:root {
    /* Dark theme (default) */
    --color-background: #0a0a0a;
    --color-surface: #121212;
    --color-surface-2: #1f1f1f;
    --color-text: #ffffff;
    --color-text-muted: rgba(255, 255, 255, 0.7);
    --color-accent: #00ffaa; /* Neon green cybersecurity theme */
    --color-accent-alt: rgba(0, 255, 170, 0.1);
    --shadow-color: rgba(0, 0, 0, 0.2);
    --shadow-color-hover: rgba(0, 255, 170, 0.1);
    
    /* Primary accent colors */
    --color-accent-darker: #9333ea;
    --color-accent-lighter: #c084fc;
    
    /* Secondary accent colors */
    --color-secondary: #f0abfc; /* Pink-purple */
    --color-secondary-alt: rgba(240, 171, 252, 0.1);
    
    /* Gradients */
    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    --gradient-surface: linear-gradient(180deg, var(--color-surface), var(--color-surface-2));
    
    /* Shadows and glows */
    --glow-accent: 0 0 20px rgba(168, 85, 247, 0.2);
    
    /* Common variables */
    --font-mono: 'Fira Code', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;
    --spacing-xs: 0.5rem;    /* 8px */
    --spacing-sm: 0.75rem;   /* 12px */
    --spacing-md: 1.25rem;   /* 20px */
    --spacing-lg: 1.75rem;   /* 28px */
    --spacing-xl: 2.5rem;    /* 40px */
    --border-radius: 6px;
    --transition: all 0.3s ease;
    
    /* Font Weights */
    --fw-light: 300;
    --fw-regular: 400;
    --fw-medium: 500;
    --fw-semibold: 600;
    --fw-bold: 700;
    
    /* Font Sizes */
    --fs-xs: 0.75rem;    /* 12px */
    --fs-sm: 0.875rem;   /* 14px */
    --fs-base: 1rem;     /* 16px */
    --fs-lg: 1.125rem;   /* 18px */
    --fs-xl: 1.25rem;    /* 20px */
    --fs-2xl: 1.5rem;    /* 24px */
    --fs-3xl: 2rem;      /* 32px */
    --fs-4xl: 2.5rem;    /* 40px */
    --fs-5xl: 3rem;      /* 48px */

    /* Spacing System */
    --space-2xs: 0.25rem;  /* 4px */
    --space-xs: 0.5rem;    /* 8px */
    --space-sm: 0.75rem;   /* 12px */
    --space-md: 1rem;      /* 16px */
    --space-lg: 1.5rem;    /* 24px */
    --space-xl: 2rem;      /* 32px */
}

/* Light theme */
[data-theme="light"] {
    --color-background: #f5f5f7;
    --color-surface: #ffffff;
    --color-surface-2: #e8e8e8;
    --color-text: #1a1a1a;
    --color-text-muted: rgba(26, 26, 26, 0.7);
    --color-accent: #00b377;
    --color-accent-alt: rgba(0, 179, 119, 0.1);
    --shadow-color: rgba(0, 0, 0, 0.1);
    --shadow-color-hover: rgba(0, 179, 119, 0.1);
    
    /* Primary accent colors */
    --color-accent-darker: #7928d1;
    --color-accent-lighter: #a855f7;
    
    /* Secondary accent colors */
    --color-secondary: #d946ef; /* Brighter pink-purple */
    --color-secondary-alt: rgba(217, 70, 239, 0.1);
    
    /* Adjusted gradients for light theme */
    --gradient-accent: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    --gradient-surface: linear-gradient(180deg, var(--color-surface), var(--color-surface-2));
    
    /* Adjusted shadows and glows */
    --glow-accent: 0 0 25px rgba(147, 51, 234, 0.15);
}

/* Theme transition */
body {
    transition: background-color 0.3s ease, color 0.3s ease;
    font-family: var(--font-sans);
    font-weight: var(--fw-regular);
    font-size: var(--fs-base);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background-color: #0a0a0a; /* Ensure body has black background */
    color: var(--color-text);
    overflow-x: hidden;
    position: relative;
}

[data-theme="light"] body {
    background-color: var(--color-background);
}

/* Theme Toggle */
.theme-toggle {
    position: fixed;
    top: var(--spacing-md);
    right: var(--spacing-md);
    z-index: 1000;
    background: var(--color-surface);
    border: 2px solid var(--color-accent);
    border-radius: 50px;
    padding: 4px;
    width: 48px;
    height: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: var(--transition);
    box-shadow: var(--glow-accent);
}

.theme-toggle::before {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-accent);
    transform: translateX(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] .theme-toggle::before {
    transform: translateX(24px);
}

.theme-toggle:hover {
    border-color: var(--color-accent);
    box-shadow: 0 0 10px var(--color-accent-alt);
}

/* Mobile Adjustments */
@media (max-width: 768px) {
    .theme-toggle {
        top: var(--spacing-sm);
        right: var(--spacing-sm);
        width: 36px;
        height: 36px;
    }

    .theme-toggle .toggle-icon {
        width: 18px;
        height: 18px;
    }
}

/* Adjust particles for light theme */
[data-theme="light"] #particles-js canvas {
    opacity: 0.7;
    mix-blend-mode: multiply;
}

/* Light theme adjustments for About box */
[data-theme="light"] .about-text {
    border-left: 3px solid var(--color-accent);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    color: var(--color-text);
}

[data-theme="light"] .about-text p {
    color: rgba(26, 26, 26, 0.95);
}

[data-theme="light"] .about-text strong {
    color: var(--color-accent-darker);
}

.about-text:hover {
    border-left-color: var(--color-secondary);
    box-shadow: var(--glow-accent), 0 5px 15px var(--shadow-color-hover);
}

[data-theme="light"] .about-text:hover {
    border-left-color: var(--color-secondary);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

/* Override for all compact about text backgrounds in light mode */
[data-theme="light"] .about-text,
[data-theme="light"] .compact .about-text,
[data-theme="light"] body.compact .about-text,
[data-theme="light"] .about-text:hover,
[data-theme="light"] .compact .about-text:hover,
[data-theme="light"] body.compact .about-text:hover {
    background-color: #ffffff !important;
    background: #ffffff !important;
    background-image: none !important;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--spacing-xl);
    font-size: 16px;
}

body {
    background-color: var(--color-background);
    color: var(--color-text);
    overflow-x: hidden;
    position: relative;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

a:hover {
    color: var(--color-text);
}

/* Layout */
.container {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* For compact layout, enhance the container width */
.compact .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    max-width: 1600px;
    width: 95%;
}

/* Add a two-column layout for larger screens */
@media (min-width: 1024px) {
    .compact .about-content, 
    .compact .skills-container,
    .compact .contact-links {
        width: 90%;
    }
    
    .about-text {
        max-width: 1100px;
    }
    
    .project-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
    
    .skills-container {
        max-width: 1100px;
    }
}

section {
    padding: var(--space-lg) 0;
    margin-bottom: var(--space-xl);
    position: relative;
}

/* All section titles should have the same color */
.section-title {
    font-family: var(--font-display);
    font-size: var(--fs-3xl);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
    line-height: 1.2;
    position: relative;
    display: inline-block;
    opacity: 1;
    text-align: center;
    color: var(--color-accent);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-accent);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.section-title:hover::after {
    width: 120px;
}

/* Override specific title color for all sections */
.about .section-title,
.skills .section-title, 
.projects .section-title,
.contact .section-title {
    color: var(--color-accent);
}

/* Fix any compact layout specific colors */
.compact .section-title {
    color: var(--color-accent);
}

/* Particle Background */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: 1;
    pointer-events: none; /* Allow clicks to pass through */
}

/* Hero Section */
.hero {
    height: auto;
    min-height: 200px;
    display: flex;
    align-items: flex-start;
    position: relative;
    padding: 3rem 0;
    z-index: 2; /* Ensure hero content is above particles */
    width: 100%;
}

.hero .container {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    line-height: 1.1;
    text-align: center;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    opacity: 0.8;
    text-align: center;
    max-width: 800px;
    line-height: 1.6;
}

.hero-author {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    font-weight: var(--fw-light);
    color: var(--color-accent);
    position: relative;
    padding-left: var(--spacing-sm);
    transition: var(--transition);
}

.hero-author::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 2px;
    height: 1.2em;
    background-color: var(--color-accent);
    opacity: 0.5;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    justify-content: center;
    position: relative;
    z-index: 3; /* Ensure buttons are clickable */
}

/* Enhanced button styles */
.btn {
    position: relative;
    z-index: 3; /* Ensure buttons are clickable */
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    font-weight: var(--fw-medium);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    text-transform: uppercase;
    transition: all 0.3s ease;
    display: inline-block;
    cursor: pointer;
    letter-spacing: 0.05em;
    white-space: nowrap;
    min-width: 160px;
    text-align: center;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-background);
    border: none;
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-accent);
    box-shadow: inset 0 0 0 2px var(--color-accent);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text);
    box-shadow: inset 0 0 0 2px var(--color-text);
}

.btn-secondary:hover {
    background-color: var(--color-text);
    color: var(--color-background);
}

/* About Section with toggle functionality */
.about {
    padding-top: 1rem;
    margin-top: 0;
    position: relative;
    margin-bottom: var(--space-xl);
    z-index: 2; /* Ensure section is above particles */
    width: 100%;
}

/* Initial state - content visible by default */
.about-content {
    display: block;
    gap: var(--space-md);
    align-items: center;
    max-height: 1200px;
    overflow: hidden;
    opacity: 1;
    transform: translateY(0);
    margin-top: var(--space-md);
    padding: var(--space-lg) var(--space-md);
    pointer-events: all;
    position: relative;
    will-change: opacity, transform, max-height;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    width: 100%;
}

/* Hidden state when toggled */
.about.collapsed .about-content {
    max-height: 0;
    opacity: 0;
    transform: translateY(-20px);
    margin-top: 0;
    padding: 0;
    pointer-events: none;
}

.about-text {
    max-width: 1100px;
    line-height: 1.6;
    padding: var(--space-lg);
    background: var(--gradient-surface);
    border-left: 3px solid var(--color-accent);
    border-radius: var(--border-radius);
    box-shadow: var(--glow-accent);
    opacity: 1;
    transform: translateX(0);
    will-change: opacity, transform;
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-bottom: var(--space-md);
    text-align: center;
    margin: 0 auto;
    font-size: 1.1rem;
}

.about-text::before,
.about-text::after {
    display: none;
}

.about-text p {
    position: relative;
    z-index: 1;
    margin-bottom: var(--space-md);
    font-size: 1.05rem;
    letter-spacing: 0.01em;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.95);
}

.about-text strong {
    color: var(--color-accent);
    font-weight: var(--fw-semibold);
}

.about-text:hover {
    border-left-color: var(--color-secondary);
    box-shadow: var(--glow-accent), 0 5px 15px var(--shadow-color-hover);
}

/* Hidden state when toggled */
.about.collapsed .about-text {
    opacity: 0;
    transform: translateX(-10px);
}

/* Section title */
.about .section-title {
    cursor: pointer;
    position: relative;
    display: inline-block;
    z-index: 2;
    margin-top: 0;
    padding-right: 1rem;
    opacity: 1;
    transform: translateY(0);
    will-change: transform;
    backface-visibility: hidden;
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Text styles */
.greeting {
    margin-bottom: var(--space-md);
    font-size: 1.3rem;
    color: var(--color-accent);
    font-weight: var(--fw-medium);
}

.about-text p {
    margin-bottom: var(--space-md);
    font-size: 1.05rem;
    letter-spacing: 0.01em;
    line-height: 1.7;
}

.profile-image {
    display: none;
}

/* Projects Section */
.projects {
    padding-top: 0;
    margin-top: -0.5rem;
    margin-bottom: var(--space-lg);
    position: relative;
    z-index: 2; /* Ensure section is above particles */
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-sm);
    width: 100%;
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
    place-items: center;
    place-content: center;
}

.project-card {
    background: var(--color-surface);
    border: 1px solid var(--color-surface-2);
    border-radius: var(--border-radius);
    padding: var(--space-lg);
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 12px var(--shadow-color);
    opacity: 1 !important;
    transform: none !important;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.project-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    z-index: 1;
}

.project-card:hover {
    transform: translateY(-8px) scale(1.02) !important;
    border-color: var(--color-accent);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3), 0 0 15px var(--color-accent-alt);
}

.project-card:hover::after {
    transform: scaleX(1);
}

.project-card h3 {
    font-family: var(--font-display);
    font-size: var(--fs-xl);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-sm);
    letter-spacing: -0.01em;
    line-height: 1.3;
    transition: color 0.3s ease;
}

.project-card:hover h3 {
    color: var(--color-accent);
}

.project-card p {
    margin-bottom: var(--space-md);
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--color-text-muted);
    flex: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--space-sm);
}

.project-tag {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    font-weight: var(--fw-medium);
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    background: var(--color-accent-alt);
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    transition: all 0.2s ease;
}

.project-tag:hover {
    background: var(--color-accent);
    color: var(--color-background);
    transform: translateY(-1px);
}

.project-link {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 600;
    padding: var(--spacing-xs) 0;
    border-bottom: 2px solid var(--color-accent);
    align-self: flex-start;
}

.project-link:hover {
    color: var(--color-accent);
    border-color: transparent;
}

.project-card.active {
    opacity: 1;
    transform: translateY(0);
}

/* Skills Section */
.skills {
    padding-top: 0;
    margin-top: -0.5rem;
    margin-bottom: var(--space-lg);
    position: relative;
    z-index: 2; /* Ensure section is above particles */
    width: 100%;
}

.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-top: var(--space-sm);
    justify-content: center;
    width: 100%;
}

.skill-badge {
    background: var(--color-accent-alt);
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    padding: var(--space-xs) var(--space-md);
    border-radius: 50px;
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    display: inline-block;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0;
    transform: translateY(15px);
    margin: var(--space-xs);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.skill-badge:hover {
    background: var(--color-accent);
    color: var(--color-background);
    transform: translateY(-3px);
    box-shadow: 0 6px 15px var(--color-accent-alt);
}

.skill-badge.active {
    opacity: 1;
    transform: translateY(0);
}

/* Contact Section */
.contact {
    text-align: center;
    padding: var(--space-lg) 0;
    margin-top: -0.5rem;
    margin-bottom: var(--space-md);
    position: relative;
    z-index: 2; /* Ensure section is above particles */
}

.contact-text {
    max-width: 600px;
    margin: var(--space-md) auto;
    color: var(--color-text-muted);
    font-size: var(--fs-lg);
    font-weight: var(--fw-regular);
    line-height: 1.6;
}

.contact-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.social-links {
    display: flex;
    gap: var(--space-sm);
    margin-top: var(--space-sm);
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-surface);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.social-icon:hover {
    background: var(--color-accent);
}

.social-icon svg {
    width: 24px;
    height: 24px;
    fill: var(--color-text);
    transition: var(--transition);
}

.social-icon:hover svg {
    fill: var(--color-background);
}

/* Footer */
.footer {
    padding: var(--space-md) 0;
    text-align: center;
    border-top: 1px solid var(--color-surface-2);
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-top: var(--space-lg);
}

/* Responsive Styles */
@media (max-width: 1024px) {
    :root {
        /* Slightly reduced spacing for medium screens */
        --space-lg: 1.25rem;
        --space-xl: 1.75rem;
    }

    .project-grid {
        gap: var(--space-sm);
    }
}

@media (max-width: 768px) {
    :root {
        /* Further reduced spacing for tablets */
        --space-md: 0.875rem;
        --space-lg: 1rem;
    }

    .hero {
        height: 15vh;
        min-height: 100px;
        padding-top: 0.5vh;
        margin-bottom: -0.75rem;
    }

    .hero-title {
        font-size: var(--fs-4xl);
        margin-bottom: 0.4rem;
    }

    .hero-subtitle {
        font-size: var(--fs-base);
        margin-bottom: 0.6rem;
    }

    .about-text {
        padding: var(--space-sm);
    }

    .project-card {
        padding: var(--space-sm);
    }

    section {
        padding: var(--space-sm) 0;
        margin-bottom: var(--space-md);
    }

    .contact {
        padding: var(--space-md) 0;
    }

    .about-content {
        text-align: center;
    }
    
    .about-text {
        max-width: 100%; /* Full width on mobile */
    }
    
    .about .section-title {
        display: block;
        text-align: center;
    }
    
    .about .section-title::before {
        position: static;
        margin-left: 0.5rem;
        display: inline-block;
    }

    .section-title::after {
        left: 50%;
        transform: translateX(-50%);
    }

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

    .skills-container {
        justify-content: center;
    }

    .cta-buttons {
        gap: 0.75rem;
        margin-top: 1.5rem;
    }

    .btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
        min-width: 140px;
    }
}

@media (max-width: 480px) {
    :root {
        /* Minimal spacing for mobile */
        --space-sm: 0.5rem;
        --space-md: 0.75rem;
    }

    .hero {
        padding: 2rem 0;
    }

    .hero-title {
        font-size: var(--fs-3xl);
    }

    .hero-subtitle {
        font-size: var(--fs-sm);
    }

    .cta-buttons {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 0.5rem;
    }

    .btn {
        width: 100%;
        max-width: none;
    }

    .project-grid {
        gap: var(--space-sm);
    }

    .skills-container {
        gap: var(--space-2xs);
    }

    .skill-badge {
        padding: var(--space-2xs) var(--space-sm);
        margin: var(--space-2xs);
    }

    .contact-links {
        gap: var(--space-sm);
    }

    .hero-author {
        font-size: var(--fs-lg);
        padding-left: 0;
        margin-left: var(--space-xs);
    }

    .hero-author::before {
        left: -10px;
        height: 1em;
    }
}

/* Animation for Scroll Reveals */
.project-card, .skill-badge, .about-content {
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.project-card.active, .skill-badge.active, .about-content.active {
    opacity: 1;
    transform: translateY(0);
}

.project-card {
    transition-delay: calc(0.1s * var(--i, 0));
}

.skill-badge {
    transition-delay: calc(0.05s * var(--i, 0));
}

/* Add some animation delay to project cards and skill badges */
.project-grid .project-card:nth-child(1) { --i: 1; }
.project-grid .project-card:nth-child(2) { --i: 2; }
.project-grid .project-card:nth-child(3) { --i: 3; }
.project-grid .project-card:nth-child(4) { --i: 4; }
.project-grid .project-card:nth-child(5) { --i: 5; }

.skills-container .skill-badge:nth-child(1) { --i: 1; }
.skills-container .skill-badge:nth-child(2) { --i: 2; }
.project-grid .skill-badge:nth-child(3) { --i: 3; }
.skills-container .skill-badge:nth-child(4) { --i: 4; }
.skills-container .skill-badge:nth-child(5) { --i: 5; }
.skills-container .skill-badge:nth-child(6) { --i: 6; }
.skills-container .skill-badge:nth-child(7) { --i: 7; }
.skills-container .skill-badge:nth-child(8) { --i: 8; }
.skills-container .skill-badge:nth-child(9) { --i: 9; }
.skills-container .skill-badge:nth-child(10) { --i: 10; }
.skills-container .skill-badge:nth-child(11) { --i: 11; }
.skills-container .skill-badge:nth-child(12) { --i: 12; }
.skills-container .skill-badge:nth-child(13) { --i: 13; }
.skills-container .skill-badge:nth-child(14) { --i: 14; }
.skills-container .skill-badge:nth-child(15) { --i: 15; }
.skills-container .skill-badge:nth-child(16) { --i: 16; }

/* Adjust the Section titles spacing for Projects */
.projects .section-title, 
.skills .section-title,
.contact .section-title {
    margin-top: 0;
    padding-top: 0;
}

/* Make Projects appear next to About with proper spacing */
.projects .section-title {
    margin-top: var(--space-md);
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    background-color: var(--color-surface);
    color: var(--color-accent);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 2px solid var(--color-accent);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 1000; /* Keep scroll button above everything */
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background-color: var(--color-accent);
    color: var(--color-background);
    box-shadow: 0 0 15px var(--color-accent-alt);
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--spacing-xl);
}

/* Scroll-based animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: opacity, transform;
}

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

/* Custom Scrollbar - Dark Theme (default) */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--color-background);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb {
    background: var(--color-surface-2);
    border: 3px solid var(--color-background);
    border-radius: 6px;
    transition: background 0.3s ease;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

/* Light Theme Scrollbar Adjustments */
[data-theme="light"] ::-webkit-scrollbar-track {
    background: #f1f1f3;
}

[data-theme="light"] ::-webkit-scrollbar-thumb {
    background: #d1d1d6;
    border: 3px solid #f1f1f3;
}

[data-theme="light"] ::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

/* Adjust for mobile */
@media (max-width: 768px) {
    .scroll-to-top {
        bottom: var(--spacing-sm);
        right: var(--spacing-sm);
        width: 40px;
        height: 40px;
    }

    ::-webkit-scrollbar {
        width: 8px;
    }
    
    ::-webkit-scrollbar-thumb {
        border-width: 2px;
    }
}

/* Section scroll margin */
section[id] {
    scroll-margin-top: var(--spacing-xl);
}

/* Enhanced Transition Page Styles */
.transition-story {
    padding: 6rem 0 3rem 0;
    min-height: 100vh;
    position: relative;
    z-index: 2;
    background: var(--color-background);
}

.page-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: var(--fw-bold);
    color: var(--color-text);
    margin-bottom: 4rem;
    text-align: center;
    position: relative;
    text-shadow: 0 0 10px var(--color-accent-alt);
}

.page-title::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-accent);
    border-radius: 2px;
}

.story-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 var(--space-md);
    position: relative;
    z-index: 3;
}

.story-timeline {
    position: relative;
    padding-left: 4rem;
}

.story-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background: linear-gradient(180deg, 
        transparent 0%,
        var(--color-accent) 15%,
        var(--color-accent) 85%,
        transparent 100%
    );
    opacity: 0.8;
    z-index: 2;
    box-shadow: 0 0 15px var(--color-accent-alt);
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    background: var(--color-surface);
    border-radius: var(--border-radius);
    padding: 2rem;
    border: 1px solid var(--color-surface-2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform-origin: left center;
}

.timeline-item:hover {
    transform: translateX(10px) scale(1.02);
    box-shadow: 0 8px 30px var(--shadow-color);
    border-color: var(--color-accent);
}

.timeline-item.expanded {
    background: var(--color-surface-2);
    border-color: var(--color-accent);
    transform: translateX(15px) scale(1.03);
}

.timeline-marker {
    position: absolute;
    left: -4.5rem;
    top: 2rem;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: var(--color-background);
    border: 3px solid var(--color-accent);
    box-shadow: 0 0 0 5px var(--color-background),
                0 0 15px var(--color-accent);
    z-index: 3;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.timeline-item:hover .timeline-marker {
    transform: scale(1.2);
    box-shadow: 0 0 0 5px var(--color-background),
                0 0 25px var(--color-accent);
}

.timeline-item.expanded .timeline-marker {
    background: var(--color-accent);
    transform: scale(1.3);
}

.timeline-content h3 {
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    font-weight: var(--fw-semibold);
    display: flex;
    align-items: center;
    justify-content: space-between;
    letter-spacing: -0.02em;
}

.timeline-content h3::after {
    content: '→';
    font-size: 1.4rem;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-content h3::after {
    opacity: 1;
    transform: translateX(0);
}

.timeline-content p {
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    opacity: 0.9;
}

.timeline-extra {
    height: 0;
    overflow: hidden;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 0;
    transform: translateY(-10px);
}

.timeline-item.expanded .timeline-extra {
    height: auto;
    opacity: 1;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-surface-2);
    transform: translateY(0);
}

.timeline-extra p {
    color: var(--color-accent);
    font-weight: var(--fw-medium);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.timeline-extra ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.timeline-extra li {
    color: var(--color-text-muted);
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.timeline-extra li::before {
    content: '•';
    color: var(--color-accent);
    position: absolute;
    left: 0;
    transform: scale(1.5);
}

.timeline-extra li:hover {
    color: var(--color-text);
    transform: translateX(5px);
}

/* Progress indicator enhancement */
.timeline-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--color-surface-2);
    z-index: 1000;
    overflow: hidden;
}

.timeline-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, 
        var(--color-accent),
        var(--color-secondary)
    );
    width: 0;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px var(--color-accent-alt);
}

/* Back to Home Button Enhancement */
.back-home {
    position: fixed;
    top: 2rem;
    left: 2rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    background: var(--color-surface);
    border: 2px solid var(--color-accent);
    border-radius: var(--border-radius);
    color: var(--color-accent);
    font-family: var(--font-display);
    font-weight: var(--fw-medium);
    font-size: 1rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 10;
    box-shadow: 0 2px 10px var(--shadow-color);
}

.back-home:hover {
    background: var(--color-accent);
    color: var(--color-background);
    transform: translateX(-5px);
    box-shadow: 0 5px 15px var(--shadow-color-hover);
}

.back-home svg {
    transition: transform 0.3s ease;
}

.back-home:hover svg {
    transform: translateX(-3px);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .transition-story {
        padding: 5rem 0 2rem 0;
    }

    .page-title {
        font-size: 2.5rem;
        margin-bottom: 3rem;
    }

    .story-timeline {
        padding-left: 3rem;
    }

    .timeline-marker {
        left: -3.5rem;
        width: 1.2rem;
        height: 1.2rem;
    }

    .timeline-item {
        padding: 1.5rem;
        margin-bottom: 3rem;
    }

    .timeline-content h3 {
        font-size: 1.5rem;
    }

    .timeline-content p {
        font-size: 1rem;
    }

    .back-home {
        top: 1rem;
        left: 1rem;
        padding: 0.5rem 1rem;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 2rem;
        margin-bottom: 2.5rem;
    }

    .story-timeline {
        padding-left: 2.5rem;
    }

    .timeline-marker {
        left: -3rem;
        width: 1rem;
        height: 1rem;
    }

    .timeline-content h3 {
        font-size: 1.3rem;
    }

    .timeline-content p {
        font-size: 0.95rem;
    }

    .timeline-extra li {
        font-size: 0.9rem;
    }

    .back-home span {
        display: none;
    }
}

.intro-quote {
    margin-bottom: 2.5rem;
    font-size: 1.25rem;
    text-align: center;
    color: var(--color-accent);
    font-style: italic;
}

/* Compact One-Pager Styles */
.compact section {
    padding: var(--space-sm) 0;
    margin-bottom: var(--space-sm);
}

.compact-section {
    padding-top: var(--space-xs) !important;
    padding-bottom: var(--space-xs) !important;
    margin-bottom: var(--space-md) !important;
}

.compact-hero {
    height: auto;
    min-height: 180px;
    padding: 4rem 0 3rem 0;
    margin-bottom: var(--space-xl);
    position: relative;
    width: 100%;
}

.compact-hero::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-accent);
    border-radius: 2px;
    opacity: 0.7;
}

.compact-hero .hero-title {
    font-size: 4.2rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.compact-hero .hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 900px;
    line-height: 1.5;
}

.compact .section-title {
    font-size: 2.2rem;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.compact .section-title::after {
    height: 4px;
    width: 80px;
    bottom: 0;
    background: var(--gradient-accent);
    opacity: 0.8;
}

.compact-section {
    padding-top: var(--space-lg) !important;
    padding-bottom: var(--space-lg) !important;
    margin-bottom: var(--space-xl) !important;
    position: relative;
}

.compact .about-text {
    max-width: 800px;
    line-height: 1.7;
    padding: var(--space-md);
    background: rgba(30, 30, 30, 0.3);
    border-radius: var(--border-radius);
    box-shadow: var(--glow-accent);
    margin-bottom: var(--space-md);
}

.compact .about-text p {
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
}

.compact .greeting {
    font-size: 1.2rem;
    color: var(--color-accent);
    margin-bottom: 0.8rem;
}

.compact .skill-badge {
    padding: var(--space-xs) var(--space-md);
    margin: 0.5rem;
    font-size: 0.85rem;
    opacity: 1;
    transform: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.compact .skill-badge:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--shadow-color-hover);
    background: var(--color-accent);
    color: var(--color-background);
}

.compact .skills-container {
    margin: 0 auto;
    max-width: 900px;
    gap: 0.4rem;
    padding: var(--space-md);
}

.compact .cta-buttons {
    gap: 1.2rem;
}

.compact .btn {
    min-width: 140px;
    padding: 0.8rem 1.5rem;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.compact .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.compact-footer {
    margin-top: var(--space-xl);
    padding: var(--space-md) 0;
    background: rgba(30, 30, 30, 0.2);
    backdrop-filter: blur(5px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Main content wrapper */
.main-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 1800px;
    margin: 0 auto;
}

@media (min-width: 1200px) {
    .main-content {
        padding: 0 1rem;
    }
    
    .compact .container {
        padding: 0 1rem;
    }
    
    .compact .skills-container {
        max-width: 1200px;
    }
}

/* Extra large screens */
@media (min-width: 1600px) {
    .container,
    .compact .container,
    .main-content {
        max-width: 90%;
    }
    
    .project-grid {
        grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
        gap: var(--space-lg);
        max-width: 1600px;
    }
}

/* Enhanced Compact Layout */
.compact {
    scroll-padding-top: 100px;
    scroll-behavior: smooth;
}

.compact-hero {
    height: auto;
    min-height: 180px;
    padding: 4rem 0 3rem 0;
    margin-bottom: var(--space-xl);
    position: relative;
    width: 100%;
}

.compact-hero::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-accent);
    border-radius: 2px;
    opacity: 0.7;
}

.compact-hero .hero-title {
    font-size: 4.2rem;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.compact-hero .hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    max-width: 900px;
    line-height: 1.5;
}

.compact .section-title {
    font-size: 2.2rem;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.compact .section-title::after {
    height: 4px;
    width: 80px;
    bottom: 0;
    background: var(--gradient-accent);
    opacity: 0.8;
}

.compact-section {
    padding-top: var(--space-lg) !important;
    padding-bottom: var(--space-lg) !important;
    margin-bottom: var(--space-xl) !important;
    position: relative;
}

.compact .about-text {
    max-width: 800px;
    line-height: 1.7;
    padding: var(--space-md);
    background: rgba(30, 30, 30, 0.3);
    border-radius: var(--border-radius);
    box-shadow: var(--glow-accent);
    margin-bottom: var(--space-md);
}

.compact .about-text p {
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
}

.compact .greeting {
    font-size: 1.2rem;
    color: var(--color-accent);
    margin-bottom: 0.8rem;
}

.compact .skill-badge {
    padding: var(--space-xs) var(--space-md);
    margin: 0.5rem;
    font-size: 0.85rem;
    opacity: 1;
    transform: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.compact .skill-badge:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px var(--shadow-color-hover);
    background: var(--color-accent);
    color: var(--color-background);
}

.compact .skills-container {
    margin: 0 auto;
    max-width: 900px;
    gap: 0.4rem;
    padding: var(--space-md);
}

.compact .cta-buttons {
    gap: 1.2rem;
}

.compact .btn {
    min-width: 140px;
    padding: 0.8rem 1.5rem;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.compact .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.compact-footer {
    margin-top: var(--space-xl);
    padding: var(--space-md) 0;
    background: rgba(30, 30, 30, 0.2);
    backdrop-filter: blur(5px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Section Dividers */
section:not(:last-child)::after {
    content: '';
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 1px;
    background: var(--gradient-accent);
    opacity: 0.5;
}

/* Page gradient accents */
body::before {
    content: '';
    position: fixed;
    top: -10%;
    right: -10%;
    width: 40%;
    height: 40%;
    background: none;
    z-index: 0;
    pointer-events: none;
}

body::after {
    content: '';
    position: fixed;
    bottom: -10%;
    left: -10%;
    width: 40%;
    height: 40%;
    background: none;
    z-index: 0;
    pointer-events: none;
}

/* Hero accent underline */
.hero::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 180px;
    height: 4px;
    background: var(--gradient-accent);
    border-radius: 2px;
    opacity: 0.7;
}

/* Final overrides for light mode */
[data-theme="light"] .about-text,
[data-theme="light"] .compact .about-text,
[data-theme="light"] body.compact .about-text {
    background-color: #ffffff !important;
    background: #ffffff !important;
    background-image: none !important;
}