/**
 * BIP Frontend Styles
 * Modul BIP by WBShop.pl
 * Accessible, clean, compliant with BIP regulations.
 */

/* ===== Variables ===== */
:root {
    --bip-primary: #9e1915;
    --bip-primary-dark: #7a1310;
    --bip-accent: #9e1915;
    --bip-accent-hover: #7a1310;
    --bip-bg: #ffffff;
    --bip-bg-light: #f8f9fa;
    --bip-bg-sidebar: #f3f4f6;
    --bip-border: #d1d5db;
    --bip-text: #1a1a1a;
    --bip-text-muted: #555555;
    --bip-success: #28a745;
    --bip-warning: #ffc107;
    --bip-sidebar-width: 300px;
    --bip-max-width: 1280px;
}

/* ===== Wrapper ===== */
.bip-wrapper {
    max-width: var(--bip-max-width);
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--bip-text);
    background: var(--bip-bg);
}

.bip-wrapper *,
.bip-wrapper *::before,
.bip-wrapper *::after {
    box-sizing: border-box;
}

/* ===== Header ===== */
.bip-header {
    background: var(--bip-primary);
    color: #ffffff;
    padding: 0;
    border-bottom: 4px solid var(--bip-accent);
}

.bip-header__inner {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 15px 25px;
    flex-wrap: wrap;
}

.bip-header__logos {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

.bip-header__bip-logo img {
    display: block;
    height: 70px;
    width: auto;
}

.bip-header__inst-logo img {
    display: block;
    height: 50px;
    width: auto;
}

.bip-header__info {
    flex: 1;
    min-width: 200px;
}

.bip-header__title {
    font-size: 1.4em;
    font-weight: 700;
    margin: 0 0 2px;
    color: #ffffff;
    line-height: 1.3;
}

.bip-header__institution {
    font-size: 1em;
    margin: 0;
    opacity: 0.9;
}

/* ===== Content Layout ===== */
.bip-content-wrapper {
    display: flex;
    min-height: 500px;
}

/* ===== Sidebar ===== */
.bip-sidebar {
    width: var(--bip-sidebar-width);
    flex-shrink: 0;
    background: var(--bip-bg-sidebar);
    border-right: 1px solid var(--bip-border);
    padding: 20px 0;
}

.bip-sidebar__title {
    font-size: 1.1em;
    font-weight: 700;
    padding: 0 20px 10px;
    margin: 0 0 10px;
    border-bottom: 2px solid var(--bip-primary);
    color: var(--bip-primary);
}

/* Search in sidebar */
.bip-search-sidebar {
    padding: 0 15px 15px;
    border-bottom: 1px solid var(--bip-border);
    margin-bottom: 10px;
}

.bip-search-form {
    display: block;
}

.bip-search-wrapper {
    display: flex;
    gap: 0;
}

.bip-search-input {
    flex: 1;
    padding: 8px 12px;
    border: 1px solid var(--bip-border);
    border-right: none;
    border-radius: 4px 0 0 4px;
    font-size: 0.9em;
    min-width: 0;
}

.bip-search-input:focus {
    outline: 2px solid var(--bip-accent);
    outline-offset: -2px;
}

.bip-search-submit {
    padding: 8px 16px;
    background: var(--bip-primary);
    color: #ffffff;
    border: 1px solid var(--bip-primary);
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    font-size: 0.9em;
    font-weight: 600;
    transition: background 0.2s;
    white-space: nowrap;
}

.bip-search-submit:hover,
.bip-search-submit:focus {
    background: var(--bip-primary-dark);
}

/* Menu */
.bip-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.bip-menu__item {
    border-bottom: 1px solid var(--bip-border);
}

.bip-menu__link {
    display: block;
    padding: 10px 20px;
    color: var(--bip-text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95em;
    transition: all 0.2s;
}

.bip-menu__link:hover,
.bip-menu__link:focus,
.bip-menu__link--active {
    background: var(--bip-primary);
    color: #ffffff;
    text-decoration: none;
}

.bip-menu__count {
    font-weight: 400;
    font-size: 0.85em;
    opacity: 0.7;
}

.bip-submenu {
    list-style: none;
    margin: 0;
    padding: 0;
    background: rgba(0, 0, 0, 0.03);
}

.bip-submenu__link {
    display: block;
    padding: 7px 20px 7px 35px;
    color: var(--bip-text);
    text-decoration: none;
    font-size: 0.9em;
    transition: all 0.2s;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.bip-submenu__link:hover,
.bip-submenu__link:focus,
.bip-submenu__link--active {
    background: var(--bip-accent);
    color: #ffffff;
    text-decoration: none;
}

.bip-sidebar__extra-links {
    padding: 15px 20px;
    border-top: 1px solid var(--bip-border);
    margin-top: 10px;
}

.bip-sidebar__extra-links ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.bip-sidebar__extra-links li {
    margin-bottom: 6px;
}

.bip-sidebar__extra-links a {
    color: var(--bip-accent);
    text-decoration: none;
    font-size: 0.9em;
}

.bip-sidebar__extra-links a:hover,
.bip-sidebar__extra-links a:focus {
    text-decoration: underline;
}

/* ===== Main Content ===== */
.bip-main {
    flex: 1;
    padding: 25px 30px;
    min-width: 0;
}

.bip-main__title {
    font-size: 1.5em;
    color: var(--bip-primary);
    margin: 0 0 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--bip-primary);
}

/* ===== Breadcrumb ===== */
.bip-breadcrumb ol {
    list-style: none;
    padding: 0;
    margin: 0 0 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    font-size: 0.85em;
}

.bip-breadcrumb li {
    display: flex;
    align-items: center;
}

.bip-breadcrumb li:not(:last-child)::after {
    content: "\203A";
    margin-left: 8px;
    color: var(--bip-text-muted);
}

.bip-breadcrumb a {
    color: var(--bip-accent);
    text-decoration: none;
}

.bip-breadcrumb a:hover {
    text-decoration: underline;
}

.bip-breadcrumb [aria-current="page"] {
    color: var(--bip-text-muted);
    font-weight: 600;
}

/* ===== Welcome / Institution Info ===== */
.bip-welcome {
    margin-bottom: 30px;
    padding: 20px;
    background: var(--bip-bg-light);
    border-left: 4px solid var(--bip-primary);
    border-radius: 0 4px 4px 0;
}

.bip-welcome p {
    margin: 0 0 8px;
}

.bip-welcome p:last-child {
    margin-bottom: 0;
}

.bip-institution-info {
    margin-bottom: 30px;
}

.bip-info-table {
    width: 100%;
    border-collapse: collapse;
}

.bip-info-table th,
.bip-info-table td {
    padding: 8px 12px;
    border: 1px solid var(--bip-border);
    text-align: left;
}

.bip-info-table th {
    background: var(--bip-bg-light);
    font-weight: 600;
    width: 200px;
}

/* ===== Categories Grid ===== */
.bip-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 15px;
}

.bip-category-card {
    background: #ffffff;
    border: 1px solid var(--bip-border);
    border-radius: 6px;
    padding: 15px 20px;
    transition: box-shadow 0.2s;
}

.bip-category-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.bip-category-card__title {
    font-size: 1em;
    margin: 0 0 8px;
}

.bip-category-card__title a {
    color: var(--bip-primary);
    text-decoration: none;
    font-weight: 700;
}

.bip-category-card__title a:hover {
    text-decoration: underline;
}

.bip-category-card__children {
    list-style: none;
    margin: 0;
    padding: 0;
}

.bip-category-card__children li {
    padding: 3px 0;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.bip-category-card__children a {
    color: var(--bip-accent);
    text-decoration: none;
    font-size: 0.9em;
}

.bip-category-card__children a:hover {
    text-decoration: underline;
}

/* ===== Tables ===== */
.bip-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    font-size: 0.92em;
}

.bip-table th,
.bip-table td {
    padding: 10px 12px;
    border: 1px solid var(--bip-border);
    text-align: left;
    vertical-align: top;
}

.bip-table thead th {
    background: var(--bip-primary);
    color: #ffffff;
    font-weight: 600;
    font-size: 0.9em;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.bip-table tbody tr:nth-child(even) {
    background: var(--bip-bg-light);
}

.bip-table tbody tr:hover {
    background: #e8ecf0;
}

.bip-table a {
    color: var(--bip-accent);
    text-decoration: none;
}

.bip-table a:hover {
    text-decoration: underline;
}

/* ===== Article ===== */
.bip-article__header {
    margin-bottom: 15px;
    padding: 0;
}

.bip-article__title {
    font-size: 1.6em;
    color: var(--bip-primary);
    margin: 0 0 10px;
    line-height: 1.3;
}

.bip-article__dates {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.9em;
    color: var(--bip-text-muted);
    padding: 10px 0;
    border-top: 1px solid var(--bip-border);
    border-bottom: 1px solid var(--bip-border);
}

/* Print button */
.bip-article__actions {
    margin: 15px 0;
}

.bip-print-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--bip-bg-light);
    border: 1px solid var(--bip-border);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9em;
    color: var(--bip-text);
    transition: all 0.2s;
}

.bip-print-btn:hover {
    background: var(--bip-border);
}

/* Content area */
.bip-article__content {
    margin-bottom: 30px;
    line-height: 1.7;
}

.bip-article__content h2,
.bip-article__content h3,
.bip-article__content h4 {
    color: var(--bip-primary);
    margin-top: 1.5em;
}

.bip-article__content a {
    color: var(--bip-accent);
}

.bip-article__content table {
    border-collapse: collapse;
    width: 100%;
}

.bip-article__content table th,
.bip-article__content table td {
    border: 1px solid var(--bip-border);
    padding: 8px 12px;
}

/* Sections at bottom */
.bip-article__attachments,
.bip-article__metryka,
.bip-article__changelog {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 2px solid var(--bip-primary);
}

.bip-article__attachments h2,
.bip-article__metryka h2,
.bip-article__changelog h2 {
    font-size: 1.2em;
    color: var(--bip-primary);
    margin: 0 0 15px;
}

/* Metryka table */
.bip-metryka-table th {
    background: var(--bip-bg-light);
    color: var(--bip-text);
    font-weight: 600;
    width: 220px;
    text-transform: none;
    letter-spacing: 0;
}

/* ===== Search Results ===== */
.bip-result-item {
    padding: 15px 0;
    border-bottom: 1px solid var(--bip-border);
}

.bip-result-item__title {
    font-size: 1.1em;
    margin: 0 0 5px;
}

.bip-result-item__title a {
    color: var(--bip-primary);
    text-decoration: none;
}

.bip-result-item__title a:hover {
    text-decoration: underline;
}

.bip-result-item__meta {
    display: flex;
    gap: 15px;
    font-size: 0.85em;
    color: var(--bip-text-muted);
    margin-bottom: 5px;
}

.bip-result-item__excerpt {
    font-size: 0.95em;
    color: var(--bip-text-muted);
}

.bip-no-results {
    padding: 30px;
    text-align: center;
    color: var(--bip-text-muted);
    font-style: italic;
    background: var(--bip-bg-light);
    border-radius: 4px;
}

.bip-search-count {
    font-size: 0.9em;
    color: var(--bip-text-muted);
    margin-bottom: 15px;
}

/* ===== Search Page ===== */
.bip-search-page-form {
    margin-bottom: 25px;
}

.bip-search-page-form .bip-search-input {
    padding: 12px 16px;
    font-size: 1em;
}

.bip-search-page-form .bip-search-submit {
    padding: 12px 24px;
    font-size: 1em;
}

/* ===== Subcategories ===== */
.bip-subcategories {
    margin-bottom: 25px;
}

.bip-subcategories-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.bip-subcategories-list li a {
    display: inline-block;
    padding: 6px 14px;
    background: var(--bip-bg-light);
    border: 1px solid var(--bip-border);
    border-radius: 4px;
    color: var(--bip-accent);
    text-decoration: none;
    font-size: 0.9em;
    transition: all 0.2s;
}

.bip-subcategories-list li a:hover {
    background: var(--bip-primary);
    color: #ffffff;
    border-color: var(--bip-primary);
}

/* ===== Pagination ===== */
.bip-pagination {
    margin-top: 25px;
    text-align: center;
}

.bip-pagination .page-numbers {
    display: inline-block;
    padding: 6px 12px;
    margin: 0 2px;
    border: 1px solid var(--bip-border);
    border-radius: 4px;
    text-decoration: none;
    color: var(--bip-text);
    font-size: 0.9em;
}

.bip-pagination .page-numbers.current {
    background: var(--bip-primary);
    color: #ffffff;
    border-color: var(--bip-primary);
}

.bip-pagination .page-numbers:hover:not(.current) {
    background: var(--bip-bg-light);
}

/* ===== Footer ===== */
.bip-footer {
    background: var(--bip-primary);
    color: #ffffff;
    padding: 15px 25px;
    border-top: 4px solid var(--bip-primary-dark);
    margin-top: 30px;
}

.bip-footer__inner {
    display: flex;
    align-items: center;
    gap: 25px;
    flex-wrap: wrap;
}

.bip-footer__logo {
    flex-shrink: 0;
}

.bip-footer__logo img {
    display: block;
    height: 45px;
    width: auto;
}

.bip-footer__institution {
    font-size: 0.85em;
    line-height: 1.5;
    flex-shrink: 0;
}

.bip-footer__institution a {
    color: #ffffff;
}

.bip-footer__links {
    flex: 1;
    text-align: right;
}

.bip-footer__links ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 6px 20px;
}

.bip-footer__links a {
    color: #ffffff;
    text-decoration: none;
    font-size: 0.9em;
    transition: opacity 0.2s;
}

.bip-footer__links a:hover,
.bip-footer__links a:focus {
    text-decoration: underline;
    opacity: 0.85;
}

/* ===== Sitemap ===== */
.bip-sitemap__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.bip-sitemap__list > li {
    margin-bottom: 10px;
}

.bip-sitemap__list ul {
    list-style: none;
    padding-left: 20px;
    margin: 5px 0;
    border-left: 2px solid var(--bip-border);
}

.bip-sitemap__list li {
    padding: 3px 0;
}

.bip-sitemap__list a {
    color: var(--bip-accent);
    text-decoration: none;
}

.bip-sitemap__list a:hover {
    text-decoration: underline;
}

/* ===== Instruction ===== */
.bip-instruction-content h3 {
    color: var(--bip-primary);
    margin-top: 25px;
}

.bip-instruction-content ul {
    padding-left: 25px;
}

.bip-instruction-content li {
    margin-bottom: 6px;
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .bip-content-wrapper {
        flex-direction: column;
    }

    .bip-sidebar {
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--bip-border);
        padding: 15px 0;
    }

    .bip-main {
        padding: 20px 15px;
    }

    .bip-header__inner {
        flex-direction: column;
        text-align: center;
        padding: 15px;
    }

    .bip-header__logos {
        justify-content: center;
    }

    .bip-categories-grid {
        grid-template-columns: 1fr;
    }

    .bip-article__dates {
        flex-direction: column;
        gap: 5px;
    }

    .bip-footer__inner {
        flex-direction: column;
    }

    .bip-table {
        font-size: 0.85em;
    }

    .bip-info-table th {
        width: 120px;
    }
}

@media (max-width: 600px) {
    .bip-header__title {
        font-size: 1.1em;
    }

    .bip-main__title {
        font-size: 1.2em;
    }

    .bip-article__title {
        font-size: 1.3em;
    }

    .bip-table {
        display: block;
        overflow-x: auto;
    }
}

/* ===== Accessibility ===== */
.bip-wrapper a:focus,
.bip-wrapper button:focus,
.bip-wrapper input:focus {
    outline: 2px solid var(--bip-accent);
    outline-offset: 2px;
}

.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    position: absolute !important;
    height: 1px;
    width: 1px;
    overflow: hidden;
    word-wrap: normal !important;
}

/* Skip link */
.bip-skip-link {
    position: absolute;
    top: -100px;
    left: 10px;
    z-index: 100000;
    background: var(--bip-primary);
    color: #ffffff;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: 700;
}

.bip-skip-link:focus {
    top: 10px;
}

/* ===== Print Styles ===== */
@media print {
    /* Hide everything outside BIP */
    body > *:not(.bip-wrapper) {
        display: none !important;
    }

    /* Also hide site header, footer, admin bar etc. */
    #wpadminbar,
    header:not(.bip-header),
    .site-header,
    .site-footer,
    footer:not(.bip-footer),
    nav:not(.bip-sidebar):not(.bip-breadcrumb),
    .cookie-notice,
    .cookie-bar,
    #cookie-notice,
    .header-right,
    .header-left,
    .eu-flag,
    .bip-flag {
        display: none !important;
    }

    /* BIP wrapper takes full width */
    .bip-wrapper {
        width: 100% !important;
        max-width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
        border: none !important;
        box-shadow: none !important;
    }

    /* Hide sidebar on print */
    .bip-sidebar {
        display: none !important;
    }

    /* Main content takes full width */
    .bip-content-wrapper {
        display: block !important;
    }

    .bip-main {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 !important;
        margin: 0 !important;
    }

    /* Header simplified */
    .bip-header {
        background: #fff !important;
        color: #000 !important;
        border-bottom: 2px solid #000 !important;
        padding: 10px 0 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .bip-header__inner {
        padding: 5px 0 !important;
    }

    .bip-header__title,
    .bip-header__institution {
        color: #000 !important;
    }

    /* Hide interactive elements */
    .bip-print-btn,
    .bip-search-form,
    .bip-header__search {
        display: none !important;
    }

    /* Tables readable */
    .bip-table,
    .bip-metryka-table,
    .bip-attachments-table,
    .bip-changelog-table {
        font-size: 11px !important;
        border-collapse: collapse !important;
        width: 100% !important;
    }

    .bip-table th,
    .bip-table td {
        border: 1px solid #333 !important;
        padding: 4px 6px !important;
        color: #000 !important;
        background: #fff !important;
    }

    .bip-table th {
        background: #eee !important;
        font-weight: bold !important;
    }

    /* Links show URL */
    .bip-article__content a[href]:after {
        content: " (" attr(href) ")";
        font-size: 0.85em;
        color: #555;
    }

    .bip-article__content a[href^="#"]:after,
    .bip-article__content a[href^="javascript"]:after {
        content: "";
    }

    /* Footer simplified */
    .bip-footer {
        background: #fff !important;
        color: #000 !important;
        border-top: 1px solid #000 !important;
        padding: 8px 0 !important;
        font-size: 10px !important;
    }

    .bip-footer a {
        color: #000 !important;
    }

    .bip-footer__links {
        display: none !important;
    }

    /* Page breaks */
    .bip-article__metryka,
    .bip-article__changelog {
        page-break-inside: avoid;
    }

    .bip-article__attachments {
        page-break-before: auto;
        page-break-inside: avoid;
    }

    /* Breadcrumb visible but simple */
    .bip-breadcrumb {
        font-size: 10px !important;
        color: #555 !important;
        border: none !important;
        padding: 0 0 5px 0 !important;
        margin-bottom: 10px !important;
    }

    .bip-breadcrumb a {
        color: #555 !important;
        text-decoration: none !important;
    }

    /* Clean up spacing */
    .bip-article__header {
        padding: 0 !important;
    }

    .bip-article__content {
        line-height: 1.5 !important;
    }

    /* Categories grid on archive */
    .bip-categories-grid {
        display: block !important;
    }

    .bip-category-card {
        border: 1px solid #ccc !important;
        margin-bottom: 8px !important;
        page-break-inside: avoid;
    }
}