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

:root {
    /* Color System */
    --primary-color: #1e40af;
    --secondary-color: #64748b;
    --accent-color: #f59e0b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    
    /* Neutral Colors */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;
    --spacing-24: 6rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-normal: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-popover: 1050;
    --z-tooltip: 1060;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --white: #0f172a;
    --gray-50: #1e293b;
    --gray-100: #334155;
    --gray-200: #475569;
    --gray-300: #64748b;
    --gray-400: #94a3b8;
    --gray-500: #cbd5e1;
    --gray-600: #e2e8f0;
    --gray-700: #f1f5f9;
    --gray-800: #f8fafc;
    --gray-900: #ffffff;
    
    /* Dark mode luxury colors */
    --dark-luxury-bg: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%);
    --dark-luxury-accent: #fbbf24;
    --dark-luxury-secondary: #8b5cf6;
    --dark-luxury-surface: rgba(30, 41, 59, 0.8);
    --dark-luxury-border: rgba(251, 191, 36, 0.3);
}

/* Base Styles */
html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    transition: background-color var(--transition-normal), color var(--transition-normal);
    overflow-x: hidden;
}

/* Particle Background */
#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    opacity: 0.05;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    z-index: var(--z-sticky);
    transition: all var(--transition-normal);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .navbar {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.9) 50%, rgba(51, 65, 85, 0.85) 100%);
    border-bottom: 1px solid var(--dark-luxury-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(251, 191, 36, 0.1);
}

[data-theme="dark"] .navbar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.05), transparent);
    pointer-events: none;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo-container {
    position: relative;
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    position: relative;
}

.logo-accent {
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 1px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.logo-container:hover .logo-accent {
    transform: scaleX(1);
}

[data-theme="dark"] .logo-text {
    background: linear-gradient(135deg, var(--dark-luxury-accent), var(--dark-luxury-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="dark"] .logo-accent {
    background: linear-gradient(90deg, var(--dark-luxury-accent), var(--dark-luxury-secondary));
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-8);
}

.nav-link {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 600;
    transition: color var(--transition-fast);
    position: relative;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--radius-md);
}

.nav-link:hover {
    color: var(--primary-color);
    background: rgba(30, 64, 175, 0.1);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: width var(--transition-fast);
    border-radius: 2px;
}

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

[data-theme="dark"] .nav-link {
    color: var(--gray-300);
    transition: all var(--transition-fast);
}

[data-theme="dark"] .nav-link:hover {
    color: var(--dark-luxury-accent);
    background: rgba(251, 191, 36, 0.1);
    box-shadow: 0 0 20px rgba(251, 191, 36, 0.2);
}

[data-theme="dark"] .nav-link::after {
    background: linear-gradient(90deg, var(--dark-luxury-accent), var(--dark-luxury-secondary));
}

.theme-toggle {
    background: linear-gradient(135deg, var(--gray-100), var(--white));
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    padding: 0;
    cursor: pointer;
    transition: all var(--transition-fast);
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.theme-toggle::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left var(--transition-slow);
}

.theme-toggle:hover::before {
    left: 100%;
}

.theme-icon {
    color: var(--primary-color);
    font-size: var(--font-size-lg);
    transition: all var(--transition-fast);
}

.theme-toggle:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.theme-toggle:hover .theme-icon {
    transform: rotate(180deg);
    color: var(--accent-color);
}

[data-theme="dark"] .theme-toggle {
    background: linear-gradient(135deg, var(--dark-luxury-surface), rgba(139, 92, 246, 0.2));
    border: 2px solid var(--dark-luxury-border);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(251, 191, 36, 0.2);
}

[data-theme="dark"] .theme-toggle:hover {
    border-color: var(--dark-luxury-accent);
    box-shadow: 0 12px 35px rgba(251, 191, 36, 0.3), inset 0 1px 0 rgba(251, 191, 36, 0.3);
}

[data-theme="dark"] .theme-icon {
    color: var(--dark-luxury-accent);
}

[data-theme="dark"] .theme-toggle:hover .theme-icon {
    color: var(--dark-luxury-secondary);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: var(--spacing-2);
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--gray-700);
    margin: 3px 0;
    transition: var(--transition-fast);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    padding-top: 70px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
    text-align: center;
}

.hero-content {
    animation: fadeInUp 1s ease-out;
}

.hero-image {
    margin-bottom: var(--spacing-8);
}

.profile-img {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--white);
    box-shadow: var(--shadow-xl);
    animation: float 3s ease-in-out infinite;
}

.hero-title {
    margin-bottom: var(--spacing-6);
}

.title-line {
    display: block;
    font-size: var(--font-size-2xl);
    color: var(--secondary-color);
    font-weight: 400;
    margin-bottom: var(--spacing-2);
    animation: slideInLeft 1s ease-out 0.2s both;
}

.title-name {
    display: block;
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--primary-color);
    animation: slideInRight 1s ease-out 0.4s both;
}

.hero-subtitle {
    font-size: var(--font-size-xl);
    color: var(--gray-600);
    margin-bottom: var(--spacing-10);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeIn 1s ease-out 0.6s both;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-4);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 0.8s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--radius-lg);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

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

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-8);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    border-right: 2px solid var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    transform: rotate(45deg);
}

/* Section Styles */
section {
    padding: var(--spacing-24) 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-16);
    color: var(--gray-800);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -var(--spacing-4);
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

/* About Section */
.about {
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 30%, #f1f5f9 70%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
    min-height: 120vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-24) 0;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(30, 64, 175, 0.12) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.12) 0%, transparent 50%),
                radial-gradient(circle at 50% 50%, rgba(139, 92, 246, 0.08) 0%, transparent 60%),
                linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    pointer-events: none;
    animation: shimmer 8s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

[data-theme="dark"] .about {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 25%, #334155 50%, #475569 75%, #64748b 100%);
}

[data-theme="dark"] .about::before {
    background: radial-gradient(circle at 20% 80%, rgba(251, 191, 36, 0.18) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.18) 0%, transparent 50%),
                radial-gradient(circle at 50% 50%, rgba(30, 64, 175, 0.12) 0%, transparent 60%),
                linear-gradient(45deg, transparent 30%, rgba(251, 191, 36, 0.05) 50%, transparent 70%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-20);
    position: relative;
    z-index: 2;
}

/* Modern Luxury About Hero */
.about-hero {
    margin-bottom: var(--spacing-16);
}

.luxury-intro-card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(25px);
    padding: var(--spacing-12);
    border-radius: 32px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.12), 
                0 20px 40px rgba(0, 0, 0, 0.08),
                0 0 0 1px rgba(255, 255, 255, 0.8),
                inset 0 2px 0 rgba(255, 255, 255, 0.9);
    transition: all var(--transition-normal);
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
}

.luxury-intro-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 8px;
    background: linear-gradient(90deg, #1e3a8a 0%, #3b82f6 20%, #fbbf24 40%, #f59e0b 60%, #9333ea 80%, #ec4899 100%);
    border-radius: 32px 32px 0 0;
    box-shadow: 0 4px 20px rgba(30, 64, 175, 0.4);
}

[data-theme="dark"] .luxury-intro-card {
    background: rgba(15, 23, 42, 0.95);
    border: 3px solid rgba(251, 191, 36, 0.3);
    backdrop-filter: blur(30px);
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.6), 
                0 25px 50px rgba(0, 0, 0, 0.4),
                0 0 0 1px rgba(251, 191, 36, 0.3),
                inset 0 2px 0 rgba(255, 255, 255, 0.1),
                0 0 80px rgba(251, 191, 36, 0.15);
}

[data-theme="dark"] .luxury-intro-card::before {
    background: linear-gradient(90deg, #fbbf24 0%, #f59e0b 25%, #8b5cf6 50%, #ec4899 75%, #1e40af 100%);
    box-shadow: 0 6px 30px rgba(251, 191, 36, 0.6);
}

.luxury-intro-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 60px 120px rgba(0, 0, 0, 0.2), 
                0 30px 60px rgba(0, 0, 0, 0.12),
                0 0 0 1px rgba(255, 255, 255, 0.9),
                inset 0 2px 0 rgba(255, 255, 255, 1);
    border-color: rgba(30, 64, 175, 0.4);
}

[data-theme="dark"] .luxury-intro-card:hover {
    box-shadow: 0 70px 140px rgba(0, 0, 0, 0.8), 
                0 35px 70px rgba(0, 0, 0, 0.6),
                0 0 0 1px rgba(251, 191, 36, 0.5),
                inset 0 2px 0 rgba(255, 255, 255, 0.2),
                0 0 100px rgba(251, 191, 36, 0.25);
    border-color: rgba(251, 191, 36, 0.5);
}

/* Intro Header */
.intro-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-8);
}

.intro-avatar {
    position: relative;
    flex-shrink: 0;
}

.about-profile-img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid rgba(255, 255, 255, 0.8);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 2;
}

.avatar-glow {
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    background: linear-gradient(45deg, #1e40af, #fbbf24, #8b5cf6, #ec4899);
    border-radius: 50%;
    opacity: 0.3;
    animation: rotate 8s linear infinite;
    z-index: 1;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

[data-theme="dark"] .about-profile-img {
    border: 4px solid rgba(251, 191, 36, 0.6);
}

.intro-text {
    flex: 1;
}

.intro-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 25%, #fbbf24 50%, #f59e0b 75%, #9333ea 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-3);
    letter-spacing: -1px;
}

[data-theme="dark"] .intro-title {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 25%, #8b5cf6 50%, #a855f7 75%, #ec4899 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.intro-subtitle {
    font-size: var(--font-size-xl);
    color: var(--gray-600);
    font-weight: 500;
    margin: 0;
}

[data-theme="dark"] .intro-subtitle {
    color: var(--gray-300);
}

/* Intro Content */
.intro-content {
    position: relative;
    z-index: 2;
}

.intro-description {
    font-size: var(--font-size-xl);
    line-height: 1.8;
    color: var(--gray-700);
    margin-bottom: var(--spacing-8);
    font-weight: 400;
}

[data-theme="dark"] .intro-description {
    color: var(--gray-200);
}

/* Modern Quote Section */
.luxury-quote-modern {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.08), rgba(245, 158, 11, 0.08));
    border: 2px solid rgba(30, 64, 175, 0.2);
    border-radius: 24px;
    padding: var(--spacing-10);
    margin: var(--spacing-10) 0;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .luxury-quote-modern {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.12), rgba(139, 92, 246, 0.12));
    border: 2px solid rgba(251, 191, 36, 0.3);
}

.quote-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-6);
}

.quote-line {
    flex: 1;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(30, 64, 175, 0.5), transparent);
}

[data-theme="dark"] .quote-line {
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.5), transparent);
}

.quote-icon-modern {
    background: linear-gradient(135deg, #1e40af, #fbbf24);
    color: var(--white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    margin: 0 var(--spacing-6);
    box-shadow: 0 10px 30px rgba(30, 64, 175, 0.4);
}

[data-theme="dark"] .quote-icon-modern {
    background: linear-gradient(135deg, #fbbf24, #8b5cf6);
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.5);
}

.quote-text {
    font-size: var(--font-size-2xl);
    font-style: italic;
    font-weight: 500;
    text-align: center;
    color: var(--gray-800);
    margin: 0;
    line-height: 1.6;
}

[data-theme="dark"] .quote-text {
    color: var(--gray-100);
}

/* Intro Highlights */
.intro-highlights {
    display: grid;
    gap: var(--spacing-6);
    margin-top: var(--spacing-8);
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    padding: var(--spacing-6);
    background: rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all var(--transition-normal);
}

[data-theme="dark"] .highlight-item {
    background: rgba(30, 41, 59, 0.6);
    border: 1px solid rgba(251, 191, 36, 0.2);
}

.highlight-item:hover {
    transform: translateX(10px);
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .highlight-item:hover {
    background: rgba(30, 41, 59, 0.8);
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.2);
}

.highlight-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    flex-shrink: 0;
    box-shadow: 0 8px 20px rgba(30, 64, 175, 0.3);
}

[data-theme="dark"] .highlight-icon {
    background: linear-gradient(135deg, var(--dark-luxury-accent), var(--dark-luxury-secondary));
    box-shadow: 0 8px 20px rgba(251, 191, 36, 0.4);
}

.highlight-item p {
    margin: 0;
    font-size: var(--font-size-lg);
    line-height: 1.6;
    color: var(--gray-700);
}

[data-theme="dark"] .highlight-item p {
    color: var(--gray-200);
}

/* Enhanced Statistics Section */
.luxury-stats-modern {
    margin: var(--spacing-16) 0;
    padding: var(--spacing-12);
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 25%, #fbbf24 50%, #f59e0b 75%, #8b5cf6 100%);
    border-radius: 32px;
    color: var(--white);
    position: relative;
    overflow: hidden;
    box-shadow: 0 40px 80px rgba(30, 64, 175, 0.4), 
                0 20px 40px rgba(30, 64, 175, 0.3),
                0 0 0 1px rgba(255, 255, 255, 0.2),
                inset 0 2px 0 rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .luxury-stats-modern {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 25%, #8b5cf6 50%, #a855f7 75%, #1e40af 100%);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6), 
                0 20px 40px rgba(251, 191, 36, 0.4),
                0 0 0 1px rgba(251, 191, 36, 0.3),
                inset 0 2px 0 rgba(255, 255, 255, 0.2);
}

.luxury-stats-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="luxury-grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="1.5" fill="rgba(255,255,255,0.15)"/><circle cx="80" cy="80" r="1.5" fill="rgba(255,255,255,0.15)"/><circle cx="50" cy="10" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="10" cy="60" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="90" cy="40" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23luxury-grain)"/></svg>');
    opacity: 0.4;
    pointer-events: none;
}

.luxury-stats-modern::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
    pointer-events: none;
}

/* Contact Form Modern Luxury */
.contact-form {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 0.95) 100%);
    backdrop-filter: blur(30px);
    padding: var(--spacing-12);
    border-radius: 32px;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.15), 
                0 25px 50px rgba(0, 0, 0, 0.1),
                0 0 0 1px rgba(255, 255, 255, 0.8),
                inset 0 2px 0 rgba(255, 255, 255, 0.9);
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 8px;
    background: linear-gradient(90deg, #1e40af 0%, #3b82f6 20%, #fbbf24 40%, #f59e0b 60%, #8b5cf6 80%, #ec4899 100%);
    border-radius: 32px 32px 0 0;
    box-shadow: 0 4px 20px rgba(30, 64, 175, 0.4);
}

[data-theme="dark"] .contact-form {
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.98) 0%, rgba(30, 41, 59, 0.95) 100%);
    border: 3px solid rgba(251, 191, 36, 0.3);
    box-shadow: 0 60px 120px rgba(0, 0, 0, 0.6), 
                0 30px 60px rgba(0, 0, 0, 0.4),
                0 0 0 1px rgba(251, 191, 36, 0.3),
                inset 0 2px 0 rgba(255, 255, 255, 0.1),
                0 0 100px rgba(251, 191, 36, 0.15);
}

[data-theme="dark"] .contact-form::before {
    background: linear-gradient(90deg, #fbbf24 0%, #f59e0b 20%, #8b5cf6 40%, #a855f7 60%, #ec4899 80%, #1e40af 100%);
    box-shadow: 0 6px 30px rgba(251, 191, 36, 0.6);
}

/* Form Group Enhancements */
.form-group {
    position: relative;
    margin-bottom: var(--spacing-8);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-3);
    color: var(--gray-800);
    font-weight: 700;
    font-size: var(--font-size-base);
    text-transform: uppercase;
    letter-spacing: 1px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="dark"] .form-label {
    background: linear-gradient(135deg, var(--dark-luxury-accent), var(--dark-luxury-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.form-input {
    width: 100%;
    padding: var(--spacing-5) var(--spacing-6);
    border: 3px solid rgba(30, 64, 175, 0.2);
    border-radius: var(--radius-xl);
    background: rgba(255, 255, 255, 0.8);
    color: var(--gray-800);
    font-size: var(--font-size-lg);
    font-family: inherit;
    font-weight: 500;
    transition: all var(--transition-normal);
    resize: none;
    outline: none;
    backdrop-filter: blur(10px);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.1), 
                0 4px 20px rgba(30, 64, 175, 0.1);
    position: relative;
}

[data-theme="dark"] .form-input {
    border: 3px solid rgba(251, 191, 36, 0.3);
    background: rgba(30, 41, 59, 0.8);
    color: var(--gray-100);
    box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.3), 
                0 4px 20px rgba(251, 191, 36, 0.2);
}

.form-input:focus {
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 0 4px rgba(30, 64, 175, 0.15), 
                inset 0 2px 8px rgba(0, 0, 0, 0.1),
                0 8px 30px rgba(30, 64, 175, 0.2);
    transform: translateY(-2px);
}

[data-theme="dark"] .form-input:focus {
    border-color: var(--dark-luxury-accent);
    background: rgba(30, 41, 59, 0.95);
    box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.2), 
                inset 0 2px 8px rgba(0, 0, 0, 0.3),
                0 8px 30px rgba(251, 191, 36, 0.3);
}

.form-input:hover {
    border-color: rgba(30, 64, 175, 0.4);
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-1px);
}

[data-theme="dark"] .form-input:hover {
    border-color: rgba(251, 191, 36, 0.5);
    background: rgba(30, 41, 59, 0.9);
}

/* Input Decoration */
.input-decoration {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    transition: width var(--transition-normal);
}

[data-theme="dark"] .input-decoration {
    background: linear-gradient(90deg, var(--dark-luxury-accent), var(--dark-luxury-secondary));
}

.form-input:focus + .input-decoration {
    width: 100%;
}

/* Luxury Submit Button */
.luxury-submit-btn {
    width: 100%;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 25%, #fbbf24 50%, #f59e0b 75%, #8b5cf6 100%);
    border: none;
    padding: var(--spacing-6) var(--spacing-10);
    border-radius: var(--radius-2xl);
    color: var(--white);
    font-weight: 700;
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: all var(--transition-normal);
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(30, 64, 175, 0.4), 
                0 10px 20px rgba(30, 64, 175, 0.3),
                inset 0 2px 0 rgba(255, 255, 255, 0.3);
    text-transform: uppercase;
    letter-spacing: 1px;
}

[data-theme="dark"] .luxury-submit-btn {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 25%, #8b5cf6 50%, #a855f7 75%, #1e40af 100%);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.6), 
                0 15px 30px rgba(251, 191, 36, 0.4),
                inset 0 2px 0 rgba(255, 255, 255, 0.2);
}

.btn-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    border-radius: var(--radius-2xl);
}

.luxury-submit-btn:hover .btn-glow {
    opacity: 1;
}

.luxury-submit-btn:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 30px 60px rgba(30, 64, 175, 0.5), 
                0 15px 30px rgba(30, 64, 175, 0.4),
                inset 0 2px 0 rgba(255, 255, 255, 0.4);
}

[data-theme="dark"] .luxury-submit-btn:hover {
    box-shadow: 0 35px 70px rgba(0, 0, 0, 0.8), 
                0 20px 40px rgba(251, 191, 36, 0.5),
                inset 0 2px 0 rgba(255, 255, 255, 0.3);
}

/* Button Particles */
.btn-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    border-radius: var(--radius-2xl);
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 50%;
    opacity: 0;
    animation: particle-float 3s ease-in-out infinite;
}

.particle:nth-child(1) {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: 1s;
}

.particle:nth-child(3) {
    top: 80%;
    left: 40%;
    animation-delay: 2s;
}

@keyframes particle-float {
    0%, 100% {
        opacity: 0;
        transform: translateY(0) scale(0);
    }
    50% {
        opacity: 1;
        transform: translateY(-20px) scale(1);
    }
}

.luxury-submit-btn:hover .particle {
    animation-play-state: running;
}
   { content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-8);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-4);
    text-align: center;
    position: relative;
    z-index: 1;
}

.stat-icon {
    background: rgba(255, 255, 255, 0.2);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-4);
    font-size: var(--font-size-xl);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    transition: all var(--transition-normal);
}

.stat-item:hover .stat-icon {
    transform: scale(1.1) rotate(360deg);
    background: rgba(255, 255, 255, 0.3);
}

[data-theme="dark"] .stat-icon {
    background: rgba(251, 191, 36, 0.2);
    border: 2px solid rgba(251, 191, 36, 0.4);
}

[data-theme="dark"] .stat-item:hover .stat-icon {
    background: rgba(251, 191, 36, 0.3);
    border-color: rgba(251, 191, 36, 0.6);
}

.stat-number {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2);
    color: var(--white);
}

.stat-label {
    font-size: var(--font-size-lg);
    font-weight: 500;
    opacity: 0.9;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-6);
}

.luxury-skill-card {
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.luxury-skill-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    border-radius: var(--radius-2xl) var(--radius-2xl) 0 0;
}

[data-theme="dark"] .luxury-skill-card {
    background: var(--dark-luxury-surface);
    border: 1px solid var(--dark-luxury-border);
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 
                0 0 0 1px rgba(251, 191, 36, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .luxury-skill-card::before {
    background: linear-gradient(90deg, var(--dark-luxury-accent), var(--dark-luxury-secondary));
}

.luxury-skill-card:hover {
    transform: translateY(-10px) scale(1.03);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.2);
}

[data-theme="dark"] .luxury-skill-card:hover {
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 
                0 0 0 1px rgba(251, 191, 36, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.luxury-skill-card h4 {
    font-size: var(--font-size-xl);
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-4);
    text-align: center;
    font-weight: 700;
}

[data-theme="dark"] .luxury-skill-card h4 {
    background: linear-gradient(135deg, var(--dark-luxury-accent), var(--dark-luxury-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tech-icons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: var(--spacing-4);
}

.tech-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.tech-item:hover {
    background: var(--gray-50);
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(30, 64, 175, 0.2);
}

[data-theme="dark"] .tech-item:hover {
    background: rgba(251, 191, 36, 0.1);
    box-shadow: 0 8px 25px rgba(251, 191, 36, 0.3);
}

.tech-item i {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
}

[data-theme="dark"] .tech-item i {
    color: var(--dark-luxury-accent);
}

.tech-item span {
    font-size: var(--font-size-xs);
    font-weight: 500;
    text-align: center;
}

/* Experience Section */
.timeline {
    position: relative;
    padding-left: var(--spacing-8);
}

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

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-12);
    animation: fadeInLeft 0.6s ease-out;
}

.timeline-marker {
    position: absolute;
    left: -var(--spacing-8);
    top: var(--spacing-4);
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    border: 3px solid var(--white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background: var(--white);
    padding: var(--spacing-6);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-left: var(--spacing-6);
    transition: transform var(--transition-normal);
}

.timeline-content:hover {
    transform: translateX(10px);
}

.timeline-content h3 {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-2);
}

.timeline-period {
    font-size: var(--font-size-sm);
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: var(--spacing-3);
}

.timeline-description {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--spacing-4);
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.tag {
    background: var(--gray-100);
    color: var(--gray-700);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

/* Projects Section */
.projects {
    background: var(--gray-50);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-8);
}

.project-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    animation: fadeInUp 0.6s ease-out;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.project-image {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 64, 175, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.project-links {
    display: flex;
    gap: var(--spacing-4);
}

.project-link {
    background: var(--white);
    color: var(--primary-color);
    padding: var(--spacing-3);
    border-radius: 50%;
    text-decoration: none;
    transition: transform var(--transition-fast);
}

.project-link:hover {
    transform: scale(1.1);
}

.project-content {
    padding: var(--spacing-6);
}

.project-content h3 {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-3);
}

.project-content p {
    color: var(--gray-600);
    line-height: 1.6;
    margin-bottom: var(--spacing-4);
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.tech-tag {
    background: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 500;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-8);
}

.service-card {
    background: var(--white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-normal);
    animation: fadeInUp 0.6s ease-out;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-6);
    transition: transform var(--transition-normal);
}

.service-card:hover .service-icon {
    transform: rotate(360deg);
}

.service-icon i {
    font-size: var(--font-size-3xl);
    color: var(--white);
}

.service-card h3 {
    font-size: var(--font-size-xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-4);
}

.service-card p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--spacing-6);
}

.service-features {
    list-style: none;
    text-align: left;
}

.service-features li {
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
    position: relative;
    padding-left: var(--spacing-6);
}

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

/* Contact Section */
.contact {
    background: var(--gray-50);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-12);
    align-items: start;
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    color: var(--primary-color);
    margin-bottom: var(--spacing-4);
}

.contact-info p {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: var(--spacing-8);
}

.contact-details {
    margin-bottom: var(--spacing-8);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-4);
    color: var(--gray-700);
}

.contact-item i {
    color: var(--primary-color);
    width: 20px;
}

.social-links {
    display: flex;
    gap: var(--spacing-4);
}

.social-link {
    background: var(--white);
    color: var(--primary-color);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: var(--spacing-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: var(--spacing-6);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-2);
    color: var(--gray-700);
    font-weight: 600;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-input {
    width: 100%;
    padding: var(--spacing-4);
    border: 2px solid var(--gray-300);
    border-radius: var(--radius-lg);
    background: var(--gray-50);
    color: var(--gray-800);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: all var(--transition-normal);
    resize: none;
    outline: none;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1), inset 0 1px 3px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.form-input:hover {
    border-color: var(--gray-400);
    background: var(--white);
}

.form-input:invalid:not(:focus):not(:placeholder-shown) {
    border-color: var(--error-color);
    background: rgba(239, 68, 68, 0.05);
}

.form-input:valid:not(:focus):not(:placeholder-shown) {
    border-color: var(--success-color);
    background: rgba(16, 185, 129, 0.05);
}

.form-group:has(.form-input:invalid:not(:focus):not(:placeholder-shown)) .form-label {
    color: var(--error-color);
}

.form-group:has(.form-input:valid:not(:focus):not(:placeholder-shown)) .form-label {
    color: var(--success-color);
}

.form-group:has(.form-input:focus) .form-label {
    color: var(--primary-color);
}

/* Error message styling */
.error-message {
    color: var(--error-color);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-1);
    display: none;
}

.form-group.error .error-message {
    display: block;
}

.form-group.error .form-input {
    border-color: var(--error-color);
    background: rgba(239, 68, 68, 0.05);
}

.form-group.error .form-label {
    color: var(--error-color);
}

.luxury-btn {
    width: 100%;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border: none;
    padding: var(--spacing-4) var(--spacing-8);
    border-radius: var(--radius-lg);
    color: var(--white);
    font-weight: 600;
    font-size: var(--font-size-lg);
    cursor: pointer;
    transition: all var(--transition-normal);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.luxury-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: left var(--transition-slow);
}

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

.luxury-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(30, 64, 175, 0.4);
}

.luxury-btn .btn-icon {
    transition: transform var(--transition-fast);
    margin-left: var(--spacing-2);
}

.luxury-btn:hover .btn-icon {
    transform: translateX(5px);
}

/* Footer */
.footer {
    background: var(--gray-900);
    color: var(--gray-300);
    text-align: center;
    padding: var(--spacing-8) 0;
}

.footer-content p {
    margin-bottom: var(--spacing-2);
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: var(--spacing-6);
    right: var(--spacing-6);
    background: var(--primary-color);
    color: var(--white);
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: var(--z-fixed);
}

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

.scroll-to-top:hover {
    background: #1d4ed8;
    transform: translateY(-3px);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

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

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

/* Responsive Design */
@media (max-width: 1024px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-8);
    }
    
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--white);
        width: 100%;
        text-align: center;
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-lg);
        padding: var(--spacing-6) 0;
        gap: var(--spacing-4);
    }
    
    [data-theme="dark"] .nav-menu {
        background: var(--gray-900);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-title .title-name {
        font-size: var(--font-size-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .timeline {
        padding-left: var(--spacing-6);
    }
    
    .timeline-content {
        margin-left: var(--spacing-4);
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-icons {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-4);
    }
    
    .nav-container {
        padding: 0 var(--spacing-4);
    }
    
    .profile-img {
        width: 150px;
        height: 150px;
    }
    
    .hero-title .title-name {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-base);
    }
    
    section {
        padding: var(--spacing-16) 0;
    }
    
    .bio-card,
    .skill-category,
    .service-card,
    .contact-form {
        padding: var(--spacing-6);
    }
    
    .social-links {
        justify-content: center;
    }
    
    .tech-icons {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Scroll animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Intersection Observer Animation Classes */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease-out;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* Loading Animation */
.loading {
    opacity: 0;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --gray-400: #666666;
        --gray-500: #555555;
        --gray-600: #444444;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Print styles */
@media print {
    .navbar,
    .scroll-to-top,
    .hero-buttons,
    .contact-form {
        display: none;
    }
    
    body {
        color: #000;
        background: #fff;
    }
    
    .hero {
        min-height: auto;
        padding: 2rem 0;
    }
    
    section {
        padding: 1rem 0;
        break-inside: avoid;
    }
}