/* ─────────────────────────────────────────────────────────
   Hevesi OS — Window manager, desktop, taskbar, CRT overlays
   ───────────────────────────────────────────────────────── */

/* ─── Token refinements ────────────────────────────────
   Warm archival workstation. Bump readability on muted text,
   pull accents back so the OS feels quiet not glowy.
*/
:root,
[data-theme="cream"] {
  --ink:          #1c1a14;   /* warm near-black, not pure black */
  --ink-soft:     #302c25;   /* charcoal espresso — strong body text */
  --ink-mute:     #554d42;   /* warm charcoal — still atmospheric but fully legible */
  --rule:         rgba(28, 26, 20, 0.12);
  --rule-strong:  rgba(28, 26, 20, 0.24);
  --accent:       #8c3c1e;   /* deep terracotta — used only for active/indicator states */
  --accent-soft:  rgba(140, 60, 30, 0.09);
}
[data-theme="bone"] {
  --ink:          #1e1c14;
  --ink-soft:     #38322a;
  --ink-mute:     #62594e;
  --rule:         rgba(30, 28, 20, 0.11);
  --rule-strong:  rgba(30, 28, 20, 0.22);
}
[data-theme="midnight"] {
  --ink-mute:     #a09890;   /* legible warm gray on dark */
  --rule:         rgba(243, 236, 224, 0.12);
  --rule-strong:  rgba(243, 236, 224, 0.26);
  --accent:       #b07a4a;   /* muted, less glowy terracotta */
}

html, body, #root {
  height: 100%;
  width: 100%;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--bg);
  color: var(--ink);
  position: relative;
  user-select: none;
}

/* Selection */
::selection {
  background: var(--accent);
  color: var(--paper);
}

/* Scrollbar (firefox + webkit) */
* { scrollbar-width: thin; scrollbar-color: var(--rule-strong) transparent; }
*::-webkit-scrollbar { width: 8px; height: 8px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
  background: var(--rule-strong);
  border: 2px solid transparent;
  background-clip: padding-box;
}
*::-webkit-scrollbar-thumb:hover { background: var(--ink-mute); background-clip: padding-box; }

/* ─── Cursors ─────────────────────────────────────────── */
body[data-cursor="retro"], body[data-cursor="retro"] * {
  cursor: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='22' viewBox='0 0 16 22'><path d='M1 1 L1 16 L4.5 12.5 L6.7 18 L9.2 17 L7 11.5 L12 11.5 Z' fill='white' stroke='black' stroke-width='1' stroke-linejoin='miter'/></svg>") 1 1, default;
}
body[data-cursor="retro"] .titlebar,
body[data-cursor="retro"] .titlebar *,
body[data-cursor="retro"] button,
body[data-cursor="retro"] .icon,
body[data-cursor="retro"] a,
body[data-cursor="retro"] [role="button"] {
  cursor: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='20' height='22' viewBox='0 0 20 22'><path d='M7 0 L7 6 L4 6 L4 8 L1 8 L1 14 L4 14 L4 16 L7 16 L7 22 L9 22 L9 16 L12 16 L12 14 L15 14 L15 8 L12 8 L12 6 L9 6 L9 0 Z' fill='white' stroke='black' stroke-width='1.2' stroke-linejoin='miter'/></svg>") 8 8, pointer;
}

/* ─── Boot screen ─────────────────────────────────────── */
.boot {
  position: fixed;
  inset: 0;
  background: var(--paper);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.75;
  padding: 56px clamp(28px, 6vw, 88px);
  z-index: 9999;
  overflow: hidden;
}
.boot .boot-line {
  white-space: pre;
  opacity: 0;
  transition: opacity 220ms ease-out;
}
.boot .boot-line.show { opacity: 1; }
.boot .boot-line .boot-ok { color: var(--accent); opacity: 0.85; }
.boot .boot-cursor {
  display: inline-block;
  width: 7px; height: 14px;
  background: var(--accent);
  vertical-align: -2px;
  opacity: 0.7;
  animation: blink 1.1s steps(1) infinite;
}
.boot.fade-out { opacity: 0; transition: opacity 420ms ease-out; pointer-events: none; }
[data-theme="midnight"] .boot {
  background: #0a0907;
  color: var(--ink-soft);
}

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

/* ─── Desktop ─────────────────────────────────────────── */
.desktop {
  position: fixed;
  inset: 0;
  padding-bottom: 40px; /* taskbar */
  overflow: hidden;
  background: var(--bg);
}

/* Atmospheric paper grain — much softer than the previous dotted grid.
   Faint vertical and horizontal rules at very low opacity create the
   archival workstation feel without visual vibration.
*/
.desktop::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(154,68,36,0.022) 0%, transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(168,133,74,0.016) 0%, transparent 50%);
  pointer-events: none;
}

/* CRT scanlines overlay — whisper-level atmospheric texture only */
.crt-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(0,0,0,0) 0px,
      rgba(0,0,0,0) 2px,
      rgba(0,0,0,0.016) 3px,
      rgba(0,0,0,0) 4px
    );
  opacity: 0.18;
}
.crt-overlay::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 60%, rgba(0,0,0,0.08) 100%);
}
[data-theme="midnight"] .crt-overlay {
  background:
    repeating-linear-gradient(
      to bottom,
      rgba(0,0,0,0) 0px,
      rgba(0,0,0,0) 2px,
      rgba(0,0,0,0.045) 3px,
      rgba(0,0,0,0) 4px
    );
  opacity: 0.28;
}

body[data-scanlines="off"] .crt-overlay { display: none; }
body[data-motion="reduced"] * {
  animation-duration: 0ms !important;
  transition-duration: 0ms !important;
}

/* ─── Desktop sidebar (icon list + start here) ────────── */
.desktop-icons {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 40px; /* taskbar */
  width: 268px;
  background: var(--paper);
  border-right: 1px solid var(--rule-strong);
  display: flex;
  flex-direction: column;
  z-index: 2;
  overflow: hidden;
}

/* ─── Start Here panel ────────────────────────────────── */
.start-here {
  flex-shrink: 0;
  padding: 16px 16px 14px;
  border-bottom: 2px solid var(--ink);
  background: var(--paper);
}
.sh-head {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 8px;
}
.sh-body {
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin-bottom: 12px;
  text-wrap: pretty;
}
.sh-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
}
.sh-filter {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  background: transparent;
  border: 1px solid var(--rule-strong);
  padding: 4px 8px;
  cursor: pointer;
  transition: background 140ms ease, color 140ms ease, border-color 140ms ease;
}
.sh-filter:hover { color: var(--ink); border-color: var(--ink); }
.sh-filter.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ─── Icon card list ──────────────────────────────────── */
.icon-list {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

/* ─── Individual icon card ────────────────────────────── */
.icon {
  display: flex;
  flex-direction: column;
  padding: 12px 14px 11px;
  border-bottom: 1px solid var(--rule);
  cursor: pointer;
  text-align: left;
  background: transparent;
  transition: background 120ms ease;
  border-left: 2px solid transparent;
}
.icon:hover { background: rgba(28,26,20,0.03); }
.icon.selected {
  background: var(--accent-soft);
  border-left-color: var(--accent);
}

.icon-top {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 7px;
}
.icon-glyph {
  width: 30px; height: 30px;
  flex-shrink: 0;
  border: 1px solid var(--rule-strong);
  background: var(--bg);
  display: grid;
  place-items: center;
  color: var(--ink);
  transition: border-color 140ms ease, background 140ms ease, color 140ms ease;
}
.icon-glyph svg { display: block; }
.icon.selected .icon-glyph {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
}
.icon-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding-top: 1px;
}
.icon-filename {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.icon-cat {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.9;
}

.icon-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
  line-height: 1.2;
  color: var(--ink);
  margin-bottom: 5px;
}
.icon-desc {
  font-family: var(--font-sans);
  font-size: 11.5px;
  line-height: 1.55;
  color: var(--ink-soft);
  text-wrap: pretty;
}
.icon-link {
  display: inline-block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  text-decoration: none;
  opacity: 0.9;
}
.icon-link:hover { opacity: 0.65; }

/* ─── Mobile (≤ 768px) ────────────────────────────────── */
@media (max-width: 768px) {

  /* Page becomes scrollable — no fixed-height desktop */
  .desktop {
    overflow-y: auto;
    overflow-x: hidden;
    height: auto;
    min-height: calc(100vh - 40px);
    position: relative;
  }

  /* Sidebar fills full width at top */
  .desktop-icons {
    position: relative;
    width: 100%;
    height: auto;
    bottom: auto;
    border-right: none;
    border-bottom: 2px solid var(--ink);
  }
  .icon-list {
    overflow: visible;
    max-height: none;
  }

  /* Hide ambient status panel — too much noise on small screens */
  .ambient-panel { display: none; }

  /* Windows open as full-screen overlays */
  .win {
    position: fixed !important;
    left: 0 !important;
    top: 0 !important;
    width: 100vw !important;
    height: calc(100vh - 40px) !important;
    z-index: 500 !important;
    border-left: none !important;
    border-right: none !important;
    border-top: none !important;
  }
  .win-content {
    -webkit-overflow-scrolling: touch;
  }
  /* No resize on mobile */
  .win-resize { display: none; }

  /* App content — tighter padding */
  .app-content { padding: 22px 18px 32px !important; }

  /* Typography */
  .app-content h2 { font-size: clamp(22px, 7vw, 34px); }
  .app-content .lede { font-size: 17px; }

  /* Two-col layouts → single col */
  .cols-2 { grid-template-columns: 1fr !important; gap: 0 !important; }

  /* Case study gallery → single col */
  .case-grid { grid-template-columns: 1fr !important; }

  /* Stat row → stacked */
  .stat-row { grid-template-columns: 1fr !important; }
  .stat-row > div { border-right: none; border-bottom: 1px solid var(--rule); }
  .stat-row > div:last-child { border-bottom: none; }

  /* Ref lock smaller type */
  .ref-lock-body { font-size: 10px; line-height: 1.75; }

  /* Proc notes in grid cells */
  .proc-note { padding: 10px 12px; }

  /* Tags wrap tighter */
  .tags { gap: 5px; }
  .tag { font-size: 8.5px; padding: 3px 8px; }

  /* Taskbar — hide status tray, more room for app buttons */
  .tb-tray { display: none; }
  .tb-apps { flex: 1; overflow-x: auto; }

  /* Start menu — full width */
  .start-menu {
    left: 0;
    right: 0;
    bottom: 40px;
    width: 100%;
    max-height: 70vh;
    overflow-y: auto;
  }

  /* Tweaks panel — full width */
  .tweaks-panel {
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    bottom: 40px;
    top: auto !important;
    max-height: 80vh;
    overflow-y: auto;
  }

  /* Boot screen — wrap lines on small screens */
  .boot .boot-line { white-space: pre-wrap; word-break: break-word; }
  .boot { font-size: 11px; padding: 32px 20px; }
}

/* Right-side ambient panel */
.ambient-panel {
  position: absolute;
  top: 28px;
  right: 28px;
  width: 270px;
  background: var(--paper);
  border: 1px solid var(--rule-strong);
  padding: 18px 20px;
  z-index: 1;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-soft);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.5) inset,
    0 6px 14px -8px rgba(31, 28, 22, 0.12);
}
.ambient-panel .ap-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 6px 0;
  border-bottom: 1px dashed var(--rule);
  letter-spacing: 0.04em;
}
.ambient-panel .ap-row:last-child { border-bottom: none; }
.ambient-panel .ap-row .ap-k { color: var(--ink-mute); text-transform: uppercase; font-size: 10px; letter-spacing: 0.18em; }
.ambient-panel .ap-row .ap-v { color: var(--ink); font-feature-settings: "tnum"; }
.ambient-panel .ap-row .ap-v.ok { color: var(--ink); }
.ambient-panel .ap-row .ap-v.live { color: var(--accent); }
.ambient-panel .ap-title {
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}

.live-dot {
  display: inline-block;
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: 1px;
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.35; }
}

/* ─── Windows ─────────────────────────────────────────── */
.win {
  position: absolute;
  background: var(--paper);
  border: 1px solid var(--rule-strong);
  color: var(--ink);
  display: flex;
  flex-direction: column;
  min-width: 280px;
  min-height: 180px;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.6) inset,
    0 16px 36px -16px rgba(31, 28, 22, 0.28),
    0 2px 6px -2px rgba(31, 28, 22, 0.12);
  animation: winOpen 420ms cubic-bezier(0.16, 0.84, 0.2, 1);
  transition: box-shadow 200ms ease;
}
[data-theme="midnight"] .win {
  box-shadow:
    0 1px 0 rgba(243,236,224,0.06) inset,
    0 18px 40px -16px rgba(0,0,0,0.7),
    0 2px 6px -2px rgba(0,0,0,0.5);
}
@keyframes winOpen {
  from { opacity: 0; transform: translateY(6px) scale(0.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
.win.closing { animation: winClose 280ms ease-in forwards; }
@keyframes winClose {
  to { opacity: 0; transform: translateY(4px) scale(0.985); }
}
.win.minimizing { animation: winMin 320ms ease-in forwards; }
@keyframes winMin {
  to { opacity: 0; transform: translateY(28vh) scale(0.65); }
}
.win.maximized {
  top: 0 !important; left: 0 !important;
  width: 100vw !important; height: calc(100vh - 40px) !important;
  box-shadow: none;
  border: none;
}
.win.inactive {
  box-shadow:
    0 1px 0 rgba(255,255,255,0.35) inset,
    0 3px 10px -6px rgba(31, 28, 22, 0.10);
}

.titlebar {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  height: 28px;
  padding-left: 12px;
  flex-shrink: 0;
  user-select: none;
}
.titlebar .tb-title { flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.titlebar .tb-num {
  color: var(--accent);
  margin-right: 10px;
  font-weight: 500;
  opacity: 0.95;
}
.titlebar .tb-buttons { display: flex; height: 100%; }
.titlebar .tb-btn {
  width: 30px; height: 100%;
  background: transparent;
  border: none;
  border-left: 1px solid rgba(255,255,255,0.10);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 12px;
  display: grid;
  place-items: center;
  padding: 0;
  cursor: pointer;
  opacity: 0.75;
  transition: opacity 200ms ease, background 200ms ease;
}
.titlebar .tb-btn:hover { background: rgba(255,255,255,0.08); opacity: 1; }
.titlebar .tb-btn.tb-close:hover { background: var(--accent); color: var(--paper); opacity: 1; }
.win.inactive .titlebar {
  background: #4a443c;
  color: rgba(246,241,232,0.78);
}
.win.inactive .titlebar .tb-num { color: rgba(246,241,232,0.55); }
[data-theme="midnight"] .win.inactive .titlebar { background: #2a2620; }

/* Window chrome alternatives */
body[data-chrome="3d"] .win {
  border: 1px solid #000;
  box-shadow:
    inset -1px -1px 0 #000,
    inset 1px 1px 0 rgba(243,236,224,0.4),
    4px 4px 0 0 rgba(0,0,0,0.55);
  background: #2a2620;
}
body[data-chrome="3d"] .win .titlebar {
  background: linear-gradient(to right, var(--accent), var(--ink));
  color: var(--paper);
}
body[data-chrome="3d"] .win .win-content { background: var(--paper); }

body[data-chrome="hairline"] .win {
  border: 0.5px solid var(--rule-strong);
  background: var(--paper);
  box-shadow: none;
}
body[data-chrome="hairline"] .titlebar {
  background: transparent;
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
}
body[data-chrome="hairline"] .titlebar .tb-btn { color: var(--ink-mute); border-left: 1px solid var(--rule); }
body[data-chrome="hairline"] .titlebar .tb-num { color: var(--accent); }

body[data-chrome="stacked"] .win {
  border: 1.5px solid var(--ink);
  box-shadow: 8px 8px 0 0 var(--ink);
}

/* Window content */
.win-content {
  flex: 1;
  overflow: auto;
  background: var(--paper);
  position: relative;
}

/* Status bar inside window */
.win-statusbar {
  flex-shrink: 0;
  height: 22px;
  border-top: 1px solid var(--rule);
  background: var(--paper);
  display: flex;
  align-items: center;
  padding: 0 10px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--ink-mute);
  text-transform: uppercase;
  gap: 14px;
}
.win-statusbar .sb-spacer { flex: 1; }
.win-statusbar .sb-sep { color: var(--rule-strong); }

/* Resize handle (corner) */
.win-resize {
  position: absolute;
  bottom: 0; right: 0;
  width: 14px; height: 14px;
  cursor: nwse-resize;
  background:
    linear-gradient(135deg, transparent 0%, transparent 40%, var(--ink-mute) 40%, var(--ink-mute) 50%, transparent 50%, transparent 70%, var(--ink-mute) 70%, var(--ink-mute) 80%, transparent 80%);
  z-index: 2;
}

/* ─── Taskbar ─────────────────────────────────────────── */
.taskbar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: 40px;
  background: var(--paper);
  border-top: 1px solid var(--rule-strong);
  display: flex;
  align-items: stretch;
  z-index: 8000;
  font-family: var(--font-mono);
  box-shadow: 0 -1px 0 rgba(255,255,255,0.4) inset;
}
.tb-start {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  background: var(--ink);
  color: var(--paper);
  border: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  cursor: pointer;
  min-width: 140px;
}
.tb-start:hover { background: var(--accent); color: var(--ink); }
.tb-start .tb-start-mark {
  display: inline-block;
  width: 10px; height: 10px;
  border: 1.5px solid currentColor;
  position: relative;
}
.tb-start .tb-start-mark::after {
  content: "";
  position: absolute;
  inset: 1.5px;
  background: currentColor;
  opacity: 0.5;
}

.tb-apps {
  flex: 1;
  display: flex;
  align-items: center;
  padding: 0 10px;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
}
.tb-apps::-webkit-scrollbar { display: none; }

.tb-app {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 28px;
  padding: 0 12px;
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
}
.tb-app:hover { color: var(--ink); border-color: var(--rule-strong); }
.tb-app.active { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.tb-app.minimized { font-style: italic; color: var(--ink-mute); }

.tb-tray {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 16px;
  border-left: 1px solid var(--rule);
  color: var(--ink-soft);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.tb-tray .tt-item { display: flex; align-items: center; gap: 6px; }
.tb-tray .tt-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
}
.tb-tray .tt-dot.green { background: #6a9a4a; }

/* Start menu */
.start-menu {
  position: fixed;
  bottom: 40px;
  left: 0;
  width: 320px;
  background: var(--paper);
  border: 1px solid var(--ink);
  z-index: 8500;
  box-shadow: 4px -4px 0 0 rgba(0,0,0,0.55);
  display: flex;
  animation: winOpen 260ms cubic-bezier(0.16, 0.84, 0.2, 1);
}
.start-menu .sm-side {
  width: 32px;
  background: var(--ink);
  color: var(--accent);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  padding: 18px 0 24px;
  text-align: center;
}
.start-menu .sm-side em {
  font-family: var(--font-serif);
  font-style: italic;
  letter-spacing: 0.1em;
  color: var(--paper);
}
.start-menu .sm-list {
  flex: 1;
  padding: 10px 0;
}
.start-menu .sm-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink);
  cursor: pointer;
}
.start-menu .sm-item:hover { background: var(--ink); color: var(--paper); }
.start-menu .sm-item .sm-glyph {
  width: 20px; height: 20px;
  border: 1px solid currentColor;
  display: grid;
  place-items: center;
  font-size: 10px;
  flex-shrink: 0;
}
.start-menu .sm-sep { height: 1px; background: var(--rule); margin: 6px 16px; }
.start-menu .sm-foot {
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--ink-mute);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
}

/* ─── App content shared ──────────────────────────────── */
.app-content { padding: 38px 40px 44px; }
.app-content .app-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.app-content .app-eyebrow::before {
  content: "";
  width: 18px; height: 1px;
  background: var(--ink-mute);
}
.app-content h2 {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(28px, 3vw, 40px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 22px;
}
.app-content h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 21px;
  line-height: 1.25;
  color: var(--ink);
  margin: 26px 0 12px;
  letter-spacing: -0.005em;
}
.app-content .lede {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.62;
  color: var(--ink-soft);
  margin-bottom: 26px;
  text-wrap: pretty;
}
.app-content p {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.76;
  color: var(--ink-soft);
  margin-bottom: 16px;
  text-wrap: pretty;
}
.app-content p.mono {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-mute);
  letter-spacing: 0.02em;
  line-height: 1.6;
}

/* Stat row */
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  margin: 28px 0;
}
.stat-row > div {
  padding: 22px 20px;
  border-right: 1px solid var(--rule);
}
.stat-row > div:last-child { border-right: none; }
.stat-row .stat-k {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 8px;
}
.stat-row .stat-v {
  font-family: var(--font-serif);
  font-weight: 300;
  font-size: 42px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.stat-row .stat-v small {
  font-size: 16px;
  color: var(--ink-mute);
  margin-left: 4px;
  letter-spacing: 0.02em;
}

/* Tag row */
.tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 14px 0; }
.tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  border: 1px solid var(--rule-strong);
  padding: 4px 10px;
  background: transparent;
}
.tag .tag-dot {
  width: 5px; height: 5px;
  background: currentColor;
  border-radius: 50%;
}
.tag.accent { color: var(--accent); border-color: var(--accent); }
.tag.gold { color: var(--gold); border-color: var(--gold); }

/* Pullquote */
.pullquote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 23px;
  line-height: 1.48;
  color: var(--ink);
  padding: 22px 0 22px 26px;
  border-left: 2px solid var(--accent);
  margin: 28px 0;
  text-wrap: pretty;
}
.pullquote cite {
  display: block;
  margin-top: 12px;
  font-style: normal;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* List */
.app-content ul.checklist {
  list-style: none;
  padding: 0;
  margin: 14px 0;
}
.app-content ul.checklist li {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.72;
  color: var(--ink-soft);
  padding: 11px 0 11px 32px;
  border-bottom: 1px dashed var(--rule);
  position: relative;
  text-wrap: pretty;
}
.app-content ul.checklist li::before {
  content: attr(data-i);
  position: absolute;
  left: 0; top: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--accent);
  opacity: 0.7;
}

/* Two-column layout inside window */
.cols-2 {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 28px;
  align-items: start;
}
.col-sticky { position: sticky; top: 0; }

/* Section title */
.section-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin: 32px 0 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}
.section-title .st-l {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink);
}
.section-title .st-r {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--ink-mute);
}

/* ─── Diagnostics / log app chrome ───────────────────── */
/* Used by diagnostics.exe, logs.exe, signals.exe etc.
   Light paper surface, not dark terminal — keeps tone archival */
.diag-header {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: 12px 16px 10px;
  border-bottom: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
}
.diag-header .dh-status { color: var(--accent); }

/* ─── Workflow diagram ────────────────────────────────── */
.workflow {
  border: 1px solid var(--rule);
  background: var(--bg);
  padding: 26px 24px 22px;
  margin: 22px 0;
  position: relative;
}
.workflow .wf-svg { display: block; width: 100%; height: auto; }
.workflow .wf-cap {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  position: absolute;
  top: 10px;
  left: 14px;
}
.workflow .wf-cap .wf-num { color: var(--accent); opacity: 0.85; }

/* Saturation chart */
.sat-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--rule);
  font-family: var(--font-mono);
  font-size: 11px;
}
.sat-row .sat-label {
  width: 130px;
  color: var(--ink);
  letter-spacing: 0.04em;
}
.sat-row .sat-bar {
  flex: 1;
  height: 4px;
  background: var(--rule);
  position: relative;
}
.sat-row .sat-bar i {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  background: var(--ink);
  transition: width 800ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.sat-row[data-sev="critical"] .sat-bar i { background: var(--accent); }
.sat-row[data-sev="high"] .sat-bar i { background: var(--gold); }
.sat-row[data-sev="ok"] .sat-bar i { background: #6a9a4a; }
.sat-row .sat-val {
  width: 60px;
  text-align: right;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
}

/* CTA / action button */
.btn-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink);
  background: transparent;
  border: 1px solid var(--ink);
  padding: 9px 14px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.btn-action:hover { background: var(--ink); color: var(--paper); }
.btn-action.primary { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.btn-action.primary:hover { background: var(--ink); color: var(--accent); border-color: var(--accent); }
.btn-action::after { content: "→"; font-size: 13px; opacity: 0.6; }

/* Prompt card (for PromptLab) */
.prompt-card {
  border: 1px solid var(--rule);
  padding: 14px 16px;
  margin: 10px 0;
  background: var(--bg);
}
.prompt-card .pc-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 6px;
}
.prompt-card .pc-head .pc-id {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  color: var(--accent);
  text-transform: uppercase;
}
.prompt-card .pc-head .pc-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 17px;
  color: var(--ink);
}
.prompt-card .pc-body {
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.62;
  color: var(--ink-soft);
  white-space: pre-wrap;
}

/* ─── Signals dashboard ───────────────────────────────── */
.signals-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--rule);
}
.signal-row {
  display: grid;
  grid-template-columns: 110px 1fr 160px 60px;
  gap: 16px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
}
.signal-row .sig-name {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
}
.signal-row .sig-desc {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 17px;
  color: var(--ink-soft);
  line-height: 1.4;
}
.signal-row .sig-spark { color: var(--ink-mute); }
.signal-row .sig-val {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 300;
  color: var(--ink);
  text-align: right;
  letter-spacing: -0.01em;
}
.signal-row .sig-val small {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ink-mute);
  margin-left: 4px;
  letter-spacing: 0.1em;
}
.signal-row .sig-status {
  width: 8px; height: 8px;
  border-radius: 50%;
  display: inline-block;
}
.signal-row[data-state="ok"] .sig-status { background: var(--ink-mute); opacity: 0.5; }
.signal-row[data-state="watch"] .sig-status { background: var(--gold); }
.signal-row[data-state="alert"] .sig-status { background: var(--accent); }

.events-log {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  border-top: 1px solid var(--rule);
}
.events-log li {
  display: grid;
  grid-template-columns: 80px 70px 1fr;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--rule);
  font-size: 14px;
  line-height: 1.5;
}
.events-log li .ev-ts {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  color: var(--ink-mute);
  padding-top: 1px;
}
.events-log li .ev-src {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding-top: 2px;
}
.events-log li .ev-msg {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--ink-soft);
  line-height: 1.45;
  text-wrap: pretty;
}
.events-log li .ev-msg em {
  font-style: italic;
  color: var(--ink);
}

/* About card */
.about-portrait {
  width: 88px; height: 88px;
  border: 1px solid var(--ink);
  background: var(--bg);
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 44px;
  font-weight: 300;
  color: var(--ink);
  flex-shrink: 0;
}

/* contact link list */
.link-list {
  list-style: none;
  padding: 0;
  margin: 14px 0 0;
}
.link-list li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 8px 0;
  border-top: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.link-list li:last-child { border-bottom: 1px solid var(--rule); }
.link-list li .ll-k { color: var(--ink-mute); text-transform: uppercase; font-size: 10px; letter-spacing: 0.2em; }
.link-list li .ll-v { color: var(--ink); }
.link-list li:hover .ll-v { color: var(--accent); }
.link-list a { color: inherit; text-decoration: none; }

/* Folder list */
.folder-list {
  list-style: none;
  padding: 0;
}
.folder-list li {
  display: grid;
  grid-template-columns: 26px 1fr 100px 80px;
  align-items: center;
  gap: 14px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 12px;
  cursor: default;
}
.folder-list li:hover { background: var(--accent-soft); }
.folder-list li .fl-icon {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  color: var(--accent);
  border: 1px solid var(--accent);
  width: 22px; height: 22px;
  display: grid;
  place-items: center;
}
.folder-list li .fl-name { color: var(--ink); }
.folder-list li .fl-size { color: var(--ink-mute); text-align: right; }
.folder-list li .fl-type { color: var(--ink-mute); font-size: 10px; letter-spacing: 0.2em; text-transform: uppercase; }
.folder-list .fl-head {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-mute);
  background: var(--bg);
  border-top: 1px solid var(--rule);
}
.folder-list .fl-head:hover { background: var(--bg); }

/* ─── Case study gallery ─────────────────────────────── */
.case-hero {
  margin: 22px 0 0;
}
.case-hero-img {
  display: block;
  width: 100%;
  height: auto;
}
.case-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin: 6px 0;
}
.case-cell-img {
  display: block;
  width: 100%;
  height: auto;
}
.case-cap {
  font-family: var(--font-mono);
  font-size: 9.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: 7px 0 8px;
  border-bottom: 1px solid var(--rule);
}

/* ─── Process notes (KineticCommute) ─────────────────── */
.proc-note {
  margin: 10px 0 26px;
  padding: 14px 18px 14px 20px;
  border-left: 2px solid var(--rule);
}
.proc-note-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 9px;
}
.proc-note-prompt {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 15px;
  color: var(--ink-soft);
  line-height: 1.58;
  margin: 0 0 11px;
}
.proc-note ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.proc-note li {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.03em;
  color: var(--ink-mute);
  line-height: 1.72;
  padding-left: 18px;
  position: relative;
  margin-top: 3px;
}
.proc-note li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--rule-strong);
}
.proc-note.compact .proc-note-prompt { font-size: 13px; line-height: 1.5; }
.proc-note.compact li { font-size: 10px; }

/* Base Reference Lock */
.ref-lock {
  margin: 30px 0;
  padding: 20px 24px;
  border: 1px solid var(--rule);
}
.ref-lock-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.ref-lock-body {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.9;
  color: var(--ink-soft);
  white-space: pre-wrap;
  margin: 0;
}

/* Tweaks Panel custom touch */
.tweaks-panel-hev {
  font-family: var(--font-mono);
}