html {
    scroll-behavior: smooth;
}

:root {
    --bg-color: #050505;
    --text-color: #ffffff;
    --accent-color: #ffffff;
    --gray-color: #888888;
    --nav-bg: rgba(5, 5, 5, 0.85);
    --nav-border: rgba(255, 255, 255, 0.1);
    --font-main: 'Inter', sans-serif;
}

[data-theme="light"] {
    --bg-color: #ffffff;
    --text-color: #050505;
    --accent-color: #050505;
    --gray-color: #666666;
    --nav-bg: rgba(255, 255, 255, 0.85);
    --nav-border: rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: none;
    /* Custom cursor */
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-main);
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* Custom Cursor */
.cursor-follower {
    position: fixed;
    width: 20px;
    height: 20px;
    background-color: #ffffff;
    border-radius: 50%;
    pointer-events: none;
    mix-blend-mode: difference;
    z-index: 9999;
    transition: transform 0.1s ease;
    transform: translate(-50%, -50%);
}

/* Navigation */
nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 2rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    mix-blend-mode: difference;
    transition: all 0.3s ease;
}

nav.scrolled {
    background-color: var(--nav-bg);
    backdrop-filter: blur(10px);
    padding: 1.5rem 5%;
    mix-blend-mode: normal;
    border-bottom: 1px solid var(--nav-border);
}

.logo {
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: -0.05em;
    color: var(--text-color);
}

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

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--text-color);
    transition: width 0.3s ease;
}

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

#theme-toggle {
    background: none;
    border: none;
    color: var(--text-color);
    cursor: none;
    /* Keep custom cursor */
    padding: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

#theme-toggle:hover {
    transform: scale(1.1);
}

.sun-icon {
    display: block;
}

.moon-icon {
    display: none;
}

[data-theme="light"] .sun-icon {
    display: none;
}

[data-theme="light"] .moon-icon {
    display: block;
}

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 5%;
    position: relative;
}

.hero-title {
    font-size: 12vw;
    line-height: 0.85;
    font-weight: 900;
    letter-spacing: -0.04em;
    margin-bottom: 2rem;
    will-change: transform, opacity;
}

.hero-subtitle-wrapper {
    display: flex;
    gap: 2rem;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.5rem;
    width: fit-content;
}

.hero-subtitle,
.hero-location {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--gray-color);
}

.hero-location {
    color: var(--text-color);
    font-weight: 600;
}

/* Animations */
.reveal-text {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

/* Scroll Reveal Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Section Common Styles */
section {
    padding: 8rem 5%;
    min-height: 100vh;
}

.section-header {
    display: flex;
    align-items: baseline;
    gap: 2rem;
    margin-bottom: 6rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 2rem;
}

.section-number {
    font-size: 1rem;
    font-family: monospace;
    color: var(--gray-color);
}

.section-title {
    font-size: 4rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

/* About Intro */
.about-intro {
    margin-bottom: 4rem;
    max-width: 800px;
}

.about-text {
    font-size: 1.5rem;
    line-height: 1.6;
    color: var(--text-color);
}

/* Experience Section */
.experience-list {
    display: flex;
    flex-direction: column;
}

.experience-item {
    display: grid;
    grid-template-columns: 1fr 3fr;
    padding: 4rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background-color 0.3s ease;
}

.experience-item:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.exp-year {
    font-family: monospace;
    font-size: 1.2rem;
    color: var(--gray-color);
}

.exp-role {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.exp-company {
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--gray-color);
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.exp-desc {
    font-size: 1.1rem;
    color: #ccc;
    max-width: 600px;
    line-height: 1.8;
}

/* Projects Section */
.project-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 3rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.project-item:hover {
    padding-left: 2rem;
    background-color: rgba(255, 255, 255, 0.05);
}

.project-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.project-cat {
    font-family: monospace;
    color: var(--gray-color);
}

.project-year {
    font-family: monospace;
    font-size: 1.2rem;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.skill-category h3 {
    font-size: 1rem;
    color: var(--gray-color);
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

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

.skill-category li {
    font-size: 1.5rem;
    font-weight: 600;
    line-height: 1.6;
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 2rem;
}

.skill-category li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 6px;
    height: 6px;
    background-color: var(--text-color);
    border-radius: 50%;
}

/* Contact Section */
.contact-content {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.contact-text {
    font-size: 2rem;
    max-width: 600px;
}

.contact-email {
    font-size: 4vw;
    font-weight: 900;
    color: white;
    text-decoration: none;
    border-bottom: 2px solid white;
    width: fit-content;
    transition: all 0.3s ease;
}

.contact-email:hover {
    color: var(--gray-color);
    border-color: var(--gray-color);
}

.social-links {
    display: flex;
    gap: 2rem;
    margin-top: 4rem;
}

.social-links a {
    color: white;
    text-decoration: none;
    font-size: 1rem;
    letter-spacing: 0.1em;
}

/* Responsive */
@media (max-width: 768px) {
    .experience-item {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .hero-title {
        font-size: 15vw;
    }

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

    .exp-role {
        font-size: 1.8rem;
    }

    .project-title {
        font-size: 2rem;
    }

    .skills-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-text {
        font-size: 1.2rem;
    }

    .skill-category li {
        font-size: 1.2rem;
    }
}