:root{--bg:#f6f5f1;--panel:#fff;--ink:#171715;--muted:#5f5d57;--hair:#d8d6cf;--soft:#efeee9;--active:#e6e4dd;--topbar:#f6f5f1ee;--float:#fffffff2;--shadow:0 10px 32px #0002;--ui:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;--poem:Georgia,"Times New Roman",serif}
*{box-sizing:border-box}html{background:var(--bg);color:var(--ink)}body{margin:0;min-height:100vh;background:var(--bg);font-family:var(--ui)}button,input,textarea{font:inherit;color:inherit}button{cursor:pointer}.hidden{display:none!important}.app{min-height:100vh;display:flex;flex-direction:column}
.topbar{position:sticky;top:0;z-index:20;background:var(--topbar);backdrop-filter:blur(12px);border-bottom:1px solid var(--hair)}
.header{max-width:900px;margin:auto;min-height:46px;display:flex;align-items:center;gap:6px;padding:4px 7px}
.brand{font-weight:760;letter-spacing:-.02em;margin-right:auto}
.head-group,.control-group{display:flex;align-items:stretch;border:1px solid var(--hair);border-radius:4px;overflow:hidden;background:transparent}
.head-group button,.control-group button{border:0!important;border-radius:0!important;background:transparent!important}
.head-group button+button,.control-group button+button{border-left:1px solid var(--hair)!important}
.btn,.iconbtn,.chip{border:1px solid var(--hair);background:transparent;border-radius:4px;min-height:34px;font-weight:650}
.btn{padding:0 9px}.iconbtn{min-width:34px;padding:0 8px}
.btn.primary{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.btn.ghost{background:transparent}.btn:disabled,.iconbtn:disabled{opacity:.32;cursor:default}
.head-group .btn,.head-group .iconbtn{min-height:34px}
.head-group .btn:hover,.head-group .iconbtn:hover,.control-group button:hover{background:var(--soft)!important}
.viewwrap{max-width:900px;margin:auto;padding:0 7px 5px}
.viewstrip{display:flex;gap:5px;overflow:auto;scrollbar-width:none;align-items:center}
.viewstrip::-webkit-scrollbar{display:none}
.control-group{flex:0 0 auto}
.chip{flex:0 0 auto;min-height:30px;padding:0 8px;font-size:12px;color:var(--muted)}
.chip.active{background:var(--active)!important;color:var(--ink);font-weight:740}
main{width:min(900px,100%);margin:auto;flex:1;padding:12px 9px 88px}.intro{max-width:680px;margin:3vh auto 0}.intro h1{font:700 clamp(29px,7vw,46px)/1.04 var(--poem);letter-spacing:-.035em;margin:0 0 7px}.sub{color:var(--muted);line-height:1.45;margin:0 0 11px}.editor{width:100%;min-height:38vh;resize:vertical;border:1px solid color-mix(in srgb,var(--hair) 72%,var(--ink));border-radius:4px;background:var(--panel);padding:11px;outline:none;font:18px/1.52 var(--poem)}.editor:focus,input:focus{border-color:#99978e;box-shadow:0 0 0 3px #0000000c}.actions{display:flex;justify-content:flex-end;gap:6px;margin-top:7px}.hint{display:flex;justify-content:space-between;gap:8px;color:var(--muted);font-size:12px;margin:0 0 10px}
.poem{font-family:var(--poem)}.stanza{margin:0 0 21px}.line{display:flex;align-items:flex-start;gap:4px;padding:3px 0 5px}.line-body{min-width:0;flex:1;font-size:clamp(18px,4.8vw,22px);line-height:1.42}.gap{white-space:pre-wrap}.word{display:inline-flex;align-items:flex-end;white-space:nowrap;vertical-align:bottom}
.syllable{position:relative;display:inline-grid;grid-template-rows:16px auto;min-width:1px;border-radius:2px;outline:none;touch-action:manipulation}
.syllable:before{content:"";position:absolute;inset:-5px -4px -5px;border-radius:3px;pointer-events:none}.syllable.selected:before{background:#0000000e}.syllable:focus-visible:before{box-shadow:0 0 0 2px #8e8d87}
.syllable-text{position:relative;z-index:1;transition:font-weight .12s,opacity .12s}.mark{height:16px;text-align:center;font:700 13px/15px var(--ui);color:var(--muted);user-select:none;align-self:end}.mark.empty{opacity:0}
.boundary{display:inline-flex;height:39px;align-items:flex-start;padding:2px 1px 0;color:#85837c;font:650 12px/1 var(--ui)}
.line-count{flex:0 0 auto;min-width:42px;padding-top:18px;text-align:right;color:var(--muted);font:650 10px/1.25 var(--ui);font-variant-numeric:tabular-nums}
.stanza-stats,.poem-summary{color:var(--muted);font:600 12px/1.45 var(--ui)}.stanza-stats{border-top:1px solid var(--hair);padding-top:5px;margin-top:1px}.poem-summary{border-top:1px solid var(--hair);padding-top:8px;margin:4px 0 16px}
.poem:not(.show-marks) .mark{display:none}.poem:not(.show-marks) .syllable{grid-template-rows:auto}.poem:not(.show-marks) .line-count{padding-top:4px}.poem.use-type .stress-strong .syllable-text{font-weight:820}.poem.use-type .stress-medium .syllable-text{font-weight:620}.poem.use-type .stress-weak .syllable-text{font-weight:390}
.contextbar{position:fixed;z-index:30;left:50%;bottom:max(5px,env(safe-area-inset-bottom));transform:translateX(-50%);width:min(700px,calc(100% - 10px));display:flex;gap:2px;overflow:auto;scrollbar-width:none;padding:4px;background:var(--float);backdrop-filter:blur(18px);border:1px solid var(--hair);border-radius:5px;box-shadow:var(--shadow)}
.contextbar::-webkit-scrollbar{display:none}.contextbar button{flex:0 0 auto;min-height:38px;border:0;border-radius:3px;background:transparent;padding:0 9px;font-size:13px;font-weight:690;color:var(--muted)}.contextbar button.active{background:var(--active);color:var(--ink)}
.footer{margin:auto auto 16px;color:#94928b;font-size:12px;text-align:center;padding:0 10px}.footer a{color:inherit;text-decoration:none}.footer a:hover{text-decoration:underline}
dialog{border:1px solid var(--hair);border-radius:8px;padding:0;width:min(620px,calc(100% - 12px));max-height:90vh;color:var(--ink);background:var(--panel);box-shadow:var(--shadow)}dialog::backdrop{background:#0005;backdrop-filter:blur(3px)}.dialog-head{display:flex;align-items:center;gap:6px;padding:9px 10px;border-bottom:1px solid var(--hair)}.dialog-head strong{margin-right:auto}.dialog-body{padding:10px;overflow:auto}.dialog-foot{padding:8px 10px;border-top:1px solid var(--hair);display:flex;justify-content:flex-end;gap:6px}.stats-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px}.stat{background:var(--soft);padding:9px;border-radius:5px}.stat b{font-size:22px;display:block;letter-spacing:-.03em}.stat span{font-size:12px;color:var(--muted)}.pattern-list{margin-top:10px;border-top:1px solid var(--hair);padding-top:8px;font-size:13px}.pattern-row{display:flex;gap:12px;padding:5px 0;font-variant-numeric:tabular-nums}.pattern-row span:first-child{width:72px;color:var(--muted)}.field-label{display:block;font-size:12px;font-weight:720;color:var(--muted);margin-bottom:6px}input[type=text],input[type=search]{width:100%;border:1px solid var(--hair);border-radius:5px;min-height:40px;padding:0 9px;background:var(--panel);outline:none}.minihelp{font-size:12px;color:var(--muted);line-height:1.45;margin-top:7px}.edit-dialog textarea{min-height:48vh;font-size:17px;border-radius:5px}
.guide{display:grid;gap:0}.guide-row{display:grid;grid-template-columns:82px 1fr;gap:10px;align-items:start;padding:10px 0;border-bottom:1px solid var(--hair);font-size:13px;line-height:1.45}.guide-row:last-child{border-bottom:0}.guide-term{font-weight:760}.guide a{color:inherit;text-decoration:underline;text-decoration-color:#aaa;text-underline-offset:2px}.guide-note{margin-top:10px;padding:9px 10px;border-radius:5px;background:var(--soft);color:var(--muted);font-size:12px;line-height:1.45}.resources{display:flex;flex-wrap:wrap;gap:5px;margin-top:9px}.resources a{display:inline-flex;align-items:center;min-height:32px;padding:0 8px;border:1px solid var(--hair);border-radius:5px;color:inherit;text-decoration:none;font-size:12px;font-weight:700}
.toast{position:fixed;z-index:60;left:50%;top:10px;transform:translate(-50%,-8px);background:#171715;color:#fff;padding:8px 10px;border-radius:5px;font-size:13px;opacity:0;pointer-events:none;transition:.18s}.toast.show{opacity:1;transform:translate(-50%,0)}
:root[data-theme="dark"]{--bg:#121210;--panel:#20201d;--ink:#f2f0e9;--muted:#b8b5ab;--hair:#383731;--soft:#1b1b18;--active:#2b2a25;--topbar:#121210ee;--float:#20201df4;--shadow:0 12px 38px #0008}
:root[data-theme="dark"] .syllable.selected:before{background:#ffffff14}
:root[data-theme="dark"] .toast{background:#f2f0e9;color:#171715}
@media(prefers-color-scheme:dark){
  :root:not([data-theme="light"]){--bg:#121210;--panel:#20201d;--ink:#f2f0e9;--muted:#b8b5ab;--hair:#383731;--soft:#1b1b18;--active:#2b2a25;--topbar:#121210ee;--float:#20201df4;--shadow:0 12px 38px #0008}
  :root:not([data-theme="light"]) .syllable.selected:before{background:#ffffff14}
  :root:not([data-theme="light"]) .toast{background:#f2f0e9;color:#171715}
}
.poem-meta{display:flex;gap:7px;align-items:baseline;flex-wrap:wrap;margin:-1px 0 7px;color:var(--muted);font-size:11px}.poem-meta strong{color:var(--ink);font-size:12px}.poem-meta a{color:inherit;text-decoration:underline;text-underline-offset:2px}
.demo-tools{display:flex;gap:5px;margin-bottom:6px}.demo-list{border-top:1px solid var(--hair)}.demo-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px;padding:9px 1px;border-bottom:1px solid var(--hair);align-items:center}.demo-main{min-width:0}.demo-title{font-size:14px;font-weight:740;line-height:1.2}.demo-meta{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-top:3px;color:var(--muted);font-size:11px}.demo-badge{border:1px solid var(--hair);border-radius:4px;padding:1px 4px;font-size:10px;line-height:1.35}.demo-actions{display:flex;align-items:center;gap:4px}.demo-load{border:0;background:var(--soft);border-radius:5px;min-height:34px;padding:0 9px;font-size:12px;font-weight:720}.demo-source{font-size:11px;color:var(--muted);text-decoration:underline;text-underline-offset:2px;white-space:nowrap}.demo-empty{padding:18px 2px;color:var(--muted);font-size:13px}.demo-note{margin:7px 0 0;color:var(--muted);font-size:11px;line-height:1.4}.demo-count{color:var(--muted);font-size:11px;white-space:nowrap;align-self:center}