:root {
  color-scheme: dark;
  --bg: #05070d;
  --card: #0b1420;
  --border: rgba(139, 197, 207, 0.17);
  --text: #eef7f8;
  --text-muted: #82949f;
  --primary: #45f0df;
  --primary-hover: #5fffe7;
  --green: #34d399;
  --green-bg: rgba(52, 211, 153, 0.13);
  --gray: #82949f;
  --gray-bg: rgba(130, 148, 159, 0.12);
  --blue-bg: rgba(91, 140, 255, 0.15);
  --orange: #fbbf24;
  --orange-bg: rgba(251, 191, 36, 0.13);
  --red: #ff6b6b;
  --red-bg: rgba(255, 107, 107, 0.13);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

/* ---------- 登录页 ---------- */

.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 36px 32px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.login-brand {
  text-align: center;
  margin-bottom: 24px;
}

.login-brand .logo {
  margin: 0 auto 14px;
}

.login-brand h1 {
  font-size: 20px;
  font-weight: 600;
}

.login-brand p {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 6px;
}

.field {
  display: block;
  margin-bottom: 14px;
  font-size: 13px;
  color: var(--text-muted);
}

.field span {
  display: block;
  margin-bottom: 6px;
}

.field input,
.field select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  color: var(--text);
  background: #0b1420;
}

.field input:focus,
.field select:focus {
  outline: none;
  border-color: var(--primary);
}

.btn-block {
  width: 100%;
  padding: 11px;
  font-size: 15px;
}

.form-error {
  color: var(--red);
  font-size: 13px;
  margin-bottom: 12px;
}

/* ---------- 头部与导航 ---------- */

.header {
  background: rgba(5, 9, 15, 0.9);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #45f0df, #5b8cff);
  color: #041312;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.5px;
}

.brand h1 {
  font-size: 17px;
  font-weight: 600;
}

.brand p {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 2px;
}

.user-area {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-name {
  font-size: 14px;
  font-weight: 500;
}

.nav {
  border-top: 1px solid var(--border);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  gap: 4px;
}

.nav-tab {
  padding: 12px 18px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  font-size: 14px;
  color: var(--text-muted);
  cursor: pointer;
}

.nav-tab:hover {
  color: var(--text);
}

.nav-tab.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
  font-weight: 500;
}

/* ---------- 通用 ---------- */

.container {
  max-width: 1080px;
  margin: 24px auto;
  padding: 0 20px;
}

.view {
  animation: fade-in 0.2s ease;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.section-head h2 {
  font-size: 18px;
  font-weight: 600;
}

.section-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.poll-info {
  font-size: 13px;
  color: var(--text-muted);
}

.btn {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #0d1b27;
  color: var(--text);
  font-size: 14px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn:hover {
  border-color: rgba(105, 173, 184, 0.35);
}

.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #041312;
}

.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.btn-green {
  background: var(--green);
  border-color: var(--green);
  color: #04150c;
}

.btn-green:hover {
  background: #15803d;
  border-color: #15803d;
}

.btn-red {
  background: transparent;
  border-color: rgba(255, 107, 107, 0.5);
  color: var(--red);
}

.btn-red:hover {
  background: var(--red-bg);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ---------- 面板与表格 ---------- */

.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}

.panel h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 14px;
}

.inline-form {
  display: flex;
  align-items: flex-end;
  gap: 14px;
  flex-wrap: wrap;
}

.inline-form .field {
  margin-bottom: 0;
  min-width: 160px;
}

.inline-form .btn {
  height: 40px;
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table th,
.table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.table th {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 13px;
}

.table tr:last-child td {
  border-bottom: none;
}

.role-tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}

.role-superadmin {
  background: var(--orange-bg);
  color: var(--orange);
}

.role-user {
  background: var(--blue-bg);
  color: var(--primary);
}

/* ---------- 实例卡片 ---------- */

.card-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  transition: box-shadow 0.15s;
}

.card:hover {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.card-title .name {
  font-size: 16px;
  font-weight: 600;
}

.card-title .id {
  font-size: 13px;
  color: var(--text-muted);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
}

.badge-running { background: var(--green-bg); color: var(--green); }
.badge-stopped { background: var(--gray-bg); color: var(--gray); }
.badge-pending { background: var(--blue-bg); color: var(--primary); }
.badge-warn { background: var(--orange-bg); color: var(--orange); }
.badge-error { background: var(--red-bg); color: var(--red); }

.meta {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 10px 24px;
  font-size: 13px;
  color: var(--text-muted);
}

.meta .key { margin-right: 6px; }
.meta .val { color: var(--text); font-weight: 500; }

.ip-list {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.ip {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: var(--gray-bg);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 12px;
  color: var(--text);
}

.card-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.region-pill {
  font-size: 12px;
  color: var(--text-muted);
  background: var(--gray-bg);
  padding: 2px 8px;
  border-radius: 6px;
  margin-left: 4px;
}

/* ---------- 使用列表 ---------- */

.usage-box {
  margin-top: 16px;
  border-top: 1px dashed var(--border);
  padding-top: 14px;
}

.usage-head {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.usage-count {
  font-weight: 600;
  color: var(--primary);
}

.usage-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.usage-user {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--blue-bg);
  color: var(--text);
  padding: 6px 12px;
  border-radius: 8px;
  font-size: 13px;
}

.usage-name {
  font-weight: 500;
}

.usage-dur {
  color: var(--text-muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}

.usage-none {
  color: var(--text-muted);
  font-size: 13px;
}

.pending-stop {
  margin-top: 10px;
  font-size: 13px;
  color: var(--orange);
  background: var(--orange-bg);
  border-radius: 8px;
  padding: 8px 12px;
}

.pending-stop b {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  font-size: 15px;
}

.banner {
  padding: 12px 16px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 16px;
}

.banner-warn {
  background: var(--orange-bg);
  color: var(--orange);
}

.toast {
  position: fixed;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  background: #111827;
  color: #fff;
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 14px;
  max-width: 85vw;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  z-index: 100;
  animation: fade-in 0.2s ease;
  word-break: break-all;
}

.toast.error {
  background: var(--red);
}

/* ---------- 每日定时关机 / 实例权限 ---------- */

.banner-info {
  background: var(--blue-bg);
  color: var(--primary);
}

.banner-info b {
  font-variant-numeric: tabular-nums;
}

.daily-stop {
  margin-top: 10px;
  font-size: 13px;
  color: var(--primary);
  background: var(--blue-bg);
  border-radius: 8px;
  padding: 8px 12px;
}

.daily-stop b {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.daily-stop .ignore-state {
  color: var(--orange);
  margin-left: 6px;
}

.btn-ignore {
  background: transparent;
  border-color: rgba(251, 191, 36, 0.5);
  color: var(--orange);
}

.btn-ignore:hover {
  background: var(--orange-bg);
}

.btn-ignore.active {
  background: var(--orange-bg);
  border-color: var(--orange);
}

.btn-ignore:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.perm-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 14px 0;
}

.perm-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  cursor: pointer;
}

.perm-item:hover {
  background: var(--bg);
}

@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}