:root {
  --bg: #010613;
  --bg-soft: #030e23;
  --panel: #04132d;
  --panel-alt: #051a3a;
  --card: #071c40;
  --line: #184376;
  --line-soft: #275c96;
  --text: #e6f0ff;
  --muted: #8ea8cf;
  --accent: #2c79f7;
  --accent-bright: #59a1ff;
  --orange: #f08e21;
  --orange-soft: #ffb24f;
  --green: #46d06c;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, sans-serif;
  color: var(--text);
  background:
    radial-gradient(980px 460px at 8% -8%, rgba(44, 121, 247, 0.24), transparent 58%),
    radial-gradient(860px 430px at 92% -8%, rgba(255, 178, 79, 0.08), transparent 58%),
    linear-gradient(180deg, var(--bg-soft) 0, var(--bg) 100%);
  line-height: 1.55;
}

.container {
  max-width: 1220px;
  margin: 0 auto;
  padding: 24px 18px 56px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.brand {
  font-weight: 700;
  font-size: 34px;
  letter-spacing: 0.2px;
}

.brand span {
  color: #33e0a6;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 15px;
  background: rgba(7, 28, 64, 0.42);
}

.nav a:hover {
  color: var(--text);
  border-color: var(--accent-bright);
}

.hero {
  background: linear-gradient(135deg, var(--panel), var(--panel-alt));
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px 30px;
  margin-bottom: 14px;
}

.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(70, 208, 108, 0.14);
  border: 1px solid rgba(70, 208, 108, 0.4);
  color: #9ef4b6;
  font-size: 13px;
  margin-bottom: 10px;
}

h1 {
  margin: 0 0 10px;
  font-size: clamp(30px, 4.1vw, 48px);
  line-height: 1.15;
}

h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 2.6vw, 32px);
}

h3 {
  margin: 0 0 8px;
  font-size: 20px;
  color: var(--text);
}

p {
  margin: 0 0 12px;
  color: var(--muted);
  font-size: clamp(15px, 1.55vw, 20px);
}

.download-row {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

.btn-download {
  display: inline-block;
  text-decoration: none;
  color: #fff6e8;
  background: linear-gradient(180deg, var(--orange-soft), var(--orange));
  border: 1px solid #ffc979;
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 16px;
  font-weight: 600;
}

.btn-download.is-placeholder {
  background: linear-gradient(180deg, #5978a8, #48658f);
  border-color: #7f9fce;
}

.download-meta {
  margin-top: 10px;
  margin-bottom: 0;
  font-size: 13px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 18px 20px;
}

.list {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
}

.list li {
  margin-bottom: 8px;
  font-size: clamp(14px, 1.35vw, 18px);
}

.workflow-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 12px;
}

.workflow-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  padding: 12px 14px;
}

.inline {
  color: var(--accent-bright);
}

.meta {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
  color: var(--muted);
  font-size: 14px;
}

.footer {
  margin-top: 28px;
  color: var(--muted);
  font-size: 13px;
}

@media (max-width: 1020px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .grid,
  .workflow-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .container {
    padding-left: 12px;
    padding-right: 12px;
  }

  .brand {
    font-size: 28px;
  }

  .nav a {
    font-size: 14px;
  }
}