:root {
    --primary-color: #7c3aed;
    --secondary-color: #059669;
    --bg-color: #0a0a0a;
    --card-bg: #1e1e1e;
    --text-color: #f3f4f6;
    --text-muted: #9ca3af;
    --grid-color: rgba(124, 58, 237, 0.15);
    --transition: all 0.3s ease;
    --shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    --gradient: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, rgba(124, 58, 237, 0.05) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(124, 58, 237, 0.05) 1px, transparent 1px);
    background-size: 30px 30px;
    pointer-events: none;
    z-index: 0.5;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

section {
    min-height: 70vh;
    padding: 50px 0;
    display: flex;
    align-items: center;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 36px;
    position: relative;
    font-weight: 700;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--gradient);
    border-radius: 2px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    background: var(--gradient);
    color: white;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: none;
    touch-action: manipulation;
}

.btn:hover, .btn:focus {
    transform: scale(1.05);
    box-shadow: var(--shadow);
    outline: none;
}

.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-color);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 3000;
    opacity: 1;
    transition: opacity 0.5s ease;
    text-align: center;
    overflow: hidden;
}

.loading-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.typing-text {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
    display: inline-block;
}

.typing-text span {
    opacity: 0;
    transform: translateY(20px) rotate(10deg);
    display: inline-block;
    animation: rotateIn 0.2s ease forwards;
}

@keyframes rotateIn {
    to {
        opacity: 1;
        transform: translateY(0) rotate(0deg);
    }
}

.progress-bar {
    width: 200px;
    height: 4px;
    background: var(--card-bg);
    border-radius: 2px;
    margin-top: 20px;
    overflow: hidden;
}

.progress-bar-fill {
    width: 0;
    height: 100%;
    background: var(--gradient);
    animation: progress 2s ease-in-out forwards;
}

@keyframes progress {
    from { width: 0; }
    to { width: 100%; }
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.5;
    pointer-events: none;
    animation: particleMove 2s ease-in-out infinite;
}

@keyframes particleMove {
    0% { transform: translateY(0); opacity: 0.5; }
    100% { transform: translateY(-100vh); opacity: 0; }
}

.cursor {
    position: fixed;
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: width 0.2s ease, height 0.2s ease, background 0.2s ease;
    will-change: transform;
}

.cursor.hovered {
    width: 20px;
    height: 20px;
    background: var(--secondary-color);
    opacity: 0.8;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--card-bg);
}

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

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

header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 16px 0;
    background: rgba(10, 10, 10, 0.95);
    z-index: 1000;
    backdrop-filter: blur(12px);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    cursor: none;
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 24px;
}

.nav-links a {
    font-weight: 500;
    position: relative;
    cursor: none;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: var(--transition);
}

.nav-links a:not(.active):hover::after {
    width: 100%;
}

.nav-links a.active::after {
    width: 100%;
}

.language-toggle {
    display: flex;
    gap: 8px;
}

.language-btn {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    background: none;
    border: 1px solid var(--text-muted);
    color: var(--text-muted);
    cursor: none;
    transition: var(--transition);
    touch-action: manipulation;
}

.language-btn.active {
    background: var(--gradient);
    color: white;
    border: none;
}

.language-btn:hover,
.language-btn:focus {
    color: var(--text-color);
    border-color: var(--text-color);
    outline: none;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    color: var(--text-color);
    cursor: none;
    touch-action: manipulation;
}

#home {
    background: var(--bg-color);
}

.hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;
    flex-wrap: wrap;
}

.hero-content {
    flex: 1;
    min-width: 300px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 24px;
    line-height: 1.2;
}

.hero-content h1 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 32px;
    color: var(--text-muted);
    max-width: 600px;
}

.hero-image {
    flex: 1;
    min-width: 300px;
    display: flex;
    justify-content: flex-end;
}

.profile-image {
    width: 320px;
    height: 320px;
    margin-left: 0px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--card-bg);
    box-shadow: var(--shadow);
    transition: var(--transition);
    loading: lazy;
}

.profile-image:hover,
.profile-image:focus {
    transform: scale(1.03);
    outline: none;
}

#showcase {
    background: var(--bg-color);
}

.projects-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    padding: 20px 0;
}

.project-card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
    position: relative;
    border: 1px solid rgba(124, 58, 237, 0.1);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover,
.project-card:focus-within {
    transform: translateY(-10px);
    box-shadow: 0 12px 40px rgba(124, 58, 237, 0.2);
    border-color: rgba(124, 58, 237, 0.3);
}

.project-card:hover::before,
.project-card:focus-within::before {
    opacity: 1;
}

.project-image-container {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.project-card:hover .project-image,
.project-card:focus-within .project-image {
    transform: scale(1.08);
}

.project-info {
    padding: 24px;
    position: relative;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 12px;
    font-weight: 600;
    color: var(--text-color);
    position: relative;
    display: inline-block;
}

.project-title::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 40px;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

.project-card:hover .project-title::after {
    width: 80px;
}

.project-description {
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 0.95rem;
    line-height: 1.7;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tech-item {
    background: rgba(124, 58, 237, 0.15);
    color: var(--primary-color);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    transition: all 0.3s ease;
    backdrop-filter: blur(5px);
}

.project-card:hover .tech-item {
    background: rgba(124, 58, 237, 0.25);
    transform: translateY(-2px);
}

.project-links {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.project-link {
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-link.primary {
    background: var(--gradient);
    color: white;
}

.project-link.secondary {
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary-color);
}

.project-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.2);
}

.project-link svg {
    width: 16px;
    height: 16px;
}

.project-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    z-index: 2;
}

#tech-stack {
    background: var(--bg-color);
}

.tech-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    border-radius: 12px;
    background: var(--card-bg);
    box-shadow: var(--shadow);
}

.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 12px;
    border-radius: 8px;
    transition: var(--transition);
    cursor: none;
    text-align: center;
    min-width: 100px;
}

.tech-item:hover,
.tech-item:focus {
    background: rgba(124, 58, 237, 0.1);
    transform: scale(1.1);
    outline: none;
}

.tech-item img {
    width: 48px;
    height: 48px;
    loading: lazy;
}

.tech-item span {
    font-size: 1rem;
    font-weight: 500;
}

.project-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-popup.active {
    display: flex;
    opacity: 1;
}

.popup-content {
    background: var(--card-bg);
    border-radius: 12px;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: popupAnim 0.4s ease-out;
}

.popup-close {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 1.8rem;
    cursor: none;
    color: var(--text-muted);
    background: none;
    border: none;
    z-index: 10;
    transition: transform 0.2s ease, color 0.3s ease;
}

.popup-close:hover,
.popup-close:focus {
    color: var(--text-color);
    transform: scale(1.2);
    outline: none;
}

.popup-image {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    border-radius: 12px 12px 0 0;
    loading: lazy;
}

.popup-info {
    padding: 24px;
}

.popup-title {
    font-size: 1.8rem;
    margin-bottom: 16px;
}

.popup-description {
    color: var(--text-muted);
    margin-bottom: 24px;
}

@keyframes popupAnim {
    from {
        transform: scale(0.7);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

#contact {
    background: var(--bg-color);
    margin-top: 60px;
    min-height: 80vh;
    padding: 60px 0;
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 36px;
    margin-top: 48px;
}

.contact-item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,.3);
    border: 1px solid rgba(124, 58, 237, 0.12);
    transition: transform .35s cubic-bezier(.25,.1,.25,1),
                box-shadow .35s, border-color .35s;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 8px 30px rgba(0,0,0,.3);
    border: 1px solid rgba(124, 58, 237, 0.12);
    position: relative;
    transition: var(--transition);
    cursor: none;
    touch-action: manipulation;
}

.contact-item::before{
    content:'';
    position:absolute;
    top:0; left:0; right:0;
    height:4px;
    background:var(--gradient);
    transform-origin:left center;
    transform:scaleX(0);
    transition:transform .35s cubic-bezier(.25,.1,.25,1);
    border-top-left-radius:12px;
    border-top-right-radius:12px;
}

.contact-item:hover,
.contact-item:focus-within{
    transform:translateY(-10px);
    box-shadow:0 12px 40px rgba(124,58,237,.25);
    border-color:rgba(124,58,237,.35);
}

.contact-item:hover::before,
.contact-item:focus-within::before{
    transform:scaleX(1);
}

.contact-item .copied {
    margin-left: 12px;
    background: rgba(0, 0, 0, 0.3);
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8rem;
    opacity: 0;
    transition: var(--transition);
}

footer {
    background: #000;
    color: var(--text-muted);
    text-align: center;
    padding: 24px 0;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.social-link {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    cursor: none;
    touch-action: manipulation;
}

.social-link:hover,
.social-link:focus {
    background: var(--primary-color);
    transform: translateY(-4px);
    outline: none;
}

.time-display {
    position: fixed;
    bottom: 24px;
    left: 24px;
    padding: 8px 16px;
    background: var(--card-bg);
    border-radius: 8px;
    font-size: 0.9rem;
    color: var(--text-muted);
    box-shadow: var(--shadow);
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity .6s cubic-bezier(.25,.1,.25,1), transform .6s cubic-bezier(.25,.1,.25,1);
    will-change: opacity, transform;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.project-card.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity .6s cubic-bezier(.25,.1,.25,1),
                transform .6s cubic-bezier(.25,.1,.25,1);
}
.project-card.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background-color: transparent;
}

@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        text-align: center;
        gap: 32px;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .profile-image {
        width: 240px;
        height: 240px;
    }

    .hamburger {
        display: block;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--card-bg);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right 0.3s ease;
        gap: 20px;
    }

    .nav-links.active {
        right: 0;
    }

    .nav-links li {
        margin: 20px 0;
    }

    .tech-list {
        gap: 20px;
    }

    .tech-item {
        min-width: 80px;
    }

    .section-title {
        font-size: 2rem;
    }

    .projects-container {
        grid-template-columns: 1fr;
    }

    .tech-container {
        padding: 20px;
    }

    .popup-content {
        width: 95%;
    }

    .cursor {
        display: none;
    }

    body {
        cursor: default;
    }
}

@media (min-width: 769px) {
    .projects-container {
        grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    }
}