/* ============================================
   CSS Variables & Reset
   ============================================ */

:root {
    --primary-bg: #0A0A0F;
    --secondary-bg: #12121A;
    --accent-color: #00FF88;
    --accent-color-dark: #00CC6A;
    --text-primary: #FFFFFF;
    --text-secondary: #B0B0B0;
    --card-bg: rgba(18, 18, 26, 0.8);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Montserrat', sans-serif;
    --font-ui: 'Inter', sans-serif;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

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

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-bg) 0%, #0F0F1A 50%, var(--primary-bg) 100%);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.animated-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-color), rgba(0, 255, 136, 0.3));
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
    filter: blur(60px);
}

.shape-1 {
    width: 400px;
    height: 400px;
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 300px;
    height: 300px;
    top: 50%;
    right: -50px;
    animation-delay: 5s;
}

.shape-3 {
    width: 350px;
    height: 350px;
    bottom: -100px;
    left: 20%;
    animation-delay: 10s;
}

.shape-4 {
    width: 250px;
    height: 250px;
    top: 20%;
    right: 20%;
    animation-delay: 15s;
}

@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-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 20px;
    max-width: 900px;
}

.logo-container {
    margin-bottom: 30px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 4.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--accent-color), #00D9FF);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
    animation: glow 2s ease-in-out infinite alternate;
    letter-spacing: 2px;
}

@keyframes glow {
    from {
        filter: drop-shadow(0 0 10px rgba(0, 255, 136, 0.5));
    }
    to {
        filter: drop-shadow(0 0 30px rgba(0, 255, 136, 0.8));
    }
}

.hero-headline {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-primary);
    line-height: 1.2;
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    font-weight: 400;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 40px;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-color-dark));
    color: var(--primary-bg);
    text-decoration: none;
    font-family: var(--font-ui);
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
    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;
}

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

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 255, 136, 0.5);
}

.cta-button i {
    font-size: 1.3rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: var(--accent-color);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

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

/* ============================================
   Fade-in Animations
   ============================================ */

.fade-in {
    opacity: 0;
    animation: fadeIn 1s ease-out forwards;
}

.fade-in-delay-1 {
    opacity: 0;
    animation: fadeIn 1s ease-out 0.3s forwards;
}

.fade-in-delay-2 {
    opacity: 0;
    animation: fadeIn 1s ease-out 0.6s forwards;
}

.fade-in-delay-3 {
    opacity: 0;
    animation: fadeIn 1s ease-out 0.9s forwards;
}

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

/* ============================================
   Section Styles
   ============================================ */

section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-primary);
    position: relative;
    display: inline-block;
    width: 100%;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, transparent, var(--accent-color), transparent);
    border-radius: 2px;
}

/* ============================================
   About Section
   ============================================ */

.about {
    background: var(--secondary-bg);
}

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

.about-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.about-text p {
    margin-bottom: 20px;
}

.about-skills h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--text-primary);
}

.skills-list {
    list-style: none;
    display: grid;
    gap: 15px;
}

.skills-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px 20px;
    background: var(--card-bg);
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    font-size: 1rem;
}

.skills-list li:hover {
    transform: translateX(10px);
    border-color: var(--accent-color);
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.2);
}

.skills-list li i {
    color: var(--accent-color);
    font-size: 1.3rem;
    width: 25px;
}

/* ============================================
   Services Section
   ============================================ */

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.1), transparent);
    opacity: 0;
    transition: var(--transition);
}

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

.service-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.3);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-color-dark));
    border-radius: 50%;
    font-size: 2rem;
    color: var(--primary-bg);
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    animation: bounce-icon 0.6s ease;
}

@keyframes bounce-icon {
    0%, 100% {
        transform: scale(1.1) rotate(5deg);
    }
    50% {
        transform: scale(1.2) rotate(-5deg);
    }
}

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.service-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* ============================================
   Portfolio Section
   ============================================ */

.portfolio {
    background: var(--secondary-bg);
    display: none; /* Hidden but not removed */
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.portfolio-item {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.portfolio-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 255, 136, 0.1), transparent);
    opacity: 0;
    transition: var(--transition);
}

.portfolio-item:hover::before {
    opacity: 1;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.3);
}

.portfolio-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-color-dark));
    border-radius: 20px;
    font-size: 2rem;
    color: var(--primary-bg);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.portfolio-item:hover .portfolio-icon {
    transform: scale(1.1) rotate(5deg);
    animation: bounce-icon 0.6s ease;
}

.portfolio-item h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-primary);
    position: relative;
    z-index: 1;
}

.portfolio-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    position: relative;
    z-index: 1;
}

/* ============================================
   Why Choose Me Section
   ============================================ */

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.benefit-card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.benefit-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.1), transparent);
    opacity: 0;
    transition: var(--transition);
}

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

.benefit-card:hover {
    transform: scale(1.05) rotateY(5deg);
    border-color: var(--accent-color);
    box-shadow: 0 20px 40px rgba(0, 255, 136, 0.3);
}

.benefit-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-color), var(--accent-color-dark));
    border-radius: 15px;
    font-size: 1.8rem;
    color: var(--primary-bg);
    transition: var(--transition);
}

.benefit-card:hover .benefit-icon {
    transform: rotateY(360deg);
}

.benefit-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.benefit-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* ============================================
   Contact Section
   ============================================ */

.contact {
    background: var(--secondary-bg);
    text-align: center;
}

.contact-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.contact-content {
    display: flex;
    justify-content: center;
    align-items: center;
}

.whatsapp-button {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px 50px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-family: var(--font-ui);
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    position: relative;
    overflow: hidden;
    animation: glow-pulse 2s ease-in-out infinite;
}

@keyframes glow-pulse {
    0%, 100% {
        box-shadow: 0 10px 30px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 10px 40px rgba(37, 211, 102, 0.7);
    }
}

.whatsapp-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.whatsapp-button:hover::before {
    width: 300px;
    height: 300px;
}

.whatsapp-button:hover {
    transform: scale(1.05);
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% {
        transform: scale(1.05) translateX(0);
    }
    25% {
        transform: scale(1.05) translateX(-5px);
    }
    75% {
        transform: scale(1.05) translateX(5px);
    }
}

.whatsapp-button i {
    font-size: 2.5rem;
    z-index: 1;
    position: relative;
}

.button-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    z-index: 1;
    position: relative;
}

.button-title {
    font-size: 1.2rem;
    font-weight: 700;
}

.button-number {
    font-size: 0.9rem;
    opacity: 0.9;
    font-weight: 400;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--primary-bg);
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--glass-border);
}

.footer p {
    color: var(--text-secondary);
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-style: italic;
}

.footer-whatsapp {
    display: inline-block;
    margin-top: 20px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.3);
}

.footer-whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.5);
}

/* ============================================
   Scroll Animations
   ============================================ */

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

.zoom-in {
    opacity: 0;
    transform: scale(0.8);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.zoom-in.visible {
    opacity: 1;
    transform: scale(1);
}

.scale-in {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .services-grid,
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .logo {
        font-size: 3rem;
    }
    
    .hero-headline {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .services-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-button {
        flex-direction: column;
        padding: 20px 40px;
    }
    
    .button-text {
        align-items: center;
    }
}

@media (max-width: 480px) {
    section {
        padding: 60px 0;
    }
    
    .logo {
        font-size: 2.5rem;
    }
    
    .hero-headline {
        font-size: 1.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .cta-button {
        padding: 15px 30px;
        font-size: 1rem;
    }
    
    .service-card,
    .benefit-card {
        padding: 30px 20px;
    }
    
    .whatsapp-button {
        padding: 18px 30px;
    }
    
    .button-title {
        font-size: 1rem;
    }
    
    .button-number {
        font-size: 0.85rem;
    }
}

/* ============================================
   Utility Classes
   ============================================ */

.visible {
    opacity: 1 !important;
}