/* --- CSS Reset & Variables --- */
:root {
    /* Color Palette - Noir & Gold (Dark) */
    --bg-dark: #050505;
    --bg-panel: rgba(18, 18, 18, 0.7);
    --bg-panel-hover: rgba(28, 28, 28, 0.9);
    --border-color: rgba(212, 175, 55, 0.15);
    --border-hover: rgba(212, 175, 55, 0.6);
    
    --text-primary: #f5f5f5;
    --text-secondary: #a0a0a0;
    
    /* Luxury Accents */
    --accent-gold: #d4af37;
    --accent-amber: #ffbf00;
    --accent-bronze: #cd7f32;
    --gradient-primary: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
    --gradient-aurora: linear-gradient(135deg, #d4af37 0%, #ffbf00 50%, #cd7f32 100%);
    
    /* Typography */
    --font-sans: 'Inter', sans-serif;
    --font-heading: 'Plus Jakarta Sans', sans-serif;
    
    /* Transitions & Shadows */
    --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-soft: 0 10px 40px rgba(0, 0, 0, 0.6);
    --glow-primary: 0 0 20px rgba(212, 175, 55, 0.2);

    /* Navbar */
    --nav-bg: rgba(5, 5, 5, 0.9);

    /* Cursor */
    --cursor-inner: rgba(212, 175, 55, 0.25);
    --cursor-outer: rgba(255, 191, 0, 0.1);
}

[data-theme="light"] {
    --bg-dark: #fafaf9;
    --bg-panel: rgba(255, 255, 255, 0.8);
    --bg-panel-hover: rgba(255, 255, 255, 0.95);
    --border-color: rgba(212, 175, 55, 0.2);
    --border-hover: rgba(184, 134, 11, 0.5);
    
    --text-primary: #1c1917;
    --text-secondary: #57534e;
    
    --nav-bg: rgba(250, 250, 249, 0.9);

    --cursor-inner: rgba(184, 134, 11, 0.1);
    --cursor-outer: rgba(184, 134, 11, 0.05);

    --accent-gold: #b8860b;
    --accent-amber: #cd7f32;

    /* Multi-Colour Card Variables (Soft Light Mode) */
    --card-about: linear-gradient(135deg, rgba(212, 175, 55, 0.08), rgba(255, 191, 0, 0.05));
    --card-education: linear-gradient(135deg, rgba(56, 189, 248, 0.08), rgba(0, 125, 255, 0.04));
    --card-skills: linear-gradient(135deg, rgba(139, 92, 246, 0.08), rgba(124, 58, 237, 0.04));
    --card-experience: linear-gradient(135deg, rgba(16, 185, 129, 0.08), rgba(5, 150, 105, 0.04));
    --card-certs: linear-gradient(135deg, rgba(236, 72, 153, 0.08), rgba(219, 39, 119, 0.04));
    --card-coding: linear-gradient(135deg, rgba(245, 158, 11, 0.08), rgba(217, 119, 6, 0.04));
    --card-projects: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(79, 70, 229, 0.04));
}

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

html {
    scroll-behavior: smooth;
}

/* --- Preloader --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-dark);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.8s ease, visibility 0.8s;
}

#preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.loader-logo {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: 4px;
    animation: loaderPulse 1.5s ease-in-out infinite alternate;
}

.loader-bar-container {
    width: 200px;
    height: 2px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.loader-bar {
    width: 0%;
    height: 100%;
    background: var(--gradient-primary);
    position: absolute;
    top: 0;
    left: 0;
    animation: loaderProgress 2s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes loaderPulse {
    from { transform: scale(0.95); opacity: 0.7; }
    to { transform: scale(1.05); opacity: 1; }
}

@keyframes loaderProgress {
    0% { width: 0%; left: 0; }
    50% { width: 100%; left: 0; }
    100% { width: 0%; left: 100%; }
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    cursor: default; /* Will be enhanced by JS */
}

/* Background grid effect */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-image: 
        linear-gradient(rgba(255, 255, 255, var(--grid-opacity)) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, var(--grid-opacity)) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -2;
    pointer-events: none;
}

/* --- Utilities --- */
.accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: bold;
    filter: drop-shadow(0 0 2px rgba(212, 175, 55, 0.3));
}

.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2.5rem;
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-soft);
}

.glass-panel:hover {
    border-color: var(--border-hover);
    background: var(--bg-panel-hover);
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Light Mode Card Tints */
[data-theme="light"] #about .glass-panel { background: var(--card-about); }
[data-theme="light"] #education .glass-panel { background: var(--card-education); }
[data-theme="light"] #skills .glass-panel { background: var(--card-skills); }
[data-theme="light"] #experience .glass-panel { background: var(--card-experience); }
[data-theme="light"] #certs .glass-panel { background: var(--card-certs); }
[data-theme="light"] #coding .glass-panel { background: var(--card-coding); }
[data-theme="light"] #projects .glass-panel { background: var(--card-projects); }

[data-theme="light"] .glass-panel:hover {
    background: white;
    border-color: var(--accent-gold);
}

.section-header {
    margin-bottom: 2.5rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
}

.header-line {
    height: 1px;
    flex-grow: 1;
    background: linear-gradient(90deg, var(--border-color), transparent);
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 5%;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 2rem;
    z-index: 100;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 5%;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    order: 2;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    z-index: 101;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 2px;
    margin-right: auto;
}

.nav-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.85rem;
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: var(--accent-gold);
}

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

/* --- Theme Toggle --- */
.theme-toggle-wrapper {
    display: flex;
    align-items: center;
    margin-left: 1rem;
}

.theme-toggle-btn {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    color: var(--accent-cyan);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
    font-size: 1.1rem;
}

.theme-toggle-btn:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    transform: rotate(15deg) scale(1.1);
    background: var(--bg-panel-hover);
}

/* --- Hero Section --- */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10%;
    position: relative;
    overflow: hidden;
    gap: 4rem;
}

.hero-content {
    max-width: 600px;
    z-index: 2;
    flex: 1;
}

/* Profile Image */
.hero-image-wrapper {
    z-index: 2;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image-ring {
    width: 320px;
    height: 320px;
    border-radius: 50%;
    padding: 5px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    box-shadow: 0 0 40px rgba(212, 175, 55, 0.25), 0 0 80px rgba(255, 191, 0, 0.15);
    animation: ringPulse 4s ease-in-out infinite alternate;
    transition: var(--transition-smooth);
}

.hero-image-ring:hover {
    box-shadow: 0 0 60px rgba(212, 175, 55, 0.4), 0 0 120px rgba(255, 191, 0, 0.25);
    transform: scale(1.03);
}

.hero-profile-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    object-position: top center;
    border: 4px solid var(--bg-dark);
    transform: scale(1.35);
}

@keyframes ringPulse {
    0% { box-shadow: 0 0 30px rgba(212, 175, 55, 0.2), 0 0 60px rgba(255, 191, 0, 0.1); }
    100% { box-shadow: 0 0 50px rgba(212, 175, 55, 0.35), 0 0 100px rgba(255, 191, 0, 0.2); }
}

.greeting {
    color: var(--accent-gold);
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    letter-spacing: 1px;
}

.hero-section h1 {
    font-family: var(--font-heading);
    font-size: clamp(4rem, 8vw, 6rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.role {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3.5rem);
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 3rem;
}

.cta-group {
    display: flex;
    gap: 1.5rem;
}

.btn {
    padding: 0.8rem 2rem;
    border-radius: 8px;
    font-family: var(--font-sans);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--bg-dark);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(255, 191, 0, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--accent-gold);
    background: rgba(212, 175, 55, 0.05);
}

/* Abstract shapes */
.hero-blob {
    position: absolute;
    top: 20%;
    right: 5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    filter: blur(60px);
    z-index: 0;
    animation: float 8s ease-in-out infinite alternate;
}

/* --- Sections Common --- */
section {
    padding: 3.5rem 10%;
}

/* --- About Section --- */
.about-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.about-text p {
    margin-bottom: 1.2rem;
    line-height: 1.8;
}

.about-text p:last-child {
    margin-bottom: 0;
}

/* --- Skills Section --- */
.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-category {
    padding: 2rem;
}

.skill-category h3 {
    font-family: var(--font-heading);
    color: var(--accent-cyan);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Skill tags handled in bottom section */

/* --- Coding Practice Section --- */
.coding-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.languages-panel {
    grid-column: 1 / -1;
    max-width: 800px;
    margin: 0 auto;
    width: 100%;
}

.stats-panel {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.stats-panel h3 {
    font-family: var(--font-heading);
    color: var(--accent-cyan);
    font-size: 1.2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.5rem;
}

/* Highlights */
.highlights-panel {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    justify-content: center;
}

.stat-box {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.03);
    padding: 1rem;
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

.stat-icon {
    font-size: 1.5rem;
    color: var(--accent-purple);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(124, 58, 237, 0.1);
    border-radius: 8px;
}

.stat-info h4 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.2rem;
}

.stat-number {
    font-size: 1.4rem;
    font-weight: 700;
    font-family: var(--font-heading);
}

/* Difficulty Panel (Circular Progress Fakeout) */
.difficulty-panel {
    align-items: center;
}

.circular-progress {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    /* Conic gradient representing Easy(Green) ~50%, Medium(Yellow/Orange) ~45%, Hard(Red) ~5% */
    background: conic-gradient(
        #22c55e 0deg 180deg, 
        #f59e0b 180deg 340deg, 
        #ef4444 340deg 360deg
    );
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
}

.inner-circle {
    width: 120px;
    height: 120px;
    background-color: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.total-dsa {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.dsa-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.difficulty-legends {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 1rem;
}

.legend-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.95rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
}

.dot.easy { background-color: #22c55e; box-shadow: 0 0 8px #22c55e;}
.dot.medium { background-color: #f59e0b; box-shadow: 0 0 8px #f59e0b;}
.dot.hard { background-color: #ef4444; box-shadow: 0 0 8px #ef4444;}

.legend-item .label {
    flex: 1;
    color: var(--text-secondary);
}

.legend-item .count {
    font-weight: 600;
    color: var(--text-primary);
}

/* Topics & Languages Panel (Bar Chart) */
.bar-chart {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    width: 100%;
}

.bar-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.topic-name {
    width: 70px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.progress-track {
    flex: 1;
    height: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
}

.progress-fill {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 20px;
    box-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.topic-count {
    width: 40px;
    font-size: 0.85rem;
    font-weight: 700;
    text-align: right;
    color: var(--accent-gold);
}

/* Platforms */
.platform-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.platform-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: var(--transition-smooth);
    text-decoration: none;
}

.platform-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(5px);
}

.platform-icon {
    width: 24px;
    height: auto;
}

.filter-invert {
    filter: invert(1);
    opacity: 0.8;
}

.hackerrank-icon {
    font-size: 1.4rem;
    color: #00ea64;
}

.platform-item span:nth-of-type(1) {
    flex: 1;
    color: var(--text-primary);
    font-weight: 600;
}

.platform-count {
    background: rgba(124, 58, 237, 0.2);
    color: var(--accent-purple);
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

/* --- Certifications Section --- */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.cert-card {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    transition: var(--transition-smooth);
}

.cert-card:hover {
    transform: translateY(-5px);
}

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

.cert-issuer {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    display: block;
}

.cert-verify-btn {
    margin-top: auto;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-cyan);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.cert-verify-btn:hover {
    color: var(--accent-purple);
    gap: 0.8rem;
}

/* --- Experience Section --- */
.experience-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.experience-item {
    padding: 2.5rem;
    margin-bottom: 2rem;
    position: relative;
    border-left: 4px solid var(--accent-cyan);
}

.experience-header {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.experience-header h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text-primary);
}

.company-name {
    font-size: 1.2rem;
    font-weight: 600;
}

.experience-date {
    margin-left: auto;
    font-size: 0.9rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.05);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
}

.experience-details {
    list-style-type: none;
}

.experience-details li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--text-secondary);
}

.experience-details li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-purple);
    font-weight: bold;
}

/* --- Projects Section --- */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2.5rem;
}

.project-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    position: relative;
    overflow: hidden;
    padding: 0 !important; /* Override glass-panel padding */
}

/* Border glow hover effect wrapper created dynamically in JS */
.project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    border-radius: inherit;
    padding: 2px;
    background: var(--gradient-primary);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.project-card:hover::before {
    opacity: 1;
}

.project-card:hover {
    transform: translateY(-10px);
    background: var(--bg-panel-hover);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.project-icon {
    font-size: 2.5rem;
    color: var(--accent-cyan);
}

.project-links a {
    color: var(--text-secondary);
    font-size: 1.2rem;
    transition: color 0.3s;
}

.project-links a:hover {
    color: var(--accent-purple);
}

.project-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.tech-stack-card {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    color: var(--text-secondary);
    font-family: var(--font-heading);
    font-size: 0.85rem;
}

.tech-stack-card span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 0.4rem 0.8rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.tech-stack-card span:hover {
    background: rgba(212, 175, 55, 0.1);
    border-color: var(--accent-gold);
}

.tech-stack-card i {
    font-size: 1rem;
}

.project-image-container {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.project-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card:hover .project-img {
    transform: scale(1.1);
}

.project-content {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.btn-live {
    margin-top: 1.5rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: var(--gradient-primary);
    color: var(--bg-dark);
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-smooth);
    width: fit-content;
}

.btn-live:hover {
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.4);
    transform: translateY(-2px);
}

/* --- Contact Section --- */
.contact-panel {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.contact-panel h2 {
    font-family: var(--font-heading);
    font-size: 3rem;
}

.contact-panel p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    max-width: 500px;
}

.social-links {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.social-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
    text-decoration: none;
    color: var(--text-secondary);
    transition: var(--transition-smooth);
}

.social-btn i {
    font-size: 2.5rem;
    background: var(--bg-panel);
    padding: 1.5rem;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    transition: var(--transition-smooth);
}

.skill-tag {
    padding: 0.6rem 1.2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.skill-tag i {
    font-size: 1.2rem;
    color: var(--accent-gold);
}

.skill-tag:hover {
    background: rgba(212, 175, 55, 0.1);
    border-color: var(--accent-gold);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(212, 175, 55, 0.1);
}

.social-btn:hover i {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(56, 189, 248, 0.1);
}

.social-btn:hover span {
    color: var(--text-primary);
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    background: var(--nav-bg);
}

/* --- Animations & Interaction --- */
@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-30px, 30px); }
}

/* Dynamic Cursor Glow defined in JS, styles here */
.cursor-glow {
    position: fixed;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--cursor-outer) 0%, transparent 70%);
    pointer-events: none;
    z-index: 10;
    transform: translate(-50%, -50%);
    transition: background 0.3s ease;
    mix-blend-mode: screen;
}

[data-theme="light"] .cursor-glow {
    mix-blend-mode: multiply;
}

/* --- Scroll Progress Bar --- */
#scrollProgress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: var(--gradient-primary);
    z-index: 10000;
    transition: width 0.1s ease-out;
}

/* Scroll Reveals */
.observer-hidden {
    opacity: 0;
    transform: translateY(50px) scale(0.95);
    transition: opacity 1.2s cubic-bezier(0.2, 0.8, 0.2, 1), transform 1.2s cubic-bezier(0.2, 0.8, 0.2, 1);
    will-change: opacity, transform;
}

.reveal-left { transform: translateX(-50px); }
.reveal-right { transform: translateX(50px); }

.observer-visible {
    opacity: 1;
    transform: translateY(0) scale(1) translateX(0);
}

/* Stagger Delays for Grid Items */
.project-card:nth-child(1) { transition-delay: 0.1s; }
.project-card:nth-child(2) { transition-delay: 0.2s; }
.project-card:nth-child(3) { transition-delay: 0.3s; }
.project-card:nth-child(4) { transition-delay: 0.4s; }
.project-card:nth-child(5) { transition-delay: 0.5s; }

.skill-category:nth-child(1) { transition-delay: 0.1s; }
.skill-category:nth-child(2) { transition-delay: 0.2s; }
.skill-category:nth-child(3) { transition-delay: 0.3s; }

.cert-card:nth-child(1) { transition-delay: 0.1s; }
.cert-card:nth-child(2) { transition-delay: 0.2s; }
.cert-card:nth-child(3) { transition-delay: 0.3s; }
.cert-card:nth-child(4) { transition-delay: 0.4s; }

/* --- Responsiveness --- */
@media (max-width: 1024px) {
    .hero-section {
        flex-direction: column;
        justify-content: center;
        text-align: center;
        padding-top: 120px;
        gap: 2.5rem;
    }
    .hero-content { max-width: 100%; }
    .cta-group { justify-content: center; }
    .hero-description { margin-left: auto; margin-right: auto; }
    .hero-image-ring { width: 260px; height: 260px; }
}

@media (max-width: 768px) {
    section { padding: 2.5rem 5%; }
    .hero-section { padding: 0 5%; padding-top: 100px; }
    
    .mobile-menu-btn {
        display: block;
    }

    .nav-right {
        gap: 1rem;
    }

    .theme-toggle-btn {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }

    .nav-links {
        display: flex;
        flex-direction: column;
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        height: 100vh;
        background: var(--nav-bg);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        padding: 6rem 2rem;
        gap: 2rem;
        transition: var(--transition-smooth);
        border-left: 1px solid var(--border-color);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
        z-index: 100;
    }

    .nav-links.active {
        right: 0;
    }

    .theme-toggle-wrapper {
        margin-left: 0;
        margin-top: 1rem;
    }

    .hero-blob { width: 300px; height: 300px; }
    .section-header h2 { font-size: 2rem; }
    .hero-image-ring { width: 220px; height: 220px; }
    .cta-group { flex-direction: column; align-items: center; }
}

/* --- Achievements Section --- */
.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 1rem;
}

.achievement-card {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
}

.achievement-card .experience-date {
    display: block;
    font-size: 0.9rem;
    color: var(--accent-gold);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.achievement-card h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.achievement-card p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.7;
}

.achievement-icon {
    font-size: 2.2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.5rem;
}

[data-theme='light'] #achievements .glass-panel { 
    background: var(--card-coding); 
}

.achievement-card:nth-child(1) { transition-delay: 0.1s; }
.achievement-card:nth-child(2) { transition-delay: 0.2s; }
.achievement-card:nth-child(3) { transition-delay: 0.3s; }