:root{
  --koh-bg:#07152D;--koh-bg2:#0B2146;--koh-panel:#101D38;--koh-blue:#1478FF;--koh-blue2:#4C5EFF;
  --koh-green:#18D66B;--koh-green2:#42E98A;--koh-gold:#F6B91A;--koh-gold2:#FFD75A;
  --koh-red:#FF3D57;--koh-red2:#D71940;--koh-purple:#8B5CF6;--koh-white:#FFFFFF;--koh-soft:#F4F7FC;
  --koh-text:#9FB0CA;--koh-muted:#7183A3;--koh-border:rgba(255,255,255,.11);--koh-shadow:0 30px 80px rgba(0,0,0,.34)
}
*{box-sizing:border-box}.koh-standalone-page{margin:0;background:var(--koh-bg)}.koh-app{position:relative;isolation:isolate;overflow:hidden;width:100%;min-height:100svh;margin:0;background:radial-gradient(circle at 12% 12%,rgba(20,120,255,.21),transparent 34%),radial-gradient(circle at 90% 20%,rgba(139,92,246,.18),transparent 30%),linear-gradient(145deg,#07152D 0%,#091A37 48%,#061126 100%);color:var(--koh-white);font-family:Inter,Sora,Poppins,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.koh-app *{box-sizing:border-box}.koh-app button,.koh-app input,.koh-app select{font:inherit}.koh-app button:focus-visible,.koh-app input:focus-visible,.koh-app select:focus-visible{outline:3px solid var(--koh-gold2);outline-offset:3px}.koh-bg-grid{position:absolute;inset:0;z-index:-3;opacity:.16;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:44px 44px;mask-image:linear-gradient(to bottom,black,transparent 80%)}.koh-bg-orb{position:absolute;z-index:-2;width:520px;height:520px;border-radius:50%;filter:blur(100px);opacity:.22;pointer-events:none}.koh-bg-orb-a{left:-300px;top:180px;background:var(--koh-blue)}.koh-bg-orb-b{right:-320px;bottom:60px;background:var(--koh-purple)}
.koh-floating-tools{position:fixed;z-index:60;right:max(16px,env(safe-area-inset-right));top:max(16px,env(safe-area-inset-top));display:flex;gap:10px}.koh-round-btn{width:48px;height:48px;border:1px solid rgba(255,255,255,.13);border-radius:15px;background:rgba(8,22,49,.76);color:#fff;box-shadow:0 10px 30px rgba(0,0,0,.22);backdrop-filter:blur(16px);cursor:pointer;transition:.2s ease}.koh-round-btn:hover{transform:translateY(-2px);background:rgba(20,120,255,.35)}
.koh-stage{width:min(1240px,100%);margin:auto;padding:clamp(26px,4vw,58px) clamp(18px,4vw,54px) 60px}.koh-view{display:none;animation:kohFade .3s ease}.koh-view.is-active{display:block}.koh-kicker{font-size:12px;font-weight:900;letter-spacing:.18em;color:var(--koh-gold2);text-transform:uppercase}.koh-hero-grid{min-height:650px;display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(30px,5vw,74px);align-items:center;padding-top:24px}.koh-hero-copy{max-width:710px}.koh-wordmark{margin:15px 0 8px;line-height:.84;text-transform:uppercase}.koh-wordmark span{display:block;font-weight:900;font-size:clamp(52px,8vw,112px);letter-spacing:-.065em;color:#fff;text-shadow:0 16px 50px rgba(20,120,255,.25)}.koh-wordmark strong{display:block;font-weight:950;font-size:clamp(54px,8.3vw,118px);letter-spacing:-.07em;background:linear-gradient(100deg,#fff 0%,#8BC5FF 42%,#C1B7FF 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.koh-hero-copy h1{font-size:clamp(24px,3.2vw,42px);line-height:1.1;margin:22px 0 12px;color:#E8F1FF;letter-spacing:-.03em}.koh-hero-lead{font-size:clamp(16px,1.7vw,20px);line-height:1.7;color:var(--koh-text);max-width:690px}.koh-format-pill{display:inline-flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;padding:10px 14px;border:1px solid rgba(246,185,26,.25);border-radius:999px;background:rgba(246,185,26,.08);font-size:13px;font-weight:800;color:#F8E8B6}.koh-format-pill i{color:var(--koh-gold);font-style:normal}.koh-winner-note{margin-top:12px;color:#D6E7FF;font-size:14px;line-height:1.6}.koh-winner-note strong{color:#FFD75A}.koh-winner-note-compact{text-align:center;margin:14px auto 0;max-width:560px}.koh-hero-actions,.koh-result-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.koh-cta{appearance:none;border:0;border-radius:16px;min-height:54px;padding:0 22px;font-weight:900;font-size:14px;letter-spacing:.025em;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,filter .18s ease}.koh-cta:hover{transform:translateY(-2px);filter:brightness(1.04)}.koh-cta:active{transform:translateY(0) scale(.99)}.koh-cta-primary{background:linear-gradient(135deg,var(--koh-green),var(--koh-green2));color:#042515;box-shadow:0 12px 34px rgba(24,214,107,.28)}.koh-cta-secondary{background:linear-gradient(135deg,var(--koh-blue),var(--koh-blue2));color:#fff;box-shadow:0 12px 34px rgba(20,120,255,.3)}.koh-cta-ghost{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);color:#fff}.koh-full{width:100%}.koh-disclosure{margin-top:18px;color:var(--koh-muted);font-size:11px;letter-spacing:.02em}.koh-hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:540px}.koh-portrait-frame{position:relative;width:min(470px,100%);aspect-ratio:4/5;border-radius:34px;overflow:hidden;background:radial-gradient(circle at 50% 24%,rgba(36,125,255,.28),transparent 36%),linear-gradient(145deg,#102853,#07152D 72%);border:1px solid rgba(255,255,255,.18);box-shadow:0 34px 90px rgba(0,0,0,.42),0 0 0 1px rgba(20,120,255,.08) inset}.koh-portrait-frame::before{content:"";position:absolute;inset:0;z-index:2;background:linear-gradient(to top,rgba(7,21,45,.88) 0%,transparent 38%),linear-gradient(135deg,rgba(20,120,255,.14),transparent 55%);pointer-events:none}.koh-portrait-frame img{width:100%;height:100%;object-fit:contain;object-position:center top;display:block;background:linear-gradient(145deg,#0B2146,#07152D)}.koh-portrait-topline{position:absolute;left:18px;right:18px;top:18px;z-index:5;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:9px 12px;border:1px solid rgba(255,255,255,.15);border-radius:13px;background:rgba(7,21,45,.56);backdrop-filter:blur(14px);font-size:9px;font-weight:900;letter-spacing:.13em;color:#CDE1FF}.koh-portrait-topline b{font-size:12px;color:#FFD75A}.koh-portrait-caption{position:absolute;z-index:5;left:24px;right:24px;bottom:22px;display:flex;align-items:flex-end;justify-content:space-between;gap:12px}.koh-portrait-caption strong{font-size:14px;letter-spacing:.08em}.koh-portrait-caption span{font-size:9px;color:#AEC3E0;letter-spacing:.04em;text-align:right}.koh-portrait-placeholder{position:absolute;inset:0;display:grid;place-content:center;text-align:center;padding:40px;background:radial-gradient(circle at 50% 35%,rgba(20,120,255,.36),transparent 30%),linear-gradient(145deg,#0B2146,#07152D)}.koh-portrait-placeholder span{font-size:clamp(70px,10vw,130px);font-weight:950;letter-spacing:-.08em;color:rgba(255,255,255,.92)}.koh-portrait-placeholder small{max-width:260px;color:var(--koh-text);line-height:1.5}.koh-portrait-glow{position:absolute;inset:auto 7% 2% 7%;height:18%;background:var(--koh-blue);filter:blur(48px);opacity:.4}.koh-live-badge{position:absolute;left:0;bottom:46px;z-index:4;display:flex;align-items:center;gap:9px;padding:11px 15px;border-radius:14px;background:rgba(7,21,45,.86);border:1px solid rgba(255,255,255,.13);font-weight:900;font-size:12px;letter-spacing:.09em;box-shadow:0 18px 45px rgba(0,0,0,.28);backdrop-filter:blur(16px)}.koh-live-badge span,.koh-live-dot{width:9px;height:9px;border-radius:50%;background:var(--koh-red);box-shadow:0 0 14px rgba(255,61,87,.9);display:inline-block;animation:kohLive 1.2s infinite}
.koh-flips{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:8px 0 22px}.koh-flip{height:160px;border:0;background:none;color:#fff;perspective:1000px;cursor:pointer;padding:0}.koh-flip-inner{position:relative;display:block;width:100%;height:100%;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.2,.7,.2,1)}.koh-flip:hover .koh-flip-inner,.koh-flip.is-flipped .koh-flip-inner{transform:rotateY(180deg)}.koh-flip-front,.koh-flip-back{position:absolute;inset:0;backface-visibility:hidden;border:1px solid rgba(255,255,255,.12);border-radius:22px;background:linear-gradient(145deg,rgba(16,29,56,.95),rgba(8,23,50,.95));box-shadow:0 18px 44px rgba(0,0,0,.18);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:18px}.koh-flip-front b{font-size:38px;line-height:1;color:#fff}.koh-flip-front small{margin-top:8px;color:#AFC9FF;font-weight:900;letter-spacing:.07em}.koh-flip-front em{margin-top:8px;font-size:10px;color:var(--koh-muted);font-style:normal}.koh-flip-back{transform:rotateY(180deg);background:linear-gradient(145deg,#113C81,#0B2146);line-height:1.55;color:#EAF2FF;font-weight:700}.koh-live-panel{border:1px solid var(--koh-border);border-radius:22px;overflow:hidden;background:rgba(9,24,52,.62);backdrop-filter:blur(12px);box-shadow:0 20px 52px rgba(0,0,0,.14)}.koh-live-panel-title{display:flex;align-items:center;gap:10px;padding:14px 17px;border-bottom:1px solid var(--koh-border);color:#E5EEFF}.koh-live-panel-title b{font-size:12px;letter-spacing:.1em}.koh-live-panel-title small{margin-left:auto;color:var(--koh-text)}.koh-live-strip{display:grid;grid-template-columns:repeat(4,1fr)}.koh-live-strip>div{text-align:center;padding:20px 12px;border-right:1px solid var(--koh-border)}.koh-live-strip>div:last-child{border-right:0}.koh-live-strip strong{display:block;font-size:clamp(24px,3vw,36px);line-height:1;font-weight:950}.koh-live-strip span{display:block;margin-top:7px;color:var(--koh-text);font-size:12px}
.koh-panel,.koh-ready-card,.koh-result-card,.koh-timeup-card{width:min(760px,100%);margin:clamp(30px,7vh,78px) auto 0;padding:clamp(24px,4vw,42px);border:1px solid rgba(255,255,255,.13);border-radius:28px;background:linear-gradient(145deg,rgba(16,29,56,.96),rgba(7,21,45,.96));box-shadow:var(--koh-shadow);backdrop-filter:blur(20px)}.koh-register-panel{width:min(600px,100%)}.koh-panel-mark{width:58px;height:58px;margin:0 auto 12px;display:grid;place-items:center;border-radius:17px;background:linear-gradient(135deg,var(--koh-blue),var(--koh-purple));font-weight:950;letter-spacing:-.05em;box-shadow:0 12px 30px rgba(20,120,255,.28)}.koh-panel h2,.koh-register-panel h2,.koh-confirm-card h2{margin:8px 0;text-align:center;font-size:clamp(30px,4vw,44px);letter-spacing:-.04em}.koh-panel>p,.koh-register-panel>p,.koh-confirm-card>p{text-align:center;color:var(--koh-text);line-height:1.65}.koh-register-panel .koh-kicker,.koh-confirm-card .koh-kicker{text-align:center}.koh-register-panel label{display:block;margin:15px 0;font-weight:800;color:#DDE8FC}.koh-register-panel label>span{display:block;margin-bottom:7px}.koh-register-panel label em{font-style:normal;color:var(--koh-muted);font-weight:600}.koh-register-panel input,.koh-register-panel select{width:100%;min-height:52px;padding:0 15px;border:1px solid rgba(255,255,255,.12);border-radius:13px;background:#F4F7FC;color:#0D1C38;font-size:16px}.koh-register-panel input::placeholder{color:#8190A8}.koh-check{display:flex!important;gap:10px;align-items:flex-start}.koh-check input{width:auto;min-height:auto;margin-top:4px}.koh-check span{margin:0!important;color:var(--koh-text);font-weight:600;line-height:1.5}.koh-text-btn{border:0;background:transparent;color:#AEC3E9;font-weight:800;cursor:pointer;padding:12px 0}.koh-confirm-card{text-align:center}.koh-success-ring{width:86px;height:86px;border-radius:50%;display:grid;place-items:center;margin:0 auto 16px;background:rgba(24,214,107,.12);border:2px solid rgba(24,214,107,.65);color:var(--koh-green2);font-size:44px;box-shadow:0 0 34px rgba(24,214,107,.16)}.koh-confirm-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:24px 0}.koh-confirm-stats>div{padding:15px 10px;border:1px solid var(--koh-border);border-radius:16px;background:rgba(255,255,255,.04)}.koh-confirm-stats b{display:block;font-size:26px}.koh-confirm-stats span{display:block;color:var(--koh-text);font-size:11px;margin-top:5px}
.koh-ready-card{text-align:center;max-width:850px;padding:clamp(54px,8vw,90px) 24px;background:radial-gradient(circle at 50% 45%,rgba(76,94,255,.5),rgba(7,21,45,.98) 58%)}.koh-ready-number{font-size:clamp(120px,24vw,250px);font-weight:950;line-height:.95;text-shadow:0 0 18px rgba(255,255,255,.7),0 0 55px rgba(20,120,255,.65),0 0 90px rgba(139,92,246,.5)}.koh-ready-card h2{font-size:clamp(24px,4vw,38px);color:var(--koh-gold2);letter-spacing:.06em}.koh-wave{height:42px;display:flex;align-items:center;justify-content:center;gap:5px;margin:14px 0}.koh-wave i{width:4px;height:12px;background:#72DAFF;border-radius:10px;animation:kohWave .8s infinite alternate}.koh-wave i:nth-child(2n){height:26px;animation-delay:.14s}.koh-wave i:nth-child(3n){height:36px;animation-delay:.28s}
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.koh-timeup-card,.koh-result-card{text-align:center}.koh-clock-big{font-size:88px;filter:drop-shadow(0 0 18px rgba(255,61,87,.55))}.koh-timeup-card h2{margin:10px 0 4px;font-size:clamp(48px,8vw,84px);color:#FF7D91;letter-spacing:-.05em}.koh-timeup-card p{color:var(--koh-text)}.koh-loader{height:9px;margin-top:24px;border-radius:999px;overflow:hidden;background:#172C50}.koh-loader span{display:block;width:42%;height:100%;background:linear-gradient(90deg,var(--koh-blue),#63DFFF);animation:kohLoad 1s infinite}.koh-crown-result{font-size:68px;line-height:1;color:var(--koh-gold2);filter:drop-shadow(0 0 20px rgba(246,185,26,.38));animation:kohCrown 1.2s ease-in-out infinite alternate}.koh-result-card.is-perfect{border-color:rgba(246,185,26,.45);box-shadow:0 30px 90px rgba(246,185,26,.08),0 30px 80px rgba(0,0,0,.32)}.koh-score{margin:18px 0 6px;font-size:clamp(80px,15vw,152px);font-weight:950;line-height:.92;letter-spacing:-.07em;background:linear-gradient(180deg,#fff,#8EBFFF);-webkit-background-clip:text;background-clip:text;color:transparent}.koh-result-card.is-perfect .koh-score{background:linear-gradient(180deg,#FFF8D9,var(--koh-gold2));-webkit-background-clip:text;background-clip:text}.koh-official-label{font-size:10px;letter-spacing:.14em;color:var(--koh-muted);font-weight:900}.koh-official-time{margin:5px 0 0;font-size:22px;font-variant-numeric:tabular-nums}.koh-ranks{display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:560px;margin:24px auto}.koh-ranks>div{padding:17px;border:1px solid rgba(246,185,26,.22);border-radius:16px;background:rgba(255,255,255,.04)}.koh-ranks span{display:block;color:var(--koh-text);font-size:11px}.koh-ranks b{display:block;margin-top:4px;font-size:32px;color:var(--koh-gold2)}.koh-result-actions{justify-content:center}.koh-disclosure-result{text-align:center}
.koh-board-panel{width:min(1080px,100%)}.koh-board-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.koh-board-head h2{text-align:left;margin:6px 0 2px;font-size:42px}.koh-board-head p{margin:0;color:var(--koh-text)}.koh-table-wrap{margin-top:22px;overflow:auto;border:1px solid var(--koh-border);border-radius:18px}.koh-table{width:100%;border-collapse:collapse;min-width:680px}.koh-table th,.koh-table td{padding:14px 15px;border-bottom:1px solid var(--koh-border);text-align:left}.koh-table th{font-size:11px;letter-spacing:.08em;color:#8FB9F7;text-transform:uppercase;background:rgba(255,255,255,.025)}.koh-table tr:last-child td{border-bottom:0}.koh-table .is-podium td{background:rgba(246,185,26,.035)}.koh-table .podium-1 td{background:rgba(246,185,26,.09)}.koh-council-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin:30px 0 14px}.koh-council-head h3{margin:0;font-size:28px}.koh-council-head p{margin:5px 0 0;color:var(--koh-text)}.koh-council-head select{min-height:44px;border:1px solid var(--koh-border);border-radius:12px;background:#0B2146;color:#fff;padding:0 12px}.koh-council-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.koh-council-card{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px;border:1px solid var(--koh-border);border-radius:15px;background:rgba(255,255,255,.035)}.koh-council-card>div:first-child strong{display:block}.koh-council-card>div:first-child span{display:block;margin-top:4px;color:var(--koh-text);font-size:11px}.koh-council-metrics{display:flex;gap:12px}.koh-council-metrics span{text-align:center}.koh-council-metrics b{display:block;color:#DCE9FF}.koh-council-metrics small{display:block;color:var(--koh-muted);font-size:9px}.koh-empty{color:var(--koh-text)}.koh-message-panel{text-align:center}
@keyframes kohFade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes kohPulse{50%{transform:scale(1.035);box-shadow:0 0 28px rgba(255,61,87,.35)}}@keyframes kohWave{to{height:38px;opacity:.5}}@keyframes kohCard{0%{transform:rotateY(-8deg) translateY(4px);opacity:.45}100%{transform:none;opacity:1}}@keyframes kohLoad{from{transform:translateX(-100%)}to{transform:translateX(260%)}}@keyframes kohLive{50%{opacity:.35;transform:scale(.8)}}@keyframes kohCrown{to{transform:translateY(-5px)}}
@media(max-width:900px){.koh-hero-grid{grid-template-columns:1fr;min-height:auto;padding-top:58px}.koh-hero-copy{text-align:center;margin:auto}.koh-format-pill{justify-content:center}.koh-hero-actions{justify-content:center}.koh-hero-visual{min-height:420px}.koh-portrait-frame{width:min(420px,86vw);height:480px;aspect-ratio:auto}.koh-live-badge{left:8%;bottom:30px}.koh-flips{grid-template-columns:1fr 1fr}.koh-council-grid{grid-template-columns:1fr}}
@media(max-width:640px){.koh-stage{padding:20px 14px 36px}.koh-floating-tools{top:max(10px,env(safe-area-inset-top));right:max(10px,env(safe-area-inset-right))}.koh-round-btn{width:43px;height:43px;border-radius:13px}.koh-hero-grid{padding-top:60px;gap:22px}.koh-wordmark span{font-size:64px}.koh-wordmark strong{font-size:66px}.koh-hero-copy h1{font-size:27px}.koh-hero-actions .koh-cta{width:100%}.koh-hero-visual{min-height:360px}.koh-portrait-frame{height:390px}.koh-flips{grid-template-columns:1fr 1fr;gap:9px}.koh-flip{height:138px}.koh-flip-front b{font-size:30px}.koh-live-panel-title{align-items:flex-start;flex-wrap:wrap}.koh-live-panel-title small{width:100%;margin-left:19px}.koh-live-strip{grid-template-columns:1fr 1fr}.koh-live-strip>div{border-bottom:1px solid var(--koh-border)}.koh-live-strip>div:nth-child(2n){border-right:0}.koh-live-strip>div:nth-last-child(-n+2){border-bottom:0}.koh-panel,.koh-ready-card,.koh-result-card,.koh-timeup-card{margin-top:58px;border-radius:22px;padding:22px 18px}.koh-confirm-stats{gap:7px}.koh-confirm-stats b{font-size:22px}.koh-ready-number{font-size:140px}.koh-quiz-brand{margin-top:50px}.koh-quiz-head{grid-template-columns:1fr auto;gap:10px}.koh-dots{gap:2px}.koh-dots span{height:4px}.koh-timer{min-width:98px;font-size:23px;padding:9px}.koh-question-card{padding:20px 14px;border-radius:20px}.koh-question-card h2{font-size:23px;margin-bottom:20px}.koh-options{grid-template-columns:1fr}.koh-option{min-height:66px}.koh-quiz-nav button{min-width:0;flex:1}.koh-ranks{grid-template-columns:1fr 1fr;gap:8px}.koh-result-actions .koh-cta{width:100%}.koh-board-head{flex-direction:column}.koh-board-head h2{font-size:34px}.koh-council-head{align-items:flex-start;flex-direction:column}.koh-council-head select{width:100%}.koh-council-card{align-items:flex-start;flex-direction:column}.koh-council-metrics{width:100%;justify-content:space-between}.koh-disclosure{text-align:center}}
@media(max-width:390px){.koh-flips{grid-template-columns:1fr}.koh-flip{height:120px}.koh-wordmark span{font-size:55px}.koh-wordmark strong{font-size:56px}.koh-portrait-frame{height:340px}.koh-confirm-stats{grid-template-columns:1fr}.koh-ranks{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){.koh-app *{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}.koh-flip:hover .koh-flip-inner{transform:none}}

/* v1.2 — Signature animated flip-card experience */
.koh-rule-zone{position:relative;margin:34px 0 26px;padding:clamp(22px,3vw,34px);border:1px solid rgba(255,255,255,.10);border-radius:30px;background:linear-gradient(145deg,rgba(10,28,59,.74),rgba(7,21,45,.48));box-shadow:0 24px 70px rgba(0,0,0,.18);backdrop-filter:blur(14px);overflow:hidden}
.koh-rule-zone::before{content:"";position:absolute;width:280px;height:280px;right:-110px;top:-150px;border-radius:50%;background:radial-gradient(circle,rgba(76,94,255,.22),transparent 68%);pointer-events:none}
.koh-rule-heading{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:20px}
.koh-rule-heading h2{margin:6px 0 5px;font-size:clamp(27px,3.2vw,42px);letter-spacing:-.04em;color:#fff}
.koh-rule-heading p{max-width:690px;margin:0;color:var(--koh-text);line-height:1.6}
.koh-rule-hint{flex:none;display:flex;align-items:center;gap:9px;padding:10px 13px;border:1px solid rgba(255,215,90,.22);border-radius:999px;background:rgba(246,185,26,.08);color:#FFE694;font-size:10px;font-weight:950;letter-spacing:.12em}
.koh-rule-hint span{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.08);font-size:15px;animation:kohSpinHint 2.4s ease-in-out infinite}
.koh-flips{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:0}
.koh-flip{--tilt-x:0deg;--tilt-y:0deg;position:relative;height:228px;border:0;background:none;color:#fff;perspective:1300px;cursor:pointer;padding:0;transform:perspective(1300px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));transform-style:preserve-3d;transition:transform .14s ease,filter .22s ease;will-change:transform}
.koh-flip:hover{filter:brightness(1.045)}
.koh-flip-inner{position:relative;display:block;width:100%;height:100%;transform-style:preserve-3d;transition:transform .72s cubic-bezier(.16,.82,.24,1);will-change:transform}
.koh-flip.is-flipped .koh-flip-inner,.koh-flip.is-demo-flipped .koh-flip-inner{transform:rotateY(180deg)}
.koh-flip-front,.koh-flip-back{position:absolute;inset:0;overflow:hidden;backface-visibility:hidden;-webkit-backface-visibility:hidden;border:1px solid rgba(255,255,255,.14);border-radius:25px;box-shadow:0 22px 48px rgba(0,0,0,.24);display:flex;flex-direction:column;align-items:flex-start;justify-content:flex-end;padding:22px;text-align:left}
.koh-flip-front::before,.koh-flip-back::before{content:"";position:absolute;inset:-60% auto auto -55%;width:150%;height:80%;transform:rotate(24deg);background:linear-gradient(90deg,transparent,rgba(255,255,255,.13),transparent);animation:kohCardShine 5.8s ease-in-out infinite;pointer-events:none}
.koh-flip-front::after{content:"";position:absolute;width:150px;height:150px;right:-66px;top:-70px;border-radius:50%;background:rgba(255,255,255,.11);box-shadow:0 0 0 28px rgba(255,255,255,.035),0 0 0 58px rgba(255,255,255,.018);pointer-events:none}
.koh-flip-blue .koh-flip-front{background:linear-gradient(145deg,#1478FF 0%,#214FC5 55%,#0A2A68 100%)}
.koh-flip-green .koh-flip-front{background:linear-gradient(145deg,#19C96C 0%,#0E8C4C 58%,#075032 100%)}
.koh-flip-purple .koh-flip-front{background:linear-gradient(145deg,#8B5CF6 0%,#6042C5 55%,#332273 100%)}
.koh-flip-gold .koh-flip-front{background:linear-gradient(145deg,#F6B91A 0%,#D9890C 58%,#76420A 100%)}
.koh-flip-blue .koh-flip-back{background:radial-gradient(circle at 85% 15%,rgba(20,120,255,.32),transparent 30%),linear-gradient(145deg,#101D38,#07152D)}
.koh-flip-green .koh-flip-back{background:radial-gradient(circle at 85% 15%,rgba(24,214,107,.27),transparent 30%),linear-gradient(145deg,#10283A,#07152D)}
.koh-flip-purple .koh-flip-back{background:radial-gradient(circle at 85% 15%,rgba(139,92,246,.28),transparent 30%),linear-gradient(145deg,#211A47,#07152D)}
.koh-flip-gold .koh-flip-back{background:radial-gradient(circle at 85% 15%,rgba(246,185,26,.26),transparent 30%),linear-gradient(145deg,#302716,#07152D)}
.koh-flip-back{transform:rotateY(180deg);justify-content:center;border-color:rgba(255,255,255,.16)}
.koh-flip-icon{position:absolute;left:20px;top:20px;display:grid;place-items:center;width:48px;height:48px;border:1px solid rgba(255,255,255,.25);border-radius:15px;background:rgba(7,21,45,.18);box-shadow:inset 0 1px rgba(255,255,255,.14);font-size:20px;font-weight:950;backdrop-filter:blur(8px);transition:transform .28s ease}
.koh-flip:hover .koh-flip-icon{transform:translateY(-3px) rotate(-5deg)}
.koh-flip-front b{position:relative;z-index:2;font-size:clamp(42px,4vw,58px);line-height:.9;color:#fff;letter-spacing:-.055em;text-shadow:0 8px 25px rgba(0,0,0,.18)}
.koh-flip-front small{position:relative;z-index:2;margin-top:9px;color:rgba(255,255,255,.94);font-size:12px;font-weight:950;letter-spacing:.10em}
.koh-flip-front em{position:relative;z-index:2;display:flex;align-items:center;gap:6px;margin-top:14px;color:rgba(255,255,255,.74);font-size:10px;font-weight:800;letter-spacing:.04em;font-style:normal}
.koh-flip-front em span{display:inline-block;font-size:14px;animation:kohMiniTurn 2s ease-in-out infinite}
.koh-flip-back-kicker{position:relative;z-index:2;color:#91BDFB;font-size:10px;font-weight:950;letter-spacing:.14em}
.koh-flip-back strong{position:relative;z-index:2;display:block;margin:8px 0 10px;font-size:clamp(17px,1.55vw,21px);line-height:1.18;color:#fff;letter-spacing:-.02em}
.koh-flip-back p{position:relative;z-index:2;margin:0;color:#C7D8F1;font-size:13px;font-weight:650;line-height:1.55}
.koh-flip-back em{position:relative;z-index:2;margin-top:15px;color:#7FA8E2;font-size:9px;font-style:normal;font-weight:900;letter-spacing:.08em}
.koh-flip::after{content:"";position:absolute;inset:auto 12% -9px 12%;height:18px;border-radius:50%;background:#000;filter:blur(15px);opacity:.22;transition:opacity .25s ease,transform .25s ease;z-index:-1}
.koh-flip:hover::after{opacity:.34;transform:scaleX(1.07)}
.koh-flip.is-flipped{filter:brightness(1.06)}

/* More game-like question card motion */
.koh-question-shell{perspective:1500px;transform-style:preserve-3d}
.koh-question-shell.is-flipping .koh-question-card{animation:kohQuestionEnter .42s cubic-bezier(.18,.78,.24,1)}
.koh-question-card{transform-style:preserve-3d;will-change:transform,opacity}
.koh-option{position:relative;overflow:hidden}
.koh-option::after{content:"";position:absolute;inset:0;transform:translateX(-120%);background:linear-gradient(100deg,transparent,rgba(255,255,255,.20),transparent);transition:transform .5s ease;pointer-events:none}
.koh-option:hover::after,.koh-option.is-selected::after{transform:translateX(120%)}

@keyframes kohSpinHint{0%,100%{transform:rotate(0deg)}45%,55%{transform:rotate(180deg)}}
@keyframes kohMiniTurn{0%,100%{transform:rotate(0deg)}45%,55%{transform:rotate(180deg)}}
@keyframes kohCardShine{0%,62%{transform:translateX(-18%) rotate(24deg);opacity:0}72%{opacity:1}88%,100%{transform:translateX(100%) rotate(24deg);opacity:0}}
@keyframes kohQuestionEnter{0%{transform:rotateY(-16deg) translateX(26px) scale(.965);opacity:.2}60%{transform:rotateY(2deg) translateX(-2px) scale(1.005);opacity:1}100%{transform:none;opacity:1}}

@media(max-width:900px){.koh-rule-heading{align-items:flex-start}.koh-flips{grid-template-columns:1fr 1fr}.koh-flip{height:218px}}
@media(max-width:640px){.koh-rule-zone{margin-top:26px;padding:20px 14px;border-radius:24px}.koh-rule-heading{display:block;text-align:center;margin-bottom:16px}.koh-rule-heading p{font-size:13px}.koh-rule-hint{width:max-content;margin:13px auto 0}.koh-flips{grid-template-columns:1fr 1fr;gap:10px}.koh-flip{height:190px}.koh-flip-front,.koh-flip-back{padding:16px;border-radius:20px}.koh-flip-icon{left:14px;top:14px;width:40px;height:40px;border-radius:12px;font-size:16px}.koh-flip-front b{font-size:40px}.koh-flip-front small{font-size:9px}.koh-flip-front em{font-size:8px}.koh-flip-back strong{font-size:15px}.koh-flip-back p{font-size:11px;line-height:1.43}.koh-flip-back em{font-size:8px}}
@media(max-width:390px){.koh-flips{grid-template-columns:1fr}.koh-flip{height:176px}.koh-flip-front b{font-size:44px}.koh-flip-back p{font-size:12px}}
@media(prefers-reduced-motion:reduce){.koh-flip{transform:none!important}.koh-flip-front::before,.koh-flip-back::before,.koh-rule-hint span,.koh-flip-front em span{animation:none!important}}


/* v1.4 — premium portrait + local podium winners */
.koh-local-winners{margin:28px 0;padding:clamp(20px,3vw,30px);border:1px solid rgba(255,255,255,.11);border-radius:28px;background:radial-gradient(circle at 50% 0%,rgba(246,185,26,.11),transparent 38%),linear-gradient(145deg,rgba(16,29,56,.84),rgba(7,21,45,.72));box-shadow:0 24px 65px rgba(0,0,0,.22)}
.koh-local-winners-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:24px}.koh-local-winners-head h3{font-size:clamp(25px,3vw,38px);margin:6px 0;color:#fff;letter-spacing:-.035em}.koh-local-winners-head p{margin:0;color:var(--koh-text)}.koh-local-winners-head select{min-width:260px;min-height:48px;padding:0 14px;border:1px solid rgba(255,255,255,.15);border-radius:14px;background:#0B2146;color:#fff;font-weight:800}
.koh-local-podium{display:grid;grid-template-columns:1fr 1.08fr 1fr;align-items:end;gap:14px;min-height:245px}.koh-podium-slot{position:relative;overflow:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:190px;padding:22px 14px;border:1px solid rgba(255,255,255,.13);border-radius:24px;background:linear-gradient(145deg,rgba(255,255,255,.075),rgba(255,255,255,.025));box-shadow:0 20px 42px rgba(0,0,0,.19)}.koh-podium-slot::after{content:"";position:absolute;inset:auto 16% -28px;height:64px;border-radius:50%;filter:blur(28px);opacity:.4}.koh-podium-slot.podium-first{min-height:230px;border-color:rgba(255,215,90,.35);background:radial-gradient(circle at 50% 5%,rgba(255,215,90,.18),transparent 42%),linear-gradient(145deg,rgba(83,62,10,.48),rgba(16,29,56,.92));transform:translateY(-6px)}.koh-podium-slot.podium-first::after{background:#F6B91A}.koh-podium-slot.podium-second::after{background:#B9C7DD}.koh-podium-slot.podium-third::after{background:#CD7F32}.koh-medal{font-size:42px;filter:drop-shadow(0 10px 18px rgba(0,0,0,.25))}.koh-podium-slot b{margin-top:6px;font-size:10px;letter-spacing:.13em;color:var(--koh-gold2)}.koh-podium-slot strong{margin-top:13px;font-size:17px;color:#fff}.koh-podium-slot small{margin-top:8px;color:#AFC2DE;font-weight:800}.koh-podium-slot.podium-first strong{font-size:20px}

@media(max-width:640px){
  .koh-portrait-frame{height:auto!important;aspect-ratio:4/5;max-height:none}.koh-portrait-frame img{object-fit:contain!important;object-position:center top!important}.koh-portrait-caption{left:16px;right:16px;bottom:16px}.koh-portrait-caption span{display:none}.koh-portrait-topline{left:14px;right:14px;top:14px}
  .koh-local-winners-head{display:block}.koh-local-winners-head select{width:100%;min-width:0;margin-top:14px}.koh-local-podium{grid-template-columns:1fr;align-items:stretch;min-height:0}.koh-podium-slot,.koh-podium-slot.podium-first{min-height:150px;transform:none}.koh-podium-slot.podium-first{order:-1}.koh-podium-slot.podium-second{order:2}.koh-podium-slot.podium-third{order:3}
}
@media(max-width:640px) and (hover:none){
  .koh-flip{animation:kohMobileFloat 3.8s ease-in-out infinite}.koh-flip:nth-child(2){animation-delay:.28s}.koh-flip:nth-child(3){animation-delay:.56s}.koh-flip:nth-child(4){animation-delay:.84s}.koh-flip.is-flipped{animation:none;transform:perspective(1300px) scale(1.025)}.koh-flip:active{transform:perspective(1300px) scale(.975)}.koh-flip-front{box-shadow:0 24px 50px rgba(0,0,0,.34),0 0 28px rgba(20,120,255,.10)}.koh-flip-front em{padding:6px 9px;border-radius:999px;background:rgba(0,0,0,.14);border:1px solid rgba(255,255,255,.13)}
}
@keyframes kohMobileFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}


/* v1.5 — premium game-show CTA, urgency and audio-ready experience */
.koh-start-teaser{
  min-height:28px;margin-top:18px;display:inline-flex;align-items:center;gap:8px;
  color:#FFD75A;font-size:clamp(14px,1.4vw,17px);font-weight:900;letter-spacing:.025em;
  transition:opacity .22s ease,transform .22s ease;text-shadow:0 0 24px rgba(246,185,26,.25)
}
.koh-start-teaser::before{content:"●";font-size:9px;color:#FF3D57;filter:drop-shadow(0 0 8px #FF3D57);animation:kohLive 1.2s infinite}
.koh-start-teaser.is-changing{opacity:0;transform:translateY(6px)}
.koh-cta-attention{
  position:relative;isolation:isolate;overflow:visible;display:inline-flex!important;align-items:center;justify-content:center;
  gap:10px;min-height:62px!important;padding:0 28px!important;border:1px solid rgba(255,255,255,.32)!important;
  background:linear-gradient(120deg,#0ECF66 0%,#42E98A 42%,#18D66B 70%,#0BBE5C 100%)!important;
  background-size:220% 100%!important;color:#032716!important;
  box-shadow:0 0 0 0 rgba(24,214,107,.44),0 16px 42px rgba(24,214,107,.34),inset 0 1px rgba(255,255,255,.54)!important;
  animation:kohStartPulse 2.35s cubic-bezier(.4,0,.2,1) infinite,kohButtonGradient 4.6s linear infinite
}
.koh-cta-attention::before{
  content:"";position:absolute;z-index:-1;inset:-8px;border-radius:22px;border:2px solid rgba(66,233,138,.52);
  opacity:.68;animation:kohStartRing 2.35s ease-out infinite;pointer-events:none
}
.koh-cta-attention::after{
  content:"";position:absolute;inset:0;border-radius:inherit;overflow:hidden;
  background:linear-gradient(105deg,transparent 25%,rgba(255,255,255,.54) 47%,transparent 68%);
  transform:translateX(-150%);animation:kohStartShine 2.9s ease-in-out infinite;pointer-events:none
}
.koh-cta-attention b{position:relative;z-index:2;font-size:14px;letter-spacing:.035em}
.koh-cta-attention i{position:relative;z-index:2;font-style:normal;font-size:9px;font-weight:950;letter-spacing:.15em;opacity:.7}
.koh-play-icon{position:relative;z-index:2;display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.30);box-shadow:inset 0 1px rgba(255,255,255,.65);font-size:12px}
.koh-cta-attention:hover{transform:translateY(-3px) scale(1.035)!important;filter:brightness(1.07)}
.koh-cta-attention:active{transform:translateY(0) scale(.985)!important}
#koh-im-ready.koh-cta-attention{margin-top:18px;min-height:66px!important}
#koh-im-ready.koh-cta-attention b{font-size:13px}
.koh-ready-card{position:relative;overflow:hidden}
.koh-ready-card::before{content:"";position:absolute;inset:-35%;background:conic-gradient(from 0deg,transparent,rgba(20,120,255,.13),transparent,rgba(246,185,26,.10),transparent);animation:kohReadySweep 4s linear infinite;pointer-events:none}
.koh-ready-card>*{position:relative;z-index:2}
.koh-ready-number{text-shadow:0 0 24px rgba(20,120,255,.45),0 0 65px rgba(139,92,246,.28)}
.koh-timer{transition:color .2s ease,background .2s ease,box-shadow .2s ease,transform .2s ease}
.koh-timer.is-warn{box-shadow:0 0 0 1px rgba(246,185,26,.28),0 0 28px rgba(246,185,26,.16);animation:kohTimerWarn 1.2s ease-in-out infinite}
.koh-timer.is-urgent{box-shadow:0 0 0 1px rgba(255,61,87,.45),0 0 34px rgba(255,61,87,.28);animation:kohTimerUrgent .72s ease-in-out infinite}
.koh-warning-banner{animation:kohUrgentBanner .72s ease-in-out infinite}
.koh-option.is-selected{transform:translateY(-1px) scale(1.012);box-shadow:0 0 0 2px rgba(66,233,138,.42),0 16px 34px rgba(20,120,255,.16)}
.koh-option:active{transform:scale(.985)}
.koh-sound-label{font-size:9px;font-weight:900;letter-spacing:.08em}

@keyframes kohStartPulse{
  0%,100%{transform:scale(1);box-shadow:0 0 0 0 rgba(24,214,107,.38),0 16px 42px rgba(24,214,107,.30),inset 0 1px rgba(255,255,255,.54)}
  45%{transform:scale(1.035);box-shadow:0 0 0 13px rgba(24,214,107,0),0 22px 58px rgba(24,214,107,.44),0 0 38px rgba(66,233,138,.22),inset 0 1px rgba(255,255,255,.54)}
  60%{transform:scale(1.018)}
}
@keyframes kohStartRing{0%{transform:scale(.96);opacity:.72}75%,100%{transform:scale(1.13);opacity:0}}
@keyframes kohStartShine{0%,45%{transform:translateX(-150%)}72%,100%{transform:translateX(150%)}}
@keyframes kohButtonGradient{0%{background-position:0 50%}100%{background-position:220% 50%}}
@keyframes kohReadySweep{to{transform:rotate(360deg)}}
@keyframes kohTimerWarn{0%,100%{transform:scale(1)}50%{transform:scale(1.035)}}
@keyframes kohTimerUrgent{0%,100%{transform:scale(1);filter:brightness(1)}50%{transform:scale(1.075);filter:brightness(1.18)}}
@keyframes kohUrgentBanner{0%,100%{transform:scale(1);opacity:.95}50%{transform:scale(1.02);opacity:1}}

@media(max-width:640px){
  .koh-start-teaser{display:flex;justify-content:center;margin:15px auto 0}
  .koh-cta-attention{width:100%;min-height:66px!important}
  .koh-cta-attention i{display:none}
}
@media(prefers-reduced-motion:reduce){
  .koh-cta-attention,.koh-cta-attention::before,.koh-cta-attention::after,.koh-start-teaser::before,.koh-ready-card::before,.koh-timer.is-warn,.koh-timer.is-urgent,.koh-warning-banner{animation:none!important}
  .koh-cta-attention{box-shadow:0 16px 42px rgba(24,214,107,.34)!important}
}

.koh-sound-btn{width:auto!important;min-width:108px!important;padding:0 12px!important;display:inline-flex;align-items:center;justify-content:center;gap:7px}
.koh-sound-btn small{font-size:8px;font-weight:950;letter-spacing:.09em;white-space:nowrap}
.koh-test-mode-badge{position:fixed;z-index:61;left:max(14px,env(safe-area-inset-left));top:max(14px,env(safe-area-inset-top));padding:8px 11px;border-radius:999px;background:rgba(246,185,26,.14);border:1px solid rgba(255,215,90,.35);color:#FFE694;font-size:9px;font-weight:950;letter-spacing:.12em;backdrop-filter:blur(12px)}
@media(max-width:640px){.koh-sound-btn{min-width:48px!important;width:48px!important;padding:0!important}.koh-sound-btn small{display:none}.koh-test-mode-badge{top:64px}}