/* Theme controls (single source of styling) */
:root {
  --bg: #f6f7fb;
  --surface: #ffffff;
  --surface-elevated: #fbfbff;
  --text: #0f172a;
  --muted: #51606f;
  --accent: #2563eb;
  --accent-2: #0ea5e9;
  --border: rgba(15, 23, 42, 0.12);
  --shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --container: 1120px;
  --space-1: 6px;
  --space-2: 12px;
  --space-3: 20px;
  --space-4: 28px;
  --space-5: 36px;
  --space-6: 48px;
  --space-7: 64px;
  --space-8: 96px;
  --gradient: linear-gradient(135deg, rgba(37, 99, 235, 0.12), rgba(14, 165, 233, 0.12));
  --gradient-strong: linear-gradient(120deg, #2563eb, #0ea5e9);
  --font-sans: "Sora", "Space Grotesk", sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
  line-height: 1.6;
  position: relative;
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: auto;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  z-index: -1;
  filter: blur(10px);
  opacity: 0.5;
}

body::before {
  top: -220px;
  right: -180px;
  background: radial-gradient(circle at 30% 30%, rgba(37, 99, 235, 0.35), transparent 70%);
}

body::after {
  bottom: -240px;
  left: -140px;
  background: radial-gradient(circle at 30% 30%, rgba(14, 165, 233, 0.3), transparent 70%);
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 0 var(--space-4);
}

header {
  position: sticky;
  top: 0;
  background: rgba(246, 247, 251, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) 0;
}

.logo {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.logo-mark {
  height: 120px;
  width: auto;
  display: block;
}

footer .logo-mark {
  height: auto;
  max-height: 120px;
}

.nav-links {
  display: flex;
  gap: var(--space-3);
  font-weight: 500;
  color: var(--muted);
  flex-wrap: wrap;
}

.nav-links a {
  padding: 8px 12px;
  border-radius: 999px;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  background: rgba(37, 99, 235, 0.12);
  color: var(--text);
}

.hero {
  padding: var(--space-8) 0 var(--space-7);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-7);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: #1d4ed8;
  font-weight: 600;
  font-size: 0.85rem;
}

h1 {
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  line-height: 1.1;
  margin-top: var(--space-3);
  margin-bottom: var(--space-3);
}

h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

h3 {
  font-size: 1.25rem;
  margin-bottom: var(--space-2);
}

p.lead {
  font-size: 1.1rem;
  color: var(--muted);
  margin-bottom: var(--space-4);
}

.button-row {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button.primary {
  background: var(--gradient-strong);
  color: #fff;
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.25);
}

.button.secondary {
  background: #fff;
  border-color: var(--border);
  color: var(--text);
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.hero-card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: var(--space-5);
  box-shadow: var(--shadow);
}

.hero-card .stat {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--surface-elevated);
  border: 1px solid var(--border);
  margin-bottom: var(--space-3);
}

.hero-card .stat span {
  color: var(--muted);
  font-size: 0.95rem;
}

.section {
  padding: var(--space-7) 0;
}

.section-alt {
  background: var(--gradient);
  border-top: 1px solid rgba(37, 99, 235, 0.08);
  border-bottom: 1px solid rgba(37, 99, 235, 0.08);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.card {
  background: var(--surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: var(--space-4);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.kicker {
  color: var(--muted);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.8rem;
  margin-bottom: var(--space-2);
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
  align-items: center;
}

.stack {
  display: grid;
  gap: var(--space-3);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.06);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
}

.cta-panel {
  background: var(--gradient-strong);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.cta-panel .button.secondary {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.3);
  color: #fff;
}

footer {
  padding: var(--space-6) 0;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}

.form {
  display: grid;
  gap: var(--space-3);
}

input,
textarea {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  font-family: inherit;
  font-size: 1rem;
  background: #fff;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

label {
  font-weight: 600;
  font-size: 0.95rem;
}

small.muted {
  color: var(--muted);
}

small.error {
  color: #dc2626;
  font-size: 0.85rem;
  line-height: 1.2;
}

small.error:empty {
  display: none;
}

.badge-row {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  animation: fadeUp 0.8s ease forwards;
  animation-delay: var(--delay, 0ms);
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 960px) {
  .hero-grid,
  .split,
  .grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    padding-top: var(--space-6);
  }
}

@media (max-width: 640px) {
  .button-row {
    flex-direction: column;
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    animation: none;
    opacity: 1;
    transform: none;
  }
}