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span:nth-child(3){background:var(--accent-soft);transform:translate(28px)rotate(10deg)}.ek-empty-tabs-orbit{color:var(--fg-3);position:absolute;inset:0}.ek-empty-tabs-orbit svg{border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:var(--bg-app);box-sizing:content-box;box-shadow:var(--shadow-xs);padding:8px;display:block;position:absolute}.ek-empty-tabs-orbit svg:first-child{top:12px;left:18px}.ek-empty-tabs-orbit svg:nth-child(2){color:var(--accent);top:68px;right:12px}.ek-empty-tabs-orbit svg:nth-child(3){bottom:16px;left:42px}.ek-empty-tabs-copy{max-width:360px}.ek-empty-tabs-copy span{margin-bottom:var(--space-2);color:var(--fg-4);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase;display:block}.ek-empty-tabs-copy h2{color:var(--fg-1);font-size:var(--text-2xl);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-tight);line-height:var(--leading-snug);margin:0}.ek-empty-tabs-copy p{margin:var(--space-3) 0 0;color:var(--fg-3);font-size:var(--text-sm);line-height:var(--leading-relaxed)}@media (max-width:768px){.ek-tabbar.empty{display:none}.ek-empty-tabs{justify-content:center;gap:var(--space-6);padding:var(--space-8) var(--space-6);text-align:center;flex-direction:column}.ek-empty-tabs-art{width:156px;height:156px}.ek-empty-tabs-stack{inset:26px 18px 26px 26px}.ek-empty-tabs-stack span{width:104px;height:70px}.ek-empty-tabs-copy{max-width:280px}.ek-empty-tabs-copy h2{font-size:var(--text-xl)}}.ek-top{border-bottom:1px solid var(--border);background:color-mix(in srgb, var(--bg-app) 82%, transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:5;height:54px;transition:opacity var(--dur-base) var(--ease-out), height var(--dur-base) 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.spacer{flex:1}.ek-iconbtn{border-radius:var(--radius-sm);width:33px;height:33px;color:var(--fg-2);cursor:pointer;transition:background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);background:0 0;border:none;justify-content:center;align-items:center;display:inline-flex}.ek-iconbtn:hover{background:var(--bg-hover);color:var(--fg-1)}.ek-iconbtn.on{background:var(--accent-soft);color:var(--accent)}@media (max-width:768px){.ek-top{gap:8px;padding:0 10px}.ek-sidebar-toggle,.ek-crumb,.ek-saved,.ek-focus-toggle,.ek-top .spacer{display:none}.ek-mobile-file-title{min-width:0;color:var(--fg-1);text-overflow:ellipsis;white-space:nowrap;flex:1;font-size:13.5px;font-weight:600;display:block;overflow:hidden}.ek-mobile-files{z-index:70;pointer-events:none;display:block;position:fixed;inset:auto 0 0}.ek-mobile-files-bar{right:max(12px, env(safe-area-inset-right));bottom:max(12px, env(safe-area-inset-bottom));z-index:72;border:1px solid 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span{max-width:360px;color:var(--fg-3);font-size:var(--text-sm);line-height:var(--leading-normal)}.ek-content{background:var(--bg-canvas);flex:1;min-height:0;overflow-y:auto}.ek-welcome{justify-content:center;align-items:center;gap:var(--space-10);min-height:100%;padding:var(--space-10);background:var(--bg-canvas);color:var(--fg-1);display:flex}.ek-welcome-card{width:min(100%,560px)}.ek-welcome-mark{width:46px;height:46px;margin-bottom:var(--space-5);border:1px solid var(--border);border-radius:var(--radius-md);background:var(--accent-soft);color:var(--accent);box-shadow:var(--shadow-xs);justify-content:center;align-items:center;display:inline-flex}.ek-welcome-copy{margin-bottom:var(--space-8)}.ek-welcome-kicker{margin-bottom:var(--space-2);color:var(--fg-4);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase;display:block}.ek-welcome-copy h1{color:var(--fg-1);font-size:var(--text-2xl);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-tight);line-height:var(--leading-snug);margin:0}.ek-welcome-copy p{max-width:470px;margin:var(--space-3) 0 0;color:var(--fg-3);font-size:var(--text-sm);line-height:var(--leading-relaxed)}.ek-welcome-actions{gap:var(--space-2);display:grid}.ek-welcome-action{align-items:center;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-sm);color:var(--fg-2);cursor:pointer;border:1px solid #0000;display:flex}.ek-welcome-action:hover{border-color:var(--border-subtle);background:var(--bg-hover)}.ek-welcome-action-icon{border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--bg-surface);width:34px;height:34px;color:var(--fg-3);flex:none;justify-content:center;align-items:center;display:inline-flex}.ek-welcome-action span:last-child{flex-direction:column;gap:2px;min-width:0;display:flex}.ek-welcome-action strong{color:var(--fg-1);font-size:var(--text-sm);font-weight:var(--weight-medium)}.ek-welcome-action small{color:var(--fg-4);font-size:var(--text-xs);line-height:var(--leading-normal)}.ek-welcome-hint{align-items:center;gap:var(--space-2);margin-top:var(--space-6);padding-top:var(--space-4);border-top:1px solid var(--border-subtle);color:var(--fg-4);font-size:var(--text-xs);display:flex}.ek-welcome-hint svg{flex:none}.ek-welcome-shortcuts{width:250px;padding:var(--space-4);border:1px solid var(--border-subtle);border-radius:var(--radius-md);background:var(--bg-surface);box-shadow:var(--shadow-xs)}.ek-welcome-shortcuts-title{margin-bottom:var(--space-3);color:var(--fg-4);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase;display:block}.ek-welcome-shortcut{justify-content:space-between;align-items:center;gap:var(--space-3);padding:var(--space-2) 0;color:var(--fg-3);font-size:var(--text-xs);display:flex}.ek-welcome-keys{gap:3px;display:inline-flex}.ek-welcome-keys kbd{border:1px solid var(--border);border-radius:var(--radius-xs);background:var(--bg-inset);min-width:22px;color:var(--fg-3);font-family:var(--font-mono);font-size:var(--text-2xs);text-align:center;padding:2px 5px}@media (max-width:840px){.ek-welcome{align-items:flex-start;gap:var(--space-8);padding:var(--space-8);flex-direction:column}.ek-welcome-shortcuts{width:min(100%,560px)}}.ek-tour-layer{z-index:80;pointer-events:none;position:fixed;inset:0}.ek-tour-dim,.ek-tour-ring,.ek-tour-card{position:fixed}.ek-tour-dim{z-index:80;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);pointer-events:auto;background:0 0}.ek-tour-dim.full{background:#0606079e;inset:0}.ek-tour-ring{z-index:81;border-radius:var(--radius-lg);pointer-events:none;border:2px solid #7c52f0;box-shadow:0 0 0 4px #7c52f02e,0 0 0 100vmax #0606079e}.ek-tour-card{--tour-card-w:min(360px, calc(100vw - 32px));z-index:82;left:var(--tour-left);top:var(--tour-top);width:var(--tour-card-w);max-height:calc(100dvh - 32px);padding:var(--space-5);border:1px solid var(--border);border-radius:var(--radius-lg);background:var(--bg-surface);box-shadow:var(--shadow-pop);color:var(--fg-1);pointer-events:auto;transition:left .4s var(--ease-out), top .4s var(--ease-out);outline:none;overflow:visible}.ek-tour-card:before{border:1px solid var(--border);background:var(--bg-surface);content:"";width:16px;height:16px;position:absolute;transform:rotate(45deg)}.ek-tour-card.beak-left:before{top:var(--beak-top);border-top:0;border-right:0;left:-9px}.ek-tour-card.beak-right:before{top:var(--beak-top);border-bottom:0;border-left:0;right:-9px}.ek-tour-card.beak-top:before{top:-9px;left:var(--beak-left);border-bottom:0;border-right:0}.ek-tour-card.beak-bottom:before{bottom:-9px;left:var(--beak-left);border-top:0;border-left:0}.ek-tour-close{top:var(--space-3);right:var(--space-3);z-index:2;justify-content:center;align-items:center;gap:var(--space-1);height:30px;padding:0 var(--space-2);border:1px solid var(--border-subtle);border-radius:var(--radius-sm);background:var(--bg-surface);color:var(--fg-3);font-family:var(--font-sans);font-size:var(--text-2xs);font-weight:var(--weight-medium);cursor:pointer;display:inline-flex;position:absolute}.ek-tour-close:hover{background:var(--bg-hover);color:var(--fg-1)}.ek-drop-mascot{width:112px;height:112px;margin:2px auto var(--space-4);animation:drop-float 3.8s var(--ease-in-out) infinite;display:block;overflow:visible}.ek-drop-mascot .drop-body{fill:#7c52f0;stroke:#582ec4;stroke-width:2.5px;stroke-linecap:round;stroke-linejoin:round}[data-theme=dark] .ek-drop-mascot .drop-body{fill:#9a73f7}.ek-drop-mascot .drop-highlight{fill:#ffffff24;stroke:none}.ek-drop-mascot .drop-ink{fill:#141417}.ek-drop-mascot .drop-shine{fill:#fff}.ek-drop-mascot .drop-cheek{fill:#ffffff57}.ek-drop-mascot .drop-face-line,.ek-drop-mascot .drop-sprout{fill:none;stroke:#141417;stroke-linecap:round;stroke-linejoin:round;stroke-width:3.5px}.ek-drop-mascot .drop-sprout{stroke:#582ec4}.ek-drop-mascot .drop-node,.ek-drop-mascot .drop-sparkles path{fill:#7c52f0;stroke:#582ec4;stroke-linejoin:round;stroke-width:2px}.ek-drop-mascot .drop-arm{fill:none;stroke:#7c52f0;stroke-width:12px}[data-theme=dark] .ek-drop-mascot .drop-arm{stroke:#9a73f7}.ek-drop-mascot .wave{animation:drop-wave 1.3s var(--ease-in-out) infinite;transform-origin:89px 50px}.ek-drop-mascot .point{stroke-linecap:round}.ek-drop-mascot .drop-sparkles{animation:drop-sparkle 1.8s var(--ease-in-out) infinite}.ek-tour-kicker{margin-bottom:var(--space-2);color:var(--fg-4);font-family:var(--font-mono);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase;display:block}.ek-tour-card h2{color:var(--fg-1);font-size:var(--text-xl);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-normal);line-height:var(--leading-snug);margin:0}.ek-tour-card p{margin:var(--space-3) 0 0;color:var(--fg-3);font-size:var(--text-sm);line-height:var(--leading-relaxed)}.ek-tour-card mark{border-radius:var(--radius-xs);background:var(--accent-soft);color:var(--accent-fg);padding:0 2px}.ek-tour-actions{justify-content:space-between;align-items:center;gap:var(--space-3);margin-top:var(--space-6);display:flex}.ek-tour-progress,.ek-tour-buttons{align-items:center;gap:var(--space-2);display:flex}.ek-tour-progress button{border-radius:var(--radius-pill);background:var(--border);cursor:pointer;width:8px;height:8px;transition:width var(--dur-base) var(--ease-out), background var(--dur-base) var(--ease-out);border:0;padding:0}.ek-tour-progress button.active{background:#7c52f0;width:30px}.ek-tour-primary,.ek-tour-icon-action{border-radius:var(--radius-sm);height:38px;font-family:var(--font-sans);font-size:var(--text-sm);font-weight:var(--weight-medium);cursor:pointer;justify-content:center;align-items:center;display:inline-flex}.ek-tour-primary{gap:var(--space-2);padding:0 var(--space-4);color:#fff;background:#7c52f0;border:1px solid #7c52f0}.ek-tour-primary:hover{background:#582ec4;border-color:#582ec4}.ek-tour-icon-action{border:1px solid var(--border);background:var(--bg-surface);width:38px;color:var(--fg-2)}.ek-tour-icon-action:hover:not(:disabled){background:var(--bg-hover)}.ek-tour-icon-action:disabled{cursor:default;opacity:.45}@keyframes drop-float{0%,to{transform:translateY(0)rotate(-1deg)}50%{transform:translateY(-7px)rotate(1deg)}}@keyframes drop-wave{0%,to{transform:rotate(-10deg)}50%{transform:rotate(18deg)}}@keyframes drop-sparkle{0%,to{opacity:.72;transform:scale(.96)}50%{opacity:1;transform:scale(1.04)}}@media (prefers-reduced-motion:reduce){.ek-tour-card,.ek-drop-mascot,.ek-drop-mascot .wave,.ek-drop-mascot .drop-sparkles{transition:none;animation:none}}@media (max-width:720px){.ek-tour-card{--tour-card-w:calc(100vw - 24px);max-height:min(78dvh,520px);bottom:12px;right:12px;overflow-y:auto;top:auto!important;left:12px!important}.ek-tour-card:before{display:none}.ek-drop-mascot{width:92px;height:92px;margin-bottom:var(--space-3)}.ek-tour-actions{flex-direction:column;align-items:stretch}.ek-tour-progress,.ek-tour-buttons,.ek-tour-primary{width:100%}.ek-tour-primary{flex:1}}.ek-settings{width:100%;padding:var(--space-10) max(var(--space-8), calc((100% - 980px) / 2)) var(--space-16);color:var(--fg-1);overflow-x:hidden}.ek-settings-header{margin-bottom:var(--space-8)}.ek-settings-header h1{color:var(--fg-1);font-size:var(--text-2xl);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-tight);line-height:var(--leading-snug);margin:0}.ek-settings-header p{margin-top:var(--space-2);color:var(--fg-3);font-size:var(--text-sm)}.ek-settings-kicker{margin-bottom:var(--space-2);color:var(--fg-4);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase;display:block}.ek-settings-form{gap:var(--space-3);display:grid}.ek-settings-section{gap:var(--space-8);padding:var(--space-6) 0;border-top:1px solid var(--border-subtle);grid-template-columns:220px minmax(0,1fr);display:grid}.ek-settings-section-copy{gap:var(--space-3);display:flex}.ek-settings-section-copy h2{color:var(--fg-1);font-size:var(--text-sm);font-weight:var(--weight-semibold);margin:2px 0 0}.ek-settings-section-copy p{margin:var(--space-2) 0 0;color:var(--fg-4);font-size:var(--text-xs);line-height:var(--leading-normal)}.ek-settings-section-icon{border:1px solid 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pop{0%{opacity:0;transform:translateY(-7px)scale(.99)}to{opacity:1;transform:none}}.ek-pq{border-bottom:1px solid var(--border-subtle);align-items:center;gap:12px;padding:16px 18px;display:flex}.ek-pq svg{color:var(--fg-3)}.ek-pq input{font-family:var(--font-sans);color:var(--fg-1);background:0 0;border:0;outline:none;width:100%;font-size:16px}.ek-pq input::placeholder{color:var(--fg-4)}.ek-plist{max-height:360px;padding:7px;overflow-y:auto}.ek-psec{letter-spacing:.08em;text-transform:uppercase;color:var(--fg-4);padding:10px 11px 4px;font-size:10.5px;font-weight:600}.ek-pi{border-radius:var(--radius-sm);color:var(--fg-1);cursor:pointer;align-items:center;gap:12px;padding:10px 12px;font-size:14px;display:flex}.ek-pi.active{background:var(--accent-soft);color:var(--accent-fg)}.ek-pi .ek-pi-ic{color:var(--fg-3);flex:none;display:inline-flex}.ek-pi.active .ek-pi-ic{color:var(--accent)}.ek-pi .ek-pi-label{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.ek-pi 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12px;font-size:13px;display:flex}.ek-toast{z-index:60;background:var(--neutral-900);color:var(--neutral-50);border-radius:var(--radius-pill);box-shadow:var(--shadow-lg);animation:pop var(--dur-base) var(--ease-out);align-items:center;gap:9px;padding:10px 16px;font-size:13px;display:flex;position:fixed;bottom:84px;left:50%;transform:translate(-50%)}[data-theme=dark] .ek-toast{background:var(--neutral-200);color:var(--neutral-900)}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation:none!important}}.app-shell{-webkit-user-select:none;user-select:none}.app-shell input,.app-shell textarea{-webkit-user-select:text;user-select:text}.ek-skel{background-color:var(--bg-inset);background-image:linear-gradient(90deg, transparent 0%, var(--bg-hover) 50%, transparent 100%);border-radius:var(--radius-sm);background-repeat:no-repeat;background-size:200% 100%;animation:1.4s ease-in-out infinite ek-skel-shimmer}@keyframes 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