:root {
    /* Corporate Colors */
    --primary: #00a4a6; /* Siemens Cyan */
    --primary-dark: #008789;
    --primary-light: #e0f5f5;
    --secondary: #0b2239; /* Deep Corporate Navy */
    --secondary-light: #153655;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, #007a7a 100%);
    --gradient-dark: linear-gradient(135deg, #0b2239 0%, #1a2a3a 100%);
    
    /* Neutrals */
    --text-main: #334155;
    --text-muted: #64748b;
    --bg-main: #ffffff;
    --bg-light: #f8fafc;
    --border: #e2e8f0;
    
    /* Effects */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--secondary);
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: 3.5rem; letter-spacing: -0.02em; }
h2 { font-size: 2.5rem; letter-spacing: -0.01em; margin-bottom: 1rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
h4 { font-size: 1.25rem; font-weight: 600; }

p { margin-bottom: 1rem; color: var(--text-muted); }
.lead { font-size: 1.125rem; color: var(--text-main); font-weight: 400; margin-bottom: 1.5rem; }

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-center { text-align: center; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mx-auto { margin-left: auto; margin-right: auto; }
.w-100 { width: 100%; }

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section { padding: 5rem 0; }
.bg-light { background-color: var(--bg-light); }

/* Section Tag */
.section-tag {
    display: inline-block;
    padding: 0.35rem 1rem;
    background: var(--primary-light);
    color: var(--primary-dark);
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.875rem;
    border-radius: 50px;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 8px; /* More corporate, less pill-shaped */
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    gap: 0.5rem;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(0, 164, 166, 0.39);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 164, 166, 0.23);
}

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

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

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

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

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn i, .btn svg { width: 20px; height: 20px; }

/* Top Bar */
.top-bar {
    background: var(--secondary);
    color: #cbd5e1;
    padding: 0.5rem 0;
    font-size: 0.875rem;
}

.top-bar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-info, .top-social {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.top-info span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.top-info svg { width: 16px; height: 16px; opacity: 0.7; }

.top-phone {
    color: white;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
}

/* Navbar */
.navbar {
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    padding: 1rem 0;
    transition: var(--transition);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    font-size: 1.5rem;
    border-radius: 8px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-text strong {
    font-family: 'Outfit', sans-serif;
    font-size: 1.25rem;
    color: var(--secondary);
}

.logo-text span {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--text-main);
    position: relative;
    padding: 0.5rem 0;
}

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

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

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--secondary);
    cursor: pointer;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 8rem 0;
    background-color: var(--secondary);
    background-image: radial-gradient(circle at top right, rgba(0, 164, 166, 0.15), transparent 50%),
                      radial-gradient(circle at bottom left, rgba(11, 34, 57, 0.9), transparent 50%);
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI0MCIgaGVpZ2h0PSI0MCI+Cgk8cGF0aCBkPSJNMjAgMjBMMCAwaDQwbC0yMCAyMHoiIGZpbGw9IiNmZmYiIGZpbGwtb3BhY2l0eT0iMC4wMyIgZmlsbC1ydWxlPSJldmVub2RkIi8+Cjwvc3ZnPg==');
    opacity: 0.5;
}

.hero-container {
    position: relative;
    z-index: 2;
}

.hero-content {
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: white;
    font-size: 0.875rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
}

.hero h1 {
    color: white;
    margin-bottom: 1.5rem;
}

.hero p {
    color: #cbd5e1;
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
}

.stat-item h4 {
    color: white;
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
}

.stat-item span {
    color: #94a3b8;
    font-size: 0.875rem;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
}

/* Trust Bar */
.trust-bar {
    background: white;
    border-bottom: 1px solid var(--border);
    padding: 2rem 0;
    margin-top: -3rem;
    position: relative;
    z-index: 10;
    box-shadow: var(--shadow-md);
    border-radius: 12px;
    max-width: 1140px;
    margin-left: auto;
    margin-right: auto;
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.trust-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.trust-item h4 {
    font-size: 1rem;
    margin-bottom: 0.15rem;
}

.trust-item p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-visuals {
    position: relative;
}

.visual-main {
    aspect-ratio: 4/3;
    background: linear-gradient(45deg, #e2e8f0, #cbd5e1);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
}

.visual-main::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjQiIGhlaWdodD0iNjQiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PHBhdGggZD0iTTMyIDMyTDE2IDE2bDE2LTE2IDE2IDE2LTMwIDIxeiIgZmlsbD0iIzAwMCIgZmlsbC1vcGFjaXR5PSIwLjA1Ii8+PC9zdmc+') repeat;
}

.visual-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid var(--border);
}

.badge-icon {
    color: var(--primary);
    width: 32px;
    height: 32px;
}

.badge-title {
    display: block;
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--secondary);
    line-height: 1.2;
}

.badge-desc {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.check-list {
    margin: 2rem 0;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-weight: 500;
    color: var(--secondary);
}

.check-list i, .check-list svg {
    color: var(--primary);
    width: 20px;
    height: 20px;
}

/* Services */
.section-header {
    max-width: 600px;
    margin: 0 auto 4rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2.5rem 2rem;
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: var(--transition);
    position: relative;
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary);
    border-radius: 0 0 16px 16px;
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.service-card:hover::after {
    transform: scaleX(1);
}

.service-icon-wrapper {
    width: 60px;
    height: 60px;
    background: var(--bg-light);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}

.service-icon-wrapper svg {
    width: 28px;
    height: 28px;
    color: var(--secondary);
    transition: var(--transition);
}

.service-card:hover .service-icon-wrapper {
    background: var(--primary);
}

.service-card:hover .service-icon-wrapper svg {
    color: white;
}

.service-features {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}

.service-features li {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.25rem;
}

.service-features li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* CTA Section */
.cta-section {
    background: var(--secondary);
    padding: 4rem 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -5%;
    width: 50%;
    height: 200%;
    background: var(--primary);
    transform: rotate(-15deg);
    opacity: 0.1;
}

.cta-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 2;
}

.cta-text h2 {
    color: white;
    margin-bottom: 0.5rem;
}

.cta-text p {
    color: #cbd5e1;
    margin: 0;
    font-size: 1.1rem;
}

/* Contact */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.icon-box {
    width: 48px;
    height: 48px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
    flex-shrink: 0;
}

.contact-card h5 {
    color: var(--secondary);
    margin-bottom: 0.25rem;
}

.contact-card p {
    margin: 0;
}

.contact-form-container {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--secondary);
    font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: var(--bg-main);
    color: var(--text-main);
}

.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(0, 164, 166, 0.1);
}

.select-wrapper {
    position: relative;
}

.select-wrapper select {
    appearance: none;
    padding-right: 2.5rem;
}

.select-wrapper i, .select-wrapper svg {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

/* Footer */
.footer {
    background: #06121f;
    color: #94a3b8;
    padding-top: 5rem;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo strong {
    color: white;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

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

.footer-links h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-family: 'Outfit', sans-serif;
}

.footer-links ul li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a svg {
    width: 14px;
    height: 14px;
    color: var(--primary);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.footer-bottom p {
    margin: 0;
}

/* Spinner Animation */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.spin {
    animation: spin 1s linear infinite;
}

/* Floating WhatsApp Button */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transition: var(--transition);
}

.floating-whatsapp svg {
    width: 32px;
    height: 32px;
    fill: white;
}

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

/* Mobile Bottom Bar */
.mobile-bottom-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background: white;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1001;
}

.mobile-action-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem;
    font-weight: 600;
    font-size: 1rem;
    color: white;
}

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

.wp-btn {
    background: #25D366;
}

/* Regions */
.regions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.region-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-weight: 500;
    color: var(--secondary);
    transition: var(--transition);
}

.region-item i, .region-item svg {
    color: var(--primary);
    width: 18px;
    height: 18px;
}

.region-item:hover {
    background: var(--bg-light);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

/* Responsive */
@media (max-width: 1024px) {
    .trust-bar {
        margin: 0 1.5rem;
        margin-top: -3rem;
    }
    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    h1 { font-size: 2.75rem; }
    .hero-content { text-align: center; margin: 0 auto; }
    .hero-cta-group { justify-content: center; }
    .hero-stats { justify-content: center; }
    
    .about-grid { grid-template-columns: 1fr; }
    .visual-main { aspect-ratio: 16/9; }
    
    .contact-layout { grid-template-columns: 1fr; }
    
    .cta-content { flex-direction: column; text-align: center; gap: 2rem; }
    
    .footer-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
    .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
    .top-bar { display: none; }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: white;
        flex-direction: column;
        padding: 1rem 0;
        box-shadow: var(--shadow-md);
        text-align: center;
        gap: 0;
    }

    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        padding: 1rem;
        border-bottom: 1px solid var(--border);
    }
    
    .nav-links a::after { display: none; }

    .mobile-menu-btn { display: block; }
    .nav-actions .btn { display: none; }

    h1 { font-size: 2.25rem; }
    .hero-stats { flex-direction: column; gap: 1rem; }
    .stat-divider { width: 100%; height: 1px; }
    
    .trust-grid, .services-grid { grid-template-columns: 1fr; }
    .trust-bar { margin-top: 2rem; border-radius: 0; box-shadow: none; border-left: none; border-right: none; }
    
    .form-row { grid-template-columns: 1fr; }
    
    .footer-top { grid-template-columns: 1fr; }
    
    /* Mobile specific hiding / showing for floating buttons */
    .floating-whatsapp {
        display: none;
    }
    
    .mobile-bottom-bar {
        display: flex;
    }
    
    .footer {
        padding-bottom: 70px;
    }
}