@charset "UTF-8";
/* ============================================================
   Minefield — minesweeper
   Same warm palette as the other two games in this folder, with
   a teal accent of its own so the three read as a set without
   looking identical.
   ============================================================ */

:root{
  --bg-1:#fff6e8;
  --bg-2:#ffe6c9;
  --bg-3:#d6f0e6;
  --ink:#3d2b20;
  --ink-soft:#7d6455;
  --card:#fffdf8;
  --line:#eadbc6;
  --accent:#2f9e8f;        /* this game's own colour */
  --accent-d:#25806f;
  --accent-2:#f8465f;
  --gold:#f4b62c;
  --shadow-s:0 1px 2px rgba(97,63,36,.10);
  --shadow-m:0 6px 18px rgba(97,63,36,.14);
  --shadow-l:0 18px 48px rgba(97,63,36,.24);
  --radius:14px;
  --cell:30px;
  --cols:9;
  --gap:2px;
  --font: ui-rounded, "Segoe UI Variable", "Segoe UI", Nunito, Avenir, system-ui, -apple-system, sans-serif;
  --emoji: "Apple Color Emoji","Segoe UI Emoji","Noto Color Emoji","Twemoji Mozilla",sans-serif;
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink);
  background:
    radial-gradient(1200px 700px at 12% -10%, var(--bg-3), transparent 60%),
    radial-gradient(1000px 600px at 100% 0%, #ffe0e6, transparent 55%),
    linear-gradient(165deg, var(--bg-1), var(--bg-2));
  background-attachment:fixed;
  overflow:hidden;
  -webkit-tap-highlight-color:transparent;
  -webkit-font-smoothing:antialiased;
}

#app{height:100%;position:relative;}

.screen{position:absolute;inset:0;display:none;}
.screen.active{display:flex;flex-direction:column;}

/* ---------------- Buttons ---------------- */
button{font-family:inherit;color:inherit;border:none;background:none;cursor:pointer;}
button:disabled{cursor:not-allowed;}

.btn{
  display:inline-block;text-decoration:none;
  border-radius:999px;padding:.72rem 1.5rem;font-size:1rem;font-weight:700;
  background:linear-gradient(180deg,var(--accent),var(--accent-d));
  color:#fff;box-shadow:var(--shadow-m);
  transition:transform .12s ease, box-shadow .12s ease;
}
.btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-l);}
.btn:active{transform:translateY(0) scale(.98);}
.btn-ghost{background:var(--card);color:var(--ink-soft);border:1.5px solid var(--line);box-shadow:var(--shadow-s);}
.btn-ghost:hover{color:var(--ink);border-color:#dcc6a8;}
.btn-sm{padding:.5rem 1rem;font-size:.85rem;}

/* ============================================================
   MENU
   ============================================================ */
#menu{overflow-y:auto;}
.menu-inner{width:min(880px,100%);margin:0 auto;padding:2.2rem 1.25rem 3rem;}

.brand{text-align:center;margin-bottom:1.6rem;}

.brand-tiles{display:flex;justify-content:center;gap:.35rem;}
.bt{
  width:34px;height:34px;border-radius:9px;display:grid;place-items:center;
  font-size:1.15rem;font-weight:800;color:#2b6fd6;
  background:linear-gradient(180deg,#fffefb,#fff2e0);
  border:1.5px solid #eed6b6;box-shadow:0 2px 0 #e8d0ae;
  animation:bob 2.4s ease-in-out infinite;
}
.bt:nth-child(2){animation-delay:.18s;color:#2f8f4e;}
.bt:nth-child(3){animation-delay:.36s;}
.bt:nth-child(4){animation-delay:.54s;color:#d63f4e;}
.bt:nth-child(5){animation-delay:.72s;}
.bt.flag,.bt.bomb{font-family:var(--emoji);font-size:1rem;}
.bt.bomb{background:linear-gradient(180deg,#ffd9dd,#ffbcc4);border-color:#f4a3ad;}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-3deg)}50%{transform:translateY(-9px) rotate(3deg)}}

.brand h1{
  margin:.6rem 0 .1rem;font-size:clamp(2.4rem,7vw,3.4rem);letter-spacing:-.02em;
  background:linear-gradient(100deg,var(--accent-d),var(--accent) 45%,var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.subtitle{margin:0;color:var(--ink-soft);font-weight:600;letter-spacing:.16em;font-size:.82rem;text-transform:uppercase;}

.rules-card{
  background:var(--card);border:1.5px solid var(--line);border-radius:var(--radius);
  padding:1.1rem 1.35rem;box-shadow:var(--shadow-s);margin-bottom:1.8rem;
}
.rules-card h2{margin:0 0 .6rem;font-size:1rem;}
.rules-card ul{margin:0;padding-left:1.15rem;color:var(--ink-soft);line-height:1.75;font-size:.94rem;}
.rules-card b{color:var(--ink);}

.section-title{font-size:1rem;margin:0 0 .8rem;letter-spacing:.02em;}

.stage-list{display:grid;gap:.75rem;}

.stage-card{
  display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:1rem;
  width:100%;text-align:left;padding:.9rem 1.1rem;
  background:var(--card);border:1.5px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-s);transition:transform .14s ease,box-shadow .14s ease,border-color .14s ease;
}
.stage-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);border-color:#a8ddd0;}

.sc-badge{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-size:1.5rem;font-family:var(--emoji);
  background:linear-gradient(160deg,#e6f6f1,#cdeae1);border:1.5px solid #b6ddd1;
}
.sc-name{font-weight:800;font-size:1.02rem;display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;}
.sc-meta{color:var(--ink-soft);font-size:.82rem;margin-top:.15rem;}
.sc-right{text-align:right;font-size:.78rem;color:var(--ink-soft);white-space:nowrap;}
.sc-best{font-weight:800;color:var(--gold);font-size:1rem;display:block;}

.chip{
  font-size:.68rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  padding:.16rem .5rem;border-radius:999px;background:#e0f3ee;color:#1f7a6b;border:1px solid #b8ded4;
}
.chip.d2{background:#e6efff;color:#28579e;border-color:#c5d9f7;}
.chip.d3{background:#ffeede;color:#a8541a;border-color:#f5d0ac;}
.chip.d4{background:#ffe3e6;color:#b32233;border-color:#f7c2c8;}

.menu-actions{display:flex;gap:.6rem;justify-content:center;margin-top:1.8rem;flex-wrap:wrap;}

/* ============================================================
   GAME
   ============================================================ */
#game{height:100%;}

#hud{
  display:flex;align-items:center;justify-content:space-between;gap:.75rem;
  padding:.65rem .9rem;background:rgba(255,253,248,.82);
  backdrop-filter:blur(10px);border-bottom:1.5px solid var(--line);
  flex:0 0 auto;
}
.hud-left,.hud-right{display:flex;align-items:center;gap:.5rem;}
.hud-left{flex:0 1 auto;min-width:0;}
.hud-right{flex:0 0 auto;}
.hud-stats{flex:0 1 auto;min-width:0;display:flex;gap:1.4rem;}
.hud-stage{display:flex;flex-direction:column;line-height:1.2;min-width:0;}
.hud-stage-no{font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-d);}
.hud-stage-line{display:flex;align-items:center;gap:.4rem;min-width:0;}
.hud-stage-name{font-weight:800;font-size:.98rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

.icon-btn{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:1.1rem;
  background:var(--card);border:1.5px solid var(--line);box-shadow:var(--shadow-s);
  transition:transform .12s ease,border-color .12s ease;
}
.icon-btn:hover{transform:translateY(-1px);border-color:#a8ddd0;}

.stat{display:flex;flex-direction:column;align-items:center;line-height:1.15;}
.stat-label{font-size:.62rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-soft);}
.stat-value{font-size:1.15rem;font-weight:800;font-variant-numeric:tabular-nums;}
#hudMines.none{color:var(--accent);}
#hudMines.over{color:var(--accent-2);}

.tool-btn{
  display:flex;align-items:center;gap:.35rem;padding:.42rem .7rem;border-radius:11px;
  background:var(--card);border:1.5px solid var(--line);box-shadow:var(--shadow-s);
  font-weight:700;font-size:.85rem;transition:transform .12s ease,border-color .12s ease,background .12s ease;
}
.tool-btn:hover:not(:disabled){transform:translateY(-1px);border-color:#a8ddd0;}
.tool-btn:disabled{opacity:.4;}
.tool-ico{font-family:var(--emoji);}
/* flag mode on: the button itself shows the state, since the cursor can't */
.tool-btn[aria-pressed="true"]{
  background:linear-gradient(180deg,#ffe3e6,#ffccd2);
  border-color:#f4a3ad;color:#b32233;
}
.badge{
  min-width:19px;height:19px;padding:0 5px;border-radius:999px;display:grid;place-items:center;
  background:var(--accent);color:#fff;font-size:.7rem;font-weight:800;
}
.tool-btn:disabled .badge{background:#bdb2a4;}

#goalTrack{height:5px;background:#f0e2cd;flex:0 0 auto;overflow:hidden;}
#goalFill{
  height:100%;width:0%;
  background:linear-gradient(90deg,var(--accent),var(--gold) 70%,#f2a03d);
  transition:width .2s ease;
}

/* ---------------- Board ---------------- */
#boardArea{
  flex:1 1 auto;min-height:0;min-width:0;
  display:grid;place-items:center;
  padding:.6rem;
  overflow:auto;             /* a board too big to shrink scrolls rather than clipping */
}

#frame{
  padding:8px;border-radius:16px;
  background:linear-gradient(160deg,#eef8f4,#dcefe8);
  border:1.5px solid #b9ddd2;
  box-shadow:var(--shadow-l), inset 0 1px 0 rgba(255,255,255,.9);
}

#grid{
  display:grid;
  grid-template-columns:repeat(var(--cols), var(--cell));
  gap:var(--gap);
}

.cell{
  width:var(--cell);height:var(--cell);
  display:grid;place-items:center;
  font-size:calc(var(--cell) * .56);
  font-weight:800;line-height:1;
  user-select:none;-webkit-user-select:none;
  touch-action:manipulation;
  position:relative;
}

.cell.hidden{
  cursor:pointer;
  border-radius:calc(var(--cell) * .18);
  background:linear-gradient(180deg,#fffefb,#fff2e0);
  border:1.5px solid #eed6b6;
  box-shadow:0 2px 0 #e8d0ae;
  transition:transform .08s ease, box-shadow .08s ease;
}
.cell.hidden:hover{transform:translateY(-1px);box-shadow:0 3px 0 #e8d0ae;border-color:#e3c39a;}
.cell.hidden:active{transform:translateY(1px);box-shadow:none;}

.cell.flagged{font-family:var(--emoji);font-size:calc(var(--cell) * .5);}

/* A dug square has to be obvious at a glance next to a covered one, so it goes
   clearly darker and sunken rather than a shade off the same cream. */
.cell.open{
  border-radius:calc(var(--cell) * .1);
  background:#e7d4b6;
  border:1px solid #d8c29c;
  box-shadow:inset 0 2px 3px rgba(110,72,32,.20);
  cursor:default;
}
/* a satisfied number invites a chord click, so let it look clickable */
.cell.open.chordable{cursor:pointer;}
.cell.open.chordable:hover{background:#dfc7a1;}

/* classic number colours, nudged warm to sit on the cream board */
.cell.n1{color:#2b6fd6}
.cell.n2{color:#2f8f4e}
.cell.n3{color:#d63f4e}
.cell.n4{color:#6b3fae}
.cell.n5{color:#a8541a}
.cell.n6{color:#1f8f9e}
.cell.n7{color:#4a382a}
.cell.n8{color:#6b6259}

.cell.mine{
  font-family:var(--emoji);font-size:calc(var(--cell) * .54);
  background:#ffe3e6;border-color:#f4b3bb;
}
.cell.boom{
  background:linear-gradient(180deg,#ff8b96,#f8465f);
  border-color:#e02b44;
  animation:boom .45s cubic-bezier(.34,1.56,.64,1);
}
@keyframes boom{
  0%{transform:scale(1)}
  40%{transform:scale(1.35)}
  100%{transform:scale(1)}
}
/* a flag that turned out to be wrong */
.cell.wrong{background:#f3e4e6;border-color:#e0bcc1;}
.cell.wrong::after{
  content:'✕';position:absolute;inset:0;display:grid;place-items:center;
  color:#d62b3f;font-size:calc(var(--cell) * .72);font-weight:900;
}

.cell.hint{
  animation:hintPop .8s ease-in-out infinite;
  border-color:var(--accent) !important;
  z-index:2;
}
@keyframes hintPop{
  0%,100%{box-shadow:0 0 0 0 rgba(47,158,143,.6), 0 2px 0 #e8d0ae;}
  50%{box-shadow:0 0 0 7px rgba(47,158,143,0), 0 2px 0 #e8d0ae;transform:scale(1.09);}
}

.cell.cursor{outline:2.5px solid var(--accent);outline-offset:1px;z-index:3;}

/* pause hides the field rather than just dimming it */
#grid.blurred{filter:blur(9px) saturate(.5);pointer-events:none;}

/* ---------------- Overlay ---------------- */
.overlay{
  position:absolute;inset:0;z-index:20;display:none;place-items:center;
  background:rgba(45,58,54,.48);backdrop-filter:blur(6px);padding:1.25rem;
}
.overlay.show{display:grid;animation:fadeIn .22s ease;}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

.panel{
  width:min(430px,100%);background:var(--card);border-radius:22px;padding:2rem 1.75rem 1.6rem;
  text-align:center;box-shadow:var(--shadow-l);border:1.5px solid var(--line);
  animation:panelIn .3s cubic-bezier(.34,1.4,.64,1);
  max-height:100%;overflow-y:auto;
}
@keyframes panelIn{from{transform:scale(.85) translateY(18px);opacity:0}to{transform:none;opacity:1}}

.ov-icon{font-size:3.4rem;font-family:var(--emoji);line-height:1;}
.panel h2{margin:.5rem 0 .35rem;font-size:1.7rem;}
.ov-text{margin:0 0 1.1rem;color:var(--ink-soft);font-size:.95rem;line-height:1.5;}

.ov-scores{display:grid;gap:.4rem;margin-bottom:1.3rem;}
.ov-row{
  display:flex;justify-content:space-between;padding:.55rem .85rem;
  background:#fdf6ea;border:1px solid var(--line);border-radius:10px;font-size:.92rem;
}
.ov-row span:last-child{font-weight:800;font-variant-numeric:tabular-nums;}
.ov-row.total{background:linear-gradient(180deg,#e8f6f2,#d6ece5);border-color:#b6ddd1;font-size:1.05rem;}
.ov-row.total span:last-child{color:var(--accent-d);}
.ov-row.record{background:linear-gradient(180deg,#fff2dc,#ffe6c4);border-color:#f2cfa4;}
.ov-row.record span:last-child{color:#c1571f;}

.ov-keys{display:grid;gap:.3rem;margin:0 0 1.2rem;text-align:left;font-size:.82rem;color:var(--ink-soft);}
.ov-keys div{display:flex;justify-content:space-between;gap:1rem;}
.ov-keys kbd{
  font-family:inherit;font-size:.74rem;font-weight:800;color:var(--ink);
  background:#f7f0e4;border:1px solid var(--line);border-bottom-width:2px;
  border-radius:6px;padding:.1rem .4rem;
}

.ov-buttons{display:flex;gap:.6rem;justify-content:center;flex-wrap:wrap;}

/* ---------------- Responsive ---------------- */
@media (max-width:720px){
  .hud-stats{gap:.9rem;}
  .stat-value{font-size:1rem;}
  .tool-txt{display:none;}
  .tool-btn{padding:.42rem .5rem;}
  .hud-stage-name{display:none;}
  #frame{padding:5px;border-radius:12px;}
  #boardArea{padding:.35rem;}
}
@media (max-width:420px){
  .hud-stats{gap:.7rem;}
  .stat-label{font-size:.55rem;}
  .menu-inner{padding:1.4rem 1rem 2.5rem;}
  .stage-card{gap:.7rem;padding:.75rem .85rem;}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important;}
}