:root{--blue:#193f79;--navy:#102b56;--coral:#ff665f;--ink:#172538;--muted:#58697e;--line:#d6deea;--error:#b42318;--font:'Manrope',Arial,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f3f5f9;color:var(--ink);font:16px/1.55 var(--font)}a{color:inherit;text-underline-offset:4px}button,input{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}img{display:block;max-width:100%}h1,h2,p{margin-top:0}[hidden]{display:none!important}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #ed7100;outline-offset:4px}.skip{position:fixed;top:-100px;left:16px;background:white;padding:12px;z-index:10}.skip:focus{top:12px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}
.game-header{max-width:1300px;margin:auto;padding:22px 40px;display:flex;justify-content:space-between;align-items:center;gap:24px}.brand{display:flex;gap:12px;align-items:center;text-decoration:none;color:var(--blue);font-weight:800;line-height:1.25;font-size:19px}.brand img{object-fit:contain}.brand small{display:block;font-size:13px;font-weight:500;margin-top:5px}.catalogue-link{font-size:14px;font-weight:800;padding:12px 0}.catalogue-link:hover{color:#bf4100}
.game-layout{width:calc(100% - 64px);max-width:1300px;margin:6px auto 0;display:grid;grid-template-columns:1.1fr 1fr;background:var(--navy);border-radius:18px;overflow:hidden;align-items:stretch}.game-intro{position:relative;isolation:isolate;overflow:hidden;padding:44px 44px 38px;color:white;background:linear-gradient(115deg,#123c8b 0%,#2452cb 100%)}.event-line{display:flex;gap:14px;align-items:center;flex-wrap:wrap;font-size:14px;margin-bottom:32px}.event-line>span{background:white;color:var(--blue);font-weight:800;letter-spacing:.5px;padding:7px 11px;border-radius:4px}.event-line p{margin:0;color:#e0e8f6}.anniversary{text-transform:uppercase;letter-spacing:2px;font-weight:800;font-size:14px;color:#d4e0f4;margin-bottom:10px}h1{font-family:'Archivo Black',Arial,sans-serif;font-weight:400;font-size:clamp(36px,3.5vw,51px);line-height:1.1;letter-spacing:-1.7px;margin-bottom:23px}h1 em{font-style:normal;color:#ffe365}.intro-copy{max-width:420px;color:#edf2fb;font-size:17px;margin-bottom:30px}.prizes{position:relative;display:grid;grid-template-columns:1.18fr 1fr .95fr;gap:14px;align-items:center;max-width:470px;margin:8px 0 32px;padding:10px 6px 15px}
.prize{position:relative;min-width:0;border:0;border-radius:12px;padding:24px 10px 31px;text-align:center;background:#ffe365;color:#102b56;box-shadow:0 9px 18px #061d4933;transform:rotate(-6deg)}
.prize::after{content:"";position:absolute;left:12px;right:12px;bottom:13px;border-bottom:2px dashed #102b5650}
.prize>span{font-size:11px;letter-spacing:.5px;font-weight:800;white-space:nowrap}
.prize strong{display:block;font-family:'Archivo Black',Arial,sans-serif;font-size:clamp(38px,4.1vw,56px);font-weight:400;letter-spacing:-.03em;line-height:1.2;margin-top:7px}
.prize small{font-size:.47em;letter-spacing:0;margin-left:3px}
.prize-coral{background:#ff9680;padding-block:22px 29px;transform:translateY(8px) rotate(5deg)}
.prize-mint{background:#6de0cb;padding-block:20px 27px;transform:rotate(-5deg)}
.prize-coral strong{font-size:clamp(35px,3.6vw,49px)}
.prize-mint strong{font-size:clamp(33px,3.3vw,45px)}
.intro-foot{font-size:14px;color:#c6d5ee;margin:30px 0 0}
.form-card{margin:22px 22px 22px 0;padding:30px 34px;background:white;border-radius:12px;scroll-margin-top:20px;min-width:0}.form-eyebrow{color:#a83904;font-size:12px;letter-spacing:1.8px;font-weight:800;margin-bottom:8px}h2{font-size:30px;line-height:1.2;letter-spacing:-1px;color:var(--navy);margin-bottom:12px}.form-description{color:var(--muted);font-size:16px;margin-bottom:15px}.required-note{color:var(--muted);font-size:12px;margin-bottom:20px}fieldset{padding:0;margin:0;border:0;min-width:0}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{margin-bottom:15px;min-width:0}.field label{display:block;font-weight:700;font-size:14px;margin-bottom:6px}.field input{display:block;width:100%;min-width:0;background:#fcfdff;border:1px solid #adbcd0;border-radius:5px;padding:11px 12px;min-height:48px;font-size:16px;color:var(--ink);transition:border-color .15s,box-shadow .15s}.field input::placeholder{color:#77869a}.field input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #193f7915}.field input[aria-invalid=true]{border-color:var(--error)}.field-error{font-size:13px;color:var(--error);margin:5px 0 0}.postcode-field{max-width:220px}.offers-choice{display:flex;align-items:flex-start;gap:11px;margin:21px 0;cursor:pointer;font-size:14px;line-height:1.5}.offers-choice input{width:21px;height:21px;min-width:21px;margin:1px 0 0;accent-color:var(--blue);cursor:pointer}.offers-choice small{display:block;font-size:12px;color:var(--muted);margin-top:5px}.submit-button{display:flex;align-items:center;justify-content:center;text-align:center;width:100%;border:0;border-radius:6px;background:var(--blue);color:#fff;font-weight:800;font-size:16px;padding:15px 20px;min-height:54px;text-decoration:none;transition:background .15s}.submit-button:hover{background:#0f2b58}.submit-button:disabled{cursor:wait;opacity:.65}.form-status{font-size:14px;margin:15px 0 0;padding:12px 14px;border:1px solid #e1b4ac;background:#fff5f2;color:#852114;border-radius:5px}.privacy-note{font-size:12px;line-height:1.65;color:var(--muted);margin:16px 0 0}.privacy-note a{font-weight:600}.honeypot{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}.success{padding:40px 0;text-align:center}.success h2{font-size:32px}.success p:not(.form-eyebrow){color:var(--muted)}.success-mark{display:grid;place-items:center;margin:0 auto 28px;background:#e3f3ea;color:#17603c;border-radius:50%;width:68px;height:68px;font-size:35px}.success .submit-button{margin-top:32px}
.game-footer{max-width:1220px;margin:26px auto 0;padding:0 20px;display:flex;gap:16px;justify-content:space-between;color:var(--muted);font-size:14px}.game-footer p{margin-bottom:0}.game-footer a{font-weight:700;white-space:nowrap}.privacy-details{max-width:1220px;margin:14px auto 28px;padding:0 20px;color:var(--muted);font-size:13px}.privacy-details summary{cursor:pointer;padding:8px 0}.privacy-details p{max-width:850px;margin:12px 0}
@media(min-width:1400px){.game-intro{padding:48px 50px}.form-card{padding:35px 42px}}
@media(max-width:1000px){.game-header{padding:18px 28px}.game-layout{width:calc(100% - 40px);grid-template-columns:1fr 1.05fr}.game-intro{padding:30px 25px}.form-card{padding:26px 24px;margin:16px 16px 16px 0}h1{font-size:39px}.prizes{gap:10px;padding-inline:5px}.prize{padding:20px 6px 28px}.prize>span{font-size:9px;letter-spacing:.3px}.prize strong{font-size:38px}.prize-coral strong{font-size:34px}.prize-mint strong{font-size:31px}.event-line{gap:10px;margin-bottom:25px}.intro-copy{font-size:16px}}
@media(max-width:760px){.game-header{padding:15px 20px;gap:12px}.brand{font-size:16px;gap:9px}.brand img{width:47px;height:47px}.brand small{font-size:11px}.catalogue-link{font-size:12px;max-width:85px;text-align:right}.game-layout{width:calc(100% - 24px);margin:0 auto;display:block;border-radius:12px}.game-intro{padding:28px 24px 29px}.event-line{font-size:12px;justify-content:space-between;margin-bottom:22px;gap:8px}.event-line>span{font-size:11px;padding:6px 9px}.anniversary{font-size:12px}h1{font-size:clamp(33px,7.6vw,50px);letter-spacing:-1.3px;margin-bottom:18px}h1 br{display:none}h1 em{display:block;margin-top:3px}.intro-copy{font-size:15px;max-width:100%;margin-bottom:22px}.prizes{gap:12px;margin:8px 0 28px;padding:10px 6px 15px}.prize{padding:20px 7px 28px}.prize>span{font-size:10px;letter-spacing:.2px}.prize strong{font-size:clamp(34px,9vw,52px)}.prize-coral strong{font-size:clamp(31px,8vw,46px)}.prize-mint strong{font-size:clamp(29px,7.5vw,43px)}.intro-foot{display:none}.form-card{margin:0 8px 8px;padding:28px 20px;border-radius:9px}h2{font-size:28px}.required-note{font-size:12px}.form-description{font-size:15px}.field-row{gap:12px}.offers-choice{font-size:14px}.game-footer{display:block;margin:23px 0 0;font-size:12px}.game-footer p{margin-bottom:8px}.privacy-details{margin-top:8px;font-size:12px}}
@media(max-width:360px){.field-row{grid-template-columns:1fr;gap:0}.game-intro{padding:25px 18px}.form-card{padding:25px 17px}.prizes{gap:9px}.prize{padding-inline:5px}.prize strong{font-size:33px}.prize-coral strong{font-size:30px}.prize-mint strong{font-size:28px}.prize>span{font-size:9px;letter-spacing:0}.event-line{justify-content:flex-start}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.game-social{margin-top:28px;padding-top:23px;border-top:1px solid #ffffff3b}.game-social h2{font:800 21px/1.3 var(--font);letter-spacing:-.3px;color:white;margin-bottom:8px}.game-social p{font-size:16px;color:#e2eafa;max-width:420px;margin-bottom:15px}.game-social>div{display:flex;gap:12px;flex-wrap:wrap}.game-social a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:9px 18px;border:1px solid #c4d3ea;border-radius:5px;color:white;font-size:14px;font-weight:700;text-decoration:none}.game-social a:hover{background:#ffffff16}.game-social a:focus-visible{outline-color:#ffbc8a}

/* The birthday colours and confetti mirror the homepage invitation. */
.game-intro::before,.game-intro::after{content:"";position:absolute;z-index:-1;width:480px;height:480px;border:1px solid #ffffff20;border-radius:50%;pointer-events:none}
.game-intro::before{right:-220px;top:-170px}
.game-intro::after{left:-230px;top:420px}
.game-confetti,.prize-confetti{position:absolute;inset:0;z-index:-1;pointer-events:none}
.game-confetti i,.prize-confetti i{position:absolute;width:6px;height:14px;border-radius:2px;background:#ff9680;transform:rotate(-25deg)}
.game-confetti i:nth-child(1){left:3%;top:15%}
.game-confetti i:nth-child(2){right:5%;top:1.5%;background:#6de0cb;transform:rotate(25deg)}
.game-confetti i:nth-child(3){right:4%;top:36%;background:#ffe365;transform:rotate(35deg)}
.game-confetti i:nth-child(4){left:3%;bottom:28%;width:7px;height:7px;border-radius:50%;background:#6de0cb}
.game-confetti i:nth-child(5){right:4%;bottom:18%;transform:rotate(35deg)}
.game-confetti i:nth-child(6){left:48%;top:2%;width:5px;height:5px;border-radius:50%;background:#ffe365}
.prize-confetti{z-index:0}
.prize-confetti i:nth-child(1){left:1%;top:-6px;background:#6de0cb;transform:rotate(30deg)}
.prize-confetti i:nth-child(2){left:38%;top:-9px;background:#ffe365;transform:rotate(-30deg)}
.prize-confetti i:nth-child(3){right:0;top:0;width:7px;height:7px;border-radius:50%;background:#ff9680}
.prize-confetti i:nth-child(4){left:4%;bottom:-4px;background:#6de0cb;transform:rotate(-35deg)}
.prize-confetti i:nth-child(5){right:36%;bottom:-12px;width:6px;height:6px;border-radius:50%;background:#ff9680}
.prize-confetti i:nth-child(6){right:2%;bottom:0;background:#ffe365;transform:rotate(35deg)}