/* XingShu 2026 workspace refresh.
   This file intentionally loads last so the existing module DOM and behavior stay intact. */

:root {
  color-scheme: dark;
  --bg-dark: #090d0e;
  --bg-primary: #0d1213;
  --bg-secondary: #131a1b;
  --bg-card: rgba(19, 26, 27, 0.92);
  --bg-glass: rgba(255, 255, 255, 0.035);
  --bg-hover: rgba(45, 212, 163, 0.08);
  --bg-input: rgba(4, 8, 9, 0.62);
  --text-primary: #f3f7f6;
  --text-secondary: #a9b6b3;
  --text-muted: #6f7f7b;
  --primary: #2dd4a3;
  --primary-dark: #12a87e;
  --primary-light: #72e2c0;
  --accent: #63b3ed;
  --accent-light: #9bd0f5;
  --warning: #f2b84b;
  --error: #ff6b6b;
  --success: #36d399;
  --info: #63b3ed;
  --signal-coral: #ff7a66;
  --signal-ice: #8bd7ff;
  --metal-edge: rgba(207, 231, 224, 0.18);
  --metal-highlight: rgba(255, 255, 255, 0.07);
  --border: rgba(206, 224, 219, 0.09);
  --border-light: rgba(206, 224, 219, 0.16);
  --border-glow: rgba(45, 212, 163, 0.32);
  --gradient-primary: linear-gradient(135deg, #1fbb8d 0%, #2dd4a3 56%, #63b3ed 100%);
  --gradient-hover: linear-gradient(135deg, #2dd4a3 0%, #72e2c0 58%, #63b3ed 100%);
  --gradient-glow: none;
  --sidebar-width: 238px;
  --topbar-height: 64px;
  --radius-xl: 8px;
  --radius-lg: 8px;
  --radius-md: 7px;
  --radius-sm: 6px;
  --radius-xs: 4px;
  --text-xs: 12px;
  --text-sm: 14px;
  --text-base: 16px;
  --text-lg: 20px;
  --text-xl: 26px;
  --text-2xl: 34px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.24);
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
  --shadow-lg: 0 20px 56px rgba(0, 0, 0, 0.28);
  --shadow-card: 0 14px 40px rgba(0, 0, 0, 0.18);
  --shadow-glow: 0 0 0 1px rgba(45, 212, 163, 0.12);
  --module-art: url("../assets/dashboard-aurora.webp");

  /* Auth pages use the older shared token names. */
  --color-bg: #090d0e;
  --color-bg-secondary: #0d1213;
  --color-surface: #131a1b;
  --color-surface-hover: #182122;
  --color-text: #f3f7f6;
  --color-text-muted: #889793;
  --color-border: rgba(206, 224, 219, 0.13);
  --color-primary: #2dd4a3;
  --color-primary-hover: #72e2c0;
  --color-accent: #63b3ed;
}

[data-theme="light"] {
  color-scheme: light;
  --bg-dark: #edf2f0;
  --bg-primary: #f5f8f7;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.94);
  --bg-glass: rgba(8, 32, 26, 0.035);
  --bg-hover: rgba(13, 135, 99, 0.08);
  --bg-input: rgba(242, 247, 245, 0.96);
  --text-primary: #10211d;
  --text-secondary: #52645f;
  --text-muted: #778680;
  --primary: #0d8763;
  --primary-dark: #08684c;
  --primary-light: #17a77b;
  --accent: #297dad;
  --accent-light: #4c9ac6;
  --signal-coral: #df594c;
  --signal-ice: #287fac;
  --metal-edge: rgba(16, 45, 37, 0.2);
  --metal-highlight: rgba(255, 255, 255, 0.86);
  --border: rgba(16, 45, 37, 0.10);
  --border-light: rgba(16, 45, 37, 0.18);
  --border-glow: rgba(13, 135, 99, 0.32);
  --color-bg: #edf2f0;
  --color-bg-secondary: #f5f8f7;
  --color-surface: #ffffff;
  --color-surface-hover: #f4f8f6;
  --color-text: #10211d;
  --color-text-muted: #65766f;
  --color-border: rgba(16, 45, 37, 0.14);
  --color-primary: #0d8763;
  --color-primary-hover: #08684c;
  --color-accent: #297dad;
}

* {
  letter-spacing: 0 !important;
}

body:not(.auth-page) {
  background-color: var(--bg-dark);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 32px 32px;
  background-attachment: fixed;
}

[data-theme="light"] body:not(.auth-page) {
  background-image:
    linear-gradient(rgba(16, 45, 37, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 45, 37, 0.035) 1px, transparent 1px);
}

body[data-active-module="home"] {
  --module-art: url("../assets/dashboard-aurora.webp");
}

body[data-active-module="ai-chat"],
body[data-active-module="ai-image"],
body[data-active-module="ai-video"],
body[data-active-module="ai-tts"],
body[data-active-module="ai-vision"] {
  --module-art: url("../assets/ai-studio.webp");
}

body[data-active-module="mindmap"],
body[data-active-module="notes"],
body[data-active-module="files"],
body[data-active-module="favorites"] {
  --module-art: url("../assets/knowledge-workspace.webp");
}

body[data-active-module="weather"],
body[data-active-module="tools"],
body[data-active-module="settings"] {
  --module-art: url("../assets/tools-observatory.webp");
}

/* App chrome */
.top-nav,
.top-nav-fixed {
  padding: 0 20px;
  background: rgba(9, 13, 14, 0.93);
  border-bottom-color: var(--border-light);
  box-shadow: none;
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}

[data-theme="light"] .top-nav,
[data-theme="light"] .top-nav-fixed {
  background: rgba(250, 252, 251, 0.92);
}

.nav-brand {
  gap: 10px;
  width: calc(var(--sidebar-width) - 20px);
}

.logo-icon {
  width: 34px;
  height: 34px;
  border: 1px solid rgba(114, 226, 192, 0.32);
  border-radius: 7px;
  background: #13221e;
  color: var(--primary-light);
  box-shadow: inset 0 0 18px rgba(45, 212, 163, 0.08);
}

.xing-logo-mark {
  width: 28px;
  height: 28px;
  overflow: visible;
}

.xing-track {
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: square;
  stroke-linejoin: miter;
  vector-effect: non-scaling-stroke;
}

.xing-track--mint { stroke: var(--primary-light); }
.xing-track--ice { stroke: var(--signal-ice); }
.xing-track--coral { stroke: var(--signal-coral); }

.xing-core {
  fill: #eefbf7;
  stroke: var(--primary);
  stroke-width: 1;
  transform-origin: 16px 16px;
  animation: xing-core-signal 3.2s ease-in-out infinite;
}

[data-theme="light"] .xing-core {
  fill: #0b624a;
  stroke: #ffffff;
}

.brand-text {
  color: var(--text-primary);
  background: none;
  -webkit-text-fill-color: currentColor;
  font-size: 16px;
  font-weight: 720;
  white-space: nowrap;
}

.nav-right {
  gap: 8px;
}

.nav-icon-btn,
.hamburger-btn {
  width: 38px;
  height: 38px;
  border-radius: 7px;
  background: transparent;
  border-color: transparent;
}

.nav-icon-btn:hover,
.hamburger-btn:hover {
  background: var(--bg-hover);
  border-color: var(--border-light);
  transform: none;
}

.nav-right > .user-info {
  min-height: 38px;
  padding: 5px 10px;
  border-radius: 7px;
  background: transparent;
}

.sidebar {
  background: rgba(12, 18, 19, 0.95);
  border-right-color: var(--border-light);
  backdrop-filter: blur(18px) saturate(120%);
  -webkit-backdrop-filter: blur(18px) saturate(120%);
}

[data-theme="light"] .sidebar {
  background: rgba(246, 249, 248, 0.96);
}

.sidebar-header {
  padding: 20px 16px 8px;
}

.sidebar-title {
  color: var(--text-muted);
  font-size: 11px;
  text-transform: none;
}

.tree-nav {
  gap: 3px;
  padding: 6px 10px 18px;
}

.tree-group {
  gap: 3px;
  margin-top: 4px;
}

.tree-item-header {
  min-height: 38px;
  gap: 9px;
  padding: 8px 10px;
  border: 1px solid transparent;
  border-radius: 6px;
  color: var(--text-secondary);
  transition: background-color 150ms ease, border-color 150ms ease, color 150ms ease;
}

.tree-item-header:hover {
  background: rgba(255, 255, 255, 0.035);
  border-color: var(--border);
}

.tree-item.active > .tree-item-header {
  background: rgba(45, 212, 163, 0.09);
  border-color: rgba(45, 212, 163, 0.22);
  box-shadow: inset 3px 0 0 var(--primary);
  color: var(--text-primary);
}

.tree-item.active > .tree-item-header .tree-icon {
  color: var(--primary-light);
}

.tree-icon {
  width: 18px;
  height: 18px;
  color: var(--text-muted);
}

.tree-label {
  font-size: 13px;
}

.tree-children {
  gap: 1px;
  padding-left: 13px;
}

.tree-children .tree-item-header {
  min-height: 34px;
  padding: 6px 10px;
}

.sidebar-footer {
  padding: 12px;
  border-top-color: var(--border-light);
}

.sidebar-footer .user-info {
  width: 100%;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.025);
}

.user-avatar {
  border-radius: 6px;
  background: #18352d;
  color: var(--primary-light);
  box-shadow: none;
}

.main-content {
  padding: 26px 28px 40px;
}

.content {
  max-width: 1500px;
  gap: 20px;
}

#module-content {
  position: relative;
  min-height: calc(100vh - var(--topbar-height) - 66px);
  isolation: isolate;
}

#module-content::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -26px;
  right: -28px;
  width: min(58vw, 760px);
  height: 250px;
  pointer-events: none;
  opacity: 0.3;
  background-image:
    linear-gradient(90deg, var(--bg-dark) 0%, transparent 35%),
    linear-gradient(0deg, var(--bg-dark) 0%, transparent 70%),
    var(--module-art),
    linear-gradient(135deg, rgba(45, 212, 163, 0.2), rgba(99, 179, 237, 0.14));
  background-position: center, center, center, center;
  background-size: cover;
  background-repeat: no-repeat;
  filter: saturate(0.9) contrast(1.05);
  mask-image: linear-gradient(to left, #000 0%, rgba(0, 0, 0, 0.88) 58%, transparent 100%);
  -webkit-mask-image: linear-gradient(to left, #000 0%, rgba(0, 0, 0, 0.88) 58%, transparent 100%);
}

body[data-active-module="home"] #module-content::before {
  display: none;
}

/* Shared module surfaces */
.module-header,
.chat-header,
.files-page-header,
.files-header,
.favorites-header,
.image-header,
.video-header,
.tts-header,
.vision-header,
.toolbox-header,
.notes-page-header,
.settings-page-header {
  min-height: 112px;
  align-items: flex-start !important;
  margin-bottom: 18px !important;
  padding: 22px 24px !important;
  border: 1px solid var(--border-light) !important;
  border-radius: 8px !important;
  background: linear-gradient(100deg, rgba(12, 18, 19, 0.95) 0%, rgba(12, 18, 19, 0.78) 58%, rgba(12, 18, 19, 0.42) 100%) !important;
  box-shadow: none !important;
}

[data-theme="light"] .module-header,
[data-theme="light"] .chat-header,
[data-theme="light"] .files-page-header,
[data-theme="light"] .files-header,
[data-theme="light"] .favorites-header,
[data-theme="light"] .image-header,
[data-theme="light"] .video-header,
[data-theme="light"] .tts-header,
[data-theme="light"] .vision-header,
[data-theme="light"] .toolbox-header,
[data-theme="light"] .notes-page-header,
[data-theme="light"] .settings-page-header {
  background: linear-gradient(100deg, rgba(255, 255, 255, 0.97), rgba(255, 255, 255, 0.84) 62%, rgba(255, 255, 255, 0.52)) !important;
}

.module-header h2,
.chat-header h2,
.files-page-header h2,
.files-header h2,
.favorites-header h2,
.image-header h2,
.video-header h2,
.tts-header h2,
.vision-header h2,
.toolbox-header h2,
.notes-page-header h2,
.settings-page-header h2 {
  font-size: 23px !important;
  line-height: 1.2;
  color: var(--text-primary) !important;
  background: none !important;
  -webkit-text-fill-color: currentColor !important;
}

.image-header,
.video-header,
.tts-header {
  display: flex !important;
  flex-direction: column;
  justify-content: center !important;
}

.files-header,
.favorites-header,
.vision-header,
.toolbox-header {
  display: flex !important;
  justify-content: space-between !important;
  flex-wrap: wrap;
  gap: 12px;
}

:is(.ai-chat-container, .files-container)::before,
:is(.module-header, .chat-header, .files-header, .image-header, .video-header, .tts-header, .vision-header, .toolbox-header)::before,
:is(.module-header, .chat-header, .files-header, .image-header, .video-header, .tts-header, .vision-header, .toolbox-header)::after {
  display: none !important;
}

.header-subtitle,
.module-subtitle,
.page-subtitle {
  color: var(--text-secondary) !important;
  font-size: 13px !important;
}

.header-actions,
.module-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

body:not(.auth-page) #module-content .card,
body:not(.auth-page) #module-content [class$="-card"] {
  border-radius: 8px !important;
  box-shadow: none !important;
}

body:not(.auth-page) #module-content :is(input, textarea, select) {
  border-color: var(--border-light);
  border-radius: 6px !important;
  background-color: var(--bg-input);
}

body:not(.auth-page) #module-content :is(input, textarea, select):focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(45, 212, 163, 0.12) !important;
  outline: none;
}

.btn,
.btn-primary,
.btn-secondary,
.btn--primary,
.btn--secondary,
.btn--ghost,
.btn--gradient,
.welcome-action-btn,
.ql-add-btn {
  border-radius: 6px !important;
}

.btn-primary,
.btn--primary,
.btn--gradient,
.btn-glow,
.generate-btn,
.send-btn,
.upload-btn,
.ql-add-btn {
  color: #06110d !important;
  background: var(--primary) !important;
  border-color: var(--primary) !important;
  box-shadow: none !important;
}

.btn-primary:hover,
.btn--primary:hover,
.btn--gradient:hover,
.btn-glow:hover,
.generate-btn:hover,
.send-btn:hover,
.upload-btn:hover,
.ql-add-btn:hover {
  background: var(--primary-light) !important;
  transform: none !important;
  filter: none !important;
}

.btn-secondary,
.btn--secondary,
.btn--ghost {
  background: rgba(255, 255, 255, 0.035) !important;
  border: 1px solid var(--border-light) !important;
  color: var(--text-secondary) !important;
  box-shadow: none !important;
}

.btn-secondary:hover,
.btn--secondary:hover,
.btn--ghost:hover {
  background: var(--bg-hover) !important;
  color: var(--text-primary) !important;
  border-color: var(--border-glow) !important;
  transform: none !important;
}

.tab,
[role="tab"],
.template-btn,
.type-tab,
.scenario-tab,
.cat-tab,
.filter-tab {
  border-radius: 5px !important;
}

.scenario-tab.active,
.type-tab.active,
.cat-tab.active,
.filter-tab.active {
  border-color: var(--border-glow) !important;
  background: var(--bg-hover) !important;
}

.modal-content,
.dialog-content,
.dropdown-menu,
.context-menu,
.toast {
  border-radius: 8px !important;
  border-color: var(--border-light) !important;
  box-shadow: var(--shadow-lg) !important;
}

/* Home command center */
.home-container {
  gap: 20px !important;
}

.home-welcome {
  min-height: 216px;
  padding: 30px 32px !important;
  border: 1px solid var(--border-light) !important;
  border-radius: 8px !important;
  background-color: #101719 !important;
  background-image:
    linear-gradient(90deg, rgba(9, 14, 15, 0.98) 0%, rgba(9, 14, 15, 0.88) 43%, rgba(9, 14, 15, 0.30) 78%, rgba(9, 14, 15, 0.16) 100%),
    var(--module-art),
    linear-gradient(135deg, #15362d, #142b38) !important;
  background-position: center, right center, center !important;
  background-size: cover, cover, cover !important;
  background-repeat: no-repeat !important;
  box-shadow: none !important;
  overflow: hidden;
}

[data-theme="light"] .home-welcome {
  background-image:
    linear-gradient(90deg, rgba(249, 252, 251, 0.98) 0%, rgba(249, 252, 251, 0.88) 43%, rgba(249, 252, 251, 0.38) 78%, rgba(249, 252, 251, 0.18) 100%),
    var(--module-art),
    linear-gradient(135deg, #dff4ec, #deedf6) !important;
}

.welcome-glow {
  display: none !important;
}

.welcome-text {
  max-width: 520px;
}

.welcome-greeting {
  font-size: 29px !important;
  line-height: 1.18;
}

.welcome-date-info,
.welcome-user-info {
  color: var(--text-secondary) !important;
}

.welcome-actions {
  align-self: flex-end;
  gap: 8px !important;
}

.welcome-action-btn {
  min-height: 38px;
  border: 1px solid rgba(255, 255, 255, 0.16) !important;
  background: rgba(6, 12, 12, 0.55) !important;
  color: #f3f7f6 !important;
  backdrop-filter: blur(10px);
}

.quick-actions-section,
.data-overview-section,
.activity-section,
.quick-links-section {
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

.quick-actions-section .section-title,
.data-overview-section .section-title,
.activity-section .section-title,
.quick-links-section .section-title {
  margin-bottom: 10px !important;
  color: var(--text-secondary) !important;
  font-size: 13px !important;
  font-weight: 680 !important;
}

.quick-actions-grid {
  gap: 8px !important;
}

.quick-action-card {
  min-height: 112px;
  padding: 16px !important;
  border: 1px solid var(--border) !important;
  background: var(--bg-card) !important;
  box-shadow: none !important;
}

.quick-action-card:hover {
  border-color: var(--border-glow) !important;
  background: var(--bg-hover) !important;
  transform: translateY(-2px) !important;
}

.qa-icon-wrap,
.dc-icon {
  border-radius: 7px !important;
  background: rgba(255, 255, 255, 0.045) !important;
  border: 1px solid var(--border) !important;
}

.data-cards-row {
  gap: 8px !important;
}

.data-card,
.activity-timeline,
.quick-links-grid,
.ql-add-row {
  border: 1px solid var(--border) !important;
  background: var(--bg-card) !important;
  box-shadow: none !important;
}

.activity-timeline,
.quick-links-grid,
.ql-add-row {
  border-radius: 8px !important;
}

.activity-dot.purple {
  background: var(--accent) !important;
}

.activity-dot.green {
  background: var(--success) !important;
}

.activity-dot.amber {
  background: var(--warning) !important;
}

/* AI workspaces: keep the controls dense and the output area dominant. */
.ai-chat-container,
.ai-image-container,
.ai-video-container,
.ai-tts-container,
.ai-vision-container,
.mindmap-container,
.notes-container,
.files-container,
.favorites-container,
.weather-container,
.tools-container,
.toolbox-container,
.settings-container {
  max-width: none !important;
}

.quick-prompts,
.chat-messages,
.input-panel,
.result-panel,
.generation-panel,
.preview-panel,
.vision-upload-area,
.tts-input-section,
.video-prompt-section,
.weather-card,
.settings-section {
  border-color: var(--border) !important;
  border-radius: 8px !important;
  box-shadow: none !important;
}

.chat-messages,
.messages-container,
.result-panel,
.preview-panel {
  background: rgba(8, 13, 14, 0.72) !important;
}

[data-theme="light"] .chat-messages,
[data-theme="light"] .messages-container,
[data-theme="light"] .result-panel,
[data-theme="light"] .preview-panel {
  background: rgba(255, 255, 255, 0.88) !important;
}

.empty-state {
  min-height: 220px;
  border-radius: 8px !important;
  border-color: var(--border) !important;
  background-color: rgba(13, 19, 20, 0.78) !important;
  background-image:
    linear-gradient(90deg, rgba(13, 19, 20, 0.96), rgba(13, 19, 20, 0.76)),
    var(--module-art) !important;
  background-position: center !important;
  background-size: cover !important;
}

[data-theme="light"] .empty-state {
  background-color: rgba(255, 255, 255, 0.88) !important;
  background-image:
    linear-gradient(90deg, rgba(255, 255, 255, 0.97), rgba(255, 255, 255, 0.78)),
    var(--module-art) !important;
}

/* Authentication */
.auth-page {
  min-height: 100svh;
  overflow-x: hidden;
  background: var(--color-bg) !important;
  color: var(--color-text);
}

.auth-page .bg-mesh,
.auth-page .orb {
  display: none !important;
}

.auth-page .auth-wrap {
  width: 100%;
  min-height: 100svh !important;
  max-height: none !important;
  display: flex;
  overflow: visible !important;
  background: var(--color-bg);
}

.auth-page .auth-brand {
  position: relative;
  flex: 0 0 56%;
  min-height: 100svh;
  padding: clamp(36px, 6vw, 88px) !important;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background-color: #0c1716 !important;
  background-image:
    linear-gradient(180deg, rgba(7, 14, 14, 0.06) 0%, rgba(7, 14, 14, 0.35) 48%, rgba(7, 14, 14, 0.96) 100%),
    linear-gradient(90deg, rgba(7, 14, 14, 0.76) 0%, transparent 65%),
    url("../assets/auth-command-center.webp"),
    linear-gradient(135deg, #12352d 0%, #142a34 58%, #302715 100%) !important;
  background-position: center !important;
  background-size: cover !important;
  background-repeat: no-repeat !important;
}

.auth-page .auth-brand::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px) !important;
  background-size: 32px 32px !important;
  opacity: 0.2;
  pointer-events: none;
}

.auth-page .auth-brand-content {
  position: relative;
  z-index: 1;
  max-width: 560px !important;
}

.auth-page .auth-brand .logo {
  margin-bottom: 34px !important;
}

.auth-page .auth-brand .logo-icon,
.auth-page .mobile-brand .logo-icon {
  background: rgba(7, 18, 15, 0.84) !important;
  border: 1px solid rgba(114, 226, 192, 0.4) !important;
  color: var(--primary-light) !important;
  box-shadow: none !important;
}

.auth-page .auth-brand h1 {
  max-width: 620px;
  margin-bottom: 14px !important;
  color: #ffffff !important;
  font-size: 38px !important;
  line-height: 1.14 !important;
}

.auth-page .auth-brand p {
  max-width: 540px;
  margin-bottom: 26px !important;
  color: rgba(241, 249, 246, 0.76) !important;
}

.auth-page .auth-features,
.auth-page .auth-steps {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px !important;
}

.auth-page .auth-feature,
.auth-page .auth-step {
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 7px;
  background: rgba(4, 11, 10, 0.46);
  backdrop-filter: blur(10px);
}

.auth-page .auth-feature-icon,
.auth-page .auth-step-num {
  border-radius: 6px !important;
  background: rgba(45, 212, 163, 0.12) !important;
  color: var(--primary-light) !important;
}

.auth-page .auth-form-panel {
  flex: 1 1 44%;
  min-width: 420px;
  min-height: 100svh !important;
  padding: 40px clamp(24px, 5vw, 72px) !important;
  align-items: center !important;
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    var(--color-bg) !important;
  background-size: 32px 32px !important;
}

.auth-page .auth-card {
  width: min(100%, 440px) !important;
  max-width: 440px !important;
  margin: auto !important;
  padding: 30px !important;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: rgba(18, 25, 26, 0.94);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
}

[data-theme="light"] .auth-page .auth-card {
  background: rgba(255, 255, 255, 0.96);
}

.auth-page .auth-card .card-header {
  margin-bottom: 24px !important;
  text-align: left !important;
}

.auth-page .auth-card h2 {
  margin-bottom: 5px !important;
  font-size: 25px !important;
}

.auth-page .mobile-brand {
  justify-content: flex-start !important;
  margin-bottom: 26px !important;
}

.auth-page .form-group {
  margin-bottom: 16px !important;
}

.auth-page .form-label {
  margin-bottom: 7px !important;
  color: var(--color-text) !important;
  font-size: 13px !important;
}

.auth-page .input {
  min-height: 44px;
  border-radius: 6px !important;
  border-color: var(--color-border) !important;
  background: rgba(5, 11, 11, 0.64) !important;
}

[data-theme="light"] .auth-page .input {
  background: #f5f8f7 !important;
}

.auth-page .input:focus {
  border-color: var(--color-primary) !important;
  box-shadow: 0 0 0 3px rgba(45, 212, 163, 0.12) !important;
}

.auth-page .btn--gradient {
  min-height: 46px;
  color: #07110e !important;
  background: var(--color-primary) !important;
  box-shadow: none !important;
}

.auth-page .btn--ghost {
  white-space: nowrap;
}

.auth-page .auth-link {
  color: var(--color-primary) !important;
}

.auth-page .theme-toggle {
  top: 18px !important;
  right: 18px !important;
  width: 40px !important;
  height: 40px !important;
  border: 1px solid var(--color-border) !important;
  border-radius: 7px !important;
  background: rgba(12, 18, 19, 0.74) !important;
  backdrop-filter: blur(10px);
}

/* Future command-center layer */
.top-nav::after,
.top-nav-fixed::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg,
    transparent 0%,
    var(--primary) 18%,
    transparent 38%,
    var(--signal-coral) 62%,
    transparent 78%,
    var(--signal-ice) 92%,
    transparent 100%);
  opacity: 0.72;
}

.nav-icon-btn[title="通知"] {
  color: var(--signal-coral);
}

.sidebar {
  box-shadow:
    inset -1px 0 0 rgba(255, 255, 255, 0.025),
    14px 0 40px rgba(0, 0, 0, 0.12);
}

.sidebar-header::after {
  content: "";
  width: 28px;
  height: 1px;
  margin-left: auto;
  background: linear-gradient(90deg, var(--primary), var(--signal-ice));
  box-shadow: 0 0 12px rgba(45, 212, 163, 0.42);
}

.tree-item.active > .tree-item-header {
  background-image:
    linear-gradient(90deg, rgba(45, 212, 163, 0.12), rgba(139, 215, 255, 0.035)),
    repeating-linear-gradient(90deg, transparent 0 10px, rgba(255, 255, 255, 0.018) 10px 11px);
  box-shadow:
    inset 3px 0 0 var(--primary),
    inset 0 1px 0 rgba(255, 255, 255, 0.045),
    0 8px 20px rgba(0, 0, 0, 0.12);
}

#module-content::before {
  width: min(70vw, 900px);
  height: 286px;
  opacity: 0.48;
  filter: saturate(1.08) contrast(1.08);
}

#module-content::after {
  content: "";
  position: absolute;
  z-index: 0;
  top: 0;
  right: 0;
  width: min(62vw, 760px);
  height: 1px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, var(--signal-ice), var(--primary), var(--signal-coral), transparent);
  background-size: 200% 100%;
  opacity: 0.66;
  animation: xing-signal-scan 7s linear infinite;
}

.module-header,
.chat-header,
.files-page-header,
.files-header,
.favorites-header,
.image-header,
.video-header,
.tts-header,
.vision-header,
.toolbox-header,
.notes-page-header,
.settings-page-header {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  border-color: var(--metal-edge) !important;
  background-image:
    linear-gradient(108deg, rgba(10, 16, 17, 0.97) 0%, rgba(14, 24, 23, 0.88) 51%, rgba(16, 29, 31, 0.48) 100%),
    repeating-linear-gradient(90deg, transparent 0 24px, rgba(139, 215, 255, 0.025) 24px 25px) !important;
  box-shadow:
    inset 0 1px 0 var(--metal-highlight),
    inset 0 -1px 0 rgba(0, 0, 0, 0.4),
    0 18px 48px rgba(0, 0, 0, 0.15) !important;
}

[data-theme="light"] :is(.module-header, .chat-header, .files-page-header, .files-header, .favorites-header, .image-header, .video-header, .tts-header, .vision-header, .toolbox-header, .notes-page-header, .settings-page-header) {
  background-image:
    linear-gradient(108deg, rgba(255, 255, 255, 0.98), rgba(246, 252, 249, 0.9) 58%, rgba(235, 246, 245, 0.62)),
    repeating-linear-gradient(90deg, transparent 0 24px, rgba(16, 70, 57, 0.035) 24px 25px) !important;
}

:is(.module-header, .chat-header, .files-header, .favorites-header, .image-header, .video-header, .tts-header, .vision-header, .toolbox-header) h2::after {
  content: "";
  display: inline-block;
  width: 24px;
  height: 3px;
  margin-left: 10px;
  vertical-align: middle;
  background: linear-gradient(90deg, var(--primary), var(--signal-ice), var(--signal-coral));
  box-shadow: 0 0 14px rgba(45, 212, 163, 0.32);
}

body:not(.auth-page) #module-content .card,
body:not(.auth-page) #module-content [class$="-card"],
.settings-section,
.today-weather,
.forecast-section,
.life-section,
.upload-zone,
.files-toolbar,
.favorites-search-bar {
  border-color: var(--metal-edge) !important;
  background-image: linear-gradient(155deg, rgba(255, 255, 255, 0.036), transparent 44%) !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.045),
    0 12px 28px rgba(0, 0, 0, 0.12) !important;
}

:is(.quick-action-card, .data-card, .toolbox-card, .mindmap-card, .file-card, .favorite-card, .note-card, .forecast-card, .life-card, .settings-section) {
  transition:
    transform 180ms cubic-bezier(0.2, 0.8, 0.2, 1),
    border-color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease !important;
}

:is(.quick-action-card, .data-card, .toolbox-card, .mindmap-card, .file-card, .favorite-card, .note-card, .forecast-card, .life-card, .settings-section):hover {
  transform: translateY(-3px) !important;
  border-color: rgba(114, 226, 192, 0.34) !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 18px 38px rgba(0, 0, 0, 0.2),
    0 0 0 1px rgba(139, 215, 255, 0.035) !important;
}

.btn-primary,
.btn--primary,
.btn--gradient,
.btn-glow,
.generate-btn,
.send-btn,
.upload-btn,
.ql-add-btn {
  background-image: linear-gradient(105deg, #22c997, #63d8bd 58%, #8bd7ff) !important;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.48),
    0 8px 22px rgba(45, 212, 163, 0.14) !important;
}

.btn-primary:hover,
.btn--primary:hover,
.btn--gradient:hover,
.btn-glow:hover,
.generate-btn:hover,
.send-btn:hover,
.upload-btn:hover,
.ql-add-btn:hover {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.58),
    0 11px 28px rgba(45, 212, 163, 0.22) !important;
  transform: translateY(-1px) !important;
}

.btn-danger,
.danger-zone .btn-danger {
  border: 1px solid rgba(255, 122, 102, 0.38) !important;
  border-radius: 6px !important;
  color: #ffd6cf !important;
  background: rgba(255, 122, 102, 0.1) !important;
  box-shadow: none !important;
}

.home-welcome {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.09),
    inset 0 -70px 110px rgba(0, 0, 0, 0.18),
    0 26px 70px rgba(0, 0, 0, 0.2) !important;
}

.home-welcome::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(139, 215, 255, 0.11) 1px, transparent 1px),
    linear-gradient(rgba(45, 212, 163, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(90deg, #000, transparent 72%);
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 72%);
  opacity: 0.26;
}

.welcome-text,
.welcome-actions {
  position: relative;
  z-index: 1;
}

.qa-icon-wrap,
.dc-icon,
.toolbox-card-icon {
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.07),
    0 8px 20px rgba(0, 0, 0, 0.13) !important;
}

.activity-dot.amber {
  background: var(--signal-coral) !important;
  box-shadow: 0 0 10px rgba(255, 122, 102, 0.46);
}

.auth-page .auth-card {
  border-color: var(--metal-edge);
  background-image:
    linear-gradient(150deg, rgba(255, 255, 255, 0.055), transparent 34%),
    repeating-linear-gradient(90deg, transparent 0 31px, rgba(139, 215, 255, 0.018) 31px 32px);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 32px 90px rgba(0, 0, 0, 0.38),
    0 0 0 1px rgba(45, 212, 163, 0.035);
}

.auth-page .auth-card .card-header {
  padding-bottom: 18px;
  border-bottom: 1px solid var(--color-border);
}

.auth-page .auth-card .card-header::after {
  content: "";
  display: block;
  width: 44px;
  height: 2px;
  margin-top: 14px;
  background: linear-gradient(90deg, var(--primary), var(--signal-ice), var(--signal-coral));
  box-shadow: 0 0 14px rgba(45, 212, 163, 0.38);
}

.auth-page .auth-feature:nth-child(3n + 2),
.auth-page .auth-step:nth-child(3n + 2) {
  border-color: rgba(139, 215, 255, 0.24);
}

.auth-page .auth-feature:nth-child(3n),
.auth-page .auth-step:nth-child(3n) {
  border-color: rgba(255, 122, 102, 0.24);
}

@keyframes xing-core-signal {
  0%, 100% { transform: scale(0.92); filter: drop-shadow(0 0 2px rgba(45, 212, 163, 0.5)); }
  50% { transform: scale(1.06); filter: drop-shadow(0 0 6px rgba(139, 215, 255, 0.8)); }
}

@keyframes xing-signal-scan {
  from { background-position: 200% 0; }
  to { background-position: -200% 0; }
}

/* Responsive */
@media (max-width: 1100px) {
  :root {
    --sidebar-width: 220px;
  }

  .main-content {
    padding: 22px;
  }

  .auth-page .auth-brand {
    flex-basis: 50%;
    padding: 44px !important;
  }

  .auth-page .auth-brand h1 {
    font-size: 32px !important;
  }

  .auth-page .auth-form-panel {
    flex-basis: 50%;
    min-width: 390px;
    padding-inline: 28px !important;
  }
}

@media (max-width: 860px) {
  .auth-page {
    background-color: #0c1716 !important;
    background-image:
      linear-gradient(180deg, rgba(7, 14, 14, 0.72), rgba(7, 14, 14, 0.96)),
      url("../assets/auth-command-center.webp"),
      linear-gradient(135deg, #12352d, #142a34) !important;
    background-size: cover !important;
    background-position: center !important;
    background-attachment: fixed !important;
  }

  .auth-page .auth-brand {
    display: none !important;
  }

  .auth-page .auth-form-panel {
    flex: 1 1 100%;
    min-width: 0;
    padding: 64px 18px 28px !important;
    background: transparent !important;
  }

  .auth-page .auth-card {
    padding: 24px !important;
    background: rgba(13, 20, 20, 0.94) !important;
    backdrop-filter: blur(18px);
  }
}

@media (max-width: 768px) {
  :root {
    --topbar-height: 58px;
  }

  .top-nav,
  .top-nav-fixed {
    padding: 0 12px;
  }

  .nav-brand {
    width: auto;
  }

  .brand-text {
    font-size: 15px;
  }

  .nav-right {
    margin-left: auto;
  }

  .nav-right > .user-info {
    display: none;
  }

  .sidebar {
    width: min(84vw, 300px);
  }

  .main-content {
    padding: 12px 12px 28px;
  }

  #module-content {
    min-height: calc(100vh - var(--topbar-height) - 40px);
  }

  #module-content::before {
    top: -12px;
    right: -12px;
    width: 100vw;
    height: 210px;
    opacity: 0.2;
  }

  .module-header,
  .chat-header,
  .files-page-header,
  .files-header,
  .favorites-header,
  .image-header,
  .video-header,
  .tts-header,
  .vision-header,
  .toolbox-header,
  .notes-page-header,
  .settings-page-header {
    min-height: 98px;
    padding: 16px !important;
    gap: 12px !important;
  }

  .header-actions,
  .module-actions {
    width: 100%;
    justify-content: flex-start;
  }

  .home-welcome {
    min-height: 220px;
    padding: 22px 18px !important;
    background-image:
      linear-gradient(180deg, rgba(9, 14, 15, 0.72) 0%, rgba(9, 14, 15, 0.96) 100%),
      var(--module-art),
      linear-gradient(135deg, #15362d, #142b38) !important;
    background-position: center !important;
  }

  .welcome-greeting {
    font-size: 24px !important;
  }

  .welcome-actions {
    align-self: flex-start;
  }

  .quick-actions-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .quick-action-card {
    min-height: 104px;
  }

  .data-cards-row {
    grid-template-columns: 1fr !important;
  }

  .ql-add-row {
    display: grid !important;
    grid-template-columns: 1fr !important;
  }
}

@media (max-width: 420px) {
  .nav-right .nav-icon-btn:not(.theme-toggle) {
    display: none;
  }

  .auth-page .auth-form-panel {
    padding-inline: 12px !important;
  }

  .auth-page .auth-card {
    padding: 20px !important;
  }

  .auth-page .code-group {
    grid-template-columns: minmax(0, 1fr) auto !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}