/* CSS Variables */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary-color: #10b981;
    --text-color: #1f2937;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --text-white: #ffffff;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-dark: #111827;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --border-radius: 8px;
    --transition: all 0.3s ease;
    --max-width: 1200px;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-white);
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

/* Container */
.container {
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    min-height: 48px;
}

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

.btn-primary:hover {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Section Styling */
section {
    padding: 3rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-size: 1.875rem;
    color: var(--text-color);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* Header & Navigation */
.header {
    position: sticky;
    top: 0;
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
}

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

.logo-img {
    max-width: 220px;
    transition: var(--transition);
}

.logo-img:hover {
    opacity: 0.8;
}

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

.nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
}

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

/* Mobile Menu Toggle */
.menu-toggle {
    display: flex;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 4px;
}

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    padding: 4rem 0;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

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

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin: 2rem 0;
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: center;
    margin-top: 2rem;
}

/* About Section */
.about {
    background-color: var(--bg-light);
}

.about-content {
    display: grid;
    gap: 3rem;
}

.about-text h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
}

.about-text p {
    font-size: 1.125rem;
    line-height: 1.8;
}

.about-pillars {
    display: grid;
    gap: 2rem;
}

.pillar {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    text-align: center;
    border: 1px solid var(--border-color);
}

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

.pillar h4 {
    color: var(--text-color);
    margin-bottom: 1rem;
}

.pillar p {
    font-size: 0.9rem;
}

/* Services Section */
.services-preview {
    background-color: var(--bg-white);
}

.services-grid {
    display: grid;
    gap: 1.5rem;
}

.service-card {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

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

.service-card h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
}

.service-card p {
    font-size: 0.9rem;
}

/* Solutions Section */
.solutions-preview {
    background-color: var(--bg-white);
    padding: 4rem 0;
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.solution-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    padding: 2.5rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(37, 99, 235, 0.15);
}

.solution-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    display: block;
}

.solution-card h3 {
    font-size: 1.5rem;
    color: var(--text-color);
    margin-bottom: 1rem;
    font-weight: 700;
}

.solution-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.solution-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.feature-tag {
    background: linear-gradient(135deg, #e0f2fe 0%, #b3e5fc 100%);
    color: var(--primary-color);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.solution-status {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.status-badge {
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition);
}

.status-badge.available {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #059669 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.status-badge.coming-soon {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
    position: relative;
    overflow: hidden;
}

.status-badge.coming-soon::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { left: -100%; }
    100% { left: 100%; }
}

.solutions-cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 12px;
    border: 1px solid rgba(37, 99, 235, 0.1);
}

.cta-text {
    font-size: 1.1rem;
    color: var(--text-color);
    margin: 0;
    line-height: 1.5;
}

/* Tools Section */
.tools-preview {
    background-color: var(--bg-light);
}

.tools-categories {
    display: grid;
    gap: 1.5rem;
}

.tool-category {
    background-color: var(--bg-white);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--border-color);
    text-align: center;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.tool-category:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

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

.category-count {
    font-size: 0.875rem;
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

.tool-category h3 {
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.tool-category p {
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.tools-cta {
    margin-top: 2rem;
    text-align: center;
}

.tools-cta .btn {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
}

/* Contact Section */
.contact {
    background-color: var(--bg-white);
}

.contact-content {
    display: grid;
    gap: 3rem;
}

.contact-info h3 {
    color: var(--text-color);
    margin-bottom: 1rem;
}

.contact-info p {
    margin-bottom: 2rem;
}

.contact-methods {
    display: grid;
    gap: 1rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--bg-light);
    border-radius: var(--border-radius);
}

.method-icon {
    font-size: 1.25rem;
}

.whatsapp-display {
    color: var(--text-color);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.whatsapp-display small {
    font-size: 0.8rem;
    opacity: 0.8;
    color: #25d366;
    font-weight: 500;
}

/* Form Styling */
.contact-form {
    display: grid;
    gap: 1.5rem;
}

.form-group {
    display: grid;
    gap: 0.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--bg-white);
}

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

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* Footer */
.footer {
    background-color: var(--bg-dark);
    color: var(--text-white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--text-white);
    margin-bottom: 1rem;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.footer-section a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--text-white);
    padding-left: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
}

/* Mobile Responsiveness for Solutions */
@media (max-width: 767px) {
    .solutions-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .solution-card {
        padding: 2rem;
        min-width: unset;
    }
    
    .solution-features {
        justify-content: center;
    }
    
    .solutions-cta {
        padding: 1.5rem;
        margin-top: 2rem;
    }
    
    .cta-text {
        font-size: 1rem;
    }
}

/* Responsive Design - Tablet */
@media (min-width: 768px) {
    .container {
        padding: 0 2rem;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-buttons {
        flex-direction: row;
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tools-categories {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr 1fr;
        align-items: start;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Responsive Design - Desktop */
@media (min-width: 1024px) {
    section {
        padding: 5rem 0;
    }
    
    .nav-menu {
        display: flex;
    }
    
    .menu-toggle {
        display: none;
    }
    
    .hero-title {
        font-size: 3.5rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .about-pillars {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .tools-categories {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

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

.animate-on-scroll {
    animation: fadeInUp 0.6s ease forwards;
}

/* Accessibility */
*:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.cel-contact small{
    padding: 4px 10px;
    background-color: #111827;
    color: #ffffff;
    border-radius: var(--border-radius);
}