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

:root {
    --primary-color: #ffd700;
    --secondary-color: #ff8c00;
    --accent-color: #ffb347;
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --gradient-primary: linear-gradient(135deg, #ffd700 0%, #ff8c00 100%);
    --gradient-secondary: linear-gradient(135deg, #ff8c00 0%, #ffb347 100%);
    --border-radius: 12px;
    --shadow-light: 0 4px 20px rgba(255, 215, 0, 0.1);
    --shadow-medium: 0 8px 40px rgba(255, 215, 0, 0.15);
    --shadow-heavy: 0 20px 60px rgba(255, 215, 0, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Navigation Styles */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 215, 0, 0.1);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

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

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

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

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger .bar {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: radial-gradient(ellipse at center, rgba(255, 215, 0, 0.05) 0%, transparent 70%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-content {
    animation: slideInLeft 1s ease-out;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
    color: var(--text-secondary);
    font-weight: 300;
}

.title-highlight {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: glow 2s ease-in-out infinite alternate;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 500px;
    animation: fadeIn 1s ease-out 0.5s both;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    animation: fadeIn 1s ease-out 1s both;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: var(--border-radius);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-primary);
    box-shadow: var(--shadow-light);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

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

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: translateY(-2px);
}

.btn-small {
    padding: 8px 16px;
    font-size: 0.875rem;
}

.btn-disabled {
    background: var(--bg-tertiary);
    color: var(--text-muted);
    cursor: not-allowed;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 400px;
    animation: slideInRight 1s ease-out;
}

.floating-elements {
    position: relative;
    width: 100%;
    height: 100%;
}

.floating-element {
    position: absolute;
    border-radius: 50%;
    background: var(--gradient-primary);
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.element-1 {
    width: 80px;
    height: 80px;
    top: 10%;
    left: 20%;
    animation-delay: 0s;
}

.element-2 {
    width: 120px;
    height: 120px;
    top: 50%;
    right: 10%;
    animation-delay: -2s;
}

.element-3 {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 10%;
    animation-delay: -4s;
}

.element-4 {
    width: 100px;
    height: 100px;
    top: 30%;
    right: 30%;
    animation-delay: -1s;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    transform: rotate(45deg);
}

/* Projects Section */
.projects {
    padding: 100px 0;
    background: var(--bg-secondary);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

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

.project-card {
    background: var(--bg-tertiary);
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid rgba(255, 215, 0, 0.1);
    position: relative;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-heavy);
    border-color: rgba(255, 215, 0, 0.3);
}

.project-image {
    position: relative;
    height: 200px;
    background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(255, 140, 0, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

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

/* Project Icons */
.project-icon {
    font-size: 2rem;
    color: var(--primary-color);
}

.wordle-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 4px;
}

.wordle-tile {
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    border-radius: 4px;
    font-size: 0.875rem;
}

.wordle-tile.correct {
    background: #538d4e;
    color: white;
}

.wordle-tile.present {
    background: #b59f3b;
    color: white;
}

.wordle-tile.absent {
    background: #3a3a3c;
    color: white;
}

.math-equation {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.5rem;
    font-weight: bold;
}

.math-equation .operator,
.math-equation .equals {
    color: var(--secondary-color);
}

.math-equation .result {
    color: var(--primary-color);
    /*animation: pulse 1.5s ease-in-out infinite;*/
}

.coming-soon-icon .question-mark {
    font-size: 4rem;
    font-weight: bold;
    opacity: 0.5;
    animation: pulse 2s ease-in-out infinite;
}

.ehr-icon .ehr-symbol {
    font-size: 4rem;
    /*filter: drop-shadow(0 0 10px rgba(255, 215, 0, 0.5));
    animation: float 3s ease-in-out infinite;*/
}

.ehr-project:hover {
    transform: scale(1.1);
    filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.8));
}

.project-content {
    padding: 1.5rem;
}

.project-category {
    color: var(--secondary-color);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.project-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.925rem;
    line-height: 1.6;
}

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

.tech-tag {
    background: rgba(255, 215, 0, 0.1);
    color: var(--primary-color);
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid rgba(255, 215, 0, 0.2);
}

/* About Section */
.about {
    padding: 100px 0;
    background: var(--bg-primary);
}

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

.about-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 1.025rem;
    line-height: 1.7;
}

.skills {
    margin-top: 2rem;
}

.skills-title {
    color: var(--text-primary);
    margin-bottom: 1rem;
    font-size: 1.125rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 0.75rem;
}

.skill-item {
    background: rgba(255, 215, 0, 0.1);
    color: var(--primary-color);
    padding: 8px 12px;
    border-radius: var(--border-radius);
    text-align: center;
    align-content: center;
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid rgba(255, 215, 0, 0.2);
    transition: var(--transition);
}

.skill-item:hover {
    background: rgba(255, 215, 0, 0.2);
    transform: translateY(-2px);
}

/* Code Window */
.about-visual {
    position: relative;
}

.code-window {
    background: #1e1e1e;
    border-radius: var(--border-radius);
    overflow: hidden;
    border: 1px solid rgba(255, 215, 0, 0.2);
    box-shadow: var(--shadow-medium);
}

.code-header {
    background: #2d2d2d;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.code-dots {
    display: flex;
    gap: 6px;
}

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

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27ca3f; }

.code-title {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

.code-content {
    padding: 20px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
}

.code-line {
    margin-bottom: 4px;
}

.keyword { color: #569cd6; }
.function { color: #dcdcaa; }
.variable { color: #9cdcfe; }
.string { color: #ce9178; }
.number { color: #b5cea8; }

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: 40px 0;
    border-top: 1px solid rgba(255, 215, 0, 0.1);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-text {
    color: var(--text-muted);
    font-size: 0.875rem;
}

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

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
}

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

/* Animations */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

@keyframes glow {
    from {
        text-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
    }
    to {
        text-shadow: 0 0 30px rgba(255, 215, 0, 0.8), 0 0 40px rgba(255, 215, 0, 0.6);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.7;
        transform: scale(1.05);
    }
}

/* Responsive Design */
@media (max-width: 968px) {
    .hero-container,
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-visual {
        order: -1;
        height: 300px;
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: rgba(10, 10, 10, 0.98);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        backdrop-filter: blur(20px);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .hero,
    .projects,
    .about {
        padding: 80px 0;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 200px;
        text-align: center;
    }
}