/* goport 管理后台 · 暗色主题 · 直角 */
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body {
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  background: #0E1116; color: #E6EAF2; font-size: 13px;
}
button { font-family: inherit; cursor: pointer; }
input, select { font-family: inherit; }

/* ===== 登录页 ===== */
#login-view {
  height: 100vh; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(1200px 600px at 20% -10%, #1A2438 0%, #0E1116 55%);
}
.login-card {
  width: 360px; background: #161B24; border: 1px solid #262D3A; padding: 36px 32px;
}
.login-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.login-logo .mark {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, #4F8CFF, #7B5CFF);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 16px; color: #fff;
}
.login-card h1 { font-size: 18px; font-weight: 600; }
.login-card .sub { color: #8A94A6; font-size: 12px; margin-bottom: 24px; }
.login-card label { display: block; color: #AEB7C6; font-size: 12px; margin: 14px 0 6px; }
.login-card input {
  width: 100%; height: 38px; background: #0E1116; border: 1px solid #2A3242;
  color: #E6EAF2; padding: 0 12px; font-size: 13px; outline: none;
}
.login-card input:focus { border-color: #4F8CFF; }
.login-card .btn-primary { width: 100%; margin-top: 24px; }
.login-err { color: #EF4444; font-size: 12px; margin-top: 10px; min-height: 16px; }

/* ===== 主界面布局 ===== */
#main-view { display: none; height: 100vh; }
.layout { display: flex; height: 100%; }

.sidebar {
  width: 200px; background: #11151C; border-right: 1px solid #1E242E;
  display: flex; flex-direction: column; flex-shrink: 0;
}
.sidebar .brand {
  display: flex; align-items: center; gap: 10px; padding: 16px 18px;
  border-bottom: 1px solid #1E242E;
}
.sidebar .brand .mark {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, #4F8CFF, #7B5CFF);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; color: #fff; font-size: 14px;
}
.sidebar .brand .t { font-weight: 600; font-size: 14px; }
.sidebar .brand .s { font-size: 10px; color: #8A94A6; }
.nav { flex: 1; padding: 10px 0; }
.nav .group { font-size: 10px; color: #5B6575; padding: 12px 18px 6px; letter-spacing: 1px; }
.nav-item {
  display: flex; align-items: center; gap: 10px; padding: 11px 18px;
  color: #9AA3B5; cursor: pointer; font-size: 13px;
  border-left: 3px solid transparent; user-select: none;
}
.nav-item:hover { background: #171C25; color: #E6EAF2; }
.nav-item.active { background: #1A1F29; color: #4F8CFF; border-left-color: #4F8CFF; font-weight: 600; }
.nav-item .ico { width: 18px; text-align: center; }

.sidebar .foot {
  padding: 14px 18px; border-top: 1px solid #1E242E; font-size: 11px; color: #5B6575;
}

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 52px; background: #11151C; border-bottom: 1px solid #1E242E;
  display: flex; align-items: center; justify-content: space-between; padding: 0 22px;
}
.topbar .page-title { font-size: 15px; font-weight: 600; }
.topbar .right { display: flex; align-items: center; gap: 16px; font-size: 12px; color: #9AA3B5; }
.topbar .right .logout { color: #4F8CFF; cursor: pointer; }
.topbar .right .logout:hover { text-decoration: underline; }

.content { flex: 1; overflow-y: auto; padding: 22px; }
.page { display: none; }
.page.active { display: block; }

/* ===== 仪表盘 ===== */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; }
.stat-card {
  background: #161B24; border: 1px solid #262D3A; padding: 18px 20px;
  border-top: 3px solid #4F8CFF;
}
.stat-card .k { font-size: 12px; color: #8A94A6; }
.stat-card .v { font-size: 26px; font-weight: 700; margin-top: 8px; font-family: Consolas, monospace; }
.stat-card .d { font-size: 11px; color: #5B6575; margin-top: 6px; }
.stat-card.green { border-top-color: #22C55E; }
.stat-card.purple { border-top-color: #7B5CFF; }
.stat-card.orange { border-top-color: #F59E0B; }

.panel {
  background: #161B24; border: 1px solid #262D3A; margin-top: 16px;
}
.panel .head {
  padding: 13px 18px; border-bottom: 1px solid #1E242E;
  display: flex; align-items: center; justify-content: space-between;
}
.panel .head .t { font-weight: 600; font-size: 13px; }

/* ===== 表格 ===== */
table.tbl { width: 100%; border-collapse: collapse; }
.tbl th {
  text-align: left; padding: 10px 14px; font-size: 11.5px; color: #8A94A6;
  background: #11151C; border-bottom: 1px solid #1E242E; font-weight: 600;
  white-space: nowrap;
}
.tbl td {
  padding: 10px 14px; border-bottom: 1px solid #1B212B; font-size: 12.5px;
  color: #C6CDD9; vertical-align: middle;
}
.tbl tr:hover td { background: #181D27; }
.tbl .mono { font-family: Consolas, monospace; font-size: 12px; }

/* 状态徽标 */
.badge { display: inline-block; padding: 2px 9px; font-size: 11px; border: 1px solid; }
.badge.on { color: #22C55E; border-color: #164E2C; background: #0F2418; }
.badge.off { color: #8A94A6; border-color: #2A3242; background: #171C25; }
.badge.dis { color: #EF4444; border-color: #5B1E1E; background: #2A1214; }
.badge.admin { color: #7B5CFF; border-color: #3A2F66; background: #1D1733; }
.badge.user { color: #4F8CFF; border-color: #1C3A66; background: #101C2E; }

/* ===== 按钮 ===== */
.btn {
  display: inline-block; padding: 7px 14px; font-size: 12px; border: 1px solid #2A3242;
  background: #1A1F29; color: #C6CDD9; border-radius: 0;
}
.btn:hover { background: #222834; }
.btn-primary {
  background: linear-gradient(135deg, #4F8CFF, #6E6AFF); border: none; color: #fff; font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.1); }
.btn-danger { color: #EF4444; border-color: #5B1E1E; background: transparent; }
.btn-danger:hover { background: #2A1214; }
.btn-sm { padding: 3px 9px; font-size: 11.5px; }

/* ===== 工具栏 ===== */
.toolbar { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.toolbar input[type=text], .toolbar input[type=date], .toolbar select {
  height: 32px; background: #0E1116; border: 1px solid #2A3242; color: #E6EAF2;
  padding: 0 10px; font-size: 12px; outline: none;
}
.toolbar input[type=text]:focus, .toolbar select:focus { border-color: #4F8CFF; }
.toolbar .spacer { flex: 1; }

/* 分页 */
.pager { display: flex; align-items: center; gap: 10px; padding: 12px 14px; font-size: 12px; color: #8A94A6; }
.pager button { padding: 4px 12px; }

/* 弹窗 */
.modal-mask {
  display: none; position: fixed; inset: 0; background: rgba(8,10,14,0.72);
  align-items: center; justify-content: center; z-index: 100;
}
.modal-mask.show { display: flex; }
.modal {
  width: 420px; background: #161B24; border: 1px solid #2A3242; padding: 24px;
}
.modal h3 { font-size: 15px; margin-bottom: 18px; }
.modal label { display: block; color: #AEB7C6; font-size: 12px; margin: 12px 0 6px; }
.modal input, .modal select {
  width: 100%; height: 36px; background: #0E1116; border: 1px solid #2A3242;
  color: #E6EAF2; padding: 0 10px; font-size: 12.5px; outline: none;
}
.modal input:focus { border-color: #4F8CFF; }
.modal .row { display: flex; gap: 12px; }
.modal .row > div { flex: 1; }
.modal .actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 22px; }

/* 空态 */
.empty { text-align: center; color: #5B6575; padding: 36px 0; font-size: 12.5px; }

/* 流量汇总 */
.sum-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 14px; }
.sum-chip {
  background: #11151C; border: 1px solid #1E242E; padding: 10px 16px; font-size: 12px;
}
.sum-chip b { font-family: Consolas, monospace; color: #4F8CFF; font-size: 14px; }