/* Калькулятор кровли — частные стили (использует токены из .calc shared.css). */

.calc-roof { position: relative; }

/* ===== Overlay при пересчёте ===== */
.calc-roof__overlay {
    position: absolute;
    inset: 0;
    background: rgba(244, 241, 234, 0.55);
    z-index: 50;
    cursor: progress;
    pointer-events: all;
}

/* ===== Шаг 1 :: Тип кровли ===== */

.calc-roof__types {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 14px;
}

@media (max-width: 1024px) {
    .calc-roof__types { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 720px) {
    .calc-roof__types { grid-template-columns: repeat(2, 1fr); }
}

.calc-roof__type {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    padding: 18px 14px 16px;
    background: var(--calc-paper);
    border: 1.5px solid var(--calc-ink);
    border-radius: var(--calc-radius);
    cursor: pointer;
    text-align: center;
    transition: transform .12s ease, box-shadow .12s ease, border-color .15s ease;
    min-height: 124px;
}

.calc-roof__type:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--calc-ink);
}

.calc-roof__type input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.calc-roof__type-icon {
    width: 100%;
    max-width: 110px;
    height: 64px;
    object-fit: contain;
    display: block;
    pointer-events: none;
}

.calc-roof__type-name {
    font-family: var(--calc-font-display);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    line-height: 1.2;
    color: var(--calc-ink);
}

.calc-roof__type.is-active {
    border-color: var(--calc-orange);
    border-width: 3px;
    padding: 16.5px 12.5px 14.5px; /* компенсация border-width чтобы не прыгало */
}
.calc-roof__type.is-active:hover {
    box-shadow: 4px 4px 0 var(--calc-orange);
}

.calc-roof__type.is-disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

/* ===== Шаг 1 :: Размеры (двухколоночный layout с диаграммой) ===== */

.calc-roof__dims-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    align-items: start;
}

@media (max-width: 900px) {
    .calc-roof__dims-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .calc-roof__diagram { order: -1; }
}

.calc-roof__dims {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.calc-roof__dim {
    position: relative;
    display: block;
}

.calc-roof__dim > span {
    display: block;
    font-family: var(--calc-font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(14,14,14,0.65);
    margin-bottom: 8px;
}

.calc-roof__dim input {
    width: 100%;
    padding: 16px 60px 16px 18px;
    font-family: var(--calc-font-ui);
    font-size: 15px;
    font-weight: 500;
    color: var(--calc-ink);
    background: var(--calc-paper);
    border: 1.5px solid var(--calc-ink);
    border-radius: var(--calc-radius-sm);
    outline: none;
    transition: box-shadow .15s ease;
}

.calc-roof__dim input:focus {
    box-shadow: 4px 4px 0 var(--calc-ink);
}

/* Бейдж W/H1/H2 справа в инпуте */
.calc-roof__dim::after {
    content: attr(data-badge);
    position: absolute;
    right: 12px;
    bottom: 11px;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--calc-orange);
    color: #fff;
    border: 1.5px solid var(--calc-ink);
    border-radius: 50%;
    font-family: var(--calc-font-mono);
    font-size: 11px;
    font-weight: 700;
    pointer-events: none;
}

.calc-roof__diagram {
    position: relative;
    background: var(--calc-paper-2);
    border: 1.5px solid var(--calc-ink);
    border-radius: var(--calc-radius);
    padding: 16px;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Бумажная сетка под картинкой. Прямоугольная (2:1) как в оригинале diagram-*.svg.
   Сдвиг на полклетки — чтобы линии не упирались в рамку, а заканчивались отступом. */
.calc-roof__diagram::before {
    content: '';
    position: absolute;
    inset: 14px;
    background-image:
        linear-gradient(to right,  rgba(14,14,14,0.09) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(14,14,14,0.09) 1px, transparent 1px);
    background-size: 120px 60px;
    background-position: 60px 30px;
    pointer-events: none;
    z-index: 0;
}

.calc-roof__diagram img {
    position: relative;
    z-index: 1;
    width: 100%;
    height: auto;
    max-height: 360px;
    display: block;
}

/* ===== Шаг 1 :: Чекбоксы «Дополнительно» ===== */

.calc-roof__opts {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.calc-roof__opt {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    cursor: pointer;
    font-family: var(--calc-font-ui);
    font-size: 14px;
    font-weight: 500;
    color: var(--calc-ink);
    user-select: none;
}

.calc-roof__opt input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border: 1.5px solid var(--calc-ink);
    border-radius: 3px;
    background: var(--calc-paper);
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    margin: 0;
    transition: background .15s ease, border-color .15s ease;
}

.calc-roof__opt input[type="checkbox"]:checked {
    background: var(--calc-orange);
    border-color: var(--calc-ink);
}

.calc-roof__opt input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 1px;
    width: 6px;
    height: 12px;
    border: solid #fff;
    border-width: 0 2.5px 2.5px 0;
    transform: rotate(45deg);
}

.calc-roof__opt input[type="checkbox"]:focus-visible {
    outline: 2px solid var(--calc-orange);
    outline-offset: 2px;
}

/* ===== Шаг 2 :: Карточки материалов ===== */

.calc-roof__tiles {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
}

.calc-roof__tile {
    position: relative;
    border: 1.5px solid var(--calc-ink);
    border-radius: var(--calc-radius);
    padding: 18px;
    text-align: center;
    cursor: pointer;
    background: var(--calc-paper);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    transition: transform .12s ease, box-shadow .12s ease, border-color .15s ease;
}

.calc-roof__tile:hover {
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--calc-ink);
}

.calc-roof__tile.is-active {
    border-color: var(--calc-orange);
    border-width: 3px;
    padding: 16.5px;
}
.calc-roof__tile.is-active:hover {
    box-shadow: 4px 4px 0 var(--calc-orange);
}

.calc-roof__tile input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.calc-roof__tile img {
    width: 100%;
    max-width: 200px;
    height: 140px;
    object-fit: contain;
    background: var(--calc-paper-2);
    border-radius: var(--calc-radius-sm);
    padding: 8px;
}

.calc-roof__tile-name {
    font-family: var(--calc-font-display);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--calc-ink);
    line-height: 1.2;
}

.calc-roof__tile-price {
    font-family: var(--calc-font-mono);
    font-size: 12px;
    letter-spacing: 0.04em;
    color: rgba(14,14,14,0.65);
}

/* ===== Шаг 3 :: Сводка по геометрии ===== */

.calc-roof__summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    padding: 18px 20px;
    background: var(--calc-paper-2);
    border: 1.5px dashed var(--calc-ink);
    border-radius: var(--calc-radius);
    margin-bottom: 24px;
}

.calc-roof__summary-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.calc-roof__summary-row span {
    font-family: var(--calc-font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(14,14,14,0.6);
}

.calc-roof__summary-row b {
    font-family: var(--calc-font-display);
    font-size: 22px;
    font-weight: 900;
    color: var(--calc-ink);
    line-height: 1;
}

/* ===== Шаг 3 :: Список товаров ===== */

.calc-roof__items {
    display: flex;
    flex-direction: column;
    border: 1.5px solid var(--calc-ink);
    border-radius: var(--calc-radius);
    overflow: hidden;
    background: var(--calc-paper);
}

.calc-roof__item {
    display: grid;
    grid-template-columns: 64px 1fr auto;
    gap: 16px;
    align-items: center;
    padding: 16px 18px;
    border-bottom: 1.5px dashed var(--calc-line-soft);
    color: var(--calc-ink);
}
.calc-roof__item:last-child { border-bottom: 0; }

.calc-roof__item-thumb {
    width: 64px;
    height: 64px;
    background: var(--calc-paper-2);
    border: 1.5px solid var(--calc-ink);
    border-radius: var(--calc-radius-sm);
    object-fit: contain;
    display: block;
}

.calc-roof__item-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
}

.calc-roof__item-name {
    font-family: var(--calc-font-display);
    font-size: 14px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    color: var(--calc-ink);
    text-decoration: none;
    line-height: 1.2;
}
a.calc-roof__item-name:hover { color: var(--calc-orange); }

.calc-roof__item-note {
    font-family: var(--calc-font-mono);
    font-size: 11px;
    letter-spacing: 0.06em;
    color: rgba(14,14,14,0.6);
}

.calc-roof__item-pricing {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
    white-space: nowrap;
    text-align: right;
}

.calc-roof__item-qty {
    font-family: var(--calc-font-mono);
    font-size: 11px;
    letter-spacing: 0.04em;
    color: rgba(14,14,14,0.6);
}

.calc-roof__item-total {
    font-family: var(--calc-font-display);
    font-weight: 900;
    font-size: 18px;
    color: var(--calc-ink);
    line-height: 1;
}

.calc-roof__item-shortage {
    font-family: var(--calc-font-mono);
    font-size: 11px;
    letter-spacing: 0.04em;
    font-weight: 700;
    color: var(--calc-orange-deep);
    text-transform: uppercase;
}

.calc-roof__item--missing .calc-roof__item-name { color: var(--calc-orange-deep); }
.calc-roof__item--missing .calc-roof__item-note { color: var(--calc-orange-deep); }

.calc-roof__grand-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 20px;
    background: var(--calc-ink);
    color: var(--calc-paper);
    margin-top: 0;
    border: 1.5px solid var(--calc-ink);
    border-top: 0;
    border-bottom-left-radius: var(--calc-radius);
    border-bottom-right-radius: var(--calc-radius);
}

.calc-roof__grand-total > :first-child {
    font-family: var(--calc-font-mono);
    font-size: 13px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}
.calc-roof__grand-total > :last-child {
    font-family: var(--calc-font-display);
    font-size: 28px;
    font-weight: 900;
    color: var(--calc-orange);
}

/* Поскольку summary имеет margin-bottom, а items+grand-total идут без отступа: */
.calc-roof__items + .calc-roof__grand-total { margin-top: -1px; /* компенсация двойной рамки */ }

/* ===== Шаг 3 :: Warning при недостаче ===== */

.calc-roof__warning {
    position: relative;
    margin-top: 24px;
    padding: 22px 24px 20px;
    background: var(--calc-paper-2);
    border: 1.5px solid var(--calc-ink);
    border-radius: var(--calc-radius);
    display: flex;
    flex-direction: column;
    gap: 14px;
    align-items: flex-start;
    overflow: hidden;
}

.calc-roof__warning::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 8px;
    background: repeating-linear-gradient(
        -45deg,
        var(--calc-mark) 0 14px,
        var(--calc-ink) 14px 28px
    );
}

.calc-roof__warning-text {
    margin: 0;
    font-family: var(--calc-font-ui);
    font-size: 14px;
    line-height: 1.5;
    color: var(--calc-ink);
    padding-top: 4px;
}

/* ===== Модалка «Связаться с менеджером» ===== */

.calc-roof__modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.calc-roof__modal[hidden] { display: none; }

.calc-roof__modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(14, 14, 14, 0.65);
}

.calc-roof__modal-box {
    position: relative;
    background: var(--calc-paper);
    border: 1.5px solid var(--calc-ink);
    border-radius: var(--calc-radius);
    padding: 36px 40px 32px;
    max-width: 560px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 8px 8px 0 var(--calc-ink);
}

.calc-roof__modal-close {
    position: absolute;
    top: 14px;
    right: 16px;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1.5px solid var(--calc-ink);
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
    color: var(--calc-ink);
    font-size: 20px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s ease, color .15s ease;
}
.calc-roof__modal-close:hover {
    background: var(--calc-ink);
    color: var(--calc-paper);
}

.calc-roof__modal-title {
    margin: 0 0 10px;
    font-family: var(--calc-font-display);
    font-size: clamp(20px, 2vw, 26px);
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1.15;
    color: var(--calc-ink);
}

.calc-roof__modal-text {
    margin: 0 0 22px;
    font-size: 14px;
    line-height: 1.5;
    color: rgba(14,14,14,0.7);
}

/* ===== Mobile ===== */

@media (max-width: 720px) {
    .calc__body { padding: 24px 18px; }
    .calc-roof__type { min-height: 110px; padding: 14px 10px 12px; }
    .calc-roof__type-icon { height: 52px; }
    .calc-roof__type-name { font-size: 11px; }
    .calc-roof__type.is-active { padding: 12.5px 8.5px 10.5px; }

    .calc-roof__item {
        grid-template-columns: 56px 1fr;
        grid-template-rows: auto auto;
        gap: 8px 14px;
    }
    .calc-roof__item-thumb { grid-row: span 2; width: 56px; height: 56px; }
    .calc-roof__item-pricing {
        grid-column: 2;
        align-items: flex-start;
        text-align: left;
    }

    .calc-roof__modal-box { padding: 28px 24px 24px; }
}