:root {
    --bg-color: #050505;
    --text-primary: #ffffff;
    --text-secondary: #aaaaaa;
    --accent-color: #c0c0c0; /* Silver */
    --accent-glow: rgba(192, 192, 192, 0.5);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --card-hover-bg: rgba(255, 255, 255, 0.08);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

/* Background animated gradient */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(192, 192, 192, 0.1) 0%, transparent 50%);
    z-index: -1;
    animation: rotate 60s linear infinite;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Header */
header {
    padding: 1.5rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--glass-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--text-primary);
}

.logo-container img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--accent-color);
    box-shadow: 0 0 10px var(--accent-glow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo-container:hover img {
    transform: scale(1.1);
    box-shadow: 0 0 15px var(--accent-color);
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--accent-color);
    transition: width 0.3s ease;
    box-shadow: 0 0 8px var(--accent-glow);
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--text-primary);
}

nav ul li a:hover::after,
nav ul li a.active::after {
    width: 100%;
}

/* Main Content */
main {
    flex: 1;
    padding: 4rem 5%;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(to right, #fff, #a0aabf);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInDown 0.8s ease-out;
}

h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    font-weight: 700;
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 600px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

/* Glassmorphism Cards */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 2.5rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    animation: fadeIn 1s ease-out 0.4s both;
}

/* Hero Section (About) */
.hero {
    display: flex;
    align-items: center;
    gap: 4rem;
    margin-top: 2rem;
}

.hero-content {
    flex: 1;
}

.hero-image-wrapper {
    flex-shrink: 0;
    position: relative;
    animation: scaleIn 1s ease-out 0.4s both;
}

.hero-image {
    width: 300px;
    height: 300px;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    object-fit: cover;
    box-shadow: 0 0 30px rgba(192, 192, 192, 0.4);
    border: 4px solid rgba(255, 255, 255, 0.1);
    animation: blob 8s infinite alternate ease-in-out;
}

@keyframes blob {
    0% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
    50% { border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%; }
    100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    color: white;
    background: linear-gradient(135deg, var(--accent-color), #7a7a7a);
    box-shadow: 0 4px 15px var(--accent-glow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    cursor: pointer;
    margin-top: 1.5rem;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(192, 192, 192, 0.6);
}

/* Grid for Repos and Plans */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card:hover {
    transform: translateY(-5px);
    background: var(--card-hover-bg);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    flex: 1;
    margin-bottom: 1.5rem;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: auto;
}

.language-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.language-color {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--accent-color);
}

.repo-link {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.repo-link:hover {
    color: #a78bfa;
}

/* Timeline (Future Plans) */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 20px;
    height: 100%;
    width: 2px;
    background: var(--glass-border);
}

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

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: 12px;
    top: 5px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--accent-color);
    box-shadow: 0 0 10px var(--accent-glow);
    border: 3px solid var(--bg-color);
}

.timeline-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.3s ease;
}

.timeline-content:hover {
    transform: translateX(5px);
    background: var(--card-hover-bg);
}

.timeline-date {
    display: inline-block;
    font-size: 0.85rem;
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Footer */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--glass-border);
    background: rgba(5, 5, 5, 0.8);
    margin-top: auto;
}

/* Animations */
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

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

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

/* Loading Spinner */
.loader {
    width: 48px;
    height: 48px;
    border: 5px solid var(--glass-border);
    border-bottom-color: var(--accent-color);
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
    margin: 2rem auto;
}

@keyframes rotation {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.center-content {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 200px;
    width: 100%;
}

/* Responsive */
@media (max-width: 768px) {
    .hero {
        flex-direction: column-reverse;
        text-align: center;
        gap: 2rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    .subtitle {
        margin: 0 auto 2rem;
    }
    
    header {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        gap: 1.5rem;
    }
}