:root {
    --bg-midnight: #0B1420;
    --bg-charcoal: #121921;
    --accent-blue: #1A9CFF;
    --text-main: #FFFFFF;
    --text-dim: #B0B0B0;
    --border: rgba(255, 255, 255, 0.08);
    --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
    background-color: var(--bg-midnight);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    overflow-x: hidden;
}
/* About Section Specifics */
.about-thesis {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 100px;
    align-items: start;
}

.thesis-header h2 {
    font-size: 2.2rem;
    line-height: 1.2;
    letter-spacing: 0.1rem;
}

.eyebrow {
    display: block;
    text-transform: uppercase;
    color: var(--accent-blue);
    font-size: 0.7rem;
    letter-spacing: 0.4rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.thesis-content p {
    font-size: 1.1rem;
    color: var(--text-dim);
    font-weight: 300;
}

/* Pillar Grid */
.pillar-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    border-top: 1px solid var(--border);
    padding-top: 60px;
}

.pillar-item h3 {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    letter-spacing: 0.2rem;
    color: #FFFFFF;
}

.pillar-item p {
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.8;
}

.pillar-line {
    width: 30px;
    height: 1px;
    background: var(--accent-blue);
    margin-bottom: 2rem;
}

/* Responsive adjustment */
@media (max-width: 992px) {
    .about-thesis, .pillar-grid {
        grid-template-columns: 1fr;
    }
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 2.5rem; }
/* Insight Article Hover Effects */
.system-block {
    cursor: pointer;
    border-left: 1px solid var(--border); /* Vertical line for a technical look */
}

.system-block:hover {
    background: rgba(26, 156, 255, 0.03); /* Very subtle blue tint */
    border-left: 1px solid var(--accent-blue);
}

.system-block h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #FFFFFF;
}
/* Add this to your CSS for a "Library" feel */
#insight .system-block {
    background: transparent;
    border: 1px solid var(--border);
    padding: 3rem;
    transition: all 0.4s ease;
}
/* Make the whole card clickable and feel like a door */
#insight .system-block {
    position: relative;
    cursor: pointer;
    border: 1px solid var(--border);
    transition: var(--transition);
}

#insight .system-block:hover {
    border-color: var(--accent-blue);
    background: rgba(26, 156, 255, 0.05);
    transform: translateY(-5px);
}

/* Make sure the text-accent link looks like an "Open" button */
.micro-text.text-accent {
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 2px;
    border-bottom: 1px solid transparent;
    transition: 0.3s;
}

#insight .system-block:hover .micro-text.text-accent {
    border-bottom: 1px solid var(--accent-blue);
    padding-left: 10px;
}
#insight .system-block:hover {
    border-color: var(--accent-blue);
    transform: scale(1.02);
    background: rgba(26, 156, 255, 0.02);
}
.system-block p {
    line-height: 1.8;
    color: var(--text-dim);
}
/* Navigation */
.navbar {
    position: fixed; top: 0; width: 100%; height: 90px;
    display: flex; align-items: center; z-index: 1000;
    transition: var(--transition);
}

.navbar.active {
    background: rgba(11, 20, 32, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    height: 75px;
}

.nav-container { display: flex; justify-content: space-between; align-items: center; width: 100%; }
.brand { font-family: 'Montserrat'; font-weight: 700; color: white; text-decoration: none; letter-spacing: 0.4rem; font-size: 1.2rem; }
.menu a { text-decoration: none; color: var(--text-dim); margin-left: 2rem; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1rem; transition: var(--transition); }
.menu a:hover { color: var(--accent-blue); }
.nav-cta { border: 1px solid var(--accent-blue); padding: 0.7rem 1.4rem; color: white !important; }

/* Hero */
.hero { height: 100vh; display: flex; align-items: center; position: relative; overflow: hidden; }
.hero-image-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(11, 20, 32, 0.7), rgba(11, 20, 32, 0.9)), 
                url('https://images.unsplash.com/photo-1486406146926-c627a92ad1ab?q=80&w=2070') center/cover;
    z-index: -1;
}

.grid-layer {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px; z-index: -1; opacity: 0.2;
}

.hero-content h1 { font-family: 'Montserrat'; font-size: 3.5rem; margin-bottom: 1.5rem; letter-spacing: 0.1rem; line-height: 1.1; max-width: 900px; }
.hero-content p { font-size: 1.25rem; color: var(--text-dim); max-width: 650px; margin-bottom: 3rem; font-weight: 300; }
.micro-text { display: block; margin-top: 1rem; font-size: 0.7rem; color: #556070; text-transform: uppercase; letter-spacing: 0.1rem; }

/* UI Components */
.section-padding { padding: 120px 0; }
.section-title { font-family: 'Montserrat'; font-size: 1.8rem; margin-bottom: 3rem; text-transform: uppercase; letter-spacing: 0.2rem; }
.center { text-align: center; }
.text-accent { color: var(--accent-blue); }

.btn { display: inline-block; padding: 1.2rem 2.8rem; text-decoration: none; font-family: 'Montserrat'; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.15rem; text-transform: uppercase; transition: var(--transition); border-radius: 0; }
.btn-primary { background: var(--accent-blue); color: white; border: 1px solid var(--accent-blue); }
.btn-primary:hover { background: transparent; box-shadow: 0 0 20px rgba(26, 156, 255, 0.3); transform: translateY(-2px); }

/* System Blocks */
.system-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin-top: 4rem; }
.system-block { background: var(--bg-charcoal); padding: 4rem 2.5rem; border: 1px solid var(--border); transition: var(--transition); position: relative; }
.system-block:hover { border-color: var(--accent-blue); transform: translateY(-10px); }
.block-number { color: var(--accent-blue); font-family: 'Montserrat'; font-size: 0.9rem; margin-bottom: 1rem; }
.system-block h3 { font-size: 1.1rem; margin-bottom: 1rem; letter-spacing: 0.1rem; }
.system-block p { color: var(--text-dim); font-size: 0.9rem; font-weight: 300; }

/* Engagement */
.engagement-table { border: 1px solid var(--border); background: var(--bg-charcoal); display: flex; justify-content: space-around; padding: 4rem 2rem; }
.engagement-item { text-align: center; }
.engagement-item .label { display: block; color: var(--text-dim); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1rem; margin-bottom: 0.5rem; }
.engagement-item .value { font-family: 'Montserrat'; font-size: 1.8rem; font-weight: 700; }

/* Form */
.form-wrapper { max-width: 800px; margin: 0 auto; }
.form-header { text-align: center; margin-bottom: 4rem; }
.input-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin-bottom: 1.5rem; }
.field input, .field textarea { width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--border); padding: 1rem 0.5rem; color: white; font-family: 'Inter'; font-size: 1rem; transition: var(--transition); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--accent-blue); box-shadow: 0 10px 10px -10px rgba(26, 156, 255, 0.2); }
.full-width { grid-column: span 2; margin-bottom: 1.5rem; }

/* Animations */
.reveal { opacity: 0; transform: translateY(30px); transition: var(--transition); }
.reveal.active { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
    .hero h1 { font-size: 2.2rem; }
    .system-grid, .input-grid, .engagement-table { grid-template-columns: 1fr; flex-direction: column; gap: 2rem; }
    .menu { display: none; }
}