/**
 * Quiver Tools — styling for the interactive networking utilities.
 *
 * Everything is expressed in the theme's colour presets, so the light/dark
 * toggle flips these along with the rest of the site. Loaded only on pages
 * that actually contain a tool.
 */

.quiver-tool {
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 18px;
	padding: clamp(1.1rem, 3vw, 1.8rem);
	margin: 2rem 0;
	font-size: 0.95rem;
}
.quiver-tool *, .quiver-tool *::before, .quiver-tool *::after { box-sizing: border-box; }

.quiver-tool__head { margin-bottom: 1.25rem; }
.quiver-tool__title {
	font-family: 'Montserrat', ui-sans-serif, system-ui, sans-serif;
	font-weight: 800;
	font-size: 1.15rem;
	letter-spacing: -0.01em;
	color: var(--wp--preset--color--contrast);
	margin: 0 0 0.3rem;
	display: flex; align-items: center; gap: 0.55rem;
}
.quiver-tool__title::before {
	content: "";
	width: 0.5rem; height: 0.5rem; border-radius: 50%;
	background: var(--wp--preset--color--primary);
	flex: 0 0 auto;
}
.quiver-tool__blurb { margin: 0; color: var(--wp--preset--color--contrast-2); font-size: 0.88rem; line-height: 1.55; }

/* ---- Tabs ---- */
.qt-tabs {
	display: flex; flex-wrap: wrap; gap: 0.35rem;
	border-bottom: 1px solid var(--wp--preset--color--border);
	margin-bottom: 1.25rem;
}
.qt-tab {
	appearance: none; background: transparent; cursor: pointer;
	border: 1px solid transparent; border-bottom: none;
	border-radius: 9px 9px 0 0;
	padding: 0.55rem 0.95rem; margin-bottom: -1px;
	font-family: 'Montserrat', ui-sans-serif, system-ui, sans-serif;
	font-weight: 700; font-size: 0.78rem;
	text-transform: uppercase; letter-spacing: 0.05em;
	color: var(--wp--preset--color--contrast-2);
	transition: color .18s ease, background .18s ease;
}
.qt-tab:hover { color: var(--wp--preset--color--contrast); }
.qt-tab[aria-selected="true"] {
	color: var(--wp--preset--color--primary);
	border-color: var(--wp--preset--color--border);
	border-bottom: 1px solid var(--wp--preset--color--surface);
	background: var(--wp--preset--color--surface);
}
.qt-panel[hidden] { display: none; }

/* ---- Form furniture ---- */
.qt-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 0.9rem 1rem; }
.qt-grid.is-tight { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.qt-field { display: flex; flex-direction: column; gap: 0.3rem; min-width: 0; }
.qt-field > label {
	font-weight: 600; font-size: 0.8rem;
	color: var(--wp--preset--color--contrast);
	letter-spacing: 0.01em;
}
.qt-field input[type="text"],
.qt-field input[type="number"],
.qt-field select,
.qt-field textarea {
	width: 100%;
	background: var(--wp--preset--color--base);
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 9px;
	color: var(--wp--preset--color--contrast);
	font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
	font-size: 0.9rem; line-height: 1.4;
	padding: 0.55rem 0.7rem;
	transition: border-color .16s ease, box-shadow .16s ease;
	-webkit-appearance: none; appearance: none;
}
.qt-field select { font-family: inherit; }
.qt-field input:focus, .qt-field select:focus, .qt-field textarea:focus {
	outline: none;
	border-color: var(--wp--preset--color--primary);
	box-shadow: 0 0 0 3px color-mix(in srgb, var(--wp--preset--color--primary) 20%, transparent);
}
.qt-field input::placeholder { color: var(--wp--preset--color--contrast-2); opacity: 0.75; }
.qt-field input.is-invalid { border-color: var(--wp--preset--color--primary); }
.qt-hint { font-size: 0.74rem; color: var(--wp--preset--color--contrast-2); line-height: 1.45; }

.qt-check { display: flex; align-items: flex-start; gap: 0.55rem; font-size: 0.85rem; line-height: 1.45; cursor: pointer; }
.qt-check input[type="checkbox"] {
	appearance: none; -webkit-appearance: none;
	flex: 0 0 auto; width: 1.05rem; height: 1.05rem; margin-top: 0.12rem;
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 5px; background: var(--wp--preset--color--base); cursor: pointer;
	display: grid; place-items: center; transition: background .15s ease, border-color .15s ease;
}
.qt-check input[type="checkbox"]:checked { background: var(--wp--preset--color--primary); border-color: var(--wp--preset--color--primary); }
.qt-check input[type="checkbox"]:checked::after {
	content: ""; width: 0.28rem; height: 0.55rem;
	border: solid var(--wp--preset--color--base); border-width: 0 2px 2px 0;
	transform: rotate(45deg) translate(-1px, -1px);
}
.qt-check input[type="checkbox"]:focus-visible { outline: 2px solid var(--wp--preset--color--primary); outline-offset: 2px; }
.qt-check span { color: var(--wp--preset--color--contrast-2); }
.qt-checks { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 0.6rem 1rem; }

/* ---- Buttons ---- */
.qt-actions { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1.1rem; align-items: center; }
.qt-btn {
	appearance: none; cursor: pointer;
	background: var(--wp--preset--color--primary);
	color: var(--wp--preset--color--base);
	border: 1px solid var(--wp--preset--color--primary);
	border-radius: 9px;
	font-family: 'Montserrat', ui-sans-serif, system-ui, sans-serif;
	font-weight: 700; font-size: 0.76rem;
	text-transform: uppercase; letter-spacing: 0.045em;
	padding: 0.6rem 1.05rem;
	transition: background .16s ease, color .16s ease, transform .05s ease;
}
.qt-btn:hover { background: var(--wp--preset--color--primary-2); border-color: var(--wp--preset--color--primary-2); }
.qt-btn:active { transform: translateY(1px); }
.qt-btn--ghost { background: transparent; color: var(--wp--preset--color--contrast-2); border-color: var(--wp--preset--color--border); }
.qt-btn--ghost:hover { background: transparent; color: var(--wp--preset--color--primary); border-color: var(--wp--preset--color--primary); }
.qt-btn--sm { padding: 0.38rem 0.7rem; font-size: 0.68rem; }
.qt-btn[disabled] { opacity: 0.45; cursor: not-allowed; }

/* ---- Messages ---- */
.qt-error, .qt-note {
	border-radius: 10px; padding: 0.7rem 0.9rem;
	font-size: 0.85rem; line-height: 1.5; margin-top: 1rem;
	border: 1px solid var(--wp--preset--color--border);
	background: color-mix(in srgb, var(--wp--preset--color--base) 70%, transparent);
}
.qt-error { border-left: 3px solid var(--wp--preset--color--primary); color: var(--wp--preset--color--contrast); }
.qt-note { border-left: 3px solid var(--wp--preset--color--contrast-2); color: var(--wp--preset--color--contrast-2); }
.qt-note strong, .qt-error strong { color: var(--wp--preset--color--contrast); }
.qt-note code, .qt-error code { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.9em; color: var(--wp--preset--color--primary-2); }

/* ---- Result rows ---- */
.qt-out { margin-top: 1.35rem; }
.qt-out__title {
	font-family: 'Montserrat', ui-sans-serif, system-ui, sans-serif;
	font-weight: 700; font-size: 0.72rem;
	text-transform: uppercase; letter-spacing: 0.08em;
	color: var(--wp--preset--color--primary);
	margin: 1.4rem 0 0.6rem;
}
.qt-out__title:first-child { margin-top: 0; }

.qt-rows { display: grid; gap: 1px; background: var(--wp--preset--color--border); border: 1px solid var(--wp--preset--color--border); border-radius: 11px; overflow: hidden; }
.qt-row { display: grid; grid-template-columns: minmax(9rem, 34%) 1fr auto; gap: 0.5rem; align-items: baseline; background: var(--wp--preset--color--base); padding: 0.55rem 0.8rem; }
.qt-row__k { color: var(--wp--preset--color--contrast-2); font-size: 0.78rem; }
.qt-row__v { color: var(--wp--preset--color--contrast); font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.88rem; word-break: break-all; min-width: 0; }
.qt-row__v.is-plain { font-family: inherit; font-size: 0.85rem; word-break: normal; }
.qt-row__v em { color: var(--wp--preset--color--primary-2); font-style: normal; }
.qt-row.is-highlight .qt-row__v { color: var(--wp--preset--color--primary-2); font-weight: 600; }
@media (max-width: 560px) {
	.qt-row { grid-template-columns: 1fr auto; }
	.qt-row__k { grid-column: 1 / -1; }
}

/* Inline copy affordance */
.qt-copy {
	appearance: none; background: transparent; cursor: pointer;
	border: 1px solid transparent; border-radius: 6px;
	color: var(--wp--preset--color--contrast-2);
	font-size: 0.68rem; letter-spacing: 0.04em; text-transform: uppercase;
	font-family: 'Montserrat', ui-sans-serif, system-ui, sans-serif; font-weight: 700;
	padding: 0.15rem 0.4rem; opacity: 0; transition: opacity .15s ease, color .15s ease;
}
.qt-row:hover .qt-copy, .qt-copy:focus-visible { opacity: 1; }
.qt-copy:hover { color: var(--wp--preset--color--primary); }
.qt-copy.is-done { opacity: 1; color: var(--wp--preset--color--primary); }
@media (hover: none) { .qt-copy { opacity: 1; } }

/* ---- Binary visualiser ---- */
.qt-bits {
	display: flex; flex-wrap: wrap; gap: 0.55rem;
	font-family: 'JetBrains Mono', ui-monospace, monospace;
	background: var(--wp--preset--color--base);
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 11px; padding: 0.8rem; margin-bottom: 0.6rem;
}
.qt-bits__octet { display: flex; gap: 1px; }
.qt-bits__octet + .qt-bits__octet::before { content: "."; color: var(--wp--preset--color--contrast-2); margin: 0 0.2rem 0 -0.35rem; align-self: center; }
.qt-bit {
	width: 1.05rem; height: 1.5rem; display: grid; place-items: center;
	font-size: 0.76rem; border-radius: 3px;
}
.qt-bit.is-net { background: color-mix(in srgb, var(--wp--preset--color--primary) 26%, transparent); color: var(--wp--preset--color--contrast); }
.qt-bit.is-host { background: var(--wp--preset--color--surface-2); color: var(--wp--preset--color--contrast-2); }
.qt-legend { display: flex; flex-wrap: wrap; gap: 1rem; font-size: 0.75rem; color: var(--wp--preset--color--contrast-2); }
.qt-legend span { display: inline-flex; align-items: center; gap: 0.4rem; }
.qt-legend i { width: 0.8rem; height: 0.8rem; border-radius: 3px; display: inline-block; }
.qt-legend i.is-net { background: color-mix(in srgb, var(--wp--preset--color--primary) 26%, transparent); }
.qt-legend i.is-host { background: var(--wp--preset--color--surface-2); }
@media (max-width: 620px) { .qt-bit { width: 0.85rem; font-size: 0.66rem; } }

/* ---- Tables (subnet splits) ---- */
.qt-tablewrap { overflow-x: auto; border: 1px solid var(--wp--preset--color--border); border-radius: 11px; }
.qt-table { width: 100%; border-collapse: collapse; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.82rem; }
.qt-table th, .qt-table td { padding: 0.45rem 0.7rem; text-align: left; white-space: nowrap; border-bottom: 1px solid var(--wp--preset--color--border); }
.qt-table th {
	font-family: 'Montserrat', ui-sans-serif, system-ui, sans-serif;
	font-size: 0.68rem; text-transform: uppercase; letter-spacing: 0.06em; font-weight: 700;
	color: var(--wp--preset--color--contrast-2); background: var(--wp--preset--color--surface-2);
	position: sticky; top: 0;
}
.qt-table tbody tr:last-child td { border-bottom: none; }
.qt-table tbody tr:hover td { background: color-mix(in srgb, var(--wp--preset--color--primary) 7%, transparent); }
.qt-table td:first-child { color: var(--wp--preset--color--contrast-2); }
.qt-table td.is-key { color: var(--wp--preset--color--primary-2); }
.qt-scroll { max-height: 26rem; overflow-y: auto; }

/* ---- Repeatable rows (VLANs, port groups) ---- */
.qt-repeat { display: flex; flex-direction: column; gap: 0.6rem; }
.qt-repeat__row {
	display: grid; gap: 0.5rem; align-items: end;
	grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
	background: var(--wp--preset--color--base);
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 11px; padding: 0.7rem;
}
.qt-repeat__row .qt-del {
	appearance: none; background: transparent; cursor: pointer;
	border: 1px solid var(--wp--preset--color--border); border-radius: 8px;
	color: var(--wp--preset--color--contrast-2);
	width: 2rem; height: 2.1rem; font-size: 1rem; line-height: 1;
	grid-column: 1 / -1; justify-self: end; flex: 0 0 auto;
	transition: color .15s ease, border-color .15s ease;
}
.qt-repeat__row .qt-del:hover { color: var(--wp--preset--color--primary); border-color: var(--wp--preset--color--primary); }
/* The remove button takes its own full-width line at the end of each row and
   sits hard right. Spanning the tracks is what actually pins it to the edge —
   justify-self alone only aligns it inside whichever cell it landed in, which
   on the eight-column ACL rows left it stranded mid-row. */

/* ---- Collapsible sections ---- */
.qt-section { border: 1px solid var(--wp--preset--color--border); border-radius: 12px; margin-bottom: 0.7rem; background: var(--wp--preset--color--base); }
.qt-section > summary {
	cursor: pointer; list-style: none; padding: 0.7rem 0.9rem;
	font-family: 'Montserrat', ui-sans-serif, system-ui, sans-serif;
	font-weight: 700; font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.05em;
	color: var(--wp--preset--color--contrast);
	display: flex; align-items: center; gap: 0.55rem;
}
.qt-section > summary::-webkit-details-marker { display: none; }
.qt-section > summary::before {
	content: ""; width: 0; height: 0; flex: 0 0 auto;
	border-left: 5px solid var(--wp--preset--color--primary);
	border-top: 4px solid transparent; border-bottom: 4px solid transparent;
	transition: transform .18s ease;
}
.qt-section[open] > summary::before { transform: rotate(90deg); }
.qt-section > summary:hover { color: var(--wp--preset--color--primary); }
.qt-section__body { padding: 0 0.9rem 0.9rem; border-top: 1px solid var(--wp--preset--color--border); padding-top: 0.9rem; }
.qt-section__count { margin-left: auto; font-size: 0.7rem; color: var(--wp--preset--color--contrast-2); letter-spacing: 0; text-transform: none; font-weight: 500; }

/* ---- Generated config output (reuses the terminal look) ---- */
.qt-config { border: 1px solid var(--wp--preset--color--border); border-radius: 12px; overflow: hidden; background: var(--wp--preset--color--base); margin-top: 0.6rem; }
.qt-config__bar {
	display: flex; align-items: center; gap: 0.45rem;
	padding: 0.5rem 0.75rem; border-bottom: 1px solid var(--wp--preset--color--border);
	background: var(--wp--preset--color--surface-2);
}
.qt-config__bar .quiver-tdot { width: 0.66rem; height: 0.66rem; border-radius: 50%; background: var(--wp--preset--color--border); display: inline-block; }
.qt-config__bar .quiver-tdot.is-live { background: var(--wp--preset--color--primary); }
.qt-config__title { margin-left: 0.4rem; font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.7rem; color: var(--wp--preset--color--contrast-2); }
.qt-config__actions { margin-left: auto; display: flex; gap: 0.35rem; }
.qt-config pre {
	margin: 0; padding: 0.9rem 1rem; max-height: 32rem; overflow: auto;
	font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
	font-size: 0.8rem; line-height: 1.6; white-space: pre;
	color: var(--wp--preset--color--contrast); background: transparent; border: 0;
	tab-size: 2;
}
.qt-config pre .c { color: var(--wp--preset--color--contrast-2); }
.qt-config pre .k { color: var(--wp--preset--color--primary-2); }

/* ---- Chips ---- */
.qt-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: 0.75rem; }
.qt-chip {
	appearance: none; cursor: pointer;
	background: var(--wp--preset--color--surface-2);
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 999px; padding: 0.25rem 0.7rem;
	font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 0.72rem;
	color: var(--wp--preset--color--contrast-2);
	transition: color .15s ease, border-color .15s ease;
}
.qt-chip:hover { color: var(--wp--preset--color--primary); border-color: var(--wp--preset--color--primary); }
.qt-chips__label { font-size: 0.72rem; color: var(--wp--preset--color--contrast-2); align-self: center; margin-right: 0.15rem; }

/* ---- No-JS fallback ---- */
.quiver-tool__noscript {
	border-left: 3px solid var(--wp--preset--color--primary);
	background: var(--wp--preset--color--base);
	border-radius: 10px; padding: 0.85rem 1rem;
	font-size: 0.88rem; color: var(--wp--preset--color--contrast-2);
}

/* ---- Tool index cards ---- */
.quiver-toolcard { height: 100%; display: flex; flex-direction: column; }
.quiver-toolcard .wp-block-heading { margin-top: 0; }
.quiver-toolcard p:last-child { margin-bottom: 0; }

@media (prefers-reduced-motion: reduce) {
	.quiver-tool * { transition: none !important; }
}

/* ---- Editable config box ---------------------------------------------- */
.qt-config__edit {
	display: block;
	width: 100%;
	margin: 0;
	border: 0;
	border-radius: 0;
	resize: vertical;
	background: transparent;
	color: var(--wp--preset--color--contrast);
	font-family: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
	font-size: 0.8rem;
	line-height: 1.6;
	padding: 0.9rem 1rem;
	min-height: 20rem;
	max-height: 44rem;
	white-space: pre;
	overflow-wrap: normal;
	overflow: auto;
	tab-size: 2;
	-webkit-appearance: none;
	appearance: none;
}
.qt-config__edit:focus {
	outline: none;
	box-shadow: inset 0 0 0 2px color-mix(in srgb, var(--wp--preset--color--primary) 30%, transparent);
}

/* ---- Saved-to-this-browser panel -------------------------------------- */
.qt-savebox {
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 12px;
	background: var(--wp--preset--color--base);
	padding: 0.9rem;
}
.qt-savebox__head { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; }
.qt-savebox__head .qt-saved__name {
	flex: 1 1 14rem;
	min-width: 0;
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 9px;
	color: var(--wp--preset--color--contrast);
	font-family: inherit;
	font-size: 0.9rem;
	padding: 0.55rem 0.7rem;
	-webkit-appearance: none;
	appearance: none;
}
.qt-savebox__head .qt-saved__name:focus {
	outline: none;
	border-color: var(--wp--preset--color--primary);
	box-shadow: 0 0 0 3px color-mix(in srgb, var(--wp--preset--color--primary) 20%, transparent);
}
.qt-savebox .qt-hint { margin-top: 0.5rem; }
.qt-savebox__warn { border-top: 1px dashed var(--wp--preset--color--border); padding-top: 0.6rem; margin-top: 0.75rem; }

.qt-saved { display: flex; flex-direction: column; gap: 0.4rem; margin-top: 0.6rem; align-items: flex-start; }
.qt-saved__row {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	width: 100%;
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 10px;
	padding: 0.5rem 0.65rem;
}
.qt-saved__meta { display: flex; flex-direction: column; gap: 0.1rem; margin-right: auto; min-width: 0; }
.qt-saved__label {
	color: var(--wp--preset--color--contrast);
	font-weight: 600;
	font-size: 0.86rem;
	overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.qt-saved__when {
	color: var(--wp--preset--color--contrast-2);
	font-family: 'JetBrains Mono', ui-monospace, monospace;
	font-size: 0.7rem;
}
@media (max-width: 520px) {
	.qt-saved__row { flex-wrap: wrap; }
	.qt-saved__meta { flex: 1 0 100%; margin-bottom: 0.35rem; }
}

/* A wrapper that hugs a narrow table instead of stretching to the column
   width and leaving a dead panel to its right. Still scrolls horizontally
   on a phone, because max-width caps it before the min-width wins. */
.qt-tablewrap--fit {
	display: inline-block;
	max-width: 100%;
	vertical-align: top;
}

/* ---- Permission grid --------------------------------------------------- */
.qt-permgrid { width: auto; min-width: 20rem; }
.qt-permgrid th[scope="row"] {
	font-family: 'JetBrains Mono', ui-monospace, monospace;
	text-transform: none;
	letter-spacing: 0;
	font-size: 0.8rem;
	background: transparent;
	color: var(--wp--preset--color--contrast-2);
	white-space: pre;
}
.qt-permgrid td { text-align: center; }
.qt-permgrid tbody tr:hover td { background: transparent; }
.qt-permgrid input[type="checkbox"] {
	appearance: none; -webkit-appearance: none;
	width: 1.15rem; height: 1.15rem; margin: 0;
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 5px; background: var(--wp--preset--color--base); cursor: pointer;
	display: inline-grid; place-items: center;
	transition: background .15s ease, border-color .15s ease;
	vertical-align: middle;
}
.qt-permgrid input[type="checkbox"]:checked {
	background: var(--wp--preset--color--primary);
	border-color: var(--wp--preset--color--primary);
}
.qt-permgrid input[type="checkbox"]:checked::after {
	content: ""; width: 0.3rem; height: 0.58rem;
	border: solid var(--wp--preset--color--base); border-width: 0 2px 2px 0;
	transform: rotate(45deg) translate(-1px, -1px);
}
.qt-permgrid input[type="checkbox"]:focus-visible {
	outline: 2px solid var(--wp--preset--color--primary);
	outline-offset: 2px;
}

/* Tables whose cells carry prose rather than values */
.qt-table--wrap th, .qt-table--wrap td { white-space: normal; }
.qt-table--wrap td:nth-child(n+4) {
	font-family: inherit;
	font-size: 0.82rem;
	line-height: 1.45;
	min-width: 12rem;
	color: var(--wp--preset--color--contrast-2);
}

/* ---- Section rail (index of the tools on the page) --------------------- */
.qt-rail {
	background: var(--wp--preset--color--surface);
	border: 1px solid var(--wp--preset--color--border);
	border-radius: 14px;
	padding: 0.55rem;
	margin: 1.75rem 0;
	z-index: 20;
}
.qt-rail__label {
	display: block;
	font-family: 'Montserrat', ui-sans-serif, system-ui, sans-serif;
	font-weight: 700;
	font-size: 0.62rem;
	text-transform: uppercase;
	letter-spacing: 0.09em;
	color: var(--wp--preset--color--contrast-2);
	padding: 0.1rem 0.55rem 0.45rem;
}
.qt-rail__links { display: flex; gap: 0.25rem; }
.qt-rail__link {
	display: block;
	padding: 0.4rem 0.6rem;
	border-radius: 8px;
	font-size: 0.82rem;
	line-height: 1.3;
	color: var(--wp--preset--color--contrast-2);
	text-decoration: none;
	white-space: nowrap;
	border: 1px solid transparent;
	transition: color .15s ease, background .15s ease, border-color .15s ease;
}
.qt-rail__link:hover {
	color: var(--wp--preset--color--primary);
	background: var(--wp--preset--color--surface-2);
}
.qt-rail__link.is-active {
	color: var(--wp--preset--color--primary-2);
	background: var(--wp--preset--color--surface-2);
	font-weight: 600;
}

/* Narrow screens: a sticky horizontal strip below the site header. */
@media (max-width: 1239.98px) {
	.qt-rail { position: sticky; top: 4.25rem; }
	.qt-rail__links {
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		scrollbar-width: none;
	}
	.qt-rail__links::-webkit-scrollbar { display: none; }
	.qt-rail__link { flex: 0 0 auto; }
}

/* Wide screens: a fixed vertical rail tucked into the left gutter. The 46rem
   content column is centred, so 36.5rem from the centre lands the rail just
   left of it with a small gap; it clamps to 1rem if the window ever narrows
   past the media query. */
@media (min-width: 1240px) {
	.qt-rail {
		position: fixed;
		top: 7.5rem;
		left: max(1rem, calc(50% - 37rem));
		width: 11rem;
		margin: 0;
	}
	.qt-rail__links { flex-direction: column; }
	.qt-rail__link { white-space: normal; }
}

/* Anchor jumps (and the rail's own scroll) clear the sticky header. */
.quiver-tool__title { scroll-margin-top: 5.5rem; }