/* =========================
   V-Infra - style.css
   ========================= */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: 'Poppins', sans-serif;
  background: #121212;
  color: white;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===== HEADER ===== */
/* ===== HEADER STYLES ===== */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.2rem 5%;
  background: rgba(18, 18, 18, 0.9);
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  backdrop-filter: blur(10px);
  transition: background 0.3s ease;
}

.logo {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: #ff6b00;
}

nav {
  display: flex;
  gap: 2rem;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
}

nav a:hover {
  color: #ff6b00;
}

/* Hamburger Icon */
.menu-toggle {
  display: none;
  font-size: 1.8rem;
  color: #ff6b00;
  cursor: pointer;
}
/* ===== Mobile Responsive Menu ===== */
@media (max-width: 850px) {
  nav {
    display: none;
    flex-direction: column;
    background: #111;
    position: absolute;
    top: 70px;
    right: 0;
    width: 200px;
    text-align: right;
    padding: 1rem;
    border-radius: 0 0 0 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
  }

  nav.active {
    display: flex;
  }

  nav a {
    margin: 0.8rem 0;
    font-size: 1rem;
  }

  .menu-toggle {
    display: block;
  }
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background: linear-gradient(180deg, #121212, #2c2c2c);
  position: relative;
  overflow: hidden;
  padding-top: 88px; /* account for fixed header */
}

.hero-content {
  transition: transform 0.22s ease-out;
  transform-style: preserve-3d;
  will-change: transform;
  z-index: 2;
  padding: 2rem;
}
.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #0d0d0d, #1a1a1a); /* or #ff6b00 etc. */
  z-index: -2;
}
.hero-lottie {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.5;
}

.title {
  font-family: 'Orbitron', sans-serif;
  font-size: 3rem;
  text-transform: uppercase;
  color: #ff6b00;
  text-shadow: 0 0 20px rgba(255,107,0,0.7);
  transform: perspective(800px) rotateX(10deg);
}
.subtitle {
  font-size: 1.1rem;
  margin-top: 0.8rem;
  opacity: 0.85;
}
.cta {
  margin-top: 1.8rem;
  background: #ff6b00;
  color: white;
  border: none;
  padding: 0.9rem 1.9rem;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease;
  box-shadow: 0 0 20px rgba(255,107,0,0.35);
}
.cta:hover {
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 0 36px rgba(255,107,0,0.6);
}

/* ===== Floating Cubes (3D illusion) ===== */
.floating-cubes .cube {
  position: absolute;
  width: 70px;
  height: 70px;
  background: rgba(255,107,0,0.12);
  border: 1px solid rgba(255,107,0,0.45);
  top: 40%;
  left: 50%;
  transform-style: preserve-3d;
  animation: float 6s infinite ease-in-out;
  mix-blend-mode: screen;
  will-change: transform;
  border-radius: 6px;
  backdrop-filter: blur(1px);
  pointer-events: none;
}
/* vary sizes & positions for depth */
.floating-cubes .cube:nth-child(1) { width: 90px; height: 90px; left: 22%; top: 45%; animation-delay: 0s; }
.floating-cubes .cube:nth-child(2) { width: 60px; height: 60px; left: 55%; top: 30%; animation-delay: 1.5s; }
.floating-cubes .cube:nth-child(3) { width: 75px; height: 75px; left: 75%; top: 60%; animation-delay: 3s; }

@keyframes float {
  0% { transform: translateY(0) rotateY(0deg) rotateX(0deg) translateZ(0); opacity: 1; }
  50% { transform: translateY(-90px) rotateY(180deg) rotateX(180deg) translateZ(30px); opacity: 0.85; }
  100% { transform: translateY(0) rotateY(360deg) rotateX(360deg) translateZ(0); opacity: 1; }
}

/* ===== ABOUT ===== */
.about {
  padding: 6rem 10%;
  background: #1a1a1a;
  text-align: center;
  position: relative;
}
.about h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.2rem;
  color: white;
  text-transform: uppercase;
  margin-bottom: 1.2rem;
}
.about-image {
  flex: 1;
  min-width: 300px;
}
.about-image img {
  width: 70%;
  border-radius: 12px;
  box-shadow: 0 0 30px rgba(255,107,0,0.3);
  transform: perspective(800px) rotateY(-5deg);
  transition: 0.6s ease;
}
.about-image img:hover {
  transform: perspective(800px) rotateY(0deg) scale(1.02);
}
.about h2 span { color: #ff6b00; }
.about p {
  color: #ccc;
  font-size: 1.05rem;
  max-width: 760px;
  margin: 0 auto 2rem auto;
  line-height: 1.7;
}
.stats {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.stat-card {
  background: linear-gradient(145deg, #2b2b2b, #1f1f1f);
  border-radius: 10px;
  padding: 1.6rem;
  min-width: 180px;
  transform: perspective(600px) rotateY(8deg);
  transition: transform .35s ease, box-shadow .35s ease;
  box-shadow: 0 0 16px rgba(255,107,0,0.12);
}
.stat-card:hover {
  transform: perspective(600px) rotateY(0deg) translateY(-8px);
  box-shadow: 0 0 32px rgba(255,107,0,0.28);
}
.stat-card h3 {
  color: #ff6b00;
  font-size: 2rem;
  margin-bottom: 0.4rem;
}

/* ===== PROJECTS ===== */
.projects {
  background: linear-gradient(180deg, #121212, #1a1a1a);
  padding: 6rem 10%;
  text-align: center;
}
.projects h2 {
  font-family: 'Orbitron', sans-serif;
  color: white;
  font-size: 2.2rem;
  margin-bottom: 1.6rem;
}
.projects h2 span { color: #ff6b00; }
.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.6rem;
}
.project-card {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  cursor: pointer;
  transform: perspective(1000px) rotateY(0);
  transition: transform .4s ease;
  min-height: 200px;
}
.project-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .45s ease, filter .45s ease;
  display: block;
}
.project-card:hover img {
  transform: scale(1.08);
  filter: brightness(0.72);
}
.project-card .overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 1rem;
  background: rgba(0,0,0,0.7);
  transform: translateY(100%);
  transition: transform .35s ease;
}
.project-card:hover .overlay { transform: translateY(0); }
.overlay h3 { color: #ff6b00; font-size: 1.05rem; }
.overlay p { color: #ccc; font-size: 0.9rem; margin-top: 0.4rem; }

/* ===== SERVICES ===== */
.services {
  padding: 6rem 2rem;
  background: #0a0a0a;
  text-align: center;
  position: relative;
  z-index: 1;
}

.services h2 {
  font-size: 2.5rem;
  color: #fff;
  margin-bottom: 3rem;
}

.services h2 span {
  color: #ff6b00;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
}

.service-card {
  background: linear-gradient(145deg, #111, #181818);
  padding: 2.5rem 1.5rem;
  border-radius: 16px;
  box-shadow: 0 0 25px rgba(255, 107, 0, 0.1);
  transition: all 0.4s ease;
  position: relative;
}

.service-card:hover {
  transform: translateY(-10px) scale(1.03);
  box-shadow: 0 15px 40px rgba(255, 107, 0, 0.25);
}

.service-icon {
  font-size: 3.5rem;
  color: #ff6b00;
  margin-bottom: 1.2rem;
  transition: transform 0.3s ease, color 0.3s ease;
}

.service-card:hover .service-icon {
  transform: scale(1.2) rotate(5deg);
  color: #ffa347;
}

.service-card h3 {
  color: #fff;
  font-family: 'Orbitron', sans-serif;
  font-size: 1.5rem;
  margin-bottom: 0.8rem;
}

.service-card p {
  color: #ccc;
  font-size: 1rem;
  line-height: 1.6;
  max-width: 90%;
  margin: 0 auto;
}


/* ===== CONTACT ===== */
.contact {
  padding: 6rem 10%;
  background: #121212;
  color: white;
  text-align: center;
}
.contact h2 { font-family: 'Orbitron', sans-serif; font-size: 2.2rem; margin-bottom: 1.2rem; }
.contact-wrapper { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1.6rem; }
.contact-form { flex: 1; min-width: 300px; display: flex; flex-direction: column; gap: 1rem; }
.contact-form input, .contact-form textarea {
  background: #1a1a1a; border: 1px solid #333; color: white; padding: 0.9rem; border-radius: 8px;
}
.contact-form input:focus, .contact-form textarea:focus { border: 1px solid #ff6b00; outline: none; }
.contact-form button { background:#ff6b00; border:none; padding:0.9rem; border-radius:8px; cursor:pointer; }

/* ===== SOCIALS ===== */
.socials a { color: #ff6b00; font-size: 1.1rem; margin-right: 0.8rem; transition: color .25s; }
.socials a:hover { color: #fff; }

/* ===== Reveal animation base (sections start hidden) ===== */
.about, .projects, .contact, .services {
  opacity: 0;
  transform: translateY(100px);
  transition: opacity 0.9s ease, transform 0.9s ease;
}

/* ===== Reveal class toggled by JS ===== */
.visible {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* ===== Performance hints ===== */
.cube { will-change: transform; }
.hero-content { will-change: transform; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  header { padding: 1rem 1.5rem; }
  .title { font-size: 2rem; }
  .about, .projects, .contact, .services { padding: 3.5rem 6%; }
  .contact-wrapper { flex-direction: column; }
}
@media (max-width: 600px) {
  .floating-cubes .cube { display: none; } /* disable on small devices */
  nav { font-size: 0.95rem; }
  .logo { font-size: 1.4rem; }
  .title { font-size: 1.6rem; }
}

.footer {
  background: #1a1a1a;
  color: white;
  padding: 3rem 10%;
  text-align: center;
  border-top: 1px solid rgba(255, 107, 0, 0.3);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
  text-align: left;
}

.footer-logo h3 {
  font-family: 'Orbitron', sans-serif;
  color: #ff6b00;
  margin-bottom: 0.5rem;
}
.footer-logo p {
  color: #ccc;
  font-size: 0.95rem;
}

.footer-links h4,
.footer-socials h4 {
  color: #ff6b00;
  margin-bottom: 1rem;
  font-size: 1.1rem;
}
.footer-links ul {
  list-style: none;
}
.footer-links li {
  margin-bottom: 0.5rem;
}
.footer-links a {
  color: #ccc;
  text-decoration: none;
  transition: 0.3s;
}
.footer-links a:hover {
  color: #ff6b00;
}

.footer-socials .socials a {
  color: #ff6b00;
  font-size: 1.2rem;
  margin-right: 1rem;
  transition: 0.3s;
}
.footer-socials .socials a:hover {
  color: white;
}

.footer-bottom {
  margin-top: 2rem;
  border-top: 1px solid #333;
  padding-top: 1rem;
  font-size: 0.9rem;
  color: #888;
  text-align: center;
}