/* QR Studio (public/studio.html). */

.studio-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; flex-wrap: wrap; margin-bottom: 22px; }
.studio-head h1 { font-size: clamp(30px, 5vw, 42px); margin: 2px 0 6px; }
.studio-head .lede { margin: 0; max-width: 40em; font-size: 16px; }
.mode-toggle { display: inline-flex; padding: 4px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); }
.mode-toggle button { min-height: 38px; padding: 6px 18px; border-radius: 999px; background: transparent; color: var(--muted); border: 0; box-shadow: none; font-weight: 700; font-size: 14px; }
.mode-toggle button[aria-pressed="true"] { background: var(--accent); color: var(--accent-ink, #1f2606); }
.studio { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 480px); gap: 24px; align-items: start; }
.stage { position: sticky; top: 16px; }
.canvas { background: repeating-conic-gradient(var(--line) 0 25%, transparent 0 50%) 0 0 / 22px 22px; border-radius: 20px; padding: clamp(16px, 4vw, 32px); display: grid; place-items: center; border: 1px solid var(--line); min-height: 280px; }
.canvas svg { width: 100%; max-width: 420px; max-height: 500px; height: auto; display: block; filter: drop-shadow(0 18px 30px rgba(0,0,0,.25)); }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 14px 18px; margin-bottom: 10px; }
details.panel > summary { list-style: none; display: flex; align-items: center; gap: 12px; cursor: pointer; min-height: 32px; }
details.panel > summary::-webkit-details-marker { display: none; }
details.panel > summary h2 { margin: 0; font-size: 15px; flex: none; }
details.panel > summary .sum { flex: 1; min-width: 0; text-align: right; font: 500 12px var(--mono); color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
details.panel > summary::after { content: ""; flex: none; width: 9px; height: 9px; border-right: 2px solid var(--muted); border-bottom: 2px solid var(--muted); transform: rotate(45deg) translateY(-3px); transition: transform .15s; }
details.panel[open] > summary::after { transform: rotate(-135deg) translateY(-2px); }
details.panel[open] > summary .sum { visibility: hidden; }
.panel-body { padding-top: 12px; }
.panel h2 { font-size: 16px; margin: 0 0 12px; letter-spacing: 0; display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.dl-card { margin-top: 12px; }
.dl-main { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
.dl-main button { white-space: nowrap; }
.dl-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 6px; margin-top: 8px; }
.dl-grid button { min-height: 38px; padding: 6px 8px; font-size: 13px; }
.dl-grid .wide { grid-column: 1 / -1; }
.simple-card { padding: 20px; }
.simple-label { display: block; font-weight: 700; font-size: 14px; margin: 18px 0 8px; }
.simple-card > .simple-label:first-child { margin-top: 0; }
.shape-pick { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.shape-pick button { flex-direction: column; gap: 4px; min-height: 0; padding: 10px 4px; border-radius: 12px; background: var(--bg); color: var(--ink); border: 2px solid var(--line); box-shadow: none; font-size: 12px; font-weight: 600; }
.shape-pick button[aria-pressed="true"] { border-color: var(--accent); }
.shape-pick svg { width: 26px; height: 26px; fill: none; stroke: currentColor; stroke-width: 1.8; }
.simple-designs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.simple-designs button { flex-direction: column; gap: 6px; min-height: 0; padding: 8px; border-radius: 12px; background: var(--bg); color: var(--ink); border: 2px solid var(--line); box-shadow: none; font-size: 12px; font-weight: 600; }
.simple-designs button[aria-pressed="true"] { border-color: var(--accent); }
.simple-designs svg { width: 100%; height: 86px; display: block; }
.simple-colours { display: flex; flex-wrap: wrap; gap: 8px; }
.simple-colours button { width: 38px; height: 38px; min-height: 0; padding: 0; border-radius: 50%; border: 2px solid var(--line); box-shadow: none; }
.simple-colours button[aria-pressed="true"] { outline: 2px solid var(--accent); outline-offset: 2px; }
.simple-toggles { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 12px; font-size: 14px; }
.simple-toggles label { display: inline-flex; gap: 8px; align-items: center; cursor: pointer; }
.link-btn { display: inline; min-height: 0; padding: 0; border: 0; background: none; box-shadow: none; color: var(--accent); font: inherit; text-decoration: underline; cursor: pointer; }
@media (max-width: 900px) {
  .studio { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .stage { display: contents; }
  .toolbar { order: 0; } .canvas { order: 1; } .checks { order: 2; margin-top: 0; } .checks-help { order: 2; margin-top: -6px; } .controls { order: 3; } .dl-card { order: 4; margin-top: 0; } #exampleBlock { order: 5; }
  .dl-card .row { grid-template-columns: 110px minmax(0, 1fr); }
  .canvas svg { max-width: 320px; max-height: 380px; }
  .examples { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 520px) {
  .row { grid-template-columns: 92px minmax(0, 1fr) 48px; gap: 8px; }
  .seg button { padding: 6px 10px; font-size: 12px; }
  .dl-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .checks { grid-template-columns: minmax(0, 1fr); }
  .seg.even { grid-auto-flow: row; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .check { grid-template-columns: 120px minmax(0, 1fr); align-items: baseline; }
  .swatches { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .colors { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .two { grid-template-columns: minmax(0, 1fr); }
  .slot { grid-template-columns: 22px minmax(0, 1fr); }
  .slot .acts { grid-column: 1 / -1; justify-content: flex-start; }
  .studio-head { align-items: flex-start; }
}
.panel h2 small { font: 500 12px var(--mono); color: var(--muted); }
.row { display: grid; grid-template-columns: 112px minmax(0, 1fr) 64px; gap: 10px; align-items: center; margin: 10px 0; }
.row label { font-size: 14px; color: var(--muted); }
.row output { font: 500 12px var(--mono); color: var(--muted); text-align: right; }
.seg { display: flex; flex-wrap: wrap; gap: 6px; }
.seg button { min-height: 36px; padding: 6px 12px; border-radius: 999px; background: var(--bg); color: var(--ink); border: 1px solid var(--line); font-size: 13px; font-weight: 600; box-shadow: none; }
.seg button[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.fonts button { font-size: 16px; font-weight: 500; }
input[type="range"] { width: 100%; accent-color: var(--accent); }
.swatches { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.sw { min-height: 0; height: 54px; border-radius: 12px; border: 2px solid transparent; padding: 0; position: relative; overflow: hidden; box-shadow: none; }
.sw[aria-pressed="true"] { border-color: var(--accent); }
.sw span { position: absolute; inset: auto 0 0 0; font: 600 10px var(--font); padding: 3px; background: rgba(0,0,0,.35); color: #fff; }
.sw .del { position: absolute; top: 2px; right: 2px; width: 18px; height: 18px; border-radius: 50%; background: rgba(0,0,0,.55); color: #fff; font-size: 12px; line-height: 18px; }
.colors { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
.colors label { font-size: 12px; color: var(--muted); display: grid; gap: 4px; }
.colors input { width: 100%; height: 36px; padding: 2px; border-radius: 8px; }
.fit { font: 500 12px var(--mono); color: var(--muted); margin: 4px 0 0; }
.fit.warn { color: #e0a43b; }
.checks { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 12px; }
.check { display: grid; gap: 2px; align-content: start; padding: 10px 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--card); min-width: 0; }
.check .k { font: 600 11px var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.check .v { font-weight: 700; font-size: 14px; line-height: 1.25; }
.check .v small { display: block; font-weight: 500; font-size: 12px; color: var(--muted); }
.check.ok { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); } .check.ok .v { color: var(--accent); }
.check.warn { border-color: #e0a43b; } .check.warn .v { color: #e0a43b; }
.check.bad { border-color: #ff7a6b; } .check.bad .v { color: #ff7a6b; }
.checks-help { margin-top: 8px; font-size: 13px; color: var(--muted); }
.checks-help summary { cursor: pointer; font: 600 12px var(--mono); color: var(--muted); list-style: none; display: inline-flex; gap: 6px; align-items: center; }
.checks-help summary::-webkit-details-marker { display: none; }
.checks-help summary::before { content: "i"; display: inline-grid; place-items: center; width: 16px; height: 16px; border-radius: 50%; border: 1px solid currentColor; font-size: 10px; }
.checks-help p { margin: 8px 0 0; line-height: 1.5; }
.step { display: inline-grid; place-items: center; width: 22px; height: 22px; margin-right: 8px; border-radius: 50%; background: var(--accent); color: var(--accent-ink, #1f2606); font: 700 12px var(--font); vertical-align: 1px; }
.hint { margin: 0 0 12px; font-size: 13px; color: var(--muted); }
.panels-bar { display: flex; align-items: center; gap: 14px; margin: 0 4px 10px; font-size: 13px; color: var(--muted); }
.panels-bar span { flex: 1; font-weight: 600; }
.seg.even { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); }
.seg.even button { padding-left: 6px; padding-right: 6px; }
.toolbar { display: flex; gap: 6px; margin-bottom: 10px; }
.toolbar button { min-height: 34px; padding: 4px 12px; font-size: 13px; border-radius: 999px; }
.toolbar button:disabled { opacity: .4; }
.canvas .empty-state { text-align: center; color: var(--muted); max-width: 260px; font-size: 15px; }
.canvas .empty-state svg { width: 56px; height: 56px; opacity: .5; margin-bottom: 8px; filter: none; }
.mini-preview { position: fixed; right: 14px; bottom: 14px; z-index: 50; width: 92px; height: auto; min-height: 0; padding: 8px; border-radius: 16px; background: var(--card); border: 1px solid var(--line); box-shadow: 0 10px 30px rgba(0,0,0,.4); display: grid; gap: 4px; }
.mini-preview svg { width: 100%; height: auto; display: block; filter: none; }
.mini-preview .dot { font: 700 10px var(--mono); color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.toggle-row { display: flex; gap: 10px; align-items: flex-start; margin: 4px 0 12px; font-size: 14px; cursor: pointer; }
.toggle-row input { margin-top: 3px; flex: none; }
.link-box { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 12px; padding: 10px 12px; border: 1px dashed var(--line); border-radius: 12px; }
.link-box .short { font: 600 14px var(--mono); color: var(--fg); }
.link-box .short.stand-in { color: var(--muted); }
.link-box .tag { font: 600 11px var(--mono); text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-left: auto; }
.link-box .tag.saved { color: var(--accent); }
.link-box #linkNew { flex-basis: 100%; font-size: 13px; text-align: left; }
.link-msg { display: block; margin-top: 6px; color: #ff7a6b; }
.add-link { margin-top: 8px; font-size: 13px; }
.chip { font: 600 12px var(--mono); padding: 6px 10px; border-radius: 999px; border: 1px solid var(--line); color: var(--muted); }
.chip.ok { color: var(--accent); border-color: var(--accent); }
.chip.bad { color: #ff7a6b; border-color: #ff7a6b; }
.chip.warn { color: #e0a43b; border-color: #e0a43b; }
.examples { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; margin: 0 0 14px; }
.examples-head { margin: 0 0 8px; }
@media (max-width: 620px) { #studioPanels .examples { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.examples button { min-height: 0; padding: 6px; background: var(--card); border: 1px solid var(--line); border-radius: 12px; box-shadow: none; display: grid; place-items: center; }
.examples svg { width: 100%; height: auto; max-height: 110px; display: block; }
.cut-row { margin-top: 12px; }
.proto { font: 600 12px var(--mono); color: var(--accent); }
textarea, input[type="text"] { width: 100%; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.slots { display: grid; gap: 8px; }
.slot { display: grid; grid-template-columns: 28px minmax(0, 1fr) auto; gap: 8px; align-items: center; padding: 8px; border-radius: 12px; background: var(--bg); border: 1px solid var(--line); }
.slot.on { border-color: var(--accent); }
.slot .num { font: 700 12px var(--mono); color: var(--muted); text-align: center; }
.slot input { min-height: 34px; padding: 6px 10px; font-size: 14px; }
.slot .acts { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.slot button, .mini-btn { min-height: 32px; padding: 4px 10px; font-size: 12px; border-radius: 999px; box-shadow: none; }
.slot .empty { font-size: 13px; color: var(--muted); }
dialog.picker { max-width: 760px; width: calc(100vw - 32px); border: 1px solid var(--line); border-radius: 18px; background: var(--card); color: var(--ink); padding: 20px; }
dialog.picker::backdrop { background: rgba(0,0,0,.6); }
.fontgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 6px; margin: 8px 0 14px; }
.fontgrid label { display: flex; gap: 8px; align-items: center; padding: 8px 10px; border-radius: 10px; background: var(--bg); border: 1px solid var(--line); font-size: 17px; cursor: pointer; }
.fontgrid label:has(input:checked) { border-color: var(--accent); }
.fontgrid label:has(input:disabled:not(:checked)) { opacity: .45; }
/* Plan limits: a small tag on options and files that need a free account or a paid plan. */
.needs-plan { position: relative; }
.needs-plan::after { content: attr(data-plan); position: absolute; top: -7px; right: -4px; z-index: 1; padding: 2px 6px; border-radius: 999px; background: var(--accent); color: #1f2606; font: 700 9px/1.2 var(--mono); letter-spacing: .04em; text-transform: uppercase; white-space: nowrap; pointer-events: none; }
.toggle-row.needs-plan::after, .row.needs-plan::after { top: 2px; right: 0; }
.plan-note { margin: 0 0 12px; padding: 10px 12px; border-radius: 12px; background: var(--bg); border: 1px solid var(--line); font-size: 13px; line-height: 1.5; }
.plan-note p { margin: 0; }
.plan-note .why { margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--line); color: var(--ink); }
.plan-note .acts { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.plan-note .acts .btn, .plan-note .acts button { min-height: 34px; padding: 4px 14px; font-size: 13px; }
.plan-note.alert { border-color: var(--accent); }
/* Option rows: a row of buttons uses the space up to the edge. */
.row > .seg { grid-column: 2 / -1; }
/* Phones: these come last so they win over the rules above. */
@media (max-width: 520px) {
  .row { grid-template-columns: 88px minmax(0, 1fr) auto; gap: 8px; }
  .row > .seg { grid-column: 1 / -1; }
  .row > input[type="range"] { min-width: 0; }
  .seg.even { grid-auto-flow: row; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .two { grid-template-columns: minmax(0, 1fr); }
  .colors { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .dl-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .checks { grid-template-columns: minmax(0, 1fr); }
  .check { grid-template-columns: 120px minmax(0, 1fr); align-items: baseline; }
  .slot { grid-template-columns: 22px minmax(0, 1fr); }
  .slot .acts { grid-column: 1 / -1; justify-content: flex-start; }
  .panel { padding: 12px 14px; }
  .studio-head { align-items: flex-start; }
}