/* ============================================================
   СТРАНИЦА КАЛЬКУЛЯТОРА
============================================================ */

.calculator-page {
    min-height: 760px;
    padding: 70px 24px 90px;
    color: #553824;
}

/* ============================================================
   ЗАГОЛОВОК
============================================================ */

.calculator-intro {
    width: min(900px, 100%);
    margin: 0 auto 38px;
    text-align: center;
}

.calculator-label {
    margin: 0 0 16px;
    color: #97622f;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.4;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.calculator-title {
    margin: 0;
    color: #4b2d1b;
    font-size: clamp(42px, 5vw, 64px);
    font-weight: 450;
    line-height: 1.05;
    letter-spacing: -0.035em;
    text-wrap: balance;
    text-shadow: 0 3px 18px rgba(255, 247, 230, 0.8);
}

.calculator-title span {
    display: block;
    margin-top: 10px;

    background: linear-gradient(
        105deg,
        #7f4c1e 0%,
        #b77a35 40%,
        #f2d59d 52%,
        #a96c2d 64%,
        #744219 100%
    );

    color: #9a642e;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.calculator-description {
    width: min(650px, 100%);
    margin: 24px auto 0;
    color: rgba(82, 55, 37, 0.82);
    font-size: 17px;
    line-height: 1.65;
}

/* ============================================================
   ОСНОВНАЯ КАРТОЧКА
============================================================ */

.calculator-shell {
    position: relative;
    width: min(960px, 100%);
    margin: 0 auto;
    padding: 34px 38px 42px;
    overflow: hidden;

    background:
        linear-gradient(
            145deg,
            rgba(255, 255, 255, 0.94),
            rgba(255, 244, 225, 0.9)
        );

    border: 1px solid rgba(204, 151, 74, 0.34);
    border-radius: 30px;

    box-shadow:
        0 22px 55px rgba(91, 51, 20, 0.16),
        inset 0 1px 0 rgba(255, 255, 255, 0.95);
}

.calculator-shell::before {
    content: "";
    position: absolute;
    top: -90px;
    right: -70px;
    width: 230px;
    height: 230px;
    pointer-events: none;

    background: radial-gradient(
        circle,
        rgba(242, 198, 122, 0.24),
        transparent 70%
    );
}

/* ============================================================
   ПЕРЕКЛЮЧАТЕЛЬ ВАЛЮТЫ
============================================================ */

.calculator-currency {
    position: relative;
    z-index: 2;

    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 12px;

    margin-bottom: 24px;

    color: #806047;
    font-size: 13px;
}

.calculator-currency__buttons {
    display: inline-flex;
    padding: 4px;

    background: rgba(131, 82, 38, 0.08);
    border: 1px solid rgba(174, 116, 49, 0.2);
    border-radius: 999px;
}

.calculator-currency__button {
    min-width: 62px;
    padding: 8px 13px;

    appearance: none;
    color: #795539;
    font: inherit;
    font-size: 12px;
    font-weight: 600;

    background: transparent;
    border: 0;
    border-radius: 999px;

    cursor: pointer;
    transition: 0.25s ease;
}

.calculator-currency__button.is-active {
    color: #59371f;

    background:
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.98),
            rgba(239, 201, 137, 0.82)
        );

    box-shadow:
        0 6px 14px rgba(105, 62, 23, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

.calculator-currency__button:focus-visible {
    outline: 2px solid rgba(175, 112, 41, 0.5);
    outline-offset: 2px;
}

@media (max-width: 580px) {

    .calculator-currency {
        justify-content: center;
        flex-wrap: wrap;
        margin-bottom: 22px;
    }
}

/* ============================================================
   ПРОГРЕСС
============================================================ */

.calculator-progress {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 12px;

    color: #8a6549;
    font-size: 13px;
    font-weight: 500;
}

.calculator-progress-line {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 5px;
    margin-bottom: 38px;
    overflow: hidden;

    background: rgba(149, 101, 53, 0.13);
    border-radius: 999px;
}

.calculator-progress-line span {
    display: block;
    width: 20%;
    height: 100%;

    background: linear-gradient(
        90deg,
        #a96d2f,
        #e7bb70,
        #f7deb0
    );

    border-radius: inherit;
    box-shadow: 0 0 12px rgba(205, 148, 65, 0.45);
}

/* ============================================================
   ПЕРВЫЙ ШАГ
============================================================ */

.calculator-step {
    position: relative;
    z-index: 1;
}

.calculator-step h2 {
    margin: 0;
    color: #523521;
    font-size: 30px;
    font-weight: 600;
    line-height: 1.25;
    text-align: center;
}

.calculator-hint {
    width: min(620px, 100%);
    margin: 14px auto 30px;
    color: rgba(82, 55, 37, 0.72);
    font-size: 15px;
    line-height: 1.6;
    text-align: center;
}

/* ============================================================
   ДВА ВАРИАНТА ВЫБОРА
============================================================ */

.calculator-start-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 22px;
}

.calculator-start-card {
    position: relative;
    display: flex;
    min-height: 210px;
    padding: 30px 28px;
    overflow: hidden;

    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 14px;

    appearance: none;
    font: inherit;
    color: #543721;
    text-align: center;

    background: rgba(255, 255, 255, 0.84);
    border: 1px solid rgba(182, 126, 58, 0.25);
    border-radius: 24px;

    box-shadow:
        0 12px 30px rgba(91, 53, 22, 0.09),
        inset 0 1px 0 rgba(255, 255, 255, 0.95);

    cursor: pointer;
    transition:
        transform 0.3s ease,
        border-color 0.3s ease,
        box-shadow 0.3s ease,
        background 0.3s ease;
}

.calculator-start-card--accent {
    background:
        linear-gradient(
            145deg,
            rgba(255, 249, 238, 0.97),
            rgba(243, 211, 157, 0.72)
               );

    border-color: rgba(186, 126, 48, 0.48);
}

.calculator-start-card:hover {
    transform: translateY(-6px);
    border-color: rgba(183, 120, 44, 0.58);

    box-shadow:
        0 20px 38px rgba(91, 53, 22, 0.15),
        0 0 22px rgba(239, 198, 128, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

.calculator-start-card:focus-visible {
    outline: 3px solid rgba(185, 125, 48, 0.45);
    outline-offset: 4px;
}

.calculator-start-icon {
    display: grid;
    width: 52px;
    height: 52px;
    place-items: center;

    color: #a66c2f;
    font-size: 21px;

    background: rgba(255, 255, 255, 0.82);
    border: 1px solid rgba(193, 139, 67, 0.3);
    border-radius: 50%;

    box-shadow:
        0 8px 20px rgba(120, 72, 29, 0.13),
        0 0 18px rgba(244, 211, 151, 0.35);
}

.calculator-start-card strong {
    display: block;
    color: #51331f;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.3;
}

.calculator-start-card small {
    display: block;
    max-width: 330px;
    color: rgba(82, 55, 37, 0.72);
    font-size: 14px;
    line-height: 1.55;
}

/* ============================================================
   ПЛАНШЕТ
============================================================ */

@media (max-width: 768px) {

    .calculator-page {
        min-height: 0;
        padding: 48px 18px 65px;
    }

    .calculator-intro {
        margin-bottom: 28px;
    }

    .calculator-label {
        margin-bottom: 12px;
        font-size: 10px;
        letter-spacing: 0.14em;
    }

    .calculator-title {
        font-size: 40px;
        line-height: 1.06;
    }

    .calculator-description {
        margin-top: 18px;
        font-size: 16px;
        line-height: 1.55;
    }

    .calculator-shell {
        padding: 26px 22px 30px;
        border-radius: 24px;
    }

    .calculator-progress-line {
        margin-bottom: 30px;
    }

    .calculator-step h2 {
        font-size: 25px;
    }

    .calculator-start-options {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .calculator-start-card {
        min-height: 170px;
        padding: 25px 20px;
    }
}

/* ============================================================
   ТЕЛЕФОН
============================================================ */

@media (max-width: 480px) {

    .calculator-page {
        padding: 38px 14px 55px;
    }

    .calculator-title {
        font-size: 34px;
    }

    .calculator-shell {
        padding: 23px 16px 25px;
        border-radius: 21px;
    }

    .calculator-progress {
        font-size: 12px;
    }

    .calculator-step h2 {
        font-size: 23px;
    }

    .calculator-hint {
        margin-bottom: 24px;
        font-size: 14px;
    }

    .calculator-start-card {
        min-height: 155px;
        border-radius: 20px;
    }

    .calculator-start-icon {
        width: 46px;
        height: 46px;
        font-size: 18px;
    }

    .calculator-start-card strong {
        font-size: 18px;
    }

    .calculator-start-card small {
        font-size: 13px;
    }
}

/* Отключаем подъём карточек на устройствах без мыши */
@media (hover: none) {

    .calculator-start-card:hover {
        transform: none;
    }
}

/* ============================================================
   ПЕРЕКЛЮЧАЕМЫЕ ЭКРАНЫ
============================================================ */

.calculator-view[hidden] {
    display: none;
}

.calculator-view {
    animation: calculatorViewAppear 0.35s ease both;
}

@keyframes calculatorViewAppear {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.calculator-back {
    display: inline-flex;
    align-items: center;
    margin: 0 0 24px;
    padding: 9px 15px;

    color: #765033;
    font: inherit;
    font-size: 14px;
    font-weight: 500;

    background: rgba(255, 255, 255, 0.65);
    border: 1px solid rgba(173, 116, 49, 0.25);
    border-radius: 999px;

    cursor: pointer;
    transition: 0.25s ease;
}

.calculator-back:hover {
    color: #4f301d;
    background: rgba(255, 248, 234, 0.95);
    border-color: rgba(173, 116, 49, 0.48);
    transform: translateX(-3px);
}

.calculator-placeholder {
    display: flex;
    min-height: 190px;
    padding: 30px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 12px;

    text-align: center;

    background: rgba(255, 255, 255, 0.67);
    border: 1px dashed rgba(166, 107, 46, 0.38);
    border-radius: 24px;
}

.calculator-placeholder--accent {
    background: rgba(245, 215, 166, 0.3);
}

.calculator-placeholder > span {
    color: #a86e30;
    font-size: 28px;
}

.calculator-placeholder strong {
    color: #523521;
    font-size: 19px;
}

.calculator-placeholder p {
    max-width: 520px;
    margin: 0;
    color: rgba(82, 55, 37, 0.7);
    font-size: 14px;
    line-height: 1.55;
}

/* ============================================================
   КАРТОЧКИ УСЛУГ
============================================================ */

.calculator-services-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.calculator-service-card {
    position: relative;
    display: flex;
    min-height: 230px;
    padding: 24px 22px;

    flex-direction: column;
    align-items: flex-start;
    gap: 12px;

    appearance: none;
    color: #583923;
    font: inherit;
    text-align: left;

    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(175, 117, 51, 0.22);
    border-radius: 21px;

    box-shadow:
        0 10px 24px rgba(91, 53, 22, 0.07),
        inset 0 1px 0 rgba(255, 255, 255, 0.94);

    cursor: pointer;

    transition:
        transform 0.25s ease,
        background 0.25s ease,
        border-color 0.25s ease,
        box-shadow 0.25s ease;
}

.calculator-service-card:hover {
    transform: translateY(-4px);
    border-color: rgba(178, 117, 44, 0.48);

    box-shadow:
        0 17px 32px rgba(91, 53, 22, 0.12),
        0 0 18px rgba(230, 180, 105, 0.18);
}

.calculator-service-card.is-selected {
    background:
        linear-gradient(
            145deg,
            rgba(255, 252, 244, 0.98),
            rgba(242, 207, 148, 0.73)
        );

    border-color: rgba(167, 103, 31, 0.7);

    box-shadow:
        0 17px 34px rgba(100, 58, 20, 0.16),
        0 0 25px rgba(228, 174, 91, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

.calculator-service-card.is-selected::after {
    content: "✓";
    position: absolute;
    top: 16px;
    right: 17px;

    display: grid;
    width: 29px;
    height: 29px;
    place-items: center;

    color: #ffffff;
    font-size: 15px;
    font-weight: 700;

    background: linear-gradient(145deg, #b77932, #e1b469);
    border-radius: 50%;

    box-shadow: 0 7px 16px rgba(121, 72, 24, 0.25);
}

.calculator-service-number {
    color: #a76b2d;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.14em;
}

.calculator-service-card strong {
    padding-right: 27px;
    color: #51321f;
    font-size: 17px;
    font-weight: 600;
    line-height: 1.35;
}

.calculator-service-card p {
    margin: 0;
    color: rgba(82, 55, 37, 0.7);
    font-size: 13px;
    line-height: 1.55;
}

.calculator-service-price {
    margin-top: auto;
    color: #925b25;
    font-size: 15px;
    font-weight: 600;
}

.calculator-selection-status {
    min-height: 24px;
    margin: 25px 0 0;
    color: #80532f;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
}

@media (max-width: 900px) {

    .calculator-services-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 580px) {

    .calculator-services-grid {
        grid-template-columns: 1fr;
    }

    .calculator-service-card {
        min-height: 0;
        padding: 22px 20px;
    }
}

.calculator-service-card--identity {
    grid-column: 1 / -1;
    min-height: 175px;

    background:
        linear-gradient(
            135deg,
            rgba(255, 255, 255, 0.9),
            rgba(243, 210, 153, 0.65)
        );
}

.calculator-service-card--identity p {
    max-width: 650px;
}

/* ============================================================
   КНОПКА ПРОДОЛЖЕНИЯ
============================================================ */

.calculator-actions {
    display: flex;
    justify-content: center;
    margin-top: 22px;
}

.calculator-next {
    display: inline-flex;
    min-width: 210px;
    padding: 14px 25px;

    justify-content: center;
    align-items: center;
    gap: 12px;

    color: #4f301d;
    font: inherit;
    font-size: 15px;
    font-weight: 600;

    background:
        linear-gradient(
            135deg,
            #f9e6c1,
            #dba85a,
            #f6d99d
        );

    border: 1px solid rgba(159, 98, 30, 0.42);
    border-radius: 999px;

    box-shadow:
        0 12px 25px rgba(102, 59, 20, 0.17),
        inset 0 1px 0 rgba(255, 255, 255, 0.75);

    cursor: pointer;

    transition:
        transform 0.25s ease,
        opacity 0.25s ease,
        box-shadow 0.25s ease;
}

.calculator-next:hover:not(:disabled) {
    transform: translateY(-3px);

    box-shadow:
        0 17px 30px rgba(102, 59, 20, 0.23),
        0 0 20px rgba(229, 181, 103, 0.28);
}

.calculator-next:disabled {
    opacity: 0.38;
    cursor: not-allowed;
    box-shadow: none;
}

.calculator-current-service {
    margin: 0 0 10px;
    color: #a06a31;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.17em;
    text-align: center;
    text-transform: uppercase;
}

[hidden] {
    display: none !important;
}

/* ============================================================
   ДИНАМИЧЕСКИЕ ВОПРОСЫ КАЛЬКУЛЯТОРА
   Отступы между группами вопросов можно менять здесь.
============================================================ */

.calculator-question + .calculator-question {
    margin-top: 34px;
}

.calculator-question h3 {
    margin: 0 0 16px;
    color: #5f402d;
    font-size: 17px;
    line-height: 1.4;
}

.calculator-block-explanation {
    margin: 0 0 22px;
    padding: 16px 18px;
    border: 1px solid rgba(185, 125, 56, 0.26);
    border-radius: 18px;
    background: rgba(255, 246, 230, 0.58);
    color: #6c5141;
}

.calculator-block-explanation p {
    margin: 0;
    font-size: 14px;
    line-height: 1.65;
}

/* ============================================================
   ЭКРАН «ПОМОГИТЕ ОПРЕДЕЛИТЬ»
============================================================ */

.calculator-help {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    padding: 28px;
    border: 1px dashed rgba(188, 126, 50, 0.55);
    border-radius: 24px;
    background: rgba(255, 247, 233, 0.72);
    text-align: center;
}

.calculator-help-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    width: 100%;
}

.calculator-help-option {
    min-height: 58px;
    padding: 12px 14px;
    border: 1px solid rgba(178, 116, 41, 0.28);
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.78);
    color: #67452f;
    font: inherit;
    font-size: 13px;
    cursor: pointer;
    transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.calculator-help-option:hover,
.calculator-help-option.is-selected {
    border-color: rgba(182, 115, 30, 0.72);
    background: linear-gradient(135deg, #fffaf0, #f8ddb0);
    box-shadow: 0 8px 20px rgba(119, 72, 25, 0.12);
}

/* ============================================================
   ДОПОЛНИТЕЛЬНЫЕ УСЛУГИ И ТЕКУЩАЯ СУММА
============================================================ */

.calculator-running-total {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-top: 24px;
    padding: 18px 22px;
    border: 1px solid rgba(184, 119, 38, 0.38);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(255, 250, 241, 0.95), rgba(246, 214, 161, 0.78));
    color: #66442d;
}

.calculator-running-total strong {
    color: #9a5b1f;
    font-size: 21px;
}

.calculator-actions--split,
.calculator-actions--result {
    flex-wrap: wrap;
    gap: 12px;
}

.calculator-skip {
    min-height: 48px;
    padding: 12px 22px;
    border: 1px solid rgba(165, 106, 39, 0.28);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    color: #684832;
    font: inherit;
    cursor: pointer;
}

/* Подсказка над необязательными дополнениями */
.calculator-choice-banner {
    display: grid;
    gap: 4px;
    margin: 20px 0;
    padding: 16px 18px;
    border-left: 4px solid #bd7b2d;
    border-radius: 12px;
    background: rgba(250, 225, 183, 0.55);
    color: #68442d;
}

.calculator-choice-banner span,
.calculator-choice-instruction {
    color: #856b59;
    font-size: 12px;
    line-height: 1.5;
}

.calculator-choice-instruction {
    margin: -4px 0 12px;
}

/* Две заметные развилки в конце экрана дополнений */
.calculator-finish-options {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 22px;
}

.calculator-finish-card {
    display: grid;
    gap: 7px;
    min-height: 104px;
    padding: 18px 20px;
    border: 1px solid rgba(166, 105, 36, 0.35);
    border-radius: 18px;
    background: rgba(255, 253, 248, 0.92);
    color: #66432d;
    text-align: left;
    cursor: pointer;
    transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.calculator-finish-card strong { font-size: 15px; }
.calculator-finish-card span { font-size: 12px; line-height: 1.5; }
.calculator-finish-card--accent {
    border-color: #b87525;
    background: linear-gradient(135deg, #fff4df, #f2cb86);
    box-shadow: 0 10px 24px rgba(126, 76, 25, 0.14);
}
.calculator-finish-card:hover {
    transform: translateY(-2px);
    border-color: #a96821;
    box-shadow: 0 12px 26px rgba(126, 76, 25, 0.16);
}

/* Ссылка «Заполнить бриф» использует стиль основной кнопки */
a.calculator-next {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-decoration: none;
}

/* ============================================================
   ИТОГОВЫЙ РАСЧЁТ
============================================================ */

.calculator-result {
    overflow: hidden;
    border: 1px solid rgba(181, 119, 44, 0.30);
    border-radius: 24px;
    background: rgba(255, 253, 248, 0.86);
    box-shadow: 0 18px 42px rgba(101, 62, 27, 0.10);
}

.calculator-result__heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 24px;
    background: linear-gradient(135deg, rgba(255, 249, 237, 0.96), rgba(245, 208, 149, 0.78));
    color: #60402d;
}

.calculator-result__heading span {
    font-weight: 600;
}

.calculator-result__heading strong {
    color: #96591f;
    font-size: clamp(22px, 4vw, 32px);
    white-space: nowrap;
}

.calculator-result__list {
    margin: 0;
    padding: 10px 24px;
    list-style: none;
}

.calculator-result__list li {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(150px, 0.7fr);
    gap: 20px;
    padding: 14px 0;
    border-bottom: 1px solid rgba(130, 87, 52, 0.12);
    color: #705747;
    font-size: 13px;
}

.calculator-result__list li:last-child {
    border-bottom: 0;
}

.calculator-result__list strong {
    color: #5d3e2a;
    text-align: right;
}

.calculator-result__notice,
.calculator-result__footnote {
    margin: 0;
    padding: 16px 24px;
    color: #755239;
    font-size: 12px;
    line-height: 1.6;
}

.calculator-result__notice {
    border-top: 1px solid rgba(130, 87, 52, 0.12);
    background: rgba(239, 195, 125, 0.20);
    font-weight: 600;
}

@media (max-width: 580px) {
    .calculator-help-grid {
        grid-template-columns: 1fr;
    }

    .calculator-running-total,
    .calculator-result__heading {
        align-items: flex-start;
        flex-direction: column;
    }

    .calculator-result__list li {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .calculator-result__list strong {
        text-align: left;
    }

    .calculator-actions--split,
    .calculator-actions--result {
        align-items: stretch;
        flex-direction: column;
    }

    .calculator-actions--split > *,
    .calculator-actions--result > * {
        width: 100%;
    }

    .calculator-finish-options { grid-template-columns: 1fr; }
}