/* Kontrollturm — Win98-dark desktop shell + window chrome.
   Fonts: OrangeKid (titles) + SimSun (body). Program icons are cherry-picked
   from the public Win98 icon pack (assets/icons/*.png). */

:root {
  --face: #2b2b2b; --light: #4a4a4a; --highlight: #606060;
  --shadow: #161616; --darkshadow: #000000; --panel: #161616;
  --title-from: #0a0a0a; --title-to: #0a0a0a;
  --text: #e8e8e8; --muted: #a0a0a0;
  --up: #3fd63f; --down: #ff4a3d; --warn: #e0b000; --accent: #4f9cff;
  --font: "SimSun"; --title-font: "OrangeKid", "SimSun";
}
*, *::before, *::after { border-radius: 0 !important; }
* { box-sizing: border-box; margin: 0; padding: 0; }
/* The [hidden] attribute must win over any author `display` (e.g. .gate/.desktop
   set display:flex), or a hidden gate/desktop keeps intercepting pointer events. */
[hidden] { display: none !important; }
html, body { height: 100%; }
body { background: #0a0a0a; font: 14px/1.35 var(--font); color: var(--text); overflow: hidden; user-select: none; }
body.booting #desktop { visibility: hidden; }
*, html, body, button, input, select, textarea { font-family: var(--font) !important; }

/* bevels */
.raised, .window, .btn, .chip, .taskbar, .start-menu, .login-card {
  border: 1px solid; border-color: var(--light) var(--darkshadow) var(--darkshadow) var(--light);
  box-shadow: inset 1px 1px var(--highlight), inset -1px -1px var(--shadow); background: var(--face);
}
.sunken { border: 1px solid; border-color: var(--shadow) var(--highlight) var(--highlight) var(--shadow);
  box-shadow: inset 1px 1px var(--darkshadow), inset -1px -1px var(--light); background: var(--panel); }
.btn { padding: 2px 10px; color: var(--text); cursor: pointer; }
.btn:active { border-color: var(--darkshadow) var(--light) var(--light) var(--darkshadow);
  box-shadow: inset 1px 1px var(--shadow), inset -1px -1px var(--highlight); padding: 3px 9px 1px 11px; }
.btn:disabled { opacity: .45; cursor: default; }
.btn.primary { font-weight: bold; } .btn.small { padding: 1px 6px; font-size: 12px; }
input:not([type="checkbox"]), textarea, select {
  color: var(--text); background: #101010;
  border: 1px solid; border-color: var(--shadow) var(--highlight) var(--highlight) var(--shadow);
  box-shadow: inset 1px 1px var(--darkshadow), inset -1px -1px var(--light); padding: 1px 4px; }
input[type="checkbox"] { accent-color: var(--accent); }
label { color: var(--muted); display: flex; flex-direction: column; gap: 2px; }
a { color: var(--accent); }

/* login gate */
.gate { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; background: #0a0a0a; z-index: 9999; }
.login-card { width: 320px; } .login-card .titlebar { justify-content: flex-start; }
.login-body { padding: 12px; display: flex; flex-direction: column; gap: 8px; }
.login-hint { color: var(--muted); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; }
.login-row { display: flex; align-items: center; gap: 10px; } .login-err { color: var(--down); font-size: 12px; }

/* desktop */
.desktop { position: fixed; inset: 0; display: flex; flex-direction: column; }
.desktop-row { flex: 1; display: flex; min-height: 0; }
.desktop-main { flex: 1; position: relative; min-width: 0; }
.right-column { flex: none; width: 244px; display: flex; flex-direction: column; padding: 4px 4px 4px 0; gap: 4px; min-height: 0; }
.desktop-icons { flex: 1; position: relative; padding: 8px; display: flex; flex-direction: column;
  flex-wrap: wrap; align-content: flex-start; gap: 6px;
  background:
    repeating-linear-gradient(0deg, transparent 0 2px, rgba(0,0,0,.04) 2px 4px),
    #0c0c0c center / cover;
  background-image: url('/assets/geheim-net.png'), repeating-linear-gradient(0deg, transparent 0 2px, rgba(0,0,0,.04) 2px 4px);
  background-repeat: no-repeat, repeat;
  background-position: center;
  background-size: 220px auto; }
.dicon { width: 78px; display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 6px 4px; cursor: pointer; text-align: center; }
.dicon .glyph { width: 32px; height: 32px; object-fit: contain; image-rendering: pixelated; filter: drop-shadow(1px 1px 0 #000); }
.dicon .lbl { color: var(--text); font-size: 12px; text-shadow: 1px 1px #000; word-break: break-word; padding: 1px 3px; }
.dicon.sel .glyph { filter: drop-shadow(1px 1px 0 #000) brightness(1.15); }
.dicon.sel .lbl { background: var(--accent); color: #fff; outline: 1px dotted #fff; }
.dicon:hover .glyph { filter: drop-shadow(1px 1px 0 #000) brightness(1.18); }

/* window layer */
.window-layer { position: absolute; inset: 0; pointer-events: none; }
.window { position: absolute; pointer-events: auto; display: flex; flex-direction: column; min-width: 320px; min-height: 160px; background: var(--face); }
.window.minimized { display: none; }
.window .titlebar { flex: none; display: flex; align-items: center; gap: 6px;
  background: linear-gradient(90deg, var(--title-from), var(--title-to));
  border-bottom: 2px solid var(--accent); color: #fff; font: 13px/1 var(--title-font);
  letter-spacing: 1px; text-transform: uppercase; padding: 4px 6px; cursor: default; }
.window.inactive .titlebar { border-bottom-color: var(--shadow); color: var(--muted); }
.window .titlebar .icon { width: 16px; height: 16px; object-fit: contain; image-rendering: pixelated; }
.window .titlebar .t { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.window .titlebar .tbtn { width: 16px; height: 14px; background: var(--face); color: var(--text);
  border: 1px solid; border-color: var(--light) var(--darkshadow) var(--darkshadow) var(--light);
  box-shadow: inset 1px 1px var(--highlight), inset -1px -1px var(--shadow);
  font-size: 10px; line-height: 12px; text-align: center; font-weight: bold; cursor: pointer; }
.window .titlebar .tbtn:active { border-color: var(--darkshadow) var(--light) var(--light) var(--darkshadow);
  box-shadow: inset 1px 1px var(--shadow), inset -1px -1px var(--highlight); }
.window .titlebar .tbtn.close:hover { color: var(--down); }
.window .body { flex: 1; overflow: auto; padding: 8px; background: var(--panel); }
.window .body.loading { display: flex; align-items: center; justify-content: center; color: var(--muted); font-size: 12px; letter-spacing: 1px; }
.window .body.err { color: var(--down); }
.win-resizer { position: absolute; right: 0; bottom: 0; width: 14px; height: 14px; cursor: nwse-resize;
  background: linear-gradient(135deg, transparent 50%, var(--light) 50%, var(--light) 60%, transparent 60%,
  transparent 75%, var(--light) 75%, var(--light) 85%, transparent 85%); }

/* taskbar */
.taskbar { flex: none; height: 30px; display: flex; align-items: center; gap: 6px; padding: 0 4px; z-index: 1000; }
.start-btn { display: flex; align-items: center; gap: 6px; font-weight: bold; }
.start-glyph { width: 14px; height: 14px; background: linear-gradient(135deg, var(--warn) 0 50%, var(--accent) 50% 100%);
  border: 1px solid var(--darkshadow); box-shadow: inset 1px 1px var(--highlight); }
.taskbar .sep { width: 1px; height: 18px; background: var(--shadow); box-shadow: 1px 0 var(--highlight); }
.tasks { display: flex; gap: 4px; flex: 1; overflow: hidden; }
.task { flex: 0 1 180px; display: flex; align-items: center; gap: 6px; padding: 2px 8px; cursor: pointer; font-size: 12px; overflow: hidden; white-space: nowrap; }
.task .ti { width: 12px; height: 12px; object-fit: contain; image-rendering: pixelated; flex: none; }
.task.active { box-shadow: inset 1px 1px var(--shadow), inset -1px -1px var(--highlight);
  border-color: var(--darkshadow) var(--light) var(--light) var(--darkshadow); }
.clock { color: var(--text); font-size: 12px; padding: 0 8px; letter-spacing: 1px; }

/* start menu */
.start-menu { position: absolute; left: 4px; bottom: 32px; width: 230px; padding: 4px; display: flex; flex-direction: column; gap: 2px; z-index: 1001; }
.start-menu .item { padding: 4px 8px; cursor: pointer; display: flex; align-items: center; gap: 8px; font-size: 13px; }
.start-menu .item:hover { background: var(--accent); color: #fff; }
.start-menu .item .gi { width: 20px; height: 20px; object-fit: contain; image-rendering: pixelated; flex: none; }
.start-menu .sep { height: 1px; background: var(--shadow); box-shadow: 0 1px var(--highlight); margin: 2px 0; }
.start-menu .banner { font: 14px/1 var(--title-font); letter-spacing: 1px; text-transform: uppercase;
  color: var(--warn); padding: 4px 8px 6px; border-bottom: 1px solid var(--shadow); margin-bottom: 2px;
  display: flex; align-items: center; gap: 8px; }
.start-menu .banner .gi { width: 22px; height: 22px; object-fit: contain; image-rendering: pixelated; }

/* program window content (shared) */
.prog { display: flex; flex-direction: column; gap: 10px; }
.prog h2 { font: 16px/1 var(--title-font); letter-spacing: 1px; text-transform: uppercase; color: var(--warn);
  border-bottom: 1px solid var(--shadow); padding-bottom: 4px; display: flex; align-items: center; gap: 8px; }
.prog h2 .hicon { width: 20px; height: 20px; object-fit: contain; image-rendering: pixelated; }
.prog .row { display: flex; gap: 10px; flex-wrap: wrap; }
.stat { padding: 6px 10px; min-width: 90px; }
.stat .k { color: var(--muted); font-size: 11px; letter-spacing: 1px; text-transform: uppercase; }
.stat .v { color: var(--text); font-size: 18px; font-weight: bold; }
.stat.up .v { color: var(--up); } .stat.down .v { color: var(--down); } .stat.warn .v { color: var(--warn); }
.panel { padding: 8px; }
.panel h3 { font: 12px/1 var(--title-font); letter-spacing: 1px; text-transform: uppercase; color: var(--muted); margin-bottom: 6px; }

/* in-window tab strip (mirrors old app/tab switcher) */
.tabs { display: flex; flex-wrap: wrap; gap: 2px; border-bottom: 2px solid var(--accent); }
.tabs .tab { padding: 4px 12px; cursor: pointer; font-size: 13px; color: var(--muted); border: 1px solid transparent; border-bottom: none; }
.tabs .tab:hover { color: var(--text); }
.tabs .tab.active { color: var(--warn); background: var(--panel);
  border-color: var(--light) var(--darkshadow) var(--darkshadow) var(--light);
  box-shadow: inset 1px 1px var(--highlight); position: relative; top: 1px; }
.tabpane { display: none; } .tabpane.active { display: block; }

/* toolbar */
.toolbar { display: flex; flex-wrap: wrap; gap: 6px; align-items: end; padding: 4px 0; }
.toolbar label { font-size: 11px; } .toolbar .spacer { flex: 1; }
.toolbar .sep { width: 1px; height: 20px; background: var(--shadow); box-shadow: 1px 0 var(--highlight); margin: 0 2px; }

/* listview */
.listview { overflow: auto; max-height: 280px; }
.listview table { width: 100%; border-collapse: collapse; font-size: 12px; }
.listview th { text-align: left; color: var(--muted); font-size: 11px; letter-spacing: 1px; text-transform: uppercase;
  padding: 3px 6px; border-bottom: 1px solid var(--shadow); position: sticky; top: 0; background: var(--face); }
.listview td { padding: 3px 6px; border-bottom: 1px dotted var(--shadow); color: var(--text); }
.listview tr.sel td { background: var(--accent); color: #fff; }
.listview tr:hover td { background: rgba(79,156,255,.12); }
.listview .muted { color: var(--muted); } .listview .up { color: var(--up); }
.listview .down { color: var(--down); } .listview .warn { color: var(--warn); }

/* fieldset / pre */
fieldset { border: 1px solid; border-color: var(--shadow) var(--highlight) var(--highlight) var(--shadow);
  box-shadow: inset 1px 1px var(--darkshadow); padding: 8px; display: flex; flex-direction: column; gap: 6px; }
fieldset legend { color: var(--warn); font: 12px/1 var(--title-font); letter-spacing: 1px; text-transform: uppercase; padding: 0 4px; }
.pre { white-space: pre-wrap; font-family: var(--font); background: #101010; color: var(--up);
  border: 1px solid; border-color: var(--shadow) var(--highlight) var(--highlight) var(--shadow);
  box-shadow: inset 1px 1px var(--darkshadow); padding: 6px; overflow: auto; max-height: 220px; font-size: 12px; }

/* captures/day bar graph */
.graph { display: flex; align-items: flex-end; gap: 2px; height: 120px; padding: 6px 4px 0; border-top: 1px solid var(--shadow); overflow-x: auto; }
.graph .bar { flex: 1 0 14px; min-width: 8px; background: var(--accent);
  border: 1px solid; border-color: var(--light) var(--darkshadow) var(--darkshadow) var(--light);
  box-shadow: inset 1px 1px var(--highlight); position: relative; min-height: 2px; }
.graph .bar:hover { background: var(--up); }
.graph .bar .tip { position: absolute; bottom: 100%; left: 50%; transform: translateX(-50%);
  background: var(--face); color: var(--text); border: 1px solid var(--darkshadow); padding: 1px 4px; font-size: 11px; white-space: nowrap; display: none; }
.graph .bar:hover .tip { display: block; }
.graph .axis { display: flex; justify-content: space-between; color: var(--muted); font-size: 11px; padding: 2px 4px; border-top: 1px solid var(--shadow); }

/* card-type breakdown */
.kinds { display: flex; flex-direction: column; gap: 4px; }
.kind { display: flex; align-items: center; gap: 8px; }
.kind .nm { width: 70px; color: var(--text); font-size: 12px; }
.kind .track { flex: 1; height: 12px; background: #101010; border: 1px solid;
  border-color: var(--shadow) var(--highlight) var(--highlight) var(--shadow);
  box-shadow: inset 1px 1px var(--darkshadow); position: relative; }
.kind .fill { position: absolute; left: 0; top: 0; bottom: 0; background: var(--warn); border-right: 1px solid var(--darkshadow); }
.kind .ct { width: 50px; text-align: right; color: var(--muted); font-size: 12px; }
.kind img.kcard { width: 28px; height: 18px; object-fit: contain; }

/* channel chips */
.chips { display: flex; flex-wrap: wrap; gap: 4px; }
.chip { padding: 2px 8px; font-size: 12px; } .chip .n { color: var(--warn); font-weight: bold; margin-left: 6px; }

.stub { color: var(--muted); font-size: 13px; padding: 8px; } .stub code { color: var(--warn); }
.muted { color: var(--muted); } .up { color: var(--up); } .down { color: var(--down); } .warn { color: var(--warn); }

/* network divider on the desktop (separates Main apps from remote computers) */
.dicon-divider { width: 78px; display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 10px 4px 4px; margin-top: 8px; border-top: 1px solid var(--shadow); box-shadow: 0 -1px 0 var(--highlight);
  opacity: .85; }
.dicon-divider .glyph { width: 30px; height: 30px; object-fit: contain; image-rendering: pixelated; filter: drop-shadow(1px 1px 0 #000); }
.dicon-divider .lbl { color: var(--warn); font: 11px/1 var(--title-font); letter-spacing: 1px; text-transform: uppercase; text-shadow: 1px 1px #000; }
.dicon.remote .glyph { filter: drop-shadow(1px 1px 0 #000) saturate(.8); }
.dicon.remote .lbl { color: var(--accent); }

/* "connect to another computer" overlay */
.connect-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.78); z-index: 9998;
  display: flex; align-items: center; justify-content: center; }
.connect-card { width: 340px; }
.connect-card .titlebar { justify-content: flex-start; }
.connect-body { padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.connect-row { display: flex; align-items: center; gap: 12px; }
.connect-row .connect-glyph { width: 36px; height: 36px; object-fit: contain; image-rendering: pixelated; filter: drop-shadow(1px 1px 0 #000); }
.connect-host { color: var(--text); font-size: 14px; }
.connect-host b { color: var(--warn); }
.connect-prog { color: var(--muted); font-size: 12px; letter-spacing: 1px; text-transform: uppercase; }
.connect-bar { height: 14px; border: 1px solid; border-color: var(--shadow) var(--highlight) var(--highlight) var(--shadow);
  box-shadow: inset 1px 1px var(--darkshadow); background: #101010; position: relative; overflow: hidden; }
.connect-fill { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--accent);
  border-right: 1px solid var(--darkshadow); box-shadow: inset 1px 1px var(--highlight); }
.connect-status { color: var(--muted); font-size: 12px; letter-spacing: 1px; }

/* persistent chat dock (bottom of right column) */
.chat-dock { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-height: 0; background: var(--face); }
.chat-head { flex: none; padding: 4px 8px; display: flex; align-items: center; gap: 6px;
  border-bottom: 2px solid var(--accent); background: linear-gradient(90deg, var(--title-from), var(--title-to));
  color: #fff; font: 12px/1 var(--title-font); letter-spacing: 1px; text-transform: uppercase; }
.chat-head .ch-title { flex: 1; }
.chat-head .ch-count { color: var(--warn); font-weight: bold; }
.chat-msgs { flex: 1; overflow-y: auto; padding: 6px; background: var(--panel); color: var(--text); }
.chat-msgs .cm { display: grid; grid-template-columns: 44px auto 1fr; gap: 2px 6px; padding: 3px 0; border-bottom: 1px dotted var(--shadow); font-size: 12px; }
.chat-msgs .ct { color: var(--muted); font-size: 11px; }
.chat-msgs .ca { color: var(--warn); font-weight: bold; white-space: nowrap; }
.chat-msgs .cx { color: var(--text); word-break: break-word; min-width: 0; }
.chat-input { flex: none; margin: 6px; padding: 4px; background: #101010; color: var(--text); border: 1px solid; border-color: var(--shadow) var(--highlight) var(--highlight) var(--shadow); box-shadow: inset 1px 1px var(--darkshadow), inset -1px -1px var(--light); }

/* calendar widget (top of right column) */
.cal-widget { flex: none; padding: 4px; }
.cal-widget .cal-head { display: flex; align-items: center; gap: 6px; margin-bottom: 4px; }
.cal-widget .cal-title { flex: 1; text-align: center; color: var(--warn); font: 12px/1 var(--title-font); letter-spacing: 1px; text-transform: uppercase; }
.cal-widget .cal-grid table { width: 100%; border-collapse: collapse; font-size: 11px; }
.cal-widget .cal-grid th { color: var(--muted); font-size: 10px; padding: 2px; text-align: center; }
.cal-widget .cal-grid td { text-align: center; padding: 3px 2px; color: var(--text); border: 1px solid var(--shadow); }
.cal-widget .cal-grid td.today { background: var(--accent); color: #fff; font-weight: bold; }
.cal-widget .cal-grid td:empty { background: #0c0c0c; }

/* GeheimNet Applications file-share explorer */
.share-list { display: flex; flex-direction: column; gap: 6px; }
.share { display: flex; align-items: center; gap: 10px; padding: 8px; cursor: pointer; }
.share:hover { background: rgba(79,156,255,.10); }
.share .share-ic { width: 32px; height: 32px; object-fit: contain; image-rendering: pixelated; filter: drop-shadow(1px 1px 0 #000); flex: none; }
.share .share-meta { flex: 1; }
.share .share-name { color: var(--warn); font: 14px/1 var(--title-font); letter-spacing: 1px; }
.share .share-host { color: var(--muted); font-size: 11px; }
.share .share-desc { color: var(--text); font-size: 12px; margin-top: 2px; }
.share .share-open { flex: none; }

/* profile button (bottom-left of taskbar) */
.profile-btn { display: flex; align-items: center; gap: 6px; padding: 2px 8px 2px 6px; }
.profile-avatar { width: 20px; height: 20px; object-fit: contain; image-rendering: pixelated; border: 1px solid var(--darkshadow); box-shadow: inset 1px 1px var(--highlight); }
.profile-name { color: var(--text); font-size: 12px; max-width: 120px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Main program window: applications launcher grid */
.app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 6px; }
.app-tile { display: flex; flex-direction: column; align-items: center; gap: 4px; padding: 8px 4px; cursor: pointer; text-align: center; }
.app-tile .app-ic { width: 32px; height: 32px; object-fit: contain; image-rendering: pixelated; filter: drop-shadow(1px 1px 0 #000); }
.app-tile .app-lbl { color: var(--text); font-size: 12px; text-shadow: 1px 1px #000; }
.app-tile.sel .app-ic { filter: drop-shadow(1px 1px 0 #000) brightness(1.15); }
.app-tile.sel .app-lbl { background: var(--accent); color: #fff; outline: 1px dotted #fff; }
.app-tile:hover .app-ic { filter: drop-shadow(1px 1px 0 #000) brightness(1.18); }

/* music mute button (taskbar, right) */
.music-btn { padding: 2px 6px; display: flex; align-items: center; }
.music-btn .music-ic { width: 22px; height: 22px; object-fit: contain; image-rendering: pixelated; filter: drop-shadow(1px 1px 0 #000); }
.music-btn.muted .music-ic { filter: drop-shadow(1px 1px 0 #000) grayscale(1) opacity(.5); }

/* profile button = start button (merged): avatar + name + start glyph */
.profile-btn { display: flex; align-items: center; gap: 5px; padding: 2px 8px 2px 6px; }
.profile-btn .start-glyph { width: 12px; height: 12px; background:
  linear-gradient(135deg, var(--warn) 0 50%, var(--accent) 50% 100%); border: 1px solid var(--darkshadow);
  box-shadow: inset 1px 1px var(--highlight); margin-left: 2px; }
.profile-btn:hover { background: rgba(79,156, 255, .10); }

/* volume sliders embedded in the taskbar (not a popover) */
.vol-inline { display: flex; flex-direction: column; gap: 4px; padding: 2px 6px; align-self: center; }
.vol-inline .vol-lbl { display: flex; align-items: center; gap: 4px; color: var(--muted); font-size: 11px; letter-spacing: 1px; }
.vol-inline .vol-slider { width: 64px; height: 14px; accent-color: var(--accent); cursor: pointer;
  background: var(--panel); border: 1px solid; border-color: var(--shadow) var(--highlight) var(--highlight) var(--shadow);
  box-shadow: inset 1px 1px var(--darkshadow), inset -1px -1px var(--light); }