.dvpf-picture{position:relative;max-width:1380px;margin:8px auto;padding:14px;border:1px solid rgba(132,152,255,.22);border-radius:22px;background:linear-gradient(180deg,#101733,#0c1229);color:#edf2ff;box-shadow:0 18px 60px rgba(2,6,23,.28);overflow:hidden}
.dvpf-picture header{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:10px}.dvpf-picture header span{color:#82e6ff;font-size:12px;font-weight:900;letter-spacing:.12em}.dvpf-picture header h2{margin:4px 0 3px;font-size:27px}.dvpf-picture header p{margin:0;color:#b8c5eb}.dvpf-picture-head-tools{display:flex;gap:10px;align-items:center;flex-wrap:wrap;justify-content:flex-end}.dvpf-picture-progress{padding:9px 12px;border-radius:999px;background:#1b2757}.dvpf-picture-audio-controls{display:flex;gap:8px}.dvpf-picture-audio-controls button,.dvpf-picture-actions button{border:0;border-radius:12px;padding:9px 12px;background:#233264;color:#fff;font-weight:800;cursor:pointer}

/* Desktop: board on the left, vertical tray on the right. */
.dvpf-picture-game{display:grid;grid-template-columns:minmax(0,1fr) 286px;gap:16px;align-items:start;max-width:1240px;margin:0 auto}.dvpf-picture-board-wrap{display:flex;justify-content:center;min-width:0}.dvpf-picture-board{position:relative;isolation:isolate;box-sizing:border-box;width:min(var(--dvpf-picture-fit-width,864px),100%);max-width:none;aspect-ratio:var(--dvpf-picture-ratio,1.5);border-radius:0;border:2px solid rgba(130,230,255,.38);background:#070c1d center/cover no-repeat;overflow:hidden;touch-action:none}.dvpf-picture-board:before{content:"";position:absolute;z-index:0;inset:0;border-radius:0;background:rgba(3,8,24,.86);pointer-events:none}

/* The board is marked with the exact same classic jigsaw silhouettes as the pieces. */
.dvpf-picture-slot-layer{position:absolute;z-index:1;inset:0;pointer-events:none;overflow:hidden}.dvpf-picture-slot-shape{position:absolute;transition:opacity .16s ease}.dvpf-picture-slot-shape svg{display:block;width:100%;height:100%;overflow:visible}.dvpf-picture-slot-shape.is-filled{opacity:0}

.dvpf-picture-piece{position:absolute;left:0;top:0;touch-action:none;cursor:grab;user-select:none;filter:drop-shadow(0 5px 6px rgba(0,0,0,.42));z-index:5}.dvpf-picture-piece:active{cursor:grabbing}.dvpf-picture-piece.is-placed{cursor:default;filter:none;z-index:4}.dvpf-picture-piece svg{display:block;width:100%;height:100%;overflow:visible}

.dvpf-picture-side{height:var(--dvpf-picture-board-height,500px);min-height:0;display:grid;grid-template-rows:minmax(0,1fr) auto auto;gap:8px;padding:9px;border:1px solid rgba(130,230,255,.16);border-radius:16px;background:rgba(255,255,255,.025);box-sizing:border-box}.dvpf-picture-tray-wrap{min-height:0;display:grid;grid-template-rows:34px minmax(0,1fr) 34px;gap:6px}.dvpf-picture-tray{min-height:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:76px;gap:6px;align-content:start;overflow-y:auto;overflow-x:hidden;padding:4px;scrollbar-width:thin;touch-action:pan-y}.dvpf-picture-tray-item{position:relative;width:100%;height:76px;display:grid;place-items:center;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid rgba(130,230,255,.13);box-sizing:border-box}.dvpf-picture-tray-item .dvpf-picture-piece{position:relative!important;transform:none!important;left:auto!important;top:auto!important;max-width:68px;max-height:68px}.dvpf-picture-tray-arrow{width:100%;height:34px;border:0;border-radius:10px;background:#233264;color:#fff;font-size:22px;line-height:1;font-weight:900;cursor:pointer}.dvpf-picture-help{text-align:center;color:#aebce7;margin:0;font-size:12px;line-height:1.3}.dvpf-picture-actions{text-align:center;margin:0}.dvpf-picture-actions button{width:100%}.dvpf-picture-done{text-align:center;padding:20px 16px 4px;font-size:20px}.dvpf-picture-done strong{font-size:30px}.dvpf-picture-celebration{pointer-events:none;position:absolute;inset:0}.dvpf-picture-star{position:absolute;font-size:20px;animation:dvpf-picture-pop 1.2s ease-out forwards}@keyframes dvpf-picture-pop{0%{transform:translateY(0) scale(.4);opacity:0}20%{opacity:1}100%{transform:translateY(-130px) rotate(160deg) scale(1.2);opacity:0}}
.dvpf-picture-drag-ghost{position:fixed!important;pointer-events:none!important;z-index:999999!important;margin:0!important}.dvpf-picture-source-preview{margin-top:14px;max-width:520px;min-height:180px;border:1px dashed #bbc2d7;border-radius:14px;display:grid;place-items:center;overflow:hidden;background:#fafbff;color:#667085}.dvpf-picture-source-preview img{display:block;width:100%;max-height:330px;object-fit:contain}.dvpf-picture-source-preview small{display:block;padding:7px 10px;width:100%;background:#fff;color:#667085}

@media(max-width:900px){.dvpf-picture{max-width:760px}.dvpf-picture-game{grid-template-columns:minmax(0,1fr) 230px;gap:12px}.dvpf-picture-tray{grid-template-columns:repeat(2,minmax(0,1fr))}.dvpf-picture-side{padding:7px}}

/* Phones/tablets keep a compact horizontal tray under the board. */
@media(max-width:700px){.dvpf-picture{padding:14px;border-radius:18px}.dvpf-picture header{display:block}.dvpf-picture-head-tools{justify-content:flex-start;margin-top:12px}.dvpf-picture header h2{font-size:24px}.dvpf-picture-game{display:block;max-width:100%}.dvpf-picture-board{width:100%}.dvpf-picture-side{height:auto;margin-top:10px;padding:0;border:0;background:transparent;display:block}.dvpf-picture-tray-wrap{display:grid;grid-template-columns:34px minmax(0,1fr) 34px;grid-template-rows:none;gap:7px;align-items:center}.dvpf-picture-tray{display:flex;gap:8px;align-items:center;overflow-x:auto;overflow-y:hidden;padding:7px 5px 9px;min-height:88px;touch-action:pan-x}.dvpf-picture-tray-item{flex:0 0 auto;width:76px;height:76px}.dvpf-picture-tray-item .dvpf-picture-piece{max-width:68px;max-height:68px}.dvpf-picture-tray-arrow{width:34px;height:48px;font-size:28px}.dvpf-picture-help{margin:4px 0 0;font-size:12px}.dvpf-picture-actions{margin-top:8px}.dvpf-picture-actions button{width:auto}}

/* Completed Picture Puzzle: hide shaped-piece outlines and reveal the clean source image. */
.dvpf-picture.is-complete .dvpf-picture-board:before{opacity:0}
.dvpf-picture.is-complete .dvpf-picture-slot-layer,
.dvpf-picture.is-complete .dvpf-picture-piece.is-placed{opacity:0;visibility:hidden;pointer-events:none}
.dvpf-picture.is-complete .dvpf-picture-board{background-size:100% 100%;background-position:center;background-repeat:no-repeat}