/* Универсальные стили хэдера для всех страниц */
/* При изменении этого файла изменения автоматически применятся на всех страницах */

@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;500;600;700&display=swap");

@font-face {
    font-family: "PPNeueMontreal";
    src: url("/NeueMontreal-Medium.ttf") format("truetype");
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "PPNeueMontreal";
    src: url("/NeueMontreal-Bold.ttf") format("truetype");
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: "HalvarBreit";
    src: url("/HalvarBreit-Lt.ttf") format("truetype");
    font-weight: 300;
    font-style: normal;
    font-display: swap;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    max-width: 100vw;
    background-color: #ffffff;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    z-index: 1000;
    border-bottom: 1px solid rgba(166, 143, 80, 0.35);
    transition: background-color 0.3s ease, border-color 0.3s ease;
}

.header.scrolled {
    background-color: #ffffff;
    border-bottom: 1px solid rgba(166, 143, 80, 0.6);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 4rem;
    max-width: 1920px;
    margin: 0 auto;
    gap: 3rem;
    font-family: 'HalvarBreit', 'PPNeueMontreal', 'Neue Montreal', 'Montserrat', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    position: relative;
}

.nav-links-wrapper {
    display: flex;
    gap: 3rem;
    align-items: center;
    flex: 1;
    justify-content: center;
}

.logo-link {
    display: flex;
    align-items: center;
    text-decoration: none;
    transition: opacity 0.3s ease;
    margin-right: 2rem;
}

/* Десктопная версия логотипа - показываем на десктопе */
.logo-link-desktop {
    display: flex;
}

/* Мобильная версия логотипа в группе - скрываем на десктопе */
.header-logo-group .logo-link {
    margin-right: 0;
    margin-left: 0 !important;
}

.logo {
    height: 3rem;
    width: auto;
    object-fit: contain;
}

/* Header Logo Group - для мобилки */
.header-logo-group {
    display: none; /* Скрыто на десктопе */
    align-items: center;
    gap: 1rem;
}

/* Десктопная версия ostroff - показываем на десктопе */
.header-domain-letters-desktop {
    display: flex;
}

/* Мобильная версия ostroff в группе - скрываем на десктопе */
.header-logo-group .header-domain-letters {
    margin-left: 0;
}

/* Гамбургер-кнопка скрыта на десктопе */
.mobile-menu-toggle {
    display: none;
}

/* Header Domain Letters */
.header-domain-letters {
    --header-letter-clr: #a68f50;
    --header-letter-bg: #ffffff;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    height: 3rem;
    margin-left: auto;
    text-decoration: none;
    font-family: 'HalvarBreit', 'PPNeueMontreal', 'Neue Montreal', 'Montserrat', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.header-domain-letters > div {
    width: 2.5rem;
    height: 2.5rem;
    position: relative;
    flex-shrink: 0;
}

.header-domain-letters .letter-o {
    background: conic-gradient(from 180deg at 50% 60%, var(--header-letter-bg) 0%, var(--header-letter-clr) 100%),
        conic-gradient(from 0deg at 50% 40%, var(--header-letter-clr) 0%, var(--header-letter-bg) 100%);
    background-size: 100% 50%, 100% 50%;
    background-repeat: no-repeat;
    background-position: 0 0, 0% 100%;
    border-radius: 100%;
}

.header-domain-letters .letter-s {
    background: conic-gradient(from 90deg at 60% 60%, var(--header-letter-bg) 0% 5%, var(--header-letter-clr) 90% 100%),
        conic-gradient(from -90deg at 40% 50%, var(--header-letter-bg) 0% 5%, var(--header-letter-clr) 90% 100%);
    background-size: 100% 50%, 100% 50%;
    background-repeat: no-repeat;
    background-position: 0 0, 0 100%;
    border-radius: 100%;
}

.header-domain-letters .letter-t {
    background: conic-gradient(from 90deg at 30% 30%, var(--header-letter-bg) 0% 20%, var(--header-letter-clr) 100%),
        conic-gradient(from -90deg at 60% 30%, var(--header-letter-clr) 0%, var(--header-letter-bg) 80% 100%);
    background-size: 50% 100%, 50% 100%;
    background-repeat: no-repeat;
    background-position: 100% 0, 0 0;
}

.header-domain-letters .letter-r:before {
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0%;
    right: 0;
    background: conic-gradient(from 135deg at 40% 25%, var(--header-letter-clr) 0% 27.5%, transparent 45% 100%);
    background-repeat: no-repeat;
    background-size: 100% 80%;
    background-position: 0% 100%;
    z-index: 2;
}

.header-domain-letters .letter-r:after {
    content: "";
    position: absolute;
    width: 100%;
    height: 70%;
    top: 0%;
    right: 0;
    z-index: 1;
    background: conic-gradient(from 135deg at 40% 57%, var(--header-letter-clr) 0%, var(--header-letter-bg) 100%);
    border-radius: 0 2.5rem 2.5rem 0;
}

.header-domain-letters .letter-f {
    background: conic-gradient(from 90deg at 40% 66%, var(--header-letter-bg) 0% 25%, #fff0 0 100%),
        conic-gradient(from 90deg at 40% 33%, var(--header-letter-bg) 0%, var(--header-letter-clr) 100%);
    background-size: 100% 100%, 100% 100%;
    background-repeat: no-repeat;
    background-position: 0 0, 0 0;
}

.nav-link {
    color: #a68f50;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    white-space: nowrap;
    transition: opacity 0.3s ease;
    position: relative;
    font-family: 'HalvarBreit', 'PPNeueMontreal', 'Neue Montreal', 'Montserrat', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: #a68f50;
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: #a68f50;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link-cta {
    font-family: 'HalvarBreit', 'PPNeueMontreal', 'Neue Montreal', 'Montserrat', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border: 1px solid #a68f50;
    background-color: transparent;
    color: #a68f50;
    transition: all 0.3s ease;
    margin-right: 0;
    white-space: nowrap;
}

.nav-link-cta:hover {
    background-color: #a68f50;
    color: #ffffff;
    border-color: #a68f50;
    opacity: 1;
}

.nav-link-cta::after {
    display: none;
}


.header-logo-white {
    height: 3rem;
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1) sepia(100%) saturate(3000%) hue-rotate(-15deg) brightness(0.3) contrast(1.1) !important;
    opacity: 0.9;
    transition: filter 0.3s ease, opacity 0.3s ease;
    display: block;
}

.logo-link:hover .header-logo-white {
    filter: brightness(0) invert(1) sepia(100%) saturate(3000%) hue-rotate(-15deg) brightness(0.3) contrast(1.1) !important;
    opacity: 1;
}

/* Мобильная версия хэдера */
@media screen and (max-width: 1024px) {
    .nav {
        padding: 1.25rem 1.5rem 1.25rem 0.5rem;
        flex-wrap: wrap;
        gap: 0.75rem;
        min-height: 4rem;
    }

    /* Логотип слева, ostroff и кнопка по центру */
    .header-logo-group {
        display: flex !important;
        align-items: center;
        gap: 0.5rem;
        order: 1;
        flex: 1;
        position: relative;
        justify-content: flex-start;
        width: 100%;
    }

    /* Скрываем десктопные версии на мобилке */
    .logo-link-desktop {
        display: none !important;
    }

    .header-domain-letters-desktop {
        display: none !important;
    }

    .header-logo-group .logo-link {
        margin-right: 0 !important;
        margin-left: 0 !important;
        flex-shrink: 0;
        position: relative;
        left: 0;
    }

    .header-logo-group .header-logo-white {
        height: 2rem;
        width: auto;
    }

    .header-logo-group .header-domain-letters {
        position: fixed;
        left: 50%;
        transform: translateX(-50%);
        height: 2.5rem;
        gap: 0.3rem;
        margin: 0;
        width: auto;
        z-index: 1001;
    }

    .header-logo-group .header-domain-letters > div {
        width: 1.75rem;
        height: 1.75rem;
    }

    /* Гамбургер-кнопка - показываем только на мобилке */
    .mobile-menu-toggle {
        display: flex !important;
        flex-direction: column;
        justify-content: space-between;
        width: 1.75rem;
        height: 1.25rem;
        background: transparent;
        border: none;
        cursor: pointer;
        padding: 0;
        order: 2;
        z-index: 1002;
    }

    .mobile-menu-toggle span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: #a68f50;
        transition: all 0.3s ease;
        transform-origin: center;
    }

    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(0.5rem, 0.5rem);
    }

    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(0.5rem, -0.5rem);
    }

    /* Навигация скрыта по умолчанию на мобилке */
    .nav-links-wrapper {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: #ffffff;
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        padding: 5rem 2rem 2rem;
        gap: 2rem;
        z-index: 1001;
        overflow-y: auto;
        order: 3;
        width: 100%;
    }

    .nav-links-wrapper.mobile-open {
        display: flex;
    }

    .nav-link {
        font-size: 1.25rem;
        width: 100%;
        padding: 0.75rem 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    }

    .nav-link::after {
        display: none;
    }

    .nav-link:hover {
        color: #a68f50;
        border-bottom-color: #a68f50;
    }


    /* Кнопка CTA скрыта на мобилке */
    .nav-link-cta {
        display: none !important;
    }

    /* Контейнер для трансформации ostroff в кнопку */
    .header-logo-group {
        position: relative;
    }

    .header-logo-group .header-domain-letters {
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    /* Состояние при скролле - скрываем буквы */
    .header-logo-group.scrolled .header-domain-letters {
        opacity: 0 !important;
        transform: translateX(-50%) scale(0.8) !important;
        pointer-events: none !important;
        visibility: hidden;
    }

    /* Кнопка появляется при скролле */
    .header-logo-group .mobile-cta-button {
        position: fixed;
        left: 50%;
        top: 2.3rem;
        transform: translate(-50%, -50%) scale(0);
        z-index: 1001;
        max-width: calc(100% - 3rem);
        opacity: 0;
        padding: 0.5rem 1rem;
        font-size: 0.7rem;
        white-space: nowrap;
        transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        pointer-events: none;
        border: 1px solid #a68f50;
        background-color: transparent;
        color: #a68f50;
        text-decoration: none;
        font-weight: 600;
        letter-spacing: 0.05em;
        text-transform: uppercase;
        font-family: 'HalvarBreit', 'PPNeueMontreal', 'Neue Montreal', 'Montserrat', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        display: block;
        visibility: hidden;
        border-radius: 0.25rem;
    }

    .header-logo-group.scrolled .mobile-cta-button {
        transform: translate(-50%, -50%) scale(1) !important;
        opacity: 1 !important;
        pointer-events: all !important;
        visibility: visible !important;
        display: block !important;
    }

    .header-logo-group .mobile-cta-button:hover {
        background-color: #a68f50;
        color: #ffffff;
        border-color: #a68f50;
    }

    .header-logo-group .mobile-cta-button:active {
        background-color: #a68f50;
        color: #ffffff;
    }
}