:root {
  --bg: #08090e;
  --card: #0f1119;
  --text: #e8e6f0;
  --muted: rgba(232, 230, 240, 0.52);
  --dim: rgba(232, 230, 240, 0.36);
  --line: rgba(255, 255, 255, 0.08);
  --cyan: #00c8be;
  --blue: #0095ff;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--bg);
}

body {
  margin: 0;
  font-family: "DM Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.hero {
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px 96px;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 200, 190, 0.08);
  border: 1px solid rgba(0, 200, 190, 0.25);
  border-radius: 100px;
  padding: 6px 18px;
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 32px;
}

.eyebrow span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

h1,
h2,
h3 {
  font-family: "Syne", sans-serif;
  margin: 0;
}

h1 {
  font-size: clamp(44px, 8vw, 84px);
  font-weight: 800;
  line-height: 0.95;
  margin-bottom: 28px;
}

h1 span,
.gradient-text {
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 18px;
  color: var(--muted);
  max-width: 540px;
  margin: 0 auto 48px;
}

.primary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: var(--bg);
  border-radius: 14px;
  padding: 18px 40px;
  font-family: "Syne", sans-serif;
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  border: 0;
  cursor: pointer;
}

.section {
  padding: 80px 24px;
  border-bottom: 1px solid var(--line);
}

.section-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.centered {
  text-align: center;
}

.kicker,
.step,
.status {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--cyan);
  letter-spacing: 0.08em;
}

h2 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  line-height: 1.05;
  margin: 16px 0;
}

.section-copy {
  font-size: 16px;
  color: var(--muted);
  max-width: 540px;
  margin: 0 auto;
}

.grid {
  display: grid;
  gap: 16px;
  margin-top: 48px;
}

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

.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.panel,
.tool-card,
.calculator-card {
  background: var(--card);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 20px;
  padding: 32px;
}

.panel h3,
.tool-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 8px 0;
}

.panel p,
.tool-card p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}

.tool-card {
  text-decoration: none;
  color: var(--text);
  text-align: left;
  transition: transform 0.18s ease, border-color 0.18s ease;
}

.tool-card:hover {
  transform: translateY(-2px);
  border-color: rgba(0, 200, 190, 0.3);
}

.tool-card strong {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  color: var(--cyan);
}

.top-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  padding: 20px;
  border-bottom: 1px solid var(--line);
}

.top-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

.top-nav a:hover {
  color: var(--cyan);
}

input,
button {
  font: inherit;
}

@media (max-width: 860px) {
  .three,
  .two {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 18px;
  }

  .panel,
  .tool-card,
  .calculator-card {
    padding: 24px;
  }
}