* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #e2e8f0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #334155;
}

.logo {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: #ffffff;
}

.logo span {
    color: #673de6;
}

.navbar nav a {
    color: #cbd5e1;
    text-decoration: none;
    margin-left: 24px;
    font-size: 15px;
    transition: color 0.2s ease;
}

.navbar nav a:hover {
    color: #673de6;
}

/* Hero */
.hero {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 60px 20px;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 16px;
    color: #ffffff;
}

.subtitle {
    font-size: 18px;
    color: #94a3b8;
    margin-bottom: 32px;
    max-width: 500px;
}

.subtitle strong {
    color: #673de6;
}

/* Button */
button {
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    background: #673de6;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    transition: transform 0.15s ease, background 0.2s ease;
}

button:hover {
    background: #5025d1;
    transform: translateY(-2px);
}

button:active {
    transform: translateY(0);
}

.counter {
    margin-top: 20px;
    font-size: 14px;
    color: #64748b;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    font-size: 14px;
    color: #64748b;
    border-top: 1px solid #334155;
}