/* Базовые настройки */
:root {
    font-size: 16px;
    /* Базовый размер для rem */

    /* Цвета */
    --color-primary: #000;
    --color-secondary: #fff;
    --color-accent: #F80500;
    --color-accent-hover: #C1050E;
    --color-text: #1E1E1E;
    --color-text-light: #999999;
    --color-text-blue: #0066CC;
    --color-bg: #FAF8F9;
    --color-bg-dark: #f5f5f5;

    /* Отступы */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.25rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;

    /* Переходы */
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Manrope', sans-serif;
    font-weight: 400;
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

/* Container */
.container {
    max-width: 87.5rem;
    /* 1400px */
    margin: 0 auto;
    padding: 0 1.25rem;
    /* 20px */
}

/* Header */
.header {
    padding: clamp(20px, 3vw, 40px) 0 20px;
    width: 100%;
    position: sticky;
    top: 0;
    z-index: 1000;
    background-color: var(--color-bg);
    transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
    box-shadow: 0 0.125rem 0.5rem rgba(0, 0, 0, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer .logo__image {
    max-width: 10rem;
}

.logo__image {
    max-width: 15rem;
}

/* Hero Section */
.hero {
    padding: var(--spacing-lg) 0 var(--spacing-xxl) 0;
    position: relative;
}

.hero__content {
    max-width: 497px;
}

.hero__text {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.hero__title {
    font-size: 3.1rem;
    font-weight: 700;
    line-height: 118%;
    color: var(--color-text);
    margin: 0;
}

.hero__subtitle {
    font-size: 20px;
    font-weight: 500;
    color: var(--color-text);
    opacity: .6;
    line-height: 118%;
    margin: 0;
}

.hero__features {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin: var(--spacing-md) 0;
}

.hero__feature {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--color-text);
    gap: 1rem;
}

.hero__check {
    width: 1.5rem;
    height: 1.5rem;
    flex-shrink: 0;
    color: var(--color-accent);
}

.hero__check svg {
    width: 100%;
    height: 100%;
}

.hero__actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 461px;
}

.hero__note {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 15px;
    color: var(--color-text);
    opacity: .6;
}

.hero__note-icon {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
}

.hero__note-icon svg {
    width: 100%;
    height: 100%;
    fill: var(--color-text-light);
}

.hero__image-wrapper {
    position: absolute;
    height: 100%;
    top: var(--spacing-lg);
    right: 0;
    width: 57%;
    max-width: 62rem
}

.hero__image {
    width: 100%;
    object-fit: contain;
    border-radius: 0;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1.25rem 1.9rem;
    font-family: 'Manrope', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    line-height: 118%;
    text-decoration: none;
    border: none;
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
}

.btn--primary {
    background-color: var(--color-accent);
    color: var(--color-secondary);
    border-radius: 0.6rem;
    padding: 1.25rem 2rem;
    font-size: 1.25rem;
    font-weight: 600;
    width: 100%;
    max-width: 100%;
    box-shadow: 0px 4px 18.4px 0px #00000040;

}

.btn--primary:hover {
    background-color: var(--color-accent-hover);
    transform: translateY(-0.125rem);
    box-shadow: 0 0.25rem 0.75rem rgba(227, 6, 17, 0.3);
}

.btn--secondary {
    background-color: transparent;
    color: var(--color-text);
    border: 0.125rem solid var(--color-text);
}

.btn--secondary:hover {
    background-color: var(--color-text);
    color: var(--color-secondary);
    transform: translateY(-0.125rem);
}

/* Sections */
.section {
    padding-bottom: var(--spacing-xl);
}

.section__title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text);
}

.section__subtitle {
    font-size: 1.125rem;
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    max-width: 43.75rem;
    margin-left: auto;
    margin-right: auto;
}

/* Process Cards */
.process-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.process-card {
    background-color: var(--color-secondary);
    border-radius: 0.75rem;
    padding: 21px 28px;
    box-shadow: 0 0.125rem 0.5rem rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    height: fit-content;
}

.process-card:hover {
    transform: translateY(-0.25rem);
    box-shadow: 0 0.25rem 1rem rgba(0, 0, 0, 0.12);
}

.process-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin: 0;
    line-height: 118%;
}

.process-card__text {
    font-weight: 500;
    font-size: 1.122rem;
    color: var(--color-text);
    line-height: 118%;
    opacity: .6;
    margin: 0;
    max-width: 306px;
}

/* Supply Section */
.supply-categories {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: 12px;
}

.supply-brands {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.supply-brand {
    background-color: var(--color-secondary);
    border-radius: 0.75rem;
    box-shadow: 0 0.125rem 0.5rem rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 6rem;

    padding: 23px 14px;
    font-family: 'Manrope', sans-serif;
    font-size: 26px;
    font-weight: 600;
    line-height: 118%;
    letter-spacing: 0%;
}

.supply-brand:hover {
    transform: translateY(-0.125rem);
    box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, 0.12);
}

.brand-logo {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    letter-spacing: 0.05em;
}

.brand-logo--siemens {
    color: #009999;
}

.brand-logo--abb {
    color: #E30611;
}

.brand-logo--omron {
    color: #0066CC;
}

.brand-logo--phoenix {
    color: #000000;
}

/* Brands Stats Section */
.brands-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.stat-card {
    background-color: var(--color-secondary);
    border-radius: 0.75rem;
    padding: 21px 30px;
    box-shadow: 0 0.125rem 0.5rem rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.stat-card:hover {
    transform: translateY(-0.25rem);
    box-shadow: 0 0.25rem 1rem rgba(0, 0, 0, 0.12);
}

.stat-card__value {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1.2;
}

.stat-card__label {
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text-light);
    line-height: 1.4;
}

/* CTA Form Section */
.cta-form-section {
    overflow: visible;
    padding-bottom: var(--spacing-xl);
}

.cta-form {
    background-color: var(--color-accent);
    border-radius: 12px;
    padding: 39px 49px;
    display: grid;
    grid-template-columns: 1fr 388px;
    gap: var(--spacing-xxl);
    align-items: center;
    position: relative;
    overflow: visible;

}

.cta-form__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    color: var(--color-secondary);
}

.cta-form__title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 118%;
    color: var(--color-secondary);
    margin: 0;
}

.cta-form__text {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.85rem;
    color: var(--color-secondary);
    line-height: 1.5;
}

.cta-form__icon {
    width: 1.5rem;
    height: 1.5rem;
    flex-shrink: 0;
    stroke: var(--color-secondary);
}

.cta-form__form-wrapper {
    background-color: var(--color-secondary);
    border-radius: 13px;
    padding: 6px 29px;
    box-shadow: 0 0.25rem 1rem rgba(0, 0, 0, 0.1);
}

.cta-form::before {
    position: absolute;
    content: '';
    top: 0;
    width: 100%;
    background-color: red;
    right: calc(-1 * (100vw - 100%) / 2);
    height: 100%;
    z-index: -1;
}

.cta-form__form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    position: relative;
}

.cta-form__fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.cta-form__block {
    display: flex;
    align-items: center;
    justify-content: center;
}

.cta-form__block:first-child {
    border-right: 1px solid #CACACA;
    border-bottom: 1px solid #CACACA;
}

.cta-form__block:nth-child(3) {
    border-right: 1px solid #CACACA;
}

.cta-form__block:nth-child(2) {
    border-bottom: 1px solid #CACACA;
}

.cta-form__input {
    padding: 0.875rem 1rem;
    border: none;
    font-family: 'Manrope', sans-serif;
    font-size: 1.12rem;
    line-height: 100%;
    color: var(--color-text);
    background-color: var(--color-secondary);
    transition: border-color var(--transition-base);
    outline: none;
    max-width: 165px;
}

/* .cta-form__input:focus {
    border-color: var(--color-accent);
} */

.cta-form__input::placeholder {
    color: var(--color-text-light);
    font-size: 18px;
}

.btn--primary.cta-form__submit {
    font-size: 14px;
    padding: 10px;
    border-radius: 5px;
    margin-left: 1rem;
}

.cta-form__submit {}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18.75rem, 1fr));
    gap: var(--spacing-lg);
}

.card {
    background-color: var(--color-bg);
    border-radius: 1rem;
    padding: var(--spacing-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    border: 0.0625rem solid rgba(0, 0, 0, 0.1);
}

.card:hover {
    transform: translateY(-0.5rem);
    box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.1);
}

.card__title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.card__text {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Footer */
.footer {
    background-color: var(--color-bg);
    padding-bottom: var(--spacing-xl);
}

.footer__content {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: var(--spacing-xl);
}

.footer__left {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.footer__title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 118%;
    color: var(--color-text);
    margin: 0;
}

.footer__logo {
    margin-top: var(--spacing-sm);
}

.footer__right {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-end;
}

.footer__contact {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer__contact-icon {
    width: 1.5rem;
    height: 1.5rem;
    flex-shrink: 0;
    stroke: var(--color-text);
    fill: none;
}

.footer__contact-link {
    color: #000;
    font-weight: 500;
    text-decoration: none;
    font-size: 1.25rem;
    transition: color var(--transition-base);
}

.footer__contact-link:hover {
    color: var(--color-accent);
}

/* Утилиты для анимаций */
.fade-in {
    opacity: 0;
    transform: translateY(1.25rem);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Адаптивность */
@media (max-width: 75rem) {

    /* 1200px */
    :root {
        font-size: 16px;
    }

    .container {
        padding: 0 1.25rem;
    }

    .hero {
        display: flex;
    }

    .hero__content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        max-width: 100%;
    }

    .section__title {
        font-size: 2rem;
    }


    .hero__image-wrapper {
        position: static;
        width: 100%;
        max-width: 100%;
    }

    .cards {
        grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
    }

    .process-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

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

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

    .brands-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .stat-card__value {
        font-size: 2rem;
    }

    .cta-form {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
        padding: var(--spacing-xl);
        overflow: hidden;
    }

    .cta-form__title {
        font-size: 2rem;
    }

    .cta-form__text {
        font-size: 1rem;
    }

    .cta-form__submit {
        align-self: stretch;
        width: 100%;
    }
}

@media (max-width: 48rem) {

    /* 768px */
    :root {
        font-size: 15px;
    }

    .container {
        padding: 0 1rem;
    }

    .hero {
        flex-direction: column-reverse;

        padding: var(--spacing-xl) 0;
        min-height: auto;
    }


    .hero__title {
        max-width: 100%;
        font-size: 2rem;
    }

    .hero__subtitle {
        font-size: 1.125rem;
    }

    .hero__feature {
        font-size: 1rem;
    }

    .section {
        padding-bottom: var(--spacing-xl);
    }

    .section__title {
        font-size: 1.75rem;
    }

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

    .process-cards {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .process-card {
        padding: var(--spacing-md);
    }

    .process-card__text {
        font-size: 1rem;
    }

    .supply-categories {
        grid-template-columns: 1fr;
    }

    .supply-brands {
        grid-template-columns: 1fr;
    }

    .brand-logo {
        font-size: 1.25rem;
    }

    .brands-stats {
        grid-template-columns: repeat(1, 1fr);
        gap: var(--spacing-md);
    }

    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }

    .footer__content {
        align-items: flex-start;
        flex-direction: column;
        gap: var(--spacing-lg);
    }

    .footer__title {
        font-size: 2rem;
    }

    .footer__right {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    .cta-form__fields {
        display: flex;
        flex-direction: column;
    }

    .cta-form__block:first-child,
    .cta-form__block:nth-child(2),
    .cta-form__block:nth-child(3) {
        border: none;
    }

    .cta-form__block:nth-child(2) {
        order: 4;
    }

    .cta-form__input {
        width: 100%;
        min-width: 100%;
        border-bottom: 1px solid #CACACA;
    }

    .btn--primary.cta-form__submit {
        margin: 1rem 0 0 0;
    }

    .cta-form__form-wrapper {
        padding: var(--spacing-md);
    }
}

@media (max-width: 22.5rem) {

    /* 360px */
    :root {
        font-size: 14px;
    }

    .container {
        padding: 0 0.875rem;
    }

    .hero__feature {
        font-size: 0.9375rem;
    }

    .hero__content {
        gap: 1.5rem;
    }

    .hero__image-wrapper {
        min-height: 15rem;
    }

    .logo__name {
        font-size: 1.25rem;
    }

    .logo__tagline {
        font-size: 0.625rem;
    }

    .section__title {
        font-size: 1.5rem;
    }

    .process-card__title {
        font-size: 1.25rem;
    }

    .brand-logo {
        font-size: 1.125rem;
    }

    .supply-brand {
        min-height: 5rem;
        padding: var(--spacing-md);
    }

    .cta-form {
        padding: var(--spacing-lg);
        border-radius: 1rem;
    }

    .cta-form__title {
        font-size: 1.75rem;
    }

    .cta-form__text {
        font-size: 0.9375rem;
    }

    .footer__title {
        font-size: 1.75rem;
    }

    .footer__contact-link {
        font-size: 0.9375rem;
    }

    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.875rem;
        width: 100%;
    }
}