/* Sharva's IT - Professional Dark Theme */
:root {
    --bg-color: #0b0c10;
    --card-bg: #1f2833;
    --text-color: #c5c6c7;
    --accent-color: #66fcf1; /* Neon Cyan */
    --accent-hover: #45a29e;
    --white: #ffffff;
    --gradient: linear-gradient(90deg, #66fcf1, #45a29e);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Inter', sans-serif; }
html { scroll-behavior: smooth; }
body { background-color: var(--bg-color); color: var(--text-color); line-height: 1.6; }

/* Typography */
h1, h2, h3, h4 { color: var(--white); font-weight: 700; }
a { text-decoration: none; color: inherit; transition: 0.3s; }
.text-gradient { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.tagline { color: var(--accent-color); font-weight: 600; letter-spacing: 1px; text-transform: uppercase; font-size: 0.9rem; margin-bottom: 10px; display: block; }

/* Buttons */
.btn { padding: 12px 30px; border-radius: 50px; font-weight: 600; cursor: pointer; border: none; display: inline-block; text-align: center; }
.btn.primary { background: var(--accent-color); color: #0b0c10; }
.btn.primary:hover { background: var(--accent-hover); transform: translateY(-2px); }
.btn.outline { border: 2px solid var(--accent-color); color: var(--accent-color); background: transparent; }
.btn.outline:hover { background: var(--accent-color); color: #0b0c10; }

/* Floating WhatsApp Button */
.whatsapp-float { position: fixed; bottom: 20px; right: 20px; background-color: #25d366; color: #FFF; width: 60px; height: 60px; border-radius: 50px; text-align: center; font-size: 30px; box-shadow: 2px 2px 3px #999; z-index: 1000; display: flex; align-items: center; justify-content: center; transition: 0.3s; }
.whatsapp-float:hover { background-color: #128c7e; transform: scale(1.1); }

/* Navbar */
.header { padding: 20px 5%; position: sticky; top: 0; background: rgba(11, 12, 16, 0.95); backdrop-filter: blur(10px); z-index: 999; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid #333; }
.brand-text { font-size: 1.5rem; color: white; font-weight: bold; }
nav { display: flex; gap: 25px; align-items: center; }
nav a { color: var(--white); font-weight: 500; }
nav a:hover, nav a.active { color: var(--accent-color); }
.mobile-menu-btn { display: none; color: white; font-size: 1.5rem; cursor: pointer; }

/* Hero Section */
.hero { min-height: 80vh; display: flex; align-items: center; justify-content: center; text-align: center; background: radial-gradient(circle at center, #1f2833 0%, #0b0c10 70%); padding: 80px 20px; }
.hero-content { max-width: 800px; }
.hero h1 { font-size: 3rem; line-height: 1.2; margin-bottom: 20px; }
.hero p { font-size: 1.1rem; margin-bottom: 40px; color: #aab; }
.cta-group { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap;}

/* Grid Sections */
.section { padding: 80px 10%; }
.section-header { text-align: center; margin-bottom: 50px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); gap: 40px; }

/* Cards */
.card { background: var(--card-bg); padding: 30px; border-radius: 15px; border: 1px solid #333; transition: 0.3s; display: flex; flex-direction: column; height: 100%; }
.card:hover { transform: translateY(-5px); border-color: var(--accent-color); box-shadow: 0 10px 30px rgba(102, 252, 241, 0.1); }
.card i { color: var(--accent-color); margin-bottom: 20px; font-size: 2rem; }
.card h3 { color: var(--white); margin-bottom: 15px; }
.card ul { list-style: none; margin-top: 15px; padding-left: 0; }
.card ul li { margin-bottom: 8px; font-size: 0.9rem; color: #ccc; display: flex; align-items: flex-start; }
.card ul li::before { content: "•"; color: var(--accent-color); margin-right: 10px; font-weight: bold; }

/* Industries Section */
.industry-tag { display: inline-block; background: #333; color: var(--accent-color); padding: 5px 15px; border-radius: 20px; margin: 5px; font-size: 0.9rem; }

/* Footer */
footer { background: #050505; padding: 60px 10% 20px; border-top: 1px solid #333; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 40px; margin-bottom: 40px; }
.footer-col h3 { color: var(--white); margin-bottom: 20px; font-size: 1.2rem; }
.footer-links a { display: block; margin-bottom: 10px; color: #888; transition: 0.3s; }
.footer-links a:hover { color: var(--accent-color); padding-left: 5px; }
.footer-contact p { margin-bottom: 15px; display: flex; align-items: center; gap: 10px; color: #ccc; }
.social-links { display: flex; gap: 15px; margin-top: 20px; }
.social-links a { width: 40px; height: 40px; background: #1f2833; display: flex; align-items: center; justify-content: center; border-radius: 50%; color: var(--white); transition: 0.3s; }
.social-links a:hover { background: var(--accent-color); color: #000; }
.copy { text-align: center; padding-top: 20px; border-top: 1px solid #222; font-size: 0.9rem; color: #666; }

/* Form */
.contact-form { background: var(--card-bg); padding: 40px; border-radius: 15px; border: 1px solid #333; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; color: var(--white); }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px; background: #0b0c10; border: 1px solid #333; color: white; border-radius: 8px; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent-color); outline: none; }

/* Responsive */
@media (max-width: 768px) {
    .header { padding: 15px 5%; }
    nav { display: none; position: absolute; top: 70px; left: 0; width: 100%; background: var(--card-bg); flex-direction: column; padding: 20px; border-bottom: 1px solid #333; }
    nav.active { display: flex; }
    .mobile-menu-btn { display: block; }
    .hero h1 { font-size: 2rem; }
    .grid-2, .grid-3 { grid-template-columns: 1fr; }
}