:root {
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-alt: #eef2f7;
  --text: #1f1f1f;
  --muted: #586273;
  --line: #dbe2ea;
  --primary: #0047ff;
  --primary-hover: #003ad6;
  --shadow: 0 12px 40px rgba(15, 23, 42, 0.08);
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 246, 248, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(219, 226, 234, 0.9);
}

.header-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.main-nav a {
  font-size: 15px;
  font-weight: 600;
  color: #3a4352;
  transition: color 0.2s ease;
}

.main-nav a:hover {
  color: var(--primary);
}

.header-cta,
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.18s ease, background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease;
}

.header-cta {
  min-height: 44px;
  padding: 0 18px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
}

.header-cta:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.hero {
  padding: 84px 0 56px;
  background:
    radial-gradient(circle at top right, rgba(0, 71, 255, 0.10), transparent 28%),
    linear-gradient(180deg, #f8fafc 0%, #f4f6f8 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 420px);
  gap: 32px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(0, 71, 255, 0.08);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 18px;
}

.hero h1,
.section-heading h2,
.contact-box h2 {
  margin: 0;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.hero h1 {
  max-width: 760px;
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 800;
}

.hero-text {
  max-width: 720px;
  margin: 22px 0 0;
  font-size: 19px;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.btn {
  min-height: 52px;
  padding: 0 22px;
  font-size: 15px;
  border: 1px solid transparent;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #fff;
  color: var(--text);
  border-color: var(--line);
}

.btn-secondary:hover {
  border-color: #bcc7d4;
  transform: translateY(-1px);
}

.hero-note {
  margin-top: 18px;
  font-size: 14px;
  color: #6c7788;
}

.hero-panel-card {
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 28px;
}

.panel-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--primary);
  margin-bottom: 16px;
}

.hero-panel-card h2 {
  margin: 0 0 22px;
  font-size: 28px;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.mini-metrics {
  display: grid;
  gap: 14px;
}

.mini-metric {
  padding: 16px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
}

.mini-metric-title {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 6px;
}

.mini-metric-text {
  display: block;
  font-size: 14px;
  color: var(--muted);
}

.panel-foot {
  margin-top: 18px;
  font-size: 14px;
  color: #6c7788;
}

.section {
  padding: 84px 0;
}

.alt-section {
  background: #f0f4f8;
  border-top: 1px solid rgba(219, 226, 234, 0.9);
  border-bottom: 1px solid rgba(219, 226, 234, 0.9);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading h2 {
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 800;
}

.section-heading p {
  margin: 18px 0 0;
  font-size: 18px;
  color: var(--muted);
}

.feature-grid,
.audience-grid,
.status-grid,
.process-grid {
  display: grid;
  gap: 22px;
}

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

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

.feature-card,
.audience-card,
.status-card,
.process-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 24px;
}

.feature-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(0, 71, 255, 0.09);
  color: var(--primary);
  font-weight: 800;
  margin-bottom: 18px;
}

.feature-card h3,
.audience-card h3,
.status-card h3,
.process-card h3 {
  margin: 0 0 12px;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.feature-card p,
.process-card p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.audience-tag,
.process-step {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  background: #eef3ff;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 14px;
}

.audience-tag-blue {
  background: #e7f0ff;
}

.audience-card ul,
.status-card ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.audience-card li,
.status-card li {
  margin-bottom: 10px;
}

.contact-section {
  padding-top: 72px;
  padding-bottom: 88px;
}

.contact-box {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 360px);
  gap: 28px;
  align-items: center;
  background: linear-gradient(135deg, #ffffff 0%, #f7faff 100%);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
  padding: 34px;
}

.contact-box p {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17px;
}

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

.contact-list a {
  display: block;
  padding: 14px 16px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--line);
  font-weight: 600;
  transition: border-color 0.18s ease, transform 0.18s ease;
}

.contact-list a:hover {
  border-color: #b9c7d9;
  transform: translateY(-1px);
}

.site-footer {
  border-top: 1px solid rgba(219, 226, 234, 0.9);
  background: #f8fafc;
}

.footer-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 14px;
  color: #6b7280;
}

@media (max-width: 1040px) {
  .hero-grid,
  .contact-box,
  .feature-grid,
  .audience-grid,
  .status-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 64px;
  }

  .hero-panel {
    max-width: 560px;
  }
}

@media (max-width: 820px) {
  .header-inner {
    flex-wrap: wrap;
    justify-content: center;
    padding: 14px 0;
  }

  .main-nav {
    flex-wrap: wrap;
    justify-content: center;
    gap: 14px 18px;
  }

  .header-cta {
    width: 100%;
    max-width: 280px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .hero-text,
  .section-heading p,
  .contact-box p {
    font-size: 17px;
  }

  .section {
    padding: 64px 0;
  }

  .contact-box {
    padding: 24px;
  }

  .footer-inner {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    padding: 18px 0;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(var(--container), calc(100% - 24px));
  }

  .hero h1 {
    font-size: 34px;
  }

  .btn,
  .header-cta {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }

  .feature-card,
  .audience-card,
  .status-card,
  .process-card {
    padding: 20px;
  }
}