:root {
  color-scheme: light;
  --page: #f5efe5;
  --paper: #fffdf9;
  --ink: #18211c;
  --muted: #747b73;
  --line: #e1d7c7;
  --green: #0a5f43;
  --green-soft: #e9f2ec;
  --gold: #c59f65;
  --warn: #e6813a;
  --shadow: 0 16px 44px rgba(45, 39, 28, 0.11);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  overflow: hidden;
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  background:
    radial-gradient(circle at 12% 8%, rgba(197, 159, 101, 0.17), transparent 24%),
    radial-gradient(circle at 96% 92%, rgba(10, 95, 67, 0.10), transparent 28%),
    linear-gradient(135deg, #fbf8ef 0%, #f3eadc 52%, #faf6ed 100%);
}

button,
textarea,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.app {
  height: 100vh;
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
}

.rail {
  min-height: 0;
  padding: 18px 14px;
  border-right: 1px solid rgba(198, 185, 158, 0.72);
  background: rgba(249, 245, 237, 0.76);
  backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: hidden;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 50px;
}

.brand-logo {
  width: 38px;
  height: 38px;
  padding: 6px;
  border: 2px solid var(--green);
  border-radius: 8px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.brand-logo span {
  border-radius: 50%;
  background: var(--green);
}

.brand strong {
  display: block;
  font-size: 20px;
  line-height: 1;
  font-weight: 900;
}

.brand p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.member-pill {
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid rgba(10, 95, 67, 0.14);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.70);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 8px;
  align-items: center;
  cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.18s ease;
}

.member-pill:hover {
  border-color: rgba(10, 95, 67, 0.24);
  background: var(--green-soft);
  transform: translateY(-1px);
}

.member-pill b {
  grid-row: 1 / 3;
  min-width: 38px;
  height: 24px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: var(--green);
  color: #fff;
  font-size: 12px;
}

.member-pill span {
  color: #2c3932;
  font-size: 13px;
  font-weight: 800;
}

.member-pill em {
  color: var(--muted);
  font-style: normal;
  font-size: 12px;
}

.new-chat,
.nav-actions button,
.quick-box button,
.starter-row button,
.match-list button,
.status-chip,
.filter-row button,
#toggleMatches {
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: #2d3731;
}

.new-chat {
  height: 38px;
  background: var(--green);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 10px 20px rgba(10, 95, 67, 0.17);
}

.nav-actions {
  display: grid;
  gap: 5px;
}

.nav-actions button {
  min-height: 38px;
  padding: 6px 8px;
  display: grid;
  grid-template-columns: 26px 1fr;
  align-items: center;
  gap: 8px;
  text-align: left;
}

.nav-actions i {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: rgba(10, 95, 67, 0.08);
  color: var(--green);
  font-style: normal;
  font-size: 12px;
  font-weight: 900;
}

.nav-actions span {
  font-size: 14px;
  font-weight: 800;
}

.nav-actions button.active,
.nav-actions button:hover,
.quick-box button:hover,
.starter-row button:hover,
.match-list button:hover,
.filter-row button.active {
  border-color: rgba(10, 95, 67, 0.16);
  background: var(--green-soft);
  color: var(--green);
}

.quick-box {
  min-height: 0;
  margin-top: 4px;
  padding-top: 8px;
  border-top: 1px solid rgba(198, 185, 158, 0.54);
  display: grid;
  gap: 6px;
  overflow: auto;
}

.quick-box header {
  min-height: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.quick-box header button {
  border: 0;
  color: var(--green);
}

.quick-box > button {
  min-height: 34px;
  padding: 6px 8px;
  border-color: rgba(225, 215, 199, 0.8);
  background: rgba(255, 255, 255, 0.58);
  text-align: left;
  font-size: 13px;
}

.main {
  min-width: 0;
  height: 100vh;
  padding: 14px 22px 18px;
  display: grid;
  grid-template-rows: 50px minmax(0, 1fr);
  gap: 10px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
}

.topbar h1 {
  margin: 0;
  font-size: 22px;
  line-height: 1;
}

.topbar p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.status-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mobile-tabs {
  display: none;
}

.mobile-composer {
  display: none;
}

.status-chip,
.tier-chip {
  height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #354039;
  font-size: 13px;
  font-weight: 800;
}

.tier-chip {
  border-color: rgba(10, 95, 67, 0.18);
  background: var(--green);
  color: #fff;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warn);
  box-shadow: 0 0 0 4px rgba(230, 129, 58, 0.15);
}

.status-dot.online {
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(10, 95, 67, 0.13);
}

.chat-shell {
  position: relative;
  isolation: isolate;
  min-height: 0;
  width: min(100%, 980px);
  margin: 0 auto;
  border: 1px solid rgba(224, 213, 195, 0.94);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.91);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  overflow: hidden;
}

.chat-shell::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: 220px;
  height: 82px;
  pointer-events: none;
  opacity: 0.38;
  background: url("/ai-preview/assets/ink-mountain.svg?v=20260707p") right bottom / contain no-repeat;
}

.scroll {
  position: relative;
  z-index: 1;
  min-height: 0;
  overflow-y: auto;
  padding: 18px 24px 18px;
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

.welcome {
  display: grid;
  gap: 10px;
  margin-bottom: 12px;
}

.welcome p {
  margin: 0;
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.welcome h2 {
  margin: 0;
  font-size: 26px;
  line-height: 1.2;
}

.starter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.starter-row button {
  min-height: 32px;
  padding: 0 11px;
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.78);
  font-size: 13px;
}

.match-dock {
  margin-bottom: 14px;
  padding: 10px;
  border: 1px solid rgba(224, 213, 195, 0.78);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.76);
}

.match-dock header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
}

.match-dock header div {
  display: flex;
  align-items: center;
  gap: 8px;
}

.match-dock span {
  color: var(--muted);
  font-size: 13px;
}

.match-dock b {
  color: var(--green);
  font-size: 13px;
}

#toggleMatches {
  min-height: 26px;
  padding: 0 8px;
  color: var(--green);
  font-size: 12px;
}

.match-tools {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) auto;
  gap: 8px;
  margin-bottom: 8px;
}

#matchSearch {
  height: 32px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  outline: 0;
  background: rgba(255, 255, 255, 0.82);
  color: var(--ink);
  font-size: 13px;
}

.filter-row {
  display: flex;
  gap: 5px;
}

.filter-row button {
  min-height: 32px;
  padding: 0 9px;
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.70);
  font-size: 12px;
}

.match-list {
  max-height: 172px;
  overflow: auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
  gap: 6px;
}

.match-dock.expanded .match-list {
  max-height: 330px;
}

.match-list button {
  min-height: 52px;
  padding: 7px 8px;
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.82);
  display: grid;
  grid-template-columns: 42px 1fr;
  grid-template-rows: auto auto;
  gap: 2px 7px;
  text-align: left;
}

.match-list small {
  grid-row: 1 / 3;
  align-self: center;
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.match-list strong {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 13px;
}

.match-list em {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: var(--muted);
  font-style: normal;
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-width: 0;
}

.match-list em > span:last-child {
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.messages {
  display: grid;
  gap: 13px;
}

.message {
  min-width: 0;
  display: grid;
  gap: 7px;
  animation: messageIn 160ms ease-out both;
}

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

.message.user {
  justify-items: end;
}

.bubble {
  max-width: min(760px, 90%);
  border-radius: 8px;
  line-height: 1.68;
  font-size: 14px;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.message.user .bubble {
  padding: 10px 13px;
  background: var(--green);
  color: #fff;
  box-shadow: 0 8px 18px rgba(10, 95, 67, 0.15);
}

.message.assistant .bubble {
  position: relative;
  overflow: hidden;
  padding: 13px;
  border: 1px solid var(--line);
  background: #fffefd;
  box-shadow: 0 8px 22px rgba(45, 39, 28, 0.06);
}

.answer-status-bar {
  display: none;
}

.message.assistant .answer-status-bar {
  display: block;
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: rgba(10, 95, 67, 0.62);
}

.message.assistant .tone-pre {
  border-color: rgba(10, 95, 67, 0.22);
}

.message.assistant .tone-live {
  border-color: rgba(218, 132, 38, 0.32);
}

.message.assistant .tone-live .answer-status-bar {
  background: #d98124;
}

.message.assistant .tone-finished {
  border-color: rgba(91, 114, 130, 0.28);
}

.message.assistant .tone-finished .answer-status-bar {
  background: #667d8a;
}

.message.assistant .tone-pending_result {
  border-color: rgba(197, 159, 101, 0.34);
}

.message.assistant .tone-pending_result .answer-status-bar {
  background: var(--gold);
}

.message.assistant .tone-unknown {
  border-color: rgba(134, 126, 111, 0.26);
}

.message.assistant .tone-unknown .answer-status-bar {
  background: #aaa093;
}

.assistant-head {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 12px;
}

.assistant-head > span:last-child {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 7px;
}

.assistant-name {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--green);
  font-weight: 900;
}

.assistant-name i {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  display: grid;
  place-items: center;
  font-style: normal;
  font-size: 12px;
}

.answer-section {
  display: grid;
  gap: 8px;
}

.chapter-list {
  display: grid;
  gap: 9px;
}

.answer-chapter {
  display: grid;
  gap: 5px;
}

.answer-section h3 {
  margin: 4px 0 0;
  color: #17211c;
  font-size: 14px;
}

.answer-section p,
.answer-body {
  margin: 0;
  color: #3f4943;
}

.answer-casual .answer-section,
.natural-answer {
  gap: 4px;
}

.status-pill {
  flex: 0 0 auto;
  max-width: 128px;
  padding: 2px 7px;
  border: 1px solid rgba(10, 95, 67, 0.18);
  border-radius: 999px;
  background: rgba(10, 95, 67, 0.08);
  color: var(--green);
  font-size: 11px;
  font-weight: 900;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.status-live {
  border-color: rgba(217, 129, 36, 0.25);
  background: rgba(217, 129, 36, 0.1);
  color: #a85e13;
}

.status-finished {
  border-color: rgba(91, 114, 130, 0.2);
  background: rgba(91, 114, 130, 0.09);
  color: #536977;
}

.status-pending_result {
  border-color: rgba(197, 159, 101, 0.28);
  background: rgba(197, 159, 101, 0.12);
  color: #8a642d;
}

.status-unknown {
  border-color: rgba(134, 126, 111, 0.2);
  background: rgba(134, 126, 111, 0.08);
  color: #766d60;
}

.field-hit,
.field-warn,
.field-miss,
.field-pending,
.field-finished,
.field-live {
  display: inline-block;
  margin: 0 2px;
  padding: 1px 8px;
  border-radius: 7px;
  font-weight: 900;
  line-height: 1.7;
}

.field-hit {
  background: #d92d20;
  color: #fff;
}

.field-warn,
.field-live {
  background: rgba(217, 129, 36, 0.12);
  color: #a85e13;
}

.field-miss,
.field-pending,
.field-finished {
  background: #087443;
  color: #fff;
}

.field-pending,
.field-finished {
  background: #98a2a0;
  color: #fff;
}

.recap-metric-table {
  display: grid;
  gap: 8px;
  width: 100%;
}

.recap-table-head {
  display: grid;
  grid-template-columns: 74px 72px minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
  padding: 0 8px;
  color: #78857e;
  font-size: 12px;
  font-weight: 900;
}

.recap-table-head span {
  min-width: 0;
  text-align: center;
}

.recap-summary-line {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  color: #3f4943;
}

.recap-summary-line span {
  color: #68736d;
  font-weight: 800;
}

.recap-summary-line b {
  color: #17211c;
}

.recap-metric-row {
  display: grid;
  grid-template-columns: 74px 72px minmax(0, 1fr) minmax(0, 1fr);
  gap: 8px;
  align-items: stretch;
  padding: 8px;
  border: 1px solid rgba(11, 78, 58, 0.12);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.78);
}

.recap-hit {
  border-color: rgba(217, 45, 32, 0.18);
}

.recap-miss {
  border-color: rgba(8, 116, 67, 0.18);
}

.recap-pending {
  border-color: rgba(103, 112, 108, 0.18);
}

.recap-dim {
  display: grid;
  place-items: center;
  min-height: 42px;
  color: #0a5f43;
  font-size: 13px;
}

.recap-status {
  display: grid;
  place-items: center;
  min-height: 42px;
  border-radius: 8px;
  color: #fff;
  font-size: 13px;
  font-weight: 950;
}

.recap-hit .recap-status {
  background: #d92d20;
}

.recap-miss .recap-status {
  background: #087443;
}

.recap-pending .recap-status {
  background: #98a2a0;
}

.recap-cell {
  min-width: 0;
  padding: 6px 8px;
  border-radius: 8px;
  background: rgba(10, 95, 67, 0.045);
  border: 1px solid transparent;
  color: #17211c;
  font-weight: 800;
  line-height: 1.45;
  word-break: break-word;
}

.recap-hit .recap-cell {
  background: rgba(217, 45, 32, 0.06);
  border-color: rgba(217, 45, 32, 0.16);
}

.recap-hit .recap-cell em {
  color: #b42318;
}

.recap-miss .recap-cell {
  background: rgba(8, 116, 67, 0.06);
  border-color: rgba(8, 116, 67, 0.16);
}

.recap-miss .recap-cell em {
  color: #087443;
}

.recap-pending .recap-cell {
  background: rgba(103, 112, 108, 0.06);
  border-color: rgba(103, 112, 108, 0.16);
}

.recap-cell em {
  display: block;
  margin-bottom: 2px;
  color: #708078;
  font-size: 11px;
  font-style: normal;
  font-weight: 900;
}

.recap-text-line {
  line-height: 1.8;
}

.recap-gap {
  height: 2px;
}

.answer-chapter-data_note p {
  color: var(--muted);
  font-size: 12px;
}

.dimension-mini {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
  gap: 5px;
  margin: 8px 0;
}

.dimension-mini div {
  min-height: 48px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(10, 95, 67, 0.035);
  display: grid;
  align-content: center;
  gap: 2px;
  text-align: center;
}

.dimension-mini span {
  color: var(--green);
  font-size: 11px;
  font-weight: 900;
}

.dimension-mini b {
  font-size: 13px;
}

.schedule-list {
  display: grid;
  gap: 5px;
  margin: 8px 0;
}

.schedule-item {
  min-height: 38px;
  padding: 7px 9px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 253, 248, 0.82);
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 8px;
  align-items: center;
}

.schedule-item small {
  color: var(--green);
  font-weight: 900;
}

.schedule-item strong {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 13px;
}

.schedule-item span {
  color: var(--muted);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 5px;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.followup-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 9px;
}

.followup-row button {
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid rgba(10, 95, 67, 0.18);
  border-radius: 999px;
  background: var(--green-soft);
  color: var(--green);
  font-size: 12px;
}

.evidence-strip {
  min-height: 30px;
  margin: 8px 0 2px;
  padding: 6px 9px;
  border: 1px solid rgba(10, 95, 67, 0.14);
  border-radius: 7px;
  background: rgba(239, 248, 244, 0.78);
  color: #315b4c;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 12px;
}

.evidence-strip b {
  flex: 0 0 auto;
  color: var(--green);
  font-size: 12px;
}

.evidence-limited {
  border-color: rgba(190, 139, 33, 0.22);
  background: rgba(255, 247, 226, 0.84);
  color: #735c28;
}

.evidence-limited b {
  color: #9a6710;
}

.answer-actions {
  min-height: 30px;
  margin-top: 9px;
  padding-top: 8px;
  border-top: 1px solid rgba(10, 95, 67, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.deepen-button {
  min-height: 30px;
  padding: 0 10px;
  border: 1px solid rgba(10, 95, 67, 0.18);
  border-radius: 7px;
  background: #fff;
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
}

.answer-feedback {
  margin-left: auto;
  display: inline-flex;
  gap: 5px;
}

.answer-feedback button {
  width: 30px;
  height: 30px;
  padding: 0;
  border: 1px solid rgba(10, 95, 67, 0.14);
  border-radius: 50%;
  background: #fff;
  color: #66736d;
  font-size: 15px;
  line-height: 1;
}

.answer-feedback button:hover,
.deepen-button:hover {
  border-color: rgba(10, 95, 67, 0.42);
  background: var(--green-soft);
  color: var(--green);
}

.answer-feedback.feedback-sent button {
  opacity: 0.45;
}

.typing {
  display: inline-flex;
  gap: 5px;
  align-items: center;
}

.typing i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
  opacity: 0.35;
  animation: blink 900ms infinite ease-in-out;
}

.typing i:nth-child(2) {
  animation-delay: 120ms;
}

.typing i:nth-child(3) {
  animation-delay: 240ms;
}

@keyframes blink {
  50% {
    opacity: 1;
    transform: translateY(-2px);
  }
}

.composer {
  position: relative;
  z-index: 30;
  width: auto;
  min-width: 0;
  margin: 0 16px 10px;
  padding: 6px 6px 6px 12px;
  border: 1px solid rgba(224, 213, 195, 0.95);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 12px 28px rgba(45, 39, 28, 0.12);
  display: grid;
  grid-template-columns: minmax(0, 1fr) 40px;
  gap: 6px;
  align-items: center;
  pointer-events: auto;
}

.composer:focus-within {
  border-color: rgba(10, 95, 67, 0.34);
  box-shadow: 0 14px 30px rgba(10, 95, 67, 0.14);
}

.context-strip {
  grid-column: 1 / -1;
  min-height: 28px;
  padding: 0 4px 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.context-strip span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.composer .context-strip button {
  flex: 0 0 auto;
  width: auto;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid rgba(10, 95, 67, 0.18);
  background: var(--green-soft);
  color: var(--green);
  box-shadow: none;
  font-size: 12px;
}

textarea {
  position: relative;
  z-index: 31;
  display: block;
  width: 100%;
  height: 34px;
  min-height: 34px;
  max-height: 96px;
  padding: 2px 0 0;
  resize: none;
  border: 0;
  outline: 0;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  color: var(--ink);
  font-size: 14px;
  line-height: 32px;
  pointer-events: auto;
  caret-color: var(--green);
  -webkit-user-select: text;
  user-select: text;
}

textarea:focus {
  outline: 0;
}

.composer button {
  position: relative;
  z-index: 32;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: var(--green);
  color: #fff;
  font-size: 18px;
  box-shadow: 0 9px 18px rgba(10, 95, 67, 0.24);
}

.composer button:disabled {
  opacity: 0.55;
  cursor: wait;
}

@media (max-width: 980px) {
  .app {
    grid-template-columns: 1fr;
  }

  .rail {
    display: none;
  }

  .main {
    padding: 10px;
  }

  .chat-shell {
    width: 100%;
  }

  .status-row {
    display: none;
  }
}

@media (max-width: 640px) {
  html,
  body {
    overflow: hidden;
    height: 100%;
  }

  body {
    background:
      radial-gradient(circle at 12% -4%, rgba(197, 159, 101, 0.16), transparent 34%),
      linear-gradient(180deg, #fbf7ed 0%, #f5efe5 100%);
  }

  .app {
    height: 100dvh;
    display: block;
  }

  .main {
    height: 100dvh;
    padding: max(8px, env(safe-area-inset-top)) 0 0;
    grid-template-rows: auto auto minmax(0, 1fr);
    gap: 0;
  }

  .topbar {
    min-height: 58px;
    padding: 10px 14px 8px;
    align-items: flex-start;
    overflow: hidden;
  }

  .topbar h1 {
    font-size: 22px;
    letter-spacing: 0;
  }

  .topbar p {
    display: none;
  }

  .status-row {
    display: flex;
    gap: 6px;
    flex: 0 0 auto;
  }

  .status-row .status-chip:first-child {
    display: none;
  }

  .status-chip,
  .tier-chip {
    height: 30px;
    padding: 0 9px;
    font-size: 12px;
    background: rgba(255, 255, 255, 0.78);
  }

  .status-row .tier-chip {
    display: none;
  }

  .mobile-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 0 12px 10px;
    scrollbar-width: none;
  }

  .mobile-tabs::-webkit-scrollbar {
    display: none;
  }

  .mobile-tabs button {
    flex: 0 0 auto;
    min-width: 68px;
    min-height: 38px;
    padding: 0 11px;
    border: 1px solid rgba(224, 213, 195, 0.92);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
    color: #26342d;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    box-shadow: 0 6px 14px rgba(45, 39, 28, 0.06);
  }

  .mobile-tabs i {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: rgba(10, 95, 67, 0.09);
    color: var(--green);
    font-style: normal;
    font-size: 11px;
    font-weight: 900;
  }

  .mobile-tabs span {
    font-size: 13px;
    font-weight: 900;
  }

  .mobile-tabs button.active,
  .mobile-tabs button:hover {
    border-color: rgba(10, 95, 67, 0.20);
    background: var(--green);
    color: #fff;
  }

  .mobile-tabs button.active i,
  .mobile-tabs button:hover i {
    background: rgba(255, 255, 255, 0.18);
    color: #fff;
  }

  .chat-shell {
    width: min(100%, 100vw);
    height: 100%;
    margin: 0;
    border: 0;
    border-top: 1px solid rgba(224, 213, 195, 0.82);
    border-radius: 18px 18px 0 0;
    background: rgba(255, 255, 255, 0.94);
    box-shadow: 0 -8px 28px rgba(45, 39, 28, 0.08);
    overflow: hidden;
  }

  .chat-shell::after {
    width: 160px;
    height: 58px;
    opacity: 0.24;
  }

  .scroll {
    padding: 12px 18px calc(92px + env(safe-area-inset-bottom)) 10px;
    scrollbar-gutter: auto;
  }

  .welcome {
    gap: 8px;
    margin-bottom: 10px;
    padding: 2px 2px 0;
  }

  .welcome p {
    font-size: 12px;
  }

  .welcome h2 {
    font-size: 24px;
    line-height: 1.18;
  }

  .starter-row {
    flex-wrap: nowrap;
    gap: 7px;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .starter-row::-webkit-scrollbar {
    display: none;
  }

  .starter-row button {
    flex: 0 0 auto;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 13px;
    white-space: nowrap;
  }

  .match-dock {
    margin-bottom: 10px;
    padding: 9px;
    border-radius: 14px;
    background: rgba(255, 253, 248, 0.88);
  }

  .match-tools {
    grid-template-columns: 1fr;
    gap: 7px;
    margin-bottom: 7px;
  }

  #matchSearch {
    height: 36px;
    border-radius: 12px;
    font-size: 14px;
  }

  .filter-row {
    overflow-x: auto;
    scrollbar-width: none;
  }

  .filter-row::-webkit-scrollbar {
    display: none;
  }

  .filter-row button {
    flex: 0 0 auto;
    min-height: 30px;
    border-radius: 999px;
  }

  .match-list {
    max-height: none;
    overflow-x: auto;
    overflow-y: hidden;
    display: flex;
    gap: 7px;
    padding-bottom: 2px;
    scrollbar-width: none;
  }

  .match-list::-webkit-scrollbar {
    display: none;
  }

  .match-dock.expanded .match-list {
    max-height: 42vh;
    overflow-x: hidden;
    overflow-y: auto;
    display: grid;
    grid-template-columns: 1fr;
  }

  .match-list button {
    flex: 0 0 188px;
    min-height: 58px;
    border-radius: 12px;
  }

  .match-dock.expanded .match-list button {
    flex-basis: auto;
  }

  .messages {
    gap: 11px;
    padding-bottom: 2px;
  }

  .bubble {
    max-width: 94%;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.66;
  }

  .message.user .bubble {
    max-width: calc(100vw - 68px);
    padding: 10px 13px;
    border-bottom-right-radius: 7px;
  }

  .message.assistant .bubble {
    max-width: calc(100vw - 34px);
    padding: 12px;
    border-radius: 16px;
    border-bottom-left-radius: 7px;
  }

  .assistant-head {
    margin-bottom: 6px;
  }

  .chapter-list {
    gap: 10px;
  }

  .answer-chapter {
    gap: 6px;
  }

  .answer-section h3 {
    font-size: 15px;
  }

  .assistant-head > span:last-child {
    max-width: 44%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .dimension-mini {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
  }

  .dimension-mini div {
    min-height: 46px;
    border-radius: 12px;
  }

  .recap-metric-table {
    gap: 7px;
  }

  .recap-table-head {
    grid-template-columns: 62px 62px minmax(0, 1fr);
    gap: 6px;
    padding: 0 7px;
  }

  .recap-table-head span:nth-child(4) {
    grid-column: 3;
    margin-top: -4px;
  }

  .recap-metric-row {
    grid-template-columns: 62px 62px minmax(0, 1fr);
    gap: 6px;
    padding: 7px;
  }

  .recap-cell {
    grid-column: 3;
    padding: 5px 7px;
  }

  .recap-cell + .recap-cell {
    margin-top: -2px;
  }

  .recap-dim,
  .recap-status {
    min-height: 38px;
    font-size: 12px;
  }

  .schedule-list {
    gap: 6px;
  }

  .schedule-item {
    grid-template-columns: 42px 1fr;
    min-height: 44px;
    border-radius: 12px;
  }

  .schedule-item span {
    grid-column: 2;
  }

  .followup-row {
    gap: 6px;
    overflow-x: auto;
    flex-wrap: nowrap;
    scrollbar-width: none;
  }

  .followup-row::-webkit-scrollbar {
    display: none;
  }

  .followup-row button {
    flex: 0 0 auto;
  }

  .composer {
    display: none;
  }

  .mobile-composer {
    position: fixed;
    left: 10px;
    right: 24px;
    bottom: max(12px, env(safe-area-inset-bottom));
    z-index: 80;
    min-height: 56px;
    padding: 7px 7px 7px 15px;
    border: 1px solid rgba(10, 95, 67, 0.22);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 10px 26px rgba(45, 39, 28, 0.14);
    display: grid;
    grid-template-columns: minmax(0, 1fr) 42px;
    gap: 8px;
    align-items: center;
  }

  .mobile-composer input {
    width: 100%;
    min-width: 0;
    height: 42px;
    padding: 0;
    border: 0;
    outline: 0;
    appearance: none;
    -webkit-appearance: none;
    background: transparent;
    color: var(--ink);
    font-size: 16px;
    line-height: 42px;
    caret-color: var(--green);
  }

  .mobile-composer input::placeholder {
    color: #9a9f9a;
  }

  .mobile-composer button {
    width: 42px;
    height: 42px;
    border: 0;
    border-radius: 50%;
    background: var(--green);
    color: #fff;
    font-size: 17px;
    box-shadow: 0 9px 18px rgba(10, 95, 67, 0.24);
  }

  .mobile-composer button:disabled {
    opacity: 0.55;
  }

  .context-strip {
    min-height: 30px;
    font-size: 12px;
  }

  body.has-chat .welcome,
  body.has-chat .match-dock {
    display: none;
  }
}