/* =========================================================
   HTML Lernbaukasten – Styles
   Alles unter dem Namensraum .hlb- gekapselt.
   Keine generischen Klassen wie .button/.container/.row.
   Schriftart des Themes wird übernommen (font-family: inherit).
   ========================================================= */

.hlb-root, .hlb-root * , .hlb-root *::before, .hlb-root *::after {
    box-sizing: border-box;
}

.hlb-root {
    --hlb-sky: #3452ff;
    --hlb-sky-light: #eaf6fd;
    --hlb-dark: #123a5e;
    --hlb-dark-2: #1c4e7a;
    --hlb-ink: #1f2933;
    --hlb-border: #d6e6f0;
    --hlb-bg: #ffffff;
    --hlb-bg-soft: #f7fbfd;
    --hlb-danger: #d9534f;
    --hlb-radius: 10px;

    font-family: inherit;
    color: var(--hlb-ink);
    line-height: 1.45;
    max-width: 1200px;
    margin: 0 auto;
    background: var(--hlb-bg);
    border: 1px solid var(--hlb-border);
    border-radius: var(--hlb-radius);
    overflow: hidden;
    position: relative; /* Anker für Modal-Overlay und Toast – siehe unten. Diese dürfen NUR den Plugin-Bereich abdecken, niemals den gesamten Browser-Viewport. */
}

.hlb-noscript {
    padding: 16px;
    color: var(--hlb-danger);
}

/* ---------- Kopfzeile mit globalen Aktionen ---------- */

.hlb-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--hlb-dark);
    color: #fff;
}

.hlb-toolbar__title {
    font-weight: 600;
    margin-right: auto;
    font-size: 15px;
    letter-spacing: 0.2px;
}

.hlb-btn {
    font-family: inherit;
    font-size: 13px;
    border: 1px solid rgba(255,255,255,0.35);
    background: transparent;
    color: #fff;
    padding: 7px 12px;
    border-radius: 7px;
    cursor: pointer;
    transition: background 0.15s ease;
    white-space: nowrap;
}

.hlb-btn:hover, .hlb-btn:focus-visible {
    background: rgba(255,255,255,0.15);
}

.hlb-btn--primary {
    background: var(--hlb-sky);
    border-color: #0d2cda;
    color: var(--hlb-dark);
    font-weight: 600;
}

.hlb-btn--primary:hover, .hlb-btn--primary:focus-visible {
    background: #0d2cda;
}

.hlb-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.hlb-toolbar .hlb-btn {
    color: #fff;
}

/* ---------- Grundlayout: Bausteine links, Website rechts ---------- */

.hlb-layout {
    display: flex;
    align-items: stretch;
    min-height: 480px;
}

.hlb-palette {
    width: 250px;
    flex: 0 0 250px;
    background: var(--hlb-bg-soft);
    border-right: 1px solid var(--hlb-border);
    padding: 14px 10px;
    overflow-y: auto;
    max-height: 720px;
}

.hlb-palette__group-title {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--hlb-dark-2);
    font-weight: 700;
    margin: 14px 6px 6px;
}

.hlb-palette__group-title:first-child {
    margin-top: 2px;
}

.hlb-block {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    text-align: left;
    padding: 9px 10px;
    margin-bottom: 6px;
    border-radius: 8px;
    border: 1px solid var(--hlb-border);
    background: #fff;
    cursor: pointer;
    font-family: inherit;
    font-size: 13.5px;
    color: var(--hlb-ink);
    position: relative;
    transition: box-shadow 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.hlb-block:hover, .hlb-block:focus-visible {
    border-color: var(--hlb-sky);
    box-shadow: 0 2px 6px rgba(79,179,232,0.25);
}

.hlb-block:active {
    transform: scale(0.98);
}

.hlb-block.is-selected {
    background: var(--hlb-sky-light);
    border-color: var(--hlb-sky);
    box-shadow: 0 0 0 2px var(--hlb-sky) inset;
}

.hlb-block.is-disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.hlb-block__icon {
    font-size: 18px;
    line-height: 1;
    flex: none;
}

.hlb-block__label {
    font-weight: 600;
}

.hlb-block__info {
    margin-left: auto;
    flex: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 1px solid var(--hlb-border);
    background: var(--hlb-bg-soft);
    color: var(--hlb-dark-2);
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: help;
}

.hlb-tooltip {
    position: absolute;
    z-index: 30;
    top: 100%;
    left: 0;
    margin-top: 4px;
    background: var(--hlb-dark);
    color: #fff;
    font-size: 12.5px;
    padding: 8px 10px;
    border-radius: 7px;
    width: 220px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.2);
}

/* ---------- Arbeitsfläche ---------- */

.hlb-workspace {
    flex: 1 1 auto;
    padding: 18px;
    background: var(--hlb-bg);
    overflow-y: auto;
    max-height: 720px;
}

.hlb-hint-bar {
    background: var(--hlb-sky-light);
    border: 1px dashed var(--hlb-sky);
    color: var(--hlb-dark-2);
    font-size: 13px;
    border-radius: 8px;
    padding: 8px 12px;
    margin-bottom: 14px;
    display: none;
}

.hlb-hint-bar.is-active {
    display: block;
}

.hlb-headzone, .hlb-bodyzone {
    border: 1px solid var(--hlb-border);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 14px;
    background: var(--hlb-bg-soft);
}

.hlb-zone-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 800;
    color: var(--hlb-dark-2);
    margin-bottom: 8px;
}

.hlb-headzone__title-row {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    border: 1px solid var(--hlb-border);
    border-radius: 7px;
    padding: 8px 10px;
}

.hlb-headzone__title-row label {
    font-size: 13px;
    font-weight: 600;
    color: var(--hlb-dark-2);
    flex: none;
}

.hlb-headzone__title-row input[type="text"] {
    flex: 1 1 auto;
    font-family: inherit;
    font-size: 13.5px;
    padding: 6px 8px;
    border: 1px solid var(--hlb-border);
    border-radius: 6px;
    min-width: 0;
}

.hlb-bodyzone {
    background: #fff;
    min-height: 260px;
}

.hlb-bodyzone.hlb-structure-on .hlb-section,
.hlb-bodyzone.hlb-structure-on .hlb-column,
.hlb-bodyzone.hlb-structure-on .hlb-sidebar {
    outline: 1px dashed var(--hlb-sky);
    outline-offset: -1px;
}

.hlb-empty-state {
    text-align: center;
    color: #7a8a99;
    font-size: 13.5px;
    padding: 40px 10px;
    border: 2px dashed var(--hlb-border);
    border-radius: 8px;
}

/* Einfüge-Ziele (zwischen Sektionen bzw. in Spalten) */

.hlb-drop-slot {
    height: 10px;
    margin: 2px 0;
    border-radius: 6px;
    transition: background 0.12s ease, height 0.12s ease;
}

.hlb-drop-slot.is-droptarget {
    background: var(--hlb-sky-light);
    border: 2px dashed var(--hlb-sky);
    height: 30px;
    cursor: pointer;
}

.hlb-drop-slot.is-dragover {
    background: var(--hlb-sky);
    opacity: 0.5;
}

/* ---------- Sektionen (Menü, Hero, Container+Sidebar, Footer) ---------- */

.hlb-section {
    position: relative;
    border: 1px solid var(--hlb-border);
    border-radius: 8px;
    margin-bottom: 10px;
    background: #fff;
}

.hlb-section__bar {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 8px;
    background: var(--hlb-sky-light);
    border-bottom: 1px solid var(--hlb-border);
    border-top-left-radius: 8px;
    border-top-right-radius: 8px;
    font-size: 11.5px;
    font-weight: 700;
    color: var(--hlb-dark-2);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hlb-section__bar .hlb-mini-btn {
    margin-left: auto;
}

.hlb-mini-btn {
    border: none;
    background: transparent;
    color: var(--hlb-dark-2);
    font-size: 14px;
    line-height: 1;
    cursor: pointer;
    padding: 3px 6px;
    border-radius: 5px;
}

.hlb-mini-btn:hover, .hlb-mini-btn:focus-visible {
    background: rgba(79,179,232,0.25);
}

.hlb-mini-btn--danger:hover {
    background: rgba(217,83,79,0.18);
    color: var(--hlb-danger);
}

.hlb-section__body {
    padding: 14px;
}

/* Menü */

.hlb-menu-preview {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--hlb-dark);
    color: #fff;
    border-radius: 6px;
    padding: 12px 16px;
    font-size: 13.5px;
    flex-wrap: wrap;
    gap: 8px;
}

.hlb-menu-preview__logo {
    font-weight: 700;
    letter-spacing: 0.03em;
}

.hlb-menu-preview__links span {
    margin-left: 14px;
    opacity: 0.9;
}

/* Hero */

.hlb-hero-preview {
    background: linear-gradient(135deg, var(--hlb-sky) 0%, var(--hlb-dark-2) 100%);
    background: var(--hlb-dark);
    color: #fff;
    border-radius: 6px;
    padding: 40px 20px;
    text-align: center;
}

.hlb-hero-preview h2 {
    margin: 0 0 8px;
    font-size: 22px;
    color: #fff;
}

.hlb-hero-preview p {
    margin: 0 0 16px;
    opacity: 0.95;
    font-size: 14px;
}

.hlb-hero-preview .hlb-el-button {
    display: inline-block;
}

/* Container + Sidebar Reihe */

.hlb-row {
    display: flex;
    gap: 12px;
    align-items: stretch;
    flex-wrap: wrap;
}

.hlb-content-area {
    display: flex;
    gap: 12px;
    flex: 1 1 auto;
    min-width: 0;
}

.hlb-column {
    flex: 1 1 0;
    min-width: 90px;
    border: 1px solid var(--hlb-border);
    border-radius: 7px;
    padding: 8px;
    background: var(--hlb-bg-soft);
    min-height: 90px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.hlb-column__label {
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #7a93a8;
    font-weight: 700;
    margin-bottom: 2px;
}

.hlb-sidebar {
    border: 1px solid var(--hlb-border);
    border-radius: 7px;
    padding: 8px;
    background: #eef7fb;
    min-height: 90px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: none;
}

/* Elemente innerhalb einer Spalte */

.hlb-el {
    position: relative;
    border: 1px solid var(--hlb-border);
    border-radius: 6px;
    background: #fff;
    padding: 8px;
    font-size: 12.5px;
}

.hlb-el__bar {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-bottom: 6px;
}

.hlb-el__type {
    font-weight: 700;
    color: var(--hlb-dark-2);
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-right: auto;
}

.hlb-el-image, .hlb-el-video, .hlb-el-gallery {
    display: flex;
    align-items: center;
    justify-content: center;
    background: repeating-linear-gradient(45deg, #eef3f7, #eef3f7 10px, #e2ebf2 10px, #e2ebf2 20px);
    border: 1px dashed var(--hlb-border);
    border-radius: 5px;
    color: #607488;
    min-height: 60px;
    font-size: 20px;
    flex-direction: column;
    gap: 4px;
}

.hlb-el-image span, .hlb-el-video span, .hlb-el-gallery span {
    font-size: 10.5px;
    font-weight: 600;
}

.hlb-el-gallery {
    flex-direction: row;
    gap: 6px;
    flex-wrap: wrap;
    padding: 8px;
}

.hlb-el-gallery i {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border: 1px dashed var(--hlb-border);
    border-radius: 4px;
    font-style: normal;
}

.hlb-el-text p {
    margin: 0;
    color: #3c4a56;
}

.hlb-el-heading {
    font-weight: 700;
    color: var(--hlb-ink);
}

.hlb-el-form {
    border: 1px dashed var(--hlb-border);
    border-radius: 5px;
    padding: 10px;
    background: var(--hlb-bg-soft);
    text-align: center;
    color: #607488;
    font-weight: 600;
}

.hlb-el-button {
    background: var(--hlb-sky);
    color: var(--hlb-dark);
    color: #fff !important;
    border-radius: 20px;
    padding: 7px 16px;
    font-weight: 700;
    text-align: center;
    display: block;
    border: none;
    font-family: inherit;
    font-size: 12.5px;
}

.hlb-el-link a {
    color: var(--hlb-dark-2);
    text-decoration: underline;
}

.hlb-el-list ul {
    margin: 0;
    padding-left: 18px;
}

.hlb-el-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 11.5px;
}

.hlb-el-table td, .hlb-el-table th {
    border: 1px solid var(--hlb-border);
    padding: 4px 6px;
}

.hlb-el-hr hr {
    border: none;
    border-top: 2px solid var(--hlb-border);
    margin: 4px 0;
}

/* Footer */

.hlb-footer-preview {
    background: var(--hlb-dark);
    color: #cfe3f2;
    text-align: center;
    padding: 16px;
    border-radius: 6px;
    font-size: 12.5px;
}

/* ---------- Titel-Element (nur im HEAD) ---------- */

.hlb-title-el {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #fff;
    border: 1px solid var(--hlb-border);
    border-radius: 6px;
    padding: 6px 8px;
    font-size: 12.5px;
}

/* ---------- Modal (HTML-Code-Ansicht) ---------- */

.hlb-modal-overlay {
    /* WICHTIG: "absolute" statt "fixed" – das Overlay darf sich
       ausschließlich auf den Plugin-Container (.hlb-root, position:relative)
       beziehen und nicht auf den gesamten Browser-Viewport. So wird
       niemals die restliche WordPress-Seite abgedunkelt oder blockiert. */
    position: absolute;
    inset: 0;
    background: rgba(18,58,94,0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 500;
    padding: 16px;
    overflow: auto;
}

.hlb-modal-overlay[hidden] {
    display: none;
}

.hlb-modal {
    background: #fff;
    border-radius: 10px;
    max-width: 760px;
    width: 100%;
    max-height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
    margin: auto;
}

.hlb-modal__header {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: var(--hlb-dark);
    color: #fff;
}

.hlb-modal__header h3 {
    margin: 0;
    font-size: 15px;
    margin-right: auto;
    color: #fff !important;
}

.hlb-modal__body {
    padding: 14px 16px;
    overflow-y: auto;
    flex: 1 1 auto;
}

.hlb-code {
    background: #0f2439;
    color: #d9edf7;
    padding: 14px;
    border-radius: 8px;
    font-family: Consolas, Monaco, "Courier New", monospace;
    font-size: 12.5px;
    white-space: pre;
    overflow-x: auto;
    margin: 0;
    line-height: 1.5;
}

.hlb-modal__footer {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 16px;
    border-top: 1px solid var(--hlb-border);
}

.hlb-modal__footer .hlb-btn {
    color: var(--hlb-dark);
    border-color: var(--hlb-border);
}

.hlb-modal__footer .hlb-btn:hover {
    background: var(--hlb-sky-light);
}

.hlb-modal__footer .hlb-btn--primary {
    color: var(--hlb-dark);
    color: #fff !important;
}

/* Kleines Eingabe-Modal (z. B. Spaltenzahl, Sidebar-Breite) */

.hlb-modal--small {
    max-width: 420px;
}

.hlb-input-modal__message {
    margin: 0 0 14px;
    font-size: 13.5px;
    color: var(--hlb-ink);
}

.hlb-input-modal__choices {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.hlb-input-modal__choice {
    display: flex;
    align-items: center;
    gap: 8px;
    flex: 1 1 120px;
    border: 1px solid var(--hlb-border);
    border-radius: 8px;
    padding: 10px 12px;
    cursor: pointer;
    font-size: 13.5px;
    background: var(--hlb-bg-soft);
    transition: border-color 0.15s ease, background 0.15s ease;
}

.hlb-input-modal__choice:hover {
    border-color: var(--hlb-sky);
}

.hlb-input-modal__choice input[type="radio"] {
    width: 16px;
    height: 16px;
    accent-color: var(--hlb-sky);
    flex: none;
}

.hlb-input-modal__choice:has(input:checked),
.hlb-input-modal__choice.is-checked {
    border-color: var(--hlb-sky);
    background: var(--hlb-sky-light);
    font-weight: 600;
}

@media (max-width: 520px) {
    .hlb-input-modal__choice {
        flex: 1 1 100%;
        padding: 9px 10px;
        font-size: 13px;
    }
}

.hlb-toast {
    /* "absolute" statt "fixed": Der Toast darf nur innerhalb des
       Plugin-Bereichs erscheinen, nicht am Rand des Browserfensters. */
    position: absolute;

    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--hlb-dark);
    color: #fff;
    padding: 10px 18px;
    border-radius: 20px;
    font-size: 13px;
    z-index: 600;
    box-shadow: 0 6px 20px rgba(0,0,0,0.25);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.hlb-toast.is-visible {
    opacity: 1;
    transform: translateX(-50%) translateY(-4px);
}

/* ---------- Barrierearmut ---------- */

.hlb-root :focus-visible {
    outline: 3px solid var(--hlb-sky);
    outline-offset: 1px;
}

.hlb-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

/* ---------- Responsive: Tablet / Smartphone ---------- */

/*
 * WICHTIG: Auf Desktop setzt JavaScript inline "flex: X 1 0" auf
 * .hlb-column / .hlb-sidebar, um die Spaltenbreiten (1–5 Einheiten)
 * nebeneinander zu berechnen. Sobald der Container per Media Query
 * auf eine vertikale Anordnung wechselt, MÜSSEN diese inline-Werte
 * mit !important überschrieben werden – sonst entstehen durch
 * "flex-basis: 0" in Kombination mit flex-direction:column
 * kollabierte, sich überlappende Boxen.
 */

@media (max-width: 900px) {
    .hlb-root {
        border-radius: 6px;
    }

    .hlb-toolbar {
        padding: 8px 10px;
        gap: 6px;
    }

    .hlb-toolbar__title {
        font-size: 13.5px;
    }

    .hlb-btn {
        font-size: 12px;
        padding: 6px 9px;
    }

    .hlb-layout {
        flex-direction: column;
        min-height: 0;
    }

    .hlb-palette {
        width: 100%;
        flex: none;
        max-height: 240px;
        border-right: none;
        border-bottom: 1px solid var(--hlb-border);
        padding: 10px 8px;
    }

    .hlb-block {
        padding: 7px 8px;
        font-size: 12.5px;
        gap: 8px;
    }

    .hlb-block__icon {
        display: none;
    }

    .hlb-workspace {
        max-height: none;
        padding: 12px;
    }

    .hlb-section__bar {
        font-size: 10.5px;
        padding: 4px 6px;
    }

    /* Bereichs- und Elementreihen: immer vertikal stapeln,
       feste Breite statt der für Desktop berechneten Flex-Werte. */
    .hlb-row {
        flex-direction: column;
        gap: 10px;
    }

    .hlb-content-area {
        flex-direction: column;
        gap: 10px;
        width: 100%;
    }

    .hlb-column,
    .hlb-sidebar {
        flex: none !important;
        width: 100% !important;
    }

    .hlb-sidebar {
        order: 2;
    }

    .hlb-hero-preview {
        padding: 26px 16px;
    }

    .hlb-hero-preview h2 {
        font-size: 19px;
    }
}

@media (max-width: 520px) {
    .hlb-toolbar {
        justify-content: flex-start;
    }

    .hlb-toolbar__title {
        width: 100%;
        margin-right: 0;
        margin-bottom: 4px;
        font-size: 13px;
    }

    .hlb-btn {
        font-size: 11.5px;
        padding: 6px 8px;
    }

    .hlb-palette {
        max-height: 210px;
    }

    .hlb-block {
        font-size: 12px;
        padding: 6px 7px;
        margin-bottom: 5px;
    }

    .hlb-block__info {
        width: 18px;
        height: 18px;
        font-size: 11px;
    }

    .hlb-zone-label {
        font-size: 10px;
    }

    .hlb-section__bar {
        font-size: 10px;
        gap: 3px;
    }

    .hlb-mini-btn {
        font-size: 12px;
        padding: 2px 4px;
    }

    .hlb-el {
        padding: 6px;
        font-size: 11.5px;
    }

    .hlb-el__type {
        font-size: 9.5px;
    }

    .hlb-hero-preview {
        padding: 20px 12px;
    }

    .hlb-hero-preview h2 {
        font-size: 17px;
    }

    .hlb-hero-preview p {
        font-size: 12.5px;
    }

    .hlb-el-gallery i {
        width: 28px;
        height: 28px;
    }

    .hlb-menu-preview {
        font-size: 12px;
        padding: 10px 12px;
    }

    .hlb-menu-preview__links span {
        margin-left: 8px;
    }
}

/* Vollbildmodus (nur auf Desktop verfügbar, siehe .hlb-fullscreen-btn) */

.hlb-root.hlb-is-fullscreen {
    max-width: none;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    border-radius: 0;
    border-left: none;
    border-right: none;
}

.hlb-root.hlb-is-fullscreen .hlb-layout {
    flex: 1 1 auto;
    min-height: 0;
}

.hlb-root.hlb-is-fullscreen .hlb-palette,
.hlb-root.hlb-is-fullscreen .hlb-workspace {
    max-height: none;
    height: 100%;
}

.hlb-fullscreen-btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

@media (max-width: 900px) {
    .hlb-fullscreen-btn {
        display: none;
    }
}