.efficiency-film-page {
    background: var(--primary-white);
    overflow-x: clip;
}

.efficiency-film,
.efficiency-film *,
.efficiency-film *::before,
.efficiency-film *::after {
    box-sizing: border-box;
}

.efficiency-film {
    display: flex;
    flex-direction: column;
    gap: 50px;
    min-width: 0;
}

.efficiency-film [hidden] {
    display: none !important;
}

.efficiency-film__head {
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 1120px;
}

.efficiency-film__intro {
    max-width: 940px;
    margin: 0;
    font-size: 3rem;
    line-height: 1.4;
}

.efficiency-guide {
    min-width: 0;
    padding: 22px;
    background: var(--primary-yellow-25);
    border: 1px solid var(--primary-yellow-100);
    border-radius: var(--border-radius-m);
}

.efficiency-guide__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 16px;
}

.efficiency-guide__title {
    margin: 0;
    font-size: 2.4rem;
    line-height: 1.15;
}

.efficiency-guide__head p {
    max-width: 430px;
    margin: 0;
    font-size: 1.6rem;
    line-height: 1.35;
    color: var(--gray-700);
}

.efficiency-guide__steps {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.efficiency-guide__steps li {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 12px;
    min-width: 0;
    padding: 14px;
    background: var(--primary-white);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-s);
}

.efficiency-guide__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    font-size: 1.7rem;
    font-weight: 700;
    line-height: 1;
    color: var(--primary-black);
    background: var(--orange-600);
    border-radius: 50%;
}

.efficiency-guide__steps strong {
    display: block;
    margin-top: 1px;
    font-size: 1.6rem;
    line-height: 1.25;
}

.efficiency-guide__steps p {
    margin: 5px 0 0;
    font-size: 1.45rem;
    line-height: 1.4;
    color: var(--gray-700);
}

.efficiency-film__empty {
    padding: 32px;
    font-size: 2.2rem;
    line-height: 1.3;
    background: var(--gray-60);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-m);
}

.efficiency-film__workspace {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 390px);
    gap: 30px;
    align-items: start;
}

.efficiency-film__workspace--empty {
    grid-template-columns: minmax(0, 1fr);
}

.efficiency-film__main {
    display: flex;
    flex-direction: column;
    gap: 30px;
    min-width: 0;
}

.efficiency-film__form,
.efficiency-result {
    min-width: 0;
}

.efficiency-form {
    display: flex;
    flex-direction: column;
    gap: 26px;
}

.efficiency-form__section,
.efficiency-result__panel,
.efficiency-result__compare,
.efficiency-recommendation,
.efficiency-request {
    min-width: 0;
    max-width: 100%;
    background: var(--gray-60);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-m);
}

.efficiency-form__section {
    padding: 28px;
}

.efficiency-form__section-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 22px;
    min-width: 0;
}

.efficiency-form__title,
.efficiency-request__title {
    margin: 0;
    font-weight: 700;
    font-size: 2.4rem;
    line-height: 1.15;
}

.efficiency-form__mode,
.efficiency-form__levels {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: flex-end;
    min-width: 0;
    max-width: 100%;
}

.efficiency-form__tag,
.efficiency-form__levels .tags__tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    max-width: 100%;
    min-height: 40px;
    padding: 10px 16px;
    font-size: 1.6rem;
    line-height: 1.1;
    white-space: normal;
    text-align: center;
    color: var(--primary-black);
    background: var(--primary-white);
    border-radius: var(--border-radius-xxl);
    box-shadow: inset 0 0 0 1px var(--gray-300);
}

.efficiency-form__tag--active,
.efficiency-form__levels .tags__tag--active {
    background: var(--primary-yellow-50);
    box-shadow: inset 0 0 0 1px var(--primary-yellow-100);
}

.efficiency-form__levels .tags__tag {
    min-height: 34px;
    padding: 8px 12px;
    font-size: 1.4rem;
}

.efficiency-form__grid,
.efficiency-form__advanced {
    display: grid;
    gap: 14px;
}

.efficiency-form__grid {
    grid-template-columns:
        minmax(0, 1fr)
        minmax(0, 1.45fr)
        repeat(2, minmax(0, 0.9fr));
}

.efficiency-form--professional .efficiency-form__grid {
    grid-template-columns:
        minmax(0, 1.45fr)
        repeat(2, minmax(0, 0.9fr));
}

.efficiency-form__advanced {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 16px;
}

.efficiency-form__advanced[hidden] {
    display: none;
}

.efficiency-window-preview {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-top: 16px;
    padding: 16px 18px;
    background: var(--primary-yellow-25);
    border: 1px solid var(--primary-yellow-100);
    border-radius: var(--border-radius-s);
}

.efficiency-window-preview > div {
    display: grid;
    gap: 4px;
}

.efficiency-window-preview span {
    font-size: 1.4rem;
    line-height: 1.25;
    color: var(--gray-700);
}

.efficiency-window-preview strong {
    font-size: 2.4rem;
    line-height: 1;
}

.efficiency-window-preview p {
    max-width: 360px;
    margin: 0;
    font-size: 1.4rem;
    line-height: 1.35;
    text-align: right;
    color: var(--gray-700);
}

.efficiency-orientation {
    grid-column: 1 / -1;
    min-width: 0;
    padding: 16px;
    background: var(--primary-white);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-s);
}

.efficiency-orientation__title {
    margin: 0 0 12px;
    padding-left: 2px;
    font-weight: 700;
    font-size: 1.6rem;
    line-height: 1.2;
}

.efficiency-orientation__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
}

.efficiency-field {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.efficiency-field__name {
    padding-left: 18px;
    font-size: 1.5rem;
    line-height: 1.2;
    color: var(--gray-700);
}

.efficiency-field__hint {
    padding-left: 18px;
    margin-top: -2px;
    font-size: 1.3rem;
    line-height: 1.25;
    color: var(--gray-700);
}

.efficiency-field .input,
.efficiency-field select.input {
    min-height: 54px;
    padding: 14px 18px;
    font-size: 1.8rem;
}

.efficiency-field select.input {
    padding-right: 48px;
    color: var(--primary-black);
    background-color: var(--primary-white);
    background-image:
        linear-gradient(45deg, transparent 50%, var(--primary-black) 50%),
        linear-gradient(135deg, var(--primary-black) 50%, transparent 50%);
    background-position:
        calc(100% - 24px) 50%,
        calc(100% - 16px) 50%;
    background-size: 8px 8px;
    background-repeat: no-repeat;
    -webkit-appearance: none;
    appearance: none;
}

.efficiency-field textarea.input {
    min-height: 120px;
    line-height: 1.25;
}

.efficiency-region {
    position: relative;
    min-width: 0;
}

.efficiency-region__control {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
    padding-right: 52px;
    color: var(--primary-black);
    text-align: left;
    background-color: var(--primary-white);
    border: 1px solid var(--primary-black);
    cursor: pointer;
}

.efficiency-region__control::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 22px;
    width: 10px;
    height: 10px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: translateY(-65%) rotate(45deg);
    transition: transform 160ms ease;
}

.efficiency-region__control[aria-expanded="true"]::after {
    transform: translateY(-35%) rotate(225deg);
}

.efficiency-region__dropdown {
    position: absolute;
    z-index: 8;
    top: calc(100% + 8px);
    left: 0;
    width: 100%;
    max-width: calc(100vw - 32px);
    padding: 10px;
    background: var(--primary-white);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-m);
    box-shadow: 0 18px 45px rgba(0, 0, 0, 0.16);
}

.efficiency-region__dropdown[hidden] {
    display: none;
}

.efficiency-region__search {
    width: 100%;
    min-height: 44px;
    padding: 10px 14px;
    font: inherit;
    font-size: 1.6rem;
    color: var(--primary-black);
    background: var(--gray-60);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-s);
    outline: none;
}

.efficiency-region__search:focus {
    border-color: var(--orange-500);
    background: var(--primary-white);
}

.efficiency-region__list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    max-height: 280px;
    margin-top: 8px;
    overflow: auto;
}

.efficiency-region__option {
    display: flex;
    width: 100%;
    padding: 10px 12px;
    font: inherit;
    font-size: 1.6rem;
    line-height: 1.2;
    color: var(--primary-black);
    text-align: left;
    background: transparent;
    border: 0;
    border-radius: var(--border-radius-s);
    cursor: pointer;
}

.efficiency-region__option:hover,
.efficiency-region__option:focus-visible,
.efficiency-region__option[aria-selected="true"] {
    background: var(--primary-yellow-25);
}

.efficiency-region__empty {
    margin: 10px 0 0;
    padding: 8px 12px;
    font-size: 1.5rem;
    color: var(--gray-700);
}

.efficiency-form__details {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    min-height: 36px;
    padding: 8px 14px;
    font-weight: 600;
    font-size: 1.7rem;
    line-height: 1.2;
    color: var(--orange-700);
    background: var(--primary-white);
    border: 0;
    border-radius: var(--border-radius-xxl);
    box-shadow: inset 0 0 0 1px var(--orange-500);
    cursor: pointer;
}

.efficiency-form__details::after {
    content: "";
    width: 8px;
    height: 8px;
    border-right: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
    transform: rotate(45deg) translateY(-2px);
}

.efficiency-form__details[aria-expanded="true"]::after {
    transform: rotate(225deg) translateY(-2px);
}

.efficiency-form__details[aria-expanded="true"] {
    background: var(--primary-yellow-25);
}

.efficiency-form__mode-status {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: 12px;
    padding: 12px 14px;
    font-size: 1.4rem;
    line-height: 1.3;
    color: var(--gray-700);
    background: var(--blue-105);
    border-radius: var(--border-radius-s);
}

.efficiency-form__mode-status[hidden] {
    display: none;
}

.efficiency-form__mode-status button {
    flex-shrink: 0;
    min-height: 34px;
    padding: 7px 12px;
    font-weight: 700;
    color: var(--primary-black);
    background: var(--primary-white);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-xxl);
    cursor: pointer;
}

.efficiency-field--modified {
    position: relative;
    padding: 9px;
    background: var(--primary-yellow-25);
    border-radius: var(--border-radius-s);
    box-shadow: inset 0 0 0 1px var(--primary-yellow-100);
}

.efficiency-field--modified .efficiency-field__name::after {
    content: " · изменено";
    color: var(--orange-700);
}

.efficiency-form__subtitle {
    margin: 6px 0 0;
    font-size: 1.5rem;
    line-height: 1.35;
    color: var(--gray-700);
}

.efficiency-form__compare {
    flex-shrink: 0;
    min-height: 40px;
    padding: 9px 14px;
    font-weight: 700;
    color: var(--primary-black);
    background: var(--primary-white);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius-xxl);
    cursor: pointer;
}

.efficiency-recommendations {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.efficiency-recommendation {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    min-width: 0;
    padding: 18px;
    text-align: left;
    color: var(--primary-black);
    background: var(--primary-white);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-s);
    cursor: pointer;
}

.efficiency-recommendation:hover,
.efficiency-recommendation:focus-visible,
.efficiency-recommendation--active {
    border-color: var(--orange-500);
    box-shadow: 0 0 0 1px var(--orange-500);
}

.efficiency-recommendation__label {
    display: inline-flex;
    min-height: 26px;
    margin: 0;
    padding: 5px 8px;
    font-weight: 700;
    font-size: 1.25rem;
    line-height: 1.2;
    color: var(--orange-700);
    background: var(--primary-yellow-25);
    border-radius: var(--border-radius-xs);
}

.efficiency-recommendation strong {
    font-size: 2rem;
    line-height: 1.1;
    overflow-wrap: anywhere;
}

.efficiency-recommendation__description {
    min-height: 40px;
    font-size: 1.4rem;
    line-height: 1.35;
    color: var(--gray-700);
}

.efficiency-recommendation__metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.efficiency-recommendation__metrics span {
    padding: 4px 7px;
    font-size: 1.25rem;
    line-height: 1.2;
    background: var(--blue-105);
    border-radius: var(--border-radius-xs);
}

.efficiency-recommendation__action {
    margin-top: auto;
    padding-top: 4px;
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--orange-700);
}

.efficiency-comparison {
    margin-top: 16px;
    padding: 14px;
    background: var(--primary-white);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-s);
}

.efficiency-comparison[hidden] {
    display: none;
}

.efficiency-comparison__scroll {
    max-width: 100%;
    overflow-x: auto;
}

.efficiency-comparison table {
    width: 100%;
    min-width: 680px;
    border-collapse: collapse;
}

.efficiency-comparison th,
.efficiency-comparison td {
    padding: 10px;
    font-size: 1.35rem;
    line-height: 1.3;
    text-align: left;
    border-bottom: 1px solid var(--gray-100);
}

.efficiency-comparison thead th {
    background: var(--primary-yellow-25);
}

.efficiency-catalog {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid var(--gray-100);
}

.efficiency-catalog > summary {
    display: inline-flex;
    min-height: 40px;
    align-items: center;
    font-weight: 700;
    font-size: 1.6rem;
    color: var(--orange-700);
    cursor: pointer;
}

.efficiency-form__catalog-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin: 10px 0 16px;
}

.efficiency-form__catalog-head p {
    margin: 0;
    font-size: 1.4rem;
    color: var(--gray-700);
}

.efficiency-film-card__description {
    font-size: 1.35rem;
    line-height: 1.35;
    color: var(--gray-700);
}

.efficiency-films {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    max-height: 760px;
    padding-right: 6px;
    overflow: auto;
    scrollbar-gutter: stable;
}

.efficiency-form__filter-status {
    margin: -8px 0 14px;
    font-size: 1.5rem;
    line-height: 1.2;
    color: var(--gray-700);
}

.efficiency-mobile-summary {
    display: none;
}

.efficiency-film-card {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 156px;
    padding: 16px;
    text-align: left;
    color: var(--primary-black);
    background: var(--primary-white);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-s);
    cursor: pointer;
}

.efficiency-film-card:hover,
.efficiency-film-card:focus-visible,
.efficiency-film-card--active {
    border-color: var(--orange-500);
    box-shadow: 0 0 0 1px var(--orange-500);
}

.efficiency-film-card__top,
.efficiency-film-card__metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.efficiency-film-card__type,
.efficiency-film-card__color,
.efficiency-film-card__metrics span {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 4px 8px;
    font-size: 1.3rem;
    line-height: 1;
    background: var(--blue-105);
    border-radius: var(--border-radius-xs);
}

.efficiency-film-card__type {
    background: var(--primary-yellow-25);
}

.efficiency-film-card__name {
    font-weight: 700;
    font-size: 2rem;
    line-height: 1.1;
    word-break: break-word;
}

.efficiency-result {
    display: flex;
    flex-direction: column;
    gap: 16px;
    scroll-margin-top: calc(var(--efficiency-sticky-header-height, 108px) + 18px);
}

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

.efficiency-result > .calculator-pwa-install__button--summary {
    flex: 0 0 auto;
    margin-top: 0;
}

.efficiency-result__panel {
    padding: 26px;
    background: var(--primary-black);
    color: var(--primary-white);
    border-color: var(--primary-black);
}

.efficiency-result__label {
    margin: 0 0 8px;
    font-size: 1.6rem;
    line-height: 1.2;
    color: var(--gray-100);
}

.efficiency-result__range {
    margin: -2px 0 16px;
    font-size: 1.35rem;
    line-height: 1.35;
    color: var(--gray-100);
}

.efficiency-result__eyebrow {
    margin: 0 0 8px;
    font-weight: 700;
    font-size: 1.3rem;
    line-height: 1.2;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--primary-yellow-100);
}

.efficiency-result__film {
    margin: 0 0 18px;
    font-size: 1.5rem;
    line-height: 1.25;
    color: var(--gray-100);
}

.efficiency-result__film strong {
    color: var(--primary-white);
}

.efficiency-result__value {
    margin: 0;
    font-family: var(--second-font);
    font-size: clamp(3.6rem, 3.2vw, 6rem);
    line-height: 1;
    overflow-wrap: anywhere;
}

.efficiency-result__bar {
    height: 8px;
    margin: 20px 0;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-xxl);
}

.efficiency-result__bar span {
    display: block;
    width: 8%;
    height: 100%;
    background: var(--primary-yellow-100);
    border-radius: inherit;
    transition: width 180ms ease;
}

.efficiency-result__list {
    display: grid;
    gap: 14px;
    margin: 0;
}

.efficiency-result__list div,
.efficiency-result__compare div {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    min-width: 0;
}

.efficiency-result__list dt,
.efficiency-result__compare span {
    min-width: 0;
    font-size: 1.5rem;
    line-height: 1.2;
    color: var(--gray-100);
}

.efficiency-result__list dd {
    flex-shrink: 0;
    margin: 0;
    font-weight: 700;
    font-size: 1.8rem;
    text-align: right;
}

.efficiency-result__formula {
    display: block;
    max-width: 190px;
    margin-top: 3px;
    font-weight: 400;
    font-size: 1.2rem;
    line-height: 1.2;
    color: var(--gray-100);
}

.efficiency-result__method {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, .2);
}

.efficiency-result__method summary {
    min-height: 40px;
    font-weight: 700;
    font-size: 1.5rem;
    line-height: 1.3;
    color: var(--primary-yellow-100);
    cursor: pointer;
}

.efficiency-result__method p {
    margin: 10px 0 0;
    font-size: 1.35rem;
    line-height: 1.4;
    color: var(--gray-100);
}

.efficiency-assumptions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin-top: 10px;
}

.efficiency-assumption {
    display: grid;
    gap: 3px;
    padding: 9px;
    background: rgba(255, 255, 255, .08);
    border-radius: var(--border-radius-xs);
}

.efficiency-assumption small {
    font-size: 1.1rem;
    color: var(--gray-100);
}

.efficiency-assumption strong {
    font-size: 1.25rem;
    line-height: 1.25;
}

.efficiency-result__actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 18px 22px;
    background: var(--gray-60);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-m);
}

.efficiency-result__proposal {
    flex-shrink: 0;
    min-height: 42px;
    padding: 10px 18px;
    font-weight: 700;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--primary-black);
    background: var(--primary-yellow-100);
    border: 0;
    border-radius: var(--border-radius-xxl);
    cursor: pointer;
}

.efficiency-result__compare {
    display: grid;
    gap: 12px;
    padding: 20px 22px;
    background: var(--blue-105);
}

.efficiency-result__compare span {
    color: var(--gray-700);
}

.efficiency-result__compare strong {
    font-size: 2.2rem;
    line-height: 1;
}

.efficiency-visualizer {
    display: grid;
    gap: 14px;
    min-width: 0;
    max-width: 100%;
    padding: 20px 22px;
    background: var(--gray-60);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-m);
}

.efficiency-visualizer__scene {
    position: relative;
    min-height: 150px;
    overflow: hidden;
    background: linear-gradient(180deg, #d8eef6 0%, #edf3f5 58%, #d8ddd9 100%);
    border-radius: var(--border-radius-s);
}

.efficiency-visualizer__sky {
    position: absolute;
    top: 18px;
    left: 28px;
    width: 54px;
    height: 54px;
    background: var(--primary-yellow-100);
    border-radius: 50%;
    box-shadow: 0 0 38px rgba(230, 217, 2, .45);
}

.efficiency-visualizer__building {
    position: absolute;
    right: 24px;
    bottom: 0;
    width: 112px;
    height: 105px;
    background:
        linear-gradient(90deg, rgba(255, 255, 255, .55) 1px, transparent 1px) 0 0 / 22px 100%,
        linear-gradient(180deg, rgba(255, 255, 255, .55) 1px, transparent 1px) 0 0 / 100% 22px,
        #8ea3ad;
}

.efficiency-visualizer__frame {
    position: absolute;
    inset: 18px 18px 18px 18px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 8px;
    border: 8px solid rgba(28, 32, 35, .8);
    border-radius: var(--border-radius-s);
}

.efficiency-visualizer__frame span {
    background: rgba(255, 255, 255, .18);
    border: 1px solid rgba(255, 255, 255, .36);
}

.efficiency-visualizer__film {
    position: absolute;
    inset: 18px;
    background: rgba(34, 38, 42, .32);
    border-radius: var(--border-radius-s);
    pointer-events: none;
    mix-blend-mode: multiply;
    transition: background 180ms ease;
}

.efficiency-visualizer__metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin: 0;
}

.efficiency-visualizer__metrics div {
    display: grid;
    gap: 4px;
    padding: 10px;
    background: var(--primary-white);
    border-radius: var(--border-radius-s);
}

.efficiency-visualizer__metrics dt {
    font-size: 1.3rem;
    line-height: 1.1;
    color: var(--gray-700);
}

.efficiency-visualizer__metrics dd {
    margin: 0;
    font-weight: 700;
    font-size: 1.7rem;
    line-height: 1;
    word-break: break-word;
}

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

.efficiency-visualizer__links a {
    display: inline-flex;
    align-items: center;
    min-height: 32px;
    padding: 7px 10px;
    font-weight: 600;
    font-size: 1.4rem;
    color: var(--primary-black);
    background: var(--primary-yellow-25);
    border-radius: var(--border-radius-xs);
}

.efficiency-recommendation {
    display: grid;
    gap: 16px;
    padding: 22px;
}

.efficiency-recommendation__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    min-width: 0;
}

.efficiency-recommendation__head > div {
    min-width: 0;
}

.efficiency-recommendation__label {
    margin: 0 0 4px;
    font-size: 1.4rem;
    line-height: 1.2;
    color: var(--gray-700);
}

.efficiency-recommendation__name {
    display: block;
    overflow-wrap: anywhere;
    font-size: 2.2rem;
    line-height: 1.1;
}

.efficiency-recommendation__proposal {
    flex-shrink: 0;
    min-height: 42px;
    padding: 10px 16px;
    font-weight: 700;
    font-size: 1.5rem;
    line-height: 1;
    color: var(--primary-black);
    background: var(--primary-yellow-100);
    border: 0;
    border-radius: var(--border-radius-xxl);
    cursor: pointer;
}

.efficiency-goals {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
}

.efficiency-goals__button {
    max-width: 100%;
    min-height: 34px;
    padding: 8px 12px;
    font-size: 1.4rem;
    line-height: 1.15;
    white-space: normal;
    text-align: left;
    color: var(--primary-black);
    background: var(--primary-white);
    border: 0;
    border-radius: var(--border-radius-xxl);
    box-shadow: inset 0 0 0 1px var(--gray-300);
    cursor: pointer;
}

.efficiency-goals__button--active {
    background: var(--primary-yellow-50);
    box-shadow: inset 0 0 0 1px var(--primary-yellow-100);
}

.efficiency-comparison {
    display: grid;
    gap: 8px;
}

.efficiency-comparison__row {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 8px 10px;
    align-items: start;
    width: 100%;
    min-width: 0;
    padding: 10px;
    overflow: hidden;
    text-align: left;
    color: var(--primary-black);
    background: var(--primary-white);
    border: 1px solid var(--gray-100);
    border-radius: var(--border-radius-s);
    cursor: pointer;
}

.efficiency-comparison__row:hover,
.efficiency-comparison__row:focus-visible {
    border-color: var(--orange-500);
}

.efficiency-comparison__place {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    font-weight: 700;
    background: var(--blue-105);
    border-radius: 50%;
}

.efficiency-comparison__film {
    display: grid;
    grid-column: 2;
    gap: 3px;
    min-width: 0;
}

.efficiency-comparison__film strong {
    font-size: 1.6rem;
    line-height: 1.1;
    overflow-wrap: anywhere;
}

.efficiency-comparison__metrics {
    grid-column: 2;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    min-width: 0;
}

.efficiency-comparison__film small,
.efficiency-comparison__metrics span {
    font-size: 1.3rem;
    line-height: 1.15;
    color: var(--gray-700);
}

.efficiency-comparison__metrics span {
    display: inline-flex;
    max-width: 100%;
    padding: 3px 6px;
    background: var(--blue-105);
    border-radius: var(--border-radius-xs);
}

.efficiency-request {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 22px;
}

.efficiency-request__intro {
    margin: -2px 0 2px;
    font-size: 1.5rem;
    line-height: 1.35;
    color: var(--gray-700);
}

.efficiency-request__next-step {
    margin: 0;
    padding: 12px;
    font-size: 1.4rem;
    line-height: 1.4;
    background: var(--primary-yellow-25);
    border-radius: var(--border-radius-s);
}

.efficiency-request__next-step a {
    font-weight: 700;
    color: var(--orange-700);
    text-decoration: underline;
}

.efficiency-request__required {
    margin: -4px 0 0;
    font-size: 1.35rem;
    line-height: 1.3;
    color: var(--gray-700);
}

.efficiency-request__types {
    display: grid;
    gap: 8px;
}

.efficiency-request__types label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.6rem;
    line-height: 1.2;
}

.efficiency-request__approve {
    display: grid;
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 10px;
    align-items: start;
    font-size: 1.4rem;
    line-height: 1.25;
    color: var(--gray-700);
}

.efficiency-request__approve a {
    color: var(--primary-black);
    text-decoration: underline;
}

.efficiency-request__submit {
    width: 100%;
    min-height: 56px;
    padding: 14px 24px;
    font-size: 2.3rem;
}

.efficiency-request__submit:disabled {
    opacity: 0.6;
    cursor: initial;
}

.efficiency-request__message {
    min-height: 20px;
    margin: 0;
    font-size: 1.5rem;
    line-height: 1.3;
}

.efficiency-request__message--success {
    color: var(--success);
}

.efficiency-request__message--error {
    color: var(--error);
}

@media only screen and (max-width: 1399px) {
    .efficiency-film__workspace {
        grid-template-columns: minmax(0, 1fr) minmax(290px, 360px);
        gap: 22px;
    }

    .efficiency-result__panel {
        padding: 22px;
    }

    .efficiency-result__value {
        font-size: 5rem;
    }

    .efficiency-films {
        max-height: 700px;
    }
}

@media only screen and (max-width: 1199px) {
    .efficiency-film__intro {
        font-size: 2rem;
        line-height: 1.45;
    }

    .efficiency-film__workspace {
        grid-template-columns: 100%;
    }

    .efficiency-result {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(320px, 420px);
        align-items: start;
    }

    .efficiency-request {
        grid-column: 2;
        grid-row: 1;
    }

    .efficiency-result > .calculator-pwa-install__button--summary {
        grid-column: 2;
        grid-row: 2;
    }

    .efficiency-films {
        max-height: 640px;
    }

    .efficiency-form__grid,
    .efficiency-form--professional .efficiency-form__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media only screen and (max-width: 900px) {
    .efficiency-form__grid,
    .efficiency-form--professional .efficiency-form__grid,
    .efficiency-form__advanced,
    .efficiency-orientation__grid,
    .efficiency-recommendations,
    .efficiency-films,
    .efficiency-result {
        grid-template-columns: 100%;
    }

    .efficiency-request {
        grid-column: auto;
        grid-row: auto;
    }

    .efficiency-result > .calculator-pwa-install__button--summary {
        grid-column: auto;
        grid-row: auto;
    }

    .efficiency-mobile-summary {
        position: fixed;
        z-index: 1100;
        right: 0;
        bottom: 0;
        left: 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 14px;
        margin: 0;
        padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
        color: var(--primary-white);
        background: var(--primary-black);
        border-radius: 0;
        box-shadow: 0 8px 24px rgba(0, 0, 0, .15);
        transition: opacity .18s ease, transform .18s ease;
    }

    .efficiency-mobile-summary div,
    .efficiency-mobile-summary span,
    .efficiency-mobile-summary strong {
        min-width: 0;
    }

    .efficiency-mobile-summary span,
    .efficiency-mobile-summary strong {
        display: block;
    }

    .efficiency-mobile-summary > div > span {
        overflow: hidden;
        font-size: 1.3rem;
        line-height: 1.2;
        white-space: nowrap;
        text-overflow: ellipsis;
        color: var(--gray-100);
    }

    .efficiency-mobile-summary strong {
        margin-top: 3px;
        font-size: 1.5rem;
        line-height: 1.2;
    }

    .efficiency-mobile-summary strong span {
        display: inline;
    }

    .efficiency-mobile-summary button {
        flex-shrink: 0;
        min-height: 50px;
        padding: 11px 18px;
        font-size: 1.6rem;
        font-weight: 700;
        color: var(--primary-black);
        background: var(--primary-yellow-100);
        border: 0;
        border-radius: 12px;
        cursor: pointer;
    }

    .efficiency-mobile-summary.is-request-visible {
        opacity: 0;
        pointer-events: none;
        transform: translateY(110%);
    }

    .efficiency-film-page {
        padding-bottom: calc(92px + env(safe-area-inset-bottom));
    }

    body.efficiency-film-page-active:has(.efficiency-mobile-summary:not(.is-request-visible)) .b24-widget-button-wrapper[class] {
        bottom: calc(84px + env(safe-area-inset-bottom)) !important;
    }
}

@media only screen and (max-width: 767px) {
    .efficiency-film {
        gap: 32px;
    }

    .efficiency-mobile-summary {
        align-items: center;
        flex-direction: row;
    }

    .efficiency-mobile-summary button {
        align-self: center;
    }

    .efficiency-film__head {
        gap: 14px;
    }

    .efficiency-film__intro {
        font-size: 1.8rem;
        line-height: 1.35;
    }

    .efficiency-guide {
        padding: 16px;
    }

    .efficiency-guide__head {
        align-items: flex-start;
        flex-direction: column;
        gap: 8px;
        margin-bottom: 14px;
    }

    .efficiency-guide__title {
        font-size: 2.1rem;
    }

    .efficiency-guide__head p {
        font-size: 1.5rem;
    }

    .efficiency-guide__steps {
        grid-template-columns: 100%;
    }

    .efficiency-form__section,
    .efficiency-result__panel,
    .efficiency-result__compare,
    .efficiency-recommendation,
    .efficiency-request {
        padding: 18px;
    }

    .efficiency-window-preview,
    .efficiency-form__mode-status,
    .efficiency-form__catalog-head,
    .efficiency-result__actions {
        align-items: flex-start;
        flex-direction: column;
    }

    .efficiency-window-preview p {
        text-align: left;
    }

    .efficiency-form__section-head {
        flex-direction: column;
    }

    .efficiency-form__mode,
    .efficiency-form__levels {
        justify-content: flex-start;
    }

    .efficiency-form__mode-status button {
        align-self: flex-start;
    }

    .efficiency-form__details,
    .efficiency-form__levels .tags__tag,
    .efficiency-result__proposal {
        min-height: 44px;
    }

    .efficiency-film-card {
        min-height: 132px;
    }

    .efficiency-films {
        max-height: 520px;
    }

    .efficiency-result__value {
        font-size: clamp(3.6rem, 11vw, 4.2rem);
    }

    .efficiency-result__list div {
        align-items: flex-start;
    }

    .efficiency-result__formula {
        max-width: none;
        font-size: 1.35rem;
    }

    .efficiency-assumptions {
        grid-template-columns: 100%;
    }

    .efficiency-visualizer__metrics {
        grid-template-columns: 100%;
    }
}