/* ===== Common section title/description ===== */
.section-title {
    font-size: clamp(28px, 3vw, 44px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    color: var(--color-white);
    margin: 0 0 32px;
}

.section-description {
    font-size: 18px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-muted);

    margin: 0 0 56px;
}

/* ===== Features section ===== */
.features {
    background: var(--color-dark);
    padding: 60px 0;
    color: var(--color-white);
}

.features__inner {
    display: flex;
    flex-direction: column;
}

.features__title {
    font-size: clamp(28px, 3vw, 44px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    margin: 0 0 32px;
}

.features__description {
    font-size: 18px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-text-muted);
    margin: 0 0 64px;
}

.features__grid {
    display: grid;
    grid-template-columns: 1.6fr 0.7fr;
    gap: 40px;
    align-items: stretch;
}

.features__list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    justify-content: space-between;
    padding-left: 32px;
}

.feature-card {
    position: relative;
    background: var(--color-card);
    border-radius: 18px;
    padding: 28px 32px;
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.06),
        inset 0 0 0 1px rgba(255, 255, 255, 0.04),
        0 8px 24px rgba(0, 0, 0, 0.25);
    transition: transform var(--transition), box-shadow var(--transition);
}

.feature-card:hover {
    transform: translateY(-3px);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        inset 0 0 0 1px rgba(158, 10, 36, 0.4),
        0 14px 32px rgba(0, 0, 0, 0.35);
}

.feature-card__title {
    font-size: 17px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-white);
    margin: 0 0 10px;
}

.feature-card__text {
    font-size: 15px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-text-dim);
    margin: 0;
}

.features__image {
    position: relative;
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
    min-height: 100%;
    height: 100%;
}

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


/* ===== Foundation section ===== */
.foundation {
    background: var(--color-dark);
    padding: 60px 0;
    color: var(--color-white);
}

.foundation__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.found-card {
    position: relative;
    border-radius: 0;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    aspect-ratio: 4 / 3;
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
    transition: transform var(--transition), box-shadow var(--transition);
    isolation: isolate;
}

.found-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.5);
}

.found-card__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.25);
    z-index: 1;
    transition: background-color var(--transition);
}

.found-card:hover .found-card__overlay {
    background: rgba(0, 0, 0, 0.35);
}

.found-card__content {
    position: relative;
    z-index: 2;
    padding: 32px 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    height: 100%;
    text-align: center;
}

.found-card__title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-white);
    margin: 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.found-card__text {
    font-size: 17px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-white);
    margin: 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.7);
    max-width: 320px;
}


/* ===== Coating section ===== */
.coating {
    background: var(--color-dark);
    padding: 60px 0;
    color: var(--color-white);
}

.coating__compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 32px;
}

.coating__column {
    background: rgba(255, 255, 255, 0.18);
    padding: 48px 44px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.coating__title {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-white);
    margin: 0 0 20px;
}

.coating__lead {
    font-size: 17px;
    font-weight: 400;
    line-height: 1.55;
    color: var(--color-text-muted);
    margin: 0 0 28px;
    max-width: 420px;
}

.coating__list {
    list-style: none;
    margin: 0 0 28px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
}

.coating__list li {
    position: relative;
    padding-left: 22px;
    font-size: 17px;
    font-weight: 400;
    line-height: 1.55;
    color: var(--color-white);
}

.coating__list li::before {
    content: '•';
    position: absolute;
    left: 4px;
    top: 0;
    color: var(--color-white);
    font-size: 18px;
    line-height: 1.5;
}

.coating__life {
    font-size: 17px;
    font-weight: 600;
    color: var(--color-white);
    margin: auto 0 0;
    padding-top: 12px;
}

.coating__notice {
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--color-blue);
    padding: 22px 32px;
    border-radius: 6px;
}

.coating__notice-icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.85);
    font-size: 20px;
    font-weight: 600;
    color: var(--color-white);
    line-height: 1;
}

.coating__notice-text {
    margin: 0;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-white);
}


/* ===== Walls section ===== */
.walls {
    position: relative;
    padding: 60px 0;
    color: var(--color-white);
    overflow: hidden;
    isolation: isolate;
}

.walls__bg {
    position: absolute;
    inset: 0;
    background-image: url('../assets/walls-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -2;
}

.walls__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, #222222 0%, #E9892A 100%);
    opacity: 0.53;
    z-index: -1;
}

.walls__inner {
    position: relative;
    z-index: 1;
}

.walls__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
}

.wall-card {
    background: rgba(34, 34, 34, 0.87);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    padding: 30px 32px;
    min-height: 320px;
    display: flex;
    flex-direction: column;
}

.wall-card__title {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-white);
    margin: 0 0 8px;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

.wall-card__text {
    font-size: 17px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-white);
    margin: 16px 0 0;
}


/* ===== Floors section ===== */
.floors {
    background: var(--color-dark);
    padding: 60px 0;
    color: var(--color-white);
}

.floors__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
}

.floor-card {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border: 1px solid rgba(255, 255, 255, 0.25);
    overflow: hidden;
    isolation: isolate;
    min-height: 320px;
    display: flex;
}

.floor-card__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.18);
    z-index: 1;
}

.floor-card__content {
    position: relative;
    z-index: 2;
    padding: 30px 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
}

.floor-card__title {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-white);
    margin: 0 0 8px;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.6);
}

.floor-card__text {
    font-size: 17px;
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-white);
    margin: 0;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
}

.floor-card__list {
    list-style: none;
    padding: 0;
    margin: 8px 0 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.floor-card__list li {
    position: relative;
    padding-left: 22px;
    font-size: 17px;
    line-height: 1.5;
    color: var(--color-white);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.7);
}

.floor-card__list li::before {
    content: '•';
    position: absolute;
    left: 4px;
    top: 0;
    color: var(--color-white);
    font-size: 18px;
    line-height: 1.4;
}


/* ===== USHP section ===== */
.ushp {
    position: relative;
    background: var(--color-dark);
    padding: 60px 0;
    color: var(--color-white);
    overflow-x: hidden;
}

.ushp__layout {
    display: grid;
    grid-template-columns: 0.55fr 1.45fr;
    gap: 40px;
    align-items: stretch;
}

.ushp__image {
    position: relative;
    overflow: hidden;
    margin-left: calc(-1 * (32px + max(0px, (100vw - 1280px) / 2)));
}

.ushp__image img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.ushp__content {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.ushp__title {
    margin-bottom: 20px !important;
}

.ushp__badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 10px 22px;
    font-size: 15px;
    font-weight: 500;
    letter-spacing: 0.04em;
    margin-bottom: 24px;
    align-self: flex-start;
}

.ushp__badge-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.ushp__description {
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text-muted);
    margin: 0 0 28px;
}

.ushp__items {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.ushp-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    background: rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.18);
    padding: 20px 24px;
}

.ushp-item__icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    color: var(--color-white);
}

.ushp-item__icon svg,
.ushp-item__icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.ushp-item__body {
    flex: 1;
    min-width: 0;
}

.ushp-item__title {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--color-white);
    margin: 0 0 6px;
}

.ushp-item__text {
    font-size: 15px;
    line-height: 1.5;
    color: var(--color-text-muted);
    margin: 0;
}

.ushp__notice {
    margin: 48px 0 80px;
    display: flex;
    align-items: center;
    gap: 24px;
    background: var(--color-primary);
    padding: 22px 32px;
    border-radius: 16px;
}

.ushp__notice-icon {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.85);
    font-size: 20px;
    font-weight: 600;
    color: var(--color-white);
    line-height: 1;
}

.ushp__notice-text {
    margin: 0;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-white);
}


/* ===== Construction section ===== */
.construction {
    position: relative;
    background: var(--color-white);
    padding: 60px 0;
    color: #1a1a1a;
    overflow: hidden;
}

.construction__pattern {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 64px;
    background-image: url('../assets/pattern-ornament.png');
    background-repeat: repeat-y;
    background-size: 64px auto;
    background-position: top center;
    z-index: 1;
    pointer-events: none;
}

.construction__pattern--left {
    left: 0;
}

.construction__pattern--right {
    right: 0;
}

.construction__title {
    font-size: clamp(22px, 2.2vw, 32px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: #1a1a1a;
    margin: 0 0 16px;
    text-align: center;
}

.construction__layout {
    display: grid;
    grid-template-columns: minmax(0, 0.7fr) minmax(380px, 2.3fr) minmax(0, 0.7fr);
    gap: 16px;
    align-items: center;
    padding: 0 24px;
}

.construction__list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
    z-index: 2;
}

.construction__list--left {
    margin-left: -40px;
}

.construction__list--right {
    margin-right: -40px;
}

.con-card {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 8px 10px;
    aspect-ratio: 2.2 / 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    box-shadow: 0 4px 10px rgba(158, 10, 36, 0.18);
    transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}

.con-card__num {
    display: block;
    font-size: 18px;
    font-weight: 500;
    line-height: 1;
    color: var(--color-white);
    margin-bottom: 8px;
    position: relative;
    padding-top: 10px;
    font-style: italic;
    font-family: 'Georgia', 'Times New Roman', serif;
}

.con-card__num::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 1.5px;
    background: var(--color-white);
}

.con-card__title {
    font-size: 14px;
    font-weight: 500;
    line-height: 1.35;
    letter-spacing: 0;
    color: var(--color-white);
    margin: 0;
}

.con-card__text {
    font-size: 13px;
    line-height: 1.35;
    color: var(--color-white);
    margin: 3px 0 0;
}

.construction__image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.construction__image img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
    max-height: 100%;
}

.con-marker {
    position: absolute;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    font-family: 'Georgia', 'Times New Roman', serif;
    font-style: italic;
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.95), 0 4px 12px rgba(0, 0, 0, 0.4);
    border: none;
    z-index: 3;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

.con-marker:hover,
.con-marker--active {
    background: #C50F2E;
    transform: translate(-50%, -50%) scale(1.35);
    box-shadow: 0 0 0 5px rgba(255, 255, 255, 0.95), 0 0 0 10px rgba(158, 10, 36, 0.3), 0 6px 18px rgba(0, 0, 0, 0.5);
    z-index: 4;
}

.con-card:hover,
.con-card--active {
    background: #D81E40;
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 14px 32px rgba(158, 10, 36, 0.55), 0 0 0 2px var(--color-white);
    cursor: pointer;
    z-index: 5;
}

.con-card:hover .con-card__num,
.con-card--active .con-card__num {
    color: #FFE7CC;
}