@import url(https://fonts.googleapis.com/css?family=Titillium+Web:400,600,700);

:root {
  --color-primary: #0d3b66;
  --color-primary-rgb: 13, 59, 102;
  --color-primary-strong: #215e9e;
  --color-accent: #1e5ba5;
  --color-accent-rgb: 30, 91, 165;
  --color-secondary: #bcbcbc;
  --color-secondary-strong: #696969;
  --color-text: #18314f;
  --color-text-rgb: 24, 49, 79;
  --color-surface: #f6f9fe;
  --color-cloud-rgb: 245, 248, 253;
  --color-white: #ffffff;
  --color-white-rgb: 255, 255, 255;
  --color-warning-rgb: 255, 193, 7;
  --color-warning-text-rgb: 120, 87, 0;
  --color-shadow-rgb: 20, 64, 105;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Titillium Web', sans-serif;
  background: linear-gradient(
    180deg,
    rgba(var(--color-primary-rgb), 0.08) 0%,
    rgba(var(--color-cloud-rgb), 0.95) 38%,
    var(--color-surface) 100%
  );
  color: var(--color-text);
  line-height: 1.65;
  display: flex;
  justify-content: center;
  padding: 40px 20px 60px;
  box-sizing: border-box;
}

#wrapper {
  width: min(1100px, 100%);
  display: flex;
  flex-direction: column;
  gap: 32px;
  padding: 0 12px;
  box-sizing: border-box;
}

#menu {
  width: 100%;
  margin: 0;
  position: relative;
  padding: 16px 24px;
  border-radius: 24px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-strong) 100%);
  box-shadow: 0 28px 60px rgba(var(--color-primary-rgb), 0.28);
  color: var(--color-white);
  box-sizing: border-box;
  border: 1px solid rgba(var(--color-white-rgb), 0.15);
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  width: 100%;
}

.nav-brand {
  font-family: 'Titillium Web', sans-serif;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-white);
  text-decoration: none;
  white-space: nowrap;
}

.nav-brand:hover,
.nav-brand:focus,
.nav-brand:active {
  text-decoration: none;
  color: var(--color-white);
  outline: none;
}

.nav-links {
  flex: 1 1 auto;
}

.nav-list {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-item--puzzle-group {
  display: none;
}

.nav-link,
.nav-dropdown__toggle {
  display: inline-flex;
  align-items: center;
  border-radius: 8px;
  padding: 8px 16px;
  font-size: 18px;
  font-family: 'Titillium Web', sans-serif;
  font-weight: 600;
  text-decoration: none;
  color: var(--color-white);
  background: transparent;
  border: 1px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease,
    color 0.2s ease;
}

.nav-link:hover,
.nav-link:focus,
.nav-link.selected,
.nav-dropdown__toggle:hover,
.nav-dropdown__toggle:focus,
.nav-dropdown__toggle.selected,
.nav-auth details[open] > .nav-dropdown__toggle {
  background-color: rgba(var(--color-white-rgb), 0.15);
  border-color: rgba(var(--color-white-rgb), 0.35);
  color: var(--color-white);
  text-decoration: none;
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown__toggle {
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
}

.nav-dropdown__toggle::-webkit-details-marker,
.nav-dropdown__toggle::marker {
  display: none;
}

.nav-dropdown__icon {
  font-size: 14px;
  line-height: 1;
  padding-left: 4px;
}

.nav-dropdown__menu {
  position: absolute;
  right: 0;
  top: calc(100% + 12px);
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 220px;
  padding: 16px;
  border-radius: 14px;
  background: var(--color-white);
  box-shadow: 0 18px 45px rgba(var(--color-shadow-rgb), 0.25);
  opacity: 0;
  transform: translateY(-10px);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  z-index: 10;
}

.nav-dropdown__menu a {
  font-size: 16px;
  font-family: 'Titillium Web', sans-serif;
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 10px;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-dropdown__menu a.selected {
  background-color: rgba(var(--color-primary-rgb), 0.15);
}

.nav-dropdown__menu a:hover,
.nav-dropdown__menu a:focus {
  background-color: rgba(var(--color-primary-rgb), 0.1);
  color: var(--color-primary);
  text-decoration: none;
}

.nav-dropdown[open] .nav-dropdown__menu,
.nav-dropdown:focus-within .nav-dropdown__menu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.alert {
  margin-bottom: 0;
}

@media screen and (max-width: 1048px) {
  .nav-list {
    gap: 12px;
  }

  .nav-item--puzzle {
    display: none;
  }

  .nav-item--puzzle-group {
    display: block;
  }
}

#content {
  flex: 1 1 auto;
  width: 100%;
  margin: 0;
  border-bottom: none;
  overflow: visible;
  font-size: 18px;
  background: var(--color-white);
  border-radius: 28px;
  padding: 48px 56px;
  box-sizing: border-box;
  box-shadow: 0 22px 55px rgba(var(--color-primary-rgb), 0.12);
  border: 1px solid rgba(var(--color-primary-rgb), 0.08);
  display: flex;
  flex-direction: column;
}

.content-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: center;
  gap: 42px;
}

.content-hero__copy {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.content-hero__eyebrow {
  margin: 0;
  text-transform: uppercase;
  font-size: 15px;
  letter-spacing: 0.24em;
  font-weight: 700;
  color: rgba(var(--color-primary-rgb), 0.65);
}

.content-hero__lead {
  font-size: 20px;
  margin: 0;
  color: rgba(var(--color-text-rgb), 0.88);
}

.content-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 6px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 16px;
  line-height: 1;
  text-decoration: none;
  border: 1px solid transparent;
  background: var(--color-primary);
  color: var(--color-white);
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease,
    background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.button span {
  color: inherit;
}

.button:hover,
.button:focus {
  color: var(--color-white);
  transform: translateY(-1px);
}

.button:hover {
  box-shadow: 0 12px 28px rgba(var(--color-primary-rgb), 0.24);
}

.button:focus {
  outline: none;
  box-shadow: 0 0 0 0.18rem rgba(var(--color-accent-rgb), 0.25);
}

.button:disabled,
.button.is-disabled,
.button[aria-disabled='true'],
.button:disabled:hover,
.button:disabled:focus,
.button.is-disabled:hover,
.button.is-disabled:focus,
.button[aria-disabled='true']:hover,
.button[aria-disabled='true']:focus {
  background: rgba(var(--color-primary-rgb), 0.35);
  border-color: rgba(var(--color-primary-rgb), 0.35);
  color: rgba(var(--color-white-rgb), 0.7);
  box-shadow: none;
  transform: none;
  cursor: not-allowed;
  pointer-events: none;
}

.button--primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-color: rgba(var(--color-white-rgb), 0.25);
  color: var(--color-white);
  box-shadow: 0 14px 32px rgba(var(--color-primary-rgb), 0.25);
}

.button--primary:hover,
.button--primary:focus {
  box-shadow: 0 18px 38px rgba(var(--color-primary-rgb), 0.28);
  color: var(--color-white);
}

.button--secondary {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-secondary-strong) 100%);
  border-color: rgba(var(--color-white-rgb), 0.18);
  color: var(--color-white);
}

.button--secondary:hover,
.button--secondary:focus {
  box-shadow: 0 12px 28px rgba(var(--color-accent-rgb), 0.24);
}

.button--ghost {
  background: rgba(var(--color-white-rgb), 0.7);
  color: var(--color-primary);
  border-color: rgba(var(--color-primary-rgb), 0.2);
}

.button--ghost:hover,
.button--ghost:focus {
  background: rgba(var(--color-primary-rgb), 0.08);
  border-color: rgba(var(--color-primary-rgb), 0.35);
  color: var(--color-primary);
}

.button--small {
  padding: 8px 16px;
  font-size: 14px;
  border-radius: 8px;
  gap: 6px;
}

button.button {
  appearance: none;
  border: none;
}

.content-hero__visual {
  margin: 0;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: center;
}

.puzzle-hero {
  margin: 24px 0;
  display: flex;
  justify-content: center;
}

.puzzle-hero__visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  width: 100%;
  max-width: 360px;
}

.puzzle-viewer {
  width: 100%;
  max-width: 360px;
}

.puzzle-hero__caption {
  display: block;
  font-weight: 600;
  font-size: 16px;
  color: rgba(var(--color-text-rgb), 0.78);
}

.puzzle-callout {
  font-size: 18px;
  font-weight: 600;
  text-align: center;
}

.puzzle-callout__button {
  display: inline-flex;
  margin-top: 12px;
}

.stl-viewer {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  min-height: 320px;
  border-radius: 22px;
  overflow: hidden;
  border: 2px solid rgba(var(--color-primary-rgb), 0.12);
  background: linear-gradient(145deg, rgba(var(--color-primary-rgb), 0.04), rgba(var(--color-primary-rgb), 0.12));
  box-shadow: none;
}

.home-viewer {
  max-width: 360px;
}

.stl-viewer canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
}

.stl-viewer canvas:active {
  cursor: grabbing;
}

.stl-viewer__fallback,
.home-viewer__fallback {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
  font-weight: 600;
  color: rgba(var(--color-text-rgb), 0.78);
  background: rgba(var(--color-white-rgb), 0.78);
  backdrop-filter: blur(6px);
}

.home-viewer--ready .stl-viewer__fallback,
.home-viewer--ready .home-viewer__fallback {
  display: none;
}

/* Puzzle listings */
.puzzle-versions {
  margin: 32px 0;
}

.puzzle-table {
  margin-top: 16px;
}

.puzzle-versions__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.puzzle-versions__muted {
  color: rgba(var(--color-text-rgb), 0.6);
  font-size: 14px;
}

.solution-meta {
  margin: 8px 0 16px;
  color: rgba(var(--color-text-rgb), 0.72);
  font-weight: 600;
}

.dashboard-action__muted {
  display: inline-flex;
  align-items: center;
  color: rgba(var(--color-text-rgb), 0.6);
  font-size: 13px;
  padding: 4px 0;
}

/* Admin */
.admin-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0;
}

.admin-tabs__link {
  display: inline-flex;
  align-items: center;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid rgba(var(--color-primary-rgb), 0.18);
  background: rgba(var(--color-primary-rgb), 0.06);
  color: rgba(var(--color-text-rgb), 0.8);
  text-decoration: none;
  font-weight: 600;
}

.admin-tabs__link:hover,
.admin-tabs__link:focus {
  background: rgba(var(--color-primary-rgb), 0.12);
  color: rgba(var(--color-text-rgb), 0.92);
}

.admin-tabs__link--active {
  background: rgba(var(--color-primary-rgb), 0.88);
  color: var(--color-white);
  border-color: rgba(var(--color-primary-rgb), 0.88);
}

.admin-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.admin-controls__summary {
  font-weight: 600;
  color: rgba(var(--color-text-rgb), 0.72);
}

.admin-generator {
  margin-top: 24px;
}

.admin-generator__metadata {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 16px;
  margin: 0 0 16px;
}

.admin-generator__metadata dt {
  font-weight: 600;
  color: rgba(var(--color-text-rgb), 0.75);
}

.admin-generator__metadata dd {
  margin: 0 0 4px;
  color: rgba(var(--color-text-rgb), 0.92);
}

.admin-generator__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-generator__action {
  margin: 0;
}

.admin-table__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.admin-table__action {
  display: inline-flex;
  margin: 0;
}

.admin-table .button--small {
  padding: 6px 12px;
  font-size: 13px;
}

.content-hero__visual img {
  width: 100%;
  max-width: 360px;
  border-radius: 22px;
  box-shadow: 0 18px 48px rgba(var(--color-primary-rgb), 0.22);
}

.content-hero__visual span {
  display: block;
  font-weight: 600;
  font-size: 16px;
  color: rgba(var(--color-text-rgb), 0.78);
}

.content-hero #pic {
  float: none;
  width: 100%;
  max-width: 360px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 28px;
  margin-top: 80px;
}

.feature-card {
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.feature-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--color-white);
}

.feature-card__title {
  margin: 0;
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary);
}

.feature-card p {
  margin: 0;
  color: rgba(var(--color-text-rgb), 0.8);
}

.info-callout {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 6px 0;
  border-left: 4px solid rgba(var(--color-primary-rgb), 0.25);
}

.info-callout__icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: var(--color-white);
  flex-shrink: 0;
}

.info-callout__content {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.info-callout__title {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
}

.info-callout p {
  margin: 0;
  color: rgba(var(--color-text-rgb), 0.82);
  font-size: 18px;
}

.accessories-hero {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 40px 0 16px;
}

.accessories-hero__eyebrow {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(var(--color-text-rgb), 0.68);
}

.accessories-hero__heading {
  font-size: clamp(30px, 4vw, 40px);
  font-weight: 700;
  color: var(--color-primary);
  margin: 0;
  margin-bottom: 16px;
}

.accessories-hero__lead {
  margin: 0;
  font-size: 18px;
  color: rgba(var(--color-text-rgb), 0.82);
  max-width: 720px;
}

.accessories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 28px;
  margin-top: 24px;
}

.accessory-card {
  background: var(--color-white);
  border-radius: 22px;
  padding: 28px;
  border: 2px solid rgba(var(--color-primary-rgb), 0.12);
  display: flex;
  flex-direction: column;
  gap: 22px;
  text-align: center;
}

.accessory-card__header {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.accessory-card__title {
  margin: 0;
  font-size: 24px;
  font-weight: 700;
  color: var(--color-primary);
}

.accessory-card__description {
  margin: 0;
  color: rgba(var(--color-text-rgb), 0.75);
}

.accessory-card__viewer-wrapper {
  display: flex;
  justify-content: center;
}

.accessory-card__viewer {
  max-width: none;
  width: min(420px, 100%);
  aspect-ratio: 1 / 1;
}

.accessory-card__controls {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  justify-content: center;
  align-items: center;
}

.accessory-card__support-label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 600;
  color: rgba(var(--color-text-rgb), 0.82);
  width: 100%;
  align-items: center;
}

.accessory-card__support-select {
  appearance: none;
  padding: 8px 36px 8px 12px;
  border: 1px solid rgba(var(--color-text-rgb), 0.18);
  border-radius: 12px;
  font-size: 16px;
  color: var(--color-primary);
  background:
    linear-gradient(145deg, rgba(var(--color-primary-rgb), 0.08), rgba(var(--color-primary-rgb), 0.18)),
    url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1.41.59 6 5.17 10.59.59 12 2l-6 6-6-6z' fill='currentColor'/%3E%3C/svg%3E")
      no-repeat right 12px center/12px 8px;
  max-width: 280px;
  text-align: center;
}

.accessory-card__support-select:focus {
  outline: none;
  box-shadow: 0 0 0 0.18rem rgba(var(--color-accent-rgb), 0.25);
}

.accessories-noscript {
  display: block;
  margin-top: 24px;
  padding: 16px 20px;
  border-radius: 12px;
  background: rgba(var(--color-warning-rgb), 0.16);
  color: rgba(var(--color-warning-text-rgb), 0.85);
  font-weight: 600;
}

#canvas-cont {
  margin: 0 auto;
  display: block;
  width: 100%;
  max-width: 640px;
  height: 320px;
  padding: 40px;
  border-radius: 22px;
  background: linear-gradient(
    145deg,
    rgba(var(--color-primary-rgb), 0.08) 0%,
    rgba(var(--color-white-rgb), 0.9) 100%
  );
  box-shadow: inset 0 2px 18px rgba(var(--color-primary-rgb), 0.08);
}

#controls-cont {
  text-align: center;
  width: 100%;
  margin: 28px auto 0;
  padding: 0;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
}

#startb,
#downbn,
#solution {
  display: inline-flex;
  margin-left: 0;
}

#stlfiles {
  display: inline-block;
  margin-left: 0;
  min-width: 160px;
  max-width: 220px;
  border-radius: 999px;
  border: 1px solid rgba(var(--color-primary-rgb), 0.25);
  padding: 10px 16px;
  background-color: rgba(var(--color-white-rgb), 0.95);
  color: var(--color-primary);
}

#stlfiles:disabled {
  background-color: rgba(var(--color-white-rgb), 0.6);
  color: rgba(var(--color-primary-rgb), 0.55);
}

#footer {
  display: block;
  min-height: 59px;
  text-align: center;
  line-height: 1.6;
  text-decoration: none;
  position: relative;
  bottom: auto;
  width: 100%;
  padding: 24px 32px;
  box-sizing: border-box;
  font-size: 15px;
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: 22px;
  box-shadow: 0 18px 45px rgba(var(--color-primary-rgb), 0.25);
}

#footer a {
  color: var(--color-white);
  font-weight: 600;
  text-decoration: none;
}

#footer a:hover,
#footer a:focus {
  text-decoration: underline;
}

h1 {
  font-weight: 700;
}

h1,
h2,
h3,
h4 {
  font-family: 'Titillium Web', sans-serif;
  color: var(--color-primary);
}

p,
ul,
ol {
  font-size: 18px;
  margin-bottom: 20px;
}

ul,
ol {
  padding-left: 26px;
}

 strong {
  color: var(--color-primary);
}

a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover,
a:focus {
  color: var(--color-primary);
  text-decoration: underline;
}

#add {
  text-align: center;
  margin-top: 25px;
}

#pic {
  display: inline;
  width: 200px;
  float: right;
}

#pic-left {
  display: inline;
  width: 200px;
  float: left;
}

#pic > a > span,
#pic-left > a > span {
  display: block;
  width: 100%;
  text-align: center;
  font-size: 14pt;
}

.legal-wrapper {
  max-width: 880px;
  margin: 0 auto;
  padding: 0;
  line-height: 1.7;
}

.legal-page h2 {
  margin-bottom: 20px;
}

.legal-page h3 {
  margin-top: 30px;
  margin-bottom: 10px;
}

.legal-page p,
.legal-page ul {
  font-size: 18px;
}

.legal-page ul {
  padding-left: 30px;
  list-style: disc;
}

.legal-page li {
  margin-bottom: 10px;
}

#controls-cont .generator-controls__button {
  border-radius: 999px;
  padding: 12px 26px;
  gap: 10px;
}

#controls-cont .generator-controls__button:disabled {
  box-shadow: none;
  transform: none;
}

#controls-cont select {
  border-radius: 999px;
  padding: 10px 16px;
  height: auto;
  border: 1px solid rgba(var(--color-primary-rgb), 0.25);
  box-shadow: none;
  background-color: rgba(var(--color-white-rgb), 0.95);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

#controls-cont select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 0.15rem rgba(var(--color-accent-rgb), 0.25);
}

.button__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  line-height: 1;
  margin-right: 8px;
  color: inherit;
}

.button__icon:last-child {
  margin-right: 0;
}

.generator-collection {
  margin: 24px auto 0;
  display: flex;
  justify-content: center;
}

.generator-collection__form {
  display: inline-flex;
}

.generator-collection .alert {
  margin: 0 auto;
}

.dashboard-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

@media screen and (max-width: 1024px) {
  body {
    padding: 32px 16px 48px;
  }

  .nav-brand {
    font-size: 22px;
  }

  #content {
    padding: 48px;
  }

  .content-hero {
    gap: 32px;
  }
}

@media screen and (max-width: 792px) {
  body {
    padding: 24px 12px 40px;
  }

  #menu {
    padding: 10px 12px;
  }

  .nav-brand {
    font-size: 18px;
  }

  .nav-list {
    gap: 10px;
  }

  .nav-link,
  .nav-dropdown__toggle {
    font-size: 16px;
    padding: 8px 16px;
  }

  #content {
    padding: 36px 28px;
  }

  .content-hero {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .content-hero__copy {
    align-items: center;
  }

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

  .content-hero #pic {
    max-width: 300px;
  }

  .feature-grid {
    gap: 22px;
  }

  .info-callout {
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 18px 0;
    border-left: none;
    border-top: 4px solid rgba(var(--color-primary-rgb), 0.25);
  }

  .info-callout__title {
    margin-bottom: 8px;
  }

  #pic,
  #pic-left {
    float: none;
    display: block;
    margin: 0 auto 24px;
    text-align: center;
  }
}

@media screen and (max-width: 685px) {
  .nav-brand {
    text-align: center;
    font-size: 22px;
  }
  .nav-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
  }

  .nav-links {
    width: 100%;
  }

  .nav-list {
    justify-content: center;
  }

  #content {
    padding: 28px 22px;
  }

  .content-hero {
    padding: 0;
  }

  .button {
    width: 100%;
  }

  .accessories-hero {
    padding: 26px 0 10px;
    text-align: center;
    align-items: center;
  }

  .accessories-hero__lead {
    font-size: 17px;
  }

  .accessory-card {
    padding: 22px;
    gap: 18px;
  }

  .accessory-card__downloads {
    flex-direction: column;
    border-radius: 18px;
  }

  .accessory-card__download + .accessory-card__download {
    border-left: none;
    border-top: 1px solid rgba(var(--color-white-rgb), 0.35);
  }

  .accessory-card__viewer {
    width: 100%;
  }

  #canvas-cont {
    padding: 24px 16px;
    height: auto;
  }

  #controls-cont {
    gap: 10px;
  }

  #footer {
    padding: 20px 18px;
  }
}