/*
규식이 (Gyusik) - Based on RegExr, Copyright (C) 2017 gskinner.com, inc. GPL-3.0 (see NOTICE.md).

Design system. Reference screen: 1920 x 1080.
  spacing   4 8 12 16 24 32          page gutter and card gap: 24
  type      body 16 / small 14 / code 16-22 / h1 28 / card title 16 (700)
  controls  input 40, button 36, primary button 40; radius 8 (controls) 14 (cards)
  one page shell for every mode: top bar 64, content max 1800 centered, status bar 44
*/

@font-face {
	font-family: "Pretendard";
	src: url("fonts/PretendardVariable.woff2") format("woff2-variations");
	font-weight: 45 920;
	font-style: normal;
	font-display: swap;
}

:root {
	--bg: #F2F4F8; --surface: #FFFFFF; --field: #F6F7FA; --line: #DDE2EA; --line-2: #C5CCD8;
	--ink: #151A22; --ink-2: #566072; --accent: #2F54D6; --accent-soft: #E6ECFD; --on-accent: #FFFFFF; --code-bg: #ECEFF5;
	--g1: #B86E0A; --g1-bg: #FCEBD0; --g2: #11807F; --g2-bg: #D3F0EE; --g3: #B8325E; --g3-bg: #F8DCE6;
	--g4: #5B52C9; --g4-bg: #E4E1FA; --g5: #3F7F1F; --g5-bg: #DDF0D0; --g6: #8A5A44; --g6-bg: #F0E2DA;
	--match: #FFE58A; --ok: #1B7447; --ok-bg: #DCF1E5; --warn: #9A5B00; --warn-bg: #FCEFD5; --bad: #B3261E; --bad-bg: #FBE1DF;
	--f-body: "Pretendard", "Malgun Gothic", "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
	--f-mono: "D2Coding", "Cascadia Mono", Consolas, "Pretendard", "Malgun Gothic", ui-monospace, monospace;
	--gutter: 16px; --top: 56px; --bar: 44px;
	color-scheme: light;
}
@media (prefers-color-scheme: dark) {
	:root:not([data-theme="light"]) {
		--bg: #0D1015; --surface: #151A21; --field: #0F1318; --line: #252C37; --line-2: #374051;
		--ink: #E8EBF1; --ink-2: #9AA4B5; --accent: #86A2FF; --accent-soft: #1E2748; --on-accent: #0B1020; --code-bg: #212836;
		--g1: #F0B054; --g1-bg: #3A2A12; --g2: #4CC6C1; --g2-bg: #10302F; --g3: #F07EA2; --g3-bg: #3B1A27;
		--g4: #A9A3F5; --g4-bg: #25214A; --g5: #8CCB6A; --g5-bg: #1F3014; --g6: #D1A38F; --g6-bg: #3A2A22;
		--match: #5E5113; --ok: #63CC93; --ok-bg: #12301F; --warn: #F0B054; --warn-bg: #33270F; --bad: #F28B82; --bad-bg: #3A1716;
		color-scheme: dark;
	}
}

html { scrollbar-gutter: stable; } /* the page must not shift sideways when a scrollbar appears */
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; min-height: 100vh; display: flex; flex-direction: column; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--f-body); -webkit-font-smoothing: antialiased; }
code { font-family: var(--f-mono); font-size: .92em; background: var(--code-bg); padding: 1px 6px; border-radius: 5px; }
button { font: inherit; color: inherit; cursor: pointer; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.muted { color: var(--ink-2); font-size: 14px; }
.hint { color: var(--ink-2); font-size: 14px; font-weight: 400; letter-spacing: 0; }
.empty { color: var(--ink-2); padding: 32px 16px; text-align: center; font-size: 16px; }

/* ---------- top bar ---------- */
.top { position: sticky; top: 0; z-index: 30; height: var(--top); display: flex; align-items: center; gap: 16px; padding: 0 var(--gutter); background: var(--surface); border-bottom: 1px solid var(--line); }
.logo { font-size: 24px; font-weight: 800; letter-spacing: -.01em; margin-right: 8px; }
.modes { display: flex; gap: 4px; }
.mode { height: 40px; padding: 0 18px; border: 0; border-radius: 8px; background: none; color: var(--ink-2); font-size: 16px; font-weight: 500; }
.mode:hover:not(.on) { background: var(--code-bg); color: var(--ink); }
.mode.on { background: var(--accent-soft); color: var(--accent); font-weight: 700; }
.spacer { flex: 1; }
.engine { display: flex; gap: 10px; align-items: center; color: var(--ink-2); font-size: 14px; }
.status-chip { display: inline-flex; align-items: center; gap: 8px; height: 32px; padding: 0 14px; border-radius: 999px; background: var(--code-bg); font-size: 14px; }
.status-chip::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }

/* ---------- controls: one family ---------- */
input[type=text], input[type=search], input[type=password], select, .lines, .tin, #toolInput, .refsearch {
	height: 40px; padding: 0 12px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--field); color: var(--ink); font: 16px var(--f-body); min-width: 0;
}
select { padding-right: 8px; }
.lines { height: auto; padding: 10px 12px; font: 16px/1.55 var(--f-mono); resize: vertical; width: 100%; min-height: 150px; }
.tin, #toolInput, .refsearch, .st input[type=text], .st input[type=password], .st select, #mySearch { width: 100%; }
.tin, #toolInput { font-family: var(--f-mono); }
input:focus, select:focus, .lines:focus { border-color: var(--accent); outline: 0; box-shadow: 0 0 0 3px var(--accent-soft); }
.send, .fixbtn, .gear, .add { display: inline-flex; align-items: center; justify-content: center; gap: 6px; height: 36px; padding: 0 16px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--surface); color: var(--ink); font: 500 15px var(--f-body); white-space: nowrap; }
.send:hover, .fixbtn:hover, .gear:hover, .add:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.send:disabled { opacity: .5; cursor: not-allowed; }
.primary { display: inline-flex; align-items: center; justify-content: center; height: 40px; padding: 0 24px; border: 0; border-radius: 8px; background: var(--accent); color: var(--on-accent); font: 700 16px var(--f-body); }
.primary:hover { filter: brightness(1.08); }
.primary:disabled { opacity: .45; cursor: not-allowed; }
.add { border-style: dashed; color: var(--ink-2); align-self: flex-start; }
.linkbtn, .lnk { border: 0; background: none; color: var(--accent); font: 500 14px var(--f-body); text-decoration: underline; text-underline-offset: 3px; padding: 0 0 0 8px; white-space: nowrap; }
.linkbtn { padding: 0; }
.lnk:hover, .linkbtn:hover { color: var(--ink); }
.send.danger:hover { border-color: var(--bad); background: var(--bad-bg); color: var(--bad); }
.send.confirm { border-color: var(--bad); background: var(--bad-bg); color: var(--bad); }
.fieldrow { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.chip { display: inline-flex; align-items: center; height: 22px; font-size: 13px; padding: 0 10px; border-radius: 999px; font-weight: 600; }
.chip.warn { background: var(--warn-bg); color: var(--warn); } .chip.error { background: var(--bad-bg); color: var(--bad); }
.chip.tip, .chip.online { background: var(--accent-soft); color: var(--accent); } .chip.online { margin-left: 6px; } .chip.ai { background: var(--g4-bg); color: var(--g4); }
.badge { display: inline-block; min-width: 22px; text-align: center; font-size: 12px; line-height: 20px; border-radius: 999px; padding: 0 7px; background: var(--code-bg); color: var(--ink-2); font-weight: 700; margin-left: 6px; }
.badge.warn { background: var(--warn-bg); color: var(--warn); } .badge.ok { background: var(--ok-bg); color: var(--ok); } .badge.bad { background: var(--bad-bg); color: var(--bad); }
.banner { display: flex; align-items: center; gap: 12px; border-radius: 10px; padding: 12px 16px; background: var(--warn-bg); font-size: 15px; }
.banner.err { background: var(--bad-bg); }
.banner span { flex: 1; }
.banner button { height: 32px; padding: 0 12px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--surface); white-space: nowrap; }
.ok { color: var(--ok); } .bad { color: var(--bad); }

/* ---------- page shell: every mode uses it ---------- */
.wb, .mk, .ln, .my, .st { flex: 1 0 auto; width: 100%; margin: 0; padding: var(--gutter); display: grid; gap: var(--gutter); align-items: start; }
.pane { display: flex; flex-direction: column; gap: 12px; min-width: 0; padding: 14px 18px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; }
.label { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; font-size: 16px; font-weight: 700; }
.label .hint { font-weight: 400; }
.count { margin-left: auto; font-weight: 500; color: var(--ink-2); font-size: 14px; }
.fld { font-size: 14px; font-weight: 600; color: var(--ink-2); }
.plain { margin: 0; padding-left: 20px; display: grid; gap: 8px; }
.chk { display: flex; flex-wrap: wrap; gap: 4px 10px; align-items: center; }
.chk input { margin: 0; }
.chk .hint { flex: 0 0 100%; padding-left: 28px; }

/* ---------- workbench ---------- */
.wb { grid-template-columns: minmax(0, 1fr) 560px; min-height: calc(100vh - var(--top) - var(--bar)); }
.left { display: flex; flex-direction: column; gap: var(--gutter); min-width: 0; min-height: calc(100vh - var(--top) - var(--bar) - 2 * var(--gutter)); }
.pane.grow { flex: 1; }
.editor { position: relative; border: 1px solid var(--line-2); border-radius: 10px; background: var(--field); }
.editor:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.mirror, .editor textarea { margin: 0; padding: 14px 16px; font: 18px/1.65 var(--f-mono); white-space: pre-wrap; word-break: break-all; tab-size: 4; letter-spacing: 0; }
#patEditor .mirror, #patEditor textarea { font-size: 21px; padding: 12px 16px; }
.mirror { pointer-events: none; color: var(--ink); min-height: 2.2em; }
.editor textarea { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; background: transparent; color: transparent; caret-color: var(--ink); resize: none; overflow: hidden; outline: 0; }
.editor.text { overflow: hidden; flex: 1; display: flex; }
.editor.text .mirror { min-height: 260px; flex: 1; }
.editor.text textarea { overflow: auto; }
#viewText { flex: 1; display: flex; flex-direction: column; }
.mirror .anc { color: var(--accent); font-weight: 700; }
.mirror .q { color: var(--ink-2); }
.mirror .err { text-decoration: underline wavy var(--bad); text-underline-offset: 4px; }
.mirror .wrn { text-decoration: underline wavy var(--warn); text-underline-offset: 4px; }
.mirror .m { background: var(--match); border-radius: 3px; }
.mirror .hot, .mirror .hotg { outline: 2px solid var(--accent); outline-offset: 0; border-radius: 3px; }
.g1, .h1 { background: var(--g1-bg); box-shadow: inset 0 -2px 0 var(--g1); }
.g2, .h2 { background: var(--g2-bg); box-shadow: inset 0 -2px 0 var(--g2); }
.g3, .h3 { background: var(--g3-bg); box-shadow: inset 0 -2px 0 var(--g3); }
.g4, .h4 { background: var(--g4-bg); box-shadow: inset 0 -2px 0 var(--g4); }
.g5, .h5 { background: var(--g5-bg); box-shadow: inset 0 -2px 0 var(--g5); }
.g6, .h6 { background: var(--g6-bg); box-shadow: inset 0 -2px 0 var(--g6); }
.mirror .m.h1 { background: var(--g1-bg); } .mirror .m.h2 { background: var(--g2-bg); } .mirror .m.h3 { background: var(--g3-bg); }
.mirror .m.h4 { background: var(--g4-bg); } .mirror .m.h5 { background: var(--g5-bg); } .mirror .m.h6 { background: var(--g6-bg); }
.flags { display: flex; gap: 8px; flex-wrap: wrap; }
.flag { height: 34px; padding: 0 12px; border: 1px solid var(--line-2); border-radius: 999px; background: var(--surface); color: var(--ink-2); font-size: 14px; }
.flag code { background: none; padding: 0; font-weight: 700; margin-right: 2px; }
.flag:hover { border-color: var(--accent); }
.flag.on { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.summary { background: var(--accent-soft); border-radius: 10px; padding: 10px 16px; font-size: 16px; line-height: 1.65; }
.toolrow { display: flex; gap: 16px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.saverow { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.saverow { margin-left: auto; }
.saverow #saveName { width: 176px; } .saverow #saveTags { width: 148px; } .saverow input { height: 36px; }

/* railroad */
.rr { overflow-x: auto; padding: 18px 4px 8px; min-height: 110px; }
.lnex .rr { min-height: 0; }
.rr .empty { padding: 24px 0; text-align: left; }
.rr-line, .rr-seq { display: inline-flex; align-items: center; }
.rr-line { min-width: min-content; }
.rr-item { position: relative; display: inline-flex; align-items: center; padding-right: 22px; }
.rr-item::after { content: ""; position: absolute; left: calc(100% - 22px); right: 0; top: 50%; border-top: 2px solid var(--ink-2); }
.rr-seq > .rr-item:last-child { padding-right: 0; }
.rr-seq > .rr-item:last-child::after { display: none; }
.rr-line > .rr-item { padding-right: 0; }
.rr-line > .rr-item::after { display: none; }
.rr-end { width: 12px; height: 12px; border-radius: 50%; background: var(--ink-2); flex: none; }
.rr-node { display: inline-block; padding: 6px 14px; border: 1.5px solid var(--ink-2); border-radius: 8px; background: var(--surface); font: 16px/1.5 var(--f-mono); white-space: nowrap; }
.rr-node.cls, .rr-node.set { background: var(--accent-soft); font-family: var(--f-body); }
.rr-node.anchor { background: var(--ink); color: var(--surface); border-color: var(--ink); border-radius: 999px; font-family: var(--f-body); font-weight: 600; }
.rr-node.empty { border-style: dashed; color: var(--ink-2); }
.rr-grp { position: relative; display: inline-flex; align-items: center; padding: 22px 16px 14px; border: 1.5px dashed var(--ink-2); border-radius: 12px; background: var(--surface); }
.rr-grplabel { position: absolute; top: -11px; left: 12px; font-size: 13px; padding: 0 6px; background: var(--surface); color: var(--ink-2); font-weight: 600; }
.rr-grp.g1 { border-color: var(--g1); } .rr-grp.g1 .rr-grplabel { color: var(--g1); }
.rr-grp.g2 { border-color: var(--g2); } .rr-grp.g2 .rr-grplabel { color: var(--g2); }
.rr-grp.g3 { border-color: var(--g3); } .rr-grp.g3 .rr-grplabel { color: var(--g3); }
.rr-grp.g4 { border-color: var(--g4); } .rr-grp.g4 .rr-grplabel { color: var(--g4); }
.rr-grp.g5 { border-color: var(--g5); } .rr-grp.g5 .rr-grplabel { color: var(--g5); }
.rr-grp.g6 { border-color: var(--g6); } .rr-grp.g6 .rr-grplabel { color: var(--g6); }
.rr-grp[class*=" g"] { background: var(--surface); box-shadow: none; }
.rr-alt { display: inline-flex; flex-direction: column; gap: 12px; padding: 4px 16px; border-left: 2px solid var(--ink-2); border-right: 2px solid var(--ink-2); border-radius: 10px; }
.rr-q { display: inline-flex; flex-direction: column; align-items: center; gap: 4px; padding-bottom: 2px; position: relative; }
.rr-qlabel { font-size: 13px; color: var(--ink-2); white-space: nowrap; }
.rr-q.loop > .rr-qlabel::before { content: "↻ "; }
.rr-q.skip { border-top: 2px dotted var(--ink-2); border-radius: 10px 10px 0 0; padding-top: 6px; }
.rr [data-i].hot, .rr-node.hot { outline: 2px solid var(--accent); outline-offset: 2px; }

/* tabs: one underline style for every tab strip (test area, side panel) */
.seg, .tabs { display: flex; gap: 4px; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: none; overflow: visible; }
.segb, .tab { height: 44px; padding: 0 18px; border: 0; border-bottom: 3px solid transparent; margin-bottom: -1px; background: none; color: var(--ink-2); font-size: 16px; font-weight: 500; white-space: nowrap; }
.segb:hover, .tab:hover { color: var(--ink); }
.segb.on, .tab.on { color: var(--accent); border-bottom-color: var(--accent); font-weight: 700; }
.label > .seg { flex: 1; min-width: 0; }
.pane.grow > .label { gap: 0; }
.pane.grow > .label .count { margin-left: auto; padding-left: 16px; }

/* test cases, replace/extract */
#viewTests, #viewTool { display: flex; flex-direction: column; gap: 12px; flex: 1; }
.tcase { display: grid; grid-template-columns: 28px minmax(0, 1fr) auto auto; gap: 12px; align-items: center; border: 1px solid var(--line); border-radius: 10px; padding: 6px 12px; background: var(--field); }
.tcase.pass { border-color: var(--ok); } .tcase.fail { border-color: var(--bad); background: var(--bad-bg); }
.tcase input[type=text] { border: 0; background: transparent; height: 36px; padding: 0 4px; font-family: var(--f-mono); }
.tcase input:focus { box-shadow: none; }
.tcase select { height: 36px; }
.tcase .mark { font-weight: 800; text-align: center; font-size: 18px; }
.tcase.pass .mark { color: var(--ok); } .tcase.fail .mark { color: var(--bad); }
.tcase .why { grid-column: 2 / 5; font-size: 14px; color: var(--bad); }
.tcase .del { border: 0; background: none; color: var(--ink-2); font-size: 22px; line-height: 1; padding: 0 8px; }
.toolout { margin: 0; flex: 1; min-height: 200px; font: 17px/1.65 var(--f-mono); background: var(--field); border: 1px solid var(--line-2); border-radius: 10px; padding: 14px 16px; overflow: auto; white-space: pre-wrap; word-break: break-all; }
.toolout.empty { color: var(--ink-2); font-family: var(--f-body); }

/* side panel: fills the viewport height */
.side { position: sticky; top: calc(var(--top) + var(--gutter)); height: calc(100vh - var(--top) - var(--bar) - 2 * var(--gutter)); display: flex; flex-direction: column; min-width: 0; padding: 0; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.tabs { padding: 0 16px; flex: none; }
.panel { flex: 1; min-height: 0; overflow: auto; padding: 16px 20px 24px; display: flex; flex-direction: column; gap: 8px; }
.row { display: grid; grid-template-columns: 84px minmax(0, 1fr); gap: 14px; padding: 6px 10px 8px calc(10px + var(--d, 0) * 18px); border-radius: 8px; align-items: baseline; font-size: 16px; }
.row code { justify-self: start; white-space: nowrap; }
.row.plain code { background: none; }
.row.hot, .card.hot { background: var(--accent-soft); outline: 1.5px solid var(--accent); }
.card { border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; display: grid; gap: 6px; font-size: 15px; }
.card.warn { border-color: var(--warn); } .card.tip { border-color: var(--accent); } .card.error { border-color: var(--bad); }
.ct { font-weight: 700; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; font-size: 16px; }
.fixbtn { justify-self: start; margin-top: 4px; }
.refsearch { margin-bottom: 8px; flex: none; }
.refgrp { font-size: 13px; letter-spacing: .06em; color: var(--ink-2); font-weight: 700; padding: 16px 2px 6px; }
.refrow { border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; display: grid; gap: 4px; }
.refrow .hd { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }
.refrow .hd code { font-weight: 700; font-size: 15px; }
.refrow p { font-size: 15px; }
.refrow .note { color: var(--ink-2); font-size: 14px; }
.refrow .ex { font-size: 14px; color: var(--ink-2); }
.refrow .acts { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 4px; }
.refrow .acts .send { height: 30px; font-size: 13px; padding: 0 12px; }
.engbad { font-size: 12px; padding: 1px 8px; border-radius: 999px; background: var(--warn-bg); color: var(--warn); }

/* status bar */
.statusbar { position: sticky; bottom: 0; z-index: 20; height: var(--bar); display: flex; align-items: center; gap: 28px; flex-wrap: wrap; padding: 0 var(--gutter); border-top: 1px solid var(--line); background: var(--surface); font-size: 14px; color: var(--ink-2); }
.statusbar b { color: var(--ink); font-weight: 600; }
.statusbar b.ok { color: var(--ok); } .statusbar b.bad { color: var(--bad); }

/* ---------- make ---------- */
.mk { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); align-items: stretch; min-height: calc(100vh - var(--top) - var(--bar)); }
#mkList { display: flex; flex-direction: column; gap: 16px; }
.cand { border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; display: grid; gap: 10px; }
.cand.best { border-color: var(--ok); }
.cand .hd { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.cand pre { margin: 0; font: 16px var(--f-mono); background: var(--code-bg); border-radius: 8px; padding: 10px 14px; overflow-x: auto; }
.cand .ft { display: flex; gap: 12px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.cand .src { color: var(--ink-2); font-size: 14px; }
.cand .limit { background: var(--code-bg); border-radius: 8px; padding: 8px 12px; font-size: 14px; }
.cand .warns { display: grid; gap: 6px; }
.cand .warns p { background: var(--warn-bg); border-radius: 8px; padding: 8px 12px; font-size: 14px; }
.sendbox { border: 1px dashed var(--accent); border-radius: 10px; padding: 12px 16px; font-size: 14px; background: var(--accent-soft); }
#mkNl, #mkEx { display: grid; gap: 12px; }

/* ---------- settings ---------- */
.st { grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); }
.st .pane { gap: 12px; }
.st .fld { margin-top: 8px; }

/* ---------- learn ---------- */
.ln { grid-template-columns: 300px minmax(0, 1fr); }
.lnnav { position: sticky; top: calc(var(--top) + var(--gutter)); gap: 4px; padding: 16px; }
.lnnav .label { padding: 0 8px 8px; }
.lnitem { display: grid; grid-template-columns: 26px minmax(0, 1fr) auto; gap: 10px; align-items: center; text-align: left; height: 46px; padding: 0 12px; border: 0; border-radius: 8px; background: none; font-size: 16px; }
.lnitem:hover { background: var(--code-bg); }
.lnitem.cur { background: var(--accent-soft); color: var(--accent); font-weight: 700; }
.lnitem .no { color: var(--ink-2); font: 600 14px var(--f-mono); }
.lnitem .st { font-size: 13px; color: var(--ink-2); white-space: nowrap; }
.lnitem .st.done { color: var(--ok); font-weight: 700; }
.lnbody { gap: 24px; padding: 32px; }
.lnhead { display: grid; gap: 6px; }
.lnhead h2 { margin: 0; font-size: 30px; line-height: 1.3; letter-spacing: -.01em; }
.lncols { display: grid; grid-template-columns: minmax(0, 1fr) minmax(460px, 600px); gap: 40px; align-items: start; }
.lntext, .lntasks { display: grid; gap: 20px; min-width: 0; align-content: start; }
.lntasks { position: sticky; top: calc(var(--top) + var(--gutter)); }
.lntext p, .lntext ul { font-size: 17px; line-height: 1.8; max-width: 72ch; }
.lntext ul { margin: 0; padding-left: 22px; display: grid; gap: 4px; }
.lnex { display: grid; gap: 12px; }
.lnexbox { border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px 6px; background: var(--field); }
.lnexhd { display: flex; gap: 12px; align-items: baseline; flex-wrap: wrap; }
.task { border: 1px solid var(--line); border-radius: 12px; padding: 20px; display: grid; gap: 12px; background: var(--surface); }
.task.pass { border-color: var(--ok); }
.task p { font-size: 16px; }
.taskdone { color: var(--ok); font-weight: 700; margin-left: 8px; }
.tcases { border-collapse: collapse; width: 100%; font-size: 15px; }
.tcases td { padding: 8px 10px; border-top: 1px solid var(--line); }
.tcases td:nth-child(2) { width: 190px; color: var(--ink-2); }
.tcases td:nth-child(3) { width: 130px; white-space: nowrap; }
.tcases tr.ok .res { color: var(--ok); } .tcases tr.bad .res, .tcases td.bad { color: var(--bad); }
.tcases tr.bad { background: var(--bad-bg); }
.hinttext { background: var(--code-bg); border-radius: 8px; padding: 10px 14px; font-size: 15px; }
.lnfoot { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; padding-top: 8px; border-top: 1px solid var(--line); }
.lntbl { border-collapse: collapse; width: 100%; font-size: 15px; display: block; overflow-x: auto; }
.lntbl th, .lntbl td { border: 1px solid var(--line); padding: 8px 12px; text-align: left; vertical-align: top; }
.lntbl th { background: var(--field); font-size: 14px; color: var(--ink-2); white-space: nowrap; }
.lntbl td:first-child { white-space: nowrap; font-weight: 600; }

/* ---------- my patterns ---------- */
.my { grid-template-columns: minmax(0, 1fr); }
.my .pane { min-height: calc(100vh - var(--top) - var(--bar) - 2 * var(--gutter)); align-content: start; }
.my .toolbar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.my .toolbar #mySearch { flex: 1 1 360px; max-width: 560px; }
#myList { display: grid; grid-template-columns: repeat(auto-fill, minmax(560px, 1fr)); gap: 16px; align-items: start; }
#myList .empty { grid-column: 1 / -1; padding: 96px 16px; font-size: 18px; }
.mycard { border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; display: grid; gap: 10px; }
.mycard .hd { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; font-size: 17px; }
.mycard pre { margin: 0; font: 16px var(--f-mono); background: var(--code-bg); border-radius: 8px; padding: 10px 14px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }
.mycard .meta { font-size: 14px; color: var(--ink-2); }
.mycard .acts { display: flex; gap: 8px; flex-wrap: wrap; }
.tag { font-size: 13px; background: var(--accent-soft); color: var(--accent); border-radius: 999px; padding: 1px 10px; font-weight: 600; }

/* ---------- narrower windows ---------- */
@media (max-width: 1500px) {
	.wb { grid-template-columns: minmax(0, 1fr) 440px; }
	.lncols { grid-template-columns: minmax(0, 1fr); }
	.lntasks { position: static; }
	#myList { grid-template-columns: repeat(auto-fill, minmax(440px, 1fr)); }
}
@media (max-width: 1100px) {
	.wb, .mk, .ln, .st { grid-template-columns: minmax(0, 1fr); }
	.side { position: static; height: 560px; }
	.lnnav { position: static; }
	.top { flex-wrap: wrap; height: auto; padding: 12px var(--gutter); }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* make: the input card stays in view while the candidate list scrolls */
.mk > .pane:first-child { position: sticky; top: calc(var(--top) + var(--gutter)); align-self: start; }