:root {
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --spacing: 2rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg-color: #fcfcfc;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --accent: #000;
    --border-color: #eee;
    --switcher-bg: #f0f0f0;
    --pill-bg: #f0f0f0;
}

[data-theme="dark"] {
    --bg-color: #121212;
    --text-primary: #e0e0e0;
    --text-secondary: #a0a0a0;
    --accent: #fff;
    --border-color: #333;
    --switcher-bg: var(--bg-color);
    --pill-bg: #222;
}


body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}


.theme-switcher {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    display: flex;
    background: var(--switcher-bg);
    border: 1px solid var(--border-color);
    padding: 0.25rem;
    border-radius: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.theme-switcher button {
    background: none;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 1.5rem;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
}

.theme-switcher button.active {
    background: var(--text-primary);
    color: var(--bg-color);
}

.theme-switcher button:hover:not(.active) {
    color: var(--text-primary);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    display: flex;
    justify-content: center;
    padding: var(--spacing);
}

.container {
    max-width: 600px;
    width: 100%;
    margin-top: 10vh;
    animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

header {
    margin-bottom: 4rem;
}

h1 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 500;
    letter-spacing: -0.01em;
    margin-bottom: 0.25rem;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 400;
}

section {
    margin-bottom: 3.5rem;
}

#about p {
    margin-bottom: 1.5rem;
    line-height: 1.7;
    max-width: 540px;
    color: var(--text-primary);
}

#about em {
    font-style: italic;
    color: var(--text-primary);
}

#connect {
    margin-top: 3rem;
}

#connect h3 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

#connect p {
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.social-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.pill-link {
    background: var(--pill-bg);
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.8rem;
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.pill-link:hover {
    background: #333;
    transform: translateY(-2px);
}

.inline-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid var(--text-secondary);
    transition: var(--transition);
}

.inline-link:hover {
    border-bottom-color: var(--text-primary);
    opacity: 0.8;
}

p,
.project-list li {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.project-list {
    list-style: none;
}

.project-list li {
    margin-bottom: 0.75rem;
    padding-left: 0;
}

.project-list a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: var(--transition);
}

.project-list a:hover {
    border-bottom-color: var(--accent);
}

.contact-links {
    display: flex;
    gap: 1.5rem;
}

.contact-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.85rem;
    transition: var(--transition);
    position: relative;
}

.contact-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 1px;
    bottom: -2px;
    left: 0;
    background-color: var(--accent);
    transition: var(--transition);
}

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


footer {
    margin-top: 6rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-main {
    height: 3rem;

    overflow: hidden;
}

.vertical-scroller {
    height: 1.2rem;

    overflow: hidden;
    position: relative;
    mask-image: linear-gradient(to bottom, transparent, black 20%, black 80%, transparent);
}

.scroller-content {
    display: flex;
    flex-direction: column;
    animation: vertical-scroll 4s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

.scroller-content span {
    height: 1.2rem;
    line-height: 1.2rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: block;
}

@keyframes vertical-scroll {

    0%,
    25% {
        transform: translateY(0);
        filter: blur(0);
        opacity: 1;
    }

    31.25% {
        filter: blur(2px);
        opacity: 0.7;
    }

    37.5%,
    87.5% {
        transform: translateY(-1.2rem);
        filter: blur(0);
        opacity: 1;
    }

    93.75% {
        filter: blur(2px);
        opacity: 0.7;
    }

    100% {
        transform: translateY(-2.4rem);
        filter: blur(0);
    }
}


.scroller-content::after {
    content: '© 2026 SebDevHN';
    height: 1.2rem;
    line-height: 1.2rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.credits {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.4rem;
    opacity: 0.6;
    letter-spacing: 0.02em;
}

@media (max-width: 480px) {
    body {
        padding: 1.5rem;
    }

    .container {
        margin-top: 5vh;
    }

    h1 {
        font-size: 2rem;
    }
}