/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #7c3aed;
    --accent: #10b981;
    --text: #1f2937;
    --text-light: #6b7280;
    --light: #f9fafb;
    --white: #ffffff;
    --shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.15);
    --radius: 10px;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--light);
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.8rem;
}

p {
    margin-bottom: 1rem;
}

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius);
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Poppins', sans-serif;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

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

.btn-secondary:hover {
    background-color: #6d28d9;
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

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

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-block {
    display: block;
    width: 100%;
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    padding: 20px 0;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    flex-direction: column;
}

.logo a {
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
}

.logo-text {
    color: var(--text);
}

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

.logo-subtitle {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: -5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    transition: var(--transition);
}

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

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

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
}

.nav-cta {
    background-color: var(--primary);
    color: var(--white) !important;
    padding: 10px 24px;
    border-radius: 30px;
}

.nav-cta:hover {
    background-color: var(--primary-dark);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text);
    margin: 3px 0;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: 150px 0 100px;
    background: linear-gradient(135deg, #f0f7ff 0%, #e6f0ff 100%);
    position: relative;
    overflow: hidden;
}

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

.hero-badge {
    display: inline-block;
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    padding: 8px 16px;
    border-radius: 30px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 20px;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 30px;
    max-width: 90%;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.hero-contact-info {
    display: flex;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
}

.contact-item i {
    color: var(--primary);
    font-size: 1.2rem;
}

.hero-image {
    position: relative;
}

.hero-img {
    width: 100%;
    max-width: 500px;
    animation: float 3s ease-in-out infinite;
}

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

.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.floating-element {
    position: absolute;
    background: var(--white);
    padding: 10px 15px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow);
    animation: floatElement 6s ease-in-out infinite;
}

.floating-element.html {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element.css {
    top: 60%;
    left: 5%;
    animation-delay: 1s;
}

.floating-element.js {
    top: 30%;
    right: 10%;
    animation-delay: 2s;
}

.floating-element.seo {
    bottom: 20%;
    right: 15%;
    animation-delay: 3s;
}

@keyframes floatElement {
    0%, 100% { transform: translateY(0) rotate(0); }
    50% { transform: translateY(-10px) rotate(5deg); }
}

/* ===== SECTIONS COMMON ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-subtitle {
    display: inline-block;
    color: var(--primary);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    margin-bottom: 20px;
}

.section-description {
    max-width: 600px;
    margin: 0 auto;
    color: var(--text-light);
}

/* ===== SERVICES SECTION ===== */
.services {
    padding: 100px 0;
    background-color: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid #e5e7eb;
}

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

.service-icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 20px;
}

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

.service-features li {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
}

.service-features i {
    color: var(--accent);
}

/* ===== PORTFOLIO SECTION ===== */
.portfolio {
    padding: 100px 0;
    background-color: #f8fafc;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.portfolio-item {
    background-color: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

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

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

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(37, 99, 235, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.portfolio-link {
    color: var(--white);
    font-size: 1.5rem;
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}

.portfolio-content {
    padding: 25px;
}

.portfolio-content h3 {
    margin-bottom: 10px;
}

.portfolio-content p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    background-color: #e0e7ff;
    color: var(--primary);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.portfolio-cta {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    border-radius: var(--radius);
    color: var(--white);
}

.portfolio-cta p {
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.portfolio-cta .btn-secondary {
    background-color: var(--white);
    color: var(--primary);
}

.portfolio-cta .btn-secondary:hover {
    background-color: #f1f5f9;
}

/* ===== ABOUT SECTION ===== */
.about {
    padding: 100px 0;
    background-color: var(--white);
}

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

.about-image {
    position: relative;
}

.image-wrapper {
    position: relative;
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.image-wrapper img {
    width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
    padding: 20px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow);
}

.years {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.text {
    font-size: 0.9rem;
    font-weight: 500;
}

.about-description {
    color: var(--text-light);
    margin-bottom: 30px;
}

.about-stats {
    display: flex;
    justify-content: space-between;
    margin-bottom: 40px;
    padding: 20px;
    background-color: #f8fafc;
    border-radius: var(--radius);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1;
}

.stat-text {
    font-size: 0.9rem;
    color: var(--text-light);
}

.about-skills h3 {
    margin-bottom: 20px;
}

.skills-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.skill {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    background-color: #f8fafc;
    border-radius: 8px;
    transition: var(--transition);
}

.skill:hover {
    background-color: #e0e7ff;
    transform: translateY(-3px);
}

.skill i {
    font-size: 1.5rem;
    color: var(--primary);
}

/* ===== QUOTE SECTION ===== */
.quote {
    padding: 100px 0;
    background: linear-gradient(135deg, #f0f7ff 0%, #e6f0ff 100%);
}

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

.quote-info {
    padding-right: 20px;
}

.quote-description {
    color: var(--text-light);
    margin-bottom: 30px;
}

.quote-benefits {
    margin-bottom: 40px;
}

.benefit {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.benefit i {
    color: var(--accent);
    font-size: 1.2rem;
}

.contact-direct {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.contact-direct h3 {
    margin-bottom: 20px;
}

.direct-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background-color: #f8fafc;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text);
    transition: var(--transition);
}

.contact-link:hover {
    background-color: #e0e7ff;
    transform: translateX(5px);
}

.contact-link i {
    font-size: 1.2rem;
    color: var(--primary);
}

.contact-link.whatsapp i {
    color: #25D366;
}

/* ===== FORM ===== */
.quote-form {
    background-color: var(--white);
    padding: 40px;
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-family: 'Open Sans', sans-serif;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-footer {
    margin-top: 30px;
}

.form-note {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-light);
    margin-top: 15px;
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
    display: block;
}

.form-message.error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
    display: block;
}

/* ===== FOOTER ===== */
.footer {
    background-color: #111827;
    color: var(--white);
    padding: 80px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-description {
    color: #9ca3af;
    margin: 20px 0;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    color: #9ca3af;
    text-decoration: none;
    transition: var(--transition);
}

.contact-item:hover {
    color: var(--white);
}

.contact-item i {
    color: var(--primary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.link-column h3 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.link-column ul {
    list-style: none;
}

.link-column li {
    margin-bottom: 12px;
}

.link-column a {
    color: #9ca3af;
    text-decoration: none;
    transition: var(--transition);
}

.link-column a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links {
    display: flex;
    gap: 20px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: #374151;
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.copyright {
    color: #9ca3af;
    font-size: 0.9rem;
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    text-decoration: none;
    box-shadow: var(--shadow-lg);
    z-index: 100;
    transition: var(--transition);
}

.whatsapp-float:hover {
    transform: scale(1.1);
    background-color: #128C7E;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    h1 { font-size: 3rem; }
    h2 { font-size: 2.2rem; }
    
    .hero-content,
    .about-content,
    .quote-content {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 40px;
        gap: 0;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        text-align: center;
        padding: 20px 0;
        border-bottom: 1px solid #e5e7eb;
    }
    
    .nav-link {
        font-size: 1.2rem;
    }
    
    .hero-content,
    .about-content,
    .quote-content {
        grid-template-columns: 1fr;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }
    
    .hero-contact-info {
        flex-direction: column;
        gap: 15px;
    }
    
    .services,
    .portfolio,
    .about,
    .quote {
        padding: 60px 0;
    }
    
    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .skills-list {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.5rem; }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .floating-elements {
        display: none;
    }
    
    .quote-form,
    .contact-direct {
        padding: 25px;
    }
    
    .btn {
        padding: 12px 24px;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
        bottom: 20px;
        right: 20px;
    }
}