/* CSS Reset & Variables */
:root {
    --bg-color: #0a0a12;
    --surface-color: #161625;
    --primary-color: #6c5ce7;
    --primary-hover: #5649c0;
    --accent-color: #00cec9;
    --text-primary: #ffffff;
    --text-secondary: #a0a0b0;
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --container-width: 1100px;
    --header-height: 80px;
    
    --transition-fast: 0.2s ease;
    --transition-slow: 0.5s ease;
}

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

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

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

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.btn {
    display: inline-block;
    padding: 12px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(108, 92, 231, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--text-secondary);
    color: var(--text-primary);
    margin-left: 20px;
}

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

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    display: flex;
    align-items: center;
    z-index: 1000;
    background: rgba(10, 10, 18, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.highlight {
    color: var(--primary-color);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-toggle .bar {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-primary);
    margin: 5px 0;
    transition: var(--transition-fast);
}

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: linear-gradient(rgba(10, 10, 18, 0.7), var(--bg-color)), url('assets/images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    position: relative;
    padding-top: var(--header-height);
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

.greeting {
    display: block;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
}

.title {
    font-family: var(--font-heading);
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0.7;
}

.mouse {
    width: 26px;
    height: 42px;
    border: 2px solid var(--text-secondary);
    border-radius: 20px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background-color: var(--text-primary);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

@keyframes scroll {
    0% { transform: translate(-50%, 0); opacity: 1; }
    100% { transform: translate(-50%, 15px); opacity: 0; }
}

/* About Section */
.about-content {
    display: grid;
    gap: 30px;
}

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

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 2rem;
}

.skill-tag {
    background: var(--surface-color);
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition-fast);
}

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

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.project-card {
    background: var(--surface-color);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.1);
}

.project-image {
    height: 200px;
    background: #1e1e30;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-overlay {
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.project-info {
    padding: 25px;
}

.project-info h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.project-info p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.link-text {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.9rem;
}

.link-text:hover {
    text-decoration: underline;
}

/* Contact Section */
.contact-wrapper {
    background: linear-gradient(135deg, var(--surface-color), rgba(108, 92, 231, 0.1));
    padding: 60px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.contact-text {
    max-width: 600px;
    margin: 0 auto 30px;
    font-size: 1.2rem;
    color: var(--text-secondary);
}

.social-links {
    margin-top: 40px;
    display: flex;
    justify-content: center;
    gap: 30px;
}

.social-links a {
    font-weight: 700;
    letter-spacing: 1px;
    font-size: 0.9rem;
    opacity: 0.7;
}

.social-links a:hover {
    opacity: 1;
    color: var(--primary-color);
}

/* Footer */
footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.scroll-reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-up {
    animation: fadeInUp 1s ease-out forwards;
}

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

/* Responsive */
@media (max-width: 768px) {
    .title {
        font-size: 3rem;
    }
    
    .nav-links {
        display: none;
        position: absolute;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--surface-color);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .btn-secondary {
        margin-left: 0;
        margin-top: 15px;
        display: block; /* Stack buttons on mobile if needed, or keep inline block */
    }
    
    .cta-group {
        display: flex;
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
    
   .contact-wrapper {
       padding: 30px 20px;
   }
}