:root {
  color-scheme: light;
  --bg: #fbfaf6;
  --text: #000000;
  --muted: #000000;
  --link: #000000;
  --link-dark: #000000;
  --border: #e8e1d6;
  --border-strong: #d7cbbc;
  --soft: #fff8ec;
  --selected: #f1f8f0;
  --panel: #fffefd;
  --green: #000000;
  --red: #000000;
  --accent-line: #86a985;
  --accent-sage: #edf7ef;
  --accent-sage-line: #c9dfca;
  --accent-sand: #fff5df;
  --accent-sand-line: #ead8b5;
  --accent-lilac: #f7f3ff;
  --accent-lilac-line: #ddd2ef;
  --accent-coral: #fff2ee;
  --accent-coral-line: #efd0c7;
  --shadow-sm: 0 10px 30px rgba(45, 39, 30, 0.045);
  --shadow-md: 0 18px 46px rgba(45, 39, 30, 0.06);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    linear-gradient(180deg, #fffdf8 0, #fffdf8 58px, var(--bg) 58px),
    var(--bg);
  color: var(--text);
  font-family: "Times New Roman", Times, "Songti SC", "SimSun", serif;
  font-size: 14px;
  line-height: 1.55;
}

button,
input,
select,
textarea {
  color: var(--text);
  font: inherit;
}

::placeholder {
  color: #000000;
  opacity: 1;
}

a {
  color: var(--link);
}

button {
  color: inherit;
}

.shell {
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  width: 100%;
  height: 58px;
  margin: 0;
  padding: 0 max(24px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid var(--border);
  background: rgba(255, 253, 248, 0.96);
}

.view {
  width: min(1180px, calc(100vw - 48px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #000000;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  height: 24px;
  display: block;
  border: 0;
  border-radius: 4px;
  object-fit: cover;
  object-position: center;
  background: transparent;
}

.brand-name {
  color: #000000;
  font-size: 17px;
  font-weight: 600;
}

.site-search {
  flex: 1;
  max-width: 420px;
  position: relative;
  color: var(--muted);
  font-size: 13px;
}

.site-search span {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: #000000;
  pointer-events: none;
}

.site-search input {
  width: 100%;
  height: 34px;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 6px 10px 6px 60px;
  background: #fffefd;
  color: var(--text);
  outline: none;
  box-shadow: inset 0 1px 1px rgba(31, 41, 51, 0.04);
}

.site-search input:focus {
  border-color: var(--accent-sage-line);
  background: #ffffff;
  box-shadow: inset 0 1px 1px rgba(45, 39, 30, 0.04), 0 0 0 3px rgba(134, 169, 133, 0.16);
}

.global-nav {
  display: flex;
  align-items: stretch;
  height: 100%;
}

.nav-tab {
  border: 0;
  border-bottom: 2px solid transparent;
  padding: 0 12px;
  background: transparent;
  color: #000000;
  cursor: pointer;
}

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

.nav-tab.active {
  color: #000000;
  border-bottom-color: var(--accent-line);
}

.auth-area {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: fit-content;
}

.auth-button,
.primary-action,
.text-action,
.admin-toolbar button,
.admin-actions button {
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  background: #fffefd;
  color: #000000;
  cursor: pointer;
}

.auth-button {
  padding: 5px 9px;
  font-size: 13px;
}

.auth-button.secondary {
  border-color: var(--accent-sage-line);
  background: var(--accent-sage);
}

.user-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  max-width: 240px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 8px;
  background: #fffefd;
  font-size: 12px;
}

.user-chip span {
  overflow: hidden;
  max-width: 150px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-chip strong {
  border-left: 1px solid var(--border);
  padding-left: 6px;
  font-weight: 600;
}

.modal-layer {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 22px;
  background: rgba(28, 28, 25, 0.18);
}

.modal-layer[hidden] {
  display: none;
}

.modal-card {
  position: relative;
  width: min(520px, 100%);
  max-height: min(760px, calc(100vh - 44px));
  overflow: auto;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  padding: 22px;
  background: #fffefd;
  box-shadow: var(--shadow-md);
}

.article-modal {
  width: min(760px, 100%);
}

.modal-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #fffefd;
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
}

.modal-kicker {
  margin-bottom: 6px;
  color: #000000;
  font-size: 12px;
}

.modal-card h2 {
  margin: 0 32px 16px 0;
  font-size: 24px;
  font-weight: 600;
}

.stack-form {
  display: grid;
  gap: 12px;
}

.stack-form label {
  display: grid;
  gap: 5px;
  color: #000000;
  font-size: 13px;
}

.stack-form input,
.stack-form select,
.stack-form textarea {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 7px 8px;
  background: #fffefd;
  color: #000000;
  outline: none;
}

.stack-form textarea {
  min-height: 82px;
  resize: vertical;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.primary-action {
  min-height: 36px;
  padding: 7px 12px;
  background: var(--accent-sage);
  border-color: var(--accent-sage-line);
  font-weight: 600;
}

.primary-action:disabled,
.auth-button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.text-action {
  width: fit-content;
  margin-top: 10px;
  border: 0;
  padding: 0;
  background: transparent;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.form-error {
  border: 1px solid var(--accent-coral-line);
  border-radius: 6px;
  padding: 8px 10px;
  background: var(--accent-coral);
  color: #000000;
  font-size: 13px;
}

.admin-toolbar {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 8px;
}

.admin-toolbar button,
.admin-actions button {
  padding: 4px 8px;
  background: var(--accent-lilac);
  border-color: var(--accent-lilac-line);
  font-size: 12px;
}

.admin-actions {
  display: inline-flex;
  gap: 6px;
}

.admin-actions.wide {
  margin-bottom: 12px;
}

.stored-mode {
  margin-bottom: 8px;
  color: #000000;
  font-size: 12px;
}

.view {
  display: none;
  padding-top: 28px;
}

.view.active {
  display: block;
}

.home-grid {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr) 260px;
  gap: 32px;
  align-items: start;
}

.left-rail,
.detail-panel {
  position: sticky;
  top: 82px;
}

.left-rail {
  padding: 2px 18px 0 0;
  border-right: 1px solid var(--border);
}

.rail-title {
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 0;
  color: #000000;
  font-size: 13px;
  font-weight: 600;
}

.domain-list {
  display: grid;
}

.domain-button {
  width: 100%;
  border: 0;
  border-left: 2px solid transparent;
  margin-bottom: 2px;
  padding: 7px 9px;
  background: transparent;
  border-radius: 6px;
  text-align: left;
  cursor: pointer;
}

.domain-button:hover {
  background: var(--accent-sand);
  box-shadow: none;
}

.domain-button.active {
  border-left-color: var(--accent-line);
  background: var(--selected);
}

.domain-name {
  color: var(--link);
  font-size: 14px;
  font-weight: 600;
}

.domain-description {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.3;
}

.domain-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.domain-stats span {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 1px 4px;
  color: #000000;
  background: #fffefd;
  font-size: 11px;
}

.home-intro {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
  padding: 2px 0 18px;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.page-label {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 8px;
  padding: 3px 8px;
  border: 1px solid var(--accent-sage-line);
  border-radius: 999px;
  background: var(--accent-sage);
  color: var(--muted);
  font-size: 12px;
  text-transform: none;
}

.home-intro h1 {
  margin: 0 0 9px;
  color: #000000;
  font-size: 34px;
  font-weight: 600;
  line-height: 1.12;
}

.home-intro p {
  max-width: 680px;
  margin: 0;
  color: var(--muted);
  font-size: 15px;
}

.intro-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.intro-stats span {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 8px;
  color: var(--muted);
  background: #fffefd;
  font-size: 12px;
  white-space: nowrap;
}

.intro-stats span:first-child {
  border-color: var(--accent-lilac-line);
  background: var(--accent-lilac);
}

.intro-stats span:last-child {
  border-color: var(--accent-sand-line);
  background: var(--accent-sand);
}

.collection-tabs {
  display: flex;
  gap: 14px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border);
  background: transparent;
}

.collection-tab {
  border: 0;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  padding: 0 0 9px;
  background: transparent;
  color: var(--link);
  cursor: pointer;
}

.collection-tab:hover {
  color: var(--link-dark);
  background: transparent;
}

.collection-tab.active {
  margin-bottom: -1px;
  border-bottom-color: var(--accent-line);
  background: transparent;
  color: #000000;
}

.feed-list > .feed-summary {
  margin: 0 0 6px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent-sand), var(--accent-lilac));
  color: var(--muted);
  font-size: 14px;
}

.feed-card {
  display: grid;
  grid-template-columns: 50px minmax(0, 1fr);
  gap: 14px;
  padding: 18px 4px;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: transparent;
  cursor: pointer;
  transition: background 120ms ease;
}

.feed-card:hover {
  background: #fffdf8;
  box-shadow: none;
  transform: none;
}

.feed-card.active {
  background: var(--selected);
  border-left: 2px solid var(--accent-line);
  padding-left: 12px;
}

.score-box {
  align-self: start;
  display: grid;
  justify-items: center;
  gap: 1px;
  border: 1px solid var(--accent-sand-line);
  border-radius: 8px;
  padding: 6px 4px;
  background: var(--accent-sand);
}

.score-value {
  color: #000000;
  font-size: 16px;
  font-weight: 500;
}

.score-label {
  color: var(--muted);
  font-size: 10px;
  text-transform: uppercase;
}

.feed-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 5px;
  color: var(--muted);
  font-size: 12px;
}

.feed-pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 1px 5px;
  background: #fffefd;
  color: #000000;
  font-size: 12px;
}

.feed-title {
  display: inline-block;
  color: var(--link);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.25;
  text-decoration: none;
}

.feed-title:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.feed-subtitle {
  margin-top: 4px;
  color: #000000;
  font-size: 13px;
}

.feed-summary {
  margin-top: 8px;
  color: #000000;
  font-size: 13px;
  line-height: 1.5;
}

.feed-footer {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: center;
  margin-top: 10px;
}

.feed-links,
.feed-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}

.feed-links span {
  border: 1px solid var(--accent-lilac-line);
  border-radius: 999px;
  padding: 2px 7px;
  background: var(--accent-lilac);
  color: var(--link);
  font-size: 12px;
}

.detail-panel {
  border: 0;
  border-left: 1px solid var(--border);
  border-radius: 0;
  padding-left: 18px;
  background: transparent;
  box-shadow: none;
}

.detail-panel::before {
  content: "当前选择";
  display: block;
  padding: 0 0 12px;
  border-bottom: 0;
  background: transparent;
  color: #000000;
  font-size: 13px;
  font-weight: 600;
}

.detail-card {
  min-height: 360px;
  padding: 0;
}

.detail-placeholder h2,
.detail-title {
  margin: 2px 0 10px;
  color: var(--link);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.25;
}

.placeholder-label,
.detail-kicker {
  color: var(--muted);
  font-size: 12px;
  text-transform: none;
}

.detail-summary,
.detail-placeholder p {
  color: #000000;
  font-size: 13px;
  line-height: 1.55;
}

.detail-list {
  margin: 12px 0 0;
  padding-left: 18px;
  color: #000000;
  font-size: 13px;
}

.detail-list li {
  margin: 7px 0;
}

.detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 12px;
}

.detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.detail-actions button {
  border: 1px solid var(--accent-sage-line);
  border-radius: 6px;
  padding: 5px 9px;
  background: var(--accent-sage);
  color: var(--link);
  cursor: pointer;
}

.detail-actions button:hover {
  background: #f8fff9;
  color: var(--link-dark);
}

.detail-tag {
  border: 1px solid var(--accent-coral-line);
  border-radius: 999px;
  padding: 2px 6px;
  background: var(--accent-coral);
  color: #000000;
  font-size: 12px;
}

.detail-view {
  padding-bottom: 64px;
}

.back-link {
  margin: 0 0 18px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 6px 10px;
  background: #fffefd;
  cursor: pointer;
}

.detail-page {
  border-top: 3px solid var(--accent-line);
  background: #fffefd;
}

.detail-page.news-detail {
  border-top-color: var(--accent-sand-line);
}

.detail-page.projects-detail {
  border-top-color: var(--accent-lilac-line);
}

.detail-page-header {
  padding: 28px 0 22px;
  border-bottom: 1px solid var(--border);
}

.detail-page-kicker {
  margin-bottom: 8px;
  color: #000000;
  font-size: 13px;
}

.detail-page-header h1 {
  max-width: 900px;
  margin: 0;
  color: #000000;
  font-size: 38px;
  font-weight: 600;
  line-height: 1.1;
}

.detail-page-header p {
  max-width: 760px;
  margin: 12px 0 0;
  color: #000000;
  font-size: 16px;
}

.detail-page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.detail-page-meta span {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 8px;
  background: var(--accent-sage);
  color: #000000;
  font-size: 12px;
}

.news-detail .detail-page-meta span {
  background: var(--accent-sand);
}

.projects-detail .detail-page-meta span {
  background: var(--accent-lilac);
}

.detail-page-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 42px;
  padding: 28px 0 0;
}

.detail-page-main {
  display: grid;
  gap: 28px;
}

.detail-page-main section {
  border-bottom: 1px solid var(--border);
  padding-bottom: 24px;
}

.paper-figures {
  display: grid;
  gap: 18px;
}

.paper-figure {
  margin: 0;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 12px;
  background: #fffefd;
}

.paper-figure img {
  display: block;
  width: 100%;
  max-height: 560px;
  object-fit: contain;
  border: 1px solid var(--border);
  background: #ffffff;
}

.paper-figure figcaption {
  display: grid;
  gap: 4px;
  margin-top: 10px;
  color: #000000;
}

.paper-figure figcaption strong {
  font-size: 15px;
  font-weight: 600;
}

.paper-figure figcaption span,
.paper-figure p {
  margin: 0;
  color: #000000;
  font-size: 14px;
  line-height: 1.55;
}

.paper-figure p {
  margin-top: 8px;
}

.concept-figure {
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 18px;
  background: #fffefd;
}

.papers-detail .concept-figure {
  background: linear-gradient(135deg, #fffefd, var(--accent-sage));
}

.projects-detail .concept-figure {
  background: linear-gradient(135deg, #fffefd, var(--accent-lilac));
}

.news-detail .concept-figure {
  background: linear-gradient(135deg, #fffefd, var(--accent-sand));
}

.figure-label {
  color: #000000;
  font-size: 12px;
  margin-bottom: 4px;
}

.figure-caption {
  max-width: 720px;
  margin: 4px 0 0;
  color: #000000;
  font-size: 14px;
  line-height: 1.5;
}

.figure-canvas {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(116px, 1fr));
  gap: 10px;
  align-items: stretch;
  margin-top: 14px;
}

.figure-node {
  min-height: 108px;
  display: grid;
  align-content: start;
  gap: 7px;
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 10px;
  background: rgba(255, 254, 253, 0.86);
}

.figure-node span {
  color: #000000;
  font-size: 12px;
}

.figure-node strong {
  color: #000000;
  font-size: 15px;
  font-weight: 600;
  line-height: 1.25;
}

.figure-node p {
  margin: 0;
  color: #000000;
  font-size: 13px;
  line-height: 1.38;
}

.figure-arrow {
  min-height: 108px;
  position: relative;
}

.figure-arrow::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 8px;
  right: 8px;
  border-top: 1px solid var(--border-strong);
}

.figure-arrow::after {
  content: "";
  position: absolute;
  top: calc(50% - 4px);
  right: 8px;
  width: 8px;
  height: 8px;
  border-top: 1px solid var(--border-strong);
  border-right: 1px solid var(--border-strong);
  transform: rotate(45deg);
}

.interpretation-section {
  background: #fffefd;
}

.detail-page-main h2,
.detail-page-aside h2 {
  margin: 0 0 10px;
  color: #000000;
  font-size: 20px;
  font-weight: 600;
}

.detail-page-main p,
.detail-page-main li {
  color: #000000;
  font-size: 15px;
  line-height: 1.65;
}

.detail-page-main ul {
  margin: 0;
  padding-left: 20px;
}

.detail-page-aside {
  position: sticky;
  top: 82px;
  align-self: start;
  border-left: 1px solid var(--border);
  padding-left: 18px;
}

.papers-detail .detail-page-aside {
  background: linear-gradient(90deg, transparent, var(--accent-sage));
}

.news-detail .detail-page-aside {
  background: linear-gradient(90deg, transparent, var(--accent-sand));
}

.projects-detail .detail-page-aside {
  background: linear-gradient(90deg, transparent, var(--accent-lilac));
}

.detail-stat-row {
  display: grid;
  gap: 2px;
  border-bottom: 1px solid var(--border);
  padding: 9px 0;
}

.detail-stat-row span {
  color: #000000;
  font-size: 12px;
}

.detail-stat-row strong {
  color: #000000;
  font-size: 14px;
  font-weight: 600;
}

.detail-tag-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 14px;
}

.detail-tag-grid span {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 7px;
  background: #fffefd;
  color: #000000;
  font-size: 12px;
}

.source-button {
  display: inline-block;
  margin-top: 18px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 7px 10px;
  background: #fffefd;
  color: #000000;
  text-decoration: none;
}

.detail-loading,
.detail-not-found {
  padding: 48px 0;
}

.chat-shell {
  display: grid;
}

.chat-panel {
  min-height: calc(100vh - 82px);
  display: grid;
  grid-template-rows: auto 1fr auto;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: #fffefd;
  box-shadow: var(--shadow-sm);
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #fffefd, #faf8f2);
}

.chat-title {
  color: #000000;
  font-size: 20px;
  font-weight: 600;
}

.chat-subtitle {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}

.chat-header-right {
  display: flex;
  align-items: flex-end;
  gap: 10px;
}

.chat-controls {
  display: flex;
  gap: 6px;
  align-items: center;
}

.chat-controls button {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
  background: #fffefd;
  color: #000000;
  cursor: pointer;
  font-size: 12px;
}

.chat-controls button:hover {
  border-color: var(--border-strong);
  background: #f7f5ef;
}

.mode-select {
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 12px;
}

.mode-select select {
  min-width: 170px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  padding: 6px 8px;
  background: #fffefd;
  color: var(--text);
}

.status-chip {
  min-width: 72px;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 8px;
  background: var(--accent-sand);
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.status-chip.running {
  border-color: var(--accent-sage-line);
  color: #000000;
  background: var(--accent-sage);
}

.messages {
  overflow: auto;
  padding: 26px 18px 118px;
  background:
    linear-gradient(180deg, rgba(252, 250, 245, 0.72), rgba(255, 254, 253, 0) 180px),
    #fffefd;
}

.message {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  width: min(900px, 100%);
  margin: 0 auto 16px;
}

.message.user-message {
  grid-template-columns: minmax(0, 1fr) 30px;
}

.message.user-message .avatar {
  grid-column: 2;
}

.message.user-message .bubble {
  grid-column: 1;
  grid-row: 1;
  justify-self: end;
  background: #f6f4ff;
}

.avatar {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--accent-sage);
  color: var(--link);
  font-size: 13px;
}

.user-message .avatar {
  background: var(--accent-lilac);
}

.bubble {
  min-width: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 13px 15px;
  background: #fffefd;
}

.bubble p {
  margin: 0 0 8px;
}

.bubble p:last-child {
  margin-bottom: 0;
}

.example-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.example-row button {
  border: 1px solid var(--accent-sand-line);
  border-radius: 999px;
  padding: 6px 10px;
  background: #fff9ea;
  color: var(--link);
  cursor: pointer;
  font-size: 12px;
}

.example-row button:hover {
  color: var(--link-dark);
  background: #fffaf0;
}

.thinking-card {
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: #fffefd;
}

.thinking-header {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  background: #f2f7f1;
  color: #000000;
  font-size: 13px;
}

.spinner {
  width: 11px;
  height: 11px;
  border: 2px solid #dfe9df;
  border-top-color: var(--accent-line);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}

.thinking-list {
  display: grid;
}

.thinking-step {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 10px;
  padding: 7px 9px;
  border-bottom: 1px solid var(--border);
}

.thinking-step:last-child {
  border-bottom: 0;
}

.step-type {
  color: var(--muted);
  font-size: 12px;
}

.step-text {
  color: #000000;
  font-size: 13px;
}

.answer {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.answer h3 {
  margin: 10px 0 0;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
  font-size: 17px;
  font-weight: 600;
}

.answer ul {
  margin: 0;
  padding-left: 18px;
}

.answer li {
  margin: 6px 0;
  line-height: 1.55;
}

.answer a {
  color: var(--link);
  text-decoration: none;
}

.answer a:hover {
  color: var(--link-dark);
  text-decoration: underline;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.metric {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 7px 8px;
  background: var(--accent-lilac);
}

.metric-label {
  color: var(--muted);
  font-size: 12px;
}

.metric-value {
  margin-top: 2px;
  font-weight: 500;
}

.composer {
  position: sticky;
  bottom: 0;
  padding: 12px 15px 16px;
  background: linear-gradient(rgba(251, 250, 246, 0), #fbfaf6 24%, #fbfaf6);
}

.location-panel {
  width: min(860px, 100%);
  margin: 0 auto 8px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 9px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--accent-sand);
}

.location-panel[hidden] {
  display: none;
}

.location-panel label {
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 12px;
}

.location-panel input {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 6px 8px;
  background: #fffefd;
  outline: none;
}

.composer-box {
  width: min(900px, 100%);
  min-height: 48px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: end;
  padding: 7px;
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  background: #fffefd;
  box-shadow: var(--shadow-sm);
}

.icon-button,
.send-button {
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  cursor: pointer;
}

.icon-button {
  width: 34px;
  height: 34px;
  background: var(--accent-sage);
  color: #000000;
  font-size: 20px;
  line-height: 1;
}

.icon-button:disabled {
  background: #f4f1ea;
  color: #777777;
  cursor: not-allowed;
}

.icon-button.active {
  border-color: var(--accent-line);
  background: var(--accent-sage);
  color: #000000;
}

textarea {
  width: 100%;
  min-height: 34px;
  max-height: 160px;
  resize: none;
  border: 0;
  outline: none;
  padding: 6px 2px;
  background: transparent;
  color: var(--text);
  line-height: 1.45;
}

.send-button {
  height: 34px;
  padding: 0 12px;
  background: #f1f8f0;
  border-color: var(--accent-sage-line);
  color: #000000;
}

.send-button:hover {
  background: #e8f3e7;
}

.send-button:disabled {
  border-color: var(--border);
  background: var(--soft);
  color: #000000;
  cursor: not-allowed;
}

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

@media (max-width: 1020px) {
  .home-grid {
    grid-template-columns: 180px minmax(0, 1fr);
  }

  .detail-panel {
    grid-column: 1 / -1;
    position: static;
    border-left: 0;
    border-top: 1px solid var(--border);
    padding: 14px 0 0;
  }

  .detail-page-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .detail-page-aside {
    position: static;
    border-left: 0;
    border-top: 1px solid var(--border);
    padding: 18px 0 0;
  }
}

@media (max-width: 760px) {
  .site-header,
  .view {
    width: calc(100vw - 20px);
  }

  .site-header {
    height: auto;
    align-items: flex-start;
    padding: 10px 0;
    flex-wrap: wrap;
  }

  .site-search {
    order: 3;
    max-width: none;
    flex-basis: 100%;
  }

  .auth-area {
    order: 2;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .user-chip {
    max-width: 180px;
  }

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

  .home-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .left-rail {
    position: static;
  }

  .home-intro {
    align-items: flex-start;
    flex-direction: column;
  }

  .chat-header,
  .chat-header-right {
    align-items: flex-start;
    flex-direction: column;
  }

  .chat-controls {
    flex-wrap: wrap;
  }

  .location-panel {
    grid-template-columns: 1fr;
  }

  .message,
  .message.user-message,
  .thinking-step {
    grid-template-columns: 1fr;
  }

  .message.user-message .avatar,
  .message.user-message .bubble {
    grid-column: auto;
    grid-row: auto;
  }

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

  .detail-page-header h1 {
    font-size: 30px;
  }
}