:root{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#10213d;background:#eef3f8}*{box-sizing:border-box}body{margin:0;background:#eef3f8}button,input,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}.hidden-input{position:fixed;left:-9999px}.topbar{height:86px;padding:12px 22px;background:#082657;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:12px}.brand img{width:54px;height:54px;border-radius:14px}.brand b{display:block;font-size:24px}.brand small{display:block;opacity:.7;margin-top:2px}.top-actions{display:flex;align-items:center;gap:10px}.status{padding:8px 12px;border-radius:999px;background:#173a6c}.primary{background:#0d6efd!important;color:#fff!important;border-color:#0d6efd!important}.topbar button,.wide,.search-row button,.viewerbar button,.inkbar button,.modal button{border:1px solid #c9d5e5;background:#fff;color:#10213d;border-radius:12px;padding:10px 14px;font-weight:700}.library{display:grid;grid-template-columns:290px 1fr;min-height:calc(100vh - 86px)}.sidebar{padding:22px;border-right:1px solid #cfd9e5;background:#e7edf4}.wide{width:100%;background:#0d6efd;color:#fff;border-color:#0d6efd}.section-title{font-size:14px;color:#64748b;font-weight:800;margin:24px 4px 10px}.folder-btn{width:100%;display:flex;justify-content:space-between;align-items:center;border:0;background:transparent;padding:14px;border-radius:14px;font-weight:750;color:#10213d}.folder-btn.active{background:#d2e4ff;color:#075dc5}.content{padding:28px 34px}.content-head h1{font-size:30px;margin:3px 0 20px}.content-head small{color:#0d6efd;font-weight:800}.search-row{display:flex;gap:12px;margin-bottom:20px}.search-row input{flex:1;border:1px solid #cad5e3;border-radius:14px;padding:14px 16px;background:#fff}.score-list{background:#fff;border:1px solid #d2dce8;border-radius:22px;min-height:320px;padding:22px}.score-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}.score-card{border:1px solid #ccd7e4;border-radius:18px;padding:18px}.file-tag{display:inline-block;font-size:12px;font-weight:900;padding:4px 8px;border-radius:8px;background:#fee2e2;color:#a61b1b}.file-tag.image{background:#dbeafe;color:#1d4ed8}.score-title{font-size:20px;font-weight:850;margin:12px 0 6px;word-break:break-word}.score-meta{font-size:13px;color:#64748b}.card-actions{display:flex;gap:7px;flex-wrap:wrap;margin-top:15px}.card-actions button{border:1px solid #cad5e3;background:#fff;border-radius:10px;padding:8px 11px;font-weight:750}.card-actions .danger{color:#b91c1c}.empty{min-height:275px;display:grid;place-items:center;text-align:center;color:#64748b}.modal{position:fixed;inset:0;background:#10213d99;z-index:5000;display:grid;place-items:center;padding:20px}.viewer-modal{z-index:12000}.modal-card{width:min(720px,100%);max-height:88vh;overflow:auto;background:#fff;border-radius:22px;padding:22px;box-shadow:0 22px 80px #0004}.modal-card.small{width:min(520px,100%)}.modal-head{display:flex;align-items:center;justify-content:space-between;gap:10px}.modal-head h2{margin:0}.close{font-size:24px;border:0!important;padding:5px 10px!important}.choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.choice{position:relative;border:1px solid #cbd5e1;border-radius:16px;padding:20px;text-align:center;font-weight:850;overflow:hidden}.native-file{position:absolute;inset:0;opacity:0;width:100%;height:100%;cursor:pointer}.modal select,.modal input{width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:12px;margin-top:8px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.folder-create{display:flex;gap:8px;margin-top:20px}.folder-create input{margin:0;flex:1}.folder-row{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #e5e7eb;padding:12px 0;gap:12px}.folder-row-actions{display:flex;gap:6px;flex-wrap:wrap}.folder-row-actions button{padding:7px 10px}.move-title{font-weight:850;margin:12px 0}.note{margin-top:14px;background:#eff6ff;border:1px solid #bfdbfe;border-radius:12px;padding:10px}.viewer{position:fixed;inset:0;z-index:9000;background:#121820;color:#fff;display:flex;flex-direction:column}.viewerbar{height:74px;flex:0 0 auto;background:#f8fafc;color:#10213d;display:flex;align-items:center;gap:12px;padding:10px 12px;padding-top:max(10px,env(safe-area-inset-top))}.viewer-title-wrap{flex:1;min-width:0;text-align:center}.viewer-title-wrap b,.viewer-title-wrap small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.viewer-actions{display:flex;gap:7px;align-items:center}.viewer-actions button{padding:9px 11px}.stage{flex:1;min-height:0;overflow:auto;display:flex;align-items:center;justify-content:center;padding:4px;touch-action:pan-x pan-y;background:#151c25;scroll-behavior:auto}.zoom-controls{display:inline-flex;align-items:center;gap:4px;background:#e8eef6;border:1px solid #cbd5e1;border-radius:12px;padding:3px}.zoom-controls button{min-width:38px;padding:6px 9px!important}.zoom-info{min-width:42px;text-align:center;font-size:11px;font-weight:800;color:#52647a;padding:0 3px}.stage.zoomed{align-items:flex-start;justify-content:flex-start}.canvas-wrap{position:relative;flex:0 0 auto;transform-origin:center center;margin:auto}.pdf-canvas,#pdfCanvas{display:block;background:#fff}.ink-canvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none}.ink-canvas.pass{pointer-events:none}.viewer-msg{position:absolute;inset:0;display:grid;place-items:center;color:#fff;background:#151c25}.viewerhint{height:38px;flex:0 0 auto;display:grid;place-items:center;font-size:12px;color:#bac5d3}.inkbar{position:relative;z-index:10;flex:0 0 auto;background:#fff;color:#10213d;padding:8px 12px;display:flex;align-items:center;gap:7px;overflow-x:auto}.inkbar button{white-space:nowrap;padding:8px 10px}.tool.active{background:#dbeafe;border-color:#60a5fa}.palette{display:flex;gap:5px}.swatch{width:28px!important;height:28px!important;padding:0!important;border-radius:50%!important;background:var(--c)!important}.swatch[data-color="#111827"]{--c:#111827}.swatch[data-color="#dc2626"]{--c:#dc2626}.swatch[data-color="#2563eb"]{--c:#2563eb}.swatch[data-color="#16a34a"]{--c:#16a34a}.swatch[data-color="#ea580c"]{--c:#ea580c}.swatch[data-color="#7c3aed"]{--c:#7c3aed}.swatch[data-color="#facc15"]{--c:#facc15}.swatch[data-color="#a3e635"]{--c:#a3e635}.swatch[data-color="#38bdf8"]{--c:#38bdf8}.swatch[data-color="#f472b6"]{--c:#f472b6}.swatch.active{outline:3px solid #60a5fa;outline-offset:2px}.size{display:flex;align-items:center;gap:5px;white-space:nowrap}.page-row{display:flex;align-items:center;gap:8px;justify-content:space-between;border-bottom:1px solid #e5e7eb;padding:10px 0}.page-actions{display:flex;gap:6px;align-items:center;flex-wrap:wrap}.page-actions select{width:auto;margin:0;padding:7px}.page-actions button{padding:7px 9px}.toast{position:fixed;z-index:20000;left:50%;bottom:28px;transform:translateX(-50%);background:#111827;color:#fff;padding:11px 16px;border-radius:999px;box-shadow:0 10px 30px #0004;font-weight:750}@media(max-width:800px){.topbar{height:auto;min-height:74px;padding:10px 12px}.brand small{display:none}.brand b{font-size:19px}.brand img{width:44px;height:44px}.status{display:none}.library{grid-template-columns:1fr}.sidebar{border-right:0;border-bottom:1px solid #cfd9e5;padding:14px;overflow-x:auto}.section-title{margin:14px 4px 5px}.folder-btn{display:inline-flex;width:auto;margin-right:6px;padding:10px 13px;background:#fff;border:1px solid #cbd5e1}.content{padding:18px 14px}.content-head h1{font-size:25px}.viewerbar{height:auto;min-height:68px;align-items:flex-start;flex-wrap:wrap}.viewer-title-wrap{order:-1;width:100%;flex-basis:100%}.viewer-actions{margin-left:auto;overflow-x:auto}.viewer-actions button{font-size:12px;padding:8px}.choice-grid{grid-template-columns:1fr}.score-grid{grid-template-columns:1fr}.inkbar{padding-top:6px}.viewerhint{font-size:10px}}

/* v2.2 immersive viewer */
.viewer{--viewerbar-h:74px}
.viewerbar{position:absolute;top:0;left:0;right:0;z-index:40;box-shadow:0 8px 26px #0002;transition:transform .18s ease,opacity .18s ease}
.viewer.controls-hidden .viewerbar{transform:translateY(-115%);opacity:0;pointer-events:none}
.viewerhint{position:absolute;left:50%;bottom:max(8px,env(safe-area-inset-bottom));z-index:22;width:max-content;max-width:calc(100% - 24px);height:auto;min-height:30px;padding:6px 12px;border-radius:999px;background:#0b111acc;transition:transform .18s ease,opacity .18s ease;pointer-events:none}
.viewer.controls-hidden .viewerhint{transform:translate(-50%,140%);opacity:0}
.viewer:not(.controls-hidden) .viewerhint{transform:translateX(-50%)}
.inkbar:not(.hidden){margin-top:var(--viewerbar-h)}
.stage{padding-top:max(4px,env(safe-area-inset-top));padding-bottom:max(4px,env(safe-area-inset-bottom))}
@media(max-width:800px){.viewer{--viewerbar-h:116px}.viewerbar{max-height:116px;overflow-y:auto}.viewerhint{font-size:10px}}


/* v2.4 persistent menu handle — right edge */
.viewer-handle{
  position:absolute;
  top:max(12px,env(safe-area-inset-top));
  right:0;
  left:auto;
  z-index:45;
  width:34px;
  height:52px;
  padding:0;
  border:1px solid #ffffff3d;
  border-right:0;
  border-radius:14px 0 0 14px;
  background:#0b111acc;
  color:#fff;
  font-size:21px;
  line-height:1;
  font-weight:800;
  display:grid;
  place-items:center;
  box-shadow:-5px 5px 18px #0005;
  transform:translateX(120%);
  opacity:0;
  pointer-events:none;
  transition:transform .18s ease,opacity .18s ease;
  -webkit-tap-highlight-color:transparent;
}
.viewer.controls-hidden .viewer-handle{transform:translateX(0);opacity:.90;pointer-events:auto}
.viewer:not(.controls-hidden) .viewer-handle{transform:translateX(120%);opacity:0;pointer-events:none}
.viewer.ink-mode .viewer-handle{opacity:0;pointer-events:none}
.viewer-handle:active{background:#172333}


/* v2.5 — phone viewer uses the same stacked toolbar in portrait and landscape */
.viewer{--viewerbar-h:122px}
.viewerbar{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  grid-template-areas:
    "title title"
    "back actions";
  align-items:center;
  gap:8px 10px;
  height:auto;
  min-height:122px;
  max-height:none;
  overflow:visible;
  padding:8px 10px;
  padding-top:max(8px,env(safe-area-inset-top));
}
.viewer-title-wrap{
  grid-area:title;
  width:100%;
  min-width:0;
  text-align:center;
  order:initial;
  flex:initial;
}
.viewer-title-wrap b{font-size:18px;line-height:1.2}
.viewer-title-wrap small{font-size:14px;line-height:1.2;margin-top:2px}
.viewerbar>#backBtn{
  grid-area:back;
  white-space:nowrap;
  align-self:center;
}
.viewer-actions{
  grid-area:actions;
  min-width:0;
  width:100%;
  margin-left:0;
  display:flex;
  align-items:center;
  gap:7px;
  overflow-x:auto;
  overflow-y:hidden;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
  padding-bottom:1px;
}
.viewer-actions::-webkit-scrollbar{display:none}
.viewer-actions>*{flex:0 0 auto}
.viewer-actions button{white-space:nowrap}
.inkbar:not(.hidden){margin-top:var(--viewerbar-h)}

/* Do not switch to a different viewer layout just because the phone is rotated. */
@media (orientation:landscape){
  .viewer{--viewerbar-h:122px}
  .viewerbar{
    grid-template-columns:auto minmax(0,1fr);
    grid-template-areas:"title title" "back actions";
    min-height:122px;
    max-height:none;
  }
}

/* v2.6 — portrait score starts directly below visible toolbar; subtle more hint */
.viewer-actions-shell{
  grid-area:actions;
  position:relative;
  min-width:0;
  width:100%;
}
.viewer-actions-shell .viewer-actions{
  grid-area:auto;
  width:100%;
  padding-right:20px;
}
.viewer-more-hint{
  position:absolute;
  top:50%;
  right:2px;
  z-index:3;
  width:18px;
  height:34px;
  transform:translateY(-50%);
  display:grid;
  place-items:center;
  border-radius:999px;
  background:linear-gradient(90deg,#f8fafc00 0%,#f8fafcee 42%,#f8fafc 72%);
  color:#607087;
  font-size:23px;
  font-weight:800;
  line-height:1;
  pointer-events:none;
  opacity:0;
  transition:opacity .15s ease;
}
.viewer-more-hint.show{opacity:.82}

@media (orientation:portrait) and (max-width:800px){
  .viewer:not(.controls-hidden):not(.ink-mode) .stage{
    padding-top:calc(var(--viewerbar-h) + 4px);
    align-items:flex-start;
  }
  .viewer:not(.controls-hidden):not(.ink-mode) .stage:not(.zoomed) .canvas-wrap{
    margin-top:0;
    margin-bottom:auto;
    margin-left:auto;
    margin-right:auto;
  }
}

/* v3.1 account and team connection */
.top-actions>#accountBtn{border:1px solid #6f8fbc;background:#173a6c;color:#fff;border-radius:12px;padding:10px 14px;font-weight:800}
.account-card{width:min(620px,100%)}.account-card label{display:block;margin-top:14px;font-weight:750}.account-card label input{font-weight:400}.account-card h3{margin:22px 0 8px}.account-note{color:#64748b;font-size:13px}.auth-actions button{min-width:120px}.signed-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 0;border-bottom:1px solid #e2e8f0}.signed-row b,.signed-row small{display:block}.signed-row small{color:#64748b;margin-top:3px}.inline-form{display:flex;gap:8px}.inline-form input{margin:0;flex:1}.or-line{text-align:center;color:#94a3b8;margin:22px 0;border-bottom:1px solid #e2e8f0;line-height:1px}.or-line::first-line{background:#fff}.team-summary{padding-top:16px}.team-summary>span,.invite-box span{color:#64748b;font-size:13px}.team-summary h3{font-size:26px;margin:4px 0 18px}.invite-box{border:1px solid #bfdbfe;background:#eff6ff;border-radius:16px;padding:16px;display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}.invite-box span{grid-column:1/-1}.invite-box b{font-size:24px;letter-spacing:2px;color:#075dc5}.invite-box button{padding:8px 11px}.team-summary>p{color:#64748b}
.team-member-list{border-top:1px solid #e2e8f0;margin-top:10px}.team-member{display:flex;align-items:center;gap:12px;padding:12px 4px;border-bottom:1px solid #eef2f7}.team-member>span{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:#dbeafe;color:#075dc5;font-weight:850}.team-member b,.team-member small{display:block}.team-member small{color:#64748b;margin-top:2px}
.invite-box #shareInviteBtn{grid-column:1/-1;padding:12px}.invite-help{font-size:13px;color:#52647a;background:#f8fafc;border-radius:10px;padding:9px 11px}
.invite-qr{display:flex;align-items:center;gap:14px;margin-top:12px;padding:12px;border:1px solid #dbeafe;background:#fff;border-radius:16px}.invite-qr #inviteQr{width:126px;height:126px;flex:0 0 126px;display:grid;place-items:center;background:#fff;border-radius:9px}.invite-qr #inviteQr img,.invite-qr #inviteQr canvas{display:block;max-width:116px;max-height:116px}.invite-qr b{display:block;color:#0f2e59}.invite-qr p{margin:5px 0;color:#52647a;font-size:13px;line-height:1.45}.invite-qr small{color:#64748b;font-size:12px;line-height:1.35;display:block}
.team-switcher{display:flex;align-items:end;gap:8px;margin:-4px 0 14px}.team-switcher label{flex:1;margin:0;font-size:13px;color:#52647a}.team-switcher select{margin-top:5px;font-weight:750}.team-switcher button{white-space:nowrap;padding:11px}
.team-owner-actions{display:flex;gap:8px;margin:-6px 0 14px}.team-owner-actions button{padding:9px 11px;font-size:13px}.team-owner-actions .danger{margin-left:auto}
.score-card[draggable="true"]{cursor:grab;transition:opacity .15s,transform .15s,box-shadow .15s}.score-card.dragging{cursor:grabbing;opacity:.45;transform:scale(.98)}.folder-btn.drop-target{background:#b9d7ff!important;color:#064f9f!important;box-shadow:0 0 0 3px #0d6efd55 inset;transform:scale(1.02)}
.guest-invite-panel{text-align:center;padding-top:10px}.guest-invite-panel .guest-icon{width:58px;height:58px;margin:4px auto 10px;border-radius:18px;display:grid;place-items:center;background:#dbeafe;color:#075dc5;font-size:30px;font-weight:900}.guest-invite-panel h3{font-size:24px;margin:8px 0}.guest-invite-panel p{color:#52647a}.guest-invite-panel label{text-align:left}.guest-invite-panel>.wide{margin-top:14px;padding:13px}.guest-invite-panel>small{display:block;margin-top:12px;color:#64748b}
@media(max-width:600px){.top-actions{gap:6px}.top-actions>#accountBtn,.top-actions>#addScoreBtn{padding:9px 10px;font-size:13px}.inline-form{display:grid}.invite-box{grid-template-columns:1fr}.invite-box span{grid-column:auto}.invite-qr{align-items:flex-start}.invite-qr #inviteQr{width:112px;height:112px;flex-basis:112px}.invite-qr #inviteQr img,.invite-qr #inviteQr canvas{max-width:104px;max-height:104px}.team-owner-actions{display:grid;grid-template-columns:1fr 1fr}.team-owner-actions .danger{margin-left:0}}