/* Adu Angka — biru kertas dingin, navy, aksen lemon.
   Sengaja berbeda dari Lelang Yuk (kertas hangat/oranye) tetapi tetap satu keluarga:
   garis tebal, bayangan keras, tanpa font atau aset dari internet. */
:root{
  --paper:#e8eefc;
  --paper-deep:#d4def6;
  --navy:#16225a;
  --navy-soft:#1b2a6b;
  --blue:#2f55d4;
  --lemon:#ffe14d;
  --white:#fbfcff;
  --hit:#1d7a4d;
  --miss:#8a93b2;
  --red:#b81f2e;
  --line:3px solid var(--navy);
  --tile-face:#fdfdff;
  --tile-edge:#b9c5e6;
  font-family:ui-rounded,"Trebuchet MS",Avenir,Arial,sans-serif;
  color:var(--navy);
  background:var(--paper);
  color-scheme:light;
}
*{box-sizing:border-box}
body{
  margin:0;min-height:100svh;display:flex;flex-direction:column;
  background-color:var(--paper);
  background-image:linear-gradient(#16225a0e 1px,transparent 1px),linear-gradient(90deg,#16225a0e 1px,transparent 1px);
  background-size:26px 26px;
}

/* ---------- rangka ---------- */
.topbar{min-height:78px;padding:12px clamp(16px,4vw,52px);display:flex;align-items:center;justify-content:space-between;gap:18px;border-bottom:var(--line);background:var(--paper)}
.wordmark{font-size:clamp(1.5rem,4vw,2.3rem);font-weight:900;letter-spacing:-.07em;color:var(--navy);text-decoration:none}
.wordmark span{color:var(--blue)}
.wordmark i{display:inline-grid;place-items:center;margin-left:10px;width:30px;height:30px;color:var(--navy);background:var(--lemon);border:2px solid var(--navy);border-radius:9px;font-size:1rem;font-style:normal;transform:rotate(-6deg)}
.top-actions{display:flex;align-items:center;gap:18px}
.offline-note{font:700 .8rem/1 inherit}
.text-button{border:0;border-bottom:2px solid currentColor;padding:3px 0;background:none;color:inherit;font:800 .85rem inherit;cursor:pointer}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
:focus-visible{outline:4px solid var(--blue);outline-offset:3px}
main{width:min(1080px,calc(100% - 28px));margin:0 auto;padding:clamp(18px,3vw,34px) 0 40px;flex:1}
footer{display:flex;justify-content:space-between;gap:10px;padding:20px clamp(16px,4vw,52px);border-top:var(--line);font:700 .76rem inherit}
.hidden{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- kartu ---------- */
.card{border:var(--line);border-radius:18px;background:var(--white);box-shadow:8px 8px 0 var(--navy);padding:clamp(20px,4vw,38px);margin-bottom:22px}
.card h1{font-size:clamp(1.9rem,5vw,3rem);line-height:.98;letter-spacing:-.045em;margin:0 0 10px}
.card h2{font-size:clamp(1.3rem,3.4vw,1.9rem);letter-spacing:-.03em;margin:0 0 8px}
.lede{margin:0 0 22px;font:600 clamp(.95rem,1.8vw,1.06rem)/1.5 inherit;max-width:60ch;color:#3a4675}
.small-label{font:900 .72rem inherit;letter-spacing:.09em;text-transform:uppercase;color:var(--blue);margin:0 0 6px}
.form-field{display:block;margin-bottom:16px;font:900 .82rem inherit}
input[type=text],input[type=password]{width:100%;margin-top:6px;padding:12px;border:2px solid var(--navy);border-radius:10px;background:#fff;color:var(--navy);font-weight:700}
.name-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.button-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.primary,.secondary,.ghost{border:var(--line);border-radius:12px;padding:13px 20px;font:900 .9rem inherit;box-shadow:4px 4px 0 var(--navy);transition:transform .12s,box-shadow .12s}
.primary{background:var(--blue);color:#fff}
.secondary{background:var(--lemon);color:var(--navy)}
.ghost{background:var(--white);color:var(--navy)}
.primary:active,.secondary:active,.ghost:active{transform:translate(3px,3px);box-shadow:1px 1px 0 var(--navy)}
.error{min-height:1.2em;margin:8px 0 0;color:var(--red);font:800 .82rem inherit}

/* ---------- gembok (murni CSS/SVG, tanpa aset) ---------- */
.lock-prop{display:block;margin:0 auto;width:clamp(96px,17vw,132px);height:auto;filter:drop-shadow(5px 6px 0 rgba(22,34,90,.22))}
.lock-shackle{fill:none;stroke:var(--navy);stroke-width:9;stroke-linecap:round}
.lock-body{fill:var(--lemon);stroke:var(--navy);stroke-width:5}
.lock-key{fill:var(--navy)}
.lock-shine{fill:#fff;opacity:.45}
.lock-prop.is-open .lock-shackle{transform:translate(9px,-7px) rotate(9deg);transform-origin:64px 44px;transition:transform .5s cubic-bezier(.3,1.4,.5,1)}

/* ---------- ubin angka 3D ---------- */
.tile-row{display:flex;gap:clamp(8px,2.2vw,15px);justify-content:center;flex-wrap:wrap;perspective:760px}
.tile{
  position:relative;width:clamp(58px,15vw,84px);height:clamp(74px,19vw,104px);
  display:grid;place-items:center;
  border:var(--line);border-radius:14px;
  background:linear-gradient(176deg,var(--tile-face) 0%,var(--tile-face) 62%,var(--tile-edge) 100%);
  box-shadow:0 7px 0 var(--tile-edge),0 9px 0 var(--navy),6px 12px 16px rgba(22,34,90,.26);
  font-size:clamp(1.9rem,6vw,2.9rem);font-weight:900;letter-spacing:-.04em;
  transform-style:preserve-3d;
  transition:transform .16s ease,box-shadow .16s ease,background-color .25s ease;
}
.tile .digit{transform:translateZ(1px)}
.tile.is-empty{color:#c3cbe6}
.tile.pressed{transform:translateY(6px);box-shadow:0 1px 0 var(--tile-edge),0 3px 0 var(--navy),3px 5px 9px rgba(22,34,90,.22)}
.tile.hit{background:linear-gradient(176deg,#e4f7ec 0%,#cdeddc 100%);color:var(--hit);border-color:var(--hit);box-shadow:0 7px 0 #a9d8c0,0 9px 0 var(--hit),6px 12px 16px rgba(29,122,77,.26)}
.tile.miss{background:linear-gradient(176deg,#eef1f8 0%,#dfe4f0 100%);color:var(--miss)}
.tile-mark{position:absolute;top:-11px;right:-9px;width:26px;height:26px;display:grid;place-items:center;border:2px solid var(--navy);border-radius:50%;background:var(--white);font-size:.85rem;font-weight:900;line-height:1}
.tile.hit .tile-mark{background:var(--hit);color:#fff;border-color:var(--hit)}
.tile.miss .tile-mark{background:#fff;color:var(--miss)}
.tile-col{display:flex;flex-direction:column;align-items:center;gap:7px}
.tile-slot{font:800 .66rem inherit;text-align:center;color:#5a6690}
@keyframes tile-flip{0%{transform:rotateX(0)}45%{transform:rotateX(-84deg)}100%{transform:rotateX(0)}}
.tile.reveal{animation:tile-flip .44s ease both}
@keyframes tile-pop{0%{transform:scale(1)}40%{transform:scale(1.13)}100%{transform:scale(1)}}
.tile.hit.reveal{animation:tile-flip .44s ease both,tile-pop .34s .42s ease both}

/* ---------- papan giliran ---------- */
.turn-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:6px}
.turn-chip{display:inline-block;padding:7px 13px;border:2px solid var(--navy);border-radius:999px;background:var(--lemon);font:900 .78rem inherit}
.entry-row{display:flex;gap:10px;align-items:flex-start;flex-wrap:wrap;margin-top:18px}
.code-input{width:clamp(150px,42vw,210px);font-size:1.5rem;font-weight:900;letter-spacing:.34em;text-align:center;padding:14px 10px}
.hint{margin:10px 0 0;font:600 .85rem/1.5 inherit;color:#3a4675}
.history{margin:24px 0 0;padding:0;list-style:none;display:grid;gap:9px;max-height:330px;overflow-y:auto}
.history li{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:10px 12px;border:2px solid var(--navy);border-radius:12px;background:var(--paper)}
.history .no{font:900 .78rem inherit;min-width:2.4em;color:var(--blue)}
.history .code{font-size:1.16rem;font-weight:900;letter-spacing:.2em}
.mini-marks{display:flex;gap:5px}
.mini-marks i{width:19px;height:19px;display:grid;place-items:center;border:2px solid var(--navy);border-radius:6px;background:#fff;font:900 .66rem inherit;font-style:normal;color:var(--miss)}
.mini-marks i.hit{background:var(--hit);border-color:var(--hit);color:#fff}
.history .said{font:700 .78rem inherit;color:#3a4675;margin-left:auto}
.empty-note{margin:22px 0 0;font:600 .88rem inherit;color:#5a6690}

/* ---------- serah terima ---------- */
.handoff{text-align:center}
.handoff h1{margin-top:14px}
.handoff .lede{margin-left:auto;margin-right:auto}
.handoff-name{display:block;font-size:clamp(2rem,7vw,3.3rem);font-weight:900;letter-spacing:-.045em;color:var(--blue);margin:4px 0 12px}

/* ---------- hasil ---------- */
.result-codes{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:22px 0}
.result-code{padding:16px;border:var(--line);border-radius:14px;background:var(--paper)}
.result-code.winner{background:var(--lemon);box-shadow:6px 6px 0 var(--navy)}
.result-code h3{margin:0 0 4px;font-size:1.04rem}
.result-code .code{font-size:clamp(1.5rem,4.6vw,2.1rem);font-weight:900;letter-spacing:.2em}
.result-code .who{font:700 .76rem inherit;color:#3a4675}

/* ---------- konfeti ---------- */
.confetti{position:fixed;inset:0;pointer-events:none;overflow:hidden;z-index:40}
.confetti i{position:absolute;top:-16px;width:9px;height:15px;border-radius:2px;opacity:.9;animation:fall linear forwards}
@keyframes fall{to{transform:translateY(104svh) rotate(660deg);opacity:.85}}

/* ---------- tirai privasi ---------- */
.privacy-cover{position:fixed;inset:0;z-index:60;display:grid;place-items:center;padding:20px;background:var(--navy);background-image:linear-gradient(135deg,#16225a,#2f55d4)}
.cover-card{max-width:430px;text-align:center;color:#fff}
.cover-icon{font-size:3.1rem;display:block;margin-bottom:10px}
.cover-card h2{font-size:clamp(1.6rem,5vw,2.3rem);margin:0 0 8px}
.cover-card p{font:600 .95rem/1.55 inherit;margin:0 0 20px;color:#dbe3ff}

/* ---------- dialog ---------- */
dialog{width:min(680px,calc(100% - 26px));border:var(--line);border-radius:18px;padding:clamp(22px,4vw,40px);background:var(--paper);color:var(--navy);box-shadow:10px 10px 0 var(--navy)}
dialog::backdrop{background:#16225acc}
.dialog-close{position:absolute;top:10px;right:14px;border:0;background:none;font-size:1.9rem;color:var(--navy);line-height:1}
dialog h2{font-size:clamp(1.5rem,4vw,2.1rem);letter-spacing:-.035em;margin:0 0 14px}
.rules-list{font:600 .92rem/1.55 inherit;padding-left:20px;margin:0 0 18px}
.rules-list li{padding:7px 0}
.rules-list code,.rule-note code{background:var(--white);border:1px solid var(--tile-edge);border-radius:5px;padding:1px 5px;font-family:ui-monospace,Menlo,Consolas,monospace;font-weight:800}
.rules-example{border:2px solid var(--navy);border-radius:14px;background:var(--white);padding:16px;margin-bottom:18px}
.example-head{margin:0 0 12px;font:900 .84rem inherit}
.example-row{display:grid;gap:7px;padding:11px 0;border-top:2px dashed var(--tile-edge)}
.example-row:first-of-type{border-top:0;padding-top:0}
.example-label{font:700 .85rem inherit}
.example-tiles{display:flex;gap:6px}
.example-tiles i{width:29px;height:34px;display:grid;place-items:center;border:2px solid var(--navy);border-radius:7px;background:#fff;font-style:normal;font-weight:900}
.example-tiles i.hit{background:#cdeddc;border-color:var(--hit);color:var(--hit)}
.example-tiles i.miss{color:var(--miss)}
.example-note{font:600 .82rem/1.5 inherit;color:#3a4675}
.rule-note{margin:12px 0 0;padding:11px;border-radius:10px;background:var(--lemon);font:700 .82rem/1.5 inherit}

/* ---------- pesan sementara ---------- */
.feedback{position:fixed;z-index:50;left:50%;bottom:26px;transform:translate(-50%,150%);margin:0;max-width:calc(100% - 26px);background:var(--navy);color:#fff;border:2px solid #fff;border-radius:12px;padding:11px 17px;font:800 .85rem inherit;transition:transform .2s}
.feedback.show{transform:translate(-50%,0)}

@media(max-width:720px){
  .offline-note{display:none}
  .name-grid,.result-codes{grid-template-columns:1fr}
  .history .said{margin-left:0;flex-basis:100%}
  footer{flex-direction:column;gap:5px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .confetti{display:none}
}