/* ======================================
   ROOT VARIABLES & DESIGN TOKENS
   ====================================== */
:root {
    /* Colors - Dark Theme */
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-tertiary: #1a1f35;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-card-hover: rgba(26, 31, 53, 0.9);
    
    /* Accent Colors */
    --accent-primary: #06b6d4;
    --accent-secondary: #8b5cf6;
    --accent-tertiary: #ec4899;
    --accent-green: #10b981;
    --accent-gold: #f59e0b;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #06b6d4, #8b5cf6);
    --gradient-secondary: linear-gradient(135deg, #8b5cf6, #ec4899);
    --gradient-accent: linear-gradient(135deg, #06b6d4, #10b981);
    --gradient-hero: linear-gradient(135deg, rgba(6, 182, 212, 0.1), rgba(139, 92, 246, 0.1));
    
    /* Text */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-accent: #06b6d4;
    
    /* Borders */
    --border-color: rgba(148, 163, 184, 0.1);
    --border-hover: rgba(6, 182, 212, 0.3);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 30px rgba(6, 182, 212, 0.15);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
}

/* ======================================
   RESET & BASE
   ====================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

::selection {
    background: rgba(6, 182, 212, 0.3);
    color: var(--text-primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

/* ======================================
   CURSOR GLOW EFFECT
   ====================================== */
.cursor-glow {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.06), transparent 70%);
    pointer-events: none;
    z-index: 0;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s;
}

/* ======================================
   PARTICLE CANVAS
   ====================================== */
#particleCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

/* ======================================
   CONTAINER
   ====================================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

/* ======================================
   NAVIGATION
   ====================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 14, 26, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 10px 0;
    box-shadow: var(--shadow-md);
}

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

.nav-logo {
    font-family: var(--font-mono);
    font-size: 1.3rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 2px;
}

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

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 4px 0;
    letter-spacing: 0.02em;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
}

.hamburger-line {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* ======================================
   HERO SECTION
   ====================================== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 120px 24px 60px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: 0;
}

.hero-content {
    max-width: var(--container-width);
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    position: relative;
    z-index: 1;
}

.hero-text {
    flex: 1;
    max-width: 600px;
}

.hero-greeting {
    font-size: 1.1rem;
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.greeting-icon {
    font-size: 1.4rem;
    animation: wave 2.5s infinite;
    transform-origin: 70% 70%;
    display: inline-block;
}

@keyframes wave {
    0%, 60%, 100% { transform: rotate(0deg); }
    10%, 30% { transform: rotate(14deg); }
    20% { transform: rotate(-8deg); }
    40% { transform: rotate(-4deg); }
    50% { transform: rotate(10deg); }
}

.hero-name {
    font-size: 3.8rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.hero-name-accent {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-wrapper {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.hero-title-label {
    color: var(--text-secondary);
    font-weight: 400;
}

.typewriter {
    color: var(--accent-primary);
    font-weight: 600;
    font-family: var(--font-mono);
}

.typewriter-cursor {
    color: var(--accent-primary);
    animation: blink 1s step-end infinite;
    font-weight: 300;
}

@keyframes blink {
    50% { opacity: 0; }
}

.hero-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 32px;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: var(--transition-base);
    font-family: var(--font-primary);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(6, 182, 212, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(6, 182, 212, 0.4);
}

.btn-primary::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: 0.5s;
}

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

.btn-outline {
    background: transparent;
    color: var(--accent-primary);
    border: 2px solid rgba(6, 182, 212, 0.4);
}

.btn-outline:hover {
    background: rgba(6, 182, 212, 0.1);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-plus {
    font-size: 1.6rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

/* Hero Image */
.hero-image-wrapper {
    flex-shrink: 0;
    position: relative;
}

.hero-image-container {
    position: relative;
    width: 350px;
    height: 350px;
}

.hero-image-ring {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border-radius: 50%;
    border: 2px solid transparent;
    border-top-color: var(--accent-primary);
    border-right-color: var(--accent-secondary);
    animation: spin 8s linear infinite;
}

.hero-image-ring.ring-2 {
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    border-top-color: var(--accent-secondary);
    border-right-color: var(--accent-tertiary);
    animation: spin 12s linear infinite reverse;
    opacity: 0.5;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--bg-tertiary);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.hero-image-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    box-shadow: var(--shadow-md);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Floating Cards */
.hero-floating-cards {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-card {
    position: absolute;
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
    animation: float 6s ease-in-out infinite;
}

.floating-card i {
    font-size: 1.1rem;
}

.card-python {
    top: 10%;
    left: -60px;
    animation-delay: 0s;
}

.card-python i { color: #3776AB; }

.card-iot {
    top: 50%;
    right: -50px;
    animation-delay: 2s;
}

.card-iot i { color: var(--accent-green); }

.card-ai {
    bottom: 10%;
    left: -40px;
    animation-delay: 4s;
}

.card-ai i { color: var(--accent-secondary); }

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    animation: fadeInUp 1s 2s both;
}

.scroll-indicator span {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-arrow {
    animation: bounce 2s infinite;
    color: var(--accent-primary);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(10px); }
    60% { transform: translateY(5px); }
}

/* ======================================
   SECTION COMMON STYLES
   ====================================== */
.section {
    padding: var(--section-padding);
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 12px;
    font-family: var(--font-mono);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.accent {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-line {
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 4px;
    margin: 0 auto;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 500px;
    margin: 20px auto 0;
    line-height: 1.7;
}

/* ======================================
   ABOUT SECTION
   ====================================== */
.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-description {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-description strong {
    color: var(--text-primary);
    font-weight: 600;
}

.about-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px;
    background: var(--bg-card);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.info-item:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.info-item i {
    color: var(--accent-primary);
    font-size: 1.1rem;
    margin-top: 2px;
}

.info-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-value {
    display: block;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.about-cards {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.about-card {
    padding: 28px;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

.about-card:hover {
    border-color: var(--border-hover);
    transform: translateX(8px);
    box-shadow: var(--shadow-glow);
}

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

.about-card-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
    margin-bottom: 16px;
}

.about-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.about-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ======================================
   EXPERIENCE / TIMELINE
   ====================================== */
.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--accent-primary), var(--accent-secondary), transparent);
}

.timeline-item {
    position: relative;
    margin-bottom: 48px;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-marker {
    position: absolute;
    left: -40px;
    top: 24px;
}

.timeline-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--bg-primary);
    border: 3px solid var(--accent-primary);
    position: relative;
    z-index: 2;
}

.timeline-dot.current {
    background: var(--accent-primary);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.5);
    animation: pulse 2s infinite;
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px;
    transition: var(--transition-base);
}

.timeline-content:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
    transform: translateX(8px);
}

.timeline-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    flex-wrap: wrap;
    gap: 8px;
}

.timeline-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.current-badge {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.timeline-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.timeline-company {
    font-size: 0.95rem;
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.timeline-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.7;
}

.timeline-list {
    margin-bottom: 16px;
}

.timeline-list li {
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
    line-height: 1.6;
}

.timeline-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-size: 0.9rem;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-primary);
    border: 1px solid rgba(6, 182, 212, 0.2);
    font-family: var(--font-mono);
}

/* ======================================
   PROJECTS SECTION
   ====================================== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 32px;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-base);
}

.project-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
}

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

.project-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}

.project-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: rgba(6, 182, 212, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--accent-primary);
}

.project-year {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    padding: 4px 10px;
    background: rgba(6, 182, 212, 0.08);
    border-radius: 4px;
}

.project-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
    transition: var(--transition-base);
}

.project-card:hover .project-title {
    color: var(--accent-primary);
}

.project-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.7;
    flex-grow: 1;
    margin-bottom: 20px;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.project-tech span {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    padding: 3px 8px;
    background: rgba(100, 116, 139, 0.1);
    border-radius: 4px;
}

/* ======================================
   SKILLS SECTION
   ====================================== */
.skills-content {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 60px;
}

.skills-category-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.skills-category-title i {
    color: var(--accent-primary);
}

.skills-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.skill-item {
    display: grid;
    grid-template-columns: 40px 150px 1fr;
    align-items: center;
    gap: 12px;
}

.skill-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(6, 182, 212, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
    font-size: 1rem;
}

.skill-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.skill-bar {
    height: 8px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 10px;
    width: 0;
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Soft Skills */
.soft-skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.soft-skill-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.soft-skill-item:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.soft-skill-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.soft-skill-item span {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

/* ======================================
   EDUCATION SECTION
   ====================================== */
.education-content {
    max-width: 900px;
    margin: 0 auto;
}

.edu-card {
    padding: 40px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    display: flex;
    gap: 28px;
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    margin-bottom: 48px;
}

.edu-card-glow {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.08), transparent 70%);
    pointer-events: none;
}

.edu-card:hover {
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
}

.edu-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.edu-details h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.edu-degree {
    font-size: 1rem;
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: 2px;
}

.edu-focus {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.edu-meta {
    display: flex;
    gap: 24px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.edu-date, .edu-gpa {
    font-size: 0.85rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.edu-gpa i {
    color: var(--accent-gold);
}

.edu-list {
    margin-top: 8px;
}

.edu-list li {
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
    line-height: 1.6;
}

.edu-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
}

/* Subsection Title */
.subsection-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
}

.subsection-title i {
    color: var(--accent-primary);
}

/* Organization Cards */
.org-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 48px;
}

.org-card {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    position: relative;
}

.org-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow);
}

.org-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    background: rgba(139, 92, 246, 0.1);
    color: var(--accent-secondary);
    border: 1px solid rgba(139, 92, 246, 0.2);
    margin-bottom: 12px;
    font-family: var(--font-mono);
}

.org-card h4 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.org-full {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.org-role {
    font-size: 0.9rem;
    color: var(--accent-primary);
    font-weight: 500;
    margin-bottom: 12px;
    font-style: italic;
}

.org-list li {
    font-size: 0.88rem;
    color: var(--text-secondary);
    padding: 3px 0;
    padding-left: 16px;
    position: relative;
    line-height: 1.6;
}

.org-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
}

/* Achievements */
.achievements-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.achievement-card {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-base);
    position: relative;
}

.achievement-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.achievement-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin: 0 auto 16px;
}

.achievement-icon.gold {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-gold);
}

.achievement-icon.green {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-green);
}

.achievement-card h4 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.achievement-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}

.achievement-year {
    font-size: 0.8rem;
    font-family: var(--font-mono);
    color: var(--accent-primary);
    padding: 3px 10px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 4px;
}

/* ======================================
   CONTACT SECTION
   ====================================== */
.contact-content {
    max-width: 900px;
    margin: 0 auto;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 48px;
}

.contact-card {
    padding: 28px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-align: center;
    transition: var(--transition-base);
    cursor: pointer;
}

.contact-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow);
}

.contact-card-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: white;
    margin: 0 auto 14px;
}

.contact-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.contact-card p {
    font-size: 0.8rem;
    color: var(--text-secondary);
    word-break: break-all;
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
}

.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    position: relative;
}

.form-group:nth-child(3),
.form-group:nth-child(4) {
    grid-column: span 2;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 0 8px;
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    outline: none;
    transition: var(--transition-base);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group label {
    position: absolute;
    top: 16px;
    left: 0;
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: var(--transition-base);
    pointer-events: none;
}

.form-group input:focus,
.form-group textarea:focus {
    border-bottom-color: var(--accent-primary);
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -4px;
    font-size: 0.75rem;
    color: var(--accent-primary);
}

.form-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-base);
}

.form-group input:focus ~ .form-line,
.form-group textarea:focus ~ .form-line {
    width: 100%;
}

.btn-submit {
    grid-column: span 2;
    justify-content: center;
    padding: 16px 40px;
    font-size: 1rem;
}

/* ======================================
   FOOTER
   ====================================== */
.footer {
    padding: 48px 0;
    border-top: 1px solid var(--border-color);
    position: relative;
    z-index: 1;
}

.footer-content {
    text-align: center;
}

.footer-logo {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.footer-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

.footer-socials {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 20px;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.footer-socials a:hover {
    color: var(--accent-primary);
    border-color: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.2);
}

.footer-copyright {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ======================================
   ANIMATIONS
   ====================================== */
.animate-slide-up {
    opacity: 0;
    transform: translateY(30px);
    animation: slideUp 0.8s forwards;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
.delay-5 { animation-delay: 1.0s; }

@keyframes slideUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    opacity: 0;
    animation: fadeIn 1s forwards;
}

@keyframes fadeIn {
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Reveal Animations */
.reveal-left,
.reveal-right,
.reveal-up {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.reveal-up {
    transform: translateY(50px);
}

.reveal-left.revealed,
.reveal-right.revealed,
.reveal-up.revealed {
    opacity: 1;
    transform: translate(0);
}

/* ======================================
   RESPONSIVE DESIGN
   ====================================== */
@media (max-width: 1024px) {
    .hero-content {
        gap: 40px;
    }
    
    .hero-name {
        font-size: 3rem;
    }
    
    .hero-image-container {
        width: 280px;
        height: 280px;
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .skills-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: rgba(10, 14, 26, 0.97);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 80px 40px;
        gap: 24px;
        transition: var(--transition-slow);
        border-left: 1px solid var(--border-color);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active .hamburger-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active .hamburger-line:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active .hamburger-line:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero-content {
        flex-direction: column-reverse;
        text-align: center;
    }
    
    .hero-text {
        max-width: 100%;
    }
    
    .hero-name {
        font-size: 2.4rem;
    }
    
    .hero-title-wrapper {
        justify-content: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-image-container {
        width: 220px;
        height: 220px;
    }
    
    .hero-greeting {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-info-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline {
        padding-left: 30px;
    }
    
    .timeline-marker {
        left: -30px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .org-grid {
        grid-template-columns: 1fr;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-form {
        grid-template-columns: 1fr;
    }
    
    .form-group:nth-child(3),
    .form-group:nth-child(4) {
        grid-column: span 1;
    }
    
    .btn-submit {
        grid-column: span 1;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .edu-card {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .floating-card {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-name {
        font-size: 2rem;
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-cards {
        grid-template-columns: 1fr;
    }
    
    .soft-skills-grid {
        grid-template-columns: 1fr;
    }
    
    .skill-item {
        grid-template-columns: 40px 1fr;
    }
    
    .skill-name {
        grid-column: 1 / -1;
    }
    
    .skill-bar {
        grid-column: 1 / -1;
    }
}