/* ===== MODERN PROFESSIONAL PORTFOLIO - 2024 ===== */

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

:root {
    /* Modern Color Palette */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #a5b4fc;
    --secondary: #ec4899;
    --accent: #06b6d4;
    --accent-light: #67e8f9;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* Light theme - Modern Colors */
    --bg-primary: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    --bg-secondary: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    --bg-tertiary: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    --bg-card: rgba(255, 255, 255, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.25);
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --border: rgba(226, 232, 240, 0.8);
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-colored: rgba(99, 102, 241, 0.15);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', Monaco, 'Courier New', monospace;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* Layout */
    --container-max: 1200px;
    --container-padding: 1.5rem;
    --nav-height: 80px;
    
    /* Border radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Dark theme */
[data-theme="dark"] {
    --bg-primary: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    --bg-secondary: linear-gradient(135deg, #1e293b 0%, #334155 100%);
    --bg-tertiary: linear-gradient(135deg, #334155 0%, #475569 100%);
    --bg-card: rgba(30, 41, 59, 0.8);
    --bg-glass: rgba(30, 41, 59, 0.25);
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --border: rgba(51, 65, 85, 0.8);
    --shadow: rgba(0, 0, 0, 0.5);
    --shadow-colored: rgba(99, 102, 241, 0.25);
}

/* Base styles */
html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ===== MODERN NAVIGATION ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: var(--transition);
}

.nav.scrolled {
    background: var(--bg-card);
    box-shadow: 0 10px 25px -5px var(--shadow-colored), 0 4px 6px -1px var(--shadow);
    border-bottom: 1px solid rgba(99, 102, 241, 0.2);
}

.nav-container {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
    position: relative;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.nav-logo::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-lg);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.nav-logo:hover::before {
    opacity: 0.1;
}

.nav-name {
    font-weight: 700;
    font-size: 1.25rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.025em;
}

.nav-title {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-glass);
    padding: var(--space-sm);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    transition: var(--transition);
    position: relative;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    white-space: nowrap;
}

.nav-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-md);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.nav-link:hover,
.nav-link.active {
    color: white;
    transform: translateY(-1px);
}

.nav-link:hover::before,
.nav-link.active::before {
    opacity: 1;
}

.theme-toggle {
    background: var(--bg-glass);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.theme-toggle:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
}

.theme-toggle:hover::before {
    opacity: 1;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: var(--bg-glass);
    border: 1px solid var(--border);
    cursor: pointer;
    padding: var(--space-md);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.mobile-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
    border-radius: 1px;
}

/* ===== HERO SECTION ===== */
.hero {
    padding: calc(var(--nav-height) + var(--space-3xl)) 0 var(--space-3xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(236, 72, 153, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(6, 182, 212, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-greeting {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.hero-greeting::before {
    content: '👋';
    font-size: 1.5rem;
    animation: wave 2s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(20deg); }
    75% { transform: rotate(-10deg); }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
    letter-spacing: -0.025em;
}

.highlight {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 2px;
    opacity: 0.3;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xl);
    max-width: 90%;
    line-height: 1.7;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.stat {
    text-align: center;
    padding: var(--space-lg);
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.stat:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px var(--shadow-colored);
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.hero-actions {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

/* ===== MODERN BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: 1rem 2rem;
    border-radius: var(--radius-xl);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 0.875rem;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transition: var(--transition);
    z-index: -1;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 40px -10px var(--shadow-colored);
}

.btn-primary::before {
    background: linear-gradient(135deg, var(--primary-dark), var(--secondary));
    opacity: 0;
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

.btn-secondary::before {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0;
}

.btn-secondary:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 20px 40px -10px var(--shadow-colored);
}

.btn-secondary:hover::before {
    opacity: 1;
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1rem;
}

/* ===== PROFILE CARD ===== */
.hero-visual {
    position: relative;
}

.profile-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: 0 25px 50px -12px var(--shadow-colored);
    animation: float 6s ease-in-out infinite;
    position: relative;
    overflow: hidden;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

.profile-header {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.profile-avatar {
    position: relative;
}

.avatar-image {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
}

.status-indicator {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background: var(--success);
    border-radius: 50%;
    border: 2px solid var(--bg-card);
    animation: pulse 2s infinite;
}

.profile-info {
    flex: 1;
}

.profile-name {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.profile-role {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.profile-location {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--text-tertiary);
    font-size: 0.75rem;
}

.profile-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    background: var(--bg-glass);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.stat-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.tech-stack-visual {
    margin-bottom: var(--space-xl);
}

.tech-stack-visual h4 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.floating-techs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tech-bubble {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--bg-glass);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    animation: techFloat 3s ease-in-out infinite;
    animation-delay: var(--delay);
}

.tech-bubble i {
    font-size: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes techFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.availability-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: white;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

/* ===== PROJECT BADGE ===== */
.project-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: linear-gradient(135deg, var(--warning), #d97706);
    color: white;
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ===== SECTIONS ===== */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: var(--space-md);
    letter-spacing: -0.025em;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ===== EXPERIENCE SECTION ===== */
.experience {
    padding: var(--space-3xl) 0;
    background: var(--bg-secondary);
    position: relative;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 70% 30%, rgba(6, 182, 212, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 2rem;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary), var(--secondary), var(--accent));
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    padding-left: 5rem;
    margin-bottom: var(--space-3xl);
}

.timeline-marker {
    position: absolute;
    left: 0;
    top: 0;
}

.timeline-icon {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
    border: 3px solid var(--bg-primary);
}

.timeline-content {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    padding: var(--space-xl);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border);
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 25px 50px -12px var(--shadow-colored);
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-md);
}

.job-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-xs);
    color: var(--text-primary);
}

.job-company {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

.job-period {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    white-space: nowrap;
}

.job-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.7;
}

.achievements {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.achievement {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.875rem;
    padding: var(--space-sm);
    background: var(--bg-glass);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
}

.achievement i {
    color: var(--success);
    font-size: 1rem;
    width: 20px;
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.tech-tag {
    background: linear-gradient(135deg, var(--bg-glass), var(--bg-card));
    color: var(--text-secondary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-lg);
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.tech-tag:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    transform: translateY(-2px);
}

/* ===== SKILLS SECTION ===== */
.skills {
    padding: var(--space-3xl) 0;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.skill-category {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    padding: var(--space-xl);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.skill-category::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.skill-category:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px -12px var(--shadow-colored);
}

.category-icon {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--space-lg);
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
}

.category-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-lg);
    color: var(--text-primary);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.skill-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
}

.skill-name {
    font-weight: 600;
    min-width: 0;
    color: var(--text-primary);
}

.skill-level {
    flex: 1;
    background: var(--bg-tertiary);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    max-width: 120px;
    border: 1px solid var(--border);
}

.skill-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
    transition: width 1s ease-out;
    position: relative;
}

.skill-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

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

/* ===== PROJECTS SECTION ===== */
.projects {
    padding: var(--space-3xl) 0;
    background: var(--bg-secondary);
    position: relative;
}

.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
}

.project-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius-2xl);
    padding: var(--space-xl);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px -12px var(--shadow-colored);
}

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

.project-card.featured {
    border: 2px solid transparent;
    background-image: 
        linear-gradient(var(--bg-card), var(--bg-card)),
        linear-gradient(135deg, var(--primary), var(--secondary));
    background-origin: border-box;
    background-clip: content-box, border-box;
}

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

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.project-icon {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
}

.project-links {
    display: flex;
    gap: var(--space-sm);
}

.project-link {
    width: 3rem;
    height: 3rem;
    background: var(--bg-glass);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.project-link::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.project-link:hover {
    color: white;
    transform: translateY(-2px);
}

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

.project-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--space-md);
    color: var(--text-primary);
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-lg);
}

.project-metrics {
    display: flex;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.metric {
    text-align: center;
    flex: 1;
}

.metric-value {
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: var(--space-xs);
}

.metric-label {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 500;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* ===== CONTACT SECTION ===== */
.contact {
    padding: var(--space-3xl) 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.contact-title {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: var(--space-lg);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-xl);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-lg);
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
}

.contact-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 10px 25px -5px var(--shadow-colored);
}

.contact-text {
    flex: 1;
}

.contact-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
    font-weight: 500;
}

.contact-value {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.contact-value:hover {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-cta {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    padding: var(--space-2xl);
    border-radius: var(--radius-2xl);
    border: 1px solid var(--border);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.availability {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
    font-weight: 600;
    color: var(--success);
}

.status-indicator {
    width: 10px;
    height: 10px;
    background: var(--success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.2);
    }
}

.response-time,
.graduation-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: var(--space-md);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    padding: var(--space-2xl) 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-text {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: var(--space-lg);
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.footer-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transition: var(--transition);
}

.footer-link:hover {
    color: var(--primary);
}

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

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
        --nav-height: 70px;
    }
    
    .nav-links {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background: var(--bg-card);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
        padding: var(--space-xl);
        flex-direction: column;
        gap: var(--space-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-slow);
        box-shadow: 0 10px 25px -5px var(--shadow-colored);
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-link {
        padding: var(--space-md) var(--space-lg);
        width: 100%;
        text-align: center;
        border-radius: var(--radius-lg);
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .mobile-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero {
        padding: calc(var(--nav-height) + var(--space-xl)) 0 var(--space-xl);
        min-height: auto;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
        margin-bottom: var(--space-md);
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: var(--space-lg);
        max-width: 100%;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
        margin-bottom: var(--space-lg);
    }
    
    .stat {
        padding: var(--space-md);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .hero-actions {
        gap: var(--space-sm);
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        padding: var(--space-lg);
    }
    
    .profile-card {
        padding: var(--space-lg);
        margin-top: var(--space-lg);
    }
    
    .profile-header {
        flex-direction: column;
        text-align: center;
        gap: var(--space-md);
    }
    
    .avatar-image {
        width: 3rem;
        height: 3rem;
        font-size: 1.25rem;
    }
    
    .profile-stats {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .stat-item {
        padding: var(--space-sm);
    }
    
    .stat-icon {
        width: 2rem;
        height: 2rem;
        font-size: 0.875rem;
    }
    
    .floating-techs {
        justify-content: center;
    }
    
    .tech-bubble {
        font-size: 0.6875rem;
        padding: 4px 8px;
    }
    
    .tech-bubble i {
        font-size: 0.875rem;
    }
    
    .timeline::before {
        left: 1rem;
    }
    
    .timeline-item {
        padding-left: 3rem;
    }
    
    .timeline-icon {
        width: 2.5rem;
        height: 2.5rem;
        font-size: 1rem;
    }
    
    .job-header {
        flex-direction: column;
        gap: var(--space-sm);
        align-items: flex-start;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .project-metrics {
        gap: var(--space-sm);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--space-lg);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: calc(var(--nav-height) + var(--space-lg)) 0 var(--space-lg);
    }
    
    .hero-title {
        font-size: clamp(1.75rem, 7vw, 2rem);
        line-height: 1.2;
    }
    
    .hero-greeting {
        font-size: 1rem;
        margin-bottom: var(--space-sm);
    }
    
    .hero-description {
        font-size: 0.9375rem;
        line-height: 1.6;
    }
    
    .profile-card {
        padding: var(--space-md);
    }
    
    .profile-header {
        gap: var(--space-sm);
    }
    
    .profile-name {
        font-size: 1.125rem;
    }
    
    .floating-techs {
        gap: 6px;
    }
    
    .tech-bubble {
        padding: 2px 6px;
        font-size: 0.625rem;
    }
    
    .availability-badge {
        padding: var(--space-sm);
        font-size: 0.8125rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }
    
    .stat {
        padding: var(--space-lg);
    }
    
    .project-metrics {
        flex-direction: column;
        gap: var(--space-md);
    }
    
    .metric {
        display: flex;
        justify-content: space-between;
        align-items: center;
        text-align: left;
        padding: var(--space-md);
        background: var(--bg-glass);
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
    }
}

/* ===== SCROLL ANIMATIONS ===== */
@media (prefers-reduced-motion: no-preference) {
    .timeline-item,
    .skill-category,
    .project-card {
        opacity: 0;
        transform: translateY(20px);
        animation: fadeInUp 0.6s ease forwards;
    }
    
    .timeline-item:nth-child(1) { animation-delay: 0.1s; }
    .timeline-item:nth-child(2) { animation-delay: 0.2s; }
    .timeline-item:nth-child(3) { animation-delay: 0.3s; }
    
    .skill-category:nth-child(1) { animation-delay: 0.1s; }
    .skill-category:nth-child(2) { animation-delay: 0.2s; }
    .skill-category:nth-child(3) { animation-delay: 0.3s; }
    
    .project-card:nth-child(1) { animation-delay: 0.1s; }
    .project-card:nth-child(2) { animation-delay: 0.2s; }
    .project-card:nth-child(3) { animation-delay: 0.3s; }
}

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

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.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;
}

/* ===== FOCUS STYLES ===== */
*:focus {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.btn:focus,
.nav-link:focus,
.theme-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 3px var(--shadow-colored);
}

/* ===== MOBILE OPTIMIZATIONS ===== */
@media (max-width: 768px) {
    .hero {
        padding: calc(var(--nav-height) + var(--space-xl)) 0 var(--space-xl);
        min-height: auto;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        text-align: center;
    }
    
    .hero-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
        margin-bottom: var(--space-md);
    }
    
    .hero-description {
        font-size: 1rem;
        margin-bottom: var(--space-lg);
        max-width: 100%;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
        margin-bottom: var(--space-lg);
    }
    
    .stat {
        padding: var(--space-md);
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .hero-actions {
        gap: var(--space-sm);
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        padding: var(--space-lg);
    }
    
    .profile-card {
        padding: var(--space-lg);
        margin-top: var(--space-lg);
    }
    
    .profile-header {
        flex-direction: column;
        text-align: center;
        gap: var(--space-md);
    }
    
    .avatar-image {
        width: 3rem;
        height: 3rem;
        font-size: 1.25rem;
    }
    
    .profile-stats {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .stat-item {
        padding: var(--space-sm);
    }
    
    .stat-icon {
        width: 2rem;
        height: 2rem;
        font-size: 0.875rem;
    }
    
    .floating-techs {
        justify-content: center;
    }
    
    .tech-bubble {
        font-size: 0.6875rem;
        padding: 4px 8px;
    }
    
    .tech-bubble i {
        font-size: 0.875rem;
    }
} 

/* Achievements & Certifications Section */
.achievements {
    margin: var(--space-3xl) 0;
}
.achievements-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xl);
    justify-content: center;
}
.achievement-card {
    background: var(--bg-card);
    box-shadow: 0 8px 32px 0 var(--shadow-colored);
    border-radius: var(--radius-xl);
    padding: var(--space-xl) var(--space-lg);
    min-width: 320px;
    max-width: 400px;
    display: flex;
    align-items: flex-start;
    gap: var(--space-lg);
    transition: var(--transition);
    border: 1.5px solid var(--border);
    position: relative;
    overflow: hidden;
}
.achievement-card:hover {
    transform: translateY(-6px) scale(1.03);
    box-shadow: 0 16px 40px 0 var(--shadow-colored);
    border-color: var(--primary);
}
.achievement-icon {
    font-size: 2.5rem;
    color: var(--secondary);
    flex-shrink: 0;
    margin-top: 0.25rem;
    filter: drop-shadow(0 2px 8px var(--primary));
}
.achievement-content {
    flex: 1;
}
.achievement-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
    line-height: 1.3;
}
.achievement-date {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--primary);
    margin-left: 0.5rem;
}
.achievement-details {
    margin: 0 0 0.25rem 1.1rem;
    padding: 0;
    color: var(--text-secondary);
    font-size: 1rem;
    list-style: disc inside;
}
.gradient-text {
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
    font-weight: 800;
    letter-spacing: 0.02em;
}
/* Remove blur and use solid background for glass cards */
.glass {
    background: rgba(30, 41, 59, 0.98); /* nearly solid, no blur */
    border: 1.5px solid var(--border);
    box-shadow: 0 2px 12px 0 var(--shadow-colored);
}
@media (max-width: 900px) {
    .achievements-grid {
        flex-direction: column;
        align-items: center;
    }
    .achievement-card {
        min-width: 0;
        width: 100%;
        max-width: 95vw;
    }
} 

/* Profile photo styling */
.profile-photo {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary);
    box-shadow: 0 2px 12px 0 var(--shadow-colored);
    background: var(--bg-card);
    display: block;
}

/* Refined Available for hire button - no extra green background */
.available-hire-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    background: linear-gradient(90deg, var(--primary), var(--success));
    color: #fff;
    font-weight: 600;
    border-radius: var(--radius-lg);
    padding: 0.5rem 1.5rem;
    margin: 1.2rem auto 0 auto;
    text-decoration: none;
    font-size: 1.1rem;
    box-shadow: 0 2px 8px 0 var(--shadow-colored);
    border: 1.5px solid var(--primary);
    min-width: 0;
    width: fit-content;
    transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}
.available-hire-btn:hover {
    background: linear-gradient(90deg, var(--secondary), var(--success));
    transform: translateY(-2px) scale(1.04);
    box-shadow: 0 8px 24px 0 var(--shadow-colored);
    color: #fff;
}

@media (max-width: 600px) {
    .available-hire-btn {
        font-size: 1rem;
        padding: 0.45rem 1.1rem;
        margin-top: 1rem;
        width: 100%;
        min-width: 0;
        border-radius: var(--radius-md);
    }
} 

/* Fix mobile hamburger menu overlay background for better readability */
.nav-links.active {
    background: rgba(30, 41, 59, 0.97) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
}

@media (max-width: 900px) {
    .nav-links.active {
        background: rgba(30, 41, 59, 0.97) !important;
        box-shadow: 0 2px 12px 0 var(--shadow-colored);
    }
} 

/* Achievements & Certifications Section - Improved Contrast */
.achievement-card {
    color: #fff;
}
.achievement-title {
    color: #fff;
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: 0.01em;
}
.achievement-date {
    color: var(--primary);
    font-weight: 700;
    font-size: 1.05rem;
    margin-left: 0.5rem;
}
.achievement-details {
    color: #e5e7eb;
    font-size: 1.02rem;
    font-weight: 400;
}
.achievement-icon {
    filter: drop-shadow(0 2px 8px var(--primary));
    color: var(--secondary);
    opacity: 0.95;
} 

/* Mobile theme toggle fixes */
@media (max-width: 768px) {
    [data-theme="light"] .nav-links.active {
        background: rgba(255, 255, 255, 0.97) !important;
        color: var(--text-primary);
    }
    
    [data-theme="light"] .nav-link {
        color: var(--text-primary);
    }
    
    [data-theme="light"] .nav-link:hover,
    [data-theme="light"] .nav-link.active {
        color: white;
    }
    
    [data-theme="light"] .mobile-toggle span {
        background-color: var(--text-primary);
    }
    
    [data-theme="light"] .hero {
        background: var(--bg-primary);
    }
    
    [data-theme="light"] .profile-card {
        background: var(--bg-card);
        color: var(--text-primary);
    }
    
    [data-theme="light"] .project-card {
        background: #fff;
        color: var(--text-primary);
    }
    
    [data-theme="light"] .achievement-card {
        background: #fff;
        color: var(--text-primary);
    }
}