/* ==========================================================================
   Retention Design System · v1.0.0 · Light
   Brand ID (from 팀 리텐션 소개서): white canvas + black text +
   brand indigo accent + signature black mono tags.
   Companion to retention.css (dark deck system). Opt-in via <body class="rtl">.
   -------------------------------------------------------------------------- */

@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable.css");
@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;600;700&display=swap");

/* --------------------------------------------------------------------------
   TOKENS  (prefixed --rtl-)
   -------------------------------------------------------------------------- */
:root {
	/* Canvas */
	--rtl-bg: #ffffff;
	--rtl-bg-soft: #f7f7f8;
	--rtl-bg-muted: #f0f1f3;
	--rtl-bg-card: #ffffff;

	/* Ink (text) */
	--rtl-ink: #141414;
	--rtl-ink-2: #2a2a2e;
	--rtl-ink-dim: #6b6b6b;
	--rtl-ink-mute: #9b9b9b;
	--rtl-ink-inv: #ffffff;

	/* Mono-tag (PDF signature: black chip + mono text) */
	--rtl-chip-bg: #1a1a1a;
	--rtl-chip-bg-2: #2a2a2e;
	--rtl-chip-ink: #ffffff;

	/* Brand — indigo from PDF venn */
	--rtl-brand: #5570f1;
	--rtl-brand-2: #3b54d9;
	--rtl-brand-soft: #eef1fe;
	--rtl-brand-tint: #dde4fd;
	--rtl-brand-line: rgba(85, 112, 241, 0.35);

	/* Semantic (used sparingly) */
	--rtl-sage: #3f8d6c;
	--rtl-sage-soft: #e6f3ec;
	--rtl-crimson: #c94d3b;
	--rtl-crimson-soft: #fbe8e5;

	/* Structure */
	--rtl-rule: #e5e5e7;
	--rtl-rule-strong: #bdbdc2;

	/* Typography */
	--rtl-ff:
		"Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
		"Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
	--rtl-ff-mono:
		"JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

	--rtl-tr-dense: -0.032em;
	--rtl-tr-tight: -0.022em;
	--rtl-tr-normal: -0.012em;
	--rtl-tr-mono: 0.04em;

	/* Motion */
	--rtl-ease: cubic-bezier(0.16, 1, 0.3, 1);
	--rtl-dur: 0.22s;

	/* Spacing (8pt) */
	--rtl-s-1: 4px;
	--rtl-s-2: 8px;
	--rtl-s-3: 12px;
	--rtl-s-4: 16px;
	--rtl-s-5: 24px;
	--rtl-s-6: 32px;
	--rtl-s-7: 48px;
	--rtl-s-8: 64px;
	--rtl-s-9: 96px;
	--rtl-s-10: 128px;

	/* Container */
	--rtl-w-prose: 64ch;
	--rtl-w-wrap: 1200px;
	--rtl-w-wide: 1360px;
}

/* --------------------------------------------------------------------------
   BASE — opt-in via <body class="rtl">
   -------------------------------------------------------------------------- */
.rtl,
.rtl * {
	box-sizing: border-box;
}
.rtl {
	margin: 0;
	background: var(--rtl-bg);
	color: var(--rtl-ink);
	font-family: var(--rtl-ff);
	font-feature-settings: "tnum", "ss10";
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	text-rendering: optimizeLegibility;
	word-break: keep-all;
	line-height: 1.55;
}
.rtl a {
	color: inherit;
	text-decoration: none;
}
.rtl img,
.rtl svg {
	display: block;
	max-width: 100%;
}
.rtl ::selection {
	background: var(--rtl-brand-soft);
	color: var(--rtl-ink);
}

/* --------------------------------------------------------------------------
   LAYOUT PRIMITIVES
   -------------------------------------------------------------------------- */
.rtl-wrap {
	max-width: var(--rtl-w-wrap);
	margin: 0 auto;
	padding: clamp(24px, 4vw, 56px) clamp(20px, 5vw, 72px);
	display: flex;
	flex-direction: column;
	gap: clamp(64px, 9vw, 128px);
}
.rtl-wrap--wide {
	max-width: var(--rtl-w-wide);
}
.rtl-wrap--tight {
	gap: clamp(48px, 6vw, 80px);
}

.rtl-stack {
	display: flex;
	flex-direction: column;
	gap: var(--rtl-s-5);
}
.rtl-stack--sm {
	gap: var(--rtl-s-3);
}
.rtl-stack--lg {
	gap: var(--rtl-s-7);
}
.rtl-stack--xl {
	gap: var(--rtl-s-8);
}
.rtl-row {
	display: flex;
	align-items: center;
	gap: var(--rtl-s-5);
	flex-wrap: wrap;
}
.rtl-row--between {
	justify-content: space-between;
}
.rtl-row--baseline {
	align-items: baseline;
}

.rtl-grid-2 {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: clamp(18px, 2.5vw, 28px);
}
.rtl-grid-3 {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: clamp(18px, 2.5vw, 28px);
}
.rtl-grid-4 {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: clamp(14px, 1.8vw, 24px);
}
@media (max-width: 960px) {
	.rtl-grid-4 {
		grid-template-columns: repeat(2, 1fr);
	}
	.rtl-grid-3 {
		grid-template-columns: 1fr;
	}
}
@media (max-width: 720px) {
	.rtl-grid-2,
	.rtl-grid-4 {
		grid-template-columns: 1fr;
	}
}

.rtl-divider {
	height: 1px;
	background: var(--rtl-rule);
	border: 0;
	margin: 0;
}

/* --------------------------------------------------------------------------
   TYPOGRAPHY
   -------------------------------------------------------------------------- */
.rtl-h-display {
	font-weight: 800;
	font-size: clamp(3rem, 7vw, 7rem);
	line-height: 1.02;
	letter-spacing: var(--rtl-tr-dense);
	color: var(--rtl-ink);
	text-wrap: balance;
}
.rtl-h-section {
	font-weight: 800;
	font-size: clamp(2.125rem, 4.6vw, 4.5rem);
	line-height: 1.08;
	letter-spacing: var(--rtl-tr-dense);
	color: var(--rtl-ink);
	text-wrap: balance;
}
.rtl-h-row {
	font-weight: 700;
	font-size: clamp(1.625rem, 3vw, 2.75rem);
	line-height: 1.14;
	letter-spacing: var(--rtl-tr-tight);
	color: var(--rtl-ink);
	text-wrap: balance;
}
.rtl-h-card {
	font-weight: 700;
	font-size: clamp(1.25rem, 1.9vw, 1.625rem);
	line-height: 1.2;
	letter-spacing: var(--rtl-tr-tight);
	color: var(--rtl-ink);
}
.rtl-h-mini {
	font-weight: 700;
	font-size: clamp(1rem, 1.3vw, 1.125rem);
	line-height: 1.3;
	letter-spacing: var(--rtl-tr-normal);
	color: var(--rtl-ink);
}

.rtl-body-lg {
	font-weight: 400;
	font-size: clamp(1.0625rem, 1.3vw, 1.25rem);
	line-height: 1.6;
	letter-spacing: var(--rtl-tr-normal);
	color: var(--rtl-ink-2);
}
.rtl-body-md {
	font-weight: 400;
	font-size: clamp(0.9375rem, 1.1vw, 1.0625rem);
	line-height: 1.6;
	letter-spacing: var(--rtl-tr-normal);
	color: var(--rtl-ink-2);
}
.rtl-body-sm {
	font-weight: 400;
	font-size: clamp(0.875rem, 1vw, 0.9375rem);
	line-height: 1.55;
	letter-spacing: var(--rtl-tr-normal);
	color: var(--rtl-ink-dim);
}

.rtl-lede {
	font-weight: 400;
	font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
	line-height: 1.6;
	letter-spacing: var(--rtl-tr-normal);
	color: var(--rtl-ink-dim);
	max-width: var(--rtl-w-prose);
	text-wrap: balance;
}

/* Text utilities */
.rtl-brand-c {
	color: var(--rtl-brand);
}
.rtl-dim {
	color: var(--rtl-ink-dim);
}
.rtl-mute {
	color: var(--rtl-ink-mute);
}
.rtl-strong {
	color: var(--rtl-ink);
	font-weight: 700;
}
.rtl-mono {
	font-family: var(--rtl-ff-mono);
}

/* --------------------------------------------------------------------------
   MONO-TAG  (the PDF signature: black chip + code-font text)
   -------------------------------------------------------------------------- */
.rtl-chip {
	display: inline-block;
	background: var(--rtl-chip-bg);
	color: var(--rtl-chip-ink);
	font-family: var(--rtl-ff-mono);
	font-weight: 500;
	font-size: 13px;
	letter-spacing: var(--rtl-tr-mono);
	padding: 3px 10px 4px;
	line-height: 1.4;
	border-radius: 3px;
}
.rtl-chip--sm {
	font-size: 11px;
	padding: 2px 8px;
}
.rtl-chip--brand {
	background: var(--rtl-brand);
	color: var(--rtl-ink-inv);
}
.rtl-chip--outline {
	background: transparent;
	color: var(--rtl-ink);
	border: 1px solid var(--rtl-rule-strong);
}
.rtl-chip--soft {
	background: var(--rtl-bg-muted);
	color: var(--rtl-ink);
}

/* Eyebrow: small mono caps label preceding a heading */
.rtl-eyebrow {
	font-family: var(--rtl-ff-mono);
	font-weight: 500;
	font-size: 12px;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--rtl-ink-dim);
}
.rtl-eyebrow--brand {
	color: var(--rtl-brand);
}

/* --------------------------------------------------------------------------
   BUTTONS
   -------------------------------------------------------------------------- */
.rtl-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	padding: 14px 22px;
	font-family: var(--rtl-ff);
	font-weight: 600;
	font-size: 15px;
	letter-spacing: var(--rtl-tr-normal);
	border: 1px solid var(--rtl-ink);
	background: var(--rtl-ink);
	color: var(--rtl-ink-inv);
	cursor: pointer;
	transition: all var(--rtl-dur) var(--rtl-ease);
	text-decoration: none;
	border-radius: 4px;
}
.rtl-btn:hover {
	background: var(--rtl-brand);
	border-color: var(--rtl-brand);
}
.rtl-btn--brand {
	background: var(--rtl-brand);
	border-color: var(--rtl-brand);
}
.rtl-btn--brand:hover {
	background: var(--rtl-brand-2);
	border-color: var(--rtl-brand-2);
}
.rtl-btn--ghost {
	background: transparent;
	color: var(--rtl-ink);
	border-color: var(--rtl-rule-strong);
}
.rtl-btn--ghost:hover {
	background: var(--rtl-bg-muted);
	color: var(--rtl-ink);
	border-color: var(--rtl-ink);
}
.rtl-btn--sm {
	padding: 10px 16px;
	font-size: 13px;
}

/* --------------------------------------------------------------------------
   CARDS
   -------------------------------------------------------------------------- */
.rtl-card {
	background: var(--rtl-bg-card);
	border: 1px solid var(--rtl-rule);
	padding: clamp(24px, 3vw, 36px);
	display: flex;
	flex-direction: column;
	gap: var(--rtl-s-4);
	color: inherit;
	text-decoration: none;
	position: relative;
	border-radius: 8px;
	transition:
		border-color var(--rtl-dur) var(--rtl-ease),
		transform var(--rtl-dur) var(--rtl-ease),
		box-shadow var(--rtl-dur) var(--rtl-ease);
}
a.rtl-card:hover {
	border-color: var(--rtl-ink);
	transform: translateY(-2px);
	box-shadow: 0 12px 24px -18px rgba(20, 20, 20, 0.15);
}
.rtl-card--soft {
	background: var(--rtl-bg-soft);
	border-color: transparent;
}
a.rtl-card--soft:hover {
	background: var(--rtl-bg-muted);
}
.rtl-card--brand {
	background: var(--rtl-brand-soft);
	border-color: var(--rtl-brand-line);
}
.rtl-card--flat {
	border: 0;
	padding: 0;
	background: transparent;
}
.rtl-card--draft {
	opacity: 0.72;
}
.rtl-card--draft:hover {
	opacity: 1;
}
.rtl-card-go {
	margin-top: auto;
	padding-top: 18px;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-family: var(--rtl-ff);
	font-weight: 600;
	font-size: 14px;
	color: var(--rtl-ink);
	letter-spacing: var(--rtl-tr-normal);
}
.rtl-card-go::after {
	content: "→";
	transition: transform var(--rtl-dur) var(--rtl-ease);
}
a.rtl-card:hover .rtl-card-go::after {
	transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   PROCESS STEP  (PDF page 3: 진단 → 설계 → 실행 → 내재화)
   Concentric circles with label + description card below
   -------------------------------------------------------------------------- */
.rtl-process {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: clamp(16px, 2vw, 28px);
}
@media (max-width: 820px) {
	.rtl-process {
		grid-template-columns: repeat(2, 1fr);
	}
}
.rtl-step {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 18px;
	text-align: center;
}
.rtl-step-disc {
	position: relative;
	width: clamp(120px, 15vw, 160px);
	aspect-ratio: 1 / 1;
	border-radius: 50%;
	background: var(--rtl-bg-muted);
	display: flex;
	align-items: center;
	justify-content: center;
}
.rtl-step-disc::before {
	content: "";
	position: absolute;
	inset: 14px;
	border-radius: 50%;
	background: var(--rtl-chip-bg);
	opacity: 0.12;
}
.rtl-step-disc > .rtl-step-core {
	position: relative;
	width: 62%;
	aspect-ratio: 1 / 1;
	border-radius: 50%;
	background: var(--rtl-chip-bg);
	color: var(--rtl-ink-inv);
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 700;
	font-size: clamp(14px, 1.4vw, 18px);
	letter-spacing: var(--rtl-tr-tight);
}
.rtl-step--active .rtl-step-disc::before {
	background: var(--rtl-brand);
	opacity: 0.18;
}
.rtl-step--active .rtl-step-core {
	background: var(--rtl-brand);
}
.rtl-step-card {
	width: 100%;
	background: var(--rtl-chip-bg);
	color: var(--rtl-ink-inv);
	padding: clamp(14px, 1.8vw, 20px) clamp(12px, 1.5vw, 18px);
	border-radius: 6px;
	font-size: 13px;
	line-height: 1.5;
	text-align: center;
}
.rtl-step-card--brand {
	background: var(--rtl-brand);
}
.rtl-step-connector {
	color: var(--rtl-ink-mute);
	font-size: 20px;
}

/* --------------------------------------------------------------------------
   LOGO WALL  (PDF page 4 — 고객사)
   -------------------------------------------------------------------------- */
.rtl-logo-wall {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: clamp(18px, 2.5vw, 32px) clamp(28px, 4vw, 56px);
	align-items: center;
}
@media (max-width: 960px) {
	.rtl-logo-wall {
		grid-template-columns: repeat(3, 1fr);
	}
}
@media (max-width: 640px) {
	.rtl-logo-wall {
		grid-template-columns: repeat(2, 1fr);
	}
}
.rtl-logo-cell {
	display: flex;
	align-items: center;
	justify-content: center;
	min-height: 60px;
	color: var(--rtl-ink);
	font-weight: 700;
	font-size: clamp(15px, 1.4vw, 19px);
	letter-spacing: -0.01em;
	opacity: 0.78;
	transition: opacity var(--rtl-dur);
	text-align: center;
}
.rtl-logo-cell:hover {
	opacity: 1;
}

/* --------------------------------------------------------------------------
   REFERENCE CARD (PDF page 6-7 — 3-column case reference)
   Preview image/chart on top, bullets below
   -------------------------------------------------------------------------- */
.rtl-ref {
	display: flex;
	flex-direction: column;
	gap: var(--rtl-s-4);
}
.rtl-ref-head {
	font-weight: 700;
	font-size: 16px;
	color: var(--rtl-ink);
	letter-spacing: var(--rtl-tr-normal);
}
.rtl-ref-head em {
	font-style: normal;
	color: var(--rtl-brand);
	font-weight: 700;
}
.rtl-ref-preview {
	background: var(--rtl-bg-muted);
	border-radius: 6px;
	aspect-ratio: 16 / 10;
	display: flex;
	align-items: center;
	justify-content: center;
	color: var(--rtl-ink-mute);
	font-family: var(--rtl-ff-mono);
	font-size: 12px;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	overflow: hidden;
	padding: 12px;
}
.rtl-ref-bullets {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: 10px;
}
.rtl-ref-bullets li {
	padding-left: 14px;
	position: relative;
	color: var(--rtl-ink-2);
	font-size: 14px;
	line-height: 1.55;
}
.rtl-ref-bullets li::before {
	content: "-";
	position: absolute;
	left: 0;
	top: 0;
	color: var(--rtl-ink-mute);
	font-weight: 700;
}

/* --------------------------------------------------------------------------
   METRIC CALLOUT  (Demand Curve style — for Meridian outcomes)
   -------------------------------------------------------------------------- */
.rtl-metric {
	background: var(--rtl-bg-soft);
	border: 1px solid var(--rtl-rule);
	padding: clamp(28px, 3.5vw, 44px);
	border-radius: 8px;
	display: flex;
	flex-direction: column;
	gap: var(--rtl-s-4);
	position: relative;
}
.rtl-metric-label {
	font-family: var(--rtl-ff-mono);
	font-size: 12px;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--rtl-ink-dim);
}
.rtl-metric-value {
	font-weight: 800;
	font-size: clamp(2.5rem, 5vw, 4.5rem);
	line-height: 1;
	letter-spacing: var(--rtl-tr-dense);
	color: var(--rtl-ink);
	font-variant-numeric: tabular-nums;
}
.rtl-metric-value .rtl-unit {
	font-weight: 500;
	font-size: 0.38em;
	color: var(--rtl-ink-dim);
	letter-spacing: var(--rtl-tr-tight);
	margin-left: 4px;
}
.rtl-metric-note {
	color: var(--rtl-ink-dim);
	font-size: 13px;
	line-height: 1.55;
}
.rtl-metric--brand {
	background: var(--rtl-brand-soft);
	border-color: var(--rtl-brand-line);
}
.rtl-metric--brand .rtl-metric-label {
	color: var(--rtl-brand);
}

/* --------------------------------------------------------------------------
   RIBBON  (case study client strip)
   -------------------------------------------------------------------------- */
.rtl-ribbon {
	padding: 14px 20px;
	background: var(--rtl-bg-soft);
	border-left: 3px solid var(--rtl-brand);
	font-family: var(--rtl-ff-mono);
	font-size: 13px;
	color: var(--rtl-ink-2);
	display: flex;
	gap: 18px;
	flex-wrap: wrap;
	letter-spacing: 0.04em;
	border-radius: 0 4px 4px 0;
}
.rtl-ribbon strong {
	color: var(--rtl-ink);
	font-weight: 700;
}
.rtl-ribbon .rtl-ribbon-note {
	color: var(--rtl-ink-mute);
	font-size: 12px;
	letter-spacing: 0;
	margin-left: auto;
}

/* --------------------------------------------------------------------------
   TOP NAV
   -------------------------------------------------------------------------- */
.rtl-topnav {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 4px 0;
}
.rtl-brandmark {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	font-family: var(--rtl-ff);
	font-weight: 700;
	font-size: 15px;
	color: var(--rtl-ink);
	letter-spacing: var(--rtl-tr-normal);
}
.rtl-brandmark::before {
	content: "";
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--rtl-brand);
}

/* --------------------------------------------------------------------------
   DIAGNOSTIC TOOL  (the hero interactive element)
   -------------------------------------------------------------------------- */
.rtl-diag {
	background: var(--rtl-bg-card);
	border: 1px solid var(--rtl-rule);
	border-radius: 10px;
	padding: clamp(28px, 4vw, 48px);
	display: flex;
	flex-direction: column;
	gap: 24px;
	position: relative;
	box-shadow: 0 32px 48px -32px rgba(20, 20, 20, 0.08);
	min-height: 340px;
}
.rtl-diag-progress {
	display: flex;
	gap: 6px;
}
.rtl-diag-pip {
	width: 28px;
	height: 3px;
	background: var(--rtl-rule);
	border-radius: 2px;
	transition: background var(--rtl-dur) var(--rtl-ease);
}
.rtl-diag-pip.done {
	background: var(--rtl-brand);
}
.rtl-diag-pip.active {
	background: var(--rtl-ink);
}

.rtl-diag-step {
	font-family: var(--rtl-ff-mono);
	font-size: 12px;
	letter-spacing: 0.2em;
	text-transform: uppercase;
	color: var(--rtl-ink-dim);
}
.rtl-diag-q {
	font-weight: 700;
	font-size: clamp(1.375rem, 2.4vw, 1.875rem);
	line-height: 1.25;
	letter-spacing: var(--rtl-tr-tight);
	color: var(--rtl-ink);
	text-wrap: balance;
}
.rtl-diag-hint {
	color: var(--rtl-ink-dim);
	font-size: 14px;
	line-height: 1.55;
}
.rtl-diag-actions {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
	margin-top: 4px;
}
.rtl-diag-btn {
	padding: 14px 20px;
	border: 1px solid var(--rtl-rule-strong);
	background: var(--rtl-bg);
	color: var(--rtl-ink);
	font-family: var(--rtl-ff);
	font-weight: 600;
	font-size: 14px;
	letter-spacing: var(--rtl-tr-normal);
	border-radius: 6px;
	cursor: pointer;
	transition: all var(--rtl-dur) var(--rtl-ease);
}
.rtl-diag-btn:hover {
	border-color: var(--rtl-brand);
	background: var(--rtl-brand-soft);
	color: var(--rtl-brand-2);
}
.rtl-diag-result-label {
	font-family: var(--rtl-ff-mono);
	font-size: 12px;
	letter-spacing: 0.2em;
	text-transform: uppercase;
	color: var(--rtl-brand);
}
.rtl-diag-rtitle {
	font-weight: 700;
	font-size: clamp(1.5rem, 2.8vw, 2.125rem);
	line-height: 1.18;
	letter-spacing: var(--rtl-tr-tight);
	color: var(--rtl-ink);
	text-wrap: balance;
}
.rtl-diag-rbody {
	color: var(--rtl-ink-2);
	font-size: 15px;
	line-height: 1.6;
}
.rtl-diag-rcards {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
}
@media (max-width: 720px) {
	.rtl-diag-rcards {
		grid-template-columns: 1fr;
	}
}
.rtl-diag-rcard {
	padding: 16px 18px;
	border: 1px solid var(--rtl-rule);
	background: var(--rtl-bg-soft);
	display: flex;
	flex-direction: column;
	gap: 6px;
	border-radius: 6px;
	transition:
		border-color var(--rtl-dur) var(--rtl-ease),
		background var(--rtl-dur) var(--rtl-ease);
}
a.rtl-diag-rcard:hover {
	border-color: var(--rtl-brand);
	background: var(--rtl-brand-soft);
}
.rtl-diag-rcard .tag {
	font-family: var(--rtl-ff-mono);
	font-size: 11px;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--rtl-ink-dim);
}
.rtl-diag-rcard .title {
	font-size: 14px;
	font-weight: 600;
	color: var(--rtl-ink);
	line-height: 1.35;
}
.rtl-diag-rcard .sub {
	font-size: 12px;
	color: var(--rtl-ink-dim);
	line-height: 1.45;
}
.rtl-diag-cta {
	display: flex;
	gap: 12px;
	flex-wrap: wrap;
	margin-top: 4px;
}

/* --------------------------------------------------------------------------
   FIT CARD  (numbered, PDF process-inspired)
   -------------------------------------------------------------------------- */
.rtl-fitcard {
	padding: clamp(24px, 3vw, 36px);
	background: var(--rtl-bg-soft);
	border: 1px solid transparent;
	border-radius: 10px;
	display: flex;
	flex-direction: column;
	gap: 14px;
	text-decoration: none;
	color: inherit;
	transition: all var(--rtl-dur) var(--rtl-ease);
	position: relative;
}
.rtl-fitcard:hover {
	background: var(--rtl-bg-card);
	border-color: var(--rtl-ink);
	box-shadow: 0 16px 28px -20px rgba(20, 20, 20, 0.15);
	transform: translateY(-2px);
}
.rtl-fitcard-num {
	font-family: var(--rtl-ff-mono);
	font-size: 13px;
	font-weight: 500;
	color: var(--rtl-brand);
	letter-spacing: 0.12em;
}
.rtl-fitcard-title {
	font-weight: 700;
	font-size: clamp(1.25rem, 2.1vw, 1.625rem);
	line-height: 1.18;
	letter-spacing: var(--rtl-tr-tight);
	color: var(--rtl-ink);
}
.rtl-fitcard-q {
	font-family: var(--rtl-ff-mono);
	font-size: 13px;
	color: var(--rtl-ink-dim);
	line-height: 1.5;
}
.rtl-fitcard-related {
	display: flex;
	flex-direction: column;
	gap: 4px;
	padding-top: 14px;
	margin-top: auto;
	border-top: 1px solid var(--rtl-rule);
	font-size: 13px;
	color: var(--rtl-ink-dim);
}
.rtl-fitcard-go {
	margin-top: 6px;
	font-family: var(--rtl-ff);
	font-weight: 600;
	font-size: 13px;
	color: var(--rtl-ink);
	display: inline-flex;
	gap: 6px;
	align-items: center;
}
.rtl-fitcard-go::after {
	content: "→";
	transition: transform var(--rtl-dur) var(--rtl-ease);
}
.rtl-fitcard:hover .rtl-fitcard-go::after {
	transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   SECTION HEADER
   -------------------------------------------------------------------------- */
.rtl-sec-head {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 16px;
	flex-wrap: wrap;
}
.rtl-sec-head-eyebrow {
	display: inline-block;
	margin-bottom: 14px;
}

/* --------------------------------------------------------------------------
   MODAL  (Ask placeholder)
   -------------------------------------------------------------------------- */
.rtl-modal {
	position: fixed;
	inset: 0;
	background: rgba(20, 20, 20, 0.62);
	z-index: 100;
	display: none;
	align-items: center;
	justify-content: center;
	padding: 24px;
}
.rtl-modal.open {
	display: flex;
}
.rtl-modal-dialog {
	background: var(--rtl-bg-card);
	border: 1px solid var(--rtl-rule);
	padding: clamp(28px, 3.5vw, 40px);
	max-width: 540px;
	width: 100%;
	display: flex;
	flex-direction: column;
	gap: 16px;
	border-radius: 10px;
}
.rtl-modal-close {
	align-self: flex-end;
	background: transparent;
	border: 0;
	color: var(--rtl-ink-dim);
	font-family: var(--rtl-ff-mono);
	font-size: 12px;
	letter-spacing: 0.16em;
	cursor: pointer;
	padding: 4px 8px;
}
.rtl-modal-close:hover {
	color: var(--rtl-ink);
}

/* --------------------------------------------------------------------------
   FOOTER
   -------------------------------------------------------------------------- */
.rtl-foot {
	padding: 36px 0 16px;
	border-top: 1px solid var(--rtl-rule);
	display: flex;
	justify-content: space-between;
	gap: 24px;
	color: var(--rtl-ink-mute);
	font-size: 13px;
	letter-spacing: var(--rtl-tr-normal);
	flex-wrap: wrap;
}
.rtl-foot a {
	color: var(--rtl-ink-dim);
	border-bottom: 1px solid transparent;
	transition: border-color var(--rtl-dur);
}
.rtl-foot a:hover {
	color: var(--rtl-ink);
	border-bottom-color: var(--rtl-ink);
}
