@font-face {
  font-family: "NeoDunggeunmo";
  src:
    url("/font/neodgm.woff2") format("woff2"),
    url("/font/neodgm.woff") format("woff"),
    url("/font/neodgm.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "GalmuriMono9";
  src: url("/font/galmuri/GalmuriMono9.woff2") format("woff2");
  font-display: swap;
}

@font-face {
  font-family: "IyagiGGC";
  src: url("/font/iyagiggc/IyagiGGC.woff") format("woff");
  font-display: swap;
}

@keyframes ansi-blink {
  50% {
    opacity: 0;
  }
}

:root {
  color-scheme: dark;
  --bg: #080c0a;
  --panel: #0d1714;
  --line: #2b6b61;
  --text: #dfffee;
  --muted: #7fb9aa;
  --accent: #ffbf4d;
  --accent-strong: #ffe08a;
  --button: #13251f;
  --terminal-font-size: 16px;
  --terminal-font-family: "NeoDunggeunmo";
  --emoji-font-family: "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji", "Twemoji Mozilla";
  --terminal-columns: 80ch;
  --terminal-padding: 16px;
}

body.is-mud {
  --line: #246c7a;
  --text: #e3fff9;
  --muted: #7fb8c4;
  --accent: #7ed7ff;
  --accent-strong: #b8f0ff;
  --button: #11242a;
}

body.is-bbs {
  --line: #2b6b61;
  --text: #dfffee;
  --muted: #7fb9aa;
  --accent: #ffbf4d;
  --accent-strong: #ffe08a;
  --button: #13251f;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: "NeoDunggeunmo", var(--emoji-font-family), ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow: hidden;
}

body {
  height: 100vh;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 50%, rgba(0, 0, 0, 0.04) 50%),
    radial-gradient(circle at 50% 0%, #10261f 0, var(--bg) 58%);
  background-size: 100% 4px, auto;
}

body.is-mud {
  background:
    linear-gradient(rgba(255, 255, 255, 0.022) 50%, rgba(0, 0, 0, 0.045) 50%),
    radial-gradient(circle at 50% 0%, #10242d 0, var(--bg) 58%);
  background-size: 100% 4px, auto;
}

.shell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  height: 100vh;
  overflow: hidden;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  background: #0c1411;
  box-shadow: inset 0 -1px 0 #0f3f36;
}

h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 750;
  letter-spacing: 0;
  color: var(--accent-strong);
  text-shadow: 0 0 10px color-mix(in srgb, var(--accent) 35%, transparent);
}

.mode-badge {
  display: inline-grid;
  place-items: center;
  min-height: 20px;
  margin-left: 8px;
  border: 1px solid var(--line);
  border-radius: 2px;
  padding: 0 7px;
  background: #07100d;
  color: var(--accent);
  font-size: 11px;
  line-height: 1;
  text-decoration: none;
  vertical-align: middle;
  text-shadow: none;
}

.mode-badge:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

p {
  margin: 3px 0 0;
  color: var(--muted);
  font-size: 13px;
}

#client-subtitle {
  color: var(--accent);
}

.actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

button,
.top-link {
  min-height: 36px;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--button);
  color: var(--text);
  padding: 0 12px;
  font: inherit;
  text-decoration: none;
  cursor: pointer;
}

button:hover,
.top-link:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
  background: color-mix(in srgb, var(--button) 72%, var(--accent) 14%);
}

.symbol-link,
.symbol-button {
  width: 48px;
  min-width: 48px;
  padding: 0;
  font-size: 17px;
  line-height: 1;
}

.font-family-select {
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: var(--button);
  color: var(--text);
  padding: 0 28px 0 10px;
  font: inherit;
  outline: none;
}

.font-family-select:focus {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.font-controls,
.speed-controls {
  display: inline-grid;
  grid-template-columns: 36px minmax(42px, auto) 36px;
  align-items: center;
  min-height: 36px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: #07100d;
  overflow: hidden;
}

.font-controls .icon-button,
.speed-controls .icon-button {
  min-width: 36px;
  min-height: 34px;
  border: 0;
  border-radius: 0;
  background: transparent;
  padding: 0;
  color: var(--text);
  font-size: 18px;
  line-height: 1;
}

.font-controls .icon-button:hover,
.speed-controls .icon-button:hover {
  background: var(--button);
}

.badge {
  display: inline-grid;
  place-items: center;
  min-height: 34px;
  border-right: 1px solid var(--line);
  border-left: 1px solid var(--line);
  color: var(--accent-strong);
  font-size: 13px;
  padding: 0 10px;
}

.terminal-wrap {
  min-height: 0;
  padding: 12px;
  overflow: hidden;
}

#terminal {
  width: 100%;
  max-width: calc(var(--terminal-columns) + (var(--terminal-padding) * 2));
  height: 100%;
  min-height: 0;
  border: 1px solid var(--line);
  border-radius: 2px;
  overflow: auto;
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 50%, rgba(0, 0, 0, 0.045) 50%),
    #020403;
  background-size: 100% 4px, auto;
  color: var(--text);
  margin: 0 auto;
  padding: var(--terminal-padding);
  white-space: pre;
  overflow-wrap: normal;
  word-break: normal;
  line-break: strict;
  tab-size: 8;
  font: var(--terminal-font-size)/1.35 var(--terminal-font-family), var(--emoji-font-family), ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-kerning: none;
  font-variant-ligatures: none;
  outline: none;
  box-shadow:
    0 0 0 1px #06130f,
    0 0 24px color-mix(in srgb, var(--accent) 16%, transparent),
    inset 0 0 24px color-mix(in srgb, var(--accent) 8%, transparent);
  text-shadow: 0 0 6px rgba(190, 255, 232, 0.2);
  user-select: text;
  -webkit-user-select: text;
}

#terminal::selection,
#terminal *::selection {
  background: color-mix(in srgb, var(--accent) 42%, #ffffff 8%);
  color: #ffffff;
}

body.is-mud #terminal {
  background:
    linear-gradient(rgba(255, 255, 255, 0.018) 50%, rgba(0, 0, 0, 0.05) 50%),
    #010607;
  max-width: calc(var(--terminal-columns) + 48px);
  padding-left: 24px;
  padding-right: 24px;
}

body.is-bbs #terminal {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: keep-all;
}

body.is-bbs #terminal span {
  overflow-wrap: anywhere;
  word-break: keep-all;
}

#terminal span {
  overflow-wrap: normal;
  word-break: normal;
  line-break: strict;
}

body.is-bbs #terminal span {
  overflow-wrap: anywhere;
  word-break: keep-all;
}

.terminal-box-glyph {
  font-family: "NeoDunggeunmo", var(--emoji-font-family), ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

#terminal.is-typing::after {
  content: "▌";
  color: var(--accent-strong);
  animation: ansi-blink 0.8s steps(2, start) infinite;
}

#command-form {
  display: grid;
  grid-template-columns: minmax(0, calc(var(--terminal-columns) + (var(--terminal-padding) * 2))) auto;
  justify-content: center;
  gap: 10px;
  padding: 12px;
  border-top: 1px solid var(--line);
  background: #0b1411;
}

#command {
  min-width: 0;
  min-height: 42px;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: #020403;
  color: var(--text);
  padding: 0 12px;
  font: var(--terminal-font-size) var(--terminal-font-family), var(--emoji-font-family), ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  outline: none;
}

#command:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(255, 191, 77, 0.35);
}

@media (max-width: 640px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .actions button {
    flex: 1;
  }

  .font-controls {
    flex: 1 0 100%;
  }

  .speed-controls {
    flex: 1 0 100%;
  }
}

@media (max-width: 760px), (pointer: coarse) {
  :root {
    --terminal-font-size: 9px;
    --terminal-padding: 10px;
    --app-height: 100dvh;
  }

  html,
  body,
  .shell {
    height: var(--app-height);
  }

  body {
    overflow: hidden;
    touch-action: manipulation;
    -webkit-text-size-adjust: 100%;
  }

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

  .topbar {
    flex-direction: row;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
  }

  .topbar h1 {
    font-size: 15px;
  }

  .topbar p {
    margin-top: 1px;
    font-size: 11px;
  }

  .actions {
    width: auto;
    flex: 0 0 auto;
    justify-content: flex-end;
    gap: 5px;
    flex-wrap: wrap;
  }

  .theme-select,
  .font-family-select,
  .speed-controls,
  .mode-badge,
  .top-link[aria-label="지도"] {
    display: none;
  }

  button,
  .top-link {
    min-height: 32px;
    padding: 0 8px;
  }

  .symbol-link,
  .symbol-button {
    width: 38px;
    min-width: 38px;
    font-size: 13px;
  }

  .font-controls {
    flex: 0 0 auto;
    grid-template-columns: 30px 32px 30px;
    min-height: 32px;
  }

  .font-controls .icon-button {
    min-width: 30px;
    min-height: 30px;
    font-size: 16px;
  }

  .badge {
    min-height: 30px;
    padding: 0 5px;
    font-size: 11px;
  }

  .terminal-wrap {
    padding: 6px;
  }

  #terminal {
    max-width: none;
    border-left: 0;
    border-right: 0;
    border-radius: 0;
    padding: var(--terminal-padding);
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    word-break: keep-all;
    line-height: 1.45;
    -webkit-overflow-scrolling: touch;
  }

  body.is-mud #terminal {
    max-width: none;
    padding-left: var(--terminal-padding);
    padding-right: var(--terminal-padding);
  }

  #terminal span {
    overflow-wrap: anywhere;
    word-break: keep-all;
  }

  #command-form {
    grid-template-columns: minmax(0, 1fr) 58px;
    gap: 6px;
    padding: 7px 8px calc(7px + env(safe-area-inset-bottom));
  }

  #command {
    min-height: 38px;
    font-size: 16px;
    padding: 0 10px;
  }

  #command-form button[type="submit"] {
    min-height: 38px;
    padding: 0;
  }

  body.mobile-keyboard-open .topbar {
    padding-top: 5px;
    padding-bottom: 5px;
  }

  body.mobile-keyboard-open .topbar p,
  body.mobile-keyboard-open .font-controls,
  body.mobile-keyboard-open .top-link,
  body.mobile-keyboard-open #reconnect,
  body.mobile-keyboard-open #clear {
    display: none;
  }

  body.mobile-keyboard-open .terminal-wrap {
    padding: 4px 0;
  }

  body.mobile-keyboard-open #terminal {
    font-size: max(7px, calc(var(--terminal-font-size) - 1px));
    line-height: 1.4;
    padding: 8px;
  }
}

@media (max-width: 380px) {
  :root {
    --terminal-font-size: 8px;
    --terminal-padding: 8px;
  }

  .topbar h1 {
    font-size: 14px;
  }

  .symbol-link,
  .symbol-button {
    width: 34px;
    min-width: 34px;
  }
}