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

:root {
    --primary-50: #fef2f2;
    --primary-100: #fee2e2;
    --primary-200: #fecaca;
    --primary-300: #fca5a5;
    --primary-400: #f87171;
    --primary-500: #ef4444;
    --primary-600: #dc2626;
    --primary-700: #b91c1c;
    --primary-800: #991b1b;
    --primary-900: #7f1d1d;
    
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--gray-900);
    background: var(--gray-50);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

#navbar.scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-600);
    cursor: pointer;
}

.logo svg {
    width: 32px;
    height: 32px;
}

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

.nav-link {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--primary-600);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    transition: all 0.3s ease;
}

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #fef2f2 0%, #ffffff 50%, #fee2e2 100%);
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.hero-bg::before,
.hero-bg::after {
    content: '';
    position: absolute;
    width: 384px;
    height: 384px;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.2;
    animation: float 6s ease-in-out infinite;
}

.hero-bg::before {
    background: var(--primary-200);
    top: -192px;
    left: -192px;
}

.hero-bg::after {
    background: #fecaca;
    bottom: -192px;
    right: -192px;
    animation-delay: 3s;
}

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

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 8rem 1rem 2rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--primary-100);
    color: var(--primary-700);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    animation: slideDown 0.6s ease-out;
}

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

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: bold;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    animation: slideDown 0.6s ease-out 0.2s both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-600), #dc2626);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 48rem;
    margin: 0 auto 2.5rem;
    animation: slideDown 0.6s ease-out 0.4s both;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 5rem;
    animation: slideDown 0.6s ease-out 0.6s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 9999px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-600), #991b1b);
    color: white;
    box-shadow: 0 10px 15px -3px rgba(220, 38, 38, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 20px 25px -5px rgba(220, 38, 38, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: white;
    color: var(--primary-600);
    border: 2px solid var(--primary-600);
}

.btn-secondary:hover {
    background: var(--primary-50);
}

.btn-white {
    background: white;
    color: var(--primary-600);
}

.btn-white:hover {
    background: var(--primary-50);
}

.btn-full {
    width: 100%;
}

.hero-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
    animation: fadeIn 1s ease-out 1s both;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.feature-item {
    text-align: center;
    animation: slideUp 0.6s ease-out both;
}

.feature-item:nth-child(1) { animation-delay: 1.2s; }
.feature-item:nth-child(2) { animation-delay: 1.3s; }
.feature-item:nth-child(3) { animation-delay: 1.4s; }
.feature-item:nth-child(4) { animation-delay: 1.5s; }

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.feature-label {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-700);
}

.about,
.solutions,
.contact {
    padding: 6rem 0;
    background: white;
}

.solutions {
    background: linear-gradient(180deg, #fafafa 0%, white 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: bold;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.25rem;
    color: var(--gray-600);
    max-width: 48rem;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 5rem;
}

.feature-card {
    background: linear-gradient(135deg, var(--primary-50), #fee2e2);
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.15);
}

.feature-card-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary-600), #991b1b);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--gray-600);
}

.objectives {
    background: linear-gradient(135deg, var(--gray-50), var(--primary-50));
    border-radius: 1.5rem;
    padding: 3rem;
}

.objectives-title {
    font-size: 1.875rem;
    font-weight: bold;
    text-align: center;
    margin-bottom: 3rem;
}

.objectives-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.objective-item {
    text-align: center;
}

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

.objective-item h4 {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.objective-item p {
    color: var(--gray-600);
}

.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2.5rem;
}

.solution-card {
    background: white;
    border-radius: 1.5rem;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.08), 0 1px 2px 0 rgba(0, 0, 0, 0.04);
    overflow: visible;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 2.5rem;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
}

.solution-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-700));
    border-radius: 1.25rem 1.25rem 0 0;
}

.solution-card[data-color="blue"]::before {
    background: linear-gradient(90deg, #3b82f6, #1e40af);
}

.solution-card[data-color="purple"]::before {
    background: linear-gradient(90deg, #a855f7, #ec4899);
}

.solution-card[data-color="green"]::before {
    background: linear-gradient(90deg, #10b981, #059669);
}

.solution-card[data-color="orange"]::before {
    background: linear-gradient(90deg, #f97316, #ef4444);
}

.solution-card[data-color="indigo"]::before {
    background: linear-gradient(90deg, #6366f1, #8b5cf6);
}

.solution-card[data-color="teal"]::before {
    background: linear-gradient(90deg, #14b8a6, #06b6d4);
}

.solution-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 24px -4px rgba(0, 0, 0, 0.12), 0 8px 16px -4px rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.08);
}

.solution-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, var(--primary-600), #991b1b);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.solution-icon svg {
    stroke: white;
    fill: none;
    width: 36px;
    height: 36px;
}

.solution-card[data-color="blue"] .solution-icon {
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    box-shadow: 0 4px 14px 0 rgba(59, 130, 246, 0.4);
}

.solution-card[data-color="purple"] .solution-icon {
    background: linear-gradient(135deg, #a855f7, #7c3aed);
    box-shadow: 0 4px 14px 0 rgba(168, 85, 247, 0.4);
}

.solution-card[data-color="green"] .solution-icon {
    background: linear-gradient(135deg, #10b981, #059669);
    box-shadow: 0 4px 14px 0 rgba(16, 185, 129, 0.4);
}

.solution-card[data-color="orange"] .solution-icon {
    background: linear-gradient(135deg, #f97316, #ea580c);
    box-shadow: 0 4px 14px 0 rgba(249, 115, 22, 0.4);
}

.solution-card[data-color="indigo"] .solution-icon {
    background: linear-gradient(135deg, #6366f1, #4f46e5);
    box-shadow: 0 4px 14px 0 rgba(99, 102, 241, 0.4);
}

.solution-card[data-color="teal"] .solution-icon {
    background: linear-gradient(135deg, #14b8a6, #0d9488);
    box-shadow: 0 4px 14px 0 rgba(20, 184, 166, 0.4);
}

.solution-card:hover .solution-icon {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 20px 0 rgba(0, 0, 0, 0.15);
}

.solution-card h3 {
    font-size: 1.375rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--gray-900);
    line-height: 1.4;
}

.solution-card p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 0.95rem;
}

.solution-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-600);
    font-weight: 600;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.solution-link:hover {
    color: var(--primary-700);
    gap: 0.75rem;
}

.projects {
    padding: 6rem 0;
    background: white;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 4rem;
}

.project-card {
    background: white;
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--gray-100);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-500), var(--primary-700));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 35px -5px rgba(220, 38, 38, 0.2);
    border-color: var(--primary-200);
}

.project-card.featured {
    border: 2px solid var(--primary-200);
    background: linear-gradient(135deg, #fef2f2, white);
}

.project-card.featured::before {
    transform: scaleX(1);
    height: 6px;
}

.project-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-500), var(--primary-600));
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.project-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: white;
    transition: transform 0.3s ease;
}

.project-card:hover .project-icon {
    transform: scale(1.1) rotate(5deg);
}

.project-card h3 {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.75rem;
    color: var(--gray-900);
    line-height: 1.3;
}

.project-client {
    font-size: 0.95rem;
    color: var(--primary-600);
    font-weight: 600;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-client::before {
    content: '🏢';
    font-size: 1rem;
}

.project-description {
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    display: inline-block;
    background: var(--gray-100);
    color: var(--gray-700);
    padding: 0.375rem 0.875rem;
    border-radius: 0.5rem;
    font-size: 0.813rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.tag:hover {
    background: var(--primary-100);
    color: var(--primary-700);
}

.project-demo-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
    text-decoration: none;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.875rem;
    transition: all 0.3s ease;
}

.project-demo-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px -5px rgba(220, 38, 38, 0.4);
}

.project-demo-link svg {
    width: 16px;
    height: 16px;
}

.projects-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    padding: 3rem;
    border-radius: 1.5rem;
    color: white;
}

.stat-item {
    text-align: center;
    transition: transform 0.3s ease;
}

.stat-item:hover {
    transform: scale(1.05);
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, white, #fecaca);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 1rem;
    color: #fecaca;
    font-weight: 500;
}

.why-choose-us {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-600), #991b1b);
    color: white;
}

.why-choose-us .section-description {
    color: #fecaca;
}

.reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 4rem;
}

.reason-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 2rem;
    border-radius: 1rem;
    text-align: center;
    transition: all 0.3s ease;
}

.reason-card:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-10px);
}

.reason-icon {
    width: 64px;
    height: 64px;
    background: white;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary-600);
}

.reason-stat {
    font-size: 2.25rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.reason-label {
    font-size: 0.875rem;
    color: #fecaca;
    margin-bottom: 1rem;
}

.reason-card h3 {
    font-size: 1.25rem;
    font-weight: bold;
    margin-bottom: 0.75rem;
}

.reason-card p {
    color: #fecaca;
}

.cta-section {
    text-align: center;
}

.cta-section p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.contact-info {
    background: linear-gradient(135deg, var(--primary-600), #991b1b);
    color: white;
    border-radius: 1.5rem;
    padding: 2rem;
}

.contact-info h3 {
    font-size: 1.875rem;
    font-weight: bold;
    margin-bottom: 2rem;
}

.contact-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease;
}

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

.contact-item-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-title {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-item-content {
    color: #fecaca;
}

.newsletter {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.newsletter p {
    color: #fecaca;
    margin-bottom: 1rem;
}

.newsletter-form {
    display: flex;
    gap: 0.5rem;
}

.newsletter-form input {
    flex: 1;
    padding: 0.75rem 1rem;
    border-radius: 0.75rem;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    outline: none;
}

.newsletter-form input::placeholder {
    color: #fecaca;
}

.newsletter-form button {
    padding: 0.75rem 1.5rem;
    background: white;
    color: var(--primary-600);
    border: none;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: background 0.3s ease;
}

.newsletter-form button:hover {
    background: #f0f9ff;
}

.contact-form {
    background: white;
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.75rem;
    font-family: inherit;
    font-size: 1rem;
    outline: none;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group textarea {
    resize: none;
}

.footer {
    background: var(--gray-900);
    color: white;
    padding: 4rem 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    grid-column: span 2;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.footer-logo svg {
    width: 32px;
    height: 32px;
    color: var(--primary-400);
}

.footer-brand p {
    color: var(--gray-400);
    margin-bottom: 1.5rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-600);
    transform: scale(1.2);
}

.footer-links h4 {
    font-size: 1.125rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-400);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--gray-800);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.footer-bottom p {
    color: var(--gray-400);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a {
    color: var(--gray-400);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

.footer-bottom-links a:hover {
    color: var(--primary-400);
}

/* ===== LANGUAGE TOGGLE ===== */
.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    background: transparent;
    border: 1.5px solid var(--gray-200);
    border-radius: 2rem;
    padding: 0.3rem 0.75rem;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--gray-600);
    transition: all 0.2s ease;
    white-space: nowrap;
}
.lang-toggle:hover {
    border-color: var(--primary-500);
    color: var(--primary-600);
    background: var(--primary-50, #fff1f2);
}
.lang-active {
    color: var(--primary-600);
    font-weight: 800;
}
.lang-sep {
    color: var(--gray-300);
    margin: 0 0.1rem;
}
.lang-inactive {
    color: var(--gray-400);
    font-weight: 600;
}

/* ===== PROJECT METRICS ===== */
.project-metrics {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin: 1rem 0;
    padding: 1rem;
    background: linear-gradient(135deg, #fff5f5, #fef2f2);
    border-radius: 0.75rem;
    border: 1px solid #fecaca;
}
.project-metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    min-width: 70px;
}
.metric-val {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--primary-600);
    line-height: 1.2;
}
.metric-lab {
    font-size: 0.7rem;
    color: var(--gray-500);
    font-weight: 500;
    margin-top: 0.2rem;
    text-align: center;
    line-height: 1.3;
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37,211,102,0.5);
    z-index: 1000;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-decoration: none;
}
.whatsapp-float:hover {
    transform: scale(1.12);
    box-shadow: 0 8px 30px rgba(37,211,102,0.6);
}
.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}
.whatsapp-tooltip {
    position: absolute;
    right: 72px;
    background: #1a1a1a;
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    white-space: nowrap;
    opacity: 0;
    transform: translateX(10px);
    transition: all 0.25s ease;
    pointer-events: none;
}
.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-right: none;
    border-left-color: #1a1a1a;
}

/* ===== BTN SECONDARY ===== */
.btn-secondary {
    background: white;
    color: var(--primary-600);
    border: 2px solid var(--primary-500);
}
.btn-secondary:hover {
    background: var(--primary-50, #fff1f2);
}

/* ===== TRUST BAR ===== */
.trust-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
    padding: 0.875rem 1.5rem;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 0.75rem;
    backdrop-filter: blur(8px);
    flex-wrap: wrap;
}
.trust-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.7);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.trust-logos { display: flex; align-items: center; gap: 0.75rem; flex-wrap: wrap; }
.trust-logo {
    font-size: 0.9rem;
    font-weight: 700;
    color: white;
    padding: 0.25rem 0.75rem;
    background: rgba(255,255,255,0.12);
    border-radius: 2rem;
}
.trust-divider { color: rgba(255,255,255,0.3); font-size: 1.2rem; }

/* ===== FOUNDER BLOCK ===== */
.founder-block {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    background: linear-gradient(135deg, #fff5f5, #fff);
    border: 1px solid var(--primary-100, #fee2e2);
    border-radius: 1.5rem;
    padding: 2.5rem;
    margin-bottom: 3rem;
}
.founder-avatar {
    width: 80px;
    height: 80px;
    min-width: 80px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 800;
    color: white;
    box-shadow: 0 8px 20px rgba(220,38,38,0.35);
}
.founder-name-row {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
}
.founder-name-row h3 { font-size: 1.4rem; font-weight: 800; margin: 0; }
.founder-role { font-size: 0.85rem; color: var(--gray-500); font-weight: 500; }
.founder-bio { color: var(--gray-700); line-height: 1.8; margin-bottom: 1.25rem; }
.founder-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.founder-tag {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.3rem 0.85rem;
    background: white;
    border: 1px solid var(--primary-200, #fecaca);
    color: var(--primary-700);
    border-radius: 2rem;
}

/* ===== ABOUT STATS ===== */
.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    border-radius: 1.5rem;
    padding: 2.5rem;
}
.about-stat { text-align: center; }
.about-stat-num {
    font-size: 2.5rem;
    font-weight: 900;
    color: white;
    line-height: 1;
    margin-bottom: 0.5rem;
}
.about-stat-label { font-size: 0.85rem; color: rgba(255,255,255,0.75); font-weight: 500; }

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: 6rem 0;
    background: var(--gray-50);
}
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}
.testimonial-card {
    background: white;
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.07);
    border: 1px solid var(--gray-100);
    display: flex;
    flex-direction: column;
    gap: 1rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.testimonial-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 24px -4px rgba(0,0,0,0.1);
}
.testimonial-stars { color: #f59e0b; font-size: 1.1rem; letter-spacing: 2px; }
.testimonial-text {
    color: var(--gray-700);
    font-style: italic;
    line-height: 1.8;
    flex: 1;
}
.testimonial-author { display: flex; align-items: center; gap: 1rem; margin-top: auto; }
.testimonial-avatar {
    width: 48px; height: 48px; min-width: 48px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.85rem; font-weight: 700; color: white;
}
.testimonial-name { font-weight: 700; font-size: 0.95rem; }
.testimonial-role { font-size: 0.8rem; color: var(--gray-500); }

/* ===== PRICING ===== */
.pricing {
    padding: 6rem 0;
    background: white;
}
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    align-items: start;
}
.pricing-card {
    background: white;
    border-radius: 1.5rem;
    padding: 2.5rem;
    border: 2px solid var(--gray-100);
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.07);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    transition: transform 0.3s ease;
}
.pricing-card:hover { transform: translateY(-6px); }
.pricing-card.pricing-featured {
    border-color: var(--primary-500);
    box-shadow: 0 20px 40px -8px rgba(220,38,38,0.25);
    transform: scale(1.04);
    background: linear-gradient(135deg, #fff5f5, #fff);
}
.pricing-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 0.3rem 0.85rem;
    background: var(--gray-100);
    color: var(--gray-600);
    border-radius: 2rem;
    width: fit-content;
}
.pricing-badge-featured {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
}
.pricing-name { font-size: 1.5rem; font-weight: 800; }
.pricing-desc { color: var(--gray-600); font-size: 0.9rem; line-height: 1.6; }
.pricing-price { padding: 1rem 0; border-top: 1px solid var(--gray-100); border-bottom: 1px solid var(--gray-100); }
.pricing-from { display: block; font-size: 0.8rem; color: var(--gray-500); margin-bottom: 0.25rem; }
.pricing-amount { font-size: 2.75rem; font-weight: 900; color: var(--primary-600); line-height: 1; }
.pricing-unit { font-size: 0.9rem; color: var(--gray-500); margin-left: 0.25rem; }
.pricing-features { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.65rem; }
.pricing-features li { font-size: 0.9rem; color: var(--gray-700); }
.pricing-card .btn { margin-top: auto; text-align: center; justify-content: center; }

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .nav-links.active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: white;
        padding: 1.5rem;
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .features-grid,
    .solutions-grid,
    .reasons-grid,
    .projects-grid,
    .testimonials-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .founder-block {
        flex-direction: column;
    }

    .pricing-card.pricing-featured {
        transform: scale(1);
    }

    .trust-bar {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .projects-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
}

@media (max-width: 480px) {
    .hero-features {
        grid-template-columns: repeat(2, 1fr);
    }
}