:root {
  --paper: #f7f3ea;
  --paper-strong: #fffaf0;
  --ink: #17201c;
  --muted: #66736c;
  --line: #d9d1c1;
  --line-dark: #b9ad99;
  --teal: #0e766e;
  --teal-dark: #084c47;
  --coral: #d9583b;
  --gold: #dca52b;
  --blue: #2f6f9f;
  --green-soft: #dceee7;
  --coral-soft: #f7ded7;
  --gold-soft: #f5e7bf;
  --shadow: 0 20px 60px rgba(27, 35, 31, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Noto Serif SC", "Songti SC", "Microsoft YaHei", serif;
  background:
    linear-gradient(90deg, rgba(23, 32, 28, 0.035) 1px, transparent 1px),
    linear-gradient(rgba(23, 32, 28, 0.03) 1px, transparent 1px),
    var(--paper);
  background-size: 32px 32px;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.site-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.follow-bar {
  position: relative;
  z-index: 22;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 10px clamp(18px, 4vw, 56px);
  color: var(--paper-strong);
  background:
    linear-gradient(90deg, rgba(220, 165, 43, 0.12) 1px, transparent 1px),
    var(--ink);
  background-size: 26px 26px;
  border-bottom: 3px solid var(--coral);
  font-family: "Microsoft YaHei", sans-serif;
}

.follow-intro,
.follow-accounts,
.follow-account {
  display: flex;
  align-items: center;
}

.follow-intro {
  gap: 10px;
  white-space: nowrap;
}

.follow-label {
  padding: 5px 8px;
  color: var(--ink);
  background: var(--gold);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 800;
}

.follow-intro strong {
  font-size: 13px;
}

.follow-accounts {
  justify-content: flex-end;
  gap: 10px;
}

.follow-account {
  gap: 8px;
  min-width: 0;
  padding: 6px 7px;
  background: rgba(255, 250, 240, 0.08);
  border: 1px solid rgba(255, 250, 240, 0.18);
  border-radius: 6px;
}

.platform-icon {
  width: 30px;
  height: 30px;
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  color: white;
  border-radius: 6px;
  font-weight: 800;
}

.platform-icon.wechat {
  background: #18a766;
}

.platform-icon.redbook {
  background: #e72b38;
}

.follow-account small,
.follow-account strong {
  display: block;
  line-height: 1.25;
}

.follow-account small {
  color: rgba(255, 250, 240, 0.62);
  font-size: 10px;
}

.follow-account strong {
  margin-top: 2px;
  font-size: 13px;
  white-space: nowrap;
}

.copy-button {
  min-height: 30px;
  padding: 0 9px;
  color: var(--paper-strong);
  background: transparent;
  border: 1px solid rgba(255, 250, 240, 0.3);
  border-radius: 5px;
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
}

.copy-button:hover {
  color: var(--ink);
  background: var(--paper-strong);
}

.copy-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 50;
  padding: 10px 14px;
  color: var(--paper-strong);
  background: var(--teal-dark);
  border: 1px solid rgba(255, 250, 240, 0.35);
  border-radius: 6px;
  box-shadow: var(--shadow);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 10px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.copy-toast.visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px clamp(18px, 4vw, 56px);
  background: rgba(247, 243, 234, 0.88);
  border-bottom: 1px solid rgba(185, 173, 153, 0.7);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 240px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  color: var(--paper-strong);
  background: var(--ink);
  border: 2px solid var(--coral);
  box-shadow: 5px 5px 0 var(--gold);
  font-family: Georgia, serif;
  font-weight: 800;
}

.brand strong {
  display: block;
  font-size: 17px;
  line-height: 1.1;
}

.brand small {
  display: block;
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
  font-family: "Microsoft YaHei", sans-serif;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
  font-family: "Microsoft YaHei", sans-serif;
}

.nav-area {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.language-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  flex: 0 0 auto;
  padding: 3px;
  background: rgba(23, 32, 28, 0.08);
  border: 1px solid var(--line);
  border-radius: 7px;
}

.language-button {
  width: 38px;
  height: 30px;
  padding: 0;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-radius: 5px;
  cursor: pointer;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 12px;
  font-weight: 800;
}

.language-button.active {
  color: var(--paper-strong);
  background: var(--ink);
}

.nav a,
.chip,
.tab-button,
.icon-button {
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease, color 160ms ease;
}

.nav a {
  padding: 9px 12px;
  color: #314039;
  font-size: 14px;
}

.nav a:hover,
.nav a.active {
  color: var(--teal-dark);
  background: rgba(14, 118, 110, 0.09);
  border-color: rgba(14, 118, 110, 0.18);
}

main {
  flex: 1;
}

.page {
  padding: clamp(22px, 4vw, 56px);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: stretch;
  min-height: min(720px, calc(100vh - 88px));
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
  min-width: 0;
}

.eyebrow {
  display: inline-flex;
  width: fit-content;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  color: var(--teal-dark);
  background: var(--green-soft);
  border: 1px solid rgba(14, 118, 110, 0.2);
  border-radius: var(--radius);
  font-size: 13px;
  font-family: "Microsoft YaHei", sans-serif;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  background: var(--coral);
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
}

h1 {
  max-width: 820px;
  font-size: clamp(42px, 6vw, 82px);
  font-weight: 900;
}

h2 {
  font-size: clamp(28px, 3.6vw, 46px);
}

h3 {
  font-size: 22px;
}

p {
  margin: 0;
  line-height: 1.75;
}

.lead {
  max-width: 760px;
  color: #405149;
  font-size: 18px;
  font-family: "Microsoft YaHei", sans-serif;
}

.search-panel {
  display: grid;
  gap: 14px;
  padding: 14px;
  background: rgba(255, 250, 240, 0.82);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.search-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
}

.search-input {
  width: 100%;
  min-height: 56px;
  padding: 0 16px;
  color: var(--ink);
  background: #fffefa;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  outline: none;
  font-family: "Microsoft YaHei", sans-serif;
}

.search-input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(14, 118, 110, 0.12);
}

.primary-button,
.secondary-button,
.ghost-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  font-family: "Microsoft YaHei", sans-serif;
  font-weight: 700;
  white-space: nowrap;
}

.primary-button {
  color: var(--paper-strong);
  background: var(--teal);
}

.primary-button:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
}

.secondary-button {
  color: var(--ink);
  background: var(--gold-soft);
  border-color: #d8bd70;
}

.ghost-button {
  color: var(--teal-dark);
  background: transparent;
  border-color: rgba(14, 118, 110, 0.25);
}

.quick-tags,
.tag-row,
.filter-row,
.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 10px;
  color: #314039;
  background: rgba(255, 255, 255, 0.62);
  border-color: var(--line);
  font-size: 13px;
  font-family: "Microsoft YaHei", sans-serif;
  cursor: pointer;
}

.chip:hover,
.chip.active {
  color: var(--paper-strong);
  background: var(--ink);
  border-color: var(--ink);
}

.hero-board {
  position: relative;
  min-height: 520px;
  padding: 18px;
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 12%, rgba(220, 165, 43, 0.26), transparent 34%),
    linear-gradient(145deg, #16332f 0%, #10231f 56%, #231d14 100%);
  border: 1px solid rgba(23, 32, 28, 0.72);
  border-radius: var(--radius);
  box-shadow: 12px 12px 0 rgba(217, 88, 59, 0.24), var(--shadow);
  color: var(--paper-strong);
}

.hero-board::before {
  content: "";
  position: absolute;
  inset: 16px;
  background:
    linear-gradient(90deg, rgba(255, 250, 240, 0.08) 1px, transparent 1px),
    linear-gradient(rgba(255, 250, 240, 0.08) 1px, transparent 1px);
  background-size: 28px 28px;
  border: 1px solid rgba(255, 250, 240, 0.14);
}

.board-content {
  position: relative;
  z-index: 1;
  height: 100%;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 18px;
}

.board-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: rgba(255, 250, 240, 0.76);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
}

.board-map {
  position: relative;
  min-height: 330px;
}

.route-line {
  position: absolute;
  left: 9%;
  right: 10%;
  top: 48%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(245, 231, 191, 0.9), transparent);
}

.route-line::before,
.route-line::after {
  content: "";
  position: absolute;
  width: 11px;
  height: 11px;
  top: -5px;
  background: var(--coral);
  border: 2px solid var(--paper-strong);
}

.route-line::before {
  left: 12%;
}

.route-line::after {
  right: 10%;
  background: var(--gold);
}

.tool-node {
  position: absolute;
  display: grid;
  gap: 6px;
  width: min(42%, 190px);
  padding: 12px;
  background: rgba(255, 250, 240, 0.1);
  border: 1px solid rgba(255, 250, 240, 0.22);
  border-radius: var(--radius);
  backdrop-filter: blur(8px);
}

.tool-node strong {
  font-size: 16px;
}

.tool-node small {
  color: rgba(255, 250, 240, 0.68);
  font-family: "Microsoft YaHei", sans-serif;
}

.node-a {
  left: 5%;
  top: 8%;
}

.node-b {
  right: 4%;
  top: 22%;
}

.node-c {
  left: 20%;
  bottom: 10%;
}

.node-d {
  right: 14%;
  bottom: 1%;
}

.board-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.stat {
  padding: 12px;
  background: rgba(255, 250, 240, 0.1);
  border: 1px solid rgba(255, 250, 240, 0.18);
  border-radius: var(--radius);
}

.stat strong {
  display: block;
  font-size: 24px;
}

.stat span {
  color: rgba(255, 250, 240, 0.68);
  font-size: 12px;
  font-family: "Microsoft YaHei", sans-serif;
}

.section {
  margin-top: clamp(38px, 6vw, 86px);
}

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.section-head p {
  max-width: 640px;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid.cols-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.tool-card,
.scenario-card,
.collection-card,
.submit-box,
.filters,
.detail-panel,
.empty-state {
  background: rgba(255, 250, 240, 0.84);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 36px rgba(27, 35, 31, 0.08);
}

.tool-card {
  display: grid;
  gap: 13px;
  padding: 16px;
  min-height: 236px;
}

.tool-card:hover,
.scenario-card:hover,
.collection-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 50px rgba(27, 35, 31, 0.12);
}

.tool-head {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
}

.logo {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  overflow: hidden;
  color: var(--paper-strong);
  background: #fff;
  border: 1px solid rgba(23, 32, 28, 0.1);
  border-radius: var(--radius);
  font-family: Georgia, serif;
  font-weight: 800;
}

.logo img {
  width: 100%;
  height: 100%;
  display: block;
  padding: 5px;
  object-fit: contain;
}

.logo-fallback {
  width: 100%;
  height: 100%;
  display: grid;
  place-items: center;
  color: var(--paper-strong);
  background: var(--ink);
}

.tool-name {
  min-width: 0;
}

.tool-name strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 18px;
}

.tool-name span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
  font-family: "Microsoft YaHei", sans-serif;
}

.score {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 30px;
  color: #5b3a05;
  background: var(--gold-soft);
  border: 1px solid #d8bd70;
  border-radius: var(--radius);
  font-family: "Microsoft YaHei", sans-serif;
  font-weight: 800;
}

.tool-desc {
  color: #405149;
  font-size: 14px;
  font-family: "Microsoft YaHei", sans-serif;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 0 8px;
  color: #314039;
  background: rgba(14, 118, 110, 0.08);
  border: 1px solid rgba(14, 118, 110, 0.14);
  border-radius: 6px;
  font-size: 12px;
  font-family: "Microsoft YaHei", sans-serif;
}

.tag.coral {
  background: var(--coral-soft);
  border-color: rgba(217, 88, 59, 0.2);
}

.tag.gold {
  background: var(--gold-soft);
  border-color: rgba(220, 165, 43, 0.22);
}

.card-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  align-self: end;
}

.tools-layout {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.tools-page {
  max-width: 1240px;
  margin: 0 auto;
  padding-top: 32px;
}

.tools-page-head {
  align-items: center;
  margin-bottom: 14px;
}

.tools-page-head h1 {
  font-size: clamp(40px, 4vw, 50px);
}

.tools-page-head .lead {
  margin-top: 6px;
  font-size: 17px;
}

.filters {
  position: sticky;
  top: 92px;
  display: grid;
  gap: 16px;
  padding: 16px;
}

.tool-filterbar {
  position: static;
  display: grid;
  grid-template-columns: minmax(230px, 1.5fr) repeat(3, minmax(140px, 0.7fr)) auto;
  align-items: end;
  gap: 10px;
  padding: 14px;
  box-shadow: none;
}

.tool-filterbar .filter-group {
  gap: 5px;
}

.tool-filterbar .filter-group label {
  font-size: 12px;
}

.tool-filterbar .filter-group input,
.tool-filterbar .filter-group select {
  min-height: 40px;
}

.advanced-filters {
  grid-column: 1 / -1;
  border-top: 1px solid var(--line);
}

.advanced-filters summary {
  width: fit-content;
  padding: 10px 0 0;
  color: var(--teal-dark);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.advanced-filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 10px;
  padding-top: 10px;
}

.tool-filter-actions {
  display: grid;
  grid-template-columns: auto auto;
  gap: 7px;
}

.tool-filter-actions button {
  min-height: 40px;
  padding: 0 15px;
}

.tool-directory-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin: 22px 0 10px;
  color: var(--muted);
  font-size: 13px;
}

.tool-directory-summary p {
  color: var(--ink);
}

.tool-directory-summary strong {
  color: var(--teal-dark);
  font-size: 18px;
}

.tool-directory {
  display: grid;
  gap: 14px;
}

.tool-directory-section {
  overflow: hidden;
  background: rgba(255, 254, 250, 0.9);
  border: 1px solid var(--line);
  border-radius: 6px;
}

.tool-directory-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 16px;
  border-bottom: 1px solid var(--line);
}

.tool-directory-heading h2 {
  font-size: 19px;
}

.tool-directory-heading span {
  min-width: 28px;
  padding: 2px 8px;
  color: var(--muted);
  background: #f1eee5;
  border-radius: 4px;
  font-size: 12px;
  text-align: center;
}

.tool-directory-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tool-directory-item {
  position: relative;
  min-width: 0;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.tool-directory-item:nth-child(3n) {
  border-right: 0;
}

.tool-directory-main {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  align-items: start;
  gap: 11px;
  min-height: 92px;
  padding: 15px 42px 14px 15px;
  color: var(--ink);
}

.tool-directory-main:hover {
  background: rgba(14, 118, 110, 0.045);
}

.tool-directory-logo {
  width: 40px;
  height: 40px;
  border-radius: 5px;
  font-size: 13px;
}

.tool-directory-copy {
  min-width: 0;
}

.tool-directory-copy strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 16px;
}

.tool-directory-copy .tool-desc {
  display: -webkit-box;
  margin-top: 4px;
  overflow: hidden;
  color: #78827d;
  font-size: 12px;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.tool-directory-link {
  position: absolute;
  top: 12px;
  right: 11px;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  color: var(--muted);
  border: 1px solid transparent;
  border-radius: 4px;
  font-size: 16px;
}

.tool-directory-link:hover {
  color: var(--teal-dark);
  background: var(--green-soft);
  border-color: rgba(14, 118, 110, 0.18);
}

.filter-group {
  display: grid;
  gap: 8px;
}

.filter-group label {
  color: #314039;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  font-weight: 700;
}

.filter-group select,
.filter-group input,
.filter-group textarea {
  width: 100%;
  min-height: 42px;
  padding: 0 10px;
  background: #fffefa;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  color: var(--ink);
}

.filter-group textarea {
  min-height: 110px;
  padding-top: 10px;
  resize: vertical;
}

.result-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.result-head p {
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
}

.scenario-card,
.collection-card {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.scenario-card .big-symbol {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: var(--paper-strong);
  background: var(--teal);
  border-radius: var(--radius);
  font-family: Georgia, serif;
  font-size: 22px;
  font-weight: 900;
}

.scenario-card p,
.collection-card p {
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
}

.content-gateway {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  background: rgba(255, 250, 240, 0.62);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.content-gateway-item {
  min-width: 0;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 24px 22px;
  color: var(--ink);
  border-right: 1px solid var(--line);
  transition: background 160ms ease, color 160ms ease;
}

.content-gateway-item:last-child {
  border-right: 0;
}

.content-gateway-item:hover {
  color: var(--paper-strong);
  background: var(--teal);
}

.gateway-index {
  color: var(--orange);
  font-family: Georgia, serif;
  font-size: 13px;
  font-weight: 800;
}

.gateway-copy {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.gateway-copy small {
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 10px;
  text-transform: uppercase;
}

.gateway-copy strong {
  font-size: 18px;
}

.gateway-copy > span {
  overflow: hidden;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.content-gateway-item:hover .gateway-copy small,
.content-gateway-item:hover .gateway-copy > span {
  color: rgba(255, 250, 240, 0.72);
}

.gateway-arrow {
  font-size: 20px;
}

.scenario-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
}

.scenario-index-item {
  min-width: 0;
  display: grid;
  grid-template-columns: 30px 34px minmax(0, 1fr) auto 20px;
  gap: 12px;
  align-items: center;
  min-height: 104px;
  padding: 18px 16px;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
  transition: background 160ms ease, padding 160ms ease;
}

.scenario-index-item:nth-child(odd) {
  border-right: 1px solid var(--line);
}

.scenario-index-item:nth-last-child(-n + 2) {
  border-bottom: 0;
}

.scenario-index-item:hover {
  padding-left: 22px;
  background: rgba(255, 250, 240, 0.8);
}

.scenario-index-number {
  color: var(--muted);
  font-family: Georgia, serif;
  font-size: 12px;
}

.scenario-index-symbol {
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  color: var(--paper-strong);
  background: var(--teal);
  border-radius: 4px;
  font-family: Georgia, serif;
  font-weight: 800;
}

.scenario-index-copy {
  min-width: 0;
  display: grid;
  gap: 5px;
}

.scenario-index-copy strong {
  font-size: 17px;
}

.scenario-index-copy > span {
  overflow: hidden;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.scenario-index-tags {
  display: flex;
  gap: 5px;
}

.scenario-index-tags small {
  padding: 3px 6px;
  color: var(--muted);
  background: rgba(15, 128, 119, 0.06);
  border: 1px solid rgba(15, 128, 119, 0.18);
  border-radius: 3px;
  font-family: "Microsoft YaHei", sans-serif;
  white-space: nowrap;
}

.scenario-index-arrow {
  color: var(--teal);
  font-size: 18px;
}

.learning-runway {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(520px, 1.7fr) auto;
  gap: 28px;
  align-items: center;
  padding: clamp(26px, 4vw, 42px);
  color: var(--paper-strong);
  background: var(--ink);
  border-top: 3px solid var(--orange);
}

.learning-runway .eyebrow {
  color: var(--paper-strong);
  background: rgba(255, 250, 240, 0.1);
  border-color: rgba(255, 250, 240, 0.22);
}

.learning-runway-intro {
  display: grid;
  gap: 10px;
}

.learning-runway-intro h2 {
  color: var(--paper-strong);
  font-size: clamp(28px, 3vw, 42px);
}

.learning-runway-intro p {
  color: rgba(255, 250, 240, 0.66);
  font-family: "Microsoft YaHei", sans-serif;
}

.learning-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-left: 1px solid rgba(255, 250, 240, 0.18);
}

.learning-step {
  min-width: 0;
  display: grid;
  gap: 16px;
  padding: 4px 22px;
  color: var(--paper-strong);
  border-right: 1px solid rgba(255, 250, 240, 0.18);
}

.learning-step > span {
  color: var(--orange);
  font-family: Georgia, serif;
  font-size: 13px;
  font-weight: 800;
}

.learning-step div {
  display: grid;
  gap: 6px;
}

.learning-step strong {
  font-size: 16px;
}

.learning-step small {
  color: rgba(255, 250, 240, 0.58);
  font-family: "Microsoft YaHei", sans-serif;
  line-height: 1.6;
}

.learning-step:hover strong {
  color: #f2c44e;
}

.runway-button {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-height: 44px;
  padding: 0 16px;
  color: var(--ink);
  background: #f2c44e;
  border: 1px solid #f2c44e;
  border-radius: var(--radius);
  font-weight: 800;
  white-space: nowrap;
}

.runway-button:hover {
  background: var(--paper-strong);
}

.detail-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: stretch;
}

.detail-panel {
  padding: clamp(18px, 3vw, 30px);
}

.detail-title {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-bottom: 14px;
}

.detail-title .logo {
  width: 58px;
  height: 58px;
  font-size: 22px;
}

.info-table {
  display: grid;
  gap: 8px;
  margin-top: 16px;
  font-family: "Microsoft YaHei", sans-serif;
}

.info-row {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(185, 173, 153, 0.5);
}

.info-row span:first-child {
  color: var(--muted);
}

.content-list {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
  font-family: "Microsoft YaHei", sans-serif;
}

.content-list li {
  position: relative;
  padding-left: 18px;
  color: #405149;
  line-height: 1.7;
}

.content-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 7px;
  height: 7px;
  background: var(--coral);
}

.submit-box {
  max-width: 900px;
  margin: 0 auto;
  padding: clamp(18px, 3vw, 30px);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.full {
  grid-column: 1 / -1;
}

.notice {
  display: none;
  margin-top: 14px;
  padding: 12px;
  color: var(--teal-dark);
  background: var(--green-soft);
  border: 1px solid rgba(14, 118, 110, 0.2);
  border-radius: var(--radius);
  font-family: "Microsoft YaHei", sans-serif;
}

.empty-state {
  padding: 30px;
  text-align: center;
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
}

.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 18px;
  align-items: start;
}

.guide-main {
  display: grid;
  gap: 18px;
}

.guide-card,
.prompt-card,
.chat-shell {
  background: rgba(255, 250, 240, 0.86);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 36px rgba(27, 35, 31, 0.08);
}

.guide-card {
  padding: clamp(18px, 3vw, 28px);
}

.prompt-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.prompt-card {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.prompt-card pre {
  min-height: 150px;
  margin: 0;
  padding: 13px;
  overflow: auto;
  color: #2b3a33;
  background: #f1eadc;
  border: 1px solid var(--line);
  border-radius: 6px;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.prompt-formula {
  position: sticky;
  top: 92px;
  padding: 18px;
  color: var(--paper-strong);
  background: var(--ink);
  border: 1px solid #070b09;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.formula-step {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  margin-top: 14px;
  align-items: start;
}

.formula-step > span {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: var(--ink);
  background: var(--gold);
  border-radius: 5px;
  font-weight: 900;
}

.formula-step p {
  color: rgba(255, 250, 240, 0.72);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
}

.warning-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 16px;
}

.warning-item {
  padding: 14px;
  background: var(--coral-soft);
  border: 1px solid rgba(217, 88, 59, 0.25);
  border-radius: 6px;
}

.warning-item strong {
  display: block;
  margin-bottom: 5px;
}

.warning-item p {
  color: #62453e;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 13px;
}

.chat-shell {
  display: grid;
  grid-template-rows: auto minmax(360px, 54vh) auto;
  max-width: 920px;
  margin: 0 auto;
  overflow: hidden;
}

.chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  color: var(--paper-strong);
  background: var(--ink);
}

.chat-avatar {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  color: var(--ink);
  background: var(--gold);
  border: 2px solid var(--coral);
  border-radius: 6px;
  font-family: Georgia, serif;
  font-weight: 900;
}

.chat-header small {
  display: block;
  margin-top: 2px;
  color: rgba(255, 250, 240, 0.65);
  font-family: "Microsoft YaHei", sans-serif;
}

.chat-messages {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  overflow-y: auto;
  background:
    linear-gradient(90deg, rgba(23, 32, 28, 0.028) 1px, transparent 1px),
    #fffaf0;
  background-size: 28px 28px;
}

.message {
  max-width: min(76%, 640px);
  padding: 11px 13px;
  border-radius: 7px;
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 14px;
  line-height: 1.7;
  white-space: pre-wrap;
}

.message.assistant {
  align-self: flex-start;
  color: #30413a;
  background: var(--green-soft);
  border: 1px solid rgba(14, 118, 110, 0.18);
}

.message.user {
  align-self: flex-end;
  color: var(--paper-strong);
  background: var(--teal);
}

.suggested-questions {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.suggested-questions button {
  padding: 7px 9px;
  color: var(--teal-dark);
  background: transparent;
  border: 1px solid rgba(14, 118, 110, 0.25);
  border-radius: 6px;
  cursor: pointer;
  font-size: 12px;
}

.chat-input-area {
  display: grid;
  gap: 9px;
  padding: 13px;
  background: #f3eddf;
  border-top: 1px solid var(--line);
}

.chat-input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 9px;
}

.chat-input-row textarea {
  width: 100%;
  min-height: 54px;
  max-height: 140px;
  padding: 12px;
  resize: vertical;
  color: var(--ink);
  background: #fffefa;
  border: 1px solid var(--line-dark);
  border-radius: 7px;
}

.chat-note {
  color: var(--muted);
  font-family: "Microsoft YaHei", sans-serif;
  font-size: 11px;
}

.cms-page {
  font-family: "Microsoft YaHei", sans-serif;
}

.cms-title,
.cms-page h1,
.cms-page h2 {
  letter-spacing: 0;
}

.cms-title {
  margin-top: 14px;
  font-size: clamp(38px, 5vw, 64px);
}

.cms-loading {
  min-height: 50vh;
  display: grid;
  place-content: center;
  gap: 8px;
  color: var(--muted);
  text-align: center;
}

.cms-loading strong {
  color: var(--ink);
  font-size: 22px;
}

.cms-filterbar {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(150px, 220px) auto;
  gap: 10px;
  margin-bottom: 20px;
  padding: 12px;
  background: rgba(255, 250, 240, 0.86);
  border: 1px solid var(--line);
}

.resource-filterbar {
  grid-template-columns: minmax(220px, 1fr) minmax(150px, 210px) minmax(150px, 220px) auto;
}

.resource-topic-groups {
  display: grid;
  gap: 12px;
  margin: -6px 0 22px;
  padding: 14px;
  background: rgba(255, 250, 240, 0.72);
  border: 1px solid var(--line);
}

.resource-topic-group {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  align-items: start;
  gap: 12px;
}

.resource-topic-group strong {
  padding-top: 7px;
  color: var(--muted);
  font-size: 14px;
}

.resource-topic-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.my-uploads {
  margin: 0 0 22px;
  padding: 14px;
  background: rgba(224, 244, 239, 0.55);
  border: 1px solid rgba(16, 128, 118, 0.28);
}

.my-uploads-heading > div {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}

.my-uploads-heading strong {
  font-size: 18px;
}

.my-uploads-heading span,
.my-upload-row span {
  color: var(--muted);
  font-size: 13px;
}

.my-upload-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
}

.my-upload-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 12px;
  background: #fffefa;
  border: 1px solid var(--line);
}

.my-upload-row > div {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.resource-card-actions {
  display: grid;
  gap: 8px;
}

.danger-button {
  min-height: 42px;
  padding: 0 14px;
  color: #9b2c23;
  background: #fff8f5;
  border: 1px solid #dca59e;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
}

.danger-button:hover {
  color: #fff;
  background: #a83c31;
  border-color: #a83c31;
}

.danger-button:disabled {
  cursor: wait;
  opacity: 0.55;
}

.cms-filterbar input,
.cms-filterbar select {
  min-height: 44px;
  padding: 0 12px;
  color: var(--ink);
  background: #fffefa;
  border: 1px solid var(--line-dark);
  border-radius: 6px;
}

.cms-grid {
  display: grid;
  gap: 14px;
}

.cms-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.cms-span-all {
  grid-column: 1 / -1;
}

.article-card,
.resource-card,
.discussion-row,
.question-detail,
.answer-card,
.answer-form,
.article-detail,
.admin-login,
.admin-editor,
.admin-row {
  background: rgba(255, 250, 240, 0.88);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 36px rgba(27, 35, 31, 0.07);
}

.article-card,
.resource-card {
  display: grid;
  align-content: start;
  gap: 14px;
  min-height: 260px;
  padding: 18px;
}

.article-card h2,
.resource-card h2,
.discussion-row h2 {
  font-size: 22px;
  line-height: 1.35;
}

.article-card p,
.resource-card p,
.discussion-row p {
  color: var(--muted);
  font-size: 14px;
}

.article-card .ghost-button,
.resource-card .primary-button {
  align-self: end;
}

.article-card-top,
.article-kicker,
.cms-meta,
.answer-author {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.cms-meta {
  color: var(--muted);
  font-size: 12px;
}

.cms-meta span + span::before {
  content: "·";
  margin-right: 8px;
  color: var(--line-dark);
}

.article-detail {
  max-width: 940px;
  margin: 0 auto;
  padding: clamp(22px, 5vw, 64px);
}

.article-detail h1,
.question-detail h1 {
  margin-top: 18px;
  font-size: clamp(36px, 5vw, 62px);
}

.article-summary {
  margin: 18px 0;
  color: #405149;
  font-size: 20px;
}

.article-body,
.question-content {
  margin-top: 36px;
  color: #2d3c35;
  font-size: 17px;
  line-height: 1.95;
}

.article-body p + p,
.question-content p + p {
  margin-top: 18px;
}

.article-share {
  display: flex;
  gap: 10px;
  margin-top: 38px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.cms-back {
  display: inline-block;
  margin-bottom: 20px;
  color: var(--teal-dark);
  font-weight: 700;
}

.resource-file {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  color: var(--paper-strong);
  background: var(--ink);
  border-left: 5px solid var(--gold);
  font-size: 12px;
  font-weight: 900;
}

.cms-dialog {
  width: min(920px, calc(100vw - 28px));
  max-height: calc(100vh - 40px);
  padding: 0;
  color: var(--ink);
  background: var(--paper-strong);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.cms-dialog::backdrop {
  background: rgba(8, 16, 13, 0.66);
  backdrop-filter: blur(4px);
}

.cms-dialog-body {
  display: grid;
  gap: 18px;
  padding: clamp(18px, 4vw, 30px);
}

.dialog-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.dialog-heading h2 {
  margin-top: 10px;
  font-size: 32px;
}

.dialog-heading p {
  margin-top: 6px;
  color: var(--muted);
  font-size: 14px;
}

.icon-button {
  width: 40px;
  height: 40px;
  padding: 0;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--line);
  cursor: pointer;
  font-size: 26px;
}

.consent-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: #405149;
  font-size: 13px;
  line-height: 1.6;
}

.consent-row input {
  margin-top: 4px;
}

.batch-upload-help {
  padding: 10px 12px;
  color: var(--muted);
  background: rgba(224, 244, 239, 0.48);
  border-left: 3px solid var(--teal);
  font-size: 13px;
}

.batch-upload-items {
  display: grid;
  gap: 12px;
  max-height: 48vh;
  overflow: auto;
  padding-right: 4px;
}

.batch-upload-item {
  padding: 14px;
  background: #fffefa;
  border: 1px solid var(--line-dark);
}

.batch-upload-item-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.batch-upload-item-head > div {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.batch-upload-item-head strong {
  overflow-wrap: anywhere;
}

.batch-upload-item-head span {
  color: var(--muted);
  font-size: 12px;
}

.batch-remove-button {
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  font-size: 21px;
}

.batch-upload-fields textarea {
  min-height: 76px;
}

.notice.error {
  color: #7a2418;
  background: var(--coral-soft);
  border-color: rgba(217, 88, 59, 0.28);
}

.form-warning {
  padding: 11px 12px;
  color: #6c3f35;
  background: var(--coral-soft);
  border-left: 4px solid var(--coral);
  font-size: 13px;
}

.discussion-list,
.answer-list,
.admin-list {
  display: grid;
  gap: 10px;
}

.discussion-row {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 18px;
  padding: 18px;
}

.answer-count {
  height: 68px;
  display: grid;
  place-content: center;
  color: var(--teal-dark);
  background: var(--green-soft);
  border: 1px solid rgba(14, 118, 110, 0.18);
  text-align: center;
}

.answer-count strong,
.answer-count span {
  display: block;
}

.answer-count strong {
  font-size: 24px;
}

.answer-count span {
  font-size: 11px;
}

.discussion-main {
  display: grid;
  gap: 9px;
  min-width: 0;
}

.discussion-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.discussion-actions .primary-button,
.discussion-actions .ghost-button {
  min-height: 36px;
  padding: 0 12px;
  font-size: 13px;
}

.discussion-main h2,
.article-card h2,
.resource-card h2,
.admin-row strong {
  overflow-wrap: anywhere;
}

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

.status-dot::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--gold);
}

.status-dot.resolved::before,
.status-dot.approved::before {
  background: var(--teal);
}

.question-detail,
.answers-section {
  max-width: 980px;
  margin: 0 auto;
}

.question-detail {
  padding: clamp(20px, 4vw, 42px);
}

.answers-section {
  margin-top: 28px;
}

.answer-card,
.answer-form {
  padding: 18px;
}

.answer-card.accepted {
  border-left: 5px solid var(--gold);
}

.answer-card time {
  display: block;
  margin-top: 14px;
  color: var(--muted);
  font-size: 12px;
}

.answer-author {
  justify-content: space-between;
  margin-bottom: 12px;
}

.answer-form {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.admin-login-page {
  min-height: 70vh;
  display: grid;
  place-items: center;
}

.admin-login {
  width: min(460px, 100%);
  display: grid;
  gap: 16px;
  padding: clamp(22px, 4vw, 36px);
}

.admin-login h1 {
  font-size: 42px;
}

.admin-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}

.admin-header h1 {
  margin-top: 12px;
  font-size: clamp(38px, 5vw, 58px);
}

.admin-header-actions,
.admin-form-actions,
.admin-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
  margin: 24px 0;
}

.admin-stats > div {
  padding: 16px;
  color: var(--paper-strong);
  background: var(--ink);
  border-bottom: 4px solid var(--gold);
}

.admin-stats strong,
.admin-stats span {
  display: block;
}

.admin-stats strong {
  font-size: 28px;
}

.admin-stats span {
  margin-top: 4px;
  color: rgba(255, 250, 240, 0.68);
  font-size: 12px;
}

.admin-tabs {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  border-bottom: 1px solid var(--line-dark);
}

.admin-tabs button {
  min-height: 44px;
  padding: 0 16px;
  color: var(--muted);
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  white-space: nowrap;
}

.admin-tabs button.active {
  color: var(--teal-dark);
  border-bottom-color: var(--teal);
  font-weight: 800;
}

.admin-panel {
  display: grid;
  grid-template-columns: minmax(340px, 0.85fr) minmax(420px, 1.15fr);
  gap: 18px;
  padding-top: 18px;
}

.admin-panel.hidden {
  display: none;
}

.admin-panel[data-admin-panel="resources"],
.admin-panel[data-admin-panel="questions"],
.admin-panel[data-admin-panel="answers"],
.admin-panel[data-admin-panel="logs"],
.admin-panel[data-admin-panel="export"] {
  grid-template-columns: 1fr;
}

.admin-editor {
  display: grid;
  gap: 16px;
  padding: 18px;
}

.article-editor-textarea {
  min-height: 340px !important;
}

.admin-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px;
}

.admin-row > div:first-child {
  min-width: 0;
}

.admin-row strong,
.admin-row span {
  display: block;
}

.admin-row span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 12px;
}

.admin-row-actions {
  justify-content: flex-end;
  flex: 0 0 auto;
}

.admin-row-actions .ghost-button {
  min-height: 34px;
  padding: 0 9px;
  font-size: 12px;
}

.export-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.export-grid .resource-card {
  min-height: 150px;
  color: var(--ink);
}

.export-grid .resource-card strong {
  font-size: 20px;
}

.footer {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(420px, 1.4fr) auto;
  align-items: start;
  gap: 18px;
  padding: 28px clamp(18px, 4vw, 56px);
  color: rgba(255, 250, 240, 0.78);
  background: var(--ink);
  font-family: "Microsoft YaHei", sans-serif;
}

.footer p {
  margin-top: 5px;
  color: rgba(255, 250, 240, 0.62);
}

.footer-follow > strong {
  color: var(--paper-strong);
}

.footer-accounts,
.footer-account {
  display: flex;
  align-items: center;
}

.footer-accounts {
  gap: 10px;
  margin-top: 12px;
}

.footer-account {
  min-width: 0;
  gap: 8px;
  padding: 7px;
  border: 1px solid rgba(255, 250, 240, 0.18);
  border-radius: 6px;
}

.footer-account small,
.footer-account strong {
  display: block;
  line-height: 1.25;
}

.footer-account small {
  color: rgba(255, 250, 240, 0.58);
  font-size: 10px;
}

.footer-account strong {
  margin-top: 2px;
  color: var(--paper-strong);
  font-size: 13px;
  white-space: nowrap;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.footer-links a {
  padding: 8px 10px;
  border: 1px solid rgba(255, 250, 240, 0.18);
  border-radius: var(--radius);
}

@media (max-width: 1050px) {
  .learning-runway {
    grid-template-columns: 1fr;
  }

  .learning-steps {
    border-left: 0;
    border-top: 1px solid rgba(255, 250, 240, 0.18);
    padding-top: 22px;
  }

  .learning-runway-action {
    justify-self: start;
  }

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

  .footer-links {
    grid-column: 1 / -1;
  }

  .hero,
  .detail-hero,
  .tools-layout,
  .guide-layout {
    grid-template-columns: 1fr;
  }

  .filters,
  .prompt-formula {
    position: static;
  }

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

  .tool-search-field {
    grid-column: 1 / -1;
  }

  .tool-filter-actions {
    align-self: end;
  }

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

  .tool-directory-item:nth-child(3n) {
    border-right: 1px solid var(--line);
  }

  .tool-directory-item:nth-child(2n) {
    border-right: 0;
  }

  .grid.cols-4,
  .grid.cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .cms-grid-3,
  .admin-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

@media (max-width: 720px) {
  .content-gateway {
    grid-template-columns: 1fr;
  }

  .content-gateway-item {
    padding: 18px 4px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .content-gateway-item:last-child {
    border-bottom: 0;
  }

  .scenario-index {
    grid-template-columns: 1fr;
  }

  .scenario-index-item {
    grid-template-columns: 24px 32px minmax(0, 1fr) 18px;
    min-height: 92px;
    padding: 15px 4px;
    border-right: 0;
  }

  .scenario-index-item:nth-child(odd) {
    border-right: 0;
  }

  .scenario-index-item:nth-last-child(2) {
    border-bottom: 1px solid var(--line);
  }

  .scenario-index-item:last-child {
    border-bottom: 0;
  }

  .scenario-index-item:hover {
    padding-left: 8px;
  }

  .scenario-index-tags {
    display: none;
  }

  .learning-runway {
    margin-right: calc(var(--page-gutter) * -1);
    margin-left: calc(var(--page-gutter) * -1);
    padding: 28px var(--page-gutter);
  }

  .learning-steps {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .learning-step {
    grid-template-columns: 28px 1fr;
    gap: 12px;
    padding: 16px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 250, 240, 0.16);
  }

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

  .topbar,
  .section-head,
  .result-head {
    align-items: stretch;
    flex-direction: column;
  }

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

  .footer-links {
    grid-column: auto;
  }

  .footer-accounts {
    align-items: stretch;
    flex-direction: column;
  }

  .footer-account {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .cms-filterbar,
  .resource-filterbar,
  .cms-grid-3,
  .admin-stats {
    grid-template-columns: 1fr;
  }

  .resource-topic-group {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .resource-topic-group strong {
    padding-top: 0;
  }

  .my-uploads-heading > div,
  .my-upload-row,
  .batch-upload-item-head {
    align-items: stretch;
    flex-direction: column;
  }

  .batch-remove-button {
    align-self: flex-end;
  }

  .discussion-row {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 12px;
    padding: 13px;
  }

  .answer-count {
    height: 56px;
  }

  .article-detail h1,
  .question-detail h1 {
    font-size: 34px;
  }

  .article-summary {
    font-size: 17px;
  }

  .admin-header,
  .admin-row {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-row-actions {
    justify-content: flex-start;
  }

  .article-share {
    flex-direction: column;
  }

  .brand {
    min-width: 0;
  }

  .nav {
    justify-content: flex-start;
  }

  .nav-area {
    width: 100%;
    align-items: stretch;
    flex-direction: column;
    justify-content: flex-start;
  }

  .language-switch {
    align-self: flex-start;
  }

  .page {
    padding: 18px;
  }

  .tools-page {
    padding: 14px 12px 24px;
  }

  .tools-page-head {
    flex-direction: row;
    align-items: flex-end;
  }

  .tools-page-head h1 {
    font-size: 34px;
  }

  .tools-page-head .lead,
  .tools-page-head .eyebrow {
    display: none;
  }

  .tools-page-head .secondary-button {
    min-height: 38px;
    padding: 0 12px;
    font-size: 13px;
  }

  .tool-filterbar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    padding: 10px;
  }

  .tool-search-field,
  .advanced-filters {
    grid-column: 1 / 4;
  }

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

  .tool-filter-actions {
    grid-column: 1 / 4;
    grid-template-columns: 1fr auto;
  }

  .tool-directory-summary {
    margin-top: 16px;
  }

  .tool-directory-summary span {
    display: none;
  }

  .tool-directory {
    gap: 12px;
  }

  .tool-directory-heading {
    padding: 11px 12px;
  }

  .tool-directory-heading h2 {
    font-size: 17px;
  }

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

  .tool-directory-main {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 8px;
    min-height: 100px;
    padding: 13px 25px 12px 11px;
  }

  .tool-directory-logo {
    width: 34px;
    height: 34px;
    font-size: 11px;
  }

  .tool-directory-copy strong {
    font-size: 15px;
  }

  .tool-directory-copy .tool-desc {
    font-size: 11px;
    line-height: 1.5;
    -webkit-line-clamp: 3;
  }

  .tool-directory-link {
    top: 8px;
    right: 5px;
    width: 22px;
    height: 22px;
    font-size: 14px;
  }

  .topbar {
    position: sticky;
    display: block;
    padding: 10px 12px 7px;
  }

  .brand {
    min-width: 0;
    padding-right: 88px;
  }

  .brand-mark {
    width: 36px;
    height: 36px;
    box-shadow: 3px 3px 0 var(--gold);
    font-size: 13px;
  }

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

  .brand small {
    display: none;
  }

  .nav-area {
    display: block;
    width: 100%;
    margin-top: 9px;
  }

  .nav {
    flex-wrap: nowrap;
    justify-content: flex-start;
    gap: 2px;
    overflow-x: auto;
    padding-bottom: 3px;
    scrollbar-width: none;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav a {
    flex: 0 0 auto;
    padding: 7px 9px;
    font-size: 12px;
  }

  .language-switch {
    position: absolute;
    top: 10px;
    right: 12px;
  }

  .language-button {
    width: 32px;
    height: 28px;
  }

  h1 {
    font-size: 40px;
  }

  .search-row,
  .card-actions,
  .form-grid,
  .prompt-grid,
  .warning-list,
  .grid.cols-4,
  .grid.cols-3,
  .grid.cols-2,
  .board-stats {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-board {
    min-height: 460px;
  }

  .tool-node {
    width: 46%;
  }

  .message {
    max-width: 88%;
  }
}

@media (max-width: 480px) {
  .nav {
    gap: 2px;
  }

  .nav a {
    padding: 8px 9px;
    font-size: 13px;
  }

  .discussion-row {
    grid-template-columns: 46px minmax(0, 1fr);
    padding: 12px 10px;
  }
}