/* Riso: two inks on newsprint. Archivo + IBM Plex Mono. */

:root {
  --paper: #EFE9DD;
  --paper-2: #E7E0D2;
  --card: #FFFFFF;
  --ink: #151515;
  --ink-soft: #37342D;
  --muted: #6B675D;
  --placeholder: #8A8377;
  --red: #E6432B;
  --blue: #1F3FD4;
  --blue-tint: #C6D0FA;
  --red-deep: #8E2A18;
  --sans: "Archivo", Helvetica, Arial, sans-serif;
  --mono: "IBM Plex Mono", "Courier New", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  border-radius: 0;
}

html,
body {
  height: 100%;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 14.5px;
  line-height: 1.55;
  font-weight: 400;
}

::selection {
  background: var(--red);
  color: #fff;
}

img {
  border-radius: 0;
  max-width: 100%;
}

a {
  color: var(--blue);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--red);
}

p a,
.footer-lead a {
  text-decoration: underline;
}

button,
input,
textarea {
  font-family: inherit;
  border-radius: 0;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.wrap {
  max-width: 1180px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* Nav */

header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--paper);
  border-bottom: 2px solid var(--ink);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px 20px;
  padding: 14px 0;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

a.brand:hover {
  color: var(--ink);
}

.brand-logo,
.footer-logo {
  width: 36px;
  height: 36px;
  border: 2px solid var(--ink);
  background: var(--card);
  display: block;
  object-fit: cover;
  flex-shrink: 0;
}

.navlinks {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 4px;
}

.navlinks a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 8px 12px;
}

.navlinks a:hover {
  color: var(--ink);
  background: var(--paper-2);
}

.navlinks a[aria-current="page"] {
  background: var(--ink);
  color: var(--paper);
}

.navlinks a[aria-current="page"]:hover {
  color: var(--paper);
  background: var(--ink);
}

.navcta {
  display: flex;
  align-items: center;
  gap: 14px;
}

a.btn-secondary.is-on,
a.btn-secondary.is-on:hover {
  background: var(--ink);
  color: var(--paper);
}

/* Type */

h1 {
  margin: 16px 0 18px;
  font-size: clamp(38px, 6.4vw, 72px);
  line-height: 0.94;
  font-weight: 800;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  color: var(--ink);
  text-wrap: balance;
}

h1 em {
  font-style: normal;
  color: var(--red);
}

h2 {
  margin: 0;
  font-size: 25px;
  line-height: 1.08;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--ink);
  text-wrap: balance;
}

p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--ink-soft);
}

.eyebrow {
  display: inline-block;
  background: var(--blue);
  color: var(--paper);
  font-family: var(--sans);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 5px 10px;
}

.lede {
  max-width: 58ch;
  font-size: 16.5px;
  line-height: 1.55;
  font-weight: 400;
  color: var(--ink-soft);
}

.block-label {
  margin: 0 0 5px;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
}

/* Buttons and chips */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-radius: 0;
  cursor: pointer;
  line-height: 1;
  text-decoration: none;
  user-select: none;
  white-space: nowrap;
  font-family: var(--sans);
}

.btn-primary {
  background: var(--red);
  color: #fff;
  border: 2px solid var(--ink);
  padding: 12px 20px;
  font-weight: 700;
  font-size: 14.5px;
  letter-spacing: 0.02em;
  box-shadow: 4px 4px 0 var(--ink);
  transition: transform 0.1s, box-shadow 0.1s;
}

a.btn-primary,
a.btn-primary:hover,
.btn-primary:hover {
  color: #fff;
}

.btn-primary:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--ink);
}

.btn-primary:active,
.btn-primary:disabled {
  transform: translate(4px, 4px);
  box-shadow: 0 0 0 var(--ink);
}

.btn-primary:disabled {
  cursor: wait;
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border: 2px solid var(--ink);
  padding: 12px 20px;
  font-weight: 700;
  font-size: 14.5px;
  letter-spacing: 0.02em;
}

a.btn-secondary,
a.btn-secondary:hover,
.btn-secondary:hover {
  color: var(--ink);
  background: var(--paper-2);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.chip {
  display: inline-block;
  background: transparent;
  color: var(--ink);
  border: 2px solid var(--ink);
  padding: 6px 13px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 12.5px;
  letter-spacing: 0;
  text-decoration: none;
  line-height: 1.2;
}

a.chip:hover,
.chip:hover {
  background: var(--paper-2);
  color: var(--ink);
}

a.chip.is-on,
a.chip.is-on:hover {
  background: var(--ink);
  color: var(--paper);
}

/* Layout */

main > .wrap {
  padding-top: 40px;
  padding-bottom: 56px;
}

.hero {
  margin-bottom: 56px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 32px;
  align-items: stretch;
}

.hero-actions,
.card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 18px;
  margin-top: 22px;
}

section {
  scroll-margin-top: 88px;
}

.section-head {
  margin-bottom: 28px;
}

.section-head .lede {
  margin-top: 12px;
}

.band {
  margin-top: 56px;
}

.grid-3,
.grid-2 {
  display: grid;
  gap: 24px;
  align-items: stretch;
}

.grid-3 {
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
}

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

/* Cards */

.card {
  background: var(--card);
  border: 2px solid var(--ink);
  box-shadow: 7px 7px 0 var(--blue);
  display: flex;
  flex-direction: column;
  min-height: 100%;
  transition: transform 0.12s, box-shadow 0.12s;
}

.card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 9px 9px 0 var(--blue);
}

.card.card-key {
  box-shadow: 7px 7px 0 var(--red);
}

.card.card-key:hover {
  box-shadow: 9px 9px 0 var(--red);
}

.tag {
  background: var(--ink);
  color: #fff;
  font-family: var(--sans);
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 8px 20px;
  border-bottom: 2px solid var(--ink);
}

.tag-red { background: var(--red); }
.tag-blue { background: var(--blue); }
.tag-ink { background: var(--ink); }
.tag-violet { background: #4429A8; }
.tag-deep { background: #0F2E8C; }

.card-body {
  padding: 18px 20px 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-body h2 {
  margin-bottom: 12px;
}

.card-body > p:not(.card-foot) {
  max-width: 58ch;
}

.card-rule {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 2px solid var(--ink);
}

.card ul {
  margin: 16px 0;
  padding: 14px 0 0;
  list-style: none;
  border-top: 2px solid var(--ink);
}

.card li {
  position: relative;
  padding-left: 20px;
  margin: 8px 0;
  color: var(--ink-soft);
  font-size: 14.5px;
  line-height: 1.55;
}

.card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 8px;
  height: 8px;
  background: var(--red);
  border: 2px solid var(--ink);
}

.card-foot {
  align-self: stretch;
  max-width: none;
  margin-top: auto;
  padding-top: 12px;
  border-top: 2px solid var(--ink);
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-align: right;
  color: var(--muted);
}

.card.js-video-card {
  cursor: pointer;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(230, 67, 43, 0.7), 7px 7px 0 var(--blue); }
  100% { box-shadow: 0 0 0 16px rgba(230, 67, 43, 0), 7px 7px 0 var(--blue); }
}

.card.is-pulse {
  animation: pulse 0.9s ease-out 1;
}

/* Reversed block */

.callout {
  background: var(--blue);
  color: #fff;
  border: 2px solid var(--ink);
  box-shadow: 7px 7px 0 var(--ink);
  padding: 28px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.callout h2,
.callout p {
  color: #fff;
}

.callout p {
  max-width: 58ch;
  margin-top: 10px;
}

/* Footer */

footer {
  border-top: 2px solid var(--ink);
}

footer .wrap {
  padding-top: 36px;
  padding-bottom: 80px;
}

.footer-inner {
  text-align: center;
}

.footer-logo {
  width: 42px;
  height: 42px;
  margin: 0 auto 16px;
}

.footer-lead {
  max-width: 58ch;
  margin: 0 auto;
  color: var(--ink-soft);
  font-size: 14.5px;
}

.footer-meta {
  margin: 18px 0 0;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Forms */

.modal-overlay,
.video-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(21, 21, 21, 0.72);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.modal-overlay.is-open,
.video-overlay.is-open {
  display: flex;
}

.modal {
  background: var(--card);
  border: 2px solid var(--ink);
  box-shadow: 7px 7px 0 var(--blue);
  padding: 28px 24px 24px;
  max-width: 480px;
  width: 100%;
  position: relative;
}

.modal-close,
.video-close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: auto;
  height: auto;
  border: 2px solid var(--ink);
  background: var(--card);
  color: var(--ink);
  padding: 4px 10px;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
}

.modal-close:hover,
.video-close:hover {
  background: var(--paper-2);
  color: var(--ink);
}

.modal h2 {
  margin: 0 0 22px;
  padding-right: 72px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
}

.form-group input,
.form-group textarea {
  width: 100%;
  background: #fff;
  border: 2px solid var(--ink);
  border-radius: 0;
  padding: 12px 14px;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--ink);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--placeholder);
}

.btn-send {
  width: 100%;
  margin-top: 4px;
}

/* Thank-you */

body.thanks {
  min-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px 80px;
}

.thanks-card {
  width: min(640px, 100%);
  text-align: center;
}

.thanks-card .card-body {
  align-items: center;
  padding: 32px 28px 28px;
}

.thanks-card .logo {
  width: 64px;
  height: 64px;
  border: 2px solid var(--ink);
  background: var(--card);
  margin-bottom: 18px;
}

.thanks-card h1 {
  font-size: clamp(32px, 5vw, 52px);
  margin-top: 14px;
}

.thanks-card .lede {
  margin-top: 8px;
}

.thanks-card .btn {
  margin-top: 26px;
}

/* Game page */

.game-page .mast {
  margin-bottom: 28px;
}

.game-wrapper {
  width: 100%;
  max-width: 640px;
  margin: 0 auto 48px;
  border: 2px solid var(--ink);
  background: var(--card);
  box-shadow: 7px 7px 0 var(--blue);
  padding: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.game-wrapper .dog-runner-shell canvas {
  background: var(--paper);
  border: 2px solid var(--ink);
}

.game-wrapper .overlay {
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 700;
  letter-spacing: 0.01em;
}

.game-wrapper .overlay .restart-hint {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.04em;
  color: var(--muted);
  opacity: 1;
}

.video-modal {
  background: var(--ink);
  border: 2px solid var(--ink);
  box-shadow: 7px 7px 0 var(--red);
  position: relative;
  max-width: min(960px, 100%);
}

.video-modal video {
  display: block;
  max-width: 100%;
  max-height: 85vh;
  background: var(--ink);
}

.video-close {
  z-index: 2;
  background: var(--paper);
}

/* Alerts */

.note {
  background: var(--card);
  border: 2px solid var(--red);
  padding: 12px 14px;
}

.note .block-label {
  color: var(--red);
}

.note p {
  color: var(--red-deep);
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .callout {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .wrap {
    padding-left: 16px;
    padding-right: 16px;
  }

  main > .wrap {
    padding-top: 24px;
    padding-bottom: 40px;
  }

  footer .wrap {
    padding-bottom: 60px;
  }

  .grid-3 {
    grid-template-columns: 1fr;
  }

  .navcta,
  .hero-actions,
  .card-actions {
    flex-wrap: wrap;
  }
}

/* Thinking tools */

.guide-controls {
  position: sticky;
  top: 76px;
  z-index: 5;
  background: var(--paper);
  border: 2px solid var(--ink);
  padding: 14px;
  margin: 30px 0 26px;
}

.guide .search-row {
  display: flex;
  gap: 12px;
  align-items: center;
}

.guide .search-row input {
  flex: 1;
  min-width: 0;
  background: #fff;
  border: 2px solid var(--ink);
  padding: 12px 14px;
  font: 15px var(--sans);
  color: var(--ink);
}

.guide .search-row input:focus {
  outline: none;
  border-color: var(--blue);
}

.guide .search-row input::placeholder {
  color: var(--placeholder);
}

.guide .chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-top: 12px;
}

.guide button.chip {
  cursor: pointer;
  font-family: var(--sans);
}

.guide button.chip.active,
.guide button.chip.active:hover {
  background: var(--ink);
  color: var(--paper);
}

.guide .count {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--muted);
  letter-spacing: 0.04em;
}

.guide #grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
  align-items: stretch;
}

.guide #grid .card {
  min-height: var(--card-h, auto);
  overflow: visible;
}

.guide #measureWrap {
  height: 0;
  overflow: hidden;
}

.guide #measureGrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
}

.guide #measureGrid .card {
  min-height: 0 !important;
  height: auto !important;
}

.guide .block {
  margin-top: 14px;
}

.guide .block.story {
  background: var(--blue);
  color: #fff;
  padding: 12px 14px;
}

.guide .block.story .block-label {
  color: var(--blue-tint);
}

.guide .block.story p {
  color: #fff;
}

.guide .block.watch .block-label {
  color: var(--red);
}

.guide .block.watch p {
  color: var(--red-deep);
}

.guide .empty,
.guide-note {
  text-align: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.guide .empty {
  padding: 28px 0;
}

.guide-note {
  margin: 28px 0 0;
}

.guide .card.pulse {
  animation: pulse 0.9s ease-out 1;
}

@media (max-width: 520px) {
  .guide .search-row {
    flex-wrap: wrap;
  }

  .guide .search-row input,
  .guide .search-row .btn {
    width: 100%;
  }

  .guide-controls {
    position: static;
  }

  .guide #grid,
  .guide #measureGrid {
    grid-template-columns: 1fr;
  }
}