/* Header-specific styles */

/* Header */
.content-header {
    background: var(--bg-header);
    color: var(--pico-color);
    /* Prevent tabs or long content from making header wider than viewport */
    overflow-x: clip;
    /* use hidden if older browsers are a concern */
    border-bottom: 1px solid var(--border-soft);
    margin-bottom: 1.5rem;
    position: sticky;
    z-index: 3;
    top: 0;
    width: 100%;
    left: 0;
}

.content-nav {
    display: grid;
    grid-template-columns: minmax(120px, 1fr) minmax(0, 600px) minmax(120px, 1fr);
    align-items: center;
    gap: 2rem;
    margin: 1rem 2rem;
}

.content-nav .nav-left {
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.content-nav .content-nav-right {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 2rem;
}

.brand-logo {
    margin-top: 0.5rem;
    width: 120px;
    flex-shrink: 0;
}

.brand-logo img {
    height: 28px;
    display: block;
}

.brand-logo.logo-black {
    display: block;
}

.brand-logo.logo-white {
    display: none;
}

@media (prefers-color-scheme: dark) {
    .brand-logo.logo-black {
        display: none;
    }

    .brand-logo.logo-white {
        display: block;
    }
}

/* New search input structure */
.search-container {
    position: relative;
}

input.search-input {
    display: flex;
    align-items: center;
    margin: 0;
    padding-right: 4rem;
    height: 2.5rem;
    background: transparent;
}

.search-input::placeholder {
    color: var(--pico-muted-color, #6b7280);
    margin-top: 0;
}

.search-submit-button {
    position: absolute;
    right: 0.4rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--pico-muted-color, inherit);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.25rem;
    border-radius: 6px;
}

.search-submit-button:hover {
    background: rgba(127, 127, 127, 0.08);
}

/* Remove old input-field-based styling no longer used by header search */
.input-field {
    position: static;
}

.input-field input[type="text"] {
    padding-left: initial;
}

.input-field label {
    position: static;
    transform: none;
}

.content-header details.dropdown {
    margin-bottom: 0;
    height: 2.5rem;
}

.content-header details.dropdown>summary {
    margin-bottom: 0;
    height: 2.5rem;
    padding-top: 0;
    display: flex;
    align-items: center;
    padding-bottom: 0;
    background: transparent;
}

.content-header details.dropdown.auth-links>summary {
    border: none;
}

.content-header details.dropdown.auth-links>summary:focus {
    box-shadow: none;
}

.content-header details.dropdown.auth-links>summary::after {
    display: none;
}

.content-header details.dropdown>summary>svg {
    width: 2rem;

}

.auth-links.dropdown::after {
    display: none;
}

.header-mobile-top {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.content-header details.dropdown.sections-dropdown ul {
    position: absolute;
    left: -13rem;
    top: 100%;
    z-index: 1000;
    background: var(--pico-background-color);
    border: 1px solid var(--border-soft);
    border-radius: 6px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    margin-top: 0.5rem;

    overflow-x: auto;
    white-space: normal;
}


@media (prefers-color-scheme: dark) {
    .content-header details.sections-dropdown>summary::after {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='1.5' stroke='white' class='size-6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M3.75 6.75h16.5M3.75 12h16.5m-16.5 5.25h16.5'/%3E%3C/svg%3E");
    }
}

@media (prefers-color-scheme: dark) {
    .content-header details.sections-dropdown>summary::after {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='1.5' stroke='%23a1a1aa' class='size-6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M3.75 6.75h16.5M3.75 12h16.5m-16.5 5.25h16.5'/%3E%3C/svg%3E");
    }
}

/* Responsive header tweaks */
@media (max-width: 768px) {
    .content-header {
        position: relative;
    }

    .content-nav {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 2rem;
        margin-bottom: 0;
    }

    .content-nav .nav-left {
        justify-content: flex-start;
    }

    .content-nav .content-nav-right {
        justify-content: center;
    }

    .tabs {
        gap: 0.125rem;
    }

    .tab {
        height: 2rem;
        padding: 0 0.5rem;
    }

    .content-nav-right,
    .search-container {
        width: 100%;
    }

    .header-mobile-top {
        position: absolute;
        right: 1rem;
        top: 1rem;
    }
}

@media (max-width: 1175px) {
    .header-mobile-top {
        flex-direction: row-reverse
    }


    .content-header details.dropdown.sections-dropdown>summary {
        border: none;
        box-shadow: none;
        margin: 0;
        padding: 0 1rem 0 0;
    }

    .content-header details.sections-dropdown>summary>span {
        display: none;
    }

    /* Add hamburger menu icon to sections dropdown */
    .content-header details.sections-dropdown>summary::after {
        content: "";
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='1.5' stroke='currentColor' class='size-6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M3.75 6.75h16.5M3.75 12h16.5m-16.5 5.25h16.5'/%3E%3C/svg%3E");
        width: 20px;
        height: 20px;
        display: inline-block;
        margin-left: 0.5rem;
        background-repeat: no-repeat;
        background-position: center;
        background-size: contain;
    }

    @media (prefers-color-scheme: dark) {
        .content-header details.sections-dropdown>summary::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke-width='1.5' stroke='%23a1a1aa' class='size-6'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' d='M3.75 6.75h16.5M3.75 12h16.5m-16.5 5.25h16.5'/%3E%3C/svg%3E");
        }
    }
}