/* Outlier Upscale Method — styles
   Layout: one centered terminal column, same system as Outlier Upload Method in blue:
   status bar → wordmark → input → settings → images → preview → developer card. Dark only, by design. */

/* ---------- base ---------- */
:root { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
body { margin: 0; }
img { max-width: 100%; }
[hidden] { display: none !important; }

/* ---------- tokens ---------- */
:root {
  color-scheme: dark;
  --bg: #05070B;
  --raise: #0B0F16;
  --panel: #0D121B;
  --line: #182030;
  --line-2: #26324A;
  --grid: rgba(70, 135, 255, .055);
  --ink: #E3EBF8;
  --title: #D4E4FF;
  --muted: #8B98AD;
  --dim: #5A6780;
  --accent: #2F7BFF;
  --accent-hi: #6AA8FF;
  --accent-ink: #F5F9FF;
  --accent-soft: rgba(47, 123, 255, .12);
  --glow: rgba(47, 123, 255, .55);
  --warn: #FFB547;
  --err: #FF5F6D;
  --ok: #3FD99A;
  --sub-r: #FF4D5E;
  --sub-g: #2FE07F;
  --sub-b: #3D86FF;
  --chip-bg: rgba(4, 6, 10, .74);
  --chip-fg: #EAF1FF;
  --check-a: #0E131C;
  --check-b: #0A0E15;
  --f-word: "Unbounded", "Chakra Petch", system-ui, sans-serif;
  --f-display: "Chakra Petch", "IBM Plex Sans", system-ui, sans-serif;
  --f-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
body { background: var(--bg); color: var(--ink); font: 400 15px/1.6 var(--f-body); -webkit-font-smoothing: antialiased; }
body::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(1100px 700px at 100% 100%, rgba(47, 123, 255, .16), transparent 62%),
    radial-gradient(800px 520px at 0% 0%, rgba(47, 123, 255, .06), transparent 60%),
    linear-gradient(var(--grid) 1px, transparent 1px) 0 0 / 44px 44px,
    linear-gradient(90deg, var(--grid) 1px, transparent 1px) 0 0 / 44px 44px;
}
button, input { font: inherit; color: inherit; }
a { color: var(--accent-hi); text-underline-offset: 3px; text-decoration-color: rgba(106, 168, 255, .45); }
a:hover { text-decoration-color: currentColor; }
.vh { position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
:focus-visible { outline: 2px solid var(--accent-hi); outline-offset: 2px; }

.wrap { position: relative; z-index: 1; max-width: 860px; margin-inline: auto; padding-inline: 20px; padding-block: 26px 44px; display: grid; gap: 30px; }

/* ---------- status bar ---------- */
.sysbar { display: flex; align-items: center; gap: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--line); font: 500 12px/1 var(--f-mono); letter-spacing: .12em; }
.sysbar .sys { color: var(--accent-hi); white-space: nowrap; }
.sysbar .ticks { flex: 1; min-width: 20px; height: 14px; opacity: .9;
  background: repeating-linear-gradient(90deg, var(--line-2) 0 1px, transparent 1px 3px), repeating-linear-gradient(90deg, rgba(106, 168, 255, .32) 0 1px, transparent 1px 13px);
  -webkit-mask-image: linear-gradient(90deg, #000 75%, transparent); mask-image: linear-gradient(90deg, #000 75%, transparent); }
.sysbar .online { display: inline-flex; align-items: center; gap: 8px; color: var(--ink); white-space: nowrap; }
.sysbar .online i { width: 8px; height: 8px; background: var(--accent); box-shadow: 0 0 10px var(--glow); }
.sysbar .online.busy i { animation: pulse 1s steps(2, jump-none) infinite; }
.lang { display: inline-flex; border: 1px solid var(--line-2); }
.lang button { border: 0; background: transparent; padding: 4px 8px; font: 500 12px/1 var(--f-mono); letter-spacing: .1em; color: var(--muted); cursor: pointer; }
.lang button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink); }
@keyframes pulse { 50% { opacity: .25; } }

/* ---------- hero ---------- */
.hero { display: grid; gap: 14px; }
.wordmark { margin: 0; font: 800 clamp(36px, 9.5vw, 92px)/1.05 var(--f-word); color: var(--title); min-width: 0; position: relative; text-shadow: 0 0 24px var(--glow); }
.wordmark canvas { display: none; max-width: 100%; touch-action: pan-y; }
.wordmark.ready canvas { display: block; }
.wordmark.ready .wm-text { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.kicker { margin: 0; font: 600 clamp(20px, 3.4vw, 27px)/1.25 var(--f-display); letter-spacing: .01em; display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.kicker .gt { color: var(--accent-hi); }
.kicker .txt { background: repeating-linear-gradient(180deg, var(--ink) 0 2px, rgba(227, 235, 248, .7) 2px 3px); -webkit-background-clip: text; background-clip: text; color: transparent; }
.kicker .cursor { width: .5em; height: 1em; background: var(--accent); box-shadow: 0 0 12px var(--glow); animation: blink 1.1s steps(2, jump-none) infinite; }
@keyframes blink { 50% { opacity: 0; } }
.desc { margin: 0; padding-left: 14px; border-left: 2px solid var(--accent); color: var(--muted); max-width: 66ch; }

/* ---------- section label ---------- */
.sec { display: flex; align-items: center; gap: 10px; font: 500 12px/1 var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.sec .sl { color: var(--accent-hi); letter-spacing: .05em; }
.sec::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.block { display: grid; gap: 12px; }

/* ---------- input ---------- */
.drop { position: relative; display: grid; gap: 6px; justify-items: center; text-align: center; padding: 46px 20px 40px; border: 1px dashed var(--line-2); background: rgba(13, 18, 27, .62); cursor: pointer; transition: border-color .15s, background-color .15s; }
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop:focus-within { outline: 2px solid var(--accent-hi); outline-offset: 3px; }
.drop .corner { position: absolute; width: 16px; height: 16px; border: 0 solid var(--accent); }
.drop .c1 { top: -1px; left: -1px; border-top-width: 2px; border-left-width: 2px; }
.drop .c2 { top: -1px; right: -1px; border-top-width: 2px; border-right-width: 2px; }
.drop .c3 { bottom: -1px; left: -1px; border-bottom-width: 2px; border-left-width: 2px; }
.drop .c4 { bottom: -1px; right: -1px; border-bottom-width: 2px; border-right-width: 2px; }
.tagline { position: absolute; top: -10px; right: 20px; padding: 3px 8px; background: var(--accent); color: var(--accent-ink); font: 700 10.5px/1.2 var(--f-mono); letter-spacing: .16em; }
.drop .dz-title { font: 600 clamp(21px, 3vw, 25px)/1.25 var(--f-display); color: var(--ink); }
.drop .dz-sub { color: var(--muted); }
.drop .dz-note { margin-top: 10px; font-size: 13.5px; color: var(--muted); }
.drop .dz-limit { margin-top: 4px; font: 500 11.5px/1.5 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--dim); }

.alerts { border: 1px solid rgba(255, 181, 71, .5); background: rgba(255, 181, 71, .06); padding: 12px 14px; display: grid; gap: 8px; }
.alerts.err { border-color: rgba(255, 95, 109, .55); background: rgba(255, 95, 109, .07); }
.alerts .ah { display: flex; align-items: center; justify-content: space-between; gap: 10px; font: 600 12px/1 var(--f-mono); letter-spacing: .16em; text-transform: uppercase; color: var(--warn); }
.alerts.err .ah { color: var(--err); }
.alerts ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.alerts li { position: relative; padding-left: 16px; font-size: 14px; color: var(--ink); }
.alerts li::before { content: ""; position: absolute; left: 0; top: .6em; width: 7px; height: 7px; background: var(--warn); }
.alerts li.err::before { background: var(--err); }

/* ---------- options ---------- */
.opts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.opts.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.opts input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.opts label { position: relative; display: grid; gap: 2px; align-content: start; padding: 12px 14px; border: 1px solid var(--line-2); background: rgba(11, 15, 22, .82); cursor: pointer; min-width: 0; transition: border-color .12s, background-color .12s; }
.opts label:hover { border-color: var(--dim); }
.opts label b { font: 600 17px/1.25 var(--f-display); color: var(--ink); }
.opts label .k { font: 700 24px/1.1 var(--f-display); color: var(--ink); letter-spacing: .02em; }
.opts label > span { font-size: 12.5px; line-height: 1.4; color: var(--muted); }
.opts label b .tag-x { margin-left: 6px; vertical-align: 2px; }
.opts label::after { content: ""; position: absolute; top: 9px; right: 9px; width: 7px; height: 7px; border: 1px solid var(--line-2); }
.opts input:checked + label { border-color: var(--accent); background: var(--accent-soft); box-shadow: inset 0 0 0 1px var(--accent), 0 0 22px -10px var(--glow); }
.opts input:checked + label::after { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 8px var(--glow); }
.opts input:focus-visible + label { outline: 2px solid var(--accent-hi); outline-offset: 2px; }
.opts input:disabled + label { opacity: .5; cursor: not-allowed; }
.note { margin: 0; font-size: 13px; color: var(--muted); }
.note .mono { color: var(--ink); }

.tag-x { padding: 2px 7px; border: 1px solid var(--accent); color: var(--accent-hi); font: 500 11px/1.4 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; }
.tr-desc { margin: 4px 0 0; color: var(--muted); font-size: 14px; }
.tr-desc b { color: var(--ink); font-weight: 600; }
.tr-note { margin: 6px 0 0; font-size: 13px; color: var(--dim); }
.tr-note.warn { color: var(--warn); }

/* ---------- images / queue ---------- */
.qhead { display: flex; align-items: center; justify-content: space-between; gap: 8px; flex-wrap: wrap; }
.qhead .btns { display: flex; gap: 8px; flex-wrap: wrap; }
.qlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; max-height: 340px; overflow-y: auto; }
.qi { display: grid; grid-template-columns: 48px minmax(0, 1fr) auto; gap: 12px; align-items: center; padding: 7px; border: 1px solid var(--line); background: rgba(11, 15, 22, .82); cursor: pointer; }
.qi:hover { border-color: var(--line-2); }
.qi.sel { border-color: var(--accent); box-shadow: inset 2px 0 0 var(--accent); }
.qi img { width: 48px; height: 48px; object-fit: cover; background: var(--panel); display: block; }
.qi .nm { font-weight: 500; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.qi .dm { font: 400 11.5px/1.45 var(--f-mono); font-variant-numeric: tabular-nums; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.qi .wn { font-size: 12.5px; line-height: 1.4; color: var(--warn); }
.qi .wn.info { color: var(--dim); }
.qi .wn.err { color: var(--err); }
.qi .side { display: flex; align-items: center; gap: 4px; }
.chip { display: inline-flex; align-items: center; padding: 2px 7px; border: 1px solid var(--line-2); color: var(--muted); font: 500 11px/1.5 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; white-space: nowrap; font-variant-numeric: tabular-nums; }
.chip.run { color: var(--accent-hi); border-color: var(--accent); }
.chip.ok { color: var(--ok); border-color: currentColor; }
.chip.old { color: var(--warn); border-color: currentColor; }
.chip.err { color: var(--err); border-color: currentColor; }
.x { width: 30px; height: 30px; display: grid; place-items: center; border: 0; background: transparent; color: var(--muted); cursor: pointer; }
.x:hover { color: var(--ink); background: var(--panel); }
.x svg { width: 14px; height: 14px; }
.empty { padding: 14px; border: 1px dashed var(--line); color: var(--dim); font-size: 13.5px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 38px; padding: 0 14px; border: 1px solid var(--line-2); background: rgba(11, 15, 22, .85); color: var(--ink); font: 500 14px/1 var(--f-body); cursor: pointer; white-space: nowrap; }
.btn:hover:not(:disabled) { border-color: var(--accent); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn[aria-pressed="true"] { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-hi); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 600; box-shadow: 0 0 18px -6px var(--glow); }
.btn.primary:hover:not(:disabled) { filter: brightness(1.12); }
.btn.sm { min-height: 32px; padding: 0 10px; font-size: 13px; }

.actions { display: grid; gap: 10px; }
.actions .row { display: flex; gap: 10px; }
.run { flex: 1; min-height: 56px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink); font: 700 18px/1.2 var(--f-display); letter-spacing: .08em; text-transform: uppercase; cursor: pointer; box-shadow: 0 10px 34px -12px var(--glow), inset 0 1px 0 rgba(255, 255, 255, .18); }
.run:hover:not(:disabled) { filter: brightness(1.12); }
.run:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; }
.actions .row .btn { min-height: 56px; padding: 0 20px; }
.bar { height: 4px; background: var(--line); overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--accent-hi); box-shadow: 0 0 10px var(--glow); transition: width .25s ease; }
.status { margin: 0; min-height: 1.5em; font: 400 13px/1.55 var(--f-mono); color: var(--muted); }
.status:not(:empty)::before { content: "> "; color: var(--accent-hi); }
.status.ok { color: var(--ok); }
.status.err { color: var(--err); }

/* ---------- preview ---------- */
.viewbar { display: flex; align-items: center; justify-content: space-between; gap: 10px 16px; flex-wrap: wrap; }
.viewbar .meta { min-width: 0; display: grid; gap: 2px; }
.viewbar .nm { font: 600 17px/1.3 var(--f-display); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.viewbar .dims { font: 500 12.5px/1.45 var(--f-mono); font-variant-numeric: tabular-nums; color: var(--muted); }
.viewbar .dims b { color: var(--ink); font-weight: 700; }
.viewbar .tools { display: flex; gap: 8px; flex-wrap: wrap; }
.vframe { position: relative; }
.vframe .corner { position: absolute; width: 16px; height: 16px; border: 0 solid var(--accent); z-index: 2; pointer-events: none; }
.vframe .c1 { top: -3px; left: -3px; border-top-width: 2px; border-left-width: 2px; }
.vframe .c2 { top: -3px; right: -3px; border-top-width: 2px; border-right-width: 2px; }
.vframe .c3 { bottom: -3px; left: -3px; border-bottom-width: 2px; border-left-width: 2px; }
.vframe .c4 { bottom: -3px; right: -3px; border-bottom-width: 2px; border-right-width: 2px; }
.viewer { position: relative; overflow: hidden; height: 420px; border: 1px solid var(--line-2); background-color: var(--check-a); background-image: conic-gradient(var(--check-b) 25%, transparent 0 50%, var(--check-b) 0 75%, transparent 0); background-size: 22px 22px; touch-action: pan-y; user-select: none; -webkit-user-select: none; }
.viewer.cmp { cursor: ew-resize; }
.viewer.zoomed { touch-action: none; cursor: grab; }
.viewer.zoomed.dragging { cursor: grabbing; }
.layer { position: absolute; inset: 0; }
.sbox { position: absolute; left: 0; top: 0; transform-origin: 0 0; }
.sbox img, .sbox canvas, .slot { position: absolute; inset: 0; width: 100%; height: 100%; max-width: none; display: block; }
.sbox img { -webkit-user-drag: none; pointer-events: none; }
.tilebox { position: absolute; border: 2px solid var(--accent-hi); box-shadow: 0 0 16px var(--glow); pointer-events: none; transition: left .12s, top .12s, width .12s, height .12s; }
.handle { position: absolute; top: 0; bottom: 0; left: 50%; width: 0; }
.handle::before { content: ""; position: absolute; top: 0; bottom: 0; left: -1px; width: 2px; background: var(--accent-hi); box-shadow: 0 0 10px var(--glow), 0 0 0 1px rgba(0, 0, 0, .35); }
.handle .knob { position: absolute; top: 50%; left: 0; width: 36px; height: 36px; transform: translate(-50%, -50%); background: var(--raise); border: 1px solid var(--accent-hi); color: var(--accent-hi); box-shadow: 0 0 16px -2px var(--glow); display: grid; place-items: center; }
.handle .knob svg { width: 18px; height: 18px; }
.handle:focus-visible { outline: none; }
.handle:focus-visible .knob { outline: 2px solid var(--ink); outline-offset: 2px; }
.tag { position: absolute; top: 12px; padding: 4px 8px; background: var(--chip-bg); border: 1px solid var(--line-2); color: var(--chip-fg); font: 500 11.5px/1.2 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; font-variant-numeric: tabular-nums; pointer-events: none; white-space: nowrap; }
.tag.l { left: 12px; }
.tag.r { right: 12px; }
.vchip { position: absolute; left: 50%; bottom: 14px; transform: translateX(-50%); padding: 8px 14px; background: var(--chip-bg); border: 1px solid var(--line-2); color: var(--chip-fg); font-size: 13px; pointer-events: none; white-space: nowrap; max-width: calc(100% - 24px); overflow: hidden; text-overflow: ellipsis; }
.vchip .mono { font-weight: 700; color: var(--accent-hi); }
.viewhint { margin: 0; font-size: 13px; color: var(--dim); }
.fallback { display: grid; gap: 10px; padding: 14px; border: 1px solid var(--line-2); background: var(--raise); }
.fallback p { margin: 0; font-size: 14px; }
.fallback img { width: 100%; display: block; }

/* ---------- developer ---------- */
.dev { border: 1px solid var(--line); border-left: 3px solid var(--accent); background: rgba(11, 15, 22, .78); padding: 18px 22px 20px; display: grid; gap: 12px; }
.dev .name { margin: 0; font: 700 25px/1.2 var(--f-display); color: var(--title); text-shadow: 0 0 18px var(--glow); }
.dev dl { margin: 0; display: grid; grid-template-columns: 112px minmax(0, 1fr); gap: 6px 12px; align-items: baseline; }
.dev dt { font: 500 12px/1.6 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.dev dd { margin: 0; font: 500 15px/1.6 var(--f-body); min-width: 0; overflow-wrap: anywhere; }
/* Shown as text, not a link, but styled like the links above it. */
.dev .mail { color: var(--accent-hi); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(106, 168, 255, .45); }
.credits { margin: 0; font: 400 12px/1.6 var(--f-mono); color: var(--dim); }
.credits a { color: inherit; }
.copy { margin: -12px 0 0; padding-top: 14px; border-top: 1px solid var(--line); text-align: center; font: 400 12px/1.6 var(--f-mono); letter-spacing: .06em; color: var(--muted); }
.copy .c { color: var(--accent-hi); text-shadow: 0 0 8px var(--glow); }
.copy strong { font-weight: 500; color: var(--ink); }

@media (max-width: 560px) {
  .wrap { padding-inline: 16px; padding-block: 18px 32px; gap: 24px; }
  .sysbar { gap: 10px; letter-spacing: .08em; }
  .opts.three { gap: 8px; }
  .opts.three label { padding: 10px 10px; }
  .opts.three label b { font-size: 15px; }
  .actions .row .btn { padding: 0 14px; }
  .dev dl { grid-template-columns: 86px minmax(0, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}

/* ---------- layout helpers ---------- */
.main { display: grid; gap: 30px; }
.qhead .sec { flex: 1; }
.noscript { margin: 24px; color: var(--warn); font: 500 14px/1.5 var(--f-mono); }