:root {
    --red: #d5001c;
    --black: #000000;
    --dark: #0a0a0a;
    --light: #f4f4f4;
    --grey: #222222;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    background-color: var(--black);
    color: var(--light);
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    overflow-x: hidden;
}
#loader {
    position: fixed;
    top: 0; left: 0; width: 100vw; height: 100vh;
    background-color: var(--black);
    z-index: 10000;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: top 1s cubic-bezier(0.85, 0, 0.15, 1);
}
#loader h1 {
    font-size: 5vw;
    color: var(--red);
    text-transform: uppercase;
    letter-spacing: 10px;
    animation: pulse 1.5s infinite alternate;
}
@keyframes pulse {
    0% { opacity: 0.3; filter: blur(2px); }
    100% { opacity: 1; filter: blur(0px); }
}
nav {
    position: fixed;
    top: 0; width: 100%;
    padding: 30px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(10px);
}
.logo a { font-size: 24px; font-weight: 900; letter-spacing: 5px; color: #fff; text-decoration: none; }
.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}
.nav-links a {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: color 0.3s;
}
.nav-links a:hover { color: var(--red); }
#hero {
    position: relative; height: 100vh; width: 100%;
    overflow: hidden; display: flex; align-items: center; justify-content: center;
}
.hero-bg {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: url('https://images.unsplash.com/photo-1614162692292-7ac56d7f7f1e?q=80&w=2000&auto=format&fit=crop') center/cover;
    animation: kenBurns 20s linear infinite alternate;
    opacity: 0.6; z-index: -1;
}
@keyframes kenBurns {
    0% { transform: scale(1); }
    100% { transform: scale(1.15); }
}
.hero-title { 
    text-align: center; 
    z-index: 2; 
    padding: 0 20px; 
    transform: translateY(70px);
}
.hero-title h1 {
    font-size: 7vw; line-height: 1.2; text-transform: uppercase;
    font-weight: 900; color: transparent;
    -webkit-text-stroke: 4px rgba(255, 255, 255, 0.9); letter-spacing: 2px;
    text-shadow: 0px 5px 25px rgba(0, 0, 0, 0.8), 0px 2px 5px rgba(0, 0, 0, 0.9);
}
.hero-title h1 span {
    display: block; color: var(--light);
    -webkit-text-stroke: 0; font-size: 8.5vw; 
    margin-top: 15px;
    text-shadow: 0px 5px 30px rgba(0, 0, 0, 0.8), 0px 2px 10px rgba(0, 0, 0, 0.9);
}
.page-header {
    padding: 150px 5vw 50px;
    text-align: center;
    background-color: var(--dark);
}
.page-header h1 {
    font-size: 4vw; text-transform: uppercase; font-weight: 900; color: var(--light);
}
.marquee-wrapper {
    background-color: var(--red); padding: 20px 0; overflow: hidden;
    white-space: nowrap; border-top: 1px solid #fff; border-bottom: 1px solid #fff;
}
.marquee {
    display: inline-block; font-size: 3vw; font-weight: 800;
    text-transform: uppercase; color: var(--black);
    animation: marquee 35s linear infinite;
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}
#services { padding: 50px 5vw 150px; background-color: var(--dark); }
.cards-container { position: relative; display: flex; flex-direction: column; gap: 50px; }
.card {
    position: sticky; top: 15vh; height: 70vh; width: 100%;
    background: var(--grey); border-radius: 20px; overflow: hidden;
    display: flex; box-shadow: 0 -20px 30px rgba(0,0,0,0.5); transform-origin: top center;
}
.card:nth-child(1) { top: 10vh; } .card:nth-child(2) { top: 14vh; } .card:nth-child(3) { top: 18vh; }
.card-img { width: 60%; height: 100%; position: relative; }
.card-img img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(80%); transition: filter 0.5s ease; }
.card:hover .card-img img { filter: grayscale(0%); }
.card-content {
    width: 40%; padding: 60px; display: flex; flex-direction: column;
    justify-content: center; background: linear-gradient(135deg, #111, #000);
}
.card-content h2 { font-size: 3vw; color: var(--red); margin-bottom: 20px; text-transform: uppercase; }
.card-content p { font-size: 1.1vw; color: #aaa; line-height: 1.6; }
.gallery-section { padding: 50px 5vw 150px; background-color: var(--dark); }
.gallery-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}
.gallery-item {
    position: relative; overflow: hidden; border-radius: 10px;
    height: 300px; display: block;
}
.gallery-item img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.5s ease, filter 0.5s ease; filter: grayscale(30%);
}
.gallery-item:hover img { transform: scale(1.1); filter: grayscale(0%); }
.gallery-overlay {
    position: absolute; bottom: 0; left: 0; width: 100%;
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    padding: 20px; text-align: left;
}
.gallery-overlay h3 { color: #fff; font-size: 1.5rem; margin-bottom: 5px; }
.gallery-overlay p { color: var(--red); font-weight: bold; font-size: 1.2rem; }
.contact-section { padding: 50px 10% 150px; background-color: var(--dark); display: flex; justify-content: center;}
.contact-container {
    width: 100%; max-width: 800px; background: var(--grey);
    padding: 50px; border-radius: 20px; box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.form-group { margin-bottom: 25px; }
.form-group label { display: block; margin-bottom: 10px; color: #aaa; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 15px; background: #111; border: 1px solid #333;
    color: #fff; font-size: 1rem; border-radius: 5px; outline: none; transition: border 0.3s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--red); }
.form-group textarea { height: 150px; resize: none; }
.btn-buy {
    display: inline-block; padding: 20px 50px; font-size: 1.2vw; font-weight: bold;
    text-transform: uppercase; letter-spacing: 3px; color: var(--light); text-decoration: none;
    border: 2px solid var(--red); border-radius: 50px; position: relative; overflow: hidden;
    transition: color 0.4s ease; z-index: 1; background: transparent;
    margin-top: 30px; /* Відступ кнопки від тексту над нею */
}
.btn-buy::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background-color: var(--red); z-index: -1; transform: scaleX(0); transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.86, 0, 0.07, 1);
}
.btn-buy:hover::before { transform: scaleX(1); transform-origin: left; }
footer {
    padding: 40px 0; background: var(--black); display: flex; flex-direction: column;
    align-items: center; justify-content: center; text-align: center; border-top: 1px solid #111;
}
footer p { color: #555; font-size: 1vw; }
@media (max-width: 900px) {
    .nav-links {
        display: flex !important;
        gap: 15px;
    }
    .nav-links a {
        font-size: 11px;
        letter-spacing: 1px;
    }
    .logo a {
        font-size: 18px;
    }
}