/* ========================================
   Modern Portfolio - Kumsal Ajans Style
   ======================================== */

:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #764ba2;
    --accent: #f093fb;
    --dark: #1a202c;
    --gray: #718096;
    --light: #f7fafc;
    --white: #ffffff;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-accent: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
}

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

.nav-menu a {
    color: var(--dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width 0.3s;
}

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

/* Hero Section */
.hero-modern {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
}

.hero-background {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.gradient-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s infinite;
}

.circle-1 {
    width: 500px;
    height: 500px;
    background: #667eea;
    top: -250px;
    right: -250px;
    animation-delay: 0s;
}

.circle-2 {
    width: 400px;
    height: 400px;
    background: #f093fb;
    bottom: -200px;
    left: -200px;
    animation-delay: 5s;
}

.circle-3 {
    width: 300px;
    height: 300px;
    background: #764ba2;
    top: 50%;
    left: 50%;
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(30px, 30px); }
    50% { transform: translate(0, 50px); }
    75% { transform: translate(-30px, 20px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(255,255,255,0.3);
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.text-gradient {
    background: linear-gradient(45deg, #fff, #f093fb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
}

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

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

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.5rem 1.5rem;
    font-size: 0.9rem;
}

/* Stats Section */
.stats-section {
    padding: 4rem 0;
    background: var(--white);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.stat-item {
    padding: 2rem;
    border-radius: 20px;
    background: var(--light);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.stat-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.stat-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow);
}

.stat-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--gray);
    font-size: 1rem;
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Services Section */
.services-section {
    padding: 6rem 0;
    background: var(--light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 0;
    transform: translateY(30px);
}

.service-card.visible {
    opacity: 1;
    transform: translateY(0);
}

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

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--gray);
    line-height: 1.6;
}

/* Portfolio Section */
.portfolio-section {
    padding: 6rem 0;
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 2rem;
    border: 2px solid var(--primary);
    background: transparent;
    color: var(--primary);
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: transparent;
}

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

.project-card {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    opacity: 0;
    transform: scale(0.9);
}

.project-card.visible {
    opacity: 1;
    transform: scale(1);
}

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

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

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

.project-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--white);
    font-weight: 700;
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: rgba(102, 126, 234, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

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

.project-content {
    padding: 1.5rem;
}

.project-category {
    display: inline-block;
    padding: 0.25rem 1rem;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.8rem;
    margin-bottom: 0.5rem;
}

.project-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.project-content p {
    color: var(--gray);
    line-height: 1.6;
}

/* Tech Badges */
.tech-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tech-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--light);
    color: var(--dark);
    border-radius: 20px;
    font-size: 0.9rem;
    border: 2px solid var(--primary);
}

/* Contact Section */
.contact-section {
    padding: 6rem 0;
    background: var(--light);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 15px;
    margin-bottom: 1rem;
    box-shadow: var(--shadow);
}

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

.contact-item h4 {
    margin-bottom: 0.25rem;
}

.contact-item a {
    color: var(--primary);
    text-decoration: none;
}

.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem;
    margin-bottom: 1rem;
    border: 2px solid var(--light);
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

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

.contact-form button {
    width: 100%;
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 2rem 0;
    text-align: center;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: var(--shadow-lg);
    z-index: 999;
    transition: var(--transition);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

/* Animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

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

.animate-slide-up {
    opacity: 0;
    transform: translateY(50px);
    animation: slideUp 0.8s ease-out forwards;
}

.animate-fade-in {
    opacity: 0;
    animation: fadeIn 0.8s ease-out forwards;
}

.delay-1 {
    animation-delay: 0.2s;
}

.delay-2 {
    animation-delay: 0.4s;
}

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

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

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .nav-menu {
        display: none;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    grid-column: 1 / -1;
}

.empty-state p {
    color: var(--gray);
    font-size: 1.1rem;
}

/* ========================================
   ULTRA MODERN ADDITIONS
   ======================================== */

/* Animated Gradient Background */
@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* Ultra Modern Hero */
.hero-ultra {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
}

.hero-particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    top: 0;
    left: 0;
}

.particle {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    animation: float 20s infinite ease-in-out;
}

.particle:nth-child(1) { top: 10%; left: 20%; animation-delay: 0s; }
.particle:nth-child(2) { top: 60%; left: 70%; animation-delay: 3s; }
.particle:nth-child(3) { top: 40%; left: 40%; animation-delay: 6s; }
.particle:nth-child(4) { top: 80%; left: 10%; animation-delay: 9s; }
.particle:nth-child(5) { top: 20%; left: 80%; animation-delay: 12s; }

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.1); }
    66% { transform: translate(-20px, 20px) scale(0.9); }
}

.hero-gradient-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: orbit 30s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #f093fb 0%, transparent 70%);
    top: -250px;
    left: -250px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #a855f7 0%, transparent 70%);
    bottom: -200px;
    right: -200px;
    animation-delay: 10s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, #3b82f6 0%, transparent 70%);
    top: 50%;
    right: 10%;
    animation-delay: 20s;
}

@keyframes orbit {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(50px, 50px) scale(1.2); }
}

.hero-container {
    position: relative;
    z-index: 10;
}

.hero-content-modern {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.hero-badge-modern {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.hero-title-ultra {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.word-animate {
    display: inline-block;
    animation: slideUp 1s ease-out;
}

.gradient-text-animated {
    background: linear-gradient(90deg, #fff 0%, #f093fb 50%, #fff 100%);
    background-size: 200% auto;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-text 3s linear infinite;
}

@keyframes gradient-text {
    to { background-position: 200% center; }
}

.hero-subtitle-modern {
    font-size: clamp(1rem, 2vw, 1.3rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-modern {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn-primary-glow {
    background: white;
    color: #667eea;
    box-shadow: 0 10px 40px rgba(255, 255, 255, 0.3);
}

.btn-primary-glow:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 50px rgba(255, 255, 255, 0.4);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-3px);
}

.arrow-icon {
    transition: transform 0.3s;
}

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

.scroll-indicator-modern {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.mouse-scroll {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 13px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.7);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 2s infinite;
}

@keyframes scroll-wheel {
    0%, 100% { top: 8px; opacity: 0; }
    50% { top: 16px; opacity: 1; }
}

.arrow-scroll span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

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

/* Stats Section */
.stats-modern {
    padding: 4rem 0;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.05) 0%, rgba(255, 255, 255, 0) 100%);
}

.stats-grid-modern {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.stat-card-modern {
    position: relative;
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s;
    overflow: hidden;
}

.stat-card-modern:hover {
    transform: translateY(-10px);
}

.stat-glow {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb);
    background-size: 200% 100%;
    animation: glow-slide 3s linear infinite;
}

@keyframes glow-slide {
    to { background-position: 200% 0; }
}

.stat-icon-modern {
    margin-bottom: 1rem;
}

.icon-circle {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.stat-number-modern {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 1rem 0 0.5rem;
}

.stat-label-modern {
    color: #718096;
    font-size: 1rem;
    font-weight: 500;
}

/* Section Headers */
.section-header-modern {
    text-align: center;
    margin-bottom: 4rem;
}

.section-badge-neon {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.section-title-gradient {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1rem;
}

.section-desc-modern {
    font-size: 1.1rem;
    color: #718096;
    max-width: 600px;
    margin: 0 auto;
}

/* 3D Services Section */
.services-ultra {
    padding: 6rem 0;
    background: white;
}

.services-grid-3d {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card-3d {
    position: relative;
    perspective: 1000px;
    height: 100%;
}

.card-inner-3d {
    position: relative;
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
    overflow: hidden;
}

.service-card-3d:hover .card-inner-3d {
    transform: rotateX(5deg) rotateY(5deg) scale(1.05);
}

.service-shine {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transform: rotate(45deg);
    transition: all 0.5s;
}

.service-card-3d:hover .service-shine {
    left: 100%;
}

.service-icon-3d {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    transform: translateZ(50px);
}

.service-title-modern {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 1rem;
}

.service-desc {
    color: #718096;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.service-features-modern {
    list-style: none;
}

.service-features-modern li {
    padding: 0.5rem 0;
    color: #718096;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-features-modern li:before {
    content: "✓";
    color: #10b981;
    font-weight: bold;
}

/* Neon Portfolio Grid */
.portfolio-neon {
    padding: 6rem 0;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.02) 0%, white 100%);
}

.filter-pills {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-pill {
    padding: 0.75rem 1.5rem;
    border: 2px solid #e2e8f0;
    background: white;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    color: #718096;
    transition: all 0.3s;
}

.filter-pill:hover,
.filter-pill.active {
    border-color: #667eea;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

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

.project-card-neon {
    position: relative;
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card-neon:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.2);
}

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

.project-img-modern {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

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

.project-placeholder-modern {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-letter {
    font-size: 5rem;
    font-weight: 800;
    color: white;
}

.project-overlay-neon {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9) 0%, rgba(118, 75, 162, 0.9) 100%);
    opacity: 0;
    transition: opacity 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.overlay-content {
    display: flex;
    gap: 1rem;
}

.view-project-btn,
.demo-btn {
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    text-decoration: none;
    transition: transform 0.3s;
}

.view-project-btn:hover,
.demo-btn:hover {
    transform: scale(1.1);
}

.neon-border {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid transparent;
    border-radius: 20px;
    transition: border-color 0.3s;
    pointer-events: none;
}

.project-card-neon:hover .neon-border {
    border-color: #667eea;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5), inset 0 0 20px rgba(102, 126, 234, 0.1);
}

.project-info-modern {
    padding: 1.5rem;
}

.project-badge-neon {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.project-title-modern {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: 0.5rem;
}

.project-desc-modern {
    color: #718096;
    margin-bottom: 1rem;
}

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

.tech-pill {
    padding: 0.25rem 0.75rem;
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* Testimonials Slider */
.testimonials-modern {
    padding: 6rem 0;
    background: white;
}

.testimonials-slider {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.slider-wrapper {
    position: relative;
    min-height: 400px;
}

.testimonial-slide {
    position: absolute;
    width: 100%;
    opacity: 0;
    transition: opacity 0.5s;
    pointer-events: none;
}

.testimonial-slide.active {
    opacity: 1;
    pointer-events: all;
}

.testimonial-card-glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.5);
    position: relative;
}

.quote-icon {
    font-size: 5rem;
    color: #667eea;
    opacity: 0.2;
    position: absolute;
    top: 1rem;
    left: 2rem;
}

.stars-rating {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.testimonial-text {
    font-size: 1.2rem;
    color: #1a202c;
    line-height: 1.8;
    margin-bottom: 2rem;
    font-style: italic;
    text-align: center;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: center;
}

.author-avatar-modern {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #667eea;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.author-avatar-modern img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info-modern h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1a202c;
}

.author-info-modern span {
    color: #718096;
    font-size: 0.9rem;
}

.slider-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
}

.slider-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.slider-btn:hover {
    transform: scale(1.1);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

.slider-dots {
    display: flex;
    gap: 0.5rem;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #e2e8f0;
    cursor: pointer;
    transition: all 0.3s;
}

.dot.active {
    width: 30px;
    border-radius: 6px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

/* Contact Section */
.contact-ultra {
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
}

.contact-grid-modern {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info-modern {
    position: sticky;
    top: 100px;
}

.contact-subtitle {
    font-size: 1.1rem;
    color: #718096;
    margin: 1rem 0 2rem;
}

.contact-details-modern {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-item-glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 1.5rem;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.contact-icon-modern {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-item-glass h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 0.25rem;
}

.contact-item-glass a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s;
}

.contact-item-glass a:hover {
    color: #764ba2;
}

.contact-item-glass p {
    color: #718096;
    font-size: 0.95rem;
}

.social-links-modern {
    display: flex;
    gap: 1rem;
}

.social-btn-modern {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
    font-weight: bold;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.social-btn-modern.facebook { background: linear-gradient(135deg, #3b5998, #2d4373); }
.social-btn-modern.twitter { background: linear-gradient(135deg, #000000, #333333); }
.social-btn-modern.instagram { background: linear-gradient(135deg, #f093fb, #f5576c); }
.social-btn-modern.linkedin { background: linear-gradient(135deg, #0077b5, #005582); }

.social-btn-modern:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

/* Contact Form */
.contact-form-glass {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 3rem;
    border-radius: 30px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.form-group-modern {
    position: relative;
    margin-bottom: 2rem;
}

.input-modern {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 1rem;
    transition: all 0.3s;
    background: white;
}

.input-modern:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-modern:focus + .label-modern,
.input-modern:not(:placeholder-shown) + .label-modern {
    top: -10px;
    left: 10px;
    font-size: 0.85rem;
    background: white;
    padding: 0 5px;
    color: #667eea;
}

.label-modern {
    position: absolute;
    left: 1rem;
    top: 1rem;
    color: #718096;
    transition: all 0.3s;
    pointer-events: none;
}

textarea.input-modern {
    resize: vertical;
    min-height: 120px;
}

.btn-block {
    width: 100%;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 12px;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border: 1px solid #10b981;
}

.form-message.error {
    display: block;
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
    border: 1px solid #ef4444;
}

/* Floating Elements */
.whatsapp-container {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    z-index: 998;
}

.whatsapp-float-modern {
    width: auto;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    border: none;
    border-radius: 30px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 1.5rem;
    color: white;
    text-decoration: none;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    transition: all 0.3s;
    cursor: pointer;
}

.whatsapp-float-modern:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(37, 211, 102, 0.5);
}

.whatsapp-arrow {
    transition: transform 0.3s;
}

.whatsapp-container.active .whatsapp-arrow {
    transform: rotate(180deg);
}

.whatsapp-menu {
    position: absolute;
    bottom: 70px;
    left: 0;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    padding: 0.5rem;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.whatsapp-container.active .whatsapp-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.whatsapp-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: 10px;
    color: #1f2937;
    text-decoration: none;
    transition: all 0.2s;
}

.whatsapp-option:hover {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
}

.whatsapp-option svg {
    flex-shrink: 0;
}

.whatsapp-icon-pulse {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: pulse 2s infinite;
}

.whatsapp-text {
    font-size: 1rem;
}

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

.back-to-top-modern {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

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

.back-to-top-modern:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.4);
}

/* Navbar Scroll Effect */
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Empty State Modern */
.empty-state-modern {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    border: 2px dashed #e2e8f0;
}

.empty-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.empty-state-modern h3 {
    font-size: 1.5rem;
    color: #1a202c;
    margin-bottom: 0.5rem;
}

.empty-state-modern p {
    color: #718096;
    margin-bottom: 1.5rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .contact-grid-modern {
        grid-template-columns: 1fr;
    }
    
    .contact-info-modern {
        position: static;
    }
}

@media (max-width: 768px) {
    .hero-ultra {
        min-height: 80vh;
    }
    
    .hero-title-ultra {
        font-size: 2.5rem;
    }
    
    .stats-grid-modern {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid-3d,
    .projects-grid-neon {
        grid-template-columns: 1fr;
    }
    
    .filter-pills {
        flex-wrap: wrap;
    }
    
    .hero-cta-group {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-modern {
        width: 100%;
        justify-content: center;
    }
    
    .particle {
        width: 150px;
        height: 150px;
    }
    
    .contact-form-glass {
        padding: 2rem;
    }
    
    .whatsapp-float-modern {
        bottom: 1rem;
        right: 1rem;
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .back-to-top-modern {
        bottom: 1rem;
        left: 1rem;
        width: 45px;
        height: 45px;
    }
}

@media (max-width: 480px) {
    .stats-grid-modern {
        grid-template-columns: 1fr;
    }
    
    .hero-badge-modern,
    .section-badge-neon {
        font-size: 0.8rem;
        padding: 0.4rem 1rem;
    }
    
    .section-title-gradient {
        font-size: 2rem;
    }
    
    .testimonial-card-glass {
        padding: 2rem 1.5rem;
    }
    
    .testimonial-text {
        font-size: 1rem;
    }
}

/* AOS Library Animations Enhancement */
[data-aos] {
    pointer-events: auto;
}

/* ========================================
   AI CHATBOT WIDGET STYLES
   ======================================== */

/* Chatbot Toggle Button */
.chatbot-toggle {
    position: fixed;
    bottom: 2rem;
    right: 8rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50px;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
    transition: all 0.3s;
    z-index: 999;
    font-weight: 600;
}

.chatbot-toggle:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.5);
}

.chatbot-toggle.hidden {
    opacity: 0;
    visibility: hidden;
    transform: scale(0);
}

.toggle-icon {
    font-size: 1.5rem;
    animation: pulse 2s infinite;
}

/* Chatbot Widget */
.chatbot-widget {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 380px;
    height: 550px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transform: scale(0.8) translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    overflow: hidden;
}

.chatbot-widget.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1) translateY(0);
}

/* Chatbot Header */
.chatbot-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.chatbot-avatar {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.chatbot-title {
    flex: 1;
}

.chatbot-title h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 700;
}

.chatbot-status {
    font-size: 0.85rem;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.chatbot-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.chatbot-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Chatbot Messages */
.chatbot-messages {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    background: #f8fafc;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chatbot-messages::-webkit-scrollbar {
    width: 6px;
}

.chatbot-messages::-webkit-scrollbar-track {
    background: #e2e8f0;
}

.chatbot-messages::-webkit-scrollbar-thumb {
    background: #667eea;
    border-radius: 3px;
}

.chatbot-message {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.bot-message {
    flex-direction: row;
}

.user-message {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.message-content {
    max-width: 75%;
}

.bot-message .message-content {
    background: white;
    padding: 0.75rem 1rem;
    border-radius: 15px 15px 15px 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.user-message .message-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.75rem 1rem;
    border-radius: 15px 15px 5px 15px;
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
}

.message-content p {
    margin: 0;
    font-size: 0.95rem;
    line-height: 1.5;
}

.message-content a {
    color: #667eea;
    text-decoration: underline;
}

.user-message .message-content a {
    color: white;
}

/* Quick Replies */
.chatbot-quick-replies {
    padding: 0.75rem 1.25rem;
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    background: white;
    border-top: 1px solid #e2e8f0;
}

.quick-reply-btn {
    background: rgba(102, 126, 234, 0.1);
    color: #667eea;
    border: 1px solid rgba(102, 126, 234, 0.2);
    padding: 0.5rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
}

.quick-reply-btn:hover {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

/* Chatbot Input */
.chatbot-input-wrapper {
    padding: 1rem 1.25rem;
    background: white;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.chatbot-input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 25px;
    font-size: 0.95rem;
    transition: all 0.3s;
}

.chatbot-input:focus {
    outline: none;
    border-color: #667eea;
}

.chatbot-send {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s;
}

.chatbot-send:hover {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Responsive Chatbot */
@media (max-width: 768px) {
    .chatbot-widget {
        width: calc(100% - 2rem);
        height: calc(100vh - 4rem);
        bottom: 1rem;
        right: 1rem;
    }
    
    .chatbot-toggle {
        bottom: 1rem;
        right: 1rem;
        padding: 0.75rem 1.25rem;
    }
    
    .toggle-text {
        display: none;
    }
    
    .whatsapp-container {
        bottom: 5.5rem;
        left: 1rem;
    }
    
    .whatsapp-float-modern {
        padding: 0 1rem;
        height: 50px;
    }
    
    .whatsapp-text {
        display: none;
    }
    
    .whatsapp-arrow {
        display: none;
    }
    
    .whatsapp-icon-pulse {
        width: 28px;
        height: 28px;
    }
    
    .whatsapp-menu {
        min-width: 150px;
    }
    
    .back-to-top-modern {
        bottom: 10rem;
        left: 1rem;
    }
}

/* Premium Portfolio Showcase */
.portfolio-premium {
    padding: 6rem 0;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.filter-pills-premium {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.filter-pill-premium {
    padding: 0.875rem 1.5rem;
    border: 2px solid #e2e8f0;
    background: white;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    color: #718096;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-pill-premium:hover {
    border-color: #667eea;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    color: #667eea;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.15);
}

.filter-pill-premium.active {
    border-color: #667eea;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.pill-icon {
    font-size: 1.1rem;
}

.pill-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.125rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
}

.filter-pill-premium.active .pill-count {
    background: rgba(255, 255, 255, 0.3);
}

.projects-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 2.5rem;
}

.project-card-premium {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.project-card-premium:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 60px rgba(102, 126, 234, 0.15);
    border-color: rgba(102, 126, 234, 0.2);
}

.project-thumbnail {
    position: relative;
    height: 280px;
    overflow: hidden;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card-premium:hover .project-image {
    transform: scale(1.08);
}

.image-overlay {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.4s;
}

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

.overlay-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
}

.project-placeholder-premium {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.placeholder-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.9;
}

.placeholder-text {
    font-size: 3rem;
    font-weight: 700;
    opacity: 0.5;
}

.project-hover-actions {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    gap: 0.75rem;
    opacity: 0;
    transition: opacity 0.4s;
}

.project-card-premium:hover .project-hover-actions {
    opacity: 1;
}

.action-btn-premium {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: white;
    color: #1f2937;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.action-btn-premium:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.view-btn:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.demo-btn:hover {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.github-btn:hover {
    background: #24292e;
    color: white;
}

.project-category-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    color: #667eea;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.featured-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 700;
    color: white;
    box-shadow: 0 4px 12px rgba(245, 87, 108, 0.4);
}

.project-content-premium {
    padding: 1.75rem;
}

.project-header-premium {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.project-title-premium {
    font-size: 1.5rem;
    font-weight: 700;
    color: #1f2937;
    margin: 0;
    flex: 1;
}

.project-date {
    padding: 0.25rem 0.75rem;
    background: #f3f4f6;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #6b7280;
}

.project-description-premium {
    font-size: 0.95rem;
    color: #6b7280;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

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

.tech-badge-premium {
    display: flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.375rem 0.875rem;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #667eea;
    transition: all 0.3s;
}

.tech-badge-premium:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.tech-dot {
    width: 6px;
    height: 6px;
    background: currentColor;
    border-radius: 50%;
}

.project-footer-premium {
    padding-top: 1.25rem;
    border-top: 1px solid #e5e7eb;
}

.view-more-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.3s;
}

.view-more-link:hover {
    gap: 0.75rem;
}

.view-more-link svg {
    transition: transform 0.3s;
}

.view-more-link:hover svg {
    transform: translateX(4px);
}

.empty-state-premium {
    grid-column: 1 / -1;
    text-align: center;
    padding: 4rem 2rem;
    background: white;
    border-radius: 24px;
    border: 2px dashed #e5e7eb;
}

.empty-icon-premium {
    margin-bottom: 1.5rem;
    color: #d1d5db;
}

.empty-state-premium h3 {
    font-size: 1.5rem;
    color: #374151;
    margin-bottom: 0.5rem;
}

.empty-state-premium p {
    color: #6b7280;
    margin-bottom: 1.5rem;
}

/* Responsive Premium Portfolio */
@media (max-width: 768px) {
    .projects-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .project-thumbnail {
        height: 220px;
    }
    
    .project-hover-actions {
        opacity: 1;
        position: static;
        transform: none;
        justify-content: center;
        margin-top: 1rem;
    }
    
    .action-btn-premium {
        font-size: 0.8rem;
        padding: 0.625rem 1rem;
    }
    
    .filter-pills-premium {
        gap: 0.5rem;
    }
    
    .filter-pill-premium {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .whatsapp-float-modern,
    .back-to-top-modern,
    .chatbot-widget,
    .chatbot-toggle,
    .hero-particles,
    .gradient-orb {
        display: none !important;
    }
}


/* Premium Project Detail Page */
.project-detail-premium { padding: 4rem 0 6rem; }


/* ========================================

   TESTIMONIAL FORM SECTION

   ======================================== */


/* ========================================
   TESTIMONIAL FORM SECTION
   ======================================== */

.testimonial-form-section {
    padding: 8rem 0;
    background: linear-gradient(180deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    position: relative;
    overflow: hidden;
}

.testimonial-form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(245, 87, 108, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.testimonial-form-card {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(20px);
    border-radius: 32px;
    padding: 4rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow: 
        0 30px 90px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
}

.testimonial-form-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    border-radius: 32px 32px 0 0;
}

.testimonial-form-card .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.testimonial-form-card .form-group {
    margin-bottom: 2rem;
    position: relative;
}

.testimonial-form-card .form-group label {
    color: rgba(233, 81, 81, 0.9) !important;
    margin-bottom: 0.8rem !important;
    
    display: block !important;
    font-weight: 600 !important;
    font-size: 0.95rem;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.testimonial-form-card .form-control {
    width: 100%;
    padding: 1.2rem 1.8rem;
    background: rgba(255, 255, 255, 0.08) !important;
    border: 2px solid rgba(255, 255, 255, 0.15) !important;
    border-radius: 16px;
    color: #180202 !important;
    font-size: 1.05rem;
    font-family: inherit;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.testimonial-form-card input.form-control,
.testimonial-form-card textarea.form-control,
.testimonial-form-card select.form-control {
    display: block !important;
    width: 100%;
    min-height: 56px;
}

.testimonial-form-card .form-control:hover {
    border-color: rgba(102, 126, 234, 0.4) !important;
    background: rgba(255, 255, 255, 0.12) !important;
}

.testimonial-form-card .form-control:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.15) !important;
    border-color: #667eea !important;
    box-shadow: 
        0 4px 20px rgba(102, 126, 234, 0.2),
        0 0 0 4px rgba(102, 126, 234, 0.1);
    transform: translateY(-2px);
}

.testimonial-form-card .form-control::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.testimonial-form-card textarea.form-control {
    min-height: 180px;
    resize: vertical;
    line-height: 1.8;
}

.testimonial-form-card select.form-control {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg width='14' height='9' viewBox='0 0 14 9' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L7 7L13 1' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.5rem center;
    padding-right: 3.5rem;
}

.testimonial-form-card select.form-control option {
    background: #1a1a2e;
    color: #ffffff;
    padding: 1rem;
    font-size: 1rem;
}

.btn-submit-testimonial {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 1.5rem 4rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 
        0 15px 40px rgba(102, 126, 234, 0.4),
        inset 0 -2px 10px rgba(0, 0, 0, 0.2);
    width: 100%;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
}

.btn-submit-testimonial::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 0.6s;
}

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

.btn-submit-testimonial:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 
        0 20px 50px rgba(102, 126, 234, 0.6),
        inset 0 -2px 10px rgba(0, 0, 0, 0.2);
}

.btn-submit-testimonial:active {
    transform: translateY(-2px) scale(1);
}

.btn-submit-testimonial:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-submit-testimonial svg {
    animation: pulse 2s ease-in-out infinite;
}

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

.form-message {
    display: none;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem 2rem;
    border-radius: 16px;
    margin-top: 2rem;
    font-weight: 600;
    font-size: 1.05rem;
    animation: slideIn 0.5s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

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

.form-message.success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(5, 150, 105, 0.15) 100%);
    border: 2px solid rgba(16, 185, 129, 0.4);
    color: #10b981;
}

.form-message.error {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, rgba(220, 38, 38, 0.15) 100%);
    border: 2px solid rgba(239, 68, 68, 0.4);
    color: #ef4444;
}

.form-message svg {
    flex-shrink: 0;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.2));
}

/* Responsive Design */
@media (max-width: 768px) {
    .testimonial-form-section {
        padding: 5rem 0;
    }
    
    .testimonial-form-card {
        padding: 2.5rem 1.5rem;
        border-radius: 24px;
    }
    
    .testimonial-form-card .form-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .btn-submit-testimonial {
        padding: 1.3rem 2.5rem;
        font-size: 1.1rem;
    }
    
    .testimonial-form-card .form-control {
        padding: 1rem 1.5rem;
        font-size: 1rem;
    }
}