/* ===========================
   GAME DEVELOPER PORTFOLIO CSS
   =========================== */

/* Variables */
:root {
    --primary-color: #00ff88;
    --secondary-color: #ff00ff;
    --accent-color: #00ffff;
    --dark-bg: #0a0a0a;
    --dark-bg-secondary: #1a1a1a;
    --card-bg: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #808080;
    --border-color: rgba(255, 255, 255, 0.1);
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #00ff88 0%, #00ffff 100%);
    --gradient-3: linear-gradient(135deg, #ff006e 0%, #ff4500 100%);
    --font-primary: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'Courier New', monospace;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.8);
    --shadow-glow: 0 0 30px rgba(0, 255, 136, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Animated Background */
.animated-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    background: radial-gradient(ellipse at bottom, #1a1a2e 0%, #0a0a0a 100%);
}

.gradient-sphere {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.gradient-sphere:nth-child(1) {
    width: 600px;
    height: 600px;
    background: var(--gradient-1);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.gradient-sphere:nth-child(2) {
    width: 400px;
    height: 400px;
    background: var(--gradient-2);
    bottom: -100px;
    right: -100px;
    animation-delay: 5s;
}

.gradient-sphere:nth-child(3) {
    width: 300px;
    height: 300px;
    background: var(--gradient-3);
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(30px, -30px) rotate(120deg);
    }
    66% {
        transform: translate(-20px, 20px) rotate(240deg);
    }
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    background: rgba(10, 10, 10, 0.98);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-2);
    transition: width 0.3s;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

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

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 6rem 2rem 4rem;
    position: relative;
}

/* Role text animation */
#role-text {
    transition: opacity 0.3s ease-in-out;
}

.hero-content {
    max-width: 1200px;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

/* Hero Role Text (Clean version without glitch) */
.hero-role-text {
    font-size: 1.2rem;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    animation: fadeInUp 1s ease-out;
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.hero-title {
    font-size: 4rem;
    font-weight: bold;
    margin: 1rem 0;
    background: linear-gradient(135deg, #fff 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out 0.2s backwards;
    min-height: 2em;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    transition: opacity 0.3s ease-in-out;
}

.hero-description {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease-out 0.4s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out 0.6s backwards;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-2);
    color: var(--dark-bg);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    padding: 0.8rem 1.5rem;
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateX(5px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    gap: 3rem;
    animation: fadeInUp 1s ease-out 0.8s backwards;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

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

/* Hero Visual */
.hero-visual {
    position: relative;
    animation: fadeIn 1.5s ease-out;
}

.hero-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 0 30px rgba(0, 255, 136, 0.3));
}

.floating-icons {
    position: absolute;
    width: 100%;
    height: 100%;
}

.float-icon {
    position: absolute;
    width: 60px;
    height: 60px;
}

.float-icon:nth-child(1) {
    top: 25%;
    left: 50%;
    animation-delay: 0s;
}

.float-icon:nth-child(2) {
    top: 10%;
    left: 50%;
    animation-delay: 1s;
}

.float-icon:nth-child(3) {
    top: 25%;
    left: 50%;
    animation-delay: 2s;
}

/* Define separate animations for each icon to maintain their transforms */
.float-icon:nth-child(1) {
    animation: float-icon-1 4s infinite ease-in-out;
}

.float-icon:nth-child(2) {
    animation: float-icon-2 4s infinite ease-in-out;
}

.float-icon:nth-child(3) {
    animation: float-icon-3 4s infinite ease-in-out;
}

@keyframes float-icon-1 {
    0%, 100% {
        transform: translateX(-50%) translateX(-85px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(-85px) translateY(-20px) rotate(10deg);
    }
}

@keyframes float-icon-2 {
    0%, 100% {
        transform: translateX(-50%) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateY(-20px) rotate(10deg);
    }
}

@keyframes float-icon-3 {
    0%, 100% {
        transform: translateX(-50%) translateX(85px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(85px) translateY(-20px) rotate(10deg);
    }
}

/* Responsive animations for different screen sizes */
@keyframes float-icon-1-tablet {
    0%, 100% {
        transform: translateX(-50%) translateX(-65px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(-65px) translateY(-20px) rotate(10deg);
    }
}

@keyframes float-icon-3-tablet {
    0%, 100% {
        transform: translateX(-50%) translateX(65px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(65px) translateY(-20px) rotate(10deg);
    }
}

@keyframes float-icon-1-mobile {
    0%, 100% {
        transform: translateX(-50%) translateX(-50px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(-50px) translateY(-15px) rotate(5deg);
    }
}

@keyframes float-icon-3-mobile {
    0%, 100% {
        transform: translateX(-50%) translateX(50px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(50px) translateY(-15px) rotate(5deg);
    }
}

@keyframes float-icon-1-desktop {
    0%, 100% {
        transform: translateX(-50%) translateX(-75px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(-75px) translateY(-20px) rotate(10deg);
    }
}

@keyframes float-icon-3-desktop {
    0%, 100% {
        transform: translateX(-50%) translateX(75px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(75px) translateY(-20px) rotate(10deg);
    }
}

@keyframes float-icon-1-large {
    0%, 100% {
        transform: translateX(-50%) translateX(-95px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(-95px) translateY(-25px) rotate(15deg);
    }
}

@keyframes float-icon-3-large {
    0%, 100% {
        transform: translateX(-50%) translateX(95px) translateY(0) rotate(0deg);
    }
    50% {
        transform: translateX(-50%) translateX(95px) translateY(-25px) rotate(15deg);
    }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    animation: bounce 2s infinite;
}

.scroll-indicator a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.scroll-indicator a:hover {
    color: var(--primary-color);
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

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

section {
    padding: 5rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff 0%, var(--primary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.4rem;
    color: var(--text-secondary);
}

/* Projects Section */
.projects {
    background: var(--dark-bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    overflow: hidden;
    transition: var(--transition);
    animation: fadeInUp 0.6s ease-out;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.project-image {
    position: relative;
    min-height: 180px;
    max-height: 300px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-image img {
    width: 100%;
    height: auto;
    max-height: 100%;
    object-fit: contain;
    transition: transform 0.5s;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

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

.play-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-2);
    border: none;
    color: var(--dark-bg);
    font-size: 1.5rem;
    cursor: pointer;
    transition: transform 0.3s;
}

.play-btn:hover {
    transform: scale(1.1);
}

.project-content {
    padding: 1.5rem;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.5;
}

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

.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
    line-height: 1.6;
}

.tech-tag {
    padding: 0.4rem 0.8rem;
    background: rgba(0, 255, 136, 0.1);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
    display: inline-block;
    margin-bottom: 0.3rem;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.tech-tag:hover {
    background: rgba(0, 255, 136, 0.2);
    transform: translateY(-1px);
}

.project-stats {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.project-stats span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: color 0.3s;
}

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

.github-link {
    padding: 0.5rem 0.8rem;
    background: var(--card-bg);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: all 0.3s;
    font-weight: 500;
}

.github-link .fa-github {
    font-size: 1.2rem;
}

.github-link:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.view-all {
    text-align: center;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    filter: grayscale(20%);
    transition: filter 0.3s;
}

.about-image:hover img {
    filter: grayscale(0%);
}

.about-decoration {
    position: absolute;
    top: -20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 3px solid var(--primary-color);
    border-radius: 15px;
    z-index: -1;
}

.about-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-info {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

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

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.info-item h4 {
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.info-item p {
    color: var(--text-secondary);
    margin: 0;
}

.text-muted {
    color: var(--text-muted) !important;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-secondary);
    text-decoration: none;
    transition: var(--transition);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

/* Skills Section */
.skills {
    background: var(--dark-bg-secondary);
}

.skills-grid {
    display: grid;
    gap: 3rem;
}

.skill-category {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 15px;
    padding: 2rem;
}

.category-title {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.skill-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
}

/* Tools only styling (no skill bars) */
.tools-only .skill-item {
    gap: 0.5rem;
}

.tools-only .skill-item .skill-level {
    display: none;
}

/* Scrollable skills for Tools & IDEs */
.scrollable-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    max-height: 300px;
    overflow-y: auto;
    padding-right: 10px;
}

.scrollable-skills::-webkit-scrollbar {
    width: 6px;
}

.scrollable-skills::-webkit-scrollbar-track {
    background: var(--border-color);
    border-radius: 3px;
}

.scrollable-skills::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

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

.scrollable-skills .skill-item {
    flex: 0 0 calc(50% - 0.75rem);
    min-width: 150px;
}

/* Engine logo styling */
.engine-logo {
    width: 50px;
    height: 50px;
    object-fit: contain;
    transition: var(--transition);
}

.skill-item:hover .engine-logo {
    transform: scale(1.1);
}

.skill-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.skill-item img {
    width: 50px;
    height: 50px;
    object-fit: contain;
}

/* Skill icons enhanced styling */
.skill-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

/* Special styling for tool icons with brand colors */
.skill-item i[style*="color: #007ACC"] {
    /* VS Code blue */
    text-shadow: 0 0 10px rgba(0, 122, 204, 0.3);
}

.skill-item i[style*="color: #F05032"] {
    /* Git orange */
    text-shadow: 0 0 10px rgba(240, 80, 50, 0.3);
}

.skill-item i[style*="color: #E87D0D"] {
    /* Blender orange */
    text-shadow: 0 0 10px rgba(232, 125, 13, 0.3);
}

.skill-item i[style*="color: #00C7B7"] {
    /* JetBrains teal */
    text-shadow: 0 0 10px rgba(0, 199, 183, 0.3);
}

.skill-item i[style*="color: #5C2D91"] {
    /* Visual Studio purple */
    text-shadow: 0 0 10px rgba(92, 45, 145, 0.3);
}

/* Game engine icon styling */
.skill-item i[style*="background: linear-gradient"] {
    font-size: 2.5rem;
    transition: var(--transition);
    text-shadow: 0 0 10px rgba(0, 255, 136, 0.2);
}

.skill-item:hover i {
    transform: scale(1.1);
}

.skill-item span {
    color: var(--text-secondary);
    font-weight: 500;
}

.skill-level {
    width: 100%;
    height: 4px;
    background: var(--border-color);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.skill-level::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    background: var(--gradient-2);
    border-radius: 2px;
    animation: fillBar 2s ease-out forwards;
    width: var(--level);
}

@keyframes fillBar {
    from {
        width: 0;
    }
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.skill-tag {
    padding: 0.5rem 1rem;
    background: rgba(0, 255, 136, 0.1);
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.skill-tag:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
}

/* Contact Section */
.contact-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    text-align: center;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    width: 40px;
}

.contact-item h4 {
    margin-bottom: 0.25rem;
    color: var(--text-primary);
}

.contact-item a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.3s;
}

.contact-item a:hover {
    color: var(--primary-color);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.form-group textarea {
    resize: vertical;
}

/* Footer */
.footer {
    background: var(--dark-bg-secondary);
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    text-align: center;
    color: var(--text-secondary);
}

.footer-content i {
    color: var(--primary-color);
}

/* Modals */
.modal,
.video-modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.modal-content {
    position: relative;
    background: var(--dark-bg-secondary);
    margin: 5% auto;
    padding: 2rem;
    width: 80%;
    max-width: 800px;
    border-radius: 15px;
    border: 1px solid var(--border-color);
    animation: slideDown 0.3s ease-out;
}

.video-modal-content {
    position: relative;
    width: 80%;
    max-width: 900px;
    margin: 10% auto;
}

.video-container {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 10px;
}

.close-modal,
.close-video {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--text-primary);
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s;
}

.close-modal:hover,
.close-video:hover {
    color: var(--primary-color);
}

@keyframes slideDown {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-2);
    color: var(--dark-bg);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 999;
    transition: var(--transition);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

.back-to-top.show {
    display: flex;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--dark-bg-secondary);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        border-top: 1px solid var(--border-color);
    }

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

    .nav-toggle {
        display: flex;
    }

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

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .hero-subtitle {
        justify-content: center;
        text-align: center;
        font-size: 1.2rem;
        min-height: 1.8em;
        transition: opacity 0.3s ease-in-out;
    }

    .floating-icons {
        transform: scale(0.8);
    }

    .float-icon {
        width: 50px;
        height: 50px;
    }

    .float-icon:nth-child(1) {
        animation: float-icon-1-tablet 4s infinite ease-in-out;
    }

    .float-icon:nth-child(3) {
        animation: float-icon-3-tablet 4s infinite ease-in-out;
    }

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

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

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

    .skill-items {
        grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    }
    
    .scrollable-skills {
        max-height: 250px;
    }
    
    .scrollable-skills .skill-item {
        flex: 0 0 100%;
        min-width: 120px;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .section-subtitle {
        font-size: 1.2rem;
    }
}

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

    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        min-height: 1.5em;
        transition: opacity 0.3s ease-in-out;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .floating-icons {
        transform: scale(0.7);
    }

    .float-icon {
        width: 40px;
        height: 40px;
    }

    .float-icon:nth-child(1) {
        animation: float-icon-1-mobile 4s infinite ease-in-out;
    }

    .float-icon:nth-child(3) {
        animation: float-icon-3-mobile 4s infinite ease-in-out;
    }

    .project-filters {
        flex-direction: column;
        width: 100%;
    }
}

/* Additional responsive breakpoints for better cross-device compatibility */
@media (max-width: 1024px) and (min-width: 769px) {
    .hero-content {
        gap: 3rem;
    }
    
    .floating-icons {
        transform: scale(0.9);
    }
}

@media (max-width: 1200px) and (min-width: 1025px) {
    .float-icon:nth-child(1) {
        animation: float-icon-1-desktop 4s infinite ease-in-out;
    }

    .float-icon:nth-child(3) {
        animation: float-icon-3-desktop 4s infinite ease-in-out;
    }
}

/* Landscape mobile devices */
@media (max-height: 500px) and (orientation: landscape) {
    .hero {
        min-height: auto;
        padding: 4rem 2rem 2rem;
    }
    
    .floating-icons {
        transform: scale(0.6);
    }
    
    .hero-subtitle {
        font-size: 1rem;
        min-height: 1.2em;
    }
}

/* Large screens */
@media (min-width: 1400px) {
    .floating-icons {
        transform: scale(1.1);
    }
    
    .float-icon {
        width: 70px;
        height: 70px;
    }
    
    .float-icon:nth-child(1) {
        animation: float-icon-1-large 4s infinite ease-in-out;
    }

    .float-icon:nth-child(3) {
        animation: float-icon-3-large 4s infinite ease-in-out;
    }
}

/* Phone reveal functionality */
.phone-reveal {
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    margin: -0.5rem -1rem;
    border-radius: 5px;
}

.phone-reveal:hover {
    color: var(--primary-color);
}

.phone-reveal.revealed {
    color: var(--primary-color);
}

/* Phone contact item hover area */
.phone-contact-item {
    cursor: pointer;
    padding: 0.5rem;
    margin: -0.5rem;
    border-radius: 8px;
    transition: var(--transition);
}

.phone-contact-item:hover .phone-reveal {
    color: var(--primary-color);
}

.phone-contact-item:hover i {
    color: var(--primary-color);
}

/* Email hover functionality */
.email-link {
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    margin: -0.5rem -1rem;
    border-radius: 5px;
}

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

/* Email contact item hover area */
.email-contact-item {
    cursor: pointer;
    padding: 0.5rem;
    margin: -0.5rem;
    border-radius: 8px;
    transition: var(--transition);
}

.email-contact-item:hover .email-link {
    color: var(--primary-color);
}

.email-contact-item:hover i {
    color: var(--primary-color);
}

/* LinkedIn hover functionality */
.linkedin-link {
    cursor: pointer;
    position: relative;
    transition: var(--transition);
    padding: 0.5rem 1rem;
    margin: -0.5rem -1rem;
    border-radius: 5px;
}

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

/* LinkedIn contact item hover area */
.linkedin-contact-item {
    cursor: pointer;
    padding: 0.5rem;
    margin: -0.5rem;
    border-radius: 8px;
    transition: var(--transition);
}

.linkedin-contact-item:hover .linkedin-link {
    color: var(--primary-color);
}

.linkedin-contact-item:hover i {
    color: var(--primary-color);
}