/* Modern Professional Design for Data Davinci */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #0ea5e9; /* sky-500 */
    --secondary-color: #0369a1; /* sky-800 */
    --accent-color: #22d3ee; /* cyan-400 */
    --text-primary: #0f172a; /* slate-900 */
    --text-secondary: #475569; /* slate-600 */
    --background: #ffffff;
    --background-secondary: #f7fafc;
    --border-color: #e5e7eb;
    --gradient: radial-gradient(1200px 600px at 20% -10%, rgba(34,211,238,.25), transparent 60%),
                radial-gradient(1200px 600px at 120% 10%, rgba(14,165,233,.25), transparent 60%),
                linear-gradient(135deg, #0ea5e9 0%, #4f46e5 100%);
    --shadow: 0 10px 25px -8px rgba(15, 23, 42, 0.15), 0 10px 10px -10px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 30px 60px -12px rgba(15, 23, 42, 0.35);
    --radius-xl: 28px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--background);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 2.5rem;
    color: var(--text-primary);
}

h3 {
    font-size: 1.875rem;
    color: var(--text-primary);
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
    font-size: 1.125rem;
}

/* Header */
header {
    background: var(--background);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    height: 40px;
    width: auto;
}

.company-name {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

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

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

/* Language switcher */
.language-switcher {
    margin-left: 1rem;
}

.language-switcher select {
    padding: 0.5rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: white;
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: border-color 0.3s ease;
}

.language-switcher select:focus {
    outline: none;
    border-color: var(--primary-color);
}

.language-switcher select:hover {
    border-color: var(--primary-color);
}

/* Main Content */
main {
    margin-top: 80px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    padding: 8rem 0 5rem 0;
    background: var(--gradient);
    color: white;
    position: relative;
    overflow: hidden;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
    align-items: center;
}

.hero-copy .badge {
    display: inline-block;
    background: rgba(255,255,255,.12);
    color: #e2f4ff;
    padding: .4rem .8rem;
    border-radius: 999px;
    font-weight: 600;
    margin-bottom: 1rem;
    letter-spacing: .02em;
}

.hero h1 {
    color: white;
    -webkit-text-fill-color: white;
    margin-bottom: 1rem;
    font-size: 3.25rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1.25rem;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .9rem 1.4rem;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.button-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: var(--shadow);
}

.button-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.button-secondary { background: rgba(255,255,255,.12); color: #eaf7ff; border: 1px solid rgba(255,255,255,.2); }
.button-secondary:hover { background: rgba(255,255,255,.18); }

.hero-trust { margin-top: 1.75rem; }
.trust-label { opacity: .85; font-size: .9rem; }
.trust-logos { display: flex; gap: 1.25rem; align-items: center; margin-top: .6rem; opacity: .9; }
.trust-logos img { height: 30px; filter: brightness(0) invert(1) opacity(.85); }

.hero-visual { position: relative; min-height: 360px; }
.orb { position: absolute; border-radius: 999px; filter: blur(30px); opacity: .6; animation: float 8s ease-in-out infinite; }
.orb-1 { width: 180px; height: 180px; background: #22d3ee; top: 10%; left: 10%; }
.orb-2 { width: 220px; height: 220px; background: #93c5fd; bottom: 5%; right: 12%; animation-delay: -2s; }
.orb-3 { width: 140px; height: 140px; background: #60a5fa; top: 50%; right: 35%; animation-delay: -4s; }

@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }

.hero-card {
    position: absolute;
    inset: auto 12% 12% auto;
    background: rgba(255,255,255,.1);
    border: 1px solid rgba(255,255,255,.25);
    box-shadow: var(--shadow-lg);
    padding: 1.2rem 1.4rem;
    border-radius: var(--radius-xl);
    backdrop-filter: blur(10px);
    display: grid;
    grid-template-columns: repeat(3, auto);
    gap: 1.5rem;
}

.hero-metric { text-align: center; }
.metric-value { font-size: 1.6rem; font-weight: 800; color: white; }
.metric-label { font-size: .9rem; color: rgba(255,255,255,.9); }

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

.hero p {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.cta-button, .button {
    display: inline-block;
    padding: 1rem 2rem;
    background: white;
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.125rem;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.cta-button:hover, .button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* Stats strip */
.stats-strip { background: #0b1220; color: white; padding: 1.25rem 0; border-top: 1px solid rgba(255,255,255,.08); border-bottom: 1px solid rgba(255,255,255,.08); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; align-items: center; }
.stat { text-align: center; }
.stat-value { font-size: 1.6rem; font-weight: 800; letter-spacing: .02em; }
.stat-label { font-size: .9rem; opacity: .85; }

/* Sections */
.section {
    padding: 5rem 0;
}

.section:nth-child(even) {
    background-color: var(--background-secondary);
}

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

/* Portfolio Section */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.product-image {
    height: 60px;
    width: auto;
    margin-bottom: 1.5rem;
    object-fit: contain;
}

.product-link {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background: var(--primary-color);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: background-color 0.3s ease;
    align-self: center;
}

.product-link:hover {
    background: var(--secondary-color);
}

/* Clients Carousel */
.clients-carousel {
    overflow: hidden;
    margin: 3rem 0;
    position: relative;
}

.clients-track {
    display: flex;
    animation: scroll 20s linear infinite;
    width: calc(200px * 8); /* 4 clients * 2 for seamless loop */
}

.client-logo {
    flex: 0 0 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.client-logo img {
    max-height: 60px;
    max-width: 150px;
    object-fit: contain;
    opacity: 0.7;
    transition: opacity 0.3s ease;
    filter: grayscale(100%);
}

.client-logo:hover img {
    opacity: 1;
    filter: grayscale(0%);
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(calc(-200px * 4));
    }
}

/* Pause animation on hover */
.clients-carousel:hover .clients-track {
    animation-play-state: paused;
}

/* Calendly Section */
.calendly-container {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow);
    margin-top: 3rem;
    overflow: hidden;
}

.calendly-inline-widget {
    border-radius: 15px;
    overflow: hidden;
}

/* Testimonial Section */
.testimonial-section {
    background: var(--background-secondary);
}

.testimonial-card {
    background: white;
    border-radius: 20px;
    padding: 3rem;
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.testimonial-quote {
    margin-bottom: 2rem;
}

.testimonial-quote p {
    font-size: 1.5rem;
    font-style: italic;
    color: var(--text-primary);
    line-height: 1.6;
    position: relative;
}

.testimonial-quote p::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary-color);
    position: absolute;
    top: -1rem;
    left: -2rem;
    font-family: serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
}

.testimonial-photo {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-color);
    box-shadow: var(--shadow);
}

.testimonial-info {
    text-align: left;
}

.testimonial-info h4 {
    color: var(--text-primary);
    margin-bottom: 0.25rem;
    font-size: 1.25rem;
}

.testimonial-role {
    color: var(--text-secondary);
    font-size: 1rem;
    margin: 0;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-3px);
}

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

/* Method Section */
.method-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.step-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    position: relative;
    transition: transform 0.3s ease;
}

.step-card:hover {
    transform: translateY(-3px);
}

.step-number {
    position: absolute;
    top: -15px;
    left: 2rem;
    background: var(--gradient);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
}

.step-card h3 {
    margin-top: 1rem;
    color: var(--primary-color);
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-member {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s ease;
}

.team-member:hover {
    transform: translateY(-3px);
}

.team-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1rem;
    display: block;
}

.team-member h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.team-role {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.linkedin-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
}

.linkedin-link:hover {
    text-decoration: underline;
}

/* Contact Section */
.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.contact-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-group input,
.form-group textarea {
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

.submit-button {
    padding: 1rem 2rem;
    background: var(--gradient);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.submit-button:hover {
    transform: translateY(-2px);
}

/* Footer */
footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 2rem;
    text-align: center;
}

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

.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p,
.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 0.875rem;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-grid { grid-template-columns: 1fr; }
    .header-container {
        padding: 0 1rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    header {
        padding: 1rem 0;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    h1 {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .services-grid,
    .method-steps,
    .team-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .main-nav {
        flex-direction: column;
        gap: 1rem;
    }
    
    .language-switcher {
        margin-left: 0;
        margin-top: 0.5rem;
    }
    
    .clients-track {
        animation-duration: 15s;
    }
    
    .testimonial-author {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .testimonial-info {
        text-align: center;
    }
    
    .testimonial-quote p {
        font-size: 1.25rem;
    }
    
    .testimonial-card {
        padding: 2rem;
    }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .trust-logos img { height: 24px; }
    
    .calendly-container {
        padding: 1rem;
        margin-top: 2rem;
    }
    
    .calendly-inline-widget {
        height: 600px !important;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mb-2 {
    margin-bottom: 2rem;
}

.mt-2 {
    margin-top: 2rem;
}