*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Manrope',sans-serif;background:#000;color:#fff;min-height:100vh;padding:40px 20px 90px}
.container{max-width:560px;margin:0 auto}
.nav{display:flex;justify-content:space-between;align-items:center;margin-bottom:36px}
.nav-back{font-size:11px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.3);text-decoration:none}
.nav-back:hover{color:rgba(255,255,255,.7)}
.nav-label{font-size:11px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:rgba(255,255,255,.15)}

.page-tag{font-size:10px;font-weight:700;letter-spacing:3px;text-transform:uppercase;margin-bottom:12px;transition:color .2s}
h1{font-size:clamp(26px,6vw,36px);font-weight:800;letter-spacing:-1px;margin-bottom:10px}
.intro{font-size:13px;color:rgba(255,255,255,.45);line-height:1.7;max-width:480px;margin-bottom:6px}
.category-tag{font-size:11px;font-weight:700;letter-spacing:.5px;padding:4px 10px;border-radius:6px;display:inline-block;margin-top:10px}

.meta{display:flex;flex-wrap:wrap;gap:16px;margin:22px 0 24px;font-size:11px;color:rgba(255,255,255,.4)}
.meta b{font-weight:700}

.bk-card{border:1px solid rgba(255,255,255,.08);border-radius:12px;padding:18px;margin-bottom:18px;background:rgba(255,255,255,.02)}
.bk-card-label{font-size:10px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,.3);margin-bottom:12px}

.bk-pop-stat{font-size:22px;font-weight:800;letter-spacing:-.5px;margin-bottom:2px}
.bk-pop-label{font-size:10px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:rgba(255,255,255,.35);margin-bottom:16px}

.bk-treemap{position:relative;width:100%;aspect-ratio:5/4;margin-bottom:14px;overflow:hidden}
.bk-treemap-rect{position:absolute;box-sizing:border-box;border:1.5px solid rgba(255,255,255,.9);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;overflow:hidden;padding:2px;cursor:pointer;transition:opacity .2s}
.bk-treemap-rect:hover{opacity:.85}
.bk-treemap-name{font-family:'Manrope',sans-serif;font-weight:700;color:#1a1a1a;line-height:1.15;white-space:nowrap;pointer-events:none}
.bk-treemap-pct{font-family:'Manrope',sans-serif;font-weight:400;color:#1a1a1a;line-height:1.15;pointer-events:none}

.bk-guess-form{display:flex;gap:8px;margin-bottom:6px}
.bk-guess-input-wrap{position:relative;flex:1;min-width:0}
input#bk-guess-input{width:100%;padding:12px 14px;border-radius:8px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.04);color:#fff;font-family:'Manrope',sans-serif;font-size:14px}
input#bk-guess-input:focus{outline:none;border-color:rgba(255,255,255,.35)}
input#bk-guess-input.shake{animation:shk .3s;border-color:rgba(251,113,133,.6)}
.bk-guess-dropdown{display:none;position:absolute;top:calc(100% + 4px);left:0;right:0;background:#0a0a0a;border:1px solid rgba(255,255,255,.15);border-radius:8px;overflow-y:auto;max-height:220px;z-index:10}
.bk-guess-dropdown-item{padding:10px 14px;font-size:13.5px;color:#fff;cursor:pointer}
.bk-guess-dropdown-item:hover,.bk-guess-dropdown-item.active{background:rgba(255,255,255,.1)}
@keyframes shk{0%,100%{transform:translateX(0)}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
button#bk-guess-submit{font-family:'Manrope',sans-serif;font-size:12px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;border:1px solid;border-radius:8px;padding:0 18px;cursor:pointer;white-space:nowrap}
button#bk-guess-submit:disabled{opacity:.3;cursor:default}
.bk-form-err{font-size:11.5px;color:rgba(251,113,133,.85);height:16px;margin-bottom:12px}
.bk-guesses-left{font-size:11px;color:rgba(255,255,255,.35);margin-bottom:14px}

.bk-guess-row{border:1px solid rgba(255,255,255,.08);border-radius:8px;padding:10px 12px;margin-bottom:8px}
.bk-guess-row .bk-gname{font-size:13.5px;font-weight:700;margin-bottom:8px}
.bk-signals{display:flex;flex-wrap:wrap;gap:6px}
.bk-sig{font-size:10.5px;font-weight:700;letter-spacing:.3px;padding:4px 8px;border-radius:6px;color:rgba(255,255,255,.6);background:rgba(255,255,255,.06)}
.bk-sig-win{color:#4ADE80;background:rgba(74,222,128,.14)}

.bk-reveal{text-align:center;padding:22px 18px}
.bk-reveal .bk-flag{font-size:52px;line-height:1;margin-bottom:8px}
.bk-reveal .bk-name{font-size:22px;font-weight:800;letter-spacing:-.5px;margin-bottom:4px}
.bk-reveal .bk-sub{font-size:12px;color:rgba(255,255,255,.4);margin-bottom:18px}
.bk-reveal .bk-result{font-size:14px;font-weight:700;margin-bottom:16px}
.bk-reveal .bk-result.win{color:#4ADE80}
.bk-reveal .bk-result.lose{color:rgba(251,113,133,.85)}
.bk-share-grid{font-size:20px;line-height:1.5;white-space:pre;font-family:ui-monospace,Menlo,monospace;margin-bottom:16px;letter-spacing:2px}
.bk-share-btn{font-family:'Manrope',sans-serif;font-size:12px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:#000;border:none;border-radius:8px;padding:11px 20px;cursor:pointer}

.bk-lk-card{text-align:left}
.bk-lk-phrase{font-size:16px;font-weight:700;margin-bottom:8px}
.bk-lk-translation{font-size:13px;font-weight:500;color:rgba(255,255,255,.4)}
.bk-lk-fact{font-size:13px;line-height:1.6;color:rgba(255,255,255,.75);margin-bottom:10px}
.bk-lk-source{font-size:10px;font-weight:600;letter-spacing:.5px;text-transform:uppercase;color:rgba(255,255,255,.35)}
.bk-lk-source:hover{color:rgba(255,255,255,.6)}

.foot{margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.06);font-size:11px;color:rgba(255,255,255,.3);line-height:1.7;text-align:center}
.foot a{color:rgba(255,255,255,.5)}
.loading{text-align:center;color:rgba(255,255,255,.3);font-size:13px;padding:40px 0}