:root {
    --bg-color: #030303;
    --text-primary: #ffffff;
    --text-secondary: #8a8a9a;

    /* Refined accent colors */
    --accent-primary: #00d4ff;
    --accent-secondary: #8b5cf6;
    --accent-tertiary: #ff6b9d;
    --accent-glow: rgba(0, 212, 255, 0.4);
    --accent-glow-secondary: rgba(139, 92, 246, 0.3);

    /* Glass effects */
    --glass-bg: rgba(20, 20, 30, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.15);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    overflow-x: hidden;
    line-height: 1.7;
    position: relative;
}

/* ========== ANIMATED BACKGROUND ========== */
.background-mesh {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(0, 212, 255, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(255, 107, 157, 0.08) 0%, transparent 60%);
    animation: meshFloat 20s ease-in-out infinite;
}

@keyframes meshFloat {

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

    25% {
        transform: scale(1.05) translate(-2%, -2%);
    }

    50% {
        transform: scale(1.1) translate(2%, -1%);
    }

    75% {
        transform: scale(1.05) translate(-1%, 2%);
    }
}

/* Noise overlay for texture */
.noise-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.03;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Floating Orbs */
.floating-orb {
    position: fixed;
    border-radius: 50%;
    filter: blur(60px);
    pointer-events: none;
    z-index: -1;
    animation: orbFloat 15s ease-in-out infinite;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    top: -10%;
    left: -10%;
    opacity: 0.2;
    animation-delay: 0s;
}

.orb-2 {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--accent-tertiary), var(--accent-secondary));
    bottom: 10%;
    right: -5%;
    opacity: 0.15;
    animation-delay: -5s;
}

.orb-3 {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-tertiary));
    top: 50%;
    left: 30%;
    opacity: 0.1;
    animation-delay: -10s;
}

@keyframes orbFloat {

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

    25% {
        transform: translate(50px, -30px) scale(1.1);
    }

    50% {
        transform: translate(-30px, 50px) scale(0.9);
    }

    75% {
        transform: translate(-50px, -20px) scale(1.05);
    }
}

/* ========== SCROLL PROGRESS BAR ========== */
.scroll-progress-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(255, 255, 255, 0.05);
    z-index: 9999;
}

.scroll-progress-bar {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary), var(--accent-tertiary));
    box-shadow: 0 0 20px var(--accent-glow);
    transition: width 0.1s ease-out;
}

/* ========== TYPOGRAPHY ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

/* ========== NAVIGATION ========== */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 6%;
    position: fixed;
    width: 100%;
    top: 3px;
    z-index: 1000;
    backdrop-filter: blur(20px);
    background: rgba(3, 3, 3, 0.7);
    border-bottom: 1px solid var(--glass-border);
    transition: all var(--transition-smooth);
}

nav.scrolled {
    padding: 1rem 6%;
    background: rgba(3, 3, 3, 0.95);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #fff 0%, var(--accent-primary) 50%, var(--accent-secondary) 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: logoShimmer 4s ease-in-out infinite;
}

@keyframes logoShimmer {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    position: relative;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 2px;
    transition: width var(--transition-smooth);
}

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

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

/* Mobile Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-fast);
    transform-origin: center;
}

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

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

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

/* ========== HERO SECTION ========== */
.hero {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 1.5rem;
    padding-top: 80px;
    position: relative;
}

.hero-content {
    max-width: 900px;
    opacity: 0;
    transform: translateY(40px);
    animation: heroReveal 1s cubic-bezier(0.4, 0, 0.2, 1) 0.3s forwards;
}

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

.hero-content h1 {
    font-size: clamp(2.8rem, 8vw, 5.5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, #d0d0d0 40%, var(--accent-primary) 80%, var(--accent-secondary) 100%);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleGradient 8s ease-in-out infinite;
}

@keyframes titleGradient {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.typing-text {
    color: var(--accent-primary);
    font-weight: 800;
    -webkit-text-fill-color: var(--accent-primary);
    position: relative;
}

.typing-text::after {
    content: '|';
    animation: blink 0.7s infinite;
    color: var(--accent-primary);
    -webkit-text-fill-color: var(--accent-primary);
    margin-left: 2px;
}

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

.hero-content p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0;
    animation: fadeUp 0.8s ease-out 0.6s forwards;
}

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

/* CTA Button with Shine Effect */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 2.5rem;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid var(--glass-border);
    border-radius: 60px;
    font-size: 1rem;
    font-weight: 600;
    backdrop-filter: blur(10px);
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #000;
    border-color: transparent;
    box-shadow: 0 0 40px var(--accent-glow), 0 0 80px var(--accent-glow-secondary);
    transform: translateY(-3px);
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button i {
    transition: transform var(--transition-fast);
}

.cta-button:hover i {
    transform: translateX(5px);
}

/* ========== SECTIONS ========== */
.section {
    padding: 8rem 6%;
    max-width: 1300px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(60px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 4px;
    box-shadow: 0 0 20px var(--accent-glow);
}

/* ========== ABOUT SECTION ========== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    align-items: center;
}

.profile-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    text-align: center;
    backdrop-filter: blur(20px);
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transform: skewX(-15deg);
    transition: left 0.7s ease;
}

.profile-card:hover {
    transform: translateY(-10px);
    border-color: var(--glass-border-hover);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4), 0 0 40px var(--accent-glow-secondary);
}

.profile-card:hover::before {
    left: 100%;
}

.profile-img {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 1.5rem;
    border: 3px solid var(--glass-border);
    box-shadow: 0 0 30px var(--accent-glow-secondary);
    transition: all var(--transition-smooth);
}

.profile-card:hover .profile-img {
    border-color: var(--accent-secondary);
    transform: scale(1.05);
}

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

/* ========== SKILLS ========== */
.skills-container {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.skill-tag {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-smooth);
    cursor: default;
    position: relative;
    overflow: hidden;
}

.skill-tag::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    opacity: 0;
    transition: opacity var(--transition-smooth);
    z-index: -1;
}

.skill-tag:hover {
    color: #fff;
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px var(--accent-glow);
}

.skill-tag:hover::before {
    opacity: 1;
}

/* ========== PROJECTS GRID ========== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.project-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    overflow: hidden;
    transition: all var(--transition-smooth);
    position: relative;
}

/* Shimmer effect on project cards */
.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -150%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg,
            transparent,
            rgba(255, 255, 255, 0.03),
            rgba(255, 255, 255, 0.06),
            rgba(255, 255, 255, 0.03),
            transparent);
    transform: skewX(-20deg);
    transition: left 0.8s ease;
}

.project-card:hover {
    transform: translateY(-12px) scale(1.02);
    border-color: var(--glass-border-hover);
    box-shadow:
        0 25px 80px rgba(0, 0, 0, 0.4),
        0 0 50px var(--accent-glow-secondary);
}

.project-card:hover::before {
    left: 150%;
}

.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
    color: #fff;
    transition: color var(--transition-fast);
}

.project-card:hover .project-title {
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--accent-primary);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
}

.project-link:hover {
    gap: 1rem;
    color: var(--accent-secondary);
}

/* ========== CONTACT ========== */
.contact-container {
    text-align: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 30px;
    padding: 4rem 2.5rem;
    max-width: 700px;
    margin: 0 auto;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

.contact-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, var(--accent-primary), transparent, var(--accent-secondary), transparent);
    opacity: 0.05;
    animation: contactGlow 10s linear infinite;
}

@keyframes contactGlow {
    to {
        transform: rotate(360deg);
    }
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 500px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.form-group {
    width: 100%;
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 1.1rem 1.2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all var(--transition-smooth);
}

.form-textarea {
    resize: vertical;
    min-height: 130px;
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
    box-shadow: 0 0 25px rgba(0, 212, 255, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

/* Social Links */
.social-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 2;
}

.social-icon {
    font-size: 1.3rem;
    color: var(--text-secondary);
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    transition: all var(--transition-bounce);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
}

.social-icon:hover {
    color: #fff;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-color: transparent;
    transform: translateY(-5px) rotate(10deg);
    box-shadow: 0 15px 40px var(--accent-glow);
}

/* ========== FOOTER ========== */
footer {
    text-align: center;
    padding: 3rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-secondary);
    font-size: 0.9rem;
    background: rgba(0, 0, 0, 0.3);
}

footer .fa-heart {
    color: var(--accent-tertiary);
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {

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

    50% {
        transform: scale(1.2);
    }
}

/* ========== MOBILE RESPONSIVE ========== */
@media (max-width: 968px) {
    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

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

@media (max-width: 768px) {
    nav {
        padding: 1.2rem 5%;
    }

    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(3, 3, 3, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 3rem;
        backdrop-filter: blur(30px);
    }

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

    .nav-links a {
        font-size: 1.5rem;
    }

    .hamburger {
        display: flex;
    }

    .hero-content h1 {
        font-size: clamp(2rem, 10vw, 3.5rem);
    }

    .section {
        padding: 5rem 5%;
    }

    .floating-orb {
        opacity: 0.1;
    }
}

/* ========== SCROLL REVEAL ANIMATION CLASSES ========== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 {
    transition-delay: 0.1s;
}

.reveal-delay-2 {
    transition-delay: 0.2s;
}

.reveal-delay-3 {
    transition-delay: 0.3s;
}

.reveal-delay-4 {
    transition-delay: 0.4s;
}

/* Stagger animation for grid items */
.project-card:nth-child(1) {
    transition-delay: 0.1s;
}

.project-card:nth-child(2) {
    transition-delay: 0.2s;
}

.project-card:nth-child(3) {
    transition-delay: 0.3s;
}

.project-card:nth-child(4) {
    transition-delay: 0.4s;
}

.skill-tag:nth-child(1) {
    transition-delay: 0.05s;
}

.skill-tag:nth-child(2) {
    transition-delay: 0.1s;
}

.skill-tag:nth-child(3) {
    transition-delay: 0.15s;
}

.skill-tag:nth-child(4) {
    transition-delay: 0.2s;
}

.skill-tag:nth-child(5) {
    transition-delay: 0.25s;
}

.skill-tag:nth-child(6) {
    transition-delay: 0.3s;
}

/* ========== CUSTOM SCROLLBAR ========== */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--accent-secondary), var(--accent-tertiary));
}

/* ========== SELECTION ========== */
::selection {
    background: var(--accent-primary);
    color: #000;
}