:root {
    /* Colors */
    --bg-color: #050505;
    /* Deep black */
    --text-color: #e2e8f0;
    --text-secondary: #94a3b8;
    --accent-color: #4ade80;
    /* Terminal Green */
    --card-bg: rgba(10, 10, 10, 0.8);

    /* Typography */
    --font-main: 'Space Mono', monospace;
    --font-size-base: 16px;
    --font-size-lg: 1.5rem;
    --font-size-xl: 3rem;

    /* Spacing */
    --spacing-sm: 1.5rem;
    --spacing-md: 3rem;
    --spacing-lg: 6rem;

    /* Transition */
    --transition-speed: 0.3s;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    overflow-x: hidden;
}

#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.15;
    /* Subtle background */
}

main {
    width: 100%;
    max-width: 700px;
    /* Slightly wider for monospace */
    padding: var(--spacing-md);
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

a {
    color: var(--text-color);
    text-decoration: none;
    transition: all var(--transition-speed);
    border-bottom: 1px dashed transparent;
}

a:hover {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

section {
    margin-bottom: var(--spacing-lg);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

section.visible {
    opacity: 1;
    transform: translateY(0);
}

h1,
h2,
h3 {
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--text-color);
}

h1 {
    font-size: var(--font-size-xl);
    letter-spacing: -0.05em;
    text-transform: lowercase;
}

h1::before {
    content: "> ";
    color: var(--accent-color);
}

h2 {
    font-size: var(--font-size-lg);
    color: var(--accent-color);
    font-weight: 400;
    margin-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(74, 222, 128, 0.2);
    padding-bottom: 0.5rem;
    display: inline-block;
}

p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    max-width: 65ch;
}

/* Hero Specifics */
#hero {
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.hero-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* Projects Grid */
.project-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.project-card {
    padding: var(--spacing-sm);
    border: 1px solid rgba(148, 163, 184, 0.1);
    background: var(--card-bg);
    transition: transform var(--transition-speed), border-color var(--transition-speed);
}

.project-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent-color);
}

.project-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.project-card p {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.project-link {
    font-size: 0.85rem;
    color: var(--accent-color);
    display: inline-flex;
    align-items: center;
}

.project-link:hover {
    text-decoration: none;
    background-color: rgba(74, 222, 128, 0.1);
}

/* Contact Styles */
.contact-links {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
}

.contact-links a {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.contact-links a:hover {
    color: var(--accent-color);
}

.separator {
    color: rgba(74, 222, 128, 0.4);
    font-size: 0.8rem;
}