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

body {
    font-family: 'Inter', sans-serif;
    color: #E5E7EB;
    line-height: 1.5;
    background: #0A1128;
    min-height: 100vh;
}

.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 10% 20%, rgba(70, 130, 180, 0.08), rgba(10, 17, 40, 0.98));
    pointer-events: none;
    z-index: -1;
}

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

.stat-card, .service-card, .contact-grid > div, .two-columns > div, .hero, .process-step, .clients-logos .client-logo {
    animation: fadeInUp 1.2s ease-out forwards;
}

.stat-card:nth-child(1) { animation-delay: 0.1s; }
.stat-card:nth-child(2) { animation-delay: 0.2s; }
.stat-card:nth-child(3) { animation-delay: 0.3s; }
.service-card:nth-child(1) { animation-delay: 0.1s; }
.service-card:nth-child(2) { animation-delay: 0.2s; }
.service-card:nth-child(3) { animation-delay: 0.3s; }
.two-columns > div:first-child { animation-delay: 0.1s; }
.two-columns > div:last-child { animation-delay: 0.2s; }
.contact-grid > div:first-child { animation-delay: 0.1s; }
.contact-grid > div:last-child { animation-delay: 0.2s; }
.hero { animation-delay: 0s; }
.process-step:nth-child(1) { animation-delay: 0.1s; }
.process-step:nth-child(2) { animation-delay: 0.2s; }
.process-step:nth-child(3) { animation-delay: 0.3s; }
.process-step:nth-child(4) { animation-delay: 0.4s; }

section, .section {
    scroll-margin-top: 80px;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
    position: relative;
    z-index: 2;
}

h1, h2, h3 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    background: linear-gradient(135deg, #FFFFFF 0%, #5B9BD5 40%, #4682B4 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #FFFFFF;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: #FFFFFF;
}

.section {
    padding: 100px 0;
    border-bottom: 1px solid rgba(70, 130, 180, 0.2);
}

.section:last-child {
    border-bottom: none;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s ease;
    text-decoration: none;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: #4682B4;
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(70, 130, 180, 0.3);
}

.btn-primary:hover {
    background: #5B9BD5;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(91, 155, 213, 0.4);
}

.btn-outline {
    border: 1px solid #4682B4;
    background: transparent;
    color: #5B9BD5;
}

.btn-outline:hover {
    background: rgba(70, 130, 180, 0.15);
    transform: translateY(-2px);
    color: white;
    border-color: #5B9BD5;
}

header {
    position: sticky;
    top: 0;
    background: rgba(10, 17, 40, 0.9);
    backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid rgba(70, 130, 180, 0.4);
    padding: 16px 0;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, #FFFFFF, #5B9BD5);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-decoration: none;
}

.header-phone {
    color: #5B9BD5;
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    margin-right: 20px;
}

.header-phone:hover {
    color: white;
}

.nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: #D1D5DB;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: #5B9BD5;
}

.lang-switch {
    display: flex;
    gap: 8px;
    margin-left: 16px;
}

.lang-btn {
    background: transparent;
    border: 1px solid #4682B4;
    color: #5B9BD5;
    padding: 4px 12px;
    border-radius: 30px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.8rem;
    transition: all 0.2s;
}

.lang-btn.active {
    background: #4682B4;
    color: white;
    border-color: #4682B4;
}

.lang-btn:hover {
    background: rgba(70, 130, 180, 0.2);
}

.mobile-menu {
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: white;
}

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 80px 0 60px;
}

.hero-badge {
    background: rgba(70, 130, 180, 0.15);
    color: #5B9BD5;
    padding: 6px 14px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    display: inline-block;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(70, 130, 180, 0.3);
}

.hero p {
    font-size: 1.25rem;
    color: #CBD5E1;
    max-width: 700px;
    margin-bottom: 1.5rem;
}

.audio-demo {
    margin-bottom: 1.5rem;
}

.cta-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

.stats-grid {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    margin: 60px 0 40px;
}

.stat-card {
    background: rgba(10, 17, 40, 0.6);
    border-radius: 28px;
    padding: 32px 24px;
    text-align: center;
    flex: 1;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(70, 130, 180, 0.3);
    transition: all 0.2s;
}

.stat-card:hover {
    border-color: #4682B4;
    transform: translateY(-5px);
    background: rgba(70, 130, 180, 0.08);
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: linear-gradient(135deg, #5B9BD5, #4682B4);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 8px;
    min-height: 5rem;
}

.two-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.benefits-list {
    list-style: none;
    margin-top: 20px;
}

.benefits-list li {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.benefits-list i {
    color: #4682B4;
    font-size: 1.25rem;
}

.process-flow {
    background: rgba(10, 17, 40, 0.6);
    border-radius: 32px;
    padding: 24px;
    border: 1px solid rgba(70, 130, 180, 0.3);
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.process-step {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.process-step i {
    font-size: 2rem;
    color: #4682B4;
    min-width: 40px;
    text-align: center;
    margin-top: 4px;
}

.process-step strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 4px;
}

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

.clients-logos {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 32px;
    margin-top: 24px;
}

.client-logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: #94A3B8;
    font-weight: 600;
    transition: color 0.2s;
}

.client-logo i {
    font-size: 2.5rem;
    color: #5B9BD5;
}

.client-logo:hover {
    color: white;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 40px;
}

.service-card {
    background: rgba(10, 17, 40, 0.6);
    padding: 32px 28px;
    border-radius: 32px;
    border: 1px solid rgba(70, 130, 180, 0.3);
    transition: all 0.2s;
}

.service-card:hover {
    background: rgba(70, 130, 180, 0.08);
    border-color: #4682B4;
}

.service-icon {
    font-size: 2.5rem;
    color: #5B9BD5;
    margin-bottom: 20px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    margin-top: 32px;
}

.contact-info-box {
    background: rgba(10, 17, 40, 0.6);
    border-radius: 32px;
    padding: 32px;
    border: 1px solid rgba(70, 130, 180, 0.3);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-info-box h3 {
    margin-bottom: 24px;
    font-size: 1.8rem;
    color: #FFFFFF;
}

.contact-detail {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    font-size: 1.1rem;
}

.contact-detail i {
    font-size: 1.6rem;
    color: #4682B4;
    width: 40px;
}

.contact-detail a {
    color: #E5E7EB;
    text-decoration: none;
    transition: color 0.2s;
}

.contact-detail a:hover {
    color: #5B9BD5;
}

.contact-form {
    background: rgba(10, 17, 40, 0.6);
    border-radius: 32px;
    padding: 32px;
    border: 1px solid rgba(70, 130, 180, 0.3);
    transition: all 0.2s;
}

.form-group {
    margin-bottom: 20px;
}

input, textarea, select {
    width: 100%;
    background: #1A2542;
    border: 1px solid #2C5282;
    padding: 14px 20px;
    border-radius: 24px;
    color: white;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all 0.2s;
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%234682B4' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 14px;
    padding-right: 42px;
    cursor: pointer;
}

input:focus, textarea:focus, select:focus {
    outline: none;
    border-color: #4682B4;
    box-shadow: 0 0 0 3px rgba(70, 130, 180, 0.3);
    background: #2A3D5C;
}

.consent-box {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
    font-size: 0.85rem;
    color: #94A3B8;
}

.consent-box input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: #4682B4;
}

.consent-box a {
    color: #5B9BD5;
    text-decoration: underline;
}

.success-message {
    text-align: center;
    padding: 60px 20px;
}

.success-message h2 {
    margin: 20px 0 10px;
}

/* FAQ */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid rgba(70, 130, 180, 0.3);
}

.faq-question {
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    padding: 20px 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: white;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-question::after {
    content: "+";
    font-size: 1.5rem;
    color: #4682B4;
    transition: transform 0.2s;
}

.faq-item.active .faq-question::after {
    content: "−";
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-bottom: 20px;
}

.faq-answer p {
    color: #CBD5E1;
}

footer {
    padding: 48px 0 32px;
    text-align: center;
    color: #94A3B8;
    font-size: 0.9rem;
    border-top: 1px solid rgba(70, 130, 180, 0.2);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    text-align: left;
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-col strong {
    color: white;
    margin-bottom: 8px;
}

.footer-col a, .footer-col span {
    color: #94A3B8;
    text-decoration: none;
    transition: color 0.2s;
}

.footer-col a:hover {
    color: #5B9BD5;
}

.footer-col i {
    width: 20px;
    margin-right: 4px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }
    h1 {
        font-size: 2.3rem;
    }
    h2 {
        font-size: 1.8rem;
    }
    .section {
        padding: 60px 0;
    }
    .two-columns {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .nav {
        flex-wrap: wrap;
    }
    .header-phone {
        display: none; /* schovať telefón na mobile, lebo je už v menu */
    }
    .nav-links {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 16px;
        margin-top: 16px;
    }
    .mobile-menu {
        display: block;
        margin-left: auto;
    }
    .lang-switch {
        margin-left: 0;
    }
    .stats-grid {
        flex-direction: column;
    }
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .clients-logos {
        gap: 20px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-col {
        align-items: center;
    }
    .process-steps {
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    .contact-info-box, .contact-form {
        padding: 24px;
    }
}