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

:root {
    --black: #000000;
    --white: #ffffff;
    --gray-100: #f5f5f5;
    --gray-200: #e5e5e5;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;
}

body {
    font-family: 'IBM Plex Mono', monospace;
    background: var(--white);
    color: var(--black);
    line-height: 1.6;
    font-size: 14px;
    font-weight: 300;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
}

/* Header */
header {
    padding: 120px 0 80px;
    border-bottom: 1px solid var(--gray-300);
    position: relative;
}

.header-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.logo {
    font-family: 'Space Mono', monospace;
    font-size: 72px;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 0.9;
}

.tagline {
    font-size: 16px;
    line-height: 1.8;
    color: var(--gray-600);
    max-width: 480px;
}

/* Section Base */
section {
    padding: 120px 0;
    border-bottom: 1px solid var(--gray-300);
}

.section-title {
    font-family: 'Space Mono', monospace;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 60px;
    color: var(--gray-500);
}

/* Research Scope */
.scope-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.scope-item h3 {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    color: var(--black);
}

.scope-item ul {
    list-style: none;
    font-size: 14px;
    color: var(--gray-600);
}

.scope-item li {
    padding: 6px 0;
    border-bottom: 1px solid var(--gray-200);
}

.scope-item li:last-child {
    border-bottom: none;
}

/* Research Streams */
.streams-list {
    display: grid;
    gap: 1px;
    background: var(--gray-300);
    border: 1px solid var(--gray-300);
}

.stream-item {
    background: var(--white);
    padding: 40px;
    position: relative;
}

.stream-label {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--black);
}

.stream-work {
    font-size: 14px;
    line-height: 1.8;
    color: var(--gray-600);
    max-width: 800px;
}

/* Operating Model */
.model-content {
    max-width: 800px;
}

.model-statement {
    font-size: 16px;
    line-height: 1.9;
    color: var(--gray-700);
    margin-bottom: 40px;
}

.model-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 60px;
}

.model-item {
    padding: 30px;
    border: 1px solid var(--gray-300);
    background: var(--gray-100);
}

.model-item h3 {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
    color: var(--black);
}

.model-item p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--gray-600);
}

/* Footer */
footer {
    padding: 80px 0;
    text-align: center;
}

.footer-content {
    max-width: 600px;
    margin: 0 auto;
}

.contact-label {
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    color: var(--gray-500);
}

.contact-info {
    font-size: 14px;
    color: var(--gray-600);
    line-height: 1.8;
}

.contact-info a {
    color: var(--black);
    text-decoration: none;
    border-bottom: 1px solid var(--gray-400);
    transition: border-color 0.3s ease;
}

.contact-info a:hover {
    border-bottom-color: var(--black);
}

.copyright {
    margin-top: 40px;
    font-size: 12px;
    color: var(--gray-500);
}

/* Responsive */
@media (max-width: 1024px) {
    .container {
        padding: 0 40px;
    }

    .header-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .logo {
        font-size: 56px;
    }

    .scope-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .model-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 24px;
    }

    header {
        padding: 80px 0 60px;
    }

    section {
        padding: 80px 0;
    }

    .logo {
        font-size: 42px;
    }

    .tagline {
        font-size: 14px;
    }

    .scope-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .stream-item {
        padding: 30px;
    }

    footer {
        padding: 60px 0;
    }
}