/* 画面内の各領域の大きさを固定し、モードや問題文で回路を動かさない。 */
#visualization { display: contents; }
#visualization > [hidden], .image-set-control[hidden] { display: none !important; }
#advanced-stage:not([hidden]) { display: grid; grid-template-rows: 24px minmax(0, 1fr) 62px; min-height: 0; padding: 8px 12px; border: 1px solid #527192; border-radius: 14px; background: #0e192c; overflow: hidden; }
#advanced-title { color: #d9e7ff; font-size: .86rem; font-weight: bold; }
#advanced-header { display: flex; align-items: center; gap: 8px; min-width: 0; }
#advanced-title { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#advanced-step-control:not([hidden]) { display: flex; flex: 0 0 auto; gap: 3px; }
#advanced-step-control button { padding: 2px 7px; border: 1px solid #527192; border-radius: 5px; background: #14243a; color: #b8c8e4; font-size: .68rem; cursor: pointer; }
#advanced-step-control button[aria-pressed="true"] { border-color: #53c3eb; color: #e5f8ff; background: #204b63; }
#advanced-step-control button:focus-visible { outline: 2px solid #ffc53d; }
#advanced-canvas { display: block; width: 100%; height: 100%; min-height: 0; }
#advanced-stage[data-qaoa="true"] { grid-template-columns: 170px minmax(0, 1fr); column-gap: 8px; }
#advanced-stage[data-qaoa="true"] #advanced-header { grid-column: 1 / -1; }
#advanced-stage[data-qaoa="true"] #advanced-canvas { grid-column: 2; grid-row: 2; }
#advanced-stage[data-qaoa="true"] #advanced-readout { grid-column: 2; grid-row: 3; }
#qaoa-graph-view { grid-column: 1; grid-row: 2 / 4; margin: 0; min-height: 0; min-width: 0; }
#qaoa-graph-view[hidden] { display: none; }
#qaoa-graph-view svg { display: block; width: 100%; height: 100%; font-family: system-ui, sans-serif; }
.qaoa-problem-controls { display: flex; align-items: center; justify-content: space-between; gap: 4px; min-width: 0; }
.qaoa-problem-controls label { min-width: 0; }
.qaoa-problem-controls .panel-btn { flex-shrink: 0; padding: 2px 4px; font-size: .61rem; }
#advanced-readout { padding-top: 5px; color: #d2e3fa; font-size: .77rem; line-height: 1.5; overflow: auto; }
#advanced-meter:not([hidden]) { display: grid; grid-template-rows: repeat(5, minmax(0, 1fr)); gap: 5px; min-height: 0; }
.advanced-qubit { display: grid; grid-template-columns: auto 1fr; gap: 3px 8px; align-content: center; padding: 5px 10px; border: 1px solid var(--border); border-radius: 8px; background: var(--bg-panel); font-size: .76rem; min-height: 0; }
.advanced-qubit > span { color: var(--fg-dim); justify-self: end; font-size: .68rem; }
.advanced-qubit > div { grid-column: 1 / -1; }
.advanced-qubit[data-measured="true"] { border-color: var(--ok); }
.advanced-actions { display: grid; grid-template-columns: 150px minmax(0, 1fr); width: clamp(420px, 40vw, 540px); gap: 8px; }
.advanced-actions .algorithm-choice { flex-direction: column; align-items: stretch; white-space: normal; color: #f6cf72; }
.algorithm-choice select { width: 100%; }
.advanced-free-note { font-size: .72rem; line-height: 1.5; }
.vqe-settings input { width: 70px; flex: 1; min-width: 0; }
.vqe-settings output { width: 48px; font-size: .66rem; }
.chsh-settings input { width: 65px; flex: 1; min-width: 0; }
.chsh-settings output { width: 40px; font-size: .66rem; }
.chsh-actions { display: flex; align-items: center; gap: 5px; }
.chsh-actions .panel-btn { padding: 4px 6px; font-size: .67rem; }
.teleport-settings select { max-width: 170px; }
.teleport-buttons { display: flex; gap: 4px; flex-wrap: wrap; }
.teleport-buttons .panel-btn { font-size: .65rem; padding: 4px 6px; }
.advanced-actions fieldset { min-width: 0; margin: 0; padding: 5px 8px 8px; border: 1px solid #9f823d; border-radius: 8px; display: grid; gap: 5px; }
.problem-settings-label { grid-column: 1 / -1; color: #f6cf72; font-size: .68rem; line-height: 1; }
.circuit-role-key { display: flex; flex-wrap: wrap; gap: 3px 12px; margin-bottom: 4px; font-size: .76rem; }
.circuit-role-key > span::before { content: ''; display: inline-block; width: 8px; height: 8px; margin-right: 5px; border-radius: 2px; }
.problem-key { color: #f6cf72; }
.problem-key::before { background: #e5b94c; }
.common-key { color: #d4b7ff; }
.common-key::before { background: #b894ee; }
.advanced-actions legend { color: var(--fg-dim); font-size: .73rem; padding: 0 4px; }
.advanced-actions label { display: flex; align-items: center; gap: 5px; font-size: .72rem; white-space: nowrap; }
.advanced-actions select { min-width: 0; background: var(--bg-panel2); color: var(--fg); border: 1px solid var(--border); border-radius: 6px; padding: 3px; }
.qaoa-angles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
.advanced-actions .qaoa-settings { padding: 3px 6px 5px; gap: 3px; }
.qaoa-angles label { display: grid; grid-template-columns: minmax(0, 1fr) 39px; gap: 2px 4px; min-width: 0; }
.qaoa-angle-caption { grid-column: 1 / -1; font-size: .65rem; line-height: 1.2; }
.gamma-caption { color: #f6cf72; }
.beta-caption { color: #d4b7ff; }
.qaoa-angles input { width: 100%; min-width: 0; margin: 0; accent-color: #53c3eb; }
.qaoa-angles output { width: 39px; font-size: .66rem; font-family: ui-monospace, monospace; }
.qaoa-buttons { display: flex; gap: 4px; flex-wrap: wrap; }
.qaoa-buttons .panel-btn { padding: 4px; font-size: .63rem; }
.qaoa-buttons .panel-btn[hidden] { display: none; }
#advanced-meter[data-training="true"]:not([hidden]) { grid-template-rows: 50px minmax(0, 1fr); }
#advanced-meter[data-training="true"] .advanced-qubit { padding: 3px 8px; }
.qaoa-training { grid-column: 1 / -1; display: grid; grid-template-columns: minmax(190px, .3fr) minmax(0, 1fr); gap: 12px; min-height: 0; overflow: hidden; color: #d2e3fa; }
.qaoa-training-summary { display: flex; flex-direction: column; justify-content: center; min-width: 0; line-height: 1.3; }
.qaoa-training-summary strong { font-size: .71rem; }
.qaoa-training-summary span, .qaoa-training-summary small { font-size: .65rem; }
.qaoa-training-summary small { color: var(--fg-dim); }
.qaoa-trace { position: relative; min-width: 0; min-height: 0; }
.qaoa-trace svg { width: 100%; height: 100%; display: block; }
.qaoa-trace polyline { fill: none; stroke: #7dff9e; stroke-width: 2; vector-effect: non-scaling-stroke; }
.qaoa-trace .qaoa-trial-trace { stroke: #53c3eb; stroke-width: 1.5; }
.qaoa-trace circle { fill: #ffc53d; }
.qaoa-trace-axis { stroke: #527192; fill: none; vector-effect: non-scaling-stroke; }
.qaoa-trace > span { position: absolute; font-size: .55rem; color: #a4b2d0; line-height: 1; }
.qaoa-trace-high { left: 0; top: 0; }
.qaoa-trace-low { left: 0; bottom: 3px; }
.qaoa-trace-label { right: 4px; top: 0; }
#app[data-qubits="5"] .gate-token[data-gate="CMOD"] .theta { font-size: .46rem; }
#app[data-qubits="5"] #board { --row-height: 28px; min-width: 702px; padding-top: 20px; }
#app[data-qubits="5"] #board-wrap { overflow-y: hidden; }
#app[data-qubits="5"] #row-measurements:not([hidden]) { grid-template-rows: repeat(5, 28px); padding-top: 20px; position: relative; }
#app[data-qubits="5"] #row-measurements::before { content: attr(data-stage-label); position: absolute; top: 0; font-size: .6rem; color: #b8c8e4; white-space: nowrap; }
.circuit-stages { position: absolute; top: 0; left: 34px; right: 0; height: 18px; display: grid; grid-template-columns: repeat(var(--cols), minmax(0, 1fr)); gap: 4px; color: var(--fg-dim); font-size: .62rem; line-height: 18px; }
.circuit-stages[data-edited="true"] { display: flex; gap: 12px; }
.circuit-stages[data-edited="true"] > span { flex: 0 0 auto; }
.stage-common, .stage-problem { border-radius: 4px; padding: 0 4px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.stage-common { background: #49356966; color: #dac7fa; }
.stage-problem { background: #8d682a66; color: #f6cf72; }
.cell[data-part="common"] { background: #49356922; }
.cell[data-part="problem"] { background: #8d682a33; border-color: #e5b94c88; }
.gate-token[data-part="problem"]:not(.multi-selected) { outline: 1px solid #f6cf72; outline-offset: 1px; }
.cnot-ctrl[data-part="problem"] { border-color: #f6cf72; color: #f6cf72; }
.cnot-link[data-part="problem"] { background: #f6cf72; }
#board[data-preview="input"] .cell[data-after-preparation="true"], #board[data-preview="input"] .cnot-link { opacity: .3; }
#booth.locked #board[data-preview="input"] { opacity: 1; }
#measure-btn:disabled { cursor: default; filter: saturate(.3); opacity: .6; }
#app[data-qubits="5"] .cell .gate-token { width: 26px; height: 26px; font-size: .72rem; }
#app[data-qubits="5"] .cell .gate-token .theta { bottom: 0; }
#app[data-qubits="5"] .qubit-measure-btn:disabled:not([data-measured="true"]) { opacity: .45; cursor: default; }
#app[data-qubits="5"] .cell .cnot-ctrl { width: 21px; height: 21px; font-size: .68rem; }
#app[data-qubits="5"] .qubit-measure-btn { width: 27px; height: 27px; font-size: .75rem; }
.quiz-progress { font-size: .73rem; color: var(--fg-dim); }
.quiz-hint { max-height: 280px; overflow-y: auto; }
.hint-text { inset: 40px 110px 8px 8px; max-height: none; overflow-y: auto; }
#course-region { position: relative; min-width: 0; }
#circuit-editor { display: grid; grid-template-columns: minmax(0, 1fr) 38px; gap: 4px; flex: 1 1 auto; min-width: 0; align-self: flex-start; }
#row-measurements:not([hidden]) { display: grid; grid-template-rows: repeat(3, 52px); gap: 4px; justify-items: center; align-items: center; }
.qubit-measure-btn { width: 32px; height: 32px; border-radius: 50%; border: 2px solid #ffd700; background: #efbb37; color: #241500; font: bold .9rem ui-monospace, monospace; cursor: pointer; }
.qubit-measure-btn[data-measured="true"] { background: #173b21; border-color: var(--ok); color: var(--ok); opacity: 1; }
#measure-btn[hidden], #measurement-mode-control[hidden] { display: none; }
#measurement-mode-select { max-width: 150px; padding: 5px; border-radius: 7px; border: 1px solid var(--border); background: var(--bg-panel); color: var(--fg); font-size: .7rem; }
#booth { position: relative; }
.board-help summary { cursor: pointer; }
.board-help[open] { z-index: 30; background: var(--bg-panel2); border: 1px solid var(--accent2); border-radius: 8px; padding: 8px 10px; box-shadow: 0 6px 24px #0009; overflow: auto; max-height: 190px; }
.board-help > div { margin-top: 6px; }
.qubit-readouts { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.qubit-readout { grid-template-columns: 1fr; gap: 2px; min-width: 0; font-size: .7rem; }
.qubit-readout strong { font-size: .76rem; overflow-wrap: anywhere; }
.qubit-state { justify-self: start; }
.partial-message { font-size: .74rem; line-height: 1.45; }

@media (min-width: 900px) {
  #app { max-width: 1280px; height: 100dvh; min-height: 650px; padding: 8px 12px; display: grid; grid-template-rows: 48px minmax(200px, 1fr) 136px 224px 20px; gap: 8px; }
  #topbar { flex-wrap: nowrap; gap: 10px; min-width: 0; }
  #topbar h1 { font-size: 1rem; }
  #topbar h1 .sub { display: none; }
  #course-tabs { margin-left: auto; flex: 0 0 auto; }
  .tab { padding: 6px 11px; font-size: .78rem; }
  .image-set-control { align-self: center; flex: 0 0 auto; gap: 4px; font-size: .72rem; }
  .image-set-control > span { display: none; }
  #visualization { display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr) 104px; gap: 8px; min-height: 0; }
  #floor-area { height: 100%; aspect-ratio: auto; min-height: 0; }
  #meter { grid-template-columns: repeat(8, minmax(0, 1fr)); grid-template-rows: minmax(0, 1fr); gap: 5px; min-height: 0; }
  #advanced-meter:not([hidden]) { grid-template-columns: repeat(5, minmax(0, 1fr)); grid-template-rows: minmax(0, 1fr); }
  .meter-col { padding: 4px 6px; gap: 2px; min-height: 0; }
  .meter-bar-wrap { height: auto; min-height: 20px; flex: 1 1 auto; }
  .meter-name { min-height: 0; font-size: .67rem; white-space: nowrap; }
  .meter-bits { font-size: .68rem; line-height: 1; }
  .meter-pct { font-size: .68rem; }
  #course-region { height: 136px; display: grid; grid-template-columns: minmax(0, 1fr); gap: 8px; }
  #course-region:has(#qubit-measurement:not([hidden])) { grid-template-columns: minmax(0, 1fr) 360px; }
  #course-panel { height: 100%; min-height: 0; padding: 9px 12px; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; grid-template-rows: 25px minmax(0, 1fr); gap: 7px 10px; overflow: hidden; }
  .panel-badge { grid-row: 1; grid-column: 1; align-self: center; justify-self: start; }
  .challenge-list { grid-row: 1; grid-column: 2; }
  .quiz-progress { grid-row: 1; grid-column: 2 / -1; }
  .panel-text { grid-row: 2; grid-column: 1 / 3; min-height: 0; overflow-y: auto; font-size: .82rem; line-height: 1.5; }
  .panel-actions { grid-row: 2; grid-column: 3; align-self: center; flex-direction: column; }
  .panel-btn { padding: 6px 10px; font-size: .76rem; white-space: nowrap; }
  .panel-actions.advanced-actions { grid-row: 1 / -1; }
  .lesson-list { grid-row: 1; grid-column: 1 / -1; }
  #course-panel:has(.lesson-list) .panel-badge { grid-row: 2; grid-column: 1; }
  #course-panel:has(.lesson-list) .panel-text { grid-row: 2; grid-column: 2; }
  #qubit-measurement:not([hidden]) { height: 100%; min-height: 0; padding: 8px; gap: 6px; overflow-y: auto; align-content: start; }
  #booth { min-height: 0; height: 224px; padding: 10px 12px 28px; gap: 10px; }
  #palette-wrap { flex: 0 0 192px; }
  #palette { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 7px 4px; }
  .palette-token { height: 36px; width: 36px; font-size: .95rem; }
  .palette-caption { font-size: .5rem; max-width: 44px; }
  .palette-item { gap: 2px; }
  #controls { min-width: 90px; justify-content: center; gap: 7px; }
  .board-help { position: absolute; left: 218px; right: 114px; bottom: 6px; margin: 0; font-size: .68rem; }
  #credit { padding-top: 2px; font-size: .62rem; line-height: 1.3; overflow: hidden; }
}
@media (max-width: 899px) {
  #advanced-stage[data-qaoa="true"] { grid-template-columns: 128px minmax(0, 1fr); column-gap: 4px; }
  #floor-area, #advanced-stage:not([hidden]) { height: 200px; }
  #advanced-meter:not([hidden]) { height: 118px; grid-template-columns: repeat(5, minmax(0, 1fr)); grid-template-rows: minmax(0, 1fr); }
  #advanced-meter[data-training="true"]:not([hidden]) { grid-template-rows: 67px minmax(0, 1fr); }
  #advanced-meter[data-training="true"] .advanced-qubit { padding: 3px; font-size: .6rem; }
  #advanced-meter[data-training="true"] .advanced-qubit > span { font-size: .53rem; }
  .qaoa-training { grid-template-columns: 150px minmax(0, 1fr); gap: 4px; }
  .qaoa-training-summary strong { font-size: .65rem; }
  .qaoa-training-summary span, .qaoa-training-summary small { font-size: .57rem; }
  .qaoa-trace-label { font-size: .48rem !important; }
  #advanced-title { font-size: .74rem; }
  #advanced-readout { font-size: .67rem; }
  .advanced-qubit { padding: 4px; grid-template-columns: minmax(0, 1fr); font-size: .68rem; align-items: center; overflow-wrap: anywhere; }
  .advanced-qubit > div { grid-column: 1; grid-row: auto; }
  .advanced-qubit > span { justify-self: start; font-size: .63rem; }
  .advanced-actions { width: auto; grid-template-columns: minmax(0, 1fr); gap: 5px; }
  .advanced-actions .algorithm-choice { flex-direction: row; align-items: center; }
  .algorithm-choice select { width: auto; flex: 1; }
  .qaoa-angles label { flex-wrap: nowrap; }
  .advanced-actions label { flex-wrap: wrap; }
  .advanced-actions .panel-btn { padding: 5px 7px; font-size: .7rem; }
  .hint-text { inset: 40px 8px 48px; }
  #app { gap: 8px; }
  #topbar { position: relative; flex-wrap: wrap; gap: 7px; }
  .site-brand { flex-basis: 100%; padding-right: 92px; }
  #topbar h1 { white-space: normal; font-size: 1rem; }
  #topbar h1 .sub { display: none; }
  #course-tabs { margin-left: 0; gap: 4px; flex-wrap: wrap; }
  .tab { padding: 6px 9px; font-size: .78rem; }
  .language-control { position: absolute; right: 2px; top: 2px; }
  .image-set-control { margin-left: auto; align-self: center; font-size: .72rem; }
  .image-set-control > span { display: none; }
  #visualization { display: grid; grid-template-columns: minmax(0, 1fr); grid-template-rows: 200px 118px; gap: 8px; }
  #floor-area { height: 200px; aspect-ratio: auto; }
  #meter { grid-template-columns: repeat(8, minmax(0, 1fr)); grid-template-rows: minmax(0, 1fr); gap: 4px; height: 118px; }
  .meter-col { min-height: 0; padding: 4px; gap: 2px; }
  .meter-caption { width: 100%; flex-direction: column; align-items: center; gap: 1px; }
  .meter-pct { font-size: .51rem; }
  .meter-bar-wrap { min-height: 28px; height: auto; flex: 1; }
  .meter-name { width: 100%; min-height: 3.3em; font-size: .55rem; line-height: 1.1; overflow-wrap: anywhere; }
  #course-region { height: 330px; display: grid; grid-template-rows: minmax(0, 1fr); gap: 6px; }
  #course-region:has(#qubit-measurement:not([hidden])) { grid-template-rows: 170px minmax(0, 1fr); }
  #course-panel { height: 100%; min-height: 0; display: grid; grid-template-rows: auto minmax(0, 1fr) auto; grid-template-columns: minmax(0, 1fr); gap: 6px; padding: 10px; overflow: hidden; }
  .lesson-list, .challenge-list { grid-row: 1; grid-column: 1; flex-wrap: wrap; gap: 4px; }
  .lesson-list .challenge-dot { width: 22px; height: 22px; }
  .panel-badge { display: none; }
  .panel-text { grid-row: 2; grid-column: 1; min-height: 0; overflow-y: auto; font-size: .82rem; line-height: 1.5; }
  .panel-actions { grid-row: 3; grid-column: 1; }
  #course-panel:has(.advanced-actions) { grid-template-rows: minmax(0, 1fr) auto; }
  #course-panel .advanced-description { grid-row: 1; align-self: stretch; }
  #course-panel .advanced-actions { grid-row: 2; }
  #qubit-measurement:not([hidden]) { min-height: 0; overflow-y: auto; padding: 7px; gap: 5px; }
  #booth { flex-direction: column; height: 400px; min-height: 0; gap: 8px; padding: 9px 10px; }
  #palette-wrap { flex: 0 0 96px; }
  #palette { display: flex; flex-wrap: wrap; gap: 7px; justify-content: center; }
  .palette-token { width: 32px; height: 32px; font-size: .9rem; }
  .palette-caption { font-size: .47rem; }
  .booth-label { margin-bottom: 3px; }
  #circuit-editor { flex: 0 0 176px; width: 100%; }
  #controls { flex-direction: row; height: 76px; flex: 0 0 76px; gap: 8px; width: 100%; }
  .board-help { position: absolute; left: 12px; right: 12px; bottom: 87px; margin: 0; font-size: .64rem; }
  #measurement-mode-select { max-width: 110px; font-size: .65rem; }
}