/* ============================================
   MODERN PORTFOLIO - SAJID JAVID
   ============================================ */

/* CSS Variables */
:root {
    --bg-primary: #08070d;
    --bg-secondary: #0f0e17;
    --bg-tertiary: #1a1825;
    --bg-card: rgba(20, 18, 32, 0.55);
    --bg-glass: rgba(255, 255, 255, 0.02);

    --text-primary: #f0f0fa;
    --text-secondary: #b8b8c8;
    --text-muted: #7a7a90;

    --accent-purple: #b87aff;
    --accent-pink: #ff5ca8;
    --accent-cyan: #4be1ec;
    --accent-blue: #5b9aff;
    --accent-green: #1ee5a0;
    --accent-orange: #ff8a3d;
    --accent-yellow: #ffd23f;

    --gradient-primary: linear-gradient(135deg, #b87aff 0%, #ff5ca8 50%, #ff8a3d 100%);
    --gradient-secondary: linear-gradient(135deg, #4be1ec 0%, #5b9aff 50%, #b87aff 100%);
    --gradient-tertiary: linear-gradient(135deg, #ff5ca8 0%, #ff8a3d 100%);
    --gradient-glow: linear-gradient(135deg, #b87aff, #4be1ec);
    --gradient-mesh: radial-gradient(at 27% 37%, hsla(282, 96%, 70%, 0.4) 0px, transparent 50%),
                     radial-gradient(at 97% 21%, hsla(322, 96%, 70%, 0.35) 0px, transparent 50%),
                     radial-gradient(at 52% 99%, hsla(354, 96%, 70%, 0.3) 0px, transparent 50%),
                     radial-gradient(at 10% 29%, hsla(190, 96%, 60%, 0.3) 0px, transparent 50%),
                     radial-gradient(at 97% 96%, hsla(38, 96%, 65%, 0.25) 0px, transparent 50%);

    --border-color: rgba(184, 122, 255, 0.15);
    --border-hover: rgba(184, 122, 255, 0.5);

    --shadow-glow: 0 0 60px rgba(184, 122, 255, 0.4);
    --shadow-pink: 0 0 50px rgba(255, 92, 168, 0.5);
    --shadow-cyan: 0 0 50px rgba(75, 225, 236, 0.5);

    --font-display: 'Outfit', sans-serif;
    --font-body: 'Space Grotesk', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --transition: cubic-bezier(0.65, 0, 0.35, 1);
    --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Reset */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

@media (max-width: 1024px) {
    body { cursor: auto; }
}

::selection {
    background: var(--accent-purple);
    color: white;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 5px;
}

/* Custom Cursor */
.cursor, .cursor-follower {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
}
.cursor {
    width: 8px;
    height: 8px;
    background: var(--accent-purple);
    transform: translate(-50%, -50%);
}
.cursor-follower {
    width: 36px;
    height: 36px;
    border: 2px solid var(--accent-pink);
    transform: translate(-50%, -50%);
    transition: transform 0.2s ease, width 0.3s, height 0.3s;
}
.cursor-follower.hover {
    width: 60px;
    height: 60px;
    background: rgba(168, 85, 247, 0.1);
    border-color: var(--accent-purple);
}
@media (max-width: 1024px) {
    .cursor, .cursor-follower { display: none; }
}

/* Loader */
.loader {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}
.loader.hidden {
    opacity: 0;
    visibility: hidden;
}
.loader-content {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.loader-spinner {
    width: 100px;
    height: 100px;
    border: 3px solid transparent;
    border-top: 3px solid var(--accent-purple);
    border-right: 3px solid var(--accent-pink);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}
.loader-text {
    position: absolute;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Animated Background */
.bg-animation {
    position: fixed;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}
.bg-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float-orb 20s infinite ease-in-out;
}
.orb-1 {
    width: 500px;
    height: 500px;
    background: var(--accent-purple);
    top: -10%;
    left: -10%;
}
.orb-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-pink);
    bottom: -10%;
    right: -5%;
    animation-delay: -7s;
}
.orb-3 {
    width: 350px;
    height: 350px;
    background: var(--accent-cyan);
    top: 50%;
    left: 50%;
    animation-delay: -14s;
}
@keyframes float-orb {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(100px, -50px) scale(1.1); }
    66% { transform: translate(-50px, 100px) scale(0.95); }
}
.bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(168, 85, 247, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(168, 85, 247, 0.05) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 40%, transparent 90%);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1.5rem 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}
.navbar.scrolled {
    padding: 1rem 0;
    background: rgba(10, 10, 15, 0.9);
}
.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    display: flex;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.75rem;
    color: var(--text-primary);
    transition: transform 0.3s ease;
}
.logo:hover {
    transform: rotate(-5deg) scale(1.05);
}
.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.logo-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-pink);
    border-radius: 50%;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}
.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}
.nav-links a span {
    color: var(--accent-purple);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    margin-right: 4px;
}
.nav-links a:not(.cv-btn):hover,
.nav-links a.active {
    color: var(--text-primary);
}
.nav-links a:not(.cv-btn)::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s ease;
}
.nav-links a:not(.cv-btn):hover::after,
.nav-links a.active::after {
    width: 100%;
}
.cv-btn {
    padding: 0.6rem 1.4rem;
    border: 1.5px solid var(--accent-purple);
    border-radius: 50px;
    color: var(--accent-purple) !important;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
    background: rgba(168, 85, 247, 0.05);
}
.cv-btn:hover {
    background: var(--gradient-primary);
    color: white !important;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(168, 85, 247, 0.4);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 1001;
}
.hamburger span {
    width: 28px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 7rem 3rem 4rem;
    position: relative;
    overflow: hidden;
}
.hero-container { position: relative; z-index: 2; }
.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    align-items: center;
}
.hero-intro {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.intro-line {
    width: 60px;
    height: 2px;
    background: var(--gradient-primary);
}
.intro-text {
    font-family: var(--font-mono);
    color: var(--accent-pink);
    font-size: 0.95rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-name {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 10vw, 7rem);
    font-weight: 800;
    line-height: 0.95;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}
.name-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: block;
    animation: gradient-shift 5s ease infinite;
    background-size: 200% 200%;
}
@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}
.name-outline {
    color: transparent;
    -webkit-text-stroke: 2px var(--text-primary);
    display: block;
    transition: all 0.4s ease;
}
.name-outline:hover {
    -webkit-text-stroke: 2px var(--accent-pink);
    transform: translateX(20px);
}

.hero-role {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 2rem;
    min-height: 3rem;
}
.typed-text {
    background: var(--gradient-secondary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}
.cursor-typed {
    color: var(--accent-pink);
    animation: blink 1s infinite;
}
@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2.5rem;
    line-height: 1.7;
}
.highlight {
    color: var(--text-primary);
    font-weight: 600;
    background: linear-gradient(120deg, rgba(168, 85, 247, 0.2) 0%, rgba(168, 85, 247, 0.2) 100%);
    background-repeat: no-repeat;
    background-size: 100% 0.3em;
    background-position: 0 88%;
    padding: 0 2px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}
.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s var(--transition);
    position: relative;
    overflow: hidden;
}
.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}
.btn:hover::before {
    width: 300px;
    height: 300px;
}
.btn span, .btn i { position: relative; z-index: 1; }
.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.3);
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(168, 85, 247, 0.5);
}
.btn-primary:hover i {
    transform: translateX(5px);
}
.btn-primary i { transition: transform 0.3s ease; }
.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1.5px solid var(--border-color);
}
.btn-secondary:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
}
.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.stat-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}
.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}
.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Visual */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}
.visual-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 1;
    max-width: 500px;
}
.profile-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.profile-glow {
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.5;
    animation: pulse-glow 4s ease-in-out infinite;
}
@keyframes pulse-glow {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.05); }
}
.profile-ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid;
}
.ring-1 {
    width: 90%;
    height: 90%;
    border-color: rgba(168, 85, 247, 0.3);
    border-top-color: var(--accent-purple);
    border-right-color: var(--accent-pink);
    animation: rotate 20s linear infinite;
}
.ring-2 {
    width: 100%;
    height: 100%;
    border-color: rgba(236, 72, 153, 0.2);
    border-bottom-color: var(--accent-cyan);
    border-left-color: var(--accent-pink);
    animation: rotate 25s linear infinite reverse;
}
@keyframes rotate {
    to { transform: rotate(360deg); }
}
.profile-img-wrap {
    width: 75%;
    height: 75%;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid rgba(168, 85, 247, 0.3);
    position: relative;
    box-shadow: var(--shadow-glow);
}
.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.profile-img-wrap:hover .profile-img {
    transform: scale(1.05);
}

.floating-tag {
    position: absolute;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    padding: 0.75rem 1.25rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    animation: float-tag 6s ease-in-out infinite;
}
.floating-tag i {
    font-size: 1rem;
}
.tag-1 {
    top: 10%;
    left: -5%;
    color: var(--accent-purple);
    animation-delay: 0s;
}
.tag-1 i { color: var(--accent-purple); }
.tag-2 {
    top: 20%;
    right: -10%;
    color: var(--accent-cyan);
    animation-delay: -1.5s;
}
.tag-2 i { color: var(--accent-cyan); }
.tag-3 {
    bottom: 25%;
    left: -10%;
    color: var(--accent-pink);
    animation-delay: -3s;
}
.tag-3 i { color: var(--accent-pink); }
.tag-4 {
    bottom: 10%;
    right: -5%;
    color: var(--accent-orange);
    animation-delay: -4.5s;
}
.tag-4 i { color: var(--accent-orange); }
@keyframes float-tag {
    0%, 100% { transform: translateY(0) rotate(0); }
    50% { transform: translateY(-15px) rotate(-3deg); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 2px;
}
.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-purple), transparent);
    position: relative;
    overflow: hidden;
}
.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: var(--accent-pink);
    animation: scroll-down 2s infinite ease-in-out;
}
@keyframes scroll-down {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(300%); }
}

/* Social Side */
.social-side, .email-side {
    position: fixed;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    z-index: 10;
}
.social-side {
    left: 2rem;
}
.social-side a, .email-side a {
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}
.social-side a:hover {
    color: var(--accent-pink);
    transform: translateY(-3px);
}
.social-line, .email-line {
    width: 1px;
    height: 90px;
    background: var(--text-muted);
}
.email-side {
    right: 2rem;
}
.email-side a {
    writing-mode: vertical-rl;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    letter-spacing: 2px;
    text-decoration: none;
}
.email-side a:hover {
    color: var(--accent-pink);
    transform: translateY(-3px);
}
@media (max-width: 1024px) {
    .social-side, .email-side { display: none; }
}

/* Section Common */
section {
    padding: 6rem 0;
    position: relative;
}
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
}
.section-header {
    margin-bottom: 4rem;
    text-align: center;
}
.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    color: var(--accent-pink);
    font-size: 0.95rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1rem;
}
.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1px;
}
.title-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* About Preview */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}
.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    font-size: 1.05rem;
    line-height: 1.8;
}
.about-text strong {
    color: var(--text-primary);
    font-weight: 600;
}
.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-pink);
    text-decoration: none;
    font-weight: 600;
    margin-top: 1rem;
    transition: gap 0.3s ease;
}
.link-arrow:hover {
    gap: 14px;
}

.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}
.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 1.75rem;
    transition: all 0.4s var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}
.skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}
.skill-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(168, 85, 247, 0.15);
}
.skill-card:hover::before {
    transform: translateX(0);
}
.skill-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(236, 72, 153, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--accent-purple);
    transition: all 0.3s ease;
}
.skill-card:hover .skill-icon {
    transform: rotate(-10deg) scale(1.1);
    background: var(--gradient-primary);
    color: white;
}
.skill-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}
.skill-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
}

/* Featured Work */
.work-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.work-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 2rem;
    align-items: center;
    padding: 2rem 2.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    transition: all 0.4s var(--transition);
    cursor: pointer;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}
.work-item::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}
.work-item:hover {
    transform: translateX(10px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(168, 85, 247, 0.15);
}
.work-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.6;
    transition: opacity 0.3s;
}
.work-item:hover .work-number {
    opacity: 1;
}
.work-tag {
    display: inline-block;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
    padding: 0.25rem 0.75rem;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(6, 182, 212, 0.2);
}
.work-content h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}
.work-content > p {
    color: var(--text-secondary);
    font-size: 0.98rem;
    margin-bottom: 1rem;
    line-height: 1.7;
}
.work-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.work-tech span {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    padding: 0.3rem 0.75rem;
    background: rgba(168, 85, 247, 0.1);
    color: var(--accent-purple);
    border-radius: 20px;
    border: 1px solid rgba(168, 85, 247, 0.2);
}
.work-arrow {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(168, 85, 247, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-purple);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}
.work-item:hover .work-arrow {
    background: var(--gradient-primary);
    color: white;
    transform: rotate(45deg);
}

.view-all-wrap {
    text-align: center;
    margin-top: 3rem;
}

/* Contact */
.contact-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.contact-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    margin: 1.5rem 0 2rem;
}
.contact-text {
    color: var(--text-secondary);
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

/* Footer */
.footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
}
.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}
.footer-left p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}
.footer-meta {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 0.25rem;
}
.footer-right {
    display: flex;
    gap: 1.25rem;
}
.footer-right a {
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: all 0.3s ease;
}
.footer-right a:hover {
    color: var(--accent-pink);
    transform: translateY(-3px);
}

/* ===========================
   PAGE-SPECIFIC STYLES
   =========================== */

/* Page Header */
.page-header {
    padding: 9rem 3rem 4rem;
    text-align: center;
}
.page-header-container {
    max-width: 1400px;
    margin: 0 auto;
}
.page-tag {
    display: inline-block;
    font-family: var(--font-mono);
    color: var(--accent-pink);
    font-size: 0.95rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 1rem;
}
.page-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -2px;
    margin-bottom: 1rem;
}
.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

/* About Page */
.about-section {
    padding: 4rem 3rem;
}
.about-container {
    max-width: 1200px;
    margin: 0 auto;
}
.about-hero {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
    margin-bottom: 6rem;
}
.about-image-wrap {
    position: sticky;
    top: 100px;
}
.about-image-container {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
}
.about-image-container::before {
    content: '';
    position: absolute;
    inset: -3px;
    background: var(--gradient-primary);
    border-radius: 24px;
    z-index: -1;
}
.about-image-container img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 22px;
}
.about-info-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 1.5rem;
    margin-top: 1.5rem;
    backdrop-filter: blur(10px);
}
.info-row {
    display: flex;
    justify-content: space-between;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}
.info-row:last-child { border-bottom: none; }
.info-label {
    color: var(--text-muted);
    font-family: var(--font-mono);
}
.info-value {
    color: var(--text-primary);
    font-weight: 500;
}
.about-content h2 {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}
.about-content p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
    margin-bottom: 1.25rem;
}
.about-content strong {
    color: var(--text-primary);
    font-weight: 600;
}
.about-content a {
    color: var(--accent-pink);
    text-decoration: none;
    border-bottom: 1px dashed var(--accent-pink);
    transition: all 0.3s ease;
}
.about-content a:hover {
    color: var(--accent-purple);
    border-bottom-color: var(--accent-purple);
}

.quote-block {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.08), rgba(236, 72, 153, 0.08));
    border-left: 4px solid var(--accent-pink);
    padding: 1.5rem 2rem;
    border-radius: 12px;
    margin: 2rem 0;
    font-style: italic;
    color: var(--text-primary);
    font-size: 1.1rem;
}
.quote-block::before {
    content: '"';
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--accent-pink);
    line-height: 0;
    vertical-align: -0.4em;
    margin-right: 8px;
}

/* Research Areas */
.research-areas {
    margin: 4rem 0;
}
.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}
.research-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.4s var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}
.research-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 150%;
    height: 150%;
    background: radial-gradient(circle, rgba(168, 85, 247, 0.15), transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
}
.research-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
}
.research-card:hover::after { opacity: 1; }
.research-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.25rem;
    border-radius: 18px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: white;
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.3);
    transition: transform 0.4s ease;
}
.research-card:hover .research-icon {
    transform: rotate(360deg) scale(1.1);
}
.research-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}
.research-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Timeline */
.timeline-section {
    padding: 4rem 3rem;
}
.timeline-container {
    max-width: 1100px;
    margin: 0 auto;
}
.timeline {
    position: relative;
    margin-top: 3rem;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-purple), var(--accent-pink), var(--accent-cyan));
    transform: translateX(-50%);
}
.timeline-item {
    position: relative;
    width: 50%;
    padding: 1.5rem 3rem;
}
.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}
.timeline-item:nth-child(even) {
    left: 50%;
}
.timeline-item::before {
    content: '';
    position: absolute;
    top: 2rem;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 3px solid var(--accent-purple);
    z-index: 1;
    box-shadow: 0 0 20px rgba(168, 85, 247, 0.5);
}
.timeline-item:nth-child(odd)::before { right: -10px; }
.timeline-item:nth-child(even)::before { left: -10px; }
.timeline-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}
.timeline-card:hover {
    border-color: var(--border-hover);
    transform: scale(1.02);
}
.timeline-date {
    font-family: var(--font-mono);
    color: var(--accent-pink);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}
.timeline-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    margin-bottom: 0.4rem;
}
.timeline-card h4 {
    color: var(--accent-purple);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
}
.timeline-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Projects Page */
.projects-section {
    padding: 4rem 3rem;
}
.projects-container {
    max-width: 1400px;
    margin: 0 auto;
}
.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}
.filter-btn {
    padding: 0.6rem 1.5rem;
    background: transparent;
    border: 1.5px solid var(--border-color);
    border-radius: 50px;
    color: var(--text-secondary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}
.filter-btn:hover, .filter-btn.active {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 2rem;
}
.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.5s var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    display: flex;
    flex-direction: column;
}
.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}
.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--border-hover);
    box-shadow: 0 30px 60px rgba(168, 85, 247, 0.2);
}
.project-card:hover::before {
    transform: scaleX(1);
}
.project-visual {
    height: 200px;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.2), rgba(236, 72, 153, 0.2));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
    position: relative;
    overflow: hidden;
}
.project-visual::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(168, 85, 247, 0.4), transparent 50%),
                radial-gradient(circle at 70% 70%, rgba(236, 72, 153, 0.4), transparent 50%);
}
.project-visual i {
    position: relative;
    z-index: 1;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.5s ease;
}
.project-card:hover .project-visual i {
    transform: scale(1.2) rotate(-10deg);
}
.gradient-1 { background: linear-gradient(135deg, #667eea, #764ba2); }
.gradient-2 { background: linear-gradient(135deg, #f093fb, #f5576c); }
.gradient-3 { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.gradient-4 { background: linear-gradient(135deg, #43e97b, #38f9d7); }
.gradient-5 { background: linear-gradient(135deg, #fa709a, #fee140); }
.gradient-6 { background: linear-gradient(135deg, #30cfd0, #330867); }

.project-content {
    padding: 1.75rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}
.project-category {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-cyan);
    padding: 0.25rem 0.75rem;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(6, 182, 212, 0.2);
    margin-bottom: 0.75rem;
    width: fit-content;
}
.project-content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}
.project-content > p {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    flex: 1;
}
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1rem;
}
.project-tags span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 0.25rem 0.6rem;
    background: rgba(168, 85, 247, 0.1);
    color: var(--accent-purple);
    border-radius: 16px;
}
.project-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--accent-pink);
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    margin-top: auto;
}
.project-link:hover { gap: 12px; }

/* Publications Page */
.publications-section {
    padding: 4rem 3rem;
}
.publications-container {
    max-width: 1100px;
    margin: 0 auto;
}
.year-section {
    margin-bottom: 4rem;
}
.year-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
}
.year-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.year-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(to right, var(--accent-purple), transparent);
}
.year-count {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.publication-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(10px);
    transition: all 0.4s var(--transition);
    position: relative;
}
.publication-card:hover {
    border-color: var(--border-hover);
    transform: translateX(8px);
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.15);
}
.pub-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}
.pub-type {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
}
.pub-type.conference {
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-purple);
    border: 1px solid rgba(168, 85, 247, 0.3);
}
.pub-type.journal {
    background: rgba(236, 72, 153, 0.15);
    color: var(--accent-pink);
    border: 1px solid rgba(236, 72, 153, 0.3);
}
.pub-date {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-size: 0.85rem;
}
.publication-card h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    line-height: 1.3;
    color: var(--text-primary);
}
.pub-authors {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}
.pub-authors strong {
    color: var(--accent-pink);
    font-weight: 600;
}
.pub-venue {
    color: var(--accent-cyan);
    font-size: 0.95rem;
    font-style: italic;
    margin-bottom: 1rem;
}
.pub-abstract {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}
.pub-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}
.pub-links a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0.5rem 1rem;
    background: rgba(168, 85, 247, 0.1);
    color: var(--accent-purple);
    text-decoration: none;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(168, 85, 247, 0.2);
    transition: all 0.3s ease;
}
.pub-links a:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
}

/* Teaching Page */
.teaching-section {
    padding: 4rem 3rem;
}
.teaching-container {
    max-width: 1200px;
    margin: 0 auto;
}
.teaching-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}
.teaching-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    transition: all 0.4s var(--transition);
    position: relative;
    overflow: hidden;
}
.teaching-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    opacity: 0.1;
    filter: blur(40px);
    transition: opacity 0.3s ease;
}
.teaching-card:hover {
    transform: translateY(-8px);
    border-color: var(--border-hover);
    box-shadow: 0 20px 40px rgba(168, 85, 247, 0.15);
}
.teaching-card:hover::before { opacity: 0.3; }
.teaching-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.teaching-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 10px 25px rgba(168, 85, 247, 0.3);
}
.teaching-title h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}
.teaching-code {
    font-family: var(--font-mono);
    color: var(--accent-cyan);
    font-size: 0.85rem;
}
.teaching-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.25rem;
}
.teaching-meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.teaching-meta-item i {
    color: var(--accent-pink);
    width: 16px;
}
.teaching-duties {
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
}
.teaching-duties h4 {
    font-family: var(--font-display);
    font-size: 0.9rem;
    color: var(--accent-purple);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.teaching-duties ul {
    list-style: none;
}
.teaching-duties li {
    color: var(--text-secondary);
    font-size: 0.92rem;
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
}
.teaching-duties li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-pink);
}

/* Responsive */
@media (max-width: 1024px) {
    .nav-container { padding: 0 1.5rem; }
    .hero { padding: 7rem 1.5rem 4rem; }
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .hero-visual { max-width: 400px; margin: 0 auto; }
    .section-container { padding: 0 1.5rem; }
    .about-grid { grid-template-columns: 1fr; gap: 3rem; }
    .about-hero { grid-template-columns: 1fr; }
    .about-image-wrap { position: relative; top: 0; max-width: 350px; margin: 0 auto; }
    .skills-grid { grid-template-columns: 1fr 1fr; }
    .work-item { grid-template-columns: 1fr; padding: 1.5rem; }
    .work-number { font-size: 2rem; }
    .work-arrow { display: none; }
    .timeline::before { left: 20px; }
    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 3.5rem;
        padding-right: 1rem;
        text-align: left !important;
    }
    .timeline-item::before { left: 10px !important; right: auto !important; }
    .footer-container { padding: 0 1.5rem; }
    .page-header { padding: 9rem 1.5rem 3rem; }
    .about-section, .timeline-section, .projects-section,
    .publications-section, .teaching-section { padding: 3rem 1.5rem; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-secondary);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        padding: 2rem;
        transition: right 0.4s var(--transition);
        border-left: 1px solid var(--border-color);
    }
    .nav-links.active {
        right: 0;
    }
    .hamburger {
        display: flex;
    }
    .hero-stats {
        flex-wrap: wrap;
        gap: 1rem;
    }
    .stat-divider { display: none; }
    .stat-number { font-size: 1.8rem; }
    .skills-grid { grid-template-columns: 1fr; }
    .pub-header { flex-direction: column; align-items: flex-start; }
    .teaching-grid { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
}

/* ============================================
   ENHANCED FEATURES - V2
   ============================================ */

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--gradient-primary);
    z-index: 9999;
    width: 0%;
    transition: width 0.1s ease;
    box-shadow: 0 0 10px rgba(184, 122, 255, 0.8);
}

/* Mouse Spotlight */
.spotlight {
    position: fixed;
    pointer-events: none;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(184, 122, 255, 0.08), transparent 60%);
    transform: translate(-50%, -50%);
    z-index: 0;
    transition: opacity 0.3s ease;
    mix-blend-mode: screen;
}

/* Noise Overlay */
.noise-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    opacity: 0.04;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

/* Enhanced Background with Mesh Gradient */
.bg-animation {
    background: var(--gradient-mesh);
}

/* Animated Mesh Blob */
.mesh-blob {
    position: absolute;
    width: 600px;
    height: 600px;
    background: var(--gradient-primary);
    border-radius: 50% 38% 65% 47% / 49% 62% 38% 51%;
    filter: blur(100px);
    opacity: 0.18;
    animation: morph-blob 20s ease-in-out infinite;
    top: 20%;
    left: 30%;
}
@keyframes morph-blob {
    0%, 100% {
        border-radius: 50% 38% 65% 47% / 49% 62% 38% 51%;
        transform: rotate(0deg) scale(1);
    }
    33% {
        border-radius: 70% 30% 50% 60% / 55% 45% 60% 40%;
        transform: rotate(120deg) scale(1.1);
    }
    66% {
        border-radius: 40% 60% 35% 65% / 60% 35% 65% 45%;
        transform: rotate(240deg) scale(0.95);
    }
}

/* Hero Backdrop Card Glow */
.hero-content {
    position: relative;
    z-index: 2;
}

/* Stronger Name Gradient */
.name-gradient {
    background: linear-gradient(135deg, #b87aff 0%, #ff5ca8 35%, #ff8a3d 70%, #ffd23f 100%);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 40px rgba(184, 122, 255, 0.4));
}

/* Reveal Text Animation */
.reveal-text {
    overflow: hidden;
}
.reveal-text > * {
    display: inline-block;
    animation: reveal-up 1s var(--ease-out-back) forwards;
}
@keyframes reveal-up {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* Magnetic Button Container */
.magnetic {
    display: inline-block;
    transition: transform 0.3s var(--transition);
}

/* Enhanced Button with Shimmer */
.btn-primary {
    position: relative;
    background: var(--gradient-primary);
    background-size: 200% 200%;
    animation: gradient-shift 5s ease infinite;
}
.btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.6s ease;
}
.btn-primary:hover::after {
    left: 100%;
}

/* Tech Marquee */
.marquee-section {
    padding: 4rem 0;
    overflow: hidden;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    background: rgba(8, 7, 13, 0.5);
    backdrop-filter: blur(10px);
}
.marquee {
    display: flex;
    overflow: hidden;
    user-select: none;
    gap: 3rem;
    mask-image: linear-gradient(90deg, transparent 0, #000 10%, #000 90%, transparent 100%);
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 10%, #000 90%, transparent 100%);
}
.marquee-track {
    display: flex;
    gap: 3rem;
    flex-shrink: 0;
    animation: marquee-scroll 40s linear infinite;
}
.marquee:hover .marquee-track {
    animation-play-state: paused;
}
@keyframes marquee-scroll {
    from { transform: translateX(0); }
    to { transform: translateX(calc(-100% - 3rem)); }
}
.marquee-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
    transition: color 0.3s ease;
}
.marquee-item:hover {
    color: var(--accent-pink);
}
.marquee-item i {
    font-size: 1.75rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.marquee-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-pink);
    border-radius: 50%;
    flex-shrink: 0;
}

/* Card Tilt 3D */
.tilt-card {
    transform-style: preserve-3d;
    transform: perspective(1000px);
    transition: transform 0.3s ease-out;
}
.tilt-content {
    transform: translateZ(30px);
}

/* Enhanced Skill Card with Shine */
.skill-card {
    position: relative;
    overflow: hidden;
}
.skill-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(105deg,
        transparent 40%,
        rgba(184, 122, 255, 0.15) 50%,
        transparent 60%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
    pointer-events: none;
}
.skill-card:hover::after {
    transform: translateX(100%);
}

/* Project Card Enhanced */
.project-card {
    transform-style: preserve-3d;
    perspective: 1000px;
}
.project-visual {
    position: relative;
}
.project-visual::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%),
        rgba(255, 255, 255, 0.25), transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
}
.project-card:hover .project-visual::after {
    opacity: 1;
}

/* Profile Container Enhanced */
.profile-img-wrap {
    box-shadow: 0 0 0 4px rgba(184, 122, 255, 0.15),
                0 0 0 12px rgba(184, 122, 255, 0.08),
                0 30px 80px rgba(184, 122, 255, 0.4);
}

/* Floating Tag Enhanced */
.floating-tag {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3),
                0 0 30px rgba(184, 122, 255, 0.15);
    transition: all 0.3s ease;
}
.floating-tag:hover {
    transform: scale(1.15) rotate(-5deg) !important;
    animation-play-state: paused;
    border-color: var(--accent-pink);
}

/* Achievement Badges Section */
.badges-section {
    padding: 6rem 0;
}
.badges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
}
.badge-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: all 0.4s var(--ease-out-back);
    position: relative;
    overflow: hidden;
}
.badge-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -1;
}
.badge-card:hover {
    transform: translateY(-10px) scale(1.03);
    border-color: var(--border-hover);
}
.badge-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1rem;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(184, 122, 255, 0.15), rgba(255, 92, 168, 0.15));
    border: 1px solid rgba(184, 122, 255, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.25rem;
    transition: all 0.4s var(--ease-out-back);
}
.badge-icon i {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.badge-card:hover .badge-icon {
    transform: rotate(-10deg) scale(1.1);
    background: var(--gradient-primary);
    border-color: transparent;
}
.badge-card:hover .badge-icon i {
    -webkit-text-fill-color: white;
    color: white;
}
.badge-card h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
}
.badge-card p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* Section Number Indicator */
.section-num {
    font-family: var(--font-mono);
    color: var(--accent-purple);
    font-size: 0.9rem;
    margin-right: 6px;
}

/* Glow Pulse */
@keyframes glow-pulse {
    0%, 100% { box-shadow: 0 0 20px rgba(184, 122, 255, 0.4); }
    50% { box-shadow: 0 0 40px rgba(255, 92, 168, 0.6); }
}

/* Enhanced Hero Stats Card Style */
.hero-stats {
    padding: 1.5rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    width: fit-content;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

/* Loader Enhanced */
.loader-text {
    font-size: 2.5rem;
    letter-spacing: 4px;
    animation: pulse-text 1.5s ease-in-out infinite;
}
@keyframes pulse-text {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

/* Better link arrow with line */
.link-arrow {
    position: relative;
    padding-bottom: 4px;
}
.link-arrow::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}
.link-arrow:hover::after {
    transform: scaleX(1);
}

/* Section transitions */
section {
    position: relative;
}
section + section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

/* Sparkle elements */
.sparkle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 0 10px white, 0 0 20px var(--accent-pink);
    animation: sparkle-twinkle 3s ease-in-out infinite;
}
@keyframes sparkle-twinkle {
    0%, 100% { opacity: 0; transform: scale(0); }
    50% { opacity: 1; transform: scale(1); }
}
.sparkle.s1 { top: 15%; right: 25%; animation-delay: 0s; }
.sparkle.s2 { top: 45%; right: 8%; animation-delay: 1s; }
.sparkle.s3 { top: 70%; right: 30%; animation-delay: 2s; }
.sparkle.s4 { top: 25%; left: 30%; animation-delay: 0.5s; }
.sparkle.s5 { top: 60%; left: 15%; animation-delay: 1.5s; }

/* Better focus states for accessibility */
a:focus-visible, button:focus-visible {
    outline: 2px solid var(--accent-pink);
    outline-offset: 4px;
    border-radius: 4px;
}

/* Smooth section transitions on scroll */
@media (prefers-reduced-motion: no-preference) {
    .work-item, .project-card, .skill-card, .timeline-card, .publication-card, .teaching-card, .badge-card {
        will-change: transform;
    }
}

@media (max-width: 768px) {
    .marquee-item { font-size: 1.1rem; }
    .marquee-track { gap: 2rem; }
    .spotlight { display: none; }
}

/* ============================================
   V3 ENHANCEMENTS
   ============================================ */

/* Particle Network Canvas */
.particle-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    opacity: 0.7;
}

/* Big Background Text */
.bg-text {
    position: absolute;
    bottom: -2rem;
    left: 0;
    right: 0;
    font-family: var(--font-display);
    font-size: clamp(8rem, 22vw, 22rem);
    font-weight: 900;
    line-height: 0.85;
    letter-spacing: -8px;
    text-align: center;
    color: transparent;
    -webkit-text-stroke: 1px rgba(184, 122, 255, 0.06);
    white-space: nowrap;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* Status Pill - Live indicator */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 0.5rem 1.1rem;
    background: rgba(30, 229, 160, 0.1);
    border: 1px solid rgba(30, 229, 160, 0.3);
    border-radius: 50px;
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
    color: var(--accent-green);
    font-family: var(--font-mono);
    backdrop-filter: blur(10px);
    width: fit-content;
}
.status-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    position: relative;
}
.status-dot::after {
    content: '';
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    background: var(--accent-green);
    opacity: 0.4;
    animation: status-pulse 1.8s ease-out infinite;
}
@keyframes status-pulse {
    0% { transform: scale(1); opacity: 0.6; }
    100% { transform: scale(2.5); opacity: 0; }
}

/* Terminal Code Window */
.code-window {
    background: rgba(15, 14, 23, 0.85);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4),
                0 0 60px rgba(184, 122, 255, 0.1);
    font-family: var(--font-mono);
    margin-top: 2rem;
    max-width: 550px;
}
.code-header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.8rem 1rem;
    background: rgba(20, 18, 32, 0.6);
    border-bottom: 1px solid var(--border-color);
}
.code-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}
.code-dot.red { background: #ff5f56; }
.code-dot.yellow { background: #ffbd2e; }
.code-dot.green { background: #27c93f; }
.code-title {
    margin-left: 12px;
    color: var(--text-muted);
    font-size: 0.78rem;
}
.code-body {
    padding: 1.25rem 1.5rem;
    font-size: 0.88rem;
    line-height: 1.7;
}
.code-line {
    color: var(--text-secondary);
    display: block;
}
.code-keyword { color: var(--accent-pink); }
.code-string { color: var(--accent-green); }
.code-prop { color: var(--accent-cyan); }
.code-fn { color: var(--accent-yellow); }
.code-comment { color: var(--text-muted); font-style: italic; }
.code-cursor {
    display: inline-block;
    width: 8px;
    height: 1em;
    background: var(--accent-pink);
    vertical-align: text-bottom;
    animation: blink 1s infinite;
}

/* Activity Heatmap */
.activity-section {
    padding: 6rem 0;
}
.heatmap-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 2rem;
    backdrop-filter: blur(10px);
    margin-top: 3rem;
}
.heatmap-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.heatmap-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-display);
    font-weight: 600;
}
.heatmap-title i { color: var(--accent-green); }
.heatmap-legend {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}
.legend-cells {
    display: flex;
    gap: 3px;
}
.legend-cell {
    width: 11px;
    height: 11px;
    border-radius: 3px;
}
.legend-cell.l0 { background: rgba(255, 255, 255, 0.05); }
.legend-cell.l1 { background: rgba(184, 122, 255, 0.3); }
.legend-cell.l2 { background: rgba(184, 122, 255, 0.55); }
.legend-cell.l3 { background: rgba(255, 92, 168, 0.7); }
.legend-cell.l4 { background: rgba(255, 92, 168, 1); box-shadow: 0 0 8px rgba(255, 92, 168, 0.5); }

.heatmap {
    display: grid;
    grid-template-columns: repeat(53, 1fr);
    gap: 3px;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}
.heat-cell {
    aspect-ratio: 1;
    border-radius: 3px;
    min-width: 11px;
    transition: transform 0.2s ease;
    cursor: pointer;
}
.heat-cell:hover {
    transform: scale(1.5);
    z-index: 2;
}

.heatmap-stats {
    display: flex;
    gap: 2rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    flex-wrap: wrap;
}
.heat-stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.heat-stat-num {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.heat-stat-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Bigger Hero Typography */
.hero-name {
    font-size: clamp(4rem, 12vw, 8.5rem) !important;
    letter-spacing: -4px !important;
}

/* Connection Lines Indicator */
.connection-info {
    position: absolute;
    top: 50%;
    right: 2rem;
    transform: translateY(-50%);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
    writing-mode: vertical-rl;
    letter-spacing: 4px;
    z-index: 2;
    text-transform: uppercase;
}
.connection-info .conn-line {
    display: inline-block;
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--accent-purple), transparent);
    margin-top: 1rem;
    vertical-align: middle;
}

/* Cursor trail dots */
.trail-dot {
    position: fixed;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-pink);
    pointer-events: none;
    z-index: 9998;
    opacity: 0;
    transition: opacity 0.4s ease;
}

/* Hero visual enhancement - holographic effect */
.profile-img-wrap::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: linear-gradient(135deg,
        rgba(184, 122, 255, 0.15) 0%,
        transparent 30%,
        transparent 70%,
        rgba(255, 92, 168, 0.15) 100%);
    pointer-events: none;
    mix-blend-mode: overlay;
}

/* Improved hero stats */
.stat-number {
    font-size: 2.75rem !important;
}

/* Connection visualization line */
.signal-line {
    position: absolute;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0.4;
    animation: signal-pulse 4s ease-in-out infinite;
}
.signal-line.s1 { top: 30%; left: 0; right: 0; animation-delay: 0s; }
.signal-line.s2 { top: 60%; left: 0; right: 0; animation-delay: 2s; }
@keyframes signal-pulse {
    0%, 100% { opacity: 0; transform: scaleX(0); }
    50% { opacity: 0.5; transform: scaleX(1); }
}

/* Section Header alignment */
.section-header-alt {
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 1rem;
}

@media (max-width: 768px) {
    .code-window { font-size: 0.78rem; }
    .heatmap { grid-template-columns: repeat(53, minmax(8px, 1fr)); }
    .heat-cell { min-width: 8px; }
    .connection-info { display: none; }
    .bg-text { font-size: 5rem; }
}