/* ==========================================================================
   PEPTIDE PROTOCOL SA — Main Stylesheet
   Decode the Signal. Design the Protocol.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens
   -------------------------------------------------------------------------- */

:root {
	/* Brand colours */
	--ppsa-navy:        #0B1F3A;
	--ppsa-navy-2:      #0F2848;
	--ppsa-navy-3:      #15315A;
	--ppsa-teal:        #0E8C7A;
	--ppsa-teal-bright: #14A892;
	--ppsa-teal-soft:   #E5F4F1;
	--ppsa-cream:       #F8F6F1;
	--ppsa-paper:       #FBFAF7;
	--ppsa-bone:        #EFEBE2;
	--ppsa-ink:         #0A1424;
	--ppsa-graphite:    #2A3445;
	--ppsa-stone:       #6E7689;
	--ppsa-mist:        #B8BFCC;
	--ppsa-line:        #D9D5CB;
	--ppsa-white:       #FFFFFF;

	/* Typography */
	--font-display:     'Playfair Display', 'Times New Roman', Georgia, serif;
	--font-body:        'EB Garamond', Georgia, 'Times New Roman', serif;
	--font-ui:          'Josefin Sans', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
	--font-mono:        'JetBrains Mono', 'Courier New', monospace;

	/* Type scale */
	--fs-mono:          0.72rem;
	--fs-xs:            0.8rem;
	--fs-sm:            0.95rem;
	--fs-base:          1.125rem;
	--fs-lg:            1.25rem;
	--fs-xl:            1.5rem;
	--fs-2xl:           2rem;
	--fs-3xl:           2.75rem;
	--fs-4xl:           3.75rem;
	--fs-5xl:           5rem;
	--fs-display:       7rem;

	/* Spacing */
	--space-1:          0.25rem;
	--space-2:          0.5rem;
	--space-3:          0.75rem;
	--space-4:          1rem;
	--space-5:          1.5rem;
	--space-6:          2rem;
	--space-7:          3rem;
	--space-8:          4rem;
	--space-9:          6rem;
	--space-10:         8rem;
	--space-11:         10rem;

	/* Layout */
	--container:        1320px;
	--container-narrow: 780px;
	--container-wide:   1540px;
	--gutter:           clamp(1.25rem, 4vw, 2.5rem);

	/* Effects */
	--shadow-soft:      0 1px 2px rgba(11, 31, 58, 0.06), 0 4px 12px rgba(11, 31, 58, 0.04);
	--shadow-card:      0 2px 4px rgba(11, 31, 58, 0.04), 0 12px 32px rgba(11, 31, 58, 0.08);
	--shadow-deep:      0 24px 60px rgba(11, 31, 58, 0.18);
	--radius:           2px;
	--radius-lg:        4px;

	/* Motion */
	--ease:             cubic-bezier(0.2, 0.7, 0.2, 1);
	--ease-out:         cubic-bezier(0.16, 1, 0.3, 1);
	--dur-fast:         180ms;
	--dur:              320ms;
	--dur-slow:         640ms;
}

/* --------------------------------------------------------------------------
   2. Reset & Base
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	scroll-behavior: smooth;
	-webkit-text-size-adjust: 100%;
}

body {
	margin: 0;
	font-family: var(--font-body);
	font-size: var(--fs-base);
	line-height: 1.6;
	color: var(--ppsa-ink);
	background: var(--ppsa-paper);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
	font-feature-settings: "kern" 1, "liga" 1, "onum" 1;
}

img,
picture,
video,
svg {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: inherit;
	text-decoration: none;
	transition: color var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

button {
	font-family: inherit;
	cursor: pointer;
	border: none;
	background: none;
	padding: 0;
}

::selection {
	background: var(--ppsa-teal);
	color: var(--ppsa-white);
}

hr {
	border: 0;
	height: 1px;
	background: var(--ppsa-line);
	margin: var(--space-7) 0;
}

/* --------------------------------------------------------------------------
   3. Typography
   -------------------------------------------------------------------------- */

h1, h2, h3, h4, h5, h6 {
	font-family: var(--font-display);
	font-weight: 500;
	line-height: 1.1;
	letter-spacing: -0.015em;
	color: var(--ppsa-navy);
	margin: 0 0 var(--space-5);
}

h1 { font-size: clamp(2.5rem, 6vw, var(--fs-4xl)); }
h2 { font-size: clamp(2rem, 4vw, var(--fs-3xl)); }
h3 { font-size: clamp(1.5rem, 2.5vw, var(--fs-2xl)); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }
h6 { font-size: var(--fs-base); }

p {
	margin: 0 0 1.25em;
}

p:last-child {
	margin-bottom: 0;
}

strong, b {
	font-weight: 600;
}

em {
	font-style: italic;
}

blockquote {
	margin: var(--space-7) 0;
	padding: var(--space-5) 0 var(--space-5) var(--space-6);
	border-left: 2px solid var(--ppsa-teal);
	font-family: var(--font-display);
	font-style: italic;
	font-size: var(--fs-xl);
	line-height: 1.4;
	color: var(--ppsa-navy);
}

blockquote p:last-child {
	margin-bottom: 0;
}

code {
	font-family: var(--font-mono);
	font-size: 0.88em;
	background: var(--ppsa-bone);
	padding: 0.15em 0.4em;
	border-radius: var(--radius);
	color: var(--ppsa-navy);
}

pre {
	font-family: var(--font-mono);
	background: var(--ppsa-navy);
	color: var(--ppsa-cream);
	padding: var(--space-5);
	overflow-x: auto;
	font-size: var(--fs-sm);
	line-height: 1.6;
}

/* Editorial helpers */
.kicker {
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.18em;
	text-transform: uppercase;
	color: var(--ppsa-teal);
	display: inline-flex;
	align-items: center;
	gap: 0.6rem;
}

.kicker::before {
	content: "";
	display: inline-block;
	width: 1.5rem;
	height: 1px;
	background: var(--ppsa-teal);
}

.kicker--center {
	justify-content: center;
}

.eyebrow {
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	font-weight: 500;
	letter-spacing: 0.24em;
	text-transform: uppercase;
	color: var(--ppsa-stone);
}

.dropcap::first-letter {
	font-family: var(--font-display);
	font-size: 4.5em;
	line-height: 0.85;
	float: left;
	margin: 0.05em 0.12em 0 -0.05em;
	color: var(--ppsa-navy);
	font-weight: 600;
}

.lede {
	font-size: var(--fs-xl);
	line-height: 1.5;
	color: var(--ppsa-graphite);
	font-style: italic;
}

/* --------------------------------------------------------------------------
   4. Layout Utilities
   -------------------------------------------------------------------------- */

.container {
	width: 100%;
	max-width: var(--container);
	margin-inline: auto;
	padding-inline: var(--gutter);
}

.container--narrow { max-width: var(--container-narrow); }
.container--wide   { max-width: var(--container-wide); }

.section {
	padding-block: clamp(var(--space-8), 10vw, var(--space-10));
}

.section--tight {
	padding-block: var(--space-8);
}

.section--navy {
	background: var(--ppsa-navy);
	color: var(--ppsa-cream);
}

.section--navy h1,
.section--navy h2,
.section--navy h3,
.section--navy h4 {
	color: var(--ppsa-white);
}

.section--cream {
	background: var(--ppsa-cream);
}

/* Skip link — accessibility */
.skip-link {
	position: absolute;
	top: -100px;
	left: 0;
	padding: 1rem 1.5rem;
	background: var(--ppsa-navy);
	color: var(--ppsa-white);
	z-index: 100;
}

.skip-link:focus {
	top: 0;
}

/* --------------------------------------------------------------------------
   5. Buttons
   -------------------------------------------------------------------------- */

.btn {
	display: inline-flex;
	align-items: center;
	gap: 0.6rem;
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	font-weight: 500;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	padding: 1rem 1.75rem;
	border-radius: var(--radius);
	transition: all var(--dur) var(--ease);
	cursor: pointer;
	white-space: nowrap;
	border: 1px solid transparent;
	position: relative;
	overflow: hidden;
}

.btn--primary {
	background: var(--ppsa-teal);
	color: var(--ppsa-white);
}

.btn--primary:hover {
	background: var(--ppsa-teal-bright);
	transform: translateY(-1px);
	box-shadow: 0 6px 20px rgba(14, 140, 122, 0.3);
}

.btn--ghost {
	background: transparent;
	color: var(--ppsa-navy);
	border-color: var(--ppsa-navy);
}

.btn--ghost:hover {
	background: var(--ppsa-navy);
	color: var(--ppsa-white);
}

.btn--ghost-light {
	background: transparent;
	color: var(--ppsa-cream);
	border-color: var(--ppsa-cream);
}

.btn--ghost-light:hover {
	background: var(--ppsa-cream);
	color: var(--ppsa-navy);
}

.btn--text {
	padding: 0.5rem 0;
	background: transparent;
	color: var(--ppsa-navy);
	border-bottom: 1px solid currentColor;
	border-radius: 0;
}

.btn--text:hover {
	color: var(--ppsa-teal);
}

.btn-arrow {
	display: inline-block;
	transition: transform var(--dur) var(--ease);
}

.btn:hover .btn-arrow {
	transform: translateX(4px);
}

/* --------------------------------------------------------------------------
   6. Header
   -------------------------------------------------------------------------- */

.site-header {
	position: sticky;
	top: 0;
	z-index: 50;
	background: var(--ppsa-paper);
	border-bottom: 1px solid var(--ppsa-line);
	transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.utility-bar {
	background: var(--ppsa-navy);
	color: var(--ppsa-mist);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.12em;
}

.utility-bar__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 36px;
	padding-block: 0.5rem;
}

.utility-bar__signal {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	color: var(--ppsa-teal-bright);
}

.signal-dot {
	display: inline-block;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: var(--ppsa-teal-bright);
	box-shadow: 0 0 0 0 rgba(20, 168, 146, 0.7);
	animation: ppsa-pulse 2.4s var(--ease) infinite;
}

@keyframes ppsa-pulse {
	0%   { box-shadow: 0 0 0 0 rgba(20, 168, 146, 0.6); }
	70%  { box-shadow: 0 0 0 8px rgba(20, 168, 146, 0); }
	100% { box-shadow: 0 0 0 0 rgba(20, 168, 146, 0); }
}

.utility-bar__meta {
	display: flex;
	gap: var(--space-5);
}

.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 88px;
	padding-block: 1rem;
	gap: var(--space-6);
}

.site-branding {
	display: flex;
	align-items: center;
	gap: 0.9rem;
	flex-shrink: 0;
}

.site-mark {
	width: 44px;
	height: 44px;
	flex-shrink: 0;
}

.site-title {
	font-family: var(--font-display);
	font-size: 1.4rem;
	font-weight: 600;
	letter-spacing: -0.01em;
	margin: 0;
	line-height: 1;
	color: var(--ppsa-navy);
}

.site-title__tag {
	display: block;
	font-family: var(--font-mono);
	font-size: 0.62rem;
	letter-spacing: 0.18em;
	color: var(--ppsa-teal);
	margin-top: 4px;
	font-weight: 400;
	text-transform: uppercase;
}

.primary-nav {
	display: flex;
	align-items: center;
	flex: 1;
	justify-content: center;
}

.primary-nav__list {
	display: flex;
	gap: var(--space-6);
	list-style: none;
	margin: 0;
	padding: 0;
}

.primary-nav__list a {
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	font-weight: 400;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--ppsa-navy);
	position: relative;
	padding-block: 0.4rem;
}

.primary-nav__list a::after {
	content: "";
	position: absolute;
	left: 0;
	bottom: 0;
	width: 0;
	height: 1px;
	background: var(--ppsa-teal);
	transition: width var(--dur) var(--ease);
}

.primary-nav__list a:hover::after,
.primary-nav__list .current-menu-item > a::after {
	width: 100%;
}

.header-cta {
	display: flex;
	align-items: center;
	gap: var(--space-3);
}

.menu-toggle {
	display: none;
	width: 44px;
	height: 44px;
	align-items: center;
	justify-content: center;
	color: var(--ppsa-navy);
}

.menu-toggle__bars {
	position: relative;
	width: 24px;
	height: 2px;
	background: currentColor;
}

.menu-toggle__bars::before,
.menu-toggle__bars::after {
	content: "";
	position: absolute;
	left: 0;
	width: 100%;
	height: 2px;
	background: currentColor;
}

.menu-toggle__bars::before { top: -7px; }
.menu-toggle__bars::after  { top: 7px; }

@media (max-width: 1024px) {
	.menu-toggle { display: flex; }
	.primary-nav {
		position: fixed;
		top: 0;
		right: 0;
		bottom: 0;
		width: min(380px, 88vw);
		background: var(--ppsa-paper);
		flex-direction: column;
		justify-content: flex-start;
		align-items: stretch;
		padding: 6rem 2.5rem 3rem;
		transform: translateX(100%);
		transition: transform var(--dur) var(--ease);
		box-shadow: var(--shadow-deep);
	}
	.primary-nav.is-open { transform: translateX(0); }
	.primary-nav__list { flex-direction: column; gap: 1.5rem; }
	.primary-nav__list a { font-size: 0.95rem; }
	.header-cta { display: none; }
}

/* --------------------------------------------------------------------------
   7. Hero
   -------------------------------------------------------------------------- */

.hero {
	position: relative;
	background: var(--ppsa-paper);
	overflow: hidden;
	padding-block: clamp(var(--space-8), 10vw, var(--space-10)) clamp(var(--space-7), 8vw, var(--space-9));
}

.hero__grid {
	display: grid;
	grid-template-columns: 1.1fr 0.9fr;
	gap: clamp(2rem, 6vw, 5rem);
	align-items: center;
	position: relative;
	z-index: 2;
}

@media (max-width: 880px) {
	.hero__grid { grid-template-columns: 1fr; }
}

.hero__copy {
	max-width: 640px;
}

.hero__title {
	font-size: clamp(2.6rem, 6.5vw, var(--fs-4xl));
	line-height: 1.05;
	letter-spacing: -0.02em;
	margin-block: var(--space-5) var(--space-5);
}

.hero__title em {
	color: var(--ppsa-teal);
	font-style: italic;
}

.hero__lede {
	font-size: clamp(1.05rem, 1.4vw, var(--fs-lg));
	line-height: 1.55;
	color: var(--ppsa-graphite);
	margin-bottom: var(--space-6);
	font-family: var(--font-body);
}

.hero__actions {
	display: flex;
	gap: var(--space-4);
	flex-wrap: wrap;
}

.hero__visual {
	position: relative;
	aspect-ratio: 4 / 5;
	background: linear-gradient(135deg, var(--ppsa-navy) 0%, var(--ppsa-navy-3) 100%);
	overflow: hidden;
	box-shadow: var(--shadow-deep);
}

.hero__visual::before {
	content: "";
	position: absolute;
	inset: 0;
	background:
		radial-gradient(circle at 30% 20%, rgba(14, 140, 122, 0.4), transparent 50%),
		radial-gradient(circle at 70% 80%, rgba(20, 168, 146, 0.25), transparent 60%);
}

.hero__visual::after {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
		linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
	background-size: 32px 32px;
	mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
	-webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
}

.hero__visual-overlay {
	position: absolute;
	inset: 0;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	padding: var(--space-6);
	color: var(--ppsa-cream);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.15em;
	z-index: 2;
}

.hero__visual-coord {
	display: flex;
	justify-content: space-between;
	color: rgba(255, 255, 255, 0.5);
}

.hero__visual-mark {
	font-family: var(--font-display);
	font-size: clamp(3rem, 8vw, 6rem);
	font-weight: 400;
	font-style: italic;
	color: var(--ppsa-teal-bright);
	line-height: 1;
	letter-spacing: -0.02em;
	align-self: flex-start;
}

.hero__visual-meta {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
}

.hero__visual-meta strong {
	font-family: var(--font-ui);
	font-weight: 500;
	color: var(--ppsa-cream);
	font-size: 0.7rem;
}

.hero__bg-mark {
	position: absolute;
	right: -3vw;
	bottom: -8vw;
	font-family: var(--font-display);
	font-size: clamp(12rem, 28vw, 30rem);
	font-style: italic;
	color: rgba(11, 31, 58, 0.04);
	line-height: 0.8;
	pointer-events: none;
	user-select: none;
	z-index: 1;
	font-weight: 400;
}

/* Marquee strip below hero */
.signal-strip {
	background: var(--ppsa-navy);
	color: var(--ppsa-cream);
	padding-block: 1.1rem;
	overflow: hidden;
	border-block: 1px solid var(--ppsa-navy-3);
}

.signal-strip__track {
	display: flex;
	gap: var(--space-8);
	white-space: nowrap;
	animation: ppsa-marquee 50s linear infinite;
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.2em;
	text-transform: uppercase;
}

.signal-strip__track span {
	display: inline-flex;
	align-items: center;
	gap: var(--space-4);
}

.signal-strip__track span::before {
	content: "◆";
	color: var(--ppsa-teal-bright);
	font-size: 0.6rem;
}

@keyframes ppsa-marquee {
	0%   { transform: translateX(0); }
	100% { transform: translateX(-50%); }
}

/* --------------------------------------------------------------------------
   8. Section Headings (general)
   -------------------------------------------------------------------------- */

.section-head {
	margin-bottom: var(--space-8);
}

.section-head--centered {
	text-align: center;
	max-width: 760px;
	margin-inline: auto;
}

.section-head__title {
	font-size: clamp(2rem, 3.5vw, var(--fs-3xl));
	margin-block: var(--space-4) var(--space-4);
	line-height: 1.1;
}

.section-head__lede {
	font-size: var(--fs-lg);
	line-height: 1.55;
	color: var(--ppsa-graphite);
	max-width: 580px;
}

.section-head--centered .section-head__lede {
	margin-inline: auto;
}

.section-head--split {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-8);
	align-items: end;
}

@media (max-width: 768px) {
	.section-head--split { grid-template-columns: 1fr; }
}

/* --------------------------------------------------------------------------
   9. The Five Series
   -------------------------------------------------------------------------- */

.series-grid {
	display: grid;
	grid-template-columns: repeat(12, 1fr);
	gap: 1px;
	background: var(--ppsa-line);
	border: 1px solid var(--ppsa-line);
}

.series-card {
	grid-column: span 4;
	background: var(--ppsa-paper);
	padding: var(--space-7);
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	min-height: 360px;
	transition: background var(--dur) var(--ease);
	position: relative;
	overflow: hidden;
}

.series-card:nth-child(1),
.series-card:nth-child(2) {
	grid-column: span 6;
}

.series-card:nth-child(2) {
	background: var(--ppsa-navy);
	color: var(--ppsa-cream);
}

.series-card:nth-child(2) .series-card__title {
	color: var(--ppsa-white);
}

.series-card:hover {
	background: var(--ppsa-cream);
}

.series-card:nth-child(2):hover {
	background: var(--ppsa-navy-2);
}

.series-card__no {
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.18em;
	color: var(--ppsa-teal);
	margin-bottom: var(--space-4);
}

.series-card__title {
	font-family: var(--font-display);
	font-size: clamp(1.4rem, 2vw, 1.85rem);
	line-height: 1.15;
	margin-bottom: var(--space-4);
	color: var(--ppsa-navy);
}

.series-card__desc {
	font-size: var(--fs-sm);
	color: var(--ppsa-graphite);
	line-height: 1.55;
	margin-bottom: var(--space-5);
}

.series-card:nth-child(2) .series-card__desc {
	color: var(--ppsa-mist);
}

.series-card__cta {
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--ppsa-navy);
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
}

.series-card:nth-child(2) .series-card__cta {
	color: var(--ppsa-teal-bright);
}

.series-card__cta::after {
	content: "→";
	transition: transform var(--dur) var(--ease);
}

.series-card:hover .series-card__cta::after {
	transform: translateX(4px);
}

@media (max-width: 880px) {
	.series-card,
	.series-card:nth-child(1),
	.series-card:nth-child(2) {
		grid-column: span 12;
	}
}

/* --------------------------------------------------------------------------
   10. Compound Cards (The Peptide Files)
   -------------------------------------------------------------------------- */

.compounds {
	background: var(--ppsa-cream);
}

.compound-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: var(--space-5);
}

@media (max-width: 1024px) { .compound-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px)  { .compound-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px)  { .compound-grid { grid-template-columns: 1fr; } }

.compound-card {
	background: var(--ppsa-white);
	padding: var(--space-6);
	border: 1px solid var(--ppsa-line);
	transition: all var(--dur) var(--ease);
	position: relative;
	display: flex;
	flex-direction: column;
	min-height: 240px;
	text-decoration: none;
}

.compound-card:hover {
	border-color: var(--ppsa-teal);
	transform: translateY(-2px);
	box-shadow: var(--shadow-card);
}

.compound-card__id {
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.16em;
	color: var(--ppsa-stone);
	margin-bottom: var(--space-4);
}

.compound-card__name {
	font-family: var(--font-display);
	font-size: 1.5rem;
	line-height: 1.1;
	color: var(--ppsa-navy);
	margin-bottom: var(--space-3);
}

.compound-card__class {
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--ppsa-teal);
	margin-bottom: var(--space-4);
}

.compound-card__desc {
	font-size: var(--fs-sm);
	line-height: 1.55;
	color: var(--ppsa-graphite);
	margin-bottom: var(--space-5);
	flex-grow: 1;
}

.compound-card__link {
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--ppsa-navy);
	margin-top: auto;
}

.compound-card__link::after {
	content: " →";
	color: var(--ppsa-teal);
}

/* --------------------------------------------------------------------------
   11. Featured Article
   -------------------------------------------------------------------------- */

.featured-article {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 0;
	background: var(--ppsa-white);
	border: 1px solid var(--ppsa-line);
}

@media (max-width: 880px) { .featured-article { grid-template-columns: 1fr; } }

.featured-article__visual {
	background: var(--ppsa-navy);
	min-height: 480px;
	position: relative;
	overflow: hidden;
}

.featured-article__visual::before {
	content: "";
	position: absolute;
	inset: 0;
	background:
		radial-gradient(circle at 70% 30%, rgba(14, 140, 122, 0.6), transparent 60%),
		linear-gradient(160deg, var(--ppsa-navy) 0%, var(--ppsa-navy-2) 50%, #1a3a6a 100%);
}

.featured-article__visual-mark {
	position: absolute;
	bottom: var(--space-6);
	left: var(--space-6);
	font-family: var(--font-display);
	font-size: 4rem;
	font-style: italic;
	color: var(--ppsa-teal-bright);
}

.featured-article__visual-no {
	position: absolute;
	top: var(--space-6);
	left: var(--space-6);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.2em;
	color: rgba(255,255,255,0.5);
}

.featured-article__body {
	padding: clamp(2.5rem, 5vw, 4rem);
	display: flex;
	flex-direction: column;
	justify-content: center;
}

.featured-article__title {
	font-size: clamp(1.75rem, 3vw, 2.4rem);
	line-height: 1.15;
	margin-block: var(--space-4) var(--space-4);
}

.featured-article__excerpt {
	color: var(--ppsa-graphite);
	margin-bottom: var(--space-6);
	font-size: var(--fs-base);
	line-height: 1.6;
}

.featured-article__meta {
	display: flex;
	gap: var(--space-5);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.12em;
	color: var(--ppsa-stone);
	text-transform: uppercase;
	margin-bottom: var(--space-5);
}

/* --------------------------------------------------------------------------
   12. Newsletter (Beehiiv) Section
   -------------------------------------------------------------------------- */

.newsletter {
	background: var(--ppsa-navy);
	color: var(--ppsa-cream);
	position: relative;
	overflow: hidden;
}

.newsletter::before {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		radial-gradient(circle at 15% 20%, rgba(14, 140, 122, 0.18), transparent 45%),
		radial-gradient(circle at 85% 80%, rgba(14, 140, 122, 0.12), transparent 50%);
	pointer-events: none;
}

.newsletter::after {
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px);
	background-size: 100% 32px;
	pointer-events: none;
}

.newsletter__inner {
	position: relative;
	z-index: 2;
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: clamp(2rem, 5vw, 5rem);
	align-items: center;
}

@media (max-width: 880px) { .newsletter__inner { grid-template-columns: 1fr; } }

.newsletter__copy h2 {
	color: var(--ppsa-white);
	font-size: clamp(2rem, 3.5vw, 2.75rem);
	line-height: 1.1;
}

.newsletter__copy h2 em {
	color: var(--ppsa-teal-bright);
	font-style: italic;
}

.newsletter__copy p {
	color: var(--ppsa-mist);
	font-size: var(--fs-lg);
	line-height: 1.55;
	margin-bottom: var(--space-5);
}

.newsletter__list {
	list-style: none;
	padding: 0;
	margin: var(--space-5) 0 0;
	display: flex;
	flex-direction: column;
	gap: var(--space-3);
	font-family: var(--font-ui);
	font-size: var(--fs-sm);
	color: var(--ppsa-mist);
}

.newsletter__list li {
	display: flex;
	gap: var(--space-3);
	align-items: flex-start;
}

.newsletter__list li::before {
	content: "◆";
	color: var(--ppsa-teal-bright);
	font-size: 0.7rem;
	margin-top: 0.4rem;
	flex-shrink: 0;
}

.newsletter__form-wrap {
	background: var(--ppsa-white);
	color: var(--ppsa-ink);
	padding: clamp(2rem, 4vw, 3rem);
	box-shadow: var(--shadow-deep);
	position: relative;
}

.newsletter__form-wrap::before {
	content: "";
	position: absolute;
	top: -1px;
	left: -1px;
	width: 40px;
	height: 40px;
	border-top: 2px solid var(--ppsa-teal-bright);
	border-left: 2px solid var(--ppsa-teal-bright);
}

.newsletter__form-wrap::after {
	content: "";
	position: absolute;
	bottom: -1px;
	right: -1px;
	width: 40px;
	height: 40px;
	border-bottom: 2px solid var(--ppsa-teal-bright);
	border-right: 2px solid var(--ppsa-teal-bright);
}

.newsletter__form-label {
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.2em;
	text-transform: uppercase;
	color: var(--ppsa-teal);
	margin-bottom: var(--space-3);
	display: block;
}

.newsletter__form-title {
	font-family: var(--font-display);
	font-size: 1.6rem;
	color: var(--ppsa-navy);
	margin-bottom: var(--space-2);
	line-height: 1.15;
}

.newsletter__form-desc {
	font-size: var(--fs-sm);
	color: var(--ppsa-graphite);
	margin-bottom: var(--space-5);
}

.newsletter__beehiiv {
	margin-top: var(--space-4);
}

.newsletter__beehiiv iframe {
	width: 100% !important;
	border: 0 !important;
	border-radius: 0 !important;
	background: transparent !important;
}

.newsletter__fallback {
	display: flex;
	gap: var(--space-3);
	flex-direction: column;
}

.newsletter__fallback input[type="email"] {
	width: 100%;
	padding: 1rem 1.2rem;
	font-family: var(--font-body);
	font-size: var(--fs-base);
	border: 1px solid var(--ppsa-line);
	background: var(--ppsa-paper);
	color: var(--ppsa-ink);
	border-radius: var(--radius);
	transition: border-color var(--dur) var(--ease);
}

.newsletter__fallback input[type="email"]:focus {
	outline: none;
	border-color: var(--ppsa-teal);
}

.newsletter__small {
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	color: var(--ppsa-stone);
	margin-top: var(--space-4);
	letter-spacing: 0.04em;
	line-height: 1.55;
}

/* --------------------------------------------------------------------------
   13. PDF Promo Block
   -------------------------------------------------------------------------- */

.pdf-promo {
	background: var(--ppsa-cream);
	border: 1px solid var(--ppsa-line);
	display: grid;
	grid-template-columns: 0.85fr 1.15fr;
	overflow: hidden;
}

@media (max-width: 880px) { .pdf-promo { grid-template-columns: 1fr; } }

.pdf-promo__cover {
	background: linear-gradient(140deg, var(--ppsa-navy) 0%, var(--ppsa-navy-3) 100%);
	display: flex;
	align-items: center;
	justify-content: center;
	padding: clamp(2.5rem, 5vw, 4rem);
	min-height: 420px;
	position: relative;
	overflow: hidden;
}

.pdf-promo__cover::before {
	content: "";
	position: absolute;
	inset: 0;
	background:
		radial-gradient(circle at 20% 100%, rgba(14, 140, 122, 0.4), transparent 60%);
}

.pdf-promo__mockup {
	position: relative;
	width: 220px;
	aspect-ratio: 3 / 4;
	background: var(--ppsa-cream);
	box-shadow: 0 30px 60px rgba(0, 0, 0, 0.35), 0 10px 20px rgba(0, 0, 0, 0.2);
	transform: perspective(1200px) rotateY(-12deg) rotateX(2deg);
	padding: 1.5rem;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	color: var(--ppsa-navy);
	border-left: 4px solid var(--ppsa-teal);
}

.pdf-promo__mockup-kicker {
	font-family: var(--font-mono);
	font-size: 0.6rem;
	letter-spacing: 0.2em;
	color: var(--ppsa-teal);
	text-transform: uppercase;
}

.pdf-promo__mockup-title {
	font-family: var(--font-display);
	font-size: 1.5rem;
	line-height: 1.1;
	margin-block: 0.5rem;
	color: var(--ppsa-navy);
}

.pdf-promo__mockup-author {
	font-family: var(--font-ui);
	font-size: 0.65rem;
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--ppsa-stone);
	margin-top: auto;
}

.pdf-promo__mockup-edition {
	font-family: var(--font-mono);
	font-size: 0.55rem;
	letter-spacing: 0.2em;
	color: var(--ppsa-stone);
	text-transform: uppercase;
}

.pdf-promo__body {
	padding: clamp(2.5rem, 5vw, 4rem);
	display: flex;
	flex-direction: column;
	justify-content: center;
}

.pdf-promo__price {
	font-family: var(--font-display);
	font-size: 2.4rem;
	color: var(--ppsa-teal);
	font-weight: 600;
	font-style: italic;
	line-height: 1;
}

.pdf-promo__price small {
	font-family: var(--font-ui);
	font-size: 0.72rem;
	letter-spacing: 0.18em;
	text-transform: uppercase;
	color: var(--ppsa-stone);
	font-weight: 400;
	font-style: normal;
	display: block;
	margin-top: 0.5rem;
}

.pdf-promo__title {
	font-size: clamp(1.6rem, 2.5vw, 2.2rem);
	margin-block: var(--space-4) var(--space-4);
	line-height: 1.1;
}

.pdf-promo__desc {
	color: var(--ppsa-graphite);
	margin-bottom: var(--space-5);
	font-size: var(--fs-base);
	line-height: 1.6;
}

.pdf-promo__features {
	list-style: none;
	padding: 0;
	margin: 0 0 var(--space-6);
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: var(--space-3);
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	letter-spacing: 0.04em;
	color: var(--ppsa-graphite);
}

.pdf-promo__features li {
	display: flex;
	gap: 0.6rem;
	align-items: flex-start;
}

.pdf-promo__features li::before {
	content: "✓";
	color: var(--ppsa-teal);
	font-weight: 600;
	flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   14. Article List
   -------------------------------------------------------------------------- */

.article-list {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-6);
}

@media (max-width: 1024px) { .article-list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .article-list { grid-template-columns: 1fr; } }

.article-card {
	display: flex;
	flex-direction: column;
	background: var(--ppsa-white);
	border: 1px solid var(--ppsa-line);
	transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
	height: 100%;
}

.article-card:hover {
	border-color: var(--ppsa-teal);
	transform: translateY(-2px);
}

.article-card__visual {
	aspect-ratio: 16 / 10;
	background: linear-gradient(135deg, var(--ppsa-navy), var(--ppsa-navy-3));
	overflow: hidden;
	position: relative;
}

.article-card__visual img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--dur-slow) var(--ease);
}

.article-card:hover .article-card__visual img {
	transform: scale(1.04);
}

.article-card__visual-fallback {
	position: absolute;
	inset: 0;
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: var(--font-display);
	font-size: 3rem;
	font-style: italic;
	color: var(--ppsa-teal-bright);
}

.article-card__body {
	padding: var(--space-5) var(--space-5) var(--space-6);
	display: flex;
	flex-direction: column;
	flex-grow: 1;
}

.article-card__meta {
	display: flex;
	gap: var(--space-4);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.12em;
	text-transform: uppercase;
	color: var(--ppsa-stone);
	margin-bottom: var(--space-3);
}

.article-card__meta .series {
	color: var(--ppsa-teal);
}

.article-card__title {
	font-family: var(--font-display);
	font-size: 1.35rem;
	line-height: 1.2;
	margin-bottom: var(--space-3);
	color: var(--ppsa-navy);
}

.article-card:hover .article-card__title {
	color: var(--ppsa-teal);
}

.article-card__excerpt {
	font-size: var(--fs-sm);
	color: var(--ppsa-graphite);
	line-height: 1.55;
	margin-bottom: var(--space-4);
	flex-grow: 1;
}

.article-card__cta {
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--ppsa-navy);
	margin-top: auto;
}

/* --------------------------------------------------------------------------
   15. About / Editorial Stance
   -------------------------------------------------------------------------- */

.editorial {
	background: var(--ppsa-paper);
}

.editorial__inner {
	display: grid;
	grid-template-columns: 1fr 1.2fr;
	gap: clamp(2rem, 6vw, 5rem);
	align-items: center;
}

@media (max-width: 880px) { .editorial__inner { grid-template-columns: 1fr; } }

.editorial__visual {
	position: relative;
	aspect-ratio: 4 / 5;
	background: linear-gradient(160deg, var(--ppsa-cream) 0%, var(--ppsa-bone) 100%);
	overflow: hidden;
	box-shadow: var(--shadow-card);
}

.editorial__visual::before {
	content: "PPSA";
	position: absolute;
	top: var(--space-5);
	right: var(--space-5);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.2em;
	color: var(--ppsa-stone);
}

.editorial__visual-mark {
	position: absolute;
	bottom: var(--space-6);
	left: var(--space-6);
	font-family: var(--font-display);
	font-style: italic;
	font-size: clamp(4rem, 10vw, 7rem);
	color: var(--ppsa-navy);
	line-height: 0.9;
	font-weight: 400;
}

.editorial__visual-mark span {
	display: block;
	color: var(--ppsa-teal);
}

.editorial__visual-line {
	position: absolute;
	left: var(--space-6);
	right: var(--space-6);
	top: 50%;
	height: 1px;
	background: var(--ppsa-line);
}

.editorial__visual-stat {
	position: absolute;
	right: var(--space-5);
	top: 30%;
	background: var(--ppsa-navy);
	color: var(--ppsa-cream);
	padding: 1rem 1.2rem;
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.12em;
	line-height: 1.4;
	max-width: 180px;
	box-shadow: var(--shadow-card);
}

.editorial__visual-stat strong {
	display: block;
	font-family: var(--font-display);
	font-size: 1.4rem;
	color: var(--ppsa-teal-bright);
	font-weight: 500;
	font-style: italic;
	margin-bottom: 0.25rem;
}

.editorial__copy h2 {
	font-size: clamp(2rem, 3.5vw, var(--fs-3xl));
	line-height: 1.1;
}

.editorial__copy h2 em {
	color: var(--ppsa-teal);
	font-style: italic;
}

.editorial__quote {
	margin: var(--space-7) 0;
	padding-left: var(--space-5);
	border-left: 2px solid var(--ppsa-teal);
	font-family: var(--font-display);
	font-style: italic;
	font-size: var(--fs-lg);
	line-height: 1.4;
	color: var(--ppsa-navy);
}

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */

.site-footer {
	background: var(--ppsa-navy);
	color: var(--ppsa-mist);
	padding-block: var(--space-9) var(--space-6);
	font-family: var(--font-ui);
}

.site-footer__top {
	display: grid;
	grid-template-columns: 1.4fr 1fr 1fr 1fr;
	gap: var(--space-7);
	padding-bottom: var(--space-7);
	border-bottom: 1px solid var(--ppsa-navy-3);
}

@media (max-width: 880px) { .site-footer__top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .site-footer__top { grid-template-columns: 1fr; } }

.site-footer__brand-mark {
	font-family: var(--font-display);
	font-size: 1.5rem;
	color: var(--ppsa-white);
	margin-bottom: var(--space-3);
	font-weight: 500;
}

.site-footer__brand-mark span {
	color: var(--ppsa-teal-bright);
	font-style: italic;
}

.site-footer__tagline {
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.18em;
	color: var(--ppsa-teal-bright);
	text-transform: uppercase;
	margin-bottom: var(--space-5);
}

.site-footer__about {
	font-size: var(--fs-sm);
	color: var(--ppsa-mist);
	line-height: 1.6;
	max-width: 28ch;
}

.site-footer h4,
.widget-title {
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.2em;
	text-transform: uppercase;
	color: var(--ppsa-teal-bright);
	margin-bottom: var(--space-4);
	font-weight: 500;
}

.site-footer ul {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: 0.7rem;
}

.site-footer a {
	color: var(--ppsa-mist);
	font-size: var(--fs-sm);
	transition: color var(--dur-fast) var(--ease);
}

.site-footer a:hover {
	color: var(--ppsa-white);
}

.site-footer__bottom {
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: var(--space-4);
	padding-top: var(--space-5);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.1em;
	color: var(--ppsa-stone);
}

.site-footer__legal {
	display: flex;
	gap: var(--space-5);
}

.site-footer__disclaimer {
	margin-top: var(--space-5);
	padding: var(--space-5);
	background: var(--ppsa-navy-2);
	border-left: 2px solid var(--ppsa-teal);
	font-size: var(--fs-xs);
	color: var(--ppsa-mist);
	line-height: 1.6;
}

/* --------------------------------------------------------------------------
   17. Single Post / Article
   -------------------------------------------------------------------------- */

.entry-header {
	padding: clamp(3rem, 8vw, 6rem) 0 clamp(2rem, 5vw, 4rem);
	text-align: center;
	background: var(--ppsa-paper);
}

.entry-header__meta {
	display: flex;
	justify-content: center;
	gap: var(--space-5);
	margin-bottom: var(--space-5);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--ppsa-stone);
}

.entry-header__meta .series { color: var(--ppsa-teal); }

.entry-header__title {
	font-size: clamp(2rem, 5vw, var(--fs-3xl));
	max-width: 22ch;
	margin: 0 auto var(--space-5);
	line-height: 1.1;
}

.entry-header__excerpt {
	font-family: var(--font-body);
	font-style: italic;
	font-size: var(--fs-xl);
	color: var(--ppsa-graphite);
	max-width: 50ch;
	margin: 0 auto;
	line-height: 1.5;
}

.entry-featured {
	max-width: var(--container-wide);
	margin: 0 auto var(--space-8);
	padding-inline: var(--gutter);
}

.entry-featured img {
	width: 100%;
	max-height: 70vh;
	object-fit: cover;
}

.entry-content {
	max-width: var(--container-narrow);
	margin: 0 auto;
	padding-inline: var(--gutter);
	font-size: 1.18rem;
	line-height: 1.75;
	color: var(--ppsa-ink);
}

.entry-content > * + * {
	margin-top: 1.4em;
}

.entry-content h2 {
	font-size: 2rem;
	margin-top: 2.4em;
	margin-bottom: 0.8em;
	line-height: 1.15;
}

.entry-content h3 {
	font-size: 1.5rem;
	margin-top: 2em;
	margin-bottom: 0.7em;
}

.entry-content p {
	margin-bottom: 1.4em;
}

.entry-content ul,
.entry-content ol {
	padding-left: 1.5em;
}

.entry-content li {
	margin-bottom: 0.6em;
}

.entry-content figure {
	margin: var(--space-7) 0;
}

.entry-content figcaption {
	font-family: var(--font-ui);
	font-size: var(--fs-sm);
	color: var(--ppsa-stone);
	text-align: center;
	margin-top: var(--space-3);
}

.entry-footer {
	max-width: var(--container-narrow);
	margin: var(--space-8) auto 0;
	padding: var(--space-6) var(--gutter) 0;
	border-top: 1px solid var(--ppsa-line);
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: var(--space-4);
	font-family: var(--font-ui);
	font-size: var(--fs-sm);
}

.entry-tags {
	display: flex;
	gap: var(--space-3);
	flex-wrap: wrap;
}

.entry-tag {
	background: var(--ppsa-cream);
	padding: 0.4rem 0.8rem;
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.1em;
	color: var(--ppsa-graphite);
	text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   18. Pagination
   -------------------------------------------------------------------------- */

.pagination {
	display: flex;
	justify-content: center;
	gap: var(--space-2);
	margin-top: var(--space-8);
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	letter-spacing: 0.14em;
	text-transform: uppercase;
}

.pagination .page-numbers {
	min-width: 44px;
	height: 44px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0 var(--space-3);
	border: 1px solid var(--ppsa-line);
	color: var(--ppsa-navy);
	transition: all var(--dur-fast) var(--ease);
}

.pagination .page-numbers:hover,
.pagination .current {
	background: var(--ppsa-navy);
	color: var(--ppsa-white);
	border-color: var(--ppsa-navy);
}

/* --------------------------------------------------------------------------
   19. Animations on Scroll
   -------------------------------------------------------------------------- */

.fade-up {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out);
}

.fade-up.is-visible {
	opacity: 1;
	transform: translateY(0);
}

.fade-up--delay-1 { transition-delay: 80ms; }
.fade-up--delay-2 { transition-delay: 160ms; }
.fade-up--delay-3 { transition-delay: 240ms; }
.fade-up--delay-4 { transition-delay: 320ms; }

@media (prefers-reduced-motion: reduce) {
	*,
	*::before,
	*::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
	}
	.fade-up {
		opacity: 1;
		transform: none;
	}
}

/* --------------------------------------------------------------------------
   20. Comments
   -------------------------------------------------------------------------- */

.comments-area {
	max-width: var(--container-narrow);
	margin: var(--space-8) auto 0;
	padding-inline: var(--gutter);
}

.comments-title {
	font-size: 1.5rem;
	margin-bottom: var(--space-5);
}

.comment-list {
	list-style: none;
	padding: 0;
}

.comment-body {
	padding: var(--space-5) 0;
	border-bottom: 1px solid var(--ppsa-line);
}

.comment-meta {
	display: flex;
	gap: var(--space-3);
	margin-bottom: var(--space-3);
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	color: var(--ppsa-stone);
}

.comment-form input,
.comment-form textarea {
	width: 100%;
	padding: 0.9rem 1.1rem;
	font-family: var(--font-body);
	font-size: var(--fs-base);
	border: 1px solid var(--ppsa-line);
	background: var(--ppsa-white);
	margin-bottom: var(--space-3);
}

.comment-form input:focus,
.comment-form textarea:focus {
	outline: none;
	border-color: var(--ppsa-teal);
}

/* --------------------------------------------------------------------------
   21. 404 Page
   -------------------------------------------------------------------------- */

.error-404 {
	text-align: center;
	padding-block: clamp(4rem, 12vw, 8rem);
}

.error-404__code {
	font-family: var(--font-display);
	font-style: italic;
	font-size: clamp(6rem, 18vw, 14rem);
	color: var(--ppsa-teal);
	line-height: 0.9;
	letter-spacing: -0.04em;
}

.error-404__title {
	font-size: var(--fs-2xl);
	margin-block: var(--space-5);
}

.error-404__lede {
	color: var(--ppsa-graphite);
	max-width: 50ch;
	margin: 0 auto var(--space-6);
}

/* --------------------------------------------------------------------------
   22. Forms (general)
   -------------------------------------------------------------------------- */

input[type="email"],
input[type="text"],
input[type="search"],
input[type="url"],
input[type="tel"],
textarea,
select {
	font-family: var(--font-body);
	font-size: var(--fs-base);
	padding: 0.9rem 1.1rem;
	border: 1px solid var(--ppsa-line);
	background: var(--ppsa-white);
	color: var(--ppsa-ink);
	width: 100%;
	border-radius: var(--radius);
	transition: border-color var(--dur-fast) var(--ease);
}

input:focus,
textarea:focus,
select:focus {
	outline: none;
	border-color: var(--ppsa-teal);
}

label {
	font-family: var(--font-ui);
	font-size: var(--fs-xs);
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--ppsa-graphite);
	margin-bottom: var(--space-2);
	display: block;
}

/* --------------------------------------------------------------------------
   23. WordPress Core Classes
   -------------------------------------------------------------------------- */

.alignleft  { float: left;  margin: 0 1.5em 1em 0; }
.alignright { float: right; margin: 0 0 1em 1.5em; }
.aligncenter { display: block; margin-left: auto; margin-right: auto; }
.alignwide  { max-width: var(--container-wide); margin-left: auto; margin-right: auto; }
.alignfull  { max-width: 100vw; margin-left: calc(50% - 50vw); margin-right: calc(50% - 50vw); }
.screen-reader-text {
	border: 0;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(50%);
	height: 1px;
	margin: -1px;
	overflow: hidden;
	padding: 0;
	position: absolute !important;
	width: 1px;
	word-wrap: normal !important;
}
.wp-caption { max-width: 100%; }
.wp-caption-text { font-family: var(--font-ui); font-size: var(--fs-sm); color: var(--ppsa-stone); margin-top: 0.5rem; text-align: center; }

/* --------------------------------------------------------------------------
   24. Print
   -------------------------------------------------------------------------- */

@media print {
	.site-header,
	.site-footer,
	.utility-bar,
	.signal-strip,
	.newsletter,
	.menu-toggle {
		display: none !important;
	}
	body { color: #000; background: #fff; }
}

/* --------------------------------------------------------------------------
   25. Archive / Search / Page / 404 supporting styles
   -------------------------------------------------------------------------- */

/* Archive header */
.archive-header {
	padding: var(--space-9) 0 var(--space-7);
	border-bottom: 1px solid var(--ppsa-line);
	background: var(--ppsa-cream);
}

.archive-header .kicker {
	margin-bottom: var(--space-4);
}

.archive-title {
	font-family: var(--font-display);
	font-size: clamp(2.25rem, 5vw, 3.75rem);
	line-height: 1.05;
	color: var(--ppsa-navy);
	max-width: 22ch;
}

.archive-title em {
	font-style: italic;
	color: var(--ppsa-teal);
}

.archive-description {
	margin-top: var(--space-5);
	font-family: var(--font-body);
	font-size: 1.125rem;
	line-height: 1.6;
	color: var(--ppsa-graphite);
}

.archive-meta {
	margin-top: var(--space-6);
	display: flex;
	gap: var(--space-6);
	flex-wrap: wrap;
}

.archive-meta__item {
	display: flex;
	flex-direction: column;
	gap: 4px;
}

.archive-meta__label {
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--ppsa-stone);
}

.archive-meta__value {
	font-family: var(--font-mono);
	font-size: 1.5rem;
	color: var(--ppsa-navy);
	letter-spacing: 0.05em;
}

/* Archive grid wrapper */
.archive-grid {
	padding: var(--space-9) 0 var(--space-10);
}

.article-card-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-6);
}

@media (max-width: 1024px) { .article-card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px)  { .article-card-grid { grid-template-columns: 1fr; } }

/* Empty state */
.archive-empty {
	padding: var(--space-10) 0;
	text-align: center;
}

.archive-empty__lede {
	font-family: var(--font-body);
	font-size: 1.25rem;
	line-height: 1.55;
	color: var(--ppsa-graphite);
	margin-bottom: var(--space-6);
	max-width: 50ch;
	margin-left: auto;
	margin-right: auto;
}

/* Search form */
.search-form__row {
	display: flex;
	gap: 0;
	border: 1px solid var(--ppsa-line);
	background: var(--ppsa-white);
	transition: border-color var(--dur) var(--ease);
	max-width: 560px;
}

.search-form__row:focus-within {
	border-color: var(--ppsa-teal);
}

.search-form__input {
	flex: 1;
	padding: var(--space-4) var(--space-5);
	border: 0;
	background: transparent;
	font-family: var(--font-body);
	font-size: 1rem;
	color: var(--ppsa-navy);
	outline: none;
}

.search-form__input::placeholder {
	color: var(--ppsa-stone);
}

.search-form__submit {
	border: 0;
	background: var(--ppsa-navy);
	color: var(--ppsa-white);
	padding: 0 var(--space-5);
	font-family: var(--font-mono);
	font-size: 1.125rem;
	letter-spacing: 0.05em;
	cursor: pointer;
	transition: background var(--dur) var(--ease);
}

.search-form__submit:hover {
	background: var(--ppsa-teal);
}

/* 404 */
.error-404 {
	padding: var(--space-10) 0 var(--space-9);
	text-align: center;
}

.error-404 .kicker {
	margin-bottom: var(--space-5);
	justify-content: center;
}

.error-404__code {
	font-family: var(--font-display);
	font-size: clamp(5rem, 14vw, 9rem);
	line-height: 1;
	color: var(--ppsa-navy);
	margin: 0 0 var(--space-5);
}

.error-404__code em {
	font-style: italic;
	color: var(--ppsa-teal);
}

.error-404__lede {
	font-family: var(--font-body);
	font-size: 1.25rem;
	line-height: 1.55;
	color: var(--ppsa-graphite);
	max-width: 52ch;
	margin: 0 auto var(--space-7);
}

.error-404__actions {
	display: flex;
	gap: var(--space-4);
	justify-content: center;
	flex-wrap: wrap;
	margin-bottom: var(--space-9);
}

.error-404__search {
	max-width: 560px;
	margin: 0 auto;
	padding-top: var(--space-7);
	border-top: 1px solid var(--ppsa-line);
}

.error-404__search-label {
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.16em;
	text-transform: uppercase;
	color: var(--ppsa-stone);
	margin-bottom: var(--space-4);
}

.error-404__search .search-form__row {
	margin: 0 auto;
}

/* Single page */
.page-main {
	padding-bottom: var(--space-10);
}

.page-header {
	padding: var(--space-9) 0 var(--space-7);
	background: var(--ppsa-cream);
	border-bottom: 1px solid var(--ppsa-line);
}

.page-title {
	font-family: var(--font-display);
	font-size: clamp(2.5rem, 5.5vw, 4rem);
	line-height: 1.05;
	color: var(--ppsa-navy);
	margin-top: var(--space-4);
	max-width: 22ch;
}

.entry-media {
	margin: 0 0 var(--space-7);
}

.entry-media img {
	width: 100%;
	height: auto;
	display: block;
}

.page-links {
	margin-top: var(--space-7);
	display: flex;
	gap: var(--space-3);
	align-items: center;
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	letter-spacing: 0.12em;
	text-transform: uppercase;
}

.page-links__label {
	color: var(--ppsa-stone);
}

/* Comments reply title */
.comment-reply-title {
	font-family: var(--font-display);
	font-size: 1.75rem;
	color: var(--ppsa-navy);
	margin-bottom: var(--space-5);
}

.comments-header {
	margin-bottom: var(--space-7);
}

/* Sidebar */
.sidebar {
	display: flex;
	flex-direction: column;
	gap: var(--space-7);
}

.widget {
	padding-bottom: var(--space-6);
	border-bottom: 1px solid var(--ppsa-line);
}

.widget:last-child {
	border-bottom: 0;
}

.widget ul {
	list-style: none;
	margin: 0;
	padding: 0;
}

.widget ul li {
	padding: var(--space-2) 0;
	font-family: var(--font-body);
	font-size: 0.95rem;
}

.widget ul li a {
	color: var(--ppsa-graphite);
	transition: color var(--dur) var(--ease);
}

.widget ul li a:hover {
	color: var(--ppsa-teal);
}

/* Newsletter admin notice (visible to logged-in admins only when URL not set) */
.newsletter__admin-notice {
	margin-top: var(--space-4);
	padding: var(--space-3) var(--space-4);
	background: rgba(14, 140, 122, 0.08);
	border-left: 2px solid var(--ppsa-teal);
	font-family: var(--font-mono);
	font-size: var(--fs-mono);
	color: var(--ppsa-teal-bright);
	letter-spacing: 0.04em;
}