:root {
    --bg-base: #050505;
    --bg-surface: #121212;
    --bg-surface-elevated: #1e1e1e;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --accent: #10b981; /* Premium Emerald/Teal */
    --accent-glow: rgba(16, 185, 129, 0.2);
    --border-color: rgba(255, 255, 255, 0.08);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, .logo {
    font-family: 'Outfit', sans-serif;
}

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

.section-container {
    padding: 100px 0;
}

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

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60%;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

.center-text {
    text-align: center;
}
.center-text .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: padding 0.3s ease;
}

.navbar.scrolled {
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo::after {
    content: '.';
    color: var(--accent);
}

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 2rem;
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-content {
    flex: 1;
    z-index: 2;
}

.greeting {
    color: var(--accent);
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.name {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1rem;
    letter-spacing: -1px;
    color: #fff;
}

.title {
    font-size: 2rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 2rem;
}

.tagline {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 3rem;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
    cursor: pointer;
}

.btn-primary {
    background: var(--accent);
    color: #000;
    border: 2px solid var(--accent);
}

.btn-primary:hover {
    background: transparent;
    color: var(--accent);
    box-shadow: 0 0 20px var(--accent-glow);
}

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

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

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.abstract-shape {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--accent-glow) 0%, rgba(0,0,0,0) 70%);
    border-radius: 50%;
    animation: pulse 8s infinite alternate ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(1) translateY(0); opacity: 0.5; }
    100% { transform: scale(1.1) translateY(-20px); opacity: 0.8; }
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 4rem;
}

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

.about-text strong {
    color: var(--text-primary);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.stat-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
}

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

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

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.skill-category:hover {
    border-color: var(--accent);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.skill-category h3 {
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    color: var(--text-primary);
}

.skill-category ul {
    list-style: none;
}

.skill-category li {
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
}

.skill-category li::before {
    content: '▹';
    color: var(--accent);
    margin-right: 10px;
    font-size: 1.2rem;
}

/* Experience Section */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    height: 100%;
    width: 2px;
    background: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    padding-left: 60px;
}

.timeline-dot {
    position: absolute;
    left: 15px;
    top: 5px;
    width: 12px;
    height: 12px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 0 5px var(--bg-base);
}

.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.2);
}

.timeline-date {
    display: inline-block;
    padding: 4px 12px;
    background: var(--accent-glow);
    color: var(--accent);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.timeline-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.3rem;
}

.timeline-content .company {
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Contact */
.contact-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
}

.contact-subtitle {
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 1.1rem;
    transition: color 0.3s ease;
}

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

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

.contact-divider {
    color: var(--border-color);
}

.social-links {
    display: flex;
    justify-content: center;
}

.social-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: #0A66C2; /* LinkedIn Blue */
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(10, 102, 194, 0.3);
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem 0;
    background: var(--bg-base);
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.menu-toggle span {
    width: 100%;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

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

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

.fade-in {
    animation: fadeIn 1s ease forwards;
    animation-delay: 0.3s;
    opacity: 0;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* Responsive */
@media (max-width: 992px) {
    .name { font-size: 3.5rem; }
    .title { font-size: 1.5rem; }
    .about-content { grid-template-columns: 1fr; }
    .hero { flex-direction: column; justify-content: center; text-align: center; padding-top: 100px;}
    .hero-buttons { justify-content: center; }
    .hero-visual { display: none; }
}

@media (max-width: 768px) {
    .menu-toggle { display: flex; }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--bg-surface-elevated);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: 0.4s ease;
        box-shadow: -10px 0 30px rgba(0,0,0,0.5);
    }

    .nav-links.active {
        right: 0;
    }
    
    .nav-links a {
        font-size: 1.5rem;
    }

    .menu-toggle.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    .name { font-size: 2.8rem; }
    .contact-info { flex-direction: column; gap: 1rem; }
    .contact-divider { display: none; }
    .stats-grid { grid-template-columns: 1fr; }
}