/* ===============================
   CSS Variables & Reset
   =============================== */
:root {
    /* Colors - Light Theme */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #ec4899;
    --accent-color: #14b8a6;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'Fira Code', 'Courier New', monospace;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* 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);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
}

/* Dark Theme */
body.dark-theme {
    --text-primary: #f9fafb;
    --text-secondary: #d1d5db;
    --text-light: #9ca3af;
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-dark: #020617;
    --border-color: #334155;
    
    /* Dark theme shadows with more opacity */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

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

/* ===============================
   Navigation
   =============================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-normal);
}

body.dark-theme .navbar {
    background: rgba(15, 23, 42, 0.95);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

body.dark-theme .navbar.scrolled {
    background: rgba(15, 23, 42, 0.98);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--spacing-md);
}

.nav-brand a {
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.nav-profile-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid transparent;
    opacity: 0;
    transform: scale(0);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.navbar.scrolled .nav-profile-img {
    opacity: 1;
    transform: scale(1);
    border-color: var(--primary-color);
}

body.dark-theme .nav-profile-img {
    border-color: rgba(168, 237, 234, 0.3);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

body.dark-theme .navbar.scrolled .nav-profile-img {
    border-color: #a8edea;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
    transition: color var(--transition-fast);
}

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

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

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 0.3rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all var(--transition-normal);
    border-radius: 3px;
}

/* Theme Toggle Button */
.theme-toggle {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-normal);
    color: var(--text-primary);
    font-size: 1.2rem;
}

.theme-toggle:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: rotate(180deg);
}

.theme-toggle .sun-icon,
.theme-toggle .moon-icon {
    position: absolute;
    transition: all var(--transition-normal);
}

.theme-toggle .sun-icon {
    opacity: 1;
    transform: rotate(0deg);
}

.theme-toggle .moon-icon {
    opacity: 0;
    transform: rotate(180deg);
}

body.dark-theme .theme-toggle .sun-icon {
    opacity: 0;
    transform: rotate(180deg);
}

body.dark-theme .theme-toggle .moon-icon {
    opacity: 1;
    transform: rotate(0deg);
}

/* ===============================
   Hero Section
   =============================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

body.dark-theme .hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 1;
    z-index: 0;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    transition: background var(--transition-normal);
    display: none;
}

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.15;
    animation: float 20s infinite ease-in-out;
    filter: blur(40px);
}

body.dark-theme .shape {
    opacity: 0.08;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: rgba(255, 255, 255, 0.3);
    top: -10%;
    left: -5%;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.2);
    top: 50%;
    right: -10%;
    animation-delay: 5s;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.25);
    bottom: 10%;
    left: 40%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    33% {
        transform: translateY(-30px) rotate(120deg);
    }
    66% {
        transform: translateY(30px) rotate(240deg);
    }
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
    padding: 10px;
}

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

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

.greeting {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
    margin-bottom: 0.5rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    line-height: 1.1;
    color: white;
}

.gradient-text {
    background: linear-gradient(135deg, #ffffff 0%, #a8edea 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: 2.2rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 1.5rem;
    font-weight: 700;
    min-height: 70px;
}

.typing-text {
    color: #fed7aa;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cursor {
    animation: blink 1s infinite;
    color: #fbbf24;
}

@keyframes blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

.hero-description {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2.5rem;
    max-width: 600px;
    line-height: 1.8;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1.05rem;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
    z-index: -1;
}

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

.btn-primary {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #1a1a2e;
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.4);
    font-weight: 800;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(251, 191, 36, 0.6);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: white;
    transform: translateY(-3px);
}

.social-links {
    display: flex;
    gap: 1.25rem;
    align-items: center;
}

.social-link {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all var(--transition-normal);
    border: 2px solid rgba(255, 255, 255, 0.3);
    font-size: 1.2rem;
}

.social-link:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: white;
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.social-link i {
    transition: transform var(--transition-fast);
}

.social-link:hover i {
    transform: scale(1.2);
}

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

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

.image-wrapper {
    position: relative;
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
    z-index: 1;
}

.image-border {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 100%;
    height: 100%;
    border: 4px solid rgba(251, 191, 36, 0.5);
    border-radius: 30px;
    z-index: 0;
    transition: all var(--transition-normal);
}

.image-wrapper:hover .image-border {
    top: 10px;
    right: 10px;
    border-color: #fbbf24;
}

.profile-img {
    width: 100%;
    height: auto;
    border-radius: 30px;
    display: block;
    position: relative;
    z-index: 2;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    transition: transform var(--transition-normal);
    border: 4px solid rgba(255, 255, 255, 0.3);
}

.profile-img:hover {
    transform: translate(-10px, -10px) scale(1.02);
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.3) 0%, rgba(118, 75, 162, 0.3) 100%);
    border-radius: 30px;
    opacity: 0.4;
    transition: opacity var(--transition-normal);
    pointer-events: none;
    z-index: 3;
}

.profile-img:hover ~ .image-overlay {
    opacity: 0;
}

.floating-badge {
    position: absolute;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    padding: 0.875rem 1.5rem;
    border-radius: 50px;
    box-shadow: 0 10px 30px rgba(251, 191, 36, 0.4);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 700;
    animation: floatBadge 3s infinite ease-in-out;
    color: #1a1a2e;
    border: 2px solid rgba(255, 255, 255, 0.5);
    z-index: 10;
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    cursor: default;
}

.floating-badge:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 15px 40px rgba(251, 191, 36, 0.6);
    animation-play-state: paused;
}

.floating-badge i {
    font-size: 1.2rem;
    transition: transform var(--transition-fast);
}

.floating-badge:hover i {
    transform: scale(1.2) rotate(5deg);
}

.badge-1 {
    top: -5%;
    right: -12%;
    animation-delay: 0s;
}

.badge-2 {
    bottom: 5%;
    left: -18%;
    animation-delay: 1.5s;
}

@keyframes floatBadge {
    0%, 100% { 
        transform: translateY(0) rotate(0deg); 
    }
    50% { 
        transform: translateY(-15px) rotate(2deg); 
    }
}

/* Section Header Animations */
@keyframes slideInFromTop {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes expandLine {
    from {
        width: 0;
        opacity: 0;
    }
    to {
        width: 100%;
        opacity: 1;
    }
}

.section-header.animate {
    animation: slideInFromTop 0.8s ease-out forwards;
}

.section-header.animate .title-line {
    animation: expandLine 1s ease-out 0.3s forwards;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
    animation: bounce 2s infinite;
}

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

.scroll-indicator p {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.mouse {
    width: 28px;
    height: 45px;
    border: 3px solid rgba(255, 255, 255, 0.6);
    border-radius: 25px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 10px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 3px;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; top: 10px; }
    100% { opacity: 0; top: 25px; }
}

/* Hide scroll indicator on mobile */
@media (max-width: 768px) {
    .scroll-indicator {
        display: none;
    }
}

/* Fade-in Animation */
.fade-in {
    animation: fadeIn 1.2s ease-out;
}

.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }
.fade-in:nth-child(4) { animation-delay: 0.4s; }
.fade-in:nth-child(5) { animation-delay: 0.5s; }

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

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

.section-header {
    margin-bottom: 4rem;
    text-align: center;
    position: relative;
}

.section-header::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-title {
    font-size: 3rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
    position: relative;
    letter-spacing: -0.5px;
}

.section-title::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.1;
    font-size: 4rem;
    font-weight: 900;
    z-index: -1;
    pointer-events: none;
}

body.dark-theme .section-title::after {
    opacity: 0.05;
}

.title-number {
    color: var(--primary-color);
    font-family: var(--font-mono);
    font-size: 1.5rem;
}

.title-line {
    flex: 1;
    max-width: 250px;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), transparent);
    border-radius: 2px;
    position: relative;
}

.title-line::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 12px;
    height: 12px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary-color);
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
    font-weight: 400;
}

/* ===============================
   About Section
   =============================== */
.about {
    background: var(--bg-secondary);
}

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

.about-paragraph {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.05rem;
    line-height: 1.8;
}

.about-tech {
    margin-top: 2rem;
}

.about-tech p {
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.tech-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    list-style: none;
}

.tech-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.9rem;
}

.tech-list i {
    color: var(--primary-color);
    font-size: 0.7rem;
}

.about-img-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.about-img-wrapper img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform var(--transition-slow);
}

.about-img-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0.3;
    transition: opacity var(--transition-normal);
}

.about-img-wrapper:hover img {
    transform: scale(1.05);
}

.about-img-wrapper:hover .about-img-overlay {
    opacity: 0;
}

/* ===============================
   Skills Section
   =============================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.skill-category {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    text-align: center;
}

body.dark-theme .skill-category {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.skill-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.skill-category h3 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.skill-tag {
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border-radius: 20px;
    font-size: 0.9rem;
    color: var(--text-primary);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.skill-tag:hover {
    background: var(--gradient-primary);
    color: white;
    transform: translateY(-2px);
}

/* ===============================
   Projects Section
   =============================== */
.projects {
    background: var(--bg-secondary);
}

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

.project-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    cursor: pointer;
}

body.dark-theme .project-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.project-card.expanded {
    transform: translateY(0);
}

.project-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.project-content {
    padding: 1.5rem;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
}

.project-header h3 {
    font-size: 1.3rem;
    color: var(--text-primary);
}

.project-type {
    padding: 0.25rem 0.75rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

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

.project-tech span {
    padding: 0.375rem 0.75rem;
    background: var(--bg-secondary);
    border-radius: 15px;
    font-size: 0.85rem;
    color: var(--text-primary);
}

/* Project Action Buttons */
.project-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.project-btn {
    flex: 1;
    min-width: 140px;
    padding: 0.65rem 1.25rem;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.project-btn.primary {
    background: var(--gradient-primary);
    color: white;
}

.project-btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

body.dark-theme .project-btn.secondary {
    color: var(--primary-light);
    border-color: var(--primary-light);
}

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

body.dark-theme .project-btn.secondary:hover {
    background: var(--primary-light);
    color: var(--bg-dark);
}

.project-btn i {
    font-size: 1rem;
}

/* Expand Button */
.expand-btn {
    width: 100%;
    margin-top: 1rem;
    padding: 0.75rem;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

.expand-btn i {
    transition: transform var(--transition-normal);
}

/* Project Modal Overlay */
.project-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.project-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* Project Modal Card */
.project-modal {
    background: white;
    border-radius: 16px;
    max-width: 1000px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: scale(0.8) translateY(50px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

body.dark-theme .project-modal {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.project-modal-overlay.active .project-modal {
    transform: scale(1) translateY(0);
    opacity: 1;
}

/* Modal Header */
.modal-header {
    position: sticky;
    top: 0;
    background: white;
    z-index: 10;
    padding: 1.5rem 2rem;
    border-bottom: 2px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

body.dark-theme .modal-header {
    background: var(--bg-secondary);
}

.modal-header h3 {
    font-size: 1.75rem;
    color: var(--text-primary);
    margin: 0;
}

.modal-close {
    width: 40px;
    height: 40px;
    background: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    font-size: 1.2rem;
}

.modal-close:hover {
    transform: rotate(90deg);
    background: var(--primary-dark);
}

/* Modal Content */
.modal-content {
    padding: 2rem;
}

.modal-project-type {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--gradient-primary);
    color: white;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.modal-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.modal-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.modal-tech span {
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border-radius: 20px;
    font-size: 0.95rem;
    color: var(--text-primary);
    font-weight: 500;
}

.modal-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.modal-actions .project-btn {
    flex: 1;
    min-width: 160px;
    padding: 0.85rem 1.5rem;
    font-size: 1rem;
}

/* Expanded Content (kept for backward compatibility but hidden) */
.project-expanded {
    display: none;
}

/* Image Carousel */
.project-carousel {
    padding: 0;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 2rem;
}

body.dark-theme .project-carousel {
    background: #000;
}

.carousel-container {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    background: #000;
}

.carousel-slides {
    position: relative;
    height: 500px;
    display: flex;
}

.carousel-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.carousel-slide.active {
    opacity: 1;
    pointer-events: auto;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    border-radius: 50%;
    color: var(--primary-color);
    font-size: 1.3rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-btn:hover {
    background: white;
    transform: translateY(-50%) scale(1.15);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.carousel-btn.prev {
    left: 20px;
}

.carousel-btn.next {
    right: 20px;
}

.carousel-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 12px;
    padding: 1.5rem;
    background: white;
}

body.dark-theme .carousel-indicators {
    background: var(--bg-dark);
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.indicator.active {
    background: var(--primary-color);
    transform: scale(1.4);
}

.indicator:hover {
    background: var(--primary-light);
    transform: scale(1.2);
}

/* Project Details */
.project-details {
    padding: 1.5rem;
}

.detail-section {
    margin-bottom: 1.5rem;
}

.detail-section:last-child {
    margin-bottom: 0;
}

.detail-section h5 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detail-section h5 i {
    color: var(--primary-color);
}

.detail-section ul {
    list-style: none;
    padding: 0;
}

.detail-section ul li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    color: var(--text-secondary);
    line-height: 1.6;
    position: relative;
}

.detail-section ul li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.detail-section ul li strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
    .project-modal-overlay {
        padding: 1rem;
    }
    
    .modal-header {
        padding: 1rem 1.5rem;
    }
    
    .modal-header h3 {
        font-size: 1.4rem;
    }
    
    .modal-content {
        padding: 1.5rem;
    }
    
    .carousel-slides {
        height: 300px;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }
    
    .carousel-btn.prev {
        left: 10px;
    }
    
    .carousel-btn.next {
        right: 10px;
    }
    
    .modal-actions {
        flex-direction: column;
    }
    
    .modal-actions .project-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .carousel-slides {
        height: 220px;
    }
    
    .modal-description {
        font-size: 1rem;
    }
}

/* ===============================
   Freelance Section
   =============================== */
.freelance-timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.freelance-timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--gradient-primary);
}

.timeline-item {
    position: relative;
    padding-left: 60px;
    margin-bottom: 3rem;
}

.timeline-dot {
    position: absolute;
    left: 10px;
    top: 0;
    width: 23px;
    height: 23px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 4px solid white;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.2);
}

.timeline-content {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

body.dark-theme .timeline-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.timeline-content:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-xl);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.timeline-header h3 {
    font-size: 1.5rem;
    color: var(--text-primary);
}

.timeline-date {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.timeline-client {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.timeline-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.timeline-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.timeline-tech span {
    padding: 0.375rem 0.875rem;
    background: var(--bg-secondary);
    border-radius: 15px;
    font-size: 0.85rem;
    color: var(--text-primary);
}

.timeline-achievements {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.achievement {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--text-secondary);
}

.achievement i {
    color: var(--accent-color);
    font-size: 1.1rem;
}

.achievement a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.achievement a:hover {
    color: var(--primary-light);
    text-decoration: underline;
}

/* ===============================
   Education Section
   =============================== */
.education {
    background: var(--bg-secondary);
}

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

.education-card,
.certifications-card,
.achievements-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

body.dark-theme .education-card,
body.dark-theme .certifications-card,
body.dark-theme .achievements-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.education-card:hover,
.certifications-card:hover,
.achievements-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.education-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
}

.education-content h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.education-institution,
.education-period {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.education-institution i,
.education-period i {
    color: var(--primary-color);
}

.education-description {
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 1.5rem 0;
}

.education-highlights {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.education-highlights span {
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.education-highlights i {
    color: #fbbf24;
}

.certifications-card h3,
.achievements-card h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.certifications-card h3 i,
.achievements-card h3 i {
    color: var(--primary-color);
}

.cert-list,
.achievement-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.cert-item,
.achievement-item {
    display: flex;
    gap: 1rem;
    align-items: start;
}

.cert-item i {
    color: var(--accent-color);
    font-size: 1.2rem;
    margin-top: 0.25rem;
}

.cert-item h4,
.achievement-item h4 {
    color: var(--text-primary);
    font-size: 1.05rem;
    margin-bottom: 0.25rem;
}

.cert-item p,
.achievement-item p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

/* ===============================
   Contact Section
   =============================== */
.contact-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

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

.contact-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-normal);
}

body.dark-theme .contact-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.contact-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.contact-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.contact-btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all var(--transition-normal);
}

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

.contact-form-wrapper {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

body.dark-theme .contact-form-wrapper {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 600;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn-submit {
    align-self: flex-start;
}

/* ===============================
   Footer
   =============================== */
.footer {
    position: relative;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: white;
    padding: 5rem 0 1.5rem;
    overflow: hidden;
}

/* Animated Wave Background */
.footer-waves {
    position: absolute;
    top: -100px;
    left: 0;
    width: 100%;
    height: 200px;
    z-index: 1;
    overflow: hidden;
}

.wave {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    animation: wave-animation 8s ease-in-out infinite;
}

.wave-1 {
    animation-delay: 0s;
}

.wave-2 {
    animation-delay: -4s;
}

@keyframes wave-animation {
    0%, 100% {
        transform: translateX(0) translateY(0);
    }
    50% {
        transform: translateX(-25px) translateY(-10px);
    }
}

/* Floating Particles */
.footer-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.8), transparent);
    border-radius: 50%;
    animation: float-particle 15s infinite ease-in-out;
}

.particle:nth-child(1) {
    width: 80px;
    height: 80px;
    left: 10%;
    top: 20%;
    animation-delay: 0s;
}

.particle:nth-child(2) {
    width: 60px;
    height: 60px;
    left: 70%;
    top: 40%;
    animation-delay: -3s;
}

.particle:nth-child(3) {
    width: 100px;
    height: 100px;
    left: 30%;
    top: 60%;
    animation-delay: -6s;
}

.particle:nth-child(4) {
    width: 70px;
    height: 70px;
    left: 80%;
    top: 10%;
    animation-delay: -9s;
}

.particle:nth-child(5) {
    width: 50px;
    height: 50px;
    left: 50%;
    top: 80%;
    animation-delay: -12s;
}

.particle:nth-child(6) {
    width: 90px;
    height: 90px;
    left: 15%;
    top: 70%;
    animation-delay: -2s;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.6), transparent);
}

.particle:nth-child(7) {
    width: 65px;
    height: 65px;
    left: 85%;
    top: 50%;
    animation-delay: -7s;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.5), transparent);
}

.particle:nth-child(8) {
    width: 75px;
    height: 75px;
    left: 40%;
    top: 30%;
    animation-delay: -10s;
}

@keyframes float-particle {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.3;
    }
    25% {
        transform: translate(30px, -30px) scale(1.1);
        opacity: 0.5;
    }
    50% {
        transform: translate(-20px, -50px) scale(0.9);
        opacity: 0.4;
    }
    75% {
        transform: translate(40px, -20px) scale(1.05);
        opacity: 0.6;
    }
}

.footer-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    animation: rotate-logo 20s linear infinite;
}

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

.footer-brand h3 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    font-family: var(--font-mono);
    background: linear-gradient(135deg, #8b5cf6, #ec4899, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 3s ease infinite;
    background-size: 200% 200%;
}

@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* Footer Stats */
.footer-stats {
    display: flex;
    gap: 2rem;
    margin-top: 1rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    background: rgba(139, 92, 246, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(139, 92, 246, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: rgba(139, 92, 246, 0.2);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.stat-number {
    font-size: 2rem;
    font-weight: bold;
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.25rem;
}

.footer-links h4,
.footer-social h4 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    position: relative;
    padding-bottom: 0.5rem;
}

.footer-links h4::after,
.footer-social h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background: linear-gradient(90deg, #8b5cf6, #ec4899);
    border-radius: 2px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    position: relative;
}

.footer-links a i {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.footer-links a:hover {
    color: #8b5cf6;
    padding-left: 10px;
}

.footer-links a:hover i {
    transform: translateX(5px);
}

.footer-social .social-links {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.social-link {
    position: relative;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    color: white;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-link:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.4);
}

.social-link.github:hover {
    background: linear-gradient(135deg, #333, #555);
    border-color: #fff;
}

.social-link.linkedin:hover {
    background: linear-gradient(135deg, #0077b5, #00a0dc);
    border-color: #0077b5;
}

.social-link.leetcode:hover {
    background: linear-gradient(135deg, #ffa116, #ffb800);
    border-color: #ffa116;
}

.social-link.email:hover {
    background: linear-gradient(135deg, #ea4335, #ff6b6b);
    border-color: #ea4335;
}

.social-tooltip {
    position: absolute;
    bottom: 110%;
    left: 50%;
    transform: translateX(-50%) scale(0);
    background: rgba(0, 0, 0, 0.9);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    transition: all 0.3s ease;
    pointer-events: none;
}

.social-tooltip::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 6px solid transparent;
    border-top-color: rgba(0, 0, 0, 0.9);
}

.social-link:hover .social-tooltip {
    opacity: 1;
    transform: translateX(-50%) scale(1);
}

/* CTA Button */
.footer-cta {
    margin-top: 1.5rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, #8b5cf6, #ec4899);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(139, 92, 246, 0.6);
}

.cta-button i {
    transition: transform 0.3s ease;
}

.cta-button:hover i {
    transform: translateX(5px);
}

.footer-bottom {
    position: relative;
    z-index: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    margin: 0;
}

.footer-bottom i.heartbeat {
    color: #ef4444;
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% {
        transform: scale(1);
    }
    10%, 30% {
        transform: scale(1.2);
    }
    20%, 40% {
        transform: scale(1);
    }
}

.footer-bottom i.fa-coffee {
    color: #a78bfa;
}

.footer-bottom-links a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-bottom-links a:hover {
    color: #8b5cf6;
}

.footer-bottom-links a:hover i {
    animation: bounce-up 0.6s ease;
}

@keyframes bounce-up {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .footer {
        padding: 4rem 0 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-stats {
        gap: 1rem;
    }

    .stat-item {
        padding: 0.75rem;
    }

    .stat-number {
        font-size: 1.5rem;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .footer-waves {
        height: 150px;
        top: -75px;
    }
}

/* ===============================
   Scroll to Top Button
   =============================== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

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

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

/* ===============================
   Responsive Design
   =============================== */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-subtitle {
        font-size: 1.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .image-wrapper {
        max-width: 350px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .timeline-content {
        padding: 1.5rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        flex-direction: column;
        background: white;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-normal);
    }
    
    body.dark-theme .nav-menu {
        background: var(--bg-secondary);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-header {
        margin-bottom: 3rem;
    }
    
    .section-header::before {
        width: 50px;
        height: 3px;
    }
    
    .section-title {
        font-size: 2.2rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .section-title::after {
        font-size: 3rem;
    }
    
    .section-subtitle {
        font-size: 1.05rem;
    }
    
    .title-line {
        max-width: 150px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .floating-badge {
        display: none;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .badge-1,
    .badge-2 {
        display: none;
    }
    
    .scroll-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
}

/* ===============================
   Utility Classes
   =============================== */
.hidden {
    display: none;
}

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

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }