:root {
    --bg-pure: #050505;
    --accent-raw: #00ff66;
    --text-bright: #ffffff;
    --text-dim: #444444;
    --border-line: #111111;
}

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

body {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    background-color: var(--bg-pure);
    color: var(--text-bright);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.bg-grid {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, #090909 1px, transparent 1px),
        linear-gradient(to bottom, #090909 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: 1;
}

.panel {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 40px;
    width: 100%;
    max-width: 650px;
}

.meta-tag {
    font-size: 0.65rem;
    color: var(--text-dim);
    letter-spacing: 0.4em;
    margin-bottom: 30px;
}

/* silver color*/
.brand-logo {
    font-family: 'Playfair Display', Georgia, serif;
    font-size: 3.2rem;
    font-weight: 500;
    font-style: italic;
    letter-spacing: -0.01em;
    margin-bottom: 25px;
    color: var(--text-bright);
    background: linear-gradient(180deg, #ffffff 40%, #777777 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.console {
    font-size: 0.95rem;
    color: #888888;
    min-height: 48px;
    line-height: 1.6;
    margin-bottom: 50px;
    padding: 0 20px;
}

#interactive-text {
    color: #e5e7eb;
}

.cursor {
    color: var(--accent-raw);
    animation: blink 0.8s infinite steps(2);
}

@keyframes blink {
    0% { opacity: 0; }
    100% { opacity: 1; }
}

.contact-box {
    border-top: 1px solid var(--border-line);
    padding-top: 30px;
}

.mail-btn {
    font-size: 0.8rem;
    color: var(--text-dim);
    text-decoration: none;
    letter-spacing: 0.1em;
    transition: color 0.3s ease;
}

.mail-btn:hover {
    color: var(--text-bright);
}