:root {
  --ink: #111827;
  --muted: #667085;
  --line: #e5e7eb;
  --bg: #f5f5f7;
  --green: #12b981;
  --green-dark: #07966c;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: radial-gradient(circle at top, #fff 0, var(--bg) 560px);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.portal-nav {
  width: min(1200px, calc(100% - 40px));
  height: 82px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 240px 1fr 240px;
  align-items: center;
}
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); text-decoration: none; font-size: 22px; }
.mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #0f172a 0 48%, var(--green) 48%);
  color: #fff;
  font-weight: 900;
  overflow: hidden;
}
.mark img { width: 100%; height: 100%; object-fit: cover; }
.portal-nav nav { justify-self: center; display: flex; gap: 32px; }
.portal-nav a { color: var(--ink); text-decoration: none; font-weight: 800; }
.nav-actions { justify-self: end; display: flex; gap: 10px; }
button, .primary, .secondary {
  border: 0;
  border-radius: 14px;
  min-height: 46px;
  padding: 0 20px;
  font-weight: 900;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.primary, .primary-btn, form button[type="submit"] { background: var(--green); color: #fff; box-shadow: 0 18px 40px rgb(18 185 129 / 24%); }
.secondary, .secondary-btn { background: rgb(255 255 255 / 76%); border: 1px solid var(--line); color: var(--ink); }
main { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.hero {
  min-height: 560px;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 70px 0 50px;
}
.badge {
  border: 1px solid #b9f1d8;
  background: #ecfff6;
  color: #047857;
  border-radius: 999px;
  padding: 8px 18px;
  font-weight: 900;
}
h1 { max-width: 860px; margin: 28px auto 24px; font-size: 66px; line-height: 1.04; }
h2 { font-size: 36px; margin: 0 0 14px; }
p { color: var(--muted); line-height: 1.75; }
.lead { max-width: 820px; margin: 0 auto; font-size: 20px; }
.hero-actions { display: flex; justify-content: center; gap: 14px; margin-top: 34px; }
.product-panel, .feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.glass-card, .feature-grid article, .application-form, .api-band, .auth-card {
  border: 1px solid rgb(229 231 235 / 90%);
  border-radius: 24px;
  background: rgb(255 255 255 / 78%);
  box-shadow: 0 24px 70px rgb(15 23 42 / 8%);
  backdrop-filter: blur(20px);
}
.glass-card { padding: 26px; min-height: 190px; }
.glass-card span { color: var(--green-dark); font-weight: 900; }
.glass-card strong { display: block; margin: 16px 0 8px; font-size: 22px; }
.section { padding: 78px 0; }
.feature-grid article { padding: 24px; }
.feature-grid b { font-size: 20px; }
.api-band { padding: 30px; display: grid; grid-template-columns: 1fr 360px; gap: 24px; align-items: center; }
pre { margin: 0; padding: 18px; border-radius: 16px; background: #0f172a; color: #d1fae5; overflow: auto; }
.apply-section { display: grid; grid-template-columns: 1fr 420px; gap: 32px; align-items: start; }
.application-form, .auth-card { padding: 24px; }
label { display: grid; gap: 8px; margin-bottom: 14px; font-weight: 800; }
input {
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0 12px;
  outline: none;
}
input:focus { border-color: var(--green); box-shadow: 0 0 0 4px rgb(18 185 129 / 12%); }
.form-note { min-height: 24px; margin: 12px 0 0; color: var(--green-dark); }
footer {
  width: min(1120px, calc(100% - 40px));
  margin: 30px auto 0;
  border-top: 1px solid var(--line);
  padding: 28px 0 44px;
  display: flex;
  justify-content: space-between;
}
.modal {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: grid;
  place-items: center;
  background: rgb(17 24 39 / 35%);
}
.auth-card { position: relative; width: min(420px, calc(100vw - 30px)); }
.auth-card h2 { font-size: 26px; }
.close {
  position: absolute;
  right: 16px;
  top: 16px;
  width: 34px;
  height: 34px;
  min-height: 34px;
  padding: 0;
  border-radius: 50%;
  background: #eef2f7;
  color: var(--ink);
}
.hidden { display: none !important; }
@media (max-width: 900px) {
  .portal-nav { grid-template-columns: 1fr; height: auto; gap: 16px; padding: 18px 0; }
  .portal-nav nav, .nav-actions { justify-self: start; flex-wrap: wrap; }
  h1 { font-size: 42px; }
  .product-panel, .feature-grid, .apply-section, .api-band { grid-template-columns: 1fr; }
  footer { display: grid; gap: 8px; }
}