@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat-400.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat-600.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat-700.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat-800.ttf') format('truetype');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Montserrat';
    src: url('fonts/Montserrat-900.ttf') format('truetype');
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

:root {
    --primary: hsl(0, 68%, 52%);
    --primary-dark: hsl(0, 68%, 40%);
    --primary-gradient: linear-gradient(135deg, hsl(0, 68%, 52%), hsl(0, 68%, 42%));
    --primary-light: hsla(0, 68%, 52%, 0.1);
    --bg: #ffffff;
    --bg-alt: #f8f9fa;
    --text-main: #1a1a1a;
    --text-muted: #666666;
    --border: #eeeeee;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 12px 30px -10px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.12);
    --shadow-premium: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg: #0f0f0f;
    --bg-alt: #161616;
    --text-main: #f5f5f5;
    --text-muted: #999999;
    --border: #252525;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 12px 30px -10px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
}


[data-theme="dark"] .arrow-btn {
    background: var(--bg-alt);
}

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

button, input, select, textarea {
    font-family: inherit;
}

body {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-main);
    background-color: var(--bg);
    line-height: 1.6;
    transition: background-color 0.4s ease;
    -webkit-font-smoothing: antialiased;
    letter-spacing: -0.01em;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-slide-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* Header */
header {
    padding: 20px 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: var(--bg);
    opacity: 0.98;
}

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

.logo,
.logo-mini {
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -1.5px;
    cursor: pointer;
}

.logo span,
.logo-mini span {
    color: var(--primary);
}

.logo-mini {
    font-size: 1.25rem;
}

.nav-container {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1;
    justify-content: flex-end;
    overflow: hidden;
    position: relative;
}

.nav-links {
    display: flex;
    gap: 12px;
    overflow-x: auto;
    padding: 4px 40px;
    scrollbar-width: none;
    -ms-overflow-style: none;
    mask-image: linear-gradient(to right, transparent, black 40px, black calc(100% - 40px), transparent);
    scroll-behavior: smooth;
    flex-wrap: nowrap;
    max-width: 850px;
    /* Лимит ширины, чтобы показывалось меньше пунктов сразу */
}


.nav-links::-webkit-scrollbar {
    display: none;
}

.nav-scroll-btn {
    background: var(--bg);
    border: 1px solid var(--border);
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 50%;
    display: none;
    /* Hidden by default, JS will show if needed */
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-main);
    transition: var(--transition);
    z-index: 10;
    box-shadow: var(--shadow-sm);
}

.nav-scroll-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
    transform: scale(1.1);
}

.nav-scroll-btn.left {
    margin-right: -15px;
}

.nav-scroll-btn.right {
    margin-left: -15px;
}

.nav-btn {
    background: transparent;
    border: none;
    font-family: inherit;
    font-weight: 700;
    cursor: pointer;
    color: var(--text-muted);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    white-space: nowrap;
    font-size: 0.85rem;
}

.nav-btn:hover {
    color: var(--primary);
    background: var(--primary-light);
}

.nav-btn.active {
    color: white;
    background: var(--primary);
}

/* Hero */
.hero {
    padding: 100px 0 60px;
    text-align: center;
    background: radial-gradient(circle at top right, var(--primary-light), transparent 40%),
        radial-gradient(circle at bottom left, var(--primary-light), transparent 40%);
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 24px;
    letter-spacing: -3px;
}

.badge {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary);
    padding: 6px 16px;
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 48px;
    font-weight: 500;
}

.text-red {
    color: var(--primary);
    position: relative;
    display: inline-block;
}

.text-red::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--primary);
    opacity: 0.15;
    z-index: -1;
}

.search-wrapper {
    max-width: 680px;
    margin: 0 auto;
    position: relative;
    padding: 8px;
    background: var(--bg);
    border-radius: 100px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    display: flex;
    transition: var(--transition);
}

.search-wrapper:focus-within {
    transform: translateY(-2px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
    border-color: var(--primary);
}

.search-wrapper input {
    flex: 1;
    border: none;
    padding: 16px 24px;
    font-size: 1.1rem;
    font-family: inherit;
    outline: none;
    background: transparent;
    color: var(--text-main);
}

.search-wrapper button {
    background: var(--primary);
    color: white;
    border: none;
    padding: 0 32px;
    border-radius: 100px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.search-wrapper button:hover {
    background: var(--primary-dark);
    transform: scale(1.02);
}

/* Collections */
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.section-title {
    font-size: 1.75rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 0;
}

.scroll-arrows {
    display: flex;
    gap: 12px;
}

.arrow-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    font-size: 1.25rem;
}

.arrow-btn:hover {
    background: var(--primary);
    color: white;
    border-color: var(--primary);
}

.collections-row {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    padding: 10px 0 30px;
    scrollbar-width: none;
}

.collections-row::-webkit-scrollbar {
    display: none;
}

.collection-card {
    min-width: 280px;
    height: 160px;
    background: var(--primary);
    border-radius: var(--radius-md);
    padding: 24px;
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    cursor: pointer;
    transition: var(--transition);
    background-size: cover;
    background-position: center;
    position: relative;
    overflow: hidden;
}

.collection-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
}

.collection-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: var(--shadow-md);
}

.collection-card span {
    position: relative;
    z-index: 1;
    font-weight: 800;
    font-size: 1.25rem;
}

/* Grid */
.builds-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    padding: 30px 0;
}

.build-card {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    transition: transform 0.3s cubic-bezier(0.2, 0, 0.2, 1), box-shadow 0.3s ease;
    cursor: pointer;
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    position: relative;
}

.build-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-color: var(--accent);
}

.card-image {
    position: relative;
    aspect-ratio: 16/9;
    background: var(--card-bg);
    overflow: hidden;
}

/* Skeleton loader animation */
.card-image::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.05),
        transparent
    );
    animation: skeleton-loading 1.5s infinite;
    z-index: 1;
}

[data-theme="light"] .card-image::before {
    background: linear-gradient(
        90deg,
        transparent,
        rgba(0, 0, 0, 0.03),
        transparent
    );
}

@keyframes skeleton-loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s cubic-bezier(0.2, 0, 0.2, 1), opacity 0.8s ease;
    opacity: 0;
    position: relative;
    z-index: 2;
}

.card-image img.loaded {
    opacity: 1;
}

/* Smooth skeleton fade out */
.card-image::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.05),
        transparent
    );
    animation: skeleton-loading 1.5s infinite;
    z-index: 1;
    transition: opacity 0.6s ease;
}

.card-image.loaded::before {
    opacity: 0;
}

.card-image.failed::after {
    content: "Изображение отсутствует";
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    background: var(--bg-alt);
    z-index: 3;
    opacity: 0.5;
}

.build-card:hover .card-image img {
    transform: scale(1.1);
}

.card-info {
    padding: 20px;
    text-align: center;
}

.card-info h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.card-info p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Detail Overlay */
.detail-overlay {
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: scroll; /* Форсируем скролл для работы колесика */
    -webkit-overflow-scrolling: touch;
}

.detail-overlay.active {
    opacity: 1;
    visibility: visible;
}

.detail-header-fixed {
    position: sticky;
    top: 0;
    background: var(--bg);
    z-index: 100;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: rgba(var(--bg), 0.9);
}

.back-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.back-btn:hover {
    color: var(--primary);
    transform: translateX(-4px);
}

.detail-content {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 24px;
}

.close-btn {
    position: fixed;
    top: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    border: none;
    border-radius: 50%;
    color: var(--primary);
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    z-index: 1001;
}

.close-btn:hover {
    background: var(--primary);
    color: white;
    transform: rotate(90deg);
}

.detail-header {
    text-align: center;
    margin-bottom: 40px;
}

.detail-cover {
    width: 100%;
    max-height: 75vh;
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    background: var(--bg-alt);
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-cover img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    display: block;
}

.detail-header h2 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 16px;
    color: var(--text-main);
    letter-spacing: -2px;
}

.detail-header p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto;
}


.blueprint-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 32px;
}

.blueprint-card {
    background: var(--bg-alt);
    padding: 8px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: zoom-in;
    position: relative;
    overflow: hidden;
}

.blueprint-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.blueprint-card img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-sm);
    display: block;
}

@media (max-width: 600px) {
    .blueprint-gallery {
        grid-template-columns: 1fr;
    }
}


/* Theme Toggle */
.theme-toggle {
    background: var(--primary-light);
    border: none;
    width: 36px;
    height: 36px;
    min-width: 36px;
    border-radius: 50%;
    cursor: pointer;
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--primary);
    color: white;
    transform: rotate(30deg);
}

/* Footer */
footer {
    padding: 80px 0 40px;
    text-align: center;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 16px;
    }

    .hero {
        padding: 60px 0;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .detail-header h2 {
        font-size: 2rem;
    }
}

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: zoom-out;
    padding: 24px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    display: flex;
    opacity: 1;
}

.lightbox img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.lightbox.active img {
    transform: scale(1);
}

@media (max-width: 600px) {
    .lightbox {
        padding: 12px;
    }
}

/* Materials Section */
.material-section {
    margin-top: 40px;
    padding: 32px;
    background: var(--bg-alt);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
}

.material-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    margin-top: 20px;
}

.material-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    background: var(--bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    transition: var(--transition);
}

.material-item:hover {
    border-color: var(--primary);
    transform: translateX(4px);
}

.material-bullet {
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

.material-text {
    font-size: 0.9rem;
    font-weight: 600;
}

/* Download Button */
.download-section {
    margin-top: 24px;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--primary-gradient);
    color: white;
    padding: 16px 32px;
    border-radius: 100px;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.1rem;
    transition: var(--transition);
    box-shadow: var(--shadow-premium);
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 25px 50px -12px hsla(0, 68%, 52%, 0.4);
    filter: brightness(1.1);
}

.download-btn svg {
    transition: transform 0.3s ease;
}

.download-btn:hover svg {
    transform: translateY(3px);
}