:root { --bg-color: #05050c; --text-color: #e0e0e0; --accent-color: #f39c12; --link-color: #ffffff; }
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(--bg-color); color: var(--text-color); line-height: 1.6; background-image: radial-gradient(circle at 15% 50%, rgba(255, 255, 255, 0.08) 1px, transparent 1px), radial-gradient(circle at 85% 30%, rgba(255, 255, 255, 0.15) 2px, transparent 2px), radial-gradient(circle at 50% 80%, rgba(255, 255, 255, 0.05) 1px, transparent 1px); background-size: 100px 100px; }
header { background: rgba(0, 0, 0, 0.8); padding: 1.5rem 5%; display: flex; justify-content: space-between; align-items: center; position: sticky; top: 0; z-index: 100; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
.logo { font-size: 1.8rem; font-weight: bold; color: var(--accent-color); text-decoration: none; letter-spacing: 2px; }
nav ul { list-style: none; display: flex; gap: 2rem; }
nav a { color: var(--link-color); text-decoration: none; font-weight: 500; transition: color 0.3s; }
nav a:hover, nav a.active { color: var(--accent-color); }
.hero { height: 80vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; padding: 0 20px; background: linear-gradient(to bottom, rgba(5, 5, 12, 0.3), var(--bg-color)), url('https://images.unsplash.com/photo-1516331138075-f3adc1e149cd?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover; }
.hero h1 { font-size: 4rem; margin-bottom: 1rem; color: #fff; text-shadow: 0 0 20px rgba(0,0,0,0.8); }
.hero p { font-size: 1.2rem; max-width: 600px; margin-bottom: 2rem; text-shadow: 0 0 10px rgba(0,0,0,0.8); }
.btn { background-color: var(--accent-color); color: #000; padding: 12px 30px; text-decoration: none; border-radius: 30px; font-weight: bold; font-size: 1.1rem; transition: transform 0.2s, background-color 0.2s; display: inline-block;}
.btn:hover { background-color: #e67e22; transform: translateY(-2px); }
.container { max-width: 1200px; margin: 0 auto; padding: 4rem 2rem; }
.features, .grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; margin-top: 2rem; }
.card { background: rgba(255, 255, 255, 0.03); border: 1px solid rgba(255, 255, 255, 0.1); padding: 2rem; border-radius: 10px; transition: transform 0.3s; }
.card:hover { transform: translateY(-5px); background: rgba(255, 255, 255, 0.05); }
.card h3 { color: var(--accent-color); margin-bottom: 1rem; }
h1.page-title { text-align: center; font-size: 3rem; margin-bottom: 1rem; color: #fff; }
p.page-desc { text-align: center; max-width: 800px; margin: 0 auto 3rem auto; font-size: 1.2rem; color: #bbb; }
footer { text-align: center; padding: 2rem; background: rgba(0, 0, 0, 0.8); margin-top: 4rem; border-top: 1px solid rgba(255, 255, 255, 0.1); }