:root {
  --bg: #f4efe6;
  --paper: #fffdf8;
  --ink: #10213d;
  --muted: #5f6f87;
  --line: rgba(16, 33, 61, 0.12);
  --blue: #0f7aea;
  --blue-deep: #0b4f96;
  --blue-wash: #eaf4ff;
  --orange: #da7110;
  --orange-deep: #a54d00;
  --orange-wash: #fff4ea;
  --shadow: 0 24px 60px rgba(16, 33, 61, 0.08);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(15, 122, 234, 0.1), transparent 32%),
    radial-gradient(circle at top right, rgba(218, 113, 16, 0.12), transparent 28%),
    linear-gradient(180deg, #f8f4ec 0%, #f3eee6 100%);
}

.page-shell {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}

.hero {
  display: grid;
  grid-template-columns: 1.4fr 0.9fr;
  gap: 28px;
  align-items: stretch;
  margin-bottom: 28px;
}

.hero-copy,
.hero-panel,
.build-card,
.info-card,
.details-band {
  background: rgba(255, 253, 248, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 42px;
}

.hero-panel {
  padding: 32px;
}

.eyebrow,
.section-kicker,
.panel-label,
.build-label {
  margin: 0 0 14px;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue-deep);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.04;
}

h1 {
  font-size: clamp(2.6rem, 6vw, 4.9rem);
  margin-bottom: 18px;
  max-width: 11ch;
}

h2 {
  font-size: 1.9rem;
}

h3 {
  font-size: 1.45rem;
  margin-bottom: 14px;
}

.hero-text,
.build-summary,
.info-card p,
.panel-list,
.site-footer p {
  color: var(--muted);
  line-height: 1.75;
  font-size: 1rem;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 800;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--blue) 0%, #35a0ff 100%);
  color: #fff;
  box-shadow: 0 18px 32px rgba(15, 122, 234, 0.24);
}

.button-secondary {
  border-color: rgba(16, 33, 61, 0.12);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.8);
}

.button-warm {
  background: linear-gradient(135deg, var(--orange) 0%, #f09e3c 100%);
  color: #fff;
  box-shadow: 0 18px 32px rgba(218, 113, 16, 0.24);
}

.panel-link {
  display: inline-block;
  margin: 6px 0 18px;
  color: var(--blue-deep);
  font-weight: 800;
  text-decoration: none;
  word-break: break-word;
}

.panel-list,
.build-points,
.ordered-list {
  margin: 0;
  padding-left: 20px;
}

.panel-list li,
.build-points li,
.ordered-list li {
  margin-bottom: 10px;
}

.build-grid,
.info-grid {
  display: grid;
  gap: 24px;
}

.build-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 24px;
}

.build-card {
  padding: 28px;
}

.build-card.secure {
  background:
    linear-gradient(180deg, rgba(234, 244, 255, 0.82), rgba(255, 253, 248, 0.92));
}

.build-card.vulnerable {
  background:
    linear-gradient(180deg, rgba(255, 244, 234, 0.82), rgba(255, 253, 248, 0.92));
}

.build-header {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 18px;
}

.build-icon {
  width: 74px;
  height: 74px;
  flex: 0 0 auto;
}

.build-card .button {
  margin-top: 22px;
}

.info-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 24px;
}

.info-card {
  padding: 28px;
}

.ordered-list.unordered {
  list-style: disc;
}

.details-band {
  padding: 30px;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 24px;
  margin-bottom: 22px;
}

.details-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 20px;
}

.detail-label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.detail-value {
  font-weight: 800;
  line-height: 1.5;
}

.site-footer {
  padding: 20px 4px 0;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 980px) {
  .hero,
  .build-grid,
  .info-grid,
  .details-band {
    grid-template-columns: 1fr;
  }

  .details-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 20px, 1160px);
    padding-top: 18px;
  }

  .hero-copy,
  .hero-panel,
  .build-card,
  .info-card,
  .details-band {
    padding: 22px;
    border-radius: 22px;
  }

  h1 {
    max-width: none;
  }

  .hero-actions,
  .site-footer {
    flex-direction: column;
  }

  .button {
    width: 100%;
  }
}