/*
 * IRNSCA Glossary — additions layered on top of the verbatim legacy reader.css.
 * Everything is scoped to #irnscaGlossaryWidget and reuses the legacy theme
 * variables (--card-bg, --card-border, --text-primary, --text-secondary, --bg),
 * so all five modes (Light, Dark, Colorful, Paper, Yellow) style these parts too.
 */

/* ---------- Reader font size (A− / A+) ----------
 * Only the scientific reading content scales: titles and description text
 * (headings inside descriptions use em and follow). Buttons, menus, search,
 * flags and images keep their legacy sizes. Legacy defaults: title 22px /
 * text 16px (mobile: 20px / 15px).
 */
#irnscaGlossaryWidget .item-explain {
    font-size: var(--irn-font-size, 16px);
}
#irnscaGlossaryWidget .item-title {
    font-size: calc(22px * var(--irn-font-scale, 1));
}
#irnscaGlossaryWidget .page-toc-primary {
    font-size: calc(17px * var(--irn-font-scale, 1));
}
@media (max-width: 768px) {
    #irnscaGlossaryWidget .item-explain {
        font-size: calc(15px * var(--irn-font-scale, 1));
    }
    #irnscaGlossaryWidget .item-title {
        font-size: calc(20px * var(--irn-font-scale, 1));
    }
}
#irnscaGlossaryWidget .item-explain table {
    max-width: 100%;
}
#irnscaGlossaryWidget .item-explain {
    overflow-wrap: anywhere;
    word-break: normal;
}

#irnscaGlossaryWidget .irn-font-controls {
    display: inline-flex;
    gap: 6px;
    align-items: center;
}
#irnscaGlossaryWidget .theme-btn.irn-font-btn {
    min-width: 44px;
    padding: 8px 12px;
    font-weight: 700;
    letter-spacing: 0.02em;
}
#irnscaGlossaryWidget .theme-btn.irn-font-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    transform: none;
}

/* ---------- Account / dashboard entry (upper corner) ---------- */
#irnscaGlossaryWidget .irn-account {
    position: absolute;
    z-index: 21;
    top: 25px;
    right: 30px;
}
#irnscaGlossaryWidget .irn-account-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    max-width: 220px;
    padding: 8px 14px;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-primary);
    border-radius: 20px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}
#irnscaGlossaryWidget .irn-account-btn:hover,
#irnscaGlossaryWidget .irn-account-btn:focus-visible {
    transform: scale(1.05);
    background: rgba(255, 255, 255, 0.2);
    outline: none;
}
#irnscaGlossaryWidget .irn-account-label {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
#irnscaGlossaryWidget .irn-account-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    object-fit: cover;
}
@media (max-width: 991px) {
    /* Legacy logo sits top-right on mobile, so the account entry moves top-left. */
    #irnscaGlossaryWidget .irn-account {
        top: 15px;
        left: 15px;
        right: auto;
    }
    #irnscaGlossaryWidget .theme-toggle {
        padding-left: 0;
        margin-top: 46px;
    }
    #irnscaGlossaryWidget .irn-account-btn {
        max-width: calc(100vw - 120px);
    }
}
@media (max-width: 480px) {
    #irnscaGlossaryWidget .irn-account-label {
        max-width: 120px;
    }
}

/* ---------- Members-only prompt (content already cut server-side) ---------- */
#irnscaGlossaryWidget .irn-locked {
    position: relative;
    margin: 4px 0 18px;
    padding: 18px 16px 16px;
    border: 1px dashed var(--card-border);
    border-radius: 16px;
    background: var(--card-bg);
    color: var(--text-primary);
    text-align: center;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
#irnscaGlossaryWidget .irn-locked-fade {
    position: absolute;
    left: 0;
    right: 0;
    top: -42px;
    height: 42px;
    pointer-events: none;
    background: linear-gradient(to bottom, transparent, var(--card-bg));
}
#irnscaGlossaryWidget .irn-locked-title {
    font-size: 18px;
    margin-bottom: 6px;
}
#irnscaGlossaryWidget .irn-locked-text {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 12px;
}
#irnscaGlossaryWidget .theme-btn.irn-locked-btn {
    padding: 10px 22px;
    font-size: 14px;
}
#irnscaGlossaryWidget .irn-fallback-note {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    font-style: italic;
}

/* ---------- Sign-in dialog & reader dashboard ---------- */
#irnscaGlossaryWidget .irn-dialog-backdrop {
    position: fixed;
    inset: 0;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
#irnscaGlossaryWidget .irn-dialog-backdrop[hidden] {
    display: none;
}
#irnscaGlossaryWidget .irn-dialog {
    position: relative;
    width: 100%;
    max-width: 460px;
    max-height: calc(100vh - 32px);
    overflow-y: auto;
    padding: 24px 22px 20px;
    border-radius: 20px;
    border: 1px solid var(--card-border);
    background: var(--bg);
    color: var(--text-primary);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}
#irnscaGlossaryWidget.irnsca-light .irn-dialog {
    background: #ffffff;
}
#irnscaGlossaryWidget .irn-dialog.irn-dialog-wide {
    max-width: 640px;
}
#irnscaGlossaryWidget .irn-dialog h2 {
    font-size: 22px;
    margin-bottom: 4px;
    line-height: 1.3;
}
#irnscaGlossaryWidget .irn-dialog .irn-sub {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 16px;
}
#irnscaGlossaryWidget .irn-dialog-close {
    position: absolute;
    top: 10px;
    inset-inline-end: 12px;
    width: 36px;
    height: 36px;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
}
#irnscaGlossaryWidget .irn-tabs {
    display: flex;
    gap: 6px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}
#irnscaGlossaryWidget .irn-tabs .theme-btn {
    flex: 1 1 auto;
}
#irnscaGlossaryWidget .irn-field {
    display: block;
    margin-bottom: 12px;
    text-align: start;
}
#irnscaGlossaryWidget .irn-field > span {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-secondary);
}
#irnscaGlossaryWidget .irn-field input,
#irnscaGlossaryWidget .irn-field select,
#irnscaGlossaryWidget .irn-field textarea {
    width: 100%;
    min-height: 42px;
    padding: 9px 12px;
    border-radius: 12px;
    border: 1px solid var(--card-border);
    background: var(--card-bg);
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
}
#irnscaGlossaryWidget .irn-field select option {
    color: #111;
}
#irnscaGlossaryWidget .irn-field input[type="checkbox"] {
    width: auto;
    min-height: 0;
}
#irnscaGlossaryWidget .irn-field input[readonly] {
    opacity: 0.7;
}
#irnscaGlossaryWidget .irn-field.irn-invalid input,
#irnscaGlossaryWidget .irn-field.irn-invalid select,
#irnscaGlossaryWidget .irn-field.irn-invalid textarea {
    border-color: #ef4444;
}
#irnscaGlossaryWidget .irn-field-error {
    color: #f87171;
    font-size: 12px;
    margin-top: 3px;
}
#irnscaGlossaryWidget .irn-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
@media (max-width: 520px) {
    #irnscaGlossaryWidget .irn-row {
        grid-template-columns: 1fr;
    }
}
#irnscaGlossaryWidget .irn-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 6px;
}
#irnscaGlossaryWidget .irn-actions .theme-btn {
    flex: 1 1 auto;
    padding: 11px 16px;
    font-size: 14px;
}
#irnscaGlossaryWidget .irn-link {
    background: none;
    border: 0;
    padding: 0;
    color: inherit;
    text-decoration: underline;
    cursor: pointer;
    font-size: 13px;
}
#irnscaGlossaryWidget .irn-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 16px 0;
    color: var(--text-secondary);
    font-size: 12px;
}
#irnscaGlossaryWidget .irn-divider::before,
#irnscaGlossaryWidget .irn-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--card-border);
}
#irnscaGlossaryWidget .irn-google-slot {
    display: flex;
    justify-content: center;
    min-height: 44px;
}
#irnscaGlossaryWidget .irn-notice {
    padding: 10px 12px;
    border-radius: 12px;
    margin-bottom: 12px;
    font-size: 14px;
    line-height: 1.5;
    background: rgba(16, 185, 129, 0.18);
    border: 1px solid rgba(16, 185, 129, 0.45);
}
#irnscaGlossaryWidget .irn-notice.irn-error {
    background: rgba(239, 68, 68, 0.16);
    border-color: rgba(239, 68, 68, 0.5);
}
#irnscaGlossaryWidget .irn-section {
    margin-top: 18px;
    padding-top: 14px;
    border-top: 1px solid var(--card-border);
}
#irnscaGlossaryWidget .irn-section h3 {
    font-size: 16px;
    margin-bottom: 10px;
}
#irnscaGlossaryWidget .irn-muted {
    color: var(--text-secondary);
    font-size: 13px;
}
#irnscaGlossaryWidget .irn-check {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    margin: 6px 0 12px;
}
.irn-glossary-admin-notice {
    padding: 10px 14px;
    border-left: 4px solid #d63638;
    background: #fff;
    color: #1d2327;
}

/* The legacy widget is full-bleed (width:100vw). 100vw includes the vertical
   scrollbar, so clip the few overflowing pixels — only on pages that contain the
   reader (no effect elsewhere on the site). `clip` keeps position:sticky working. */
html:has(#irnscaGlossaryWidget),
html:has(#irnscaGlossaryWidget) body {
    overflow-x: clip;
}
.irn-glossary-root {
    width: 100%;
    max-width: 100%;
}

/* Light-based modes (Light, Colorful, Paper, Yellow) use translucent white
   cards; inside the opaque dialog the form controls need visible edges. */
#irnscaGlossaryWidget.irnsca-light .irn-field input,
#irnscaGlossaryWidget.irnsca-light .irn-field select,
#irnscaGlossaryWidget.irnsca-light .irn-field textarea {
    background: #f5f5f7;
    border-color: rgba(0, 0, 0, 0.2);
    color: #111;
}
#irnscaGlossaryWidget.irnsca-light .irn-dialog .theme-btn:not(.active) {
    border-color: rgba(0, 0, 0, 0.2);
}
#irnscaGlossaryWidget.irnsca-light .irn-locked {
    border-color: rgba(0, 0, 0, 0.18);
}