:root{--cream:#f7f3eb;--paper:#fffdf8;--navy:#08214a;--navy-soft:#14315a;--mint:#70d5ad;--mint-pale:#dff5eb;--mint-dark:#08775d;--yellow:#ffc84f;--coral:#c1443f;--coral-pale:#f8d9d2;--lavender:#e8e1f3;--line:#d7d1c6;--muted:#5d687a;--shadow:0 28px 80px #08214a24}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--cream);color:var(--navy);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,Arial,Helvetica,sans-serif}button,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,select:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.shell{width:min(1160px,100% - 48px);margin-inline:auto}.legal-page{background:radial-gradient(circle at 12% 18%, #70d5ad40 0, 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5px;font-size:.9em}.site-header{z-index:20;background:#f7f3ebf5;border-bottom:1px solid #08214a1f;position:relative}.site-header__inner{justify-content:space-between;align-items:center;min-height:82px;display:flex}.brand{align-items:center;gap:12px;display:inline-flex}.brand__mark{object-fit:cover;border-radius:13px;width:44px;height:44px;display:block;box-shadow:0 7px 18px #08214a29}.brand__copy{gap:2px;display:grid}.brand__name{color:var(--navy);font-size:11px;font-weight:950;line-height:1.1}.brand__tagline{color:var(--navy);letter-spacing:.55px;text-transform:uppercase;font-size:8px;font-weight:850;line-height:1.16}.desktop-nav{align-items:center;gap:40px;font-size:13px;font-weight:800;display:flex}.desktop-nav a{position:relative}.desktop-nav a:after{content:"";background:var(--mint-dark);height:2px;transition:right .18s;position:absolute;bottom:-7px;left:0;right:100%}.desktop-nav a:hover:after{right:0}.language-select{background:var(--paper);border:1px solid #08214a2e;border-radius:20px;justify-content:center;align-items:center;gap:4px;min-width:68px;height:40px;display:flex}.language-select select{appearance:none;color:var(--navy);cursor:pointer;background:0 0;border:0;font-size:12px;font-weight:900}.eyebrow{color:var(--mint-dark);letter-spacing:1.7px;align-items:center;gap:10px;margin:0 0 20px;font-size:10px;font-weight:950;display:flex}.eyebrow>span{background:currentColor;width:28px;height:2px}.eyebrow--center{justify-content:center}.eyebrow--light{color:var(--mint)}.game-hero{background:radial-gradient(circle at 10% 18%, #70d5ad3d 0, #70d5ad3d 150px, transparent 151px), radial-gradient(circle at 94% 38%, #ffc84f38 0, #ffc84f38 125px, transparent 126px), var(--cream);padding:46px 0 72px;position:relative;overflow:hidden}.game-hero:after{content:"";pointer-events:none;opacity:.32;background-image:linear-gradient(#08214a0f 1px,#0000 1px),linear-gradient(90deg,#08214a0f 1px,#0000 1px);background-size:60px 60px;position:absolute;inset:0;-webkit-mask-image:linear-gradient(#000,#0000 72%);mask-image:linear-gradient(#000,#0000 72%)}.game-product-layout{z-index:2;grid-template-columns:minmax(0,1.18fr) minmax(340px,.82fr);align-items:center;gap:clamp(42px,6vw,78px);display:grid;position:relative}.game-card{background:var(--paper);width:100%;box-shadow:var(--shadow);border:1px solid #08214a24;border-radius:25px;margin:0;padding:24px;transition:box-shadow .25s}.game-card--solved{box-shadow:0 30px 90px #08775d3d}.game-card--failed{box-shadow:0 30px 90px #f18c8233}.mode-tabs{scrollbar-width:none;background:#efede8;border-radius:14px;gap:6px;margin:-5px -5px 20px;padding:6px;display:flex;overflow-x:auto}.mode-tabs::-webkit-scrollbar{display:none}.mode-tabs button{min-height:36px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:9px;flex:1 0 auto;justify-content:center;align-items:center;gap:6px;padding:0 12px;font-size:10px;font-weight:850;transition:background .15s,color .15s,box-shadow .15s;display:inline-flex}.mode-tabs button:hover{color:var(--navy)}.mode-tabs button.active{background:var(--navy);color:#fff;box-shadow:0 8px 16px #08214a29}.mode-tabs button span{color:var(--yellow)}.game-card__header{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.game-card__kicker{color:var(--mint-dark);letter-spacing:1.3px;font-size:9px;font-weight:950}.game-card__header h2{letter-spacing:-1px;margin:5px 0 0;font-size:25px}.game-card__header p{color:var(--muted);margin:5px 0 0;font-size:11px;font-weight:750}.game-card__header-actions{align-items:center;gap:6px;display:flex}.rules-button,.reset-button{min-height:38px;color:var(--muted);cursor:pointer;background:0 0;border:0;border-radius:10px;align-items:center;gap:6px;padding:0 9px;font-size:11px;font-weight:800;display:flex}.rules-button{background:var(--lavender);color:var(--navy)}.rules-button:hover,.reset-button:hover{color:var(--navy)}.game-stats{border-block:1px solid var(--line);grid-template-columns:repeat(3,1fr);margin:18px 0 14px;padding:10px 0;display:grid}.game-stats div{text-align:center;border-right:1px solid var(--line)}.game-stats div:last-child{border-right:0}.game-stats span,.game-stats strong{display:block}.game-stats span{color:var(--muted);letter-spacing:1px;text-transform:uppercase;font-size:8px;font-weight:900}.game-stats strong{font-variant-numeric:tabular-nums;margin-top:3px;font-size:19px}.game-stats small{color:var(--muted);font-size:11px}.puzzle-board{border:2px solid var(--navy);background:var(--navy);border-radius:15px;gap:1px;width:min(440px,100%);margin-inline:auto;display:grid;overflow:hidden}.puzzle-board button{aspect-ratio:1;min-width:0;color:var(--navy);cursor:pointer;touch-action:manipulation;-webkit-user-select:none;user-select:none;background:#fff;border:0;font-size:23px;font-weight:950;transition:background .14s,box-shadow .14s;position:relative}.puzzle-board--6 button{font-size:20px}.puzzle-board--7 button{font-size:17px}.puzzle-board button:hover:not(.selected):not(.eliminated){filter:brightness(.96)}.puzzle-board button:disabled{cursor:default}.puzzle-board button>i{z-index:1;font-style:normal;position:relative}.puzzle-board button.region-cell{background:var(--region-color)}.puzzle-board button.region-0{--region-color:#dff5ec}.puzzle-board button.region-1{--region-color:#eee8fa}.puzzle-board button.region-2{--region-color:#fff0cf}.puzzle-board button.region-3{--region-color:#dff1fa}.puzzle-board button.region-4{--region-color:#f8e1df}.puzzle-board button.region-5{--region-color:#edf0cc}.puzzle-board button.region-6{--region-color:#f4e2f0}.puzzle-board button.region-top{border-top:3px solid var(--navy)}.puzzle-board button.region-bottom{border-bottom:3px solid var(--navy)}.puzzle-board button.region-left{border-left:3px solid var(--navy)}.puzzle-board button.region-right{border-right:3px solid var(--navy)}.puzzle-board button.selected{background:var(--mint);box-shadow:inset 0 0 0 3px var(--mint-dark)}.puzzle-board button.eliminated{color:var(--muted);background:#eeedf2}.puzzle-board button.eliminated>i{opacity:.26}.puzzle-board button.conflict{box-shadow:inset 0 0 0 3px var(--coral);background:#fff0ed}.puzzle-board button>span{background:var(--navy);color:#fff;border-radius:50%;place-items:center;width:16px;height:16px;font-size:8px;display:none;position:absolute;top:6px;right:7px}.puzzle-board button.selected>span{display:grid}.puzzle-board--7 button>span{width:13px;height:13px;font-size:6px;top:4px;right:4px}.puzzle-board button>b{z-index:2;color:var(--muted);place-items:center;font-size:clamp(25px,6vw,38px);font-weight:700;display:grid;position:absolute;inset:0}.interaction-hint{color:var(--muted);text-align:center;margin:9px 0 0;font-size:9px;font-weight:750}.chain-panel{background:#edf0f6;border-radius:12px;grid-template-columns:90px 1fr;align-items:center;gap:10px;min-height:60px;margin-top:12px;padding:9px 13px;display:grid}.chain-panel__label{color:var(--muted);letter-spacing:1px;font-size:8px;font-weight:950}.chain-values{justify-content:flex-end;align-items:center;gap:6px;display:flex;overflow-x:auto}.chain-values>span{align-items:center;gap:6px;display:flex}.chain-values b{background:#fff;border-radius:9px;place-items:center;min-width:31px;height:31px;padding-inline:5px;font-size:12px;display:grid}.chain-values i{color:var(--muted);font-size:10px;font-style:normal}.chain-values small{color:var(--muted);font-size:11px}.chain-values .chain-arrow{font-size:16px}.chain-values .chain-target{background:var(--navy);color:#fff}.game-feedback{min-height:44px;color:var(--muted);border:1px solid #0000;border-radius:12px;align-items:center;gap:8px;margin:10px 0;padding:8px 10px;font-size:11px;font-weight:700;line-height:1.35;display:flex}.game-feedback>span{background:var(--lavender);width:19px;height:19px;color:var(--navy);border-radius:50%;flex:none;place-items:center;font-weight:950;display:grid}.game-feedback--incomplete,.game-feedback--incorrect,.game-feedback--failed{color:var(--coral);background:#fff2ef;border-color:#ebaaa4}.game-feedback--success{border-color:var(--mint);background:var(--mint-pale);color:var(--mint-dark)}.game-feedback--success>span{background:var(--mint)}.game-actions{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.game-actions button{border:1px solid var(--line);min-height:45px;color:var(--navy);cursor:pointer;background:#fff;border-radius:12px;justify-content:center;align-items:center;gap:7px;font-size:11px;font-weight:850;display:flex}.game-actions button:disabled{cursor:not-allowed;opacity:.42}.game-actions .check-button{border-color:var(--navy);background:var(--navy);color:#fff;grid-column:1/-1;justify-content:space-between;padding-inline:18px}.game-actions .mark-button.active{border-color:var(--navy);background:var(--navy);color:#fff}.rules-modal-backdrop{z-index:50;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#08214a94;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.rules-modal{background:var(--paper);border-radius:24px;width:min(440px,100%);padding:28px;position:relative;box-shadow:0 30px 100px #08214a59}.rules-modal h2{letter-spacing:-1px;margin:6px 40px 20px 0;font-size:26px}.rules-modal__close{background:var(--lavender);width:40px;height:40px;color:var(--navy);cursor:pointer;border:0;border-radius:50%;font-size:23px;position:absolute;top:17px;right:17px}.rules-modal__list{gap:9px;display:grid}.rules-modal__list>div{border:1px solid var(--line);background:#fff;border-radius:14px;grid-template-columns:34px 1fr;align-items:center;gap:10px;min-height:58px;padding:11px;display:grid}.rules-modal__list b{background:var(--mint-pale);width:32px;height:32px;color:var(--mint-dark);border-radius:10px;place-items:center;font-size:12px;display:grid}.rules-modal__list p{color:var(--navy);margin:0;font-size:12px;font-weight:750;line-height:1.45}.rules-modal__done{background:var(--navy);color:#fff;cursor:pointer;border:0;border-radius:13px;width:100%;min-height:48px;margin-top:18px;font-weight:900}.game-promo{min-width:0}.game-promo__brand{align-items:center;gap:13px;margin-bottom:30px;display:flex}.game-promo__brand img{object-fit:cover;border-radius:17px;width:56px;height:56px;display:block;box-shadow:0 10px 25px #08214a2e}.game-promo__brand span{color:var(--navy);letter-spacing:1px;background:#fff0bd;border-radius:15px;padding:8px 11px;font-size:8px;font-weight:950}.game-promo .eyebrow{margin-bottom:17px}.game-promo h1{letter-spacing:-3.7px;max-width:480px;margin:0;font-size:clamp(46px,5.1vw,66px);font-weight:950;line-height:.96}.game-promo__intro{max-width:500px;color:var(--muted);margin:23px 0 0;font-size:15px;line-height:1.65}.mobile-message{border-top:1px solid #08214a29;max-width:520px;margin-top:28px;padding-top:25px}.mobile-message h2{letter-spacing:-.6px;margin:0;font-size:20px;line-height:1.15}.mobile-message>p{color:var(--muted);margin:11px 0 0;font-size:12px;line-height:1.6}.mobile-features{flex-wrap:wrap;gap:8px;margin-top:17px;display:flex}.mobile-features span{min-height:28px;color:var(--navy-soft);background:#fffdf8b8;border:1px solid #08214a1f;border-radius:14px;align-items:center;gap:6px;padding:0 10px;font-size:9px;font-weight:800;display:inline-flex}.mobile-features i{color:var(--mint-dark);font-style:normal;font-weight:950}.store-badges{flex-wrap:wrap;gap:10px;margin-top:25px;display:flex}.app-store-link{border-radius:10px;flex:none;width:180px;height:60px;display:block}.app-store-link:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}.app-store-badge{width:180px;height:60px;display:block}.rules-section{background:radial-gradient(circle at 85% 18%, #70d5ad24 0, #70d5ad24 180px, transparent 181px), var(--paper);padding:120px 0;overflow:hidden}.rules-heading{grid-template-columns:1.15fr .85fr;align-items:end;gap:90px;display:grid}.rules-heading h2{letter-spacing:-3.5px;margin:0;font-size:clamp(46px,5vw,66px);font-weight:950;line-height:.98}.rules-heading>p{color:var(--muted);margin:0 0 7px;font-size:16px;line-height:1.7}.mobile-rules-toggle{display:none}.rules-bento{grid-template-columns:1.25fr .75fr;gap:18px;margin-top:65px;display:grid}.rule-story{border:1px solid var(--line);background:var(--cream);border-radius:26px;min-height:290px;padding:28px;position:relative;overflow:hidden}.rule-story--position,.rule-story--merge{grid-column:1/-1;grid-template-columns:minmax(240px,.9fr) minmax(220px,1.1fr);align-items:center;gap:38px;display:grid}.rule-story--position{background:var(--mint-pale)}.rule-story--touch{background:var(--coral-pale)}.rule-story--regions{background:var(--lavender)}.rule-story--merge{background:var(--navy);color:#fff}.rule-story>span,.rule-story__copy>span,.experience-card>span{color:var(--mint-dark);letter-spacing:1.3px;font-size:9px;font-weight:950}.rule-story--merge .rule-story__copy>span{color:var(--mint)}.rule-story h3{letter-spacing:-1.2px;margin:11px 0 0;font-size:clamp(24px,2.6vw,34px);line-height:1.08}.rule-story p{color:var(--muted);margin:13px 0 0;font-size:14px;line-height:1.65}.rule-story--merge p{color:#ffffffb3}.mini-board{aspect-ratio:1;border:2px solid var(--navy);background:#ffffff6b;border-radius:22px;grid-template-columns:repeat(4,1fr);gap:5px;width:min(250px,100%);margin-inline:auto;padding:6px;display:grid}.mini-board i{color:#fff;background:#ffffffa8;border:1px solid #08214a21;border-radius:11px;place-items:center;font-size:16px;font-style:normal;font-weight:950;display:grid}.mini-board i.is-picked{border-color:var(--navy);background:var(--navy);box-shadow:0 8px 16px #08214a29}.diagonal-example{grid-template-columns:142px minmax(130px,1fr);justify-content:center;align-items:center;gap:24px;min-height:142px;margin-bottom:24px;display:grid}.diagonal-board{aspect-ratio:1;border:2px solid var(--navy);background:#ffffff6b;border-radius:18px;grid-template-columns:repeat(3,1fr);gap:4px;width:142px;padding:5px;display:grid;position:relative}.diagonal-board>i{color:var(--navy);background:#ffffffb8;border:1px solid #08214a1f;border-radius:9px;place-items:center;font-size:16px;font-style:normal;font-weight:950;display:grid}.diagonal-board>i.is-picked{border-color:var(--navy);background:var(--navy);color:#fff;box-shadow:0 7px 14px #08214a2e}.diagonal-board>i.is-blocked{border:2px dashed var(--coral);color:var(--coral);background:#fff8f6}.diagonal-board>b{z-index:2;border:3px solid var(--coral-pale);background:var(--coral);color:#fff;border-radius:50%;place-items:center;width:26px;height:26px;font-size:14px;line-height:1;display:grid;position:absolute;top:47px;left:47px;box-shadow:0 5px 12px #e8827347}.diagonal-legend{align-content:center;gap:9px;display:grid}.diagonal-legend span{color:var(--muted);align-items:center;gap:8px;font-size:10px;font-weight:850;display:flex}.diagonal-legend span>i{background:var(--navy);border-radius:4px;width:12px;height:12px}.diagonal-legend span>i.is-blocked{border:2px dashed var(--coral);background:#fff}.diagonal-legend strong{color:var(--navy);margin-top:6px;font-size:14px;line-height:1.25}.region-example{grid-template-columns:repeat(3,1fr);gap:5px;width:min(250px,100%);min-height:128px;margin:0 auto 24px;display:grid}.region-example i{min-height:60px;color:var(--navy);border:2px solid #0000;border-radius:13px;place-items:center;font-size:17px;font-style:normal;font-weight:950;display:grid}.region-example .region-a{background:#d8f1e7}.region-example .region-b{background:#fff0b5}.region-example .region-c{background:#f4d5cf}.region-example i.is-picked{border-color:var(--navy);box-shadow:inset 0 0 0 2px #fff}.merge-story{gap:10px;display:grid}.merge-story>div{justify-content:center;align-items:center;gap:8px;display:flex}.merge-story i{width:48px;height:48px;color:var(--navy);background:#fff;border-radius:13px;place-items:center;font-size:17px;font-style:normal;font-weight:950;display:grid}.merge-story i.result{background:var(--mint)}.merge-story b{color:#ffffff85;font-size:12px}.app-experience{border-top:1px solid var(--line);margin-top:110px;padding-top:85px}.app-experience__heading{max-width:720px}.app-experience__heading h3{letter-spacing:-3px;margin:0;font-size:clamp(38px,5vw,62px);line-height:1}.app-experience__heading>p:last-child{max-width:650px;color:var(--muted);margin:20px 0 0;font-size:16px;line-height:1.7}.experience-grid{grid-template-columns:repeat(3,1fr);gap:16px;margin-top:46px;display:grid}.experience-card{border:1px solid var(--line);background:var(--cream);border-radius:24px;min-height:300px;padding:25px}.experience-card--daily{background:var(--mint-pale)}.experience-card--free{background:#fff1bd}.experience-card--awards{background:var(--lavender)}.experience-card__icon{background:var(--paper);width:54px;height:54px;color:var(--mint-dark);border-radius:17px;place-items:center;margin-bottom:50px;font-size:23px;font-weight:950;display:grid;box-shadow:0 10px 24px #08214a14}.experience-card 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