* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', sans-serif;
}
html { scroll-behavior: smooth; }
body {
  background: #121212;
  color: #fff;
}

    /* Header */
        header {
            position: fixed;
            top: 0px;
            left: 0;
            width: 100%;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            z-index: 1000;
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        header.scrolled {
            top: 0;
            background: rgba(255, 255, 255, 0.98);
            box-shadow: 0 6px 30px rgba(0,0,0,0.12);
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1.5rem 0;
            transition: var(--transition);
        }
        header.scrolled nav { padding: 1rem 0; }

        .logo {
            font-size: 2rem;
            font-weight: 900;
            color:  #0401b9c5;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 9px;
            letter-spacing: -0.8px;
        }
    
        /* LOGO ICON SIZE ADJUSTMENT - SET TO 75PX HEIGHT */
        .logo-img {
            height: 75px; /* Increased to 75px for better alignment with text */
            width:  auto;
            filter: drop-shadow(0 2px 8px rgba(10, 131, 252, 0.3));
        }

        .nav-links {
            display: flex;
            gap: 3rem;
            list-style: none;
        }
        .nav-links a {
            color: var(--gray-800);
            text-decoration: none;
            font-weight: 600;
            position: relative;
            font-size: 1.02rem;
            transition: var(--transition);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -10px;
            left: 50%;
            width: 0;
            height: 3px;
            background: linear-gradient(90deg, var(--primary), var(--accent));
            border-radius: 2px;
            transition: var(--transition);
            transform: translateX(-50%);
        }
        .nav-links a:hover::after,
        .nav-links a.active::after { width: 100%; }
        .nav-links a:hover,
        .nav-links a.active { color: var(--primary); }

        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: var(--gray-800);
            padding: 8px;
            border-radius: 50%;
            transition: var(--transition);
        }

         /* --- Professional Social Media Icons --- */
.social-links {
    display: flex;
    gap: 15px;
    margin-top: 25px;
}

.social-card {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.05); /* Halka glass effect */
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px; /* Thora rounded square look */
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    overflow: hidden;
    padding: 10px;
}

.social-card img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: var(--transition);
}

/* Hover Effects */
.social-card:hover {
    transform: translateY(-5px);
    background: var(--primary); /* Hover par primary color */
    border-color: var(--primary-light);
    box-shadow: 0 10px 20px rgba(67, 97, 238, 0.3);
}

.social-card:hover img {
    filter: brightness(1) invert(0); /* Hover par asli colors wapis aa jayenge */
    transform: scale(1.1);
}

/* Specific Hover Colors (Optional: Agar alag alag colors chahiye hon) */
.social-card.fb:hover { background: #1877F2; }
.social-card.insta:hover { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.social-card.linkedin:hover { background: #0077b5; }
.social-card.github:hover { background: #333; }
        .hamburger:hover { background: rgba(67,97,238,0.1); }

.container {
            width: 90%;
            max-width: 1350px;
            margin: 0 auto;
            padding: 0 20px;
        }

/* ================= HERO ================= */
.yt-hero {
  display: flex;
  align-items: center;
  height: 78vh;
  padding-left: 6%;
  margin-top: 120px; /* 🔥 HEADER HEIGHT FIX */
  background: linear-gradient(135deg, #4abfe2, #007bff, #123dfc);
}

.hero-left {
  
  flex: 1;
  max-width: 520px;
}

.hero-left h1 {
  margin-top: 20px;
  font-size: 3.8rem;
  font-weight: 800;
}

.hero-left span {
  color: #ffe600;
}

.hero-left p {
  margin-top: 20px;
  opacity: 0.85;
}

.hero-right {
  position: relative;
  flex: 1.2;
  height: 100%;
  margin-left: 60px;
  border-top-left-radius: 120px;
  border-bottom-left-radius: 120px;
  overflow: hidden;
}

.hero-right video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sound-btn {
  position: absolute;
  bottom: 20px;
  right: 20px;
  background: rgba(0,0,0,0.7);
  border: none;
  border-radius: 50%;
  width: 50px;
  height: 50px;
  font-size: 22px;
  cursor: pointer;
}

/* ================= TUTORIALS ================= */
.tutorials {
  background: #f5f6f8;
  padding: 100px 6%;
  color: #111;
}

.tutorials h2 {
  text-align: center;
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: 60px;
}

.tutorial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 35px;
}

.tutorial-card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
  transition: 0.3s;
}

.tutorial-card:hover {
  transform: translateY(-10px);
}

.video-wrapper {
  position: relative;
  height: 200px;
  background: black;
}

.video-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.custom-controls {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 15px;
  background: rgba(0,0,0,0.4);
}

.custom-controls button {
  background: rgba(0,0,0,0.8);
  color: white;
  border: none;
  padding: 6px 11px;
  border-radius: 30px;
  cursor: pointer;
  font-size: 10px;
}

.custom-controls button:hover {
  background: #007bff;
}

.tutorial-card p {
  padding: 18px;
  text-align: center;
  font-weight: 600;
}


/* ================= RESPONSIVE ================= */
@media (max-width: 900px) {
  .yt-hero {
    flex-direction: column;
    padding: 80px 20px;
    text-align: center;
    margin-top: 100px;
  }

  .hero-right {
    margin-top: 40px;
    margin-left: 0;
    width: 100%;
    border-radius: 30px;
  }
}