:root {
    /* Sleek Dark Theme */
    --bg-color: #0e0e0e;
    /* Deep, rich black */
    --text-color: #f0f0f0;
    /* Off-white for readability */
    --secondary-text: #888888;
    /* Muted gray */
    --accent-color: #ffffff;

    --spacing-xs: 1rem;
    --spacing-sm: 2rem;
    --spacing-md: 4rem;
    --spacing-lg: 8rem;
    --spacing-xl: 16rem;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --transition-slow: 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-hover: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

main {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
    position: relative;
    z-index: 2;
    /* Content above background */
}

/* Background Animation */
#background-shapes {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
    pointer-events: none;
    /* Clean background, Grid removed */
}

.shape {
    position: absolute;
    filter: blur(80px);
    /* Soften edges */
    opacity: 0.3;
    /* Increased slightly for visibility at edges */
}

.shape-1 {
    /* Purple - Top Left corner */
    top: -10%;
    left: -10%;
    width: 40vw;
    height: 40vw;
    background: #2a004f;
    border-radius: 50%;
    /* animation: floatAlt 18s infinite ease-in-out; */
    /* animation-delay: 0s; */
}

.shape-2 {
    /* Robotic Blue - Bottom Right Focus */
    bottom: -15%;
    right: -15%;
    width: 50vw;
    height: 50vw;
    background: radial-gradient(circle, #007bff, transparent);
    /* Brighter Robotic Blue */
    border-radius: 50%;
    /* animation: float 15s infinite ease-in-out; */
    /* animation-delay: -5s; */
}

.shape-3 {
    /* Yellow - Top Right (Moved away from center) */
    top: -10%;
    right: -10%;
    width: 25vw;
    height: 25vw;
    background: #ffd700;
    border-radius: 50%;
    /* animation-delay: -10s; */
    opacity: 0;
    /* Eliminated */
}

@keyframes float {
    0% {
        transform: translate(0, 0) scale(1);
        opacity: 0.2;
    }

    33% {
        transform: translate(-80px, 100px) scale(1.15);
        opacity: 0.25;
    }

    66% {
        transform: translate(100px, -60px) scale(0.85);
        opacity: 0.15;
    }

    100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.2;
    }
}

@keyframes floatAlt {
    0% {
        transform: translate(0, 0) rotate(0deg) scale(1);
        opacity: 0.1;
    }

    25% {
        transform: translate(60px, -80px) rotate(8deg) scale(1.1);
        opacity: 0.15;
    }

    50% {
        transform: translate(-40px, 60px) rotate(-5deg) scale(0.9);
        opacity: 0.08;
    }

    75% {
        transform: translate(80px, 30px) rotate(6deg) scale(1.05);
        opacity: 0.12;
    }

    100% {
        transform: translate(0, 0) rotate(0deg) scale(1);
        opacity: 0.1;
    }
}

/* Typography */
.text-gradient {
    background: linear-gradient(135deg, #ffffff 0%, #888888 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: transparent;
    display: inline-block;
    /* Ensure gradient applies correctly */
}

.hero-highlight {
    font-size: clamp(2rem, 4vw, 4rem);
    /* Large Size */
    color: var(--accent-color);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
    display: block;
    border-bottom: none;
    line-height: 1.1;
    white-space: normal;
    /* Allow text to wrap if screen is too narrow */
    overflow-wrap: break-word;
    /* Ensure long words break if absolutely necessary */
    max-width: 100%;
}

h1 {
    font-size: clamp(1.5rem, 2.5vw, 2.5rem);
    /* Much Smaller Name */
    font-weight: 500;
    /* Semi-bold weight */
    letter-spacing: -0.01em;
    line-height: 1.4;
    color: #7a9cc6;
    /* Subtle blue */
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--secondary-text);
    margin-bottom: var(--spacing-sm);
    max-width: 600px;
    /* Constrain width for better line breaks */
    text-wrap: balance;
    /* Modern text balancing */
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.5;
}

.hero-tagline {
    display: block;
    margin-top: 1rem;
    font-size: 1.2rem;
    /* Increased size for emphasis */
    opacity: 1;
    font-family: var(--font-main);
    /* Reverted to main font */
    color: var(--text-color);
    /* Bright text */
    font-weight: 300;
}

h2 {
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--secondary-text);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: 1.75rem;
    font-weight: 400;
    letter-spacing: -0.02em;
    margin-bottom: 0.5rem;
}

p {
    font-size: 1.1rem;
    color: var(--secondary-text);
    font-weight: 300;
    max-width: 60ch;
}

/* Sections */
section {
    position: relative;
    padding: var(--spacing-xl) 0;
}

#hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    /* Left align text */
    padding-left: 10vw;
    padding-right: 10vw;
    position: relative;
    overflow: hidden;
    /* Contain canvas */
}

#hero-bg-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /* background: linear-gradient(90deg, #0e0e0e 0%, rgba(14, 14, 14, 0.9) 25%, rgba(14, 14, 14, 0) 100%); */
    background: transparent;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    /* Text above overlay */
    max-width: 800px;
}

/* Clean up old canvas styles */
/* .hero-text, #hero-canvas-container, #profile-canvas - Removed */

/* Removed .hero-content wrapper styling as we're going for clean direct alignment */

/* Projects */
.project-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    row-gap: var(--spacing-lg);
}

.project-card {
    /* grid-column: span 6; - Removed, using 1fr 1fr on parent */
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: block;
}

.project-card:nth-child(even) {
    margin-top: var(--spacing-lg);
    /* Staggered grid effect */
}

.project-image-wrapper {
    width: 100%;
    aspect-ratio: 16/10;
    background-color: #1a1a1a;
    /* Darker placeholder background */
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
    transition: transform var(--transition-hover);
}

.project-image-placeholder,
.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    /* Ensure images cover the area */
    background-color: #262626;
    /* Slightly lighter inner placeholder */
    transition: transform var(--transition-slow), scale var(--transition-slow);
    display: block;
}

.project-card:hover .project-image-wrapper {
    transform: scale(0.98);
}

.project-card:hover .project-image-placeholder,
.project-card:hover .project-image {
    transform: scale(1.05);
    background-color: #333333;
    /* Highlight on hover */
}

.project-description {
    font-size: 0.95rem;
    color: #b0b0b0;
    /* Higher contrast tagline */
    margin-top: 0.5rem;
    line-height: 1.5;
    font-weight: 300;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}

.project-category {
    font-size: 0.85rem;
    color: var(--secondary-text);
    font-family: var(--font-main);
    letter-spacing: 0.02em;
}

/* About */
.about-content {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
}

.about-text-column {
    grid-column: 1 / -1;
}

@media (min-width: 900px) {
    .about-text-column {
        grid-column: 4 / -1;
    }
}

.about-paragraph {
    margin-bottom: 2rem;
    font-size: 1.25rem;
    line-height: 1.6;
    color: var(--text-color);
}

/* Contact */
.contact-link {
    font-size: clamp(2rem, 4vw, 4rem);
    color: var(--text-color);
    text-decoration: none;
    border-bottom: 2px solid transparent;
    transition: border-color var(--transition-hover);
    font-weight: 400;
    letter-spacing: -0.02em;
}

.contact-link:hover {
    border-bottom-color: var(--text-color);
}

/* Animations & Utility */
.reveal-text {
    display: block;
    overflow: hidden;
    opacity: 0;
    transform: translateY(100%);
    /* Start from below */
    animation: fadeUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Stagger delay logic is handled inline in HTML or via nth-child if preferred, keeping inline for now */

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-section {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1s ease-out, transform 1s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: opacity, transform;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Mobile Responsiveness */
@media (max-width: 700px) {
    :root {
        --spacing-lg: 4rem;
        --spacing-xl: 8rem;
    }

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

    .project-card:nth-child(even) {
        margin-top: 0;
    }
}

/* Floating Navigation */
.floating-nav {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(20, 20, 20, 0.8);
    /* Semi-transparent dark bg */
    backdrop-filter: blur(10px);
    /* Glassmorphism */
    padding: 1rem 2rem;
    border-radius: 50px;
    display: flex;
    gap: 2rem;
    z-index: 100;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: transform 0.3s ease, bottom 0.3s ease;
}

.floating-nav:hover {
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

.nav-link {
    color: var(--secondary-text);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--accent-color);
}

/* ROI Section Styles */
.roi-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1rem;
    margin-top: 3rem;
}

.roi-card {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem 1.5rem;
    border-radius: 4px;
    text-align: center;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.roi-card:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border-color: rgba(228, 174, 100, 0.3);
}

.roi-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 1.5rem;
    color: #fff;
    opacity: 0.9;
}

.roi-title {
    font-size: 1.1rem;
    color: #e4ae64;
    /* Gold color from example */
    margin-bottom: 1rem;
    font-weight: 600;
    line-height: 1.3;
}

.roi-text {
    font-size: 0.9rem;
    color: #aaa;
    line-height: 1.6;
}

@media (max-width: 1200px) {
    .roi-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .roi-grid {
        grid-template-columns: 1fr;
    }

    .roi-card {
        padding: 1.5rem;
        flex-direction: row;
        text-align: left;
        align-items: flex-start;
    }

    .roi-icon {
        margin-bottom: 0;
        margin-right: 1.5rem;
        width: 32px;
        height: 32px;
        flex-shrink: 0;
    }

}

/* Contact Icons */
.social-links {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.contact-icon {
    font-size: 2rem;
    color: var(--secondary-text);
    transition: color 0.3s ease, transform 0.3s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.contact-icon:hover {
    color: var(--accent-color);
    transform: translateY(-3px);
}