/* Modern CSS Variables - Enhanced Color Palette */
:root {
    /* Primary Colors - More sophisticated palette */
    --primary-color: #667eea;
    --primary-dark: #5a67d8;
    --primary-light: #a78bfa;
    --secondary-color: #f093fb;
    --accent-color: #4facfe;
    --success-color: #10b981;
    
    /* Enhanced Text Colors */
    --text-color: #2d3748;
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-light: #718096;
    --text-muted: #a0aec0;
    --light-text: #f7fafc;
    
    /* Background Colors */
    --background-color: #ffffff;
    --light-bg: #f7fafc;
    --dark-bg: #1a202c;
    --surface: #ffffff;
    --surface-light: #f7fafc;
    --bg-glass: rgba(255, 255, 255, 0.25);
    --bg-glass-dark: rgba(45, 55, 72, 0.25);
    
    /* Border Colors */
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    
    /* Enhanced Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-warm: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
    --gradient-cool: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    
    /* Enhanced Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
    --shadow-2xl: 0 25px 80px rgba(0, 0, 0, 0.2);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);
    
    /* Enhanced Transitions */
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-medium: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border Radius */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-2xl: 32px;
    --border-radius-full: 50%;
}

/* Enhanced Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--text-primary);
    line-height: 1.6;
    background-color: var(--background-color);
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

/* Enhanced Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Enhanced Container Styles */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Modern Section Styling */
section {
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

section:nth-child(even) {
    background: linear-gradient(135deg, var(--light-bg) 0%, rgba(247, 250, 252, 0.5) 100%);
}

section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(102, 126, 234, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(240, 147, 251, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

/* Modern Section Dividers */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
    margin: 3rem 0;
}

/* Enhanced Section Titles */
.section-title {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
}

.section-title h2 {
    position: relative;
    display: inline-block;
    padding-bottom: 1rem;
    color: var(--text-primary);
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-top: 1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

/* Enhanced Hero Section */
.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    min-height: 80vh;
    padding: 2rem 0;
}

.hero-text {
    animation: slideInLeft 1s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-text h4 {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.hero-text h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, 
        #ffffff 0%, 
        #f0e6ff 25%,
        #d6c7ff 50%,
        #c0a8ff 75%,
        #a888ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 
        0 2px 8px rgba(255, 255, 255, 0.3),
        0 4px 16px rgba(168, 136, 255, 0.2);
    animation: fadeInUp 1s ease-out 0.4s both;
    position: relative;
    z-index: 2;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    font-weight: 500;
    line-height: 1.6;
    animation: fadeInUp 1s ease-out 0.6s both;
}

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

/* Enhanced Hero Tags */
.hero-tags {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.tag {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-xl);
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-medium);
}

.tag:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Enhanced Hero Buttons */
.hero-buttons {
    display: flex;
    gap: 1rem;
    animation: fadeInUp 1s ease-out 1s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-medium);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-md);
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition-slow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-lg);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow), var(--shadow-xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    backdrop-filter: blur(20px);
}

.btn-secondary:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow), var(--shadow-xl);
}

/* Fix Projects CTA Button Hover Effects */
.projects-cta .btn-secondary {
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--border-color);
}

.projects-cta .btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* CTA Buttons specific styling */
.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.cta-buttons .btn-primary {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    backdrop-filter: blur(20px);
}

.cta-buttons .btn-primary:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow), var(--shadow-xl);
}

.cta-buttons .btn-secondary {
    background: rgba(255, 255, 255, 0.9);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    backdrop-filter: blur(20px);
}

.cta-buttons .btn-secondary:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow), var(--shadow-xl);
}

/* Enhanced Hero Image */
.hero-image {
    position: relative;
    animation: slideInRight 1s ease-out 0.5s both;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-container img {
    width: 350px;
    height: 350px;
    border-radius: var(--border-radius-full);
    object-fit: cover;
    box-shadow: var(--shadow-2xl);
    border: 6px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(20px);
    transition: var(--transition-medium);
}

.image-container img:hover {
    transform: scale(1.05) rotate(2deg);
    box-shadow: var(--shadow-glow), var(--shadow-2xl);
}

/* Enhanced Header Styles */
header {
    background: var(--gradient-primary);
    min-height: 100vh;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
}

header::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
    z-index: 0;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.header-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Enhanced Modern Navigation */
.modern-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-xl);
    margin-bottom: 3rem;
    transition: var(--transition-medium);
}

.modern-nav:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

/* Menu Toggle styling */
.menu-toggle {
    display: none; /* Hidden by default, shown in mobile view */
    cursor: pointer;
    color: var(--text-primary);
    font-size: 1.5rem;
    transition: color 0.3s ease;
}

.menu-toggle:hover {
    color: var(--primary-color);
}

.menu-toggle:hover,
.menu-toggle:focus,
.menu-toggle:active {
    transform: scale(1.1);
    background-color: var(--primary-color);
    color: white;
}

.menu-toggle i {
    pointer-events: none; /* Memastikan click event sampai ke button */
    line-height: 1;
}

@media (max-width: 768px) {
    body.menu-open {
        overflow: hidden; /* Prevent scrolling when menu is open */
    }
}

/* Enhanced Header Logo Styling */
.logo .logo-container {
    position: relative;
    display: inline-block;
    padding: 0.5rem;
    animation: logoFloat 3s ease-in-out infinite;
    transition: var(--transition-medium);
    background-color: transparent; /* Ensure transparent background */
    border: none;
    box-shadow: none;
}

.logo .logo-container:hover {
    animation-play-state: paused;
    transform: scale(1.05);
    border: none;
    box-shadow: none;
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-8px) rotate(1deg);
    }
}

.logo h2 {
    position: relative;
    z-index: 1;
    font-size: 1.75rem;
    font-weight: 800;
    background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: var(--transition-medium);
    margin: 0;
    animation: logoTextGlow 4s ease-in-out infinite;
}

@keyframes logoTextGlow {
    0%, 100% {
        text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
    }
    50% {
        text-shadow: 0 0 20px rgba(255, 255, 255, 0.6), 0 0 30px rgba(102, 126, 234, 0.4);
    }
}

.logo-shape {
    position: absolute;
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    top: 50%;
    left: -5px;
    transform: translateY(-50%) rotate(45deg);
    z-index: -1;
    animation: pulse 4s ease-in-out infinite;
    backdrop-filter: blur(10px);
}

@keyframes pulse {
    0%, 100% { 
        transform: translateY(-50%) rotate(45deg) scale(1);
        opacity: 0.7;
    }
    50% { 
        transform: translateY(-50%) rotate(45deg) scale(1.1);
        opacity: 1;
    }
}

.accent-dot {
    color: var(--secondary-color);
    filter: drop-shadow(0 0 10px rgba(240, 147, 251, 0.5));
    animation: pulseDot 2s ease-in-out infinite;
}

@keyframes pulseDot {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.7; }
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 30px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 30px;
}

/* Enhanced Navigation Links */
.nav-links {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    margin: 0;
    padding: 0;
}

.nav-button {
    position: relative;
    display: flex;
    align-items: center;
    padding: 0.75rem 1.25rem;
    text-decoration: none;
    color: rgba(255, 255, 255, 0.9);
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-xl);
    font-weight: 500;
    transition: var(--transition-medium);
    overflow: hidden;
    z-index: 1;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    gap: 0.5rem;
    font-size: 0.9rem;
}

.nav-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-secondary);
    transition: var(--transition-medium);
    z-index: -1;
}

.nav-button:hover::before {
    left: 0;
}

.nav-button:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.nav-icon {
    font-size: 1rem;
    transition: var(--transition-medium);
}

.nav-button:hover .nav-icon {
    transform: translateY(-3px);
    color: white;
}

.nav-button.active .nav-icon {
    color: white;
}

/* Special animations for section titles */
.section-title h2 {
    position: relative;
    display: inline-block;
    z-index: 1;
}

.section-title h2:before {
    content: '';
    position: absolute;
    width: 100%;
    height: 15px;
    bottom: 5px;
    left: 0;
    background-color: rgba(37, 99, 235, 0.1);
    z-index: -1;
    transform: skew(-15deg);
}

/* Hover effect for interest items */
.interests li, .vision-content li {
    transition: var(--transition-fast);
    padding: 10px 10px 10px 30px;
    border-radius: 5px;
}

.interests li:hover, .vision-content li:hover {
    background-color: rgba(37, 99, 235, 0.05);
    transform: translateX(10px);
}

.interests li i, .vision-content li i {
    transition: var(--transition-fast);
}

.interests li:hover i, .vision-content li:hover i {
    color: var(--accent-color);
    transform: scale(1.2);
}

/* About Section */
.about {
    background-color: var(--background-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: start;
}

.about-image {
    flex: 1;
}

.about-image .image-wrapper {
    position: relative;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    transition: var(--transition-medium);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    padding: 2rem;
    transform: translateY(100%);
    transition: var(--transition-medium);
}

.about-image:hover .image-overlay {
    transform: translateY(0);
}

.tech-badges {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tech-badge {
    background: var(--accent-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-md);
    font-size: 0.75rem;
    font-weight: 600;
}

.about-text {
    flex: 1.5;
}

.about-text h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-color);
}

.about-text p {
    margin-bottom: 20px;
}

.intro-text {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin: 2rem 0;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--surface-light);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-fast);
}

.info-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.info-item i {
    width: 40px;
    height: 40px;
    background: var(--gradient-primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.info-item .label {
    font-weight: 600;
    color: var(--text-color);
    display: block;
}

.info-item .value {
    color: var(--text-light);
    font-size: 0.9rem;
}

.interests-highlight h4 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.interest-tags {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.interest-tag {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    border: 2px solid var(--border-color);
    color: var(--text-color);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-lg);
    font-weight: 500;
    transition: var(--transition-fast);
}

.interest-tag:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: white;
}

.interest-tag i {
    color: var(--primary-color);
    transition: var(--transition-fast);
}

.interest-tag:hover i {
    color: white;
}

/* Education Timeline */
.timeline-section {
    margin-bottom: 4rem;
}

.subsection-title {
    font-size: 1.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-primary);
    position: relative;
    padding-bottom: 1rem;
}

.subsection-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
    border-radius: 2px;
    box-shadow: 0 0 20px rgba(74, 144, 226, 0.3);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
    text-align: right;
    padding-right: 3rem;
}

.timeline-item:nth-child(even) .timeline-content {
    padding-left: 3rem;
}

.timeline-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.3);
    z-index: 2;
    position: relative;
    border: 4px solid white;
    transition: var(--transition-medium);
}

.timeline-icon:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 35px rgba(74, 144, 226, 0.4);
}

.timeline-content {
    flex: 1;
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-medium);
}

.timeline-content:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.timeline-content h4 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.timeline-date {
    background: var(--gradient-accent);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1rem;
}

.timeline-content h5 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.course-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.course-tag {
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
    color: var(--text-secondary);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: var(--transition-medium);
}

.course-tag:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(74, 144, 226, 0.3);
}

/* Activities Grid */
.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.activity-card {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-medium);
}

.activity-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

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

.activity-header i {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.activity-header h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
}

.activity-date {
    background: var(--surface-light);
    color: var(--text-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1rem;
}

/* Projects Section */
.projects {
    background: var(--surface-light);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background: white;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
}

.project-image {
    position: relative;
    height: 200px;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.project-icon {
    font-size: 4rem;
    color: white;
    transition: var(--transition-medium);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-medium);
}

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

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    width: 50px;
    height: 50px;
    background: white;
    color: var(--text-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition-fast);
}

.project-link:hover {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.project-content {
    padding: 2rem;
}

.project-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.project-tech {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.tech-tag {
    background: var(--surface-light);
    color: var(--text-color);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-md);
    font-size: 0.75rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
}

.projects-cta {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
}

/* Philosophy Section */
.philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.philosophy-item {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
}

.philosophy-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.philosophy-item i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.philosophy-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.tools-expertise {
    background: white;
    padding: 3rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
}

.tools-expertise h3 {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-color);
}

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

.tool-category h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.tool-category i {
    color: var(--primary-color);
}

.tool-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tool-tags span {
    background: var(--surface-light);
    color: var(--text-color);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    border: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.tool-tags span:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Enhanced Skills Section */
.skills-section {
    margin-bottom: 4rem;
}

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

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
}

.skill-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.skill-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.skill-header i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.skill-header h4 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
}

.skill-item {
    margin-bottom: 1.5rem;
}

.skill-item span {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.skill-bar {
    height: 8px;
    background: var(--surface-light);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-md);
    transition: width 1s ease;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Language Skills */
.language-skills {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.language-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem;
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-fast);
}

.language-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.language-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.language-info i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.proficiency-level {
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 600;
}

.proficiency-level.native {
    background: var(--gradient-accent);
    color: white;
}

.proficiency-level.beginner {
    background: var(--gradient-secondary);
    color: white;
}

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

.cert-category {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
}

.cert-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.cert-category h4 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--text-color);
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--border-color);
}

.cert-category i {
    color: var(--primary-color);
}

.cert-list {
    list-style: none;
}

.cert-list li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.9rem;
    color: var(--text-light);
    position: relative;
    padding-left: 1.5rem;
}

.cert-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

.cert-list li:last-child {
    border-bottom: none;
}

/* Vision Section */
.vision-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
    color: var(--text-light);
}

.goals-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.goal-item {
    text-align: center;
    padding: 2.5rem 2rem;
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.goal-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
}

.goal-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.goal-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.goal-item h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.career-aspirations {
    background: white;
    padding: 3rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
}

.career-aspirations h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    color: var(--text-color);
}

.aspirations-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.aspiration-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--surface-light);
    border-radius: var(--border-radius-lg);
    transition: var(--transition-fast);
}

.aspiration-item:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(4px);
}

.aspiration-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    transition: var(--transition-fast);
}

.aspiration-item:hover i {
    color: white;
}

/* Enhanced Contact Section */
.contact-intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
    font-size: 1.1rem;
    color: var(--text-light);
}

.contact-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.contact-card {
    text-decoration: none;
    color: inherit;
    display: block;
    transition: var(--transition-medium);
}

.contact-card:hover {
    transform: translateY(-4px);
}

.contact-item {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.contact-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

.contact-card:hover .contact-item {
    box-shadow: var(--shadow-xl);
}

.pulse-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.contact-item h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

.contact-link {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    display: block;
}

.contact-type {
    background: var(--gradient-accent);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-md);
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
}

.location-card .contact-item {
    background: white;
    color: var(--text-color);
}

.location-card .pulse-icon {
    color: var(--primary-color);
}

/* Modern Contact Form */
.modern-form {
    background: white;
    padding: 2.5rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
}

.modern-form h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text-color);
}

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

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--surface-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: white;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-group label {
    position: absolute;
    top: -0.5rem;
    left: 1rem;
    background: white;
    color: var(--text-light);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0 0.5rem;
    pointer-events: none;
}

/* Contact Form Success and Error Messages */
.success-message, .error-message {
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    text-align: center;
    opacity: 0;
    transition: opacity 0.5s ease;
    margin-top: 1rem;
}

.success-message {
    border-left: 4px solid var(--success-color);
}

.error-message {
    border-left: 4px solid #ef4444;
}

.success-message i {
    font-size: 3rem;
    color: var(--success-color);
    margin-bottom: 1rem;
}

.error-message i {
    font-size: 3rem;
    color: #ef4444;
    margin-bottom: 1rem;
}

.success-message h3, .error-message h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.success-message p, .error-message p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.error-message a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.error-message a:hover {
    text-decoration: underline;
}

/* Enhanced Footer */
footer {
    background: var(--gradient-primary);
    color: var(--light-text);
    padding: 3rem 0 1rem;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.2) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
    z-index: 0;
}

.footer-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.footer-logo h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
}

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

.footer-logo p {
    color: var(--text-muted);
}

.social-media {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--light-text);
    text-decoration: none;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-lg);
    transition: var(--transition-fast);
    border: 1px solid var(--border-color);
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
    position: relative;
    z-index: 1;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Education Timeline Layout Improvements */
.education-content-wrapper {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.education-text {
    flex: 1;
}

.education-image {
    flex-shrink: 0;
}

.university-logo {
    width: 140px;
    height: 140px;
    object-fit: cover;
    border-radius: 50%; /* Keep circular logos on desktop */
    background: white;
    padding: 0.25rem;
    box-shadow: var(--shadow-md);
    border: 3px solid var(--primary-color);
    transition: var(--transition-medium);
}

/* Timeline item specific layouts for proper image positioning */
.timeline-item:nth-child(odd) .education-content-wrapper {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(even) .education-content-wrapper {
    flex-direction: row;
}

/* Ensure proper alignment for timeline items */
.timeline-item:nth-child(odd) .education-text {
    text-align: right;
}

.timeline-item:nth-child(even) .education-text {
    text-align: left;
}

/* University link styles */
.university-link {
    display: inline-block;
    transition: var(--transition-medium);
    border-radius: 50%;
    padding: 4px;
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
}

.university-link:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 30px rgba(74, 144, 226, 0.3);
}

.university-link:hover .university-logo {
    transform: scale(1.05);
}

/* Improved education text layout */
.education-text h4 {
    color: var(--text-primary);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.education-text h5 {
    color: var(--primary-color);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.education-text p {
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
    line-height: 1.6;
}

.education-text .timeline-date {
    display: inline-block;
    background: var(--gradient-primary);
    color: white;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.2);
}

/* Enhanced Scroll Reveal Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.scroll-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Staggered Animations */
.scroll-reveal:nth-child(1) { transition-delay: 0.1s; }
.scroll-reveal:nth-child(2) { transition-delay: 0.2s; }
.scroll-reveal:nth-child(3) { transition-delay: 0.3s; }
.scroll-reveal:nth-child(4) { transition-delay: 0.4s; }
.scroll-reveal:nth-child(5) { transition-delay: 0.5s; }
.scroll-reveal:nth-child(6) { transition-delay: 0.6s; }

/* Glass Morphism Cards */
.glass-card {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-medium);
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: translateY(-5px);
    box-shadow: var(--shadow-2xl);
}

/* Modern Card Styles */
.modern-card {
    background: white;
    border-radius: var(--border-radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-medium);
    position: relative;
    overflow: hidden;
}

.modern-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
}

.modern-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-color);
}

/* Enhanced Gradient Text */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

/* Enhanced Floating Elements */
.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-icon {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: var(--border-radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: float 6s ease-in-out infinite;
    animation-delay: var(--delay);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* Position floating icons around the image */
.floating-icon:nth-child(1) { top: 10%; left: 15%; }
.floating-icon:nth-child(2) { top: 20%; right: 10%; }
.floating-icon:nth-child(3) { top: 45%; left: 5%; }
.floating-icon:nth-child(4) { top: 60%; right: 5%; }
.floating-icon:nth-child(5) { bottom: 20%; left: 20%; }
.floating-icon:nth-child(6) { bottom: 15%; right: 15%; }
.floating-icon:nth-child(7) { bottom: 35%; left: 10%; }
.floating-icon:nth-child(8) { top: 35%; right: 15%; }

/* Enhanced Responsive Design */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: clamp(2rem, 4vw, 3rem);
    }
    
    .image-container img {
        width: 280px;
        height: 280px;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    .about-content {
        display: flex;
        flex-direction: column;
        gap: 2rem;
        align-items: center;
    }
    
    .about-image, .about-text {
        width: 100%;
    }
    
    .about-image .image-wrapper {
        margin: 0 auto;
    }
    
    .timeline-section {
        padding-left: 1rem;
    }
    
    .philosophy-grid,
    .projects-grid,
    .activities-grid {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    /* Navigation */
    .menu-toggle {
        display: flex !important;
        align-items: center;
        justify-content: center;
        position: fixed;
        right: 1.5rem;
        top: 1.5rem;
        font-size: 1.5rem;
        cursor: pointer;
        z-index: 1000;
        background: none;
        border: none;
        outline: none;
        color: var(--text-primary);
        width: 45px;
        height: 45px;
        padding: 0;
        border-radius: 50%;
        background-color: rgba(255, 255, 255, 0.95);
        box-shadow: 0 3px 15px rgba(0, 0, 0, 0.2);
        background-color: rgba(255, 255, 255, 0.9);
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    }
    
    .modern-nav {
        position: relative;
        padding: 1.5rem;
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--background-color);
        box-shadow: var(--shadow-lg);
        z-index: 99;
        flex-direction: column;
        padding: 6rem 2rem 2rem;
        transition: all 0.3s ease-in-out;
        gap: 1rem;
        display: flex;
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        width: 100%;
    }
    
    .nav-button {
        justify-content: flex-start;
        padding: 0.75rem 1rem;
        width: 100%;
    }
    
    /* Hero Section */
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
        margin: 0.5rem 0;
    }
    
    /* General Sections */
    section {
        padding: 4rem 0;
    }
    
    .floating-icon:nth-child(n+5) {
        display: none;
    }
    
    /* Layout Adjustments */
    .philosophy-grid,
    .projects-grid,
    .activities-grid,
    .contact-grid,
    .certifications-grid,
    .skills-grid,
    .tools-grid {
        grid-template-columns: 1fr;
    }
    
    /* Education Sections */
    .education-content-wrapper {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .education-text {
        width: 100%;
    }
    
    .education-image {
        width: 100%;
        margin-top: 1rem;
        text-align: center;
    }
    
    .university-logo {
        max-width: 120px;
    }
    
    /* Fix course tags */
    .course-tags {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .course-tag {
        margin: 0;
        margin-right: 0.5rem;
        margin-bottom: 0.5rem;
        font-size: 0.8rem;
        padding: 0.3rem 0.6rem;
    }
}

/* Mobile fixes for Education/Timeline section */
@media (max-width: 768px) {
    /* Timeline adjustments */
    .timeline::before {
        left: 30px;
        transform: none;
    }
    
    .timeline-item {
        flex-direction: row !important;
        margin-bottom: 2rem;
    }
    
    .timeline-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
        position: absolute;
        left: 5px;
        margin-left: 0;
    }
    
    .timeline-content {
        width: 100%;
        margin-left: 60px;
        padding: 1.5rem;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        text-align: left;
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
    
    .education-content-wrapper {
        flex-direction: column;
        text-align: left;
    }
    
    .education-text {
        width: 100%;
        text-align: left !important; /* Override the alternate text alignment */
        margin-bottom: 1rem;
    }
    
    .education-image {
        width: 100%;
        display: flex;
        justify-content: center;
        margin-top: 1rem;
        text-align: center;
    }
    
    .university-logo {
        max-width: 120px;
    }
    
    /* Fix course tags */
    .course-tags {
        flex-wrap: wrap;
        gap: 0.5rem;
    }
    
    .course-tag {
        margin: 0;
        margin-right: 0.5rem;
        margin-bottom: 0.5rem;
        font-size: 0.8rem;
        padding: 0.3rem 0.6rem;
    }
}

/* Menu Overlay */
.menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(3px);
    z-index: 95;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.menu-overlay.active {
    display: block;
    opacity: 1;
}

/* Body scrolling prevention when menu is open */
body.menu-open {
    overflow: hidden;
}

/* Better touch targets for mobile navigation */
@media (max-width: 768px) {
    .nav-links li a {
        padding: 12px 15px;
        margin: 5px 0;
        border-radius: 8px;
    }
    
    .nav-links li a:active {
        background-color: rgba(102, 126, 234, 0.1);
    }
    
    .menu-toggle i {
        pointer-events: none; /* Memastikan click event sampai ke button */
    }
}

/* Improved logo styling for mobile */
@media (max-width: 768px) {
    .university-logo {
        width: 100px;
        height: 100px;
        border-radius: var(--border-radius-md);
        box-shadow: var(--shadow-lg);
        border: none;
        transition: all 0.3s ease;
    }
    
    .education-image {
        margin-top: 1.5rem;
    }
    
    .university-link {
        display: inline-block;
        padding: 8px;
        background-color: white;
        border-radius: var(--border-radius-md);
        box-shadow: var(--shadow-md);
        border: 2px solid var(--primary-color);
        transition: all 0.3s ease;
    }
    
    .university-link:hover {
        transform: translateY(-5px);
        box-shadow: var(--shadow-lg);
    }
}

/* Education section logo container styling */
.education-image .logo-container {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    border-radius: var(--border-radius-md);
    padding: 5px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.education-image .logo-container:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
    /* Only target education section logo containers */
    .education-image .logo-container {
        width: 110px;
        height: 110px;
        border-radius: var(--border-radius-md); /* Square corners for mobile */
        background-color: white;
        padding: 5px;
        border: 2px solid var(--primary-color);
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0 auto;
        box-shadow: var(--shadow-lg);
    }
    
    .university-link {
        display: block;
        text-align: center;
        border-radius: var(--border-radius-md); /* Square link container */
        background: none; /* Remove gradient background */
    }
    
    .university-logo {
        width: 100%;
        height: 100%;
        object-fit: contain;
        border-radius: var(--border-radius-sm); /* Square image for mobile */
        border: none;
        box-shadow: none;
    }
}

/* Header Logo specific fixes for mobile */
@media (max-width: 768px) {
    .logo .logo-container {
        background-color: transparent;
        border: none;
        box-shadow: none;
        width: auto;
        height: auto;
        padding: 0.5rem;
    }
    
    .logo h2 {
        background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
        -webkit-background-clip: text;
        background-clip: text;
        -webkit-text-fill-color: transparent;
        font-size: 1.5rem;
        text-shadow: none;
    }
}