:root {
  color-scheme: dark;
  --bg: #0a0f14;
  --bg-alt: #0f1620;
  --text: #e6f1ff;
  --muted: #9fb0c3;
  --accent: #00d2ff;
  --accent-2: #00a3ff;
  --card: #111a24;
  --border: rgba(255, 255, 255, 0.08);
  --glow: 0 0 25px rgba(0, 210, 255, 0.25);
  --shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

:root.light {
  color-scheme: light;
  --bg: #f3f7fb;
  --bg-alt: #e7eef7;
  --text: #0a0f14;
  --muted: #4d6075;
  --accent: #008cff;
  --accent-2: #2bd8ff;
  --card: #ffffff;
  --border: rgba(0, 0, 0, 0.08);
  --glow: 0 0 25px rgba(0, 140, 255, 0.2);
  --shadow: 0 14px 30px rgba(15, 28, 44, 0.18);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Manrope", sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img, svg {
  display: block;
}

#particle-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.bg-orbit {
  position: fixed;
  inset: -20% -10% 0;
  background: radial-gradient(circle at top, rgba(0, 210, 255, 0.15), transparent 55%),
    radial-gradient(circle at 30% 40%, rgba(0, 140, 255, 0.18), transparent 50%);
  filter: blur(40px);
  z-index: 0;
  animation: orbit 20s linear infinite;
  pointer-events: none;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(circle at 30% 20%, rgba(0,0,0,0.9), rgba(0,0,0,0));
  z-index: 0;
  pointer-events: none;
}

@keyframes orbit {
  0% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(-5%, 3%, 0); }
  100% { transform: translate3d(0, 0, 0); }
}

.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid var(--border);
}

.navbar {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-family: "Orbitron", sans-serif;
  font-weight: 700;
  letter-spacing: 1px;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-links a {
  color: var(--muted);
  font-weight: 500;
  transition: color 0.2s ease;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
}

.theme-toggle {
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--text);
  padding: 6px 10px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  box-shadow: var(--glow);
}

.theme-toggle .sun,
.theme-toggle .moon {
  font-size: 0.8rem;
}

.section {
  position: relative;
  z-index: 1;
  padding: 90px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  align-items: center;
  padding-top: 120px;
}

.hero h1 {
  font-family: "Orbitron", sans-serif;
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  line-height: 1.1;
  text-shadow: var(--glow);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.8rem;
  margin-bottom: 10px;
}

.sub {
  color: var(--muted);
  font-size: 1.1rem;
  margin: 16px 0 24px;
}

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

.btn {
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn.small {
  padding: 8px 16px;
  font-size: 0.9rem;
}

.btn.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #041018;
  box-shadow: var(--glow);
}

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

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0, 210, 255, 0.25);
}

.hero-card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 32px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.hero-card .pulse {
  position: absolute;
  inset: -50%;
  background: radial-gradient(circle, rgba(0, 210, 255, 0.2), transparent 60%);
  animation: pulse 6s ease-in-out infinite;
}

.panel {
  position: relative;
  z-index: 1;
}

.panel-title {
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--muted);
}

.stat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.stat:last-child {
  border-bottom: none;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.6; }
  50% { transform: scale(1.1); opacity: 1; }
  100% { transform: scale(1); opacity: 0.6; }
}

.section-header {
  max-width: 650px;
  margin-bottom: 40px;
}

.section-header h2 {
  font-family: "Orbitron", sans-serif;
  margin-bottom: 12px;
}

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

.about-grid,
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}

.about-card,
.card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 24px;
  border-radius: 18px;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.about-card:hover,
.card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
  box-shadow: 0 15px 35px rgba(0, 210, 255, 0.15);
}

.project .btn {
  margin-top: 16px;
  align-self: flex-start;
}

.price-card {
  display: grid;
  gap: 12px;
}

.price-tag {
  font-family: "Orbitron", sans-serif;
  font-size: 1.5rem;
  color: var(--accent);
}

.price-list {
  list-style: none;
  display: grid;
  gap: 8px;
  color: var(--muted);
}

.inline-link {
  color: var(--accent);
  font-weight: 600;
}

.contact-form {
  display: grid;
  gap: 16px;
  max-width: 600px;
}

.field {
  display: grid;
  gap: 8px;
}

label {
  font-weight: 600;
  color: var(--muted);
}

input, textarea {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 12px 14px;
  border-radius: 12px;
  font-family: inherit;
}

input:focus, textarea:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 60%, transparent);
}

.footer {
  position: relative;
  z-index: 1;
  padding: 30px 24px 60px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
  color: var(--muted);
}

.socials {
  display: flex;
  gap: 18px;
}

.socials a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.socials a:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--glow);
}

.socials svg {
  width: 18px;
  fill: currentColor;
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (max-width: 850px) {
  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
  }

  .nav-links {
    position: absolute;
    top: 62px;
    right: 24px;
    background: var(--card);
    padding: 16px;
    border-radius: 16px;
    border: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    transform: scale(0.95);
    opacity: 0;
    pointer-events: none;
    transition: all 0.2s ease;
  }

  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
  }
}

@media (max-width: 600px) {
  .hero {
    padding-top: 90px;
  }

  .navbar {
    padding: 14px 18px;
  }
}