.lms-tools { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 1rem; }
.lms-tools[hidden] { display: none !important; }
.lms-tools__backdrop { position: absolute; inset: 0; background: rgba(15,23,42,.45); }
#lms-hw-root .lms-tools__panel {
    position: relative;
    box-sizing: border-box;
    width: var(--lms-dock-shell-width, min(1100px, calc(100vw - 1.25rem)));
    height: var(--lms-dock-shell-height, min(94vh, 920px));
    max-height: var(--lms-dock-shell-max-height, min(94vh, 920px));
    display: flex;
    flex-direction: column;
    overflow: hidden;
    background: var(--brand-card-bg, #fff);
    color: var(--brand-text, #0f172a);
    border-radius: 1.1rem;
    border: 1px solid var(--brand-border, #e2e8f0);
    box-shadow: 0 24px 60px rgb(0 0 0 / 0.28);
    padding: 1rem 1.05rem 1.05rem;
    container-type: inline-size;
    container-name: lms-tools-panel;
    min-width: 0;
}
#lms-hw-root .lms-tools__panel--wide {
    width: var(--lms-dock-shell-width, min(1100px, calc(100vw - 1.25rem)));
}
#lms-hw-root .lms-tools__panel > .lms-tools__header { flex-shrink: 0; min-width: 0; }
#lms-hw-root .lms-tools__panel > .lms-tools__tabs { flex-shrink: 0; }
#lms-hw-root .lms-tools__panel > .lms-tools__layout {
    flex: 1;
    min-height: 0;
    min-width: 0;
    display: grid;
    grid-template-columns: minmax(10.5rem, 13.5rem) minmax(0, 1fr);
    gap: 0.85rem;
    overflow: hidden;
}
#lms-hw-root .lms-tools__panel > .lms-tools__livewire,
#lms-hw-root .lms-tools__panel > .lms-tools__body,
#lms-hw-root .lms-tools__panel .lms-tools__body {
    flex: 1;
    min-height: 0;
    min-width: 0;
    overflow: auto;
    overscroll-behavior: contain;
}
.lms-tools__header { display: flex; justify-content: space-between; gap: .75rem; align-items: flex-start; margin-bottom: .85rem; }
.lms-tools__header > div { min-width: 0; flex: 1 1 auto; }
.lms-tools__kicker { margin: 0; font-size: .72rem; text-transform: uppercase; letter-spacing: .06em; color: var(--brand-muted, #64748b); font-weight: 700; }
.lms-tools__header h2 { margin: .15rem 0 0; font-size: 1.2rem; line-height: 1.25; word-break: break-word; }
.lms-tools__tabs { display: flex; flex-wrap: wrap; gap: .35rem; margin-bottom: .85rem; }
.lms-tools__tabs button { border: 1px solid var(--brand-border, #e2e8f0); background: #fff; border-radius: .5rem; padding: .4rem .7rem; font-size: .8rem; font-weight: 600; cursor: pointer; color: inherit; }
.lms-tools__tabs button.is-active { background: var(--brand-primary, #8b5cf6); color: var(--brand-button-text, #fff); border-color: transparent; }
.lms-tools__label { display: flex; flex-direction: column; gap: .3rem; font-size: .82rem; font-weight: 600; margin-bottom: .75rem; width: 100%; min-width: 0; }
.lms-tools__label input,
.lms-tools__label select,
.lms-tools__label textarea {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    font-weight: 400;
    border: 1px solid var(--brand-border, #e2e8f0);
    border-radius: .5rem;
    padding: .5rem .65rem;
}
.lms-tools__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: .55rem;
    padding: .6rem 1rem;
    font-weight: 700;
    cursor: pointer;
    background: var(--brand-primary, #8b5cf6);
    color: var(--brand-button-text, #fff);
}
.lms-tools__btn--primary { width: 100%; margin-top: 0.25rem; }
.lms-tools__btn--ghost {
    background: transparent;
    color: inherit;
    border: 1px solid var(--brand-border, #e2e8f0);
}
.lms-tools__status, .lms-tools__result { margin-top: .75rem; font-size: .85rem; word-break: break-word; }
.lms-tools__status { color: var(--brand-muted, #64748b); }
.lms-tools__status.is-error { color: #b91c1c; font-weight: 700; }
.lms-tools__result a { color: var(--brand-primary, #8b5cf6); font-weight: 700; }
.lms-tools__livewire { min-height: 12rem; width: 100%; box-sizing: border-box; }
.lms-tools__livewire > * { min-width: 0; max-width: 100%; }

/* —— Studio layout (My Tools) —— */
.lms-tools__rail {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    min-width: 0;
    overflow: auto;
    padding-right: 0.15rem;
}
.lms-tools__rail button {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.1rem;
    width: 100%;
    text-align: left;
    border: 1px solid var(--brand-border, #e2e8f0);
    background: color-mix(in srgb, var(--brand-surface, #f8fafc) 80%, #fff);
    border-radius: 0.8rem;
    padding: 0.7rem 0.8rem;
    cursor: pointer;
    color: inherit;
}
.lms-tools__rail button.is-active {
    background: var(--brand-primary, #8b5cf6);
    color: var(--brand-button-text, #fff);
    border-color: transparent;
}
.lms-tools__rail-title { font-size: 0.92rem; font-weight: 800; }
.lms-tools__rail-desc { font-size: 0.72rem; opacity: 0.85; line-height: 1.3; }
.lms-tools__panel-card {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    min-width: 0;
}
.lms-tools__intro h3 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 800;
}
.lms-tools__intro p {
    margin: 0.25rem 0 0;
    font-size: 0.88rem;
    color: var(--brand-muted, #64748b);
}
.lms-tools__source {
    border: 1px solid var(--brand-border, #e2e8f0);
    border-radius: 1rem;
    padding: 0.75rem;
    background: color-mix(in srgb, var(--brand-surface, #f8fafc) 70%, #fff);
    min-width: 0;
}
.lms-tools__source-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.35rem;
    margin-bottom: 0.7rem;
}
.lms-tools__source-tabs button {
    border: 1px solid var(--brand-border, #e2e8f0);
    background: #fff;
    border-radius: 0.65rem;
    padding: 0.55rem 0.65rem;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    color: inherit;
}
.lms-tools__source-tabs button.is-active {
    background: var(--brand-primary, #8b5cf6);
    color: var(--brand-button-text, #fff);
    border-color: transparent;
}
.lms-tools__drop { position: relative; }
.lms-tools__file-input {
    position: absolute;
    inset: 0;
    opacity: 0;
    pointer-events: none;
    width: 100%;
    height: 100%;
}
.lms-tools__drop-ui {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    min-height: 8.5rem;
    padding: 1rem;
    border: 2px dashed color-mix(in srgb, var(--brand-primary, #8b5cf6) 40%, var(--brand-border, #e2e8f0));
    border-radius: 0.9rem;
    background: #fff;
    cursor: pointer;
    text-align: center;
    transition: border-color .15s ease, background .15s ease;
}
.lms-tools__drop-ui.is-drag,
.lms-tools__drop-ui:hover {
    border-color: var(--brand-primary, #8b5cf6);
    background: color-mix(in srgb, var(--brand-primary, #8b5cf6) 6%, #fff);
}
.lms-tools__drop-ui strong { font-size: 0.95rem; }
.lms-tools__drop-ui span { font-size: 0.8rem; color: var(--brand-muted, #64748b); }
.lms-tools__drop-ui em {
    margin-top: 0.45rem;
    font-style: normal;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--brand-primary, #8b5cf6);
    word-break: break-word;
}
.lms-tools__media-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-bottom: 0.55rem;
}
.lms-tools__media-bar input[type="search"] {
    flex: 1 1 10rem;
    min-width: 0;
    border: 1px solid var(--brand-border, #e2e8f0);
    border-radius: 0.55rem;
    padding: 0.5rem 0.65rem;
    box-sizing: border-box;
}
.lms-tools__media-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(7.5rem, 1fr));
    gap: 0.5rem;
    max-height: none;
}
.lms-tools__media-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    border: 1px solid var(--brand-border, #e2e8f0);
    border-radius: 0.75rem;
    padding: 0.4rem;
    background: #fff;
    cursor: pointer;
    text-align: left;
    color: inherit;
    min-width: 0;
}
.lms-tools__media-item.is-selected {
    border-color: var(--brand-primary, #8b5cf6);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--brand-primary, #8b5cf6) 22%, transparent);
}
.lms-tools__media-item img {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: 0.5rem;
    display: block;
    background: #f1f5f9;
}
.lms-tools__media-icon {
    display: grid;
    place-items: center;
    aspect-ratio: 1;
    border-radius: 0.5rem;
    background: color-mix(in srgb, var(--brand-primary, #8b5cf6) 10%, #f8fafc);
    font-size: 0.68rem;
    font-weight: 800;
    text-transform: uppercase;
}
.lms-tools__media-name {
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1.25;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}
.lms-tools__media-meta {
    font-size: 0.66rem;
    color: var(--brand-muted, #64748b);
}
.lms-tools__media-empty,
.lms-tools__media-loading,
.lms-tools__picked {
    margin: 0.45rem 0 0;
    font-size: 0.8rem;
    color: var(--brand-muted, #64748b);
}
.lms-tools__picked { font-weight: 700; color: var(--brand-primary, #8b5cf6); }
.lms-tools__advanced {
    border: 1px solid var(--brand-border, #e2e8f0);
    border-radius: 0.85rem;
    padding: 0.55rem 0.75rem;
    background: #fff;
}
.lms-tools__advanced summary {
    cursor: pointer;
    font-weight: 800;
    font-size: 0.84rem;
}
.lms-tools__advanced[open] summary { margin-bottom: 0.65rem; }
.lms-tools__check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.84rem;
    font-weight: 600;
    margin: 0.35rem 0 0.15rem;
}
.lms-tools__feedback {
    margin-top: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}
.lms-tools__result {
    border: 1px solid var(--brand-border, #e2e8f0);
    border-radius: 0.85rem;
    padding: 0.75rem;
    background: color-mix(in srgb, var(--brand-primary, #8b5cf6) 5%, #fff);
}
.lms-tools__preview {
    margin-bottom: 0.65rem;
    border-radius: 0.75rem;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--brand-border, #e2e8f0);
}
.lms-tools__preview img {
    display: block;
    width: 100%;
    max-height: 16rem;
    object-fit: contain;
}
.lms-tools__result-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    align-items: center;
}
.lms-tools__result-name {
    font-size: 0.8rem;
    font-weight: 700;
    word-break: break-word;
}
.lms-tools__text-out {
    margin: 0.65rem 0 0;
    white-space: pre-wrap;
    font-family: inherit;
    font-size: 0.82rem;
    line-height: 1.45;
    max-height: 14rem;
    overflow: auto;
}

/* Stack tool UIs when the panel itself is narrow (not only the viewport) */
@container lms-tools-panel (max-width: 820px) {
    .lms-tools__layout {
        grid-template-columns: 1fr !important;
    }
    .lms-tools__rail {
        display: grid !important;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.4rem;
        overflow: visible;
    }
    .lms-tools__rail button { min-height: 100%; }
    .lms-tools__btn,
    .lms-tools__btn--primary { width: 100%; }
    .tickets__grid { grid-template-columns: 1fr !important; }
    .cal-board__event { flex-direction: column; }
    .cal-board__actions { min-width: 0; width: 100%; flex-direction: row; flex-wrap: wrap; }
    .cal-board__btn { flex: 1 1 auto; }
    .book { max-width: none; width: 100%; }
    .book__submit { width: 100%; text-align: center; box-sizing: border-box; }
    .book__slot { flex: 1 1 calc(33.33% - .4rem); text-align: center; }
    .tickets__thread { max-height: none; overflow: visible; }
    .tickets__btn { width: 100%; }
}

@container lms-tools-panel (max-width: 480px) {
    .lms-tools__rail { grid-template-columns: 1fr !important; }
    .lms-tools__media-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .book__slot { flex: 1 1 calc(50% - .4rem); }
}