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

:root {
  --primary: #4f46e5;
  --primary-strong: #4338ca;
  --bg: #f9fafb;
  --card: #ffffff;
  --text: #111827;
  --muted: #6b7280;
  --border: #e5e7eb;
  --radius: 12px;
  --shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  --section-gap: 80px;
  --gap: 24px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

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

.container {
  width: min(1180px, 92vw);
  margin: 0 auto;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.navbar__brand {
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: 22px;
}

.navbar__brand--link {
  color: var(--text);
}

.nav {
  display: flex;
  gap: 16px;
  align-items: center;
}

.nav__link {
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--muted);
  font-weight: 600;
  border: 1px solid transparent;
  transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.nav__link:hover {
  transform: translateY(-1px);
  color: var(--text);
  background: #eef2ff;
}

.nav__link.active {
  color: var(--primary);
  background: #eef2ff;
  border-color: #e0e7ff;
}

.eyebrow {
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--muted);
  margin: 0;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, opacity 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px) scale(1.02);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  color: #fff;
  box-shadow: 0 10px 30px rgba(79, 70, 229, 0.3);
}

.btn-secondary {
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

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

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

.shadow-soft {
  box-shadow: var(--shadow);
}

.modal {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 50;
}

.modal.open {
  display: flex;
}

.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(8px);
  animation: fadeIn 0.25s ease;
}

.modal__dialog {
  position: relative;
  background: #fff;
  border-radius: calc(var(--radius) + 4px);
  box-shadow: 0 30px 140px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  animation: fadeIn 0.25s ease;
}

.modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  font-size: 18px;
}

.scrollbar {
  scrollbar-width: thin;
}

::-webkit-scrollbar {
  height: 8px;
  width: 8px;
}

::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 999px;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@media (max-width: 720px) {
  .nav {
    gap: 10px;
  }
}