/* --- CORE STYLES --- */
:root {
    --bg-body: #050505;
    --bg-card: #0f0f0f;
    --text-main: #ffffff;
    --text-muted: #b0b0b0;
    --border-color: #222222;
    --active-blue: #2a3b68;
    --overlay-black: rgba(0, 0, 0, 0.85);
    --error-color: #ff4d4d;
    --swiper-theme-color: #2a3b68!important;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 50px;
}

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

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: 'Roboto', sans-serif;
    overflow-x: hidden;
}

body.fix {
    overflow: hidden;
}

h1,
h2,
h3,
h4,
.btn,
.nav-link,
.tab-item,
.tooltip,
.service-link,
.header-button {
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
}

img {
    width: 100%;
    display: block;
    object-fit: cover;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- HEADER BASIC --- */
        header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 100;
            background: rgba(5, 5, 5, 0.9);
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            padding: 15px 0;
            backdrop-filter: blur(10px);
            transition: 0.3s;
        }

        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
        }

        .logo {
            max-width: 64px;
            max-height: 64px;
            z-index: 1100;
            position: relative;
        }

        .logo img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* --- DESKTOP NAV (CENTERED) --- */
        .desktop-nav {
            position: absolute;
            left: 50%;
            transform: translateX(-50%);
        }

        .nav-menu {
            display: flex;
            gap: 30px;
        }

        .nav-link {
            color: var(--text-muted);
            font-size: 0.9rem;
            letter-spacing: 1px;
            text-transform: uppercase;
        }

        .nav-link:hover { color: #fff; }

        /* --- RIGHT SIDE BUTTONS --- */
        .header-right {
            display: block;
        }

        .header-button-1 {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 10px;
        }

        .header-button {
            background: #fff;
            color: #000;
            border: none;
            padding: 8px 20px;
            font-weight: 700;
            cursor: pointer;
            font-size: 0.75rem;
            letter-spacing: 1px;
            transition: 0.3s;
            border-radius: 2px;
            text-transform: uppercase;
            width: 100%;
        }
        .header-button:hover { background: #ccc; }

        .header-phone {
            font-size: 0.9rem;
            letter-spacing: 1px;
            text-decoration: none;
            color: #fff;
            font-weight: 600;
        }
        .header-phone:hover { color: #ccc; }

        /* --- HAMBURGER & MOBILE OVERLAY --- */
        .hamburger {
            display: none;
            width: 30px;
            height: 20px;
            position: relative;
            z-index: 2000;
            cursor: pointer;
        }

        .hamburger span {
            display: block;
            position: absolute;
            height: 2px;
            width: 100%;
            background: #fff;
            border-radius: 2px;
            transition: 0.3s ease-in-out;
            left: 0;
        }
        .hamburger span:nth-child(1) { top: 0px; }
        .hamburger span:nth-child(2) { top: 9px; }
        .hamburger span:nth-child(3) { top: 18px; }

        .hamburger.active span:nth-child(1) { top: 9px; transform: rotate(45deg); }
        .hamburger.active span:nth-child(2) { opacity: 0; left: -60px; }
        .hamburger.active span:nth-child(3) { top: 9px; transform: rotate(-45deg); }

        .mobile-menu-overlay {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100vh;
            background: #050505;
            z-index: 1000;            
            display: flex;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-20px);
            transition: 0.4s;
        }

        .mobile-menu-overlay.active {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .mobile-menu-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 40px;
            text-align: center;
            justify-content: center;
        }

        /* --- MOBILE MEDIA QUERY --- */
        @media (max-width: 900px) {
            .desktop-nav { display: none; }
            .header-right { display: none; } 
            .hamburger { display: block; }
            
            .mobile-menu-content .nav-menu {
                flex-direction: column;
                gap: 30px;
            }
            .mobile-menu-content .nav-link {
                font-size: 1.5rem;
            }
            .mobile-menu-content .header-button-1 {
                align-items: center;
                gap: 20px;
            }
            .mobile-menu-content .header-phone {
                font-size: 1.2rem;
            }
            .logo{
                max-width: 45px;
                max-height: 45px;
            }
        }

/* --- HERO --- */
.hero {
    height: 100vh;
    background: url('/assets/img/hero-bg.webp');
    background-position: bottom;
    background-size: 100%;
    background-repeat: no-repeat;
    display: flex;
    justify-content: center;
    text-align: center;
    padding-top: 250px;
    background-color: black;
}

.hero h1 {
    font-size: 4.5rem;
    letter-spacing: 5px;
    margin-bottom: 10px;
}

.hero p {
    color: var(--text-muted);
    letter-spacing: 3px;
    font-size: 1.1rem;
    text-transform: uppercase;
}

.btn-outline {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: #fff;
    padding: 15px 40px;
    margin-top: 40px;
    cursor: pointer;
    letter-spacing: 2px;
    display: inline-block;
    transition: 0.3s;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
}

.btn-outline:hover {
    background: #fff;
    color: #000;
}

/* --- NEW ABOUT SECTION (REFERENCE STYLE) --- */
.about-ref-section {
    position: relative;
    height: 80vh;
    min-height: 600px;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
}

.about-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    z-index: 1;
}

.about-bg.active {
    opacity: 1;
}

.about-ref-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, #000, transparent);
    z-index: 2;
}

.about-content-wrapper {
    position: relative;
    z-index: 10;
    width: 100%;
    padding-bottom: 50px;
}

.about-tabs-container {
    display: flex;
    width: 100%;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.tab-item {
    flex: 1;
    padding: 25px 20px;
    background: var(--overlay-black);
    color: #fff;
    cursor: pointer;
    font-size: 1.2rem;
    font-weight: 600;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.3s;
    text-align: left;
}

.tab-item:last-child {
    border-right: none;
}

.tab-item.active {
    background: var(--active-blue);
}

.tab-item:hover:not(.active) {
    background: #222;
}

.about-text-area {
    background: var(--overlay-black);
    padding: 30px 40px;
    color: #ccc;
    min-height: 188px;
}

.tab-desc {
    display: none;
    font-size: 1rem;
    line-height: 1.6;
    max-width: 900px;
    animation: fadeIn 0.5s;
}

.tab-desc.active {
    display: block;
}

/* --- SERVICES --- */
.services {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 50px;
    text-align: center;
    text-transform: uppercase;
    font-family: 'Oswald', sans-serif;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    background: var(--border-color);
    gap: 1px;
    border: 1px solid var(--border-color);
}

.service-card {
    background: var(--bg-body);
    position: relative;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

.service-img {
    height: 100%;
    min-height: 300px;
    overflow: hidden;
    position: relative;
}

.service-img img {
    height: 100%;
    transition: 0.5s;
    filter: grayscale(100%);
}

.service-card:hover .service-img img {
    transform: scale(1.1);
    filter: grayscale(0%);
}

.service-info {
    padding: 25px;
    gap: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.service-info h4 {
    font-size: 1.2rem;
    margin: 0;
}

.service-info p {
    font-size: 0.85rem;
    color: #666;
}

.service-link {
    font-size: 0.8rem;
    font-weight: 700;
    color: #fff;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
}

.service-link::after {
    content: '>';
    margin-left: 5px;
    transition: 0.3s;
}

.service-card:hover .service-link::after {
    margin-left: 15px;
}

/* --- PORTFOLIO --- */
.portfolio-section{
    padding: 100px 20px;
}
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 5px;
    margin-top: 50px;
}

.portfolio-item {
    height: 280px;
    position: relative;
    overflow: hidden;
    display: flex;
}

.portfolio-item-caption {
    display: flex;
    position: absolute;
    width: 100%;
    height: 55px;
    align-items: center;
    bottom: 0;
    padding: 10px 15px;
    background: rgba(5, 5, 5, .8);
    font-size: 0.85rem;
}

.portfolio-item img {
    height: 100%;
    transition: 0.5s;
}

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

/* --- CONTACTS SECTION --- */
.contacts-section {
    padding: 100px 0;
    background: #080808;
}

.contacts-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.contacts-info h3 {
    font-size: 2rem;
    margin-bottom: 40px;
    letter-spacing: 2px;
    color: #fff;
}

.contact-row {
    margin-bottom: 30px;
    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-row:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.contact-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 10px;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-value {
    font-size: 1.2rem;
    color: #fff;
    font-weight: 400;
}

.phone-link {
    font-size: 2rem;
    font-weight: 700;
    color: #fff;
    font-family: 'Oswald', sans-serif;
    border-bottom: 2px solid transparent;
    transition: 0.3s;
}

.phone-link:hover {
    color: var(--text-muted);
    border-bottom-color: var(--text-muted);
}

.contacts-map {
    height: 100%;
    width: 100%;
    background: #111;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.contacts-map iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

@media (max-width: 768px) {
    .contacts-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .phone-link {
        font-size: 1.5rem;
    }

    .contacts-map {
        height: 300px;
    }
}


/* --- REVIEWS SECTION (SWIPER) --- */
.reviews-section {
    padding: 100px 0;
    background: #080808;
}

.swiper-container-wrapper {
    position: relative;
    padding: 0 50px;
}

.swiper {
    width: 100%;
    height: 100%;
    padding-bottom: 20px;
}

.swiper-slide {
    background: #111;
    border: 1px solid var(--border-color);
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: auto !important;
    box-sizing: border-box;
    transition: border-color 0.3s;
}

.swiper-slide:hover {
    border-color: rgba(255, 255, 255, 0.3);
}

.review-header {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.review-name {
    font-size: 1.1rem;
    color: #fff;
    font-weight: 700;
    font-family: 'Oswald', sans-serif;
    letter-spacing: 1px;
}

.review-text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: #ccc;
    font-style: italic;
}

.swiper-button-next:after,
.swiper-button-prev:after {
    font-size: 1.2rem;
    font-weight: bold;
}

.all-reviews-btn-wrapper {
    margin-top: 50px;
    text-align: center;
}

@media (max-width: 768px) {
    .swiper-container-wrapper {
        padding: 0;
    }

    .swiper-button-next,
    .swiper-button-prev {
        display: none !important;
    }
}

/* --- POPUP & FORMS --- */
.popup-main {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: 0.3s;
}

.popup-main.popup_active {
    opacity: 1;
    visibility: visible;
}

.popup-wrapper {
    background: #111;
    width: 100%;
    max-width: 500px;
    padding: 40px;
    position: relative;
    border: 1px solid #333;
    transform: translateY(20px);
    transition: 0.4s;
}

.popup-wrapper.animate-popup {
    transform: translateY(0);
}

.popup-close-icon {
    position: absolute;
    top: 15px;
    right: 20px;
    font-size: 30px;
    cursor: pointer;
    color: #666;
}

.popup-close-icon:hover {
    color: #fff;
}

.form-group {
    position: relative;
    margin-bottom: 25px;
}

.dynamic-placeholder {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid #444;
    padding: 15px 0 10px;
    color: #fff;
    font-size: 1rem;
    outline: none;
    font-family: 'Roboto', sans-serif;
    z-index: 2;
    position: relative;
}

.dynamic-placeholder:focus {
    border-bottom-color: #fff;
}

.input-placeholder {
    position: absolute;
    top: 15px;
    left: 0;
    color: #666;
    font-size: 1rem;
    transition: 0.3s;
    pointer-events: none;
    z-index: 1;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 1px;
    font-family: 'Oswald', sans-serif;
}

.input-placeholder.show-placeholder {
    top: -10px;
    font-size: 0.7rem;
    color: #888;
}

.form-input-error {
    display: none;
    color: var(--error-color);
    font-size: 0.75rem;
    position: absolute;
    bottom: -18px;
    left: 0;
}

.form-submit-btn {
    width: 100%;
    background: #fff;
    color: #000;
    border: none;
    padding: 15px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    margin-top: 10px;
    font-family: 'Oswald', sans-serif;
}

.form-submit-btn:hover {
    background: #ddd;
}

.form-loader,
.form-success,
.form-error {
    display: none;
    text-align: center;
    color: #fff;
    padding: 20px;
}

.loader-active form {
    opacity: 0.3;
    pointer-events: none;
}

.loader-active .form-loader {
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.form-success-active form {
    display: none;
}

.form-success-active .form-success {
    display: block;
}

.form-error-active .form-error {
    display: block;
}

.form-error-active form {
    display: none;
}
.popup-privacy-text{
    font-size: 0.7rem;
    color: #888;
    margin-top: 15px;
    text-align: center;
}
.popup-privacy-text a{
    color: #aaa;
    text-decoration: underline;
}
.popup-privacy-text a:hover{
    color: #fff;
}

footer {
    padding: 30px;
    border-top: 1px solid #222;
    text-align: center;
    color: #555;
    font-size: 0.8rem;
    text-transform: uppercase;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }

    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr 1fr;
    }

    .about-tabs-container {
        flex-direction: column;
    }

    .tab-item {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .about-ref-section {
        height: auto;
        min-height: 800px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }
    .portfolio-section,
    .services,
    .reviews-section,
    .contacts-section{
        padding-top: 60px;
        padding-bottom: 60px;
    }
    .about-content-wrapper{
        padding: 100px 20px;
    }
    .hero{
        padding-top: 100px;
        background-size: 150% auto;
    }
}
@media (max-width: 576px){
    .services-grid, .portfolio-grid {
        grid-template-columns: 1fr;
    }
}