@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

:root {
    --bg-main: #020203;
    --bg-surface: #0a0a0c;
    --accent: #00ffa3;
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --border: rgba(255, 255, 255, 0.05);
    --transition: all 0.3s ease;
}

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

body {
    background-color: #020203;
    color: #ffffff;
    font-family: 'Space Grotesk', sans-serif;
    min-height: 100vh;
}

header {
    height: 80px;
    background: rgba(2, 2, 3, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
}

.logo { font-size: 1.5rem; font-weight: 700; color: #fff; }
.logo span { color: var(--accent); }

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 20px;
    font-weight: 500;
    transition: var(--transition);
}

nav a:hover { color: var(--accent); }

.hero {
    padding: 120px 20px 80px;
    text-align: center;
}

.hero h1 {
    font-size: 4rem;
    line-height: 1;
    margin-bottom: 20px;
}

.btn {
    padding: 12px 30px;
    border-radius: 10px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    transition: var(--transition);
}

.btn-primary { background: #fff; color: #000; }
.btn-outline { border: 1px solid var(--border); color: #fff; }

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    padding: 30px;
    border-radius: 20px;
}

.card h3 { margin-bottom: 10px; }
.card p { color: var(--text-secondary); margin-bottom: 20px; }

.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: #020203;
}

.auth-card {
    background: var(--bg-surface);
    width: 100%;
    max-width: 400px;
    padding: 40px;
    border-radius: 30px;
    border: 1px solid var(--border);
}

.input-field { margin-bottom: 20px; }
.input-field label { display: block; margin-bottom: 8px; font-size: 0.9rem; color: var(--text-secondary); }
.input-field input {
    width: 100%;
    padding: 15px;
    background: #111;
    border: 1px solid var(--border);
    border-radius: 10px;
    color: #fff;
    font-family: inherit;
}

.input-field input:focus { outline: none; border-color: var(--accent); }

.premium-status {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: var(--accent);
    color: #000;
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.8rem;
}