/* 流之云科技企业官网 — 科技蓝企业风 */
:root {
  --ink: #0c2d5a;
  --ink-2: #1a4578;
  --ink-3: #2c5282;
  --ink-muted: #5a7a9e;
  --line: #d4e3f4;
  --bg: #f2f7fc;
  --bg-soft: #e6f0fa;
  --white: #ffffff;
  --blue: #1677ff;
  --blue-dark: #0958d9;
  --blue-soft: #e8f3ff;
  --hero: #0b4aa2;
  --hero-deep: #083a82;
  --panel: #0e3d7a;
  --panel-2: #0a3268;
  --max: 1120px;
  --header-h: 64px;
  --radius: 4px;
  --font: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}
.btn:focus:not(:focus-visible) { outline: none; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-3);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dark); text-decoration: underline; }
h1, h2, h3, h4 {
  margin: 0 0 0.6em;
  color: var(--ink);
  font-weight: 700;
  line-height: 1.35;
}
h1 { font-size: clamp(1.75rem, 3vw, 2.25rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.35rem, 2.2vw, 1.65rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.25em; }
li { margin-bottom: 0.35em; }

.wrap {
  width: min(100% - 40px, var(--max));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.site-header.is-scrolled {
  border-bottom-color: var(--line);
  box-shadow: 0 1px 0 rgba(12, 45, 90, 0.06);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 24px;
}
.brand {
  display: flex;
  flex-direction: column;
  gap: 0;
  color: var(--ink);
  text-decoration: none;
  flex-shrink: 0;
}
.brand:hover { text-decoration: none; color: var(--ink); }
.brand-name { font-size: 1.05rem; font-weight: 700; letter-spacing: 0.02em; }
.brand-sub { font-size: 11px; color: var(--ink-muted); font-weight: 400; margin-top: -1px; }
.brand-sub.brand-sub-accent,
.brand-sub-accent { color: #c62828; font-weight: 600; }

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-link {
  padding: 8px 12px;
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius);
  text-decoration: none;
}
.nav-link:hover { background: var(--bg); color: var(--ink); text-decoration: none; }
.nav-link.is-active { color: var(--blue); }

.nav-dropdown { position: relative; }
.nav-dropdown > summary {
  list-style: none;
  cursor: pointer;
  padding: 8px 12px;
  color: var(--ink-2);
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius);
}
.nav-dropdown > summary::-webkit-details-marker { display: none; }
.nav-dropdown > summary::after {
  content: "";
  display: inline-block;
  width: 0; height: 0;
  margin-left: 6px;
  vertical-align: middle;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid var(--ink-muted);
}
.nav-dropdown[open] > summary,
.nav-dropdown > summary:hover { background: var(--bg); color: var(--ink); }
.nav-dropdown-panel {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 200px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(31, 41, 51, 0.08);
  padding: 6px;
  z-index: 120;
}
.nav-dropdown-panel a {
  display: block;
  padding: 8px 12px;
  color: var(--ink-2);
  font-size: 13px;
  border-radius: var(--radius);
  text-decoration: none;
}
.nav-dropdown-panel a:hover { background: var(--blue-soft); color: var(--blue-dark); text-decoration: none; }
.nav-dropdown-panel .sep {
  height: 1px;
  background: var(--line);
  margin: 6px 4px;
}

.header-cta {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 18px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  line-height: 1.3;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.btn:hover { text-decoration: none; }
.btn-primary {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn-primary:hover { background: var(--blue-dark); border-color: var(--blue-dark); color: var(--white); }
.btn-secondary {
  background: var(--white);
  color: var(--ink-2);
  border-color: var(--line);
}
.btn-secondary:hover { border-color: var(--ink-muted); color: var(--ink); background: var(--bg); }
.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.45);
}
.btn-ghost:hover { background: rgba(255,255,255,0.12); color: var(--white); border-color: rgba(255,255,255,0.7); }
.btn-lg { padding: 12px 22px; font-size: 15px; }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 18px; height: 2px;
  background: var(--ink);
}

/* Hero */
.hero {
  position: relative;
  background: linear-gradient(145deg, var(--hero) 0%, var(--hero-deep) 55%, #062d66 100%);
  color: #d6e6fa;
  overflow: hidden;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 48px;
  align-items: center;
  padding: 56px 0 64px;
  min-height: calc(100vh - var(--header-h) - 40px);
  max-height: 720px;
}
.hero-kicker {
  font-size: 13px;
  color: #a8c8f0;
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}
.hero h1 {
  color: var(--white);
  margin-bottom: 14px;
}
.hero-lead {
  font-size: 16px;
  color: #c5daf5;
  max-width: 36em;
  margin-bottom: 28px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.16);
  font-size: 13px;
  color: #a8c8f0;
}
.hero-facts strong { color: #f0f6ff; font-weight: 600; display: block; font-size: 14px; }

/* Screen mock — 模拟真实后台界面，非抽象光效 */
.screen-mock {
  background: var(--panel-2);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 6px;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(6, 40, 90, 0.35);
  font-size: 12px;
  line-height: 1.4;
}
.screen-mock-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: var(--panel);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  color: #a8c8f0;
}
.screen-mock-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: #5b8ec9;
}
.screen-mock-body { display: grid; grid-template-columns: 140px 1fr; min-height: 280px; }
.screen-mock-side {
  background: #072f66;
  border-right: 1px solid rgba(255,255,255,0.1);
  padding: 12px 0;
}
.screen-mock-side div {
  padding: 7px 14px;
  color: #7ea3d4;
}
.screen-mock-side div.is-on {
  background: rgba(22, 119, 255, 0.22);
  color: #c5daf5;
  border-right: 2px solid #69b1ff;
}
.screen-mock-main { padding: 14px; background: #f2f7fc; color: var(--ink-3); }
.screen-mock-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}
.screen-mock-toolbar span {
  padding: 4px 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: 11px;
  color: var(--ink-2);
}
.screen-mock-toolbar span.pri {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.screen-mock-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--white);
  border: 1px solid var(--line);
  font-size: 11px;
}
.screen-mock-table th,
.screen-mock-table td {
  padding: 7px 10px;
  text-align: left;
  border-bottom: 1px solid var(--line);
}
.screen-mock-table th {
  background: var(--bg-soft);
  color: var(--ink-2);
  font-weight: 600;
}
.screen-mock-table tr:last-child td { border-bottom: none; }
.tag-ok { color: #2f6f3e; }
.tag-wait { color: #8a6d3b; }

/* Sections */
.section { padding: 64px 0; }
.section-alt { background: var(--bg); }
.section-head {
  margin-bottom: 36px;
  max-width: 40em;
}
.section-head .eyebrow {
  font-size: 13px;
  color: var(--blue);
  font-weight: 600;
  margin-bottom: 8px;
}
.section-head p { color: var(--ink-muted); margin-bottom: 0; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

.card-link {
  display: block;
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: inherit;
  text-decoration: none;
  height: 100%;
  transition: border-color 0.15s;
}
.card-link:hover {
  border-color: var(--blue);
  text-decoration: none;
  color: inherit;
}
.card-link h3 { margin-bottom: 8px; font-size: 1.05rem; }
.card-link p { margin: 0; font-size: 14px; color: var(--ink-muted); }
.card-link .more {
  margin-top: 14px;
  font-size: 13px;
  font-weight: 600;
  color: var(--blue);
}

.fact-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.fact-list li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  align-items: start;
}
.fact-list li:last-child { border-bottom: none; }
.fact-num {
  width: 28px; height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--blue-soft);
  color: var(--blue-dark);
  font-size: 12px;
  font-weight: 700;
  border-radius: var(--radius);
}
.fact-list strong { display: block; color: var(--ink); margin-bottom: 2px; }
.fact-list span { font-size: 14px; color: var(--ink-muted); }

.trust-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  align-items: center;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--ink-muted);
}
.trust-bar strong { color: var(--ink-2); font-weight: 600; }

.page-hero {
  padding: 48px 0 40px;
  background: linear-gradient(180deg, #e8f3ff 0%, var(--bg) 100%);
  border-bottom: 1px solid var(--line);
}
.page-hero .eyebrow { color: var(--blue); font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.page-hero .lead { font-size: 16px; color: var(--ink-muted); max-width: 42em; margin: 0; }

.prose { max-width: 720px; }
.prose h2 { margin-top: 2em; }
.prose h2:first-child { margin-top: 0; }
.prose h3 { margin-top: 1.5em; }

.module-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.module-item {
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}
.module-item h3 { margin-bottom: 6px; }
.module-item p { margin: 0; font-size: 14px; color: var(--ink-muted); }

.steps {
  counter-reset: step;
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-weight: 700;
  color: var(--blue);
  font-size: 14px;
  padding-top: 2px;
}
.steps strong { display: block; color: var(--ink); margin-bottom: 4px; }
.steps span { font-size: 14px; color: var(--ink-muted); }

.faq details {
  border-bottom: 1px solid var(--line);
  padding: 16px 0;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before {
  content: "+";
  display: inline-block;
  width: 1.2em;
  color: var(--blue);
  font-weight: 700;
}
.faq details[open] summary::before { content: "−"; }
.faq details p { margin: 10px 0 0 1.2em; font-size: 14px; color: var(--ink-muted); }

.table-plain {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.table-plain th,
.table-plain td {
  padding: 12px 14px;
  text-align: left;
  border: 1px solid var(--line);
  vertical-align: top;
}
.table-plain th { background: var(--bg); color: var(--ink); font-weight: 600; }

.cta-band {
  background: linear-gradient(135deg, var(--hero) 0%, var(--hero-deep) 100%);
  color: #c5daf5;
  padding: 48px 0;
}
.cta-band h2 { color: var(--white); margin-bottom: 8px; }
.cta-band p { margin-bottom: 20px; }
.cta-band .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

/* Form */
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-grid .full { grid-column: 1 / -1; }
label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  margin-bottom: 6px;
}
input, select, textarea {
  width: 100%;
  padding: 10px 12px;
  font: inherit;
  font-size: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--ink);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--blue-soft);
  border-color: var(--blue);
}
textarea { min-height: 120px; resize: vertical; }
.form-note { font-size: 13px; color: var(--ink-muted); margin-top: 12px; }
.form-ok {
  display: none;
  padding: 14px 16px;
  background: var(--blue-soft);
  border: 1px solid #b8d4eb;
  border-radius: var(--radius);
  color: var(--blue-dark);
  margin-bottom: 16px;
}
.form-ok.is-show { display: block; }

.contact-cards {
  display: grid;
  gap: 12px;
}
.contact-cards div {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
}
.contact-cards dt { font-size: 12px; color: var(--ink-muted); margin-bottom: 4px; }
.contact-cards dd { margin: 0; color: var(--ink); font-weight: 600; }
.contact-cards a { font-weight: 600; }

.wechat-card {
  max-width: 360px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  text-align: center;
}
.wechat-qr {
  width: 100%;
  max-width: 320px;
  height: auto;
  margin: 0 auto;
  border-radius: var(--radius);
}
.wechat-hint {
  margin: 14px 0 0;
  font-size: 13px;
  color: var(--ink-muted);
}
.wechat-legal {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--ink-muted);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  padding: 10px 16px;
  background: var(--blue);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
}

.beian-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 0;
  margin-top: 4px;
}
.beian-line a {
  color: #a8c8f0;
  text-decoration: none;
}
.beian-line a:hover { color: #fff; text-decoration: underline; }
.beian-police {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.beian-police img {
  display: block;
  flex-shrink: 0;
}
.beian-gap { user-select: none; }

.notice {
  padding: 14px 16px;
  background: var(--bg);
  border-left: 3px solid var(--blue);
  font-size: 14px;
  color: var(--ink-muted);
  margin: 20px 0;
}

/* Footer */
.site-footer {
  background: linear-gradient(180deg, var(--hero-deep) 0%, #06285c 100%);
  color: #a8c8f0;
  padding: 48px 0 28px;
  font-size: 13px;
}
.site-footer a { color: #c5daf5; }
.site-footer a:hover { color: #fff; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 36px;
}
.footer-brand { color: #f0f6ff; font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.footer-grid h4 {
  color: #f0f6ff;
  font-size: 13px;
  margin-bottom: 12px;
  font-weight: 600;
}
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 8px; }
.footer-legal {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.12);
  display: grid;
  gap: 8px;
  font-size: 12px;
  color: #7ea3d4;
}
.footer-legal strong { color: #a8c8f0; font-weight: 500; }

/* 肉眼不可见，源码与抓取仍可读（勿用 display:none） */
.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* —— 关于我们 —— */
.about-hero {
  background: linear-gradient(145deg, var(--hero) 0%, var(--hero-deep) 100%);
  color: #c5daf5;
  padding: 56px 0 52px;
}
.about-hero .eyebrow { color: #9cc5e8; }
.about-hero h1 { color: #fff; margin-bottom: 12px; }
.about-hero .lead {
  color: #a8c8f0;
  font-size: 16px;
  max-width: 36em;
  margin-bottom: 20px;
}
.about-hero-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: stretch;
}
.about-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.about-hero-tags span {
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: #d9e2ec;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.08);
}
.about-hero-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 6px;
  overflow: hidden;
}
.about-hero-stat {
  background: var(--panel);
  padding: 22px 20px;
}
.about-hero-stat strong {
  display: block;
  font-size: 1.5rem;
  color: #fff;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.about-hero-stat span {
  font-size: 13px;
  color: #a8c8f0;
}

.about-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}
.about-info-item {
  background: var(--white);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.about-info-wide { grid-column: 1 / -1; }
.about-info-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}
.about-info-value {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}
.about-mono {
  font-family: ui-monospace, "SF Mono", Consolas, monospace;
  font-size: 14px;
  letter-spacing: 0.02em;
}

.honor-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.honor-card {
  padding: 20px 18px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  border-top: 3px solid var(--line);
}
.honor-card-key {
  border-top-color: var(--blue);
  background: linear-gradient(180deg, var(--blue-soft) 0%, var(--white) 48%);
}
.honor-kind {
  margin: 0 0 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--blue);
}
.honor-card h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}
.honor-card p {
  margin: 0;
  font-size: 13px;
  color: var(--ink-muted);
}

.about-timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--line);
}
.about-timeline li {
  position: relative;
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 20px;
  padding: 0 0 28px 28px;
  margin: 0;
}
.about-timeline li:last-child { padding-bottom: 0; }
.about-timeline li::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--blue);
  border: 2px solid var(--white);
  box-shadow: 0 0 0 1px var(--blue);
}
.about-timeline time {
  font-size: 14px;
  font-weight: 700;
  color: var(--blue);
  padding-top: 2px;
}
.about-timeline h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
}
.about-timeline p {
  margin: 0;
  font-size: 14px;
  color: var(--ink-muted);
}

@media (max-width: 960px) {
  .about-hero-inner { grid-template-columns: 1fr; }
  .honor-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .about-info-grid { grid-template-columns: 1fr; }
  .about-info-wide { grid-column: auto; }
  .honor-grid { grid-template-columns: 1fr; }
  .about-timeline li { grid-template-columns: 1fr; gap: 6px; }
}

/* —— 项目案例 —— */
.cases-hero {
  background: linear-gradient(145deg, var(--hero) 0%, var(--hero-deep) 100%);
  color: #c5daf5;
  padding: 56px 0 52px;
}
.cases-hero .eyebrow { color: #9cc5e8; }
.cases-hero h1 { color: #fff; margin-bottom: 12px; }
.cases-hero .lead {
  color: #a8c8f0;
  font-size: 16px;
  max-width: 38em;
  margin-bottom: 20px;
}
.cases-hero-inner {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 40px;
  align-items: stretch;
}
.cases-hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cases-hero-tags span {
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  color: #d9e2ec;
  border: 1px solid rgba(255,255,255,0.22);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.08);
}
.cases-hero-panel {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 6px;
  overflow: hidden;
}
.cases-hero-stat {
  background: var(--panel);
  padding: 22px 20px;
}
.cases-hero-stat strong {
  display: block;
  font-size: 1.45rem;
  color: #fff;
  font-weight: 700;
  margin-bottom: 4px;
}
.cases-hero-stat span {
  font-size: 13px;
  color: #a8c8f0;
}

.case-list {
  display: grid;
  gap: 16px;
}
.case-card {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
  transition: border-color 0.15s;
}
.case-card:hover { border-color: #b8d4eb; }
.case-card-index {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 28px;
  background: var(--bg);
  border-right: 1px solid var(--line);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--blue);
  letter-spacing: 0.02em;
}
.case-card-body { padding: 24px 28px 22px; }
.case-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}
.case-tag {
  display: inline-block;
  padding: 3px 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.case-tag-prod {
  color: var(--blue-dark);
  background: var(--blue-soft);
  border-color: #c5daf0;
}
.case-card h3 {
  margin: 0 0 8px;
  font-size: 1.2rem;
}
.case-card-body > p {
  margin: 0 0 14px;
  font-size: 14px;
  color: var(--ink-muted);
  max-width: 52em;
}
.case-caps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.case-caps li {
  margin: 0;
  padding: 5px 11px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-2);
  background: var(--bg-soft);
  border-radius: var(--radius);
}

@media (max-width: 960px) {
  .cases-hero-inner { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .case-card { grid-template-columns: 1fr; }
  .case-card-index {
    padding: 12px 16px;
    justify-content: flex-start;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
  .case-card-body { padding: 18px 18px 16px; }
}

/* Insights list */
.insight-list { list-style: none; padding: 0; margin: 0; }
.insight-list li {
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.insight-list a { color: var(--ink); font-weight: 600; text-decoration: none; }
.insight-list a:hover { color: var(--blue); }
.insight-list .meta { font-size: 13px; color: var(--ink-muted); margin-top: 4px; }

@media (max-width: 960px) {
  .hero .wrap {
    grid-template-columns: 1fr;
    max-height: none;
    min-height: 0;
    padding: 40px 0 48px;
  }
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .header-cta .btn-secondary { display: none; }
  .nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px 20px;
    gap: 2px;
  }
  .nav.is-open { display: flex; }
  .nav-dropdown-panel {
    position: static;
    box-shadow: none;
    border: none;
    padding: 0 0 0 12px;
  }
  .grid-2, .grid-3, .grid-4, .module-grid, .form-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid { grid-template-columns: 1fr; }
  .screen-mock-body { grid-template-columns: 1fr; }
  .screen-mock-side { display: none; }
  .cta-band .wrap { flex-direction: column; align-items: flex-start; }
}