:root {
  color: #101418;
  background: #f5faff;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
}

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

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 56px);
  color: #ffffff;
  background: rgba(16, 20, 24, 0.36);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
}

.brand img {
  width: 38px;
  height: 38px;
}

nav {
  display: flex;
  gap: clamp(12px, 3vw, 28px);
  font-size: 0.94rem;
  font-weight: 800;
}

.hero {
  min-height: 86vh;
  display: flex;
  align-items: flex-end;
  padding: 128px clamp(20px, 6vw, 84px) 12vh;
  color: #ffffff;
  background:
    linear-gradient(90deg, rgba(8, 21, 34, 0.88), rgba(8, 21, 34, 0.45)),
    url("./assets/darb-al-aman-board.png") center / cover;
}

.hero-content {
  width: min(760px, 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: #e0a314;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(3.2rem, 9vw, 7.6rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  max-width: 820px;
  margin-bottom: 28px;
  font-size: clamp(2rem, 4.8vw, 4.6rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.hero-copy {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.9);
  font-size: clamp(1.08rem, 2vw, 1.34rem);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 8px;
  font-weight: 900;
}

.button.primary {
  color: #ffffff;
  background: #2477c8;
}

.button.secondary {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.72);
}

.section {
  padding: clamp(56px, 9vw, 104px) clamp(20px, 6vw, 84px);
}

.intro,
.platform {
  background: #f5faff;
}

.feature-grid,
.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-grid article,
.metric-row article {
  min-height: 180px;
  padding: 24px;
  border: 1px solid #d9e8f8;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 12px 28px rgba(36, 119, 200, 0.08);
}

.feature-grid p,
.contact p {
  color: #64748b;
  line-height: 1.7;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: clamp(24px, 5vw, 64px);
  align-items: center;
  background: #ffffff;
}

.visual-panel {
  overflow: hidden;
  border: 1px solid #d9e8f8;
  border-radius: 8px;
}

.visual-panel img {
  display: block;
  width: 100%;
  height: auto;
}

.check-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: #334155;
  line-height: 1.6;
  font-weight: 700;
}

.check-list li {
  padding-left: 28px;
  position: relative;
}

.check-list li::before {
  content: "";
  position: absolute;
  top: 0.58em;
  left: 0;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #0f766e;
}

.metric-row article {
  min-height: 150px;
}

.metric-row strong {
  display: block;
  margin-bottom: 12px;
  color: #2477c8;
  font-size: 1.6rem;
}

.metric-row span {
  color: #64748b;
  line-height: 1.6;
}

.contact {
  color: #ffffff;
  background: #101418;
}

.contact h2,
.contact p {
  max-width: 880px;
}

.contact p {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.1rem;
}

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 18px;
  }

  nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero {
    min-height: 88vh;
    padding-top: 152px;
  }

  .feature-grid,
  .metric-row,
  .split {
    grid-template-columns: 1fr;
  }
}