:root {
  color-scheme: dark;
  --bg: #090d13;
  --bg-raised: #0e141d;
  --surface: #121a24;
  --surface-soft: #161f2b;
  --surface-hover: #1a2532;
  --line: #25313e;
  --line-soft: #1d2834;
  --text: #f2f5f7;
  --text-soft: #a7b0bb;
  --text-dim: #707c89;
  --accent: #e27b98;
  --accent-strong: #ef8eaa;
  --accent-soft: rgb(226 123 152 / 13%);
  --accent-line: rgb(226 123 152 / 35%);
  --good: #84c3aa;
  --warn: #d6b77a;
  --danger: #e17f80;
  --radius: 14px;
  --font-sans: "Segoe UI Variable", "Microsoft YaHei UI", "PingFang SC", "Noto Sans CJK SC", sans-serif;
  --font-mono: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  --shadow: 0 22px 70px rgb(0 0 0 / 28%);
}

/* -------------------------------------------------------------------------- */
/* 2026 desktop experience consolidation                                      */
/* -------------------------------------------------------------------------- */

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 100;
  padding: 9px 12px;
  border: 1px solid var(--accent-line);
  background: #090d1a;
  color: var(--text);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.scene-base,
.scene-video,
.scene-fallback,
.scene-video.is-active,
.scene-video.is-revealing,
html:not([data-view="overview"]) .scene-base,
html:not([data-view="overview"]) .scene-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: right center;
  transform: none;
  transform-origin: center;
}

.scene-base {
  z-index: 0;
  opacity: 1;
  filter: none;
}

.scene-video {
  z-index: 1;
  opacity: 0;
  /* H.264 limited-range conversion makes the registered clips about 2.5% darker than the PNG base. */
  filter: brightness(1.025);
  will-change: auto;
  transition: opacity 620ms cubic-bezier(0.22, 0.72, 0.24, 1);
}

.scene-video.is-active,
.scene-video.is-revealing {
  will-change: opacity;
}

.scene-video.is-active {
  opacity: 1;
}

.scene-video.is-revealing {
  z-index: 2;
  opacity: 0;
}

.scene-video.is-revealing.is-reveal-active {
  opacity: 1;
}

/* Keep the shared atmosphere above both the PNG base and every video layer. */
.star-field {
  z-index: 3;
}

.scene-vignette {
  z-index: 4;
  pointer-events: none;
}

.scene-grain {
  z-index: 5;
}

html:not([data-view="overview"]) .scene-base,
html:not([data-view="overview"]) .scene-video {
  filter: saturate(0.58) contrast(1.03) brightness(0.3) blur(2px);
}

.voice-cluster {
  position: absolute;
  top: var(--scene-circle-local-y, var(--scene-circle-y));
  left: calc(var(--scene-circle-local-x, var(--scene-circle-x)) - var(--voice-orb-radius));
  z-index: 18;
  transform: translateY(-50%);
}

.view-header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.inline-state {
  color: var(--text-dim);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.inline-state.is-success {
  color: var(--good);
}

.inline-state.is-error {
  color: var(--danger);
}

.chat-header-tools {
  display: flex;
  align-items: center;
  gap: 10px;
}

.chat-header-tools .button {
  min-height: 34px;
  padding: 7px 11px;
  font-size: 11px;
}

.companion-toggle-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.companion-settings-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.companion-settings-grid .field {
  min-width: 0;
}

.companion-settings-grid input {
  width: 100%;
}

.app-shell[data-ready="false"] .hero-reply,
.app-shell[data-ready="false"] .hero-telemetry,
.app-shell[data-ready="false"] .overview-data-sinks {
  opacity: 0.48;
  animation: loading-breathe 1.2s ease-in-out infinite alternate;
}

@keyframes loading-breathe {
  to { opacity: 0.78; }
}

@media (min-width: 1280px) {
  .app-shell {
    grid-template-columns: clamp(238px, 20.8vw, 304px) minmax(0, 1fr) 88px;
  }
}

@media (min-width: 960px) and (max-width: 1279px) {
  .app-shell {
    grid-template-columns: clamp(164px, 17vw, 214px) minmax(0, 1fr) 70px;
  }

  .navigation {
    padding-inline: 24px;
  }

  .brand-copy {
    display: none;
  }

  .brand strong {
    margin-top: 28px;
    font-size: clamp(40px, 5vw, 52px);
  }

  .presence-panel {
    width: 70px;
  }

  .rail-model strong {
    max-width: 52px;
  }

  .view:not(#view-overview) {
    width: min(100% - 30px, 1040px);
    margin: 15px auto;
    padding-inline: clamp(28px, 4vw, 48px);
  }
}

@media (max-width: 959px) {
  body {
    overflow: hidden;
  }

  .app-shell {
    display: block;
    height: 100dvh;
    min-height: 600px;
  }

  .app-bar {
    position: fixed;
    inset: 0 0 auto;
    height: 58px;
    padding-inline: 14px;
  }

  .navigation {
    position: fixed;
    z-index: 32;
    right: 10px;
    bottom: 10px;
    left: 10px;
    display: block;
    width: auto;
    height: auto;
    padding: 6px;
    border: 1px solid var(--line);
    background: rgb(5 8 20 / 94%);
    box-shadow: 0 20px 55px rgb(0 3 20 / 48%);
    backdrop-filter: blur(18px);
  }

  .navigation .brand,
  .navigation .brand-copy,
  .navigation .nav-foot {
    display: none;
  }

  .navigation nav {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 2px;
  }

  .nav-item {
    min-height: 46px;
    padding: 4px 2px;
  }

  .nav-glyph {
    display: none;
  }

  .nav-item > span:last-child {
    font-size: 10px;
  }

  .workspace {
    width: 100%;
    height: 100dvh;
    overflow: auto;
  }

  .presence-panel {
    display: none;
  }

  #view-overview {
    width: 100%;
    height: 100dvh;
    min-height: 600px;
  }

  .view:not(#view-overview) {
    width: calc(100% - 20px);
    min-height: calc(100dvh - 88px);
    margin: 68px 10px 78px;
    padding: 28px 22px 42px;
  }

  .view-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 14px;
  }

  .view-header h1 {
    font-size: clamp(30px, 6vw, 42px);
  }

  .chat-header-tools {
    width: 100%;
    justify-content: space-between;
  }

  #view-chat {
    height: calc(100dvh - 146px);
  }

  .chat-composer {
    grid-template-columns: minmax(0, 1fr) auto auto;
  }

  .runtime-layout,
  .document-layout,
  .two-document-grid,
  .memory-grid {
    grid-template-columns: 1fr;
  }

  .companion-settings-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-telemetry,
  .hero-runtime-controls {
    display: none;
  }

  .hero-composer {
    right: 22px;
    bottom: 80px;
    left: 22px;
    width: auto;
  }
}

@media (max-height: 719px) {
  :root {
    --voice-orb-radius: clamp(72px, 7.4vw, 112px);
  }

  .brand-copy,
  .hero-telemetry,
  .hero-runtime-controls,
  .rail-model,
  .rail-divider {
    display: none;
  }

  .hero-reply {
    top: 56%;
  }

  .hero-reply small {
    display: none;
  }

  .hero-composer {
    bottom: 72px;
  }

  .view:not(#view-overview) {
    padding-top: 74px;
  }
}

@media (max-width: 880px) {
  .companion-toggle-grid,
  .companion-settings-grid {
    grid-template-columns: 1fr 1fr;
  }

}

.app-shell {
  grid-template-rows: minmax(0, 1fr);
}

.app-bar {
  position: fixed;
  z-index: 40;
  top: clamp(12px, 1.8vw, 24px);
  right: clamp(12px, 1.8vw, 24px);
  left: auto;
  display: block;
  width: auto;
  height: auto;
  padding: 0;
  border: 0;
  background: transparent;
  pointer-events: none;
}

.app-bar-line {
  display: none;
}

.app-bar-status {
  display: flex;
  gap: 8px;
  margin: 0;
  pointer-events: auto;
}

.navigation,
.workspace,
.presence-panel {
  grid-row: 1;
}

.icon-button {
  border-radius: 50%;
  background: rgb(3 5 15 / 34%);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 4%);
  backdrop-filter: blur(8px);
}

.icon-button-close:hover,
.icon-button-close:focus-visible {
  border-color: rgb(217 135 150 / 55%);
  background: rgb(110 31 48 / 42%);
  color: #ffe4ea;
}

@media (max-width: 959px) {
  .app-bar {
    top: 10px;
    right: 10px;
  }

  .app-bar-status {
    gap: 6px;
  }

  .icon-button {
    width: 32px;
    height: 32px;
  }
}

/* Transparent cinematic navigation and the original Ye Shuang wordmark. */
.navigation {
  border-right-color: transparent;
  background:
    linear-gradient(
      90deg,
      rgb(2 4 14 / 50%) 0%,
      rgb(2 4 14 / 28%) 62%,
      rgb(2 4 14 / 8%) 88%,
      transparent 100%
    );
  box-shadow: none;
  backdrop-filter: none;
}

.brand {
  position: relative;
  display: grid;
  align-items: start;
  gap: 0;
  color: #f1f2ff;
  text-decoration: none;
}

.brand small {
  display: block;
  color: #adb2d1;
  font-family: var(--font-serif);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.28em;
  line-height: 1.2;
  white-space: nowrap;
}

.brand-rule {
  display: block;
  width: 108px;
  height: 8px;
  margin-top: 10px;
  background: repeating-linear-gradient(90deg, #9aa2ca 0 1px, transparent 1px 8px);
  opacity: 0.62;
}

.brand strong {
  display: block;
  margin-top: clamp(38px, 6.4vh, 68px);
  color: #f2f3ff;
  font-family: var(--font-display);
  font-size: clamp(48px, 4.35vw, 68px);
  font-weight: 400;
  letter-spacing: 0.06em;
  line-height: 0.94;
  text-shadow:
    0 0 28px rgb(145 155 255 / 22%),
    0 2px 1px rgb(3 5 18 / 68%);
  white-space: nowrap;
  writing-mode: horizontal-tb;
}

.brand em {
  display: block;
  width: max-content;
  margin: -5px 0 0 12px;
  color: #8794ee;
  font-family: "Segoe Script", "Brush Script MT", cursive;
  font-size: clamp(24px, 2vw, 31px);
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 1;
  text-shadow: 0 0 22px rgb(111 128 255 / 26%);
  transform: rotate(-5deg);
  transform-origin: left center;
  white-space: nowrap;
}

.navigation .nav-item,
.navigation .nav-item:hover,
.navigation .nav-item.is-active {
  border-color: transparent;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.navigation .nav-item.is-active {
  color: #e9ebff;
  text-shadow: 0 0 16px rgb(148 158 255 / 42%);
}

.voice-orb::before {
  position: absolute;
  inset: 15%;
  z-index: 0;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgb(142 155 255 / 24%) 0%,
    rgb(91 107 234 / 13%) 42%,
    transparent 72%
  );
  content: "";
  opacity: var(--voice-aura-opacity, 0.08);
  pointer-events: none;
  transform: scale(var(--voice-aura-scale, 0.96));
  transition:
    opacity 90ms linear,
    transform 90ms linear;
}

.voice-core {
  color: var(--voice-state-color, #dfe2ff);
  transform: scale(var(--voice-core-scale, 1));
  transition:
    border-color 220ms ease,
    box-shadow 220ms ease,
    color 220ms ease,
    transform 80ms linear;
  will-change: transform;
}

.voice-orbit {
  filter: drop-shadow(0 0 var(--voice-reactive-glow, 10px) rgb(126 141 255 / 22%));
  transition:
    border-color 220ms ease,
    filter 90ms linear,
    opacity 220ms ease;
}

.voice-status-mark {
  display: none;
  width: 31px;
  height: 24px;
  align-items: center;
  justify-content: center;
  gap: 3px;
  color: currentColor;
  filter: drop-shadow(0 0 8px rgb(165 175 255 / 52%));
}

.voice-status-mark i {
  width: 2px;
  height: 18px;
  border-radius: 2px;
  background: currentColor;
  opacity: 0.86;
  transform: scaleY(var(--voice-meter-scale, 0.2));
  transform-origin: center;
  transition: transform 75ms linear;
}

.voice-status-mark i:nth-child(1),
.voice-status-mark i:nth-child(5) {
  height: 9px;
}

.voice-status-mark i:nth-child(2),
.voice-status-mark i:nth-child(4) {
  height: 14px;
}

html[data-voice="listening"] {
  --voice-state-color: #d9e6ff;
}

html[data-voice="speaking"] {
  --voice-state-color: #e3ddff;
}

html[data-voice="thinking"] {
  --voice-state-color: #c8ceff;
}

html[data-voice="listening"] .voice-core svg,
html[data-voice="thinking"] .voice-core svg,
html[data-voice="speaking"] .voice-core svg {
  display: none;
}

html[data-voice="listening"] .voice-status-mark,
html[data-voice="thinking"] .voice-status-mark,
html[data-voice="speaking"] .voice-status-mark {
  display: flex;
}

html[data-voice="thinking"] .voice-status-mark {
  gap: 5px;
}

html[data-voice="thinking"] .voice-status-mark i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  opacity: 0.34;
  transform: none;
  animation: voice-thinking-dot 1.25s ease-in-out infinite;
}

html[data-voice="thinking"] .voice-status-mark i:nth-child(2) {
  animation-delay: 140ms;
}

html[data-voice="thinking"] .voice-status-mark i:nth-child(3) {
  animation-delay: 280ms;
}

html[data-voice="thinking"] .voice-status-mark i:nth-child(n + 4) {
  display: none;
}

@keyframes voice-thinking-dot {
  0%,
  70%,
  100% {
    opacity: 0.28;
    transform: translateY(0);
  }

  35% {
    opacity: 1;
    transform: translateY(-4px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .voice-orb::before,
  .voice-core,
  .voice-orbit,
  .voice-status-mark i {
    transition-duration: 0.001ms;
  }

  html[data-voice="thinking"] .voice-status-mark i {
    opacity: 0.72;
    animation: none;
  }
}

@media (min-width: 960px) and (max-width: 1279px) {
  .brand strong {
    margin-top: 34px;
    font-size: clamp(40px, 4.6vw, 54px);
  }

  .brand em {
    margin-top: -3px;
    margin-left: 8px;
    font-size: clamp(21px, 2.25vw, 27px);
  }
}

@media (max-width: 959px) {
  .navigation {
    border: 1px solid var(--line);
    background: rgb(5 8 20 / 88%);
    box-shadow: 0 20px 55px rgb(0 3 20 / 42%);
    backdrop-filter: blur(18px);
  }
}

/* -------------------------------------------------------------------------- */
/* Cinematic voice home                                                       */
/* -------------------------------------------------------------------------- */

:root {
  --bg: #050711;
  --bg-raised: #090d1a;
  --surface: rgb(9 13 29 / 82%);
  --surface-soft: rgb(14 19 40 / 84%);
  --surface-hover: rgb(22 29 57 / 88%);
  --line: rgb(172 184 255 / 20%);
  --line-soft: rgb(172 184 255 / 12%);
  --text: #f0f1ff;
  --text-soft: #b4b8d2;
  --text-dim: #737994;
  --accent: #9fa8ff;
  --accent-strong: #c4c9ff;
  --accent-soft: rgb(141 151 255 / 12%);
  --accent-line: rgb(166 175 255 / 38%);
  --good: #a9ceca;
  --warn: #d0b887;
  --danger: #d98796;
  --radius: 3px;
  --font-display: "Songti SC", "STSong", "Noto Serif CJK SC", "SimSun", serif;
  --font-serif: "Iowan Old Style", "Times New Roman", "Songti SC", serif;
  --font-sans: "Segoe UI Variable", "Microsoft YaHei UI", "PingFang SC", sans-serif;
  --shadow: 0 30px 90px rgb(0 2 18 / 55%);
  --scene-circle-x: 32.355vw;
  --scene-circle-y: calc(50vh - 5.649vw);
  --voice-orb-radius: clamp(92px, 8.272vw, 160px);
  --voice-orb-size: calc(var(--voice-orb-radius) * 2);
}

@layer cinematic {

html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: var(--bg);
}

body {
  background: transparent;
}

body::after {
  position: fixed;
  inset: 0;
  z-index: 90;
  border: 1px solid rgb(202 208 255 / 8%);
  content: "";
  pointer-events: none;
}

.scene-layer {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: #050711;
}

.scene-video,
.scene-fallback {
  position: absolute;
  inset: -2%;
  width: 104%;
  height: 104%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  filter: saturate(0.86) contrast(1.05) brightness(0.84);
  transform: scale(1.35);
  transform-origin: 70% 50%;
  transition: opacity 780ms cubic-bezier(0.22, 0.72, 0.24, 1), filter 700ms ease;
}

.scene-video.is-active {
  z-index: 1;
  opacity: 1;
  transform: scale(1.35);
}

.scene-video.is-revealing {
  z-index: 2;
  opacity: 0;
  transform: scale(1.35);
}

.scene-video.is-revealing.is-reveal-active {
  opacity: 1;
}

.scene-fallback {
  z-index: 0;
  visibility: hidden;
  opacity: 0;
}

.scene-layer.is-video-unavailable .scene-fallback {
  visibility: visible;
  opacity: 1;
}

.scene-vignette {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgb(3 5 14 / 96%) 0, rgb(4 6 15 / 62%) 21%, transparent 43%),
    linear-gradient(270deg, rgb(3 4 12 / 72%) 0, transparent 12%),
    linear-gradient(0deg, rgb(2 4 12 / 70%) 0, transparent 28%),
    radial-gradient(circle at 55% 42%, transparent 0 28%, rgb(2 4 12 / 20%) 64%, rgb(2 3 10 / 54%) 100%);
}

.scene-grain {
  position: absolute;
  inset: -50%;
  opacity: 0.055;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.82' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E");
  pointer-events: none;
  animation: grain-shift 9s steps(2) infinite;
}

.star-field {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.8;
  pointer-events: none;
}

@keyframes grain-shift {
  0% { transform: translate3d(0, 0, 0); }
  25% { transform: translate3d(2%, -1%, 0); }
  50% { transform: translate3d(-1%, 2%, 0); }
  75% { transform: translate3d(1%, 1%, 0); }
  100% { transform: translate3d(0, 0, 0); }
}

.app-shell {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: clamp(238px, 20.8vw, 304px) minmax(0, 1fr) 88px;
  grid-template-rows: 74px minmax(0, 1fr);
  height: 100dvh;
  min-height: 640px;
}

.app-shell::before {
  display: none;
}

.app-bar {
  z-index: 24;
  grid-column: 2 / 4;
  grid-row: 1;
  height: 74px;
  padding: 0 24px 0 30px;
  border: 0;
  background: transparent;
}

.app-bar-line {
  width: min(240px, 24vw);
  height: 1px;
  margin-left: auto;
  background: linear-gradient(90deg, transparent, rgb(187 194 255 / 17%));
}

.app-bar-status {
  gap: 9px;
  margin-left: 16px;
}

.icon-button {
  width: 34px;
  height: 34px;
  border-color: rgb(180 190 255 / 13%);
  border-radius: 50%;
  background: rgb(3 5 15 / 26%);
  color: #aeb4d2;
  font-family: var(--font-serif);
  backdrop-filter: blur(8px);
}

.icon-button:hover,
.icon-button.is-active {
  border-color: rgb(181 190 255 / 44%);
  background: rgb(137 148 255 / 13%);
  box-shadow: 0 0 26px rgb(127 138 255 / 12%);
  color: #eef0ff;
}

.navigation {
  z-index: 26;
  grid-column: 1;
  grid-row: 1 / 3;
  justify-content: flex-start;
  padding: clamp(30px, 4.5vh, 48px) clamp(28px, 3vw, 48px) 28px;
  border-right: 1px solid rgb(181 189 255 / 13%);
  background:
    linear-gradient(90deg, rgb(3 5 14 / 97%), rgb(3 5 14 / 87%) 76%, rgb(3 5 14 / 62%)),
    rgb(3 5 14 / 84%);
  backdrop-filter: blur(6px);
}

.brand {
  display: grid;
  align-items: start;
  gap: 0;
}

.brand small {
  color: #9fa5c4;
  font-family: var(--font-serif);
  font-size: 10px;
  letter-spacing: 0.28em;
}

.brand-rule {
  width: 108px;
  height: 8px;
  margin-top: 10px;
  background: repeating-linear-gradient(90deg, #9098be 0 1px, transparent 1px 8px);
  opacity: 0.6;
}

.brand strong {
  margin-top: clamp(40px, 7vh, 76px);
  color: #f2f3ff;
  font-family: var(--font-display);
  font-size: clamp(46px, 4.4vw, 67px);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 0.96;
  text-shadow: 0 0 26px rgb(133 145 255 / 20%);
}

.brand em {
  margin: -6px 0 0 8px;
  color: #7785dd;
  font-family: "Segoe Script", "Brush Script MT", cursive;
  font-size: 24px;
  font-weight: 400;
  letter-spacing: 0.04em;
  transform: rotate(-5deg);
}

.brand-copy {
  display: grid;
  gap: 16px;
  margin-top: clamp(34px, 5vh, 58px);
}

.brand-copy p,
.brand-copy small {
  margin: 0;
  font-family: var(--font-display);
  letter-spacing: 0.1em;
  line-height: 1.85;
}

.brand-copy p {
  color: #c0c3d6;
  font-size: 13px;
}

.brand-copy small {
  color: #6d728d;
  font-family: var(--font-serif);
  font-size: 10px;
}

.navigation nav {
  gap: 2px;
  margin-top: auto;
  padding-top: 30px;
}

.nav-item {
  display: flex;
  min-height: 34px;
  padding: 5px 0;
  place-items: unset;
  gap: 14px;
  border: 0;
  border-radius: 0;
  color: #666d8b;
  font-family: var(--font-serif);
  letter-spacing: 0.24em;
  text-align: left;
}

.nav-item::before {
  width: 5px;
  height: 5px;
  flex: 0 0 auto;
  margin-top: 8px;
  border-radius: 50%;
  background: currentColor;
  content: "";
  box-shadow: 0 0 0 0 transparent;
}

.nav-item:hover {
  background: transparent;
  color: #bbc0d8;
  transform: translateX(3px);
}

.nav-item.is-active {
  border: 0;
  background: transparent;
  color: #edf0ff;
}

.nav-item.is-active::before {
  background: #c2c7ff;
  box-shadow: 0 0 0 4px rgb(160 170 255 / 16%), 0 0 18px #8993ff;
}

.nav-glyph {
  display: none;
}

.nav-item > span:last-child {
  font-size: 12px;
  font-weight: 500;
}

.nav-foot {
  gap: 4px;
  margin-top: 16px;
  padding: 14px 0 0;
  border-top: 1px solid rgb(176 185 255 / 12%);
  text-align: left;
}

.nav-foot span {
  color: #8188ab;
  font-family: var(--font-serif);
  font-size: 9px;
  letter-spacing: 0.25em;
}

.nav-foot small {
  color: #555d7a;
  font-size: 9px;
  letter-spacing: 0.08em;
}

.workspace {
  position: relative;
  z-index: 4;
  grid-column: 2;
  grid-row: 1 / 3;
  height: 100dvh;
  overflow: auto;
  scrollbar-color: rgb(159 168 255 / 22%) transparent;
}

.view {
  animation: cinematic-view-in 650ms cubic-bezier(0.2, 0.7, 0.2, 1) both;
}

.view[hidden] {
  display: none !important;
}

html[data-view] .view {
  display: none !important;
}

html[data-view="overview"] #view-overview,
html[data-view="diary"] #view-diary,
html[data-view="life"] #view-life,
html[data-view="memory"] #view-memory,
html[data-view="runtime"] #view-runtime,
html[data-view="settings"] #view-settings {
  display: block !important;
}

html[data-view="chat"] #view-chat {
  display: flex !important;
}

@keyframes cinematic-view-in {
  from { opacity: 0; transform: translate3d(10px, 0, 0); }
  to { opacity: 1; transform: translate3d(0, 0, 0); }
}

#view-overview {
  width: 100%;
  height: 100dvh;
  min-height: 640px;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.hero-stage {
  position: relative;
  width: 100%;
  height: 100%;
}

.voice-cluster {
  position: absolute;
  top: var(--scene-circle-y);
  left: calc(
    var(--scene-circle-x)
    - clamp(238px, 20.8vw, 304px)
    - var(--voice-orb-radius)
  );
  z-index: 8;
  transform: translateY(-50%);
}

.voice-orb {
  position: relative;
  display: grid;
  width: var(--voice-orb-size);
  aspect-ratio: 1;
  padding: 0;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: #dfe2ff;
  cursor: pointer;
  isolation: isolate;
  transition: filter 300ms ease, transform 300ms ease;
}

.voice-orb:hover {
  filter: brightness(1.16);
  transform: scale(1.025);
}

.voice-orb:active {
  transform: scale(0.985);
}

.voice-core {
  position: relative;
  z-index: 4;
  display: grid;
  width: 61%;
  height: 61%;
  place-items: center;
  align-content: center;
  gap: 6px;
  border: 1px solid rgb(187 195 255 / 62%);
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 45%, rgb(102 116 255 / 22%), transparent 58%),
    rgb(4 7 20 / 50%);
  box-shadow:
    inset 0 0 32px rgb(121 134 255 / 14%),
    0 0 28px rgb(116 129 255 / 18%),
    0 0 80px rgb(75 91 211 / 13%);
  backdrop-filter: blur(9px);
}

.voice-core::before,
.voice-core::after {
  position: absolute;
  border-radius: 50%;
  content: "";
}

.voice-core::before {
  inset: -11px;
  border: 1px solid rgb(151 164 255 / 24%);
}

.voice-core::after {
  inset: -20px;
  border: 1px dashed rgb(146 158 255 / 18%);
  animation: orbit-spin 22s linear infinite;
}

.voice-core svg {
  width: 31px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.35;
  filter: drop-shadow(0 0 8px rgb(165 175 255 / 55%));
}

.voice-core strong {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 0.2em;
}

.voice-core small {
  color: #7f87ab;
  font-size: 9px;
  letter-spacing: 0.09em;
}

.voice-orbit {
  position: absolute;
  z-index: 1;
  border: 1px solid rgb(143 157 255 / 18%);
  border-radius: 50%;
  pointer-events: none;
}

.voice-orbit::after {
  position: absolute;
  top: -3px;
  left: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #c7ccff;
  content: "";
  box-shadow: 0 0 12px #8793ff;
}

.voice-orbit-one {
  inset: 6%;
  animation: orbit-spin 15s linear infinite;
}

.voice-orbit-two {
  inset: -2%;
  border-style: dashed;
  animation: orbit-spin 25s linear reverse infinite;
}

.voice-orbit-three {
  inset: -10%;
  opacity: 0.42;
  animation: voice-breathe 4.8s ease-in-out infinite;
}

@keyframes orbit-spin {
  to { transform: rotate(360deg); }
}

@keyframes voice-breathe {
  0%, 100% { opacity: 0.24; transform: scale(0.98); }
  50% { opacity: 0.62; transform: scale(1.025); }
}

html[data-voice="listening"] .voice-core,
html[data-voice="speaking"] .voice-core {
  border-color: #d3d7ff;
  box-shadow:
    inset 0 0 40px rgb(142 154 255 / 24%),
    0 0 36px rgb(137 150 255 / 42%),
    0 0 110px rgb(84 100 229 / 30%);
}

html[data-voice="listening"] .voice-orbit {
  border-color: rgb(185 194 255 / 48%);
  animation-duration: 3.5s;
}

html[data-voice="thinking"] .voice-orb {
  animation: thinking-float 1.5s ease-in-out infinite;
}

@keyframes thinking-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.hero-reply {
  position: absolute;
  top: 55%;
  left: clamp(310px, 35vw, 560px);
  z-index: 8;
  display: flex;
  max-width: min(430px, 37vw);
  align-items: flex-start;
  gap: 13px;
  color: #e5e7fa;
  text-shadow: 0 2px 18px rgb(0 0 0 / 60%);
  transition: opacity 300ms ease, transform 300ms ease;
}

.reply-spark {
  margin-top: 4px;
  color: #a9b2ff;
  text-shadow: 0 0 15px #8090ff;
}

.hero-reply p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(17px, 1.6vw, 24px);
  letter-spacing: 0.08em;
  line-height: 1.65;
  text-wrap: pretty;
}

.hero-reply small {
  display: block;
  margin-top: 7px;
  color: #858ca9;
  font-size: 10px;
  letter-spacing: 0.1em;
}

.hero-composer {
  position: absolute;
  bottom: clamp(34px, 5vh, 60px);
  left: clamp(34px, 5vw, 76px);
  z-index: 9;
  display: grid;
  width: min(620px, 59vw);
  grid-template-columns: minmax(0, 1fr) 54px;
  border: 1px solid rgb(174 184 255 / 24%);
  background: rgb(3 6 18 / 42%);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 5%), 0 16px 60px rgb(0 0 0 / 18%);
  backdrop-filter: blur(13px);
}

.hero-composer:focus-within {
  border-color: rgb(188 196 255 / 50%);
  box-shadow: 0 0 38px rgb(91 108 230 / 12%);
}

.hero-composer input {
  min-width: 0;
  height: 54px;
  padding: 0 20px;
  border: 0;
  outline: 0;
  background: transparent;
  color: #eef0ff;
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.08em;
}

.hero-composer input::placeholder {
  color: #6e7594;
}

.hero-composer button {
  border: 0;
  border-left: 1px solid rgb(174 184 255 / 16%);
  background: transparent;
  color: #a9b1d5;
  cursor: pointer;
  font-size: 18px;
  transition: background 200ms ease, color 200ms ease;
}

.hero-composer button:hover {
  background: rgb(139 150 255 / 10%);
  color: #eef0ff;
}

.hero-runtime-controls {
  position: absolute;
  right: 28px;
  bottom: 32px;
  z-index: 8;
  display: flex;
  gap: 8px;
  opacity: 0.56;
  transition: opacity 220ms ease;
}

.hero-runtime-controls:hover {
  opacity: 1;
}

.hero-runtime-controls .button {
  min-height: 32px;
  padding: 0 12px;
  border-radius: 0;
  background: rgb(3 6 18 / 46%);
  font-size: 10px;
  letter-spacing: 0.08em;
  backdrop-filter: blur(8px);
}

.hero-telemetry {
  position: absolute;
  right: 22px;
  bottom: 82px;
  z-index: 8;
  display: grid;
  width: 210px;
  gap: 14px;
  padding-left: 22px;
  border-left: 1px solid rgb(177 186 255 / 16%);
  opacity: 0;
  pointer-events: none;
  transform: translateX(10px);
  transition: opacity 300ms ease, transform 300ms ease;
}

#view-overview:hover .hero-telemetry {
  opacity: 0.82;
  transform: translateX(0);
}

.hero-telemetry div {
  display: grid;
  gap: 2px;
}

.hero-telemetry span {
  color: #6c7391;
  font-family: var(--font-serif);
  font-size: 8px;
  letter-spacing: 0.22em;
}

.hero-telemetry strong {
  overflow: hidden;
  color: #b8bdd4;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.overview-data-sinks {
  display: none;
}

.presence-panel {
  position: relative;
  z-index: 28;
  display: flex;
  grid-column: 3;
  grid-row: 1 / 3;
  min-height: 0;
  flex-direction: column;
  align-items: center;
  padding: 98px 12px 28px;
  border-left: 1px solid rgb(180 188 255 / 10%);
  background: linear-gradient(90deg, transparent, rgb(3 5 14 / 42%));
}

.rail-number,
.rail-page {
  color: #777e9d;
  font-family: var(--font-serif);
  font-size: 10px;
  letter-spacing: 0.16em;
}

.rail-number {
  position: absolute;
  top: 112px;
}

.rail-line {
  width: 1px;
  background: linear-gradient(180deg, transparent, rgb(180 189 255 / 45%), transparent);
}

.rail-line-top {
  height: 54px;
  margin-top: 48px;
}

.rail-star {
  margin: 10px 0;
  color: #cbd0ff;
  text-shadow: 0 0 16px #7988ff;
}

.rail-status {
  display: grid;
  width: 100%;
  place-items: center;
  gap: 16px;
  margin-top: 8px;
  text-align: center;
}

.rail-status .connection-state {
  display: grid;
  place-items: center;
  gap: 8px;
  color: #a9aec8;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.rail-status .connection-state i {
  width: 6px;
  height: 6px;
}

.rail-divider {
  width: 1px;
  height: 46px;
  background: rgb(183 191 255 / 30%);
}

.rail-model {
  display: grid;
  place-items: center;
  gap: 5px;
}

.rail-model span {
  color: #656d8e;
  font-family: var(--font-serif);
  font-size: 8px;
  letter-spacing: 0.18em;
}

.rail-model strong {
  max-width: 72px;
  overflow: hidden;
  color: #b4b9d5;
  font-family: var(--font-serif);
  font-size: 9px;
  font-weight: 400;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.rail-model small {
  display: none;
}

.server-clock {
  min-width: 0;
  color: #9ca2be;
  font-family: var(--font-serif);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-align: center;
}

.rail-cottage-toggle {
  display: grid;
  width: 48px;
  margin-top: auto;
  place-items: center;
  gap: 3px;
  border: 0;
  background: transparent;
  color: #717999;
  cursor: pointer;
}

.rail-cottage-toggle:hover,
.rail-cottage-toggle[aria-expanded="true"] {
  color: #c9ceff;
}

.rail-cottage-toggle span:first-child {
  font-size: 17px;
  text-shadow: 0 0 14px #7888ff;
}

.rail-cottage-toggle span:last-child {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 0.16em;
}

.rail-line-bottom {
  height: 68px;
  margin: 12px 0 5px;
}

.rail-page {
  font-size: 8px;
  line-height: 1.35;
  text-align: center;
}

.cottage-drawer {
  position: absolute;
  right: 76px;
  bottom: 28px;
  width: min(340px, calc(100vw - 130px));
  padding: 22px;
  border: 1px solid rgb(177 186 255 / 20%);
  background: rgb(4 7 18 / 90%);
  box-shadow: var(--shadow), inset 0 1px 0 rgb(255 255 255 / 4%);
  backdrop-filter: blur(22px);
  animation: drawer-in 240ms ease both;
}

.cottage-drawer[hidden] {
  display: none;
}

@keyframes drawer-in {
  from { opacity: 0; transform: translateX(8px); }
  to { opacity: 1; transform: translateX(0); }
}

.cottage-drawer > header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.cottage-drawer > header strong {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 400;
}

.cottage-drawer > header > span {
  color: var(--text-dim);
  font-size: 10px;
}

.cottage-drawer .bond-panel {
  margin-bottom: 14px;
  border-color: var(--line-soft);
  background: transparent;
}

.cottage-drawer .cottage-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

.cottage-drawer .cottage-actions button {
  min-height: 36px;
  border: 1px solid var(--line-soft);
  border-radius: 0;
  background: rgb(138 149 255 / 5%);
  color: var(--text-soft);
}

.cottage-drawer .cottage-actions button:hover {
  border-color: var(--accent-line);
  background: var(--accent-soft);
  color: var(--text);
}

.cottage-drawer #cottageHint {
  margin: 12px 0 0;
  color: var(--text-dim);
  font-size: 9px;
}

.view:not(#view-overview) {
  width: min(1120px, calc(100% - 48px));
  min-height: calc(100dvh - 48px);
  margin: 24px auto;
  padding: clamp(78px, 8vw, 112px) clamp(30px, 5vw, 70px) 54px;
  border: 1px solid rgb(171 181 255 / 13%);
  background:
    linear-gradient(135deg, rgb(5 8 20 / 95%), rgb(8 12 27 / 90%)),
    rgb(5 8 20 / 94%);
  box-shadow: 0 30px 100px rgb(0 0 0 / 35%);
  backdrop-filter: blur(20px);
}

html:not([data-view="overview"]) .scene-video {
  filter: saturate(0.55) contrast(1.03) brightness(0.28) blur(3px);
  transform: scale(1.04);
}

html:not([data-view="overview"]) .scene-vignette {
  background: rgb(2 4 12 / 55%);
}

.view-header h1 {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.view-header > div > p:last-child {
  color: #8d93ad;
}

.section-label {
  color: #8992c5;
  font-family: var(--font-serif);
  letter-spacing: 0.22em;
}

.surface,
.chat-surface,
.document-reader,
.memory-block,
.settings-form {
  border-color: rgb(168 179 255 / 14%);
  border-radius: 0;
  background: rgb(7 11 25 / 58%);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 3%);
}

.button {
  border-radius: 0;
  letter-spacing: 0.06em;
}

.button-primary {
  border-color: rgb(172 182 255 / 40%);
  background: rgb(137 149 255 / 18%);
  color: #f0f1ff;
}

.button-primary:hover {
  background: rgb(137 149 255 / 28%);
}

.chat-composer {
  grid-template-columns: minmax(0, 1fr) auto auto;
}

#view-chat {
  display: flex;
  height: calc(100dvh - 48px);
  min-height: 0;
  flex-direction: column;
  overflow: hidden;
}

#view-chat .view-header {
  flex: 0 0 auto;
}

#view-chat .chat-surface {
  min-height: 0;
  flex: 1 1 auto;
}

#view-chat .chat-history {
  min-height: 0;
}

#view-chat .chat-composer {
  flex: 0 0 auto;
}

.chat-voice-button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.chat-voice-button.is-listening {
  border-color: #b9c0ff;
  box-shadow: 0 0 25px rgb(130 144 255 / 22%);
  color: #eef0ff;
}

html[data-quiet="true"] .scene-video,
html[data-quiet="true"] .scene-grain,
html[data-quiet="true"] .voice-orbit,
html[data-quiet="true"] .voice-core::after {
  animation-play-state: paused;
}

html[data-quiet="true"] .star-field {
  opacity: 0.18;
}

@media (max-width: 1120px) {
  .app-shell {
    grid-template-columns: 214px minmax(0, 1fr) 70px;
  }

  .navigation {
    padding-inline: 28px;
  }

  .brand-copy {
    display: none;
  }

  .brand strong {
    margin-top: 50px;
    font-size: 48px;
  }

  .voice-cluster {
    top: var(--scene-circle-y);
    left: calc(var(--scene-circle-x) - 214px - var(--voice-orb-radius));
  }

  .hero-reply {
    left: 280px;
    max-width: 34vw;
  }

  .rail-model strong {
    max-width: 54px;
  }
}

@media (max-width: 780px) {
  html,
  body {
    height: auto;
    overflow: auto;
  }

  .app-shell {
    display: block;
    height: auto;
    min-height: 100dvh;
  }

  .app-bar {
    position: fixed;
    inset: 0 0 auto;
  }

  .navigation {
    position: fixed;
    inset: auto 0 0;
    z-index: 40;
    display: block;
    height: 66px;
    padding: 8px 12px;
    border-top: 1px solid var(--line-soft);
    border-right: 0;
    background: rgb(3 5 14 / 94%);
  }

  .brand,
  .brand-copy,
  .nav-foot {
    display: none;
  }

  .navigation nav {
    display: flex;
    gap: 1px;
    margin: 0;
    padding: 0;
    overflow-x: auto;
  }

  .nav-item {
    min-width: 74px;
    min-height: 48px;
    justify-content: center;
    padding: 5px;
    text-align: center;
  }

  .nav-item::before {
    display: none;
  }

  .presence-panel {
    position: fixed;
    inset: 86px 10px auto auto;
    display: block;
    width: auto;
    padding: 0;
    border: 0;
    background: transparent;
  }

  .rail-number,
  .rail-line,
  .rail-star,
  .rail-status,
  .rail-page {
    display: none;
  }

  .rail-cottage-toggle {
    width: 46px;
    height: 46px;
    border: 1px solid var(--line);
    background: rgb(3 5 14 / 72%);
    backdrop-filter: blur(10px);
  }

  .cottage-drawer {
    position: fixed;
    right: 12px;
    bottom: 78px;
  }

  .workspace {
    width: 100%;
    height: auto;
  }

  #view-overview {
    min-height: 100dvh;
    padding-bottom: 66px;
  }

  .voice-cluster {
    top: 44%;
    left: 24px;
  }

  .voice-orb {
    width: 150px;
  }

  .hero-reply {
    top: 59%;
    left: 38px;
    max-width: 70vw;
  }

  .hero-composer {
    bottom: 90px;
    left: 18px;
    width: calc(100% - 36px);
  }

  .hero-runtime-controls,
  .hero-telemetry {
    display: none;
  }

  .view:not(#view-overview) {
    width: calc(100% - 20px);
    margin: 10px 10px 76px;
    padding: 86px 20px 38px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .scene-video,
  .scene-grain,
  .voice-orbit,
  .voice-core::after,
  .voice-orb {
    animation: none !important;
    transition-duration: 0.01ms !important;
  }
}

}

@layer legacy {

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  min-width: 320px;
  min-height: 100dvh;
  margin: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 92% 8%, rgb(226 123 152 / 8%), transparent 30rem),
    var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  color: inherit;
}

button,
a,
input,
textarea,
select {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

button:active {
  transform: translateY(1px);
}

.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;
}

.app-shell {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr) 320px;
  grid-template-rows: 72px minmax(0, 1fr);
  width: 100%;
  min-height: 100dvh;
}

.app-shell::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  background-image:
    linear-gradient(rgb(255 255 255 / 1.5%) 1px, transparent 1px),
    linear-gradient(90deg, rgb(255 255 255 / 1.5%) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

.app-bar {
  z-index: 20;
  display: flex;
  grid-column: 1 / -1;
  grid-row: 1;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  padding: 0 22px;
  border-bottom: 1px solid var(--line-soft);
  background: rgb(9 13 19 / 92%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border: 1px solid var(--accent-line);
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 17px;
  font-weight: 700;
}

.brand > span:last-child {
  display: grid;
  gap: 1px;
}

.brand strong {
  font-size: 16px;
  font-weight: 680;
  letter-spacing: 0.02em;
}

.brand small {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.11em;
}

.app-bar-status,
.connection-state {
  display: flex;
  align-items: center;
}

.app-bar-status {
  gap: 16px;
}

.connection-state {
  gap: 8px;
  color: var(--text-soft);
  font-size: 12px;
}

.connection-state i,
#presenceStateDot,
.service-state {
  display: block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--text-dim);
  box-shadow: 0 0 0 4px rgb(112 124 137 / 10%);
}

.connection-state.is-online i,
#presenceStateDot.is-online,
.service-state.is-online {
  background: var(--good);
  box-shadow: 0 0 0 4px rgb(132 195 170 / 10%), 0 0 18px rgb(132 195 170 / 40%);
}

.connection-state.is-error i,
.service-state.is-error {
  background: var(--danger);
  box-shadow: 0 0 0 4px rgb(225 127 128 / 10%);
}

.server-clock {
  min-width: 52px;
  color: var(--text-soft);
  font-family: var(--font-mono);
  font-size: 12px;
  text-align: right;
}

.icon-button {
  display: grid;
  width: 34px;
  height: 34px;
  padding: 0;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--surface);
  color: var(--text-soft);
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.icon-button:hover {
  border-color: var(--accent-line);
  background: var(--accent-soft);
  color: var(--accent-strong);
}

.navigation {
  display: flex;
  grid-column: 1;
  grid-row: 2;
  min-height: 0;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px 14px 18px;
  border-right: 1px solid var(--line-soft);
  background: rgb(10 15 22 / 68%);
}

.navigation nav {
  display: grid;
  gap: 6px;
}

.nav-item {
  display: grid;
  width: 100%;
  min-height: 58px;
  padding: 8px 6px;
  place-items: center;
  gap: 3px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-dim);
  cursor: pointer;
  transition: color 160ms ease, background 160ms ease, border-color 160ms ease;
}

.nav-item:hover {
  background: var(--surface);
  color: var(--text-soft);
}

.nav-item.is-active {
  border-color: var(--accent-line);
  background: var(--accent-soft);
  color: var(--text);
}

.nav-glyph {
  color: currentColor;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  opacity: 0.72;
}

.nav-item > span:last-child {
  font-size: 12px;
  font-weight: 620;
}

.nav-foot {
  display: grid;
  gap: 2px;
  padding: 10px 8px;
  color: var(--text-dim);
  text-align: center;
}

.nav-foot span {
  color: var(--text-soft);
  font-size: 11px;
}

.nav-foot small {
  font-size: 9px;
  line-height: 1.4;
}

.workspace {
  grid-column: 2;
  grid-row: 2;
  min-width: 0;
  min-height: 0;
  overflow: auto;
  scrollbar-color: var(--line) transparent;
}

.view {
  width: min(1120px, 100%);
  min-height: 100%;
  margin: 0 auto;
  padding: clamp(28px, 4vw, 54px);
  animation: view-in 260ms ease both;
}

.view[hidden] {
  display: none;
}

@keyframes view-in {
  from {
    opacity: 0;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.view-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 30px;
}

.view-header h1 {
  max-width: 18ch;
  margin: 3px 0 8px;
  font-size: clamp(30px, 4vw, 52px);
  font-weight: 660;
  letter-spacing: -0.045em;
  line-height: 1.04;
}

.view-header > div > p:last-child {
  max-width: 58ch;
  margin: 0;
  color: var(--text-soft);
}

.section-label {
  margin: 0;
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 650;
  letter-spacing: 0.14em;
}

.button {
  min-height: 42px;
  padding: 0 17px;
  border-radius: var(--radius);
  font-weight: 650;
  white-space: nowrap;
  cursor: pointer;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease, opacity 160ms ease;
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.46;
}

.button-primary {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #1c0d13;
}

.button-primary:hover:not(:disabled) {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
}

.button-secondary {
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
}

.button-secondary:hover:not(:disabled) {
  border-color: var(--accent-line);
  background: var(--surface-hover);
}

.runtime-controls,
.inline-actions {
  display: flex;
  align-items: center;
  gap: 9px;
}

.metric-grid {
  display: grid;
  grid-template-columns: 1.15fr 1.4fr 1.15fr 0.8fr;
  margin-bottom: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.metric {
  display: grid;
  min-width: 0;
  min-height: 124px;
  align-content: space-between;
  gap: 4px;
  padding: 20px;
  border-right: 1px solid var(--line);
}

.metric:last-child {
  border-right: 0;
}

.metric span,
.metric small {
  color: var(--text-dim);
  font-size: 11px;
}

.metric strong {
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: clamp(16px, 1.7vw, 24px);
  font-weight: 540;
  line-height: 1.15;
  text-overflow: ellipsis;
}

.metric-runtime strong.is-awake {
  color: var(--good);
}

.overview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.75fr);
  gap: 22px;
}

.surface {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: 0 18px 55px rgb(0 0 0 / 16%);
}

.activity-surface,
.quick-surface,
.issue-surface,
.settings-form,
.runtime-details,
.service-list {
  padding: 22px;
}

.surface-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.surface-header h2,
.compact-document h2 {
  margin: 3px 0 0;
  font-size: 18px;
  font-weight: 640;
  letter-spacing: -0.02em;
}

.soft-badge,
.route-chip {
  max-width: 220px;
  overflow: hidden;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--text-soft);
  font-family: var(--font-mono);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.current-activity {
  max-width: 32ch;
  margin: 8px 0 24px;
  font-size: clamp(21px, 2.5vw, 31px);
  font-weight: 560;
  letter-spacing: -0.035em;
  line-height: 1.28;
}

.activity-feed {
  display: grid;
  gap: 0;
}

.activity-line {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line-soft);
  color: var(--text-soft);
}

.activity-line::before {
  width: 6px;
  height: 6px;
  margin-top: 7px;
  border-radius: 50%;
  background: var(--accent);
  content: "";
  opacity: 0.72;
}

.skeleton-row {
  height: 42px;
  border-top: 1px solid var(--line-soft);
  background: linear-gradient(90deg, transparent, rgb(255 255 255 / 3%), transparent);
  background-size: 240% 100%;
  animation: shimmer 1.5s linear infinite;
}

@keyframes shimmer {
  to {
    background-position: -240% 0;
  }
}

.quick-surface {
  display: flex;
  flex-direction: column;
}

.record-link {
  display: grid;
  width: 100%;
  padding: 16px 0;
  gap: 5px;
  border: 0;
  border-top: 1px solid var(--line-soft);
  background: transparent;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.record-link span {
  color: var(--text-dim);
  font-size: 11px;
}

.record-link strong {
  overflow: hidden;
  font-size: 14px;
  font-weight: 590;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.record-link:hover strong {
  color: var(--accent-strong);
}

.presence-panel {
  display: flex;
  grid-column: 3;
  grid-row: 2;
  min-width: 0;
  min-height: 0;
  flex-direction: column;
  gap: 16px;
  padding: 20px 20px 18px 0;
  overflow: auto;
}

.presence-visual {
  position: relative;
  min-height: 390px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 30%, rgb(226 123 152 / 17%), transparent 45%),
    linear-gradient(165deg, #18212e, #0d131c 70%);
  box-shadow: var(--shadow);
}

.presence-visual::before {
  position: absolute;
  inset: auto 18px 18px;
  height: 32%;
  border: 1px solid rgb(255 255 255 / 4%);
  border-radius: var(--radius);
  content: "";
  background:
    linear-gradient(90deg, transparent 49%, rgb(255 255 255 / 3%) 50%, transparent 51%),
    linear-gradient(transparent 49%, rgb(255 255 255 / 3%) 50%, transparent 51%);
  background-size: 32px 32px;
  transform: perspective(200px) rotateX(58deg);
  transform-origin: bottom;
}

.presence-halo {
  position: absolute;
  top: 12%;
  left: 50%;
  width: 210px;
  height: 210px;
  border: 1px solid rgb(226 123 152 / 18%);
  border-radius: 50%;
  transform: translateX(-50%);
}

.presence-halo::before,
.presence-halo::after {
  position: absolute;
  inset: 22px;
  border: 1px solid rgb(226 123 152 / 10%);
  border-radius: inherit;
  content: "";
}

.presence-halo::after {
  inset: 48px;
}

#yeshuangPortrait {
  position: absolute;
  z-index: 2;
  inset: 18px 6px 62px;
  width: calc(100% - 12px);
  height: calc(100% - 80px);
  object-fit: contain;
  object-position: center bottom;
  filter: drop-shadow(0 22px 20px rgb(0 0 0 / 36%));
}

.presence-nameplate {
  position: absolute;
  z-index: 3;
  right: 16px;
  bottom: 15px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 11px 13px;
  border: 1px solid rgb(255 255 255 / 10%);
  border-radius: var(--radius);
  background: rgb(9 13 19 / 88%);
}

.presence-nameplate > div {
  display: grid;
}

.presence-nameplate strong {
  font-size: 14px;
}

.presence-nameplate small {
  color: var(--text-soft);
  font-size: 11px;
}

.bond-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}

.bond-panel > div {
  display: grid;
  gap: 5px;
  padding: 14px;
}

.bond-panel > div + div {
  border-left: 1px solid var(--line);
}

.bond-panel span {
  color: var(--text-dim);
  font-size: 10px;
}

.bond-panel strong {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 540;
}

.cottage-actions {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.cottage-actions header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.cottage-actions header span {
  overflow: hidden;
  color: var(--text-dim);
  font-size: 10px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cottage-actions > div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
}

.cottage-actions button {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-soft);
  color: var(--text-soft);
  font-size: 11px;
  cursor: pointer;
}

.cottage-actions button:hover {
  border-color: var(--accent-line);
  color: var(--text);
}

#cottageHint {
  margin: 13px 0 0;
  color: var(--text-dim);
  font-size: 10px;
  line-height: 1.55;
}

.chat-surface {
  display: grid;
  height: max(520px, calc(100dvh - 190px));
  min-height: 0;
  grid-template-rows: minmax(0, 1fr) auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.chat-history {
  display: flex;
  min-height: 0;
  flex-direction: column;
  gap: 18px;
  padding: 24px;
  overflow: auto;
}

.chat-message {
  display: grid;
  max-width: min(76%, 700px);
  gap: 5px;
}

.chat-message.is-user {
  align-self: flex-end;
}

.chat-message.is-yeshuang {
  align-self: flex-start;
}

.chat-message p {
  margin: 0;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-soft);
  color: var(--text);
  white-space: pre-wrap;
}

.chat-message.is-user p {
  border-color: var(--accent-line);
  background: var(--accent-soft);
}

.chat-message small {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 9px;
}

.chat-message.is-user small {
  text-align: right;
}

.chat-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  padding: 14px;
  border-top: 1px solid var(--line);
  background: var(--bg-raised);
}

.chat-composer textarea,
.field input,
.field select,
.inline-actions input {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
}

.chat-composer textarea {
  min-height: 48px;
  max-height: 150px;
  padding: 12px 14px;
  resize: vertical;
}

.chat-composer textarea::placeholder,
.field input::placeholder {
  color: var(--text-dim);
}

.inline-actions label {
  color: var(--text-dim);
  font-size: 11px;
}

.inline-actions input {
  width: 142px;
  height: 42px;
  padding: 0 11px;
}

.document-layout {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 22px;
}

.document-meta {
  align-self: start;
  padding: 22px;
}

.document-meta h2 {
  margin: 8px 0 22px;
  font-size: 18px;
}

.document-meta dl,
.runtime-details dl {
  margin: 0;
}

.document-meta dl > div,
.runtime-details dl > div {
  display: grid;
  gap: 4px;
  padding: 13px 0;
  border-top: 1px solid var(--line-soft);
}

dt {
  color: var(--text-dim);
  font-size: 10px;
}

dd {
  min-width: 0;
  margin: 0;
  overflow-wrap: anywhere;
}

.note {
  margin: 18px 0 0;
  padding: 12px;
  border-left: 2px solid var(--accent);
  background: var(--accent-soft);
  color: var(--text-soft);
  font-size: 11px;
}

.document-reader {
  min-height: 580px;
  padding: clamp(24px, 4vw, 48px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #111820;
  color: #dfe5e9;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.9;
  white-space: pre-wrap;
  box-shadow: var(--shadow);
  overflow-wrap: anywhere;
}

.two-document-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}

.compact-document {
  min-height: 640px;
  padding: 24px;
  font-size: 13px;
}

.compact-document header {
  margin-bottom: 20px;
}

.compact-document pre {
  margin: 0;
  color: inherit;
  font: inherit;
  white-space: pre-wrap;
}

.empty-state {
  display: grid;
  min-height: 190px;
  place-content: center;
  gap: 5px;
  color: var(--text-soft);
  text-align: center;
}

.empty-state strong {
  color: var(--text);
  font-size: 17px;
}

.empty-state p {
  max-width: 42ch;
  margin: 0;
}

.memory-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.memory-block {
  display: grid;
  min-height: 220px;
  align-content: space-between;
  gap: 24px;
  padding: clamp(24px, 4vw, 38px);
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.memory-block:nth-child(2n) {
  border-right: 0;
}

.memory-block:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.memory-block span {
  color: var(--accent-strong);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.memory-block strong {
  max-width: 26ch;
  font-size: clamp(18px, 2.2vw, 28px);
  font-weight: 590;
  letter-spacing: -0.035em;
  line-height: 1.25;
}

.memory-block p {
  max-width: 42ch;
  margin: 0;
  color: var(--text-dim);
}

.memory-context {
  background:
    radial-gradient(circle at 0 0, rgb(226 123 152 / 11%), transparent 52%),
    var(--surface);
}

.runtime-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 22px;
  margin-bottom: 22px;
}

.service-list {
  padding: 8px 22px;
}

.service-list article {
  display: grid;
  grid-template-columns: 8px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line-soft);
}

.service-list article:last-child {
  border-bottom: 0;
}

.service-list strong {
  font-size: 13px;
}

.service-list p {
  margin: 2px 0 0;
  color: var(--text-dim);
  font-size: 11px;
}

.runtime-details .section-label {
  margin-bottom: 12px;
}

.runtime-details dd {
  font-family: var(--font-mono);
  font-size: 11px;
}

.issue-surface {
  box-shadow: none;
}

.issue-list {
  display: grid;
  gap: 8px;
}

.issue-item,
.empty-line {
  margin: 0;
  padding: 11px 13px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  background: var(--bg-raised);
  color: var(--text-soft);
  font-size: 12px;
}

.issue-item {
  border-color: rgb(225 127 128 / 24%);
  color: #e8b0b0;
}

.settings-form {
  display: grid;
  max-width: 720px;
  gap: 24px;
}

.music-settings {
  margin-top: 18px;
}

.music-settings-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
}

.music-settings-header h2 {
  margin: 4px 0 0;
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.music-settings-header > span {
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.music-import-row {
  display: flex;
  align-items: center;
  gap: 14px;
}

.music-import-row small {
  color: var(--text-dim);
  font-size: 11px;
  line-height: 1.5;
}

.music-import-button {
  flex: 0 0 auto;
  cursor: pointer;
}

.voice-toggle-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
}

.voice-checkbox {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--text-soft);
  cursor: pointer;
  font-size: 12px;
}

.voice-checkbox input {
  width: 16px;
  height: 16px;
  accent-color: #8798e8;
}

.field {
  display: grid;
  gap: 8px;
}

.field label {
  font-weight: 630;
}

.field input,
.field select {
  height: 46px;
  padding: 0 13px;
}

.field textarea {
  min-height: 104px;
  padding: 12px 13px;
  resize: vertical;
  line-height: 1.65;
}

.field select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--text-dim) 50%),
    linear-gradient(135deg, var(--text-dim) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) 19px,
    calc(100% - 13px) 19px;
  background-repeat: no-repeat;
  background-size: 5px 5px;
}

.field small,
.settings-actions span {
  color: var(--text-dim);
  font-size: 11px;
}

.settings-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  padding-top: 4px;
}

.toast-region {
  position: fixed;
  z-index: 100;
  right: 22px;
  bottom: 22px;
  display: grid;
  width: min(360px, calc(100vw - 44px));
  gap: 9px;
  pointer-events: none;
}

.toast {
  padding: 13px 15px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #18212b;
  color: var(--text);
  box-shadow: var(--shadow);
  animation: toast-in 180ms ease both;
}

.toast.is-error {
  border-color: rgb(225 127 128 / 46%);
}

@keyframes toast-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
}

@media (max-width: 1280px) {
  .app-shell {
    grid-template-columns: 100px minmax(0, 1fr) 280px;
  }

  .metric-grid {
    grid-template-columns: 1fr 1fr;
  }

  .metric:nth-child(2) {
    border-right: 0;
  }

  .metric:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line);
  }

  .presence-visual {
    min-height: 350px;
  }
}

@media (max-width: 1060px) {
  .app-shell {
    grid-template-columns: 96px minmax(0, 1fr);
  }

  .presence-panel {
    display: none;
  }

  .overview-grid,
  .runtime-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  body {
    overflow: auto;
  }

  .app-shell {
    display: block;
    min-height: 100dvh;
  }

  .app-bar {
    position: sticky;
    top: 0;
    height: 64px;
    padding: 0 14px;
  }

  .connection-state > span,
  .brand small,
  .server-clock {
    display: none;
  }

  .navigation {
    position: fixed;
    z-index: 30;
    right: 10px;
    bottom: 10px;
    left: 10px;
    display: block;
    padding: 7px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgb(14 20 29 / 96%);
    box-shadow: var(--shadow);
  }

  .navigation nav {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 2px;
  }

  .nav-item {
    min-height: 48px;
    padding: 4px 2px;
  }

  .nav-item > span:last-child {
    font-size: 10px;
  }

  .nav-glyph,
  .nav-foot {
    display: none;
  }

  .workspace {
    overflow: visible;
  }

  .view {
    padding: 28px 16px 104px;
  }

  .view-header {
    align-items: stretch;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 22px;
  }

  .view-header h1 {
    font-size: 34px;
  }

  .runtime-controls,
  .inline-actions {
    width: 100%;
    align-items: stretch;
  }

  .runtime-controls .button,
  .inline-actions .button {
    flex: 1;
  }

  .inline-actions {
    flex-wrap: wrap;
  }

  .inline-actions label {
    width: 100%;
  }

  .inline-actions input {
    flex: 1;
    width: auto;
  }

  .metric-grid,
  .memory-grid,
  .two-document-grid,
  .document-layout {
    grid-template-columns: 1fr;
  }

  .metric {
    min-height: 104px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .metric:nth-child(-n + 3) {
    border-bottom: 1px solid var(--line);
  }

  .metric:last-child {
    border-bottom: 0;
  }

  .memory-block,
  .memory-block:nth-child(2n) {
    min-height: 180px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .memory-block:last-child {
    border-bottom: 0;
  }

  .document-reader,
  .compact-document {
    min-height: 460px;
    padding: 22px;
  }

  .chat-surface {
    height: calc(100dvh - 170px);
    min-height: 560px;
  }

  .chat-history {
    padding: 16px;
  }

  .chat-message {
    max-width: 90%;
  }

  .chat-composer {
    grid-template-columns: 1fr;
  }

  .chat-composer .button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

}