*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #1f2933;
    background: #f5f7fa;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 0;
    gap: 1.5rem;
}

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

.logo-img {
    height: 44px;
    width: auto;
}

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

.logo-main {
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.logo-sub {
    font-size: 0.8rem;
    color: #6b7280;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9rem;
}

.main-nav a {
    padding: 0.4rem 0.6rem;
    border-radius: 999px;
    transition: background 0.15s ease, color 0.15s ease;
}

.main-nav a:hover {
    background: #f3f4f6;
}

/* Hero / Slider */

.hero {
    position: relative;
    min-height: 70vh;
    color: #f9fafb;
    background: #020617;
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 70vh;
    overflow: hidden;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-slide.is-active {
    opacity: 1;
    transform: scale(1);
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(15, 23, 42, 0.75), rgba(15, 23, 42, 0.35), rgba(15, 23, 42, 0.8));
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 520px;
    color: #f9fafb;
}

.hero-content h1 {
    font-size: clamp(2.2rem, 3vw, 2.8rem);
    margin-bottom: 0.75rem;
}

.hero-content p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.4rem;
    border-radius: 999px;
    border: none;
    background: #f97316;
    color: #fff;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(15, 23, 42, 0.25);
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary:hover {
    background: #ea580c;
    transform: translateY(-1px);
    box-shadow: 0 16px 30px rgba(15, 23, 42, 0.32);
}

.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: rgba(15, 23, 42, 0.55);
    color: #e5e7eb;
    width: 36px;
    height: 36px;
    border-radius: 999px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    z-index: 10;
    transition: background 0.15s ease, transform 0.15s ease;
}

.slider-nav:hover {
    background: rgba(15, 23, 42, 0.8);
    transform: translateY(-50%) scale(1.05);
}

.slider-nav.prev {
    left: 1.5rem;
}

.slider-nav.next {
    right: 1.5rem;
}

.slider-dots {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.4rem;
    z-index: 10;
}

.slider-dot {
    width: 9px;
    height: 9px;
    border-radius: 999px;
    border: 1px solid rgba(248, 250, 252, 0.8);
    background: rgba(15, 23, 42, 0.4);
    cursor: pointer;
    transition: background 0.2s ease, transform 0.2s ease, width 0.2s ease;
}

.slider-dot.is-active {
    background: #f97316;
    transform: scale(1.1);
    width: 16px;
}

/* Sections */

.section {
    padding: 4rem 0;
}

.section-muted {
    background: #eef2f7;
}

.section h2 {
    font-size: 1.7rem;
    margin-bottom: 1.5rem;
}

.section-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: center;
}

.section-image-card {
    background: #0b1120;
    border-radius: 1.25rem;
    padding: 0.6rem;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.4);
}

.section-image-card img {
    border-radius: 0.9rem;
}

.text-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.text-list li {
    margin-bottom: 0.6rem;
    padding-left: 1.2rem;
    position: relative;
    font-size: 0.96rem;
}

.text-list li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: #f97316;
}

.note {
    font-size: 0.85rem;
    color: #6b7280;
    margin-top: 0.75rem;
}

/* Kontakt */

.contact-grid {
    align-items: flex-start;
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
}

.contact-list li {
    margin-bottom: 0.4rem;
    font-size: 0.95rem;
}

.contact-form {
    background: #fff;
    padding: 1.5rem;
    border-radius: 1.25rem;
    box-shadow: 0 14px 35px rgba(15, 23, 42, 0.18);
}

.form-row {
    display: flex;
    flex-direction: column;
    margin-bottom: 1rem;
}

.form-row label {
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.35rem;
}

.form-row input,
.form-row textarea {
    border-radius: 0.7rem;
    border: 1px solid #d1d5db;
    padding: 0.55rem 0.7rem;
    font-size: 0.95rem;
    font-family: inherit;
    resize: vertical;
}

.form-row input:focus,
.form-row textarea:focus {
    outline: none;
    border-color: #f97316;
    box-shadow: 0 0 0 1px rgba(249, 115, 22, 0.15);
}

.form-note {
    font-size: 0.8rem;
    color: #6b7280;
    margin-top: 0.75rem;
}

/* Footer */

.site-footer {
    border-top: 1px solid rgba(15, 23, 42, 0.08);
    background: #0b1120;
    color: #e5e7eb;
    padding: 1.5rem 0;
    margin-top: 2rem;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.85rem;
}

/* Responsive */

@media (max-width: 900px) {
    .header-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .main-nav {
        flex-wrap: wrap;
        justify-content: flex-start;
    }

    .hero-slider {
        height: 60vh;
    }

    .section-grid {
        grid-template-columns: minmax(0, 1fr);
    }

    .section-image-card {
        max-width: 420px;
        margin: 0 auto;
    }

    .contact-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 640px) {
    .hero-slider {
        height: 55vh;
    }

    .header-inner {
        padding: 0.5rem 0;
    }

    .site-footer {
        text-align: center;
    }

    .footer-inner {
        flex-direction: column;
    }
}