/* ============================================================
   Features landing — Product Atlas (Fiscal Ledger Editorial)
   Palette: #215C5C · #00c896 · #0d1f1f
   Display: Fraunces · Body: DM Sans · Mono: IBM Plex Mono
   ============================================================ */

.feat-page {
	--feat-dark: #0d1f1f;
	--feat-primary: #215c5c;
	--feat-accent: #00c896;
	--feat-accent-soft: #e6faf5;
	--feat-muted: #7a8fa3;
	--feat-border: #e4eaf0;
	--feat-surface: #ffffff;
	--feat-bg: #f7fafa;
	--feat-grid: rgba(33, 92, 92, 0.045);
	--feat-content-max: 1320px;
	--feat-radius: 12px;
	/* Match .main_navbar: padding + 48px logo + padding */
	--feat-nav-offset: calc(0.75rem + 48px + 0.75rem);
	font-family: "DM Sans", system-ui, sans-serif;
	color: var(--feat-dark);
}

.feat-page section[id] {
	scroll-margin-top: calc(var(--feat-nav-offset) + 3.25rem + env(safe-area-inset-top, 0px));
}

/* ---- Hero ---- */
.feat-hero {
	position: relative;
	padding: calc(var(--feat-nav-offset) + 1.5rem + env(safe-area-inset-top, 0px)) 0 3.5rem;
	background: var(--feat-surface);
	overflow: hidden;
	text-align: center;
}

.feat-hero::before {
	content: '';
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(var(--feat-grid) 1px, transparent 1px),
		linear-gradient(90deg, var(--feat-grid) 1px, transparent 1px);
	background-size: 48px 48px;
	mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5) 0%, transparent 90%);
	pointer-events: none;
}

.feat-hero::after {
	content: '';
	position: absolute;
	top: -60px;
	left: 50%;
	transform: translateX(-50%);
	width: 560px;
	height: 560px;
	background: radial-gradient(circle, rgba(0, 200, 150, 0.08) 0%, transparent 68%);
	pointer-events: none;
}

.feat-hero-inner {
	position: relative;
	z-index: 2;
	max-width: 44rem;
	margin: 0 auto;
	padding: 0 1.5rem;
}

.feat-eyebrow {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	margin-bottom: 1.25rem;
}

.feat-eyebrow-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--feat-accent);
	animation: featPulse 2.4s ease-in-out infinite;
}

@keyframes featPulse {
	0%, 100% { opacity: 1; transform: scale(1); }
	50% { opacity: 0.45; transform: scale(1.45); }
}

.feat-eyebrow-text {
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--feat-primary);
}

.feat-hero-h1 {
	font-family: "Fraunces", Georgia, serif;
	font-size: clamp(2.1rem, 4.5vw, 3.25rem);
	font-weight: 800;
	line-height: 1.1;
	letter-spacing: -0.025em;
	color: var(--feat-dark);
	margin-bottom: 1.15rem;
}

.feat-hero-h1 em {
	font-style: normal;
	color: var(--feat-primary);
}

.feat-hero-lead {
	font-size: 1.0625rem;
	line-height: 1.65;
	color: var(--feat-muted);
	margin-bottom: 0.75rem;
}

.feat-hero-note {
	font-size: 0.9375rem;
	color: #5a6d7d;
	margin-bottom: 1.5rem;
}

.feat-hero-chips {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.5rem;
	margin-bottom: 1.75rem;
}

.feat-chip {
	font-family: "IBM Plex Mono", ui-monospace, monospace;
	font-size: 0.6875rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	padding: 0.4rem 0.65rem;
	border-radius: 6px;
	border: 1px solid var(--feat-border);
	background: var(--feat-surface);
	color: var(--feat-primary);
}

.feat-chip.is-accent {
	background: var(--feat-accent-soft);
	border-color: rgba(0, 200, 150, 0.35);
	color: #0b6b55;
}

.feat-hero-actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.75rem;
	margin-bottom: 1rem;
}

.feat-btn-primary {
	background: var(--feat-primary);
	color: #fff;
	border: 2px solid var(--feat-primary);
	padding: 0.875rem 1.625rem;
	font-size: 0.9375rem;
	font-weight: 700;
	text-decoration: none;
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	border-radius: 6px;
	transition: background 0.2s, border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.feat-btn-primary:hover {
	background: var(--feat-dark);
	border-color: var(--feat-dark);
	color: #fff;
	text-decoration: none;
	transform: translateY(-1px);
	box-shadow: 0 8px 24px rgba(13, 31, 31, 0.2);
}

.feat-btn-secondary {
	background: transparent;
	color: var(--feat-primary);
	border: 2px solid var(--feat-border);
	padding: 0.875rem 1.625rem;
	font-size: 0.9375rem;
	font-weight: 600;
	text-decoration: none;
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	border-radius: 6px;
	transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.feat-btn-secondary:hover {
	border-color: var(--feat-primary);
	background: var(--feat-accent-soft);
	color: var(--feat-primary);
	text-decoration: none;
}

.feat-btn-link {
	font-size: 0.875rem;
	font-weight: 700;
	color: var(--feat-primary);
	text-decoration: none;
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	margin-top: 0.75rem;
	transition: color 0.2s;
}

.feat-btn-link:hover {
	color: var(--feat-dark);
	text-decoration: none;
}

.feat-nocredit {
	font-size: 0.8125rem;
	font-weight: 600;
	color: #10b981;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.35rem;
}

/* ---- Category nav ---- */
.feat-nav {
	background: var(--feat-bg);
	border-top: none;
	border-bottom: 1px solid var(--feat-border);
	padding: 1.375rem 0 0.875rem;
	position: sticky;
	top: calc(var(--feat-nav-offset) + env(safe-area-inset-top, 0px));
	z-index: 99990;
}

.feat-nav-inner {
	max-width: var(--feat-content-max);
	margin: 0 auto;
	padding: 0 1.5rem;
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.5rem;
}

.feat-nav-link {
	font-size: 0.75rem;
	font-weight: 700;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--feat-primary);
	text-decoration: none;
	padding: 0.45rem 0.75rem;
	border-radius: 999px;
	border: 1px solid transparent;
	transition: background 0.2s, border-color 0.2s;
}

.feat-nav-link:hover {
	background: var(--feat-surface);
	border-color: var(--feat-border);
	color: var(--feat-primary);
	text-decoration: none;
}

/* ---- Detail blocks ---- */
.feat-details {
	padding: 4rem 0;
}

.feat-details-inner {
	max-width: var(--feat-content-max);
	margin: 0 auto;
	padding: 0 1.5rem;
	display: flex;
	flex-direction: column;
	gap: 4.5rem;
}

.feat-block {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 2rem;
	align-items: center;
}

.feat-block-num {
	font-family: "IBM Plex Mono", ui-monospace, monospace;
	font-size: 0.6875rem;
	font-weight: 600;
	letter-spacing: 0.1em;
	color: var(--feat-accent);
	margin-bottom: 0.65rem;
}

.feat-kicker {
	display: inline-block;
	font-size: 0.72rem;
	font-weight: 700;
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--feat-primary);
	margin-bottom: 0.65rem;
}

.feat-title {
	font-family: "Fraunces", Georgia, serif;
	font-size: clamp(1.65rem, 3vw, 2.1rem);
	font-weight: 800;
	line-height: 1.15;
	letter-spacing: -0.02em;
	color: var(--feat-dark);
	margin-bottom: 0.85rem;
}

.feat-lead {
	font-size: 1rem;
	line-height: 1.65;
	color: var(--feat-muted);
	margin-bottom: 1.25rem;
}

.feat-list {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: 0.65rem;
}

.feat-list li {
	display: flex;
	align-items: flex-start;
	gap: 0.65rem;
	font-size: 0.9375rem;
	line-height: 1.5;
	color: var(--feat-dark);
}

.feat-list li i {
	color: var(--feat-accent);
	margin-top: 0.2rem;
	flex-shrink: 0;
}

/* Invoice visual */
.feat-invoice-frame {
	border-radius: var(--feat-radius);
	overflow: hidden;
	background: #fff;
	box-shadow:
		0 32px 80px rgba(13, 31, 31, 0.14),
		0 0 0 1px rgba(33, 92, 92, 0.08);
	line-height: 0;
}

.feat-invoice-frame img {
	display: block;
	width: 100%;
	height: auto;
}

.feat-invoice-caption {
	margin-top: 0.75rem;
	font-size: 0.8125rem;
	color: var(--feat-muted);
}

/* Document cards */
.feat-block-visual--stack {
	display: flex;
	flex-direction: column;
	gap: 0.875rem;
}

.feat-doc-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 0.75rem;
}

.feat-doc-card {
	background: var(--feat-surface);
	border: 1px solid var(--feat-border);
	border-radius: var(--feat-radius);
	padding: 1.15rem 1.15rem;
	text-align: left;
	height: 100%;
	transition: border-color 0.2s, box-shadow 0.2s;
}

.feat-doc-card:hover {
	border-color: rgba(0, 200, 150, 0.35);
	box-shadow: 0 8px 28px rgba(13, 31, 31, 0.06);
}

.feat-doc-card i {
	font-size: 1.5rem;
	color: var(--feat-primary);
	margin-bottom: 0.5rem;
	display: block;
}

.feat-doc-card-title {
	font-size: 0.9375rem;
	font-weight: 800;
	color: var(--feat-dark);
	margin-bottom: 0.35rem;
}

.feat-doc-card-desc {
	font-size: 0.8125rem;
	color: var(--feat-muted);
	line-height: 1.45;
	margin: 0;
}

.feat-flow {
	background: var(--feat-surface);
	border: 1px solid var(--feat-border);
	border-radius: var(--feat-radius);
	padding: 1.15rem 1.25rem;
}

.feat-flow-label {
	font-size: 0.6875rem;
	font-weight: 700;
	letter-spacing: 0.1em;
	text-transform: uppercase;
	color: var(--feat-muted);
	margin-bottom: 0.85rem;
}

.feat-flow-pipeline {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr) auto minmax(0, 1fr);
	align-items: center;
	gap: 0.35rem;
}

.feat-flow-step {
	font-family: "IBM Plex Mono", ui-monospace, monospace;
	font-size: 0.625rem;
	font-weight: 600;
	letter-spacing: 0.02em;
	text-transform: uppercase;
	padding: 0.55rem 0.45rem;
	border-radius: 6px;
	border: 1px solid var(--feat-border);
	background: var(--feat-bg);
	color: var(--feat-primary);
	text-align: center;
	line-height: 1.25;
	min-width: 0;
}

.feat-flow-step.is-active {
	background: var(--feat-accent-soft);
	border-color: rgba(0, 200, 150, 0.35);
	color: #0b6b55;
}

.feat-flow-chevron {
	color: var(--feat-muted);
	font-size: 0.625rem;
	flex-shrink: 0;
}

/* Demo panels */
.feat-panel {
	background: var(--feat-surface);
	border: 1px solid var(--feat-border);
	border-radius: var(--feat-radius);
	padding: 1.35rem 1.5rem;
	box-shadow: 0 12px 40px rgba(13, 31, 31, 0.06);
}

.feat-panel-title {
	font-size: 0.9375rem;
	font-weight: 800;
	color: var(--feat-dark);
	margin-bottom: 1rem;
}

.feat-stat-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 0.65rem;
	margin-bottom: 1rem;
}

.feat-stat-grid--2x2 {
	grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feat-stat {
	padding: 0.75rem 0.5rem;
	border-radius: 8px;
	background: var(--feat-bg);
	text-align: center;
}

.feat-stat.is-success {
	background: rgba(0, 200, 150, 0.1);
}

.feat-stat.is-danger {
	background: rgba(220, 53, 69, 0.08);
}

.feat-stat-value {
	font-family: "IBM Plex Mono", ui-monospace, monospace;
	font-size: 1.125rem;
	font-weight: 700;
	color: var(--feat-primary);
	line-height: 1.2;
}

.feat-stat-value.is-success { color: #10b981; }
.feat-stat-value.is-danger { color: #dc3545; }

.feat-stat-label {
	font-size: 0.75rem;
	color: var(--feat-muted);
	margin-top: 0.15rem;
}

.feat-meta {
	font-size: 0.8125rem;
	color: var(--feat-muted);
}

.feat-meta-row {
	display: flex;
	justify-content: space-between;
	gap: 1rem;
	padding: 0.45rem 0;
	border-top: 1px solid var(--feat-border);
}

.feat-meta-row:first-child {
	border-top: none;
	padding-top: 0;
}

.feat-meta-row span:last-child {
	font-weight: 700;
	color: var(--feat-dark);
	text-align: right;
}

.feat-split-cards {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 0.75rem;
}

.feat-mini-card {
	background: var(--feat-surface);
	border: 1px solid var(--feat-border);
	border-radius: var(--feat-radius);
	padding: 1.25rem;
	height: 100%;
}

.feat-mini-card i {
	font-size: 1.35rem;
	color: var(--feat-primary);
	margin-bottom: 0.5rem;
	display: block;
}

.feat-mini-card-title {
	font-size: 0.9375rem;
	font-weight: 800;
	margin-bottom: 0.35rem;
}

.feat-mini-card-desc {
	font-size: 0.8125rem;
	color: var(--feat-muted);
	line-height: 1.5;
	margin: 0;
}

/* API code block */
.feat-code {
	background: var(--feat-dark);
	border-radius: var(--feat-radius);
	padding: 1.35rem 1.5rem;
	font-family: "IBM Plex Mono", ui-monospace, monospace;
	font-size: 0.8125rem;
	line-height: 1.6;
	color: rgba(255, 255, 255, 0.88);
	overflow-x: auto;
	box-shadow: 0 16px 48px rgba(13, 31, 31, 0.2);
}

.feat-code-comment { color: #6ee7b7; }
.feat-code-method { color: #fcd34d; }
.feat-code-key { color: #7dd3fc; }
.feat-code-str { color: #86efac; }
.feat-code-muted { color: rgba(255, 255, 255, 0.45); }
.feat-code-ok { color: #6ee7b7; }

/* ---- Sticky nav active state ---- */
.feat-nav-link.is-active {
	background: var(--feat-surface);
	border-color: var(--feat-primary);
	color: var(--feat-primary);
}

/* ---- Compare section ---- */
.feat-compare-section {
	background: var(--feat-bg);
	border-top: 1px solid var(--feat-border);
	padding: 4.5rem 0;
}

.feat-compare-inner {
	max-width: var(--feat-content-max);
	margin: 0 auto;
	padding: 0 1.5rem;
}

.feat-compare-head {
	max-width: 42rem;
	margin: 0 auto 2.75rem;
	text-align: center;
}

.feat-compare-title {
	font-family: "Fraunces", Georgia, serif;
	font-size: clamp(1.75rem, 3.5vw, 2.35rem);
	font-weight: 800;
	line-height: 1.15;
	letter-spacing: -0.02em;
	color: var(--feat-dark);
	margin-bottom: 0.75rem;
}

.feat-compare-lead {
	font-size: 1.0625rem;
	color: var(--feat-muted);
	line-height: 1.65;
	margin: 0;
}

.feat-compare-grid {
	display: grid;
	grid-template-columns: repeat(1, minmax(0, 1fr));
	gap: 1rem;
}

@media (min-width: 640px) {
	.feat-compare-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 992px) {
	.feat-compare-grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}
}

.feat-compare-card {
	background: var(--feat-surface);
	border: 1px solid var(--feat-border);
	border-radius: var(--feat-radius);
	padding: 1.35rem 1.35rem 1.25rem;
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
	transition: border-color 0.25s, box-shadow 0.25s, transform 0.25s;
}

.feat-compare-card:hover {
	border-color: rgba(33, 92, 92, 0.25);
	box-shadow: 0 16px 48px rgba(13, 31, 31, 0.08);
	transform: translateY(-3px);
}

.feat-compare-icon {
	width: 2.5rem;
	height: 2.5rem;
	display: flex;
	align-items: center;
	justify-content: center;
	background: var(--feat-dark);
	color: var(--feat-accent);
	border-radius: 8px;
	font-size: 1rem;
	flex-shrink: 0;
}

.feat-compare-card-title {
	font-size: 0.9375rem;
	font-weight: 800;
	color: var(--feat-dark);
	line-height: 1.3;
	margin: 0;
}

.feat-compare-row {
	display: flex;
	align-items: flex-start;
	gap: 0.6rem;
}

.feat-compare-badge {
	display: inline-flex;
	align-items: center;
	gap: 0.3rem;
	font-family: "IBM Plex Mono", ui-monospace, monospace;
	font-size: 0.5625rem;
	font-weight: 700;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	padding: 0.25rem 0.5rem;
	border-radius: 4px;
	flex-shrink: 0;
	margin-top: 0.1rem;
}

.feat-compare-badge--ours {
	background: var(--feat-accent-soft);
	color: #0b6b55;
}

.feat-compare-badge--others {
	background: rgba(220, 53, 69, 0.08);
	color: #b91c1c;
}

.feat-compare-text {
	font-size: 0.8125rem;
	color: var(--feat-muted);
	line-height: 1.5;
	margin: 0;
}

/* ---- CTA ---- */
.feat-cta {
	padding: 4rem 0;
	background: linear-gradient(135deg, var(--feat-dark) 0%, var(--feat-primary) 100%);
	position: relative;
	overflow: hidden;
}

.feat-cta::before {
	content: '';
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
	background-size: 32px 32px;
	pointer-events: none;
}

.feat-cta-inner {
	position: relative;
	z-index: 2;
	max-width: 40rem;
	margin: 0 auto;
	padding: 0 1.5rem;
	text-align: center;
}

.feat-cta-stamp {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	font-family: "IBM Plex Mono", ui-monospace, monospace;
	font-size: 0.625rem;
	font-weight: 600;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--feat-accent);
	border: 1px solid rgba(0, 200, 150, 0.45);
	padding: 0.35rem 0.75rem;
	border-radius: 999px;
	margin-bottom: 1.25rem;
}

.feat-cta-title {
	font-family: "Fraunces", Georgia, serif;
	font-size: clamp(1.75rem, 3.5vw, 2.35rem);
	font-weight: 800;
	color: #fff;
	line-height: 1.15;
	margin-bottom: 0.85rem;
}

.feat-cta-lead {
	font-size: 1.0625rem;
	color: rgba(255, 255, 255, 0.78);
	line-height: 1.65;
	margin-bottom: 0.35rem;
}

.feat-cta-note {
	font-size: 0.9375rem;
	color: rgba(255, 255, 255, 0.65);
	margin-bottom: 1.75rem;
}

.feat-cta-actions {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 0.75rem;
	margin-bottom: 1rem;
}

.feat-cta .feat-btn-primary {
	background: var(--feat-accent);
	border-color: var(--feat-accent);
	color: var(--feat-dark);
}

.feat-cta .feat-btn-primary:hover {
	background: #fff;
	border-color: #fff;
	color: var(--feat-dark);
}

.feat-cta .feat-btn-secondary {
	border-color: rgba(255, 255, 255, 0.35);
	color: #fff;
}

.feat-cta .feat-btn-secondary:hover {
	background: rgba(255, 255, 255, 0.1);
	border-color: #fff;
	color: #fff;
}

.feat-cta .feat-nocredit {
	color: rgba(255, 255, 255, 0.85);
}

/* ---- Responsive ---- */
@media (min-width: 992px) {
	.feat-block {
		grid-template-columns: minmax(0, 0.42fr) minmax(0, 0.58fr);
		gap: 3rem;
	}

	.feat-block.is-reverse .feat-block-copy {
		order: 2;
	}

	.feat-block.is-reverse .feat-block-visual {
		order: 1;
	}

	.feat-split-cards {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (max-width: 991.98px) {
	.feat-page {
		--feat-nav-offset: calc(0.625rem + 48px + 0.625rem);
	}

	.feat-hero {
		padding-top: calc(var(--feat-nav-offset) + 1.75rem + env(safe-area-inset-top, 0px));
	}

	.feat-nav-inner {
		flex-wrap: nowrap;
		justify-content: flex-start;
		overflow-x: auto;
		-webkit-overflow-scrolling: touch;
		scrollbar-width: none;
	}

	.feat-nav-inner::-webkit-scrollbar {
		display: none;
	}
}

@media (prefers-reduced-motion: no-preference) {
	.feat-hero-inner {
		animation: featFadeUp 0.65s cubic-bezier(0.22, 1, 0.36, 1) both;
	}
}

@keyframes featFadeUp {
	from {
		opacity: 0;
		transform: translateY(18px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@media (prefers-reduced-motion: reduce) {
	.feat-eyebrow-dot,
	.feat-hero-inner {
		animation: none;
	}

	.feat-doc-card,
	.feat-btn-primary,
	.feat-btn-secondary {
		transition: none;
	}
}