:root {
  --bg: #0b1220;
  --bg-alt: #0f172a;
  --surface: #16233b;
  --border: #22314f;
  --text: #e6edf7;
  --muted: #94a3b8;
  --accent: #34d399;
  --accent-2: #38bdf8;
  --radius: 16px;
  --max-width: 1080px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: min(var(--max-width), 92%);
  margin: 0 auto;
}

/* ---------- Topbar ---------- */
.topbar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--muted);
}

.topbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  flex-wrap: wrap;
}

.topbar a { color: var(--accent); text-decoration: none; }
.topbar a:hover { text-decoration: underline; }

/* ---------- Navbar ---------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.15rem;
}

.brand-logo {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04101f;
  font-size: 0.9rem;
  font-weight: 800;
}

.brand-text .accent { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-actions { display: flex; align-items: center; gap: 12px; }

.lang-btn {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ---------- Hero ---------- */
.hero {
  padding: 110px 0 90px;
  text-align: center;
  background:
    radial-gradient(700px 320px at 20% 10%, rgba(52, 211, 153, 0.12), transparent 60%),
    radial-gradient(700px 320px at 80% 0%, rgba(56, 189, 248, 0.10), transparent 60%),
    var(--bg);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.85rem;
  margin-bottom: 26px;
}

.pulse-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.hero-title {
  font-size: clamp(2rem, 5.5vw, 3.3rem);
  line-height: 1.15;
  font-weight: 800;
  margin-bottom: 20px;
}

.gradient-text {
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  display: block;
}

.hero-sub {
  max-width: 640px;
  margin: 0 auto 34px;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Stats ---------- */
.stats {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
  padding: 40px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
  text-align: center;
}

.stat-num {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 800;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label { color: var(--muted); font-size: 0.92rem; }

/* ---------- Services ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.service-card {
  padding: 30px 26px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform 0.2s, border-color 0.2s;
}

.service-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}

.service-icon {
  font-size: 1.8rem;
  margin-bottom: 14px;
}

.service-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
}

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

/* ---------- CTA band ---------- */
.cta-band {
  background:
    radial-gradient(600px 260px at 50% 0%, rgba(52, 211, 153, 0.14), transparent 70%),
    var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 70px 0;
}

.cta-inner { text-align: center; }

.cta-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 14px;
}

.cta-text {
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto 28px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s;
  border: 1px solid transparent;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #04101f;
}

.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(52, 211, 153, 0.3); }

.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: var(--surface);
}

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

.btn-sm { padding: 9px 18px; font-size: 0.88rem; }

/* ---------- Sections ---------- */
.section { padding: 84px 0; }

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

.section-head { text-align: center; margin-bottom: 48px; }

.section-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 10px;
}

.section-sub { color: var(--muted); }

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: start;
}

.about-text p { color: var(--muted); margin-bottom: 16px; }

.skill-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.skill-tag {
  display: inline-block;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text);
  font-size: 0.9rem;
}

/* ---------- App card ---------- */
.app-card {
  display: flex;
  gap: 30px;
  align-items: flex-start;
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  max-width: 820px;
  margin: 0 auto;
}

.app-icon-wrap {
  flex-shrink: 0;
  width: 110px;
  height: 110px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #0b1220;
}

.app-icon { width: 100%; height: 100%; object-fit: cover; display: block; }

.app-name {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.app-subname { color: var(--muted); font-weight: 500; font-size: 1rem; }

.app-tag {
  display: inline-block;
  padding: 4px 12px;
  margin-bottom: 12px;
  border-radius: 999px;
  background: rgba(52, 211, 153, 0.12);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

.app-desc { color: var(--muted); margin-bottom: 14px; }

.feature-list {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 20px;
  margin-bottom: 20px;
}

.feature-list li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 700;
  margin-right: 8px;
}

.more-soon { text-align: center; color: var(--muted); margin-top: 34px; font-size: 0.95rem; }

/* ---------- Coming soon ---------- */
.coming-soon {
  text-align: center;
  padding: 56px 24px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  max-width: 620px;
  margin: 0 auto;
}

.coming-soon-icon { font-size: 3rem; margin-bottom: 16px; }

.coming-soon h3 { margin-bottom: 10px; font-size: 1.3rem; }

.coming-soon p { color: var(--muted); }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 30px;
  align-items: start;
}

.contact-info {
  display: grid;
  gap: 16px;
}

.contact-item {
  text-align: center;
  padding: 30px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: transform 0.2s;
}

.contact-item:hover { transform: translateY(-4px); }

.contact-icon { font-size: 1.9rem; margin-bottom: 12px; }

.contact-item h4 { margin-bottom: 8px; }

.contact-link { color: var(--accent); text-decoration: none; font-weight: 600; }

.contact-link:hover { text-decoration: underline; }

.contact-text { color: var(--muted); }

/* ---------- Contact form ---------- */
.contact-form {
  padding: 30px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  display: grid;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-field { display: grid; gap: 7px; }

.form-field label { font-size: 0.88rem; font-weight: 600; color: var(--muted); }

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-field input:focus,
.form-field textarea:focus { border-color: var(--accent); }

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

.form-note {
  text-align: center;
  font-size: 0.88rem;
  color: var(--accent);
  font-weight: 600;
}

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--border);
  padding: 44px 0 24px;
  background: var(--bg-alt);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 30px;
  margin-bottom: 30px;
}

.footer-about { color: var(--muted); font-size: 0.92rem; margin-top: 14px; }

.footer-col h4 {
  font-size: 1rem;
  margin-bottom: 14px;
}

.footer-links {
  list-style: none;
  display: grid;
  gap: 9px;
}

.footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.2s;
}

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

.footer-links span { color: var(--muted); font-size: 0.92rem; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--muted);
  font-size: 0.88rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 10px 0;
    transform: translateY(-130%);
    transition: transform 0.3s;
  }

  .nav-links.open { transform: translateY(0); }

  .nav-links li { width: 100%; }

  .nav-links a { display: block; padding: 13px 24px; }

  .hamburger { display: flex; }

  .nav-cta { display: none; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }

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

  .about-grid,
  .app-card { grid-template-columns: 1fr; }

  .app-card { flex-direction: column; align-items: center; text-align: center; }

  .feature-list { grid-template-columns: 1fr; text-align: left; }

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

  .app-info { text-align: center; }

  .feature-list { justify-items: start; }

  .form-row { grid-template-columns: 1fr; }

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