:root {
  --bg: #eef1f6;
  --panel: #ffffff;
  --line: #d7deea;
  --text: #16233b;
  --muted: #5f6f8c;
  --brand: #2c5fb8;
  --brand-soft: #f0c95a;
  --shadow: 0 18px 60px rgba(24, 43, 78, 0.10);
  font-family: "Segoe UI", Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  background: linear-gradient(180deg, #f5f7fb 0%, #e9edf5 100%);
  color: var(--text);
}

.page-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 270px 1fr;
}

.brand-rail {
  border-right: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(12px);
  padding: 28px 22px;
}

.brand-card {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.brand-mark {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--brand);
  color: #fff;
  font-weight: 800;
}

.brand-mark strong {
  display: block;
  font-size: 1.5rem;
}

.brand-mark small {
  color: var(--muted);
}

.badge {
  display: inline-block;
  margin-top: 16px;
  padding: 7px 10px;
  border-radius: 10px;
  background: #f6dc84;
  color: #4f3d10;
  font-size: 0.78rem;
  font-weight: 700;
}

.mini-nav {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.mini-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}

.content-panel {
  padding: 34px;
}

.hero,
.info-card,
.showcase {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero {
  padding: 34px;
}

.eyebrow,
.card-label {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.hero h1,
.showcase h2,
.info-card h2 {
  margin: 12px 0 0;
  line-height: 1.02;
}

.hero h1 {
  max-width: 860px;
  font-size: clamp(2.4rem, 4.8vw, 4.8rem);
}

.lead,
.info-card p,
.showcase p,
.message-box li {
  color: var(--muted);
  line-height: 1.7;
}

.lead {
  max-width: 820px;
  margin-top: 20px;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 14px;
  text-decoration: none;
  font-weight: 700;
}

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

.button-secondary {
  border: 1px solid var(--line);
  color: var(--text);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.info-card {
  padding: 24px;
}

.showcase {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 22px;
  margin-top: 22px;
  padding: 28px;
}

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.metric-box,
.message-box {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f8fafc;
}

.metric-box {
  padding: 16px;
}

.metric-box span {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  margin-bottom: 6px;
}

.metric-box strong {
  font-size: 1rem;
}

.message-box {
  margin-top: 16px;
  padding: 18px 20px;
}

.message-box ul {
  margin: 10px 0 0;
  padding-left: 20px;
}

@media (max-width: 980px) {
  .page-shell,
  .showcase,
  .info-grid {
    grid-template-columns: 1fr;
  }

  .brand-rail {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .content-panel {
    padding: 20px;
  }
}