/* =========================================================
   COOPERATION PAGE — NEW DESIGN
   ========================================================= */

/* ========== RESET & BASE ========== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Instrument Sans', 'Noto Sans', sans-serif;
    background-color: #08000d;
    color: #ffffff;
    overflow-x: hidden;
    min-height: 100vh;
}

ul, ol { list-style: none; }

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

/* ========== SECTION DIVIDER ========== */
.section-divider {
    width: 100%;
    height: 0.5px;
    background-color: rgba(255, 255, 255, 0.5);
}

/* ========== HERO SECTION ========== */
.hero-section {
    position: relative;
    min-height: 720px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(to bottom, rgba(8,0,13,0.15) 40%, rgba(8,0,13,0.75) 100%);
}

/* Site Header */
.site-header {
    position: relative;
    z-index: 10;
    padding: 40px 85px 0;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    max-width: 1110px;
    margin: 0 auto;
    width: 100%;
}

.header-logo-wrap {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.header-logo-link img {
    height: 56px;
    width: auto;
    display: block;
}

.header-tagline {
    font-family: 'Instrument Sans', 'Noto Sans', sans-serif;
    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: #ffffff;
    text-align: center;
}

.header-email-btn {
    display: inline-flex;
    align-items: center;
    background-color: #800125;
    border-radius: 5px;
    padding: 7px 24px;
    font-family: 'Instrument Sans', 'Noto Sans', sans-serif;
    font-size: 20px;
    font-weight: 500;
    color: #ffffff;
    white-space: nowrap;
    transition: background-color 0.2s;
    align-self: flex-start;
    margin-top: 5px;
}

.header-email-btn:hover {
    background-color: #a00030;
}

/* Hero Content */
.hero-content {
    position: relative;
    z-index: 5;
    padding: 100px 85px 80px;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 64px;
    font-weight: 700;
    line-height: 1.2;
    color: #ffffff;
    margin-bottom: 20px;
}

.hero-subtitle-main {
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
    font-weight: 300;
    line-height: 1.3;
    color: #ffffff;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 55px;
}

.hero-cta {
    margin-bottom: 40px;
}

.hero-cta-label {
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    font-weight: 300;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: #ffffff;
    margin-bottom: 10px;
}

.hero-cta-line {
    width: 93px;
    height: 3px;
    background: linear-gradient(to right, #4E0E24, #B42053);
    margin-bottom: 14px;
    border-radius: 2px;
    box-shadow: 0 4px 4px rgba(0,0,0,0.25);
}

.hero-email-wrap {
    display: flex;
    align-items: center;
    gap: 16px;
}

.hero-envelope {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    object-fit: contain;
}

.hero-email-gradient {
    font-family: 'Montserrat', sans-serif;
    font-size: 24px;
    font-weight: 500;
    letter-spacing: 0.05em;
    background: linear-gradient(to right, #b2322e, #e20e7b, #cd00d0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: lowercase;
    transition: opacity 0.2s;
}

.hero-email-gradient:hover {
    opacity: 0.8;
}

.hero-channels-info {
    margin-top: 30px;
}

.hero-channels-count {
    font-family: 'Montserrat', sans-serif;
    font-size: 15px;
    font-weight: 500;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 8px;
}

.hero-channels-desc {
    font-family: 'Montserrat', sans-serif;
    font-size: 12px;
    font-weight: 300;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    line-height: 1.6;
}

/* ========== ABOUT SECTION ========== */
.about-section {
    padding: 90px 85px;
    text-align: center;
}

.about-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 48px;
    font-weight: 500;
    color: #ffffff;
    margin-bottom: 48px;
}

.about-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 400;
    line-height: 1.55;
    color: #ffffff;
    max-width: 1038px;
    margin: 0 auto 20px;
    text-align: center;
}

.about-text:last-child { margin-bottom: 0; }

/* ========== CHANNELS SECTION ========== */
.channels-section {
    padding: 60px 85px;
}

.channels-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 32px;
    font-weight: 500;
    color: #ffffff;
    text-align: center;
    margin-bottom: 50px;
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
    max-width: 1110px;
    margin: 0 auto;
}

.channel-card {
    border: 0.5px solid rgba(255, 255, 255, 0.5);
    border-radius: 11px;
    height: 78px;
    display: flex;
    align-items: center;
    padding: 0 12px;
    gap: 8px;
}

.ch-logo {
    width: 58px;
    height: 52px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.ch-logo.white-bg {
    background-color: #ffffff;
}

.ch-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    width: auto;
    height: auto;
    display: block;
}

.ch-logo-svg {
    width: 64px;
    height: 31px;
    flex-shrink: 0;
}

.ch-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-width: 0;
}

.ch-name {
    font-family: 'Instrument Sans', 'Noto Sans', sans-serif;
    font-size: 18px;
    font-weight: 500;
    color: #ffffff;
    text-align: center;
    line-height: 1.2;
    white-space: nowrap;
}

.ch-cat {
    display: inline-block;
    background-color: #800125;
    border-radius: 5px;
    padding: 2px 10px;
    font-family: 'Instrument Sans', 'Noto Sans', sans-serif;
    font-size: 14px;
    font-weight: 400;
    color: #ffffff;
    line-height: 1.4;
    white-space: nowrap;
}

/* Card without logo: center the name */
.channel-card.no-logo .ch-info {
    width: 100%;
}

/* ========== ADVANTAGES SECTION ========== */
.advantages-section {
    padding: 60px 85px;
}

.advantages-title-new {
    font-family: 'Montserrat', sans-serif;
    font-size: 32px;
    font-weight: 500;
    color: #ffffff;
    text-align: center;
    margin-bottom: 50px;
}

.advantages-list-new {
    display: flex;
    flex-direction: column;
    gap: 18px;
    max-width: 920px;
    margin: 0 auto;
}

.advantage-card-new {
    background-color: #190013;
    border-radius: 10px;
    padding: 18px 30px;
    min-height: 73px;
    display: flex;
    align-items: center;
    transition: background-color 0.25s;
}

.advantage-card-new:hover {
    background-color: #260020;
}

.advantage-card-new p {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 400;
    line-height: 1.5;
    color: #ffffff;
}

.advantage-card-new strong {
    font-weight: 700;
}

/* ========== CTA BANNER ========== */
.cta-banner {
    position: relative;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.cta-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.cta-content {
    position: relative;
    z-index: 2;
    padding: 60px 85px;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
}

.cta-text {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 500;
    line-height: 1.55;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    max-width: 420px;
}

/* ========== CONTACTS SECTION ========== */
.contacts-section {
    padding: 60px 85px 80px;
    text-align: center;
}

.contacts-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 48px;
    font-weight: 500;
    color: #ffffff;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.contacts-subtitle {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 300;
    color: #ffffff;
    line-height: 1.5;
    max-width: 712px;
    margin: 0 auto 50px;
}

.contacts-card {
    background: linear-gradient(to right, #930026, #1a0008);
    border-radius: 7px;
    padding: 20px 40px;
    min-width: 280px;
    max-width: 350px;
    margin: 0 auto;
    min-height: 105px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: opacity 0.2s;
}

.contacts-card:hover { opacity: 0.85; }

.contacts-card-label {
    font-family: 'Instrument Sans', 'Noto Sans', sans-serif;
    font-size: 32px;
    font-weight: 700;
    color: #ffffff;
    line-height: 1.2;
}

.contacts-card-value {
    font-family: 'Instrument Sans', 'Noto Sans', sans-serif;
    font-size: 20px;
    font-weight: 500;
    color: #ffffff;
    line-height: 1.2;
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1200px) {
    .site-header,
    .hero-content,
    .about-section,
    .channels-section,
    .advantages-section,
    .cta-content,
    .contacts-section {
        padding-left: 40px;
        padding-right: 40px;
    }
}

@media (max-width: 1024px) {
    .channels-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .hero-title { font-size: 52px; }
}

@media (max-width: 768px) {
    .site-header {
        padding-left: 20px;
        padding-right: 20px;
    }

    .header-inner {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .header-logo-wrap { align-items: center; }
    .header-tagline { text-align: center; }

    .header-email-btn {
        font-size: 16px;
        padding: 6px 18px;
        align-self: center;
    }

    .hero-content {
        padding: 40px 20px 60px;
    }

    .hero-title { font-size: 40px; }
    .hero-subtitle-main { font-size: 18px; }
    .hero-email-gradient { font-size: 18px; }

    .about-section { padding: 60px 20px; }
    .about-title { font-size: 36px; }
    .about-text { font-size: 16px; }

    .channels-section { padding: 50px 20px; }
    .channels-title { font-size: 24px; }
    .channels-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .ch-name { font-size: 15px; }
    .ch-cat { font-size: 12px; }

    .advantages-section { padding: 50px 20px; }
    .advantages-title-new { font-size: 24px; }

    .cta-banner { min-height: 300px; }
    .cta-content { padding: 40px 20px; }
    .cta-text { font-size: 16px; max-width: 300px; }

    .contacts-section { padding: 50px 20px 60px; }
    .contacts-title { font-size: 36px; }
    .contacts-subtitle { font-size: 16px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 32px; }
    .channels-grid { grid-template-columns: repeat(2, 1fr); }
    .channel-card { height: auto; min-height: 78px; padding: 10px 8px; }
    .ch-logo { width: 44px; height: 40px; }
}

/* =========================================================
   FOOTER (preserved from original)
   ========================================================= */

._container {
    padding-left: 85px;
    padding-right: 85px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 1280px) {
    ._container {
        padding-left: 40px;
        padding-right: 40px;
    }
}

@media (max-width: 776px) {
    ._container {
        padding-left: 30px;
        padding-right: 30px;
    }
}

.logo-box {
    flex-shrink: 0;
}

.header__logo {
    width: 100%;
    max-width: 283px;
}

.navigation {
    max-width: 850px;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}

.navigation-list {
    width: -webkit-fit-content;
    width: -moz-fit-content;
    width: fit-content;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-column-gap: 70px;
    -moz-column-gap: 70px;
    column-gap: 70px;
}

.footer .logo-box {
    display: flex;
    align-items: center;
    width: 100%;
    max-width: 283px;
    aspect-ratio: 283/58;
}

@media (max-width: 950px) {
    .footer .logo-box {
        max-width: 175px;
    }
}

.header__nav {
    display: flex;
    align-items: center;
    column-gap: 70px;
}

.navigation-list li a {
    text-transform: uppercase;
    align-items: center;
    color: #fff;
    font-size: 20px;
    white-space: nowrap;
    font-weight: 700;
    transition-duration: 0.3s;
}

.header-tel {
    -ms-flex-negative: 0;
    flex-shrink: 0;
    width: 237px;
    height: 68px;
    border-radius: 7px;
    background-color: #800125;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    color: #fff;
    font-size: 20px;
    font-weight: 600;
    -webkit-transition-duration: 0.2s;
    -o-transition-duration: 0.2s;
    transition-duration: 0.2s;
}

@media (hover: hover) {
    .navigation-list li a:hover {
        color: #FF1414;
    }
}

@media (max-width: 1700px) {
    .navigation-list li a { font-size: 18px; }
    .header-tel { width: 220px; height: 51px; font-size: 18px; }
}

@media (max-width: 1660px) {
    .header__logo { max-width: 250px; }
    .navigation-list { column-gap: 50px; }
}

@media (max-width: 1550px) {
    .navigation-list { column-gap: 40px; }
    .navigation-list li a { font-size: 17px; }
}

@media (max-width: 1450px) {
    .header__logo { max-width: 200px; }
    .navigation-list li a { font-size: 16px; }
    .header-tel { width: 220px; height: 51px; font-size: 16px; }
}

@media (max-width: 1300px) {
    .navigation-list { column-gap: 30px; }
    .header-tel, .navigation-list li a { font-size: 15px; }
    .header-tel { width: 200px; height: 50px; }
}

@media (max-width: 1135px) {
    .navigation {
        position: absolute;
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
        width: 100%;
        bottom: -45px;
        height: 0;
        overflow: hidden;
        -webkit-transition: height 0.5s ease;
        -o-transition: height 0.5s ease;
        transition: height 0.5s ease;
    }
    .header__nav {
        -webkit-column-gap: 50px;
        -moz-column-gap: 50px;
        column-gap: 50px;
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -ms-flex-direction: column;
        flex-direction: column;
        height: -webkit-fit-content;
        height: -moz-fit-content;
        height: fit-content;
        row-gap: 50px;
        -webkit-box-align: start;
        -ms-flex-align: start;
        align-items: flex-start;
    }
    .header-tel { width: 170px; height: 45px; font-size: 14px; margin-left: auto; }
}

@media (max-width: 730px) {
    .header__inner { position: initial; }
    .navigation {
        flex-direction: column;
        height: 100vh;
        left: -100%;
        top: -100%;
        transition: all 250ms;
        background: #08000d;
        z-index: 100;
        justify-content: flex-start;
        padding-top: 90px;
        padding-left: 97px;
        padding-right: 97px;
    }
    .header__nav {
        flex-direction: column;
        height: fit-content;
        row-gap: 50px;
        align-items: flex-start;
    }
    .navigation-list li a { font-size: 18px; }
    .mobile-menu-opened .navigation {
        height: 102vh;
        left: 0;
        transition: all 250ms;
        align-items: initial;
    }
}

@media (max-width: 600px) {
    .header-tel { width: 155px; height: 40px; font-size: 13px; }
    .header__logo { max-width: 150px; }
    .header__inner { column-gap: 25px; }
}

.footer {
    -webkit-box-flex: 0;
    -ms-flex: 0 0;
    flex: 0 0;
    padding-top: 75px;
    padding-bottom: 35px;
}

@media (max-width: 500px) {
    .footer { display: block; }
}

.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    column-gap: 60px;
}

.footer__bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer__bottom p {
    text-transform: uppercase;
    font-size: 10px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.4;
    margin-bottom: 8px;
    text-align: center;
}

.footer__bottom p > a {
    text-transform: uppercase;
    font-size: 10px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.4;
    margin-bottom: 8px;
    text-decoration: underline;
}

.footer .header-tel { height: 65px; }

@media (max-width: 1000px) {
    .footer .header-tel { height: 55px; }
    .footer__bottom { margin-top: 15px; }
}

@media (max-width: 500px) {
    .footer { padding-top: 7px; padding-bottom: 7px; }
    .footer__inner { display: none; }
    .footer__bottom { margin-top: 0; }
    .footer__bottom p:first-child { font-size: 7.5px; margin-bottom: 3px; }
    .footer__bottom p:nth-child(2) { font-size: 5px; margin-bottom: 0; }
}

@media (max-width: 500px) {
    ._container { padding-left: 25px; padding-right: 25px; }
    .header__logo { max-width: 68.5px; }
    .header-tel { width: 145px; height: 39px; border-radius: 34px; font-size: 14px; }
    .navigation { top: -13px; padding-top: 53px; padding-left: 47px; padding-right: 47px; }
    .navigation-list li a { font-size: 20px; }
    .header__nav { row-gap: 44px; }
}