@charset "UTF-8";

:root {
  --paper: #f2eddf;
  --paper-deep: #e6deca;
  --paper-soft: #f8f4ea;
  --ink: #171713;
  --ink-soft: #4c4a42;
  --rule: #22221e;
  --rule-soft: rgba(23, 23, 19, 0.28);
  --signal: #e62e24;
  --signal-contrast: #fff8ea;
  --focus: #0057d9;
  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --mono: "Courier New", Courier, monospace;
  --page-max: 1440px;
  --pad: clamp(1.15rem, 3.5vw, 4rem);
  color-scheme: light;
}

html[data-theme="night"] {
  --paper: #171713;
  --paper-deep: #25251f;
  --paper-soft: #1d1d18;
  --ink: #f0eadb;
  --ink-soft: #bbb5a7;
  --rule: #f0eadb;
  --rule-soft: rgba(240, 234, 219, 0.26);
  --signal: #ff4b3f;
  --signal-contrast: #171713;
  --focus: #70a7ff;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--paper);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  text-rendering: optimizeLegibility;
  transition: background-color 220ms ease, color 220ms ease;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 100;
  opacity: 0.038;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 4px;
}

[hidden] {
  display: none !important;
}

.skip-link {
  position: fixed;
  top: 1rem;
  left: 1rem;
  z-index: 999;
  padding: 0.7rem 1rem;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-weight: 700;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
main,
.site-footer {
  width: min(100%, var(--page-max));
  margin-inline: auto;
  border-inline: 1px solid var(--rule-soft);
}

.utility-strip {
  min-height: 35px;
  padding: 0.5rem var(--pad);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
  border-top: 7px solid var(--ink);
  border-bottom: 1px solid var(--rule);
  font: 700 0.65rem/1.15 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.utility-strip p {
  margin: 0;
}

.utility-label {
  color: var(--signal);
}

.utility-location {
  text-align: right;
}

.signal-live {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.signal-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--signal) 55%, transparent);
  animation: pulse 2s infinite;
}

.masthead-wrap {
  min-height: clamp(150px, 20vw, 290px);
  padding: 1.6rem var(--pad) 0.6rem;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2rem;
  border-bottom: 1px solid var(--rule);
  overflow: hidden;
}

.masthead {
  min-width: 0;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: end;
  gap: clamp(0.45rem, 1.5vw, 1.4rem);
  color: var(--ink);
  text-decoration: none;
  line-height: 0.68;
  white-space: nowrap;
}

.masthead-the {
  margin-bottom: 0.7vw;
  font: 900 clamp(1rem, 2.6vw, 3rem)/1 var(--sans);
  letter-spacing: -0.08em;
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.masthead-word {
  font: 900 clamp(4rem, 13.8vw, 12.4rem)/0.68 var(--serif);
  letter-spacing: -0.095em;
  transform: scaleX(1.04);
  transform-origin: left bottom;
}

.masthead-mark {
  align-self: start;
  margin-top: -0.3rem;
  color: var(--signal);
  font-size: clamp(0.8rem, 1.5vw, 1.5rem);
}

.masthead-note {
  margin: 0 0 0.2rem;
  padding-left: 1.1rem;
  border-left: 4px solid var(--signal);
  font: 700 clamp(0.64rem, 0.85vw, 0.78rem)/1.25 var(--sans);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-row {
  min-height: 52px;
  padding-left: var(--pad);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: stretch;
  border-bottom: 1px solid var(--rule);
}

.issue-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.8rem);
  overflow-x: auto;
  scrollbar-width: none;
}

.issue-nav::-webkit-scrollbar {
  display: none;
}

.issue-nav a {
  flex: none;
  font: 700 0.68rem/1 var(--sans);
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.issue-nav a:hover {
  color: var(--signal);
}

.theme-toggle {
  min-width: 150px;
  padding: 0.8rem 1.2rem;
  border: 0;
  border-left: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  font: 700 0.68rem/1 var(--sans);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.theme-toggle:hover {
  background: var(--ink);
  color: var(--paper);
}

.theme-toggle-icon {
  color: var(--signal);
  font-size: 1rem;
}

.hero {
  padding: clamp(2rem, 5vw, 5.5rem) var(--pad) 0;
  border-bottom: 1px solid var(--rule);
}

.hero-kicker {
  margin-bottom: 1.8rem;
  display: flex;
  justify-content: space-between;
  border-bottom: 1px solid var(--rule);
  font: 700 0.65rem/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero-kicker span {
  padding-bottom: 0.65rem;
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.14fr) minmax(390px, 0.86fr);
  gap: clamp(2rem, 5vw, 5.5rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--signal);
  font: 800 0.68rem/1.2 var(--sans);
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 840px;
  margin: 0;
  font: 400 clamp(4.2rem, 8.4vw, 8.7rem)/0.82 var(--serif);
  letter-spacing: -0.075em;
}

.hero h1 em {
  color: var(--signal);
  font-weight: 400;
}

.hero-deck {
  max-width: 760px;
  margin: clamp(2rem, 4vw, 3.5rem) 0 1.7rem;
  padding-top: 1rem;
  border-top: 6px solid var(--ink);
  font-size: clamp(1.08rem, 1.65vw, 1.45rem);
  line-height: 1.48;
}

.issue-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 3rem;
}

.issue-tags a {
  padding: 0.42rem 0.65rem;
  border: 1px solid var(--rule);
  font: 700 0.62rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.issue-tags a:hover {
  background: var(--signal);
  border-color: var(--signal);
  color: var(--signal-contrast);
}

.hero-composition {
  min-height: 670px;
  margin: 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  border: 1px solid var(--rule);
  background-color: var(--paper-soft);
  background-image: linear-gradient(var(--rule-soft) 1px, transparent 1px), linear-gradient(90deg, var(--rule-soft) 1px, transparent 1px);
  background-size: 8.333% 8.333%;
}

.composition-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem;
  border-bottom: 1px solid var(--rule);
  font: 700 0.56rem/1.2 var(--mono);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.loop-diagram {
  position: relative;
  min-height: 510px;
  overflow: hidden;
}

.loop-axis {
  position: absolute;
  background: var(--rule);
}

.loop-axis-x {
  top: 50%;
  left: 0;
  width: 100%;
  height: 1px;
}

.loop-axis-y {
  top: 0;
  left: 50%;
  width: 1px;
  height: 100%;
}

.loop-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 2px solid var(--ink);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotate(-18deg);
}

.orbit-one {
  width: 82%;
  aspect-ratio: 1.9;
}

.orbit-two {
  width: 48%;
  aspect-ratio: 0.7;
  border-style: dashed;
  border-color: var(--signal);
  transform: translate(-50%, -50%) rotate(38deg);
}

.loop-center {
  position: absolute;
  top: 50%;
  left: 50%;
  color: var(--signal);
  font: 400 clamp(6rem, 12vw, 11rem)/1 var(--serif);
  transform: translate(-50%, -55%);
}

.loop-word {
  position: absolute;
  z-index: 2;
  padding: 0.2rem 0.35rem;
  background: var(--paper-soft);
  font: 900 clamp(0.7rem, 1vw, 0.9rem)/1 var(--sans);
  letter-spacing: 0.12em;
}

.word-observe { top: 10%; left: 8%; }
.word-decide { top: 18%; right: 6%; }
.word-act { bottom: 15%; right: 13%; color: var(--signal); }
.word-verify { bottom: 8%; left: 9%; }

.loop-redline {
  position: absolute;
  top: 12%;
  right: 12%;
  bottom: 9%;
  width: 6px;
  background: var(--signal);
  transform: rotate(12deg);
  transform-origin: center;
}

.hero-composition figcaption {
  padding: 1rem;
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 1rem;
  border-top: 1px solid var(--rule);
  font-size: 0.8rem;
  line-height: 1.35;
}

.hero-composition figcaption strong {
  font-family: var(--sans);
  text-transform: uppercase;
}

.hero-footnote {
  display: grid;
  grid-template-columns: minmax(150px, 0.25fr) 1fr;
  gap: 1.5rem;
  margin-top: 3.5rem;
  padding: 1rem 0;
  border-top: 1px solid var(--rule);
}

.hero-footnote span {
  font: 700 0.62rem/1.3 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-footnote p {
  margin: 0;
  font-style: italic;
}

.changed-section,
.tension-section,
.essay-section,
.source-section {
  padding: clamp(4rem, 8vw, 8rem) var(--pad);
  border-bottom: 1px solid var(--rule);
  scroll-margin-top: 1rem;
}

.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 5rem);
}

.split-header {
  display: grid;
  grid-template-columns: 70px 1fr minmax(210px, 0.34fr);
  gap: clamp(1rem, 3vw, 3rem);
  align-items: end;
}

.section-number {
  margin: 0;
  font: 700 0.68rem/1 var(--mono);
}

.section-header h2,
.source-heading h2 {
  max-width: 900px;
  margin: 0;
  font: 400 clamp(3rem, 6.4vw, 7rem)/0.9 var(--serif);
  letter-spacing: -0.06em;
}

.section-side-note {
  margin: 0;
  padding-left: 1rem;
  border-left: 4px solid var(--signal);
  color: var(--ink-soft);
  font-size: 0.88rem;
  line-height: 1.45;
}

.change-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 4px solid var(--rule);
}

.change-list li {
  min-height: 145px;
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) minmax(145px, 0.22fr);
  gap: clamp(1rem, 3vw, 3rem);
  align-items: baseline;
  padding: 1.65rem 0;
  border-bottom: 1px solid var(--rule);
}

.change-number {
  color: var(--signal);
  font: 700 1rem/1 var(--mono);
}

.change-list h3 {
  margin: 0 0 0.6rem;
  font: 400 clamp(1.8rem, 3.1vw, 3rem)/1.02 var(--serif);
  letter-spacing: -0.035em;
}

.change-list p {
  max-width: 760px;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.96rem;
  line-height: 1.52;
}

.change-label {
  justify-self: end;
  font: 700 0.58rem/1.3 var(--mono);
  letter-spacing: 0.08em;
  text-align: right;
  text-transform: uppercase;
}

.signal-red {
  color: var(--signal);
}

.tension-section {
  padding-inline: 0;
  background: var(--ink);
  color: var(--paper);
}

.tension-heading {
  padding-inline: var(--pad);
  display: grid;
  grid-template-columns: 70px minmax(0, 1fr) minmax(260px, 0.42fr);
  gap: clamp(1rem, 3vw, 3rem);
  align-items: end;
}

.tension-intro {
  margin: 0;
  color: color-mix(in srgb, var(--paper) 72%, transparent);
  font-size: 0.95rem;
  line-height: 1.5;
}

.tension-board {
  border-top: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
}

.tension-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-bottom: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
}

.tension-tabs button {
  min-height: 78px;
  padding: 1rem var(--pad);
  border: 0;
  border-right: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
  background: transparent;
  color: var(--paper);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font: 800 clamp(0.8rem, 1.2vw, 1rem)/1 var(--sans);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tension-tabs button:last-child {
  border-right: 0;
}

.tension-tabs button span {
  color: color-mix(in srgb, var(--paper) 45%, transparent);
  font: 700 0.58rem/1 var(--mono);
}

.tension-tabs button[aria-selected="true"] {
  background: var(--signal);
  color: var(--signal-contrast);
}

.tension-tabs button[aria-selected="true"] span {
  color: currentColor;
}

.tension-tabs button:hover:not([aria-selected="true"]) {
  background: color-mix(in srgb, var(--paper) 8%, transparent);
}

.tension-stage {
  min-height: 670px;
  display: grid;
  grid-template-columns: minmax(390px, 0.9fr) minmax(0, 1.1fr);
}

.tension-graphic {
  position: relative;
  min-height: 670px;
  overflow: hidden;
  border-right: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
  background-image: linear-gradient(color-mix(in srgb, var(--paper) 12%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--paper) 12%, transparent) 1px, transparent 1px);
  background-size: 10% 10%;
}

.crosshair {
  position: absolute;
  background: color-mix(in srgb, var(--paper) 50%, transparent);
}

.crosshair.horizontal {
  top: 50%; left: 0; width: 100%; height: 1px;
}

.crosshair.vertical {
  top: 0; left: 50%; width: 1px; height: 100%;
}

.tension-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid var(--paper);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 350ms ease, border-radius 350ms ease, transform 350ms ease;
}

.ring-one { width: 70%; aspect-ratio: 1; }
.ring-two { width: 43%; aspect-ratio: 1; border-style: dashed; }

.tension-glyph {
  position: absolute;
  top: 50%;
  left: 50%;
  color: var(--signal);
  font: 400 clamp(10rem, 21vw, 20rem)/0.7 var(--serif);
  transform: translate(-50%, -50%);
  transition: opacity 120ms ease, transform 350ms ease;
}

.pole {
  position: absolute;
  z-index: 2;
  padding: 0.35rem 0.5rem;
  background: var(--ink);
  font: 700 0.58rem/1 var(--mono);
  letter-spacing: 0.12em;
}

.pole-a { top: 7%; left: 6%; }
.pole-b { right: 6%; bottom: 7%; }

.qualitative-meter {
  position: absolute;
  left: 6%;
  right: 6%;
  bottom: 7%;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 5px;
}

.qualitative-meter span {
  height: 5px;
  border: 1px solid var(--paper);
}

.qualitative-meter span:nth-child(-n+4) {
  background: var(--signal);
  border-color: var(--signal);
}

.tension-panels {
  display: grid;
  align-items: center;
  padding: clamp(2.5rem, 6vw, 6rem);
}

.tension-panels article {
  animation: panel-in 280ms ease both;
}

.panel-state {
  margin: 0 0 2rem;
  color: color-mix(in srgb, var(--paper) 65%, transparent);
  font: 700 0.65rem/1.2 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-state strong {
  color: var(--signal);
}

.tension-panels h3 {
  max-width: 680px;
  margin: 0 0 2rem;
  font: 400 clamp(3rem, 5.3vw, 6rem)/0.9 var(--serif);
  letter-spacing: -0.055em;
}

.tension-panels article > p:not(.panel-state) {
  max-width: 620px;
  color: color-mix(in srgb, var(--paper) 72%, transparent);
  font-size: 1.08rem;
  line-height: 1.55;
}

.tension-panels dl {
  margin: 3rem 0 0;
  border-top: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
}

.tension-panels dl div {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid color-mix(in srgb, var(--paper) 20%, transparent);
}

.tension-panels dt {
  color: color-mix(in srgb, var(--paper) 50%, transparent);
  font: 700 0.6rem/1.2 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tension-panels dd {
  margin: 0;
  text-align: right;
  font-style: italic;
}

.essay-list {
  border-top: 4px solid var(--rule);
}

.essay-list article {
  min-height: 310px;
  display: grid;
  grid-template-columns: 150px minmax(160px, 0.35fr) minmax(0, 1fr);
  gap: clamp(1rem, 4vw, 4rem);
  padding: clamp(2rem, 4vw, 4rem) 0;
  border-bottom: 1px solid var(--rule);
}

.essay-meta {
  margin: 0;
  font: 700 0.6rem/1.4 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.essay-index {
  color: var(--signal);
  font: 400 clamp(6rem, 12vw, 12rem)/0.7 var(--serif);
}

.essay-copy {
  max-width: 760px;
}

.essay-copy h3 {
  margin: 0 0 1.2rem;
  font: 400 clamp(2.4rem, 4.8vw, 5rem)/0.95 var(--serif);
  letter-spacing: -0.05em;
}

.essay-copy p {
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.55;
}

.essay-copy a {
  display: inline-block;
  margin-top: 1rem;
  color: var(--signal);
  font: 800 0.68rem/1.2 var(--sans);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.briefing-access {
  width: min(100%, var(--page-max));
  margin-inline: auto;
  min-height: 460px;
  padding: clamp(3rem, 7vw, 7rem) var(--pad);
  display: grid;
  grid-template-columns: minmax(100px, 0.25fr) minmax(260px, 0.75fr) minmax(380px, 1fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
  border-inline: 1px solid var(--rule-soft);
  border-bottom: 1px solid var(--rule);
  background: var(--signal);
  color: var(--signal-contrast);
}

.access-mark {
  align-self: start;
  font: 900 clamp(3rem, 6vw, 6rem)/0.8 var(--sans);
  letter-spacing: -0.08em;
}

.access-copy .eyebrow {
  color: inherit;
}

.access-copy h2 {
  margin: 0;
  font: 400 clamp(3rem, 5.7vw, 6.3rem)/0.86 var(--serif);
  letter-spacing: -0.06em;
}

.access-copy > p:last-child {
  max-width: 380px;
  margin-top: 1.5rem;
  font-size: 0.92rem;
  line-height: 1.5;
}

.signup-form {
  width: 100%;
}

.signup-form > label {
  display: block;
  margin-bottom: 0.65rem;
  font: 800 0.65rem/1 var(--sans);
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.email-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  border-bottom: 2px solid currentColor;
}

.email-row input {
  min-width: 0;
  padding: 1rem 0;
  border: 0;
  background: transparent;
  color: currentColor;
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  outline: none;
}

.email-row input::placeholder {
  color: color-mix(in srgb, currentColor 55%, transparent);
}

.email-row:focus-within {
  box-shadow: 0 4px 0 0 var(--signal-contrast);
}

.email-row button {
  padding: 0.7rem 0 0.7rem 1.3rem;
  border: 0;
  background: transparent;
  color: currentColor;
  cursor: pointer;
  font: 800 0.66rem/1 var(--sans);
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.email-row button:hover {
  text-decoration: underline;
  text-underline-offset: 0.35em;
}

.form-note,
.form-error {
  min-height: 1.1em;
  margin: 0.7rem 0 0;
  font: 700 0.59rem/1.4 var(--mono);
}

.form-error {
  margin-top: 0.3rem;
  font-family: var(--sans);
}

.form-success {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid currentColor;
}

.form-success span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  flex: none;
  border: 1px solid currentColor;
  border-radius: 50%;
}

.form-success p {
  margin: 0;
}

.source-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(2rem, 7vw, 8rem);
}

.source-heading {
  display: grid;
  grid-template-columns: 55px 1fr;
  gap: 1rem;
}

.source-heading h2 {
  font-size: clamp(2.4rem, 4.2vw, 4.8rem);
}

.source-copy > p {
  max-width: 720px;
  margin: 0 0 2.5rem;
  color: var(--ink-soft);
  font-size: 1rem;
  line-height: 1.55;
}

.source-copy ul {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 2px solid var(--rule);
}

.source-copy li {
  border-bottom: 1px solid var(--rule);
}

.source-copy a {
  padding: 1rem 0;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font: 700 0.78rem/1.3 var(--sans);
  letter-spacing: 0.035em;
  text-decoration: none;
}

.source-copy a:hover {
  color: var(--signal);
}

.site-footer {
  min-height: 220px;
  padding: 2rem var(--pad);
  display: grid;
  grid-template-columns: 0.5fr 1fr auto;
  gap: 2rem;
  align-items: end;
  background: var(--ink);
  color: var(--paper);
}

.footer-masthead {
  font: 900 clamp(1.4rem, 2.8vw, 2.8rem)/0.9 var(--serif);
  letter-spacing: -0.06em;
  text-decoration: none;
}

.site-footer > p {
  max-width: 600px;
  margin: 0;
  font: italic 400 clamp(1.4rem, 2.4vw, 2.4rem)/1.1 var(--serif);
}

.footer-meta {
  display: grid;
  gap: 0.45rem;
  text-align: right;
  font: 700 0.58rem/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--signal) 55%, transparent); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

@keyframes panel-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 980px) {
  .masthead-wrap {
    grid-template-columns: 1fr;
  }

  .masthead-note {
    display: none;
  }

  .hero-layout,
  .tension-stage,
  .source-section {
    grid-template-columns: 1fr;
  }

  .hero-composition {
    min-height: 540px;
  }

  .loop-diagram {
    min-height: 410px;
  }

  .tension-graphic {
    min-height: 520px;
    border-right: 0;
    border-bottom: 1px solid color-mix(in srgb, var(--paper) 35%, transparent);
  }

  .briefing-access {
    grid-template-columns: 100px 1fr;
  }

  .signup-form {
    grid-column: 2;
  }

  .site-footer {
    grid-template-columns: 1fr 1fr;
  }

  .footer-meta {
    grid-column: 2;
  }
}

@media (max-width: 700px) {
  :root {
    --pad: 1rem;
  }

  .utility-strip {
    grid-template-columns: 1fr auto;
  }

  .utility-location {
    display: none;
  }

  .masthead-wrap {
    min-height: 120px;
    padding-top: 1.3rem;
  }

  .masthead-word {
    font-size: clamp(3.25rem, 20.5vw, 6.2rem);
    letter-spacing: -0.1em;
  }

  .masthead-the {
    font-size: 0.78rem;
  }

  .nav-row {
    padding-left: 0;
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .issue-nav {
    padding-inline: var(--pad);
    gap: 1.4rem;
  }

  .theme-toggle {
    min-width: 52px;
    padding: 0.75rem;
  }

  .theme-toggle-text {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .hero {
    padding-top: 2rem;
  }

  .hero h1 {
    font-size: clamp(3.55rem, 17vw, 5.5rem);
    line-height: 0.84;
  }

  .hero-deck {
    font-size: 1rem;
  }

  .hero-composition {
    min-height: 470px;
  }

  .loop-diagram {
    min-height: 340px;
  }

  .hero-composition figcaption {
    grid-template-columns: 1fr;
  }

  .hero-footnote,
  .split-header,
  .tension-heading {
    grid-template-columns: 1fr;
  }

  .section-number {
    color: var(--signal);
  }

  .section-side-note,
  .tension-intro {
    max-width: 480px;
  }

  .change-list li {
    min-height: 0;
    grid-template-columns: 45px 1fr;
    padding: 1.4rem 0;
  }

  .change-label {
    grid-column: 2;
    justify-self: start;
    text-align: left;
  }

  .tension-tabs {
    overflow-x: auto;
    grid-template-columns: repeat(4, minmax(125px, 1fr));
  }

  .tension-tabs button {
    min-height: 62px;
    padding: 0.9rem 1rem;
  }

  .tension-stage,
  .tension-graphic {
    min-height: auto;
  }

  .tension-graphic {
    height: 390px;
  }

  .tension-panels {
    min-height: 560px;
    padding: 2.5rem 1rem 3.5rem;
  }

  .tension-panels h3 {
    font-size: clamp(2.8rem, 14vw, 4.5rem);
  }

  .essay-list article {
    min-height: 0;
    grid-template-columns: 45px 1fr;
    gap: 1.2rem;
    padding: 2.5rem 0;
  }

  .essay-meta {
    grid-column: 1 / -1;
  }

  .essay-index {
    font-size: 4rem;
  }

  .essay-copy h3 {
    font-size: 2.35rem;
  }

  .briefing-access {
    grid-template-columns: 1fr;
  }

  .access-mark {
    font-size: 2.8rem;
  }

  .signup-form {
    grid-column: auto;
  }

  .email-row {
    grid-template-columns: 1fr;
  }

  .email-row button {
    padding: 0.9rem 0;
    justify-self: start;
  }

  .source-heading {
    grid-template-columns: 1fr;
  }

  .site-footer {
    min-height: 320px;
    grid-template-columns: 1fr;
    align-content: space-between;
  }

  .footer-meta {
    grid-column: auto;
    text-align: left;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}