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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: #0a0a0a;
    color: #fff;
    line-height: 1.5;
}

/* Header */
.header {
    background: #000;
    border-bottom: 1px solid #222;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: 2px;
}

.nav {
    display: flex;
    gap: 30px;
}

.nav a {
    color: #fff;
    text-decoration: none;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    transition: color 0.3s;
}

.nav a:hover {
    color: #aaa;
}

/* Hero */
.hero {
    padding: 150px 40px;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    border-bottom: 1px solid #222;
}

.hero-inner {
    max-width: 700px;
}

.hero h1 {
    font-size: 120px;
    font-weight: 900;
    margin-bottom: 15px;
    letter-spacing: -2px;
}

.hero p {
    font-size: 20px;
    color: #888;
    margin-bottom: 60px;
    font-weight: 400;
}

.server-box {
    display: flex;
    justify-content: center;
}

.server-ip {
    display: flex;
    align-items: center;
    gap: 15px;
    background: #111;
    border: 1px solid #333;
    padding: 18px 30px;
    font-family: 'Courier New', monospace;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.server-ip:hover {
    background: #1a1a1a;
    border-color: #555;
}

.copy-btn {
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    font-size: 12px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 1px;
    transition: color 0.3s;
}

.copy-btn:hover {
    color: #fff;
}

/* About */
.about {
    padding: 100px 40px;
    border-bottom: 1px solid #222;
}

.about-inner {
    max-width: 900px;
    margin: 0 auto;
}

.about h2 {
    font-size: 48px;
    font-weight: 900;
    margin-bottom: 30px;
    letter-spacing: -1px;
}

.about p {
    font-size: 16px;
    color: #aaa;
    margin-bottom: 60px;
    line-height: 1.8;
}

.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.feat {
    background: #111;
    border: 1px solid #222;
    padding: 30px;
    border-radius: 4px;
    text-align: center;
}

.feat strong {
    display: block;
    font-size: 18px;
    margin-bottom: 10px;
    font-weight: 700;
    text-transform: uppercase;
}

.feat span {
    display: block;
    font-size: 13px;
    color: #666;
}

/* Footer */
.footer {
    padding: 40px;
    text-align: center;
    border-top: 1px solid #222;
    font-size: 13px;
    color: #666;
}

.footer a {
    color: #aaa;
    text-decoration: none;
    transition: color 0.3s;
}

.footer a:hover {
    color: #fff;
}

/* Copy Notification */
.copy-notification {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #fff;
    color: #000;
    padding: 12px 20px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
    z-index: 1000;
}

.copy-notification.show {
    opacity: 1;
}

/* Responsive */
@media (max-width: 768px) {
    .header-inner {
        padding: 15px 20px;
    }

    .logo {
        font-size: 22px;
    }

    .nav {
        gap: 15px;
    }

    .hero {
        padding: 80px 20px;
        min-height: auto;
    }

    .hero h1 {
        font-size: 64px;
    }

    .hero p {
        font-size: 16px;
    }

    .about {
        padding: 60px 20px;
    }

    .about h2 {
        font-size: 36px;
    }

    .features {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .server-ip {
        flex-direction: column;
        gap: 10px;
    }
}