:root {
    --bg: #0a0a0a;
    --text: #e0e0e0;
    --primary: #00ff9d; /* Cyan/Green Light */
    --secondary: #ff0055; /* Alert Red */
    --dim: #444;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font-mono);
    line-height: 1.6;
    overflow-x: hidden;
}

.scanline {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to bottom, rgba(255,255,255,0), rgba(255,255,255,0) 50%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0.2));
    background-size: 100% 4px;
    pointer-events: none;
    z-index: 999;
}

.container { max-width: 900px; margin: 0 auto; padding: 20px; }

/* HEADER */
header {
    display: flex;
    justify-content: space-between;
    padding: 40px 0;
    align-items: center;
    border-bottom: 1px solid var(--dim);
}

.logo { font-size: 1.2rem; font-weight: bold; letter-spacing: -1px; }
.status { color: var(--primary); font-size: 0.8rem; margin-left: 10px; animation: blink 2s infinite; }

nav a { color: var(--dim); text-decoration: none; margin-left: 20px; transition: color 0.3s; }
nav a:hover, nav a.btn-action { color: var(--primary); }
.btn-action { border: 1px solid var(--primary); padding: 8px 16px; }

/* HERO */
#hero { padding: 100px 0; text-align: left; }
h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; }
.highlight { color: var(--secondary); text-decoration: line-through; }
.subtitle { font-size: 1.2rem; color: var(--dim); max-width: 600px; }

/* SECTIONS */
section { padding: 80px 0; border-bottom: 1px solid #1a1a1a; }
h2 { font-size: 2rem; margin-bottom: 30px; color: var(--primary); }

/* TERMINAL WINDOW */
.terminal-window {
    background: #111; border: 1px solid var(--dim); border-radius: 5px; margin-bottom: 30px;
    font-size: 0.9rem;
}
.terminal-header { background: #222; padding: 5px 10px; display: flex; gap: 5px; }
.dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.red { background: #ff5f56; } .yellow { background: #ffbd2e; } .green { background: #27c93f; }
.terminal-body { padding: 20px; color: #aaa; }
.error { color: var(--secondary); }
.comment { color: #666; }

/* GRID */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; }
.card { border: 1px solid var(--dim); padding: 20px; transition: 0.3s; }
.card:hover { border-color: var(--primary); transform: translateY(-5px); }
.card h3 { color: var(--text); margin-bottom: 10px; }

/* CTA */
.btn-main {
    background: var(--primary); color: var(--bg); padding: 15px 30px; 
    font-weight: bold; text-decoration: none; display: inline-block;
    transition: 0.3s;
}
.btn-main:hover { background: #fff; box-shadow: 0 0 15px var(--primary); }

footer { padding: 50px 0; text-align: center; color: var(--dim); font-size: 0.8rem; }
footer a { color: var(--dim); }

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* Mobile */
@media (max-width: 600px) {
    h1 { font-size: 2.5rem; }
    header { flex-direction: column; gap: 20px; }
}
textarea {
    width: 100%;
    background: #000;
    border: 1px solid var(--dim);
    color: var(--primary);
    font-family: var(--font-mono);
    padding: 10px;
    margin-bottom: 15px;
    resize: vertical;
}
textarea:focus { outline: 1px solid var(--primary); }
.full-width { width: 100%; text-align: center; cursor: pointer; }