/* 이미지딕 딕테이션 풀이 화면 */
:root {
    --dt-bg: #f8fafc; --dt-card: #ffffff; --dt-line: #e2e8f0; --dt-text: #0f172a; --dt-sub: #64748b; --dt-body: #334155;
    --dt-pri: #4f46e5; --dt-pri-d: #3730a3; --dt-pri-l: #eef2ff; --dt-pri-b: #c7d2fe;
    --dt-ok: #dcfce7; --dt-ok-t: #14532d; --dt-bad: #fee2e2; --dt-bad-t: #7f1d1d; --dt-miss: #fffbeb; --dt-miss-t: #92400e; --dt-miss-b: #b45309;
    --dt-sp: #e0f2fe; --dt-sp-t: #075985;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--dt-bg); color: var(--dt-text); font-family: -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif; font-size: 15px; line-height: 1.5; }
button { font-family: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent; }
button:disabled { cursor: default; opacity: .45; }
svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: 0 0 auto; }
svg.fill { fill: currentColor; stroke: none; }
a { color: var(--dt-pri-d); }

.dt-app { max-width: 640px; margin: 0 auto; min-height: 100vh; min-height: 100dvh; background: var(--dt-bg); }
.dt-loading, .dt-empty { padding: 80px 16px; text-align: center; color: var(--dt-sub); font-size: 15px; }
.dt-empty .dt-btn { margin: 16px auto 8px; }

/* 머리 */
.dt-top { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 8px; min-height: 56px; padding: 6px 10px; padding-top: max(6px, env(safe-area-inset-top)); background: var(--dt-card); border-bottom: 1px solid var(--dt-line); }
.dt-ico { width: 42px; height: 42px; display: inline-flex; align-items: center; justify-content: center; border: 0; background: none; color: #475569; border-radius: 10px; text-decoration: none; }
.dt-ico svg { width: 24px; height: 24px; }
.dt-top-t { flex: 1; min-width: 0; font-size: 16px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dt-top-r { display: flex; align-items: center; }
.dt-top-link { font-size: 14px; font-weight: 700; text-decoration: none; padding: 8px 10px; }
button.dt-top-link { border: 0; background: none; color: var(--dt-pri-d); font-family: inherit; }
.dt-help-ico { width: 38px; height: 38px; }
.dt-help-ico svg { width: 22px; height: 22px; }
.dt-top-sc { font-size: 15px; font-weight: 800; color: var(--dt-pri-d); padding-right: 6px; }
.dt-prog { height: 5px; background: var(--dt-line); }
.dt-prog i { display: block; height: 100%; background: var(--dt-pri); transition: width .3s; }

.dt-modesw { display: inline-flex; background: #f1f5f9; border-radius: 10px; padding: 3px; }
.dt-modesw button { display: inline-flex; align-items: center; gap: 4px; min-height: 34px; padding: 0 10px; border: 0; background: none; border-radius: 8px; font-size: 13px; font-weight: 700; color: var(--dt-sub); }
.dt-modesw button svg { width: 16px; height: 16px; }
.dt-modesw button.on { background: var(--dt-card); color: var(--dt-pri-d); box-shadow: 0 1px 2px rgba(15, 23, 42, .12); }

/* 본문 */
.dt-main { padding: 16px; display: flex; flex-direction: column; gap: 14px; }
.dt-hero h1 { margin: 4px 0 2px; font-size: 22px; font-weight: 800; letter-spacing: -.01em; }
.dt-hero p { margin: 0; color: var(--dt-sub); font-size: 14px; }
.dt-box { background: var(--dt-card); border: 1px solid var(--dt-line); border-radius: 14px; padding: 14px; display: flex; flex-direction: column; gap: 10px; }
.dt-lab { font-size: 15px; font-weight: 800; }
.dt-note { margin: 0; font-size: 13px; color: var(--dt-sub); line-height: 1.6; }
.dt-note-tight { margin-top: -6px; }
.dt-warn { margin: 0 0 8px; padding: 8px 10px; border-radius: 8px; background: var(--dt-miss); color: var(--dt-miss-t); font-size: 14px; }
.dt-link { display: flex; align-items: center; justify-content: center; min-height: 44px; font-size: 15px; font-weight: 700; text-decoration: none; }

.dt-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 48px; padding: 0 18px; border-radius: 12px; border: 1px solid var(--dt-pri-b); background: var(--dt-pri-l); color: var(--dt-pri-d); font-size: 16px; font-weight: 700; text-decoration: none; }
.dt-btn-main { border: 0; background: var(--dt-pri); color: #fff; }
.dt-btn-main:active { background: #4338ca; }
.dt-btn-sub { background: var(--dt-card); color: var(--dt-body); border-color: #cbd5e1; }

/* 시작 */
.dt-seg2, .dt-seg3 { display: grid; gap: 8px; }
.dt-seg2 { grid-template-columns: 1fr 1fr; }
.dt-seg2.dt-seg-src { grid-template-columns: repeat(3, 1fr); }
.dt-seg-src button { padding: 10px 4px; }
.dt-seg-src button b { white-space: nowrap; letter-spacing: -.02em; }
.dt-seg-src button span { display: flex; flex-direction: column; align-items: center; line-height: 1.35; }
.dt-seg-src button span i { font-style: normal; white-space: nowrap; }
.dt-seg3 { grid-template-columns: repeat(3, 1fr); }
.dt-seg2 button, .dt-seg3 button { min-height: 48px; padding: 10px; border: 1px solid #cbd5e1; border-radius: 12px; background: var(--dt-card); color: var(--dt-body); font-size: 15px; font-weight: 700; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; }
.dt-seg2 button span { font-size: 13px; font-weight: 500; color: var(--dt-sub); }
.dt-seg2 button.on, .dt-seg3 button.on { border: 2px solid var(--dt-pri); background: var(--dt-pri-l); color: var(--dt-pri-d); }
.dt-modes { display: grid; gap: 8px; }
.dt-modes button { display: grid; grid-template-columns: 26px 1fr; gap: 2px 10px; align-items: start; text-align: left; padding: 12px; border: 1px solid #cbd5e1; border-radius: 12px; background: var(--dt-card); color: var(--dt-body); }
.dt-modes button svg { grid-row: span 2; width: 24px; height: 24px; margin-top: 2px; color: var(--dt-sub); }
.dt-modes button b { font-size: 16px; color: var(--dt-text); }
.dt-modes button span { font-size: 13px; color: var(--dt-sub); line-height: 1.55; }
.dt-modes button.on { border: 2px solid var(--dt-pri); background: var(--dt-pri-l); }
.dt-modes button.on svg, .dt-modes button.on b { color: var(--dt-pri-d); }
.dt-resume { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 14px; border-radius: 14px; background: var(--dt-pri-l); border: 1px solid var(--dt-pri-b); }
.dt-resume b { display: block; font-size: 15px; color: var(--dt-pri-d); }
.dt-resume span { font-size: 13px; color: var(--dt-body); }
.dt-resume .dt-btn { min-height: 42px; background: var(--dt-pri); color: #fff; border: 0; font-size: 15px; }
.dt-empty-box { text-align: center; align-items: center; }
.dt-empty-box b { font-size: 16px; }
.dt-empty-box p { margin: 0; font-size: 14px; color: var(--dt-sub); }

/* 풀이 */
.dt-play { padding-bottom: 110px; }
.dt-ctx { display: flex; flex-direction: column; gap: 8px; }
.dt-wchip { align-self: flex-start; font-size: 13px; font-weight: 700; color: var(--dt-pri-d); background: var(--dt-pri-l); border-radius: 20px; padding: 4px 10px; }
.dt-prev, .dt-now { display: flex; align-items: flex-start; gap: 8px; font-size: 15px; }
.dt-prev { color: var(--dt-sub); }
.dt-now-t { color: var(--dt-pri-d); font-weight: 700; }
.dt-sp { flex: 0 0 auto; width: 26px; height: 26px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 800; color: #fff; background: #0891b2; }
.dt-sp-B { background: #db2777; }

.dt-player { display: flex; align-items: center; gap: 16px; padding: 6px 0; }
.dt-big { width: 76px; height: 76px; border-radius: 50%; border: 0; background: var(--dt-pri); color: #fff; display: inline-flex; align-items: center; justify-content: center; box-shadow: 0 6px 18px rgba(79, 70, 229, .3); flex: 0 0 auto; }
.dt-big svg { width: 34px; height: 34px; }
.dt-big.is-on { background: #4338ca; animation: dtPulse 1.2s ease-in-out infinite; }
@keyframes dtPulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(79, 70, 229, .35); } 50% { box-shadow: 0 0 0 10px rgba(79, 70, 229, 0); } }
.dt-pl-side { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.dt-pill { display: inline-flex; align-items: center; gap: 6px; min-height: 38px; padding: 0 14px; border-radius: 20px; border: 1px solid #cbd5e1; background: var(--dt-card); color: var(--dt-body); font-size: 14px; font-weight: 700; }
.dt-pill svg { width: 15px; height: 15px; }
.dt-pill[hidden] { display: none; }
.dt-pill.on { border-color: var(--dt-pri); background: var(--dt-pri-l); color: var(--dt-pri-d); }
.dt-plays { font-size: 13px; color: var(--dt-sub); }
.dt-pl-tip { font-size: 13px; color: #94a3b8; }
.dt-pl-side .dt-save { margin-top: 2px; min-height: 34px; padding: 0 12px; }
.dt-save svg { width: 15px; height: 15px; }
.dt-save.on { border-color: #f59e0b; background: #fffbeb; color: #92400e; }
.dt-save.on svg { fill: currentColor; }
.dt-toast { position: fixed; left: 50%; bottom: 96px; z-index: 120; max-width: calc(100% - 32px); transform: translate(-50%, 12px); padding: 10px 16px; border-radius: 12px; background: #0f172a; color: #fff; font-size: 14px; line-height: 1.5; text-align: center; opacity: 0; pointer-events: none; transition: opacity .2s, transform .2s; }
.dt-toast.on { opacity: 1; transform: translate(-50%, 0); }
.dt-speed { display: flex; align-items: center; gap: 8px; }
.dt-speed-l, .dt-speed-u { flex: 0 0 auto; font-size: 13px; font-weight: 700; color: var(--dt-sub); }
.dt-speed-r { flex: 1; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 4px; padding: 3px; border-radius: 10px; background: #f1f5f9; }
.dt-speed-r button { min-height: 34px; padding: 0; border: 0; border-radius: 8px; background: none; color: var(--dt-body); font-size: 14px; font-weight: 700; }
.dt-speed-r button.on { background: var(--dt-card); color: var(--dt-pri-d); box-shadow: 0 1px 2px rgba(15, 23, 42, .12); }
.dt-check .dt-speed { padding-top: 4px; }

.dt-hints { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.dt-hints button { display: inline-flex; align-items: center; gap: 5px; min-height: 36px; padding: 0 12px; border-radius: 18px; border: 1px solid #cbd5e1; background: var(--dt-card); color: var(--dt-body); font-size: 14px; }
.dt-hints button svg { width: 16px; height: 16px; }
.dt-hint-n { font-size: 13px; color: var(--dt-sub); margin-left: auto; }
.dt-hint-box { display: flex; flex-direction: column; gap: 8px; padding: 10px 12px; border-radius: 12px; background: #fefce8; border: 1px solid #fde68a; }
.dt-hint-box[hidden] { display: none; }
.dt-h-img { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--dt-body); font-weight: 700; }
.dt-h-img img { width: 96px; height: 96px; object-fit: cover; border-radius: 10px; background: #f1f5f9; }
.dt-h-ko { margin: 0; font-size: 15px; color: var(--dt-body); }

.dt-ans { position: relative; display: flex; flex-direction: column; gap: 12px; }
.dt-ans.is-lock > :not(.dt-lock) { opacity: .35; pointer-events: none; }
.dt-lock { position: absolute; left: 50%; top: 24px; transform: translateX(-50%); padding: 8px 14px; border-radius: 20px; background: var(--dt-text); color: #fff; font-size: 14px; font-weight: 700; white-space: nowrap; pointer-events: none; }

.dt-line { min-height: 64px; display: flex; flex-wrap: wrap; align-content: flex-start; gap: 6px; padding: 10px; border-radius: 12px; background: var(--dt-card); border: 2px dashed var(--dt-pri-b); }
.dt-line-ph { font-size: 14px; color: #94a3b8; align-self: center; }
.dt-chip { min-height: 38px; padding: 0 11px; border-radius: 8px; border: 0; background: var(--dt-pri); color: #fff; font-size: 16px; font-weight: 600; }
.dt-chip.fx { background: #475569; }
.dt-pool { display: flex; flex-wrap: wrap; gap: 8px; }
.dt-card { min-height: 42px; padding: 0 13px; border-radius: 10px; border: 1px solid #cbd5e1; background: var(--dt-card); color: var(--dt-text); font-size: 16px; font-weight: 600; box-shadow: 0 1px 0 #cbd5e1; }
.dt-card:active { background: var(--dt-pri-l); }
.dt-card.used { visibility: hidden; }
.dt-fixed { display: flex; flex-direction: column; gap: 6px; padding-top: 10px; border-top: 1px solid var(--dt-line); }
.dt-fixed-l { font-size: 13px; color: var(--dt-sub); }
.dt-fixed-r { display: flex; flex-wrap: wrap; gap: 6px; }
.dt-fx { min-width: 44px; min-height: 38px; padding: 0 10px; border-radius: 8px; border: 1px solid #cbd5e1; background: #f1f5f9; color: #334155; font-size: 15px; font-weight: 600; }

.dt-ta { width: 100%; min-height: 110px; padding: 12px; border-radius: 12px; border: 2px solid var(--dt-pri-b); background: var(--dt-card); color: var(--dt-text); font-family: inherit; font-size: 17px; line-height: 1.6; resize: vertical; }
.dt-ta:focus { outline: none; border-color: var(--dt-pri); }
.dt-kb-tip { font-size: 13px; color: var(--dt-sub); }

/* 아래 막대 (휴대폰 자판 위로 따라 올라간다) */
.dt-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 30; max-width: 640px; margin: 0 auto; display: flex; align-items: center; gap: 8px; padding: 10px 12px; padding-bottom: max(10px, env(safe-area-inset-bottom)); background: rgba(255, 255, 255, .97); border-top: 1px solid var(--dt-line); }
.dt-bar-b { display: inline-flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; min-width: 64px; min-height: 48px; border: 0; background: none; color: var(--dt-body); font-size: 13px; border-radius: 10px; }
.dt-bar-ok { flex: 1; }
.dt-bar .dt-btn { flex: 1; }

/* 확인 */
.dt-check { padding-bottom: 110px; }
.dt-perfect { font-size: 15px; font-weight: 800; color: var(--dt-ok-t); }
.dt-sent { display: flex; flex-wrap: wrap; gap: 6px; line-height: 1.3; }
.dt-tk { display: inline-flex; align-items: center; gap: 4px; padding: 6px 9px; border-radius: 7px; border: 0; font-size: 16px; font-family: inherit; text-align: left; }
.dt-tk.ok { background: var(--dt-ok); color: var(--dt-ok-t); }
.dt-tk.miss { background: var(--dt-miss); color: var(--dt-miss-t); outline: 2px dashed var(--dt-miss-b); outline-offset: -2px; font-weight: 700; }
.dt-tk.bad { background: var(--dt-bad); color: var(--dt-bad-t); }
.dt-tk.sp { background: var(--dt-sp); color: var(--dt-sp-t); }
.dt-tk.xt { background: #f1f5f9; color: #94a3b8; }
.dt-tk.skp { background: #f1f5f9; color: var(--dt-text); }
.dt-skipped { font-size: 14px; font-weight: 700; color: var(--dt-sub); }
.dt-tk s { opacity: .75; }
.dt-tk.has-w { cursor: pointer; text-decoration: underline; text-decoration-color: rgba(15, 23, 42, .25); text-underline-offset: 3px; }
.dt-legend { display: flex; flex-wrap: wrap; gap: 6px 12px; font-size: 13px; color: #475569; }
.dt-legend span { display: inline-flex; align-items: center; gap: 5px; }
.lg { display: inline-block; width: 14px; height: 14px; border-radius: 4px; }
.lg.ok { background: var(--dt-ok); } .lg.miss { background: var(--dt-miss); outline: 2px dashed var(--dt-miss-b); outline-offset: -2px; } .lg.bad { background: var(--dt-bad); } .lg.sp { background: var(--dt-sp); }
.dt-ko { margin: 0; padding-top: 10px; border-top: 1px solid #f1f5f9; font-size: 15px; color: var(--dt-body); }
.dt-row { display: flex; flex-wrap: wrap; gap: 8px; }
/* 따라 말하기 */
.dt-spk-row { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.dt-spk-mic { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; padding: 0 18px; border-radius: 22px; border: 0; background: var(--dt-pri); color: #fff; font-size: 15px; font-weight: 800; }
.dt-spk-mic svg { width: 18px; height: 18px; }
.dt-spk-mic.rec { background: #dc2626; }
.dt-spk-res { display: flex; flex-direction: column; gap: 10px; padding: 14px 16px; border: 1px solid var(--dt-line); border-radius: 12px; background: var(--dt-bg); font-size: 16px; font-weight: 600; line-height: 1.6; color: var(--dt-text); }
.dt-spk-res:empty { display: none; }
.dt-spk-res .ok { color: #15803d; font-weight: 800; font-size: 19px; }
.dt-spk-res .no { color: #b45309; font-weight: 800; font-size: 18px; }
.dt-spk-head { font-size: 16px; font-weight: 700; color: var(--dt-text); }
.dt-spk-mark { font-size: 19px; font-weight: 700; color: #15803d; line-height: 1.7; }
.dt-spk-miss { border: 0; background: none; padding: 0; font: inherit; color: #c2410c; font-weight: 800; border-bottom: 2px solid #fdba74; cursor: pointer; }
.dt-spk-heard { display: flex; flex-direction: column; gap: 2px; padding-top: 10px; border-top: 1px solid var(--dt-line); }
.dt-spk-heard b { font-size: 14px; font-weight: 700; color: var(--dt-sub); }
.dt-spk-heard span { font-size: 18px; font-weight: 600; color: var(--dt-text); line-height: 1.6; }
.dt-spk a { color: var(--dt-pri-d); font-weight: 700; }
.dt-why { display: flex; flex-direction: column; gap: 10px; font-size: 14px; color: var(--dt-body); line-height: 1.65; }
.dt-why em { font-style: normal; font-weight: 800; }
.c-miss { color: var(--dt-miss-t); } .c-bad { color: var(--dt-bad-t); } .c-sp { color: var(--dt-sp-t); }
.dt-stage { margin: 0; padding: 10px 12px; border-radius: 10px; background: var(--dt-pri-l); color: var(--dt-pri-d); font-size: 14px; font-weight: 700; }

/* 결과 */
.dt-stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.dt-stat { background: var(--dt-card); border: 1px solid var(--dt-line); border-radius: 12px; padding: 12px; display: flex; flex-direction: column; }
.dt-stat span { font-size: 13px; color: var(--dt-sub); }
.dt-stat b { font-size: 26px; font-weight: 800; color: var(--dt-pri-d); }
.dt-stat em { font-style: normal; font-size: 13px; color: var(--dt-sub); }
.dt-bar-row { display: flex; flex-direction: column; gap: 6px; }
.dt-bar-h { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; font-size: 14px; }
.dt-bar-h b { white-space: nowrap; }
.dt-meter { height: 8px; border-radius: 4px; background: var(--dt-line); overflow: hidden; }
.dt-meter i { display: block; height: 100%; background: var(--dt-miss-b); }
.dt-lvs { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 8px; }
.dt-lvs div { display: flex; flex-direction: column; padding: 8px 10px; border-radius: 10px; background: #f8fafc; border: 1px solid var(--dt-line); }
.dt-lvs span { font-size: 13px; color: var(--dt-sub); }
.dt-lvs b { font-size: 18px; }
.dt-eval p { margin: 0 0 8px; font-size: 14px; color: var(--dt-body); line-height: 1.75; }
.dt-eval p:last-child { margin: 0; }
.dt-grown { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--dt-body); line-height: 1.6; }
.dt-actions { display: flex; flex-direction: column; gap: 8px; padding-bottom: 24px; }

/* 단어 창 */
.dt-sheet-wrap { position: fixed; inset: 0; z-index: 100; display: flex; align-items: flex-end; justify-content: center; }
.dt-sheet-wrap[hidden] { display: none; }
.dt-sheet-bg { position: absolute; inset: 0; background: rgba(15, 23, 42, .45); }
.dt-sheet { position: relative; width: 100%; max-width: 560px; max-height: 80vh; overflow-y: auto; overscroll-behavior: contain; background: var(--dt-card); border-radius: 18px 18px 0 0; padding: 18px 16px; padding-bottom: max(18px, env(safe-area-inset-bottom)); }
.dt-sheet-x { position: absolute; top: 8px; right: 8px; width: 40px; height: 40px; border: 0; background: none; color: #475569; display: inline-flex; align-items: center; justify-content: center; border-radius: 10px; }
.dt-sw { display: flex; gap: 14px; padding-right: 32px; }
.dt-sw-img { width: 104px; height: 104px; object-fit: cover; border-radius: 12px; background: #f1f5f9; flex: 0 0 auto; }
.dt-sw-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 6px; }
.dt-sw-head { display: flex; align-items: baseline; flex-wrap: wrap; gap: 8px; }
.dt-sw-head h3 { margin: 0; font-size: 20px; font-weight: 800; }
.dt-sw-head span { font-size: 14px; color: var(--dt-sub); }
.dt-sw-form { margin: 0; font-size: 13px; color: var(--dt-sub); }
.dt-sw-mean { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 3px; font-size: 14px; color: var(--dt-body); }
.dt-sw-mean em { font-style: normal; font-size: 13px; color: var(--dt-pri-d); font-weight: 700; margin-right: 4px; }
.dt-sw-btns { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.dt-sq { width: 38px; height: 38px; border-radius: 8px; border: 1px solid #cbd5e1; background: var(--dt-card); color: var(--dt-body); display: inline-flex; align-items: center; justify-content: center; }
.dt-sq.on { border-color: var(--dt-pri); background: var(--dt-pri-l); color: var(--dt-pri-d); }
.dt-sbtn { min-height: 38px; padding: 0 12px; border-radius: 8px; border: 1px solid #cbd5e1; background: var(--dt-card); color: var(--dt-body); font-size: 14px; display: inline-flex; align-items: center; text-decoration: none; }
.dt-sbtn.on { border-color: var(--dt-pri); background: var(--dt-pri-l); color: var(--dt-pri-d); font-weight: 700; }
.dt-sw-msg { margin: 0; font-size: 13px; color: var(--dt-miss-t); }
.dt-sw-msg:empty { display: none; }

@media (min-width: 641px) {
    .dt-app { border-left: 1px solid var(--dt-line); border-right: 1px solid var(--dt-line); }
    .dt-sheet-wrap { align-items: center; }
    .dt-sheet { border-radius: 18px; }
}
@media (max-width: 360px) {
    .dt-modesw button span { display: none; }
    .dt-big { width: 64px; height: 64px; }
}