/* Pyraminx.net — V-First trainer page styles.
   The app was written against its own token names; map them onto the site tokens. */
:root{
  --bodyf:var(--body); --monof:var(--mono); --dimc:var(--dim);
  --accent:var(--yellow); --text:var(--txt); --faint:var(--dim); --bg:transparent;
}
.app { min-height: calc(100vh - 62px); color: var(--txt); font-family: var(--bodyf);
  display: flex; flex-direction: column; align-items: center; padding: 30px 24px 80px;
  font-size: 15px; line-height: 1.5; }
.frame { width: 100%; max-width: 1012px; }

/* page header: trainer title + settings. Scoped to the trainer's own header so
   it doesn't restyle the shared site navbar (also a <header>). */
.frame > header { display: flex; align-items: center; gap: 14px; margin: 4px 0 20px; flex-wrap: wrap; }
.brandrow { display: flex; align-items: center; gap: 11px; }
.logo { width: 26px; height: 24px; color: var(--txt); display: block; }
.brand { font-family: var(--disp); font-weight: 700; font-size: clamp(22px, 3vw, 27px); letter-spacing: -.005em; }
.brand span { color: var(--mut); font-weight: 600; }
.spacer { flex: 1; }
.bar-tri { width: 58px; height: 52px; cursor: pointer; }
.tri-fill { fill: var(--panel2); }
.tri-edge { stroke: var(--line2); stroke-width: 7; stroke-linecap: round; cursor: pointer; transition: stroke .15s; }
.tri-edge:hover { stroke: var(--mut); }
.tri-edge.sel { stroke: var(--yellow); }
.tri-label { fill: var(--mut); font-size: 16px; text-anchor: middle; font-family: var(--monof); pointer-events: none; }
.gear { background: transparent; color: var(--mut); border: 1px solid var(--line2); border-radius: 9px;
  padding: .55em 1em; cursor: pointer; font-size: 13.5px; font-family: inherit; }
.gear:hover { color: var(--txt); border-color: var(--mut); }

/* set chips — same pill language as the solver's method chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 8px; }
.chip { display: inline-flex; align-items: center; gap: 7px; padding: 7px 14px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--panel); color: var(--mut);
  cursor: pointer; font: 600 13.5px var(--bodyf); transition: all .15s ease; user-select: none; }
.chip:hover { border-color: var(--mut); color: var(--txt); }
.chip .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cdot, var(--dimc)); flex: none; }
.chip .ct { font: 500 11px var(--monof); color: var(--dimc); }
.chip.on { background: var(--yellow); border-color: var(--yellow); color: var(--actink); }
.chip.on .ct { color: rgba(35,28,5,.66); }
.chip.on .dot { background: var(--cdot, var(--actink)); box-shadow: 0 0 0 1px rgba(35,28,5,.35); }
.chip.off { opacity: .35; cursor: default; }
.chip.lenchip { min-width: 44px; justify-content: center; }
.grouplabel { font-size: 11.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--dimc); font-weight: 600; margin: 0 2px 0 6px; }
.presets { display: flex; gap: 12px; margin: 4px 2px 16px; }
.preset { background: none; border: none; color: var(--dimc); font-size: 12.5px; cursor: pointer; padding: 0;
  font-family: inherit; text-decoration: underline dotted; }
.preset:hover { color: var(--mut); }

/* drill / recap toggle — same segment style as the 2D/3D view toggle */
.modes { display: inline-flex; gap: 6px; margin-bottom: 16px; }
.mode { background: transparent; border: 1px solid var(--line2); color: var(--mut); border-radius: 7px;
  padding: .3em .95em; font-size: 13px; font-family: inherit; cursor: pointer; }
.mode.on { color: var(--actink); background: var(--act); border-color: var(--act); font-weight: 600; }
.tbtog { display: inline-flex; gap: 6px; margin-left: 2px; }
.tbbtn { background: transparent; border: 1px solid var(--line2); color: var(--mut); border-radius: 7px;
  padding: .25em .8em; font-size: 12.5px; font-family: inherit; cursor: pointer; }
.tbbtn.on { color: var(--actink); background: var(--act); border-color: var(--act); font-weight: 600; }
/* primary mode tabs (top of the page) */
.modetabs { margin: 2px 0 18px; gap: 8px; }
.modetabs .mode { padding: .5em 1.2em; font-size: 14px; }
.chips .modes { margin-bottom: 0; }            /* segmented control nested in a label row */
/* collapsible Setup card (Drill/Recap config) */
.setupcard { padding: 0; margin-bottom: 18px; overflow: hidden; }
.setuphead { display: flex; align-items: center; gap: 10px; width: 100%; background: none; border: none;
  color: var(--txt); font: inherit; cursor: pointer; padding: 13px 18px; text-align: left; }
.setuphead:hover { background: var(--panel2); }
.setuphead strong { font-weight: 600; font-size: 14.5px; }
.setupsum { color: var(--mut); font-size: 13px; font-weight: 400; }
.setuphead .chev { margin-left: auto; font-size: 12px; }
.setupbody { padding: 4px 18px 14px; border-top: 1px solid var(--line); }

/* inputs — same field style as the scramble search box */
.psoinp, .timein { background: var(--panel); border: 1px solid var(--line2); border-radius: 10px;
  color: var(--txt); font-family: var(--monof); outline: none; }
.psoinp { margin-left: 2px; padding: .5em .8em; font-size: 12.5px; width: 210px; }
.timein { margin-left: 6px; padding: .35em .7em; font-size: 12px; width: 92px; }
.psoinp:focus, .timein:focus, .trainsel:focus { border-color: var(--yellow); }
.psoinp.bad { border-color: var(--red); color: var(--red); }
.trainsel { margin-left: 14px; background: var(--panel); border: 1px solid var(--line2); border-radius: 10px;
  color: var(--txt); padding: .5em .8em; font-family: inherit; font-size: 13.5px; cursor: pointer; outline: none; }

/* the stage — a card, like everywhere else on the site */
.stage { background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 24px 26px 22px; cursor: pointer; user-select: none; }
.stagegrid { display: grid; grid-template-columns: 1fr; gap: 10px; align-items: center; }
@media (min-width: 640px) { .stagegrid { grid-template-columns: 1fr 300px; } }
.scramble { font-family: var(--monof); font-size: clamp(19px, 3vw, 27px);
  letter-spacing: .13em; line-height: 1.6; color: var(--txt); text-align: left; }
.pyranet { width: 100%; max-width: 300px; justify-self: center; } /* match the puzzle size on the OO/solver tabs */
.pyranet svg { width: 100%; height: auto; display: block; } /* OORender emits w/h attrs; let it scale to the wrapper */
.timer { font-family: var(--monof); font-weight: 300; text-align: center;
  font-size: clamp(56px, 11vw, 92px); line-height: 1.1; margin: 12px 0 4px;
  color: var(--txt); font-variant-numeric: tabular-nums; }
.timer.running { color: var(--yellow); }
.hint { color: var(--dimc); font-size: 13px; min-height: 1.2em; text-align: center; }
.reveal { display: flex; justify-content: center; align-items: center; gap: 9px; font-size: 13px; color: var(--mut); }
.reveal .tag { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px;
  border-radius: 999px; font-weight: 500; color: var(--txt); background: var(--panel2);
  box-shadow: inset 0 0 0 1px var(--cdot); }
.reveal .tag .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cdot); }

/* recap progress — same bar as the census progress */
.recapbar { display: flex; align-items: center; gap: 12px; margin: 14px 2px; color: var(--mut); font-size: 13.5px; }
.rtrack { flex: 1; height: 10px; border-radius: 6px; background: var(--panel2); border: 1px solid var(--line); overflow: hidden; }
.rfill { height: 100%; border-radius: 6px; background: linear-gradient(90deg, var(--green), var(--yellow)); min-width: 2px; transition: width .3s ease; }
.restart { background: var(--act); color: var(--actink); border: none; border-radius: 9px;
  padding: .62em 1.1em; font-weight: 600; font-size: 14.5px; cursor: pointer; font-family: inherit; margin-top: 14px; }
.restart:hover { filter: brightness(1.07); }

/* stats / session cards */
.panelrow { display: grid; grid-template-columns: 1fr; gap: 16px; margin-top: 18px; }
@media (min-width: 700px) { .panelrow { grid-template-columns: 3fr 2fr; } }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px 22px; }
.card h3 { font-family: var(--disp); font-weight: 650; margin: 0 0 10px; font-size: 17px; color: var(--txt); }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
th { text-align: left; color: var(--dimc); font-weight: 500; font-size: 11.5px;
  letter-spacing: .1em; text-transform: uppercase; padding: 4px 6px; }
td { padding: 6px; border-top: 1px solid var(--line); color: var(--mut); font-variant-numeric: tabular-nums; }
td.name { color: var(--txt); }
tr.setrow { cursor: pointer; }
tr.setrow:hover td { color: var(--txt); }
.chev { color: var(--dimc); font-size: 10px; margin-left: 8px; }
td .dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; margin-right: 7px; }
.casegrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 10px; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
.casecard { background: var(--ink2); border: 1px solid var(--line); border-radius: 11px;
  padding: 9px 8px 7px; text-align: center; }
.casecard .pyranet { max-width: 78px; }
.casecard.click { cursor: pointer; transition: border-color .15s; }
.casecard.click:hover { border-color: var(--mut); }
.casenums { display: flex; flex-direction: column; gap: 1px; margin-top: 4px; }
.casenums .mono { font-size: 13px; color: var(--txt); }
.casesub { font-size: 10.5px; color: var(--dimc); }
.casesub.acc { color: var(--mut); }
.casename { color: var(--txt); font-weight: 500; }
.acctag { color: var(--dimc); font-size: 11px; margin-left: 6px; }
.mono { font-family: var(--monof); }
.times { display: flex; flex-wrap: wrap; gap: 6px; }
.timepill { font: 500 12.5px var(--monof); padding: 3px 9px;
  border-radius: 7px; background: var(--panel2); color: var(--mut); border-left: 2px solid var(--cdot, var(--line2)); }
.empty { color: var(--dimc); font-size: 13.5px; font-style: italic; }
.loading { color: var(--mut); text-align: center; padding: 80px 0; font-size: 14px; }

/* settings drawer */
.settings { background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 18px; margin-bottom: 16px; display: flex; flex-wrap: wrap; gap: 18px; align-items: center;
  font-size: 13.5px; color: var(--mut); }
.danger { background: transparent; color: var(--red); border: 1px solid rgba(232,71,61,.5); border-radius: 9px;
  padding: .45em .9em; cursor: pointer; font-family: inherit; font-size: 12.5px; }
.danger:hover { background: rgba(232,71,61,.12); }
.resetwarn { color: var(--red); font-size: 13px; font-weight: 500; }
.markwrap { display: inline-flex; gap: 4px; align-items: center; }
.markwrap .markbtn { padding: 3px 8px; font-size: 11px; } /* compact "K" toggle next to a case chip */
.markbtn { background: transparent; border: 1px solid var(--line2); color: var(--mut); border-radius: 999px;
  padding: 4px 12px; cursor: pointer; font-family: inherit; font-size: 12.5px; }
.markbtn:hover { color: var(--txt); border-color: var(--mut); }
.markbtn.ok.sel { border-color: var(--green); color: var(--green); background: rgba(63,191,82,.12); }
.markbtn.miss.sel { border-color: var(--red); color: var(--red); background: rgba(232,71,61,.12); }

/* verify-my-solution block */
.vfask { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.vfres { margin-top: 14px; }
.vfverdict { font-size: 14px; color: var(--txt); margin-bottom: 10px; }
.vfverdict.good { color: var(--green); }
.vfsols { max-height: 240px; overflow-y: auto; }
.vtype { color: var(--dimc); font-size: 11px; margin-left: 10px; }

/* algorithm sheet + modals — same dialog as the rotation popup */
.overlay { position: fixed; inset: 0; background: rgba(8,10,14,.55); display: flex;
  align-items: center; justify-content: center; padding: 18px; z-index: 48; }
.modal { background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  width: 100%; max-width: 580px; max-height: 84vh; overflow-y: auto; padding: 18px 20px;
  box-shadow: 0 24px 70px rgba(0,0,0,.45); cursor: default; }
.helpmodal { max-width: 660px; }
.modalhead { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.modaltitle { font-family: var(--disp); font-size: 19px; font-weight: 700; margin-bottom: 7px; }
.modal .tag { display: inline-flex; align-items: center; gap: 6px; padding: 3px 10px; font-size: 12px;
  border-radius: 999px; font-weight: 500; color: var(--txt); background: var(--panel2);
  box-shadow: inset 0 0 0 1px var(--cdot); }
.modal .tag .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cdot); }
.closebtn { background: none; border: none; color: var(--dimc); font-size: 22px; cursor: pointer;
  line-height: 1; padding: 2px 6px; font-family: inherit; }
.closebtn:hover { color: var(--txt); }
.panelimg { display: flex; justify-content: center; margin: 6px 0 14px; }
.panelimg .pyranet { max-width: 150px; }
.panelimg.small { margin: 0; }
.panelimg.small .pyranet { max-width: 92px; }
.alggroup { margin-bottom: 14px; }
.grouphead { font-size: 11.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--dimc);
  font-weight: 600; margin-bottom: 6px; }
.bartag { text-transform: none; letter-spacing: 0; font-weight: 500; color: var(--mut); margin-left: 6px; }
.alglist { display: flex; flex-direction: column; gap: 4px; }
.algrow { display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  padding: 6px 10px; background: var(--panel2); border-radius: 8px; }
.algrow .alg { font-size: 13.5px; color: var(--txt); letter-spacing: .04em; }
.algrow .algname { font-size: 11px; color: var(--dimc); white-space: nowrap; }
.algbtn { background: transparent; border: 1px solid var(--line2); color: var(--mut); border-radius: 999px;
  padding: 4px 12px; cursor: pointer; font-size: 12.5px; font-family: inherit; }
.algbtn:hover { color: var(--txt); border-color: var(--mut); }
.presrow { display: flex; gap: 14px; align-items: flex-start; padding-top: 12px; border-top: 1px solid var(--line); }
.presbody { flex: 1; }
.helpsec h4 { margin: 14px 0 4px; font-size: 13.5px; color: var(--txt); }
.helpsec p { margin: 0; font-size: 13.5px; line-height: 1.55; color: var(--mut); }

/* collapsible set groups + per-case picker (Drill/Recap) */
.setgrp { margin-bottom: 8px; }
.setgrp > summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 2px; user-select: none; }
.setgrp > summary::-webkit-details-marker { display: none; }
.setgrp > summary::before { content: "\25B8"; color: var(--dimc); font-size: 11px; }
.setgrp[open] > summary::before { content: "\25BE"; }
.setgrp > summary .ct { color: var(--dimc); font: 500 11px var(--monof); }
.casepick { margin: 2px 0 6px; }
.casetoggle { display: inline-flex; align-items: center; gap: 8px; background: none; border: none; cursor: pointer;
  color: var(--mut); font: inherit; font-size: 13.5px; padding: 5px 2px; }
.casetoggle:hover { color: var(--txt); }
.casetoggle .chev { color: var(--dimc); font-size: 11px; margin: 0; }
.casetoggle .dot { width: 8px; height: 8px; border-radius: 50%; flex: none; }
.casetoggle .ct { color: var(--dimc); font: 500 11px var(--monof); }
.caselistwrap { border-left: 1px solid var(--line2); padding: 6px 0 6px 12px; margin: 2px 0 8px 6px; }

/* Solution trainer: move-count guesser + optimal-solution list */
.guessrow { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin: 8px 0 2px; }
.guessbtn { width: 52px; height: 52px; border-radius: 11px; border: 1px solid var(--line2);
  background: var(--panel2); color: var(--txt); font: 20px var(--monof); cursor: pointer; transition: all .15s ease; }
.guessbtn:hover { border-color: var(--yellow); color: var(--yellow); }
.solhead { text-align: center; color: var(--dimc); font-size: 11.5px; text-transform: uppercase;
  letter-spacing: .1em; font-weight: 600; margin: 14px 0 8px; }
.sollist { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; max-height: 168px; overflow-y: auto; }
.solpill { font: 500 13px var(--monof); letter-spacing: .04em; color: var(--txt);
  background: var(--panel2); border-radius: 7px; padding: 4px 10px; }
.timer.good { color: var(--green); font-size: clamp(40px, 8vw, 64px); }
.timer.bad { color: var(--red); font-size: clamp(40px, 8vw, 64px); }

/* pseudo-offset input (Solution/Recog) — same field language as .psoinp */
.offsetin { background: var(--panel); border: 1px solid var(--line2); border-radius: 10px; color: var(--txt);
  font-family: var(--monof); outline: none; margin-left: 2px; padding: .5em .8em; font-size: 12.5px; width: 210px; }
.offsetin:focus { border-color: var(--yellow); }
.offsetbad { font-size: 11.5px; color: var(--red); }

button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible { outline: 2px solid var(--yellow); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }