:root {
  --bg: #000000;
  --bg-alt: #050505;
  --accent: #f5a623;
  --accent-soft: #ffc56a;
  --text: #ffffff;
  --muted: #9ca3af;
  --border: #222222;
}

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

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  background: radial-gradient(circle at top, #111111 0, #000000 55%);
  color: var(--text);
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5vw;
  background: rgba(0, 0, 0, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.logo-text {
  font-weight: 800;
  letter-spacing: 0.08em;
  font-size: 1rem;
  color: var(--accent);
}

.logo-sub {
  margin-left: 0.25rem;
  font-weight: 500;
  color: var(--text);
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  font-size: 0.9rem;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-links a:hover {
  color: var(--accent-soft);
}

/* HAMBURGER */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
}

.hamburger span {
  display: block;
  width: 28px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s ease;
  transform-origin: center;
}

.hamburger.active span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

/* HERO */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 3rem;
  padding: 5rem 5vw 4rem;
  align-items: center;
}

.hero-content h1 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.05;
  margin-bottom: 1rem;
}

.hero-sub {
  color: var(--muted);
  max-width: 34rem;
}

.eyebrow {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent-soft);
  margin-bottom: 0.75rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin: 1.75rem 0 1.5rem;
}

.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.hero-bullets li {
  margin-bottom: 0.35rem;
  padding-left: 1.1rem;
  position: relative;
}

.hero-bullets li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
  cursor: pointer;
  font-weight: 600;
  min-height: 44px;
  font-family: inherit;
}

.btn-primary {
  background: radial-gradient(circle at top left, var(--accent-soft), var(--accent));
  color: #000;
  box-shadow: 0 0 24px rgba(245, 166, 35, 0.4);
}

.btn-primary:hover {
  box-shadow: 0 0 36px rgba(245, 166, 35, 0.65);
}

.btn-outline {
  border-color: var(--border);
  color: var(--text);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--accent-soft);
}

/* Hero visual */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.astro-orbit {
  width: 260px;
  height: 260px;
  border-radius: 999px;
  border: 1px dashed rgba(245, 166, 35, 0.4);
  box-shadow: 0 0 40px rgba(245, 166, 35, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
}

.astro-circle {
  width: 170px;
  height: 170px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 20%, var(--accent-soft), var(--accent));
}

/* SECTIONS */
.section {
  padding: 4rem 5vw;
}

.section-alt {
  background: var(--bg-alt);
}

.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.75rem;
}

.section-sub {
  color: var(--muted);
  max-width: 36rem;
  margin-top: 0;
}

/* GRID */
.grid-3 {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.75rem;
}

.card {
  background: #050505;
  border-radius: 1rem;
  padding: 1.5rem;
  border: 1px solid var(--border);
  box-shadow: 0 0 16px rgba(0, 0, 0, 0.6);
}

.card-highlight {
  border-color: var(--accent-soft);
  box-shadow: 0 0 30px rgba(245, 166, 35, 0.4);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.card ul {
  padding-left: 1.1rem;
  color: var(--muted);
}

.card p {
  color: var(--muted);
  font-size: 0.95rem;
}

/* CASE STUDIES */
.case-tag {
  display: inline-block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
  margin-bottom: 0.75rem;
}

.case-result {
  color: var(--accent-soft) !important;
  font-weight: 600;
  font-size: 0.9rem !important;
  margin-top: 0.75rem;
}

/* STACK */
.stack-grid {
  margin-top: 2.5rem;
  display: grid;
  gap: 1rem;
}

.stack-layer {
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  padding: 1rem 1.25rem;
  background: linear-gradient(90deg, rgba(245, 166, 35, 0.12), transparent);
}

.stack-layer h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
}

.stack-layer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

/* SPLIT */
.split {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 2rem;
  align-items: flex-start;
  margin-top: 2.25rem;
}

.about-highlights ul {
  padding-left: 1.1rem;
  color: var(--muted);
}

/* PRICING */
.pricing-grid {
  margin-top: 2.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 1.75rem;
}

.tagline {
  color: var(--muted);
  font-size: 0.9rem;
}

/* CONTACT */
.contact-form {
  display: grid;
  gap: 1rem;
}

.contact-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.9rem;
}

.contact-form input,
.contact-form textarea {
  background: #050505;
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  padding: 0.7rem 0.8rem;
  color: var(--text);
  font-family: inherit;
  font-size: 0.9rem;
  min-height: 44px;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 1px solid var(--accent-soft);
  border-color: var(--accent-soft);
}

.contact-side ul {
  padding-left: 1.2rem;
  color: var(--muted);
}

.contact-side h3 {
  margin-top: 0;
}

/* FOOTER */
.footer {
  border-top: 1px solid var(--border);
  background: #050505;
  padding: 2.5rem 5vw 1.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.footer-col h4 {
  margin-bottom: 0.5rem;
  color: var(--accent-soft);
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.footer-col ul li {
  margin-bottom: 0.3rem;
}

.footer-col ul a {
  color: var(--muted);
  text-decoration: none;
}

.footer-col ul a:hover {
  color: var(--accent-soft);
}

.footer-bottom {
  grid-column: 1 / -1;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--muted);
}

/* =====================
   RESPONSIVE / MOBILE
   ===================== */

@media (max-width: 768px) {

  /* NAV — hamburger mode */
  .nav {
    flex-wrap: wrap;
    padding: 0.75rem 5vw;
  }

  .hamburger {
    display: flex;
  }

  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    padding: 0.5rem 0 1rem;
    border-top: 1px solid var(--border);
    margin-top: 0.5rem;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 0.75rem 0;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--border);
    min-height: 48px;
  }

  /* HERO */
  .hero {
    grid-template-columns: 1fr;
    padding: 3rem 5vw 2.5rem;
    gap: 2rem;
  }

  .hero-visual {
    order: -1;
  }

  .astro-orbit {
    width: 160px;
    height: 160px;
  }

  .astro-circle {
    width: 100px;
    height: 100px;
  }

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
    text-align: center;
  }

  /* SECTIONS */
  .section {
    padding: 2.5rem 5vw;
  }

  /* SPLIT → single column */
  .split {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  /* GRIDS → single column on small screens */
  .grid-3,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  /* STACK */
  .stack-grid {
    gap: 0.75rem;
  }

  /* FOOTER */
  .footer {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 1.75rem;
  }

  .section h2 {
    font-size: 1.4rem;
  }
}