:root {
    --bg-color: #f8f9fa;
    --surface-color: #ffffff;
    --primary-color: #d1e9ff;
    --accent-color: #2d3436;
    --text-main: #2d3436;
    --text-muted: #636e72;
    --border-color: #edf2f7;
    --header-bg: rgba(255, 255, 255, 0.5);
}

[data-theme="light"] {
    --bg-color: #1a1a1b;
    --surface-color: #262627;
    --primary-color: #3d3d3f;
    --accent-color: #dfe6e9;
    --text-main: #dfe6e9;
    --text-muted: #b2bec3;
    --border-color: #3d3d3f;
    --header-bg: rgba(38, 38, 39, 0.5);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    user-select: none;
    -webkit-user-select: none;
}
img {
    -webkit-user-drag: none;
    -khtml-user-drag: none;
    -moz-user-drag: none;
    -o-user-drag: none;
    -user-drag: none;
    user-select: none;
}
html {
    scroll-behavior: smooth;
    font-family: 'TASA Orbiter', -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
}

header {
    position: sticky;
    top: 0;
    background-color: var(--header-bg);
    padding: 1rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    z-index: 1000;
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.profile-container {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    width: 100%;
    max-width: 900px;
    justify-content: space-between;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

header h1 {
    font-size: 1.3rem;
    font-weight: 700;
}

.avatar {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    object-fit: cover;
}

.header-controls {
    display: flex;
    gap: 0.8rem;
    align-items: center;
}

#theme-toggle,
#dot-toggle {
    font-family: inherit;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 0.6rem 1rem;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.7rem;
}

#theme-toggle:hover,
#dot-toggle:hover {
    background-color: var(--border-color);
}

nav {
    display: flex;
    gap: 0.5rem;
    background-color: var(--surface-color);
    padding: 0.4rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

nav a {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

nav a:hover {
    color: var(--text-main);
    background-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

[data-theme="light"] nav a:hover {
    color: #ffffff;
}

main {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

section {
    padding: 4rem 0;
}

section h2 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    border-left: 4px solid var(--primary-color);
    padding-left: 1rem;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.card {
    background-color: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}
.card:hover {
    background-color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-4px);
    border-color: transparent;
}
[data-theme="light"] .card:hover h3,
[data-theme="light"] .card:hover .card-description {
    color: #ffffff;
}
.card img {
    width: 100%;
    height: 180px;
    object-fit: cover;
}
.card-content {
    padding: 1.5rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.card-content a {
    align-self: center;
    width: fit-content;
    margin-top: auto;
}

.card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.15rem;
}

.card-description {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.card-links {
    display: flex;
    gap: 0.8rem;
    margin-top: auto;
}

.card a {
    text-decoration: none;
    color: var(--text-main);
    background-color: var(--bg-color);
    padding: 0.6rem 1rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
}
.card:hover a {
    background-color: var(--surface-color);
    border-color: rgba(0,0,0,0.05);
}

.card a:hover {
    background-color: var(--accent-color) !important;
    color: var(--surface-color) !important;
}

.contact-list {
    list-style: none;
    display: flex;
    gap: 1rem;
}

.email-link {
    color: var(--text-main);
    font-weight: 600;
    text-decoration: none;
    user-select: text;
    -webkit-user-select: text;
}

.email-link:hover {
    color: var(--text-muted);
    text-decoration: underline;
}

footer {
    text-align: center;
    padding: 4rem;
    color: var(--text-muted);
    font-size: 0.75rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}
.btn-asset-store {
    text-decoration: none;
    color: var(--surface-color);
    background-color: var(--accent-color);
    padding: 0.6rem 1.2rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.75rem;
}
.btn-asset-store:hover {
    transform: scale(1.05);
    background-color: var(--text-muted);
}
@media (max-width: 480px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}
#dot-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
}