:root {
  --info-ink: #111827;
  --info-muted: #6b7280;
  --info-border: #e5e7eb;
  --info-active-red: #ef4444;
  --info-active-blue: #4f7cf7;
}

@font-face {
  font-family: '阿里巴巴普惠体';
  src: url('https://cdn.bordermemo.com/fonts/阿里巴巴普惠体/阿里巴巴普惠体.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: '平方长安体';
  src: url('https://cdn.bordermemo.com/fonts/平方长安体/平方长安体.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--info-ink);
  font-family: '阿里巴巴普惠体', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

.info-topbar-avatar-slot {
  margin-left: 16px;
}

.info-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.info-main {
  flex: 1;
  padding: 32px 16px 48px;
}

.info-shell {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.info-nav {
  grid-column: 1;
  grid-row: 1;
  align-self: start;
}

.info-nav-card {
  background: #ffffff;
  border: 0;
  border-radius: 12px;
  padding: 16px 14px;
}

.info-nav-head {
  padding-bottom: 10px;
  border-bottom: 1px solid var(--info-border);
  margin-bottom: 12px;
}

.info-nav-eyebrow {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--info-muted);
  display: block;
  margin-bottom: 6px;
}

.info-nav-title {
  font-size: 16px;
  margin: 0;
  font-weight: 600;
}

.info-nav-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.info-nav-item {
  display: block;
  padding: 6px 8px 6px 16px;
  color: var(--info-ink);
  text-decoration: none;
  position: relative;
  font-size: 14px;
  line-height: 1.6;
}

.info-nav-item::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 0;
  background: var(--info-active-blue);
  border-radius: 999px;
}

.info-nav-item:hover {
  color: #111827;
}

.info-nav-item.is-active {
  color: var(--info-active-red);
  font-weight: 600;
}

.info-nav-item.is-active::before {
  height: 16px;
}

.info-nav-foot {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--info-border);
  font-size: 12px;
  color: var(--info-muted);
  line-height: 1.6;
}

.info-content {
  grid-column: 2;
  grid-row: 1;
  width: min(860px, 100%);
  background: #ffffff;
  border: 0;
  border-radius: 12px;
  padding: 24px 36px 32px;
  letter-spacing: -0.01em;
  font-size: 14px;
}

.info-hero-media {
  margin: 0 0 18px;
  overflow: hidden;
  border-radius: 18px;
  border: 1px solid rgba(229, 231, 235, 0.9);
  background: linear-gradient(180deg, #f8fafc 0%, #eff6ff 100%);
}

.info-hero-media img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.info-header {
  margin-bottom: 12px;
}

.info-meta {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--info-muted);
  text-transform: uppercase;
  margin: 0 0 8px;
}

.info-title {
  font-size: 24px;
  margin: 0;
  font-weight: 600;
}

.info-divider {
  height: 1px;
  background: var(--info-border);
  margin: 10px 0 0;
}

.info-lead {
  margin: 10px 0 0;
  color: var(--info-muted);
  line-height: 1.5;
  text-align: justify;
  text-justify: inter-ideograph;
}

.info-body {
  margin-top: 14px;
}

.info-section {
  margin-bottom: 32px;
  padding: 0;
}

.info-section h3 {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 600;
}

.info-section p {
  margin: 0;
  color: var(--info-muted);
  line-height: 1.5;
  text-align: justify;
  text-justify: inter-ideograph;
}

.info-content a {
  color: #1f4fd6;
  text-decoration: none;
}

.info-content a:hover {
  text-decoration: underline;
}

.info-list {
  margin: 6px 0 10px 18px;
  padding-left: 0;
  color: var(--info-muted);
  line-height: 1.5;
  text-align: justify;
  text-justify: inter-ideograph;
}

ol.info-list {
  list-style: decimal;
  margin-left: 0;
  padding-left: 18px;
}

.info-list li {
  margin-bottom: 4px;
}

.info-callout {
  margin-top: 16px;
  padding: 0;
  border: 0;
  color: var(--info-ink);
}

.info-callout h4 {
  margin: 0 0 6px;
  font-size: 14px;
  font-weight: 600;
}

.info-callout p {
  margin: 0;
  color: var(--info-muted);
  line-height: 1.5;
  text-align: justify;
  text-justify: inter-ideograph;
}

.info-footer {
  text-align: center;
  margin-top: 24px;
  color: var(--info-muted);
  font-size: 12px;
  padding-bottom: 24px;
}

.info-feedback-card {
  margin-top: 24px;
}

.info-feedback-head {
  margin-bottom: 16px;
}

.info-feedback-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
}

.info-feedback-tip {
  margin: 8px 0 0;
  color: var(--info-muted);
  line-height: 1.6;
}

.info-feedback-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-feedback-textarea-wrap {
  position: relative;
}

.info-feedback-textarea,
.info-feedback-input {
  width: 100%;
  border: 0.8px solid #e5e7eb;
  border-radius: 6px;
  background: #ffffff;
  color: var(--info-ink);
  font-size: 13px;
  line-height: 1.6;
  appearance: none;
  -webkit-appearance: none;
  box-shadow: none;
  transition: border-color 0.2s ease, background-color 0.2s ease;
}

.info-feedback-textarea {
  height: 140px;
  min-height: 140px;
  padding: 16px 18px 34px;
  resize: vertical;
}

.info-feedback-input {
  height: 44px;
  min-height: 44px;
  padding: 0 18px;
}

.info-feedback-textarea::placeholder,
.info-feedback-input::placeholder {
  color: #8a8a8a;
  font-size: 13px;
}

.info-feedback-textarea:focus,
.info-feedback-input:focus {
  outline: none;
  border-color: #e5e7eb;
  background: #ffffff;
  box-shadow: none;
}

.info-feedback-textarea:disabled,
.info-feedback-input:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.info-feedback-count {
  position: absolute;
  right: 16px;
  bottom: 14px;
  color: #b8c0cc;
  font-size: 12px;
  line-height: 1;
  pointer-events: none;
}

.info-feedback-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.info-feedback-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.info-feedback-submit {
  min-width: 88px;
  min-height: 44px;
  border: 0;
  border-radius: 14px;
  padding: 0 14px;
  background: linear-gradient(180deg, #5d8df3 0%, #4e7de1 100%);
  color: #ffffff;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0;
  box-shadow: 0 10px 24px rgba(78, 125, 225, 0.16);
  transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease, background-color 0.18s ease;
}

.info-feedback-submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 14px 28px rgba(78, 125, 225, 0.24);
}

.info-feedback-submit:disabled {
  opacity: 0.72;
  cursor: not-allowed;
}

.info-feedback-status {
  margin: 0;
  min-height: 24px;
  color: var(--info-muted);
  font-size: 14px;
  line-height: 1.6;
}

.info-feedback-status[data-state="pending"] {
  color: #1f4fd6;
}

.info-feedback-status[data-state="success"] {
  color: #15803d;
}

.info-feedback-status[data-state="error"] {
  color: #dc2626;
}

.info-feedback-link {
  color: #1f4fd6;
  font-size: 13px;
  line-height: 1.5;
  text-decoration: none;
}

.info-feedback-link:hover {
  text-decoration: underline;
}

@media (max-width: 960px) {
  .info-main {
    padding: 24px 14px 40px;
  }

  .info-shell {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .info-nav,
  .info-content {
    grid-column: auto;
    grid-row: auto;
  }

  .info-content {
    padding: 20px 24px 28px;
    width: 100%;
  }

  .info-feedback-textarea {
    height: 120px;
    min-height: 120px;
  }
}

@media (max-width: 640px) {
  .info-title {
    font-size: 20px;
  }

  .info-content {
    padding: 18px 16px 24px;
  }

  .info-feedback-title {
    font-size: 16px;
  }

  .info-feedback-textarea,
  .info-feedback-input {
    font-size: 13px;
  }

  .info-feedback-textarea {
    height: 108px;
    min-height: 108px;
    padding: 14px 16px 32px;
  }

  .info-feedback-input {
    height: 40px;
    min-height: 40px;
    padding: 0 16px;
  }

  .info-feedback-meta,
  .info-feedback-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .info-feedback-submit {
    min-width: 88px;
    min-height: 44px;
    padding: 0 14px;
    font-size: 14px;
  }
}