/* Mosaic Atlas — calm paper design system */
:root{
  --paper:#FEFBF6; --ink:#1A1A1A; --ink-soft:#5b5751;
  --line:rgba(26,26,26,.08); --line-strong:rgba(26,26,26,.16);
  --tile:#FFFEFB; --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Inter",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:ui-monospace,"Cascadia Mono",Consolas,"SF Mono",monospace;
  --shadow:0 2px 8px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.06);
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{height:100%}
body{margin:0;background:var(--paper);color:var(--ink);font:400 14px/1.5 var(--sans);display:flex;flex-direction:column;overflow:hidden;-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit}
a{color:var(--ink);text-underline-offset:3px}

/* header */
.topbar{display:flex;align-items:center;gap:16px;padding:10px 16px;border-bottom:1px solid var(--line);background:rgba(254,251,246,.92);backdrop-filter:blur(6px);z-index:20;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.mark{width:30px;height:30px;flex:none}
.brand-text{display:flex;flex-direction:column}
.brand-name{font:500 21px/1.1 var(--serif);letter-spacing:.2px}
.tagline{font-size:12px;color:var(--ink-soft)}
.controls{display:flex;align-items:center;gap:8px;margin-left:auto;flex-wrap:wrap}
.search input{width:84px;padding:6px 10px;border:1px solid var(--line-strong);border-radius:999px;background:var(--tile);font:400 13px var(--sans);outline:none}
.search input:focus{border-color:var(--ink)}
.btn{padding:6px 14px;border:1px solid var(--line-strong);border-radius:999px;background:var(--tile);cursor:pointer;transition:background .2s ease,border-color .2s ease;white-space:nowrap}
.btn:hover{border-color:var(--ink);background:#fff}
.btn.primary{background:var(--ink);color:#fff;border-color:var(--ink)}
.btn.primary:hover{background:#000}
.btn.round{width:34px;height:34px;padding:0;font-size:17px;line-height:1}
.btn.icon{border:none;background:none;font-size:13px;padding:4px 8px;color:var(--ink-soft)}
.btn.icon:hover{color:var(--ink)}
.stats{margin:0 0 0 4px;font-size:12.5px;color:var(--ink-soft);white-space:nowrap}

/* stage + canvases */
#stage{position:relative;flex:1;min-height:0}
#bg,#grid{position:absolute;inset:0;width:100%;height:100%;display:block}
#grid{cursor:grab;touch-action:none;outline:none}
#grid.dragging{cursor:grabbing}
#grid.claim{cursor:crosshair}
.tooltip{position:absolute;pointer-events:none;background:var(--tile);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:8px;padding:7px 10px;font-size:12.5px;max-width:280px;z-index:10;transition:opacity .12s ease}
.popover{position:absolute;background:var(--tile);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:12px;padding:12px 14px;font-size:12.5px;max-width:290px;z-index:12}
.popover h3{margin:0 0 4px;font:500 14px var(--serif)}
.popover p{margin:2px 0;color:var(--ink-soft)}
.popover .row{display:flex;gap:8px;margin-top:8px}
.popover a.visit{display:inline-block;margin-top:6px;font-size:12.5px}
.popover .btn{font-size:12px;padding:4px 10px}
.popover .report-opts{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.feed{position:absolute;left:14px;bottom:46px;margin:0;max-width:min(430px,55%);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font:400 12.5px/1.4 var(--sans);color:var(--ink-soft);font-style:italic;background:rgba(254,251,246,.72);border-radius:8px;padding:4px 8px;transition:opacity .6s ease;z-index:5;pointer-events:none}
.hint{position:absolute;left:50%;bottom:12px;transform:translateX(-50%);margin:0;font-size:12px;color:var(--ink-soft);background:rgba(254,251,246,.78);padding:5px 12px;border-radius:999px;z-index:5;pointer-events:none;transition:opacity .4s ease}
.zoomctl{position:absolute;right:14px;bottom:12px;display:flex;flex-direction:column;gap:6px;z-index:6}
.zoomctl .btn{background:rgba(254,251,246,.92)}

/* footer */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.footer{border-top:1px solid var(--line);padding:8px 16px;text-align:center;font-size:12.5px;color:var(--ink-soft);background:rgba(254,251,246,.92);z-index:20}
.footer p{margin:0}
.footer .dot{margin:0 8px;opacity:.5}
.mono{font-family:var(--mono);font-size:12px}

/* toasts */
#toasts{position:fixed;left:50%;bottom:56px;transform:translateX(-50%);display:flex;flex-direction:column;gap:8px;z-index:60;align-items:center;pointer-events:none}
.toast{background:var(--ink);color:#fff;border-radius:999px;padding:8px 16px;font-size:13px;box-shadow:var(--shadow);animation:toast-in .2s ease}
@keyframes toast-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* modals */
.modal{position:fixed;inset:0;background:rgba(26,26,26,.28);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px;overflow:auto}
.modal-card{background:var(--paper);border-radius:12px;box-shadow:0 12px 40px rgba(0,0,0,.18);padding:18px 20px;width:416px;max-width:100%;max-height:94vh;overflow:auto}
.modal-card.narrow{width:380px}
.modal-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:10px}
.modal-head h2{margin:0;font:500 18px/1.3 var(--serif)}

/* editor */
.size-toggle{display:flex;gap:6px;margin-bottom:10px}
.pill{flex:1;padding:7px 10px;border:1px solid var(--line-strong);border-radius:999px;background:var(--tile);font-size:12px;cursor:pointer;transition:all .2s ease}
.pill.active{background:var(--ink);color:#fff;border-color:var(--ink)}
.tools{display:flex;align-items:center;gap:4px;margin-bottom:8px}
.tool{width:32px;height:32px;border:1px solid transparent;border-radius:8px;background:none;cursor:pointer;font-size:15px;line-height:1;transition:all .15s ease}
.tool:hover{background:rgba(26,26,26,.05)}
.tool.active{border-color:var(--ink);background:var(--tile)}
.tool:disabled{opacity:.3;cursor:default}
.tool-gap{flex:1}
#editor-canvas{display:block;width:384px;height:384px;max-width:100%;margin:0 auto;border:1px solid var(--line-strong);border-radius:8px;background:var(--tile);cursor:crosshair;touch-action:none;image-rendering:pixelated}
.palette{display:grid;grid-template-columns:repeat(12,1fr);gap:4px;margin-top:12px}
.swatch{aspect-ratio:1;border-radius:6px;border:2px solid transparent;cursor:pointer;padding:0;transition:border-color .15s ease}
.swatch.active{border-color:var(--ink)}
.palette-label{margin:6px 0 0;color:var(--ink-soft)}
.field{display:flex;flex-direction:column;gap:4px;margin-top:12px;font-size:13px}
.field em{color:var(--ink-soft);font-style:normal;font-size:12px}
.field input{padding:7px 10px;border:1px solid var(--line-strong);border-radius:8px;background:var(--tile);font:inherit;outline:none}
.field input:focus{border-color:var(--ink)}
.link-section{margin-top:12px;border-top:1px dashed var(--line-strong);padding-top:10px}
.check{display:flex;align-items:center;gap:8px;font-size:13px;cursor:pointer}
.check input{accent-color:var(--ink);width:15px;height:15px}
#link-wrap{margin-top:8px}
#link-url{width:100%;padding:7px 10px;border:1px solid var(--line-strong);border-radius:8px;background:var(--tile);font:inherit;outline:none}
#link-url:focus{border-color:var(--ink)}
.help{margin:6px 0 0;font-size:11.5px;color:var(--ink-soft)}
.error{margin:6px 0 0;font-size:12px;color:#A93226}
.modal-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px}
.cost{margin:0;font-size:13px;color:var(--ink-soft)}
.cost strong{color:var(--ink)}
.pay-body{margin:0 0 8px;font-size:13.5px;line-height:1.55}
#pay-breakdown{color:var(--ink-soft);margin:0}

@media (max-width:760px){
  .tagline,.stats{display:none}
  .controls{width:100%;margin-left:0;justify-content:flex-start}
  .hint{display:none}
  .feed{max-width:80%}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* --- Welcome modal (drop-in pack, pastel watercolor style) --- */
.welcome-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 38, 60, 0.35);
  backdrop-filter: blur(8px) saturate(1.2);
  -webkit-backdrop-filter: blur(8px) saturate(1.2);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  transition: opacity 0.25s ease;
  padding: 20px;
}
.welcome-overlay.visible { opacity: 1; }
.welcome-overlay.hidden { display: none; pointer-events: none; }
.welcome-modal {
  background: #FFFEFB;
  background-image:
    radial-gradient(at 15% 15%, rgba(250,221,216,0.5) 0%, transparent 50%),
    radial-gradient(at 85% 25%, rgba(214,229,232,0.5) 0%, transparent 50%),
    radial-gradient(at 50% 85%, rgba(221,226,214,0.4) 0%, transparent 50%),
    radial-gradient(at 75% 75%, rgba(232,216,195,0.3) 0%, transparent 40%);
  border-radius: 24px;
  box-shadow:
    0 20px 60px rgba(44,62,80,0.15),
    0 4px 20px rgba(44,62,80,0.08),
    inset 0 1px 0 rgba(255,255,255,0.8);
  max-width: 480px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.96) translateY(8px);
  transition: transform 0.2s ease; /* design system: 200ms ease, no bounce */
  border: 1px solid rgba(255,255,255,0.8);
}
.welcome-overlay.visible .welcome-modal { transform: scale(1) translateY(0); }
.welcome-close {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(44,62,80,0.06);
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  color: #5D6D7E;
  transition: background 0.2s;
}
.welcome-close:hover { background: rgba(44,62,80,0.1); }
.welcome-header { padding: 32px 32px 16px; text-align: center; }
.welcome-icon { font-size: 28px; margin-bottom: 8px; }
.welcome-icon img { display: block; margin: 0 auto; image-rendering: pixelated; }
.welcome-header h2 {
  font-family: 'Georgia', serif;
  font-size: 24px;
  font-weight: 700;
  color: #2C3E50;
  margin: 0 0 8px;
  letter-spacing: -0.02em;
}
.welcome-subtitle { color: #5D6D7E; font-size: 14px; margin: 0; }
.welcome-body { padding: 0 32px; font-size: 15px; line-height: 1.6; color: #2C3E50; }
.welcome-body p { margin: 0 0 16px; }
.welcome-rules {
  background: rgba(255,255,255,0.7);
  border: 1px solid rgba(44,62,80,0.06);
  border-radius: 16px;
  padding: 16px 20px;
  margin: 16px 0;
}
.welcome-rules ul { list-style: none; padding: 0; margin: 12px 0; }
.welcome-rules li { padding: 4px 0; font-size: 14px; }
.welcome-note { font-size: 13px; color: #5D6D7E; font-style: italic; margin-top: 12px !important; }
.welcome-question { text-align: center; font-size: 16px !important; color: #2C3E50; margin-top: 20px !important; }
.welcome-actions { padding: 16px 32px 0; display: flex; flex-direction: column; gap: 16px; }
.welcome-checkbox { display: flex; align-items: center; gap: 8px; font-size: 13px; color: #5D6D7E; cursor: pointer; }
.welcome-checkbox input { width: 16px; height: 16px; accent-color: #7DCEA0; }
.welcome-buttons { display: flex; gap: 12px; }
.btn-primary {
  flex: 1;
  background: #7DCEA0;
  background: linear-gradient(135deg, #7DCEA0, #27AE60);
  color: white;
  border: none;
  padding: 14px 20px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(39,174,96,0.25);
  transition: transform 0.15s, box-shadow 0.15s;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(39,174,96,0.3); }
.btn-secondary {
  background: rgba(44,62,80,0.06);
  color: #2C3E50;
  border: none;
  padding: 14px 20px;
  border-radius: 12px;
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-secondary:hover { background: rgba(44,62,80,0.1); }
.welcome-footer { text-align: center; font-size: 11px; color: #99A3A4; padding: 16px 32px 24px; margin: 0; }
@media (max-width:560px){
  .welcome-buttons{flex-direction:column}
  .welcome-header,.welcome-body,.welcome-actions{padding-left:22px;padding-right:22px}
}

/* ================= Retention layer: weekly bar, side panels, winner, replay ================= */
/* weekly voting bar (sits between the canvas and the footer, in normal flow) */
.weekly-bar{flex:none;border-top:1px solid var(--line);background:var(--tile)}
.bar-head{display:flex;align-items:center;gap:12px;padding:8px 16px 4px}
.bar-label{flex:1;min-width:0;font-size:12.5px;color:var(--ink-soft);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bar-count{font-size:12px;color:var(--ink);flex:none}
.bar-btn{flex:none;width:28px;height:28px;background:none;border:1px solid var(--line-strong);border-radius:999px;cursor:pointer;line-height:1}
.bar-btn:hover{background:#fff}
.bar-scroll{display:flex;gap:10px;overflow-x:auto;padding:6px 16px 12px;scrollbar-width:thin}
.week-tile{position:relative;flex:none;width:78px;display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 6px 7px;border:1px solid var(--line);border-radius:12px;background:var(--paper);cursor:pointer;transition:transform .2s ease,border-color .2s ease}
.week-tile:hover{transform:translateY(-2px);border-color:var(--line-strong)}
.week-tile.own{border-style:dashed}
.week-tile .wt-art{width:44px;height:44px;image-rendering:pixelated;border-radius:6px;background:var(--tile);box-shadow:var(--shadow)}
.week-tile .artist{font-size:11px;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.week-tile .votes{font:400 10px/1 var(--mono);color:var(--ink-soft)}
.week-tile .crown{position:absolute;top:-8px;font-size:13px;line-height:1}
.vote-btn{border:1px solid var(--line-strong);background:#fff;border-radius:999px;font-size:10.5px;padding:3px 9px;cursor:pointer;transition:border-color .2s ease}
.vote-btn:hover:not(:disabled){border-color:var(--ink)}
.vote-btn:disabled{opacity:.55;cursor:default}
.weekly-bar.collapsed .bar-scroll{display:none}
.bar-empty{margin:4px 16px 12px;font-size:12.5px;color:var(--ink-soft)}

/* side panels — comments + mural (dock right, below nothing, above popovers) */
.side-panel{position:fixed;top:0;right:0;bottom:0;width:min(330px,92vw);z-index:45;display:flex;flex-direction:column;padding:16px;overflow-y:auto;background:var(--tile);border-left:1px solid var(--line-strong);box-shadow:-8px 0 24px rgba(0,0,0,.08)}
.sp-head{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.sp-head h3{margin:0;font:500 16px/1.35 var(--serif)}
.sp-close{flex:none;width:26px;height:26px;background:none;border:1px solid var(--line-strong);border-radius:999px;cursor:pointer;line-height:1}
.sp-close:hover{background:var(--paper)}
.sp-sub{margin:6px 0 10px;font-size:12px;color:var(--ink-soft)}
.sp-empty{margin:8px 0;font-size:12.5px;color:var(--ink-soft)}
.comment-list{display:flex;flex-direction:column;gap:10px;flex:1}
.comment{border:1px solid var(--line);border-radius:10px;padding:8px 10px;background:var(--paper)}
.comment .mono{display:block;font-size:10.5px;color:var(--ink-soft)}
.comment p{margin:2px 0 4px;font-size:13px;line-height:1.5}
.comment .mini{background:none;border:none;padding:0;font-size:10.5px;color:var(--ink-soft);cursor:pointer;text-decoration:underline;text-underline-offset:2px}
.comment-composer{display:flex;gap:8px;margin-top:12px}
.comment-composer input{flex:1;min-width:0;border:1px solid var(--line-strong);border-radius:10px;padding:8px 10px;font:inherit;background:#fff}
.sp-note{margin:10px 0 0;font-size:11px;color:var(--ink-soft)}
.mural-bar{height:10px;border-radius:999px;background:var(--line);overflow:hidden;margin:8px 0 6px}
.mural-fill{height:100%;background:linear-gradient(90deg,#FADDD8,#D6E5E8,#DDE2D6);transition:width .3s ease}
.swatches{display:flex;gap:6px;margin:8px 0}
.swatch{width:22px;height:22px;border-radius:6px;border:1px solid rgba(26,26,26,.14)}
.mural-gallery{display:flex;gap:8px;flex-wrap:wrap;margin-top:6px}
.mural-gallery img{width:56px;height:56px;border-radius:8px;border:1px solid var(--line-strong);image-rendering:pixelated}

/* winner pop-up (confetti + gold, still paper-soft) */
.winner-overlay{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(26,38,60,.38);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.winner-modal{position:relative;overflow:hidden;max-width:400px;width:100%;padding:34px 28px 26px;text-align:center;border-radius:24px;background:#FFFEFB;background-image:radial-gradient(at 12% 12%, rgba(250,221,216,.55) 0%, transparent 55%),radial-gradient(at 88% 22%, rgba(214,229,232,.55) 0%, transparent 55%),radial-gradient(at 50% 92%, rgba(232,216,195,.4) 0%, transparent 55%);box-shadow:0 20px 60px rgba(44,62,80,.2);animation:toast-in .25s ease}
.winner-modal h1{margin:6px 0 0;font:600 30px/1.1 var(--serif);letter-spacing:1px}
.winner-modal h2{margin:4px 0 10px;font:400 13px/1.2 var(--sans);color:var(--ink-soft);letter-spacing:2px;text-transform:uppercase}
.winner-crown{font-size:40px;line-height:1}
.winner-x{position:absolute;top:12px;right:12px;width:28px;height:28px;background:none;border:1px solid var(--line-strong);border-radius:999px;cursor:pointer;line-height:1}
.winner-prev{display:flex;flex-direction:column;align-items:center;gap:6px;margin:6px 0 10px}
.winner-art{width:76px;height:76px;image-rendering:pixelated;border:3px solid #D4AC0D;border-radius:10px;box-shadow:0 0 14px rgba(212,172,13,.45)}
.winner-prev .mono{font-size:11.5px;color:var(--ink-soft)}
.winner-text{margin:0 0 14px;font-size:13.5px;line-height:1.55}
.winner-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.btn.gold{background:#F6D365;border-color:#D4AC0D;color:#4a3b00}
.btn.gold:hover{background:#f9dd8c}
.winner-foot{margin:12px 0 0;font-size:11px;color:var(--ink-soft)}
.confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.confetti-piece{position:absolute;top:-14px;width:8px;height:12px;border-radius:2px;opacity:.9;animation:confetti-fall 2.6s linear infinite}
@keyframes confetti-fall{from{transform:translateY(-20px) rotate(0)}to{transform:translateY(460px) rotate(340deg);opacity:.15}}

/* time-lapse replay + winner board */
.replay-labels{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin:8px 0 2px}
.replay-who{margin:0;font:500 14px/1.2 var(--serif)}
.replay-labels .mono{margin:0;font-size:11.5px;color:var(--ink-soft)}
.replay-controls{display:flex;align-items:center;gap:8px;margin-top:8px}
.replay-controls input[type=range]{flex:1;min-width:0;accent-color:#2E86AB}
.board-rows{display:flex;flex-direction:column;gap:8px;margin:10px 0}
.board-row{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:12px;background:var(--paper)}
.board-row.own{border-color:#D4AC0D;background:#FFFDF4}
.board-art{flex:none;width:40px;height:40px;image-rendering:pixelated;border-radius:6px;background:var(--tile)}
.board-meta{flex:1;min-width:0}
.board-meta p{margin:0;font-size:12px}
.board-meta .mono{font-size:10.5px;color:var(--ink-soft)}
.board-badge{font-size:11px;color:var(--ink-soft)}

/* Hall of Fame claim placement */
#stage.mega-mode #grid{cursor:crosshair}
@media (max-width:760px){
  .bar-label{font-size:11.5px}
  .week-tile{width:70px}
}