/* Solution landing (category solution / services) */

.solution-modal,
.solution-modal input,
.solution-modal textarea,
.solution-modal select,
.solution-modal button {
    font-family: inherit;
}

.solution-landing {
    --solution-pad-x: clamp(16px, 4.5vw, 120px);
    --solution-gap: clamp(24px, 4vw, 56px);
    background: #fff;
    color: var(--text);
    overflow-x: clip;
}

.solution-landing .container {
    width: 100%;
    max-width: var(--layout-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--solution-pad-x);
    padding-right: var(--solution-pad-x);
    box-sizing: border-box;
}

.solution-landing__hero {
    padding: clamp(56px, 10vw, 80px) 0 clamp(24px, 5vw, 40px);
}

.solution-landing__hero h1 {
    margin: 0 0 20px;
    font-size: 35px;
    line-height: 1.12;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.solution-landing__intro {
    margin: 0;
    max-width: 900px;
    font-size: 18px;
    line-height: 1.45;
    color: #404040;
}

.solution-landing__section-title {
    margin: 0 0 28px;
    font-size: 22px;
    line-height: 1.2;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--blue);
    letter-spacing: 0.04em;
}

.solution-landing__how {
    padding: 24px 0 clamp(48px, 8vw, 80px);
}

.solution-landing__how-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(240px, 40%);
    grid-template-areas: 'content media';
    gap: var(--solution-gap);
    align-items: start;
}

.solution-landing__steps {
    list-style: none;
    margin: 0;
    padding: 0;
}

.solution-landing__how-left {
    grid-area: content;
    min-width: 0;
}

.solution-landing__media {
    grid-area: media;
    min-width: 0;
}

.solution-landing__step {
    display: grid;
    grid-template-columns: clamp(32px, 10vw, 48px) minmax(0, 1fr);
    gap: 8px clamp(12px, 3vw, 20px);
    align-items: start;
    padding: clamp(14px, 3vw, 20px) 0;
    border-bottom: 1px solid rgba(4, 83, 240, 0.25);
}

.solution-landing__step:first-child {
    padding-top: 0;
}

.solution-landing__step-num {
    font-size: 42px;
    line-height: 1;
    font-weight: 800;
    color: var(--blue);
}

.solution-landing__step-text {
    margin: 4px 0 0;
    font-size: clamp(15px, 3.8vw, 16px);
    line-height: 1.45;
    color: var(--text);
    word-break: break-word;
    overflow-wrap: anywhere;
}

.solution-landing__steps--plain .solution-landing__step {
    grid-template-columns: clamp(25px, 8vw, 48px) minmax(0, 1fr);
    align-items: center;
}

.solution-landing__step-mark {
    font-size: clamp(32px, 8vw, 50px);
    line-height: 1;
    font-weight: 400;
    color: var(--blue);
    text-align: center;
}

.solution-landing__steps--plain .solution-landing__step-text {
    margin-top: 0;
}

.solution-landing__cta {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: clamp(24px, 5vw, 32px);
}

.solution-landing__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 1 1 auto;
    min-width: min(100%, 200px);
    min-height: 48px;
    padding: 12px clamp(20px, 5vw, 28px);
    border: none;
    border-radius: 999px;
    background: var(--blue);
    color: #fff;
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.2s ease, transform 0.15s ease;
}

.solution-landing__btn:hover {
    opacity: 0.92;
}

.solution-landing__btn:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 3px;
}

.solution-landing__media img {
    display: block;
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: min(520px, 70vw);
    margin: 0 auto;
    object-fit: contain;
}

.solution-landing__bottom {
    padding: clamp(32px, 6vw, 48px) 0 clamp(48px, 8vw, 80px);
}

.solution-landing__bottom-grid {
    display: grid;
    gap: var(--solution-gap);
}

.solution-landing__benefits-inline {
    margin-top: clamp(32px, 6vw, 48px);
}

.solution-landing__bottom--two-cols .solution-landing__bottom-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.solution-landing__col {
    min-width: 0;
}

.solution-landing__list {
    margin: 0;
    padding: 0;
    list-style: none;
}

.solution-landing__list li {
    position: relative;
    margin: 0 0 14px;
    padding-left: 22px;
    font-size: 16px;
    line-height: 1.45;
    color: var(--text);
}

.solution-landing__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--blue);
}

.solution-landing__content {
    padding: 0 0 64px;
}

.solution-landing__content-inner {
    max-width: 900px;
    font-size: 16px;
    line-height: 1.55;
}

/* Tablet and mobile */
@media (max-width: 900px) {
    .solution-landing__how-grid {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas:
            'media'
            'content';
    }

    .solution-landing__hero h1 {
        font-size: clamp(22px, 5.5vw, 30px);
        word-break: break-word;
        overflow-wrap: break-word;
    }

    .solution-landing__intro {
        font-size: 16px;
    }

    .solution-landing__section-title {
        margin-bottom: 20px;
        font-size: 18px;
    }

    .solution-landing__bottom--two-cols .solution-landing__bottom-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 640px) {
    .solution-landing {
        --solution-pad-x: 16px;
    }

    .solution-landing__hero h1 {
        font-size: clamp(20px, 6.2vw, 26px);
    }

    .solution-landing__step-num {
        font-size: clamp(28px, 8vw, 36px);
    }

    .solution-landing__cta {
        flex-direction: column;
        align-items: stretch;
    }

    .solution-landing__btn {
        width: 100%;
        min-width: 0;
        flex: 1 1 auto;
    }

    .solution-landing__media img {
        max-height: none;
    }

}

/* Modals */
.solution-modal-backdrop {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 25, 75, 0.55);
}

.solution-modal-backdrop[hidden] {
    display: none;
}

.solution-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10001;
    width: min(480px, calc(100vw - 24px));
    max-height: min(92dvh, 90vh);
    margin: 0;
    padding: 0;
    border: none;
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 24px 64px rgba(0, 25, 75, 0.2);
    overflow: hidden;
}

.solution-modal[open] {
    display: flex;
    flex-direction: column;
}

.solution-modal:not([open]) {
    display: none;
}

.solution-modal::backdrop {
    background: rgba(0, 25, 75, 0.55);
}

.solution-modal__inner {
    position: relative;
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
    max-height: inherit;
    padding: 24px 20px 20px;
    overflow: hidden;
}

.solution-modal__form-wrap {
    flex: 1 1 auto;
    min-height: 0;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    padding-right: 2px;
}

.solution-modal__close {
    position: absolute;
    top: 12px;
    right: 12px;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: #f5f5f5;
    color: var(--text);
    font-size: 24px;
    line-height: 1;
    cursor: pointer;
}

.solution-modal__title {
    margin: 0 48px 8px 0;
    font-size: 24px;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--text);
}

.solution-modal__product {
    margin: 0 0 16px;
    flex-shrink: 0;
    font-size: 14px;
    color: #666;
}

.solution-modal__title,
.solution-modal__close {
    flex-shrink: 0;
}

.solution-modal__notice {
    margin: 0 0 12px;
    font-size: 14px;
    line-height: 1.45;
    color: #404040;
}

/* CF7 in modal: компактнее, чем блок demo на главной */
.solution-modal--order .solution-modal__form.demo__form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 12px;
    row-gap: 12px;
    align-items: start;
}

.solution-modal--order .solution-modal__form.demo__form > label,
.solution-modal--order .solution-modal__form.demo__form label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
    margin: 0;
    font-size: 13px;
    line-height: 1.3;
    font-weight: 500;
}

.solution-modal--order .solution-modal__form .demo__field--full {
    grid-column: 1 / -1;
}

.solution-modal--order .solution-modal__form input,
.solution-modal--order .solution-modal__form textarea {
    min-height: 48px;
    padding: 0 14px;
    font-size: 15px;
}

.solution-modal--order .solution-modal__form textarea {
    min-height: 96px;
    max-height: 120px;
    padding: 12px 14px;
    resize: vertical;
}

.solution-modal--order .solution-modal__form .demo__actions {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    grid-column: 1 / -1;
    margin-top: 4px;
}

.solution-modal--order .solution-modal__form .demo__actions .wpcf7-spinner {
    position: static;
    transform: none;
    margin: 0 auto;
}

.solution-modal--order .solution-modal__form .demo__actions input.wpcf7-submit.btn,
.solution-modal--order .solution-modal__form .demo__actions .btn {
    width: 100%;
    min-width: 0;
    min-height: 44px;
}

.solution-modal--order .solution-modal__form .demo__policy {
    max-width: none;
    line-height: 1.35;
    font-size: 11px;
}

.solution-modal--order .solution-modal__form .wpcf7-not-valid-tip {
    grid-column: 1 / -1;
}

.solution-modal__form.demo__form input:not([type='submit']),
.solution-modal__form.demo__form textarea,
.solution-modal__form.demo__form select {
    width: 100%;
    box-sizing: border-box;
}

.solution-modal__form .wpcf7-response-output {
    grid-column: 1 / -1;
    margin: 4px 0 0;
}

@media (max-width: 640px) {
    .solution-modal__inner {
        padding: 20px 16px calc(16px + env(safe-area-inset-bottom, 0px));
    }

    .solution-modal__title {
        margin-right: 44px;
        font-size: 18px;
        line-height: 1.2;
    }

    .solution-modal__product {
        margin-bottom: 12px;
        font-size: 13px;
    }

    .solution-modal--order {
        width: 100%;
    }

    .solution-modal--order .solution-modal__form.demo__form {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .solution-modal--order .solution-modal__form.demo__form > label,
    .solution-modal--order .solution-modal__form.demo__form label {
        width: 100%;
    }

    .solution-modal--order .solution-modal__form .demo__field--full,
    .solution-modal--order .solution-modal__form .demo__actions,
    .solution-modal--order .solution-modal__form .wpcf7-response-output,
    .solution-modal--order .solution-modal__form .wpcf7-not-valid-tip {
        width: 100%;
    }

    .solution-modal--order .solution-modal__form input,
    .solution-modal--order .solution-modal__form textarea {
        min-height: 44px;
        font-size: 16px;
    }

    .solution-modal--order .solution-modal__form textarea {
        min-height: 88px;
        max-height: 112px;
    }
}

/* Calculator modal */
.solution-modal--calculator {
    width: min(960px, calc(100vw - 32px));
    max-height: min(92dvh, 90vh);
}

.solution-modal__inner--calculator {
    display: flex;
    flex-direction: column;
    max-height: inherit;
    padding: 28px 32px 24px;
    overflow: hidden;
}

.solution-calculator {
    display: flex;
    flex-direction: column;
    min-height: 0;
    flex: 1 1 auto;
    overflow: hidden;
}

.solution-calculator__scroll {
    flex: 1 1 auto;
    min-height: 0;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    padding-right: 4px;
}

.solution-calculator__intro {
    margin: 0 0 24px;
    padding-right: 48px;
    font-size: 16px;
    line-height: 1.4;
    font-weight: 400;
    color: var(--text);
}

/* Mobile-first: одна колонка полей; две — от 769px */
.solution-calculator__grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 24px;
}

.solution-calculator__col {
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-width: 0;
}

.solution-calculator__row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(96px, 38%) auto;
    gap: 8px 10px;
    align-items: center;
}

.solution-calculator__row-label {
    font-size: 14px;
    line-height: 1.35;
    font-weight: 400;
    color: var(--text);
}

.solution-calculator__input-wrap {
    min-width: 0;
}

.solution-calculator__input {
    min-height: 44px;
    padding: 0 14px;
    border: 1px solid #e3e3e3;
    border-radius: 10px;
    background: #fff;
    font-family: inherit;
    font-size: 15px;
    box-sizing: border-box;
    width: 100%;
}

.solution-calculator__input:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 2px rgba(4, 83, 240, 0.2);
}

.solution-calculator__unit {
    font-size: 14px;
    line-height: 1.2;
    color: var(--text);
    text-align: left;
}

.solution-calculator__results {
    margin-bottom: 20px;
    padding: 18px 20px 20px;
    border-radius: 16px;
    background: var(--blue);
    color: #fff;
}

.solution-calculator__results-title {
    margin: 0 0 14px;
    font-size: 15px;
    font-weight: 700;
    line-height: 1.3;
}

.solution-calculator__results-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 16px;
}

.solution-calculator__result-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: 72px;
    padding: 14px 16px;
    border-radius: 14px;
    background: #fff;
    color: var(--text);
}

.solution-calculator__result-label {
    flex: 1 1 auto;
    min-width: 0;
    font-size: 14px;
    line-height: 1.3;
    font-weight: 400;
}

.solution-calculator__result-field {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
    min-width: 88px;
    min-height: 44px;
    padding: 0 12px;
    border: 1px solid #e6e6e6;
    border-radius: 10px;
    background: #fff;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.04);
    color: var(--text);
}

.solution-calculator__result-value {
    min-width: 2ch;
    font-size: 15px;
    font-weight: 400;
    line-height: 1.2;
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.solution-calculator__result-unit {
    flex-shrink: 0;
    font-size: 14px;
    line-height: 1.2;
    color: var(--text);
}

.solution-calculator__error {
    margin: 0 0 12px;
    font-size: 13px;
    line-height: 1.4;
    color: #c62828;
}

.solution-calculator__error[hidden] {
    display: none;
}

.solution-calculator__footer {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 20px 28px;
    align-items: center;
    margin-bottom: 16px;
}

.solution-calculator__run {
    width: auto;
    min-width: 168px;
    min-height: 44px;
    margin: 0;
    flex-shrink: 0;
}

.solution-calculator__hint {
    margin: 0;
    font-size: 12px;
    line-height: 1.45;
    color: #404040;
}

.solution-calculator__submit {
    width: 100%;
    margin-top: 4px;
}

.solution-calculator__submit:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.solution-modal--order .solution-modal__form textarea {
    min-height: 120px;
    max-height: min(280px, 40vh);
}

body.solution-modal-open {
    overflow: hidden;
}

/* Калькулятор: планшет/десктоп — две колонки полей */
@media (min-width: 769px) {
    .solution-calculator__grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 14px 40px;
    }

    .solution-calculator__col {
        display: grid;
        gap: 12px;
        align-content: start;
    }

    .solution-calculator__row {
        grid-template-columns: minmax(0, 1fr) minmax(100px, 140px) 36px;
        gap: 10px 12px;
    }
}

/* Модалки и калькулятор: телефон */
@media (max-width: 768px) {
    .solution-modal,
    .solution-modal--order,
    .solution-modal--calculator {
        inset: 0;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        width: 100%;
        max-width: none;
        height: 100%;
        height: 100dvh;
        max-height: 100dvh;
        margin: 0;
        transform: none;
        border-radius: 0;
        box-shadow: none;
    }

    .solution-modal__inner,
    .solution-modal__inner--calculator {
        flex: 1 1 auto;
        min-height: 0;
        height: 100%;
        max-height: 100%;
        padding: calc(16px + env(safe-area-inset-top, 0px)) 16px
            calc(16px + env(safe-area-inset-bottom, 0px));
    }

    .solution-modal__close {
        top: calc(8px + env(safe-area-inset-top, 0px));
        right: 8px;
    }

    .solution-calculator__intro {
        padding-right: 40px;
        font-size: 14px;
        margin-bottom: 20px;
    }

    .solution-calculator__row {
        grid-template-columns: minmax(0, 1fr) minmax(88px, 32vw) auto;
        gap: 8px;
    }

    .solution-calculator__input {
        font-size: 16px;
    }

    .solution-calculator__results-grid {
        grid-template-columns: 1fr;
    }

    .solution-calculator__result-card {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        min-height: 0;
    }

    .solution-calculator__result-field {
        width: 100%;
        min-width: 0;
    }

    .solution-calculator__footer {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .solution-calculator__run,
    .solution-calculator__submit {
        width: 100%;
        min-width: 0;
    }
}