:root {
    --bg-color: #0f172a;
    --bg-darker: #020617;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-primary: #3b82f6;
    /* Electric Blue */
    --accent-secondary: #8b5cf6;
    /* Purple */
    --nav-bg: rgba(15, 23, 42, 0.9);
    --card-bg: #1e293b;
    --card-hover: #334155;
    --font-main: 'Inter', sans-serif;
    --transition: all 0.3s ease;
}

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

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

/* Typography */
h1,
h2,
h3 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

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

.gradient-text {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

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

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

.animate-text {
    animation: fadeInUp 1s ease-out;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--nav-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.dot {
    color: var(--accent-primary);
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
    align-items: center;
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    border-radius: 5px;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: transparent;
    border: 2px solid var(--text-secondary);
    color: var(--text-primary);
    padding: 0.8rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    margin-left: 10px;
}

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

/* Hero Section */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 10%;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 800px;
    text-align: center;
    z-index: 2;
}

.hero-content p {
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto 2rem auto;
}

.circle-blur {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(15, 23, 42, 0) 70%);
    z-index: 1;
    pointer-events: none;
}

.hero-img {
    position: relative;
    z-index: 2;
    border-radius: 20px;
    max-width: 400px;
    /* Limit size */
    width: 100%;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 2px solid rgba(255, 255, 255, 0.1);
    animation: fadeInUp 1s ease-out 0.2s backwards;
    transition: var(--transition);
}

.hero-img:hover {
    transform: scale(1.02);
    border-color: var(--accent-primary);
}

/* Sections General */
.section {
    padding: 6rem 10%;
}

.bg-darker {
    background-color: var(--bg-darker);
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
    position: relative;
    display: block;
    width: fit-content;
    margin: 0 auto 3rem auto;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--accent-primary);
    margin: 10px auto 0;
    border-radius: 2px;
}

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

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.stat-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

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

.stat-card h3 {
    color: var(--accent-primary);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Timeline */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: 2rem;
    border-left: 3px solid rgba(255, 255, 255, 0.1);
}

.timeline-item {
    margin-bottom: 3rem;
    position: relative;
}

.timeline-dot {
    position: absolute;
    left: -2.6rem;
    top: 0.5rem;
    width: 1.2rem;
    height: 1.2rem;
    background: var(--accent-primary);
    border-radius: 50%;
    border: 3px solid var(--bg-color);
}

.highlight-dot {
    background: var(--accent-secondary);
    box-shadow: 0 0 10px var(--accent-secondary);
}

.timeline-date {
    font-size: 0.9rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.timeline-content {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.25rem;
}

.timeline-content h4 {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 400;
    margin-bottom: 0.5rem;
}

.job-list {
    list-style: none;
    margin-top: 0.5rem;
}

.job-list li {
    margin-bottom: 0.3rem;
    position: relative;
    padding-left: 1.2rem;
    font-size: 0.95rem;
}

.job-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
}

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

.skill-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.skill-card:hover {
    background: var(--card-hover);
    transform: translateY(-5px);
}

.skill-card i {
    font-size: 2.5rem;
    color: var(--accent-primary);
    margin-bottom: 1rem;
}

/* Hobbies */
.hobbies-grid {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.hobby-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    width: 280px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: var(--transition);
}

.hobby-card:hover {
    transform: scale(1.05);
    border-color: var(--accent-secondary);
}

.hobby-icon {
    font-size: 2rem;
    color: var(--accent-secondary);
    margin-bottom: 1rem;
}

/* Contact */
.contact-section {
    text-align: center;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.contact-btn {
    padding: 1rem 2rem;
    background: var(--card-bg);
    border-radius: 10px;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-btn:hover {
    background: var(--card-hover);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.contact-btn i {
    margin-right: 0.5rem;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    background: var(--bg-darker);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .section {
        padding: 4rem 5%;
    }

    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    .nav-links {
        display: none;
    }

    .hero-section {
        flex-direction: column-reverse;
        padding: 5rem 5% 3rem 5%;
        height: auto;
        gap: 2rem;
        text-align: center;
    }

    .hero-content {
        padding-top: 0;
        text-align: center;
        width: 100%;
    }

    .hero-buttons {
        display: flex;
        flex-direction: column;
        gap: 1rem;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }

    .btn-secondary {
        margin-left: 0;
    }

    .about-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .about-text p {
        text-align: center;
        /* Ensure text is centered */
    }

    .stats-grid {
        gap: 1rem;
    }

    .timeline {
        padding-left: 0;
        border-left: none;
        /* SQL-like timeline switch to clear vertical view if space is tight, or keep it? user said "centered". */
        /* Keeping left border for structure but ensuring content fits */
        margin-left: 1rem;
        border-left: 3px solid rgba(255, 255, 255, 0.1);
        padding-left: 1.5rem;
    }

    .timeline-dot {
        left: -2.1rem;
        /* Adjust for new margin/padding context */
    }

    .hobbies-grid {
        flex-direction: column;
        align-items: center;
    }
}

/* Animations */
.hidden {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

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