*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#f5f5f5;--surface:#fff;--text:#222;--text-dim:#888;--accent:#c0392b;--accent-h:#a93226;--border:rgba(0,0,0,.08);--toolbar-bg:#fff;--toolbar-h:48px;--card-shadow:0 2px 8px rgba(0,0,0,.15);--radius:8px}
body{font-family:system-ui,-apple-system,Roboto,sans-serif;color:var(--text);overflow:hidden;height:100vh;background:var(--bg)}
body.dark{--bg:#1a1a2e;--surface:#16213e;--text:#eee;--text-dim:#888;--border:rgba(255,255,255,.08);--toolbar-bg:#0f3460;--card-shadow:0 2px 8px rgba(0,0,0,.4);--radius:8px}
body.dark .search-pill,body.dark .upload-overlay .overlay-card,body.dark .sticky-note textarea{background:var(--surface);color:var(--text)}
body.dark .search-pill input{color:var(--text)}

/* Board */
.cork-board{position:fixed;inset:var(--toolbar-h) 0 0 0;overflow-y:auto;overflow-x:hidden;background:var(--bg);cursor:default}
.board-world{position:relative;width:100%;min-height:12000px}

/* Canvas */
.draw-canvas{position:fixed;left:0;top:var(--toolbar-h);width:100vw;height:calc(100vh - var(--toolbar-h));z-index:90000;touch-action:none;pointer-events:none}
.draw-canvas.active{pointer-events:auto}

/* Toolbar */
.toolbar{position:fixed;top:0;left:0;right:0;height:var(--toolbar-h);z-index:100000;background:var(--toolbar-bg);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 10px;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.toolbar-left,.toolbar-right{display:flex;align-items:center;gap:4px}
.toolbar-logo{font-size:.95rem;font-weight:700;white-space:nowrap;cursor:pointer}
.toolbar-divider{width:1px;height:22px;background:var(--border);margin:0 4px}
.tool-btn{display:flex;align-items:center;gap:4px;padding:5px 10px;border:none;border-radius:6px;font-size:.75rem;font-weight:500;background:transparent;color:var(--text);cursor:pointer;transition:background .1s;white-space:nowrap}
.tool-btn:hover{background:rgba(128,128,128,.12)}
.tool-btn.active{background:rgba(128,128,128,.18);font-weight:600}
.tool-btn.accent{background:var(--accent);color:#fff}
.tool-btn.accent:hover{background:var(--accent-h)}
.tool-btn span{font-size:.75rem}

/* Draw options */
.toolbar-draw-options{display:none;position:fixed;top:var(--toolbar-h);left:0;right:0;z-index:99999;background:rgba(255,255,255,.95);border-bottom:1px solid var(--border);padding:4px 12px;align-items:center;gap:10px;backdrop-filter:blur(8px)}
body.dark .toolbar-draw-options{background:rgba(15,52,96,.95)}
.toolbar-draw-options.show{display:flex}
.color-swatches{display:flex;gap:3px;align-items:center}
.swatch{width:20px;height:20px;border-radius:50%;border:2px solid transparent;cursor:pointer;transition:transform .12s}
.swatch:hover{transform:scale(1.2)}
.swatch.active{border-color:var(--text);transform:scale(1.15)}
.color-custom{width:22px;height:22px;border:none;border-radius:50%;padding:0;cursor:pointer;background:none}
.color-custom::-webkit-color-swatch-wrapper{padding:0}
.color-custom::-webkit-color-swatch{border-radius:50%;border:1px solid #bbb}
.size-row{display:flex;align-items:center;gap:5px;font-size:.72rem;color:var(--text-dim)}
.size-row input[type=range]{width:70px;height:14px}

/* Name input */
.name-input{width:80px;padding:4px 8px;border:1px solid var(--border);border-radius:6px;font-size:.75rem;background:var(--surface);color:var(--text);outline:none}
.name-input:focus{border-color:var(--accent)}

/* Online avatars */
.online-avatars{display:flex;gap:-4px;margin-right:8px}
.online-avatar{width:26px;height:26px;border-radius:50%;border:2px solid #fff;display:flex;align-items:center;justify-content:center;font-size:.6rem;font-weight:700;color:#fff;margin-left:-6px;cursor:default;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.online-avatar:first-child{margin-left:0}

/* Theme toggle */
.icon-btn{width:32px;height:32px;border-radius:6px;border:none;background:transparent;color:var(--text);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .1s}
.icon-btn:hover{background:rgba(128,128,128,.12)}

/* Search */
.search-wrap{position:fixed;bottom:16px;right:16px;z-index:100000}
.search-pill{display:flex;align-items:center;gap:6px;background:rgba(255,255,255,.92);border-radius:24px;padding:5px 12px;box-shadow:0 2px 14px rgba(0,0,0,.12);border:1px solid var(--border)}
.search-pill svg{opacity:.4;flex-shrink:0}
.search-pill input{border:none;background:none;outline:none;font-size:.78rem;width:140px;color:var(--text)}
.search-results{position:absolute;bottom:44px;right:0;width:300px;max-height:340px;overflow-y:auto;background:var(--surface);border-radius:12px;box-shadow:0 4px 24px rgba(0,0,0,.2);padding:10px;border:1px solid var(--border)}
.search-results.hidden{display:none}
.search-results h4{font-size:.62rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);margin:8px 0 4px}
.search-results h4:first-child{margin-top:2px}
.search-result-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:6px;cursor:pointer;transition:background .1s;font-size:.8rem;color:var(--text)}
.search-result-item:hover{background:rgba(128,128,128,.1)}
.search-empty{font-size:.76rem;color:var(--text-dim);padding:10px;text-align:center}

/* Board items */
.board-item{position:absolute;cursor:grab;user-select:none;-webkit-user-select:none;touch-action:none}
.board-item:active{cursor:grabbing}
.board-item.dragging{z-index:999999!important}

/* Delete X button */
.item-delete{position:absolute;top:-8px;right:-8px;width:20px;height:20px;border-radius:50%;background:#e74c3c;color:#fff;border:2px solid #fff;font-size:12px;line-height:16px;text-align:center;cursor:pointer;z-index:10;opacity:0;transition:opacity .2s;box-shadow:0 1px 4px rgba(0,0,0,.3);display:flex;align-items:center;justify-content:center}
.board-item:hover .item-delete,.board-item .item-delete.show{opacity:1}
.board-item .item-delete.permanent{opacity:1}

/* Pin */
.board-pin{position:absolute;top:-10px;left:50%;margin-left:-8px;width:16px;height:16px;border-radius:50%;z-index:2;pointer-events:none;box-shadow:0 2px 4px rgba(0,0,0,.3)}
.board-pin::after{content:'';position:absolute;top:5px;left:5px;width:4px;height:4px;background:rgba(255,255,255,.5);border-radius:50%}

/* Card */
.board-card{position:relative;background:var(--surface);border-radius:4px;overflow:hidden;box-shadow:var(--card-shadow);border:1px solid var(--border)}
.board-card img,.board-card video{display:block;width:100%;height:auto;object-fit:cover}
.board-card .card-caption{padding:5px 10px;font-size:.78rem;background:var(--surface);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.board-card .card-tags{display:flex;flex-wrap:wrap;gap:2px;padding:0 10px 8px}
.card-tag{font-size:.6rem;padding:1px 6px;border-radius:10px;background:rgba(128,128,128,.1);color:var(--text-dim)}

/* Sticky note */
.sticky-note{background:#fff9a5;border-radius:3px;box-shadow:0 3px 10px rgba(0,0,0,.15)}
.sticky-note textarea{width:100%;height:100%;border:none;background:none;padding:14px 12px;font:inherit;font-size:.85rem;line-height:1.5;color:#222;resize:none;outline:none;display:block;user-select:none;-webkit-user-select:none}

/* Text label */
.board-label{position:absolute;padding:4px 8px;font-weight:700;cursor:grab;user-select:none;-webkit-user-select:none;white-space:nowrap;border-radius:4px;background:rgba(255,255,255,.6);backdrop-filter:blur(2px)}
.board-label:hover{background:rgba(255,255,255,.85)}
.board-label textarea{border:none;background:none;font:inherit;font-size:inherit;font-weight:inherit;color:inherit;outline:none;resize:none;padding:0;width:100%;display:block;white-space:pre;user-select:none;-webkit-user-select:none}

/* Overlay */
.overlay{position:fixed;inset:0;z-index:200000;background:rgba(0,0,0,.4);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center}
.overlay.hidden{display:none}
.overlay-card{background:var(--surface);border-radius:16px;padding:24px;width:min(400px,90vw);box-shadow:0 16px 48px rgba(0,0,0,.3)}
.overlay-card h3{font-size:1rem;margin-bottom:14px}
.drop-zone{border:2px dashed var(--border);border-radius:12px;padding:30px 20px;text-align:center;cursor:pointer;transition:border-color .2s}
.drop-zone:hover{border-color:var(--accent)}
.drop-zone p{font-size:.82rem;color:var(--text-dim);margin-top:8px}
.upload-preview{margin:12px 0;border-radius:8px;overflow:hidden}
.upload-preview.hidden{display:none}
.upload-preview img,.upload-preview video{width:100%;max-height:180px;object-fit:contain;border-radius:8px}
.upload-meta{display:flex;flex-direction:column;gap:8px;margin-top:14px}
.upload-meta.hidden{display:none}
.upload-meta input{padding:9px 12px;border:1px solid var(--border);border-radius:8px;font-size:.85rem;background:var(--surface);color:var(--text)}
.upload-meta input:focus{outline:none;border-color:var(--accent)}
.btn-row{display:flex;gap:8px;justify-content:flex-end;margin-top:4px}
.btn{padding:8px 18px;border-radius:8px;border:none;font-size:.84rem;font-weight:500;cursor:pointer;transition:background .15s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-h)}
.btn-ghost{background:rgba(128,128,128,.12);color:var(--text)}
.btn-sm{padding:6px 12px;font-size:.78rem}
.btn-danger{background:#e74c3c;color:#fff}
.btn-warn{background:#f39c12;color:#fff}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:300000;display:flex;align-items:center;justify-content:center}
.lightbox.hidden{display:none}
.lb-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.85);backdrop-filter:blur(4px)}
.lb-box{position:relative;max-width:92vw;max-height:92vh;display:flex;flex-direction:column;align-items:center}
.lb-close{position:absolute;top:-36px;right:-8px;font-size:2rem;color:#fff;opacity:.7;border:none;background:none;cursor:pointer}
.lb-close:hover{opacity:1}
.lb-nav{position:absolute;top:50%;transform:translateY(-50%);font-size:3rem;color:#fff;opacity:.4;border:none;background:none;cursor:pointer;padding:20px 10px}
.lb-nav:hover{opacity:.9}
.lb-prev{left:-50px}.lb-next{right:-50px}
.lb-media{display:flex;align-items:center;justify-content:center}
.lb-media img,.lb-media video{max-width:100%;max-height:75vh;border-radius:6px}
.lb-bar{margin-top:12px;display:flex;gap:16px;color:#ccc;font-size:.84rem}
.lb-caption{color:#fff}.lb-date{opacity:.5;font-size:.73rem}
.lb-delete{position:absolute;bottom:-36px;right:0;border:none;background:none;opacity:.4;cursor:pointer;color:#fff}
.lb-delete:hover{opacity:.8}

/* Admin panel */
.admin-panel{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:min(480px,92vw);max-height:80vh;z-index:400000;background:#1a1a2e;color:#eee;border-radius:16px;box-shadow:0 8px 40px rgba(0,0,0,.6);display:flex;flex-direction:column;font-size:.82rem;overflow:hidden;cursor:move}
.admin-panel.hidden{display:none}
.admin-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#16213e;font-weight:600;font-size:.9rem}
.admin-close{background:none;border:none;color:#fff;font-size:1.3rem;cursor:pointer;opacity:.6}
.admin-close:hover{opacity:1}
.admin-login{padding:16px;display:flex;gap:8px}
.admin-login input{flex:1;padding:8px 12px;border-radius:6px;border:1px solid #333;background:#0f0f23;color:#eee;font-size:.82rem}
.admin-content{padding:14px 18px;overflow-y:auto;flex:1}
.admin-content.hidden{display:none}
.admin-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:14px}
.admin-stat{background:#16213e;border-radius:10px;padding:10px 8px;text-align:center}
.admin-stat .num{font-size:1.3rem;font-weight:700;color:#e94560}
.admin-stat .label{font-size:.62rem;color:#888;margin-top:2px}
.admin-actions{display:flex;gap:8px;margin-bottom:14px}
.admin-visits{max-height:260px;overflow-y:auto}
.admin-visit{display:flex;justify-content:space-between;align-items:center;padding:7px 10px;border-bottom:1px solid #222;font-size:.78rem;cursor:pointer;border-radius:6px;transition:background .1s}
.admin-visit:hover{background:rgba(233,69,96,.15)}
.admin-visit .ip{color:#e94560;font-weight:600;font-family:monospace}
.admin-visit .cnt{color:#888;font-size:.7rem}

/* Dissolve animation */
.dissolve-layer{position:fixed;inset:0;z-index:99999;pointer-events:none}
.dissolve-particle{position:absolute;border-radius:50%;pointer-events:none;animation:dissolve .6s ease-out forwards}
@keyframes dissolve{0%{opacity:1;transform:scale(1)}100%{opacity:0;transform:scale(0) translateY(-20px)}}

/* Scrollbar */
.cork-board::-webkit-scrollbar{width:8px}
.cork-board::-webkit-scrollbar-track{background:transparent}
.cork-board::-webkit-scrollbar-thumb{background:rgba(128,128,128,.2);border-radius:4px}

/* Mobile */
@media(max-width:700px){
  .tool-btn span{display:none}.tool-btn{padding:5px 7px}
  .toolbar-logo{font-size:.8rem}.toolbar-divider{display:none}
  .name-input{width:60px;font-size:.7rem}
  .search-pill input{width:100px}
  .search-results{width:240px;right:-10px}
  .online-avatars{display:none}
}