#fx{
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

:root{
  --uiScale: 0.95;
}

body.page-marks{
  margin: 0;
  min-height: 100vh;
  background: #04060c;
  color: var(--fg);
  font-family: "Bricolage Grotesque", ui-sans-serif, system-ui;
  overflow-x: hidden;
}

.ui-stamp{
  position: relative;
  width: max-content;
  margin: 18px auto 0;
  transform: scale(var(--uiScale));
  transform-origin: top center;
  z-index: 100;
  pointer-events: auto;
  color: #d8ffff;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stamp-actions{
  margin-top: 10px;
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.pill,
.pill:link,
.pill:visited,
.pill:hover,
.pill:active{
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  user-select: none;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(110,244,255,.26);
  background: rgba(6,10,20,.82);
  color: #d8ffff;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 12px;
  line-height: 1;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.03) inset,
    0 8px 30px rgba(0,0,0,.35);
  transition:
    border-color .14s ease,
    transform .14s ease,
    box-shadow .14s ease,
    background .14s ease,
    opacity .14s ease;
}

.pill:hover{
  border-color: rgba(154,255,241,.42);
  background: rgba(10,16,30,.90);
  transform: translateY(-1px);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.04) inset,
    0 10px 36px rgba(0,0,0,.42),
    0 0 24px rgba(110,244,255,.10);
}

.pill.isActive{
  border-color: rgba(154,255,241,.54);
  background: rgba(16,26,42,.96);
  box-shadow:
    0 0 0 1px rgba(255,255,255,.05) inset,
    0 10px 42px rgba(0,0,0,.44),
    0 0 30px rgba(110,244,255,.14);
}

.pill[disabled]{
  opacity: .45;
  cursor: not-allowed;
  transform: none !important;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.02) inset,
    0 6px 20px rgba(0,0,0,.22);
}

main.stage{
  position: relative;
  z-index: 10;
  width: 100%;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 24px 24px 40px;
}

section.marks-wrap{
  width: min(1420px, 96vw);
  margin-top: 44px;
  display: grid;
  grid-template-columns: 480px 1fr;
  grid-template-rows: auto auto;
  gap: 22px;
  align-items: start;
}

.rail,
.notesbox,
.screenbox{
  position: relative;
  padding: 16px;
  background: rgba(0,0,0,.46);
  border: 1px solid rgba(110,244,255,.16);
  border-radius: 46px 22px 54px 18px / 22px 56px 18px 50px;
  backdrop-filter: blur(12px);
  box-shadow:
    0 24px 130px rgba(0,0,0,.62),
    0 0 0 1px rgba(255,255,255,.02) inset;
  overflow: hidden;
}

.rail{
  grid-column: 1;
  grid-row: 1;
}

.rail-top{
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 4px 6px 12px;
  gap: 10px;
  user-select: none;
  flex-wrap: wrap;
}

.rail-top .h{
  margin: 0;
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 700;
  color: color-mix(in srgb, var(--c1) 64%, var(--c3) 36%);
  letter-spacing: .01em;
  line-height: .98;
  text-shadow:
    0 0 18px rgba(110,244,255,.14),
    0 0 60px rgba(122,125,255,.08);
}

.rail-top .hint{
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 11px;
  color: var(--muted);
  opacity: .8;
  white-space: nowrap;
}

.toolbar{
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 6px 10px 10px;
}

.toolbar-block{
  border: 1px solid rgba(110,244,255,.12);
  background: rgba(0,0,0,.20);
  border-radius: 18px;
  padding: 12px;
}

.toolbar-label{
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 11px;
  color: color-mix(in srgb, var(--c1) 70%, var(--c5) 30%);
  letter-spacing: .06em;
  text-transform: uppercase;
  margin-bottom: 10px;
  opacity: .9;
}

.pill-row{
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.compare-status{
  display: flex;
  justify-content: space-between;
  gap: 10px;
  align-items: flex-start;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.compare-count{
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-size: 18px;
  color: color-mix(in srgb, var(--c2) 70%, var(--c1) 30%);
}

.compare-sub{
  font-size: 12px;
  color: var(--muted);
  margin-top: 4px;
}

.selected-row{
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.mini-chip{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(110,244,255,.16);
  background: rgba(0,0,0,.26);
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 11px;
  color: color-mix(in srgb, var(--c1) 68%, var(--c3) 32%);
}

.mini-chip b{
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-size: 12px;
  color: color-mix(in srgb, var(--c2) 64%, var(--c1) 36%);
}

/* ══════════════════════════════════════════
   FOLDER GRID — compact list rows
   ══════════════════════════════════════════ */

.folderGrid{
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px 10px 12px;
  max-height: 58vh;
  overflow-y: auto;
  overflow-x: hidden;
}

.folderGrid::-webkit-scrollbar{
  width: 4px;
}

.folderGrid::-webkit-scrollbar-thumb{
  background: rgba(110,244,255,.14);
  border-radius: 999px;
}

/* ── base folder row ── */
.folder{
  --folder-accent: rgba(110,244,255,.16);
  --folder-accent-strong: rgba(110,244,255,.34);
  --folder-glow: rgba(110,244,255,.08);
  --folder-text: color-mix(in srgb, var(--c2) 58%, var(--c1) 42%);
  --folder-sub: color-mix(in srgb, var(--c3) 72%, var(--c4) 28%);
  --folder-tag: var(--muted);
  --folder-bg: rgba(0,0,0,.28);

  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 12px 8px 14px 6px / 6px 12px 6px 12px;
  border: 1px solid var(--folder-accent);
  background: var(--folder-bg);
  cursor: pointer;
  user-select: none;
  min-height: 56px;
  overflow: hidden;
  transition:
    transform .1s ease,
    border-color .1s ease,
    opacity .1s ease,
    box-shadow .1s ease,
    background .1s ease;
}

/* subtle left accent bar */
.folder::before{
  content: "";
  position: absolute;
  left: 0;
  top: 20%;
  bottom: 20%;
  width: 2px;
  border-radius: 0 2px 2px 0;
  background: var(--folder-accent-strong);
  opacity: .5;
  transition: opacity .1s ease, top .1s ease, bottom .1s ease;
}

.folder:hover::before{
  top: 10%;
  bottom: 10%;
  opacity: .85;
}

.folder:hover{
  transform: translateX(2px);
  border-color: var(--folder-accent-strong);
  box-shadow: 0 0 28px var(--folder-glow);
  background: color-mix(in srgb, var(--folder-bg) 80%, var(--folder-glow) 20%);
}

.folder.selected{
  border-color: var(--folder-accent-strong);
  box-shadow: 0 0 40px var(--folder-glow);
  background: color-mix(in srgb, var(--folder-bg) 70%, var(--folder-glow) 30%);
}

.folder.focused{
  outline: 1px solid rgba(255,255,255,.10);
  outline-offset: -1px;
}

.folder.disabled{
  opacity: .38;
  cursor: not-allowed;
}

.folder.disabled:hover{
  transform: none;
  border-color: var(--folder-accent);
  box-shadow: none;
}

.folder.blocked{
  opacity: .28;
  filter: saturate(.6);
  cursor: not-allowed;
}

.folder.blocked:hover{
  transform: none;
  box-shadow: none;
}

/* ── left color dot ── */
.folder-dot{
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  background: var(--folder-accent-strong);
  box-shadow: 0 0 8px var(--folder-glow);
  transition: box-shadow .1s ease;
}

.folder:hover .folder-dot,
.folder.selected .folder-dot{
  box-shadow: 0 0 14px var(--folder-accent-strong);
}

/* ── text block ── */
.f-body{
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.f-top-row{
  display: flex;
  align-items: baseline;
  gap: 7px;
  min-width: 0;
}

.f-tag{
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 9px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--folder-tag);
  opacity: .9;
  white-space: nowrap;
  flex-shrink: 0;
}

.f-title{
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-size: 13.5px;
  font-weight: 650;
  line-height: 1.1;
  margin: 0;
  color: var(--folder-text);
  white-space: nowrap;
}

.f-desc{
  font-size: 11px;
  color: var(--folder-sub);
  opacity: .88;
  line-height: 1.3;
  white-space: nowrap;
}

/* ── right actions ── */
.folder-actions{
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
  margin-left: auto;
  position: relative;
  z-index: 2;
}

/* ── hide the old layout pieces we no longer use ── */
.folder-topline{ display: none; }
.f-ico{ display: none; }
.f-meta{ display: none; }

/* ── sel badge ── */
.sel-badge{
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 999px;
  border: 1px solid rgba(110,244,255,.18);
  background: rgba(0,0,0,.34);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 10px;
  color: color-mix(in srgb, var(--c2) 72%, var(--c1) 28%);
}

.icon-btn{
  width: 26px;
  height: 26px;
  border-radius: 999px;
  border: 1px solid rgba(110,244,255,.16);
  background: rgba(0,0,0,.28);
  color: color-mix(in srgb, var(--c1) 60%, var(--c3) 40%);
  display: grid;
  place-items: center;
  font-size: 13px;
  line-height: 1;
  cursor: pointer;
  flex-shrink: 0;
  transition:
    transform .1s ease,
    background .1s ease,
    border-color .1s ease,
    box-shadow .1s ease,
    color .1s ease;
}

.icon-btn:hover{
  transform: translateY(-1px);
  background: rgba(14,20,32,.84);
  border-color: rgba(154,255,241,.34);
  box-shadow: 0 0 16px rgba(110,244,255,.10);
}

.icon-btn.starred{
  color: #f8f2b8;
  border-color: rgba(248,242,184,.34);
  box-shadow: 0 0 16px rgba(248,242,184,.08);
}

/* ══════════════════════════════════════════
   TONES — folder row color variants
   ══════════════════════════════════════════ */

.folder[data-tone="default"]{
  --folder-accent: rgba(110,244,255,.15);
  --folder-accent-strong: rgba(110,244,255,.32);
  --folder-glow: rgba(110,244,255,.07);
  --folder-text: color-mix(in srgb, var(--c2) 58%, var(--c1) 42%);
  --folder-sub: color-mix(in srgb, var(--c3) 72%, var(--c4) 28%);
  --folder-tag: color-mix(in srgb, var(--c1) 58%, var(--c3) 42%);
  --folder-bg: rgba(0,0,0,.28);
}

.folder[data-tone="analysis"]{
  --folder-accent: rgba(132,110,255,.18);
  --folder-accent-strong: rgba(154,120,255,.55);
  --folder-glow: rgba(154,120,255,.14);
  --folder-text: rgb(210,188,255);
  --folder-sub: rgb(160,148,230);
  --folder-tag: rgb(175,148,255);
  --folder-bg: rgba(18,12,32,.44);
}

.folder[data-tone="codes"]{
  --folder-accent: rgba(110,255,214,.18);
  --folder-accent-strong: rgba(154,255,231,.52);
  --folder-glow: rgba(110,255,214,.14);
  --folder-text: rgb(175,255,232);
  --folder-sub: rgb(128,205,214);
  --folder-tag: rgb(146,245,224);
  --folder-bg: rgba(8,26,24,.46);
}

.folder[data-tone="graphs"]{
  --folder-accent: rgba(122,166,255,.20);
  --folder-accent-strong: rgba(182,142,255,.58);
  --folder-glow: rgba(182,142,255,.14);
  --folder-text: rgb(180,215,255);
  --folder-sub: rgb(168,148,240);
  --folder-tag: rgb(144,192,255);
  --folder-bg: rgba(20,14,40,.50);
}

.folder[data-tone="tableau"]{
  --folder-accent: rgba(255,110,214,.20);
  --folder-accent-strong: rgba(255,110,214,.58);
  --folder-glow: rgba(255,110,214,.16);
  --folder-text: rgb(255,192,238);
  --folder-sub: rgb(224,146,255);
  --folder-tag: rgb(255,124,220);
  --folder-bg: rgba(38,10,34,.54);
}

.folder[data-tone="apps"]{
  --folder-accent: rgba(255,186,80,.20);
  --folder-accent-strong: rgba(255,210,100,.60);
  --folder-glow: rgba(255,186,80,.16);
  --folder-text: rgb(255,228,168);
  --folder-sub: rgb(220,180,100);
  --folder-tag: rgb(255,200,90);
  --folder-bg: rgba(30,20,4,.52);
}

.folder[data-tone="games"]{
  --folder-accent: rgba(255,82,82,.20);
  --folder-accent-strong: rgba(255,100,100,.58);
  --folder-glow: rgba(255,82,82,.14);
  --folder-text: rgb(255,180,175);
  --folder-sub: rgb(230,130,130);
  --folder-tag: rgb(255,110,105);
  --folder-bg: rgba(34,8,8,.52);
}

/* ── notes box ── */

.notesbox{
  grid-column: 1;
  grid-row: 2;
  padding: 0;
  background: rgba(0,0,0,.40);
  border: 1px solid rgba(110,244,255,.16);
  box-shadow: 0 20px 110px rgba(0,0,0,.58);
  min-height: 320px;
  display: flex;
  flex-direction: column;
}

.notes-top{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(110,244,255,.10);
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 12px;
  color: color-mix(in srgb, var(--c1) 70%, var(--c5) 30%);
  gap: 10px;
  user-select: none;
  flex-wrap: wrap;
}

.notes-top .title{
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-size: clamp(22px, 2.5vw, 28px);
  font-weight: 700;
  white-space: nowrap;
  max-width: 100%;
}

.notes-body{
  padding: 16px 18px 20px;
  flex: 1 1 auto;
  overflow: auto;
  line-height: 1.55;
  color: color-mix(in srgb, var(--c3) 70%, var(--c4) 30%);
  font-size: 13.5px;
}

/* ── screen box ── */

.screenbox{
  grid-column: 2;
  grid-row: 1 / span 2;
  padding: 0;
  background: rgba(0,0,0,.50);
  border: 1px solid rgba(110,244,255,.20);
  box-shadow: 0 34px 190px rgba(0,0,0,.82);
  min-height: 760px;
  display: flex;
  flex-direction: column;
}

.screen-top{
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(110,244,255,.10);
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 12px;
  color: color-mix(in srgb, var(--c1) 70%, var(--c5) 30%);
  gap: 10px;
  user-select: none;
  flex-wrap: wrap;
}

.screen-top .title{
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-size: clamp(22px, 2.5vw, 28px);
  font-weight: 700;
  white-space: nowrap;
  max-width: 68%;
}

.screen-top .actions{
  display: flex;
  gap: 10px;
  align-items: center;
  flex: 0 0 auto;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.screen-body{
  position: relative;
  flex: 1 1 auto;
  min-height: 680px;
  overflow: hidden;
  padding: 18px;
}

/* ── compare grid ── */

.compare-grid{
  display: grid;
  gap: 16px;
  width: 100%;
  height: 100%;
  min-height: 640px;
}

.compare-grid[data-count="1"]{
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
}

.compare-grid[data-count="2"]{
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr;
}

.compare-grid[data-count="3"]{
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}

.compare-grid[data-count="3"] .panel:nth-child(3){
  grid-column: 1 / span 2;
}

.compare-grid[data-count="4"]{
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
}

.compare-empty{
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  text-align: center;
  padding: 30px;
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 12px;
  color: color-mix(in srgb, var(--c3) 70%, var(--c4) 30%);
}

.compare-empty strong{
  display: block;
  margin-bottom: 8px;
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-size: 18px;
  color: color-mix(in srgb, var(--c1) 70%, var(--c5) 30%);
}

/* ── panels ── */

.panel{
  position: relative;
  min-width: 0;
  min-height: 0;
  border-radius: 28px 16px 34px 14px / 14px 32px 14px 30px;
  border: 1px solid rgba(110,244,255,.16);
  background: rgba(0,0,0,.34);
  overflow: hidden;
  box-shadow:
    0 18px 80px rgba(0,0,0,.32),
    0 0 0 1px rgba(255,255,255,.02) inset;
  transition:
    border-color .14s ease,
    box-shadow .14s ease,
    transform .14s ease;
}

.panel:hover{
  transform: translateY(-1px);
}

.panel.focused{
  border-color: rgba(154,255,241,.34);
  box-shadow:
    0 18px 80px rgba(0,0,0,.34),
    0 0 0 1px rgba(255,255,255,.03) inset,
    0 0 30px rgba(110,244,255,.08);
}

.panel-top{
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 13px 14px;
  border-bottom: 1px solid rgba(110,244,255,.08);
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 12px;
  color: color-mix(in srgb, var(--c1) 70%, var(--c5) 30%);
  background: rgba(0,0,0,.18);
}

.panel-title{
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.panel-index{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 6px;
  border-radius: 999px;
  border: 1px solid rgba(110,244,255,.18);
  background: rgba(0,0,0,.24);
  font-size: 10px;
}

.panel-actions{
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.panel-frame{
  position: relative;
  height: calc(100% - 52px);
  min-height: 260px;
  overflow: hidden;
}

.panel-frame iframe{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #05070e;
  max-width: 100%;
  overflow-x: hidden;
}

/* ── loader ── */

.loader{
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(0,0,0,.22);
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 12px;
  color: color-mix(in srgb, var(--c1) 70%, var(--c5) 30%);
  letter-spacing: .04em;
  z-index: 3;
}

.loader small{
  display: block;
  margin-top: 8px;
  color: var(--muted);
  opacity: .85;
  max-width: 62ch;
  text-align: center;
  padding: 0 14px;
  line-height: 1.35;
}

/* ── notes body ── */

.notes-body h3{
  margin: 0 0 10px;
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-weight: 700;
  letter-spacing: .01em;
}

.notes-body h4{
  margin: 14px 0 6px;
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .06em;
  text-transform: uppercase;
}

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

.notes-body ul{
  margin: 8px 0 12px 18px;
  padding: 0;
}

.notes-body li{
  margin: 6px 0;
}

.notes-body .chipRow{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0 12px;
}

.notes-body .chip{
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(110,244,255,.16);
  background: rgba(0,0,0,.26);
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 11px;
  color: color-mix(in srgb, var(--c1) 68%, var(--c3) 32%);
}

.notes-body .hr{
  height: 1px;
  background: rgba(110,244,255,.12);
  margin: 14px 0;
}

.notes-body .callout{
  border: 1px solid rgba(110,244,255,.14);
  background: rgba(0,0,0,.26);
  border-radius: 18px;
  padding: 12px;
  margin: 12px 0 10px;
}

.notes-body code{
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 11.5px;
  color: color-mix(in srgb, var(--c2) 55%, var(--c1) 45%);
}

/* ── debug badge ── */

.debug-badge{
  position: fixed;
  right: 16px;
  bottom: 14px;
  z-index: 99999;
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 11px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(110,244,255,.18);
  background: rgba(0,0,0,.45);
  color: color-mix(in srgb, var(--c1) 70%, var(--c5) 30%);
  backdrop-filter: blur(10px);
  opacity: .85;
  pointer-events: none;
}

/* ── single screen ── */

.screen-body.single-mode{
  padding: 0;
}

.screen-single{
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 680px;
  overflow: hidden;
}

.screen-single iframe{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
  background: #05070e;
  max-width: 100%;
  overflow-x: hidden;
}

/* ── fullscreen ── */

.screenbox.is-expanded-screen{
  position: fixed;
  inset: 14px;
  z-index: 10040;
  margin: 0;
  min-height: 0;
  height: calc(100vh - 28px);
  width: calc(100vw - 28px);
  border-radius: 28px;
  box-shadow:
    0 30px 180px rgba(0,0,0,.78),
    0 0 0 1px rgba(255,255,255,.03) inset;
}

.screenbox.is-expanded-screen .screen-body{
  min-height: 0;
  height: calc(100% - 72px);
}

.screenbox.is-expanded-screen .compare-grid{
  min-height: 100%;
}

.screenbox.is-expanded-screen .screen-single{
  min-height: 100%;
}

/* ══════════════════════════════════════════
   MAX-4 POPUP MODAL
   ══════════════════════════════════════════ */

.modal-backdrop{
  position: fixed;
  inset: 0;
  z-index: 99000;
  background: rgba(2,4,10,.72);
  backdrop-filter: blur(8px);
  display: grid;
  place-items: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease;
}

.modal-backdrop.visible{
  opacity: 1;
  pointer-events: auto;
}

.modal-card{
  position: relative;
  width: min(460px, 92vw);
  padding: 36px 32px 28px;
  background: linear-gradient(180deg, rgba(0,0,0,.82), rgba(0,0,0,.62));
  border: 1px solid rgba(110,244,255,.22);
  border-radius: 46px 22px 54px 18px / 22px 56px 18px 50px;
  box-shadow:
    0 0 0 1px rgba(255,255,255,.03) inset,
    0 40px 160px rgba(0,0,0,.80),
    0 0 80px rgba(110,244,255,.08);
  backdrop-filter: blur(18px);
  transform: translateY(10px) scale(.97);
  transition: transform .20s ease;
  text-align: center;
}

.modal-backdrop.visible .modal-card{
  transform: translateY(0) scale(1);
}

.modal-card::before{
  content: "";
  position: absolute;
  inset: -14px;
  border-radius: inherit;
  pointer-events: none;
  background:
    radial-gradient(120% 160% at 18% 30%, rgba(110,244,255,.10), transparent 60%),
    radial-gradient(160% 170% at 78% 62%, rgba(123,166,255,.08), transparent 66%);
  mix-blend-mode: screen;
  filter: blur(10px);
  opacity: .80;
}

.modal-icon{
  width: 52px;
  height: 52px;
  border-radius: 18px 14px 22px 12px / 14px 20px 12px 18px;
  border: 1px solid rgba(110,244,255,.22);
  background: rgba(0,0,0,.34);
  display: grid;
  place-items: center;
  margin: 0 auto 18px;
  font-size: 22px;
  color: color-mix(in srgb, var(--c1) 70%, var(--c5) 30%);
  box-shadow:
    0 0 28px rgba(110,244,255,.08),
    0 8px 32px rgba(0,0,0,.40);
}

.modal-title{
  font-family: "Oxanium", ui-sans-serif, system-ui;
  font-size: 22px;
  font-weight: 700;
  color: color-mix(in srgb, var(--c1) 64%, var(--c3) 36%);
  letter-spacing: -.01em;
  margin: 0 0 8px;
  text-shadow: 0 0 20px rgba(110,244,255,.14);
}

.modal-sub{
  font-family: "Fragment Mono", ui-monospace, monospace;
  font-size: 12px;
  color: color-mix(in srgb, var(--c3) 65%, var(--c4) 35%);
  line-height: 1.55;
  margin: 0 0 24px;
}

.modal-actions{
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ══════════════════════════════════════════
   COMPARE PREVIEW GRID
   ══════════════════════════════════════════ */

.compare-preview-grid{
  display: grid;
  gap: 16px;
  width: 100%;
  height: 100%;
  min-height: 640px;
  overflow-y: auto;
  overflow-x: hidden;
}

.compare-preview-grid[data-count="1"]{ grid-template-columns: 1fr; }
.compare-preview-grid[data-count="2"]{ grid-template-columns: 1fr 1fr; }
.compare-preview-grid[data-count="3"]{ grid-template-columns: 1fr 1fr; }
.compare-preview-grid[data-count="4"]{ grid-template-columns: 1fr 1fr; }

.compare-preview-grid[data-count="3"] .panel:nth-child(3){
  grid-column: 1 / span 2;
}

/* ── responsive ── */

@media (max-width: 1180px){
  .compare-grid[data-count="2"],
  .compare-grid[data-count="3"],
  .compare-grid[data-count="4"]{
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .compare-grid[data-count="3"] .panel:nth-child(3){
    grid-column: auto;
  }
}

@media (max-width: 980px){
  :root{
    --uiScale: 0.88;
  }

  .ui-stamp{
    margin: 14px auto 0 12px;
    transform: scale(var(--uiScale));
    transform-origin: top left;
  }

  .stamp-actions{
    justify-content: flex-start;
  }

  main.stage{
    justify-content: center;
    padding: 16px 16px 28px;
  }

  .marks-wrap{
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    width: min(980px, 96vw);
    margin-top: 28px;
  }

  .screenbox{
    grid-column: 1;
    grid-row: 3;
    min-height: 680px;
  }

  .folderGrid{
    max-height: none;
  }
}

@media (max-width: 640px){
  .panel-top,
  .screen-top,
  .notes-top,
  .rail-top{
    align-items: flex-start;
  }

  .panel-actions,
  .screen-top .actions{
    width: 100%;
    justify-content: flex-start;
  }

  .screen-body{
    padding: 14px;
  }
}