/*
 * Concilium — glass and polish layer.
 * A restrained "liquid glass" finish on top of site.css: a floating glass menu once the
 * reader scrolls, frosted surfaces where something sits over colour or imagery, and
 * calm hover motion on buttons, cards and links. Respects reduced motion and reduced transparency.
 */

:root {
	--glass-bg: rgba(255, 255, 255, .62);
	--glass-bg-strong: rgba(255, 255, 255, .78);
	--glass-edge: rgba(255, 255, 255, .7);
	--glass-line: rgba(149, 114, 48, .16);
	--glass-blur: blur(22px) saturate(170%);
	--glass-shadow:
		inset 0 1px 0 rgba(255, 255, 255, .95),
		inset 0 -1px 0 rgba(149, 114, 48, .10),
		0 1px 2px rgba(43, 33, 18, .06),
		0 14px 34px -14px rgba(43, 33, 18, .30);
	--ease-out: cubic-bezier(.22, .8, .24, 1);
	--ease-spring: cubic-bezier(.34, 1.36, .64, 1);
}

html { scroll-padding-top: 96px; }
body { text-rendering: optimizeLegibility; }
p, li { text-wrap: pretty; }
.cn-facts dt, .cn-tile__num, .cn-kicker time { font-variant-numeric: tabular-nums; }

/* ------------------------------------------------------------------ */
/* Floating glass menu                                                  */
/* ------------------------------------------------------------------ */
.cn-glass {
	position: fixed; z-index: 80; top: 14px; left: 50%;
	width: min(1220px, calc(100% - 32px));
	translate: -50% calc(-100% - 28px);
	opacity: 0;
	transition: translate .55s var(--ease-out), opacity .35s var(--ease-out);
	pointer-events: none;
}
.is-glass .cn-glass { translate: -50% 0; opacity: 1; pointer-events: auto; }
.cn-glass__in {
	position: relative; isolation: isolate;
	display: flex; align-items: center; gap: 18px;
	min-height: 64px; padding: 8px 10px 8px 16px;
	border-radius: 20px;
	background: linear-gradient(180deg, rgba(255,255,255,.74) 0%, rgba(255,255,255,.56) 100%);
	-webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
	border: 1px solid var(--glass-edge);
	box-shadow: var(--glass-shadow), 0 0 0 1px var(--glass-line);
}
/* The "liquid" part: a soft specular highlight that slides across the bar as the page moves. */
.cn-glass__in::before {
	content: ''; position: absolute; inset: 0; z-index: -1; border-radius: inherit; pointer-events: none;
	background:
		radial-gradient(120% 140% at var(--glass-x, 20%) -40%, rgba(255,255,255,.85), rgba(255,255,255,0) 46%),
		radial-gradient(80% 120% at 100% 140%, rgba(201,165,90,.16), rgba(201,165,90,0) 60%);
	transition: background-position .3s linear;
}
.cn-glass__in::after {
	content: ''; position: absolute; inset: 1px; z-index: -1; border-radius: 19px; pointer-events: none;
	background: linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,0) 42%);
	opacity: .6;
}
.cn-glass__home { display: flex; align-items: center; gap: 10px; flex: none; text-decoration: none; color: var(--deep); }
.cn-glass__seal { width: 36px; height: auto; transition: transform .45s var(--ease-spring); }
.cn-glass__home:hover .cn-glass__seal { transform: rotate(-6deg) scale(1.06); }
.cn-glass__name { font-family: var(--display); font-weight: 600; font-size: 22px; letter-spacing: .16em; text-transform: uppercase; line-height: 1; }
.cn-glass__nav { flex: 1; min-width: 0; }
.cn-glass__nav ul { display: flex; justify-content: center; gap: 2px; list-style: none; }
.cn-glass__nav a {
	position: relative; display: inline-flex; align-items: center; min-height: 42px; padding: 0 14px; border-radius: 12px;
	font-family: var(--sans); font-size: 15.5px; font-weight: 600; color: var(--deep); text-decoration: none;
	transition: background-color .25s var(--ease-out), color .25s var(--ease-out);
}
.cn-glass__nav a:hover { background: rgba(149, 114, 48, .10); color: var(--deep); }
.cn-glass__nav a[aria-current] { background: rgba(255,255,255,.75); box-shadow: inset 0 0 0 1px var(--glass-line), 0 2px 8px -4px rgba(43,33,18,.25); }
.cn-glass__end { display: flex; align-items: center; gap: 6px; flex: none; }
.cn-glass__icon, .cn-glass__menu {
	display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 12px;
	border: 0; background: transparent; color: var(--deep); cursor: pointer;
	transition: background-color .25s var(--ease-out), transform .2s var(--ease-out);
}
.cn-glass__icon:hover, .cn-glass__menu:hover { background: rgba(149, 114, 48, .10); color: var(--deep); }
.cn-glass__icon:active, .cn-glass__menu:active { transform: scale(.94); }
.cn-glass__sub { border-radius: 12px; min-height: 42px; padding: 8px 18px; }
.cn-glass__menu { display: none; }

/* Without backdrop support, keep the bar readable. */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
	.cn-glass__in, .cn-drawer__panel, .cn-frost { background: rgba(255,255,255,.96) !important; }
}

/* ------------------------------------------------------------------ */
/* Buttons: sheen, lift and press                                       */
/* ------------------------------------------------------------------ */
.cn-btn {
	position: relative; overflow: hidden; isolation: isolate;
	transition: background-color .25s var(--ease-out), color .25s var(--ease-out), border-color .25s var(--ease-out),
		box-shadow .3s var(--ease-out), transform .25s var(--ease-out);
}
.cn-btn::after {
	content: ''; position: absolute; top: 0; bottom: 0; left: -60%; width: 45%; z-index: -1; pointer-events: none;
	background: linear-gradient(100deg, rgba(255,255,255,0) 0%, rgba(255,255,255,.38) 50%, rgba(255,255,255,0) 100%);
	transform: skewX(-18deg) translateX(0);
	transition: transform .75s var(--ease-out);
}
.cn-btn:hover {
	transform: translateY(-2px);
	box-shadow: 0 1px 0 rgba(255,255,255,.25) inset, 0 12px 24px -12px rgba(110, 84, 24, .65);
}
.cn-btn:hover::after { transform: skewX(-18deg) translateX(420%); }
.cn-btn:active { transform: translateY(0) scale(.97); box-shadow: 0 4px 10px -6px rgba(110, 84, 24, .6); transition-duration: .1s; }
.cn-btn--line { background: rgba(255,255,255,.4); }
.cn-btn--line::after { background: linear-gradient(100deg, rgba(201,165,90,0) 0%, rgba(201,165,90,.22) 50%, rgba(201,165,90,0) 100%); }
.cn-btn--line:hover { background: var(--gold-btn); color: var(--white); border-color: var(--gold-btn); }
.cn-bar .cn-bar__sub { transition: background-color .25s var(--ease-out), box-shadow .25s var(--ease-out), transform .2s var(--ease-out); border-radius: 2px; }
.cn-bar .cn-bar__sub:hover { box-shadow: 0 6px 16px -8px rgba(0,0,0,.45); transform: translateY(-1px); }
.cn-link .cn-icon { transition: transform .35s var(--ease-spring); }
.cn-link:hover .cn-icon { transform: translateX(5px); }

/* Main nav: an underline that grows from the centre. */
.cn-nav a { position: relative; border-bottom: 0; transition: color .25s var(--ease-out); }
.cn-nav a::after {
	content: ''; position: absolute; left: 16px; right: 16px; bottom: 6px; height: 2px; border-radius: 2px; background: var(--gold);
	transform: scaleX(0); transform-origin: center; transition: transform .35s var(--ease-out);
}
.cn-nav a:hover::after, .cn-nav a[aria-current]::after { transform: scaleX(1); }

/* ------------------------------------------------------------------ */
/* Frosted surfaces                                                     */
/* ------------------------------------------------------------------ */
/* Quick links sit on a softly lit cream band; the cards are frosted glass over it. */
.cn-quick {
	position: relative; overflow: hidden;
	background:
		radial-gradient(40% 120% at 8% 0%, rgba(201,165,90,.28), rgba(201,165,90,0) 70%),
		radial-gradient(36% 140% at 92% 100%, rgba(149,114,48,.20), rgba(149,114,48,0) 70%),
		var(--cream);
}
.cn-quick__list a {
	position: relative; border-radius: 14px;
	background: var(--glass-bg);
	-webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
	border: 1px solid var(--glass-edge); border-top: 1px solid var(--glass-edge);
	box-shadow: var(--glass-shadow);
	transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background-color .35s var(--ease-out);
}
.cn-quick__list a::before {
	content: ''; position: absolute; left: 22px; right: 22px; top: 0; height: 3px; border-radius: 0 0 3px 3px; background: var(--gold);
	transform: scaleX(.35); transform-origin: left; transition: transform .45s var(--ease-out);
}
.cn-quick__list a:hover {
	transform: translateY(-4px); background: var(--glass-bg-strong);
	box-shadow: inset 0 1px 0 rgba(255,255,255,.95), 0 22px 40px -18px rgba(43, 33, 18, .38), 0 0 0 1px var(--glass-line);
	border-color: var(--glass-edge);
}
.cn-quick__list a:hover::before { transform: scaleX(1); }
.cn-quick__icon { display: inline-flex; width: 44px; height: 44px; align-items: center; justify-content: center; border-radius: 12px; background: rgba(201,165,90,.16); box-shadow: inset 0 0 0 1px rgba(149,114,48,.14); transition: transform .45s var(--ease-spring), background-color .3s; }
.cn-quick__list a:hover .cn-quick__icon { transform: translateY(-2px) rotate(-4deg); background: rgba(201,165,90,.26); }

/* Hero: the cover rests on a lit, frosted plinth. */
.cn-hero__cover { position: relative; border-radius: 22px; overflow: hidden; isolation: isolate; }
.cn-hero__cover::before {
	content: ''; position: absolute; inset: 0; z-index: -1;
	background: radial-gradient(60% 55% at 50% 45%, rgba(201,165,90,.35), rgba(201,165,90,0) 70%), var(--cream);
}
.cn-hero__cover .cn-cover__img { border-radius: 4px; transition: transform .6s var(--ease-out), box-shadow .6s var(--ease-out); }
.cn-hero__cover:hover .cn-cover__img { transform: translateY(-6px) rotate(-.6deg); box-shadow: 0 1px 0 rgba(0,0,0,.04), 0 30px 50px -18px rgba(43, 33, 18, .45); }

/* Covers and cards */
.cn-cover__img { border-radius: 3px; outline: 1px solid rgba(0,0,0,.06); outline-offset: -1px; }
.cn-tile .cn-cover { transition: transform .45s var(--ease-out), filter .45s var(--ease-out); }
.cn-tile:hover .cn-cover { transform: translateY(-6px); filter: drop-shadow(0 18px 22px rgba(43,33,18,.22)); }
.cn-card__img { border-radius: 10px; }
.cn-card__img img { transition: transform .7s var(--ease-out); }
.cn-card:hover .cn-card__img img { transform: scale(1.04); }
.cn-card--row .cn-card__img { border-radius: 8px; }

/* The quote band: the text sits on a pane of tinted glass. */
.cn-quote { position: relative; overflow: hidden; background:
	radial-gradient(50% 90% at 85% 10%, rgba(255,255,255,.18), rgba(255,255,255,0) 60%),
	radial-gradient(40% 80% at 0% 100%, rgba(59,44,18,.25), rgba(59,44,18,0) 70%),
	var(--gold); }
.cn-quote__photo img { border-radius: 16px; box-shadow: 0 30px 60px -28px rgba(43,33,18,.65); }
.cn-quote.has-photo .cn-quote__text {
	padding: clamp(26px, 3vw, 40px); border-radius: 20px;
	background: linear-gradient(160deg, rgba(255,255,255,.16), rgba(255,255,255,.05));
	-webkit-backdrop-filter: blur(14px) saturate(140%); backdrop-filter: blur(14px) saturate(140%);
	box-shadow: inset 0 1px 0 rgba(255,255,255,.35), inset 0 0 0 1px rgba(255,255,255,.18), 0 24px 50px -30px rgba(43,33,18,.6);
}

/* Video list: dark frosted rows. */
.cn-videos { background:
	radial-gradient(45% 70% at 90% 0%, rgba(201,165,90,.14), rgba(201,165,90,0) 70%),
	var(--dark); }
.cn-player__stage { border-radius: 16px; overflow: hidden; box-shadow: 0 30px 60px -30px rgba(0,0,0,.7); }
.cn-player__list a { border-radius: 12px; transition: background-color .3s var(--ease-out), border-color .3s var(--ease-out), transform .3s var(--ease-out); }
.cn-player__list a img { border-radius: 8px; }
.cn-player__list a:hover { background: rgba(255,255,255,.07); transform: translateX(3px); }
.cn-player__list a[aria-current] { background: rgba(255,255,255,.08); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-color: rgba(201,165,90,.55); box-shadow: inset 0 1px 0 rgba(255,255,255,.08); }
.cn-player__btn { -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); background: rgba(133,102,31,.82); box-shadow: inset 0 1px 0 rgba(255,255,255,.35), 0 10px 30px rgba(0,0,0,.35); transition: transform .45s var(--ease-spring), background-color .25s; }

/* Inner page title band: soft light instead of a flat fill. */
.cn-head { background:
	radial-gradient(38% 120% at 100% 0%, rgba(201,165,90,.22), rgba(201,165,90,0) 70%),
	radial-gradient(30% 90% at 0% 100%, rgba(149,114,48,.10), rgba(149,114,48,0) 70%),
	var(--cream); }

/* Frosted panels used across inner pages. */
.cn-aside, .cn-faq__more, .cn-board__contact, .cn-frost {
	border-radius: 16px;
	background: linear-gradient(160deg, rgba(255,255,255,.7), rgba(247,243,234,.85));
	-webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
	box-shadow: var(--glass-shadow), 0 0 0 1px var(--glass-line);
	border-top: 0;
}
.cn-aside { top: 104px; }
.cn-aside a { transition: color .25s var(--ease-out), padding-left .3s var(--ease-out); }
.cn-aside a:hover { padding-left: 6px; color: var(--gold-text); }

/* Board and committee portraits. */
.cn-person__photo { border-radius: 14px; box-shadow: 0 1px 0 rgba(0,0,0,.03), 0 16px 30px -22px rgba(43,33,18,.5); }
.cn-person__photo img { transition: transform .7s var(--ease-out), filter .7s var(--ease-out); }
.cn-person:hover .cn-person__photo img { transform: scale(1.04); }
.cn-person details[open] summary { color: var(--gold-text); }

/* FAQ items open with a little air. */
.cn-faq__item summary { transition: color .25s var(--ease-out); }
.cn-faq__item summary::after { transition: transform .35s var(--ease-out); }
.cn-faq__item[open] summary::after { transform: rotate(180deg); }
.cn-faq__pubs a { border-radius: 12px; transition: background-color .3s var(--ease-out), border-color .3s var(--ease-out), transform .3s var(--ease-out), box-shadow .3s var(--ease-out); }
.cn-faq__pubs a:hover { transform: translateY(-2px); box-shadow: 0 14px 28px -18px rgba(43,33,18,.4); }

/* Edition switcher, citation box, search field, tables. */
.cn-editions, .cn-cite { border-radius: 14px; overflow: hidden; }
.cn-search input[type="search"] { border-radius: 12px 0 0 12px; transition: box-shadow .25s var(--ease-out), border-color .25s; }
.cn-search input[type="search"]:focus { outline: none; border-color: var(--gold-btn); box-shadow: 0 0 0 4px rgba(201,165,90,.25); }
.cn-search .cn-btn { border-radius: 0 12px 12px 0; }
.cn-searchbar {
	background: rgba(247,243,234,.75);
	-webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
}
.cn-prose img { border-radius: 10px; }
.cn-prose table { border-radius: 12px; overflow: hidden; }

/* Phone menu: a frosted sheet. */
.cn-drawer__panel {
	background: rgba(255,255,255,.82);
	-webkit-backdrop-filter: var(--glass-blur); backdrop-filter: var(--glass-blur);
	border-radius: 0 0 20px 20px; border-bottom: 0;
	box-shadow: var(--glass-shadow);
}
.cn-drawer summary { border-radius: 12px; transition: background-color .25s var(--ease-out); }
.cn-drawer summary:hover { background: var(--cream); }

/* Footer links */
.cn-foot a { transition: color .25s var(--ease-out); }

/* Keyboard focus stays clear on glass. */
.cn-glass a:focus-visible, .cn-glass button:focus-visible, .cn-btn:focus-visible, .cn-quick__list a:focus-visible {
	outline: 2px solid var(--gold-btn); outline-offset: 3px;
}

/* ------------------------------------------------------------------ */
/* Small screens                                                        */
/* ------------------------------------------------------------------ */
@media (max-width: 1100px) {
	.cn-glass__nav a { padding: 0 10px; font-size: 15px; }
	.cn-glass__name { display: none; }
}
@media (max-width: 980px) {
	.cn-glass { top: 10px; width: calc(100% - 20px); }
	.cn-glass__in { min-height: 58px; padding: 6px 6px 6px 12px; border-radius: 18px; }
	.cn-glass__nav { display: none; }
	.cn-glass__name { display: inline; font-size: 20px; }
	.cn-glass__home { flex: 1; }
	.cn-glass__menu { display: inline-flex; }
}
@media (max-width: 420px) {
	.cn-glass__sub { display: none; }
}

/* ------------------------------------------------------------------ */
/* Preferences                                                          */
/* ------------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
	.cn-glass, .cn-btn, .cn-btn::after, .cn-quick__list a, .cn-quick__list a::before, .cn-tile .cn-cover,
	.cn-card__img img, .cn-person__photo img, .cn-hero__cover .cn-cover__img, .cn-nav a::after, .cn-player__list a {
		transition-duration: .01ms !important;
	}
	.cn-btn:hover, .cn-quick__list a:hover, .cn-tile:hover .cn-cover, .cn-hero__cover:hover .cn-cover__img { transform: none; }
	.cn-btn::after { display: none; }
}
@media (prefers-reduced-transparency: reduce) {
	.cn-glass__in, .cn-quick__list a, .cn-aside, .cn-faq__more, .cn-board__contact, .cn-drawer__panel, .cn-searchbar, .cn-quote.has-photo .cn-quote__text {
		-webkit-backdrop-filter: none !important; backdrop-filter: none !important;
	}
	.cn-glass__in, .cn-quick__list a, .cn-drawer__panel { background: #FFFFFF !important; }
}
@media print { .cn-glass { display: none !important; } }

/* Rounded corners kept consistent with the glass surfaces. */
.cn-btn { border-radius: 10px; }
.cn-search .cn-btn { border-radius: 0 12px 12px 0; }
.cn-issue__cover, .cn-issue-cover, .cn-single-issue .cn-cover { border-radius: 16px; }