:root {
  color-scheme: light;
  --ink: #111111;
  --shadow: rgba(0, 0, 0, 0.36);
  --blue-1: #c9eeff;
  --blue-2: #1f73cf;
  --rose: #c02567;
  --green: #349a3e;
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  font-family: "Segoe UI", "Yu Gothic UI", Meiryo, Arial, sans-serif;
}

button,
input,
textarea {
  font: inherit;
}

button {
  cursor: pointer;
}

.site-shell {
  min-height: 100vh;
  background: #151515;
}

.login-screen,
.desktop {
  position: fixed;
  inset: 0;
  min-width: 320px;
}

.login-screen {
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(rgba(14, 25, 40, 0.16), rgba(9, 15, 28, 0.34)),
    url("./assets/waterfront-wallpaper.jpg");
  background-size: cover;
  background-position: center;
  transition: opacity 420ms ease, transform 420ms ease;
}

.login-screen::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 45%, rgba(255, 255, 255, 0.28), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(16, 28, 42, 0.12));
}

.login-screen.is-exiting {
  opacity: 0;
  transform: scale(1.04);
  pointer-events: none;
}

.login-card {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  width: min(680px, calc(100vw - 32px));
  min-height: min(430px, calc(100vh - 46px));
  padding: clamp(28px, 6vw, 58px) 18px;
  align-content: center;
  gap: 28px;
  overflow: visible;
}

.login-kicker {
  margin: 0;
  color: #8c2656;
  font-size: clamp(12px, 2vw, 15px);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.login-card h1 {
  margin: 0;
  color: var(--rose);
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.16;
  letter-spacing: 0;
  text-align: center;
  text-shadow: 0 3px 0 rgba(255, 255, 255, 0.76);
}

.mascot {
  display: none;
}

.mascot-face {
  position: absolute;
  inset: 20px 8px 4px;
  border: 4px solid #2e2e2e;
  border-radius: 44% 44% 48% 48%;
  background: #fff9fd;
}

.mascot-ear {
  position: absolute;
  top: 2px;
  z-index: 1;
  width: 38px;
  height: 42px;
  border: 4px solid #2e2e2e;
  border-bottom: 0;
  border-radius: 50% 50% 20% 20%;
  background: #8fb8dd;
}

.mascot-ear.left {
  left: 28px;
  transform: rotate(-22deg);
}

.mascot-ear.right {
  right: 28px;
  transform: rotate(22deg);
}

.eye {
  position: absolute;
  top: 44%;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #1d1d1d;
}

.eye.left {
  left: 33%;
}

.eye.right {
  right: 33%;
}

.mouth {
  position: absolute;
  left: 50%;
  top: 56%;
  width: 16px;
  height: 8px;
  border-bottom: 3px solid #1d1d1d;
  border-radius: 0 0 16px 16px;
  transform: translateX(-50%);
}

.login-actions {
  position: relative;
  display: grid;
  place-items: center;
  gap: 18px;
  width: min(620px, 90vw);
  min-height: 150px;
  overflow: visible;
}

.enter-button,
.leave-button {
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 9px;
  color: white;
  font-weight: 900;
  line-height: 1;
  text-align: center;
  box-shadow: 0 6px 14px rgba(92, 24, 54, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.35);
  transition: transform 180ms ease, width 180ms ease, height 180ms ease, left 180ms ease, top 180ms ease;
}

.enter-button {
  position: relative;
  z-index: 1;
  height: var(--enter-height, 70px);
  width: min(var(--enter-width, 170px), calc(100vw - 56px), 520px);
  background: linear-gradient(#48b552, var(--green));
  font-size: var(--enter-font, 28px);
  transform-origin: center center;
}

.enter-button:hover {
  filter: brightness(1.04);
}

.leave-button {
  position: absolute;
  left: calc(50% + 98px);
  top: 50%;
  z-index: 2;
  transform: translateY(-50%);
  height: 42px;
  padding: 0 18px;
  background: linear-gradient(#d54b4b, #aa2020);
  font-size: 14px;
  white-space: nowrap;
}

.leave-button.is-floating {
  position: fixed;
  z-index: 20;
  transform: none;
}

.leave-message {
  min-height: 22px;
  margin: 0;
  color: #9e315d;
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.desktop {
  opacity: 1;
  background-image:
    linear-gradient(rgba(18, 28, 42, 0.06), rgba(8, 12, 24, 0.24)),
    url("./assets/waterfront-wallpaper.jpg");
  background-size: cover;
  background-position: center;
  transition: opacity 360ms ease;
}

.desktop.is-hidden {
  opacity: 0;
  pointer-events: none;
}

.wallpaper-tint {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 64% 50%, rgba(255, 209, 122, 0.18), transparent 22%),
    linear-gradient(180deg, rgba(255, 119, 99, 0.18), rgba(52, 10, 28, 0.10));
}

.desktop-icons {
  position: absolute;
  top: 16px;
  left: 24px;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 80px);
  grid-auto-rows: 98px;
  gap: 3px 10px;
}

.desktop-icons-right {
  left: auto;
  right: 16px;
  grid-template-columns: repeat(2, 80px);
}

.desktop-icon {
  display: grid;
  justify-items: center;
  align-content: start;
  gap: 5px;
  min-width: 0;
  min-height: 0;
  padding: 3px;
  border: 1px solid transparent;
  border-radius: 2px;
  background: transparent;
  color: white;
  text-align: center;
  text-shadow: 0 1px 3px #000, 0 0 2px #000;
}

.desktop-icon:focus-visible,
.desktop-icon:hover {
  border-color: rgba(180, 220, 255, 0.6);
  background: rgba(50, 140, 230, 0.29);
}

.desktop-icon.has-new-mail {
  position: relative;
}

.desktop-icon.has-new-mail::after {
  content: "!";
  position: absolute;
  top: 0;
  right: 12px;
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border: 2px solid #ffffff;
  border-radius: 50%;
  background: #e23b3b;
  color: #ffffff;
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
  text-shadow: none;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
  animation: mail-badge-pulse 1.2s ease-in-out infinite;
}

@keyframes mail-badge-pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.2);
  }
}

.desktop-icon span:last-child {
  max-width: 78px;
  font-size: 12px;
  line-height: 1.18;
  overflow-wrap: anywhere;
}

.icon-glyph {
  display: grid;
  place-items: center;
  position: relative;
  width: 56px;
  height: 56px;
  isolation: isolate;
  filter: drop-shadow(0 2px 2px rgba(0, 0, 0, 0.45));
}

.icon-asset img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.icon-card {
  padding: 5px;
  border: 1px solid rgba(40, 52, 66, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
}

.profile {
  border: 1px solid rgba(34, 58, 88, 0.45);
  border-radius: 7px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.88), rgba(255, 255, 255, 0.08) 42%),
    linear-gradient(135deg, #6cbdf1, #f6fbff 52%, #ffe37a);
  color: #123;
  font-weight: 900;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    inset 0 -1px 0 rgba(0, 0, 0, 0.16);
}

.profile::before {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  top: 10px;
  height: 13px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.68);
  box-shadow: 0 24px 0 rgba(20, 42, 70, 0.16);
}

.profile {
  font-size: 18px;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.55);
}

.music {
  color: #168eea;
  font-size: 50px;
  text-shadow:
    -2px 3px 0 rgba(255, 255, 255, 0.75),
    0 1px 1px rgba(0, 0, 0, 0.35);
}

.music::before {
  content: "";
  position: absolute;
  left: 12px;
  bottom: 8px;
  width: 42px;
  height: 12px;
  border-radius: 50%;
  background: rgba(92, 196, 255, 0.28);
  transform: rotate(-16deg);
}

.window {
  position: absolute;
  left: min(var(--x), calc(100vw - 388px));
  top: min(var(--y), calc(100vh - 300px));
  z-index: 5;
  width: min(388px, calc(100vw - 28px));
  max-height: calc(100vh - 84px);
  min-height: 178px;
  border: 1px solid rgba(15, 75, 160, 0.86);
  border-radius: 7px 7px 3px 3px;
  background: rgba(238, 248, 255, 0.96);
  box-shadow: 0 15px 42px rgba(0, 0, 0, 0.38), inset 0 0 0 1px rgba(255, 255, 255, 0.72);
  overflow: hidden;
  transform: translateY(8px) scale(0.97);
  opacity: 0;
  pointer-events: none;
  transition: opacity 160ms ease, transform 160ms ease;
}

.wide-window,
.code-window {
  width: min(520px, calc(100vw - 28px));
}

.window.active {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.window-titlebar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 32px;
  padding: 0 6px 0 12px;
  background: linear-gradient(180deg, #bfe8ff 0%, #54a9ee 42%, #1e74d2 43%, #0f58b8 100%);
  color: white;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
  font-size: 13px;
  font-weight: 700;
}

.window-titlebar button {
  display: grid;
  place-items: center;
  width: 26px;
  height: 22px;
  border: 1px solid rgba(90, 20, 20, 0.55);
  border-radius: 3px;
  background: linear-gradient(#ff9f89, #d83a21);
  color: white;
  font-weight: 900;
  line-height: 1;
}

.window-body {
  max-height: calc(100vh - 116px);
  padding: 14px;
  overflow: auto;
  color: #151515;
  font-size: 14px;
  line-height: 1.68;
}

.window-body h2 {
  margin: 0 0 8px;
  font-size: 22px;
}

.window-body p {
  margin: 0 0 10px;
}

.profile-name {
  margin-bottom: 6px !important;
  color: #071629;
  font-size: 24px;
  font-weight: 900;
  line-height: 1.25;
}

.profile-meta {
  color: #334155;
  font-weight: 800;
  line-height: 1.55;
}

.plain-list {
  margin: 0;
  padding-left: 18px;
}

.browser-body {
  background: white;
}

.address-bar {
  margin-bottom: 12px;
  padding: 6px 8px;
  border: 1px solid #9aaec1;
  background: #f8fbff;
  color: #456;
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.calligraphy-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(116px, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.calligraphy-photo {
  position: relative;
  display: block;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border: 1px solid #9db0c6;
  border-radius: 6px;
  background: #111;
  color: #ffffff;
  text-decoration: none;
  box-shadow: 0 8px 18px rgba(22, 42, 68, 0.14);
}

.calligraphy-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.calligraphy-photo span {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 18px 8px 7px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.72));
  color: #ffffff;
  font-size: 12px;
  font-weight: 800;
  text-shadow: 0 1px 2px #000;
}

.vscode-window {
  width: min(780px, calc(100vw - 28px));
  max-height: calc(100vh - 150px);
}

.vscode-layout {
  display: grid;
  grid-template-columns: 178px minmax(0, 1fr);
  min-height: 360px;
  max-height: calc(100vh - 182px);
  background: #1e1e1e;
  color: #d4d4d4;
}

.vscode-sidebar {
  display: grid;
  align-content: start;
  gap: 7px;
  padding: 12px 10px;
  border-right: 1px solid #2d2d2d;
  background: #252526;
  font-size: 12px;
}

.vscode-sidebar strong {
  color: #bbbbbb;
  font-size: 11px;
  letter-spacing: 0.04em;
}

.vscode-sidebar span {
  color: #ffffff;
  font-weight: 700;
}

.vscode-sidebar a {
  color: #d7e9ff;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.vscode-sidebar a:hover {
  color: #ffffff;
  text-decoration: underline;
}

.code-file-button {
  min-height: 28px;
  padding: 4px 7px;
  border: 1px solid transparent;
  border-radius: 3px;
  background: transparent;
  color: #d7e9ff;
  text-align: left;
  font: inherit;
}

.code-file-button:hover,
.code-file-button.is-active {
  border-color: #3f4f69;
  background: #37373d;
  color: #ffffff;
}

.code-file-list {
  display: grid;
  gap: 5px;
  max-height: 286px;
  overflow: auto;
  padding-right: 2px;
}

.vscode-editor {
  min-width: 0;
  overflow: auto;
}

.vscode-tabs {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  min-width: max-content;
  border-bottom: 1px solid #2d2d2d;
  background: #1e1e1e;
}

.vscode-tabs span {
  padding: 9px 13px;
  border-right: 1px solid #2d2d2d;
  background: #2d2d2d;
  color: #ffffff;
  font-size: 12px;
}

.vscode-tabs a {
  align-self: center;
  margin-left: 10px;
  font-size: 12px;
  text-decoration: none;
}

.code-stack {
  display: grid;
  gap: 12px;
  padding: 14px;
}

.code-card {
  border: 1px solid #333842;
  background: #111827;
}

.code-card h3 {
  margin: 0;
  padding: 8px 11px;
  border-bottom: 1px solid #333842;
  color: #dbeafe;
  font-size: 13px;
}

.code-card p {
  margin: 0;
  padding: 10px 12px;
  color: #d4d4d4;
  font-size: 13px;
  line-height: 1.65;
}

.code-card pre {
  max-height: 430px;
  margin: 0;
  padding: 12px;
  overflow: auto;
  color: #b5cea8;
  font: 13px/1.55 Consolas, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.external-link,
.window-body a {
  color: #0f65c8;
  font-weight: 700;
}

.code-card .external-link {
  display: inline-block;
  margin: 0 12px 12px;
  color: #8cc8ff;
}

.note {
  color: #536070;
  font-size: 13px;
}

.local-player {
  display: grid;
  grid-template-columns: 76px 1fr;
  align-items: center;
  gap: 14px;
  padding: 16px;
  border: 1px solid #9aaec1;
  border-radius: 7px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.94), rgba(229, 241, 255, 0.9)),
    #eef6ff;
  box-shadow: 0 8px 18px rgba(22, 42, 68, 0.16);
}

.local-player p {
  margin: 5px 0 0;
  color: #52606f;
  font-size: 13px;
}

.bgm-toggle {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border: 1px solid #7f91a8;
  border-radius: 50%;
  background: linear-gradient(#ffffff, #cfdcea);
  color: #183650;
  font-size: 13px;
  font-weight: 900;
  box-shadow: inset 0 1px 0 #fff, 0 5px 12px rgba(33, 56, 86, 0.16);
}

.bgm-toggle.is-playing {
  background: linear-gradient(#48b552, #2f8f39);
  color: #ffffff;
}

.music-link {
  display: inline-block;
  margin-top: 12px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 10px;
}

.skill-tags span {
  padding: 4px 9px;
  border: 1px solid #9ab3c8;
  border-radius: 999px;
  background: #fff;
  color: #183650;
  font-size: 12px;
  font-weight: 700;
}

.document-link {
  display: grid;
  gap: 4px;
  margin: 0 0 14px;
  padding: 12px 14px;
  border: 1px solid #9ab3c8;
  border-radius: 7px;
  background: linear-gradient(#ffffff, #eaf4ff);
  color: #17395a;
  text-decoration: none;
  box-shadow: 0 5px 14px rgba(32, 54, 82, 0.12);
}

.document-link span {
  color: #536070;
  font-size: 12px;
}

.career-window {
  width: min(760px, calc(100vw - 28px));
}

.history-entry {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(110, 134, 160, 0.32);
}

.history-entry h3 {
  margin: 0 0 8px;
  color: #183650;
  font-size: 17px;
}

.history-entry p {
  margin-bottom: 8px;
}

.license-list {
  display: grid;
  gap: 10px;
  margin: 8px 0 0;
  padding: 0;
  list-style: none;
}

.license-list li {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 10px;
  align-items: start;
  padding: 10px 12px;
  border: 1px solid rgba(112, 137, 164, 0.35);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.8);
}

.license-list time {
  color: #244664;
  font-weight: 900;
}

.trash-empty {
  min-height: 120px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.88), rgba(237, 246, 255, 0.72)),
    repeating-linear-gradient(0deg, rgba(140, 160, 184, 0.08) 0 1px, transparent 1px 12px);
}

.hobby-window {
  width: min(740px, calc(100vw - 28px));
}

.hobby-body {
  max-height: min(640px, calc(100vh - 116px));
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(239, 248, 255, 0.94)),
    rgba(255, 255, 255, 0.98);
}

.hobby-gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.hobby-photo {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border: 1px solid rgba(86, 104, 127, 0.28);
  border-radius: 8px;
  background: #111827;
  color: #ffffff;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(18, 32, 52, 0.16);
}

.hobby-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hobby-photo span {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 22px 9px 8px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.72));
  color: #ffffff;
  font-size: 12px;
  font-weight: 900;
  text-shadow: 0 1px 2px #000;
}

.memo-pad {
  width: 100%;
  height: 248px;
  padding: 12px;
  border: 0;
  resize: none;
  background: #fffef0;
  color: #111;
  line-height: 1.55;
}

.terminal-window {
  width: min(620px, calc(100vw - 28px));
  background: #111;
}

.terminal-window pre {
  margin: 0;
  padding: 16px;
  overflow: auto;
  background: #040404;
  color: #9cff83;
  font: 14px/1.55 Consolas, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.terminal-console {
  min-height: 240px;
  max-height: 330px;
  padding: 14px 16px 8px;
  overflow: auto;
  background: #040404;
  color: #9cff83;
  font: 14px/1.55 Consolas, monospace;
}

.terminal-console p {
  margin: 0 0 6px;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.terminal-command {
  color: #e7ffd8;
}

.terminal-success {
  color: #72e7ff;
}

.terminal-error {
  color: #ff8e8e;
}

.terminal-input-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px;
  padding: 8px 12px 12px;
  background: #040404;
  color: #9cff83;
  font: 14px Consolas, monospace;
}

.terminal-input {
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: #e7ffd8;
  caret-color: #9cff83;
  font: inherit;
}

.riddle-window {
  width: min(590px, calc(100vw - 28px));
}

.riddle-body,
.mini-game-body {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(232, 244, 255, 0.96)),
    #f8fbff;
}

.riddle-letter-board {
  display: grid;
  grid-template-columns: repeat(4, 44px);
  gap: 8px;
  margin: 12px 0 14px;
}

.riddle-letter-board span {
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  border: 1px solid #8fa7c1;
  border-radius: 6px;
  background: #111827;
  color: #7dd3fc;
  font: 900 22px/1 Consolas, monospace;
  text-transform: uppercase;
}

.riddle-letter-board span.is-found {
  background: linear-gradient(#14365c, #071629);
  color: #ffffff;
  box-shadow: 0 0 0 2px rgba(125, 211, 252, 0.22);
}

.riddle-game-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.riddle-game-icon {
  display: grid;
  justify-items: center;
  align-content: start;
  min-height: 128px;
  gap: 6px;
  padding: 10px 7px;
  border: 1px solid #a9bbcf;
  border-radius: 7px;
  background: linear-gradient(#ffffff, #eaf3ff);
  color: #172033;
  text-align: center;
  box-shadow: inset 0 1px 0 #fff, 0 8px 16px rgba(22, 42, 68, 0.12);
}

.riddle-game-icon:hover,
.riddle-game-icon:focus-visible {
  border-color: #3f88d0;
  background: linear-gradient(#ffffff, #d9edff);
}

.riddle-game-icon.is-complete {
  border-color: #27965b;
  background: linear-gradient(#ffffff, #ddf8e7);
}

.riddle-game-icon strong {
  font-size: 13px;
}

.riddle-game-icon small {
  color: #52606f;
  font-size: 11px;
  line-height: 1.2;
}

.riddle-glyph {
  position: relative;
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border: 2px solid #172033;
  border-radius: 9px;
  background: #ffffff;
  color: #172033;
  font-weight: 900;
  line-height: 1;
}

.stopwatch-glyph {
  border-radius: 50%;
}

.stopwatch-glyph::before {
  content: "";
  position: absolute;
  top: -10px;
  width: 20px;
  height: 8px;
  border-radius: 3px;
  background: #172033;
}

.stopwatch-glyph::after {
  content: "";
  width: 18px;
  height: 4px;
  border-radius: 999px;
  background: #172033;
  transform: rotate(-44deg) translate(4px, -3px);
  transform-origin: left center;
}

.breakout-glyph {
  overflow: hidden;
  background:
    linear-gradient(#172033, #172033) 12px 39px / 30px 5px no-repeat,
    repeating-linear-gradient(90deg, #ffffff 0 9px, #172033 9px 10px),
    repeating-linear-gradient(0deg, #f8fafc 0 8px, #172033 8px 9px);
}

.number-glyph,
.quiz-glyph,
.unsolved-glyph {
  font-size: 16px;
}

.unsolved-icon {
  opacity: 0.82;
}

.riddle-hint {
  margin-top: 12px !important;
  color: #183650;
  font-weight: 800;
}

.stopwatch-display {
  display: grid;
  place-items: center;
  min-height: 82px;
  margin: 12px 0;
  border: 1px solid #9aaec1;
  border-radius: 7px;
  background: #08111f;
  color: #7dd3fc;
  font: 900 42px/1 Consolas, monospace;
}

.mini-game-actions,
.number-game-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin: 10px 0;
}

.mini-game-actions button,
.number-game-row button,
.secondary-game-button,
.quiz-choices button {
  min-height: 34px;
  padding: 6px 12px;
  border: 1px solid #7f91a8;
  border-radius: 5px;
  background: linear-gradient(#ffffff, #dbe8f6);
  color: #172033;
  font-weight: 800;
}

.mini-game-actions button:disabled {
  opacity: 0.55;
  cursor: default;
}

.mini-game-message {
  color: #183650;
  font-weight: 800;
}

.key-hint {
  margin: 0 0 10px !important;
  color: #52606f;
  font-size: 12px;
  font-weight: 700;
}

.breakout-canvas {
  display: block;
  width: 100%;
  max-width: 420px;
  height: auto;
  margin: 10px 0;
  border: 1px solid #172033;
  border-radius: 5px;
  background: #05070b;
  touch-action: none;
}

.number-game-row input {
  width: 90px;
  min-height: 34px;
  padding: 5px 8px;
  border: 1px solid #9aaec1;
  border-radius: 5px;
}

.quiz-card {
  display: grid;
  gap: 10px;
  padding: 12px;
  border: 1px solid #b7c7d9;
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.82);
}

.quiz-question {
  margin: 0 !important;
  color: #172033;
  font-weight: 900;
}

.quiz-choices {
  display: grid;
  gap: 7px;
}

.quiz-choices button {
  text-align: left;
}

.riddle-clear-body {
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.96), rgba(221, 248, 231, 0.92)),
    #ffffff;
}

.mail-window {
  width: min(640px, calc(100vw - 28px));
}

.mail-app {
  display: grid;
  grid-template-columns: 218px minmax(0, 1fr);
  min-height: 302px;
  background: #f7fbff;
  color: #172033;
}

.mail-list {
  padding: 12px 10px;
  border-right: 1px solid #b8c7d8;
  background: #e9f2fb;
}

.mail-list p {
  margin: 0 0 9px;
  color: #4d5d72;
  font-size: 12px;
  font-weight: 900;
}

.mail-item[hidden] {
  display: none;
}

.mail-item {
  position: relative;
  display: grid;
  gap: 3px;
  width: 100%;
  min-height: 62px;
  margin-bottom: 8px;
  padding: 9px 10px;
  border: 1px solid #b9c8d7;
  border-radius: 5px;
  background: #ffffff;
  color: #172033;
  text-align: left;
}

.mail-item:hover,
.mail-item.is-active {
  border-color: #4f8fd2;
  background: #dceeff;
}

.mail-item.is-new::after {
  content: "NEW";
  position: absolute;
  top: 7px;
  right: 7px;
  padding: 2px 5px;
  border-radius: 999px;
  background: #d83030;
  color: #ffffff;
  font-size: 10px;
  font-weight: 900;
}

.mail-item strong {
  padding-right: 32px;
  font-size: 13px;
}

.mail-item span {
  color: #56677a;
  font-size: 11px;
}

.mail-reading-pane {
  padding: 18px 20px;
  overflow: auto;
  background: #ffffff;
}

.mail-from {
  margin: 0 0 5px;
  color: #607083;
  font-size: 12px;
  font-weight: 800;
}

.mail-reading-pane h2 {
  margin: 0 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid #d9e2ec;
  color: #172033;
  font-size: 20px;
}

.mail-reading-pane p {
  margin: 0 0 11px;
  line-height: 1.7;
}

.taskbar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 54px;
  padding: 4px 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.55);
  background:
    linear-gradient(180deg, rgba(84, 67, 67, 0.88), rgba(34, 16, 22, 0.95)),
    linear-gradient(90deg, #11274c, #5e2a2e);
  color: white;
}

.start-button {
  display: grid;
  place-items: center;
  width: 52px;
  height: 48px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: transparent;
  font-size: 0;
  text-shadow: none;
}

.start-orb {
  display: block;
  width: 22px;
  height: 22px;
  border-radius: 0;
  background:
    linear-gradient(#00a4ef, #00a4ef) 0 0 / 10px 10px no-repeat,
    linear-gradient(#00a4ef, #00a4ef) 12px 0 / 10px 10px no-repeat,
    linear-gradient(#00a4ef, #00a4ef) 0 12px / 10px 10px no-repeat,
    linear-gradient(#00a4ef, #00a4ef) 12px 12px / 10px 10px no-repeat;
  box-shadow: none;
}

.start-orb::before,
.start-orb::after {
  content: none;
}

.start-label {
  display: none;
}

.taskbar time {
  margin-left: auto;
  min-width: 88px;
  text-align: right;
  font-size: 13px;
  line-height: 1.3;
  text-shadow: 0 1px 2px #000;
}

.contact-window {
  width: min(440px, calc(100vw - 28px));
}

.contact-form {
  display: grid;
  gap: 10px;
  margin-top: 6px;
}

.field {
  display: grid;
  gap: 4px;
}

.field > span {
  color: #1d3a59;
  font-size: 13px;
  font-weight: 800;
}

.req {
  margin-left: 4px;
  padding: 1px 6px;
  border-radius: 999px;
  background: #e23b3b;
  color: #ffffff;
  font-size: 10px;
  font-weight: 900;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 8px 9px;
  border: 1px solid #9aaec1;
  border-radius: 6px;
  background: #ffffff;
  color: #15233a;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: 2px solid #4f8fd2;
  outline-offset: 1px;
  border-color: #4f8fd2;
}

.contact-actions {
  display: grid;
  gap: 8px;
}

.contact-submit,
.board-submit {
  justify-self: start;
  padding: 9px 22px;
  border: 0;
  border-radius: 7px;
  background: linear-gradient(#3f9bf0, #1f73cf);
  color: #ffffff;
  font-weight: 900;
  box-shadow: 0 4px 10px rgba(20, 70, 140, 0.28);
}

.contact-submit:hover,
.board-submit:hover {
  filter: brightness(1.05);
}

.contact-status {
  margin: 0;
  min-height: 18px;
  font-size: 13px;
  font-weight: 800;
}

.contact-status.is-success {
  color: #1f8f3a;
}

.contact-status.is-error {
  color: #d23030;
}

.board-window {
  width: min(460px, calc(100vw - 28px));
}

.board-chat {
  display: flex;
  flex-direction: column;
  gap: 8px;
  height: 300px;
  max-height: 44vh;
  margin: 6px 0 10px;
  padding: 10px;
  overflow-y: auto;
  border: 1px solid #cdd9e6;
  border-radius: 8px;
  background: #eef4fb;
}

.board-msg {
  align-self: flex-start;
  max-width: 88%;
  padding: 7px 11px;
  border: 1px solid #d4e0ec;
  border-radius: 12px 12px 12px 4px;
  background: #ffffff;
  box-shadow: 0 1px 2px rgba(22, 42, 68, 0.08);
  animation: board-msg-in 0.25s ease;
}

.board-msg p {
  margin: 0;
  color: #1c2a3d;
  font-size: 13px;
  line-height: 1.5;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.board-msg time {
  display: block;
  margin-top: 3px;
  color: #8aa0b6;
  font-size: 10px;
  font-weight: 700;
}

@keyframes board-msg-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.board-empty {
  margin: auto;
  color: #6a788c;
  font-size: 13px;
  text-align: center;
}

.board-form {
  display: flex;
  gap: 8px;
  align-items: flex-end;
}

.board-form textarea {
  flex: 1;
  min-width: 0;
  max-height: 96px;
  padding: 8px 9px;
  border: 1px solid #9aaec1;
  border-radius: 6px;
  background: #ffffff;
  color: #15233a;
  resize: none;
}

.board-form textarea:focus {
  outline: 2px solid #4f8fd2;
  outline-offset: 1px;
  border-color: #4f8fd2;
}

.board-note {
  margin: 8px 0 0;
  color: #6b7787;
  font-size: 11px;
}

.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

@media (max-width: 760px) {
  .login-card {
    min-height: calc(100vh - 28px);
    gap: 18px;
  }

  .login-actions {
    min-height: 145px;
    width: calc(100vw - 32px);
  }

  .enter-button {
    width: min(var(--enter-width, 170px), 84vw);
  }

  .leave-button {
    width: fit-content;
    left: 50%;
    top: calc(50% + 58px);
    transform: translateX(-50%);
  }

  .leave-button.is-floating {
    transform: none;
  }

  .desktop-icons {
    top: 10px;
    left: 8px;
    grid-template-columns: repeat(2, 66px);
    grid-auto-rows: 78px;
    gap: 2px 5px;
  }

  .desktop-icons-right {
    left: auto;
    right: 8px;
  }

  .desktop-icon span:last-child {
    max-width: 64px;
    font-size: 10px;
  }

  .icon-glyph {
    width: 40px;
    height: 40px;
  }

  .music {
    font-size: 38px;
  }

  .window,
  .wide-window,
  .code-window,
  .vscode-window,
  .terminal-window {
    left: 10px;
    top: auto;
    bottom: 62px;
    width: calc(100vw - 20px);
    max-height: 53vh;
    background: rgba(246, 251, 255, 0.99);
  }

  .window-body {
    max-height: calc(53vh - 32px);
    overflow: auto;
  }

  .terminal-window pre {
    font-size: 12px;
  }

  .vscode-layout {
    grid-template-columns: 1fr;
    min-height: 0;
    max-height: calc(53vh - 32px);
    overflow: auto;
  }

  .vscode-sidebar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-right: 0;
    border-bottom: 1px solid #2d2d2d;
  }

  .vscode-sidebar strong,
  .vscode-sidebar span {
    grid-column: 1 / -1;
  }

  .code-file-list {
    grid-column: 1 / -1;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-height: 118px;
  }

  .vscode-tabs {
    overflow: auto;
  }

  .code-stack {
    padding: 10px;
  }

  .terminal-console {
    min-height: 160px;
    max-height: 31vh;
    font-size: 12px;
  }

  .terminal-input-row {
    font-size: 12px;
  }

  .mail-app {
    grid-template-columns: 1fr;
    min-height: 0;
    max-height: calc(53vh - 32px);
    overflow: auto;
  }

  .mail-list {
    border-right: 0;
    border-bottom: 1px solid #b8c7d8;
  }

  .mail-reading-pane {
    padding: 14px;
  }

  .profile-name {
    font-size: 21px;
  }

  .hobby-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
  }

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

  .riddle-letter-board {
    grid-template-columns: repeat(4, 38px);
  }

  .riddle-game-icon {
    min-height: 112px;
  }

  .riddle-glyph {
    width: 46px;
    height: 46px;
  }

  .stopwatch-display {
    min-height: 66px;
    font-size: 34px;
  }

  .memo-pad {
    height: 180px;
  }

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

  .taskbar {
    height: 50px;
    gap: 7px;
    padding: 4px 6px;
  }

  .start-button {
    width: 42px;
    padding: 0 5px;
  }

  .start-orb {
    width: 20px;
    height: 20px;
    background:
      linear-gradient(#00a4ef, #00a4ef) 0 0 / 9px 9px no-repeat,
      linear-gradient(#00a4ef, #00a4ef) 11px 0 / 9px 9px no-repeat,
      linear-gradient(#00a4ef, #00a4ef) 0 11px / 9px 9px no-repeat,
      linear-gradient(#00a4ef, #00a4ef) 11px 11px / 9px 9px no-repeat;
  }

  .taskbar time {
    min-width: 70px;
    font-size: 11px;
  }
}

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