:root {
    --bg: #0a192f;
    --surface: #112240;
    --text: #e6f1ff;
    --accent: #64ffda; /* Instrument panel green */
    --link: #00b4d8;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    margin: 0;
    line-height: 1.6;
}

.glass-nav {
    display: flex;
    justify-content: space-between;
    padding: 1.5rem 5%;
    background: rgba(17, 34, 64, 0.8);
    backdrop-filter: blur(10px); /* Modern Glassmorphism */
    border-bottom: 1px solid rgba(100, 255, 218, 0.1);
}

.brand { font-weight: 600; letter-spacing: 2px; }
.brand span { color: var(--accent); }

.dashboard { max-width: 1000px; margin: 4rem auto; padding: 0 20px; }

/* Bold & Graphic Pillar */
.hero h1 { font-size: 2.5rem; margin-bottom: 0.5rem; }

.tool-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

/* Material Metaphor Card */
.card {
    background: var(--surface);
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px -15px rgba(2, 12, 27, 0.7);
    transition: transform 0.3s ease; /* Motion with Meaning */
}

.card:hover { transform: translateY(-8px); border: 1px solid var(--accent); }

input[type="url"] {
    width: 100%;
    padding: 12px;
    margin-bottom: 1rem;
    background: var(--bg);
    border: 1px solid #233554;
    color: white;
    border-radius: 4px;
}

button {
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 12px 24px;
    cursor: pointer;
    font-weight: 600;
}

button:hover { background: rgba(100, 255, 218, 0.1); }