.section__card {
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
}

/* ---------- 1) Introduction (hero with overlay) ---------- */
.section--intro .section__inner {
    position: relative;
    text-align: center;
}

.intro__background {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-card);
}

.intro__overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0 var(--content-padding-x);
    text-align: center;
    pointer-events: none;
}

.intro__overlay > * {
    pointer-events: auto;
}

.intro__title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(40px, 6vw, 90px);
    line-height: 1.0;
    letter-spacing: 0.04em;
    color: var(--color-blue);
    margin: 0 0 16px;
}

.intro__subtitle {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: clamp(16px, 2vw, 32px);
    line-height: 1.4;
    color: var(--color-text);
    max-width: 720px;
    margin: 0;
}

@media (max-width: 720px) {
    .intro__background {
        min-height: 320px;
        object-fit: cover;
    }
    .intro__subtitle br {
        display: none;
    }
}

/* ---------- 2) Features (blue card r64, inset 80px) ---------- */
.features__card {
    background-color: var(--color-blue);
    padding: clamp(40px, 6vw, 80px);
    text-align: center;
    color: #ffffff;
    overflow: hidden;
    position: relative;
}

.features__logo {
    width: 200px;
    height: auto;
    margin: 0 auto 32px;
}

.features__title {
    font-family: var(--font-display);
    font-weight: 500;
    font-size: clamp(20px, 2.5vw, 32px);
    line-height: 1.4;
    color: #ffffff;
    max-width: 720px;
    margin: 0 auto;
}

.features__crystals-bottom {
    display: block;
    margin: 32px auto 0;
    width: 100%;
    max-width: 1200px;
    opacity: 0.85;
}

.features__crystals-bg {
    display: none;
}

@media (max-width: 666px) {
    .features__crystals-bg {
        display: block;
        margin: 24px auto 0;
        max-width: 80%;
        opacity: 0.85;
    }
    .features__crystals-bottom {
        display: none;
    }
}

/* ---------- 3) About application (white card with slider) ---------- */
.about__card {
    background-color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Desktop: only the slider is shown */
.about__slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    border-radius: 32px;
    background-color: transparent;
}

.about__slides {
    position: relative;
    width: 100%;
    aspect-ratio: 1450 / 720;
}

.about__slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.about__slide.is-active {
    opacity: 1;
}

.about__pagination {
    position: absolute;
    bottom: 16px;
    left: 0;
    right: 0;
    display: flex;
    gap: 8px;
    justify-content: center;
}

.about__bullet {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: rgba(21, 29, 38, 0.20);
    transition: background-color 0.15s ease, transform 0.15s ease;
}

.about__bullet.is-active {
    background-color: var(--color-blue);
    transform: scale(1.2);
}

/* Mobile fallback list — hidden on desktop */
.about__side {
    display: none;
    width: 100%;
}

.about__side-image {
    width: 100%;
    max-width: 320px;
    margin: 0 auto;
}

@media (max-width: 900px) {
    .about__slider {
        display: none;
    }
    .about__side {
        display: flex;
        flex-direction: column;
        gap: 16px;
    }
}

/* ---------- 4) For who (full-width blue strip + 3 white cards) ---------- */
.section--for-who {
    background-color: var(--color-blue);
    padding: 80px 0;
    color: #ffffff;
}

.for-who__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.for-who__header h2 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(28px, 4vw, 58px);
    color: #ffffff;
    margin: 0;
    line-height: 1.1;
}

.for-who__header img {
    width: 100px;
    height: auto;
}

.for-who__cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.for-who__card {
    background-color: #ffffff;
    border-radius: var(--radius-card);
    padding: 40px;
    color: var(--color-text);
    display: flex;
    flex-direction: column;
    gap: 20px;
    box-shadow: var(--shadow-card);
}

.for-who__card header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    margin: 0;
    text-align: left;
}

.for-who__card header img {
    width: 120px;
    height: auto;
}

.for-who__card h3 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 32px;
    margin: 0;
    color: var(--color-text);
}

.for-who__card p {
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 20px;
    line-height: 1.4;
    color: #000000;
    margin: 0;
}

@media (max-width: 1024px) {
    .for-who__cards {
        grid-template-columns: 1fr;
    }
}

/* ---------- 5) Download (orange card + image card) ---------- */
.download__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    gap: 24px;
    align-items: stretch;
}

.download__content {
    background-color: var(--color-orange);
    padding: 60px clamp(32px, 4vw, 60px);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 32px;
}

.download__title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(20px, 2.5vw, 32px);
    line-height: 1.4;
    color: #ffffff;
    margin: 0;
}

.download__buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.download__buttons .btn--store {
    background-color: #ffffff;
    color: var(--color-text);
}

.download__buttons .btn--store:hover {
    background-color: #f4f6fa;
    color: var(--color-text);
}

/* The image is the rounded card itself — no extra wrapper. */
.download__image {
    width: 100%;
    height: 100%;
    object-fit: none;
    border-radius: var(--radius-card);
    box-shadow: var(--shadow-card);
    display: block;
}

@media (max-width: 900px) {
    .download__grid {
        grid-template-columns: 1fr;
    }
}

/* ---------- 6) Contacts callout (full-width yellow strip) ---------- */
.section--contacts-callout {
    background-color: var(--color-yellow);
    padding: 60px 0;
    overflow: hidden;
}

.section--contacts-callout .section__inner {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 40px;
}

.contacts-callout__image {
    width: clamp(180px, 22vw, 360px);
    height: auto;
    margin: 0;
    display: block;
}

.contacts-callout__content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    max-width: 720px;
}

.contacts-callout__text {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(18px, 2vw, 24px);
    line-height: 1.4;
    color: #ffffff;
    margin: 0;
}

.section--contacts-callout .btn {
    background-color: #ffffff;
    color: var(--color-text);
    min-width: 202px;
}

.section--contacts-callout .btn:hover {
    background-color: #f4f6fa;
    color: var(--color-text);
}

@media (max-width: 900px) {
    .section--contacts-callout .section__inner {
        grid-template-columns: 1fr;
        text-align: center;
        justify-items: center;
    }

    .contacts-callout__content {
        align-items: center;
        text-align: center;
    }
}

/* ---------- 7) Contacts (green card r64, inset 80px) ---------- */
.contacts__card {
    background-color: var(--color-green);
    padding: 80px clamp(40px, 6vw, 80px);
    color: #ffffff;
    display: grid;
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    gap: 40px;
    align-items: center;
}

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

.contacts__title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.2;
    color: #ffffff;
    margin: 0;
}

.contacts__subtitle {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 20px;
    line-height: 1.5;
    color: #ffffff;
    margin: 0;
    max-width: 600px;
}

.contacts__email {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 20px;
    color: #ffffff;
    margin: 0;
}

.contacts__email a {
    color: #ffffff;
    text-decoration: underline;
}

.contacts__socials {
    display: flex;
    gap: 16px;
    margin-top: 8px;
}

.contacts__social {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 160px;
    height: 48px;
    background-color: #ffffff;
    border-radius: var(--radius-btn);
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.contacts__social:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 18px rgba(21, 29, 38, 0.10);
    opacity: 1;
}

.contacts__social img {
    width: 28px;
    height: 28px;
}

.contacts__illustration {
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
}

@media (max-width: 900px) {
    .contacts__card {
        grid-template-columns: 1fr;
        padding: 48px 32px;
    }
}