:root {
    --bg: #0b0d10;
    --card-bg: rgba(22, 26, 35, 0.85);
    --accent: #6366f1;
    --accent-glow: rgba(99, 102, 241, 0.35);
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --border: rgba(255, 255, 255, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

body {
    background-color: var(--bg);
    color: var(--text-main);
    line-height: 1.6;
    padding: 0 10%;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 85% 85%, rgba(236, 72, 153, 0.1) 0%, transparent 40%);
}

#robot-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
}

.logo span { color: var(--accent); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 20px;
    align-items: center;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    transition: 0.3s;
}

.btn-nav {
    background: var(--card-bg);
    padding: 8px 18px;
    border-radius: 20px;
    border: 1px solid var(--border);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 60px 20px 40px;
    max-width: 800px;
    margin: 0 auto;
}

.badge {
    display: inline-block;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    color: #a5b4fc;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 2.8rem;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 800;
}

.hero h1 span {
    background: linear-gradient(135deg, #6366f1, #ec4899);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: 30px;
}

.hero-btns {
    display: flex;
    justify-content: center;
    gap: 15px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.btn.primary {
    background: var(--accent);
    color: white;
    box-shadow: 0 4px 20px var(--accent-glow);
}

.btn.primary:hover { transform: translateY(-3px); }

.btn.secondary {
    background: var(--card-bg);
    color: var(--text-main);
    border: 1px solid var(--border);
}

/* Bento Grid */
.bento-section, .projects-section {
    padding: 40px 0;
}

.section-title {
    font-size: 1.8rem;
    margin-bottom: 25px;
    font-weight: 800;
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.bento-card, .project-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    padding: 25px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.bento-card:hover, .project-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.profile-card {
    text-align: center;
}

.profile-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 15px;
    border: 2px solid var(--accent);
}

.icon {
    width: 32px;
    height: 32px;
    color: var(--accent);
    margin-bottom: 15px;
}

/* Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.project-tags span {
    display: inline-block;
    background: rgba(99, 102, 241, 0.15);
    color: #a5b4fc;
    padding: 4px 10px;
    border-radius: 10px;
    font-size: 0.75rem;
    margin-right: 6px;
    margin-bottom: 10px;
}

/* Footer */
footer {
    text-align: center;
    padding: 40px 0 20px;
    border-top: 1px solid var(--border);
    margin-top: 40px;
}

.socials {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 15px 0;
}

.socials a { color: var(--text-muted); }
.socials a:hover { color: var(--accent); }

.copy {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Animated Gradient Name Style */
.animated-name {
    background: linear-gradient(
        90deg, 
        #00c6ff, 
        #0072ff, 
        #ff00cc, 
        #00c6ff  
    );
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: gradient-move 5s ease infinite;
}

@keyframes gradient-move {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.bento-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.bento-card:hover {
    transform: translateY(-6px); 
    box-shadow: 0 10px 30px rgba(0, 198, 255, 0.25); 
    border-color: rgba(0, 198, 255, 0.6); 
}

.bento-card.expanded {
    position: fixed !important;
    top: 50% !important;
    left: 50% !important;
    transform: translate(-50%, -50%) scale(1.15) !important;
    width: 80% !important;
    max-width: 500px !important;
    z-index: 1000 !important;
    box-shadow: 0 0 50px rgba(0, 198, 255, 0.6) !important;
    border-color: #00c6ff !important;
    background: #111827 !important;
}

.bento-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 999;
    display: none;
}

.bento-overlay.active {
    display: block;
}

/* --- Interactive Cards Styling --- */
.interactive-card {
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden; 
}

.interactive-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px -10px rgba(0, 198, 255, 0.3);
}

.interactive-card .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.interactive-card .expand-icon {
    width: 20px;
    height: 20px;
    color: #a0aec0;
    transition: transform 0.3s ease; 
}

.interactive-card .card-content-collapsed {
    color: #a0aec0;
    font-size: 0.9rem;
    line-height: 1.5;
    opacity: 1;
    max-height: 100px; 
    transition: opacity 0.3s ease;
}

.interactive-card .card-content-expanded {
    display: none; 
    color: #a0aec0;
    font-size: 0.9rem;
    line-height: 1.5;
    margin-top: 15px;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 15px;
}

.interactive-card.expanded {
    grid-column: span 2; 
    background: #1a1a2e; 
}

.interactive-card.expanded .expand-icon {
    transform: rotate(180deg);
}

.interactive-card.expanded .card-content-collapsed {
    display: none;
}

.interactive-card.expanded .card-content-expanded {
    display: block;
    animation: fadeIn 0.5s ease; 
}

.skill-list-detailed {
    display: grid;
    grid-template-columns: 1fr 1fr; 
    gap: 15px;
}

.skill-cat h4 {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #fff;
    font-size: 1rem;
    margin-bottom: 5px;
}

.skill-cat h4 svg {
    width: 18px;
    height: 18px;
    color: #00c6ff;
}

.skill-cat span {
    font-size: 0.85rem;
    padding-left: 26px; 
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .interactive-card.expanded {
        grid-column: span 1; 
    }
    .skill-list-detailed {
        grid-template-columns: 1fr; 
    }
}

.read-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent !important;
    border: 1px solid rgba(99, 102, 241, 0.5);
    color: #a5b4fc;
    padding: 8px 18px;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: 15px;
    transition: all 0.4s ease;
    font-family: inherit;
}

.read-more-btn:hover {
    background: rgba(99, 102, 241, 0.1) !important;
    border-color: #6366f1;
    color: #fff;
    transform: translateY(-2px);
}

.read-more-btn .expand-icon {
    width: 18px;
    height: 18px;
    color: var(--accent);
    transition: transform 0.4s ease;
}

.interactive-card.expanded .read-more-btn span {
    visibility: hidden;
    position: relative;
}

.interactive-card.expanded .read-more-btn span::after {
    content: "Show Less";
    visibility: visible;
    position: absolute;
    left: 0;
    top: 0;
    color: #a5b4fc;
}

.interactive-card.expanded .read-more-btn .expand-icon {
    transform: rotate(180deg);
    color: #a5b4fc;
}

/* Portfolio Banner Style */
.portfolio-banner {
    background: #0f172a;
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    font-family: 'Courier New', Courier, monospace;
}

.banner-header {
    background: #1e293b;
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #10b981; }

.banner-title {
    margin-left: auto;
    font-size: 0.75rem;
    color: #94a3b8;
}

.banner-body {
    padding: 15px;
    font-size: 0.85rem;
    color: #e2e8f0;
    line-height: 1.5;
}

.banner-body .keyword {
    color: #c084fc;
}

.banner-body .string {
    color: #34d399;
}

.banner-body .indent {
    padding-left: 20px;
}