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

html,
body {
  height: 100%;
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
  color: #e8eaed;
  background: #0f1115;
}

a {
  color: #8ab4ff;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

.muted {
  color: #9aa0a6;
  font-size: 0.9rem;
}

.error {
  color: #f28b82;
  margin: 0.25rem 0 0;
}

.btn {
  border: 1px solid #3c4043;
  background: #202124;
  color: #e8eaed;
  padding: 0.45rem 0.9rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.95rem;
}
.btn.primary {
  background: #1a73e8;
  border-color: #1a73e8;
}
.btn.primary:hover {
  background: #1967d2;
}
.btn.ghost {
  background: transparent;
}
.btn.ghost:hover {
  background: #303134;
}

.btn.winauth {
  background: #188038;
  border-color: #188038;
  color: #e8eaed;
}
.btn.winauth:hover {
  background: #137333;
  border-color: #137333;
}

.page-login {
  display: grid;
  place-items: center;
  padding: 1rem;
}

.card {
  width: min(400px, 100%);
  background: #202124;
  border: 1px solid #3c4043;
  border-radius: 12px;
  padding: 1.5rem 1.75rem 2rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.card h1 {
  margin: 0 0 0.35rem;
  font-size: 1.35rem;
}

.form {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 1rem;
}

.form label span {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
  color: #bdc1c6;
}

.form input {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border-radius: 6px;
  border: 1px solid #3c4043;
  background: #17181b;
  color: #e8eaed;
}

.page-login .form .login-submit,
.page-login .login-winauth .btn {
  width: 100%;
  padding: 0.55rem 0.9rem;
  font-size: 0.95rem;
}

.login-winauth {
  margin-top: 1.85rem;
}

.shell {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.topbar,
.viewbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 1rem;
  border-bottom: 1px solid #3c4043;
  background: #17181b;
  flex: 0 0 auto;
}

.brand {
  font-weight: 600;
  letter-spacing: 0.02em;
}

.brand-nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.brand-nav a {
  color: inherit;
  text-decoration: none;
}
.brand-nav a:hover {
  text-decoration: underline;
  color: #8ab4ff;
}

.brand-sep {
  color: #5f6368;
  font-weight: 400;
}

.brand-current {
  color: #bdc1c6;
  font-weight: 500;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.userbar {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.userbar-edit {
  color: #8ab4ff;
  font-size: 0.92rem;
  text-decoration: none;
  white-space: nowrap;
}
.userbar-edit:hover {
  text-decoration: underline;
}

.userbar-sep,
.userbar-back {
  color: #5f6368;
  font-size: 0.9rem;
}

.userbar-back {
  text-decoration: none;
  color: #8ab4ff;
  white-space: nowrap;
}
.userbar-back:hover {
  text-decoration: underline;
}

.username {
  color: #bdc1c6;
  font-size: 0.95rem;
}

.home-body {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 0.75rem 1rem 1rem;
  gap: 0.75rem;
  overflow: hidden;
}

.panel {
  background: #17181b;
  border: 1px solid #2a2d31;
  border-radius: 10px;
  padding: 0.65rem 0.85rem;
}

.panel h2 {
  margin: 0 0 0.45rem;
  font-size: 0.95rem;
  color: #bdc1c6;
  font-weight: 600;
}

.recent-panel {
  flex: 0 0 auto;
}

.recent-list {
  align-items: start;
}

.recent-empty {
  grid-column: 1 / -1;
}

.catalog-panel {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.catalog {
  flex: 1;
  min-height: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

body.page-home .home-body {
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
}

body.page-home .catalog-panel {
  flex: 0 0 auto;
  min-height: 0;
  overflow: visible;
}

body.page-home .catalog {
  flex: 0 0 auto;
  min-height: 0;
  overflow: visible;
}

.cat-block {
  background: #141517;
}

.cat-title {
  font-size: 0.8rem;
  color: #9aa0a6;
  margin-bottom: 0.35rem;
}

.scenario-row {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  align-content: flex-start;
}

.scenario-chip {
  border: 1px solid #3c4043;
  border-radius: 8px;
  padding: 0.4rem 0.5rem;
  background: #1b1c1f;
  width: 100%;
  min-width: 0;
}

.scenario-name {
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.page-link-grid {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  gap: 0.5rem 0.4rem;
}

.page-link {
  font-size: 0.78rem;
  padding: 0.35rem 0.3rem;
  border-radius: 8px;
  border: 1px solid #30343a;
  background: #202124;
  min-width: 0;
}

.page-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.35rem;
  text-decoration: none;
}
.page-tile:hover {
  text-decoration: none;
  border-color: #5f6368;
  background: #252629;
}

.page-thumb {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 6px;
  background: #2a2d31;
}

.page-thumb--placeholder {
  min-height: 3.5rem;
}

.page-link-text {
  display: block;
  line-height: 1.25;
  word-break: break-word;
}

.page-view {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

.embed {
  flex: 1;
  border: 0;
  width: 100%;
  min-height: 0;
  background: #000;
}

.embed-full {
  display: block;
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  flex: none;
  min-height: 100vh;
}

.page-view--empty {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: #0f1115;
}

.view-empty-hint {
  color: #9aa0a6;
  font-size: 0.95rem;
  max-width: 24rem;
  text-align: center;
  margin: 0 1rem;
}

.view-tabs-stack {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.view-tab-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: #000;
  z-index: 0;
}

.view-tab-iframe.is-active {
  z-index: 1;
  visibility: visible;
}

.view-tab-iframe:not(.is-active) {
  visibility: hidden;
  pointer-events: none;
}

/* 场景与页面配置 / 我的场景设置样式（与 Node 版一致，省略其余未用项） */
.page-user-scenarios .cfg-body { overflow: auto; }
.user-scn-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 0.6rem; }
.user-scn-card { border: 1px solid #3c4043; border-radius: 10px; background: #1b1c1f; padding: 0.5rem; display: flex; flex-direction: column; gap: 0.35rem; min-width: 0; }
.user-scn-thumb { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-radius: 8px; background: #2a2d31; border: 1px solid #2a2d31; }
.user-scn-name { font-size: 0.9rem; font-weight: 600; color: #e8eaed; word-break: break-word; }
.user-scn-actions { display: flex; justify-content: flex-end; }
.user-scn-form { display: flex; flex-direction: column; gap: 0.65rem; }
.user-scn-field span { display: block; font-size: 0.85rem; margin-bottom: 0.25rem; color: #bdc1c6; }
.user-scn-field input[type="text"] { width: min(420px, 100%); padding: 0.55rem 0.65rem; border-radius: 6px; border: 1px solid #3c4043; background: #17181b; color: #e8eaed; font-size: 0.82rem; }
.user-scn-tip { margin: 0; font-size: 0.84rem; }
.user-scn-table-wrap { overflow: auto; border: 1px solid #2a2d31; border-radius: 8px; }
.user-scn-table { width: 100%; border-collapse: collapse; font-size: 0.78rem; }
.user-scn-table th, .user-scn-table td { border: 1px solid #2a2d31; padding: 0.35rem 0.45rem; text-align: left; vertical-align: middle; }
.user-scn-table thead th { background: #1b1c1f; color: #9aa0a6; font-weight: 600; }
.user-scn-table input[type="number"] { width: 6.5rem; padding: 0.3rem 0.4rem; border-radius: 4px; border: 1px solid #3c4043; background: #17181b; color: #e8eaed; font-size: 0.82rem; }
.user-scn-submit-row { display: flex; align-items: center; gap: 0.6rem; }
.user-scn-msg { font-size: 0.85rem; }
.user-scn-msg--ok { color: #81c995; }
.user-scn-msg--err { color: #f28b82; }