/* =========================================================================
 * styles.css — 授权防护控制台 · 视觉层
 * 主题：深色安全控制台（玻璃拟态 + 青/翠渐变），支持明暗切换
 * ========================================================================= */
:root {
  --bg: #070b16;
  --bg-2: #0c1326;
  --panel: rgba(20, 30, 54, 0.66);
  --panel-solid: #111a30;
  --card: rgba(255, 255, 255, 0.04);
  --card-hover: rgba(255, 255, 255, 0.07);
  --ink: #e8eefc;
  --muted: #8da2c4;
  --faint: #5b6e92;
  --line: rgba(140, 170, 220, 0.14);
  --brand: #2dd4bf;     /* teal */
  --brand-2: #38bdf8;   /* cyan */
  --brand-3: #818cf8;   /* indigo */
  --ok: #34d399;
  --ok-bg: rgba(52, 211, 153, 0.14);
  --bad: #f87171;
  --bad-bg: rgba(248, 113, 113, 0.14);
  --warn: #fbbf24;
  --warn-bg: rgba(251, 191, 36, 0.14);
  --info: #60a5fa;
  --info-bg: rgba(96, 165, 250, 0.14);
  --shadow: 0 18px 50px -22px rgba(0, 0, 0, 0.85);
  --radius: 16px;
  --glow: 0 0 0 1px rgba(45, 212, 191, 0.25), 0 0 26px -6px rgba(45, 212, 191, 0.5);
}
:root[data-theme="light"] {
  --bg: #eef2f9;
  --bg-2: #e3e9f4;
  --panel: rgba(255, 255, 255, 0.78);
  --panel-solid: #ffffff;
  --card: #ffffff;
  --card-hover: #f4f7fd;
  --ink: #16233c;
  --muted: #5a6b88;
  --faint: #8a99b5;
  --line: rgba(30, 50, 90, 0.12);
  --brand: #0d9488;
  --brand-2: #0284c7;
  --brand-3: #4f46e5;
  --shadow: 0 16px 40px -22px rgba(20, 40, 80, 0.35);
  --glow: 0 0 0 1px rgba(13, 148, 136, 0.25), 0 0 22px -8px rgba(13, 148, 136, 0.4);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1100px 540px at 12% -8%, rgba(56, 189, 248, 0.16), transparent 60%),
    radial-gradient(900px 500px at 92% 0%, rgba(129, 140, 248, 0.14), transparent 55%),
    radial-gradient(700px 600px at 60% 120%, rgba(45, 212, 191, 0.12), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand-2); text-decoration: none; }
code { font-family: "JetBrains Mono", Consolas, Monaco, monospace; }
::selection { background: rgba(45, 212, 191, 0.3); }

/* ---------- 布局 ---------- */
.app { display: grid; grid-template-columns: 264px 1fr; min-height: 100vh; }

.sidebar {
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  background: linear-gradient(180deg, var(--bg-2), transparent);
  border-right: 1px solid var(--line);
  padding: 22px 16px; display: flex; flex-direction: column; gap: 6px;
  backdrop-filter: blur(8px);
}
.brand { display: flex; align-items: center; gap: 12px; padding: 4px 8px 18px; }
.brand .logo {
  width: 40px; height: 40px; border-radius: 12px; flex: none;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  display: grid; place-items: center; font-size: 20px;
  box-shadow: var(--glow);
}
.brand b { font-size: 15px; letter-spacing: .3px; }
.brand span { display: block; font-size: 11px; color: var(--muted); }

.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 11px 13px; border-radius: 11px; cursor: pointer;
  color: var(--muted); font-weight: 600; font-size: 13.5px;
  border: 1px solid transparent; transition: all .18s ease;
  position: relative;
}
.nav-item .ic { font-size: 17px; width: 22px; text-align: center; }
.nav-item:hover { background: var(--card-hover); color: var(--ink); }
.nav-item.active {
  color: #04121a; background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: var(--glow);
}
:root[data-theme="light"] .nav-item.active { color: #fff; }
.nav-item .badge {
  margin-left: auto; font-size: 11px; padding: 1px 8px; border-radius: 20px;
  background: var(--bad-bg); color: var(--bad); font-weight: 700;
}
.nav-item.active .badge { background: rgba(0,0,0,.18); color: inherit; }

.side-foot { margin-top: auto; padding-top: 16px; border-top: 1px solid var(--line); }
.theme-toggle {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 10px 13px; border-radius: 11px; border: 1px solid var(--line);
  background: var(--card); color: var(--muted); cursor: pointer; font-size: 13px;
  transition: all .18s;
}
.theme-toggle:hover { color: var(--ink); background: var(--card-hover); }

.main { padding: 26px 30px 60px; min-width: 0; }
.topbar {
  display: flex; align-items: center; gap: 14px; margin-bottom: 22px; flex-wrap: wrap;
}
.topbar h1 { margin: 0; font-size: 22px; letter-spacing: .3px; }
.topbar .crumb { color: var(--faint); font-size: 13px; }
.topbar .spacer { flex: 1; }

/* ---------- 通用控件 ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 7px; cursor: pointer;
  padding: 9px 15px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--card); color: var(--ink); font-size: 13.5px; font-weight: 600;
  transition: transform .12s ease, background .18s, box-shadow .18s;
}
.btn:hover { background: var(--card-hover); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: linear-gradient(135deg, var(--brand), var(--brand-2)); color: #04121a; border: none; box-shadow: var(--glow); }
:root[data-theme="light"] .btn.primary { color: #fff; }
.btn.danger { background: var(--bad-bg); color: var(--bad); border-color: transparent; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 6px 11px; font-size: 12.5px; }
.btn:focus-visible { outline: 2px solid var(--brand-2); outline-offset: 2px; }

input, select, textarea {
  font: inherit; color: var(--ink); padding: 9px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--card); width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--brand-2); outline-offset: 1px; border-color: transparent; }
label.field { display: block; margin-bottom: 14px; }
label.field > span { display: block; font-size: 12.5px; color: var(--muted); margin-bottom: 6px; font-weight: 600; }

/* ---------- 卡片 ---------- */
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 20px; box-shadow: var(--shadow); backdrop-filter: blur(10px);
  position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: linear-gradient(90deg, transparent, var(--brand), var(--brand-2), transparent);
  opacity: .55;
}
.card h2 { margin: 0 0 16px; font-size: 16px; display: flex; align-items: center; gap: 9px; }
.card h3 { margin: 18px 0 10px; font-size: 14px; color: var(--muted); }
.card .desc { color: var(--muted); font-size: 12.5px; line-height: 1.7; margin: -6px 0 14px; }

.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: 1fr 1fr; }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.stack > * + * { margin-top: 16px; }

/* ---------- 统计卡 ---------- */
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.stat .n { font-size: 28px; font-weight: 800; letter-spacing: .5px; line-height: 1.1; }
.stat .l { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.stat .spark { position: absolute; right: 10px; bottom: 8px; opacity: .8; }
.stat .ring { position: absolute; right: 14px; top: 14px; font-size: 12px; color: var(--faint); }

/* ---------- 防护系数仪表盘 ---------- */
.gauge-wrap { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; }
.gauge { position: relative; width: 200px; height: 200px; flex: none; }
.gauge .center {
  position: absolute; inset: 0; display: grid; place-content: center; text-align: center;
}
.gauge .center .score { font-size: 46px; font-weight: 800; line-height: 1; }
.gauge .center .score small { font-size: 18px; color: var(--muted); font-weight: 600; }
.gauge .center .cap { font-size: 12px; color: var(--muted); margin-top: 4px; letter-spacing: 1px; }
.gauge svg .track { fill: none; stroke: var(--line); }
.gauge svg .prog { fill: none; stroke: url(#gaugeGrad); stroke-linecap: round; transition: stroke-dashoffset 1.4s cubic-bezier(.16,1,.3,1); filter: drop-shadow(0 0 6px rgba(45,212,191,.6)); }

.subbars { flex: 1; min-width: 240px; display: grid; gap: 12px; }
.subbar .top { display: flex; justify-content: space-between; font-size: 13px; margin-bottom: 5px; }
.subbar .top b { font-weight: 700; }
.subbar .top .v { color: var(--brand); font-weight: 700; }
.bar { height: 9px; border-radius: 20px; background: var(--line); overflow: hidden; }
.bar > i { display: block; height: 100%; border-radius: 20px; width: 0;
  background: linear-gradient(90deg, var(--brand), var(--brand-2)); transition: width 1.1s cubic-bezier(.16,1,.3,1); }

/* ---------- 表格 ---------- */
.tbl-wrap { overflow-x: auto; border-radius: 12px; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 11px 12px; text-align: left; vertical-align: middle; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 700; font-size: 12px; letter-spacing: .3px; background: rgba(255,255,255,.02); position: sticky; top: 0; }
tbody tr { transition: background .15s; }
tbody tr:hover { background: var(--card-hover); }
tbody tr:nth-child(even) { background: rgba(255,255,255,.015); }
.mono { font-family: "JetBrains Mono", Consolas, monospace; font-size: 11.5px; color: var(--ink); }
.tag { display: inline-flex; align-items: center; gap: 5px; padding: 3px 10px; border-radius: 20px; font-size: 12px; font-weight: 700; }
.tag.active { background: var(--ok-bg); color: var(--ok); }
.tag.expired { background: var(--warn-bg); color: var(--warn); }
.tag.blacklisted { background: var(--bad-bg); color: var(--bad); }
.tag.ok { background: var(--ok-bg); color: var(--ok); }
.tag.blocked { background: var(--bad-bg); color: var(--bad); }
.tag.info { background: var(--info-bg); color: var(--info); }

.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-bottom: 14px; }
.toolbar .grow { flex: 1; min-width: 180px; }
.search { position: relative; }
.search input { padding-left: 34px; }
.search::before { content: "🔍"; position: absolute; left: 11px; top: 50%; transform: translateY(-50%); font-size: 13px; opacity: .6; }

/* ---------- 弹窗 ---------- */
.mask {
  position: fixed; inset: 0; background: rgba(4, 8, 18, 0.66); backdrop-filter: blur(6px);
  z-index: 999; display: flex; align-items: center; justify-content: center; padding: 20px;
  animation: fade .2s ease;
}
.modal {
  width: 100%; max-width: 520px; background: var(--panel-solid); border: 1px solid var(--line);
  border-radius: 18px; box-shadow: 0 30px 80px -30px rgba(0,0,0,.9); overflow: hidden;
  animation: pop .26s cubic-bezier(.16,1,.3,1);
}
.modal .m-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--line); background: linear-gradient(120deg, var(--bg-2), transparent); }
.modal .m-head b { font-size: 15.5px; }
.modal .m-body { padding: 20px; max-height: 70vh; overflow-y: auto; }
.modal .m-foot { display: flex; gap: 10px; justify-content: flex-end; padding: 14px 20px; border-top: 1px solid var(--line); }
.x { cursor: pointer; border: none; background: var(--card); color: var(--muted); width: 30px; height: 30px; border-radius: 9px; font-size: 16px; }
.x:hover { color: var(--ink); background: var(--card-hover); }

/* ---------- Toast ---------- */
.toasts { position: fixed; right: 22px; bottom: 22px; z-index: 1200; display: grid; gap: 10px; }
.toast {
  background: var(--panel-solid); border: 1px solid var(--line); border-left: 3px solid var(--brand);
  border-radius: 12px; padding: 12px 16px; min-width: 240px; box-shadow: var(--shadow);
  display: flex; gap: 10px; align-items: center; animation: slidein .3s cubic-bezier(.16,1,.3,1);
}
.toast.bad { border-left-color: var(--bad); }
.toast.warn { border-left-color: var(--warn); }
.toast .ti { font-size: 16px; }
.toast .tx { font-size: 13px; }

/* ---------- 登录 ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card { width: 100%; max-width: 420px; }
.login-card .lock { font-size: 30px; width: 64px; height: 64px; border-radius: 18px; display: grid; place-items: center; margin: 0 auto 14px; background: linear-gradient(135deg, var(--brand), var(--brand-2)); box-shadow: var(--glow); }

/* ---------- 事件流 ---------- */
.stream { font-family: "JetBrains Mono", Consolas, monospace; font-size: 12px; line-height: 1.9; max-height: 280px; overflow-y: auto; background: rgba(0,0,0,.25); border-radius: 12px; padding: 12px 14px; border: 1px solid var(--line); }
.stream .ln { display: flex; gap: 10px; opacity: 0; animation: fade .4s forwards; }
.stream .ln .t { color: var(--faint); }
.stream .ln .ok { color: var(--ok); }
.stream .ln .bl { color: var(--bad); }
.stream .ln .wn { color: var(--warn); }

/* ---------- 图表 ---------- */
.chart { width: 100%; height: 200px; }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 12px; color: var(--muted); margin-top: 10px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: middle; }

/* ---------- 文档 ---------- */
.doc { font-size: 13.5px; line-height: 1.8; }
.doc h4 { margin: 18px 0 8px; color: var(--brand); }
.doc pre { background: rgba(0,0,0,.3); border: 1px solid var(--line); border-radius: 10px; padding: 14px; overflow-x: auto; font-size: 12px; color: var(--ink); }
.doc code { background: var(--card); padding: 1px 6px; border-radius: 5px; }

/* ---------- 动画 ---------- */
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes pop { from { opacity: 0; transform: translateY(14px) scale(.97); } to { opacity: 1; transform: none; } }
@keyframes slidein { from { opacity: 0; transform: translateX(30px); } to { opacity: 1; transform: none; } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-6px); } }
.view-enter { animation: fade .35s ease; }
.pulse { animation: pulse 2.4s ease-in-out infinite; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 rgba(45,212,191,.5); } 50% { box-shadow: 0 0 0 8px rgba(45,212,191,0); } }

/* ---------- 响应式 ---------- */
.menu-btn { display: none; }
@media (max-width: 980px) {
  .app { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; z-index: 1000; width: 264px; left: 0; top: 0;
    transform: translateX(-105%); transition: transform .28s cubic-bezier(.16,1,.3,1);
    background: var(--bg-2);
  }
  .sidebar.open { transform: none; box-shadow: 0 0 60px rgba(0,0,0,.6); }
  .menu-btn { display: inline-flex; }
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .grid.cols-3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .main { padding: 18px 14px 50px; }
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
  .gauge-wrap { justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}