*,
*::before,
*::after {
  box-sizing: border-box;
}

:root {
  --bg: #050816;
  --bg-elevated: rgba(15, 23, 42, 0.9);
  --bg-soft: rgba(15, 23, 42, 0.6);
  --border-subtle: rgba(148, 163, 184, 0.3);
  --primary: #2563eb;
  --primary-soft: rgba(37, 99, 235, 0.12);
  --danger: #ef4444;
  --text-main: #e5e7eb;
  --text-soft: #9ca3af;
  --radius-lg: 18px;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.7);
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;
  background: radial-gradient(circle at top, #1d4ed8 0, #020617 55%, #000 100%);
  color: var(--text-main);
  min-height: 100vh;
}

/* Views */
.view {
  display: none;
}
.view.active {
  display: block;
}

/* 登录页 */
.hero {
  padding: 24px 16px 8px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo {
  width: 40px;
  height: 40px;
  border-radius: 14px;
  background: radial-gradient(circle at 30% 30%, #38bdf8, #1d4ed8 60%, #020617 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}
.brand-text .brand-title {
  font-size: 20px;
  font-weight: 600;
}
.brand-text .brand-sub {
  font-size: 12px;
  color: var(--text-soft);
}

.login-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.8fr);
  gap: 20px;
  padding: 0 16px 24px;
}
.card {
  background: var(--bg-elevated);
  border-radius: var(--radius-lg);
  padding: 18px 18px 20px;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(16px);
}
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.cards {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
h2, h3 {
  margin: 0 0 8px;
  font-size: 18px;
}
.muted {
  font-size: 13px;
  color: var(--text-soft);
}
.login-form form label {
  display: block;
  font-size: 13px;
  margin-bottom: 10px;
}
input[type="text"],
input[type="email"],
input[type="password"],
select,
textarea {
  width: 100%;
  margin-top: 6px;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  background: rgba(15, 23, 42, 0.85);
  color: var(--text-main);
  font-size: 13px;
}
textarea {
  resize: vertical;
}
input:focus,
select:focus,
textarea:focus {
  outline: 1px solid var(--primary);
  border-color: var(--primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px;
  border-radius: 999px;
  border: none;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.18s ease, transform 0.12s ease, box-shadow 0.18s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, #2563eb, #22c55e);
  color: #f9fafb;
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.55);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 40px rgba(37, 99, 235, 0.7);
}
.btn-secondary {
  background: var(--primary-soft);
  border: 1px solid rgba(148, 163, 184, 0.6);
  color: var(--text-main);
}
.btn-secondary:hover {
  background: rgba(31, 41, 55, 0.9);
}
.btn-danger {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.7);
  color: #fecaca;
}
.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}
.btn-block {
  width: 100%;
  margin-top: 8px;
}
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

/* Checkbox */
.checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  margin: 8px 0;
}
.checkbox input {
  width: auto;
}

/* Account list */
.account-list {
  list-style: none;
  padding: 0;
  margin: 10px 0 10px;
  max-height: 260px;
  overflow: auto;
}
.account-item {
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.4);
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  background: rgba(15, 23, 42, 0.85);
}
.account-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.account-email {
  font-size: 13px;
}
.account-note {
  font-size: 11px;
  color: var(--text-soft);
}
.account-actions {
  display: flex;
  gap: 6px;
}

/* Status text */
.status {
  margin-top: 8px;
  min-height: 18px;
  font-size: 12px;
}
.status.error {
  color: #fecaca;
}
.status.success {
  color: #bbf7d0;
}

/* 主界面布局 */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  gap: 12px;
}
.brand.small .brand-title {
  font-size: 16px;
}
.brand.small .brand-sub {
  font-size: 11px;
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.select-group {
  display: flex;
  flex-direction: column;
  font-size: 11px;
}
.select-group label {
  color: var(--text-soft);
  margin-bottom: 2px;
}
.select-group select {
  min-width: 140px;
  font-size: 12px;
}

/* Layout */
.layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 0;
  padding: 0 16px 16px;
}
.sidebar {
  background: var(--bg-soft);
  border-radius: 18px;
  border: 1px solid var(--border-subtle);
  padding: 12px 10px;
  max-height: calc(100vh - 96px);
  overflow: auto;
}
.sidebar-section + .sidebar-section {
  margin-top: 10px;
}
.sidebar-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-soft);
  margin: 4px 4px 6px;
}
.sidebar-item {
  width: 100%;
  text-align: left;
  border-radius: 10px;
  border: none;
  padding: 8px 10px;
  font-size: 13px;
  background: transparent;
  color: var(--text-main);
  cursor: pointer;
}
.sidebar-item:hover {
  background: rgba(15, 23, 42, 0.9);
}
.sidebar-item.active {
  background: rgba(37, 99, 235, 0.16);
  color: #dbeafe;
}

.content {
  padding-left: 12px;
}
.content-view {
  display: none;
}
.content-view.active {
  display: block;
}

/* Tables & code blocks */
.table-wrap {
  border-radius: 14px;
  border: 1px solid rgba(148, 163, 184, 0.45);
  background: rgba(15, 23, 42, 0.9);
  padding: 10px;
  max-height: 320px;
  overflow: auto;
  font-size: 12px;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
th, td {
  padding: 5px 6px;
  border-bottom: 1px solid rgba(30, 41, 59, 0.8);
}
th {
  text-align: left;
  color: var(--text-soft);
  font-weight: 500;
  position: sticky;
  top: 0;
  background: rgba(15, 23, 42, 0.96);
}
.code-block {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 12px;
  padding: 8px 10px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid rgba(30, 64, 175, 0.7);
  max-height: 320px;
  overflow: auto;
  white-space: pre-wrap;
}

/* Icon button */
.icon-btn {
  border-radius: 999px;
  border: none;
  background: rgba(15, 23, 42, 0.8);
  color: var(--text-main);
  padding: 6px 10px;
  font-size: 18px;
}

/* 模板列表 */
.tpl-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.tpl-card {
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.5);
  padding: 8px 10px;
  background: rgba(15, 23, 42, 0.9);
}
.tpl-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}
.tpl-name {
  font-size: 13px;
  font-weight: 500;
}
.tpl-meta {
  font-size: 11px;
  color: var(--text-soft);
}
.tpl-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.tpl-desc-text {
  font-size: 12px;
  margin-top: 4px;
  color: var(--text-soft);
}

/* Mobile */
.mobile-only {
  display: none;
}

@media (max-width: 900px) {
  .login-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .sidebar {
    position: fixed;
    inset: 56px 12px auto 12px;
    max-height: calc(100vh - 80px);
    z-index: 20;
    transform: translateY(-6px);
    display: none;
  }
  .sidebar.open {
    display: block;
  }
  .content {
    padding-left: 0;
    margin-top: 4px;
  }
  .mobile-only {
    display: inline-flex;
  }
  .topbar-right {
    flex-wrap: wrap;
    justify-content: flex-end;
  }
}

@media (max-width: 600px) {
  .topbar {
    flex-wrap: wrap;
    align-items: flex-start;
  }
  .topbar-right {
    width: 100%;
    justify-content: flex-start;
  }
}