:root{--ink:#092f38;--muted:#607b80;--bg:#f3f8f7;--card:#fff;--line:#dbe9e7;--teal:#087f8c;--teal2:#00a7a5;--green:#68ad35;--navy:#073945;--gold:#f4b942;--danger:#c64646}*{box-sizing:border-box}body{margin:0;font-family:"Tahoma","Arial",sans-serif;background:var(--bg);color:var(--ink);line-height:1.7}a{color:inherit}.game-wrap{width:min(1180px,calc(100% - 32px));margin:auto}.game-top{background:linear-gradient(135deg,#063742,#075c65);color:#fff;position:sticky;top:0;z-index:20;box-shadow:0 8px 24px #04313a26}.game-nav{min-height:74px;display:flex;align-items:center;gap:26px}.game-brand{display:flex;gap:10px;align-items:center;text-decoration:none;margin-left:auto}.game-brand>span{font-size:31px}.game-brand b,.game-brand small{display:block}.game-brand small{opacity:.75;font-size:11px}.game-nav nav{display:flex;gap:7px;align-items:center}.game-nav nav a{padding:9px 12px;text-decoration:none;border-radius:10px;font-size:14px}.game-nav nav a:hover{background:#ffffff15}.game-nav nav .pill{background:#fff;color:#07535c;font-weight:bold}.game-nav-toggle{display:none;border:0;background:#ffffff18;color:#fff;border-radius:10px;padding:8px 12px;font-size:20px}.academy-hero{background:radial-gradient(circle at 15% 15%,#b9f1dd 0,transparent 30%),linear-gradient(145deg,#e9f8f3,#dceff1);padding:66px 0 48px;overflow:hidden}.academy-hero .game-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:center}.academy-copy small{color:var(--teal);font-weight:bold}.academy-copy h1{font-size:clamp(34px,5vw,62px);line-height:1.1;margin:9px 0 15px}.academy-copy p{color:#456a70;font-size:18px;max-width:680px}.academy-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}.gbtn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:12px;border:1px solid transparent;text-decoration:none;font-weight:bold;cursor:pointer;font:inherit}.gbtn.primary{background:linear-gradient(135deg,var(--teal),var(--teal2));color:#fff}.gbtn.secondary{background:#fff;border-color:#c7dcda;color:#174c55}.gbtn.danger{background:#fff1f1;color:#a82828;border-color:#f0c2c2}.hero-game-panel{background:#073d47;color:#fff;border-radius:28px;padding:28px;box-shadow:0 24px 50px #083f4740;position:relative;overflow:hidden}.hero-game-panel:after{content:"💧";position:absolute;font-size:150px;opacity:.08;left:-15px;bottom:-55px}.hero-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.hero-stats div{background:#ffffff12;border:1px solid #ffffff18;border-radius:16px;padding:16px}.hero-stats strong,.hero-stats span{display:block}.hero-stats strong{font-size:25px}.section{padding:48px 0}.section-title{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:24px}.section-title h2{margin:0;font-size:30px}.section-title p{margin:5px 0 0;color:var(--muted)}.games-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.game-card{background:#fff;border:1px solid var(--line);border-radius:20px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 8px 25px #164c5020;transition:.2s}.game-card:hover{transform:translateY(-3px);box-shadow:0 15px 34px #164c5030}.game-cover{height:185px;background:linear-gradient(135deg,#0f707b,#6cc094);position:relative;overflow:hidden}.game-cover img{width:100%;height:100%;object-fit:cover}.game-cover .fallback{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:70px}.game-cover .version{position:absolute;top:12px;left:12px;background:#062f36c9;color:#fff;padding:5px 8px;border-radius:8px;font-size:11px}.game-card-body{padding:18px;display:flex;flex-direction:column;flex:1}.game-card-body small{color:var(--teal);font-weight:bold}.game-card-body h3{margin:5px 0 8px}.game-card-body p{color:var(--muted);margin:0 0 15px;flex:1}.game-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:15px}.game-meta span{background:#eef7f5;border-radius:8px;padding:4px 7px;font-size:11px;color:#45666b}.game-alert{margin:18px auto;padding:13px 16px;border-radius:12px;background:#e6f5ed;border:1px solid #bde4cf}.game-alert.error{background:#fff0f0;border-color:#efc0c0;color:#9c2525}.game-alert.warning{background:#fff8e7;border-color:#f0dda6}.auth-shell{min-height:calc(100vh - 160px);display:grid;place-items:center;padding:50px 0}.auth-card{width:min(520px,calc(100% - 32px));background:#fff;border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:0 20px 50px #0d4b4f1b}.auth-card h1{margin:0 0 5px}.auth-card>p{color:var(--muted);margin-top:0}.gfield{display:block;margin:13px 0}.gfield span{display:block;font-size:13px;font-weight:bold;margin-bottom:5px}.gfield input,.gfield select,.gfield textarea{width:100%;border:1px solid #cfdedd;border-radius:11px;padding:12px 13px;font:inherit;background:#fff}.gfield input:focus,.gfield select:focus,.gfield textarea:focus{outline:3px solid #0ba0a51b;border-color:#0a969d}.auth-links{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:14px;font-size:13px}.dashboard-head{padding:38px 0 24px;background:linear-gradient(145deg,#e7f6f2,#f6fbfa)}.dashboard-user{display:flex;align-items:center;gap:15px}.player-avatar{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;background:#0a7c89;color:#fff;font-size:26px;font-weight:bold}.dashboard-user h1{margin:0}.dashboard-user p{margin:2px 0;color:var(--muted)}.metric-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-top:22px}.metric{background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px}.metric span,.metric strong{display:block}.metric span{font-size:12px;color:var(--muted)}.metric strong{font-size:25px;margin-top:4px}.dash-grid{display:grid;grid-template-columns:1.5fr .8fr;gap:20px}.panel{background:#fff;border:1px solid var(--line);border-radius:19px;padding:20px}.panel h2{margin-top:0}.progress-list{display:grid;gap:12px}.progress-row{display:grid;grid-template-columns:1fr auto;gap:8px}.progress-row .bar{grid-column:1/-1;height:9px;background:#e5efed;border-radius:10px;overflow:hidden}.progress-row .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--teal),#76b843);border-radius:inherit}.badge-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px}.badge-item{background:#f5faf8;border:1px solid var(--line);border-radius:13px;padding:11px;display:flex;gap:9px}.badge-item b,.badge-item small{display:block}.badge-item small{color:var(--muted);font-size:10px}.leader-table{width:100%;border-collapse:collapse}.leader-table th,.leader-table td{padding:11px;border-bottom:1px solid var(--line);text-align:right}.leader-table th{font-size:12px;color:var(--muted)}.leader-rank{font-weight:bold;color:var(--teal)}.play-shell{padding:24px 0}.play-head{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-bottom:15px}.play-head h1{margin:0}.play-head p{margin:2px 0;color:var(--muted)}.game-frame-wrap{background:#061f25;border-radius:20px;overflow:hidden;min-height:620px;box-shadow:0 20px 50px #041f2533;position:relative}.game-frame{display:block;width:100%;height:680px;border:0;background:#0a3037}.play-status{padding:10px 14px;background:#fff;border:1px solid var(--line);border-radius:12px;margin-top:12px}.play-result{background:#eaf7f0;border:1px solid #bde2ca;border-radius:16px;padding:18px;margin-top:15px}.badge-toast{position:fixed;left:20px;bottom:20px;background:#073d47;color:#fff;border-radius:18px;padding:16px;box-shadow:0 15px 35px #001c2270;z-index:50;max-width:320px}.game-footer{background:#063742;color:#dcebec;margin-top:45px}.game-footer .game-wrap{display:flex;justify-content:space-between;gap:20px;padding:25px 0}.game-footer p{font-size:12px;opacity:.75;max-width:700px;margin:5px 0}.empty-state{background:#fff;border:1px dashed #aacbc6;border-radius:18px;padding:35px;text-align:center;color:var(--muted)}@media(max-width:900px){.academy-hero .game-wrap{grid-template-columns:1fr}.games-grid{grid-template-columns:repeat(2,1fr)}.metric-grid{grid-template-columns:repeat(2,1fr)}.dash-grid{grid-template-columns:1fr}.game-nav-toggle{display:block}.game-nav{flex-wrap:wrap;padding:12px 0}.game-nav nav{display:none;width:100%;flex-direction:column;align-items:stretch}.game-nav nav.open{display:flex}.game-nav nav a{text-align:center}.game-frame{height:590px}}@media(max-width:600px){.games-grid{grid-template-columns:1fr}.hero-stats{grid-template-columns:1fr 1fr}.metric-grid{grid-template-columns:1fr 1fr}.academy-hero{padding-top:42px}.game-wrap{width:min(100% - 22px,1180px)}.game-frame{height:560px}.play-head{align-items:flex-start;flex-direction:column}.badge-grid{grid-template-columns:1fr}.game-footer .game-wrap{flex-direction:column}}

/* v2.1 educational stage package sections */
.stage-section{padding-bottom:18px;background:linear-gradient(180deg,#f3f8f7,#edf6f4)}
.stage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.stage-card{display:flex;gap:13px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:19px;padding:18px;text-decoration:none;transition:.2s;min-width:0}
.stage-card:hover,.stage-card.active{transform:translateY(-2px);border-color:#63aaa7;box-shadow:0 12px 28px #164c5024}
.stage-card.active{background:linear-gradient(145deg,#e6f7f2,#fff)}
.stage-icon{width:48px;height:48px;border-radius:15px;background:#e8f5f2;display:grid;place-items:center;font-size:26px;flex:0 0 48px}
.stage-card h3{margin:0 0 5px;font-size:17px}.stage-card p{margin:0 0 8px;color:var(--muted);font-size:12px;line-height:1.6}.stage-card b{color:var(--teal);font-size:12px}
.game-stage-badge{align-self:flex-start;background:#073d47;color:#fff;border-radius:999px;padding:4px 9px;font-size:10px;font-weight:bold;margin-bottom:5px}
@media(max-width:900px){.stage-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.stage-grid{grid-template-columns:1fr}.stage-card{align-items:center}.stage-card p{margin-bottom:4px}}

/* v2.2.1 - registration stage picker */
.auth-card-wide{width:min(760px,calc(100% - 32px))}
.stage-picker-fieldset{border:0;padding:0;margin:4px 0 20px}
.stage-picker-fieldset legend{font-size:15px;font-weight:700;margin-bottom:2px}
.stage-picker-fieldset legend b{color:#b12b2b}
.stage-picker-help{margin:0 0 11px;color:var(--muted);font-size:12px}
.register-stage-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.register-stage-card{position:relative;display:flex;align-items:flex-start;gap:11px;border:2px solid #d8e8e5;background:#fff;border-radius:16px;padding:14px;cursor:pointer;transition:.18s ease;min-height:106px}
.register-stage-card:hover{border-color:#9bcfc8;transform:translateY(-1px)}
.register-stage-card.selected{border-color:var(--teal);background:#effaf7;box-shadow:0 0 0 3px #087f8c12}
.register-stage-card input{position:absolute;opacity:0;pointer-events:none}
.register-stage-icon{width:45px;height:45px;display:grid;place-items:center;border-radius:13px;background:#eef7f5;font-size:25px;flex:0 0 auto}
.register-stage-text{display:block;min-width:0;padding-left:23px}
.register-stage-text strong,.register-stage-text small{display:block}
.register-stage-text strong{font-size:14px;color:var(--ink);margin-bottom:2px}
.register-stage-text small{font-size:11px;line-height:1.55;color:var(--muted)}
.register-stage-check{position:absolute;left:12px;top:12px;width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:#dcebea;color:#79918f;font-size:12px;font-weight:bold}
.register-stage-card.selected .register-stage-check{background:var(--teal);color:#fff}
@media(max-width:620px){.register-stage-grid{grid-template-columns:1fr}.auth-card-wide{width:min(100% - 22px,760px)}}

.game-frame-wrap:fullscreen{width:100vw;height:100vh;border-radius:0;background:#061f25}.game-frame-wrap:fullscreen .game-frame{width:100%;height:100vh}.game-frame-wrap:-webkit-full-screen{width:100vw;height:100vh;border-radius:0}.game-frame-wrap:-webkit-full-screen .game-frame{width:100%;height:100vh}body.game-fullscreen-active{overflow:hidden}


/* v2.2.3 universal game viewport + child-friendly fullscreen exit */
.game-frame-wrap{height:680px;min-height:0}
.game-frame{height:100%;min-height:0}
.game-fullscreen-exit{display:none;position:absolute;top:max(14px,env(safe-area-inset-top));left:max(14px,env(safe-area-inset-left));z-index:2147483646;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:12px 17px;background:#fff;color:#8e2020;font:800 15px/1 Tahoma,Arial,sans-serif;box-shadow:0 8px 28px rgba(0,0,0,.28);cursor:pointer;min-width:96px;min-height:48px}
.game-fullscreen-exit-icon{width:25px;height:25px;border-radius:50%;display:grid;place-items:center;background:#ffe8e8;color:#b32626;font-size:15px}
.game-frame-wrap:fullscreen,.game-frame-wrap:-webkit-full-screen{width:100vw;height:100vh;height:100dvh;min-height:100vh;border-radius:0;background:#061f25}
.game-frame-wrap:fullscreen .game-frame,.game-frame-wrap:-webkit-full-screen .game-frame{width:100%;height:100%;min-height:100%;display:block}
.game-frame-wrap:fullscreen .game-fullscreen-exit,.game-frame-wrap:-webkit-full-screen .game-fullscreen-exit{display:flex}
@supports(height:100dvh){.game-frame-wrap{height:clamp(520px,calc(100dvh - 175px),820px)}}
@media(max-width:900px){.game-frame-wrap{height:calc(100vh - 120px);height:calc(100dvh - 120px);min-height:500px}.game-frame{height:100%}}
@media(max-width:600px){.game-frame-wrap{height:calc(100vh - 92px);height:calc(100dvh - 92px);min-height:460px;border-radius:14px}.game-frame{height:100%}.game-fullscreen-exit{top:max(10px,env(safe-area-inset-top));left:max(10px,env(safe-area-inset-left));padding:11px 15px;font-size:14px;min-width:88px;min-height:46px}}

/* v2.2.5 guest play, pre-registration explanation, and player badge journey */
.account-benefits-section{padding-top:18px;padding-bottom:18px;background:#f7fbfa}
.account-benefits{display:grid;grid-template-columns:1.05fr 1.25fr;gap:22px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px}
.account-benefits h2{margin:4px 0 8px}.account-benefits p{margin:0;color:var(--muted);line-height:1.8}.account-benefits small{color:var(--teal);font-weight:800}.benefit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.benefit-grid>div{border:1px solid var(--line);background:#f7fbfa;border-radius:15px;padding:13px}.benefit-grid b,.benefit-grid span{display:block}.benefit-grid span{font-size:11px;color:var(--muted);margin-top:3px;line-height:1.55}.guest-card-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}.guest-card-actions .gbtn{text-align:center}.guest-play-notice{display:flex;justify-content:space-between;gap:16px;align-items:center;background:linear-gradient(135deg,#fff8e8,#fff);border:1px solid #eed8a2;border-radius:17px;padding:14px 16px;margin-bottom:14px}.guest-play-notice b{font-size:15px}.guest-play-notice p{margin:4px 0 0;color:#786843;font-size:12px;line-height:1.6}.guest-result{border-color:#e8cf8c;background:#fff9e8}.register-explainer{background:linear-gradient(145deg,#eef9f6,#fff);border:1px solid #cfe6df;border-radius:19px;padding:18px;margin-bottom:18px}.register-explainer>small{font-weight:800;color:var(--teal)}.register-explainer h1{margin:4px 0 7px}.register-explainer>p{margin:0 0 14px;color:var(--muted);line-height:1.75}.register-benefits{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;margin:12px 0}.register-benefits>div{background:#fff;border:1px solid var(--line);border-radius:13px;padding:11px}.register-benefits b,.register-benefits span{display:block}.register-benefits span{font-size:11px;color:var(--muted);margin-top:3px}.privacy-note{font-size:11px;line-height:1.75;background:#f7fbfa;border-radius:12px;padding:10px 12px;margin:12px 0;color:#526b68}.soft-separator{border:0;border-top:1px solid var(--line);margin:20px 0}.badge-journey-summary{min-width:110px;text-align:center;background:#edf8f5;border:1px solid #cde7df;border-radius:15px;padding:9px 14px}.badge-journey-summary b,.badge-journey-summary span{display:block}.badge-journey-summary b{font-size:24px;color:var(--teal)}.badge-journey-summary span{font-size:10px;color:var(--muted)}.user-badge-journey{display:grid;gap:12px}.user-badge-step{display:grid;grid-template-columns:58px minmax(0,1fr) 110px;gap:14px;align-items:center;border:1px solid var(--line);border-radius:18px;padding:14px;background:#fff}.user-badge-step.done{border-color:#bfe3d3;background:linear-gradient(145deg,#effaf5,#fff)}.user-badge-step.locked{background:#fafcfc}.user-badge-icon{width:52px;height:52px;display:grid;place-items:center;border-radius:16px;background:#eef6f4;font-size:29px}.user-badge-step.locked .user-badge-icon{filter:grayscale(.5);opacity:.72}.user-badge-copy small{color:var(--muted);font-size:10px}.user-badge-copy h3{margin:2px 0 4px;font-size:16px}.user-badge-copy p{margin:0 0 8px;color:var(--muted);font-size:12px;line-height:1.6}.user-badge-requirement{font-size:12px;line-height:1.6}.user-badge-progress-text{font-size:10px;color:var(--muted);margin-top:5px}.user-badge-bar{height:8px;background:#e6efed;border-radius:99px;overflow:hidden;margin-top:5px}.user-badge-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--teal),#7cbf4b);border-radius:inherit}.user-badge-state{text-align:center}.user-badge-state span,.user-badge-state small{display:block}.journey-done{color:#18835d;font-weight:800}.journey-pending{color:#7b8d8a;font-weight:700}.user-badge-state small{font-size:10px;color:var(--muted);margin-top:5px}
@media(max-width:900px){.account-benefits{grid-template-columns:1fr}.user-badge-step{grid-template-columns:52px 1fr}.user-badge-state{grid-column:2;text-align:right;display:flex;gap:8px;align-items:center}.guest-play-notice{align-items:flex-start;flex-direction:column}.guest-card-actions{grid-template-columns:1fr}}
@media(max-width:620px){.benefit-grid,.register-benefits{grid-template-columns:1fr}.user-badge-step{grid-template-columns:44px 1fr;padding:12px}.user-badge-icon{width:42px;height:42px;font-size:24px}}