/* static/css/header.css */

/* ===============================
   LOGO
================================= */

.logo-container {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
}

/* Logo image */
.logo-image {
    height: 36px;
    width: auto;
    max-height: 40px;
    object-fit: contain;
}

/* Logo text */
.logo-subtext {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    line-height: 1.1;
    max-width: 140px;
}

/* Mobile optimization */
@media (max-width: 768px) {
    .logo-subtext {
        display: none;
    }
}


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

.sticky-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border-main);
    transition: all 0.3s ease;
}

.header-container {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    max-width: 1400px;
    margin: 0 auto;
}


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

.desktop-nav {
    display: none;
    justify-content: center;
}

@media (min-width: 1024px) {
    .desktop-nav {
        display: flex;
        gap: 0.75rem;
    }
}

@media (min-width: 1200px) {
    .desktop-nav {
        gap: 1rem;
    }
}

@media (min-width: 1280px) {
    .desktop-nav {
        gap: 1.25rem;
    }
}

.nav-item {
    position: relative;
}

.nav-button,
.nav-link {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.25rem 0;
    display: flex;
    align-items: center;
    gap: 0.2rem;
    cursor: pointer;
    text-decoration: none;
    transition: color 0.3s ease;
    white-space: nowrap;
}

.nav-button:hover,
.nav-link:hover {
    color: var(--ita-blue);
}


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

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 11rem;
    background-color: white;
    box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1);
    border: 1px solid var(--border-main);
    border-radius: 0.75rem;
    padding: 0.25rem 0;
    z-index: 50;
}

.dropdown-link {
    display: block;
    padding: 0.4rem 0.875rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.dropdown-link:hover {
    background-color: var(--bg-light);
    color: var(--ita-blue);
}


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

.actions-container {
    display: none;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
}

@media (min-width: 1024px) {
    .actions-container {
        display: flex;
    }
}

.search-button {
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    padding: 0.25rem;
    transition: color 0.3s ease;
}

.search-button:hover {
    color: var(--ita-blue);
}

.search-icon,
.accessibility-icon,
.menu-icon {
    width: 0.875rem;
    height: 0.875rem;
}


/* ===============================
   🔍 SEARCH (NEW BLOCK)
================================= */

.search-container {
    position: relative;
    display: flex;
    align-items: center;
}

/* Выпадающее окно */
.search-dropdown {
    position: absolute;
    top: 130%;
    right: 0;
    background-color: #ffffff;
    border: 1px solid var(--border-main);
    border-radius: 0.75rem;
    padding: 0.5rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.08);
    z-index: 100;
    min-width: 220px;
}

/* Поле ввода */
.search-input {
    width: 100%;
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--border-main);
    border-radius: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-primary);
    outline: none;
    transition: border-color 0.2s ease;
}

.search-input:focus {
    border-color: var(--ita-blue);
}

/* Mobile */
@media (max-width: 768px) {
    .search-dropdown {
        right: -20px;
        min-width: 180px;
    }
}


/* ===============================
   LANGUAGE SWITCHER
================================= */

.lang-switcher {
    display: flex;
    gap: 0.2rem;
    align-items: center;
    background-color: var(--bg-light);
    padding: 0.2rem 0.4rem;
    border-radius: 0.375rem;
    border: 1px solid var(--border-main);
    font-size: 0.75rem;
    font-weight: 700;
}

.lang-link {
    text-decoration: none;
    color: var(--text-tertiary);
}

.lang-link:hover,
.lang-link.active {
    color: var(--ita-blue);
}

.lang-separator {
    color: var(--border-dark);
}


/* ===============================
   ACCESSIBILITY
================================= */

.accessibility-btn {
    padding: 0.375rem;
    background-color: var(--bg-light);
    border: 1px solid var(--border-main);
    border-radius: 0.625rem;
    color: var(--text-tertiary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.accessibility-btn:hover {
    background-color: var(--border-dark);
    color: var(--ita-blue);
}


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

.mobile-menu-btn {
    display: flex;
    padding: 0.375rem;
    background-color: var(--bg-light);
    border: none;
    border-radius: 0.375rem;
    color: var(--text-tertiary);
    cursor: pointer;
    align-items: center;
    justify-content: center;
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn:hover {
    color: var(--ita-blue);
}