/* Reset and Base/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Screen Reader Only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1000;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 6px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #ffffff;
    overflow-x: hidden;
}

/* Text Overflow Prevention */
.hero-title,
.hero-subtitle,
.hero-description,
.section-title,
.section-description,
p, h1, h2, h3, h4, h5, h6 {
    word-wrap: break-word;
    word-break: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
}

/* Image Responsive Fixes */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container Text Overflow */
.container,
.nav-container,
.hero-container {
    overflow-wrap: break-word;
    word-break: break-word;
}

@keyframes backgroundShift {
    0%, 100% {
        background-position: 0% 50%, 100% 50%, 50% 50%, 0% 0%;
        filter: hue-rotate(0deg);
    }
    25% {
        background-position: 100% 25%, 0% 75%, 25% 75%, 25% 25%;
        filter: hue-rotate(15deg);
    }
    50% {
        background-position: 100% 50%, 0% 50%, 75% 25%, 100% 100%;
        filter: hue-rotate(30deg);
    }
    75% {
        background-position: 0% 75%, 100% 25%, 25% 75%, 75% 75%;
        filter: hue-rotate(15deg);
    }
}

html {
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation - Advanced Glassmorphism */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: 
        linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.9) 50%, rgba(51, 65, 85, 0.85) 100%),
        radial-gradient(ellipse at top, rgba(0, 245, 255, 0.05) 0%, transparent 70%);
    backdrop-filter: blur(40px) saturate(200%) brightness(1.1);
    border-bottom: 1px solid rgba(0, 245, 255, 0.2);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 0 80px rgba(0, 245, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.15),
        inset 0 -1px 0 rgba(0, 245, 255, 0.1);
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 0;
    margin: 0;
    width: 100%;
}

.navbar.scrolled {
    background: 
        linear-gradient(135deg, rgba(15, 23, 42, 0.98) 0%, rgba(30, 41, 59, 0.95) 50%, rgba(51, 65, 85, 0.92) 100%),
        radial-gradient(ellipse at top, rgba(0, 245, 255, 0.08) 0%, transparent 70%);
    backdrop-filter: blur(40px) saturate(200%);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.5),
        0 0 80px rgba(0, 245, 255, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2),
        inset 0 -1px 0 rgba(0, 245, 255, 0.15);
}

.navbar.scrolled .nav-link {
    color: #e2e8f0;
}

.navbar.scrolled .nav-logo a {
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.navbar.scrolled .lang-btn {
    color: #60a5fa;
    background: rgba(96, 165, 250, 0.1);
    border-color: rgba(96, 165, 250, 0.3);
}

.navbar.scrolled .lang-btn.active {
    background: linear-gradient(135deg, #00f5ff 0%, #0066ff 100%);
    color: #0a0a0a;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: #f8fafc;
    text-decoration: none;
    background: linear-gradient(135deg, #60a5fa, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: #e2e8f0;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    padding: 0.5rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #00f5ff, #0066ff);
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-link:hover {
    color: #60a5fa;
    background: rgba(96, 165, 250, 0.1);
    transform: translateY(-2px);
}

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

.language-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.lang-btn {
    padding: 0.5rem 0.75rem;
    background: rgba(96, 165, 250, 0.1);
    border: 1px solid rgba(96, 165, 250, 0.3);
    border-radius: 8px;
    color: #60a5fa;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(10px);
}

.lang-btn:hover {
    background: rgba(96, 165, 250, 0.2);
    border-color: rgba(96, 165, 250, 0.5);
    transform: translateY(-2px);
    color: #ffffff;
}

.lang-btn.active {
    background: linear-gradient(135deg, #00f5ff 0%, #0066ff 100%);
    color: #0a0a0a;
    border-color: transparent;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.bar {
    width: 25px;
    height: 2px;
    background: #ffffff;
    margin: 3px 0;
    transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
}

.hamburger.active .bar:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active .bar:nth-child(2) {
    opacity: 0;
}

.hamburger.active .bar:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section - Minimal Design */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: 
        radial-gradient(ellipse at top left, rgba(0, 245, 255, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(0, 102, 255, 0.05) 0%, transparent 50%),
        linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #0a0a0a 100%);
    background-attachment: fixed;
    animation: backgroundShift 20s ease-in-out infinite;
    color: #f8fafc;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(0, 245, 255, 0.08) 0%, transparent 60%),
        radial-gradient(circle at 70% 30%, rgba(0, 102, 255, 0.06) 0%, transparent 60%);
    pointer-events: none;
    animation: overlayShift 15s ease-in-out infinite;
}

@keyframes overlayShift {
    0%, 100% {
        opacity: 0.8;
        transform: scale(1);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: #00f5ff;
    text-shadow: 0 0 10px rgba(0, 245, 255, 0.3);
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1rem;
    line-height: 1.2;
    font-weight: 800;
    letter-spacing: -0.02em;
    position: relative;
    z-index: 3;
    color: #ffffff;
    text-shadow: 0 0 20px rgba(0, 245, 255, 0.3), 0 2px 4px rgba(0, 0, 0, 0.5);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-feature-settings: "kern" 1;
    font-variant-ligatures: common-ligatures;
    animation: glow 2s ease-in-out infinite alternate;
}

.highlight {
    background: linear-gradient(135deg, #00f5ff 0%, #0066ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 2;
    display: inline-block;
    filter: drop-shadow(0 0 15px rgba(0, 245, 255, 0.4));
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    opacity: 1;
    color: #e2e8f0;
    font-weight: 600;
    text-shadow: 0 0 15px rgba(0, 245, 255, 0.2), 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    color: #cbd5e1;
    line-height: 1.7;
    max-width: 500px;
    text-shadow: 0 0 10px rgba(0, 245, 255, 0.1), 0 2px 4px rgba(0, 0, 0, 0.3);
    font-weight: 400;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, #00f5ff 0%, #0066ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    filter: drop-shadow(0 0 10px rgba(0, 245, 255, 0.3));
}

.stat-label {
    font-size: 0.875rem;
    color: #e2e8f0;
    margin-top: 0.25rem;
    font-weight: 500;
    text-shadow: 0 0 8px rgba(0, 245, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 28px;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #00f5ff 0%, #0066ff 100%);
    color: #0a0a0a;
    box-shadow: 0 8px 32px rgba(0, 245, 255, 0.3);
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 245, 255, 0.4);
    filter: brightness(1.1);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    border-color: rgba(255, 255, 255, 0.3);
}

/* Profile Photo Styles */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.profile-photo {
    position: relative;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.2);
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 8px;
}

.profile-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    border-radius: 50%;
    transition: transform 0.3s ease;
    max-width: 100%;
    display: block;
}

.profile-photo:hover .profile-img {
    transform: scale(1.05);
}

.photo-glow {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(99, 102, 241, 0.1) 100%);
    border-radius: 50%;
    z-index: -1;
    filter: blur(20px);
    opacity: 0.7;
}

/* Responsive Design for Hero */
/* 4K and Ultra Wide Screens */
@media (min-width: 2560px) {
    .container {
        max-width: 2400px;
        padding: 0 4rem;
    }
    
    .hero-title {
        font-size: 6rem;
    }
    
    .hero-subtitle {
        font-size: 2.5rem;
    }
    
    .hero-description {
        font-size: 1.5rem;
        max-width: 800px;
    }
    
    .profile-photo {
        width: 450px;
        height: 450px;
    }
    
    .section-title {
        font-size: 4rem;
    }
    
    .section-description {
        font-size: 1.5rem;
        max-width: 800px;
    }
}

/* Extra Large Screens */
@media (min-width: 1400px) and (max-width: 2559px) {
    .container {
        max-width: 1400px;
        padding: 0 3rem;
    }
    
    .hero-title {
        font-size: 4.5rem;
    }
    
    .hero-subtitle {
        font-size: 2rem;
    }
    
    .hero-description {
        font-size: 1.25rem;
        max-width: 600px;
    }
    
    .profile-photo {
        width: 350px;
        height: 350px;
    }
    
    .section-title {
        font-size: 3.5rem;
    }
}

/* Large Screens */
@media (min-width: 1200px) and (max-width: 1399px) {
    .container {
        max-width: 1200px;
        padding: 0 2rem;
    }
    
    .hero-container {
        gap: 3rem;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-subtitle {
        font-size: 1.75rem;
    }
    
    .profile-photo {
        width: 320px;
        height: 320px;
    }
}

/* Medium-Large Screens */
@media (min-width: 992px) and (max-width: 1199px) {
    .container {
        max-width: 960px;
        padding: 0 1.5rem;
    }
    
    .hero-container {
        gap: 2.5rem;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .profile-photo {
        width: 280px;
        height: 280px;
    }
}

/* Tablet Landscape */
@media (min-width: 769px) and (max-width: 991px) {
    .container {
        max-width: 720px;
        padding: 0 1.5rem;
    }
    
    .hero-container {
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .profile-photo {
        width: 250px;
        height: 250px;
    }
}

/* Medium Screens */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
        overflow: hidden;
    }
    
    .hero-image {
        order: -1;
        overflow: hidden;
    }
    
    .profile-photo {
        width: 200px;
        height: 200px;
        max-width: 90vw;
        max-height: 90vw;
    }
    
    .hero-stats {
        justify-content: center;
        overflow: hidden;
    }
    
    .navbar {
        padding: 0.75rem 0;
    }
    
    .nav-container {
        padding: 0 20px;
        overflow: hidden;
    }
    
    /* Text overflow fixes for mobile */
    .hero-title {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
        line-height: 1.1;
        word-break: break-word;
        overflow-wrap: break-word;
    }
    
    .hero-subtitle {
        font-size: clamp(1rem, 4vw, 1.25rem);
        word-break: break-word;
    }
    
    .hero-description {
        font-size: clamp(0.9rem, 3vw, 1rem);
        word-break: break-word;
        max-width: 100%;
    }
}

/* Section Styles */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    padding: 2rem;
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%),
        rgba(0, 245, 255, 0.02);
    backdrop-filter: blur(20px) saturate(150%);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.section-header::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    background: 
        radial-gradient(circle, rgba(0, 245, 255, 0.3) 0%, rgba(0, 102, 255, 0.2) 50%, transparent 100%);
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.15;
    z-index: -1;
    animation: pulseGlow 3s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.15;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 0.25;
    }
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1rem;
    color: #00f5ff;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1rem;
    color: #ffffff;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* About Section */
.about {
    padding: 120px 0;
    background: #0a0a0a;
    position: relative;
}

/* Experience Timeline */
.experience-timeline {
    margin: 3rem 0;
    padding: 2rem;
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%),
        rgba(0, 245, 255, 0.02);
    backdrop-filter: blur(20px) saturate(150%);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.experience-timeline h4 {
    color: #ffffff;
    margin-bottom: 2rem;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 600;
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, #00f5ff 0%, #0066ff 100%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 2rem;
}

.timeline-marker {
    position: absolute;
    left: -2rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    background: linear-gradient(45deg, #00f5ff, #0066ff);
    border-radius: 50%;
    border: 3px solid #0a0a0a;
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.5);
    animation: timelinePulse 2s ease-in-out infinite;
}

@keyframes timelinePulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(0, 245, 255, 0.5);
    }
    50% {
        box-shadow: 0 0 30px rgba(0, 245, 255, 0.8);
    }
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(10px);
    border-color: rgba(0, 245, 255, 0.3);
}

.timeline-date {
    color: #00f5ff;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.timeline-content h5 {
    color: #ffffff;
    margin: 0.5rem 0;
    font-size: 1.2rem;
    font-weight: 600;
}

.timeline-content p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    font-size: 0.95rem;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 70% 20%, rgba(0, 102, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text {
    position: relative;
    z-index: 1;
}

.lead {
    font-size: 1.25rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.about-text p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.approach-items {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.approach-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.approach-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.approach-item i {
    font-size: 1.5rem;
    color: #00f5ff;
    margin-top: 0.25rem;
    flex-shrink: 0;
}

.approach-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.approach-item p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    line-height: 1.5;
}

.skills-section {
    position: relative;
    z-index: 1;
}

.skills-section h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: #ffffff;
    font-weight: 600;
}

/* Skills Showcase */
.skills-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
    perspective: 1000px;
}

.skill-category-card {
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%),
        rgba(0, 245, 255, 0.03);
    backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.skill-category-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #00f5ff, #0066ff);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.skill-category-card:hover {
    transform: translateY(-10px) rotateX(5deg) rotateY(5deg);
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.08) 100%),
        rgba(0, 245, 255, 0.05);
    border-color: rgba(0, 245, 255, 0.4);
    box-shadow: 
        0 20px 50px rgba(0, 0, 0, 0.4),
        0 10px 30px rgba(0, 245, 255, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.skill-category-card:hover::before {
    opacity: 1;
}

.skill-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #00f5ff, #0066ff);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 25px rgba(0, 245, 255, 0.3);
    transition: all 0.3s ease;
}

.skill-category-card:hover .skill-icon {
    transform: scale(1.1) rotateY(10deg);
    box-shadow: 0 12px 35px rgba(0, 245, 255, 0.5);
}

.skill-icon i {
    font-size: 1.8rem;
    color: #ffffff;
}

.skill-category-card h5 {
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.skill-tag {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.skill-category-card:hover .skill-tag {
    background: rgba(0, 245, 255, 0.1);
    border-color: rgba(0, 245, 255, 0.3);
    color: #ffffff;
}

.skill-level {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    position: relative;
}

.level-bar {
    height: 100%;
    background: linear-gradient(90deg, #00f5ff, #0066ff);
    border-radius: 3px;
    transition: all 1s ease;
    position: relative;
    overflow: hidden;
}

.level-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: skillShine 2s ease-in-out infinite;
}

@keyframes skillShine {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    perspective: 1000px;
}

.skill-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.04) 100%),
        rgba(0, 245, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 16px;
    backdrop-filter: blur(15px) saturate(150%);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.skill-item:hover {
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.06) 100%),
        rgba(0, 245, 255, 0.04);
    transform: translateY(-4px) scale(1.02);
    border-color: rgba(0, 245, 255, 0.3);
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.2),
        0 4px 15px rgba(0, 245, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.skill-item i {
    font-size: 1.5rem;
    color: #00f5ff;
    flex-shrink: 0;
}

.skill-item span {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
}

/* Experience Section */
.experience {
    padding: 120px 0;
    background: #0a0a0a;
    position: relative;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 80%, rgba(0, 245, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.tool-category {
    padding: 2rem;
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%),
        rgba(0, 245, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 20px;
    backdrop-filter: blur(25px) saturate(180%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.tool-category:hover {
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.08) 100%),
        rgba(0, 245, 255, 0.05);
    transform: translateY(-8px) rotateX(2deg);
    border-color: rgba(0, 245, 255, 0.3);
    box-shadow: 
        0 15px 40px rgba(0, 0, 0, 0.3),
        0 8px 25px rgba(0, 245, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.tool-category h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: #ffffff;
    font-weight: 600;
    text-align: center;
}

.tool-items {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.tool-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tool-item:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 245, 255, 0.3);
}

.tool-item i {
    font-size: 1.25rem;
    color: #00f5ff;
    flex-shrink: 0;
    width: 20px;
    text-align: center;
}

.tool-item span {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

/* Projects Section */
.projects {
    padding: 120px 0;
    background: #0a0a0a;
    position: relative;
}

.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 80% 20%, rgba(0, 102, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.project-card {
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%),
        rgba(0, 245, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 24px;
    overflow: hidden;
    backdrop-filter: blur(30px) saturate(180%);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    box-shadow: 
        0 10px 40px rgba(0, 0, 0, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.project-card.featured-project {
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.15), rgba(255, 0, 255, 0.1));
    border: 2px solid rgba(0, 255, 255, 0.3);
    box-shadow: 0 15px 50px rgba(0, 255, 255, 0.2);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #00f5ff, #0066ff);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover {
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.08) 100%),
        rgba(0, 245, 255, 0.04);
    transform: translateY(-12px) rotateX(3deg) rotateY(2deg);
    border-color: rgba(0, 245, 255, 0.4);
    box-shadow: 
        0 25px 60px rgba(0, 0, 0, 0.4),
        0 15px 40px rgba(0, 245, 255, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

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

/* Project Status */
.project-status {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding: 2rem 2rem 0;
}

.status-badge {
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.live {
    background: linear-gradient(135deg, #00ff88, #00cc6a);
    color: #000;
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
}

.status-badge.beta {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: #fff;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.status-badge.development {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: #fff;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.status-badge.research {
    background: linear-gradient(135deg, #f093fb, #f5576c);
    color: #fff;
    box-shadow: 0 4px 15px rgba(240, 147, 251, 0.3);
}

.project-year {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    font-weight: 500;
}

.project-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 2rem 2rem 1rem;
}

.project-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.project-icon i {
    font-size: 1.5rem;
    color: #00f5ff;
}

.project-meta {
    flex: 1;
}

.project-type {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-meta h3 {
    font-size: 1.25rem;
    color: #ffffff;
    font-weight: 600;
    margin-top: 0.25rem;
}

.project-card p {
    padding: 0 2rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.project-metrics {
    display: flex;
    gap: 1.5rem;
    padding: 0 2rem;
    margin-bottom: 1.5rem;
}

.metric {
    text-align: center;
}

.metric-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: #00f5ff;
    line-height: 1;
}

.metric-label {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0 2rem 1rem;
}

.tech-tag {
    background: rgba(0, 245, 255, 0.1);
    color: #00f5ff;
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(0, 245, 255, 0.2);
    transition: all 0.3s ease;
}

.tech-tag:hover {
    background: rgba(0, 245, 255, 0.2);
    border-color: rgba(0, 245, 255, 0.5);
    transform: translateY(-2px);
}

.tech-tag.ai {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    border-color: rgba(255, 107, 107, 0.5);
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.2);
    color: #fff;
}

.tech-tag.blockchain {
    background: linear-gradient(135deg, #feca57, #ff9ff3);
    border-color: rgba(254, 202, 87, 0.5);
    box-shadow: 0 4px 15px rgba(254, 202, 87, 0.2);
    color: #000;
}

.tech-tag.quantum {
    background: linear-gradient(135deg, #a29bfe, #6c5ce7);
    border-color: rgba(162, 155, 254, 0.5);
    box-shadow: 0 4px 15px rgba(162, 155, 254, 0.2);
    color: #fff;
}

.tech-tag.edge {
    background: linear-gradient(135deg, #00d2ff, #3a7bd5);
    border-color: rgba(0, 210, 255, 0.5);
    box-shadow: 0 4px 15px rgba(0, 210, 255, 0.2);
    color: #fff;
}

.tech-tag.biotech {
    background: linear-gradient(135deg, #11998e, #38ef7d);
    border-color: rgba(17, 153, 142, 0.5);
    box-shadow: 0 4px 15px rgba(17, 153, 142, 0.2);
    color: #fff;
}

/* Project Actions */
.project-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    padding: 0 2rem 2rem;
}

.project-actions .btn-secondary,
.project-actions .btn-outline {
    flex: 1;
    padding: 0.8rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 0.9rem;
    width: 100%;
}

.project-actions .btn-secondary {
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.2), rgba(255, 0, 255, 0.2));
    color: #fff;
    border: 1px solid rgba(0, 255, 255, 0.3);
}

.project-actions .btn-secondary:hover {
    background: linear-gradient(135deg, rgba(0, 255, 255, 0.3), rgba(255, 0, 255, 0.3));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 255, 255, 0.3);
}

.project-actions .btn-outline {
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.project-actions .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/* Blog Section */
.blog {
    padding: 120px 0;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
    position: relative;
    overflow: hidden;
}

.blog::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

/* Blog Filters */
.blog-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 3rem 0 4rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.filter-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    transform: translateY(-2px);
}

.filter-btn.active {
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-color: transparent;
    color: white;
    box-shadow: 0 8px 32px rgba(59, 130, 246, 0.3);
}

/* Blog Grid */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

/* Blog Card */
.blog-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
    position: relative;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.2);
}

.blog-card.featured {
    grid-column: span 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    min-height: 400px;
}

.blog-card.featured .blog-image {
    height: 100%;
}

.blog-card.featured .blog-content {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Blog Image */
.blog-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    z-index: 2;
}

.category-tag {
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.category-tag.strategy {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
}

.category-tag.research {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
}

.category-tag.analytics {
    background: linear-gradient(135deg, #f59e0b, #d97706);
    color: white;
}

.category-tag.leadership {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: white;
}

/* Blog Content */
.blog-content {
    padding: 2rem;
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.read-time {
    background: rgba(255, 255, 255, 0.1);
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-weight: 500;
}

.blog-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
    line-height: 1.4;
    transition: color 0.3s ease;
}

.blog-card:hover .blog-title {
    color: #3b82f6;
}

.blog-excerpt {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.blog-tag {
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #3b82f6;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.blog-link:hover {
    color: #60a5fa;
    transform: translateX(4px);
}

.blog-link i {
    transition: transform 0.3s ease;
}

.blog-link:hover i {
    transform: translateX(4px);
}

/* Blog Actions */
.blog-actions {
    text-align: center;
    margin-top: 3rem;
}

.load-more-btn {
    padding: 1rem 2rem;
    font-size: 1rem;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.load-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(59, 130, 246, 0.3);
}

/* Blog Responsive Design */
@media (max-width: 1200px) {
    .blog-card.featured {
        grid-column: span 1;
        display: block;
    }
    
    .blog-card.featured .blog-content {
        padding: 2rem;
    }
}

@media (max-width: 768px) {
    .blog {
        padding: 80px 0;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .blog-filters {
        gap: 0.5rem;
        margin: 2rem 0 3rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .blog-card.featured {
        grid-column: span 1;
        display: block;
    }
    
    .blog-content {
        padding: 1.5rem;
    }
    
    .blog-card.featured .blog-content {
        padding: 1.5rem;
    }
    
    .blog-title {
        font-size: 1.1rem;
    }
    
    .blog-image {
        height: 200px;
    }
}

@media (max-width: 480px) {
    .blog-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .blog-content {
        padding: 1rem;
    }
    
    .blog-card.featured .blog-content {
        padding: 1rem;
    }
    
    .blog-filters {
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 0.5rem;
    }
    
    .filter-btn {
        white-space: nowrap;
        flex-shrink: 0;
    }
}

/* Contact Section */
.contact {
    padding: 120px 0;
    background: #0a0a0a;
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 50% 50%, rgba(0, 245, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.contact-icon {
    width: 48px;
    height: 48px;
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 1.25rem;
    color: #00f5ff;
}

.contact-details h4 {
    font-size: 1rem;
    color: #ffffff;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-details span {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(0, 245, 255, 0.1);
    border: 1px solid rgba(0, 245, 255, 0.3);
    color: #00f5ff;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.social-link:hover {
    background: rgba(0, 245, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 245, 255, 0.3);
}

.contact-form {
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%),
        rgba(0, 245, 255, 0.03);
    backdrop-filter: blur(30px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 24px;
    padding: 2rem;
    box-shadow: 
        0 15px 50px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 14px 16px;
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.04) 100%),
        rgba(0, 245, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    font-size: 1rem;
    color: #ffffff;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(15px) saturate(150%);
    box-shadow: 
        0 4px 16px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: rgba(0, 245, 255, 0.6);
    background: 
        linear-gradient(135deg, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.06) 100%),
        rgba(0, 245, 255, 0.04);
    box-shadow: 
        0 8px 25px rgba(0, 0, 0, 0.2),
        0 0 30px rgba(0, 245, 255, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Footer */
.footer {
    background: #000000;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.7);
    padding: 3rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #00f5ff;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container,
    .about-grid,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .hero-visual {
        height: 300px;
        order: -1;
    }
    
    .tools-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        width: 100%;
        text-align: center;
        transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding: 2rem 0;
        gap: 1.5rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .container {
        padding: 0 20px;
    }
    
    .hero {
        padding-top: 100px;
    }
    
    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Small Tablet Portrait */
@media (min-width: 481px) and (max-width: 768px) {
    .nav-container,
    .container {
        padding: 0 20px;
    }
    
    .hero {
        padding-top: 95px;
    }
    
    .hero-title {
        font-size: clamp(2rem, 6vw, 2.8rem);
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: clamp(1.1rem, 4vw, 1.4rem);
    }
    
    .hero-description {
        font-size: clamp(0.95rem, 3vw, 1.1rem);
    }
    
    .profile-photo {
        width: 220px;
        height: 220px;
        max-width: 80vw;
        max-height: 80vw;
    }
    
    .hero-stats {
        gap: 1.5rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .btn {
        padding: 13px 24px;
        font-size: 0.95rem;
    }
}

/* Small Screens */
@media (max-width: 480px) {
    .nav-container,
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding-top: 90px;
    }
    
    .hero-title {
        font-size: clamp(1.8rem, 8vw, 2.5rem);
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: clamp(1rem, 5vw, 1.25rem);
    }
    
    .hero-description {
        font-size: clamp(0.9rem, 4vw, 1rem);
    }
    
    .hero-stats {
        gap: 1rem;
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .stat-item {
        flex: 1;
        min-width: 80px;
    }
    
    .stat-number {
        font-size: clamp(1.25rem, 6vw, 1.5rem);
    }
    
    .stat-label {
        font-size: clamp(0.7rem, 3vw, 0.75rem);
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 0.9rem;
        width: 100%;
        justify-content: center;
        min-height: 44px; /* Touch-friendly */
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .profile-photo {
        width: 180px;
        height: 180px;
        max-width: 70vw;
        max-height: 70vw;
    }
    
    .approach-items {
        gap: 1rem;
    }
    
    .approach-item {
        padding: 1rem;
    }
    
    .project-header {
        padding: 1.5rem 1.5rem 1rem;
    }
    
    .project-card p,
    .project-metrics,
    .project-tech {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    .project-tech {
        padding-bottom: 1.5rem;
    }
}

/* Extra Small Screens */
@media (max-width: 320px) {
    .nav-container,
    .container {
        padding: 0 12px;
    }
    
    .hero {
        padding-top: 85px;
    }
    
    .hero-title {
        font-size: clamp(1.5rem, 10vw, 2rem);
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: clamp(0.9rem, 6vw, 1.1rem);
    }
    
    .hero-description {
        font-size: clamp(0.8rem, 5vw, 0.95rem);
        line-height: 1.5;
    }
    
    .profile-photo {
        width: 150px;
        height: 150px;
        max-width: 60vw;
        max-height: 60vw;
    }
    
    .hero-stats {
        gap: 0.5rem;
        flex-direction: column;
        align-items: center;
    }
    
    .stat-item {
        width: 100%;
        max-width: 120px;
    }
    
    .stat-number {
        font-size: clamp(1rem, 8vw, 1.25rem);
    }
    
    .stat-label {
        font-size: clamp(0.65rem, 4vw, 0.7rem);
    }
    
    .btn {
        padding: 10px 16px;
        font-size: 0.85rem;
        min-height: 44px; /* Touch-friendly */
        width: 100%;
    }
    
    .hero-buttons {
        gap: 0.5rem;
    }
    
    .navbar {
        padding: 0.5rem 0;
    }
    
    .nav-menu {
        padding: 1.5rem 0;
        gap: 1rem;
    }
    
    .nav-link {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
}

/* Scroll Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease-out;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #00f5ff 0%, #0066ff 100%);
    color: #0a0a0a;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    box-shadow: 0 8px 25px rgba(0, 245, 255, 0.3);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 245, 255, 0.4);
}

/* Loading Animation */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* Product Management Showcase */
.pm-methodologies {
    margin: 4rem 0;
}

.pm-methodologies h4 {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 3rem;
    text-align: center;
    background: linear-gradient(135deg, #00f5ff, #0066ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.methodology-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.methodology-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(15px);
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
}

.methodology-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 245, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.methodology-card i {
    font-size: 2rem;
    color: #00f5ff;
    margin-bottom: 1rem;
    display: block;
}

.methodology-card h5 {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.methodology-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0;
}

/* Success Stories */
.success-stories {
    margin: 4rem 0;
}

.success-stories h4 {
    font-size: 1.5rem;
    color: #ffffff;
    margin-bottom: 3rem;
    text-align: center;
    background: linear-gradient(135deg, #00f5ff, #0066ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.stories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.story-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 2rem;
    backdrop-filter: blur(15px);
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
}

.story-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(0, 245, 255, 0.2);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.story-card i {
    font-size: 2rem;
    color: #00f5ff;
    margin-bottom: 1rem;
    display: block;
}

.story-card h5 {
    font-size: 1.1rem;
    color: #ffffff;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.story-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    line-height: 1.4;
    margin: 0;
}

/* Responsive adjustments for PM showcase */
@media (max-width: 768px) {
    .methodology-grid,
    .stories-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .methodology-card,
    .story-card {
        padding: 1.5rem;
    }
    
    .pm-methodologies,
    .success-stories {
        margin: 3rem 0;
    }
}