:root {
  --bg: #0B1120;
  --bg-alt: #111827;
  --card: #161F32;
  --line: #1F2937;
  --text: #E5E7EB;
  --text-dim: #9CA3AF;
  --accent: #FFC72C;
  --accent-dim: #C99A1E;
  --radius: 12px;
  --font-head: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

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

a { color: inherit; }

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3 {
  font-family: var(--font-head);
  line-height: 1.15;
  margin: 0 0 16px;
}

.section {
  padding: 88px 0;
}

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

.section-head {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.3rem); }

.section-head p { color: var(--text-dim); margin: 0; }

/* Circuit pattern background */
.circuit-bg {
  position: relative;
}

.circuit-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.07;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160' viewBox='0 0 160 160'%3E%3Cg fill='none' stroke='%23FFC72C' stroke-width='1.5'%3E%3Cpath d='M0 40H40V0'/%3E%3Cpath d='M40 40H120V120'/%3E%3Cpath d='M120 0V80H160'/%3E%3Cpath d='M0 120H60V160'/%3E%3Cpath d='M80 160V130H160'/%3E%3Ccircle cx='40' cy='40' r='4'/%3E%3Ccircle cx='120' cy='120' r='4'/%3E%3Ccircle cx='120' cy='80' r='4'/%3E%3Ccircle cx='60' cy='120' r='4'/%3E%3Ccircle cx='80' cy='130' r='4'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 160px 160px;
}

.circuit-bg > * { position: relative; z-index: 1; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 17, 32, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
  letter-spacing: 0.02em;
}

.logo span { color: var(--accent); }

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s ease;
}

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

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--accent);
  font-weight: 700;
  white-space: nowrap;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero {
  padding: 100px 0 90px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-alt) 100%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.1rem, 4.2vw, 3.2rem);
}

.hero-sub {
  color: var(--text-dim);
  font-size: 1.1rem;
  max-width: 46ch;
  margin: 0 0 32px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 26px;
  border-radius: var(--radius);
  font-weight: 700;
  text-decoration: none;
  font-size: 0.98rem;
  border: 1px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: #14110A;
  box-shadow: 0 0 0 0 rgba(255, 199, 44, 0.5);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 199, 44, 0.25);
}

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

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-photo {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}

.hero-photo img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.hero-photo-badge {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  background: rgba(11, 17, 32, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 18px;
}

.hero-photo-badge .spark {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  animation: pulse 2.6s ease-in-out infinite;
}

.hero-photo-badge .spark svg { width: 20px; height: 20px; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 199, 44, 0.45); }
  50% { box-shadow: 0 0 0 12px rgba(255, 199, 44, 0); }
}

.hero-photo-badge strong {
  display: block;
  font-family: var(--font-head);
  font-size: 0.95rem;
}

.hero-photo-badge span {
  color: var(--text-dim);
  font-size: 0.82rem;
}

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Services */
.service-list {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}

.service-row {
  display: flex;
  gap: 22px;
  align-items: flex-start;
  padding: 30px 32px;
  transition: background 0.2s ease;
}

.service-row + .service-row { border-top: 1px solid var(--line); }

.service-row:hover { background: rgba(255, 199, 44, 0.04); }

.service-row-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 199, 44, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.service-row-icon svg { width: 21px; height: 21px; stroke: var(--accent); }

.service-row-body h3 { font-size: 1.3rem; margin-bottom: 8px; }

.service-row-body p { color: var(--text-dim); margin: 0; font-size: 0.96rem; }

/* About */
.about-copy {
  max-width: 720px;
  margin: 0 auto;
}

.about-copy p {
  color: var(--text-dim);
  font-size: 1.05rem;
}

.trust-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  display: grid;
  gap: 14px;
}

.trust-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--text);
}

.trust-list svg {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  stroke: var(--accent);
  margin-top: 2px;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.contact-block {
  display: grid;
  gap: 18px;
  align-content: start;
}

.contact-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.contact-item:hover { border-color: var(--accent-dim); transform: translateX(4px); }

.contact-item svg { width: 22px; height: 22px; stroke: var(--accent); flex-shrink: 0; margin-top: 2px; }

.contact-item strong { display: block; font-size: 0.98rem; }

.contact-item span { color: var(--text-dim); font-size: 0.9rem; }

.contact-form {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: grid;
  gap: 16px;
}

.contact-form label {
  font-size: 0.88rem;
  color: var(--text-dim);
  display: grid;
  gap: 6px;
}

.contact-form input,
.contact-form textarea {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.contact-form button {
  cursor: pointer;
  font-family: var(--font-body);
}

.form-note {
  margin: 0;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.form-note a { color: var(--accent); }

.form-status {
  margin: 0;
  font-size: 0.88rem;
  color: var(--accent);
  padding: 10px 14px;
  background: rgba(255, 199, 44, 0.1);
  border: 1px solid var(--accent-dim);
  border-radius: 8px;
}

/* Footer */
.site-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
  padding: 56px 0 110px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}

.footer-brand .logo { display: inline-block; margin-bottom: 12px; }

.footer-brand p { color: var(--text-dim); font-size: 0.9rem; max-width: 40ch; }

.footer-legal {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.9;
}

.footer-legal strong { color: var(--text); }

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-size: 0.88rem;
  color: var(--text-dim);
  align-items: center;
}

.footer-links a { text-decoration: none; color: var(--text-dim); }

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

/* Sticky mobile CTA */
.mobile-cta {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 60;
  background: var(--bg-alt);
  border-top: 1px solid var(--line);
  padding: 10px 16px;
  padding-bottom: max(10px, env(safe-area-inset-bottom));
}

.mobile-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: var(--accent);
  color: #14110A;
  font-weight: 700;
  padding: 14px;
  border-radius: var(--radius);
  text-decoration: none;
}

@media (max-width: 860px) {
  .main-nav { display: none; }

  .menu-toggle { display: block; }

  .main-nav.open {
    display: flex;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
    padding: 20px;
    gap: 18px;
  }

  .main-nav a { padding: 6px 0; }

  .hero .container { grid-template-columns: 1fr; }

  .hero-photo { order: -1; }

  .service-row { padding: 24px 20px; }

  .contact-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; }

  .section { padding: 64px 0; }

  .mobile-cta { display: block; }

  body { padding-bottom: 72px; }

  .site-footer { padding-bottom: 96px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  .reveal {
    transition: none;
    opacity: 1;
    transform: none;
  }

  .hero-photo-badge .spark { animation: none; }

  .service-row, .btn, .contact-item, .btn-secondary {
    transition: none;
  }
}