/* ── Fast-Fold Poker Masterclass — scoped page styles ─────────────────────
   Layered on top of texas-holdem.css. Everything is scoped under
   body.btf-ff-page; token aliases map onto the shared --th-* palette.
   Mobile-first; component breakpoints live with their components.

   Structure: hero → adjustments (tabs) → changes (table) → ranges (bars)
   → sites (cards) → tips (cheat sheet) → summary (felt).
   ───────────────────────────────────────────────────────────────────── */

body.btf-ff-page {
	--btf-ff-forest:  var( --th-forest );
	--btf-ff-forest-2: var( --th-forest-2 );
	--btf-ff-forest-3: var( --th-forest-3 );
	--btf-ff-gold:    var( --th-gold );
	--btf-ff-gold-soft: var( --th-gold-soft );
	--btf-ff-cream:   var( --th-cream );
	--btf-ff-cream-2: var( --th-cream-2 );
	--btf-ff-cream-3: var( --th-cream-3 );
	--btf-ff-ink:     var( --th-ink );
	--btf-ff-ink-2:   var( --th-ink-2 );
	--btf-ff-muted:   var( --th-muted );
	--btf-ff-hair:    var( --th-hair );
	--btf-ff-red:     var( --th-red );
	--btf-ff-pro:     var( --th-pro );
	--btf-ff-pro-ink: var( --th-pro-ink );
	--btf-ff-serif:   var( --th-serif );
	--btf-ff-sans:    var( --th-sans );
	--btf-ff-mono:    var( --th-mono );
}

/* ── Selection on dark backgrounds (gold) ─────────────────────────────── */
body.btf-ff-page .btf-ff-hero ::selection,
body.btf-ff-page .btf-ff-hero::selection,
body.btf-ff-page .btf-ff-hero-quote ::selection,
body.btf-ff-page .btf-ff-hero-quote::selection,
body.btf-ff-page .btf-ff-summary ::selection,
body.btf-ff-page .btf-ff-summary::selection,
body.btf-ff-page .btf-ff-adj-tab.active ::selection,
body.btf-ff-page .btf-ff-adj-tab.active::selection,
body.btf-ff-page .btf-ff-tip-icon ::selection,
body.btf-ff-page .btf-ff-tip-icon::selection,
body.btf-ff-page .btf-ff-adj-big-n ::selection,
body.btf-ff-page .btf-ff-adj-big-n::selection,
body.btf-ff-page .btf-ff-ch-head ::selection,
body.btf-ff-page .btf-ff-ch-head::selection {
	background: rgba( 212, 180, 74, .4 );
	color: var( --on-dark );
}

/* ── Universal: shared sub-card heading style ─────────────────────────── */
body.btf-ff-page .btf-ff-h {
	font-family: var( --btf-ff-serif );
	font-weight: 500;
	font-size: 1.05rem;
	letter-spacing: -.01em;
	margin: 0 0 .55em;
	color: var( --btf-ff-ink );
}

/* ── Hero ─────────────────────────────────────────────────────────────── */
body.btf-ff-page .btf-ff-hero-cta {
	display: flex;
	gap: .8rem;
	flex-wrap: wrap;
	margin-top: 1.5rem;
}
body.btf-ff-page .btf-ff-hero-quote {
	background: rgba( 255, 255, 255, .04 );
	border: 1px solid rgba( 255, 255, 255, .1 );
	border-radius: 14px;
	padding: 1.6rem 1.6rem 1.4rem;
	color: var( --btf-ff-cream );
	position: relative;
	font-family: var( --btf-ff-serif );
}
body.btf-ff-page .btf-ff-hq-mark {
	position: absolute;
	top: -.2em;
	left: .6rem;
	font-family: var( --btf-ff-serif );
	font-size: 5rem;
	line-height: 1;
	color: var( --btf-ff-gold-soft );
	opacity: .7;
	pointer-events: none;
}
body.btf-ff-page .prose .btf-ff-hero .btf-ff-hero-quote p,
body.btf-ff-page .btf-ff-hero .btf-ff-hero-quote p {
	font-size: 1.18rem;
	line-height: 1.55;
	margin: 1.5rem 0 1rem;
	color: rgba( 255, 255, 255, .92 );
}
body.btf-ff-page .btf-ff-hero-quote p em {
	color: var( --btf-ff-gold-soft );
	font-style: italic;
}
body.btf-ff-page .btf-ff-hero-quote footer {
	margin-top: 1rem;
	font-family: var( --btf-ff-mono );
	font-size: .72rem;
	letter-spacing: .14em;
	text-transform: uppercase;
	color: var( --btf-ff-gold-soft );
}

/* ── Editorial sections wrapper ───────────────────────────────────────── */
body.btf-ff-page .btf-ff-section {
	padding: 4rem 0 3rem;
	scroll-margin-top: 80px;
}
@media ( max-width: 800px ) {
	body.btf-ff-page .btf-ff-section { padding: 3rem 0 2rem; }
}
body.btf-ff-page .btf-ff-section > .wrap > .btf-th-eyebrow {
	margin-bottom: .9rem;
}
body.btf-ff-page .prose .btf-ff-section h2.btf-th-display,
body.btf-ff-page .btf-ff-section h2.btf-th-display {
	margin: 0 0 .55em;
}
body.btf-ff-page .prose .btf-ff-section .btf-th-lede,
body.btf-ff-page .btf-ff-section .btf-th-lede {
	margin: 0 0 2rem;
	color: var( --btf-ff-ink-2 );
}

/* ── 01 Adjustments — five tabs + deep card ───────────────────────────── */
body.btf-ff-page .btf-ff-adj {
	margin-top: 2rem;
}
body.btf-ff-page .btf-ff-adj-tabs {
	display: grid;
	grid-template-columns: repeat( 5, 1fr );
	gap: .6rem;
	margin-bottom: 2rem;
}
@media ( max-width: 800px ) {
	body.btf-ff-page .btf-ff-adj-tabs { grid-template-columns: 1fr 1fr; }
}
@media ( max-width: 480px ) {
	body.btf-ff-page .btf-ff-adj-tabs { grid-template-columns: 1fr; }
}
body.btf-ff-page .btf-ff-adj-tab {
	background: var( --btf-ff-cream-2 );
	border: 1px solid var( --btf-ff-hair );
	border-radius: 10px;
	padding: .95rem 1rem;
	cursor: pointer;
	text-align: left;
	transition: all .15s;
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	gap: .35em;
}
body.btf-ff-page .btf-ff-adj-tab:hover { border-color: var( --btf-ff-ink-2 ); }
body.btf-ff-page .btf-ff-adj-tab.active {
	background: var( --btf-ff-forest );
	color: var( --btf-ff-cream );
	border-color: var( --btf-ff-forest );
}
body.btf-ff-page .btf-ff-adj-n {
	font-family: var( --btf-ff-mono );
	font-size: .68rem;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var( --btf-ff-muted );
}
body.btf-ff-page .btf-ff-adj-tab.active .btf-ff-adj-n { color: var( --btf-ff-gold-soft ); }
body.btf-ff-page .btf-ff-adj-tab b {
	font-family: var( --btf-ff-serif );
	font-weight: 500;
	font-size: 1rem;
	letter-spacing: -.01em;
	line-height: 1.25;
}
body.btf-ff-page .btf-ff-adj-card[data-ff-hidden="true"] { display: none; }
body.btf-ff-page .btf-ff-adj-card {
	background: var( --btf-ff-cream-2 );
	border: 1px solid var( --btf-ff-hair );
	border-radius: 14px;
	padding: 2rem 2.2rem;
	border-left: 3px solid var( --btf-ff-forest );
}
body.btf-ff-page .btf-ff-adj-card.good { border-left-color: var( --btf-ff-forest ); }
body.btf-ff-page .btf-ff-adj-card.ok   { border-left-color: var( --btf-ff-gold ); }
@media ( max-width: 600px ) {
	body.btf-ff-page .btf-ff-adj-card { padding: 1.4rem 1.2rem; }
}
body.btf-ff-page .btf-ff-adj-head {
	display: grid;
	grid-template-columns: 72px 1fr;
	gap: 1.4rem;
	align-items: center;
	padding-bottom: 1.2rem;
	border-bottom: 1px solid var( --btf-ff-hair );
	margin-bottom: 1.2rem;
}
@media ( max-width: 600px ) {
	body.btf-ff-page .btf-ff-adj-head { grid-template-columns: 1fr; gap: .6rem; }
}
body.btf-ff-page .btf-ff-adj-big-n {
	width: 72px;
	height: 72px;
	border-radius: 16px;
	background: var( --btf-ff-forest );
	color: var( --btf-ff-cream );
	display: grid;
	place-items: center;
	font-family: var( --btf-ff-serif );
	font-weight: 400;
	font-size: 2.4rem;
	letter-spacing: -.03em;
}
body.btf-ff-page .btf-ff-adj-card h3.btf-th-display.btf-ff-adj-title {
	margin: 0 0 .25em;
	font-size: 1.7rem;
}
body.btf-ff-page .btf-ff-adj-one {
	margin: 0;
	font-family: var( --btf-ff-serif );
	font-style: italic;
	font-size: 1.15rem;
	line-height: 1.4;
	color: var( --btf-ff-ink );
}
body.btf-ff-page .btf-ff-adj-body {
	margin: 0 0 1.4rem;
	font-size: 1.02rem;
	line-height: 1.65;
	color: var( --btf-ff-ink-2 );
	max-width: 72ch;
}
body.btf-ff-page .btf-ff-adj-body a,
body.btf-ff-page .btf-ff-adj-detail a {
	color: var( --btf-ff-forest );
	text-decoration: underline;
	text-decoration-color: rgba( 29, 52, 38, .3 );
	text-underline-offset: 2px;
	transition: text-decoration-color .15s;
}
body.btf-ff-page .btf-ff-adj-body a:hover,
body.btf-ff-page .btf-ff-adj-detail a:hover {
	text-decoration-color: var( --btf-ff-forest );
}
body.btf-ff-page .btf-ff-adj-detail {
	margin-top: 1.6rem;
	background: var( --btf-ff-cream );
	border: 1px solid var( --btf-ff-hair );
	border-radius: 10px;
	padding: 1.1rem 1.4rem;
}
body.btf-ff-page .btf-ff-adj-detail .btf-ff-h {
	font-family: var( --btf-ff-mono );
	font-weight: 700;
	font-size: .68rem;
	letter-spacing: .14em;
	text-transform: uppercase;
	color: var( --btf-ff-muted );
	margin: 0 0 .75em;
}
body.btf-ff-page .btf-ff-adj-detail ul {
	margin: 0;
	padding: 0;
	list-style: none;
}
body.btf-ff-page .btf-ff-adj-detail li {
	font-size: .98rem;
	line-height: 1.65;
	color: var( --btf-ff-ink-2 );
	margin-bottom: .5em;
}
body.btf-ff-page .btf-ff-adj-detail li:last-child { margin-bottom: 0; }
body.btf-ff-page .btf-ff-adj-detail li + li {
	padding-top: .5em;
	border-top: 1px dashed var( --btf-ff-hair );
}

/* ── 02 Changes — factor comparison table ─────────────────────────────── */
body.btf-ff-page .btf-ff-changes {
	margin-top: 1.6rem;
	background: var( --btf-ff-cream-2 );
	border: 1px solid var( --btf-ff-hair );
	border-radius: 14px;
	overflow: hidden;
}
body.btf-ff-page .btf-ff-ch-head,
body.btf-ff-page .btf-ff-ch-row {
	display: grid;
	grid-template-columns: 180px 1fr 1fr;
	gap: 1rem;
	padding: 1rem 1.4rem;
	align-items: center;
}
body.btf-ff-page .btf-ff-ch-head {
	background: var( --felt );
	border-bottom: 1px solid var( --btf-ff-forest-2 );
}
body.btf-ff-page .btf-ff-ch-th {
	font-family: var( --th-mono );
	font-weight: 600;
	font-size: .76rem;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var( --btf-ff-cream );
	opacity: .9;
}
body.btf-ff-page .btf-ff-ch-row {
	border-bottom: 1px solid var( --btf-ff-hair );
}
body.btf-ff-page .btf-ff-ch-row:last-child { border-bottom: 0; }
body.btf-ff-page .btf-ff-ch-factor {
	font-family: var( --btf-ff-serif );
	font-weight: 500;
	font-size: 1.05rem;
	letter-spacing: -.01em;
	color: var( --btf-ff-ink );
}
body.btf-ff-page .btf-ff-ch-cell {
	font-size: .94rem;
	line-height: 1.45;
	color: var( --btf-ff-ink-2 );
	padding: .55rem .8rem;
	border-radius: 8px;
}
body.btf-ff-page .btf-ff-ch-cell.win {
	background: rgba( 29, 52, 38, .08 );
	color: var( --btf-ff-ink );
	font-weight: 500;
}
@media ( max-width: 760px ) {
	body.btf-ff-page .btf-ff-ch-head { display: none; }
	body.btf-ff-page .btf-ff-ch-row { grid-template-columns: 1fr; gap: .4rem; padding: 1.1rem 1.3rem; }
	body.btf-ff-page .btf-ff-ch-factor { font-size: 1.1rem; margin-bottom: .2rem; }
	body.btf-ff-page .btf-ff-ch-cell::before {
		content: attr( data-label );
		font-family: var( --btf-ff-mono );
		font-size: .62rem;
		letter-spacing: .1em;
		text-transform: uppercase;
		color: var( --btf-ff-muted );
		display: block;
		margin-bottom: .15em;
	}
}

/* ── 03 Open ranges — five interactive bars ───────────────────────────── */
body.btf-ff-page .btf-ff-open {
	margin-top: 1.8rem;
	background: var( --btf-ff-cream-2 );
	border: 1px solid var( --btf-ff-hair );
	border-radius: 14px;
	padding: 1.8rem 2rem;
}
@media ( max-width: 600px ) {
	body.btf-ff-page .btf-ff-open { padding: 1.2rem 1rem; }
}
body.btf-ff-page .btf-ff-open-rows {
	display: flex;
	flex-direction: column;
	gap: .6rem;
	margin-bottom: 1.4rem;
}
body.btf-ff-page .btf-ff-open-row {
	background: var( --btf-ff-cream );
	border: 1px solid var( --btf-ff-hair );
	border-radius: 10px;
	padding: .9rem 1.1rem;
	display: grid;
	grid-template-columns: 130px 1fr 100px;
	align-items: center;
	gap: 1rem;
	cursor: pointer;
	text-align: left;
	transition: all .15s;
}
@media ( max-width: 600px ) {
	body.btf-ff-page .btf-ff-open-row {
		grid-template-columns: 90px 1fr 80px;
		gap: .55rem;
		padding: .7rem .85rem;
	}
}
body.btf-ff-page .btf-ff-open-row:hover { border-color: var( --btf-ff-ink-2 ); }
body.btf-ff-page .btf-ff-open-row.active {
	background: var( --btf-ff-cream-3 );
	border-color: var( --btf-ff-forest );
}
body.btf-ff-page .btf-ff-open-pos {
	font-family: var( --btf-ff-serif );
	font-weight: 500;
	font-size: 1rem;
	letter-spacing: -.01em;
}
body.btf-ff-page .btf-ff-open-bars {
	width: 100%;
}
body.btf-ff-page .btf-ff-open-bar-track {
	position: relative;
	height: 22px;
	background: var( --btf-ff-cream-3 );
	border-radius: 6px;
	overflow: hidden;
}
body.btf-ff-page .btf-ff-open-row.active .btf-ff-open-bar-track { background: var( --btf-ff-cream ); }
body.btf-ff-page .btf-ff-open-bar {
	position: absolute;
	left: 0;
	top: 0;
	bottom: 0;
	border-radius: 6px;
	transition: width .3s;
}
body.btf-ff-page .btf-ff-open-bar.fast {
	background: linear-gradient( 90deg, var( --btf-ff-forest ), var( --btf-ff-gold ) );
	z-index: 1;
	opacity: .4;
}
body.btf-ff-page .btf-ff-open-bar.standard {
	background: var( --btf-ff-ink-2 );
	z-index: 2;
}
body.btf-ff-page .btf-ff-open-nums { text-align: right; }
body.btf-ff-page .btf-ff-open-nums b {
	font-family: var( --btf-ff-serif );
	font-weight: 500;
	font-size: 1.2rem;
	letter-spacing: -.01em;
	color: var( --btf-ff-forest );
	display: block;
}
body.btf-ff-page .btf-ff-open-nums small {
	font-family: var( --btf-ff-mono );
	font-size: .68rem;
	color: var( --btf-ff-muted );
}

body.btf-ff-page .btf-ff-open-detail {
	padding-top: 1.1rem;
	border-top: 1px solid var( --btf-ff-hair );
}
body.btf-ff-page .btf-ff-open-legend {
	display: flex;
	gap: 1.5rem;
	font-family: var( --btf-ff-mono );
	font-size: .72rem;
	letter-spacing: .05em;
	color: var( --btf-ff-ink-2 );
	margin-bottom: .8rem;
	flex-wrap: wrap;
}
body.btf-ff-page .btf-ff-open-legend i {
	display: inline-block;
	width: 12px;
	height: 12px;
	border-radius: 3px;
	margin-right: .4em;
	vertical-align: -1px;
}
body.btf-ff-page .btf-ff-open-legend i.standard { background: var( --btf-ff-ink-2 ); }
body.btf-ff-page .btf-ff-open-legend i.fast    { background: linear-gradient( 90deg, var( --btf-ff-forest ), var( --btf-ff-gold ) ); }
body.btf-ff-page .btf-ff-open-note {
	margin: 0;
	font-family: var( --btf-ff-serif );
	font-size: 1.05rem;
	line-height: 1.5;
	color: var( --btf-ff-ink );
}
body.btf-ff-page .btf-ff-open-note b { color: var( --btf-ff-forest ); }

/* ── 04 Sites — three cards ───────────────────────────────────────────── */
body.btf-ff-page .btf-ff-sites {
	display: grid;
	grid-template-columns: repeat( 3, 1fr );
	gap: 1rem;
	margin-top: 1.8rem;
}
@media ( max-width: 760px ) {
	body.btf-ff-page .btf-ff-sites { grid-template-columns: 1fr; }
}
body.btf-ff-page .btf-ff-site {
	background: var( --btf-ff-cream-2 );
	border: 1px solid var( --btf-ff-hair );
	border-radius: 14px;
	padding: 1.6rem 1.7rem;
}
body.btf-ff-page .btf-ff-site-head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: .8rem;
	margin-bottom: .3rem;
}
body.btf-ff-page .btf-ff-site h3.btf-th-display {
	margin: 0;
	font-size: 1.5rem;
}
body.btf-ff-page .btf-ff-site-flag {
	font-family: var( --btf-ff-mono );
	font-size: .64rem;
	letter-spacing: .1em;
	text-transform: uppercase;
	color: var( --btf-ff-forest );
	background: rgba( 29, 52, 38, .1 );
	padding: .25em .55em;
	border-radius: 3px;
}
body.btf-ff-page .btf-ff-site-on {
	font-family: var( --btf-ff-mono );
	font-size: .8rem;
	letter-spacing: .05em;
	color: var( --btf-ff-muted );
	display: block;
	margin-bottom: .9rem;
}
body.btf-ff-page .btf-ff-site p {
	margin: 0;
	font-size: .95rem;
	line-height: 1.55;
	color: var( --btf-ff-ink-2 );
}

/* ── 05 Tips — five sticky-note cards ─────────────────────────────────── */
body.btf-ff-page .btf-ff-tips {
	display: flex;
	flex-direction: column;
	gap: .6rem;
	margin-top: 1.8rem;
}
body.btf-ff-page .btf-ff-tip {
	background: var( --btf-ff-cream-2 );
	border: 1px solid var( --btf-ff-hair );
	border-radius: 12px;
	padding: 1.2rem 1.4rem;
	display: grid;
	grid-template-columns: 48px 1fr;
	gap: 1rem;
	align-items: start;
}
body.btf-ff-page .btf-ff-tip-icon {
	width: 36px;
	height: 36px;
	border-radius: 50%;
	display: grid;
	place-items: center;
	font-family: var( --btf-ff-mono );
	font-weight: 700;
	font-size: 1rem;
	background: var( --btf-ff-forest );
	color: var( --btf-ff-cream );
	align-self: start;
	margin-top: .15em;
}
body.btf-ff-page .btf-ff-tip h4.btf-th-display {
	margin: 0 0 .35em;
	font-size: 1.2rem;
}
body.btf-ff-page .btf-ff-tip p {
	margin: 0;
	font-size: .95rem;
	line-height: 1.55;
	color: var( --btf-ff-ink-2 );
}

/* ── Callouts — Pro / generic ─────────────────────────────────────────── */
/* Matches the page editorial look without colliding with .btf-th-callout.
   Same shape as the SG callouts (pushfold, mclock). */
body.btf-ff-page .btf-ff-callout {
	display: flex;
	gap: 1rem;
	align-items: flex-start;
	padding: 1.1rem 1.3rem;
	border-radius: 10px;
	margin: 1.4rem 0 0;
	font-size: .94rem;
	line-height: 1.55;
}
body.btf-ff-page .btf-ff-callout.pro {
	background: var( --btf-ff-pro );
	color: var( --btf-ff-pro-ink );
}
body.btf-ff-page .btf-ff-callout-icon {
	font-family: var( --btf-ff-mono );
	font-size: .68rem;
	letter-spacing: .14em;
	font-weight: 700;
	padding: .25rem .55rem;
	border-radius: 3px;
	flex-shrink: 0;
	margin-top: .15em;
	text-transform: uppercase;
	background: var( --btf-ff-pro-ink );
	color: var( --btf-ff-pro );
	align-self: flex-start;
}
body.btf-ff-page .btf-ff-callout-body { display: block; }
body.btf-ff-page .btf-ff-callout-body b,
body.btf-ff-page .btf-ff-callout-body strong { font-weight: 700; }
@media ( max-width: 540px ) {
	body.btf-ff-page .btf-ff-callout {
		flex-direction: column;
		gap: .55rem;
	}
}

/* ── Summary — dark felt ──────────────────────────────────────────────── */
body.btf-ff-page .btf-ff-summary {
	background: var( --btf-ff-forest );
	color: var( --on-dark );
	padding: 4rem 0;
	margin-top: 2rem;
	scroll-margin-top: 80px;
}
body.btf-ff-page .btf-ff-sm-eyebrow {
	display: inline-block;
	font-family: var( --btf-ff-mono );
	font-size: .72rem;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var( --btf-ff-gold-soft );
	font-weight: 600;
	margin-bottom: 1rem;
}
body.btf-ff-page .btf-ff-sm-display {
	font-family: var( --btf-ff-serif );
	font-weight: 400;
	color: var( --on-dark );
	font-size: clamp( 1.6rem, 3vw, 2.4rem );
	letter-spacing: -.02em;
	margin: 0 0 2rem;
	line-height: 1.15;
}
body.btf-ff-page .btf-ff-sm-display em {
	color: var( --btf-ff-gold-soft );
	font-style: italic;
}
body.btf-ff-page .btf-ff-summary-grid {
	display: grid;
	grid-template-columns: repeat( 3, 1fr );
	gap: 1rem;
}
@media ( max-width: 880px ) {
	body.btf-ff-page .btf-ff-summary-grid { grid-template-columns: 1fr; }
}
body.btf-ff-page .btf-ff-summary-card {
	background: rgba( 255, 255, 255, .04 );
	border: 1px solid rgba( 255, 255, 255, .1 );
	border-radius: 14px;
	padding: 1.8rem;
}
body.btf-ff-page .btf-ff-summary-num {
	display: inline-block;
	font-family: var( --btf-ff-serif );
	font-size: 2.4rem;
	font-weight: 500;
	color: var( --btf-ff-gold-soft );
	letter-spacing: -.02em;
	line-height: 1;
	margin-bottom: .6rem;
}
body.btf-ff-page .btf-ff-summary-card h4.btf-th-display {
	color: var( --on-dark );
	font-size: 1.2rem;
	margin: 0 0 .5em;
}
body.btf-ff-page .btf-ff-summary .btf-ff-summary-card p {
	margin: 0;
	color: rgba( 255, 255, 255, .8 );
	font-size: .98rem;
	line-height: 1.55;
}