:root {
  --bg: #0a0a0f;
  --bg-soft: #12121a;
  --card: #16161f;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f5f5f7;
  --muted: #9a9aa8;
  --brand: #6c5ce7;
  --brand-2: #00d2ff;
  --accent: linear-gradient(120deg, #6c5ce7, #00d2ff);
  --radius: 18px;
  --maxw: 1160px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, .brand { font-family: "Space Grotesk", sans-serif; }

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

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--brand-2);
  margin-bottom: 14px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  padding: 14px 26px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  font-size: 0.95rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, opacity 0.2s ease;
  box-shadow: 0 8px 30px rgba(108, 92, 231, 0.35);
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(108, 92, 231, 0.5); }
.btn--ghost {
  background: transparent;
  border: 1px solid var(--border);
  box-shadow: none;
}
.btn--ghost:hover { border-color: var(--brand-2); box-shadow: none; }
.btn--sm { padding: 10px 20px; font-size: 0.88rem; }
.btn--block { width: 100%; }

/* Navbar */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  font-size: 1.4rem;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.brand__dot {
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px var(--brand-2);
}
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links a { color: var(--muted); font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav__links a:hover { color: var(--text); }
.nav__links a.btn { color: #fff; }
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav__toggle span { width: 24px; height: 2px; background: var(--text); transition: 0.3s; }

/* Hero */
.hero { position: relative; padding: 120px 0 90px; text-align: center; overflow: hidden; }
.hero__inner { position: relative; z-index: 2; }
.hero__title { font-size: clamp(2.8rem, 8vw, 5.6rem); line-height: 1.02; font-weight: 700; letter-spacing: -0.02em; }
.hero__sub { max-width: 640px; margin: 24px auto 34px; color: var(--muted); font-size: 1.12rem; }
.hero__cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero__stats { display: flex; gap: 48px; justify-content: center; flex-wrap: wrap; margin-top: 70px; }
.stat { text-align: center; }
.stat__num { font-family: "Space Grotesk"; font-size: 2.6rem; font-weight: 700; }
.stat__plus { font-family: "Space Grotesk"; font-size: 2.6rem; font-weight: 700; background: var(--accent); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.stat p { color: var(--muted); font-size: 0.9rem; margin-top: 4px; }
.hero__glow {
  position: absolute;
  top: -180px; left: 50%; transform: translateX(-50%);
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.35), transparent 60%);
  filter: blur(40px);
  z-index: 1;
  pointer-events: none;
}

/* Pillars */
.pillars { padding: 40px 0; }
.pillars__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.pillar {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 34px 30px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.pillar:hover { transform: translateY(-6px); border-color: rgba(108, 92, 231, 0.5); }
.pillar__index { font-family: "Space Grotesk"; font-size: 0.9rem; color: var(--brand-2); font-weight: 600; }
.pillar h3 { font-size: 1.5rem; margin: 12px 0 10px; }
.pillar p { color: var(--muted); font-size: 0.98rem; }

/* Section head */
.section-head { max-width: 620px; margin-bottom: 48px; }
.section-head h2 { font-size: clamp(2rem, 4.5vw, 3rem); line-height: 1.1; letter-spacing: -0.02em; }
.section-head__lead { color: var(--muted); margin-top: 16px; font-size: 1.05rem; }

/* About */
.about { padding: 100px 0; }
.about__cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.about-card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.about-card:hover { transform: translateY(-6px); border-color: rgba(0, 210, 255, 0.4); }
.about-card h3 { font-size: 1.35rem; margin-bottom: 10px; }
.about-card > p { color: var(--muted); font-size: 0.95rem; }
.about-card__list { list-style: none; margin-top: 20px; display: flex; flex-direction: column; gap: 10px; }
.about-card__list li { position: relative; padding-left: 22px; color: var(--text); font-size: 0.95rem; }
.about-card__list li::before {
  content: ""; position: absolute; left: 0; top: 9px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
}

/* Services */
.services { padding: 60px 0 100px; }
.service-list { display: flex; flex-direction: column; }
.service {
  display: flex;
  align-items: center;
  gap: 26px;
  padding: 30px 6px;
  border-top: 1px solid var(--border);
  transition: padding-left 0.25s ease;
}
.service:last-child { border-bottom: 1px solid var(--border); }
.service:hover { padding-left: 18px; }
.service:hover .service__arrow { color: var(--brand-2); transform: translate(4px, -4px); }
.service__index { font-family: "Space Grotesk"; color: var(--muted); font-size: 1rem; min-width: 34px; }
.service__body h3 { font-size: 1.5rem; }
.service__body p { color: var(--muted); margin-top: 6px; max-width: 640px; }
.service__arrow { margin-left: auto; font-size: 1.6rem; color: var(--muted); transition: 0.25s ease; }

/* Message */
.message { padding: 80px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.message__text {
  font-family: "Space Grotesk";
  font-size: clamp(1.5rem, 3.6vw, 2.6rem);
  line-height: 1.35;
  font-weight: 500;
  max-width: 960px;
  letter-spacing: -0.01em;
}

/* Careers */
.careers { padding: 90px 0; }
.careers__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 48px;
  flex-wrap: wrap;
}
.careers__inner h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
.careers__lead { color: var(--muted); margin-top: 12px; max-width: 520px; }

/* Contact */
.contact { padding: 40px 0 110px; }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.contact__intro h2 { font-size: clamp(2rem, 4.5vw, 3.2rem); line-height: 1.08; margin-bottom: 16px; }
.contact__intro p { color: var(--muted); }
.contact__mail { display: inline-block; margin-top: 22px; font-weight: 600; background: var(--accent); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.contact__form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 34px;
}
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 8px; }
.field input, .field textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 13px 15px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.98rem;
  transition: border-color 0.2s;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--brand); }
.field textarea { resize: vertical; }
.form__status { margin-top: 14px; font-size: 0.9rem; min-height: 20px; }
.form__status.success { color: #38d39f; }
.form__status.error { color: #ff6b6b; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 64px 0 30px; background: var(--bg-soft); }
.footer__inner { display: grid; grid-template-columns: 2fr 3fr; gap: 40px; }
.footer__cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px; }
.footer__brand p { color: var(--muted); margin-top: 14px; max-width: 320px; font-size: 0.95rem; }
.footer__col h4 { margin-bottom: 16px; font-size: 1rem; }
.footer__col ul { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.footer__col a { color: var(--muted); font-size: 0.94rem; transition: color 0.2s; }
.footer__col a:hover { color: var(--text); }
.footer__bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border); }
.footer__bottom p { color: var(--muted); font-size: 0.88rem; }

/* Legal pages (Privacy / Terms) */
.legal { padding: 80px 0 100px; }
.legal__header { max-width: 760px; margin-bottom: 40px; }
.legal__header h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); line-height: 1.08; letter-spacing: -0.02em; }
.legal__updated { color: var(--muted); margin-top: 14px; font-size: 0.95rem; }
.legal__body { max-width: 820px; }
.legal__body h2 {
  font-size: 1.5rem;
  margin: 40px 0 12px;
  padding-top: 26px;
  border-top: 1px solid var(--border);
}
.legal__body h2:first-of-type { border-top: none; padding-top: 0; }
.legal__body p, .legal__body li { color: var(--muted); font-size: 1rem; margin-bottom: 12px; }
.legal__body ul { padding-left: 22px; margin-bottom: 12px; }
.legal__body li { margin-bottom: 8px; }
.legal__body a { color: var(--brand-2); }
.legal__body strong { color: var(--text); font-weight: 600; }
.legal__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 40px;
  color: var(--muted);
  font-weight: 500;
  transition: color 0.2s;
}
.legal__back:hover { color: var(--text); }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 900px) {
  .pillars__grid, .about__cards { grid-template-columns: 1fr; }
  .contact__grid { grid-template-columns: 1fr; gap: 36px; }
  .footer__inner { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .nav__links {
    position: fixed;
    top: 72px; right: 0;
    height: calc(100vh - 72px);
    width: 74%;
    max-width: 320px;
    flex-direction: column;
    align-items: flex-start;
    gap: 22px;
    padding: 34px 28px;
    background: var(--bg-soft);
    border-left: 1px solid var(--border);
    transform: translateX(100%);
    transition: transform 0.3s ease;
  }
  .nav__links.open { transform: translateX(0); }
  .nav__toggle { display: flex; }
  .nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav__toggle.open span:nth-child(2) { opacity: 0; }
  .nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero__stats { gap: 30px; }
  .careers__inner { padding: 32px; }
  .footer__inner { grid-template-columns: 1fr; }
  .footer__cols { grid-template-columns: 1fr 1fr; }
}