.photo-dialog.dp-photo-viewer{position:fixed;display:grid;grid-template-rows:minmax(0,1fr);inset:0;z-index:1200;background:#000;color:#fff;isolation:isolate;overscroll-behavior:contain;font-size:14px}
.dp-photo-viewer *{box-sizing:border-box}
.dp-photo-viewer button{font:inherit;line-height:1.3;cursor:pointer}
.dp-photo-viewer button:disabled,.dp-photo-viewer .pv-original:has(input:disabled){opacity:.35;cursor:default}
.dp-photo-viewer button:focus-visible,.dp-photo-viewer input:focus-visible{outline:2px solid #fff;outline-offset:3px}
.dp-photo-viewer svg{display:block;flex:none}

/* --- 상단 바 --- */
.dp-photo-viewer .pv-top{display:flex;justify-content:space-between;align-items:center;padding:max(16px,env(safe-area-inset-top)) max(20px,env(safe-area-inset-right)) 14px max(20px,env(safe-area-inset-left));position:absolute;top:0;left:0;right:0;z-index:10}
.dp-photo-viewer .pv-close{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.18);border-radius:9999px;color:#fff;font-size:13px;font-weight:600;padding:6px 14px;min-height:34px;transition:background .2s}
.dp-photo-viewer .pv-close:hover{background:rgba(255,255,255,0.22)}
.dp-photo-viewer .pv-close svg{width:14px;height:14px}

.dp-photo-viewer .pv-title-wrap{display:flex;flex-direction:column;align-items:center;text-align:center;pointer-events:none}
.dp-photo-viewer .pv-count{font-size:14px;font-weight:700;color:#fff;line-height:1.2;font-variant-numeric:tabular-nums;border:none;background:transparent;padding:0;min-height:unset}
.dp-photo-viewer .pv-post-title{font-size:11px;color:#9ca3af;margin-top:3px;max-width:320px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}

.dp-photo-viewer .pv-original{display:inline-flex;align-items:center;gap:8px;cursor:pointer;position:relative;user-select:none;-webkit-user-select:none;border:none;background:transparent;padding:0;min-height:unset}
.dp-photo-viewer .pv-original>span{font-size:13px;font-weight:600;color:#fff}
.dp-photo-viewer .pv-original input{position:absolute;opacity:0;pointer-events:none;width:0;height:0}
.dp-photo-viewer .pv-switch-track{display:inline-block;width:38px;height:22px;background:rgba(255,255,255,0.24);border-radius:9999px;position:relative;transition:background .2s}
.dp-photo-viewer .pv-switch-thumb{display:block;position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:#ffffff;transition:transform .2s;box-shadow:0 1px 3px rgba(0,0,0,0.3)}
.dp-photo-viewer .pv-original input:checked + .pv-switch-track{background:#3b82f6}
.dp-photo-viewer .pv-original input:checked + .pv-switch-track .pv-switch-thumb{transform:translateX(16px)}

/* --- 중앙 스테이지 --- */
.dp-photo-viewer .pv-stage{position:relative;min-width:0;min-height:0;overflow:hidden;touch-action:none;user-select:none;-webkit-user-select:none}
.dp-photo-viewer .pv-image{position:absolute;left:50%;top:50%;max-width:none;max-height:none;object-fit:contain;transform-origin:center;user-select:none;-webkit-user-drag:none;cursor:grab}
.dp-photo-viewer .pv-image:active{cursor:grabbing}
.dp-photo-viewer .pv-image[hidden]{display:none}
.dp-photo-viewer .pv-feedback{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;padding:24px;text-align:center;line-height:1.6;pointer-events:none}
.dp-photo-viewer .pv-feedback:empty{display:none}
.dp-photo-viewer .pv-feedback button{pointer-events:auto;min-height:36px;padding:6px 14px;border-radius:9999px;border:1px solid rgba(255,255,255,0.2);background:rgba(255,255,255,0.1);color:#fff}

/* --- 좌우 화살표 --- */
.dp-photo-viewer .pv-prev,.dp-photo-viewer .pv-next{position:absolute;top:50%;transform:translateY(-50%);width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.1);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;color:#fff;cursor:pointer;padding:0;z-index:2;transition:background .2s}
.dp-photo-viewer .pv-prev:hover,.dp-photo-viewer .pv-next:hover{background:rgba(255,255,255,0.24)}
.dp-photo-viewer .pv-prev{left:max(16px,env(safe-area-inset-left))}
.dp-photo-viewer .pv-next{right:max(16px,env(safe-area-inset-right))}
.dp-photo-viewer .pv-prev:disabled,.dp-photo-viewer .pv-next:disabled{opacity:0.25;cursor:default;pointer-events:none}

/* --- 중앙 줌 알약 컨트롤 --- */
.dp-photo-viewer .pv-zoom{position:absolute;left:50%;bottom:calc(var(--pv-footer-height,116px) + 12px);transform:translateX(-50%);display:inline-flex;align-items:center;gap:4px;background:rgba(20,20,22,0.85);border:1px solid rgba(255,255,255,0.18);border-radius:9999px;padding:4px 10px;backdrop-filter:blur(12px);z-index:10}
.dp-photo-viewer .pv-zoom button{background:transparent;border:none;color:#fff;font-size:15px;font-weight:700;cursor:pointer;padding:2px 8px;border-radius:9999px;min-height:unset}
.dp-photo-viewer .pv-zoom button:hover:not(:disabled){background:rgba(255,255,255,0.15)}
.dp-photo-viewer .pv-zoom button[data-zoom="reset"]{font-size:12px;font-weight:600;min-width:46px;text-align:center}

/* --- 하단 바 --- */
.dp-photo-viewer .pv-bottom{padding:14px max(24px,env(safe-area-inset-right)) max(18px,env(safe-area-inset-bottom)) max(24px,env(safe-area-inset-left));position:absolute;bottom:0;left:0;right:0;z-index:10;background:linear-gradient(transparent,rgba(0,0,0,.7))}
.dp-photo-viewer.pv-chrome-hidden .pv-top,.dp-photo-viewer.pv-chrome-hidden .pv-bottom,.dp-photo-viewer.pv-chrome-hidden .pv-prev,.dp-photo-viewer.pv-chrome-hidden .pv-next,.dp-photo-viewer.pv-chrome-hidden .pv-zoom{visibility:hidden;pointer-events:none}
.dp-photo-viewer .pv-actions{display:flex;justify-content:space-between;align-items:center;width:100%}

.dp-photo-viewer .pv-left-actions{display:inline-flex;align-items:center;gap:16px}
.dp-photo-viewer .pv-btn-block{display:inline-flex;align-items:center;gap:6px;background:transparent;border:none;color:#f3f4f6;font-size:13px;font-weight:600;cursor:pointer;padding:0;min-height:unset}
.dp-photo-viewer .pv-btn-block:hover{color:#fff;text-decoration:underline}
.dp-photo-viewer .pv-btn-viewpost{background:transparent;border:none;color:#f3f4f6;font-size:13px;font-weight:600;cursor:pointer;padding:0;min-height:unset}
.dp-photo-viewer .pv-btn-viewpost:hover{color:#fff;text-decoration:underline}

.dp-photo-viewer .pv-right-actions{display:inline-flex;align-items:center;gap:10px}
.dp-photo-viewer .pv-btn-save-all{background:rgba(0,0,0,0.7);border:1px solid rgba(255,255,255,0.22);border-radius:9999px;color:#ffffff;font-size:13px;font-weight:700;padding:8px 18px;cursor:pointer;min-height:38px;transition:background .2s}
.dp-photo-viewer .pv-btn-save-all:hover:not(:disabled){background:rgba(255,255,255,0.15)}
.dp-photo-viewer .pv-btn-save-cur{background:#ffffff;border:none;border-radius:9999px;color:#111827;font-size:13px;font-weight:700;padding:8px 18px;cursor:pointer;min-height:38px;display:inline-flex;align-items:center;gap:6px;transition:opacity .2s}
.dp-photo-viewer .pv-btn-save-cur:hover:not(:disabled){opacity:.9}

.dp-photo-viewer .pv-hint{margin:14px 0 0;text-align:center;font-size:11px;color:#6b7280;letter-spacing:-0.01em}

.dp-photo-viewer .pv-save-status{margin:10px 0 0;text-align:center;font-size:12px;line-height:1.5;overflow-wrap:anywhere;color:#9ca3af}
.dp-photo-viewer .pv-save-status:empty{display:none}
.dp-photo-viewer .pv-save-controls{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:8px}
.dp-photo-viewer .pv-save-controls:empty{display:none}
.dp-photo-viewer .pv-save-controls button{min-height:34px;padding:6px 14px;font-size:12px;border-radius:9999px;background:rgba(255,255,255,0.15);border:1px solid rgba(255,255,255,0.2);color:#fff}
.dp-photo-viewer .pv-failures{margin:8px auto 0;padding:0 20px;max-width:600px;max-height:64px;overflow:auto;font-size:12px;line-height:1.5;color:#ffb5b5}
.dp-photo-viewer .pv-failures:empty{display:none}

@media(max-width:480px){
  .dp-photo-viewer .pv-top{padding:max(12px,env(safe-area-inset-top)) 14px 10px}
  .dp-photo-viewer .pv-post-title{max-width:180px}
  .dp-photo-viewer .pv-bottom{padding:10px 14px max(14px,env(safe-area-inset-bottom))}
  .dp-photo-viewer .pv-left-actions{gap:10px}
  .dp-photo-viewer .pv-right-actions{gap:8px}
  .dp-photo-viewer .pv-btn-save-all,.dp-photo-viewer .pv-btn-save-cur{padding:7px 14px;font-size:12px;min-height:34px}
  .dp-photo-viewer .pv-hint{margin-top:10px;font-size:10px}
}

@media(prefers-reduced-motion:reduce){
  .photo-dialog.dp-photo-viewer,.dp-photo-viewer *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}


/* Shared v12 viewer: source prototype measurements, isolated from page chrome. */
.photo-dialog.dp-photo-viewer{background:#050506}
.dp-photo-viewer .pv-top{display:grid;grid-template-columns:1fr auto 1fr;gap:0;padding:calc(12px + env(safe-area-inset-top)) 14px 6px}
.dp-photo-viewer .pv-close{justify-self:start;height:36px;min-height:36px;padding:0 14px 0 10px;border:0;border-radius:18px;font-size:13px;font-weight:700;backdrop-filter:blur(10px)}
.dp-photo-viewer .pv-close svg{width:18px;height:18px}
.dp-photo-viewer svg{stroke:#fff}
.dp-photo-viewer .pv-btn-save-cur svg{stroke:#000;width:18px;height:18px}
.dp-photo-viewer .pv-btn-block svg{width:18px;height:18px}
.dp-photo-viewer .pv-title-wrap{min-width:0;max-width:42vw}
.dp-photo-viewer .pv-count{letter-spacing:.02em}
.dp-photo-viewer .pv-post-title{max-width:100%;color:rgba(255,255,255,.55);margin-top:2px;font-size:11px}
.dp-photo-viewer .pv-original{justify-self:end;height:34px;padding:0 6px 0 12px;border-radius:17px;background:rgba(255,255,255,.12);backdrop-filter:blur(10px)}
.dp-photo-viewer .pv-original>span{font-size:12px}
.dp-photo-viewer .pv-switch-track{width:34px;height:20px}
.dp-photo-viewer .pv-switch-thumb{width:16px;height:16px}
.dp-photo-viewer .pv-original input:checked + .pv-switch-track{background:#1b64da}
.dp-photo-viewer .pv-original input:checked + .pv-switch-track .pv-switch-thumb{transform:translateX(14px)}
.dp-photo-viewer .pv-prev,.dp-photo-viewer .pv-next{width:46px;height:46px;backdrop-filter:blur(10px);border-color:rgba(255,255,255,.18)}
.dp-photo-viewer .pv-prev{left:10px}.dp-photo-viewer .pv-next{right:10px}
.dp-photo-viewer .pv-prev svg,.dp-photo-viewer .pv-next svg{width:22px;height:22px}
.dp-photo-viewer .pv-zoom{height:40px;bottom:14px;padding:0 4px;gap:0;border:0;background:rgba(20,20,22,.7);border-radius:20px}
.dp-photo-viewer .pv-zoom[hidden],.dp-photo-viewer [hidden]{display:none!important}
.dp-photo-viewer .pv-zoom button{width:34px;height:34px;padding:0;font-size:18px;font-weight:400}
.dp-photo-viewer .pv-zoom button[data-zoom=reset]{min-width:52px;font-size:12px;font-weight:700}
.dp-photo-viewer .pv-bottom{padding:12px 16px calc(10px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:10px}
.dp-photo-viewer .pv-actions{gap:10px}.dp-photo-viewer .pv-left-actions{gap:6px}.dp-photo-viewer .pv-right-actions{gap:8px}
.dp-photo-viewer .pv-btn-block,.dp-photo-viewer .pv-btn-viewpost{height:46px;min-height:46px;padding:0 14px;border-radius:12px;white-space:nowrap;font-size:14px;font-weight:600;color:rgba(255,255,255,.85)}
.dp-photo-viewer .pv-btn-save-all,.dp-photo-viewer .pv-btn-save-cur{height:46px;min-height:46px;padding:0 18px;border-radius:12px;font-size:14px;font-weight:700;white-space:nowrap}
.dp-photo-viewer .pv-btn-save-all{border:1.5px solid rgba(255,255,255,.55);background:transparent}
.dp-photo-viewer .pv-btn-save-cur{padding:0 20px;color:#000;gap:7px}
.dp-photo-viewer .pv-hint{margin:0;font-size:11px;color:rgba(255,255,255,.4)}
.dp-photo-viewer .pv-save-status,.dp-photo-viewer .pv-save-controls,.dp-photo-viewer .pv-failures{margin-top:0}
.dp-photo-viewer .pv-video{width:100%;height:100%;object-fit:contain;display:block}
.dp-photo-viewer .pv-video-play{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:68px;height:68px;border:0;border-radius:50%;background:rgba(255,255,255,.12);backdrop-filter:blur(10px);display:grid;place-items:center;color:#fff}
.dp-photo-viewer .pv-video-play svg{width:30px;height:30px}
.dp-photo-viewer .pv-video-controls{position:absolute;left:18px;right:18px;bottom:12px;display:flex;align-items:center;gap:10px;font-size:12px;font-weight:600}
.dp-photo-viewer .pv-video-controls input{flex:1;min-width:0;height:3px;accent-color:#fff}
.dp-photo-viewer .pv-video-controls button{border:0;background:rgba(20,20,22,.7);color:#fff;border-radius:12px;padding:6px;font-size:11px}
@media(max-width:390px){.dp-photo-viewer:not(.pv-from-post) .pv-btn-block,.dp-photo-viewer:not(.pv-from-post) .pv-btn-viewpost{padding:0 8px}.dp-photo-viewer:not(.pv-from-post) .pv-btn-save-all,.dp-photo-viewer:not(.pv-from-post) .pv-btn-save-cur{padding:0 12px}.dp-photo-viewer:not(.pv-from-post) .pv-actions{gap:4px}.dp-photo-viewer:not(.pv-from-post) .pv-left-actions{gap:0}}

/* Prototype18 media viewer. Existing gesture, image sizing and save logic are retained. */
html.p18-exact .photo-dialog.dp-photo-viewer{background:#050506}
html.p18-exact .dp-photo-viewer .pv-top{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:calc(env(safe-area-inset-top,0px) + 12px) 14px 6px}
html.p18-exact .dp-photo-viewer .pv-close{justify-self:start;height:36px;min-height:36px;padding:0 14px 0 10px;border:0;border-radius:18px;font-size:13px;font-weight:700;backdrop-filter:blur(10px)}
html.p18-exact .dp-photo-viewer .pv-close svg{width:18px;height:18px}
html.p18-exact .dp-photo-viewer .pv-title-wrap{min-width:0;max-width:62vw}
html.p18-exact .dp-photo-viewer .pv-count{font-size:14px;font-weight:700;letter-spacing:.02em;line-height:normal}
html.p18-exact .dp-photo-viewer .pv-post-title{max-width:100%;font-size:11px;color:rgba(255,255,255,.55);margin-top:2px;font-weight:400}
html.p18-exact .dp-photo-viewer .pv-original{justify-self:end;gap:8px;height:34px;padding:0 6px 0 12px;border-radius:17px;background:rgba(255,255,255,.12);backdrop-filter:blur(10px)}
html.p18-exact .dp-photo-viewer .pv-original>span{font-size:12px;font-weight:600}
html.p18-exact .dp-photo-viewer .pv-switch-track{width:34px;height:20px;flex:none}
html.p18-exact .dp-photo-viewer .pv-switch-thumb{width:16px;height:16px;box-shadow:0 1px 3px rgba(0,0,0,.4)}
html.p18-exact .dp-photo-viewer .pv-original input:checked + .pv-switch-track .pv-switch-thumb{transform:translateX(14px)}
html.p18-exact .dp-photo-viewer :is(.pv-prev,.pv-next){width:46px;height:46px;border:0;background:rgba(255,255,255,.12);box-shadow:inset 0 0 0 1px rgba(255,255,255,.18);backdrop-filter:blur(10px)}
html.p18-exact .dp-photo-viewer .pv-prev{left:10px}html.p18-exact .dp-photo-viewer .pv-next{right:10px}
html.p18-exact .dp-photo-viewer .pv-zoom{bottom:calc(var(--pv-footer-height,116px) + 12px);height:40px;padding:0 4px;gap:0;border:0;border-radius:20px;background:rgba(20,20,22,.7);backdrop-filter:blur(10px)}
html.p18-exact .dp-photo-viewer .pv-zoom button{width:34px;height:34px;min-height:34px;padding:0;font-size:18px;color:rgba(255,255,255,.85)}
html.p18-exact .dp-photo-viewer .pv-zoom button[data-zoom=reset]{width:52px;min-width:52px;font-size:12px;font-weight:700;color:#fff}
html.p18-exact .dp-photo-viewer .pv-bottom{display:flex;flex-direction:column;gap:10px;padding:12px 16px calc(10px + env(safe-area-inset-bottom,0px))}
html.p18-exact .dp-photo-viewer .pv-actions{gap:10px}
html.p18-exact .dp-photo-viewer .pv-left-actions{gap:6px}
html.p18-exact .dp-photo-viewer :is(.pv-btn-block,.pv-btn-viewpost){display:flex;align-items:center;justify-content:center;gap:6px;height:46px;min-height:46px;padding:0 14px;border-radius:12px;font-size:14px;font-weight:600;color:rgba(255,255,255,.85)}
html.p18-exact .dp-photo-viewer .pv-right-actions{gap:8px}
html.p18-exact .dp-photo-viewer :is(.pv-btn-save-all,.pv-btn-save-cur){height:46px;min-height:46px;padding:0 18px;border:0;border-radius:12px;font-size:14px;font-weight:700;white-space:nowrap}
html.p18-exact .dp-photo-viewer .pv-btn-save-all{background:none;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.55)}
html.p18-exact .dp-photo-viewer .pv-btn-save-cur{padding:0 20px;background:#fff;color:#000;gap:7px}
html.p18-exact .dp-photo-viewer .pv-hint{margin:0;font-size:11px;color:rgba(255,255,255,.4);letter-spacing:normal;line-height:normal}

html.p18-exact .photo-dialog.dp-photo-viewer{left:max(1px,calc((100vw - 1320px)/2 + 1px));right:max(1px,calc((100vw - 1320px)/2 + 1px))}