:root {
  --bg: #0b0c0f;
  --panel: #10121a;
  --panel2: #0f1118;
  --text: #f2f2ee;
  --muted: rgba(242, 242, 238, 0.72);
  --muted2: rgba(242, 242, 238, 0.55);

  --line: rgba(242, 242, 238, 0.14);
  --line2: rgba(242, 242, 238, 0.10);

  --accent: #ffb000; /* amber */
  --danger: #b11226;

  --shadow: 0 18px 60px rgba(0,0,0,0.45);
  --radius: 14px;
  --radius2: 18px;

  --max: 1120px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #fbfbf8;
    --panel: #ffffff;
    --panel2: #f4f5ef;
    --text: #11131a;
    --muted: rgba(17, 19, 26, 0.72);
    --muted2: rgba(17, 19, 26, 0.55);
    --line: rgba(17, 19, 26, 0.14);
    --line2: rgba(17, 19, 26, 0.10);
    --shadow: 0 18px 60px rgba(0,0,0,0.12);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
}

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

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 10px;
  padding: 10px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
  z-index: 9999;
}
.skip-link:focus { left: 16px; }

.sr-only {
  position: absolute !important;
  height: 1px; width: 1px;
  overflow: hidden;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  border-bottom: 1px solid var(--line2);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  letter-spacing: 0.2px;
}
.brand-name { font-size: 16px; }

.brand-mark {
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  border-radius: 10px;
  display: grid;
  place-items: center;
  position: relative;
}

.mark-v, .mark-h {
  position: absolute;
  background: var(--text);
  opacity: 0.9;
}
.mark-v { width: 2px; height: 14px; }
.mark-h { height: 2px; width: 14px; }

.nav { display: flex; align-items: center; gap: 12px; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
}
.nav-links a {
  font-weight: 600;
  color: var(--muted);
}
.nav-links a:hover { color: var(--text); }

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  cursor: pointer;
}
.burger {
  width: 18px;
  height: 2px;
  display: block;
  background: var(--text);
  position: relative;
}
.burger::before, .burger::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px; height: 2px;
  background: var(--text);
}
.burger::before { top: -6px; }
.burger::after { top: 6px; }

.hero {
  padding: 62px 0 44px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: stretch;
}

.kicker {
  color: var(--muted);
  font-weight: 600;
  margin: 0 0 10px;
  font-size: 14px;
  letter-spacing: 0.25px;
}
h1 {
  margin: 0 0 14px;
  font-size: clamp(32px, 4.2vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.8px;
}
.accent { color: var(--accent); }
.lede {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 16px;
  max-width: 58ch;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin: 18px 0 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--accent) 50%, var(--line));
  background: color-mix(in srgb, var(--accent) 18%, var(--panel));
  color: var(--text);
  font-weight: 700;
  text-decoration: none !important;
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-ghost {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
}
.btn-small { padding: 9px 12px; border-radius: 12px; }

.trust {
  list-style: none;
  padding: 0;
  margin: 18px 0 0;
  display: grid;
  gap: 10px;
  max-width: 62ch;
}
.trust li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--muted);
  font-weight: 600;
}
.dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 6px;
  flex: 0 0 auto;
}

.hero-panel {
  position: relative;
  border-radius: var(--radius2);
  border: 1px solid var(--line);
  background: radial-gradient(1200px 600px at 20% 10%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 50%),
              linear-gradient(180deg, var(--panel), var(--panel2));
  box-shadow: var(--shadow);
  overflow: hidden;
}
.gridlines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--line2) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line2) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.65;
  pointer-events: none;
}

.panel-card {
  position: relative;
  z-index: 1;
  padding: 22px;
}
.panel-title {
  font-weight: 800;
  letter-spacing: 0.2px;
  margin-bottom: 12px;
}
.panel-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 12px;
}
.panel-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--muted);
  font-weight: 600;
}
.panel-bullet {
  width: 30px; height: 30px;
  border-radius: 12px;
  border: 1px solid var(--line);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  font-weight: 800;
  flex: 0 0 auto;
}
.panel-foot {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
  font-weight: 700;
  font-size: 12px;
  background: color-mix(in srgb, var(--panel) 60%, transparent);
}

.section {
  padding: 58px 0;
}
.section-alt {
  background: color-mix(in srgb, var(--panel) 58%, transparent);
  border-top: 1px solid var(--line2);
  border-bottom: 1px solid var(--line2);
}
.section-head h2 {
  margin: 0 0 10px;
  font-size: 28px;
  letter-spacing: -0.4px;
}
.section-head p {
  margin: 0 0 20px;
  color: var(--muted);
  max-width: 70ch;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
}
.card h3 {
  margin: 0 0 10px;
  letter-spacing: -0.2px;
}
.card p {
  margin: 0 0 12px;
  color: var(--muted);
}
.bullets {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  font-weight: 600;
}
.bullets li { margin: 8px 0; }

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.step {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: linear-gradient(180deg, var(--panel), var(--panel2));
}
.step-num {
  width: 34px; height: 34px;
  border-radius: 12px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-weight: 800;
  color: var(--text);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  margin-bottom: 10px;
}
.step h3 { margin: 0 0 6px; }
.step p { margin: 0; color: var(--muted); font-weight: 600; }

.callout {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius2);
  background: radial-gradient(1200px 600px at 20% 10%, color-mix(in srgb, var(--accent) 12%, transparent), transparent 50%),
              linear-gradient(180deg, var(--panel), var(--panel2));
  box-shadow: var(--shadow);
}
.callout-inner { padding: 20px; }
.callout h3 { margin: 0 0 8px; }
.callout p { margin: 0; color: var(--muted); max-width: 70ch; font-weight: 600; }

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  align-items: start;
}
.about-grid p { color: var(--muted); font-weight: 600; }

.about-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.badge {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 10px;
  color: var(--muted);
  font-weight: 700;
  font-size: 12px;
  background: color-mix(in srgb, var(--panel) 60%, transparent);
}

.about-aside .aside-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  background: linear-gradient(180deg, var(--panel), var(--panel2));
}
.mini {
  margin: 8px 0 16px;
  padding-left: 18px;
  color: var(--muted);
  font-weight: 600;
}
.mini li { margin: 8px 0; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: start;
}

.contact-note {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: linear-gradient(180deg, var(--panel), var(--panel2));
}
.small { font-size: 13px; }
.subtle { color: var(--muted2); }

.form {
  border: 1px solid var(--line);
  border-radius: var(--radius2);
  padding: 18px;
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
}
.field { margin-bottom: 12px; }
label { display: block; font-weight: 700; margin-bottom: 6px; }
input, textarea {
  width: 100%;
  padding: 12px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg) 60%, var(--panel));
  color: var(--text);
  outline: none;
}
input:focus, textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--accent) 18%, transparent);
}

.error {
  margin-top: 6px;
  color: color-mix(in srgb, var(--danger) 75%, var(--text));
  font-weight: 700;
  font-size: 12px;
  min-height: 16px;
}

.form-status {
  margin-top: 10px;
  color: var(--muted);
  font-weight: 700;
}

.footer {
  border-top: 1px solid var(--line2);
  padding: 22px 0;
}
.footer-inner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}
.footer-right {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
}
.brand-footer .brand-name { font-size: 14px; }

@media (max-width: 960px) {
  .hero-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .footer-right { align-items: flex-start; }
}

@media (max-width: 680px) {
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .nav-links {
    display: none;
    position: absolute;
    right: 20px;
    top: 62px;
    border: 1px solid var(--line);
    background: var(--panel);
    border-radius: 14px;
    padding: 12px;
    flex-direction: column;
    gap: 10px;
    min-width: 220px;
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .nav { position: relative; }

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