/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

:root {
  --bg: #08080f;
  --bg-alt: #0d0d18;
  --surface: #13131f;
  --surface-2: #191926;
  --border: #24243a;
  --text: #f2f2f7;
  --text-dim: #a8a8bd;
  --text-faint: #6f6f88;
  --accent-1: #6c5ce7;
  --accent-2: #00d9c0;
  --accent-1-rgb: 108, 92, 231;
  --accent-2-rgb: 0, 217, 192;
  --gradient: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  --radius: 16px;
  --radius-sm: 10px;
  --max-width: 1180px;
  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --shadow-lg: 0 20px 60px -20px rgba(0, 0, 0, 0.6);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; color: var(--text-dim); }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; margin: 0; padding: 0; }
svg { width: 22px; height: 22px; display: block; }
button { font: inherit; cursor: pointer; }

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

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: 16px;
  background: var(--accent-1);
  color: #fff;
  padding: 10px 16px;
  border-radius: 8px;
  z-index: 1000;
  transition: top 0.2s ease;
}
.skip-link:focus { top: 16px; }

/* ---------- Background decor ---------- */
.bg-decor {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.35;
}
.blob-1 {
  width: 520px;
  height: 520px;
  top: -160px;
  left: -120px;
  background: var(--accent-1);
}
.blob-2 {
  width: 480px;
  height: 480px;
  bottom: -180px;
  right: -140px;
  background: var(--accent-2);
  opacity: 0.25;
}
.grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 80%);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: #08080f;
  box-shadow: 0 8px 30px -8px rgba(var(--accent-1-rgb), 0.6);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 36px -8px rgba(var(--accent-1-rgb), 0.75); }
.btn-ghost {
  background: rgba(255, 255, 255, 0.03);
  border-color: var(--border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent-2); background: rgba(255, 255, 255, 0.06); }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  background: rgba(8, 8, 15, 0.7);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(8, 8, 15, 0.88);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-right: auto;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
}
.brand-name em { font-style: normal; color: var(--accent-2); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  color: var(--text-dim);
  font-size: 0.94rem;
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--text); }
.nav-link.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -8px;
  height: 2px;
  background: var(--gradient);
  border-radius: 2px;
}

.nav-cta { flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
}
.nav-toggle span {
  width: 18px;
  height: 2px;
  margin: 0 auto;
  background: var(--text);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.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 ---------- */
.hero {
  position: relative;
  z-index: 1;
  padding: 120px 0 90px;
}
.hero-inner { max-width: 760px; }

.eyebrow {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  color: var(--text);
}

.hero-lead {
  font-size: 1.1rem;
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin: 32px 0 56px;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin: 0;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}
.hero-stats .stat dt {
  font-size: 0.78rem;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}
.hero-stats .stat dd {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
}

/* ---------- Sections ---------- */
.section {
  position: relative;
  z-index: 1;
  padding: 96px 0;
}
.section-alt {
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.015) 20%, rgba(255, 255, 255, 0.015) 80%, transparent);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-eyebrow {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  max-width: 620px;
}
.section-lead {
  max-width: 620px;
  font-size: 1.05rem;
}

/* ---------- Cards grid ---------- */
.cards-grid {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(var(--accent-2-rgb), 0.4);
  background: var(--surface-2);
}
.card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  background: linear-gradient(135deg, rgba(var(--accent-1-rgb), 0.18), rgba(var(--accent-2-rgb), 0.18));
  color: var(--accent-2);
  margin-bottom: 18px;
}
.card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.card p { font-size: 0.92rem; margin: 0; }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 64px;
  align-items: start;
}
.about-copy p { font-size: 1rem; }

.check-list {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.check-list li {
  position: relative;
  padding-left: 28px;
  color: var(--text-dim);
  font-size: 0.95rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 6px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--gradient);
}

.about-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.panel-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.panel-label {
  display: block;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-2);
  margin-bottom: 8px;
  font-weight: 600;
}
.panel-card p { margin: 0; color: var(--text); font-weight: 500; }

/* ---------- Process ---------- */
.process-list {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.process-step {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
}
.step-index {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 12px;
}
.process-step h3 { font-size: 1.02rem; margin-bottom: 8px; }
.process-step p { font-size: 0.9rem; margin: 0; }

/* ---------- Contact ---------- */
.contact-single {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}
.contact-single p { font-size: 1.05rem; margin-left: auto; margin-right: auto; }
.contact-single .section-title { max-width: none; }

.contact-details {
  margin-top: 44px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-details-row {
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
}
.contact-details li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.contact-label {
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
}
.contact-details a { color: var(--accent-2); font-weight: 500; }

/* ---------- Footer ---------- */
.site-footer {
  position: relative;
  z-index: 1;
  padding: 40px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-links a { color: var(--text-dim); font-size: 0.9rem; }
.footer-links a:hover { color: var(--text); }
.footer-copy { color: var(--text-faint); font-size: 0.85rem; margin: 0; }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
  z-index: 90;
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { border-color: var(--accent-2); }

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .process-list { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 760px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(8, 8, 15, 0.97);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px 20px;
  }
  .nav-links.open .nav-link { padding: 10px 0; width: 100%; }

  .hero { padding: 90px 0 60px; }
  .section { padding: 64px 0; }

  .cards-grid { grid-template-columns: 1fr; }
  .process-list { grid-template-columns: 1fr; }

  .hero-stats { gap: 24px; }
}