/* Catppuccin Mocha + Claude Orange Theme */
:root {
    /* Catppuccin Mocha Colors */
    --ctp-base: #1e1e2e;
    --ctp-mantle: #181825;
    --ctp-crust: #11111b;
    --ctp-text: #cdd6f4;
    --ctp-subtext0: #a6adc8;
    --ctp-subtext1: #bac2de;
    --ctp-surface0: #313244;
    --ctp-surface1: #45475a;
    --ctp-surface2: #585b70;
    --ctp-overlay0: #6c7086;
    --ctp-overlay1: #7f849c;
    --ctp-overlay2: #9399b2;

    /* Claude Orange as Primary */
    --primary: #E07B53;
    --primary-hover: #D97757;
    --primary-dim: #e07b5333;

    /* Supplementary Colors */
    --secondary: #22baf7;

    /* Catppuccin Accent Colors */
    --ctp-blue: #89b4fa;
    --ctp-lavender: #b4befe;
    --ctp-green: #a6e3a1;
    --ctp-yellow: #f9e2af;
    --ctp-red: #f38ba8;
    --ctp-mauve: #cba6f7;
    --ctp-pink: #ff87df;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* Typography */
    --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Inconsolata', 'Fira Code', 'Consolas', monospace;

    /* Sticky offsets */
    --sticky-offset: 60px;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--ctp-base);
    color: var(--ctp-text);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Subtle grain texture overlay */
.grain {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.03;
    z-index: 9999;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Header & Navigation */
header {
    position: sticky;
    top: 0;
    background-color: rgba(17, 17, 27, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--ctp-surface0);
    z-index: 1000;
    padding: var(--spacing-sm) var(--spacing-lg);
}

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

.logo {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--secondary);
}

.cursor {
    animation: blink 1s infinite;
    color: var(--secondary);
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.nav-right {
    display: flex;
    gap: var(--spacing-md);
}

.nav-right a {
    color: var(--ctp-subtext0);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s ease;
    position: relative;
}

.nav-right a:hover {
    color: var(--secondary);
}

.nav-right a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--secondary);
    transition: width 0.2s ease;
}

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

.nav-badges {
    display: flex;
    gap: 0.5rem;
    margin-left: 1rem;
}

.nav-left {
    display: flex;
    gap: var(--spacing-md);
}

.nav-left a {
    color: var(--ctp-subtext0);
    text-decoration: none;
    font-size: 0.95rem;
    position: relative;
}

/* Main Content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

main section {
    position: relative;
    overflow: visible;
}

/* Hero Section */
#hero {
    padding: var(--spacing-xl) 0 5rem 0;
    min-height: calc(100vh - 200px);
    display: flex;
    align-items: center;
}

.hero-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.pfp-container {
    position: relative;
    width: 100%;
}

.pfp {
    width: 100%;
    aspect-ratio: 1;
    background: var(--ctp-surface0);
    border: 2px solid var(--ctp-surface1);
    position: relative;
    transition: border-color 0.3s ease;
    display: block;
    box-sizing: border-box;
    overflow: hidden;
}

.pfp:hover {
    border-color: var(--primary);
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    line-height: 1.2;
}

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

.animate span {
    display: inline-block;
    color: var(--secondary);
    transition: color 0.2s ease;
}

@keyframes highlightPulse {
    0%, 100% {
        color: var(--primary);
    }
    50% {
        color: var(--secondary);
    }
}

.subtitle {
    font-size: 1.25rem;
    color: var(--ctp-subtext0);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-mono);
}

.bio {
    font-size: 1.1rem;
    color: var(--ctp-subtext1);
    max-width: 600px;
    margin-bottom: var(--spacing-sm);
    line-height: 1.75;
}

.translate-btn {
    font-family: var(--font-main);
    font-size: 1rem;
    color: var(--ctp-text);
    background: var(--ctp-surface0);
    border: 1px solid var(--ctp-surface1);
    padding: var(--spacing-xs) var(--spacing-sm);
    margin: var(--spacing-sm) 0;
    cursor: pointer;
    transition: all 0.2s ease;
    text-transform: lowercase;
}

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

.translate-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.translated-text {
    animation: fadeIn 0.3s ease;
}

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

.tech {
    font-family: var(--font-mono);
    color: var(--secondary);
    background: var(--ctp-surface0);
    padding: 2px 6px;
    font-size: 0.95em;
}

/* Badges */
.badges {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    background: var(--ctp-surface0);
    border: 1px solid var(--ctp-surface1);
    padding: var(--spacing-xs) var(--spacing-sm);
    transition: all 0.2s ease;
    cursor: default;
}

.badge:hover {
    border-color: var(--primary);
    cursor: pointer;
}

/* Special styling for osu! skins badge to make it pink */
.badge[title="skins"] {
    border-color: var(--ctp-pink);
}

.badge[title="skins"]:hover {
    border-color: var(--ctp-pink);
    box-shadow: 0 0 0 1px var(--ctp-pink);
}

.badge-icon {
    font-size: 1.25rem;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.badge-icon svg {
    width: 110%;
    height: 110%;
}

.badge-label {
    font-size: 0.85rem;
    color: var(--ctp-subtext0);
    font-family: var(--font-mono);
}

/* Section Headers */
h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--ctp-text);
}

main section {
    position: relative;
    overflow: visible;
}

main section > h2 {
    position: sticky;
    top: var(--sticky-offset);
    z-index: 950;
    background-color: var(--ctp-base);
    display: block;
    width: 100%;
    padding: var(--spacing-xs) 0;
    margin: 0;
    margin-bottom: var(--spacing-lg);
    transition: background-color 0.2s ease, border-color 0.2s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

main section > h2.is-stuck {
    background-color: rgba(30, 30, 46, 0.9);
}

.subtext {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--ctp-overlay0);
    font-weight: 400;
}

/* Projects Section */
#projects {
    margin-top: 6rem;
    padding: var(--spacing-xl) 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--spacing-md);
}

.project-loading {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--ctp-subtext0);
}

.translate-loading {
    text-align: center;
    padding: var(--spacing-md) 0;
    color: var(--ctp-subtext0);
}

.translate-loading .spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--ctp-surface0);
    border-top-color: var(--secondary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-sm);
}

.translate-loading p {
    margin: 0;
    font-size: 1rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--ctp-surface0);
    border-top-color: var(--secondary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-sm);
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.project-card {
    background: var(--ctp-mantle);
    border: 1px solid var(--ctp-surface0);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    transition: all 0.2s ease;
    text-decoration: none;
    color: inherit;
}

.project-card:hover {
    border-color: var(--hover-border-color, var(--primary));
    transform: translateY(-3px);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
}

.project-name {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary);
    font-family: var(--font-mono);
}

.project-stars {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--ctp-yellow);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.project-description {
    color: var(--ctp-subtext1);
    font-size: 0.95rem;
    flex: 1;
}

.project-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: auto;
}

.project-language {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.85rem;
    color: var(--ctp-subtext0);
}

.language-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.project-topics {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    margin-top: var(--spacing-xs);
}

.topic-tag {
    font-size: 0.75rem;
    background: var(--ctp-surface0);
    color: var(--secondary);
    padding: 2px 8px;
    font-family: var(--font-mono);
}

/* Contact/Socials Section */
#contact {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
}

.socials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.social-card {
    background: var(--ctp-mantle);
    border: 1px solid var(--ctp-surface0);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    text-decoration: none;
    color: inherit;
    transition: all 0.2s ease;
}

.social-card:hover {
    border-color: var(--secondary);
    transform: translateY(-2px);
}

.discord-card {
    cursor: default;
}

.social-icon {
    width: 48px;
    height: 48px;
    color: var(--secondary);
    flex-shrink: 0;
}

.social-icon svg {
    width: 100%;
    height: 100%;
}

.social-content h3 {
    font-size: 1.1rem;
    color: var(--ctp-text);
    margin-bottom: 4px;
}

.social-content p {
    font-size: 0.9rem;
    color: var(--ctp-subtext0);
    font-family: var(--font-mono);
}

/* Footer */
footer {
    background: var(--ctp-mantle);
    border-top: 1px solid var(--ctp-surface0);
    padding: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.footer-content p {
    color: var(--ctp-subtext0);
    font-size: 0.9rem;
}

.footer-meta {
    margin-top: var(--spacing-xs);
    font-family: var(--font-mono);
}

/* Responsive Design */
@media (max-width: 640px) {
    .nav-badges {
        display: none;
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        text-align: center;
    }

    .pfp {
        margin: 0 auto;
    }

    .hero-text h1 {
        font-size: 2.5rem;
    }

    .bio {
        margin-left: auto;
        margin-right: auto;
    }

    .badges {
        justify-content: center;
    }

    .nav-right {
        gap: var(--spacing-sm);
    }

    .nav-right a {
        font-size: 0.85rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Selection color */
::selection {
    background-color: var(--primary-dim);
    color: var(--ctp-text);
}

a {
    color: var(--ctp-subtext0);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s ease;
    position: relative;
}

a :visited {
    color: var(--ctp-overlay0);
}