/* ========== Tokens ========== */
:root {
  --bg: #05070d;
  --bg-alt: #0a0e18;
  --surface: #10141f;
  --surface-2: #151a28;
  --border: #232a3d;
  --text: #eef1f8;
  --text-muted: #9aa3b8;
  --text-faint: #6b7386;

  --accent: #4f7cff;
  --accent-2: #7c5cff;
  --accent-3: #29e0c9;
  --gradient: linear-gradient(120deg, var(--accent), var(--accent-2));

  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --shadow-glow: 0 0 0 1px rgba(79,124,255,0.15), 0 20px 60px -20px rgba(79,124,255,0.35);
  --container: 1160px;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3 { line-height: 1.15; margin: 0 0 16px; font-weight: 700; letter-spacing: -0.02em; }
p { margin: 0 0 16px; color: var(--text-muted); }

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

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

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-3);
  margin-bottom: 12px;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), border-color 0.25s var(--ease);
}
.btn--primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 10px 30px -10px rgba(79,124,255,0.6);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px -12px rgba(79,124,255,0.75); }
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover { border-color: var(--accent); color: #fff; }
.btn--sm { padding: 10px 20px; font-size: 0.85rem; }
.btn--block { width: 100%; padding: 15px; }

/* ========== Header ========== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(5,7,13,0.7);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.header.is-scrolled {
  border-bottom-color: var(--border);
  background: rgba(5,7,13,0.9);
}
.header__inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 76px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  margin-right: auto;
}
.logo__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: 9px;
  background: var(--gradient);
  color: #fff;
  font-size: 0.85rem;
  font-family: monospace;
}
.accent { color: var(--accent-3); }

.nav { display: flex; align-items: center; gap: 32px; }
.nav__link {
  font-size: 0.92rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
  position: relative;
}
.nav__link:hover { color: var(--text); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav__toggle span {
  width: 22px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

/* ========== Hero ========== */
.hero {
  position: relative;
  overflow: hidden;
  padding: 168px 0 100px;
}
.hero__glow {
  position: absolute;
  width: 560px; height: 560px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.35;
  z-index: 0;
  pointer-events: none;
}
.hero__glow--1 { background: var(--accent); top: -180px; left: -120px; }
.hero__glow--2 { background: var(--accent-2); top: -60px; right: -160px; opacity: 0.25; }

.hero__inner { position: relative; z-index: 1; max-width: 780px; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); }
.hero__lead { font-size: 1.15rem; max-width: 620px; }
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; margin: 32px 0 56px; }

.hero__stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 24px;
  max-width: 640px;
  border-top: 1px solid var(--border);
  padding-top: 32px;
}
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat__number { font-size: 1.7rem; font-weight: 700; }
.stat__label { font-size: 0.82rem; color: var(--text-faint); }

/* ========== Marquee / logos ========== */
.marquee {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
  background: var(--bg-alt);
}
.marquee__label {
  margin: 0 0 16px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.marquee__logos {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-faint);
}

/* ========== Sections ========== */
.section { padding: 100px 0; }
.section--alt { background: var(--bg-alt); }

.section__head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section__head h2 { font-size: clamp(1.7rem, 3.5vw, 2.4rem); }
.section__lead { font-size: 1.05rem; }

.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }

/* ========== Cards ========== */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(79,124,255,0.4);
  box-shadow: var(--shadow-glow);
}
.card__icon {
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 14px;
  background: var(--surface-2);
  font-size: 1.4rem;
  margin-bottom: 20px;
}
.card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.card p { margin: 0; font-size: 0.95rem; }

/* ========== About ========== */
.about {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about__panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 8px;
  box-shadow: var(--shadow-glow);
}
.about__panel-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  font-size: 0.92rem;
}
.about__panel-row:last-child { border-bottom: none; }
.about__panel-row span { color: var(--text-faint); }
.about__panel-row strong { color: var(--accent-3); }

.check-list { margin: 8px 0 28px; display: flex; flex-direction: column; gap: 12px; }
.check-list li {
  padding-left: 28px;
  position: relative;
  color: var(--text-muted);
  font-size: 0.95rem;
}
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0; top: 0;
  color: var(--accent-3);
  font-weight: 700;
}

/* ========== Case cards ========== */
.case-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform 0.3s var(--ease), border-color 0.3s var(--ease);
}
.case-card:hover { transform: translateY(-4px); border-color: rgba(124,92,255,0.4); }
.case-card__tag {
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-3);
  background: rgba(41,224,201,0.1);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 8px;
}
.case-card h3 { font-size: 1.1rem; margin-bottom: 6px; }
.case-card p { font-size: 0.92rem; margin-bottom: 12px; }
.case-card__metric {
  margin-top: auto;
  font-weight: 700;
  font-size: 0.95rem;
  color: #fff;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

/* ========== Testimonials ========== */
.testimonial {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 30px 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.testimonial p { font-size: 0.98rem; color: var(--text); margin: 0; }
.testimonial__author { display: flex; align-items: center; gap: 12px; }
.testimonial__author strong { display: block; font-size: 0.92rem; }
.testimonial__author span { font-size: 0.82rem; color: var(--text-faint); }
.avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--gradient);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
}

/* ========== CTA ========== */
.cta {
  padding: 80px 0;
  background: radial-gradient(circle at top, rgba(79,124,255,0.12), transparent 60%), var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.cta__inner { text-align: center; max-width: 620px; margin: 0 auto; }
.cta h2 { font-size: clamp(1.5rem, 3vw, 2rem); }

/* ========== Contact ========== */
.contact {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-list { display: flex; flex-direction: column; gap: 20px; margin: 28px 0; }
.contact-list li { display: flex; gap: 14px; align-items: flex-start; }
.contact-list__icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-list a:hover { color: var(--accent-3); }

.socials { display: flex; gap: 12px; }
.socials a {
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.socials a:hover { border-color: var(--accent); color: var(--accent-3); }

.contact__form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-glow);
}
.form-row { margin-bottom: 18px; display: flex; flex-direction: column; gap: 8px; }
.form-row label { font-size: 0.85rem; color: var(--text-muted); }
.form-row input, .form-row textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  resize: vertical;
  transition: border-color 0.2s ease;
}
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-note {
  margin: 14px 0 0;
  font-size: 0.85rem;
  text-align: center;
  min-height: 1.2em;
  color: var(--accent-3);
}

/* ========== Footer ========== */
.footer { border-top: 1px solid var(--border); padding-top: 56px; background: var(--bg-alt); }
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 32px;
  padding-bottom: 40px;
}
.footer__tagline { margin: 12px 0 0; font-size: 0.9rem; }
.footer__nav { display: flex; gap: 24px; flex-wrap: wrap; }
.footer__nav a { font-size: 0.9rem; color: var(--text-muted); }
.footer__nav a:hover { color: var(--text); }
.footer__bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  font-size: 0.82rem;
  color: var(--text-faint);
}

/* ========== Reveal animation ========== */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ========== Responsive ========== */
@media (max-width: 960px) {
  .about, .contact { grid-template-columns: 1fr; }
  .grid--3 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .hero__stats { grid-template-columns: repeat(2, minmax(0,1fr)); }
}

@media (max-width: 760px) {
  .nav, .nav__cta { display: none; }
  .nav.is-open {
    display: flex;
    position: absolute;
    top: 76px; left: 0; right: 0;
    flex-direction: column;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px 28px;
    gap: 18px;
  }
  .nav.is-open ~ .nav__cta { display: inline-flex; }
  .nav__toggle { display: flex; }
  .grid--3 { grid-template-columns: 1fr; }
  .hero { padding: 140px 0 72px; }
  .section { padding: 72px 0; }
  .footer__inner { flex-direction: column; }
}