/* ============================================================
   ЦВЕТОВАЯ СХЕМА: Синий + Красный
   ============================================================ */
:root {
    --color-primary:        #0A1E3D;
    --color-primary-light:  #1A3A6A;

    --color-accent:         #C0392B;
    --color-accent-hover:   #A32E22;
    --color-accent-soft:    rgba(192, 57, 43, 0.10);

    --color-bg:             #F8F7F4;
    --color-bg-alt:         #FFFFFF;
    --color-text:           #1E1E1E;
    --color-text-light:     #5A5A5A;
    --color-white:          #FFFFFF;
    --color-border:         #E5E3DC;

    --color-on-primary:     #FFFFFF;
    --color-on-accent:      #FFFFFF;

    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --container-width: 1200px;
    --transition: 0.3s ease;
    --radius: 10px;
}

/* ============================================================
   СБРОСЫ
   ============================================================ */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    background-color: var(--color-white);
    color: var(--color-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================================
   ТИПОГРАФИКА
   ============================================================ */
.eyebrow {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: var(--color-accent);
    margin-bottom: 14px;
}

.section-header {
    max-width: 720px;
    margin: 0 auto 56px;
    text-align: center;
}

.section-header__title {
    font-size: 34px;
    line-height: 1.2;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 16px;
}

.section-header__lead {
    font-size: 17px;
    color: var(--color-text-light);
}

/* ============================================================
   КНОПКИ
   ============================================================ */
.btn {
    display: inline-block;
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 6px;
    transition: all var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn--accent {
    background-color: var(--color-accent);
    color: var(--color-on-accent);
    border-color: var(--color-accent);
}
.btn--accent:hover {
    background-color: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
    transform: translateY(-2px);
}

.btn--ghost {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}
.btn--ghost:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* ============================================================
   ШАПКА
   ============================================================ */
.site-header {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 14px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: flex;
    font-size: 24pt;
    font-weight: bold;
    text-decoration: none;
}
.bev {
    position: relative;
    bottom: 8px;
    padding-bottom: 2px;
    border-bottom: 4px solid var(--color-accent);
    color: var(--color-primary);
}
.tech {
    position: relative;
    top: 8px;
    margin-left: 4px;
    border-top: 4px solid var(--color-primary);
    color: var(--color-accent);
}

.brand__img {
    display: block;
    max-height: 44px;
    width: auto;
}

.main-nav__list {
    display: flex;
    list-style: none;
    gap: 28px;
}

.main-nav__link {
    text-decoration: none;
    color: var(--color-primary);
    font-weight: 500;
    font-size: 15px;
    transition: color var(--transition);
}
.main-nav__link:hover { color: var(--color-accent); }

.phone {
    text-decoration: none;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 16px;
    white-space: nowrap;
}
.phone:hover { color: var(--color-accent); }

/* ============================================================
   HERO-SPLIT
   ============================================================ */
.hero-split {
    background-color: var(--color-bg);
    padding: 72px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-split::before {
    content: "";
    position: absolute;
    top: -120px;
    right: -120px;
    width: 420px;
    height: 420px;
    background: var(--color-accent-soft);
    border-radius: 50%;
    pointer-events: none;
}

.hero-split__inner {
    position: relative;
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 64px;
    align-items: start;
}

.hero-split__title {
    font-size: 44px;
    line-height: 1.15;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 22px;
}

.hero-split__title-accent {
    color: var(--color-accent);
}

.hero-split__lead {
    font-size: 17px;
    color: var(--color-text-light);
    margin-bottom: 32px;
    max-width: 560px;
}

.hero-split__cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

/* --- Aside --- */
.hero-split__aside {
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px 26px;
    box-shadow: 0 8px 28px rgba(10, 30, 61, 0.05);
}

.hero-split__aside-title {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-text-light);
    margin-bottom: 18px;
}

/* ============================================================
   ASIDE: список отраслей — ссылки с эффектом как у карточек
   ============================================================ */
.industry-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.industry-list__item {
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    font-size: 15px;
    color: var(--color-text);
    text-decoration: none;
    background-color: transparent;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    overflow: hidden;
    transition: transform var(--transition),
                border-color var(--transition),
                box-shadow var(--transition);
}

.industry-list__item::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--color-accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform var(--transition);
}

.industry-list__item:hover {
    transform: translateY(-2px);
    border-color: var(--color-accent);
    box-shadow: 0 8px 22px rgba(10, 30, 61, 0.08);
}

.industry-list__item:hover::after {
    transform: scaleY(1);
}

.industry-list__icon {
    font-size: 20px;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

/* ============================================================
   ПОЛОСА КОМПЕТЕНЦИЙ — Вариант 4 (разделители + активная зона)
   ============================================================ */
.competencies {
    background-color: var(--color-primary);
    padding: 0;
}

.competencies__inner {
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 0;
}

.competencies__item {
    flex: 1 1 0;
    display: flex;
}

.competency {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    color: var(--color-on-primary);
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    padding: 24px 20px;
    border-right: 1px solid rgba(255, 255, 255, 0.12);
    transition: color var(--transition), background-color var(--transition);
}

.competencies__item:last-child .competency {
    border-right: none;
}

.competency::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background-color: var(--color-accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform var(--transition);
}

.competency:hover {
    color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.03);
}

.competency:hover::before {
    transform: scaleY(1);
}

.competency__icon {
    font-size: 22px;
    flex-shrink: 0;
}

.competency__text {
    white-space: nowrap;
}

/* ============================================================
   БЛОК «ОТРАСЛИ»
   ============================================================ */
.industries {
    padding: 80px 0;
    background-color: var(--color-white);
}

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

.industry-card {
    display: block;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 28px 24px;
    text-decoration: none;
    color: inherit;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    position: relative;
    overflow: hidden;
}

.industry-card::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--color-accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform var(--transition);
}

.industry-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
    box-shadow: 0 12px 32px rgba(10, 30, 61, 0.08);
}

.industry-card:hover::after { transform: scaleY(1); }

.industry-card__head {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.industry-card__emoji { font-size: 28px; }

.industry-card__title {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.3;
    transition: color var(--transition);
}

.industry-card:hover .industry-card__title {
    color: var(--color-accent);
}

.industry-card__text {
    font-size: 14.5px;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* ============================================================
   БЛОК «ОБОРУДОВАНИЕ»
   ============================================================ */
.equipment-split {
    background-color: var(--color-bg);
    padding: 80px 0;
}

.equipment-split__inner {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 64px;
    align-items: start;
}

.equipment-split__title {
    font-size: 34px;
    line-height: 1.2;
    color: var(--color-primary);
    font-weight: 700;
    margin-bottom: 20px;
}

.equipment-split__text {
    font-size: 16px;
    color: var(--color-text-light);
    margin-bottom: 16px;
}

.equipment-split__intro .btn { margin-top: 14px; }

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

.equipment-row {
    display: flex;
    gap: 20px;
    background-color: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 22px 24px;
    text-decoration: none;
    color: inherit;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.equipment-row::after {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background-color: var(--color-accent);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform var(--transition);
}

.equipment-row:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
    box-shadow: 0 12px 32px rgba(10, 30, 61, 0.08);
}

.equipment-row:hover::after { transform: scaleY(1); }

.equipment-row__icon {
    font-size: 30px;
    flex-shrink: 0;
    line-height: 1;
}

.equipment-row__title {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 6px;
    transition: color var(--transition);
}

.equipment-row:hover .equipment-row__title {
    color: var(--color-accent);
}

.equipment-row__text {
    font-size: 14.5px;
    color: var(--color-text-light);
    line-height: 1.55;
}

/* ============================================================
   БЛОК О КАЧЕСТВЕ ИЗМЕРЕНИЙ
   ============================================================ */
.philosophy {
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    padding: 72px 0;
}

.philosophy__inner {
    max-width: 860px;
    margin: 0 auto;
    text-align: center;
}

.philosophy__title {
    font-size: 30px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-accent);
    margin-bottom: 32px;
}

.philosophy__body p {
    font-size: 16px;
    line-height: 1.75;
    opacity: 0.92;
    margin-bottom: 16px;
}
.philosophy__body p:last-child { margin-bottom: 0; }

/* ============================================================
   ПОДВАЛ — СВЕТЛЫЙ
   ============================================================ */
.site-footer {
    background-color: var(--color-bg);
    color: var(--color-text);
    padding: 56px 0 0;
    border-top: 1px solid var(--color-border);
}

.site-footer__inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
}

.site-footer__brand {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 10px;
}

.site-footer__desc {
    font-size: 14px;
    line-height: 1.6;
    max-width: 320px;
    color: var(--color-text-light);
}

.site-footer__heading {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.site-footer__list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.site-footer__link {
    color: var(--color-text-light);
    text-decoration: none;
    font-size: 14px;
    transition: color var(--transition);
}
.site-footer__link:hover { color: var(--color-accent); }

.site-footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    font-size: 13px;
    flex-wrap: wrap;
    gap: 12px;
    color: var(--color-text-light);
}

/* ============================================================
   АДАПТИВНОСТЬ
   ============================================================ */
@media (max-width: 1024px) {
    .hero-split__inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-split__title { font-size: 36px; }

    .industries__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .equipment-split__inner {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .site-footer__inner {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .site-header__inner {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
        gap: 12px;
    }

    .main-nav__list {
        justify-content: center;
        flex-wrap: wrap;
        gap: 18px;
    }

    .hero-split { padding: 48px 0 56px; }

    .hero-split__title { font-size: 28px; }

    /* Компетенции — на мобильных убираем разделители */
    .competencies__inner {
        flex-wrap: wrap;
    }

    .competencies__item {
        flex: 1 1 50%;
    }

    .competency {
        border-right: none;
        border-bottom: 1px solid rgba(255, 255, 255, 0.12);
        padding: 18px 16px;
        font-size: 14px;
    }

    .industries { padding: 56px 0; }

    .industries__grid {
        grid-template-columns: 1fr;
    }

    .section-header__title { font-size: 26px; }

    .equipment-split { padding: 56px 0; }

    .equipment-split__title { font-size: 26px; }

    .philosophy { padding: 56px 0; }

    .philosophy__title { font-size: 22px; }

    .site-footer__inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .site-footer__desc { margin: 0 auto; }

    .site-footer__bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero-split__title { font-size: 24px; }

    .btn {
        padding: 12px 20px;
        font-size: 14px;
    }

    .section-header__title { font-size: 22px; }

    .philosophy__title { font-size: 18px; }

    .competencies__item {
        flex: 1 1 100%;
    }

    .competency {
        padding: 16px 14px;
        font-size: 13px;
        gap: 8px;
    }

    .competency__icon {
        font-size: 18px;
    }
}