:root {
    --primary-blue: #173b8f;
    --primary-indigo: #4f46e5;
    --text-main: #243447;
    --text-muted: #64748b;
    --bg-main: #f8fafc;
    --bg-card: #ffffff;
    --accent: #38bdf8;
    --footer-bg: #0f172a;
    --transition: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: var(--bg-main); color: var(--text-main); line-height: 1.6; display: flex; flex-direction: column; min-height: 100vh; }

nav { background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(10px); padding: 1rem 2rem; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05); position: sticky; top: 0; z-index: 1000; display: flex; justify-content: center; align-items: center; gap: 2rem; flex-wrap: wrap; }
nav a { text-decoration: none; color: var(--text-muted); font-weight: 600; font-size: 0.95rem; transition: var(--transition); position: relative; }
nav a:hover, nav a.active { color: var(--primary-indigo); }
nav a::after { content: ''; position: absolute; width: 0; height: 2px; bottom: -4px; left: 0; background-color: var(--primary-indigo); transition: var(--transition); }
nav a:hover::after, nav a.active::after { width: 100%; }

header.hero { background: linear-gradient(135deg, var(--primary-blue), var(--primary-indigo)); color: white; padding: 6rem 2rem; text-align: center; position: relative; overflow: hidden; }
header.hero h1 { font-size: 3rem; margin-bottom: 1.5rem; font-weight: 800; letter-spacing: -0.02em; max-width: 900px; margin-left: auto; margin-right: auto; }
header.hero p { font-size: 1.25rem; margin-bottom: 2rem; opacity: 0.9; max-width: 700px; margin-left: auto; margin-right: auto; }
.hero-btn { display: inline-block; background: white; color: var(--primary-indigo); padding: 1rem 2rem; border-radius: 9999px; text-decoration: none; font-weight: 700; font-size: 1.1rem; box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1); transition: var(--transition); }
.hero-btn:hover { transform: translateY(-3px); box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1); background: #f8fafc; }

.container { max-width: 1200px; margin: 0 auto; padding: 4rem 2rem; flex-grow: 1; }
.page-header { text-align: center; margin-bottom: 3rem; }
.page-header h1 { font-size: 2.5rem; color: var(--primary-blue); margin-bottom: 1rem; }
.page-header p { font-size: 1.1rem; color: var(--text-muted); max-width: 800px; margin: 0 auto; }

.section-title { font-size: 2rem; color: var(--text-main); margin-bottom: 2rem; text-align: center; position: relative; }
.section-title::after { content: ''; display: block; width: 60px; height: 4px; background: var(--primary-indigo); margin: 10px auto 0; border-radius: 2px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; margin-bottom: 2rem;}
.card { background: var(--bg-card); padding: 2.5rem; border-radius: 1rem; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05); border: 1px solid rgba(0,0,0,0.05); transition: var(--transition); }
.card:hover { transform: translateY(-5px); box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1); border-color: rgba(79, 70, 229, 0.3); }
.card h3 { color: var(--primary-blue); font-size: 1.4rem; margin-bottom: 1rem; }
.card p { color: var(--text-muted); line-height: 1.7; margin-bottom: 1rem; }
.card ul { margin-left: 1.5rem; color: var(--text-muted); margin-bottom: 1rem;}
.card li { margin-bottom: 0.5rem; }

.table-container { background: var(--bg-card); border-radius: 1rem; overflow: hidden; box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05); margin-top: 2rem; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 1.25rem 1.5rem; text-align: left; }
th { background: var(--primary-blue); color: white; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; font-size: 0.9rem; }
td { border-bottom: 1px solid #e2e8f0; color: var(--text-main); }
tr:last-child td { border-bottom: none; }
tr:nth-child(even) { background: #f8fafc; }
tr:hover td { background: #f1f5f9; }

footer { background: var(--footer-bg); color: #94a3b8; padding: 3rem 2rem; text-align: center; font-size: 0.9rem; margin-top: auto; }

@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.animate-in { animation: fadeIn 0.6s ease forwards; }

@media (max-width: 768px) { header.hero h1 { font-size: 2.2rem; } nav { gap: 1rem; padding: 1rem; } .container { padding: 2rem 1rem; } .cards { grid-template-columns: 1fr; } }