保证可读性 */
  --accent: #5b94ff;
  --accent2: #2ee67a;
  --warn: #ffb43c;
  --danger: #ff5d5d;
  --radius: 12px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.hint { color: var(--muted); font-size: 12px; }

/* 顶部导航 */
.topbar {
  display: flex; align-items: center; gap: 18px;
  padding: 14px 24px; background: var(--panel);
  border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20;
}
.brand { font-size: 16px; font-weight: 700; display: flex; align-items: center; gap: 8px; color: var(--text-strong); }
.brand .logo { font-size: 20px; }
.nav { display: flex; gap: 4px; flex-wrap: wrap; }
.nav a {
  color: var(--muted); padding: 6px 12px; border-radius: 8px; font-size: 13px;
}
.nav a:hover { color: var(--text-strong); text-decoration: none; background: var(--panel2); }
.nav a.active { color: #fff; background: var(--accent); }
.topbar .spacer { flex: 1; }

.container { max-width: 1280px; margin: 0 auto; padding: 20px 24px 60px; }

/* 统计卡片 */
.stat-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px;
}
.stat-card .k { color: var(--muted); font-size: 12px; }
.stat-card .v { font-size: 26px; font-weight: 700; margin-top: 4px; color: var(--text-strong); }
.stat-card .v small { font-size: 13px; color: var(--muted); font-weight: 400; }

.panel {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px 20px; margin-bottom: 18px;
}
.panel h2 { font-size: 15px; margin-bottom: 12px; display: flex; align-items: center; gap: 8px; color: var(--text-strong); }
.panel h3 { font-size: 14px; margin: 14px 0 10px; color: var(--text-strong); }

/* 表格 */
table { width: 100%; border-collapse: collapse; }
th, td { padding: 9px 10px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
th { color: var(--muted); font-weight: 600; white-space: nowrap; cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--text-strong); }
th .arrow { font-size: 10px; color: var(--accent); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td a { font-weight: 600; }
tr:hover td { background: rgba(91, 148, 255, 0.06); }
.tbl-wrap { overflow-x: auto; }

/* 徽标 / pill */
.pill {
  display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 11px;
  background: rgba(91, 148, 255, 0.18); color: #b9d2ff; white-space: nowrap;
}
.pill.green { background: rgba(46, 230, 122, 0.15); color: #8ef5b8; }
.pill.amber { background: rgba(255, 180, 60, 0.15); color: #ffd893; }
.pill.red { background: rgba(255, 93, 93, 0.15); color: #ffb3b3; }
.pill.gray { background: rgba(170, 182, 207, 0.15); color: #c3cde2; }
.badge-decode { font-weight: 700; color: var(--accent2); }

/* 硬件标签 */
.hw-tag {
  display: inline-block; padding: 1px 8px; border-radius: 6px; font-size: 11px;
  background: rgba(155, 120, 255, 0.16); color: #c9b8ff; border: 1px solid rgba(155, 120, 255, 0.35);
  white-space: nowrap;
}

/* 按钮 */
.btn {
  display: inline-block; padding: 6px 13px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel2); color: var(--text); font-size: 12.5px; cursor: pointer;
  transition: all .15s; white-space: nowrap;
}
.btn:hover { border-color: var(--accent); color: var(--text-strong); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.primary:hover { opacity: .88; }
.btn.danger { color: var(--danger); border-color: rgba(255,93,93,.45); }
.btn.danger:hover { background: rgba(255,93,93,.14); }
.btn.small { padding: 3px 9px; font-size: 12px; }
.btn.link { background: none; border: none; color: var(--accent); padding: 0; }
.btn.link:hover { text-decoration: underline; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn[hidden] { display: none !important; }

/* 表单 */
input[type=text], input[type=search], input[type=number], input[type=password], select, textarea {
  background: var(--panel2); border: 1px solid var(--border); color: var(--text);
  border-radius: 8px; padding: 7px 10px; font-size: 13px; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
label { font-size: 12px; color: var(--muted); display: block; margin-bottom: 4px; }
.form-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.form-row label { margin: 0; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 760px) { .form-grid { grid-template-columns: 1fr; } }

/* 弹窗 */
.mask {
  position: fixed; inset: 0; background: rgba(6, 9, 16, .78); z-index: 100;
  display: flex; align-items: center; justify-content: center; padding: 24px;
}
.modal {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  width: 100%; max-width: 860px; max-height: 88vh; display: flex; flex-direction: column;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.modal-head h3 { margin: 0; font-size: 15px; color: var(--text-strong); }
.modal-body { padding: 16px 18px; overflow-y: auto; }
.modal-foot { padding: 12px 18px; border-top: 1px solid var(--border); display: flex; gap: 10px; justify-content: flex-end; }
.mask[hidden] { display: none; }

/* kv 信息块 */
.kv { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; }
.kv-item { background: var(--panel2); border-radius: 8px; padding: 8px 12px; }
.kv-k { font-size: 11px; color: var(--muted); }
.kv-v { font-size: 14px; font-weight: 600; }

/* 图表 */
.chart-toolbar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.chart-img-wrap { text-align: center; padding: 8px 0; }
.chart-img-wrap img { max-width: 100%; border-radius: 8px; }
.chart-csv {
  width: 100%; min-height: 90px; font-family: ui-monospace, monospace; font-size: 12px;
  margin-top: 6px;
}

/* 空态 / 提示 */
.empty { color: var(--muted); text-align: center; padding: 30px 0; }
.notice {
  background: rgba(91,148,255,.12); border: 1px solid rgba(91,148,255,.35);
  border-radius: 8px; padding: 10px 14px; font-size: 12.5px; color: #d3e3ff;
  margin-bottom: 12px;
}
.notice.green { background: rgba(46,230,122,.1); border-color: rgba(46,230,122,.32); color: #daf8e8; }
.notice.red { background: rgba(255,93,93,.1); border-color: rgba(255,93,93,.32); color: #ffd9d9; }

/* toast */
#toast {
  position: fixed; bottom: 26px; left: 50%; transform: translateX(-50%);
  background: #202a42; border: 1px solid var(--accent); color: #fff;
  padding: 10px 18px; border-radius: 10px; z-index: 999; font-size: 13px;
  box-shadow: 0 6px 20px rgba(0,0,0,.4); display: none; max-width: 80vw;
}

.pagination { display: flex; gap: 8px; align-items: center; margin-top: 12px; }
.pagination button { padding: 4px 10px; }
.pagination .info { color: var(--muted); font-size: 12px; }

/* 详情弹窗内的小表 */
.modal-body table.mini th { font-size: 12px; }
.modal-body table.mini td { font-size: 12.5px; }

/* 进度条 */
.meter { background: var(--panel2); border-radius: 6px; height: 8px; overflow: hidden; margin-top: 6px; }
.meter > div { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2)); border-radius: 6px; }

/* 模型选择 chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 5px; padding: 4px 11px; border-radius: 16px;
  background: var(--panel2); border: 1px solid var(--border); font-size: 12.5px; cursor: pointer;
  user-select: none; color: var(--muted);
}
.chip:hover { border-color: var(--accent); }
.chip.on { background: rgba(91,148,255,.16); border-color: var(--accent); color: var(--text-strong); }
.chip .x { color: var(--muted); font-weight: 700; }
.chip .x:hover { color: var(--danger); }

/* 能力测试卡片 */
.cap-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 14px; }
.cap-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 18px; cursor: pointer; transition: border-color .15s;
}
.cap-card:hover { border-color: var(--accent); }
.cap-card .cap-head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.cap-card .cap-icon { font-size: 26px; }
.cap-card .cap-name { font-size: 15px; font-weight: 700; color: var(--text-strong); }
.cap-card .cap-cat { margin-left: auto; }
.cap-card .cap-desc { color: var(--muted); font-size: 12.5px; margin-bottom: 8px; }
.cap-card .cap-count { color: var(--muted); font-size: 12px; }
.cap-item { background: var(--panel2); border-radius: 8px; padding: 10px 12px; margin: 6px 0; }
.cap-item .it-title { font-weight: 600; color: var(--text-strong); font-size: 13px; margin-bottom: 4px; }
.cap-item .it-prompt { color: var(--text); font-size: 12.5px; margin-bottom: 4px; }
.cap-item .it-expect { color: var(--muted); font-size: 12px; }

/* 对比项勾选 */
.col-toggles { display: flex; flex-wrap: wrap; gap: 10px; padding: 8px 0; }
.col-toggles label { display: inline-flex; align-items: center; gap: 5px; margin: 0; color: var(--text); font-size: 12.5px; cursor: pointer; }
.col-toggles input[type=checkbox] { accent-color: var(--accent); width: 14px; height: 14px; }

/* 后台管理 */
.admin-login {
  max-width: 360px; margin: 12vh auto; background: var(--panel);
  border: 1px solid var(--border); border-radius: 14px; padding: 26px 28px;
}
.admin-login h2 { text-align: center; margin-bottom: 18px; color: var(--text-strong); }
.admin-login .field { margin-bottom: 14px; }
.admin-login input { width: 100%; }
.tabs { display: flex; gap: 6px; margin-bottom: 16px; flex-wrap: wrap; }
.tabs button {
  padding: 7px 16px; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel2); color: var(--muted); cursor: pointer; font-size: 13px;
}
.tabs button.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.admin-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; flex-wrap: wrap; gap: 10px; }
.admin-head h2 { margin: 0; color: var(--text-strong); }

/* 能力测试编辑行 */
.cap-edit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
@media (max-width: 760px) { .cap-edit-grid { grid-template-columns: 1fr; } }
textarea.items-editor { min-height: 160px; font-family: ui-monospace, monospace; font-size: 12px; width: 100%; }

/* 对比车（浮动条） */
#cart-bar {
  position: fixed; right: 18px; bottom: 18px; z-index: 90;
  display: flex; align-items: center; gap: 10px; max-width: 640px;
  background: var(--panel); border: 1px solid var(--accent); border-radius: 12px;
  padding: 9px 14px; box-shadow: 0 10px 30px rgba(0,0,0,.45);
}
#cart-bar[hidden] { display: none; }
#cart-bar .cart-label { font-weight: 700; color: var(--text-strong); white-space: nowrap; }
#cart-bar .cart-items {
  color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis;
  white-space: nowrap; max-width: 260px;
}
#cart-bar .cart-items b { color: var(--text); font-weight: 600; }

/* 搜索下拉 */
.search-drop {
  position: absolute; top: 100%; left: 0; margin-top: 4px; width: 100%; max-width: 480px;
  background: var(--panel2); border: 1px solid var(--accent); border-radius: 10px;
  z-index: 30; box-shadow: 0 10px 30px rgba(0,0,0,.45); overflow: hidden;
}
.search-drop[hidden] { display: none; }
.search-item { padding: 9px 14px; cursor: pointer; border-bottom: 1px solid var(--border); }
.search-item:last-child { border-bottom: none; }
.search-item:hover { background: rgba(91,148,255,.12); }
.search-item .si-main { font-weight: 700; color: var(--text-strong); }
.search-item .si-sub { color: var(--muted); font-size: 12px; margin-top: 2px; }