:root {
    --primary: #0A84FF;
    --bg: #000000;
    --card-bg: #1C1C1E;
    --text-main: #FFFFFF;
    --text-dim: #8E8E93;
    --accent: #30D158;
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
    background-color: var(--bg);
    color: var(--text-main);
    font-family: var(--font-family);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

header {
    text-align: center;
    margin-bottom: 60px;
}

h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 10px;
    background: linear-gradient(180deg, #FFFFFF 0%, #A1A1A1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tagline {
    color: var(--text-dim);
    font-size: 1.2rem;
}

section {
    margin-bottom: 40px;
    background: var(--card-bg);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--primary);
}

p {
    margin-bottom: 15px;
    color: var(--text-main);
}

ul {
    list-style: none;
    margin-bottom: 20px;
}

li {
    margin-bottom: 10px;
    padding-left: 25px;
    position: relative;
}

li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: bold;
}

.contact-box {
    text-align: center;
}

.button {
    display: inline-block;
    padding: 12px 24px;
    background-color: var(--primary);
    color: white;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    transition: opacity 0.2s;
    margin-top: 10px;
}

.button:hover {
    opacity: 0.8;
}

footer {
    text-align: center;
    padding: 40px 0;
    color: var(--text-dim);
    font-size: 0.9rem;
}

footer a {
    color: var(--primary);
    text-decoration: none;
    margin: 0 10px;
}

@media (max-width: 600px) {
    h1 {
        font-size: 2rem;
    }
}