:root {
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --dark-color: #1a2b4b;
    --text-color: #55607a;
    --light-bg: #f8fafd;
    --white: #ffffff;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

body {
    padding-top: 80px;
    color: var(--text-color);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 5%;
    background-color: transparent;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    padding: 15px 5%;
}

.nav-logo a {
    font-size: 1.8rem;
    font-weight: 800;
    background: linear-gradient(45deg, var(--primary-color), var(--dark-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-decoration: none;
    letter-spacing: -1px;
    transition: transform 0.3s ease;
}

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

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    position: relative;
    text-decoration: none;
    color: var(--text-color);
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s ease;
}

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

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

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

.nav-btn {
    background-color: var(--primary-color);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 8px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 123, 255, 0.2);
}

.nav-btn::after {
    display: none;
}

.nav-btn:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 123, 255, 0.3);
}

.hero {
    background: linear-gradient(135deg, var(--light-bg) 0%, #eef2f7 100%);
    padding: 80px 5%;
    display: flex;
    align-items: center;
    min-height: 90vh;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 40px;
    align-items: center;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    color: var(--dark-color);
    line-height: 1.1;
    margin-bottom: 20px;
}

.highlight {
    color: var(--primary-color);
}

.hero-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    max-width: 500px;
}

.hero-btns {
    display: flex;
    gap: 15px;
}

.btn-primary, .btn-secondary {
    padding: 15px 30px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
    display: inline-block;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 123, 255, 0.3);
}

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

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

.btn-secondary:hover {
    background: rgba(0, 123, 255, 0.05);
}

.hero-image {
    flex: 1;
}

.hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 20px 20px 60px #d1d9e6, -20px -20px 60px #ffffff;
}

.cursor {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 300;
    animation: blink 1s infinite;
}

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

.tech-stack {
    padding: 100px 0;
    background-color: var(--white);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 30px;
}

.tech-card {
    background: var(--light-bg);
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.03);
    border: 1px solid #eef2f7;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
    border-color: var(--primary-color);
}

.tech-card .tech-icon {
    font-size: 2.8rem;
    margin-bottom: 15px;
    display: inline-block;
    transition: transform 0.3s ease;
}

.tech-card:hover .tech-icon {
    transform: scale(1.2);
}

.tech-card h3 {
    color: var(--dark-color);
    font-size: 1.1rem;
    font-weight: 700;
}

.services {
    padding: 100px 0;
    background-color: var(--light-bg);
}

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

.section-header h2 {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 10px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.03);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.08);
}

.service-card .icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: inline-block;
    transition: transform 0.4s ease, text-shadow 0.4s ease;
}

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

.service-card:hover .icon {
    transform: scale(1.15) rotate(5deg);
    text-shadow: 0 10px 20px rgba(0, 123, 255, 0.3);
}

.about-summary {
    padding: 100px 0;
    background-color: var(--white);
    overflow: hidden;
}

.about-container {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-text {
    flex: 1;
}

.about-text h2 {
    font-size: 2.5rem;
    color: var(--dark-color);
    margin-bottom: 20px;
    line-height: 1.2;
}

.about-text p {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.benefits-list {
    list-style: none;
    margin: 0 0 40px 0;
}

.benefits-list li {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
    font-weight: 600;
    color: var(--dark-color);
    background: var(--light-bg);
    padding: 15px 20px;
    border-radius: 10px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-left: 4px solid transparent;
}

.benefits-list li:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    border-left: 4px solid var(--primary-color);
}

.check-icon {
    background: var(--primary-color);
    color: var(--white);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.8rem;
    font-weight: bold;
}

.about-image {
    flex: 1;
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--primary-color);
    color: var(--white);
    padding: 20px 30px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 10px 25px rgba(0, 123, 255, 0.4);
    animation: float 3s ease-in-out infinite;
}

.experience-badge .badge-number {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
}

.experience-badge .badge-text {
    font-size: 0.9rem;
    line-height: 1.2;
    font-weight: 600;
}

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

.cta-banner {
    background: linear-gradient(135deg, var(--dark-color) 0%, #0b172a 100%);
    color: var(--white);
    text-align: center;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0,123,255,0.1) 0%, rgba(0,0,0,0) 60%);
    z-index: 1;
}

.cta-banner .container {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.cta-banner h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--white);
    line-height: 1.2;
}

.cta-banner p {
    margin-bottom: 40px;
    font-size: 1.2rem;
    color: #aeb9d1;
}

.quick-contact {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.05);
    padding: 15px 25px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.3s ease, background 0.3s ease;
}

.contact-link {
    text-decoration: none;
    color: var(--white);
    cursor: pointer;
}

.contact-item:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.1);
}

.contact-item .icon {
    font-size: 1.8rem;
}

.contact-item div {
    text-align: left;
    display: flex;
    flex-direction: column;
}

.contact-item strong {
    font-size: 0.85rem;
    color: #aeb9d1;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-item span {
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--white);
}

.cta-btn {
    padding: 18px 40px;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 10px 30px rgba(0, 123, 255, 0.4);
}

.site-footer {
    background-color: #0b172a;
    color: #aeb9d1;
    padding: 60px 0 20px 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.site-footer h3, .site-footer h4 {
    color: var(--white);
    margin-bottom: 20px;
}

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

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

.footer-links ul li a {
    color: #aeb9d1;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-links ul li a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid #1e293b;
    padding-top: 20px;
    font-size: 0.9rem;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--white);
    text-decoration: none;
    border-radius: 50%;
    font-weight: bold;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-icons a:hover {
    background-color: var(--primary-color);
    transform: translateY(-5px);
    border-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.4);
}

.social-svg {
    width: 20px;
    height: 20px;
    fill: currentColor;
    transition: transform 0.3s ease;
}

.social-icons a:hover .social-svg {
    transform: scale(1.1);
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 80px; 
        left: -100%; 
        width: 100%;
        height: calc(100vh - 80px); 
        background-color: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: left 0.3s ease; 
        gap: 30px;
    }

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

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    .hero-container, .about-container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-content h1 { 
        font-size: 2.5rem; 
    }
    
    .hero-btns {
        justify-content: center;
        flex-direction: column;
    }
    
    .section-header h2, .about-text h2, .cta-banner h2 {
        font-size: 2rem;
    }
    
    .about-text {
        order: 2;
    }
    
    .about-image {
        order: 1;
    }

    .experience-badge {
        bottom: -10px;
        left: 10px;
        padding: 15px 20px;
    }

    .contact-item {
        width: 100%;
        justify-content: center;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }
    .whatsapp-icon {
        width: 30px;
        height: 30px;
    }
}

.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #25d366;
    border-radius: 50%;
    box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    animation: pulse-whatsapp 2s infinite;
}

.whatsapp-icon {
    width: 35px;
    height: 35px;
    fill: #ffffff;
}

.whatsapp-float:hover {
    background-color: #1ebe57;
    transform: scale(1.1);
    box-shadow: 0px 6px 20px rgba(37, 211, 102, 0.5);
    animation: none;
}

@keyframes pulse-whatsapp {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

.contact-page {
    padding: 120px 0 80px 0;
    background-color: var(--light-bg);
    min-height: 100vh;
}

.contact-container {
    display: flex;
    gap: 50px;
    background: var(--white);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.05);
    overflow: hidden;
}

.contact-form-wrapper {
    flex: 1.5;
    padding: 50px;
}

.contact-info {
    flex: 1;
    background: linear-gradient(135deg, var(--dark-color) 0%, #081221 100%);
    color: var(--white);
    padding: 50px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.contact-info::before {
    content: '';
    position: absolute;
    bottom: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0,123,255,0.15) 0%, rgba(0,0,0,0) 70%);
    border-radius: 50%;
    z-index: 1;
}

.circle-deco {
    position: absolute;
    top: -30px;
    left: -30px;
    width: 150px;
    height: 150px;
    border: 2px solid rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    z-index: 1;
}

.info-content {
    position: relative;
    z-index: 2;
}

.contact-info h1 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    line-height: 1.2;
}

.info-content > p {
    color: #aeb9d1;
    margin-bottom: 50px;
    font-size: 1.05rem;
    line-height: 1.6;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 20px;
    text-decoration: none;
    color: var(--white);
}

.link-item {
    transition: transform 0.3s ease;
}

.link-item:hover {
    transform: translateX(10px);
}

.icon-box {
    width: 55px;
    height: 55px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.link-item:hover .icon-box {
    background: var(--primary-color);
    color: var(--white);
    border-color: var(--primary-color);
    box-shadow: 0 5px 15px rgba(0, 123, 255, 0.3);
}

.info-item span {
    display: block;
    font-size: 0.8rem;
    color: #aeb9d1;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.info-item p {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 600;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-row .input-group {
    flex: 1;
}

.input-group {
    margin-bottom: 25px;
}

.input-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--dark-color);
    font-size: 0.95rem;
}

.input-group input, 
.input-group select, 
.input-group textarea {
    width: 100%;
    padding: 16px;
    border: 2px solid #eef2f7;
    border-radius: 12px;
    font-size: 1rem;
    color: var(--dark-color);
    background-color: #f8fafd;
    transition: all 0.3s ease;
}

.input-group input:hover, 
.input-group select:hover, 
.input-group textarea:hover {
    border-color: #d1d9e6;
    background-color: var(--white);
}

.input-group input:focus, 
.input-group select:focus, 
.input-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background-color: var(--white);
    box-shadow: 0 0 0 4px rgba(0, 123, 255, 0.15);
}

::placeholder {
    color: #aeb9d1;
    opacity: 1;
}

.w-100 {
    width: 100%;
    border: none;
    cursor: pointer;
}

.submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    font-size: 1.1rem;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.submit-btn:hover {
    box-shadow: 0 8px 25px rgba(0, 123, 255, 0.3);
}

@media (max-width: 768px) {
    .contact-container {
        flex-direction: column;
    }
    .contact-info, .contact-form-wrapper {
        padding: 30px 20px;
    }
    .form-row {
        flex-direction: column;
        gap: 0;
    }
}