/* ルーティンノート — iPad / wide browser layout */
.tablet-edit-layout,
.tablet-edit-side,
.tablet-edit-main,
.tablet-practice-layout,
.tablet-practice-side,
.tablet-practice-main,
.tablet-edit-save-actions {
  display: contents;
}
.home-wide-routines { display: none; }

@media (min-width: 768px) {
  #app {
    width: min(94vw, 1040px);
    max-width: 1040px;
    padding-inline: 24px;
  }
  #app:not(:has(> .home-simple-shell)) {
    padding-inline: 24px;
  }
  #app:not(:has(> .home-simple-shell)) > .topbar {
    margin-inline: -24px;
    padding-inline: 20px;
  }
  .topbar:has(.back-btn) {
    grid-template-columns: minmax(64px, auto) minmax(0, 1fr) minmax(64px, auto);
  }
  .topbar:has(.back-btn) h1 { font-size: 19px; }
  .topbar .back-btn {
    justify-self: start;
    width: max-content;
    min-width: 0;
    min-height: 44px;
    padding-inline: 7px 9px;
  }
  .card { padding-inline: 18px; }
  .bottombar {
    width: min(94vw, 1040px);
    max-width: 1040px;
    padding-inline: 24px;
  }

  /* ホームはスマホと同じ読み順のまま、各セクションを横長に広げる。 */
  .home-simple-shell { margin-inline: -24px; }
  .home-binder-edge { width: 46px; }
  .home-binder-edge::before {
    inset-inline: 11px;
    background-size: 22px 76px;
  }
  .home-paper-sheet {
    margin-left: 39px;
    padding-inline: 54px 34px;
  }
  .home-simple-head { min-height: calc(78px + var(--safe-top)); }
  .home-title-block h1 { font-size: 24px; }
  .home-title-block > small { font-size: 9px; }
  .home-simple-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
    gap: 26px;
    padding-top: 36px;
  }
  .home-practice-button { min-height: 94px; }
  .home-practice-copy > span { font-size: 23px; }
  .home-recent { margin-top: 0; }
  .home-routine-card .routine-row .actions {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
  .home-paper-space { min-height: 132px; }
  .home-library-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
  .home-library-grid .home-library-videos {
    grid-column: auto;
    min-height: 72px;
  }
  .home-library-grid button { min-height: 72px; padding-inline: 14px; }
  .home-library-copy b { font-size: 13px; }

  /* 一覧は一つのルーティンを一行として扱い、iPadの横幅いっぱいに読む。 */
  .routine-stack-list {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
    gap: 18px;
  }
  .routine-stack-list > h2 { grid-column: 1 / -1; margin-bottom: 0; }
  .routine-stack-list > .empty { grid-column: 1 / -1; }
  .routine-stack-list .routine-card {
    width: 100%;
    margin-block: 6px 16px;
  }
  .routine-stack-list .routine-row .actions {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  /* 縦向きでもプレビューを少し大きくし、左右の余白を情報に戻す。 */
  .practice-now { --practice-preview-size: 222px; }
  .practice-now-copy strong { font-size: 20px; }
  .practice-now-meta { font-size: 12px; }
  .editor-step { padding-left: 50px; }
  .editor-step .es-lead { width: 40px; }
  .drag-handle { width: 40px; }
  .editor-step .es-name-field input[type=text] { font-size: 18px; }
  .stat-overview { gap: 14px; }
  .stat-box { min-height: 104px; }

  /* 長尺動画の一括登録もカードを横幅に合わせる。 */
  .batch-import-layout { gap: 18px; }
  .batch-source video { max-height: 58vh; }
  .batch-segment-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .batch-segment { grid-template-columns: 1fr; align-content: start; }
  .batch-link-status { text-align: left; }
}

/* 横向きiPadとPCは、同じ見開き型のワイドUIを使う。 */
@media (min-width: 900px) and (orientation: landscape), (min-width: 1200px) {
  .topbar:has(.back-btn) {
    grid-template-columns: minmax(96px, 1fr) minmax(0, 2fr) minmax(96px, 1fr);
  }
  .routine-head-actions { justify-self: end; }

  .home-simple-main { display: none; }
  .home-wide-routines {
    position: relative;
    z-index: 1;
    display: block;
    padding-top: 36px;
  }
  .home-wide-routines-head {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 14px;
    padding-bottom: 9px;
    border-bottom: 1px dashed var(--sheet-muted);
  }
  .home-wide-routines-head small {
    display: block;
    color: var(--sheet-tab-rust);
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 9px;
    font-weight: 850;
    letter-spacing: .12em;
  }
  .home-wide-routines-head h2 {
    margin: 2px 0 0;
    color: var(--sheet-ink);
    font-size: 22px;
    line-height: 1.2;
  }
  .home-wide-routines-head button {
    min-height: 44px;
    padding: 0 18px;
    border: 1px solid #77766e;
    border-radius: 5px;
    background: var(--sheet-paper-raised);
    color: var(--sheet-accent-edge);
    font-size: 13px;
    font-weight: 800;
    box-shadow: 0 3px 0 var(--sheet-shadow);
  }
  .home-wide-routine-list { display: grid; gap: 18px; }
  .home-wide-routine-list .home-routine-card { margin: 0; }
  .home-wide-previous-label {
    margin-bottom: -12px;
    color: var(--sheet-muted);
    font-size: 10px;
    font-weight: 760;
    letter-spacing: .055em;
  }

  .tablet-edit-layout,
  .tablet-practice-layout {
    display: grid;
    grid-template-columns: minmax(340px, .78fr) minmax(0, 1.22fr);
    align-items: start;
    gap: 26px;
  }
  .tablet-edit-side,
  .tablet-edit-main,
  .tablet-practice-side,
  .tablet-practice-main {
    display: block;
    min-width: 0;
  }
  .tablet-edit-side,
  .tablet-record-layout > .tablet-practice-side,
  .tablet-part-layout > .tablet-practice-side {
    position: sticky;
    top: calc(84px + var(--safe-top));
    align-self: start;
  }
  .tablet-edit-side .practice-now,
  .tablet-practice-side .practice-now {
    position: relative;
    top: auto;
    z-index: 1;
  }
  .tablet-edit-side .practice-now,
  .tablet-practice-side .practice-now { --practice-preview-size: 190px; }
  .tablet-edit-side .routine-name-card,
  .tablet-edit-side .music-card,
  .tablet-practice-side .music-card { margin-bottom: 18px; }
  .tablet-step-card { margin-bottom: 16px; }
  .tablet-edit-save-actions {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, .72fr);
    gap: 10px;
  }
  .tablet-edit-save-actions .btn { margin: 0; }
  .tablet-edit-save-actions .btn:only-child {
    grid-column: 1 / -1;
    width: 100%;
  }

  /* 通し練習: 左で現在位置と再生、右でミスを記録する。 */
  .tablet-record-layout .run-start-btn { min-height: 126px; }
  .tablet-record-layout .run-start-number { font-size: 30px; }
  .tablet-record-layout .runbar { gap: 6px; }
  .tablet-record-layout .runbar .stat { flex: 1 1 auto; }
  .tablet-record-layout .music-card { margin-bottom: 0; }
  .tablet-practice-main .clean-btn { margin-top: 4px; }

  /* パート練習は動画プレビューを参照ページとして固定する。 */
  .tablet-part-layout {
    grid-template-columns: minmax(330px, .74fr) minmax(0, 1.26fr);
  }
  .tablet-part-layout .tablet-practice-side .practice-now {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    height: auto;
    min-height: 0;
    padding: 14px;
  }
  .tablet-part-layout .practice-now-copy {
    min-height: 74px;
    padding: 4px 6px 12px;
  }
  .tablet-part-layout .practice-now-media {
    width: 100%;
    min-width: 0;
    max-width: none;
    height: auto;
    min-height: 0;
    max-height: none;
    aspect-ratio: 1;
  }
  .tablet-part-layout .tablet-practice-main > .music-card { margin-bottom: 0; }

  /* 長尺動画は左で映像を固定し、右でキューと登録方法を詰める。 */
  .batch-import-layout {
    grid-template-columns: minmax(340px, .82fr) minmax(0, 1.18fr);
    align-items: start;
    gap: 26px;
  }
  .batch-import-layout > .batch-source {
    position: sticky;
    top: calc(84px + var(--safe-top));
    grid-column: 1;
    grid-row: 1 / span 2;
  }
  .batch-import-layout > .batch-cut-editor,
  .batch-import-layout > .batch-list-card,
  .batch-import-layout > .batch-save-panel {
    grid-column: 2;
  }
}

/* PCでは紙面を広げるが、読み線が長くなりすぎないところで止める。 */
@media (min-width: 1200px) {
  #app {
    width: min(94vw, 1380px);
    max-width: 1380px;
    padding-inline: 32px;
  }
  #app:not(:has(> .home-simple-shell)) {
    padding-inline: 32px;
  }
  #app:not(:has(> .home-simple-shell)) > .topbar {
    margin-inline: -32px;
    padding-inline: 28px;
  }
  .bottombar {
    width: min(94vw, 1380px);
    max-width: 1380px;
    padding-inline: 32px;
  }

  .home-simple-shell { margin-inline: -32px; }
  .home-binder-edge { width: 52px; }
  .home-binder-edge::before {
    inset-inline: 13px;
    background-size: 24px 78px;
  }
  .home-paper-sheet {
    margin-left: 44px;
    padding-inline: 72px 46px;
  }
  .home-simple-head { min-height: calc(82px + var(--safe-top)); }
  .home-title-block h1 { font-size: 27px; }
  .home-wide-routines { padding-top: 42px; }
  .home-wide-routines-head h2 { font-size: 25px; }
  .home-paper-space { min-height: 150px; }
  .home-library-grid { gap: 16px; }
  .home-library-grid button {
    min-height: 78px;
    padding-inline: 18px;
  }
  .home-library-copy b { font-size: 14px; }

  /* PCでは使い方と全体設定を、現在の作業を残したまま右側で参照する。 */
  body[data-wide-panel] #sheet-backdrop {
    background: rgba(24, 25, 23, .34);
  }
  #sheet:not(.wide-side-sheet) {
    top: 50%;
    right: auto;
    bottom: auto;
    left: 50%;
    width: min(620px, calc(100vw - 96px));
    max-width: none;
    max-height: min(84dvh, 760px);
    margin: 0;
    padding: 22px 26px 28px 38px;
    border-radius: 7px;
    box-shadow: 0 8px 0 color-mix(in srgb, var(--paper-shadow) 76%, transparent),
      0 26px 70px rgba(0, 0, 0, .34);
    transform: translate(-50%, -50%);
    animation: wideModalIn .2s cubic-bezier(.22, .78, .28, 1);
  }
  #sheet:not(.wide-side-sheet) > .grabber { display: none; }
  #sheet.trim-sheet:not(.wide-side-sheet) {
    width: min(880px, calc(100vw - 96px));
    max-height: 90dvh;
    padding-inline: 30px;
  }
  #sheet.wide-side-sheet {
    top: 0;
    right: 0;
    bottom: 0;
    left: auto;
    width: min(520px, 42vw);
    height: 100dvh;
    max-width: none;
    max-height: none;
    margin: 0;
    padding: 0 26px 34px 38px;
    border: 0;
    border-left: 8px solid var(--blue);
    border-radius: 0;
    box-shadow: -12px 0 0 color-mix(in srgb, var(--paper-shadow) 65%, transparent),
      -30px 0 60px rgba(0, 0, 0, .25);
    animation: widepanelin .24s cubic-bezier(.22, .78, .28, 1);
  }
  #sheet.wide-side-sheet > .grabber { display: none; }
  .wide-side-panel-head {
    position: sticky;
    top: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    min-height: 84px;
    margin: 0 -8px 18px -16px;
    padding: 14px 8px 12px 16px;
    border-bottom: 2px solid var(--text);
    background: color-mix(in srgb, var(--sheet-bg) 95%, transparent);
  }
  .wide-side-panel-head small {
    display: block;
    margin-bottom: 3px;
    color: var(--sheet-tab-rust);
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 9px;
    font-weight: 850;
    letter-spacing: .12em;
  }
  #sheet .wide-side-panel-head h3 {
    margin: 0;
    font-size: 24px;
    line-height: 1.2;
  }
  .wide-side-panel-close {
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
    border: 1px solid #77766e;
    border-radius: 4px;
    background: var(--sheet-paper-raised);
    color: var(--danger);
    font-size: 29px;
    line-height: 1;
    box-shadow: 0 3px 0 var(--sheet-shadow);
  }
  .wide-side-panel-body { padding-bottom: 28px; }
  .wide-side-panel-body > .card { margin-bottom: 14px; }
  .wide-side-panel-body .help-guide-card h2 { font-size: 16px; }
  .wide-side-panel-body .help-quick-steps li { font-size: 13px; }
  body[data-wide-panel="help"] .home-help-btn,
  body[data-wide-panel="settings"] .global-settings-btn {
    background: var(--sheet-tab-rust);
    color: #fff;
    box-shadow: 0 2px 0 #7d481d;
  }

  .tablet-edit-layout,
  .tablet-record-layout {
    grid-template-columns: minmax(360px, 440px) minmax(0, 1fr);
    gap: 34px;
  }
  .tablet-part-layout {
    grid-template-columns: minmax(380px, 470px) minmax(0, 1fr);
    gap: 34px;
  }
  .tablet-edit-side .practice-now,
  .tablet-practice-side .practice-now {
    --practice-preview-size: 210px;
  }
  .editor-step .es-name-field input[type=text] { font-size: 19px; }

  .batch-import-layout {
    grid-template-columns: minmax(390px, 470px) minmax(0, 1fr);
    gap: 34px;
  }
  .batch-source video { max-height: 62vh; }
  .batch-segment-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@keyframes widepanelin {
  from { transform: translateX(100%); opacity: .75; }
  to { transform: translateX(0); opacity: 1; }
}
@keyframes wideModalIn {
  from { transform: translate(-50%, calc(-50% + 24px)) scale(.985); opacity: .72; }
  to { transform: translate(-50%, -50%) scale(1); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  #sheet.wide-side-sheet,
  #sheet:not(.wide-side-sheet) { animation: none; }
}