/**
 * 莲花演说研究中心 · Hub 视觉
 * 研究机构 / 数据门户气质；海军蓝 + 莲花橙点缀
 */
.rh-page {
  --rh-navy: #102a43;
  --rh-navy-soft: #243b53;
  --rh-orange: #e9822a;
  --rh-muted: #627d98;
  --rh-line: #d9e2ec;
  --rh-bg: #f5f7fa;
  --rh-white: #ffffff;
  --rh-font-display: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --rh-font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --rh-font-mono: "IBM Plex Mono", ui-monospace, monospace;
  background: var(--rh-bg);
  color: var(--rh-navy);
  font-family: var(--rh-font-body);
}

.rh-page .site-header {
  background: rgba(16, 42, 67, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.rh-page .site-header .logo-text,
.rh-page .site-header .nav-link,
.rh-page .site-header .btn-search {
  color: #fff !important;
}
.rh-page .site-header .nav-link.active,
.rh-page .site-header .nav-link:hover {
  color: #ffd0a8 !important;
}
.rh-page .site-header .logo-text em {
  color: rgba(255, 255, 255, 0.65) !important;
}

.rh-page .rr-breadcrumb {
  background: #0b1f33;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
  padding: 0.7rem 0;
  font-size: 13px;
}
.rh-page .rr-breadcrumb ol {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem 0.55rem;
}
.rh-page .rr-breadcrumb a { color: rgba(255, 255, 255, 0.88); text-decoration: none; }
.rh-page .rr-breadcrumb a:hover { color: #fff; text-decoration: underline; }
.lyr-bc-sep {
  color: rgba(255, 255, 255, 0.35);
  user-select: none;
}
.lyr-bc-current {
  color: #ffd0a8;
  font-weight: 600;
}

.rh-wrap {
  width: min(1120px, calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Hero */
.rh-hero {
  position: relative;
  padding: clamp(3.5rem, 8vw, 5.5rem) 0 clamp(3rem, 6vw, 4.5rem);
  background:
    linear-gradient(180deg, #102a43 0%, #1a3655 55%, #243b53 100%);
  color: #fff;
  overflow: hidden;
}
.rh-hero-grid {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.12) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 70% 40%, #000 20%, transparent 75%);
  pointer-events: none;
}
.rh-hero-inner { position: relative; z-index: 1; max-width: 46rem; }
.rh-kicker {
  margin: 0 0 0.75rem;
  font-family: var(--rh-font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #ffd0a8;
  font-weight: 600;
}
.rh-hero h1 {
  margin: 0 0 1rem;
  font-family: var(--rh-font-display);
  font-size: clamp(2.2rem, 5.5vw, 3.4rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.rh-hero-lead {
  margin: 0 0 1.5rem;
  font-size: clamp(1.02rem, 2vw, 1.15rem);
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.88);
  max-width: 40rem;
}
.rh-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.75rem;
}
.rh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.75rem 1.35rem;
  border-radius: 2px;
  font-weight: 650;
  font-size: 0.98rem;
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.rh-btn-primary {
  background: #fff;
  color: var(--rh-navy) !important;
  border: 0;
}
.rh-btn-primary:hover { transform: translateY(-1px); background: #f5f7fa; }
.rh-btn-ghost {
  background: transparent;
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, 0.45);
}
.rh-btn-ghost:hover {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}
.rh-hero-meta {
  display: grid;
  grid-template-columns: 1.5fr 0.7fr;
  gap: 0;
  margin: 2rem 0 0;
  padding: 0;
  max-width: none;
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: rgba(0, 0, 0, 0.18);
}
.rh-hero-meta-item {
  display: flex;
  align-items: baseline;
  gap: 0.85rem;
  margin: 0;
  padding: 0.95rem 1.2rem;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}
.rh-hero-meta-item:nth-child(2n) {
  border-right: 0;
}
.rh-hero-meta-item:nth-last-child(-n+2) {
  border-bottom: 0;
}
.rh-hero-meta dt {
  flex: 0 0 auto;
  margin: 0;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 208, 168, 0.85);
  font-family: var(--rh-font-mono);
  white-space: nowrap;
}
.rh-hero-meta dd {
  margin: 0;
  font-size: 0.98rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.45;
}

/* Sections */
.rh-sec {
  padding: clamp(3.5rem, 7vw, 5rem) 0;
  background: var(--rh-white);
  border-top: 1px solid var(--rh-line);
}
.rh-sec-alt { background: var(--rh-bg); }
.rh-sec-head { max-width: 40rem; margin-bottom: 2rem; }
.rh-sec-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 0.75rem;
  font-family: var(--rh-font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--rh-orange);
  font-weight: 600;
}
.rh-sec-label::before {
  content: "";
  width: 16px;
  height: 2px;
  background: var(--rh-orange);
}
.rh-sec h2 {
  margin: 0 0 0.75rem;
  font-family: var(--rh-font-display);
  font-size: clamp(1.65rem, 3.5vw, 2.25rem);
  font-weight: 700;
  color: var(--rh-navy);
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.rh-sec-lead {
  margin: 0;
  color: var(--rh-muted);
  line-height: 1.8;
  font-size: 1.02rem;
}

/* Dual areas */
.rh-areas {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}
.rh-area-card {
  display: block;
  padding: 1.5rem 1.4rem;
  border: 1px solid var(--rh-line);
  background: var(--rh-white);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.rh-area-card:hover {
  border-color: rgba(16, 42, 67, 0.35);
  transform: translateY(-2px);
}
.rh-area-card--youth:hover { border-color: rgba(233, 130, 42, 0.45); }
.rh-area-code {
  margin: 0 0 0.65rem;
  font-family: var(--rh-font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--rh-orange);
  font-weight: 650;
}
.rh-area-card h3 {
  margin: 0 0 0.55rem;
  font-family: var(--rh-font-display);
  font-size: 1.35rem;
  color: var(--rh-navy);
}
.rh-area-card p {
  margin: 0 0 1rem;
  color: var(--rh-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}
.rh-area-meta {
  margin: 0;
  font-family: var(--rh-font-mono);
  font-size: 12px;
  color: var(--rh-navy-soft);
  letter-spacing: 0.04em;
}

/* Project archive list */
.rh-projects {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--rh-line);
}
.rh-project {
  border-bottom: 1px solid var(--rh-line);
}
.rh-project a {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr) auto;
  gap: 1.25rem;
  align-items: start;
  padding: 1.35rem 0.25rem;
  text-decoration: none;
  color: inherit;
  transition: background 0.2s ease;
}
.rh-project a:hover { background: rgba(16, 42, 67, 0.03); }
.rh-project-id {
  font-family: var(--rh-font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--rh-orange);
  letter-spacing: 0.04em;
  padding-top: 0.2rem;
}
.rh-project-status {
  margin: 0 0 0.35rem;
  font-size: 0.82rem;
  color: var(--rh-muted);
  font-family: var(--rh-font-mono);
}
.rh-project h3 {
  margin: 0 0 0.4rem;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--rh-navy);
  line-height: 1.4;
}
.rh-project-summary {
  margin: 0 0 0.45rem;
  color: var(--rh-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}
.rh-project-meta {
  margin: 0;
  font-size: 0.82rem;
  color: #829ab1;
  font-family: var(--rh-font-mono);
}
.rh-project-cta {
  align-self: center;
  font-size: 0.88rem;
  font-weight: 650;
  color: var(--rh-navy);
  white-space: nowrap;
  padding-top: 0.2rem;
}
.rh-note {
  margin: 1.25rem 0 0;
  padding: 1rem 1.15rem;
  border-left: 3px solid var(--rh-orange);
  background: rgba(233, 130, 42, 0.06);
  color: var(--rh-muted);
  line-height: 1.7;
  font-size: 0.95rem;
}

/* Principles */
.rh-principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.rh-principles li {
  padding: 1.15rem 1.1rem;
  border: 1px solid var(--rh-line);
  background: var(--rh-white);
}
.rh-principles strong {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--rh-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--rh-orange);
}
.rh-principles span {
  color: var(--rh-navy-soft);
  line-height: 1.65;
  font-size: 0.95rem;
}

.rh-publish-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.rh-publish-box {
  padding: 1.35rem 1.3rem;
  border: 1px solid var(--rh-line);
  background: var(--rh-white);
}
.rh-publish-box h3 {
  margin: 0 0 0.65rem;
  font-size: 1.1rem;
  font-family: var(--rh-font-display);
}
.rh-publish-box p {
  margin: 0;
  color: var(--rh-muted);
  line-height: 1.75;
  font-size: 0.95rem;
}

/* Footer */
.rh-footer {
  background: var(--rh-navy);
  color: rgba(255, 255, 255, 0.78);
  padding: 2.5rem 0 2rem;
}
.rh-footer-title {
  margin: 0 0 0.35rem;
  color: #fff;
  font-family: var(--rh-font-display);
  font-size: 1.25rem;
}
.rh-footer-meta {
  margin: 0 0 1rem;
  font-size: 0.88rem;
  line-height: 1.7;
}
.rh-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1rem;
}
.rh-footer-links a {
  color: #ffd0a8;
  text-decoration: none;
  font-size: 0.92rem;
}
.rh-footer-links a:hover { color: #fff; }
.rh-footer-copy {
  margin: 0;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.5);
}

/* —— LYR-01 Living Report —— */
.lyr-subnav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(245, 247, 250, 0.96);
  border-bottom: 1px solid var(--rh-line);
  backdrop-filter: blur(8px);
}
.lyr-subnav-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 46px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.lyr-subnav-brand {
  flex: 0 0 auto;
  font-family: var(--rh-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--rh-orange);
  font-weight: 700;
  padding-right: 0.85rem;
  border-right: 1px solid var(--rh-line);
}
.lyr-subnav-links {
  display: flex;
  gap: 0.15rem 0.15rem;
  white-space: nowrap;
}
.lyr-subnav-links a {
  color: var(--rh-navy-soft);
  text-decoration: none;
  font-size: 0.88rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 0 0.65rem;
  border-radius: 0;
}
.lyr-subnav-links a:hover {
  color: var(--rh-navy);
  background: rgba(16, 42, 67, 0.06);
}

.lyr-status {
  display: inline-block;
  margin: 0 0 0.75rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid rgba(255, 208, 168, 0.45);
  color: #ffd0a8;
  font-family: var(--rh-font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
}
.lyr-system {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.72);
}
.lyr-status-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin: 0 0 1.25rem;
}
.lyr-status-grid > div {
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--rh-line);
  background: var(--rh-white);
}
.lyr-status-grid dt {
  margin: 0 0 0.35rem;
  font-family: var(--rh-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rh-orange);
}
.lyr-status-grid dd {
  margin: 0;
  color: var(--rh-navy);
  line-height: 1.55;
  font-size: 0.98rem;
  font-weight: 600;
}
.lyr-method-note {
  margin: 0;
  padding: 0.95rem 1.1rem;
  border-left: 3px solid var(--rh-navy);
  background: rgba(16, 42, 67, 0.04);
  color: var(--rh-muted);
  line-height: 1.7;
  font-size: 0.92rem;
}
.lyr-h3 {
  margin: 2rem 0 0.85rem;
  font-family: var(--rh-font-display);
  font-size: 1.15rem;
  color: var(--rh-navy);
}
.lyr-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--rh-line);
  background: var(--rh-white);
  margin-bottom: 0.5rem;
}
.lyr-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 560px;
  font-size: 0.92rem;
}
.lyr-table th,
.lyr-table td {
  padding: 0.75rem 0.9rem;
  text-align: left;
  border-bottom: 1px solid var(--rh-line);
  vertical-align: top;
  line-height: 1.55;
}
.lyr-table th {
  background: #eef2f6;
  color: var(--rh-navy);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
}
.lyr-table tr:last-child td { border-bottom: 0; }
.lyr-steps {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--rh-navy-soft);
  line-height: 1.8;
}
.lyr-steps li { margin-bottom: 0.35rem; }
.lyr-findings {
  margin: 0;
  padding: 0;
  list-style: none;
}
.lyr-findings > li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.75rem;
  padding: 1.05rem 0;
  border-bottom: 1px solid var(--rh-line);
}
.lyr-findings strong {
  display: block;
  margin-bottom: 0.3rem;
  font-family: var(--rh-font-display);
  font-size: 1.05rem;
}
.lyr-findings p {
  margin: 0;
  color: var(--rh-muted);
  line-height: 1.65;
  font-size: 0.94rem;
}
.lyr-pending {
  margin-top: 0.4rem !important;
  color: var(--rh-orange) !important;
  font-family: var(--rh-font-mono);
  font-size: 0.78rem !important;
  letter-spacing: 0.02em;
}
.lyr-weight {
  font-style: normal;
  font-family: var(--rh-font-mono);
  font-size: 0.82rem;
  color: var(--rh-orange);
  font-weight: 600;
  margin-left: 0.35rem;
}
.lyr-roadmap {
  margin: 0 0 1.25rem;
  padding: 0;
  list-style: none;
  border: 1px solid var(--rh-line);
  background: var(--rh-white);
}
.lyr-roadmap li {
  display: grid;
  grid-template-columns: 11rem 1fr;
  gap: 0.75rem;
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--rh-line);
  align-items: baseline;
}
.lyr-roadmap li:last-child { border-bottom: 0; }
.lyr-roadmap strong {
  font-family: var(--rh-font-mono);
  font-size: 0.88rem;
  color: var(--rh-orange);
}
.lyr-roadmap span {
  color: var(--rh-navy-soft);
  line-height: 1.55;
  font-size: 0.94rem;
}
.lyr-defs {
  margin: 0;
  display: grid;
  gap: 0;
}
.lyr-defs > div {
  display: grid;
  grid-template-columns: 9.5rem 1fr;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--rh-line);
}
.lyr-defs dt {
  margin: 0;
  font-family: var(--rh-font-display);
  font-weight: 700;
  color: var(--rh-navy);
}
.lyr-defs dd {
  margin: 0;
  color: var(--rh-navy-soft);
  line-height: 1.7;
  font-size: 0.96rem;
}
.lyr-prose-gap { margin-top: 1rem !important; }
.lyr-back {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.lyr-glance {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 0;
}
.lyr-glance > div {
  padding: 1.1rem 1.15rem;
  border: 1px solid var(--rh-line);
  background: var(--rh-white);
}
.lyr-glance dt {
  margin: 0 0 0.35rem;
  font-family: var(--rh-font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rh-orange);
}
.lyr-glance dd {
  margin: 0;
  color: var(--rh-navy-soft);
  line-height: 1.65;
  font-size: 0.95rem;
}
.lyr-prose {
  margin: 0;
  max-width: 46rem;
  color: var(--rh-navy-soft);
  line-height: 1.85;
  font-size: 1.02rem;
}
.lyr-boundary-list {
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--rh-line);
}
.lyr-boundary-list li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--rh-line);
  color: var(--rh-navy-soft);
  line-height: 1.7;
}
.lyr-questions {
  margin: 0;
  padding: 0;
  list-style: none;
}
.lyr-questions li {
  display: grid;
  grid-template-columns: 2.5rem 1fr;
  gap: 0.75rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--rh-line);
  color: var(--rh-navy);
  line-height: 1.65;
  font-size: 1.02rem;
}
.lyr-q-num {
  font-family: var(--rh-font-mono);
  color: var(--rh-orange);
  font-weight: 600;
}
.lyr-ages {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.lyr-ages li {
  padding: 1.1rem 1rem;
  border: 1px solid var(--rh-line);
  background: var(--rh-white);
  border-top: 3px solid var(--rh-navy);
}
.lyr-ages strong {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--rh-font-display);
  font-size: 1.05rem;
}
.lyr-ages span {
  color: var(--rh-muted);
  line-height: 1.6;
  font-size: 0.92rem;
}
.lyr-yegi {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem 1.25rem;
}
.lyr-yegi li {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.65rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--rh-line);
}
.lyr-yegi-id {
  font-family: var(--rh-font-mono);
  color: var(--rh-orange);
  font-weight: 600;
  font-size: 0.85rem;
}
.lyr-yegi strong {
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--rh-font-display);
}
.lyr-yegi p {
  margin: 0;
  color: var(--rh-muted);
  line-height: 1.55;
  font-size: 0.92rem;
}
.lyr-callout {
  margin-top: 1.25rem;
  padding: 1.2rem 1.25rem;
  border-left: 3px solid var(--rh-orange);
  background: rgba(233, 130, 42, 0.06);
}
.lyr-callout-label {
  margin: 0 0 0.35rem;
  font-family: var(--rh-font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--rh-orange);
}
.lyr-callout p:last-child {
  margin: 0;
  color: var(--rh-navy-soft);
  line-height: 1.7;
}
.lyr-faq details {
  border-bottom: 1px solid var(--rh-line);
  padding: 0.85rem 0;
}
.lyr-faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--rh-navy);
  min-height: 44px;
  display: flex;
  align-items: center;
}
.lyr-faq p {
  margin: 0.5rem 0 0.25rem;
  color: var(--rh-muted);
  line-height: 1.7;
}
.lyr-cite-note {
  margin-top: 0.75rem !important;
  font-size: 0.88rem !important;
}
.lyr-back {
  margin: 2rem 0 0;
}

@media (max-width: 900px) {
  .rh-hero-meta {
    grid-template-columns: 1fr;
  }
  .rh-hero-meta-item {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }
  .rh-hero-meta-item:last-child {
    border-bottom: 0;
  }
  .rh-areas,
  .rh-principles,
  .rh-publish-grid,
  .lyr-glance,
  .lyr-ages,
  .lyr-yegi,
  .lyr-status-grid {
    grid-template-columns: 1fr;
  }
  .lyr-roadmap li,
  .lyr-defs > div {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
  .rh-project a {
    grid-template-columns: 1fr;
    gap: 0.45rem;
  }
  .rh-project-cta { display: none; }
}
@media (max-width: 520px) {
  .rh-hero-actions { flex-direction: column; }
  .rh-btn { width: 100%; }
}