/* Modern Portfolio CSS with Animations */

/* CSS Custom Properties */
:root {
    /* Colors */
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #06ffa5;
    --dark-color: #0f0f23;
    --darker-color: #08081a;
    --gray-color: #8892b0;
    --light-gray: #a8b2d1;
    --white: #ffffff;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --gradient-accent: linear-gradient(135deg, var(--accent-color), var(--primary-color));
    --gradient-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-text: linear-gradient(135deg, var(--accent-color), var(--primary-color));

    /* Fonts */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-code: 'JetBrains Mono', 'Fira Code', Consolas, Monaco, monospace;

    /* Spacing */
    --container-max-width: 1200px;
    --section-padding: 120px;
    --element-gap: 2rem;

    /* Animation */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background: var(--dark-color);
    color: var(--white);
    line-height: 1.6;
    overflow-x: clip;
    /* Use clip instead of hidden to not break sticky positioning */
}

/* Container */
.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    /* Increased to be above hero content */
    padding: 1rem 0;
    background: rgba(15, 15, 35, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    transition: var(--transition-normal);
    /* iOS safe area support */
    padding-top: max(1rem, env(safe-area-inset-top));
}

.navbar.scrolled {
    background: rgba(15, 15, 35, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--light-gray);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-normal);
    padding: 0.5rem 0;
}

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

.nav-underline {
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-accent);
    transition: width var(--transition-normal);
}

.nav-item:hover .nav-underline {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 3px 0;
    transition: var(--transition-normal);
}

/* Hero Section with Sticky Effect */
.sticky-hero {
    min-height: 150vh;
    /* Make it taller to allow for sticky effect */
    position: relative;
    overflow-x: clip;
    /* Use clip instead of hidden to not break sticky positioning */
    overflow-y: visible;
}

.hero-sticky-content {
    position: sticky;
    top: 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    z-index: 10;
    /* Lower than navbar */
    /* Account for navbar height on mobile */
    padding-top: 80px;
}

/* Floating Tech Icons */
.floating-tech-icons {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.left-icons {
    left: -10%;
    top: 0;
}

.right-icons {
    right: -10%;
    top: 0;
}

.tech-icon-float {
    position: absolute;
    opacity: 0.08;
    transition: all 0.3s ease;
    animation: techFloat 8s ease-in-out infinite;
}

.tech-icon-float svg {
    width: 100%;
    height: 100%;
    color: var(--accent-color);
    filter: drop-shadow(0 0 20px rgba(99, 102, 241, 0.3));
}

/* Individual icon positioning */
.left-icons .icon-1 {
    top: 10%;
    left: 20%;
    width: 80px;
    height: 80px;
    animation-delay: 0s;
}

.left-icons .icon-2 {
    top: 50%;
    left: 5%;
    width: 60px;
    height: 60px;
    animation-delay: 2s;
}

.left-icons .icon-3 {
    top: 75%;
    left: 25%;
    width: 70px;
    height: 70px;
    animation-delay: 4s;
}

.left-icons .icon-8 {
    top: 25%;
    left: 35%;
    width: 52px;
    height: 52px;
    animation-delay: 6s;
}

.left-icons .icon-9 {
    top: 60%;
    left: 30%;
    width: 50px;
    height: 50px;
    animation-delay: 8s;
}

.left-icons .icon-10 {
    top: 85%;
    left: 10%;
    width: 46px;
    height: 46px;
    animation-delay: 1.5s;
}

.right-icons .icon-4 {
    top: 15%;
    right: 15%;
    width: 90px;
    height: 90px;
    animation-delay: 1s;
}

.right-icons .icon-5 {
    top: 45%;
    right: 5%;
    width: 75px;
    height: 75px;
    animation-delay: 3s;
}

.right-icons .icon-6 {
    top: 70%;
    right: 20%;
    width: 65px;
    height: 65px;
    animation-delay: 5s;
}

.right-icons .icon-7 {
    top: 30%;
    right: 35%;
    width: 55px;
    height: 55px;
    animation-delay: 1.5s;
}

.right-icons .icon-11 {
    top: 20%;
    right: 30%;
    width: 48px;
    height: 48px;
    animation-delay: 7s;
}

.right-icons .icon-12 {
    top: 55%;
    right: 35%;
    width: 54px;
    height: 54px;
    animation-delay: 9s;
}

.right-icons .icon-13 {
    top: 80%;
    right: 10%;
    width: 58px;
    height: 58px;
    animation-delay: 3.5s;
}

.right-icons .icon-14 {
    top: 10%;
    right: 5%;
    width: 44px;
    height: 44px;
    animation-delay: 5.5s;
}

.right-icons .icon-15 {
    top: 85%;
    right: 30%;
    width: 50px;
    height: 50px;
    animation-delay: 7.5s;
}

@keyframes techFloat {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg) scale(1);
        opacity: 0.08;
    }

    25% {
        transform: translateY(-15px) rotate(5deg) scale(1.05);
        opacity: 0.12;
    }

    50% {
        transform: translateY(-25px) rotate(-3deg) scale(1.1);
        opacity: 0.15;
    }

    75% {
        transform: translateY(-10px) rotate(7deg) scale(1.03);
        opacity: 0.1;
    }
}

/* Gradient overlays for depth */
.hero-gradient-top,
.hero-gradient-bottom {
    position: absolute;
    left: 0;
    right: 0;
    height: 30%;
    z-index: 1;
    pointer-events: none;
}

.hero-gradient-top {
    top: 0;
    background: linear-gradient(180deg, var(--dark-color) 0%, transparent 100%);
}

.hero-gradient-bottom {
    bottom: 0;
    background: linear-gradient(0deg, var(--dark-color) 0%, transparent 100%);
}

/* Hero Avatar */
.hero-avatar {
    margin-bottom: 2rem;
    display: flex;
    justify-content: center;
}

.avatar-wrapper {
    position: relative;
    display: inline-block;
}

.avatar-wrapper img {
    width: 240px;
        height: 240px;
        border-radius: 50%;
        object-fit: cover;
}

.avatar-placeholder {
    position: relative;
    z-index: 2;
    animation: avatarFloat 4s ease-in-out infinite;
}

.avatar-shadow {
    position: absolute;
    top: 10px;
    left: 10px;
    right: -10px;
    bottom: -10px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    filter: blur(20px);
    animation: shadowPulse 4s ease-in-out infinite;
}

@keyframes avatarFloat {

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

    50% {
        transform: translateY(-10px);
    }
}

@keyframes shadowPulse {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.3;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.5;
    }
}

/* Animation trigger */
.hero-animation-trigger {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
}

.hero-content {
    width: 100%;
    text-align: center;
    z-index: 2;
}

.hero-title {
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.title-line {
    display: block;
    animation: slideInUp 0.8s ease-out forwards;
    opacity: 0;
    transform: translateY(30px);
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
}

.title-highlight {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: slideInUp 0.8s ease-out forwards;
    opacity: 0;
    transform: translateY(30px);
    animation-delay: 0.6s;
}

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

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto 3rem;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: fadeInUp 0.8s ease-out 1s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
}

/* Scroll Indicator */
.scroll-indicator {
    text-align: center;
    margin-top: 3rem;
    animation: fadeInUp 0.8s ease-out 1.2s both;
}

.scroll-text {
    font-size: 1.5rem;
    color: var(--gray-color);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.scroll-arrow {
    animation: bounce 2s infinite;
}

.arrow-icon {
    width: 24px;
    height: 24px;
    color: var(--accent-color);
}

@keyframes bounce {

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

    50% {
        transform: translateY(10px);
    }
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: 1.125rem;
    color: var(--gray-color);
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services {
    padding: 0 0 var(--section-padding);
    background: linear-gradient(180deg, var(--dark-color) 0%, var(--darker-color) 100%);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.tech-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid rgba(99, 102, 241, 0.1);
    position: relative;
    overflow: hidden;
}

.tech-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
    transition: left 0.5s;
}

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

.tech-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.tech-icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
}

.tech-card:hover .tech-icon-wrapper {
    transform: scale(1.1) rotateY(180deg);
}

.tech-logo {
    width: 40px;
    height: 40px;
    color: var(--white);
}

.tech-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.tech-card p {
    color: var(--gray-color);
    line-height: 1.6;
}

/* Projects Section */
.projects {
    padding: var(--section-padding) 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-normal);
    position: relative;
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.project-card:hover {
    transform: translateY(-10px);
}

.project-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-svg {
    width: 100%;
    height: 100%;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(99, 102, 241, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    padding: 1rem 2rem;
    border: 2px solid var(--white);
    border-radius: 8px;
    transition: var(--transition-normal);
}

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

.project-content {
    padding: 2rem;
}

.project-content h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--white);
}

.project-content p {
    color: var(--gray-color);
    margin-bottom: 1.5rem;
}

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

.tag {
    padding: 0.25rem 0.75rem;
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary-color);
    border-radius: 16px;
    font-size: 0.875rem;
    font-weight: 500;
}

/* Glow Border Effect */
.glow-border {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 16px;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color), var(--secondary-color), var(--primary-color));
    background-size: 400% 400%;
    z-index: -1;
    opacity: 0;
    transition: opacity var(--transition-normal);
    animation: gradientShift 3s ease infinite;
}

.project-card:hover .glow-border {
    opacity: 0.5;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }

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

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

/* About Section */
.about {
    padding: var(--section-padding) 0;
    background: linear-gradient(180deg, var(--darker-color) 0%, var(--dark-color) 100%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray-color);
    font-size: 0.9rem;
}

/* Code Window */
.code-window {
    background: rgba(0, 0, 0, 0.8);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.window-header {
    background: rgba(255, 255, 255, 0.1);
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.window-controls {
    display: flex;
    gap: 0.5rem;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.red {
    background: #ff5f56;
}

.control.yellow {
    background: #ffbd2e;
}

.control.green {
    background: #27ca3f;
}

.window-title {
    color: var(--gray-color);
    font-size: 0.9rem;
}

.code-content {
    padding: 2rem;
    font-family: var(--font-code);
    font-size: 0.9rem;
    line-height: 1.6;
}

.code-keyword {
    color: #ff79c6;
}

.code-variable {
    color: #8be9fd;
}

.code-property {
    color: #50fa7b;
}

.code-string {
    color: #f1fa8c;
}

/* Contact Section */
.contact {
    padding: var(--section-padding) 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

.contact-details h4 {
    color: var(--white);
    margin-bottom: 0.25rem;
}

.contact-details p {
    color: var(--gray-color);
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--white);
    font-weight: 500;
}

.input-wrapper {
    position: relative;
}

.input-wrapper input,
.input-wrapper select,
.input-wrapper textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 8px;
    color: var(--white);
    font-family: var(--font-primary);
    transition: var(--transition-normal);
}

.input-wrapper input:focus,
.input-wrapper select:focus,
.input-wrapper textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.3);
}

.input-border {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-normal);
    z-index: -1;
}

.input-wrapper:focus-within .input-border {
    opacity: 0.2;
}

.submit-btn {
    position: relative;
    overflow: hidden;
}

.btn-loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid var(--white);
    border-radius: 50%;
    opacity: 0;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }

    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

.submit-btn.loading .btn-text {
    opacity: 0;
}

.submit-btn.loading .btn-loader {
    opacity: 1;
}

/* Footer */
.footer {
    background: var(--darker-color);
    padding: 3rem 0 2rem;
    border-top: 1px solid rgba(99, 102, 241, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

.footer-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.footer-links a {
    color: var(--gray-color);
    text-decoration: none;
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-color);
    transition: var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(99, 102, 241, 0.1);
    color: var(--gray-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: calc(70px + env(safe-area-inset-top, 0px));
        flex-direction: column;
        background: var(--darker-color);
        width: 100%;
        height: calc(100vh - 70px - env(safe-area-inset-top, 0px));
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        border-top: 1px solid rgba(99, 102, 241, 0.1);
        z-index: 100;
        padding: 2rem 0;
    }

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

    .nav-item {
        margin: 1rem 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .lang-toggle {
        margin-left: 0;
        margin-top: 2rem;
        padding: 0 2rem;
    }

    .lang-btn {
        width: 100%;
        justify-content: center;
        background: rgba(99, 102, 241, 0.15);
        border-color: rgba(99, 102, 241, 0.4);
        padding: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    /* Extra spacing for mobile hero */
    .hero-content {
        padding-top: 2rem;
    }

    .hero-avatar {
        margin-bottom: 3rem;
    }

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

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

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

    .footer-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 1rem;
    }

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

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

/* Loading Animation */
@keyframes pulse {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }

    100% {
        opacity: 1;
    }
}

.loading {
    animation: pulse 2s infinite;
}

/* Intersection Observer Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

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

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

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

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: -1;
}

/* Language Toggle */
.lang-toggle {
    margin-left: 1rem;
}

.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    color: var(--light-gray);
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 0.875rem;
    font-weight: 500;
}

.lang-btn:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-1px);
}

.lang-flag {
    font-size: 1rem;
}

.lang-code {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* iOS specific fixes */
@supports (-webkit-touch-callout: none) {
    /* iPhone/iPad detection */

    .hero-sticky-content {
        /* More padding for iOS devices */
        padding-top: max(100px, env(safe-area-inset-top) + 80px);
        min-height: calc(100vh - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    }

    .navbar {
        /* Ensure navbar is properly positioned on iOS */
        padding-top: max(1rem, env(safe-area-inset-top) + 0.5rem);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }

    .hero-avatar {
        /* Extra margin for iOS to ensure avatar is below navbar */
        margin-top: 2rem;
        margin-bottom: 2rem;
    }
}

/* Additional mobile fixes */