/* ============================================================
   COLDCASE.EXE  ::  vintage horror desktop
   Palette:
     --teal    #0c3b3b  desktop (desaturated, darker than 98)
     --chrome  #c3c3c3  window body
     --navy    #04143f  title bar (active)
     --dead    #5a6a6a  title bar (inactive)
     --blood   #7d0a0a  corrupt / alert accent
     --amber   #d8c15a  crt phosphor / highlights
   ============================================================ */
:root {
  --teal:   #0c3b3b;
  --teal-2: #08292a;
  --chrome: #c3c3c3;
  --chrome-d: #808080;
  --chrome-l: #ffffff;
  --navy:   #04143f;
  --dead:   #5a6a6a;
  --blood:  #7d0a0a;
  --amber:  #d8c15a;
  --ink:    #101418;
  --mono: "Courier New", "Consolas", monospace;
  --ui: "Tahoma", "MS Sans Serif", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body {
  margin: 0; height: 100%; overflow: hidden;
  font-family: var(--ui); font-size: 12px;
  background: var(--teal);
  color: var(--ink);
  user-select: none;
}
.hidden { display: none !important; }

/* ---------- BOOT ---------- */
.boot {
  position: fixed; inset: 0; z-index: 9000;
  background: #000; color: #b9c7c7;
  font-family: var(--mono); font-size: 13px;
  padding: 28px 22px; white-space: pre-wrap;
}
.boot pre { margin: 0; line-height: 1.5; }

/* ---------- DESKTOP ---------- */
.desktop {
  position: fixed; inset: 0;
  background:
    radial-gradient(120% 90% at 50% 15%, #10514f 0%, var(--teal) 45%, var(--teal-2) 100%);
}

/* desktop icons */
.icons {
  position: absolute; top: 12px; left: 10px;
  display: flex; flex-direction: column; gap: 14px;
}
.icon {
  width: 74px; background: none; border: 1px dotted transparent;
  color: #eafffb; cursor: pointer; padding: 4px 2px;
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  font-family: var(--ui); font-size: 11px;
}
.icon:focus { outline: none; border-color: #eafffb88; background: #ffffff14; }
.icon-glyph { font-size: 26px; filter: drop-shadow(1px 1px 0 #000); }
.icon-label { text-shadow: 1px 1px 0 #000; text-align: center; }

/* ---------- WINDOWS ---------- */
.win {
  position: absolute; min-width: 260px;
  background: var(--chrome);
  border: 2px solid;
  border-color: var(--chrome-l) var(--chrome-d) var(--chrome-d) var(--chrome-l);
  box-shadow: 2px 2px 0 #00000060, 0 0 0 1px #000 inset;
  display: flex; flex-direction: column;
}
.win.active { box-shadow: 3px 3px 0 #00000080; }
.win-bar {
  height: 22px; display: flex; align-items: center; gap: 4px;
  padding: 0 3px; cursor: grab;
  background: linear-gradient(90deg, var(--dead), #7d8a8a);
  color: #dfe7e7;
}
.win.active .win-bar {
  background: linear-gradient(90deg, var(--navy), #123a86);
  color: #fff;
}
.win.corrupt .win-bar {
  background: linear-gradient(90deg, #2a0505, var(--blood));
}
.win-title { flex: 1; font-weight: bold; font-size: 11px; padding-left: 4px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.win-btn {
  width: 16px; height: 14px; line-height: 12px; font-size: 10px;
  background: var(--chrome); cursor: pointer;
  border: 1px solid; border-color: var(--chrome-l) var(--chrome-d) var(--chrome-d) var(--chrome-l);
  color: #000; font-family: var(--ui); padding: 0;
}
.win-btn:active { border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d); }
.win-body {
  flex: 1; overflow: auto; padding: 8px;
  background: var(--chrome);
  border: 1px solid; border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d);
  margin: 3px;
}

/* sunken panel */
.sunken {
  background: #fff; border: 2px solid;
  border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d);
  padding: 6px;
}

/* buttons */
.btn {
  font-family: var(--ui); font-size: 11px; padding: 3px 12px; cursor: pointer;
  background: var(--chrome); color: #000;
  border: 2px solid; border-color: var(--chrome-l) var(--chrome-d) var(--chrome-d) var(--chrome-l);
}
.btn:active { border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d); }

/* ---------- SEARCH APP ---------- */
.query-area {
  width: 100%; height: 120px; resize: none;
  font-family: var(--mono); font-size: 13px; color: #123;
  background: #fbf7fb; border: 2px solid;
  border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d);
  padding: 6px; line-height: 1.4;
}
.query-row { display: flex; gap: 8px; align-items: center; margin: 6px 0; }
.result { margin-top: 6px; max-height: 220px; overflow: auto;
  background: #fff; border: 2px solid;
  border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d); }
table.grid { border-collapse: collapse; width: 100%; font-family: var(--mono); font-size: 12px; }
table.grid th { position: sticky; top: 0; background: #d7d3d7; text-align: left;
  padding: 3px 8px; border: 1px solid #9a9a9a; }
table.grid td { padding: 2px 8px; border: 1px solid #ddd; white-space: pre; }
table.grid tr:nth-child(even) td { background: #f4f2f4; }
.err { color: var(--blood); font-family: var(--mono); padding: 8px; }
.hint { color: #444; font-size: 11px; margin: 4px 0; }
.table-chip {
  display: inline-block; margin: 2px; padding: 2px 6px; cursor: pointer;
  background: #eee; border: 1px solid #999; font-family: var(--mono); font-size: 11px;
}
.table-chip:hover { background: var(--amber); }

/* ---------- FILE MANAGER ---------- */
.fm { display: grid; grid-template-columns: 150px 1fr; gap: 6px; height: 300px; }
.fm-tree { overflow: auto; }
.fm-tree .node { padding: 2px 4px; cursor: pointer; font-family: var(--mono); font-size: 11px; }
.fm-tree .node:hover { background: var(--amber); }
.fm-tree .node.corrupt { color: var(--blood); }
.fm-view { overflow: auto; white-space: pre-wrap; font-family: var(--mono);
  font-size: 12px; line-height: 1.5; padding: 8px; color: #123; }
.fm-view.corrupt { color: var(--blood); background: #1a0000; text-shadow: 0 0 4px #ff2b2b55; }
.glitch { animation: glitch 1.4s infinite steps(2); }
@keyframes glitch { 0%{transform:translateX(0)} 50%{transform:translateX(-1px)} 100%{transform:translateX(1px)} }

/* ---------- MESSAGES ---------- */
.msg-list .msg { padding: 6px; border-bottom: 1px solid #aaa; cursor: pointer; }
.msg-list .msg:hover { background: #dfe7ff; }
.msg .from { font-weight: bold; }
.msg.unread .from::before { content: "● "; color: var(--blood); }
.msg .subj { color: #333; }
.msg-body { margin-top: 8px; }

/* ---------- MONITOR / LOG ---------- */
.log { font-family: var(--mono); font-size: 12px; line-height: 1.5; }
.log .WARN { color: #a06000; }
.log .ERR { color: var(--blood); }
.log .\?\?\?\? { color: var(--blood); text-shadow: 0 0 4px #ff2b2b55; }

/* ---------- TASKBAR ---------- */
.taskbar {
  position: absolute; left: 0; right: 0; bottom: 0; height: 30px;
  background: var(--chrome); display: flex; align-items: center; gap: 4px; padding: 0 4px;
  border-top: 2px solid var(--chrome-l);
}
.start-btn {
  font-weight: bold; font-family: var(--ui); font-size: 12px;
  padding: 3px 10px; cursor: pointer; display: flex; align-items: center; gap: 5px;
  background: var(--chrome);
  border: 2px solid; border-color: var(--chrome-l) var(--chrome-d) var(--chrome-d) var(--chrome-l);
}
.start-btn.on, .start-btn:active { border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d); }
.start-logo { color: var(--blood); }
.tasks { flex: 1; display: flex; gap: 4px; overflow: hidden; }
.task {
  min-width: 120px; max-width: 160px; padding: 3px 8px; cursor: pointer; text-align: left;
  background: var(--chrome); font-size: 11px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  border: 2px solid; border-color: var(--chrome-l) var(--chrome-d) var(--chrome-d) var(--chrome-l);
}
.task.active { border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d); background: #d7d3d7; }
.tray { padding: 3px 10px; font-family: var(--mono); font-size: 11px;
  border: 1px solid; border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d); }

/* ---------- START MENU ---------- */
.start-menu {
  position: absolute; bottom: 30px; left: 4px; width: 240px; z-index: 5000;
  background: var(--chrome); display: flex;
  border: 2px solid; border-color: var(--chrome-l) var(--chrome-d) var(--chrome-d) var(--chrome-l);
  box-shadow: 3px 3px 0 #00000070;
}
.start-rail {
  width: 26px; background: linear-gradient(var(--navy), #0a0a2a); color: #9fb0ff;
  writing-mode: vertical-rl; transform: rotate(180deg);
  font-weight: bold; letter-spacing: 2px; text-align: center; padding: 8px 0;
}
.start-rail span { color: var(--blood); }
.start-items { flex: 1; padding: 4px; }
.start-item {
  display: block; width: 100%; text-align: left; padding: 6px 10px; cursor: pointer;
  background: none; border: none; font-family: var(--ui); font-size: 12px;
}
.start-item:hover { background: var(--navy); color: #fff; }
.start-item.danger:hover { background: var(--blood); }
.start-items hr { border: none; border-top: 1px solid #999; margin: 4px 2px; }

/* ---------- CRT OVERLAY ---------- */
.crt {
  position: fixed; inset: 0; pointer-events: none; z-index: 9999;
  background:
    repeating-linear-gradient(0deg, #00000022 0 1px, transparent 1px 3px),
    radial-gradient(120% 120% at 50% 50%, transparent 62%, #000000aa 100%);
  mix-blend-mode: multiply;
  animation: flicker 6s infinite;
}
@keyframes flicker {
  0%,19%,21%,55%,57%,100% { opacity: .9; }
  20%,56% { opacity: .78; }
}
@media (prefers-reduced-motion: reduce) {
  .crt { animation: none; }
  .glitch { animation: none; }
}

/* ---------- PIXELATED WIN98 CURSOR ---------- */
html, body, .win, .icon, .btn, .task, .start-btn, .start-item,
.table-chip, .node, .msg, .bookmark, .win-btn {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16' shape-rendering='crispEdges'%3E%3Cpath d='M2 1 L2 12 L5 9 L7 13 L9 12 L7 8 L11 8 Z' fill='%23ffffff' stroke='%23000000'/%3E%3C/svg%3E") 2 1, auto;
}
/* text fields keep an I-beam */
textarea, input[type="text"], input:not([type]), .query-area, .dec-in, .addr {
  cursor: text;
}

/* ---------- WEB BROWSER ---------- */
.browser { display: flex; flex-direction: column; height: 340px; }
.browser-bar { display: flex; gap: 4px; margin-bottom: 4px; }
.addr {
  flex: 1; font-family: var(--mono); font-size: 12px; padding: 3px 6px;
  border: 2px solid; border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d);
}
.btn.tiny { padding: 3px 8px; }
.bookmarks { display: flex; gap: 4px; flex-wrap: wrap; margin-bottom: 4px; }
.bookmark {
  font-family: var(--mono); font-size: 10px; padding: 2px 6px; cursor: pointer;
  background: #eee; border: 1px solid #999;
}
.bookmark:hover { background: var(--amber); }
.page { flex: 1; overflow: auto; background: #fbfbf5; padding: 0; }
.page-doc { padding: 14px 18px; color: #1a1a1a; font-family: "Times New Roman", Georgia, serif; }
.page-doc h1 { font-size: 22px; margin: 0 0 2px; letter-spacing: 1px; }
.page-doc h2 { font-size: 15px; margin: 12px 0 2px; }
.page-doc p { margin: 4px 0; line-height: 1.5; font-size: 13px; }
.page-doc .tag { font-style: italic; color: #666; font-size: 12px; }
.page-doc .byline { color: #883; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; }
.page-doc hr { border: none; border-top: 1px solid #ccc; margin: 8px 0; }
.page-404 { text-align: center; padding: 30px; color: var(--blood); font-family: var(--mono); }
.page-404 .big { font-size: 48px; font-weight: bold; }

/* ---------- DECODER ---------- */
.decoder { display: flex; flex-direction: column; }
.dec-in {
  width: 100%; height: 70px; resize: vertical; font-family: var(--mono); font-size: 12px;
  border: 2px solid; border-color: var(--chrome-d) var(--chrome-l) var(--chrome-l) var(--chrome-d); padding: 6px;
}
.dec-sel { font-family: var(--ui); font-size: 11px; padding: 2px; }
.dec-out {
  margin-top: 6px; min-height: 60px; max-height: 220px; overflow: auto; padding: 8px;
  font-family: var(--mono); font-size: 12px; white-space: pre-wrap; color: #123; background: #fff;
}
.dec-out.err { color: var(--blood); }

/* ---------- SNAKE ---------- */
.snake { display: flex; flex-direction: column; align-items: center; }
.snake canvas { margin: 4px 0; }
.snake #score { font-family: var(--mono); flex: 1; }

/* mobile guard */
@media (max-width: 720px) {
  .win { left: 4px !important; right: 4px; width: auto !important; min-width: 0; }
}