.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* Тонкий шов между контентными блоками — иначе соседние секции с одинаковым
   фоном (напр. process/documents) сливаются в одно полотно. */
.objects, .solutions, .engineering, .cases, .process, .documents, .faq {
    border-top: 1px solid color-mix(in srgb, var(--color-ink) 7%, transparent);
}

/* ============ HERO ============ */
.hero { padding-top: 3rem; padding-bottom: 3.5rem; }
@media (min-width: 1024px) { .hero { padding-top: 4.5rem; padding-bottom: 5rem; } }

.hero__inner {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.25rem;
    display: grid;
    gap: 2.5rem;
    align-items: center;
}
@media (min-width: 1024px) {
    .hero__inner { grid-template-columns: 1fr 0.85fr; gap: 3.5rem; }
}

.hero__title {
    margin-top: 1.1rem;
    font-size: clamp(2rem, 1.5rem + 2.2vw, 3.1rem);
}
.hero__subtitle {
    margin-top: 1.1rem;
    font-size: 1.05rem;
    color: var(--color-ink-muted);
    max-width: 46ch;
}
.hero__cta { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.9rem; }

/* На узких экранах длинный тег-пилл не помещается в одну строку — уменьшаем компактно. */
@media (max-width: 640px) {
    .hero__content .tag-pill {
        font-size: 0.58rem;
        letter-spacing: 0;
        padding: 0.4rem 0.65rem;
        white-space: nowrap;
    }
}

.hero__visual { position: relative; }
.hero__image { box-shadow: var(--shadow-soft); }
/* Плейсхолдер-вариант: контент прижат к верху, снизу место под floating-card. */
.ph.hero__image {
    justify-content: flex-start;
    padding-top: 15%;
    padding-bottom: 35%;
}

/* ============ OBJECTS ============ */
.objects { background: var(--color-surface-muted); }
.objects__desktop { display: none; }
@media (min-width: 900px) {
    .objects__desktop {
        display: grid;
        grid-template-columns: 300px 1fr;
        gap: 2.5rem;
        max-width: var(--container-width);
        margin: 0 auto;
        padding: 0 1.25rem;
    }
}
.objects__tabs { display: flex; flex-direction: column; gap: 0.6rem; }
.objects__tab {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-align: left;
    background: transparent;
    border: none;
    border-left: 3px solid transparent;
    padding: 0.9rem 1.1rem;
    font-weight: 700;
    color: var(--color-ink-muted);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.objects__tab .icon { color: color-mix(in srgb, var(--color-ink-muted) 70%, transparent); transition: color 0.2s ease; }
.objects__tab.is-active .icon { color: var(--color-brand); }
.objects__tab:hover { background: var(--color-surface-muted); }
.objects__tab.is-active {
    color: var(--color-ink);
    border-left-color: var(--color-brand);
    background: var(--color-surface-muted);
}
.objects__panels { position: relative; }
.objects__panel {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: var(--shadow-card);
}
.objects__panel h3 { margin-top: 1.25rem; }
.objects__panel p { margin-top: 0.6rem; color: var(--color-ink-muted); }
.objects__panel-image { margin-bottom: 0; }
.objects__points {
    margin-top: 1.1rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 0.5rem 1rem;
}
.objects__points li {
    font-size: 0.85rem;
    color: var(--color-ink-muted);
    padding-left: 1.1rem;
    position: relative;
}
.objects__points li::before {
    content: ""; position: absolute; left: 0; top: 0.5em;
    width: 5px; height: 5px; border-radius: 50%;
    background: var(--color-brand);
}

.objects__mobile {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-width: 640px;
    margin: 0 auto;
    padding: 0 1.25rem;
}
@media (min-width: 900px) { .objects__mobile { display: none; } }
.objects__accordion-item {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-card);
    padding: 1.1rem 1.25rem;
}
.objects__accordion-item summary {
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.objects__accordion-label { display: flex; align-items: center; gap: 0.65rem; }
.objects__accordion-label .icon { color: var(--color-brand); }
.objects__accordion-body { margin-top: 1rem; }
.objects__accordion-body p { color: var(--color-ink-muted); margin-top: 0.75rem; }
.objects__accordion-body .objects__points { margin-top: 0.9rem; }

.objects__cta { display: flex; justify-content: center; margin-top: 2.5rem; }

/* ============ SOLUTIONS ============ */
.solutions__grid {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.25rem;
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}
@media (min-width: 640px) {
    .solutions__grid { grid-template-columns: repeat(2, 1fr); }
}
.solution-card {
    position: relative;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    border-top: 4px solid var(--color-brand);
}
.solution-card--accent2 { border-top-color: var(--color-dark); }
.solution-card--accent3 { border-top-color: color-mix(in srgb, var(--color-brand) 55%, var(--color-dark)); }
.solution-card__number {
    position: absolute;
    top: 0.9rem; right: 1.1rem;
    z-index: 1;
    font-size: 0.78rem;
    font-weight: 800;
    color: var(--color-ink-muted);
    background: color-mix(in srgb, var(--color-surface) 80%, transparent);
    border-radius: var(--radius-pill);
    padding: 0.2rem 0.6rem;
}
.solution-card__body { padding: 1.5rem; display: flex; flex-direction: column; gap: 0.6rem; }
.solution-card__where { color: var(--color-ink-muted); font-size: 0.9rem; }
.solution-card__why { font-size: 0.9rem; }
.solution-card__specs {
    margin-top: 0.3rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}
.solution-card__specs li {
    font-size: 0.8rem;
    color: var(--color-ink-muted);
    padding-left: 1rem;
    position: relative;
}
.solution-card__specs li::before {
    content: "—"; position: absolute; left: 0; color: var(--color-brand);
}
.solution-card .btn { align-self: flex-start; margin-top: 0.5rem; }

/* ============ ENGINEERING ============ */
.engineering { background: var(--color-surface-muted); }
.engineering__diagram {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.25rem;
    position: relative;
}
.engineering__factors {
    margin-top: 1.75rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}
@media (min-width: 640px) {
    .engineering__factors { grid-template-columns: repeat(4, 1fr); }
}
.engineering__factors li {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-height: 96px;
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 1rem;
    font-size: 0.85rem;
    font-weight: 700;
    text-align: center;
    box-shadow: var(--shadow-card);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.engineering__factors li:hover { transform: translateY(-3px); box-shadow: var(--shadow-soft); }
.engineering__factors .icon { color: var(--color-brand); }

/* ============ CASES ============ */
.cases__grid {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.25rem;
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}
@media (min-width: 720px) { .cases__grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .cases__grid { grid-template-columns: repeat(3, 1fr); } }
.case-card {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
}
.case-card__body { padding: 1.35rem; }
.case-card__type {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: var(--color-brand);
    background: var(--color-brand-soft);
    border-radius: var(--radius-pill);
    padding: 0.3rem 0.75rem;
}
.case-card__type--accent2 { color: var(--color-ink); background: var(--color-surface-muted); }
.case-card__type--accent3 { color: var(--color-audience-ink); background: var(--color-audience-bg); }
.case-card__body h3 { margin-top: 0.5rem; }
.case-card__location { margin-top: 0.2rem; color: var(--color-ink-muted); font-size: 0.85rem; }
.case-card__task { margin-top: 0.7rem; font-size: 0.88rem; color: var(--color-ink-muted); }
.case-card__solution { margin-top: 0.6rem; font-size: 0.85rem; }
.cases__cta { display: flex; justify-content: center; margin-top: 2.5rem; }

/* ============ PROCESS ============ */
.process { background: var(--color-surface-muted); }
.process__timeline {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.25rem;
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
}
@media (min-width: 900px) {
    .process__timeline {
        grid-template-columns: repeat(4, 1fr);
        position: relative;
    }
    .process__timeline::before {
        content: "";
        position: absolute;
        top: 22px; left: 6%; right: 6%;
        height: 2px;
        background: color-mix(in srgb, var(--color-ink) 12%, transparent);
    }
}
.process__step { position: relative; }
.process__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px; height: 44px;
    border-radius: 50%;
    background: var(--color-brand);
    color: #fff;
    font-weight: 800;
    position: relative;
    z-index: 1;
}
.process__step h3 { margin-top: 1rem; font-size: 1rem; }
.process__step p { margin-top: 0.5rem; color: var(--color-ink-muted); font-size: 0.88rem; }
.process__cta { display: flex; justify-content: center; margin-top: 3rem; }

/* ============ DOCUMENTS ============ */
.documents { background: var(--color-surface-muted); }
.documents__cta { display: flex; justify-content: center; margin-top: 2.5rem; }

/* ============ FAQ ============ */
.faq__list {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.faq__item {
    background: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 1.1rem 1.35rem;
    box-shadow: var(--shadow-card);
}
.faq__item summary {
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}
.faq__item p { margin-top: 0.8rem; color: var(--color-ink-muted); font-size: 0.9rem; }

/* ============ FINAL CTA ============ */
.final-cta {
    background: var(--color-dark);
    color: #fff;
    border-radius: var(--radius-lg);
    max-width: var(--container-width);
    margin: 0 1.25rem;
}
@media (min-width: 1024px) { .final-cta { margin: 0 auto; } }
.final-cta__inner { padding: 3.5rem 1.75rem; max-width: 640px; margin: 0 auto; text-align: center; }
.final-cta__inner p { margin-top: 1rem; color: rgba(255,255,255,0.75); }
.final-cta__actions { margin-top: 2rem; display: flex; flex-wrap: wrap; gap: 0.9rem; justify-content: center; }
.final-cta__hint { margin-top: 2rem; font-size: 0.85rem; color: rgba(255,255,255,0.6); }
.final-cta__hint ul { margin-top: 0.5rem; display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center; }
.final-cta__hint li {
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-pill);
    padding: 0.25rem 0.75rem;
}