/* ===== RESET & BASE ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --white: #ffffff;
    --bg: #f8f7f4;
    --bg-alt: #f0eee9;
    --text: #1a1a1a;
    --text-secondary: #6b6b6b;
    --text-light: #999999;
    --accent: #2c2c2c;
    --accent-hover: #444444;
    --border: #e5e3de;
    --card-bg: #ffffff;
    --shadow: 0 2px 20px rgba(0,0,0,0.06);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.08);
    --radius: 12px;
    --radius-lg: 20px;
    --radius-sm: 8px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --warm: #c4a882;
    --warm-light: #f5efe6;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.hidden {
    display: none !important;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn--primary {
    background: var(--accent);
    color: var(--white);
    border-color: var(--accent);
}
.btn--primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-1px);
}

.btn--outline {
    background: transparent;
    color: var(--accent);
    border-color: var(--accent);
}
.btn--outline:hover {
    background: var(--accent);
    color: var(--white);
    transform: translateY(-1px);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(248, 247, 244, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.header--scrolled {
    box-shadow: var(--shadow);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    font-size: 1.2rem;
    letter-spacing: -0.02em;
}

.logo__img {
    height: 36px;
    width: auto;
    object-fit: contain;
}

.logo__text {
    background: linear-gradient(135deg, var(--accent), var(--warm));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.nav__link {
    font-size: 0.9rem;
    font-weight: 450;
    color: var(--text-secondary);
    transition: var(--transition);
    position: relative;
    padding: 4px 0;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}

.nav__link:hover {
    color: var(--text);
}

.nav__link:hover::after {
    width: 100%;
}

.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.burger span {
    width: 24px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.burger.active span:nth-child(2) {
    opacity: 0;
}
.burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== HERO ===== */
.hero {
    padding: 140px 0 0;
    background: linear-gradient(180deg, var(--bg) 0%, var(--warm-light) 100%);
    position: relative;
    overflow: hidden;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    min-height: 500px;
}

.hero__tag {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--warm);
    margin-bottom: 20px;
}

.hero__title {
    font-size: clamp(2.2rem, 4.5vw, 3.6rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    color: var(--text);
}

.hero__desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 480px;
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero__actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Hero visual pattern */
.hero__visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero__pattern {
    width: 380px;
    height: 380px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.hero__pattern-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 4px;
    padding: 4px;
    width: 100%;
    height: 100%;
    background: var(--border);
}

.tile {
    border-radius: 4px;
    transition: var(--transition);
}

.t1, .t6, .t11, .t16 { background: #c4a882; }
.t2, .t7, .t12, .t13 { background: #d4c4a8; }
.t3, .t8, .t9, .t14  { background: #bfae8e; }
.t4, .t5, .t10, .t15 { background: #a89878; }

.tile:hover {
    opacity: 0.8;
    transform: scale(0.95);
}

/* Hero stats */
.hero__stats {
    background: var(--white);
    margin-top: 60px;
    border-top: 1px solid var(--border);
}

.hero__stats-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    padding: 40px 0;
}

.stat {
    text-align: center;
}

.stat__number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text);
}

.stat__label {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ===== SECTIONS COMMON ===== */
.section {
    padding: 100px 0;
}

.section__header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 60px;
}

.section__tag {
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--warm);
    margin-bottom: 12px;
}

.section__title {
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 16px;
}

.section__desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== POPULAR PRODUCTS ===== */
.popular {
    background: var(--white);
}

.popular__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.product-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid transparent;
}

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

.product-card__img {
    height: 260px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.product-card__badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--accent);
    color: var(--white);
    font-size: 0.72rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Tile pattern previews */
.product-card__tile-preview {
    width: 80px;
    height: 80px;
    opacity: 0.35;
}

.tile-preview--brick {
    background: repeating-linear-gradient(
        90deg,
        rgba(255,255,255,0.4) 0px,
        rgba(255,255,255,0.4) 30px,
        transparent 30px,
        transparent 34px
    ),
    repeating-linear-gradient(
        0deg,
        rgba(255,255,255,0.3) 0px,
        rgba(255,255,255,0.3) 14px,
        transparent 14px,
        transparent 16px
    );
    border-radius: 4px;
}

.tile-preview--wave {
    border-radius: 50%;
    border: 4px solid rgba(255,255,255,0.4);
    position: relative;
}
.tile-preview--wave::after {
    content: '';
    position: absolute;
    inset: 8px;
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,0.3);
}

.tile-preview--hex {
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    background: rgba(255,255,255,0.35);
}

.tile-preview--border {
    width: 80px;
    height: 24px;
    background: rgba(255,255,255,0.35);
    border-radius: 4px;
    border: 2px solid rgba(255,255,255,0.2);
}

.product-card__body {
    padding: 20px;
}

.product-card__name {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.product-card__info {
    font-size: 0.82rem;
    color: var(--text-light);
    margin-bottom: 16px;
}

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

.product-card__price {
    font-weight: 700;
    font-size: 0.95rem;
}

.product-card__btn {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--warm);
    transition: var(--transition);
}

.product-card__btn:hover {
    color: var(--text);
}

/* ===== CALCULATOR ===== */
.calculator {
    background: var(--bg);
}

.calc {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 48px;
    box-shadow: var(--shadow);
}

.calc__group {
    margin-bottom: 24px;
}

.calc__label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text);
}

.calc__radio-group {
    display: flex;
    gap: 12px;
}

.calc__radio {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    padding: 10px 20px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    transition: var(--transition);
    font-size: 0.9rem;
}

.calc__radio input {
    display: none;
}

.calc__radio:has(input:checked) {
    border-color: var(--accent);
    background: var(--accent);
    color: var(--white);
}

.calc__select,
.calc__input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.9rem;
    background: var(--bg);
    color: var(--text);
    transition: var(--transition);
    appearance: none;
    -webkit-appearance: none;
}

.calc__select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b6b6b' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10l-5 5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.calc__select:focus,
.calc__input:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--white);
}

.calc__btn {
    width: 100%;
    margin-top: 8px;
}

.calc__result {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--bg);
    border-radius: var(--radius);
    padding: 40px;
}

.calc__result-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.calc__result-label {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.calc__result-value {
    font-size: 2.6rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text);
    margin-bottom: 16px;
}

.calc__result-note {
    font-size: 0.78rem;
    color: var(--text-light);
    max-width: 280px;
    margin-bottom: 24px;
}

.calc__result-btn {
    font-size: 0.85rem;
    padding: 10px 24px;
}

/* ===== CATALOG ===== */
.catalog {
    background: var(--white);
}

.catalog__tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
}

.catalog__tab {
    padding: 12px 36px;
    border: 2px solid var(--border);
    border-radius: 50px;
    background: transparent;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
}

.catalog__tab.active,
.catalog__tab:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--white);
}

.catalog__content {
    display: none;
}
.catalog__content.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.catalog__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.catalog-card {
    background: var(--bg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    border: 1px solid transparent;
}

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

.catalog-card__img {
    height: 240px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.catalog-card__tile-demo {
    width: 64px;
    height: 64px;
    opacity: 0.4;
}

.tile-demo--classic {
    background: repeating-linear-gradient(90deg, rgba(255,255,255,0.4) 0 20px, transparent 20px 24px),
                repeating-linear-gradient(0deg, rgba(255,255,255,0.3) 0 10px, transparent 10px 12px);
    border-radius: 3px;
}
.tile-demo--wave {
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,0.4);
}
.tile-demo--hex {
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    background: rgba(255,255,255,0.4);
}
.tile-demo--oldtown {
    display: grid;
    grid-template-columns: 1fr 2fr;
    grid-template-rows: 1fr 1fr;
    gap: 3px;
}
.tile-demo--oldtown::before,
.tile-demo--oldtown::after {
    content: '';
    background: rgba(255,255,255,0.35);
    border-radius: 2px;
}
.tile-demo--oldtown::before {
    grid-row: span 2;
}
.tile-demo--brick {
    background: repeating-linear-gradient(90deg, rgba(255,255,255,0.4) 0 28px, transparent 28px 32px),
                repeating-linear-gradient(0deg, rgba(255,255,255,0.3) 0 12px, transparent 12px 15px);
    border-radius: 3px;
}
.tile-demo--square {
    background: rgba(255,255,255,0.35);
    border-radius: 4px;
    border: 3px solid rgba(255,255,255,0.2);
}

.tile-demo--border-garden {
    width: 64px;
    height: 20px;
    background: rgba(255,255,255,0.35);
    border-radius: 4px;
}
.tile-demo--border-road {
    width: 64px;
    height: 28px;
    background: rgba(255,255,255,0.35);
    border-radius: 3px;
    border: 2px solid rgba(255,255,255,0.2);
}
.tile-demo--border-deco {
    width: 64px;
    height: 22px;
    background: rgba(255,255,255,0.3);
    border-radius: 10px;
    border: 2px solid rgba(255,255,255,0.25);
}
.tile-demo--border-lawn {
    width: 64px;
    height: 14px;
    background: rgba(255,255,255,0.3);
    border-radius: 8px;
}

.catalog-card__name {
    font-size: 1.1rem;
    font-weight: 700;
    padding: 20px 20px 4px;
}

.catalog-card__desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 0 20px;
    margin-bottom: 12px;
}

.catalog-card__specs,
.catalog-card__colors {
    font-size: 0.78rem;
    color: var(--text-light);
    padding: 0 20px;
    line-height: 1.5;
}

.catalog-card__price {
    font-size: 1rem;
    font-weight: 700;
    padding: 12px 20px 20px;
    color: var(--text);
}

/* ===== SERVICES ===== */
.services {
    background: var(--bg);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 28px;
    transition: var(--transition);
    border: 1px solid transparent;
    text-align: center;
}

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

.service-card__icon {
    font-size: 2.4rem;
    margin-bottom: 20px;
}

.service-card__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.service-card__desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== REVIEWS ===== */
.reviews {
    background: var(--white);
}

.reviews__slider {
    position: relative;
    overflow: hidden;
    margin-bottom: 60px;
}

.reviews__track {
    display: flex;
    gap: 24px;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.review-card {
    min-width: calc(33.333% - 16px);
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 32px;
    flex-shrink: 0;
}

.review-card__stars {
    color: #f5a623;
    font-size: 1.1rem;
    letter-spacing: 2px;
    margin-bottom: 16px;
}

.review-card__text {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.review-card__author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.review-card__avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--warm-light);
    color: var(--warm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.82rem;
    font-weight: 700;
}

.review-card__name {
    font-size: 0.88rem;
    font-weight: 600;
}

.review-card__date {
    font-size: 0.78rem;
    color: var(--text-light);
}

.reviews__controls {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-top: 32px;
}

.reviews__arrow {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid var(--border);
    background: var(--white);
    font-size: 1.4rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
}

.reviews__arrow:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--white);
}

/* Review Form */
.review-form {
    background: var(--bg);
    border-radius: var(--radius-lg);
    padding: 48px;
    max-width: 700px;
    margin: 0 auto;
}

.review-form__title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.review-form__note {
    font-size: 0.82rem;
    color: var(--text-light);
    margin-bottom: 28px;
}

.review-form__fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.review-form__group--full {
    grid-column: span 2;
}

.review-form__input,
.review-form__textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.9rem;
    background: var(--white);
    color: var(--text);
    transition: var(--transition);
}

.review-form__textarea {
    resize: vertical;
    min-height: 100px;
}

.review-form__input:focus,
.review-form__textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.review-form__label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.review-form__stars-input {
    display: flex;
    gap: 4px;
}

.star-btn {
    font-size: 1.6rem;
    cursor: pointer;
    color: var(--border);
    transition: var(--transition);
    user-select: none;
}

.star-btn.active {
    color: #f5a623;
}

.star-btn:hover {
    transform: scale(1.2);
}

.review-form__btn {
    grid-column: span 2;
    margin-top: 8px;
}

.review-form__success {
    text-align: center;
    padding: 24px;
}

.review-form__success-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: #e8f5e9;
    color: #43a047;
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.review-form__success p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ===== FAQ ===== */
.faq {
    background: var(--bg);
}

.faq__list {
    max-width: 760px;
    margin: 0 auto;
}

.faq__item {
    border-bottom: 1px solid var(--border);
}

.faq__item:first-child {
    border-top: 1px solid var(--border);
}

.faq__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 0;
    background: none;
    border: none;
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    cursor: pointer;
    text-align: left;
    transition: var(--transition);
}

.faq__question:hover {
    color: var(--warm);
}

.faq__icon {
    font-size: 1.4rem;
    font-weight: 300;
    transition: var(--transition);
    flex-shrink: 0;
    margin-left: 16px;
}

.faq__item.active .faq__icon {
    transform: rotate(45deg);
}

.faq__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq__item.active .faq__answer {
    max-height: 200px;
    padding-bottom: 22px;
}

.faq__answer p {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== CONTACTS ===== */
.contacts {
    background: var(--white);
}

.contacts__inner {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 40px;
    align-items: start;
}

.contacts__item {
    display: flex;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
}

.contacts__item:last-child {
    border-bottom: none;
}

.contacts__icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.contacts__icon-img {
    width: 1.4em;
    height: 1.4em;
    vertical-align: middle;
}

.contacts__label {
    font-size: 0.78rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
    margin-bottom: 4px;
}

.contacts__value {
    font-size: 0.95rem;
    font-weight: 500;
}

.contacts__value a {
    transition: var(--transition);
}

.contacts__value a:hover {
    color: var(--warm);
}

.contacts__map {
    height: 380px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--accent);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 0;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.logo--footer .logo__text {
    color: var(--white);
}

.logo--footer .logo__icon {
    color: var(--warm);
}

.footer__about {
    font-size: 0.88rem;
    margin-top: 16px;
    line-height: 1.6;
    max-width: 280px;
}

.footer__heading {
    color: var(--white);
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.footer__link {
    display: block;
    font-size: 0.88rem;
    padding: 4px 0;
    transition: var(--transition);
}

.footer__link:hover {
    color: var(--white);
}

.footer__bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 0.82rem;
}

.footer__privacy {
    color: var(--text-sec);
    text-decoration: underline;
    margin-left: 8px;
}
.footer__privacy:hover { color: var(--warm); }

/* Consent checkbox */
.consent-check {
    display: flex; align-items: flex-start; gap: 8px;
    font-size: 0.78rem; color: var(--text-sec); margin-bottom: 12px;
    cursor: pointer; line-height: 1.4;
}
.consent-check input[type="checkbox"] {
    margin-top: 2px; flex-shrink: 0;
    width: 16px; height: 16px;
    accent-color: var(--accent);
}
.consent-check a { color: var(--warm); text-decoration: underline; }
.consent-check a:hover { color: var(--accent); }

/* ===== PRODUCT MODAL ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0,0,0,0.5);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    padding: 24px;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    max-width: 640px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(30px) scale(0.96);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.modal-overlay.active .modal {
    transform: translateY(0) scale(1);
}

.modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255,255,255,0.9);
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: var(--text);
    line-height: 1;
}

.modal__close:hover {
    background: var(--accent);
    color: var(--white);
}

/* ===== MODAL CAROUSEL ===== */
.modal__carousel {
    position: relative;
    width: 100%;
    height: 360px;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    overflow: hidden;
    background: #eee;
}

.modal__carousel-track {
    display: flex;
    height: 100%;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.modal__carousel-slide {
    min-width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.modal__carousel-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(255,255,255,0.85);
    color: var(--accent);
    font-size: 1.4rem;
    cursor: pointer;
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
}

.modal__carousel-arrow:hover {
    background: var(--white);
    box-shadow: 0 4px 16px rgba(0,0,0,0.18);
}

.modal__carousel-arrow--prev {
    left: 12px;
}

.modal__carousel-arrow--next {
    right: 12px;
}

.modal__carousel-dots {
    position: absolute;
    bottom: 14px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 5;
}

.modal__carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--white);
    background: transparent;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.modal__carousel-dot.active {
    background: var(--white);
}

.modal__body {
    padding: 32px;
}

.modal__type {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--warm);
    margin-bottom: 8px;
    display: block;
}

.modal__name {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 12px;
    letter-spacing: -0.02em;
}

.modal__desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}

.modal__details {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 28px;
    padding: 20px;
    background: var(--bg);
    border-radius: var(--radius);
}

.modal__detail {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
}

.modal__detail-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    white-space: nowrap;
    padding-top: 4px;
}

.modal__detail-value {
    font-size: 0.92rem;
    font-weight: 600;
}

.modal__detail-value--price {
    font-size: 1.1rem;
    color: var(--text);
}

.modal__variations {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.modal__color-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid var(--border);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
}

.modal__color-btn:hover {
    transform: scale(1.15);
}

.modal__color-btn.active {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--bg), 0 0 0 4px var(--accent);
}

.modal__size-picker {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.modal__size-btn {
    padding: 6px 14px;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg);
    font-size: 0.82rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    color: var(--text-secondary);
}

.modal__size-btn:hover {
    border-color: var(--warm);
    color: var(--text);
}

.modal__size-btn.active {
    border-color: var(--accent);
    background: var(--accent);
    color: #fff;
}

.modal__actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.modal__actions .btn {
    flex: 1;
    min-width: 180px;
}

.product-card,
.catalog-card {
    cursor: pointer;
}

/* ===== CALC SUBMITTED MSG ===== */
.calc__submitted {
    text-align: center;
    padding: 20px;
    background: #e8f5e9;
    border-radius: var(--radius-sm);
    margin-top: 12px;
    color: #2e7d32;
    font-size: 0.88rem;
    font-weight: 500;
    animation: fadeIn 0.4s ease;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .popular__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .catalog__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .services__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer__inner {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
    .hero__pattern {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        right: 0;
        width: 280px;
        height: 100vh;
        background: var(--bg);
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        padding: 96px 32px 40px;
        gap: 8px;
        box-shadow: -8px 0 30px rgba(0,0,0,0.12);
        transform: translateX(100%);
        transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1001;
        overflow-y: auto;
    }

    .nav.active {
        transform: translateX(0);
    }

    .nav__link {
        font-size: 1.05rem;
        font-weight: 500;
        padding: 14px 16px;
        border-radius: var(--radius-sm);
        transition: background 0.2s ease, color 0.2s ease;
    }

    .nav__link:hover,
    .nav__link:active {
        background: rgba(196, 168, 130, 0.12);
        color: var(--text);
    }

    .nav__link::after {
        display: none;
    }

    .burger {
        display: flex;
        z-index: 1002;
    }

    /* Mobile overlay */
    .nav-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.4);
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
        z-index: 1000;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.35s ease;
    }

    .nav-overlay.active {
        opacity: 1;
        pointer-events: auto;
    }

    .hero__inner {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero__desc {
        margin: 0 auto 36px;
    }

    .hero__actions {
        justify-content: center;
    }

    .hero__pattern {
        width: 260px;
        height: 260px;
        margin: 0 auto;
    }

    .hero__stats-inner {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }

    .popular__grid {
        grid-template-columns: 1fr;
    }

    .calc {
        grid-template-columns: 1fr;
        padding: 32px 24px;
    }

    .catalog__grid {
        grid-template-columns: 1fr;
    }

    .services__grid {
        grid-template-columns: 1fr;
    }

    .review-card {
        min-width: calc(100% - 0px);
    }

    .review-form {
        padding: 32px 24px;
    }

    .review-form__fields {
        grid-template-columns: 1fr;
    }

    .review-form__group--full,
    .review-form__btn {
        grid-column: span 1;
    }

    .contacts__inner {
        grid-template-columns: 1fr;
    }

    .contacts__map {
        height: 280px;
    }

    .footer__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer__about {
        margin: 16px auto 0;
    }

    .logo {
        justify-content: center;
    }

    .section {
        padding: 70px 0;
    }

    .modal__carousel {
        height: 240px;
    }

    .modal__body {
        padding: 24px;
    }

    .modal__actions .btn {
        min-width: auto;
        flex: auto;
        width: 100%;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 16px;
    }

    .hero {
        padding-top: 100px;
    }

    .section__title {
        font-size: 1.6rem;
    }

    .review-form {
        padding: 24px 16px;
    }

    .calc {
        padding: 24px 16px;
    }

    .faq__question {
        font-size: 0.88rem;
        padding: 16px;
    }

    .contacts__map {
        height: 220px;
    }

    .footer__inner {
        gap: 32px;
    }

    .modal__content {
        margin: 8px;
        border-radius: 16px;
    }

    .modal__header {
        padding: 16px 16px 0;
    }

    .modal__body {
        padding: 16px;
    }

    .review-form__photos-upload {
        gap: 6px;
    }

    .review-form__photo-add,
    .review-form__photo-thumb {
        width: 72px;
        height: 72px;
    }

    .hero__stats-inner {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
        padding: 24px 0;
    }

    .stat__number {
        font-size: 1.5rem;
    }

    .hero__pattern {
        width: 220px;
        height: 220px;
    }

    .calc__radio-group {
        flex-direction: column;
    }

    .catalog__tabs {
        flex-direction: column;
        align-items: center;
    }

    .catalog__tab {
        width: 100%;
        text-align: center;
    }

    .modal__carousel {
        height: 200px;
    }

    .modal__carousel-arrow {
        width: 32px;
        height: 32px;
        font-size: 1.1rem;
    }

    .product-card__img {
        height: 200px;
    }

    .catalog-card__img {
        height: 200px;
    }
}

/* ===== PRODUCT BADGES ===== */
.catalog-card__badge,
.product-card__badge-tag {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    z-index: 2;
    background: #fff3e0;
    color: #e65100;
}

.catalog-card__badge--new,
.product-card__badge-tag.catalog-card__badge--new {
    background: #e8f5e9;
    color: #2e7d32;
}

.catalog-card__badge--hit,
.product-card__badge-tag.catalog-card__badge--hit {
    background: #fff3e0;
    color: #ef6c00;
}

.catalog-card__badge--sale,
.product-card__badge-tag.catalog-card__badge--sale {
    background: #fce4ec;
    color: #c62828;
}

.catalog-card__badge--promo,
.product-card__badge-tag.catalog-card__badge--promo {
    background: #e3f2fd;
    color: #1565c0;
}

.catalog-card__img,
.product-card__img {
    position: relative;
}

/* ===== MODAL BADGE ===== */
.modal__badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    background: #fff3e0;
    color: #e65100;
    margin-left: 8px;
    vertical-align: middle;
}

/* ===== REVIEW CARD PHOTOS ===== */
.review-card__photos {
    display: flex;
    gap: 6px;
    margin: 8px 0;
    flex-wrap: wrap;
}

.review-card__photo {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    transition: transform 0.2s ease;
}

.review-card__photo:hover {
    transform: scale(1.1);
}

/* ===== PHOTO LIGHTBOX ===== */
.photo-lightbox {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.85);
    z-index: 3000;
    align-items: center;
    justify-content: center;
}
.photo-lightbox--active {
    display: flex;
}
.photo-lightbox__img {
    max-width: 90vw;
    max-height: 90vh;
    border-radius: 12px;
    object-fit: contain;
}
.photo-lightbox__close {
    position: absolute;
    top: 20px; right: 30px;
    font-size: 36px;
    color: #fff;
    background: none;
    border: none;
    cursor: pointer;
    line-height: 1;
}

/* ===== CONTACT CHOICE POPUP ===== */
.contact-choice-overlay {
    display: none;
    position: fixed; inset: 0; z-index: 3000;
    background: rgba(0,0,0,.5);
    backdrop-filter: blur(4px);
    align-items: center; justify-content: center;
    padding: 24px;
}
.contact-choice-overlay.active { display: flex; }
.contact-choice {
    background: var(--white); border-radius: 20px; padding: 40px;
    max-width: 420px; width: 100%; position: relative; text-align: center;
}
.contact-choice__close {
    position: absolute; top: 12px; right: 16px; width: 36px; height: 36px;
    border: none; background: var(--bg); border-radius: 50%; font-size: 1.2rem;
    cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.contact-choice__title { font-size: 1.2rem; font-weight: 700; margin-bottom: 6px; }
.contact-choice__subtitle { font-size: 0.88rem; color: var(--text-light); margin-bottom: 28px; }
.contact-choice__buttons { display: flex; flex-direction: column; gap: 12px; }
.contact-choice__btn {
    display: flex; align-items: center; gap: 14px; padding: 16px 20px;
    border-radius: 14px; text-decoration: none; transition: .2s;
    border: 2px solid var(--border);
}
.contact-choice__btn:hover { transform: translateY(-2px); box-shadow: 0 4px 16px rgba(0,0,0,.08); }
.contact-choice__btn--phone { background: #f0faf0; border-color: #c8e6c9; color: var(--text); }
.contact-choice__btn--phone:hover { border-color: #43a047; }
.contact-choice__btn--tg { background: #e8f4fd; border-color: #bbdefb; color: var(--text); }
.contact-choice__btn--tg:hover { border-color: #1976d2; }
.contact-choice__btn-icon { font-size: 1.5rem; flex-shrink: 0; }
.contact-choice__btn-label { font-size: 1rem; font-weight: 600; }
.contact-choice__btn-info { font-size: 0.82rem; color: var(--text-sec); margin-left: auto; }

@media (max-width: 480px) {
    .contact-choice { padding: 28px 20px; }
    .contact-choice__btn-info { display: none; }
}

/* ===== TOAST NOTIFICATIONS ===== */
.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}
.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: 14px;
    background: var(--white);
    border: 1px solid var(--border);
    box-shadow: 0 8px 32px rgba(0,0,0,.12);
    font-family: var(--font);
    font-size: 0.9rem;
    color: var(--text);
    pointer-events: auto;
    transform: translateX(120%);
    opacity: 0;
    transition: transform 0.4s cubic-bezier(.22,.68,0,1.1), opacity 0.3s ease;
    max-width: 400px;
}
.toast--visible {
    transform: translateX(0);
    opacity: 1;
}
.toast--hiding {
    transform: translateX(120%);
    opacity: 0;
}
.toast--warning { border-left: 4px solid #f9a825; }
.toast--error { border-left: 4px solid var(--red); }
.toast--success { border-left: 4px solid var(--green); }
.toast--info { border-left: 4px solid var(--blue); }
.toast__icon { font-size: 1.3rem; flex-shrink: 0; }
.toast__text { flex: 1; line-height: 1.4; }
.toast__close {
    background: none; border: none; font-size: 1.2rem;
    color: var(--text-light); cursor: pointer; padding: 0 0 0 8px;
    flex-shrink: 0; line-height: 1;
}
.toast__close:hover { color: var(--text); }

@media (max-width: 480px) {
    .toast-container { top: 12px; right: 12px; left: 12px; }
    .toast { max-width: 100%; font-size: 0.85rem; padding: 12px 16px; }
}

/* ===== REVIEW FORM PHOTOS ===== */
.review-form__photos-upload {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    align-items: center;
}

.review-form__photo-add {
    width: 64px;
    height: 64px;
    border: 2px dashed var(--border);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.75rem;
    color: var(--text-secondary);
    transition: border-color 0.2s ease;
}

.review-form__photo-add:hover {
    border-color: var(--warm);
}

.review-form__photo-thumb {
    width: 64px;
    height: 64px;
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}

.review-form__photo-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.review-form__photo-remove {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 20px;
    height: 20px;
    border: none;
    background: rgba(0,0,0,0.6);
    color: #fff;
    border-radius: 50%;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

/* ===== SERVICES PRICE LIST ===== */
.services__pricelist {
    margin-top: 48px;
}

.services__pricelist-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 20px;
    text-align: center;
}

.pricelist {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.pricelist__row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 28px;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border);
    gap: 16px;
}

.pricelist__row:last-child {
    border-bottom: none;
}

.pricelist__row:not(.pricelist__row--header):hover {
    background: var(--bg);
}

.pricelist__row--header {
    background: var(--accent);
    color: var(--white);
    font-weight: 700;
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.pricelist__price {
    font-weight: 600;
    white-space: nowrap;
    color: var(--warm);
}

.pricelist__row--header .pricelist__price {
    color: var(--white);
}

@media (max-width: 768px) {
    .pricelist__row {
        padding: 12px 16px;
        font-size: 0.88rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}