/* ================================================================
   header.css — стили шапки
   ================================================================ */

/* ── Основной блок ───────────────────────────────────────────── */
.header {
    border-bottom: 0.5px solid var(--active);
    padding: 20px 140px;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
    background-color: var(--bg);
    transition: padding 0.3s ease;
}

/* ── Меню ────────────────────────────────────────────────────── */
.header__menu {
    display: flex;
    flex-direction: row;
    gap: 48px;
    align-items: center;
}

.header__menu-link {
    color: var(--text);
    font-family: var(--podpisi-font-family);
    font-size: var(--podpisi-font-size);
    line-height: var(--podpisi-line-height);
    font-weight: var(--podpisi-font-weight);
    white-space: nowrap;
    transition: color 0.2s ease;
    position: relative;
}

.header__menu-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--active);
    transition: width 0.25s ease;
}

.header__menu-link:hover,
.header__menu-link.is-active {
    color: var(--white);
}

.header__menu-link:hover::after,
.header__menu-link.is-active::after {
    width: 100%;
}

/* ── Кнопка ──────────────────────────────────────────────────── */
.header__btn {
    border: 1px solid var(--text);
    padding: 12px 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--text);
    font-family: var(--text-button2-font-family);
    font-size: var(--text-button2-font-size);
    line-height: var(--text-button2-line-height);
    font-weight: var(--text-button2-font-weight);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
    transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.header__btn:hover {
    border-color: var(--white);
    color: var(--white);
}

/* ── Бургер (скрыт на десктопе) ──────────────────────────────── */
.header__burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    cursor: pointer;
}

.header__burger-line {
    display: block;
    width: 100%;
    height: 1px;
    background: var(--text);
    transition: transform 0.3s ease, opacity 0.3s ease, background 0.2s ease;
    transform-origin: center;
}

.header__burger[aria-expanded="true"] .header__burger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.header__burger[aria-expanded="true"] .header__burger-line:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}
.header__burger[aria-expanded="true"] .header__burger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ── Мобильное меню ──────────────────────────────────────────── */
.header__mobile-nav {
    display: none;
    position: fixed;
    inset: 0;
    top: 0;
    background: var(--bg);
    z-index: 99;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 40px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.header__mobile-nav.is-open {
    opacity: 1;
    pointer-events: all;
}

.header__mobile-link {
    color: var(--text);
    font-family: var(--h3-font-family);
    font-size: clamp(24px, 6vw, var(--h3-font-size));
    font-weight: var(--h3-font-weight);
    transition: color 0.2s ease;
}

.header__mobile-link:hover {
    color: var(--white);
}

.header__mobile-btn {
    border: 1px solid var(--text);
    padding: 14px 32px;
    color: var(--text);
    font-family: var(--text-button2-font-family);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 16px;
    transition: border-color 0.2s ease, color 0.2s ease;
}

.header__mobile-btn:hover {
    border-color: var(--white);
    color: var(--white);
}

/* ── Адаптив ─────────────────────────────────────────────────── */

/* Сжимаем padding на широких ноутбуках */
@media (max-width: 1440px) {
    .header {
        padding-inline: 80px;
    }
}

@media (max-width: 1200px) {
    .header {
        padding-inline: 40px;
    }
    .header__menu {
        gap: 32px;
    }
}

/* Планшет — скрываем меню, показываем бургер */
@media (max-width: 900px) {
    .header {
        padding-inline: 24px;
    }
    .header__menu,
    .header__btn {
        display: none;
    }
    .header__burger {
        display: flex;
    }
    .header__mobile-nav {
        display: flex;
    }
}

/* Мобильный */
@media (max-width: 480px) {
    .header {
        padding: 16px 20px;
    }
}



/* ── Фикс горизонтального скролла ───────────────────────────── */
.header__mobile-nav {
    width: 100%;
    overflow-x: hidden;
}