@font-face {
  font-family: Pixel;
  src: url("fonts/geist-pixel-square.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}
:root {
  --cream: #fbf8f0;
  --sheet: #f5f0e1;
  --sheet-subtle: #faf6ea;
  --ink: #1e3124;
  --quiet: #566453;
  --rule: #ded9c6;
  --rule-subtle: #eae5d4;
  --green: #284732;
  --green-hover: #1f3927;
  --lime: #d9e68c;
  --orange: #b84a28;
  --shadow-sm: 0 2px 8px rgba(30, 49, 36, 0.04);
  --shadow-md: 0 8px 24px rgba(30, 49, 36, 0.07);
  --shadow-hover: 0 14px 32px rgba(30, 49, 36, 0.1);
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", sans-serif;
  background: var(--cream);
  color: var(--ink);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 24px;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
}
.home-page {
  overflow-x: clip;
}
a {
  color: inherit;
  text-underline-offset: 5px;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}
a:focus-visible {
  outline: 3px solid #bb4a21;
  outline-offset: 5px;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
h1,
h2,
h3 {
  margin: 0;
  word-break: keep-all;
  font-weight: 600;
  letter-spacing: -0.055em;
  line-height: 1.4;
}
p {
  margin: 0;
  word-break: keep-all;
}
figure {
  margin: 0;
}
::selection {
  background: var(--lime);
  color: var(--ink);
}
.shell {
  width: min(1232px, calc(100% - 96px));
  margin-inline: auto;
}
.pixel {
  font-family: Pixel, monospace;
  font-weight: 400;
}
.mono {
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
  font-size: 11px;
  line-height: 1.5;
  letter-spacing: 0.06em;
}
.skip {
  position: absolute;
  z-index: 10;
  top: 12px;
  left: 16px;
  background: var(--ink);
  color: var(--cream);
  padding: 10px 18px;
  transform: translateY(-160%);
}
.skip:focus {
  transform: none;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.brand-pixel {
  display: block;
  width: 24px;
  height: 24px;
  flex: none;
}
.masthead {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  border-bottom: 0;
  isolation: isolate;
}
.home-page .masthead::before,
.detail-page .masthead::before {
  content: "";
  width: 100vw;
  position: absolute;
  z-index: -1;
  inset-block: 0;
  left: 50%;
  transform: translateX(-50%);
  border-bottom: 1px solid var(--rule);
  background: color-mix(in srgb, var(--cream) 92%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  pointer-events: none;
}
.home-page .masthead {
  position: sticky;
  z-index: 20;
  top: 0;
  background: transparent;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-size: 24px;
  line-height: 1;
  min-height: 44px;
  white-space: nowrap;
}
.masthead .small-note {
  margin-right: auto;
  color: var(--quiet);
  font-size: 12px;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 26px;
}
.nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
}
.nav a:hover {
  text-decoration: underline;
}
.locale {
  display: flex;
  gap: 4px;
  align-items: center;
  border-left: 1px solid var(--rule);
  padding-left: 16px;
}
.locale span,
.locale a {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
}
.locale span,
.locale a[aria-current="page"] {
  font-weight: 700;
}
.locale a {
  color: var(--quiet);
}
.locale a[aria-current="page"] {
  color: inherit;
  cursor: default;
  text-decoration: none;
}
.action {
  display: inline-flex;
  min-height: 48px;
  gap: 22px;
  align-items: center;
  justify-content: center;
  padding: 11px 19px;
  border: 1px solid var(--green);
  background: var(--green);
  color: var(--cream);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 3px 3px 0 #a5b38f;
  transition:
    transform 0.15s,
    box-shadow 0.15s;
}
.action:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 #a5b38f;
}
.arrow {
  font-family: Pixel, monospace;
  font-size: 23px;
  line-height: 1;
}
.home-page .hero-meta,
.home-page .wordmark,
.home-page .hero-intro,
.home-page .hero-scene {
  animation: workshop-enter 0.7s both cubic-bezier(0.2, 0.75, 0.2, 1);
}
.home-page .wordmark {
  animation-delay: 0.06s;
}
.home-page .hero-intro {
  animation-delay: 0.12s;
}
.home-page .hero-scene {
  animation-delay: 0.18s;
}
@keyframes workshop-enter {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.about {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  align-items: start;
  padding: 80px 0 76px;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--quiet);
}
.index {
  font-family: Pixel, monospace;
  font-size: 15px;
  color: var(--orange);
}
.about h2 {
  font-size: clamp(30px, 3vw, 38px);
  line-height: 1.55;
  letter-spacing: -0.045em;
  margin-bottom: 26px;
}
.about h2 em {
  font-style: normal;
  background: linear-gradient(transparent 63%, #dce894 63%, #dce894 92%, transparent 92%);
}
.about-copy p {
  font-size: 16px;
  line-height: 1.95;
  letter-spacing: -0.015em;
  color: var(--quiet);
  overflow-wrap: break-word;
}
.apps-section {
  background: #e7ebd9;
  padding: 64px 0 72px;
  position: relative;
}
.apps-section:before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -8px;
  height: 8px;
  background: linear-gradient(90deg, transparent 50%, #e7ebd9 50%);
  background-size: 16px 8px;
}
.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  margin-bottom: 30px;
}
.section-heading > .textlink {
  flex-shrink: 0;
  white-space: nowrap;
}
.section-heading h2 {
  font-size: 38px;
  margin-top: 12px;
}
.textlink {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  min-height: 44px;
  font-size: 13px;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}
.textlink:hover {
  color: var(--orange);
}
.product {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  border: 1px solid #b6bf9e;
  background: var(--cream);
  min-height: 470px;
}
.product-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 470px;
  overflow: hidden;
  background: #ebcead;
  background-image:
    linear-gradient(#be9b6f1c 1px, transparent 1px),
    linear-gradient(90deg, #be9b6f1c 1px, transparent 1px);
  background-size: 26px 26px;
  border-right: 1px solid #b6bf9e;
}
.stage-caption {
  position: absolute;
  top: 22px;
  left: 24px;
  color: #685337;
}
.stage-corner {
  position: absolute;
  top: 20px;
  right: 22px;
  color: #685337;
  font-family: Pixel, monospace;
  font-size: 20px;
}
.book-shadow {
  width: 205px;
  height: 280px;
  background: #896c3a35;
  position: absolute;
  transform: translate(36px, 30px) rotate(-13deg);
  filter: blur(12px);
}
.notebook {
  width: 224px;
  height: 304px;
  background: #304d39;
  border: 1px solid #233d2c;
  border-radius: 3px 10px 10px 3px;
  box-shadow:
    inset 6px 0 0 #183624,
    inset 9px 0 0 #5d7357,
    6px 5px 0 #dcd7be,
    7px 6px 0 #aaad91,
    13px 12px 0 #38503a;
  position: relative;
  transform: rotate(-11deg);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 32px 28px;
  color: #f1efce;
}
.book-title {
  font-size: 34px;
  letter-spacing: -2px;
  margin: 0 0 20px;
}
.notebook img {
  width: 64px;
  height: 64px;
  border-radius: 15px;
  box-shadow: 2px 4px 0 #172d2270;
  image-rendering: auto;
}
.book-rule {
  width: 40px;
  height: 1px;
  background: #94a783;
  margin: 22px 0 13px;
}
.book-sub {
  font-size: 10px;
  line-height: 1.6;
  letter-spacing: 0.12em;
  text-align: center;
}
.book-tab {
  position: absolute;
  right: -15px;
  top: 45px;
  width: 18px;
  height: 50px;
  background: #d8975d;
  border: 1px solid #bc7940;
  z-index: -1;
}
.book-tab.second {
  top: 99px;
  background: #d6ce78;
  border-color: #b9b266;
}
.book-tab.third {
  top: 153px;
  background: #7f9b79;
  border-color: #698365;
}
.stamp {
  position: absolute;
  right: 32px;
  bottom: 30px;
  width: 82px;
  height: 82px;
  display: grid;
  place-items: center;
  text-align: center;
  color: #504a2b;
  font-family: Pixel, monospace;
  font-size: 13px;
  line-height: 1.3;
  transform: rotate(9deg);
  background: #e4d88f;
  clip-path: polygon(
    8% 0,
    92% 0,
    92% 8%,
    100% 8%,
    100% 92%,
    92% 92%,
    92% 100%,
    8% 100%,
    8% 92%,
    0 92%,
    0 8%,
    8% 8%
  );
}
.stage-foot {
  position: absolute;
  bottom: 20px;
  left: 24px;
  font-size: 10px;
  color: #685337;
}
.product-details {
  padding: 46px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.product-details .app-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  align-items: center;
  font-size: 12px;
  color: var(--quiet);
  margin-bottom: 20px;
}
.app-meta .mini-icon {
  width: 24px;
  height: 24px;
  border-radius: 5px;
}
.product-details h3 {
  font-size: 34px;
  line-height: 1.4;
  margin-bottom: 16px;
}
.product-details p {
  font-size: 14px;
  color: var(--quiet);
  line-height: 1.9;
}
.feature-list {
  list-style: none;
  margin: 23px 0 27px;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.feature-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}
.tick {
  display: inline-block;
  width: 12px;
  height: 12px;
  background: var(--green);
  clip-path: polygon(
    0 33%,
    25% 33%,
    25% 58%,
    42% 58%,
    42% 33%,
    58% 33%,
    58% 17%,
    75% 17%,
    75% 0,
    100% 0,
    100% 33%,
    83% 33%,
    83% 50%,
    66% 50%,
    66% 75%,
    50% 75%,
    50% 100%,
    25% 100%,
    25% 75%,
    0 75%
  );
}
.product-actions {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.product-actions .action {
  font-size: 13px;
  gap: 18px;
}
.product-actions .textlink {
  border: 0;
}
.principles {
  padding: 76px 0 80px;
}
.principles-top {
  display: flex;
  justify-content: space-between;
  align-items: end;
  margin-bottom: 32px;
  gap: 30px;
}
.principles-list {
  border-top: 1px solid var(--rule);
}
.principle {
  display: grid;
  grid-template-columns: 65px 1fr 1.1fr;
  align-items: center;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
}
.principle .num {
  font-size: 28px;
  font-family: Pixel, monospace;
  color: var(--quiet);
}
.principle h3 {
  font-size: 22px;
}
.principle p {
  font-size: 13px;
  line-height: 1.85;
  color: var(--quiet);
}
.footer {
  padding: 20px 0;
}
.footer p {
  font-size: 12px;
  color: var(--quiet);
}
.footer nav {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  margin-top: 4px;
}
.footer nav a + a::before {
  content: "|";
  color: var(--quiet);
  margin: 0 12px;
}
.footer a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 13px;
  text-decoration: none;
}
.footer a:hover {
  text-decoration: underline;
}
.brand-closing {
  position: relative;
  background: var(--green);
  color: var(--cream);
  padding: 38px 0;
}
.brand-closing:before {
  content: "";
  position: absolute;
  inset: -8px 0 auto;
  height: 8px;
  background: linear-gradient(90deg, transparent 50%, var(--green) 50%);
  background-size: 16px 8px;
}
.brand-closing > .shell {
  display: flex;
  align-items: center;
  gap: 32px;
}
.brand-closing .pixel {
  font-size: 36px;
  line-height: 1.15;
  color: var(--lime);
}
.brand-closing p {
  font-size: 12px;
  line-height: 1.8;
  margin-left: auto;
}
.brand-closing .closing-plus {
  font-size: 60px;
  margin-left: 32px;
}
.principles-top h2.eyebrow {
  font-weight: 400;
  letter-spacing: 0.06em;
}
.motion-ready [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.7s ease,
    transform 0.7s cubic-bezier(0.2, 0.75, 0.2, 1);
}
.motion-ready [data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}
.motion-ready .principle:nth-child(2) {
  transition-delay: 0.08s;
}
.motion-ready .principle:nth-child(3) {
  transition-delay: 0.16s;
}
.platforms {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-left: auto;
}
.platform-badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 2px 7px;
  border: 1px solid #b6bf9e;
  background: #e7ebd9;
  color: #24372a;
  font-size: 12px;
  line-height: 1.4;
  white-space: nowrap;
}
html[lang="en"] h1,
html[lang="en"] h2,
html[lang="en"] h3,
html[lang="en"] p {
  word-break: normal;
}
@media (max-width: 1100px) {
  .masthead .small-note {
    display: none;
  }
  .product-details {
    padding: 32px;
  }
  .product-details h3 {
    font-size: 30px;
  }
  .product-actions {
    gap: 18px;
  }
}
@media (max-width: 850px) {
  .shell {
    width: calc(100% - 48px);
  }
  .masthead {
    gap: 18px;
  }

  .product {
    grid-template-columns: 1fr 1fr;
  }
  .product-stage {
    min-height: 440px;
  }
  .product-details {
    padding: 30px 24px;
  }
  .product-details h3 {
    font-size: 27px;
  }
  .notebook {
    transform: rotate(-11deg) scale(0.86);
  }
  .stamp {
    right: 18px;
    bottom: 28px;
    width: 65px;
    height: 65px;
    font-size: 11px;
  }
  .stage-foot {
    max-width: 150px;
  }
  .principles-top {
    align-items: start;
  }
  .principle {
    grid-template-columns: 42px 1fr 1.1fr;
    gap: 18px;
  }
  .principle h3 {
    font-size: 20px;
  }
  .footer nav {
    gap: 0;
  }
  .about {
    padding: 60px 0;
  }
  .about h2 {
    font-size: 32px;
  }
  .nav {
    gap: 18px;
  }
}
@media (max-width: 600px) {
  .shell {
    width: calc(100% - 40px);
  }
  .masthead {
    min-height: 104px;
    flex-wrap: wrap;
    gap: 0;
    padding: 10px 0 4px;
  }
  .brand {
    font-size: 22px;
  }
  .locale {
    margin-left: auto;
    padding: 0;
    border: 0;
  }

  .apps-section {
    padding: 42px 0 40px;
  }
  .section-heading {
    gap: 16px;
    margin-bottom: 24px;
  }
  .section-heading h2 {
    font-size: 29px;
    margin-top: 10px;
  }
  .section-heading .textlink {
    font-size: 12px;
    gap: 10px;
  }
  .product {
    grid-template-columns: 1fr;
  }
  .product-stage {
    min-height: 370px;
    border-right: 0;
    border-bottom: 1px solid #b6bf9e;
  }
  .notebook {
    transform: rotate(-11deg) scale(0.87);
  }
  .book-shadow {
    transform: translate(26px, 20px) rotate(-13deg) scale(0.9);
  }
  .stage-caption {
    top: 18px;
    left: 20px;
  }
  .stage-foot {
    bottom: 18px;
    left: 20px;
    max-width: none;
  }
  .stamp {
    right: 24px;
    bottom: 28px;
  }
  .product-details {
    padding: 30px 25px 32px;
  }
  .product-details h3 {
    font-size: 29px;
  }
  .product-actions .action {
    font-size: 12px;
    padding-inline: 13px;
    gap: 10px;
  }
  .product-actions .textlink {
    font-size: 12px;
    gap: 10px;
  }
  .principles {
    padding: 48px 0 58px;
  }
  .principles-top {
    display: block;
    margin-bottom: 24px;
  }
  .principle {
    grid-template-columns: 30px 1fr;
    gap: 8px 16px;
    align-items: start;
    padding: 24px 0;
  }
  .principle .num {
    font-size: 23px;
    grid-row: 1/3;
  }
  .principle h3 {
    font-size: 21px;
  }
  .principle p {
    grid-column: 2;
  }
  .footer {
    padding: 16px 0;
  }
  .footer nav {
    gap: 0;
  }
  .brand-closing {
    padding: 30px 0;
  }
  .brand-closing > .shell {
    gap: 14px;
    flex-wrap: wrap;
  }
  .brand-closing .pixel {
    font-size: 26px;
  }
  .brand-closing .closing-plus {
    display: none;
  }
  .about {
    display: block;
    padding: 48px 0 54px;
  }
  .about > .eyebrow {
    margin-bottom: 22px;
  }
  .about h2 {
    font-size: clamp(24px, 7vw, 28px);
    margin-bottom: 22px;
  }
  .about-copy p {
    font-size: 15px;
  }
  .nav {
    order: 3;
    width: 100%;
    gap: 28px;
    border-top: 1px solid var(--rule);
    margin-top: 6px;
    padding-top: 3px;
  }
}
/* Homepage: Modern Craft Studio direction. */
.home-page .masthead {
  min-height: 72px;
}
.home-page .hero {
  --scene-x: 0px;
  --scene-y: 0px;
  --scene-scroll: 0px;
  position: relative;
  min-height: clamp(520px, 50vw, 640px);
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
  background-color: #fbf6e8;
  border: 1px solid var(--rule);
  border-radius: clamp(20px, 2.2vw, 30px);
  margin-top: clamp(14px, 1.8vw, 24px);
  margin-bottom: clamp(48px, 6vw, 76px);
  box-shadow: 0 10px 32px -8px rgba(36, 55, 42, 0.08), 0 2px 6px rgba(36, 55, 42, 0.03);
}
.home-page .hero::before {
  content: "";
  position: absolute;
  z-index: 1;
  inset: 0;
  pointer-events: none;
  opacity: 0.18;
  background-image:
    linear-gradient(var(--rule) 1px, transparent 1px),
    linear-gradient(90deg, var(--rule) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at 30% 50%, #000 20%, transparent 75%);
}
.home-page .hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
.home-page .hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
  transform: translate3d(var(--scene-x), calc(var(--scene-y) + var(--scene-scroll)), 0) scale(1.03);
  transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: transform;
}
.home-page .hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(251, 246, 232, 0.98) 0%,
    rgba(251, 246, 232, 0.94) 36%,
    rgba(251, 246, 232, 0.68) 52%,
    rgba(251, 246, 232, 0.15) 70%,
    transparent 85%
  );
  pointer-events: none;
}
.home-page .hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: clamp(48px, 5.5vw, 80px) clamp(36px, 4.5vw, 60px);
}
.home-page .hero-intro {
  max-width: min(520px, 48%);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.home-page .hero-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--quiet);
  letter-spacing: 0.2em;
  font-size: 11px;
}
.home-page .hero-meta .status {
  display: flex;
  align-items: center;
  gap: 8px;
}
.home-page .hero-meta .status::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green);
}
.home-page .wordmark {
  align-self: flex-start;
  margin: 10px 0 16px -4px;
  font-size: clamp(56px, 6.5vw, 86px);
  line-height: 0.98;
  letter-spacing: -0.065em;
  text-align: left;
  white-space: nowrap;
  color: var(--ink);
}
.home-page .hero h1 {
  font-size: clamp(28px, 2.6vw, 40px);
  line-height: 1.38;
  letter-spacing: -0.045em;
  font-weight: 600;
  color: var(--ink);
  margin: 0;
}
.home-page .hero-title-line {
  display: block;
}
.home-page .hero-description {
  margin-top: 18px;
}
.home-page .hero-description p {
  max-width: 480px;
  color: var(--quiet);
  font-size: 15px;
  line-height: 1.85;
}
.home-page .hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.home-page .hero-actions .action {
  min-width: 160px;
  min-height: 48px;
  padding: 11px 22px;
  border-radius: 12px;
  border: 1.5px solid var(--green);
  background: var(--green);
  color: var(--cream);
  font-size: 14px;
  font-weight: 600;
  box-shadow: 2px 3px 0 rgba(40, 71, 50, 0.25);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.15s ease;
}
.home-page .hero-actions .action:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 4px 0 rgba(40, 71, 50, 0.35);
  background: var(--green-hover);
}
.home-page .hero-actions .action-secondary {
  background: transparent;
  border-color: var(--rule);
  color: var(--ink);
  box-shadow: none;
}
.home-page .hero-actions .action-secondary:hover {
  background: var(--sheet);
  border-color: var(--green);
  color: var(--green);
  box-shadow: none;
}

/* Workshop Tool Tray: Scalable N-product Grid */
.home-page .apps-section {
  padding: clamp(48px, 6vw, 80px) 0;
  position: relative;
  background: transparent;
  border-bottom: 1px solid var(--rule);
}
.home-page .apps-section::before {
  content: none;
}
.home-page .collection-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 20px;
  margin-bottom: 32px;
  padding-bottom: 16px;
  border-bottom: 1.5px solid var(--rule);
}
.home-page .collection-title-wrap {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.home-page .collection-index {
  font-family: Pixel, monospace;
  font-size: 15px;
  color: var(--orange);
  font-weight: 600;
}
.home-page .collection-heading h2 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--ink);
  margin: 0;
}
.home-page .collection-mark {
  font-size: 20px;
  line-height: 1;
  color: var(--quiet);
}
.home-page .collection-heading .textlink {
  border: 0;
  gap: 8px;
  font-size: 13px;
  color: var(--quiet);
  white-space: nowrap;
  transition: color 0.15s ease;
}
.home-page .collection-heading .textlink:hover {
  color: var(--green);
}
.home-page .tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: clamp(24px, 2.8vw, 36px);
}
.tool-card,
.catalog-card {
  --card-x: 0px;
  --card-y: 0px;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 440px;
  min-width: 0;
  position: relative;
  border: 1.5px solid var(--rule);
  border-radius: 18px;
  background: var(--cream);
  padding: 28px 26px 24px;
  box-shadow: var(--shadow-sm);
  transition:
    transform 0.22s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.22s ease,
    border-color 0.22s ease;
}
.tool-card:hover,
.catalog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--green);
}
.catalog-card.is-hidden {
  display: none !important;
}
.catalog-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}
.catalog-card-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}
.catalog-card-num,
.tool-card-num {
  font-family: Pixel, monospace;
  font-size: 13px;
  font-weight: 600;
  color: var(--orange);
  letter-spacing: 0.04em;
}
.catalog-card-badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.catalog-card-badges .platform-badge,
.tool-card .platform-badge {
  font-size: 10.5px;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--sheet-subtle);
  border: 1px solid var(--rule);
  color: var(--ink);
  font-weight: 500;
}
.platform-badge.launch-badge {
  background: #fdeee2;
  border-color: #f3cfb7;
  color: var(--orange);
}
.catalog-card-art,
.tool-card-art {
  width: 64px;
  height: 64px;
  margin: 0;
  flex: none;
  display: grid;
  place-items: center;
}
.catalog-card-art img,
.tool-card-art img {
  width: 64px;
  height: 64px;
  border-radius: 22% !important;
  border: 1px solid rgba(30, 49, 36, 0.12) !important;
  box-shadow: 0 4px 10px rgba(30, 49, 36, 0.08) !important;
  display: block;
  object-fit: cover;
  background: #fff;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.22s ease !important;
}
.tool-card:hover .catalog-card-art img,
.tool-card:hover .tool-card-art img,
.catalog-card:hover .catalog-card-art img {
  transform: scale(1.05);
  box-shadow: 0 8px 18px rgba(30, 49, 36, 0.14) !important;
}
.catalog-card-body {
  flex: 1 0 auto;
  display: flex;
  flex-direction: column;
}
.catalog-card-title {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.035em;
  color: var(--ink);
  margin: 0 0 10px;
}
.catalog-card-desc {
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--quiet);
  margin: 0 0 18px;
}
.tool-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.tool-tags li {
  font-size: 12px;
  line-height: 1.4;
  color: var(--quiet);
  background: var(--sheet);
  border: 1px solid var(--rule-subtle);
  border-radius: 6px;
  padding: 4px 9px;
  white-space: normal;
  word-break: keep-all;
}
/* Catalog Card Footer: 2-Tier Dedicated Rows */
.catalog-card-footer {
  margin-top: auto;
  padding-top: 18px;
  border-top: 1px solid var(--rule-subtle);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.catalog-action-btn {
  width: 100%;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--green);
  color: var(--cream);
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  border-radius: 10px;
  border: 1px solid var(--green);
  box-shadow: 2px 2px 0 rgba(30, 49, 36, 0.2);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.catalog-action-btn:hover {
  transform: translate(-1px, -1px);
  box-shadow: 3px 3px 0 rgba(30, 49, 36, 0.25);
  text-decoration: none;
}
.catalog-action-btn .arrow {
  font-size: 16px;
  line-height: 1;
}
.catalog-quick-links {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
}
.catalog-quick-link {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--quiet);
  text-decoration: none;
  padding: 7px 11px;
  border-radius: 8px;
  border: 1px solid var(--rule);
  background: var(--sheet-subtle);
  transition: all 0.15s ease;
  white-space: nowrap;
}
.catalog-quick-link:hover {
  color: var(--ink);
  border-color: var(--ink);
  background: var(--sheet);
  text-decoration: none;
}
.catalog-quick-link .quick-link-brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: none;
  width: 14px;
  height: 14px;
}
.catalog-quick-link .arrow {
  font-size: 12px;
  opacity: 0.6;
}
.home-page .collection-foot {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 32px;
  padding-top: 16px;
  border-top: 1px dashed var(--rule);
  color: var(--quiet);
  font-size: 10px;
  letter-spacing: 0.12em;
}

/* Home Section 02: About & Section 03: Principles */
.home-page .about {
  padding: clamp(72px, 8vw, 104px) 0;
}
.home-page .principles {
  padding: clamp(64px, 7vw, 96px) 0;
  border-top: 1px solid var(--rule);
}
.home-page .principles-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 2.5vw, 32px);
  border-top: 0;
  margin-top: 36px;
}
.home-page .principle {
  display: flex;
  flex-direction: column;
  padding: 28px 24px;
  background: var(--sheet-subtle);
  border: 1.5px solid var(--rule);
  border-radius: 16px;
  gap: 12px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.home-page .principle:hover {
  border-color: var(--green);
  transform: translateY(-2px);
}
.home-page .principle .num {
  font-family: Pixel, monospace;
  font-size: 20px;
  color: var(--orange);
}
.home-page .principle h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.03em;
  line-height: 1.4;
  margin: 0;
}
.home-page .principle p {
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--quiet);
  margin: 0;
}

@media (max-width: 960px) {
  .home-page .hero {
    min-height: 0;
    display: flex;
    flex-direction: column;
    margin-top: 14px;
    margin-bottom: 40px;
    border-radius: 20px;
  }
  .home-page .hero-bg {
    position: relative;
    height: 300px;
    width: 100%;
    order: 2;
  }
  .home-page .hero-bg img {
    object-position: center 35%;
  }
  .home-page .hero-bg::after {
    background: linear-gradient(180deg, rgba(251, 246, 232, 0.95) 0%, transparent 40%);
  }
  .home-page .hero-inner {
    order: 1;
    padding: 36px 28px 24px;
  }
  .home-page .hero-intro {
    max-width: 100%;
  }
  .home-page .hero-description p {
    max-width: none;
  }
  .home-page .principles-list {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .home-page .tool-card-link {
    min-height: 0;
  }
}

@media (max-width: 640px) {
  .home-page .masthead {
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-rows: auto auto;
    gap: 8px 16px;
    align-items: center;
    padding: 12px 0 10px;
    min-height: 0;
  }
  .home-page .masthead .brand {
    grid-column: 1;
    grid-row: 1;
  }
  .home-page .masthead .locale {
    grid-column: 2;
    grid-row: 1;
    border-left: 0;
    padding-left: 0;
    justify-self: end;
  }
  .home-page .masthead .nav {
    grid-column: 1 / -1;
    grid-row: 2;
    gap: 16px;
    border-top: 1px solid var(--rule-subtle);
    padding-top: 8px;
  }
  .home-page .masthead .small-note {
    display: none;
  }
  .home-page .hero {
    margin-top: 10px;
    margin-bottom: 32px;
    border-radius: 16px;
    padding: 0;
  }
  .home-page .hero-bg {
    height: 240px;
  }
  .home-page .hero-inner {
    padding: 28px 20px 18px;
  }
  .home-page .wordmark {
    font-size: clamp(40px, 13vw, 56px);
    margin: 6px 0 12px -2px;
  }
  .home-page .hero h1 {
    font-size: 24px;
    line-height: 1.35;
  }
  .home-page .hero-description p {
    font-size: 14px;
    line-height: 1.75;
  }
  .home-page .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .home-page .hero-actions .action,
  .home-page .hero-actions .action-secondary {
    width: 100%;
  }
  .home-page .tool-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .tool-card,
  .catalog-card {
    min-height: 0;
    padding: 22px 20px 20px;
  }
  .catalog-card-footer {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .catalog-action-btn {
    justify-content: center;
    width: 100%;
  }
  .catalog-quick-links {
    width: 100%;
    justify-content: stretch;
  }
  .catalog-quick-link {
    flex: 1;
    justify-content: center;
  }
  .home-page .collection-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 24px;
    padding-bottom: 12px;
  }
  .home-page .collection-title-wrap {
    gap: 8px;
  }
  .home-page .collection-heading h2 {
    font-size: 11px;
    letter-spacing: 0.12em;
  }
  .home-page .collection-foot {
    flex-direction: column;
    gap: 8px;
    font-size: 9px;
    letter-spacing: 0.08em;
  }
}

@media (prefers-reduced-motion: reduce) {
  :root {
    scroll-behavior: auto;
  }
  *,
  *:before,
  *:after {
    transition: none !important;
    animation: none !important;
  }
}