@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
  --bg: radial-gradient(circle at 20% 20%, #f4f8ff, #e5edff 25%, #fef8f5 60%, #f7fbff 100%);
  --primary: #1f4b99;
  --accent: #e25a2c;
  --muted: #4b5563;
  --card: rgba(255, 255, 255, 0.82);
  --border: rgba(0, 0, 0, 0.06);
  --shadow: 0 18px 45px rgba(0, 0, 0, 0.08);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: 'Space Grotesk', sans-serif;
  background: var(--bg);
  color: #0f172a;
  line-height: 1.6;
}

header {
  padding: 60px 28px 32px;
  max-width: 1200px;
  margin: 0 auto;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  background: #0f172a;
  color: #f8fafc;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 18px 0 12px;
  font-size: clamp(32px, 6vw, 54px);
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.lead {
  font-size: 19px;
  max-width: 780px;
  color: var(--muted);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 28px;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }
}

.hero-card {
  padding: 18px 16px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.io-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 12px;
}

.io-card {
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 18px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.io-card p {
  margin: 0;
  color: #e2e8f0;
}

.io-card .tag {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  margin-bottom: 8px;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 28px 80px;
  display: grid;
  gap: 28px;
}

section {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 26px 24px;
}

h2 {
  margin: 0 0 10px;
  font-size: 24px;
  letter-spacing: -0.01em;
}

p {
  margin: 0 0 10px;
  color: #111827;
}

ul {
  padding-left: 18px;
  margin: 0;
  display: grid;
  gap: 6px;
}

.meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
  margin-top: 12px;
}

.meta-item {
  padding: 16px;
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 14px;
}

.tag {
  display: inline-block;
  padding: 4px 10px;
  background: #ecfeff;
  color: #0ea5e9;
  border-radius: 999px;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.04em;
}

.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  margin-top: 12px;
}

.btn {
  background: var(--primary);
  color: #f8fafc;
  padding: 12px 18px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(31, 75, 153, 0.22);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  display: inline-block;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 36px rgba(31, 75, 153, 0.28);
}

.ghost {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
  box-shadow: none;
}

.demo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
  align-items: start;
}

.panel {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 16px;
  min-height: 320px;
}

.panel h3 {
  margin: 0 0 10px;
  font-size: 18px;
}

.tabs {
  display: inline-flex;
  background: #f1f5f9;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
  margin-bottom: 14px;
}

.tab {
  padding: 10px 14px;
  font-weight: 600;
  color: #475569;
  border: none;
  background: transparent;
  cursor: pointer;
}

.tab.active {
  background: #fff;
  color: var(--primary);
  box-shadow: inset 0 0 0 1px var(--border);
}

.field {
  margin-bottom: 12px;
}

.label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: #475569;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.input, .textarea {
  width: 100%;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 10px 12px;
  font-family: inherit;
  font-size: 14px;
  background: #f8fafc;
}

.input:focus, .textarea:focus {
  outline: 2px solid rgba(31, 75, 153, 0.18);
  border-color: var(--primary);
  background: #fff;
}

.textarea {
  min-height: 110px;
  resize: vertical;
}

.dropzone {
  border: 2px dashed #cbd5e1;
  border-radius: 12px;
  padding: 18px;
  text-align: center;
  color: #475569;
  background: #f8fafc;
  margin-bottom: 12px;
}

.note {
  font-size: 12px;
  color: #64748b;
}

.note-spaced { margin-top: 8px; }
.note-spaced-lg { margin-top: 10px; }

.output-block {
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 12px;
  padding: 16px;
  line-height: 1.7;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.output-block p { margin: 0 0 10px; }

.demo-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: #fff7ed;
  color: #c2410c;
  border: 1px solid #fed7aa;
  border-radius: 999px;
  font-weight: 600;
  margin-left: 10px;
  font-size: 13px;
}

.media-stack {
  display: grid;
  gap: 18px;
  margin-top: 14px;
}

.image-card--wide img {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  display: block;
}

.image-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 12px;
}

.image-card img {
  width: 100%;
  border-radius: 12px;
  display: block;
}

.image-card figcaption {
  margin-top: 10px;
  font-size: 13px;
  color: #475569;
  font-weight: 600;
}

.faq {
  display: grid;
  gap: 18px;
}

.faq-item {
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fff;
  box-shadow: var(--shadow);
}

.faq-item h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.faq-item ul {
  padding-left: 18px;
  margin-top: 6px;
}

.faq-info {
  font-weight: 700;
  padding: 6px 0;
}

.footer {
  padding: 28px;
  text-align: center;
  color: var(--muted);
  font-size: 14px;
}