:root {
  --ink: #0d1b2a;
  --sea: #10243a;
  --sea2: #163150;
  --line: #24476b;
  --land: #f1e6cf;
  --land-dim: #3a4d63;
  --text: #e8eef5;
  --mute: #8aa2bb;
  --faint: #5d7690;
  --amber: #f0b44c;
  --coral: #ee6a4d;
  --good: #5fd39a;
  --bad: #ee6a4d;
  --card: #12273e;
  --card2: #183451;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --serif: 'Fraunces', Georgia, serif;
  --sans: 'Inter', system-ui, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--ink);
  background-image:
    radial-gradient(1200px 600px at 50% -200px, #18385a 0%, transparent 70%),
    repeating-linear-gradient(0deg, transparent 0 47px, rgba(140,180,220,.035) 47px 48px),
    repeating-linear-gradient(90deg, transparent 0 47px, rgba(140,180,220,.035) 47px 48px);
  color: var(--text);
  font: 15px/1.45 var(--sans);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
button { font: inherit; color: inherit; cursor: pointer; -webkit-tap-highlight-color: transparent; }
#app { max-width: 620px; margin: 0 auto; padding: 0 16px 40px; }

/* header */
.top { display: flex; align-items: center; gap: 12px; padding: 18px 0 12px; }
.brand { display: flex; align-items: baseline; gap: 10px; margin-right: auto; }
.brand h1 { font: 900 30px/1 var(--serif); letter-spacing: -.5px; margin: 0; color: var(--land); }
.tag { font: 500 12px var(--mono); color: var(--amber); letter-spacing: .5px; text-transform: uppercase; }
.modes { display: flex; background: var(--card); border: 1px solid var(--line); border-radius: 999px; padding: 3px; }
.modes button { border: 0; background: none; padding: 5px 14px; border-radius: 999px; font-weight: 600; font-size: 13px; color: var(--mute); }
.modes button.on { background: var(--land); color: var(--ink); }
.icons { display: flex; gap: 2px; }
.ico { width: 36px; height: 36px; border: 1px solid transparent; background: none; border-radius: 10px; display: grid; place-items: center; color: var(--mute); }
.ico:hover { border-color: var(--line); color: var(--text); }
.ico svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
#bSound .m { display: none; }
#bSound.off .m { display: inline; }
#bSound.off .w { display: none; }

/* hud */
.hud { display: flex; align-items: center; gap: 12px; padding: 4px 2px 12px; }
.dots { display: flex; gap: 5px; flex-wrap: wrap; margin-right: auto; min-height: 12px; align-items: center; }
.dots i { width: 22px; height: 7px; border-radius: 4px; background: var(--line); display: block; transition: background .4s; }
.dots i.cur { background: var(--land); animation: pulse 1.4s infinite; }
.dots i.g { background: var(--good); } .dots i.m { background: var(--amber); } .dots i.b { background: var(--coral); }
.dots .heart { width: 11px; height: 11px; border-radius: 50%; background: var(--coral); }
.dots .heart.gone { background: transparent; border: 1.5px solid var(--faint); }
.dots .rlabel { font: 500 12.5px var(--mono); color: var(--mute); margin-left: 6px; }
@keyframes pulse { 50% { opacity: .45; } }
.combo { white-space: nowrap; font: 600 13px var(--mono); color: var(--amber); opacity: 0; transition: opacity .3s, transform .3s; }
.combo.on { opacity: 1; }
.combo.bump { animation: bump .5s; }
@keyframes bump { 40% { transform: scale(1.35); } }
.score { font: 600 22px var(--mono); color: var(--land); }
.score small { font-size: 11px; color: var(--mute); margin-left: 3px; font-weight: 400; }

.card { background: linear-gradient(180deg, var(--card2), var(--card)); border: 1px solid var(--line); border-radius: 16px; padding: 18px; min-height: 420px; position: relative; overflow: hidden; }
.rhead { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.rtype { font: 600 11.5px var(--mono); letter-spacing: 1.2px; text-transform: uppercase; color: var(--amber); }
.rnum { font: 500 11.5px var(--mono); color: var(--faint); margin-left: auto; }
.rq { font: 700 23px/1.2 var(--serif); color: var(--land); margin: 4px 0 14px; }
.rq small { display: block; font: 400 13.5px var(--sans); color: var(--mute); margin-top: 4px; }
.rbody { animation: enter .45s cubic-bezier(.2,1.2,.4,1); }
@keyframes enter { from { opacity: 0; transform: translateY(14px); } }
.rfoot { margin-top: 16px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.rfoot:empty { display: none; }
.earned { font: 700 20px var(--mono); color: var(--good); animation: pop .5s cubic-bezier(.2,1.6,.4,1); }
.earned.low { color: var(--amber); } .earned.zero { color: var(--coral); }
.earned small { font: 500 12px var(--mono); color: var(--mute); margin-left: 6px; }
@keyframes pop { from { transform: scale(.5); opacity: 0; } }
.note { flex-basis: 100%; color: #cdd9e5; font-size: 14px; background: rgba(13,27,42,.45); border-left: 3px solid var(--amber); padding: 9px 12px; border-radius: 0 10px 10px 0; }

.intro { position: absolute; inset: 0; display: grid; place-items: center; background: linear-gradient(180deg, var(--card2), var(--card)); z-index: 5; animation: introOut .25s ease-in .85s forwards; pointer-events: none; }
.intro div { text-align: center; animation: introIn .5s cubic-bezier(.2,1.4,.4,1); }
.intro b { display: block; font: 900 38px/1 var(--serif); color: var(--land); }
.intro span { font: 600 12px var(--mono); letter-spacing: 2px; color: var(--amber); text-transform: uppercase; }
.intro em { display: block; font-style: normal; color: var(--mute); margin-top: 8px; font-size: 14px; }
@keyframes introIn { from { transform: scale(.7) rotate(-3deg); opacity: 0; } }
@keyframes introOut { to { opacity: 0; visibility: hidden; } }

.btn { border: 1px solid var(--line); background: var(--card); border-radius: 11px; padding: 10px 16px; font-weight: 600; font-size: 14px; }
.btn.pri { background: var(--amber); color: var(--ink); border-color: var(--amber); }
.btn.alt { background: var(--land); color: var(--ink); border-color: var(--land); }
.btn:disabled { opacity: .4; cursor: default; }
.btn.next { margin-left: auto; }

/* ladder */
.clues { display: flex; flex-direction: column; gap: 7px; }
.clue { display: grid; grid-template-columns: 54px 1fr; gap: 10px; align-items: start; padding: 10px 12px; border-radius: 12px; background: rgba(13,27,42,.45); border: 1px solid var(--line); }
.clue .v { font: 600 13px var(--mono); color: var(--amber); padding-top: 1px; }
.clue .k { font: 600 10.5px var(--mono); text-transform: uppercase; letter-spacing: .8px; color: var(--faint); display: block; margin-bottom: 2px; }
.clue.new { animation: clueIn .5s cubic-bezier(.2,1.3,.4,1); border-color: rgba(240,180,76,.5); }
@keyframes clueIn { from { opacity: 0; transform: translateX(-12px); } }
.clue.locked { border-style: dashed; opacity: .55; }
.clue.locked p { color: var(--faint); }
.clue.past .v { color: var(--faint); text-decoration: line-through; }
.clue p { margin: 0; font-size: 14.5px; }
.clue img.flag { height: 26px; border-radius: 3px; vertical-align: middle; margin-left: 6px; box-shadow: 0 2px 8px rgba(0,0,0,.4); }
.capmask { font: 600 15px var(--mono); letter-spacing: 3px; color: var(--land); }
.misses { display: flex; flex-wrap: wrap; gap: 6px; margin: 10px 0 0; }
.miss { font: 500 12px var(--mono); padding: 4px 9px; border-radius: 8px; background: rgba(238,106,77,.12); color: #f39c86; display: inline-flex; align-items: center; gap: 6px; animation: pop .35s; }
.miss svg { width: 13px; height: 13px; fill: #f39c86; }
.gform { display: flex; gap: 8px; margin-top: 12px; }
.inp { position: relative; flex: 1; }
.inp input { width: 100%; height: 46px; border-radius: 12px; border: 1px solid var(--line); background: var(--ink); color: var(--text); padding: 0 14px; font: 500 16px var(--sans); outline: none; }
.inp input:focus { border-color: var(--land); }
.sugg { position: absolute; left: 0; right: 0; bottom: 100%; margin: 0 0 6px; padding: 4px; list-style: none; background: #0f2236; border: 1px solid var(--line); border-radius: 12px; max-height: 250px; overflow: auto; z-index: 20; box-shadow: 0 -12px 30px rgba(0,0,0,.4); }
.sugg:empty { display: none; }
.sugg li { padding: 8px 10px; border-radius: 8px; cursor: pointer; display: flex; justify-content: space-between; gap: 8px; }
.sugg li small { color: var(--faint); font-size: 12px; }
.sugg li.on, .sugg li:hover { background: var(--card2); }
.answer { display: flex; align-items: center; gap: 12px; padding: 12px; border-radius: 12px; background: rgba(95,211,154,.1); border: 1px solid rgba(95,211,154,.35); margin-top: 12px; animation: pop .4s; }
.answer.lost { background: rgba(238,106,77,.08); border-color: rgba(238,106,77,.35); }
.answer img { width: 54px; border-radius: 4px; }
.answer b { font: 700 19px var(--serif); display: block; color: var(--land); }
.answer span { font-size: 13px; color: var(--mute); }

/* fill */
.sentence { font: 500 20px/1.9 var(--serif); color: var(--land); margin: 6px 0 18px; }
.slot { display: inline-flex; align-items: center; min-width: 96px; height: 34px; padding: 0 10px; margin: 0 2px; vertical-align: middle; border: 0; border-bottom: 2px dashed var(--mute); background: rgba(140,180,220,.08); border-radius: 8px 8px 2px 2px; font: 600 15px var(--sans); color: var(--text); justify-content: center; transition: .2s; }
.slot.sel { border-bottom-color: var(--amber); background: rgba(240,180,76,.14); box-shadow: 0 0 0 2px rgba(240,180,76,.25); }
.slot.full { border-bottom-style: solid; border-bottom-color: var(--land); }
.slot.ok { background: rgba(95,211,154,.18); border-bottom-color: var(--good); color: var(--good); }
.slot.no { background: rgba(238,106,77,.15); border-bottom-color: var(--bad); color: #f39c86; text-decoration: line-through; }
.slot .fix { text-decoration: none; display: inline-block; color: var(--good); margin-left: 8px; }
.bank { display: flex; flex-wrap: wrap; gap: 8px; }
.chipb { border: 1px solid var(--line); background: var(--ink); border-radius: 10px; padding: 8px 13px; font-weight: 600; font-size: 14px; transition: transform .15s, opacity .2s; }
.chipb:hover { border-color: var(--land); transform: translateY(-2px); }
.chipb.used { opacity: .2; pointer-events: none; transform: scale(.92); }

/* hilo */
.hl-q { text-align: center; font: 600 14px var(--mono); color: var(--mute); margin-bottom: 10px; }
.hl { display: grid; grid-template-columns: 1fr auto 1fr; gap: 10px; align-items: stretch; }
.hl .vs { align-self: center; font: 900 16px var(--serif); color: var(--faint); }
.hcard { border: 2px solid var(--line); background: rgba(13,27,42,.5); border-radius: 14px; padding: 14px 10px; display: flex; flex-direction: column; align-items: center; gap: 8px; text-align: center; transition: transform .15s, border-color .2s, background .2s; min-height: 170px; justify-content: center; }
.hcard:hover:not(:disabled) { transform: translateY(-3px); border-color: var(--land); }
.hcard:disabled { cursor: default; }
.hcard img { height: 44px; border-radius: 4px; box-shadow: 0 3px 10px rgba(0,0,0,.4); }
.hcard b { font: 700 17px/1.15 var(--serif); color: var(--land); }
.hcard .val { font: 600 15px var(--mono); color: var(--amber); min-height: 22px; }
.hcard.win { border-color: var(--good); background: rgba(95,211,154,.12); }
.hcard.lose { border-color: var(--bad); background: rgba(238,106,77,.08); }
.hl-pips { display: flex; justify-content: center; gap: 6px; margin-top: 14px; }
.hl-pips i { width: 9px; height: 9px; border-radius: 50%; background: var(--line); }
.hl-pips i.g { background: var(--good); } .hl-pips i.b { background: var(--coral); } .hl-pips i.cur { background: var(--land); }

/* pin */
.pin-q { display: flex; align-items: baseline; gap: 10px; margin-bottom: 8px; flex-wrap: wrap; }
.pin-q b { font: 700 24px var(--serif); color: var(--land); }
.pin-q span { font: 500 12px var(--mono); color: var(--mute); }
.mapwrap { border-radius: 12px; overflow: hidden; background: radial-gradient(circle at 50% 45%, var(--sea2), var(--sea) 75%); border: 1px solid rgba(140,180,220,.15); }
#pmap { width: 100%; display: block; aspect-ratio: 4 / 3; touch-action: manipulation; }
#pmap .c { fill: var(--land-dim); stroke: var(--sea); stroke-width: .7; transition: fill .3s; }
#pmap .c.in { fill: #4b6582; cursor: pointer; }
#pmap .c.in:hover { fill: #6584a6; }
#pmap .c.ok { fill: var(--good); }
#pmap .c.no { fill: var(--coral); }
#pmap .c.was { fill: #2f7d5c; }
#pmap .lbl { font: 600 13px var(--sans); fill: #fff; paint-order: stroke; stroke: rgba(13,27,42,.85); stroke-width: 4px; text-anchor: middle; pointer-events: none; }
#pmap .ping { fill: none; stroke: var(--amber); stroke-width: 2; pointer-events: none; animation: ping 1s ease-out forwards; }
@keyframes ping { from { r: 4; opacity: 1; } to { r: 40; opacity: 0; } }

/* odd + rank */
.opts { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.opt { border: 2px solid var(--line); background: rgba(13,27,42,.5); border-radius: 13px; padding: 12px; display: flex; align-items: center; gap: 10px; text-align: left; transition: transform .15s, border-color .2s; position: relative; min-height: 64px; }
.opt:hover:not(:disabled) { transform: translateY(-2px); border-color: var(--land); }
.opt:disabled { cursor: default; }
.opt img { width: 36px; border-radius: 3px; flex: none; }
.opt b { font-weight: 600; font-size: 15px; display: block; }
.opt small { display: block; font: 500 11.5px var(--mono); color: var(--mute); margin-top: 2px; }
.opt.ok { border-color: var(--good); background: rgba(95,211,154,.12); }
.opt.no { border-color: var(--bad); background: rgba(238,106,77,.1); }
.opt.dim { opacity: .65; }
.opt .badge { position: absolute; right: 8px; top: 8px; width: 24px; height: 24px; border-radius: 50%; background: var(--amber); color: var(--ink); font: 700 13px var(--mono); display: grid; place-items: center; animation: pop .3s; }
.opt .badge.ok { background: var(--good); } .opt .badge.no { background: var(--coral); }

/* end screen */
.end h2 { font: 900 34px/1.1 var(--serif); color: var(--land); margin: 4px 0; }
.end .big { font: 700 46px var(--mono); color: var(--amber); }
.end .big small { font-size: 16px; color: var(--mute); }
.end .rank { color: var(--mute); margin-bottom: 14px; }
.rlist { display: flex; flex-direction: column; gap: 6px; margin: 14px 0; }
.rlist div { display: grid; grid-template-columns: 1fr 120px 64px; gap: 10px; align-items: center; font-size: 14px; }
.rlist .bar { height: 8px; border-radius: 4px; background: var(--line); overflow: hidden; }
.rlist .bar i { display: block; height: 100%; background: var(--good); }
.rlist .bar i.m { background: var(--amber); } .rlist .bar i.b { background: var(--coral); }
.rlist span:last-child { font: 600 13px var(--mono); text-align: right; color: var(--land); }
.learned { margin: 12px 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 6px; }
.learned li { padding-left: 16px; position: relative; color: #cdd9e5; font-size: 14px; }
.learned li::before { content: ''; position: absolute; left: 2px; top: 8px; width: 6px; height: 6px; border-radius: 50%; background: var(--amber); }
.btns { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.end h3, .sheet h3 { font: 600 13px var(--sans); margin: 16px 0 6px; color: var(--amber); text-transform: uppercase; letter-spacing: .6px; }

.foot { color: var(--faint); font-size: 12px; text-align: center; margin-top: 18px; }

/* modal */
.modal { position: fixed; inset: 0; background: rgba(5,12,20,.72); backdrop-filter: blur(4px); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal[hidden] { display: none; }
.sheet { position: relative; width: 100%; max-width: 480px; max-height: calc(100vh - 32px); overflow: auto; background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 22px 20px; }
.sheet h2 { font: 700 24px var(--serif); margin: 0 0 12px; color: var(--land); }
.sheet p, .sheet li { color: #cdd9e5; font-size: 14px; }
.sheet ul { padding-left: 18px; margin: 6px 0; }
.x { position: absolute; right: 10px; top: 8px; border: 0; background: none; font-size: 26px; color: var(--mute); width: 36px; height: 36px; }
.statgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; text-align: center; }
.statgrid b { display: block; font: 600 22px var(--mono); color: var(--land); }
.statgrid span { font-size: 11.5px; color: var(--mute); }

.toast { position: fixed; left: 50%; top: 18px; transform: translate(-50%, -30px); background: var(--land); color: var(--ink); font-weight: 600; padding: 9px 16px; border-radius: 10px; opacity: 0; transition: .3s; pointer-events: none; z-index: 60; font-size: 14px; max-width: calc(100vw - 32px); text-align: center; }
.toast.on { opacity: 1; transform: translate(-50%, 0); }

.shake { animation: shake .4s; }
@keyframes shake { 20%, 60% { transform: translateX(-6px); } 40%, 80% { transform: translateX(6px); } }

@media (max-width: 520px) {
  .brand { flex-direction: column; gap: 3px; }
  .brand h1 { font-size: 25px; }
  .tag { font-size: 10.5px; }
  .top { gap: 6px; }
  .modes button { padding: 5px 10px; }
  .ico { width: 32px; }
  .card { padding: 14px; }
  .rq { font-size: 20px; }
  .sentence { font-size: 17.5px; }
  .slot { min-width: 80px; font-size: 14px; }
  .dots i { width: 13px; }
  .dots { gap: 4px; }
  .combo { font-size: 12px; }
  .opts { grid-template-columns: 1fr; }
  .hcard { min-height: 150px; padding: 12px 6px; }
  .hcard b { font-size: 15px; }
  .rlist div { grid-template-columns: 1fr 80px 56px; }
  .clue { grid-template-columns: 44px 1fr; }
}