@font-face {
  font-family: "Utakata";
  src:
    url("utakata-Regular.otf") format("opentype"),
    url("utakata.woff2") format("woff2"),
    url("fonts/utakata.woff2") format("woff2"),
    url("assets/utakata.woff2") format("woff2"),
    url("utakata.otf") format("opentype"),
    url("fonts/utakata.otf") format("opentype"),
    url("assets/utakata.otf") format("opentype"),
    url("utakata.ttf") format("truetype"),
    url("fonts/utakata.ttf") format("truetype"),
    url("assets/utakata.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Soo";
  src: url("soo.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Madoufmg";
  src: url("madoufmg.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

:root {
  --desktop-accent: #8a8a8a;
  --desktop-glow: 12px;
  --ink: #111827;
  --line: rgba(15, 23, 42, 0.18);
  --window: #141414;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  min-width: 320px;
  min-height: 100%;
  margin: 0;
}

body {
  overflow-x: hidden;
  overflow-y: auto;
  color: var(--ink);
  background: #ffffff;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  letter-spacing: 0;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.desktop-screen {
  position: relative;
  isolation: isolate;
  width: 100vw;
  height: 100dvh;
  min-height: 620px;
  overflow: hidden;
  background: #ffffff;
  color: #f7fbff;
}

.desktop-screen.is-night {
  background: #ffffff;
}

.desktop-screen::before,
.desktop-screen::after {
  display: none;
}

.watercolor-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: none;
  width: 100%;
  height: 100%;
  opacity: 0;
  mix-blend-mode: screen;
  filter: blur(9px) saturate(115%);
  pointer-events: none;
}

.mesh-stage {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: #ffffff;
  pointer-events: none;
}

.mesh-stage canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.ink-cutout-canvas {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.brand-composition {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  grid-template-rows: auto auto auto;
  place-items: center;
  align-content: center;
  --brand-word-width: 760px;
  --brand-panel-width: 760px;
  --brand-panel-height: 212px;
  --brand-side-margin: 160px;
  --brand-columns: 10;
  --brand-panel-rows: 10;
  --brand-block-size: 17px;
  --brand-grid-gap: 4px;
  --brand-stack-gap: 16px;
  gap: var(--brand-stack-gap);
  pointer-events: none;
  user-select: none;
}

.brand-block-panel {
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(var(--brand-columns), var(--brand-block-size));
  grid-auto-rows: var(--brand-block-size);
  gap: var(--brand-grid-gap);
  width: var(--brand-panel-width);
  height: var(--brand-panel-height);
  max-width: min(var(--brand-word-width), calc(100vw - var(--brand-side-margin)));
  overflow: visible;
}

.brand-block {
  display: block;
  width: var(--brand-block-size);
  height: var(--brand-block-size);
  border-radius: 22%;
  background: transparent;
  opacity: 0;
  transform: scale(0.2);
  transform-origin: 50% 50%;
  box-shadow: none;
  will-change: opacity, transform;
}

.brand-word-stack {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  gap: 8px;
  max-width: calc(100vw - var(--brand-side-margin));
}

.desktop-brand-word {
  position: relative;
  max-width: calc(100vw - var(--brand-side-margin));
  overflow: visible;
  color: transparent;
  font-family:
    "Utakata", "Yu Mincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro",
    "MS Mincho", serif;
  font-size: 10rem;
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: 0;
  text-align: center;
  text-shadow: none;
  -webkit-text-fill-color: transparent;
  white-space: nowrap;
}

.brand-subtitle {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  column-gap: 0.45em;
  row-gap: 0.12em;
  max-width: min(var(--brand-word-width), calc(100vw - var(--brand-side-margin)));
  overflow: visible;
  color: transparent;
  font-family: "Soo", serif;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: 0;
  text-align: center;
  text-shadow: none;
  -webkit-text-fill-color: transparent;
  white-space: normal;
}

.brand-subtitle span {
  display: inline-block;
  white-space: nowrap;
}

.brand-composition:not(.is-brand-ready) .desktop-brand-word,
.brand-composition:not(.is-brand-ready) .brand-subtitle {
  opacity: 0;
  transform: translateY(14px);
}

.desktop-icons {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.desktop-icon {
  position: absolute;
  top: var(--icon-y);
  left: var(--icon-x);
  display: grid;
  justify-items: center;
  gap: 7px;
  width: 82px;
  min-height: 84px;
  padding: 8px 6px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: #ffffff;
  font-size: 0.76rem;
  font-weight: 760;
  text-align: center;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.48);
  touch-action: none;
  user-select: none;
  pointer-events: auto;
}

.desktop-icon:hover,
.desktop-icon:focus-visible,
.desktop-icon.is-selected {
  border-color: rgba(255, 255, 255, 0.5);
  background: rgba(255, 255, 255, 0.16);
  outline: none;
}

.icon-glyph,
.title-icon {
  display: block;
  position: relative;
  flex: 0 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.52);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}

.icon-glyph {
  width: 42px;
  height: 38px;
  border-radius: 7px;
}

.title-icon {
  width: 18px;
  height: 18px;
  border-radius: 4px;
}

.notes-glyph {
  background:
    linear-gradient(#ffffff 0 2px, transparent 2px 8px) 8px 12px / 23px 7px repeat-y,
    #ffd34d;
}

.readme-glyph {
  display: grid;
  place-items: center;
  border-color: transparent;
  background: transparent;
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 2.35rem;
  font-weight: 400;
  line-height: 1;
  text-shadow: 0 2px 7px rgba(0, 0, 0, 0.48);
  text-transform: none;
  box-shadow: none;
}

.title-icon.readme-glyph {
  color: #f5f5f5;
  font-size: 1.08rem;
  text-shadow: none;
}

.files-glyph {
  background:
    linear-gradient(90deg, #ffd76d 0 36%, #eab64c 36% 100%) 0 0 / 100% 30% no-repeat,
    #f5c450;
}

.studio-glyph {
  background:
    conic-gradient(from 90deg, #3a86ff, #00a676, #ffb703, #ff5c7a, #3a86ff);
}

.terminal-glyph {
  background:
    linear-gradient(90deg, #8cffd3 0 32%, transparent 32% 100%) 11px 14px / 22px 4px no-repeat,
    #111827;
}

.browser-glyph {
  background:
    radial-gradient(circle at 50% 50%, #ffffff 0 18%, transparent 19%),
    conic-gradient(from 30deg, #3a86ff, #00a676, #ffb703, #ff5c7a, #3a86ff);
}

.url-glyph {
  display: grid;
  place-items: center;
  border-color: transparent;
  background: transparent;
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 2.35rem;
  font-weight: 400;
  line-height: 1;
  text-shadow: 0 2px 7px rgba(0, 0, 0, 0.48);
  text-transform: none;
  box-shadow: none;
}

.snapper-glyph {
  display: grid;
  place-items: center;
  border-color: transparent;
  background: transparent;
  color: #ffffff;
  font-family: "Soo", serif;
  font-weight: 400;
  line-height: 1;
  box-shadow: none;
  text-shadow:
    0 0 9px rgba(255, 255, 255, 0.2),
    0 2px 7px rgba(0, 0, 0, 0.48);
}

.icon-glyph.snapper-glyph {
  width: 44px;
  height: 54px;
  font-size: 2.9rem;
  transform: translateX(-4px);
}

.title-icon.snapper-glyph {
  width: 18px;
  height: 18px;
  font-size: 1.02rem;
  text-shadow: none;
  transform: translateX(-1px);
}

.box-glyph {
  display: grid;
  place-items: center;
  border-color: transparent;
  background: transparent;
  box-shadow: none;
}

.box-glyph img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  image-rendering: pixelated;
  filter:
    drop-shadow(0 0 8px rgba(255, 255, 255, 0.18))
    drop-shadow(0 2px 7px rgba(0, 0, 0, 0.48));
}

.icon-glyph.box-glyph {
  width: 46px;
  height: 46px;
  padding: 7px;
}

.title-icon.box-glyph {
  width: 18px;
  height: 18px;
  padding: 2px;
}

.os-window {
  position: absolute;
  z-index: 4;
  display: flex;
  flex-direction: column;
  min-width: 270px;
  min-height: 190px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: var(--window);
  color: #eeeeee;
  box-shadow:
    0 30px 64px rgba(0, 0, 0, 0.46),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 var(--desktop-glow) color-mix(in srgb, var(--desktop-accent) 22%, transparent);
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px) scale(0.96);
}

.os-window[hidden] {
  display: none;
}

.start-menu[hidden],
.taskbar[hidden] {
  display: none;
}

.os-window.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.os-window.is-active {
  border-color: color-mix(in srgb, var(--desktop-accent) 62%, #ffffff);
  box-shadow:
    0 36px 78px rgba(0, 0, 0, 0.52),
    inset 0 1px 0 rgba(255, 255, 255, 0.11),
    0 0 calc(var(--desktop-glow) + 10px) color-mix(in srgb, var(--desktop-accent) 28%, transparent);
}

.notes-window {
  top: 70px;
  left: 156px;
  width: min(430px, calc(100vw - 200px));
  height: 360px;
}

.files-window {
  top: 128px;
  left: min(606px, 50vw);
  width: min(470px, calc(100vw - 206px));
  height: 320px;
}

.studio-window {
  top: min(438px, calc(100vh - 282px));
  left: 222px;
  width: 360px;
  height: 214px;
}

.terminal-window {
  top: min(374px, calc(100vh - 304px));
  left: min(638px, 52vw);
  width: min(430px, calc(100vw - 204px));
  height: 238px;
}

.snapper-window {
  top: 116px;
  left: min(520px, 44vw);
  width: min(500px, calc(100vw - 190px));
  height: 430px;
}

.box-window {
  top: 74px;
  left: min(254px, 22vw);
  width: min(560px, calc(100vw - 176px));
  height: 560px;
}

.browser-window {
  top: 88px;
  left: min(520px, 42vw);
  width: min(680px, calc(100vw - 180px));
  height: 470px;
}

.window-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 38px;
  padding: 6px 8px 6px 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background:
    linear-gradient(180deg, #2a2a2a 0%, #1c1c1c 100%);
  color: #f4f4f4;
  cursor: grab;
  user-select: none;
}

.window-titlebar:active {
  cursor: grabbing;
}

.window-title {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  font-size: 0.84rem;
}

.window-title strong {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.window-controls {
  display: grid;
  grid-template-columns: repeat(3, 30px);
  gap: 4px;
}

.window-controls button {
  display: grid;
  place-items: center;
  width: 30px;
  height: 26px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.07);
  color: #f1f1f1;
  font-size: 0.8rem;
  font-weight: 900;
}

.window-controls button:hover,
.window-controls button:focus-visible {
  background: rgba(255, 255, 255, 0.16);
  outline: 2px solid rgba(255, 255, 255, 0.22);
  outline-offset: 1px;
}

.window-controls button[data-os-action="close"]:hover,
.window-controls button[data-os-action="close"]:focus-visible {
  background: #e5484d;
  color: #ffffff;
}

.window-body {
  min-height: 0;
  flex: 1;
  padding: 14px;
  overflow: auto;
  background: #141414;
}

.eyebrow {
  margin: 0 0 5px;
  color: #a5a5a5;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.notes-body {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 8px;
}

.notes-body label,
.studio-slider span,
.studio-toggle span {
  color: #cfcfcf;
  font-size: 0.78rem;
  font-weight: 820;
}

.notes-body textarea {
  width: 100%;
  min-height: 190px;
  padding: 10px;
  resize: none;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background: #0d0d0d;
  color: #f0f0f0;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  line-height: 1.55;
  outline: none;
  box-shadow: inset 0 1px 12px rgba(0, 0, 0, 0.28);
}

.notes-body textarea:focus {
  border-color: rgba(255, 255, 255, 0.3);
}

.snapper-body {
  display: grid;
  grid-template-rows: minmax(0, 1fr);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 42%),
    #101010;
}

.snapper-conversation {
  position: relative;
  isolation: isolate;
  display: block;
  min-height: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  background:
    radial-gradient(ellipse at 50% 88%, rgba(255, 255, 255, 0.09), transparent 46%),
    linear-gradient(180deg, #1b1b1b 0%, #080808 100%);
  cursor: pointer;
}

.snapper-stage {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: grid;
  place-items: start center;
  padding: 0 18px 92px 76px;
  overflow: hidden;
  pointer-events: none;
  transition: opacity 0.24s ease;
}

.snapper-character {
  display: block;
  width: 226px;
  max-width: 100%;
  height: auto;
  margin-top: -58px;
  margin-left: 148px;
  image-rendering: pixelated;
  filter: drop-shadow(0 12px 14px rgba(0, 0, 0, 0.48));
}

.snapper-dialogue-panel {
  position: absolute;
  right: 14px;
  bottom: 14px;
  left: 14px;
  z-index: 3;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: 9px;
  min-width: 0;
  min-height: 112px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  background: rgba(5, 5, 5, 0.86);
  color: #f7f7f7;
  box-shadow:
    0 14px 30px rgba(0, 0, 0, 0.34),
    inset 0 0 0 1px rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(5px);
  cursor: pointer;
}

.snapper-skip-button {
  position: absolute;
  top: 8px;
  right: 10px;
  z-index: 2;
  display: grid;
  place-items: center;
  min-width: 44px;
  height: 20px;
  padding: 0 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.72);
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 0.58rem;
  line-height: 1;
  letter-spacing: 0.08em;
  cursor: pointer;
}

.snapper-skip-button:hover,
.snapper-skip-button:focus-visible {
  outline: 1px solid rgba(255, 255, 255, 0.38);
  outline-offset: 2px;
  color: #ffffff;
}

.snapper-skip-button[hidden] {
  display: none;
}

.snapper-scene-visual {
  position: absolute;
  top: 18px;
  left: 24px;
  z-index: 4;
  display: block;
  width: 236px;
  height: 176px;
  pointer-events: none;
}

.snapper-scene-visual[hidden],
.snapper-device[hidden],
.snapper-box[hidden],
.snapper-sample-card[hidden],
.snapper-send-button[hidden],
.snapper-alien-reply[hidden],
.snapper-vocab-card[hidden],
.snapper-uplink[hidden],
.snapper-uplink-image[hidden],
.snapper-loading[hidden],
.snapper-uplink-result[hidden] {
  display: none;
}

.snapper-device {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  display: block;
  width: 148px;
  height: auto;
  image-rendering: pixelated;
  filter: drop-shadow(0 8px 10px rgba(0, 0, 0, 0.42));
  transform: translate(-50%, -50%);
}

.snapper-box {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 1;
  display: block;
  width: 148px;
  height: auto;
  image-rendering: pixelated;
  filter:
    drop-shadow(0 8px 10px rgba(0, 0, 0, 0.42))
    drop-shadow(0 0 10px rgba(255, 255, 255, 0.1));
  transform: translate(-50%, -50%);
}

.snapper-sample-card {
  position: absolute;
  top: 22px;
  left: 38px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 164px;
  height: 100px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.46);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.06),
    0 12px 24px rgba(0, 0, 0, 0.22);
}

.snapper-sample-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.snapper-send-button {
  position: absolute;
  left: 58px;
  bottom: 22px;
  z-index: 3;
  display: grid;
  place-items: center;
  width: 122px;
  height: 31px;
  overflow: hidden;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: #ffffff;
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 0.82rem;
  font-weight: 400;
  line-height: 1;
  pointer-events: auto;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.85);
}

.snapper-send-button:hover,
.snapper-send-button:focus-visible {
  outline: 1px solid rgba(255, 255, 255, 0.46);
  outline-offset: 2px;
}

.snapper-send-button img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: fill;
  image-rendering: pixelated;
}

.snapper-send-button span {
  position: relative;
  z-index: 1;
}

.snapper-alien-reply {
  position: absolute;
  top: 66px;
  left: 34px;
  z-index: 4;
  margin: 0;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.58);
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 1.18rem;
  line-height: 1.1;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.22);
}

.snapper-vocab-card {
  position: absolute;
  inset: 0;
  z-index: 4;
  padding: 10px;
  overflow: hidden auto;
  overscroll-behavior: contain;
  pointer-events: auto;
  touch-action: pan-y;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), transparent 44%),
    rgba(0, 0, 0, 0.72);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.05),
    0 14px 28px rgba(0, 0, 0, 0.28);
}

.snapper-vocab-card table {
  width: 100%;
  border-collapse: collapse;
}

.snapper-vocab-card th,
.snapper-vocab-card td {
  padding: 4px 6px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  font-weight: 400;
  line-height: 1.1;
  text-align: left;
}

.snapper-vocab-card th {
  width: 48%;
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 0.74rem;
  color: rgba(255, 255, 255, 0.76);
}

.snapper-vocab-card td {
  font-family: "Soo", serif;
  font-size: 1.08rem;
  text-shadow: 0 0 9px rgba(255, 255, 255, 0.2);
}

.snapper-uplink {
  position: absolute;
  top: 18px;
  left: 22px;
  z-index: 5;
  display: grid;
  width: 258px;
  min-width: 0;
  gap: 10px;
  padding: 10px;
  box-sizing: border-box;
  max-height: calc(100% - 150px);
  overflow: hidden auto;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.05), transparent 54%),
    rgba(4, 4, 4, 0.82);
  box-shadow:
    0 18px 34px rgba(0, 0, 0, 0.34),
    inset 0 0 0 1px rgba(255, 255, 255, 0.05);
  pointer-events: auto;
  cursor: default;
}

.snapper-conversation.is-uplink .snapper-dialogue-panel {
  opacity: 0.84;
}

.snapper-uplink-preview {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  height: 120px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 50% 42%, rgba(255, 255, 255, 0.12), transparent 35%),
    #080808;
}

.snapper-uplink-preview::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: calc(var(--radius) - 2px);
  background:
    linear-gradient(90deg, transparent 0 31%, rgba(255, 255, 255, 0.15) 31% 32%, transparent 32% 65%, rgba(255, 255, 255, 0.12) 65% 66%, transparent 66%),
    linear-gradient(180deg, transparent 0 47%, rgba(255, 255, 255, 0.14) 47% 48%, transparent 48%);
  opacity: 0.5;
  pointer-events: none;
}

.snapper-uplink-image {
  position: relative;
  z-index: 1;
  display: block;
  width: auto;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  padding: 6px;
}

.snapper-uplink-placeholder {
  position: relative;
  z-index: 1;
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 2.8rem;
  line-height: 1;
  text-shadow:
    0 0 14px rgba(255, 255, 255, 0.22),
    0 10px 20px rgba(0, 0, 0, 0.58);
}

.snapper-uplink-controls {
  display: grid;
  grid-template-columns: 112px 112px;
  gap: 8px;
  align-items: center;
  justify-content: center;
  min-width: 0;
}

.snapper-file-input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.snapper-file-button {
  position: relative;
  display: grid;
  place-items: center;
  width: 112px;
  min-height: 29px;
  overflow: hidden;
  padding: 6px 8px;
  border: 0;
  border-radius: 0;
  background: url("snapper-send.png") center / 100% 100% no-repeat;
  color: #ffffff;
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 0.76rem;
  line-height: 1;
  text-align: center;
  overflow-wrap: anywhere;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.85);
  user-select: none;
  cursor: pointer;
  image-rendering: pixelated;
}

.snapper-file-button:hover,
.snapper-file-button:focus-within,
.snapper-uplink-send:hover,
.snapper-uplink-send:focus-visible {
  outline: 1px solid rgba(255, 255, 255, 0.44);
  outline-offset: 2px;
}

.snapper-file-button-mobile {
  display: none;
}

.snapper-uplink-send {
  position: relative;
  display: grid;
  place-items: center;
  width: 112px;
  min-height: 29px;
  overflow: hidden;
  padding: 6px 8px;
  border: 0;
  background: transparent;
  color: #ffffff;
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 0.76rem;
  line-height: 1;
  text-align: center;
  overflow-wrap: anywhere;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.85);
  cursor: pointer;
}

.snapper-uplink-send:disabled {
  opacity: 0.44;
  cursor: default;
}

.snapper-uplink-send img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: fill;
  image-rendering: pixelated;
}

.snapper-uplink-send span {
  position: relative;
  z-index: 1;
}

.snapper-loading {
  display: grid;
  place-items: center;
  min-height: 58px;
}

.snapper-loading-logo {
  position: relative;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 1.86rem;
  line-height: 1;
  text-shadow: 0 0 18px rgba(255, 255, 255, 0.26);
  animation: snapperLoadingLogo 1.4s ease-in-out infinite;
}

.snapper-loading-logo::before,
.snapper-loading-logo::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.snapper-loading-logo::before {
  inset: 3px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
}

.snapper-loading-logo::after {
  inset: 2px;
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.96) 0 3px, transparent 4px),
    radial-gradient(circle at 90% 28%, rgba(255, 255, 255, 0.7) 0 2px, transparent 3px),
    radial-gradient(circle at 78% 82%, rgba(255, 255, 255, 0.82) 0 2.5px, transparent 3.5px),
    radial-gradient(circle at 14% 68%, rgba(255, 255, 255, 0.58) 0 2px, transparent 3px);
  box-shadow:
    0 0 12px rgba(255, 255, 255, 0.18),
    inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  animation: snapperLoadingOrbit 1.45s linear infinite;
}

.snapper-uplink-result {
  box-sizing: border-box;
  width: 100%;
  max-width: 100%;
  min-width: 0;
  margin: 0;
  min-height: 40px;
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(0, 0, 0, 0.56);
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 1.12rem;
  line-height: 1.2;
  overflow: visible;
  overflow-wrap: anywhere;
  word-break: break-word;
  white-space: pre-line;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
}

@keyframes snapperLoadingLogo {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }

  50% {
    transform: translateY(-2px) scale(1.04);
  }
}

@keyframes snapperLoadingOrbit {
  to {
    transform: rotate(1turn);
  }
}

.snapper-speaker {
  margin: 0;
  color: #a9a9a9;
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.snapper-dialogue {
  margin: 0;
  align-self: start;
  overflow-wrap: anywhere;
  color: #ffffff;
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 1.08rem;
  font-weight: 400;
  line-height: 1.55;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.15);
}

.snapper-completion-glyph {
  display: inline-block;
  margin-left: 0.1em;
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 1.08em;
  font-weight: 400;
  line-height: 0.88;
  vertical-align: -0.04em;
  pointer-events: none;
  text-shadow:
    0 0 12px rgba(255, 255, 255, 0.28),
    0 14px 24px rgba(0, 0, 0, 0.5);
  transform-origin: 50% 54%;
}

.snapper-completion-glyph[hidden] {
  display: none;
}

.box-body {
  position: relative;
  display: grid;
  grid-template-rows: minmax(210px, 1fr) minmax(250px, 1.12fr);
  gap: 12px;
  padding: 14px;
  background:
    radial-gradient(circle at 50% 10%, rgba(255, 255, 255, 0.08), transparent 36%),
    #070707;
}

.box-problem,
.box-keyboard {
  min-width: 0;
  min-height: 0;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), transparent 60%),
    rgba(8, 8, 8, 0.9);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.04),
    0 12px 24px rgba(0, 0, 0, 0.24);
}

.box-problem {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 10px;
  place-items: center;
  padding: 18px;
}

.box-problem-count {
  justify-self: start;
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: 0.7rem;
  line-height: 1;
}

.box-problem-text {
  margin: 0;
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: clamp(1.12rem, 3vw, 1.58rem);
  line-height: 1.24;
  text-align: center;
  white-space: pre-line;
  overflow-wrap: anywhere;
  text-shadow:
    0 0 13px rgba(255, 255, 255, 0.24),
    0 8px 18px rgba(0, 0, 0, 0.5);
}

.box-problem-text.is-notice {
  max-width: 22em;
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: clamp(0.82rem, 2.1vw, 1.06rem);
  line-height: 1.58;
}

.box-problem-image {
  display: block;
  width: min(100%, 360px);
  height: 100%;
  min-height: 0;
  max-height: 122px;
  object-fit: contain;
  object-position: center;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: calc(var(--radius) - 2px);
  box-shadow:
    0 10px 22px rgba(0, 0, 0, 0.32),
    inset 0 0 0 1px rgba(255, 255, 255, 0.04);
}

.box-problem-image.is-pixel {
  width: min(100%, 320px);
  max-height: 152px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  image-rendering: pixelated;
}

.box-problem-image[hidden] {
  display: none;
}

.box-body.is-box-locked .box-keyboard {
  opacity: 0.44;
}

.box-body.is-box-locked .box-answer::before {
  content: "";
}

.box-keyboard {
  display: grid;
  grid-template-rows: minmax(52px, auto) 26px 1fr;
  gap: 9px;
  padding: 12px;
}

.box-answer {
  display: block;
  min-height: 52px;
  padding: 9px 11px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: calc(var(--radius) - 2px);
  background: rgba(0, 0, 0, 0.54);
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 1.18rem;
  line-height: 1.15;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
  text-shadow: 0 0 10px rgba(255, 255, 255, 0.22);
}

.box-answer:empty::before {
  content: "a";
  opacity: 0.24;
}

.box-result {
  display: grid;
  place-items: center;
  min-height: 26px;
  margin: 0;
  color: rgba(255, 255, 255, 0.62);
  font-family: "Soo", serif;
  font-size: 1.42rem;
  line-height: 1;
  text-shadow: 0 0 12px rgba(255, 255, 255, 0.22);
}

.box-result.is-correct {
  color: #ffffff;
}

.box-result.is-wrong {
  color: rgba(255, 255, 255, 0.42);
}

.box-key-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
  min-width: 0;
}

.box-key-grid button {
  display: grid;
  place-items: center;
  min-width: 0;
  min-height: 42px;
  padding: 7px 4px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 4px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.03)),
    rgba(24, 24, 24, 0.92);
  color: #ffffff;
  font-family: "Soo", serif;
  font-size: 1.18rem;
  line-height: 1;
  text-shadow: 0 0 9px rgba(255, 255, 255, 0.2);
  cursor: pointer;
}

.box-key-grid button:hover,
.box-key-grid button:focus-visible {
  border-color: rgba(255, 255, 255, 0.42);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.06)),
    rgba(36, 36, 36, 0.96);
  outline: none;
}

.box-key-command {
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif !important;
  font-size: 0.68rem !important;
}

.box-access {
  position: absolute;
  inset: 0;
  z-index: 6;
  display: grid;
  align-items: end;
  justify-items: center;
  overflow: hidden;
  border-radius: 0 0 var(--radius) var(--radius);
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.06), rgba(0, 0, 0, 0.46)),
    #050505;
  cursor: pointer;
  pointer-events: auto;
}

.box-access[hidden] {
  display: none;
}

.box-access::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
  height: 58%;
  background: linear-gradient(0deg, rgba(0, 0, 0, 0.78) 0%, rgba(0, 0, 0, 0.48) 42%, transparent 100%);
  pointer-events: none;
}

.box-access img {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  image-rendering: pixelated;
  filter:
    contrast(1.06)
    drop-shadow(0 0 20px rgba(255, 255, 255, 0.16));
}

.box-access span {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 100%;
  min-height: 50%;
  padding: 64px 24px 24px;
  color: #ffffff;
  font-family: "Madoufmg", "Yu Gothic", "Hiragino Sans", "Meiryo", sans-serif;
  font-size: clamp(1.4rem, 8vw, 3.4rem);
  letter-spacing: 0.08em;
  line-height: 1;
  text-align: center;
  text-shadow:
    0 0 14px rgba(255, 255, 255, 0.38),
    0 8px 18px rgba(0, 0, 0, 0.62);
}

.window-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mini-command {
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: #f1f1f1;
  color: #111111;
  font-size: 0.82rem;
  font-weight: 850;
}

.mini-command:hover,
.mini-command:focus-visible {
  border-color: rgba(255, 255, 255, 0.34);
  color: #ffffff;
  background: #2b2b2b;
  outline: none;
}

.mini-command.ghost {
  background: transparent;
  color: #d8d8d8;
}

.explorer-body {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 12px;
}

.folder-list {
  display: grid;
  align-content: start;
  gap: 6px;
}

.file-row {
  min-height: 36px;
  padding: 7px 9px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: #263143;
  font-size: 0.84rem;
  font-weight: 780;
  text-align: left;
}

.file-row:hover,
.file-row:focus-visible,
.file-row.is-selected {
  border-color: #bfd0e7;
  background: #eaf3ff;
  outline: none;
}

.file-preview {
  min-height: 100%;
  padding: 14px;
  border: 1px solid #d7dee9;
  border-radius: var(--radius);
  background: #ffffff;
}

.file-preview h2,
.browser-page h2 {
  margin: 0;
  line-height: 1.15;
  font-size: 1.25rem;
}

.file-preview p:last-child,
.browser-page p:last-child {
  margin: 12px 0 0;
  color: #4b5563;
  line-height: 1.7;
}

.studio-body {
  display: grid;
  align-content: start;
  gap: 16px;
}

.swatch-row {
  display: grid;
  grid-template-columns: repeat(4, 38px);
  gap: 10px;
}

.swatch {
  width: 38px;
  height: 38px;
  border: 2px solid transparent;
  border-radius: var(--radius);
  background: var(--swatch);
}

.swatch.is-selected,
.swatch:focus-visible {
  border-color: #111827;
  outline: 2px solid #ffffff;
  outline-offset: -5px;
}

.studio-slider,
.studio-toggle {
  display: grid;
  gap: 8px;
}

.studio-slider input {
  width: 100%;
  accent-color: var(--desktop-accent);
}

.studio-toggle {
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 10px;
}

.studio-toggle input {
  width: 20px;
  height: 20px;
  accent-color: var(--desktop-accent);
}

.terminal-body {
  display: grid;
  grid-template-rows: 1fr auto;
  gap: 10px;
  background: #0d0d0d;
  color: #e6e6e6;
}

.terminal-body pre {
  margin: 0;
  overflow: auto;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  line-height: 1.55;
  white-space: pre-wrap;
}

#terminal-form {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 8px;
}

#terminal-form input {
  min-width: 0;
  border: 0;
  background: transparent;
  color: #f3f3f3;
  outline: none;
}

.browser-body {
  display: grid;
  grid-template-rows: auto auto auto minmax(0, 1fr);
  gap: 0;
  padding: 0;
  background: #eef4fb;
}

.browser-tabs {
  display: flex;
  gap: 4px;
  min-height: 38px;
  padding: 6px 8px 0;
  overflow-x: auto;
  border-bottom: 1px solid #d2dce9;
  background: #dfe9f6;
}

.browser-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 82px;
  min-height: 32px;
  padding: 6px 10px;
  border: 1px solid #c5d2e2;
  border-bottom: 0;
  border-radius: 7px 7px 0 0;
  background: #edf4fd;
  color: #314256;
  font-size: 0.78rem;
  font-weight: 820;
}

.browser-tab.is-selected {
  background: #ffffff;
  color: #111827;
}

.browser-tab.new-tab {
  min-width: 34px;
  font-size: 1rem;
}

.browser-bar {
  display: grid;
  grid-template-columns: 34px 34px auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 6px;
  min-height: 48px;
  padding: 7px 8px;
  border-bottom: 1px solid #d2dce9;
  background: #ffffff;
}

.browser-tool,
.browser-go {
  min-height: 34px;
  border: 1px solid #c7d3e1;
  border-radius: var(--radius);
  background: #f8fbff;
  color: #223047;
  font-size: 0.78rem;
  font-weight: 850;
}

.browser-tool {
  min-width: 34px;
  padding: 0 8px;
}

.browser-tool:disabled {
  color: #9aa7b7;
  cursor: default;
  opacity: 0.62;
}

#browser-address {
  min-width: 0;
  min-height: 34px;
  overflow: hidden;
  padding: 7px 10px;
  border: 1px solid #cad5e4;
  border-radius: var(--radius);
  background: #ffffff;
  color: #344054;
  font-size: 0.82rem;
}

.browser-status {
  min-height: 28px;
  padding: 6px 10px;
  border-bottom: 1px solid #d2dce9;
  background: #f7faff;
  color: #64748b;
  font-size: 0.74rem;
  font-weight: 760;
}

.browser-page {
  min-height: 100%;
  overflow: auto;
  padding: 18px;
  background: #ffffff;
  color: #223047;
}

.browser-page h2 {
  max-width: 560px;
}

.browser-page p {
  max-width: 580px;
}

.browser-hero {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.browser-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.browser-card {
  min-height: 104px;
  padding: 14px;
  border: 1px solid #d7dee9;
  border-radius: var(--radius);
  background: #f8fbff;
  color: #243247;
  text-align: left;
}

.browser-card strong {
  display: block;
  margin-bottom: 7px;
  color: #111827;
  font-size: 0.92rem;
}

.browser-card span,
.browser-result p,
.browser-note {
  color: #64748b;
  font-size: 0.82rem;
  line-height: 1.6;
}

.browser-card:hover,
.browser-card:focus-visible,
.browser-tool:hover,
.browser-tool:focus-visible,
.browser-go:hover,
.browser-go:focus-visible {
  border-color: var(--desktop-accent);
  outline: none;
}

.browser-search-list {
  display: grid;
  gap: 10px;
}

.browser-result {
  padding: 12px;
  border: 1px solid #d7dee9;
  border-radius: var(--radius);
  background: #ffffff;
}

.browser-result button {
  min-height: 30px;
  margin-top: 8px;
  border: 1px solid #c7d3e1;
  border-radius: var(--radius);
  background: #f8fbff;
  color: #223047;
  font-size: 0.78rem;
  font-weight: 820;
}

.browser-frame-wrap {
  display: grid;
  grid-template-rows: auto minmax(180px, 1fr);
  gap: 10px;
  min-height: 100%;
}

.browser-external-head {
  display: grid;
  gap: 8px;
}

.browser-external-head h2 {
  max-width: 100%;
  font-size: 1rem;
  overflow-wrap: anywhere;
}

.browser-external-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.browser-external-link,
.browser-external-actions button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid #c7d3e1;
  border-radius: var(--radius);
  background: #f8fbff;
  color: #223047;
  font-size: 0.78rem;
  font-weight: 850;
  text-decoration: none;
}

.browser-external-link {
  border-color: #1f2937;
  background: #1f2937;
  color: #ffffff;
}

.browser-external-link:hover,
.browser-external-link:focus-visible,
.browser-external-actions button:hover,
.browser-external-actions button:focus-visible {
  border-color: var(--desktop-accent);
  outline: none;
}

.browser-frame {
  width: 100%;
  min-height: 260px;
  border: 1px solid #c9d5e4;
  border-radius: var(--radius);
  background: #ffffff;
}

.start-menu {
  position: absolute;
  left: 10px;
  bottom: 62px;
  z-index: 30;
  display: grid;
  gap: 6px;
  width: 240px;
  padding: 12px;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: var(--radius);
  background: rgba(242, 247, 255, 0.94);
  color: #111827;
  box-shadow: 0 24px 50px rgba(0, 0, 0, 0.3);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

.start-menu.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.start-menu strong {
  margin-bottom: 4px;
  font-size: 0.92rem;
}

.start-menu button {
  min-height: 38px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  background: transparent;
  color: #1f2937;
  font-weight: 780;
  text-align: left;
}

.start-menu button:hover,
.start-menu button:focus-visible {
  border-color: #bfd0e7;
  background: #ffffff;
  outline: none;
}

.taskbar {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 28;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 8px;
  min-height: 52px;
  padding: 8px 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(14, 22, 36, 0.82);
  backdrop-filter: blur(16px);
}

.start-button,
.taskbar-app {
  min-height: 34px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  font-weight: 830;
}

.start-button {
  min-width: 74px;
  background: color-mix(in srgb, var(--desktop-accent) 70%, #101827);
}

.taskbar-apps {
  display: flex;
  gap: 6px;
  min-width: 0;
  overflow: auto;
}

.taskbar-app {
  min-width: 72px;
  padding: 6px 10px;
  color: rgba(255, 255, 255, 0.84);
}

.taskbar-app.is-active {
  background: rgba(255, 255, 255, 0.2);
  color: #ffffff;
  box-shadow: inset 0 -3px 0 var(--desktop-accent);
}

.taskbar-app.is-running:not(.is-active) {
  box-shadow: inset 0 -3px 0 rgba(255, 255, 255, 0.28);
}

.task-clock {
  min-width: 58px;
  color: #ffffff;
  font-size: 0.82rem;
  font-weight: 800;
  text-align: right;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}

body[data-error="gsap"]::before {
  position: fixed;
  inset: 16px auto auto 16px;
  z-index: 100;
  max-width: min(420px, calc(100vw - 32px));
  padding: 12px 14px;
  border: 1px solid #fecaca;
  border-radius: var(--radius);
  background: #fff1f2;
  color: #991b1b;
  content: "GSAPを読み込めませんでした。ネットワーク接続を確認してください。";
  font-size: 0.9rem;
  font-weight: 760;
}

@media (max-width: 900px) {
  .desktop-screen {
    min-height: 680px;
  }

  .brand-composition {
    --brand-side-margin: 96px;
    --brand-grid-gap: 3px;
    --brand-stack-gap: 12px;
  }

  .desktop-brand-word {
    font-size: 7rem;
  }

  .brand-subtitle {
    font-size: 0.86rem;
  }

  .notes-window,
  .files-window,
  .studio-window,
  .box-window,
  .snapper-window,
  .terminal-window,
  .browser-window {
    left: 112px;
    width: calc(100vw - 132px);
  }

  .files-window {
    top: 150px;
  }

  .studio-window {
    top: min(420px, calc(100vh - 282px));
  }

  .terminal-window {
    top: min(448px, calc(100vh - 304px));
  }

  .snapper-window {
    top: 116px;
  }

  .box-window {
    top: 96px;
    height: 540px;
  }

  .browser-window {
    top: 96px;
  }
}

@media (max-width: 560px) {
  body {
    overflow: auto;
  }

  .desktop-screen {
    min-height: 860px;
  }

  .brand-composition {
    --brand-side-margin: 36px;
    --brand-grid-gap: 2px;
    --brand-stack-gap: 10px;
  }

  .desktop-brand-word {
    font-size: 4rem;
  }

  .brand-subtitle {
    max-width: min(16rem, calc(100vw - var(--brand-side-margin)));
    font-size: 0.68rem;
  }

  .desktop-icon {
    left: calc(env(safe-area-inset-left, 0px) + 6px);
    width: 70px;
    font-size: 0.7rem;
  }

  .desktop-screen.is-icons-pending .desktop-icon {
    opacity: 0;
    transform: translateX(-112px) scale(0.96);
    pointer-events: none;
  }

  .icon-glyph {
    width: 36px;
    height: 34px;
  }

  .notes-window,
  .files-window,
  .studio-window,
  .box-window,
  .snapper-window,
  .terminal-window,
  .browser-window {
    left: 12px;
    width: calc(100vw - 24px);
  }

  .notes-window {
    top: 96px;
    height: 300px;
  }

  .files-window {
    top: 166px;
    height: 278px;
  }

  .studio-window {
    top: 452px;
    height: 210px;
  }

  .snapper-window {
    top: 126px;
    height: 454px;
  }

  .box-window {
    top: 96px;
    height: 560px;
  }

  .snapper-body {
    padding: 12px;
  }

  .snapper-conversation {
    min-height: 0;
  }

  .snapper-stage {
    padding: 0 10px 94px 42px;
  }

  .snapper-character {
    width: 168px;
    margin-top: -38px;
    margin-left: 82px;
  }

  .snapper-dialogue-panel {
    right: 10px;
    bottom: 10px;
    left: 10px;
    min-height: 112px;
    padding: 10px;
  }

  .snapper-skip-button {
    top: 7px;
    right: 8px;
    min-width: 40px;
    height: 19px;
    padding: 0 7px;
    font-size: 0.54rem;
  }

  .snapper-scene-visual {
    top: 10px;
    left: 10px;
    width: 206px;
    height: 146px;
  }

  .snapper-device {
    width: 116px;
  }

  .snapper-box {
    width: 116px;
  }

  .snapper-sample-card {
    top: 18px;
    left: 36px;
    width: 132px;
    height: 82px;
  }

  .snapper-send-button {
    left: 50px;
    bottom: 18px;
    width: 102px;
    height: 26px;
    font-size: 0.72rem;
  }

  .snapper-alien-reply {
    top: 54px;
    left: 28px;
    padding: 7px 8px;
    font-size: 1rem;
  }

  .snapper-vocab-card {
    padding: 8px;
  }

  .snapper-vocab-card th {
    font-size: 0.64rem;
  }

  .snapper-vocab-card td {
    font-size: 0.94rem;
  }

  .snapper-uplink {
    top: 8px;
    left: 8px;
    right: auto;
    width: calc(66.666% - 14px);
    gap: 8px;
    padding: 8px;
    max-height: calc(100% - 140px);
  }

  .snapper-conversation.is-uplink .snapper-stage {
    opacity: 1;
  }

  .snapper-conversation.is-uplink .snapper-character {
    position: absolute;
    top: -38px;
    right: -6px;
    max-width: none;
    margin: 0;
  }

  .snapper-uplink-preview {
    height: 126px;
  }

  .snapper-uplink-controls {
    grid-template-columns: minmax(0, 1fr);
    gap: 7px;
  }

  .snapper-file-button {
    width: 100%;
    min-height: 31px;
    padding: 7px 6px;
    font-size: 0.62rem;
    line-height: 1.15;
  }

  .snapper-file-button-desktop {
    display: none;
  }

  .snapper-file-button-mobile {
    display: inline;
  }

  .snapper-uplink-send {
    width: 100%;
    min-height: 31px;
    padding: 7px 6px;
    font-size: 0.62rem;
    line-height: 1.15;
  }

  .snapper-loading {
    min-height: 42px;
  }

  .snapper-loading-logo {
    width: 42px;
    height: 42px;
    font-size: 1.36rem;
  }

  .snapper-loading-logo::before {
    border-radius: 999px;
  }

  .snapper-loading-logo::after {
    inset: 1px;
    width: auto;
    height: auto;
    border-radius: 999px;
    background:
      radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.96) 0 2.5px, transparent 3.5px),
      radial-gradient(circle at 90% 28%, rgba(255, 255, 255, 0.7) 0 1.8px, transparent 2.8px),
      radial-gradient(circle at 78% 82%, rgba(255, 255, 255, 0.82) 0 2px, transparent 3px),
      radial-gradient(circle at 14% 68%, rgba(255, 255, 255, 0.58) 0 1.8px, transparent 2.8px);
    box-shadow:
      0 0 10px rgba(255, 255, 255, 0.16),
      inset 0 0 0 1px rgba(255, 255, 255, 0.04);
  }

  .snapper-uplink-result {
    min-height: 0;
    padding: 3px 0 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    font-size: 0.88rem;
    line-height: 1.28;
  }

  .snapper-dialogue {
    font-size: 0.92rem;
  }

  .snapper-completion-glyph {
    font-size: 1em;
  }

  .terminal-window {
    top: 508px;
    height: 206px;
  }

  .browser-window {
    top: 128px;
    height: 448px;
  }

  .explorer-body {
    grid-template-columns: 1fr;
  }

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

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

  .task-clock {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}