:root {
    /* Purple/Violet Color Palette */
    --color-primary: #a855f7;
    --color-primary-dark: #9333ea;
    --color-primary-light: #c084fc;
    --color-secondary: #7c3aed;
    --color-accent: #a855f7;
    --color-success: #a855f7;
    --color-warning: #f59e0b;
    --color-error: #ef4444;

    /* Grayscale */
    --color-dark: #0a0a0a;
    --color-dark-alt: #1a1a1a;
    --color-gray: #52525b;
    --color-gray-light: #a1a1aa;
    --color-light: #fafafa;
    --color-white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%);
    --gradient-secondary: linear-gradient(135deg, #a855f7 0%, #c084fc 100%);
    --gradient-accent: linear-gradient(135deg, #9333ea 0%, #a855f7 100%);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-code: 'Fira Code', 'Courier New', monospace;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(168, 85, 247, 0.4);

    /* Glass Effect */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-dark);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray);
    border-radius: 4px;
}

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

* {
    scrollbar-width: thin;
    scrollbar-color: var(--color-gray) var(--color-dark);
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 9999;
    transition: width 0.1s ease;
}

body {
    font-family: var(--font-primary);
    background: #0a0a0a;
    color: var(--color-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== CONSTELLATION BACKGROUND ===== */
.animated-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

#constellationCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.animated-background.paused #constellationCanvas {
    opacity: 0.3;
}

/* ===== STICKY NAVIGATION ===== */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 900;
    padding: 0 2rem;
    transition: all var(--transition-base);
    background: transparent;
}

.site-nav.scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 60px;
    position: relative;
}

.nav-links {
    display: flex;
    gap: 0.25rem;
}

.nav-link {
    color: var(--color-gray-light);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
    border-radius: 1px;
}

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

.nav-link.active {
    color: var(--color-primary);
}

.nav-link.active::after {
    width: 60%;
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    position: absolute;
    right: 0;
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-light);
    transition: all var(--transition-base);
    border-radius: 1px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 2rem;
}

.hero-content {
    max-width: 800px;
}

.hero-name {
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    color: var(--color-gray-light);
    font-weight: 400;
    margin-bottom: 1rem;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--color-gray);
    max-width: 540px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
}

.hero-portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--color-primary);
    border-radius: 6px;
    margin-bottom: 2rem;
    transition: all var(--transition-base);
}

.hero-portfolio-link:hover {
    background: var(--color-primary);
    color: var(--color-dark);
}

.hero-socials {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
    margin-bottom: 4rem;
}

.hero-socials a {
    color: var(--color-gray);
    font-size: 1.25rem;
    transition: all var(--transition-base);
    text-decoration: none;
}

.hero-socials a:hover {
    color: var(--color-primary);
    transform: translateY(-2px);
}

.scroll-hint {
    color: var(--color-gray);
    font-size: 1.25rem;
    animation: bobDown 2s ease-in-out infinite;
}

@keyframes bobDown {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(8px);
    }
}

/* ===== ABOUT SECTION ===== */
.about-section {
    padding: 6rem 0;
}

.about-content {
    max-width: 720px;
    margin-top: 1.5rem;
}

.about-content p {
    color: var(--color-gray-light);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.about-content p strong {
    color: var(--color-light);
    font-weight: 600;
}

.about-cta {
    margin-top: 2rem;
}

.about-portfolio-link {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    text-decoration: none;
    color: inherit;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 3px solid var(--color-primary);
    border-radius: 12px;
    padding: 1.25rem 1.5rem;
    transition: all var(--transition-base);
}

.about-portfolio-link:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.18);
    border-left-color: var(--color-primary);
    transform: translateX(4px);
}

.about-portfolio-link>i:first-child {
    font-size: 1.5rem;
    color: var(--color-primary);
    flex-shrink: 0;
}

.about-portfolio-link .cta-title {
    display: block;
    color: var(--color-white);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.2rem;
}

.about-portfolio-link .cta-desc {
    display: block;
    color: var(--color-gray-light);
    font-size: 0.85rem;
}

.about-portfolio-link .cta-arrow {
    margin-left: auto;
    color: var(--color-gray);
    font-size: 1rem;
    flex-shrink: 0;
    transition: all var(--transition-base);
}

.about-portfolio-link:hover .cta-arrow {
    color: var(--color-primary);
    transform: translateX(4px);
}

@media (max-width: 640px) {
    .about-portfolio-link {
        flex-wrap: wrap;
        gap: 1rem;
    }

    .about-portfolio-link .cta-arrow {
        display: none;
    }
}

/* ===== MAIN CONTENT ===== */
.main-content {
    position: relative;
}

/* ===== TECH FILTER ===== */
.tech-filter {
    padding: 2rem 0;
}

.filter-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-label {
    color: var(--color-gray-light);
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.filter-label i {
    color: var(--color-primary);
    font-size: 0.75rem;
}

.filter-chips {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    flex: 1;
}

.filter-chip {
    padding: 0.35rem 0.85rem;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    background: transparent;
    color: var(--color-gray-light);
    font-size: 0.75rem;
    font-weight: 500;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.filter-chip:hover {
    border-color: var(--color-primary);
    color: var(--color-light);
}

.filter-chip.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-dark);
    font-weight: 600;
}

.filter-clear {
    padding: 0.35rem 0.75rem;
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 20px;
    background: transparent;
    color: var(--color-error);
    font-size: 0.75rem;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.filter-clear:hover {
    background: rgba(239, 68, 68, 0.1);
}

.filter-clear.hidden {
    display: none;
}

/* Filter match/hide states */
.project-card {
    transition: opacity 0.35s ease, transform 0.35s ease;
}

.project-card.filter-hidden {
    opacity: 0;
    transform: scale(0.92);
    pointer-events: none;
    position: absolute;
    visibility: hidden;
}

.project-card.filter-visible {
    animation: filterIn 0.35s ease forwards;
}

@keyframes filterIn {
    from {
        opacity: 0;
        transform: scale(0.92);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.project-section.filter-empty {
    display: none;
}

/* Multi-select active chip indicator */
.filter-chip.active {
    box-shadow: 0 0 12px rgba(168, 85, 247, 0.35);
}

/* No results state */
.filter-no-results {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--color-gray-light);
    display: none;
}

.filter-no-results.visible {
    display: block;
}

.filter-no-results i {
    font-size: 2.5rem;
    color: var(--color-primary);
    opacity: 0.5;
    margin-bottom: 1rem;
}

.filter-no-results h3 {
    font-size: 1.25rem;
    color: var(--color-light);
    margin-bottom: 0.5rem;
}

.filter-no-results p {
    font-size: 0.9rem;
    opacity: 0.7;
    max-width: 400px;
    margin: 0 auto;
}

/* ===== SECTION COUNT BADGE ===== */
.section-count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 600;
    min-width: 1.6rem;
    height: 1.6rem;
    padding: 0 0.4rem;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--count-color, var(--color-primary));
    color: var(--count-color, var(--color-primary));
    vertical-align: middle;
    margin-left: 0.5rem;
}

/* ===== PROJECT SECTIONS ===== */
.project-section {
    padding: 6rem 0;
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-heading {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
}

.section-heading::after {
    content: '';
    display: block;
    width: 100%;
    height: 3px;
    background: var(--accent, var(--color-primary));
    margin-top: 0.5rem;
    border-radius: 2px;
}

.section-desc {
    color: var(--color-gray-light);
    font-size: 1rem;
    margin-bottom: 3rem;
}

/* ===== CARD GRID ===== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem;
}

/* ===== PROJECT CARD ===== */
.project-card {
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 1.75rem;
    position: relative;
    transition: all var(--transition-base);
    border-left: 3px solid transparent;
}

.project-card:hover {
    transform: translateY(-4px);
    border-left-color: var(--card-accent, var(--color-primary));
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
    border-left-color: var(--card-accent, var(--color-primary));
}

.project-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 0.5rem;
}

.project-card p {
    font-size: 0.9rem;
    color: var(--color-gray-light);
    line-height: 1.6;
    flex: 1;
    margin-bottom: 1rem;
}

/* Platform badges */
.card-platforms {
    display: flex;
    gap: 6px;
    margin-bottom: 0.75rem;
}

.platform {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 6px;
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.platform.desktop {
    background: rgba(99, 102, 241, 0.12);
    border: 1px solid rgba(129, 140, 248, 0.3);
    color: #a5b4fc;
}

.platform.mobile {
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(52, 211, 153, 0.3);
    color: #6ee7b7;
}

.platform i {
    font-size: 0.65rem;
}

/* Tech badges */
.card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: auto;
}

.card-tech span {
    font-size: 0.7rem;
    padding: 3px 10px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    color: var(--color-gray-light);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.project-card:hover .card-tech span {
    border-color: var(--card-accent, var(--color-primary));
    color: var(--color-light);
}

/* ===== GITHUB ACTIVITY ===== */
.commits-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    margin-bottom: 1.5rem;
    gap: 1rem;
}

.repo-info {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.repo-info>i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-top: 0.15rem;
}

.repo-info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-light);
    margin-bottom: 0.25rem;
}

.repo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--color-gray-light);
    text-decoration: none;
    font-size: 0.8rem;
    font-family: var(--font-code);
    transition: color var(--transition-base);
}

.repo-link:hover {
    color: var(--color-primary);
}

.repo-link i {
    font-size: 0.7rem;
}

.refresh-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-gray-light);
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.refresh-btn:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    transform: rotate(180deg);
}

.refresh-btn.spinning i {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.commits-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.loading-spinner {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem;
    gap: 1rem;
}

.loading-spinner i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

.loading-spinner p {
    color: var(--color-gray-light);
    font-size: 0.875rem;
}

.commit-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 10px;
    padding: 1.25rem;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateY(10px);
    animation: fadeInCommit 0.4s ease-out forwards;
}

.commit-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateX(4px);
}

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

.commit-card:nth-child(1) {
    animation-delay: 0.05s;
}

.commit-card:nth-child(2) {
    animation-delay: 0.1s;
}

.commit-card:nth-child(3) {
    animation-delay: 0.15s;
}

.commit-card:nth-child(4) {
    animation-delay: 0.2s;
}

.commit-card:nth-child(5) {
    animation-delay: 0.25s;
}

.commit-header {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.commit-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.commit-meta {
    flex: 1;
    min-width: 0;
}

.commit-author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.2rem;
}

.commit-author strong {
    color: var(--color-light);
    font-weight: 600;
    font-size: 0.85rem;
}

.commit-sha {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.1rem 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-family: var(--font-code);
    font-size: 0.7rem;
    color: var(--color-gray-light);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.commit-sha:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.commit-date {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    color: var(--color-gray);
    font-size: 0.75rem;
}

.commit-date i {
    font-size: 0.6rem;
}

.commit-message {
    color: var(--color-light);
    font-size: 0.95rem;
    line-height: 1.5;
}

.error-message {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 10px;
    padding: 1.5rem;
    text-align: center;
    color: var(--color-error);
}

.error-message i {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.error-message p {
    font-size: 0.875rem;
}

/* ===== FOOTER ===== */
.site-footer {
    padding: 4rem 2rem;
    text-align: center;
    position: relative;
}

.footer-credit {
    color: var(--color-gray-light);
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.footer-tech {
    font-family: var(--font-code);
    font-size: 0.8rem;
    color: var(--color-gray);
    margin-bottom: 1.5rem;
}

.footer-socials {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
}

.footer-socials a {
    color: var(--color-gray);
    font-size: 1.1rem;
    transition: all var(--transition-base);
    text-decoration: none;
}

.footer-socials a:hover {
    color: var(--color-primary);
}

/* Back to top */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: var(--color-gray-light);
    font-size: 1rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    z-index: 999;
    display: none;
    align-items: center;
    justify-content: center;
}

.back-to-top:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

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

@media (max-width: 768px) {
    .back-to-top {
        display: flex;
    }
}

/* ===== ANIMATIONS ===== */
.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}

.delay-1 {
    animation-delay: 0.2s;
    opacity: 0;
    animation-fill-mode: forwards;
}

.delay-2 {
    animation-delay: 0.4s;
    opacity: 0;
    animation-fill-mode: forwards;
}

.delay-3 {
    animation-delay: 0.6s;
    opacity: 0;
    animation-fill-mode: forwards;
}

.delay-4 {
    animation-delay: 0.8s;
    opacity: 0;
    animation-fill-mode: forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

/* ===== ANIMATION TOGGLE BUTTON ===== */
.animation-toggle {
    position: fixed;
    top: 5rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--color-primary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--glass-shadow);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.animation-toggle:hover {
    background: rgba(168, 85, 247, 0.15);
    border-color: var(--color-primary);
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.animation-toggle:active {
    transform: scale(0.95);
}

.animation-toggle.paused {
    color: var(--color-gray);
}

.animation-toggle .tooltip {
    position: absolute;
    left: auto;
    right: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 8px;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
    font-family: var(--font-primary);
}

.animation-toggle:hover .tooltip {
    opacity: 1;
}

@media (max-width: 768px) {
    .animation-toggle {
        top: auto;
        bottom: 5.5rem;
        right: auto;
        left: 1rem;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }

    .animation-toggle .tooltip {
        left: calc(100% + 8px);
        right: auto;
        top: 50%;
        bottom: auto;
        transform: translateY(-50%);
    }
}

@media (max-width: 640px) {
    .animation-toggle {
        width: 40px;
        height: 40px;
        font-size: 1rem;
        bottom: 5rem;
    }

    .animation-toggle .tooltip {
        font-size: 0.75rem;
        padding: 4px 8px;
        left: calc(100% + 6px);
        right: auto;
    }
}

/* ===== THEME TOGGLE BUTTON ===== */
.theme-toggle {
    position: fixed;
    top: 5rem;
    right: 6rem;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--color-primary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: var(--glass-shadow);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    background: rgba(168, 85, 247, 0.15);
    border-color: var(--color-primary);
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.theme-toggle:active {
    transform: scale(0.95);
}

.theme-toggle .tooltip {
    position: absolute;
    left: auto;
    right: calc(100% + 12px);
    top: 50%;
    transform: translateY(-50%);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 8px;
    font-size: 0.875rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
    font-family: var(--font-primary);
    color: var(--color-light);
}

.theme-toggle:hover .tooltip {
    opacity: 1;
}

/* ===== THEME PANEL ===== */
.theme-panel {
    position: fixed;
    top: 5.5rem;
    right: 2rem;
    width: 280px;
    background: rgba(15, 15, 20, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.theme-panel.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.theme-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--glass-border);
    background: rgba(168, 85, 247, 0.1);
}

.theme-panel-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.theme-panel-header h3 i {
    color: var(--color-primary);
}

.theme-panel-close {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--color-gray-light);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-panel-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
}

.theme-panel-content {
    padding: 1.25rem;
}

.color-presets {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    justify-items: center;
}

.color-preset {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--preset-color);
    border: 3px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
}

.color-preset:hover {
    transform: scale(1.15);
    box-shadow: 0 0 15px var(--preset-color);
}

.color-preset.active {
    border-color: var(--color-light);
    box-shadow: 0 0 20px var(--preset-color);
}

.color-preset.active::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 0.75rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.hue-slider-container {
    margin-bottom: 1.25rem;
}

.hue-slider-container label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-gray-light);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hue-slider {
    width: 100%;
    height: 12px;
    border-radius: 6px;
    background: linear-gradient(to right,
            hsl(0, 80%, 60%),
            hsl(30, 80%, 60%),
            hsl(60, 80%, 60%),
            hsl(90, 80%, 60%),
            hsl(120, 80%, 60%),
            hsl(150, 80%, 60%),
            hsl(180, 80%, 60%),
            hsl(210, 80%, 60%),
            hsl(240, 80%, 60%),
            hsl(270, 80%, 60%),
            hsl(300, 80%, 60%),
            hsl(330, 80%, 60%),
            hsl(360, 80%, 60%));
    -webkit-appearance: none;
    appearance: none;
    cursor: pointer;
    outline: none;
}

.hue-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--color-dark);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.hue-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
}

.hue-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: white;
    border: 3px solid var(--color-dark);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    cursor: pointer;
}

.hue-preview {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    margin-top: 0.75rem;
    background: var(--color-primary);
    box-shadow: 0 0 15px var(--color-primary);
    transition: all var(--transition-fast);
}

.reset-theme-btn {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    color: var(--color-gray-light);
    font-size: 0.85rem;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.reset-theme-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-light);
    border-color: var(--color-primary);
}

@media (max-width: 768px) {
    .theme-toggle {
        top: auto;
        bottom: 1.5rem;
        right: auto;
        left: 1rem;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }

    .theme-toggle .tooltip {
        left: calc(100% + 8px);
        right: auto;
    }

    .theme-panel {
        left: 1rem;
        right: 1rem;
        width: auto;
        top: auto;
        bottom: 5rem;
    }
}

@media (max-width: 640px) {
    .theme-toggle {
        bottom: 1.25rem;
        left: 1rem;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .theme-toggle .tooltip {
        font-size: 0.75rem;
        padding: 4px 8px;
    }

    .color-presets {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.6rem;
    }

    .color-preset {
        width: 36px;
        height: 36px;
    }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 60px;
        left: -2rem;
        right: -2rem;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1rem 2rem;
        border-bottom: 1px solid var(--glass-border);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-link {
        padding: 0.75rem 0;
        font-size: 1rem;
    }

    .nav-link::after {
        display: none;
    }

    .hamburger {
        display: flex;
    }

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

    .project-section {
        padding: 4rem 0;
    }

    .commits-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .refresh-btn {
        align-self: flex-end;
    }

    .commit-header {
        flex-direction: column;
        gap: 0.5rem;
    }

    .filter-bar {
        gap: 0.75rem;
    }

    .filter-label {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .section-container {
        padding: 0 1.25rem;
    }

    .project-card {
        padding: 1.25rem;
    }
}