/* ============================================
   ROOT VARIABLES & GLOBAL STYLES
   ============================================ */
:root {
    --primary-color: #3b82f6;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    --dark-bg: #0a0e27;
    --darker-bg: #050812;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-bg-hover: rgba(255, 255, 255, 0.08);
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --border-color: rgba(255, 255, 255, 0.1);
    --success-color: #10b981;
    --warning-color: #f59e0b;
    
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-mono: 'Courier New', monospace;
    
    --transition-fast: 0.2s ease-out;
    --transition-normal: 0.3s ease-out;
    --transition-slow: 0.5s ease-out;
    
    --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);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--darker-bg) 100%);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 32px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: left var(--transition-normal);
    z-index: -1;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: 2px solid transparent;
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 30px rgba(59, 130, 246, 0.4);
}

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

.btn-secondary:hover {
    background: rgba(59, 130, 246, 0.1);
    transform: translateY(-2px);
}

.btn-tertiary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-tertiary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

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

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

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

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px rgba(59, 130, 246, 0.3);
    }
    50% {
        box-shadow: 0 0 40px rgba(139, 92, 246, 0.5);
    }
}

@keyframes typing {
    0% {
        width: 0;
    }
    100% {
        width: 100%;
    }
}

@keyframes blink {
    0%, 49%, 100% {
        border-right-color: var(--primary-color);
    }
    50% {
        border-right-color: transparent;
    }
}

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

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    animation: slideDown 0.5s ease-out;
}

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

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

.nav-logo a {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
    transition: transform var(--transition-normal);
}

.nav-logo a:hover {
    transform: scale(1.05);
}

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

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    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;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: all var(--transition-normal);
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(10px, 10px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 100px 20px 50px;
    background: linear-gradient(135deg, var(--darker-bg), var(--dark-bg));
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    top: 50%;
    left: -10%;
    transform: translateY(-50%);
    animation: float 6s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    bottom: -10%;
    right: -10%;
    animation: float 8s ease-in-out infinite reverse;
}

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

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    width: 100%;
    position: relative;
    z-index: 2;
}

.hero-greeting {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 10px;
    animation: fadeInUp 0.8s ease-out;
}

.hero-title {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    min-height: 50px;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.typing-text {
    border-right: 3px solid var(--primary-color);
    white-space: nowrap;
    overflow: hidden;
    animation: typing 3s steps(30, end) infinite, blink 0.8s infinite;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 500px;
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-socials {
    display: flex;
    gap: 15px;
    animation: fadeInUp 0.8s ease-out 0.5s both;
}

.social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    color: var(--text-primary);
    transition: all var(--transition-normal);
}

.social-link:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: transparent;
    transform: translateY(-5px);
}

.hero-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: slideInRight 0.8s ease-out 0.2s both;
}

.floating-icons {
    position: absolute;
    width: 300px;
    height: 300px;
}

.floating-icon {
    position: absolute;
    font-size: 3rem;
    animation: floating 4s ease-in-out infinite;
}

.floating-icon.icon-1 {
    top: 20px;
    left: 20px;
    animation-delay: 0s;
}

.floating-icon.icon-2 {
    top: 50px;
    right: 30px;
    animation-delay: 0.5s;
}

.floating-icon.icon-3 {
    bottom: 30px;
    left: 50px;
    animation-delay: 1s;
}

.floating-icon.icon-4 {
    bottom: 40px;
    right: 40px;
    animation-delay: 1.5s;
}

.hero-image {
    width: 300px;
    height: 300px;
    border-radius: 20px;
    border: 3px solid var(--border-color);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.3);
    object-fit: cover;
    animation: glow 3s ease-in-out infinite;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--text-secondary);
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.scroll-indicator span {
    display: block;
    animation: floating 3s ease-in-out infinite;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--darker-bg), var(--dark-bg));
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-item {
    padding: 30px;
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    animation: fadeInUp 0.8s ease-out;
}

.about-item:hover {
    background: var(--card-bg-hover);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.2);
}

.about-item h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--primary-color);
}

.about-item p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.about-highlights {
    padding: 40px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out 0.1s both;
}

.about-highlights h3 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: var(--text-primary);
}

.highlights-list {
    list-style: none;
    margin-bottom: 30px;
}

.highlights-list li {
    font-size: 1.1rem;
    padding: 12px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.checkmark {
    color: var(--success-color);
    font-weight: 700;
}

.about-cta {
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
    font-style: italic;
    color: var(--primary-color);
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--dark-bg), var(--darker-bg));
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.skill-category {
    padding: 40px;
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    animation: fadeInUp 0.8s ease-out;
}

.skill-category:hover {
    background: var(--card-bg-hover);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

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

.skill-icon {
    font-size: 2rem;
}

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

.skill-item {
    animation: fadeInUp 0.8s ease-out;
}

.skill-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.progress-bar {
    height: 8px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.progress {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    animation: progressFill 1.5s ease-out forwards;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.5);
}

@keyframes progressFill {
    from {
        width: 0 !important;
    }
}

/* ============================================
   PROJECTS SECTION
   ============================================ */
.projects {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--darker-bg), var(--dark-bg));
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.project-card {
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    animation: fadeInUp 0.8s ease-out;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    background: var(--card-bg-hover);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.project-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    background: rgba(59, 130, 246, 0.1);
}

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

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

.project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: center;
    padding: 20px;
}

.github-placeholder {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.2), rgba(236, 72, 153, 0.2));
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition-normal);
}

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

.project-btn {
    padding: 12px 32px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    text-decoration: none;
    transition: transform var(--transition-normal);
}

.project-btn:hover {
    transform: scale(1.05);
}

.project-content {
    padding: 30px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.project-content h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}

.project-tech {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.tech-tag {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(59, 130, 246, 0.2);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.project-links {
    display: flex;
    gap: 15px;
}

.project-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.project-link:hover {
    background: rgba(59, 130, 246, 0.2);
    border-color: var(--primary-color);
    transform: translateX(3px);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--dark-bg), var(--darker-bg));
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 40px 30px;
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all var(--transition-normal);
    animation: fadeInUp 0.8s ease-out;
}

.service-card:hover {
    background: var(--card-bg-hover);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    display: inline-block;
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ============================================
   ACHIEVEMENTS SECTION
   ============================================ */
.achievements {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--darker-bg), var(--dark-bg));
}

.achievement-counters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.counter {
    padding: 40px;
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    transition: all var(--transition-normal);
    animation: fadeInUp 0.8s ease-out;
}

.counter:hover {
    background: var(--card-bg-hover);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.counter-number {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 10px;
}

.counter-label {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* ============================================
   WHY ME SECTION
   ============================================ */
.why-me {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--dark-bg), var(--darker-bg));
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.why-card {
    padding: 40px;
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all var(--transition-normal);
    animation: fadeInUp 0.8s ease-out;
}

.why-card:hover {
    background: var(--card-bg-hover);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.15);
}

.why-icon {
    font-size: 3rem;
    margin-bottom: 15px;
    display: inline-block;
    animation: floating 4s ease-in-out infinite;
}

.why-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.why-card p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: 100px 20px;
    background: linear-gradient(135deg, var(--darker-bg), var(--dark-bg));
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-form-container {
    padding: 40px;
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    animation: slideInLeft 0.8s ease-out;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

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

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 1rem;
    transition: all var(--transition-normal);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(59, 130, 246, 0.2);
}

.contact-form .btn {
    width: 100%;
    margin-top: 10px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
    animation: slideInRight 0.8s ease-out;
}

.contact-item {
    padding: 30px;
    border-radius: 12px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    display: flex;
    gap: 20px;
    transition: all var(--transition-normal);
}

.contact-item:hover {
    background: var(--card-bg-hover);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateX(5px);
}

.contact-icon {
    font-size: 2rem;
    min-width: 50px;
}

.contact-details h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.contact-details a,
.contact-details p {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-normal);
}

.contact-details a:hover {
    color: var(--primary-color);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: 60px 20px 30px;
    background: var(--darker-bg);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-normal);
}

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

.footer-socials {
    display: flex;
    gap: 15px;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    transition: all var(--transition-normal);
}

.footer-socials a:hover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-color: transparent;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border: 2px solid var(--primary-color);
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-color);
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
    z-index: 999;
}

.back-to-top:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-5px);
}

.back-to-top.show {
    display: flex;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-image-container {
        order: -1;
    }

    .section-header h2 {
        font-size: 2.5rem;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: rgba(10, 14, 39, 0.95);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 20px 0;
        gap: 1rem;
    }

    .nav-menu.active {
        left: 0;
    }

    .hamburger {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .projects-grid,
    .skills-grid,
    .services-grid,
    .why-grid {
        grid-template-columns: 1fr;
    }

    .achievement-counters {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .counter-number {
        font-size: 2.5rem;
    }

    .hero-socials {
        flex-direction: row;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }

    .footer-socials {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-greeting {
        font-size: 1rem;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 0.95rem;
    }

    .hero-image {
        width: 200px;
        height: 200px;
    }

    .section-header h2 {
        font-size: 1.5rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    .achievement-counters {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .counter-number {
        font-size: 2rem;
    }

    .nav-container {
        padding: 1rem;
    }

    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
    }

    .about-item,
    .about-highlights,
    .contact-form-container,
    .contact-item,
    .skill-category,
    .project-card,
    .service-card,
    .counter,
    .why-card {
        padding: 20px;
    }

    .hero::before,
    .hero::after {
        width: 300px;
        height: 300px;
    }
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */
.scroll-reveal {
    opacity: 0;
    transform: translateY(20px);
}

.scroll-reveal.active {
    animation: fadeInUp 0.8s ease-out forwards;
}