:root {
  --bg: #fbf7f2;
  --panel: #ffffff;
  --text: #311313;
  --muted: #7a5b52;
  --line: #eadfd5;
  --brand: #3d1616;
  --accent: #d08a00;
  --soft: #fff5dd;
  --ok: #e8f5e9;
  --warn: #fff0dc;
  --shadow: 0 18px 40px rgba(61, 22, 22, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font: 14px/1.6 "PingFang SC", "Helvetica Neue", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 196, 0, 0.16), transparent 24%),
    radial-gradient(circle at 85% 18%, rgba(208, 138, 0, 0.12), transparent 20%),
    linear-gradient(180deg, #fffaf2 0%, #fbf7f2 48%, #f7efe6 100%);
  color: var(--text);
}

.app-shell {
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px;
  min-height: 100vh;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
}

.brand-wrap {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo {
  width: 118px;
  height: auto;
  object-fit: contain;
}

.brand-title {
  font-size: 24px;
  font-weight: 700;
}

.brand-subtitle {
  color: var(--muted);
}

.top-nav {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.top-link {
  padding: 10px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--line);
  color: var(--text);
  text-decoration: none;
}

.top-link.active {
  background: var(--brand);
  color: #fff;
}

.hero,
.panel,
.metric-card,
.list-item,
.feature-card,
.detail-block,
.verify-modal,
.timeline-changes {
  background: rgba(255, 250, 246, 0.76);
  border: 1px solid rgba(234, 223, 213, 0.92);
  box-shadow: var(--shadow);
}

.hero {
  padding: 30px;
  border-radius: 28px;
  background: linear-gradient(135deg, #3d1616 0%, #63211b 58%, #d08a00 100%);
  color: #fff;
}

.hero h1,
.hero h2 {
  margin: 0;
}

.hero p {
  margin: 12px 0 0;
  max-width: 720px;
  color: rgba(255, 255, 255, 0.86);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.hero-stat {
  padding: 14px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.12);
}

.hero-stat-value {
  font-size: 24px;
  font-weight: 700;
  color: #fff;
}

.hero-stat-label {
  margin-top: 4px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.78);
}

.section {
  margin-top: 20px;
}

.panel {
  padding: 22px;
  border-radius: 24px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.section-head h3 {
  margin: 0;
  font-size: 20px;
}

.muted {
  color: var(--muted);
}

.metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 16px;
  margin-top: 20px;
  overflow-x: auto;
  padding-bottom: 4px;
}

.metric-card {
  padding: 20px;
  border-radius: 22px;
}

.metric-value {
  margin-top: 10px;
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
}

.grid-2,
.grid-3 {
  display: grid;
  gap: 16px;
}

.grid-2 {
  grid-template-columns: 1.1fr 0.9fr;
}

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

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

.feature-card {
  padding: 18px;
  border-radius: 22px;
}

.feature-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.feature-kicker {
  font-size: 12px;
  color: var(--muted);
}

.list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.list-item {
  padding: 18px;
  border-radius: 20px;
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.title {
  font-size: 17px;
  font-weight: 600;
}

.meta {
  margin-top: 8px;
  color: var(--muted);
}

.verification-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.verification-chip {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 14px;
  background: var(--soft);
  border: 1px solid var(--line);
  color: var(--brand);
  font-weight: 600;
}

.verification-refresh {
  flex: 0 0 auto;
}

.graphic-verification {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.graphic-target-card {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fffaf6;
}

.graphic-options {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.graphic-option {
  min-height: 86px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(61, 22, 22, 0.06);
}

.graphic-option.selected {
  border-color: var(--brand);
  outline: 3px solid rgba(61, 22, 22, 0.12);
}

.captcha-shape {
  display: inline-block;
  width: 36px;
  height: 36px;
  background: var(--brand);
}

.captcha-red { background: #dc2626; }
.captcha-blue { background: #2563eb; }
.captcha-green { background: #16a34a; }
.captcha-gold { background: #d08a00; }

.shape-circle { border-radius: 999px; }
.shape-square { border-radius: 8px; }
.shape-diamond {
  border-radius: 8px;
  transform: rotate(45deg);
}
.shape-triangle {
  width: 0;
  height: 0;
  background: transparent;
  border-left: 20px solid transparent;
  border-right: 20px solid transparent;
  border-bottom: 38px solid var(--shape-color, #2563eb);
}
.captcha-red.shape-triangle { border-bottom-color: #dc2626; }
.captcha-blue.shape-triangle { border-bottom-color: #2563eb; }
.captcha-green.shape-triangle { border-bottom-color: #16a34a; }
.captcha-gold.shape-triangle { border-bottom-color: #d08a00; }

.verify-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(49, 19, 19, 0.42);
  z-index: 50;
}

.verify-modal {
  width: min(520px, 100%);
  padding: 22px;
  border-radius: 24px;
}

.order-modal {
  max-height: calc(100vh - 48px);
  overflow-y: auto;
}

.modal-verify-row {
  margin-top: 18px;
}

.notice-modal {
  width: min(720px, 100%);
  max-height: calc(100vh - 48px);
  overflow-y: auto;
}

.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
}

.tag-blue {
  background: var(--soft);
  color: #9a6200;
}

.tag-orange {
  background: var(--warn);
  color: #c2410c;
}

.tag-green {
  background: var(--ok);
  color: #15803d;
}

.button-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.btn {
  border: 0;
  border-radius: 16px;
  padding: 12px 18px;
  cursor: pointer;
  font: inherit;
}

.btn-primary {
  background: var(--brand);
  color: #fff;
}

.btn-secondary {
  background: #f3e7dd;
  color: var(--text);
}

.profile-primary-action {
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  border: 1px solid var(--line);
}

.profile-secondary-action {
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  border: 1px solid var(--line);
}

.form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.field label {
  display: block;
  margin-bottom: 8px;
  color: #334155;
}

.field input,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(255, 250, 246, 0.78);
  font: inherit;
}

.readonly-field {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #f3e7dd;
  color: var(--muted);
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.result-banner {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 14px;
  background: var(--ok);
  color: #166534;
}

.result-banner-error {
  background: var(--warn);
  color: #c2410c;
}

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

.detail-block {
  padding: 18px;
  border-radius: 20px;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.timeline-item {
  padding-left: 18px;
  border-left: 3px solid #bfdbfe;
}

.timeline-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.timeline-changes {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 12px;
}

.timeline-changes summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 13px;
}

.timeline-changes summary::-webkit-details-marker {
  display: none;
}

.timeline-body {
  margin-top: 10px;
}

.timeline-change-row + .timeline-change-row {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
}

.customer-message-panel {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.customer-message-list {
  display: grid;
  gap: 10px;
  min-height: 160px;
  max-height: 320px;
  overflow: auto;
  padding: 12px;
  border-radius: 14px;
  background: #fffaf6;
}

.customer-message-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.customer-message-item.from-customer {
  align-items: flex-end;
}

.customer-message-item.from-admin {
  align-items: flex-start;
}

.customer-message-item .meta {
  margin: 0;
  line-height: 1.2;
}

.customer-message-bubble {
  display: inline-block;
  width: auto;
  max-width: min(640px, 86%);
  margin: 0;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  line-height: 1.2;
  white-space: normal;
  overflow-wrap: anywhere;
  box-shadow: 0 8px 18px rgba(61, 22, 22, 0.06);
}

.from-customer .customer-message-bubble {
  background: var(--brand);
  border-color: var(--brand);
  color: #fff;
}

.customer-message-composer {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: end;
  padding-top: 2px;
}

.customer-message-composer textarea {
  min-height: 78px;
  resize: vertical;
}

.nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  margin-left: 6px;
  padding: 0 5px;
  border-radius: 999px;
  background: #dc2626;
  color: #fff;
  font-size: 11px;
}

.message-center {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 16px;
}

.thread-list {
  display: grid;
  gap: 10px;
}

.thread-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  color: var(--text);
  text-align: left;
  cursor: pointer;
}

.thread-item.active {
  border-color: var(--brand);
  background: #fffaf6;
}

.thread-item span {
  display: grid;
  gap: 2px;
}

.thread-item small {
  color: var(--muted);
}

.thread-item em {
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  background: #dc2626;
  color: #fff;
  font-style: normal;
  font-size: 12px;
  text-align: center;
  line-height: 20px;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--line);
}

th {
  color: var(--muted);
}

@media (max-width: 960px) {
  .site-header,
  .row {
    flex-direction: column;
    align-items: flex-start;
  }

  .grid-2,
  .grid-3,
  .detail-grid,
  .compact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .app-shell {
    padding: 16px;
  }

  .site-header {
    gap: 14px;
    margin-bottom: 18px;
  }

  .brand-mark {
    width: 48px;
    height: 48px;
    border-radius: 16px;
  }

  .brand-title {
    font-size: 20px;
  }

  .brand-subtitle {
    font-size: 12px;
  }

  .top-nav {
    width: 100%;
    gap: 8px;
  }

  .top-link {
    padding: 9px 14px;
    font-size: 13px;
  }

  .hero {
    padding: 22px 18px;
    border-radius: 22px;
  }

  .hero h1,
  .hero h2 {
    font-size: 24px;
  }

  .hero p {
    margin-top: 10px;
    font-size: 13px;
  }

  .hero-stats {
    grid-template-columns: repeat(4, minmax(140px, 1fr));
    margin-top: 18px;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .panel {
    padding: 18px;
    border-radius: 20px;
  }

  .section-head h3 {
    font-size: 18px;
  }

  .metrics {
    grid-template-columns: repeat(4, minmax(140px, 1fr));
    gap: 12px;
  }

  .metric-card {
    padding: 16px;
    border-radius: 18px;
  }

  .metric-value {
    font-size: 24px;
  }

  .feature-card {
    padding: 16px;
    border-radius: 18px;
  }

  .list-item,
  .detail-block {
    padding: 16px;
    border-radius: 18px;
  }

  .title {
    font-size: 16px;
  }

  .meta {
    margin-top: 6px;
    font-size: 13px;
  }

  .button-row {
    gap: 10px;
  }

  .btn {
    width: 100%;
    min-height: 46px;
    border-radius: 14px;
    padding: 12px 16px;
  }

  .field input,
  .field textarea {
    padding: 11px 12px;
    border-radius: 12px;
  }

  th,
  td {
    padding: 8px 6px;
    font-size: 13px;
  }
}

@media (max-width: 560px) {
  body {
    font-size: 13px;
  }

  .app-shell {
    padding: 12px;
  }

  .site-header {
    margin-bottom: 14px;
  }

  .brand-wrap {
    gap: 10px;
  }

  .brand-title {
    font-size: 18px;
  }

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

  .top-link {
    width: 100%;
    text-align: center;
  }

  .hero {
    padding: 18px 14px;
    border-radius: 18px;
  }

  .hero h1,
  .hero h2 {
    font-size: 20px;
  }

  .section {
    margin-top: 14px;
  }

  .panel {
    padding: 14px;
    border-radius: 18px;
  }

  .metrics {
    grid-template-columns: repeat(4, minmax(140px, 1fr));
  }

  .hero-stats {
    grid-template-columns: repeat(4, minmax(140px, 1fr));
    gap: 10px;
    overflow-x: auto;
  }

  .hero-stat {
    padding: 12px;
    border-radius: 14px;
  }

  .hero-stat-value {
    font-size: 20px;
  }

  .section-head {
    align-items: flex-start;
  }

  .row {
    gap: 8px;
  }

  .tag {
    padding: 5px 9px;
    font-size: 11px;
  }

  .button-row {
    margin-top: 14px;
  }

  .detail-grid {
    gap: 12px;
  }

  .timeline-item {
    padding-left: 14px;
  }

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

  .message-center {
    grid-template-columns: 1fr;
  }

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