/* ========================================
   1.  IMPORTS & FONTS
   ======================================== */
@font-face {
    font-family: 'Deutsch Gothic';
    src: url('fonts/deutsch_gothic.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
    /* Prevents FOIT */
}

/* ========================================
   2.  CSS VARIABLES (Theming)
   ======================================== */
:root {
    /* --- Color Palette --- */
    --color-bg: #faf8f5;
    --color-bg-dark: #f1ede9;
    --color-bg-card: #ffffff;
    --color-text-primary: #1e1b1a;
    --color-text-secondary: #5a4a40;
    --color-text-muted: #6b5a4e;
    --color-text-light: #e6dfd9;
    --color-accent-gold: #b8864b;
    /* Main gold/bronze */
    --color-accent-gold-light: #dbbf94;
    --color-accent-gold-dark: #9e6f3a;
    --color-border-light: #e5dbd2;
    --color-border-medium: #b8a99a;
    --color-vk: #4c6a9e;
    --color-vk-hover: #3a557d;
    --color-success: #1e6b3a;
    --color-error: #b13b3b;

    /* --- Typography --- */
    --font-primary: 'Inter', sans-serif;
    --font-heading: 'Deutsch Gothic', 'Impact', 'Arial Black', sans-serif;

    /* --- Spacing Scale --- */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;
    --space-3xl: 64px;
    --space-4xl: 80px;

    /* --- Border Radius --- */
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 9999px;

    /* --- Transitions --- */
    --transition-fast: 0.15s ease;
    --transition-base: 0.25s ease;
    --transition-slow: 0.35s ease;
}

/* ========================================
   3.  RESET & BASE
   ======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.5;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ========================================
   4.  TYPOGRAPHY & UTILITY
   ======================================== */
.section-title {
    font-size: 2.2rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: var(--space-md);
    color: #2a211e;
}

.section-subtitle {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-2xl);
    color: var(--color-text-secondary);
    font-size: 1.05rem;
}

/* ========================================
   5.  BUTTONS
   ======================================== */
.btn {
    display: inline-block;
    padding: 14px 36px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 1rem;
}

.btn--primary {
    background-color: var(--color-accent-gold);
    color: var(--color-text-primary);
    /* High contrast on gold */
}

.btn--primary:hover,
.btn--primary:focus-visible {
    background-color: var(--color-accent-gold-dark);
    transform: translateY(-2px);
}

.btn--primary:active {
    transform: translateY(0);
}

/* ========================================
   6.  HEADER
   ======================================== */
.header {
    background-color: var(--color-text-primary);
    color: var(--color-text-light);
    padding: 18px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid #3a2f2a;
}

.header__container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.logo__text {
    font-family: var(--font-heading);
    font-size: 1.7rem;
    font-weight: normal;
    letter-spacing: 1px;
    color: var(--color-accent-gold-light);
}

.logo__subtext {
    font-size: 0.8rem;
    font-weight: 400;
    color: #b89a7a;
    display: block;
    margin-top: var(--space-xs);
}

.header-btn {
    background-color: var(--color-accent-gold);
    color: #ffffff;
    padding: 10px 28px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.header-btn:hover,
.header-btn:focus-visible {
    background-color: var(--color-accent-gold-dark);
    transform: translateY(-2px);
}

.header-btn:active {
    transform: translateY(0);
}

.phone-link {
    color: var(--color-text-light);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.15rem;
    transition: color var(--transition-fast);
}

.phone-link:hover,
.phone-link:focus-visible {
    color: var(--color-accent-gold-light);
}

/* --- VK Link (Header) --- */
.vk-link {
    background-color: var(--color-vk);
    color: #ffffff;
    padding: var(--space-sm) 18px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-color var(--transition-fast);
}

.vk-link:hover,
.vk-link:focus-visible {
    background-color: var(--color-vk-hover);
}

/* ========================================
   7.  HERO
   ======================================== */
.hero {
    background-image: url('images/hero-bg.jpg');
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    color: #f0ebe5;
    padding: var(--space-4xl) 0;
    text-align: center;
    position: relative;
}

/* Improved overlay: gradient from bottom for a more modern look */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.35) 0%, rgba(0, 0, 0, 0.75) 100%);
    z-index: 1;
}

.hero__container {
    position: relative;
    z-index: 2;
}

.hero__title {
    font-size: 3.2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-lg);
}

.hero__subtitle {
    font-size: 1.2rem;
    max-width: 650px;
    margin: 0 auto var(--space-xl);
    opacity: 0.9;
    font-weight: 400;
}

/* ========================================
   8.  CATALOG (Category Grid)
   ======================================== */
/* ===== КАТАЛОГ (СЕМАНТИЧЕСКАЯ ВЕРСИЯ) ===== */
.catalog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-md);
    list-style: none;
    padding: 0;
    margin: 0 0 var(--space-2xl) 0;
}

.category-card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-light);
    transition: all var(--transition-fast);
}

.category-card:hover,
.category-card:focus-within {
    border-color: var(--color-accent-gold-light);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.06);
}

.category-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-lg) var(--space-sm);
    text-decoration: none;
    color: inherit;
    text-align: center;
    height: 100%;
}

.category-icon {
    font-size: 2rem;
    line-height: 1;
}

.category-name {
    font-weight: 600;
    font-size: 1.05rem;
    color: #2a211e;
}

.category-desc {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    line-height: 1.3;
    max-width: 160px;
    margin: 0 auto;
}

/* ========================================
   9.  GALLERY & CATEGORY BLOCKS
   ======================================== */
.gallery {
    padding: var(--space-lg) 0 var(--space-3xl);
    background-color: #fefcf9;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--space-lg);
}

/* --- Category Block (Main Page) --- */
.category-block {
    cursor: pointer;
    text-align: center;
    transition: transform var(--transition-fast);
    text-decoration: none;
    /* If it's a link */
    color: inherit;
}

.category-block:hover,
.category-block:focus-visible {
    transform: translateY(-5px);
}

.category-cover {
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border-radius: var(--radius-md);
    background-color: #eae2da;
}

.category-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.category-block:hover .category-cover img {
    transform: scale(1.03);
}

.category-title {
    font-size: 1.2rem;
    margin-top: var(--radius-sm);
    font-weight: 500;
    color: #2a211e;
}

.category-count {
    display: inline-block;
    margin-left: var(--space-sm);
    font-size: 0.8rem;
    font-weight: normal;
    color: #8b735f;
}

/* --- Gallery Category (Inner Pages) --- */
.gallery-category-title {
    font-size: 1.6rem;
    font-weight: 500;
    margin: 0 0 var(--space-lg) 0;
    padding-bottom: var(--space-sm);
    border-bottom: 2px solid var(--color-accent-gold-light);
    color: #2a211e;
    grid-column: 1 / -1;
}

.gallery-category {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--space-lg);
    grid-column: 1 / -1;
}

.gallery-back-btn {
    background-color: #2a211e;
    color: white;
    border: none;
    padding: 10px var(--space-lg);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 0.9rem;
    margin-bottom: var(--space-lg);
    transition: background-color var(--transition-fast);
    grid-column: 1 / -1;
    width: fit-content;
    font-family: var(--font-primary);
}

.gallery-back-btn:hover,
.gallery-back-btn:focus-visible {
    background-color: #4a3a32;
}

/* --- Gallery Item --- */
.gallery-item {
    background-color: #eae2da;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
}

.gallery-item:hover,
.gallery-item:focus-within {
    transform: scale(1.01);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.12);
}

.gallery-item:hover img {
    transform: scale(1.04);
}

/* ========================================
   10. ABOUT
   ======================================== */
.about {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-dark);
}

.about__content {
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    font-size: 1.05rem;
    color: #2e2520;
    line-height: 1.6;
}

/* ========================================
   11. CONTACT & FORM
   ======================================== */
.contact {
    padding: var(--space-3xl) 0;
    background-color: #fefcf9;
    text-align: center;
}

.contact__block {
    background-color: var(--color-bg-card);
    max-width: 550px;
    margin: 0 auto;
    padding: 40px 30px;
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--color-border-light);
}

.contact__phone {
    display: inline-block;
    font-size: 2rem;
    font-weight: 700;
    text-decoration: none;
    color: var(--color-text-primary);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.01em;
    transition: color var(--transition-fast);
}

.contact__phone:hover,
.contact__phone:focus-visible {
    color: var(--color-accent-gold);
}

.contact__vk {
    display: inline-block;
    background-color: var(--color-text-primary);
    color: white;
    padding: var(--radius-sm) 30px;
    border-radius: var(--radius-full);
    text-decoration: none;
    font-weight: 600;
    margin: var(--space-md) 0 var(--space-lg);
    transition: background-color var(--transition-fast);
}

.contact__vk:hover,
.contact__vk:focus-visible {
    background-color: #3a2f2a;
}

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

/* --- Form --- */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    background-color: var(--color-bg-card);
    padding: 40px 36px;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--color-border-light);
    text-align: left;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: #2a211e;
}

.form-group input,
.form-group textarea {
    padding: var(--radius-sm) var(--space-md);
    border: 2px solid var(--color-border-medium);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: var(--font-primary);
    background-color: #ffffff;
    color: var(--color-text-primary);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 1;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent-gold);
    box-shadow: 0 0 0 3px rgba(184, 134, 75, 0.25);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-submit {
    cursor: pointer;
    border: none;
    padding: 14px 36px;
    border-radius: var(--radius-full);
    background-color: var(--color-accent-gold);
    color: var(--color-text-primary);
    font-weight: 600;
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: all var(--transition-fast);
    align-self: flex-start;
}

.form-submit:hover,
.form-submit:focus-visible {
    background-color: var(--color-accent-gold-dark);
    transform: translateY(-2px);
}

.form-submit:active {
    transform: translateY(0);
}

.form-status {
    margin-top: var(--space-sm);
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

.form-status.success {
    color: var(--color-success);
    font-weight: 600;
}

.form-status.error {
    color: var(--color-error);
    font-weight: 600;
}

/* ========================================
   12. КЛИЕНТЫ
   ======================================== */
.clients {
    padding: var(--space-3xl) 0;
    background-color: var(--color-bg-dark);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--space-md);
}

.client-card {
    background-color: var(--color-bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all var(--transition-fast);
    aspect-ratio: 1 / 1;
}

.client-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

.client-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Адаптив */
@media (max-width: 700px) {
    .clients-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: var(--space-sm);
    }
}

/* ========================================
   12. FOOTER
   ======================================== */
.footer {
    background-color: var(--color-text-primary);
    color: #b09882;
    padding: 28px 0;
    text-align: center;
    font-size: 0.8rem;
}

/* ========================================
   13. ОТЗЫВЫ (СЛАЙДЕР)
   ======================================== */
.reviews {
    padding: var(--space-3xl) 0;
    background-color: #f1ede9;
}

.reviews-slider {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    max-width: 100%;
}

/* Обёртка с фиксированной шириной */
.reviews-track-wrapper {
    overflow: hidden;
    width: 100%;
    max-width: 1100px;
}

/* Трек с карточками — двигаем через transform */
.reviews-track {
    display: flex;
    gap: 30px;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
    padding: 10px 0;
}

.review-card {
    flex: 0 0 240px;
    background-color: var(--color-bg-card);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    transition: box-shadow var(--transition-fast);
}

.review-card:hover {
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.12);
}

.review-card img {
    width: 100%;
    height: auto;
    display: block;
}

/* Стрелки */
.slider-arrow {
    background-color: var(--color-text-primary);
    color: #ffffff;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.8rem;
    font-weight: 300;
    transition: all var(--transition-fast);
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
}

.slider-arrow:hover,
.slider-arrow:focus-visible {
    background-color: var(--color-accent-gold);
    color: var(--color-text-primary);
}

.slider-arrow:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.slider-arrow:disabled:hover {
    background-color: var(--color-text-primary);
    color: #ffffff;
}

/* Точки */
.slider-dots {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #a08b7a;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    padding: 0;
}

.dot.active {
    background-color: var(--color-accent-gold);
    width: 24px;
    border-radius: 5px;
}

.dot:hover {
    background-color: var(--color-text-muted);
}

/* ===== АДАПТИВ ===== */
@media (max-width: 850px) {
    .review-card {
        flex: 0 0 200px;
    }

    .reviews-track {
        gap: 20px;
    }
}

@media (max-width: 700px) {
    .reviews-slider {
        gap: 8px;
    }

    .review-card {
        flex: 0 0 170px;
    }

    .slider-arrow {
        width: 36px;
        height: 36px;
        font-size: 1.4rem;
    }

    .reviews-track {
        gap: 14px;
        padding: 8px 0;
    }
}

@media (max-width: 500px) {
    .review-card {
        flex: 0 0 140px;
    }

    .reviews-track {
        gap: 10px;
    }

    .slider-arrow {
        width: 30px;
        height: 30px;
        font-size: 1.2rem;
    }
}

/* ========================================
   13. SLIDER DOTS
   ======================================== */
.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #a08b7a;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    padding: 0;
}

.dot.active {
    background-color: var(--color-accent-gold);
    width: 24px;
    border-radius: 5px;
}

.dot:hover {
    background-color: var(--color-text-muted);
}

/* ========================================
   14. RESPONSIVE
   ======================================== */
@media (max-width: 700px) {
    .header__container {
        flex-direction: column;
        text-align: center;
    }

    .hero {
        padding: var(--space-3xl) 0;
    }

    .hero__title {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .contact__phone {
        font-size: 1.6rem;
    }

    .catalog-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    }

    .gallery-category {
        gap: var(--space-md);
    }

    .gallery-category-title {
        font-size: 1.3rem;
    }

    .contact-form {
        padding: var(--space-lg) 18px;
        margin: 0 var(--radius-sm);
    }

    .form-submit {
        align-self: stretch;
        justify-content: center;
        text-align: center;
    }
}

/* ========================================
   15. ACCESSIBILITY: REDUCED MOTION
   ======================================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .gallery-item:hover img {
        transform: none;
    }

    .category-block:hover .category-cover img {
        transform: none;
    }

    .btn--primary:hover,
    .form-submit:hover {
        transform: none;
    }
}