/* Kechuangda bright professional redesign */
:root {
  --bg: #f7f9fb;
  --panel: #ffffff;
  --panel-soft: #eef4f8;
  --ink: #172033;
  --muted: #5f6b7a;
  --muted-2: #8290a0;
  --line: #dbe4ec;
  --brand: #1e5b8d;
  --brand-deep: #123a5d;
  --accent: #a96f2d;
  --accent-soft: #f4eadf;
  --success: #1f7a5a;
  --shadow: 0 18px 50px rgba(23, 32, 51, 0.08);
  --shadow-strong: 0 28px 70px rgba(18, 58, 93, 0.16);
  --radius: 8px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.68;
  letter-spacing: 0;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.hidden { display: none !important; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.icon { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(219, 228, 236, 0.9);
  backdrop-filter: blur(16px);
}
.header-inner { height: 78px; display: flex; align-items: center; gap: 24px; }
.brand-link { display: inline-flex; align-items: center; }
.site-logo-img { width: 180px; height: 54px; object-fit: contain; }
.desktop-nav { margin-left: auto; display: flex; align-items: center; gap: 2px; }
.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 12px;
  border-radius: 6px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}
.nav-link:hover, .nav-link.is-active { color: var(--brand-deep); background: #edf4f8; }
.header-phone {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--brand-deep);
  font-weight: 750;
  white-space: nowrap;
}
.mobile-nav-toggle { display: none; border: 0; background: transparent; padding: 8px; margin-left: auto; }
.mobile-nav-toggle span { display: block; width: 23px; height: 2px; margin: 5px 0; background: var(--ink); }
.mobile-nav { display: none; border-top: 1px solid var(--line); background: white; padding: 10px 20px 18px; }
.mobile-nav.open { display: grid; gap: 4px; }
.mobile-nav-link, .mobile-nav-cta { padding: 12px 6px; border-radius: 6px; color: var(--ink); font-weight: 700; }
.mobile-nav-link.is-active { color: var(--brand); }
.mobile-nav-cta { text-align: center; background: var(--brand); color: white; margin-top: 8px; }

.hero-section {
  position: relative;
  overflow: hidden;
  background: #f8fbfd;
  border-bottom: 1px solid var(--line);
}
.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(248,251,253,0.98) 0%, rgba(248,251,253,0.88) 48%, rgba(248,251,253,0.62) 100%),
    url("../images/GyWwQ.webp") center right / cover no-repeat;
  transform: scale(1.03);
  filter: saturate(0.8) contrast(1.04);
}
.hero-section::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 42%;
  background:
    linear-gradient(180deg, rgba(248,251,253,0), rgba(248,251,253,0.95)),
    radial-gradient(ellipse at 18% 100%, rgba(169,111,45,0.14), transparent 54%);
  pointer-events: none;
}
.hero-grid {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 78px);
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 64px;
  align-items: center;
  padding: 68px 0 72px;
}
.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  text-transform: uppercase;
  font-size: 12px;
  font-weight: 850;
  letter-spacing: 0.12em;
}
h1, h2, h3, p { margin-top: 0; }
.hero-copy h1, .page-hero h1 {
  font-size: clamp(42px, 5vw, 68px);
  line-height: 1.08;
  margin-bottom: 24px;
  letter-spacing: 0;
  overflow-wrap: anywhere;
  word-break: normal;
}
.lead, .section-lead {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.85;
}
.hero-actions, .cta-inner { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 24px rgba(23, 32, 51, 0.1); }
.btn.primary { background: var(--brand); color: white; }
.btn.secondary { background: white; color: var(--brand-deep); border-color: var(--line); }
.text-link { display: inline-flex; align-items: center; gap: 8px; color: var(--brand); font-weight: 850; }
.data-note {
  margin-top: 28px;
  padding: 14px 16px;
  border-left: 4px solid var(--accent);
  background: rgba(255,255,255,0.72);
  color: var(--muted);
  font-size: 14px;
}
.hero-visual { position: relative; }
.hero-evidence-board {
  display: grid;
  gap: 14px;
  align-self: stretch;
  align-content: center;
}
.evidence-media {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid rgba(219, 228, 236, 0.96);
  background: white;
  box-shadow: var(--shadow-strong);
}
.hero-image, .feature-image, .detail-hero-image, .map-image, .environment-image, .article-image, .case-image {
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: white;
}
.hero-image { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; box-shadow: var(--shadow); }
.evidence-media .hero-image {
  border: 0;
  border-radius: 0;
  box-shadow: none;
  filter: saturate(0.88) contrast(1.04);
}
.evidence-tag {
  position: absolute;
  left: 18px;
  bottom: 18px;
  max-width: calc(100% - 36px);
  padding: 9px 12px;
  border-radius: 6px;
  background: rgba(18, 58, 93, 0.9);
  color: white;
  font-size: 12px;
  font-weight: 850;
}
.hero-panel {
  position: absolute;
  left: 24px;
  bottom: 24px;
  width: min(320px, calc(100% - 48px));
  padding: 16px;
  background: rgba(255,255,255,0.93);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-panel strong { display: block; margin-bottom: 4px; color: var(--brand-deep); }
.hero-panel span { color: var(--muted); font-size: 14px; }
.diagnostic-panel {
  display: grid;
  gap: 16px;
  padding: 18px;
  border: 1px solid rgba(219, 228, 236, 0.96);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}
.panel-kicker {
  display: block;
  margin-bottom: 4px;
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.diagnostic-panel strong {
  display: block;
  color: var(--brand-deep);
  font-size: 18px;
  line-height: 1.35;
}
.diagnostic-panel ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.diagnostic-panel li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: start;
  color: var(--muted);
  font-size: 13px;
}
.diagnostic-panel li span {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 11px;
  font-weight: 900;
}
.evidence-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.evidence-metrics div {
  min-height: 86px;
  padding: 14px;
  border: 1px solid rgba(219, 228, 236, 0.96);
  border-radius: var(--radius);
  background: rgba(18, 58, 93, 0.93);
  color: white;
}
.evidence-metrics strong {
  display: block;
  font-size: 18px;
  line-height: 1.18;
}
.evidence-metrics span {
  display: block;
  margin-top: 8px;
  color: rgba(255,255,255,0.68);
  font-size: 12px;
  font-weight: 750;
}

.stat-band { background: var(--brand-deep); color: white; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,0.12); }
.stat-item { background: var(--brand-deep); padding: 28px 24px; min-height: 168px; }
.stat-item strong { display: block; color: #fff; font-size: 28px; margin-bottom: 6px; }
.stat-item span { display: block; color: rgba(255,255,255,0.82); font-weight: 750; }
.stat-item p { margin: 8px 0 0; color: rgba(255,255,255,0.58); font-size: 13px; }

.evidence-strip {
  position: relative;
  overflow: hidden;
  padding: 72px 0;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.98), rgba(238,244,248,0.92)),
    url("../images/6rWpV.webp") right -80px center / 520px auto no-repeat;
  border-bottom: 1px solid var(--line);
}
.evidence-strip::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(255,255,255,0.98), rgba(255,255,255,0.9) 58%, rgba(255,255,255,0.7)),
    radial-gradient(ellipse at 80% 18%, rgba(30,91,141,0.1), transparent 42%);
  pointer-events: none;
}
.evidence-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 0.72fr) minmax(0, 1.28fr);
  gap: 42px;
  align-items: center;
}
.evidence-layout h2 {
  margin-bottom: 16px;
  font-size: clamp(30px, 3.5vw, 48px);
  line-height: 1.14;
}
.evidence-layout p {
  color: var(--muted);
}
.evidence-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
.evidence-steps article {
  min-height: 220px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 30px rgba(23, 32, 51, 0.05);
}
.evidence-steps article span {
  display: inline-flex;
  margin-bottom: 26px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
}
.evidence-steps article strong {
  display: block;
  margin-bottom: 10px;
  color: var(--brand-deep);
  font-size: 18px;
}
.evidence-steps article p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.section-block { position: relative; overflow: hidden; padding: 88px 0; background: var(--bg); }
.section-block > .container { position: relative; z-index: 1; }
.section-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 82% 8%, rgba(30,91,141,0.08), transparent 38%),
    radial-gradient(ellipse at 10% 92%, rgba(169,111,45,0.08), transparent 40%);
  pointer-events: none;
}
.section-block.muted {
  background:
    linear-gradient(180deg, rgba(238,244,248,0.9), rgba(238,244,248,0.94)),
    url("../images/GyWwQ.webp") center / cover no-repeat;
  border-block: 1px solid var(--line);
}
.section-block.muted::before {
  background:
    linear-gradient(90deg, rgba(238,244,248,0.98), rgba(238,244,248,0.84)),
    radial-gradient(ellipse at 80% 20%, rgba(18,58,93,0.12), transparent 46%);
}
.section-heading { max-width: 760px; margin-bottom: 38px; }
.section-heading h2, .split-layout h2, .cta-inner h2 { font-size: clamp(28px, 3.2vw, 44px); line-height: 1.18; margin-bottom: 14px; overflow-wrap: anywhere; }
.section-heading p, .split-layout p { color: var(--muted); }
.row-heading { max-width: none; display: flex; align-items: end; justify-content: space-between; gap: 24px; }
.split-layout { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 58px; align-items: center; }
.split-layout.reverse { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); }

.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.service-card, .case-card, .article-card, .honor-card, .environment-card, .form-card, .contact-panel, .document-panel, .detail-aside, .article-main, .detail-main {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(23, 32, 51, 0.04);
}
.service-card { padding: 26px; }
.service-icon {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  background: #e8f1f6;
  color: var(--brand);
  margin-bottom: 18px;
}
.service-card h3, .case-body h3, .article-body h3, .honor-card h2, .environment-card h2 { margin-bottom: 10px; line-height: 1.35; }
.service-card p, .case-body p, .article-body p, .honor-card p, .environment-card p { color: var(--muted); font-size: 14px; }
.service-card ul, .document-panel ul, .detail-aside ul { margin: 18px 0 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.service-card li, .document-panel li, .detail-aside li { position: relative; padding-left: 18px; color: var(--muted); font-size: 14px; }
.service-card li::before, .document-panel li::before, .detail-aside li::before { content: ""; position: absolute; left: 0; top: .72em; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); }

.case-grid, .article-grid, .environment-grid, .honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.case-preview-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.case-card, .article-card { overflow: hidden; }
.case-image, .article-image { width: 100%; height: 220px; object-fit: cover; border: 0; border-radius: 0; border-bottom: 1px solid var(--line); }
.case-body, .article-body { padding: 22px; }
.meta-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; color: var(--muted-2); font-size: 12px; font-weight: 750; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.tag-row span, .honor-badge { display: inline-flex; padding: 4px 9px; border-radius: 999px; background: #edf4f8; color: var(--brand-deep); font-size: 12px; font-weight: 800; }

.image-stack { position: relative; min-height: 460px; }
.stack-image { width: 78%; box-shadow: var(--shadow); }
.stack-image.small { position: absolute; right: 0; bottom: 0; width: 54%; background: white; }

.cta-strip {
  position: relative;
  overflow: hidden;
  padding: 58px 0;
  background:
    linear-gradient(90deg, rgba(18,58,93,0.98), rgba(18,58,93,0.9)),
    url("../images/lvZ9w.webp") center / cover no-repeat;
  color: white;
}
.cta-strip::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 82% 50%, rgba(169,111,45,0.32), transparent 44%);
}
.cta-strip > .container { position: relative; z-index: 1; }
.cta-inner { justify-content: space-between; }
.cta-inner p { color: rgba(255,255,255,0.72); max-width: 720px; }
.cta-strip .eyebrow { color: #d9b482; }

.page-hero {
  position: relative;
  overflow: hidden;
  background: #edf4f8;
  border-bottom: 1px solid var(--line);
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.88), rgba(237,244,248,0.84)),
    linear-gradient(90deg, rgba(255,255,255,0.95) 0%, rgba(255,255,255,0.72) 48%, rgba(255,255,255,0.42) 100%),
    url("../images/GyWwQ.webp") center right / cover no-repeat;
  transform: scale(1.04);
  filter: saturate(0.82) contrast(1.05);
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(30,91,141,0.11), transparent 46%),
    linear-gradient(180deg, transparent 58%, rgba(247,249,251,0.86));
  pointer-events: none;
}
.page-hero-inner { position: relative; z-index: 1; padding: 76px 0 62px; max-width: 920px; margin-inline: auto; text-align: center; }
.page-hero .lead { max-width: 820px; margin-inline: auto; }

.principle-list { display: grid; gap: 12px; margin-top: 28px; }
.principle-list div, .network-list div {
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: white;
}
.principle-list strong, .network-list strong { display: block; color: var(--brand-deep); margin-bottom: 4px; }
.principle-list span, .network-list span, .network-list p { color: var(--muted); font-size: 14px; margin: 0; }
.timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.timeline-item { padding: 22px; background: white; border: 1px solid var(--line); border-radius: var(--radius); }
.timeline-item span { color: var(--accent); font-weight: 900; }
.timeline-item h3 { margin: 8px 0; }
.timeline-item p { color: var(--muted); font-size: 14px; margin: 0; }

.honor-grid { grid-template-columns: repeat(4, 1fr); }
.honor-card { padding: 24px; }
.honor-card small { display: block; color: var(--muted-2); border-top: 1px solid var(--line); padding-top: 14px; margin-top: 18px; }
.document-panel { padding: 28px; }

.process-list { display: grid; gap: 12px; }
.process-item { display: grid; grid-template-columns: 44px 1fr; gap: 6px 16px; align-items: start; padding: 18px; background: white; border: 1px solid var(--line); border-radius: var(--radius); }
.process-item span { grid-row: 1 / span 2; width: 38px; height: 38px; display: inline-flex; align-items: center; justify-content: center; border-radius: 6px; background: var(--brand); color: white; font-weight: 900; }
.process-item p { margin: 0; color: var(--muted); font-size: 14px; }

.filter-row { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 28px; }
.filter-row button {
  border: 1px solid var(--line);
  background: white;
  color: var(--muted);
  border-radius: 999px;
  padding: 8px 14px;
  font-weight: 800;
  cursor: pointer;
}
.filter-row button.is-active { background: var(--brand); color: white; border-color: var(--brand); }
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 28px; align-items: start; }
.detail-main, .article-main { padding: 28px; }
.detail-hero-image { width: 100%; max-height: 470px; object-fit: cover; margin-bottom: 24px; }
.detail-main h2, .article-main h2 { font-size: clamp(28px, 4vw, 44px); line-height: 1.18; }
.detail-main h3 { margin: 26px 0 8px; }
.detail-main p, .article-main p { color: var(--muted); font-size: 16px; }
.detail-summary { font-size: 18px !important; color: var(--ink) !important; }
.detail-meta { color: var(--accent); font-size: 13px; font-weight: 850; margin-bottom: 12px; }
.detail-aside { padding: 22px; position: sticky; top: 98px; }
.detail-aside .btn { margin-top: 22px; width: 100%; }
.article-detail { max-width: 880px; }
.article-main .detail-hero-image { margin: 22px 0; }

.environment-grid { grid-template-columns: repeat(2, 1fr); }
.environment-card { overflow: hidden; }
.environment-card > div { padding: 22px; }
.environment-image { width: 100%; height: 280px; object-fit: cover; border: 0; border-radius: 0; border-bottom: 1px solid var(--line); }

.contact-grid { display: grid; grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr); gap: 24px; align-items: start; }
.contact-panel, .form-card { padding: 28px; }
.contact-list { display: grid; gap: 12px; margin: 20px 0 24px; }
.contact-list a, .contact-list div { display: flex; align-items: center; gap: 12px; color: var(--ink); font-weight: 750; }
.contact-list .icon { color: var(--brand); }
.map-card { display: grid; gap: 14px; }
.map-image { width: 100%; }
.form-card form { display: grid; gap: 14px; }
.form-card label, .admin-shell label { display: grid; gap: 7px; color: var(--muted); font-size: 13px; font-weight: 800; }
input, textarea, select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 12px 13px;
  color: var(--ink);
  background: white;
  font: inherit;
}
textarea { resize: vertical; }
input:focus, textarea:focus, select:focus { outline: 2px solid rgba(30,91,141,0.18); border-color: var(--brand); }
.form-success { padding: 12px; border-radius: 6px; background: #e9f7f0; color: var(--success); border: 1px solid #b9e4cd; font-weight: 750; }
.network-list { display: grid; gap: 12px; margin-top: 22px; }

.site-footer { background: #111a28; color: rgba(255,255,255,0.78); }
.footer-grid { padding: 52px 0 36px; display: grid; grid-template-columns: 1.3fr 0.8fr 1fr; gap: 42px; }
.site-footer .site-logo-img { filter: brightness(0) invert(1); opacity: .92; }
.footer-desc { color: rgba(255,255,255,0.55); max-width: 420px; }
.site-footer h3 { color: white; margin-bottom: 14px; }
.footer-links { display: grid; gap: 8px; color: rgba(255,255,255,0.58); }
.site-footer p { color: rgba(255,255,255,0.58); margin-bottom: 6px; }
.footer-bottom { padding: 18px 0; border-top: 1px solid rgba(255,255,255,0.1); display: flex; justify-content: space-between; gap: 20px; color: rgba(255,255,255,0.42); font-size: 13px; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity .55s ease, transform .55s ease; }
.reveal.active { opacity: 1; transform: translateY(0); }

.admin-shell { display: grid; gap: 18px; }
.admin-login, .admin-workspace, .admin-savebar {
  background: white;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
}
.admin-login code { background: #eef4f8; padding: 2px 5px; border-radius: 4px; }
.admin-token-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; }
.admin-message { margin-top: 10px; color: var(--muted); font-size: 14px; }
.admin-tabs { display: flex; flex-wrap: wrap; gap: 8px; }
.admin-tabs button { border: 1px solid var(--line); background: white; border-radius: 6px; padding: 9px 14px; cursor: pointer; font-weight: 850; }
.admin-tabs button.is-active { background: var(--brand); color: white; border-color: var(--brand); }
.admin-panel { display: none; }
.admin-panel.is-active { display: block; }
.admin-panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.admin-list { display: grid; gap: 10px; margin-top: 18px; }
.admin-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 12px; border: 1px solid var(--line); border-radius: 6px; }
.admin-row p { color: var(--muted); font-size: 13px; margin: 4px 0 0; }
.admin-actions { display: flex; gap: 8px; }
.admin-actions button { border: 1px solid var(--line); border-radius: 6px; padding: 7px 10px; background: white; cursor: pointer; }
.editor-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: 6px; background: #fbfdfe; }
.editor-grid .full { grid-column: 1 / -1; }
.json-editor { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }
.admin-savebar { position: sticky; bottom: 14px; display: flex; justify-content: flex-end; gap: 10px; box-shadow: var(--shadow); }

@media (max-width: 1080px) {
  .desktop-nav, .header-phone { display: none; }
  .mobile-nav-toggle { display: block; }
  .hero-grid, .split-layout, .split-layout.reverse, .contact-grid, .detail-layout, .evidence-layout { grid-template-columns: 1fr; }
  .hero-grid { min-height: auto; }
  .stat-grid, .service-grid, .case-grid, .article-grid, .honor-grid, .timeline, .evidence-steps { grid-template-columns: repeat(2, 1fr); }
  .detail-aside { position: static; }
}

@media (max-width: 720px) {
  .container { width: min(100% - 28px, 1180px); }
  .header-inner { height: 68px; }
  .site-logo-img { width: 150px; height: 45px; }
  .hero-grid { padding: 42px 0 52px; gap: 34px; }
  .hero-copy h1, .page-hero h1 { font-size: 38px; }
  .evidence-metrics { grid-template-columns: 1fr; }
  .evidence-metrics div { min-height: auto; }
  .diagnostic-panel li { grid-template-columns: 30px 1fr; }
  .evidence-strip { padding: 54px 0; background-size: 420px auto; }
  .section-block { padding: 58px 0; }
  .page-hero-inner { padding: 52px 0 44px; }
  .stat-grid, .service-grid, .case-grid, .article-grid, .honor-grid, .timeline, .case-preview-grid, .environment-grid, .footer-grid, .evidence-steps { grid-template-columns: 1fr; }
  .evidence-steps article { min-height: auto; }
  .evidence-steps article span { margin-bottom: 16px; }
  .stat-item { min-height: auto; }
  .row-heading, .footer-bottom, .cta-inner { align-items: flex-start; flex-direction: column; }
  .image-stack { min-height: auto; display: grid; gap: 14px; }
  .stack-image, .stack-image.small { position: static; width: 100%; }
  .admin-token-row, .editor-grid { grid-template-columns: 1fr; }
  .editor-grid .full { grid-column: auto; }
}