/* CSS Variables - Cyberpunk Theme */
:root {
    --primary-color: #00f0ff;
    --secondary-color: #ff00ff;
    --accent-color: #ff2a6d;
    --dark-color: #0a0a0f;
    --bg-dark: #0d0d1a;
    --bg-card: #151520;
    --light-color: #1a1a2e;
    --white: #e0e0e0;
    --gray: #a0a0b0;
    --neon-green: #05ffa1;
    --neon-yellow: #f9f871;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--white);
    background-color: var(--bg-dark);
    background-image: 
        linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    min-height: 100vh;
}

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

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(13, 13, 26, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 240, 255, 0.3);
    box-shadow: 0 2px 20px rgba(0, 240, 255, 0.1);
    z-index: 1000;
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color);
    letter-spacing: 2px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    transition: var(--transition);
    color: var(--white);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
    box-shadow: 0 0 5px var(--primary-color);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #0d0d1a 0%, #1a0a2e 50%, #0a1a2e 100%);
    color: var(--white);
    padding: 0 20px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 240, 255, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 80% 50%, rgba(255, 0, 255, 0.15) 0%, transparent 40%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 240, 255, 0.03) 2px,
        rgba(0, 240, 255, 0.03) 4px
    );
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    text-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color), 0 0 40px var(--primary-color);
}

.highlight {
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color), 0 0 40px var(--primary-color);
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    color: var(--gray);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    transition: var(--transition);
    z-index: -1;
}

.btn:hover {
    color: var(--dark-color);
    box-shadow: 0 0 20px var(--primary-color), 0 0 40px var(--primary-color);
    transform: translateY(-2px);
}

.btn:hover::before {
    left: 0;
}

.btn-small {
    display: inline-block;
    padding: 8px 20px;
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-small::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    transition: var(--transition);
    z-index: -1;
}

.btn-small:hover {
    color: var(--dark-color);
    box-shadow: 0 0 15px var(--primary-color);
}

.btn-small:hover::before {
    left: 0;
}

/* Sections */
.section {
    padding: 80px 0;
}

.bg-light {
    background: var(--light-color);
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color);
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--primary-color);
    margin: 10px auto 0;
    border-radius: 2px;
    box-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: center;
}

.about-image {
    display: flex;
    justify-content: center;
}

.profile-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--white);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: var(--transition);
}

.profile-image:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.placeholder-image {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--white);
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: var(--gray);
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
    transition: var(--transition);
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.3);
    border-color: var(--primary-color);
}

.skill-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    text-shadow: 0 0 10px var(--primary-color);
}

.skill-card h3 {
    margin-bottom: 1rem;
    color: var(--white);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--dark-color);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid rgba(0, 240, 255, 0.3);
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
    transition: width 1s ease;
    box-shadow: 0 0 10px var(--primary-color);
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-card);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
    transition: var(--transition);
    border: 1px solid rgba(0, 240, 255, 0.2);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(0, 240, 255, 0.3);
    border-color: var(--primary-color);
}

.project-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.project-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(0, 0, 0, 0.1) 10px,
        rgba(0, 0, 0, 0.1) 20px
    );
}

.project-image i {
    font-size: 4rem;
    color: var(--white);
    text-shadow: 0 0 20px var(--primary-color);
    position: relative;
    z-index: 1;
}

.project-info {
    padding: 1.5rem;
}

.project-info h3 {
    margin-bottom: 0.5rem;
    color: var(--white);
}

.project-info p {
    color: var(--gray);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.project-tags span {
    padding: 4px 12px;
    background: transparent;
    border: 1px solid var(--primary-color);
    border-radius: 15px;
    font-size: 0.8rem;
    color: var(--primary-color);
    font-weight: 500;
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.1rem;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    color: var(--dark-color);
    box-shadow: 0 0 20px var(--primary-color), 0 0 40px var(--primary-color);
    transform: translateY(-3px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-form input,
.contact-form textarea {
    padding: 15px;
    background: var(--bg-card);
    border: 2px solid rgba(0, 240, 255, 0.3);
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
    color: var(--white);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
}

/* Footer */
footer {
    background: var(--dark-color);
    color: var(--white);
    text-align: center;
    padding: 2rem 0;
    border-top: 1px solid rgba(0, 240, 255, 0.3);
    box-shadow: 0 -5px 20px rgba(0, 240, 255, 0.1);
}

footer p {
    color: var(--gray);
}

footer p::before {
    content: '◈ ';
    color: var(--primary-color);
}

footer p::after {
    content: ' ◈';
    color: var(--primary-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        text-align: center;
        transition: var(--transition);
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }

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

    .hamburger {
        display: flex;
    }

    .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(7px, -6px);
    }

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

    .hero-content p {
        font-size: 1.2rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

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

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

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content,
.section {
    animation: fadeIn 1s ease;
}

/* Custom Cursor Follower */
.cursor-follower {
    position: fixed;
    width: 20px;
    height: 20px;
    background: rgba(0, 240, 255, 0.3);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease, opacity 0.3s ease;
    box-shadow: 0 0 10px var(--primary-color), 0 0 20px var(--primary-color);
}

.cursor-follower.hovering {
    transform: scale(2.5);
    background: rgba(0, 240, 255, 0.1);
    box-shadow: 0 0 30px var(--primary-color), 0 0 50px var(--primary-color);
}

.cursor-dot {
    position: fixed;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    box-shadow: 0 0 10px var(--primary-color);
}

/* Additional Animations */

/* Bounce Animation */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-30px); }
    60% { transform: translateY(-15px); }
}
.bounce { animation: bounce 1s ease infinite; }

/* Pulse Animation */
@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.7); }
    70% { transform: scale(1.05); box-shadow: 0 0 0 20px rgba(37, 99, 235, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}
.pulse { animation: pulse 2s ease infinite; }

/* Rotate Animation */
@keyframes rotate { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
.rotate { animation: rotate 2s linear infinite; }

/* Float Animation */
@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}
.float { animation: float 3s ease-in-out infinite; }

/* Glow Animation */
@keyframes glow {
    0%, 100% { box-shadow: 0 0 5px rgba(37, 99, 235, 0.5); }
    50% { box-shadow: 0 0 30px rgba(37, 99, 235, 0.8), 0 0 50px rgba(37, 99, 235, 0.4); }
}
.glow { animation: glow 2s ease-in-out infinite; }

/* Shake Animation */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-10px); }
    20%, 40%, 60%, 80% { transform: translateX(10px); }
}
.shake { animation: shake 0.5s ease-in-out; }

/* Slide In Left */
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-100px); }
    to { opacity: 1; transform: translateX(0); }
}
.slide-in-left { animation: slideInLeft 0.8s ease forwards; }

/* Slide In Right */
@keyframes slideInRight {
    from { opacity: 0; transform: translateX(100px); }
    to { opacity: 1; transform: translateX(0); }
}
.slide-in-right { animation: slideInRight 0.8s ease forwards; }

/* Zoom In */
@keyframes zoomIn {
    from { opacity: 0; transform: scale(0); }
    to { opacity: 1; transform: scale(1); }
}
.zoom-in { animation: zoomIn 0.5s ease forwards; }

/* Zoom Out */
@keyframes zoomOut {
    from { opacity: 0; transform: scale(1.5); }
    to { opacity: 1; transform: scale(1); }
}
.zoom-out { animation: zoomOut 0.5s ease forwards; }

/* Flip */
@keyframes flip {
    from { transform: perspective(400px) rotateY(0); }
    to { transform: perspective(400px) rotateY(360deg); }
}
.flip { animation: flip 1s ease-in-out; backface-visibility: visible; }

/* Heartbeat */
@keyframes heartbeat {
    0% { transform: scale(1); }
    14% { transform: scale(1.1); }
    28% { transform: scale(1); }
    42% { transform: scale(1.1); }
    70% { transform: scale(1); }
}
.heartbeat { animation: heartbeat 1.5s ease-in-out infinite; }

/* Rubber Band */
@keyframes rubberBand {
    0% { transform: scale(1); }
    30% { transform: scale(1.25, 0.75); }
    40% { transform: scale(0.75, 1.25); }
    50% { transform: scale(1.15, 0.85); }
    65% { transform: scale(0.95, 1.05); }
    75% { transform: scale(1.05, 0.95); }
    100% { transform: scale(1); }
}
.rubber-band { animation: rubberBand 1s ease; }

/* Roll In */
@keyframes rollIn {
    from { opacity: 0; transform: translateX(-100%) rotate(-120deg); }
    to { opacity: 1; transform: translateX(0px) rotate(0deg); }
}
.roll-in { animation: rollIn 1s ease-out; }

/* Swing */
@keyframes swing {
    20% { transform: rotate(15deg); }
    40% { transform: rotate(-10deg); }
    60% { transform: rotate(5deg); }
    80% { transform: rotate(-3deg); }
    100% { transform: rotate(0deg); }
}
.swing { transform-origin: top center; animation: swing 1s ease-in-out; }

/* Wobble */
@keyframes wobble {
    0%, 100% { transform: translateX(0); }
    15% { transform: translateX(-25%) rotate(-5deg); }
    30% { transform: translateX(20%) rotate(3deg); }
    45% { transform: translateX(-15%) rotate(-3deg); }
    60% { transform: translateX(10%) rotate(2deg); }
    75% { transform: translateX(-5%) rotate(-1deg); }
}
.wobble { animation: wobble 1s ease-in-out; }

/* Gradient Animation */
@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.gradient-animate {
    background: linear-gradient(-45deg, #ee7752, #e73c7e, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

/* Staggered Delays */
.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

/* Hover Effects */
.hover-bounce:hover { animation: bounce 0.5s ease; }
.hover-pulse:hover { animation: pulse 1s ease; }
.hover-glow:hover { animation: glow 1s ease; }
.hover-rotate:hover { transform: rotate(360deg); transition: transform 0.5s ease; }
.hover-scale:hover { transform: scale(1.1); transition: transform 0.3s ease; }
.hover-float:hover { animation: float 1s ease-in-out; }

/* Nav Link Underline Animation */
.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: var(--primary-color);
    transition: width 0.3s ease;
}
.nav-links a:hover::after { width: 100%; }

/* Button Ripple */
.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}
.btn:active::after { width: 300px; height: 300px; }

/* Loading Spinner */
.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: rotate 1s linear infinite;
}

/* Cursor Blink */
@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}
.cursor-blink { animation: blink 1s infinite; }

/* Smooth Scroll */
html { scroll-behavior: smooth; scroll-padding-top: 80px; }