/* ==========================================================================
   山风授权中心 · 科技白主题
   纯白底 + 科技蓝渐变 + 粒子星链动效 + 玻璃拟态卡片 + 柔和光晕
   （视觉语言与 aigeo.shanfeng.wang 保持一致）
   ========================================================================== */

* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --font: "HarmonyOS Sans SC", "MiSans", -apple-system, BlinkMacSystemFont,
          "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;

  --radius: 14px;
  --radius-lg: 20px;
  --radius-sm: 9px;

  /* 品牌：科技蓝 → 天青 */
  --brand: #1A6DFF;
  --brand-2: #00C2FF;
  --brand-3: #6E8CFF;
  --brand-grad: linear-gradient(135deg, #1A6DFF 0%, #00C2FF 100%);
  --brand-grad-soft: linear-gradient(135deg, rgba(26,109,255,.12), rgba(0,194,255,.07));
  --brand-soft: rgba(26,109,255,.08);

  --green: #0FB07A;
  --red: #F0444C;
  --amber: #E8901A;

  --text: #0B1B33;
  --text-2: #4A5A73;
  --text-3: #8695AC;

  --panel: rgba(255,255,255,.78);
  --panel-solid: #FFFFFF;
  --line: rgba(20,70,150,.10);
  --line-2: rgba(20,70,150,.06);
  --line-strong: rgba(26,109,255,.32);

  --input-bg: rgba(255,255,255,.86);
  --thead: rgba(244,248,255,.92);
  --row-hover: rgba(26,109,255,.045);

  --shadow: 0 1px 2px rgba(11,27,51,.04), 0 0 0 1px rgba(20,70,150,.07),
            0 14px 36px -18px rgba(26,109,255,.30);
  --shadow-hover: 0 2px 4px rgba(11,27,51,.05), 0 0 0 1px rgba(26,109,255,.18),
                  0 26px 54px -22px rgba(26,109,255,.48);
  --glow: 0 0 0 4px rgba(26,109,255,.10);
  --glow-btn: 0 8px 22px -8px rgba(26,109,255,.85), inset 0 1px 0 rgba(255,255,255,.30);

  --ease: cubic-bezier(.22,.8,.28,1);
  --side-w: 232px;
}

html { height: 100%; }

body {
  position: relative; min-height: 100vh;
  font-family: var(--font); font-size: 14px; line-height: 1.6; color: var(--text);
  background:
    radial-gradient(940px 520px at 6% -10%, rgba(26,109,255,.13), transparent 62%),
    radial-gradient(820px 480px at 96% 2%, rgba(0,194,255,.12), transparent 60%),
    radial-gradient(700px 520px at 60% 108%, rgba(110,140,255,.10), transparent 62%),
    linear-gradient(180deg, #F7FBFF 0%, #FFFFFF 46%, #FAFCFF 100%);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* 粒子星链画布（static/app.js 绘制） */
#bg-fx { position: fixed; inset: 0; width: 100%; height: 100%; pointer-events: none; z-index: 0; }

::selection { background: rgba(26,109,255,.22); }
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(20,70,150,.18); border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: var(--brand); }

button, input, select, textarea { font-family: inherit; font-size: 14px; color: var(--text); }
button { cursor: pointer; }
a { color: var(--brand); text-decoration: none; }
.mono { font-family: var(--mono); }

/* ============================  登录页  ============================ */
.login-wrap { position: relative; z-index: 1; min-height: 100vh; display: flex;
  align-items: center; justify-content: center; padding: 24px; }

.login-box {
  position: relative; width: 400px; max-width: 100%;
  background: linear-gradient(180deg, rgba(255,255,255,.94), rgba(255,255,255,.76));
  backdrop-filter: blur(20px) saturate(160%); -webkit-backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(255,255,255,.95); border-radius: var(--radius-lg);
  padding: 40px 34px 30px;
  box-shadow: 0 1px 2px rgba(11,27,51,.04), 0 0 0 1px rgba(20,70,150,.06),
              0 40px 80px -32px rgba(26,109,255,.45);
  animation: pop .5s var(--ease) both;
}
/* 顶部光晕 */
.login-box::before {
  content: ''; position: absolute; left: 12%; right: 12%; top: -46px; height: 92px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(26,109,255,.35), transparent 70%);
  filter: blur(18px); pointer-events: none;
}
/* 顶部渐变发丝线 */
.login-box::after {
  content: ''; position: absolute; left: 24px; right: 24px; top: 0; height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, transparent, var(--brand), var(--brand-2), transparent);
}
.login-box h1 {
  position: relative; font-size: 21px; letter-spacing: .2px; margin-bottom: 6px;
  display: flex; align-items: center; gap: 11px; font-weight: 650;
}
.login-box h1 .mark {
  width: 34px; height: 34px; border-radius: 10px; flex: none;
  background: var(--brand-grad);
  display: grid; place-items: center;
  box-shadow: 0 6px 16px -6px rgba(26,109,255,.75);
}
.login-box h1 .mark svg { width: 19px; height: 19px; display: block; }
.login-box .sub { color: var(--text-3); font-size: 12.5px; margin-bottom: 24px; letter-spacing: .2px; }

.lg-err {
  display: flex; align-items: center; gap: 7px;
  background: rgba(240,68,76,.09); border: 1px solid rgba(240,68,76,.22);
  color: #C22B33; border-radius: var(--radius-sm);
  padding: 9px 12px; font-size: 13px; margin-bottom: 14px;
  animation: shake .34s var(--ease);
}
.lg-foot {
  margin-top: 18px; text-align: center; font-size: 11px; letter-spacing: 1.4px;
  color: var(--text-3); text-transform: uppercase;
}

@keyframes pop { from { opacity: 0; transform: translateY(14px) scale(.985); }
                 to   { opacity: 1; transform: none; } }
@keyframes shake {
  0%,100% { transform: translateX(0); } 25% { transform: translateX(-5px); }
  50% { transform: translateX(5px); } 75% { transform: translateX(-3px); }
}

/* ============================  后台骨架  ============================ */
.layout { position: relative; z-index: 1; display: flex; min-height: 100vh; }

.sidebar {
  width: var(--side-w); flex: none; position: sticky; top: 0; height: 100vh;
  display: flex; flex-direction: column;
  background: linear-gradient(180deg, rgba(255,255,255,.90), rgba(255,255,255,.66));
  backdrop-filter: blur(18px) saturate(150%); -webkit-backdrop-filter: blur(18px) saturate(150%);
  border-right: 1px solid var(--line);
}
.sidebar .logo {
  display: flex; align-items: center; gap: 10px;
  padding: 20px 20px 16px; font-size: 15.5px; font-weight: 650; letter-spacing: .2px;
}
.sidebar .logo .mk {
  width: 30px; height: 30px; border-radius: 9px; flex: none; background: var(--brand-grad);
  display: grid; place-items: center; box-shadow: 0 6px 14px -6px rgba(26,109,255,.7);
}
.sidebar .logo .mk svg { width: 17px; height: 17px; display: block; }
.sidebar .logo small { display: block; font-size: 10.5px; font-weight: 400;
  color: var(--text-3); letter-spacing: .6px; }

.sidebar nav { flex: 1; padding: 6px 12px 12px; overflow-y: auto; }
.sidebar nav a {
  position: relative; display: flex; align-items: center; gap: 10px;
  padding: 10px 12px; margin-bottom: 2px; border-radius: var(--radius-sm);
  font-size: 13.5px; color: var(--text-2); transition: all .18s var(--ease);
}
.sidebar nav a .ni { width: 16px; height: 16px; flex: none; opacity: .85; }
.sidebar nav a:hover { background: var(--row-hover); color: var(--brand); }
.sidebar nav a.active {
  color: var(--brand); font-weight: 600;
  background: var(--brand-grad-soft);
  box-shadow: inset 0 0 0 1px rgba(26,109,255,.16);
}
.sidebar nav a.active::before {
  content: ''; position: absolute; left: -12px; top: 8px; bottom: 8px; width: 3px;
  border-radius: 0 3px 3px 0; background: var(--brand-grad);
}
.sidebar nav .nav-sep { height: 1px; background: var(--line-2); margin: 10px 8px; }

.sidebar .side-foot {
  padding: 12px 16px 16px; border-top: 1px solid var(--line-2);
  font-size: 11px; color: var(--text-3); letter-spacing: .4px;
}
.sidebar .side-foot .who { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.sidebar .side-foot .av {
  width: 26px; height: 26px; border-radius: 50%; flex: none; color: #fff;
  background: var(--brand-grad); display: grid; place-items: center;
  font-size: 12px; font-weight: 600;
}
.sidebar .side-foot .nm { color: var(--text-2); font-size: 12.5px; font-weight: 600;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; gap: 14px;
  padding: 16px 28px;
  background: rgba(255,255,255,.72);
  backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%);
  border-bottom: 1px solid var(--line);
}
.topbar h1 { font-size: 18px; font-weight: 650; letter-spacing: .2px; }
.topbar .crumb { font-size: 12px; color: var(--text-3); margin-top: 1px; }
.topbar .spacer { flex: 1; }
.topbar .chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 5px 12px; border-radius: 999px; font-size: 12.5px;
  background: var(--panel-solid); border: 1px solid var(--line); color: var(--text-2);
  box-shadow: 0 1px 2px rgba(11,27,51,.03);
}
.topbar .chip .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green);
  box-shadow: 0 0 0 3px rgba(15,176,122,.16); }

.content { padding: 24px 28px 40px; }

@media (max-width: 900px) {
  .sidebar { width: 62px; }
  .sidebar .logo span, .sidebar nav a .nt, .sidebar .side-foot .nm, .sidebar .side-foot .who-tx { display: none; }
  .sidebar nav a { justify-content: center; }
  .content, .topbar { padding-left: 16px; padding-right: 16px; }
}

/* ============================  卡片 / 通用块  ============================ */
.card {
  background: var(--panel);
  backdrop-filter: blur(14px) saturate(150%); -webkit-backdrop-filter: blur(14px) saturate(150%);
  border: 1px solid rgba(255,255,255,.9);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 22px;
  margin-bottom: 20px;
}
.card-hd { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.card-hd h2 { font-size: 15px; font-weight: 650; letter-spacing: .2px; }
.card-hd .desc { font-size: 12px; color: var(--text-3); }
.card-hd .spacer { flex: 1; }

.sec-title { font-size: 12px; font-weight: 600; letter-spacing: 1.2px;
  color: var(--text-3); text-transform: uppercase; margin: 4px 0 12px; }

/* ============================  统计卡  ============================ */
.stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px; margin-bottom: 20px;
}
.stat {
  position: relative; overflow: hidden;
  background: var(--panel-solid); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 16px 18px 15px;
  box-shadow: 0 1px 2px rgba(11,27,51,.04), 0 8px 22px -16px rgba(26,109,255,.35);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.stat::before {
  content: ''; position: absolute; left: 0; right: 0; top: 0; height: 3px;
  background: var(--brand-grad);
}
.stat:hover { transform: translateY(-2px); box-shadow: var(--shadow-hover); }
.stat .k { font-size: 12px; color: var(--text-3); letter-spacing: .3px; margin-bottom: 6px; }
.stat .v { font-size: 27px; font-weight: 680; letter-spacing: -.4px; line-height: 1.1;
  font-variant-numeric: tabular-nums; }
.stat .u { font-size: 12px; color: var(--text-3); margin-left: 3px; font-weight: 400; }
.stat .ic {
  position: absolute; right: 14px; top: 14px; width: 30px; height: 30px; border-radius: 9px;
  display: grid; place-items: center; background: var(--brand-grad-soft); color: var(--brand);
}
.stat .ic svg { width: 16px; height: 16px; }
.stat.ok::before   { background: linear-gradient(90deg, #0FB07A, #34D399); }
.stat.ok .ic       { background: rgba(15,176,122,.10); color: var(--green); }
.stat.warn::before { background: linear-gradient(90deg, #E8901A, #FBBA4A); }
.stat.warn .ic     { background: rgba(232,144,26,.12); color: var(--amber); }
.stat.danger::before { background: linear-gradient(90deg, #F0444C, #FF7A80); }
.stat.danger .ic   { background: rgba(240,68,76,.10); color: var(--red); }
.stat.cyan::before { background: linear-gradient(90deg, #00C2FF, #6E8CFF); }
.stat.cyan .ic     { background: rgba(0,194,255,.12); color: #0091C2; }

/* ============================  表格  ============================ */
.tbl-wrap { overflow-x: auto; margin: 0 -22px -20px; padding: 0 22px 4px; }
table.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
table.tbl thead th {
  text-align: left; font-weight: 600; font-size: 12px; letter-spacing: .3px;
  color: var(--text-2); background: var(--thead);
  padding: 10px 12px; border-bottom: 1px solid var(--line);
  white-space: nowrap; position: sticky; top: 0;
}
table.tbl thead th:first-child { border-radius: var(--radius-sm) 0 0 0; }
table.tbl thead th:last-child  { border-radius: 0 var(--radius-sm) 0 0; }
table.tbl tbody td { padding: 11px 12px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
table.tbl tbody tr { transition: background .15s var(--ease); }
table.tbl tbody tr:hover { background: var(--row-hover); }
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl td.mono { font-family: var(--mono); font-size: 12.5px; letter-spacing: -.1px; }
table.tbl .ops { white-space: nowrap; }
table.tbl .ops form { display: inline-flex; gap: 6px; align-items: center; }
.empty { padding: 34px 10px; text-align: center; color: var(--text-3); font-size: 13px; }
.empty svg { width: 34px; height: 34px; opacity: .35; display: block; margin: 0 auto 10px; }

/* ============================  标签  ============================ */
.tag {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 600;
  background: rgba(134,149,172,.12); color: var(--text-2); white-space: nowrap;
}
.tag::before { content: ''; width: 5px; height: 5px; border-radius: 50%; background: currentColor; opacity: .8; }
.tag.active, .tag.ok   { background: rgba(15,176,122,.11); color: #0A8F62; }
.tag.unused            { background: rgba(134,149,172,.13); color: var(--text-2); }
.tag.revoked, .tag.over{ background: rgba(240,68,76,.11); color: #C22B33; }
.tag.soon              { background: rgba(232,144,26,.14); color: #B9700E; }
.tag.brand             { background: var(--brand-soft); color: var(--brand); }

/* ============================  表单  ============================ */
.field { margin-bottom: 14px; }
.field .f { display: block; font-size: 12px; color: var(--text-2); margin-bottom: 6px; letter-spacing: .3px; }
.input, input.input, input[type=text], input[type=password], input[type=number], select {
  width: 100%; padding: 10px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--line); background: var(--input-bg); color: var(--text);
  transition: border-color .16s var(--ease), box-shadow .16s var(--ease);
  outline: none;
}
.input:focus, input[type=text]:focus, input[type=password]:focus,
input[type=number]:focus, select:focus {
  border-color: var(--line-strong); box-shadow: var(--glow); background: #fff;
}
input::placeholder { color: var(--text-3); }
select { cursor: pointer; }

.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 14px; align-items: end; }
.form-grid .g-machine { grid-column: span 2; }
@media (max-width: 720px) { .form-grid .g-machine { grid-column: span 1; } }

.filter-bar { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.filter-bar input[type=text] { width: 250px; }
.filter-bar select { width: 140px; }

/* ============================  按钮  ============================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 16px; border-radius: var(--radius-sm); border: 1px solid var(--line);
  background: var(--panel-solid); color: var(--text-2); font-size: 13.5px; font-weight: 500;
  transition: all .18s var(--ease); white-space: nowrap;
}
.btn:hover { color: var(--brand); border-color: var(--line-strong); box-shadow: var(--glow); }
.btn.primary {
  background: var(--brand-grad); color: #fff; border-color: transparent;
  box-shadow: var(--glow-btn); font-weight: 600;
}
.btn.primary:hover { color: #fff; filter: brightness(1.06); box-shadow: var(--glow-btn); transform: translateY(-1px); }
.btn.danger { color: var(--red); border-color: rgba(240,68,76,.28); background: rgba(240,68,76,.05); }
.btn.danger:hover { color: #fff; background: var(--red); border-color: var(--red); box-shadow: 0 6px 16px -8px rgba(240,68,76,.8); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--text-3); padding: 7px 10px; }
.btn.ghost:hover { background: var(--row-hover); color: var(--brand); }
.btn.sm { padding: 5px 11px; font-size: 12.5px; border-radius: 8px; }
.btn svg { width: 14px; height: 14px; }

/* ============================  提示条  ============================ */
.msg, .err, .notice {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-radius: var(--radius-sm); font-size: 13px; margin-bottom: 16px;
}
.msg { background: rgba(15,176,122,.10); border: 1px solid rgba(15,176,122,.24); color: #0A8F62; }
.err { background: rgba(240,68,76,.09); border: 1px solid rgba(240,68,76,.24); color: #C22B33; }
.notice { background: var(--brand-soft); border: 1px solid rgba(26,109,255,.22); color: var(--brand); }

/* 新生成的授权码展示 */
.codes {
  background: linear-gradient(135deg, rgba(26,109,255,.07), rgba(0,194,255,.05));
  border: 1px solid rgba(26,109,255,.20); border-radius: var(--radius);
  padding: 16px 18px; margin-bottom: 16px;
}
.codes .hd { font-size: 12px; color: var(--brand); font-weight: 600; margin-bottom: 10px;
  display: flex; align-items: center; gap: 7px; }
.code-list { display: flex; flex-wrap: wrap; gap: 8px; }
.code-item {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); font-size: 13.5px; letter-spacing: .4px;
  background: #fff; border: 1px dashed rgba(26,109,255,.35);
  border-radius: 8px; padding: 6px 10px; color: var(--text);
}
.code-item button {
  border: 0; background: transparent; color: var(--brand); font-size: 11.5px;
  padding: 2px 4px; border-radius: 5px;
}
.code-item button:hover { background: var(--brand-soft); }

/* 时间线式日志 */
.logs { list-style: none; }
.logs li {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 10px 0; border-bottom: 1px solid var(--line-2); font-size: 13px;
}
.logs li:last-child { border-bottom: 0; }
.logs .t { font-family: var(--mono); font-size: 12px; color: var(--text-3); width: 138px; flex: none; }
.logs .ty { flex: none; }
.logs .d { color: var(--text-2); word-break: break-all; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001s !important; animation-delay: 0s !important;
                           transition-duration: .001s !important; }
}