/* RESET */
/* Chrome / Edge / Safari */
::-webkit-scrollbar {
    width: 0;
    height: 0;
}

/* Firefox */
html {
    scrollbar-width: none;
}

/* IE / старый Edge */
body {
    -ms-overflow-style: none;
}

* {
    margin: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

html, body {
    height: 100%;
}

body {
    background: var(--light-blue);
    color: #333;
    line-height: 1.7;

    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

/* HEADER */
.header {
    background:
        linear-gradient(rgba(0,0,0,0.2), rgba(0,70,143,1)),
        url("/static/main/img/fon.jpg") center/cover;
    color: white;
    padding: 2rem;
}

.header {
    padding-top: 60px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    font-size: 2.2rem;
    font-weight: 700;
}

.logo img {
    width: 55px;
    height: 55px;
}

/* NAV */
.nav {
    position: fixed;        /* ← главное */
    top: 0;
    left: 0;
    width: 100%;
    z-index: 5000;

    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 1rem 2rem;
    background: rgba(0, 0, 0, 0.6);  /* можешь поставить свой цвет */
    backdrop-filter: blur(8px);
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: white;
    text-decoration: none;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gold);
    transition: .3s;
}

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

/* BURGER */
.menu-toggle {
    display: none;
    font-size: 1.6rem;
    color: white;
    cursor: pointer;
}

/* PAGE HEADER */
.page-header {
    text-align: center;
    padding: 4rem 1rem 2rem;
}

.page-header h1 {
    color: var(--primary-blue);
}

/* FOOTER */
.footer {
    background: #111;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: auto;
}

.footer-support {
    margin-top: 0.6rem;
    color: #d7d7d7;
}

.footer-support a {
    color: #7fc7ff;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.footer-support a:hover {
    color: #b8e1ff;
}

/* MOBILE NAV */
@media (max-width: 1050px) {

    /* бургер */
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
        gap: 6px;
        width: 30px;
        height: 24px;
        cursor: pointer;
        z-index: 2001;
        position: relative;
    }

    .menu-toggle span {
        width: 100%;
        height: 3px;
        background: white;
        border-radius: 3px;
        transition: .3s ease;
    }

    /* крестик */
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

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

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    /* выезжающее меню */
    .nav-links {
        position: fixed;
        top: 90px;              /* ниже шапки */
        right: -320px;          /* скрыто */
        width: 260px;
        height: auto;           /* ← главное изменение */
        max-height: 70vh;       /* ограничение */
        overflow-y: auto;

        background: var(--primary-blue);
        padding: 2rem;
        border-radius: 18px 0 0 18px;
        box-shadow: -10px 10px 30px rgba(0,0,0,0.25);

        display: flex;
        flex-direction: column;
        gap: 1.5rem;

        transition: right .35s ease;
        z-index: 2000;
    }

    .nav-links.active {
        right: 0;
    }
}