/* ================= HEADER ================= */

.header{
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1003;

    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);

    background: var(--header-bg);
    border-bottom: 1px solid var(--border-color);

    transition: var(--transition);
}

.header__inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:70px;
}

.logo{
    font-weight:700;
    font-size:20px;
    text-decoration:none;
    color:var(--text-primary);
}


/* ================= NAVIGATION ================= */

.nav{
    display:flex;
    gap:30px;
    align-items:center;
}

.nav a,
.nav__link{
    color:var(--text-secondary);
    text-decoration:none;
    font-weight:500;
    background:none;
    border:none;
    cursor:pointer;
    transition:var(--transition);
}

.nav a:hover,
.nav__link:hover{
    color:var(--accent);
}


/* ================= MEGA MENU ================= */

.nav__dropdown{
    position:relative;
}

.mega-menu{

    position:absolute;
    top:100%;
    left:50%;
    transform:translateX(-50%);
    width:100vw;

    padding:40px 0;

    opacity:0;
    visibility:hidden;
    transition:0.25s ease;
}

.nav__dropdown:hover .mega-menu{
    opacity:1;
    visibility:visible;
}

.mega-menu__content{
    box-sizing: border-box;
    max-height: calc(80vh - 70px);
    overflow-y: auto;
    background:var(--bg-primary);
    padding:30px;
    border-radius:20px;
    border:1px solid var(--border-color);
}

.mega-menu h2{
    margin-bottom:40px;
    color:var(--text-primary);
}

.mega-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
    gap:40px;
}

.mega-card{
    padding:30px;
    border-radius:20px;
    background:var(--card-bg);
    border:1px solid var(--border-color);
    text-decoration:none;
    color:var(--text-primary);
    transition:var(--transition);
}

.mega-card span{
    font-size:32px;
}

.mega-card:hover{
    transform:translateY(-6px);
    border-color:var(--accent);
}


/* ================= ACTIONS ================= */

.header__actions{
    display:flex;
    gap:15px;
    align-items:center;
}

.theme-toggle{
    background:var(--card-bg);
    border:1px solid var(--border-color);
    border-radius:12px;
    padding:8px 12px;
    cursor:pointer;
    color:var(--text-primary);
    transition:var(--transition);
}

.theme-toggle:hover{
    border-color:var(--accent);
}


/* ================= BURGER BUTTON ================= */
.mobile-btn{
    width:44px;
    height:44px;

    display:none;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    gap:6px;

    background:var(--card-bg);
    border:1px solid var(--border-color);
    border-radius:14px;

    cursor:pointer;
    transition:0.25s ease;

    position:relative;
    z-index:1003;
}

/* Glow hover */
.mobile-btn:hover{
    border-color:var(--accent);
    box-shadow:var(--glow);
}

/* Lines */
.mobile-btn span{
    width:20px;
    height:2px;
    background:var(--text-primary);
    border-radius:2px;
    transition:0.25s ease;
}

/* ACTIVE → X */
.mobile-btn.active span:nth-child(1){
    transform:translateY(8px) rotate(45deg);
}

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

.mobile-btn.active span:nth-child(3){
    transform:translateY(-8px) rotate(-45deg);
}


/* ================= MOBILE MENU ================= */

/* ================= MOBILE MENU ================= */

.mobile-menu{
    box-sizing: border-box;
    position:fixed;
    top:70px;
    right:-380px;

    width:100%;
    max-width:380px;
    height:calc(100vh - 70px);

    background:var(--bg-secondary);
    padding:40px 24px;

    display:flex;
    flex-direction:column;
    gap:18px;

    transition:0.35s ease;
    z-index:1002;

    border-left:1px solid var(--border-color);
    overflow-y:auto;
}

.mobile-menu.open{
    right:0;
}

/* Title inside mobile (optional if додаси) */
.mobile-menu::before{
    content:"Меню";
    font-size:14px;
    text-transform:uppercase;
    letter-spacing:1px;
    color:var(--text-muted);
    margin-bottom:10px;
}


/* ==== MOBILE LINKS AS BUTTON CARDS ==== */

.mobile-menu a{
    display:flex;
    align-items:center;
    justify-content:space-between;

    padding:16px 18px;
    border-radius:14px;

    text-decoration:none;
    font-weight:500;
    font-size:15px;

    background:var(--card-bg);
    border:1px solid var(--border-color);

    color:var(--text-primary);

    transition:0.25s ease;
    position:relative;
}

/* Arrow */
.mobile-menu a::after{
    content:"›";
    font-size:18px;
    color:var(--text-muted);
    transition:0.25s ease;
}

/* Hover */
.mobile-menu a:hover{
    border-color:var(--accent);
    background:var(--accent-soft);
    transform:translateX(4px);
}

.mobile-menu a:hover::after{
    color:var(--accent);
    transform:translateX(4px);
}

/* Active press effect */
.mobile-menu a:active{
    transform:scale(0.98);
}


/* Divider (optional якщо захочеш групи) */
.mobile-menu hr{
    border:none;
    height:1px;
    background:var(--border-color);
    margin:10px 0;
}

/* ================= OVERLAY ================= */

.mobile-overlay{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.45);
    backdrop-filter:blur(4px);

    opacity:0;
    pointer-events:none;
    transition:0.3s ease;

    z-index:1001;
}

.mobile-overlay.active{
    opacity:1;
    pointer-events:auto;
}


/* ================= LOCK SCROLL ================= */

body.menu-open{
    overflow:hidden;
}


/* ================= RESPONSIVE ================= */

@media(max-width:900px){

    .nav{
        display:none;
    }

    .mobile-btn{
        display:flex;
    }
}




/* ================= MOBILE DROPDOWN ================= */

.mobile-dropdown {
    position: relative;
}

.mobile-dropdown-btn {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 18px;
    border-radius: 14px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 15px;
    cursor: pointer;
    transition: 0.25s ease;
}

.mobile-dropdown-btn:hover {
    border-color: var(--accent);
    background: var(--accent-soft);
}

.dropdown-arrow {
    transition: transform 0.3s ease;
    font-size: 12px;
}

.mobile-dropdown.active .dropdown-arrow {
    transform: rotate(180deg);
}

.mobile-dropdown-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
    margin-left: 20px;
}

.mobile-dropdown.active .mobile-dropdown-content {
    max-height: 500px; /* Або достатньо для твоїх елементів */
}

.mobile-submenu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    margin: 8px 0;
    border-radius: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    text-decoration: none;
    color: var(--text-primary);
    transition: 0.25s ease;
}

.mobile-submenu-item span {
    font-size: 24px;
}

.mobile-submenu-item div {
    flex: 1;
}

.mobile-submenu-item h4 {
    margin: 0 0 4px 0;
    font-size: 14px;
    font-weight: 600;
}

.mobile-submenu-item p {
    margin: 0;
    font-size: 12px;
    color: var(--text-muted);
}

.mobile-submenu-item:hover {
    border-color: var(--accent);
    transform: translateX(4px);
}