/* IPA library (IPACore, mockup library.html): kind switch, family filters, symbol tiles and the detail panel.
   Parts of the detail: LibraryStyleFigure, LibraryRuleFigure, LibraryExamples. */

.lib-ipa {
    display: grid;
    gap: 18px;
}

/* Intro, below it the Vowels/Consonants switch (left, right above the family filters) */
.lib-ipa-head {
    display: grid;
    justify-items: start;
    gap: 16px;
}

.lib-ipa-head p {
    max-width: 44em;
    margin: 0;
}

/* ---------- Family filters ---------- */

.lib-ipa-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.lib-ipa-filter {
    height: 34px;
    padding: 0 14px;
    border: 1px solid var(--en-line);
    border-radius: 999px;
    background: var(--en-surface);
    color: var(--en-ink-soft);
    font: 600 0.88rem/1 var(--en-font-body);
    cursor: pointer;
}

.lib-ipa-filter span {
    margin-left: 6px;
    font-weight: 400;
    opacity: .65;
}

.lib-ipa-filter:hover {
    border-color: var(--en-line-strong);
    color: var(--en-ink);
}

.lib-ipa-filter[aria-pressed="true"] {
    border-color: var(--en-ink);
    background: var(--en-ink);
    color: var(--en-bg);
}

/* ---------- Tiles + detail ---------- */

.lib-ipa-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 28px;
    align-items: start;
}

.lib-ipa-group + .lib-ipa-group {
    margin-top: 28px;
}

.lib-ipa-group-title {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 12px;
}

.lib-ipa-group-title h2 {
    margin: 0;
    font: 650 1.15rem/1.2 var(--en-font-display);
    color: var(--en-ink);
}

.lib-ipa-group-title span {
    font-size: 0.85rem;
    color: var(--en-ink-muted);
}

.lib-ipa-tiles {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(116px, 1fr));
    gap: 10px;
}

.lib-ipa-tile {
    display: grid;
    justify-items: start;
    gap: 4px;
    padding: 12px 14px;
    border: 1px solid var(--en-line);
    border-radius: 14px;
    background: var(--en-surface);
    color: inherit;
    font: inherit;
    text-align: left;
    cursor: pointer;
    transition: border-color .15s, box-shadow .15s;
}

.lib-ipa-tile:hover {
    border-color: var(--en-line-strong);
}

.lib-ipa-tile:focus-visible {
    outline: 2px solid var(--en-mouth);
    outline-offset: 2px;
}

.lib-ipa-tile[aria-pressed="true"] {
    border-color: var(--en-mouth);
    box-shadow: 0 0 0 3px var(--en-mouth-soft);
}

.lib-ipa-tile-symbol {
    font: 400 2.1rem/1.1 var(--en-font-ipa);
    color: var(--en-ink);
}

.lib-ipa-tile-example {
    font-size: 0.88rem;
    color: var(--en-ink-soft);
}

/* Highlight inside the small tile: colour only */
.lib-ipa-tile-example .ipa-highlight {
    background: none;
    text-decoration: none;
}

.lib-ipa-detail {
    position: sticky;
    top: 88px;
    max-height: calc(100vh - 108px);
    overflow-y: auto;
    padding: 22px;
    border: 1px solid var(--en-line);
    border-radius: var(--en-radius-lg);
    background: var(--en-surface);
    box-shadow: var(--en-shadow-1);
}

.lib-ipa-detail-top {
    display: grid;
    gap: 4px;
}

.lib-ipa-detail-symbol {
    font: 400 4.6rem/1 var(--en-font-ipa);
    color: var(--en-ink);
}

.lib-ipa-detail-nickname {
    font: 650 1.2rem/1.2 var(--en-font-display);
    color: var(--en-mouth-ink);
}

.lib-ipa-detail-word {
    font-size: 1.05rem;
    color: var(--en-ink-soft);
}

.lib-ipa-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 14px;
}

.lib-ipa-detail-heading {
    margin: 22px 0 10px;
    font: 600 0.9rem/1.2 var(--en-font-body);
    color: var(--en-ink-muted);
}

.lib-ipa-styles {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 10px;
}

.lib-ipa-style {
    display: grid;
    justify-items: center;
    align-content: start;
    gap: 8px;
    padding: 10px 6px;
    border-radius: var(--en-radius-md);
    background: var(--en-surface-2);
    text-align: center;
}

.lib-ipa-style-heading {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--en-ink-muted);
}

.lib-ipa-lesson {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 20px;
    padding: 11px 12px;
    border: 1px solid var(--en-line);
    border-radius: 12px;
    color: var(--en-ink);
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
}

.lib-ipa-lesson:hover {
    background: var(--en-surface-2);
}

.lib-ipa-lesson span {
    flex: 1;
}

.lib-ipa-lesson .en-icon {
    color: var(--en-ink-muted);
}

/* Style image with name (LibraryStyleFigure) */

.lib-figure {
    display: grid;
    justify-items: center;
    gap: 6px;
    margin: 0;
}

.lib-figure img {
    display: block;
    width: 64px;
    height: 64px;
    object-fit: contain;
    filter: drop-shadow(0 6px 10px rgba(0, 0, 0, .18));
}

.lib-figure figcaption,
.lib-rule-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--en-ink-soft);
}

/* Rule instead of a style (LibraryRuleFigure); popup: .lesson-popup in lesson.css */

.lib-rule {
    cursor: help;
    outline: none;
    border-radius: var(--en-radius-md);
}

.lib-rule:focus-visible {
    box-shadow: 0 0 0 2px var(--en-mouth);
}

.lib-rule-icon {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--en-info-soft);
    color: var(--en-info);
}

.lib-rule-popup {
    max-width: 320px;
    padding: 12px 14px;
    gap: 6px;
    font-size: 0.9rem;
    line-height: 1.5;
    text-align: left;
    color: var(--en-ink-soft);
}

.lib-rule-popup-title,
.lib-rule-lead {
    font-weight: 600;
    color: var(--en-ink);
}

/* Example words (LibraryExamples); the phoneme comes highlighted from RenderIPAHelper */

.lib-ipa-examples {
    display: grid;
    gap: 6px;
    margin: 0;
    padding: 0;
    list-style: none;
    font-family: 'Atkinson Hyperlegible Next', var(--en-font-ipa);
    line-height: 1.5;
    overflow-wrap: anywhere;
}

.ipa-highlight {
    padding: 0 0.04em;
    border-radius: 0.15rem;
    background: linear-gradient(to top, color-mix(in srgb, var(--en-mouth) 12%, var(--en-surface)) 38%, transparent 38%);
    color: var(--en-mouth-ink);
    font-weight: 700;
    text-decoration: underline;
    text-decoration-color: color-mix(in srgb, var(--en-mouth) 70%, transparent);
    text-decoration-thickness: 1.5px;
    text-underline-offset: 0.08em;
}

/* ---------- Small screens: the detail sits above the tiles ---------- */

@media (max-width: 1100px) {
    .lib-ipa-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .lib-ipa-detail {
        position: static;
        order: -1;
        max-height: none;
    }
}

@media (max-width: 560px) {
    .lib-ipa-tiles {
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 8px;
    }

    .lib-ipa-tile {
        padding: 10px;
    }

    .lib-ipa-tile-symbol {
        font-size: 1.7rem;
    }

    .lib-ipa-detail-symbol {
        font-size: 3.6rem;
    }
}