:root {
    --bg: #0a0a0f;
    --fg: #f5f5ff;
    --muted: #9aa0b4;
    --accent: #00ff9d;
    --accent-2: #ff00d4;
    --card: rgba(255, 255, 255, 0.04);
    --border: rgba(255, 255, 255, 0.08);
}

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

html, body {
    background: var(--bg);
    color: var(--fg);
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
    background-size: 48px 48px;
    z-index: 0;
    pointer-events: none;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
}

.bg-glow {
    position: fixed;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(0,255,157,0.18), transparent 60%);
    z-index: 0;
    pointer-events: none;
    filter: blur(40px);
}

.hero {
    position: relative;
    z-index: 1;
    max-width: 720px;
    margin: 0 auto;
    padding: 64px 24px 48px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.main-logo {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border);
    box-shadow:
        0 0 0 8px rgba(0,255,157,0.06),
        0 0 80px rgba(0,255,157,0.25);
    background: #111;
}

.title {
    font-size: clamp(48px, 9vw, 96px);
    font-weight: 900;
    letter-spacing: -0.03em;
    line-height: 1;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 60px rgba(0,255,157,0.4);
}

.subtitle {
    font-size: clamp(20px, 3vw, 28px);
    font-weight: 600;
    color: var(--fg);
    margin-top: -8px;
}

.description {
    font-size: clamp(15px, 2vw, 17px);
    color: var(--muted);
    max-width: 540px;
    line-height: 1.6;
    margin: 8px 0 4px;
}

.ca-container {
    margin-top: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 100%;
    cursor: pointer;
    transition: border-color 0.15s, transform 0.05s;
    user-select: none;
}
.ca-container:hover { border-color: var(--accent); }
.ca-container:active { transform: scale(0.99); }

.ca-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--accent);
    padding: 4px 8px;
    background: rgba(0,255,157,0.1);
    border-radius: 6px;
    flex-shrink: 0;
}

.ca-text {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    font-size: clamp(12px, 2vw, 15px);
    color: var(--fg);
    overflow-wrap: anywhere;
    word-break: break-all;
    flex: 1;
    text-align: left;
}

.ca-copy {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--muted);
    flex-shrink: 0;
    transition: color 0.15s;
}
.ca-container:hover .ca-copy { color: var(--accent); }

.ca-toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--accent);
    color: #000;
    padding: 10px 20px;
    border-radius: 10px;
    font-weight: 700;
    font-size: 14px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s, transform 0.2s;
    z-index: 100;
    box-shadow: 0 10px 40px rgba(0,255,157,0.4);
}
.ca-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.cta-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 12px;
}

.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 15px;
    text-decoration: none;
    transition: transform 0.1s, box-shadow 0.15s, background 0.15s;
    border: 1px solid transparent;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
    background: var(--accent);
    color: #000;
    box-shadow: 0 8px 30px rgba(0,255,157,0.35);
}
.btn-primary:hover { box-shadow: 0 12px 40px rgba(0,255,157,0.55); }

.btn-secondary {
    background: transparent;
    color: var(--fg);
    border-color: var(--border);
}
.btn-secondary:hover { border-color: var(--fg); background: var(--card); }

.socials {
    display: flex;
    gap: 20px;
    margin-top: 8px;
    flex-wrap: wrap;
    justify-content: center;
}

.social-link {
    color: var(--muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.15s;
}
.social-link:hover { color: var(--accent); }

.footer {
    margin-top: 32px;
    color: var(--muted);
    font-size: 12px;
    opacity: 0.6;
}

@media (max-width: 480px) {
    .hero { padding: 40px 16px 32px; }
    .main-logo { width: 140px; height: 140px; }
    .btn { padding: 12px 22px; font-size: 14px; }
}