:root {
  --ad-colour-purple: #6d28d9;
  --ad-colour-deep: #190d35;
  --ad-colour-pink: #d946ef;
  --ad-colour-red: #e63955;
  --ad-colour-green: #138a67;
  --ad-colour-gold: #f4b740;
  --ad-colour-ink: #151827;
  --ad-colour-copy: #596379;
  --ad-colour-paper: #fbfaff;
}

.ad-colouring-page,
.ad-colouring-page * { box-sizing: border-box; }
.ad-colouring-page { overflow: hidden; background: var(--ad-colour-paper); color: var(--ad-colour-copy); }
.ad-colouring-shell { position: relative; z-index: 2; width: min(1220px, calc(100% - 56px)); margin-inline: auto; }
.ad-colouring-page h1,
.ad-colouring-page h2,
.ad-colouring-page h3,
.ad-colouring-page p { margin-top: 0; }

.ad-colouring-hero {
  position: relative;
  min-height: 790px;
  overflow: hidden;
  padding: clamp(74px, 8vw, 116px) 0 90px;
  background:
    radial-gradient(circle at 76% 26%, rgba(255,255,255,.94) 0 4%, transparent 35%),
    radial-gradient(circle at 9% 10%, rgba(217,70,239,.10), transparent 27%),
    linear-gradient(135deg, #fff 0%, #f5efff 48%, #ecf8f4 100%);
}
.ad-colouring-hero::before {
  position: absolute;
  top: -360px;
  right: -220px;
  width: 850px;
  height: 850px;
  border: 1px solid rgba(109,40,217,.11);
  border-radius: 50%;
  box-shadow: 0 0 0 105px rgba(109,40,217,.035), 0 0 0 210px rgba(109,40,217,.022);
  content: '';
}
.ad-colouring-hero::after {
  position: absolute;
  right: 12%;
  bottom: -135px;
  width: 460px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255,255,255,.82);
  box-shadow: -270px 35px 0 45px rgba(255,255,255,.68), 265px 22px 0 24px rgba(255,255,255,.68);
  content: '';
  filter: blur(2px);
}
.ad-colouring-snow { position: absolute; inset: 0; opacity: .55; pointer-events: none; }
.ad-colouring-snow::before,
.ad-colouring-snow::after {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, #6d28d9 1.2px, transparent 1.5px);
  background-position: 0 0, 28px 22px;
  background-size: 64px 64px;
  content: '';
  -webkit-mask-image: linear-gradient(90deg, #000, transparent 32%, transparent 70%, #000);
  mask-image: linear-gradient(90deg, #000, transparent 32%, transparent 70%, #000);
}
.ad-colouring-snow::after { background-size: 98px 98px; opacity: .38; transform: translate(32px, 18px); }
.ad-colouring-hero__grid { display: grid; grid-template-columns: minmax(0, .92fr) minmax(390px, .72fr); gap: clamp(54px, 8vw, 112px); align-items: center; }
.ad-colouring-hero__copy { position: relative; z-index: 2; }
.ad-colouring-kicker { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 21px; color: var(--ad-colour-purple); font-size: 11px; font-weight: 850; letter-spacing: .15em; text-transform: uppercase; }
.ad-colouring-kicker i { display: grid; width: 25px; height: 25px; place-items: center; border-radius: 50%; background: #efe6ff; color: #8b42e8; font-size: 12px; font-style: normal; }
.ad-colouring-hero h1 { max-width: 750px; margin-bottom: 28px; color: var(--ad-colour-ink); font-size: clamp(56px, 6.5vw, 94px); line-height: .96; letter-spacing: -.068em; }
.ad-colouring-hero h1 em { color: var(--ad-colour-purple); font-style: normal; }
.ad-colouring-hero__copy > p { max-width: 650px; margin-bottom: 34px; color: #4e5870; font-size: clamp(17px, 1.45vw, 20px); line-height: 1.67; }
.ad-colouring-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.ad-colouring-button { display: inline-flex; min-height: 56px; align-items: center; justify-content: center; gap: 18px; padding: 13px 23px; border: 2px solid var(--ad-colour-purple); border-radius: 999px; font-size: 13px; font-weight: 800; text-decoration: none !important; transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease; }
.ad-colouring-button:hover { transform: translateY(-2px); }
.ad-colouring-button--primary { background: linear-gradient(120deg, #6d28d9, #8c38e8); box-shadow: 0 14px 30px rgba(109,40,217,.22); color: #fff !important; }
.ad-colouring-button--primary:hover { box-shadow: 0 18px 34px rgba(109,40,217,.3); color: #fff !important; }
.ad-colouring-button--secondary { background: rgba(255,255,255,.8); color: #54209d !important; }
.ad-colouring-button--secondary:hover { background: #fff; color: #54209d !important; }
.ad-colouring-quick { display: flex; flex-wrap: wrap; gap: 20px 28px; margin-top: 37px; padding-top: 27px; border-top: 1px solid rgba(62,43,90,.13); }
.ad-colouring-quick span { display: inline-flex; align-items: center; gap: 9px; color: #262c3d; font-size: 12px; }
.ad-colouring-quick svg { width: 22px; height: 22px; padding: 4px; border-radius: 7px; background: #efe8fb; fill: none; stroke: var(--ad-colour-purple); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ad-colouring-hero__art { position: relative; width: min(100%, 445px); justify-self: center; transform: rotate(2.2deg); }
.ad-colouring-art-card { position: relative; padding: 14px; border: 1px solid rgba(44,31,63,.14); border-radius: 17px; background: #fff; box-shadow: 0 30px 75px rgba(40,25,70,.18); }
.ad-colouring-art-card::after { position: absolute; inset: 14px; border: 1px solid rgba(109,40,217,.08); border-radius: 8px; content: ''; pointer-events: none; }
.ad-colouring-art-card img { display: block; width: 100%; height: auto; border-radius: 8px; }
.ad-colouring-art-card__tape { position: absolute; z-index: 2; top: -18px; left: 50%; width: 110px; height: 38px; background: rgba(238,218,117,.7); box-shadow: 0 2px 5px rgba(69,52,27,.11); transform: translateX(-50%) rotate(-3deg); }
.ad-colouring-doodle { position: absolute; z-index: 3; display: grid; place-items: center; color: var(--ad-colour-purple); filter: drop-shadow(0 10px 15px rgba(46,31,70,.14)); }
.ad-colouring-doodle--star { top: 12%; right: -46px; font-size: 53px; transform: rotate(12deg); }
.ad-colouring-doodle--gift { bottom: 12%; left: -47px; width: 78px; height: 78px; border: 6px solid #fff; border-radius: 24px; background: #efe3ff; font-size: 35px; transform: rotate(-10deg); }

.ad-colouring-prizes { position: relative; padding: 112px 0; background: #fff; }
.ad-colouring-prizes::before { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(109,40,217,.025), transparent 42%); content: ''; }
.ad-colouring-heading { display: grid; grid-template-columns: minmax(0, .95fr) minmax(280px, .65fr); gap: clamp(45px, 8vw, 120px); align-items: end; margin-bottom: 50px; }
.ad-colouring-heading > div > span { display: block; margin-bottom: 13px; color: var(--ad-colour-purple); font-size: 10px; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.ad-colouring-heading h2 { margin-bottom: 0; color: var(--ad-colour-ink); font-size: clamp(40px, 4.5vw, 63px); line-height: 1.02; letter-spacing: -.055em; }
.ad-colouring-heading > p { margin-bottom: 5px; color: #626b7d; font-size: 16px; line-height: 1.68; }
.ad-colouring-prize-partner { display: grid; justify-items: start; align-content: end; gap: 10px; }
.ad-colouring-prize-partner > span { color: #71667c; font-size: 9px; font-weight: 850; letter-spacing: .16em; text-transform: uppercase; }
.ad-colouring-prize-partner img { display: block; width: min(245px, 72%); height: auto; filter: drop-shadow(0 9px 14px rgba(151, 21, 28, .12)); }
.ad-colouring-prize-partner p { max-width: 520px; margin: 2px 0 0; color: #626b7d; font-size: 15px; line-height: 1.58; }
.ad-colouring-prize-grid { display: grid; grid-template-columns: 1.08fr 1fr 1fr; gap: 16px; }
.ad-colouring-prize { position: relative; min-height: 270px; overflow: hidden; padding: 34px; border: 1px solid #e4dcec; border-radius: 25px; background: linear-gradient(145deg, #fff, #f7f3fb); box-shadow: 0 20px 50px rgba(44,30,70,.08); }
.ad-colouring-prize::before { position: absolute; right: -80px; bottom: -100px; width: 240px; height: 240px; border: 1px solid rgba(109,40,217,.13); border-radius: 50%; box-shadow: 0 0 0 45px rgba(109,40,217,.035); content: ''; }
.ad-colouring-prize > span { display: inline-flex; padding: 7px 10px; border-radius: 999px; background: #eee6fa; color: #6524b4; font-size: 9px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.ad-colouring-prize strong { display: block; margin: 32px 0 8px; color: var(--ad-colour-ink); font-size: 66px; line-height: .9; letter-spacing: -.065em; }
.ad-colouring-prize p { position: relative; z-index: 2; max-width: 180px; margin-bottom: 0; color: #697286; font-size: 13px; font-weight: 700; line-height: 1.45; }
.ad-colouring-prize i { position: absolute; top: 28px; right: 30px; color: #b18ae8; font-size: 32px; font-style: normal; }
.ad-colouring-prize--first { border-color: transparent; background: radial-gradient(circle at 92% 3%, rgba(255,255,255,.2), transparent 29%), linear-gradient(145deg, #502098, #7b2fd1); color: #fff; box-shadow: 0 24px 60px rgba(82,31,152,.23); }
.ad-colouring-prize--first > span { background: rgba(255,255,255,.14); color: #fff; }
.ad-colouring-prize--first strong,
.ad-colouring-prize--first p { color: #fff; }
.ad-colouring-prize--first p { opacity: .78; }
.ad-colouring-prize--first i { color: #ffd36b; font-size: 40px; }
.ad-colouring-prize--first::before { border-color: rgba(255,255,255,.16); box-shadow: 0 0 0 45px rgba(255,255,255,.04); }
.ad-colouring-prizes__note { margin: 26px 0 0; color: #7b7385; font-size: 12px; text-align: center; }

.ad-colouring-steps { position: relative; overflow: hidden; padding: 110px 0 115px; background: radial-gradient(circle at 80% 12%, rgba(87,65,190,.3), transparent 32%), linear-gradient(145deg, #160c2d, #231047 58%, #132d3d); color: #fff; }
.ad-colouring-steps::before { position: absolute; top: -290px; right: -190px; width: 700px; height: 700px; border: 1px solid rgba(255,255,255,.08); border-radius: 50%; box-shadow: 0 0 0 95px rgba(255,255,255,.025), 0 0 0 180px rgba(255,255,255,.018); content: ''; }
.ad-colouring-heading--light h2 { color: #fff; }
.ad-colouring-heading--light > div > span { color: #c8abf6; }
.ad-colouring-heading--light > p { color: rgba(255,255,255,.64); }
.ad-colouring-step-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.ad-colouring-step-grid article { position: relative; min-height: 300px; padding: 34px 31px; border: 1px solid rgba(255,255,255,.12); border-radius: 23px; background: linear-gradient(145deg, rgba(255,255,255,.105), rgba(255,255,255,.045)); box-shadow: inset 0 1px rgba(255,255,255,.06); }
.ad-colouring-step-grid b { color: #b895ef; font-size: 10px; letter-spacing: .14em; }
.ad-colouring-step-grid article > span { display: grid; width: 57px; height: 57px; margin: 40px 0 31px; place-items: center; border-radius: 17px; background: linear-gradient(145deg, #7430da, #a04de7); box-shadow: 0 15px 30px rgba(0,0,0,.18); color: #fff; font-size: 25px; font-weight: 800; }
.ad-colouring-step-grid h3 { margin-bottom: 12px; color: #fff; font-size: 24px; letter-spacing: -.035em; }
.ad-colouring-step-grid p { margin-bottom: 0; color: rgba(255,255,255,.63); font-size: 14px; line-height: 1.65; }
.ad-colouring-text-link { display: inline-flex; align-items: center; gap: 12px; margin-top: 34px; color: #fff !important; font-size: 13px; font-weight: 800; text-decoration: none !important; }
.ad-colouring-text-link span { color: #c39bf5; font-size: 20px; }

.ad-colouring-entry { position: relative; padding: 120px 0 64px; background: linear-gradient(135deg, #f6f3fb, #fff 52%, #eff8f5); }
.ad-colouring-entry::before { position: absolute; top: 80px; left: -310px; width: 650px; height: 650px; border: 1px solid rgba(109,40,217,.08); border-radius: 50%; box-shadow: 0 0 0 90px rgba(109,40,217,.025); content: ''; }
.ad-colouring-entry__grid { display: grid; grid-template-columns: minmax(280px, .58fr) minmax(570px, 1fr); gap: clamp(50px, 8vw, 110px); align-items: start; }
.ad-colouring-entry__intro { position: sticky; top: 125px; }
.ad-colouring-entry__intro h2 { margin-bottom: 23px; color: var(--ad-colour-ink); font-size: clamp(43px, 4.7vw, 67px); line-height: 1; letter-spacing: -.06em; }
.ad-colouring-entry__intro > p { color: #5d6679; font-size: 16px; line-height: 1.75; }
.ad-colouring-entry__tips { margin-top: 35px; padding: 25px 27px; border: 1px solid rgba(109,40,217,.13); border-radius: 18px; background: rgba(255,255,255,.76); box-shadow: 0 16px 40px rgba(50,34,74,.06); }
.ad-colouring-entry__tips strong { display: block; margin-bottom: 13px; color: var(--ad-colour-ink); font-size: 14px; }
.ad-colouring-entry__tips ul { display: grid; gap: 10px; margin: 0; padding: 0; list-style: none; }
.ad-colouring-entry__tips li { position: relative; padding-left: 21px; color: #646d80; font-size: 12px; line-height: 1.5; }
.ad-colouring-entry__tips li::before { position: absolute; top: 2px; left: 0; color: var(--ad-colour-green); content: '✓'; font-weight: 900; }
.ad-colouring-form-card { overflow: hidden; border: 1px solid rgba(63,43,87,.12); border-radius: 28px; background: rgba(255,255,255,.96); box-shadow: 0 30px 75px rgba(46,31,68,.11); }
.ad-colouring-form-card__heading { padding: 37px 42px 29px; border-bottom: 1px solid #ece6f1; background: linear-gradient(135deg, #fff, #f7f1ff); }
.ad-colouring-form-card__heading > span { display: block; margin-bottom: 9px; color: var(--ad-colour-purple); font-size: 9px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.ad-colouring-form-card__heading h3 { margin-bottom: 7px; color: var(--ad-colour-ink); font-size: 32px; letter-spacing: -.045em; }
.ad-colouring-form-card__heading p { margin-bottom: 0; color: #777e8e; font-size: 12px; }
.ad-colouring-form { display: grid; gap: 27px; padding: 36px 42px 42px; }
.ad-colouring-fields { display: grid; gap: 21px; }
.ad-colouring-fields--two { grid-template-columns: 1fr 1fr; }
.ad-colouring-form label { color: #252b3b; font-size: 12px; font-weight: 750; }
.ad-colouring-form label > span { color: #b51d43; }
.ad-colouring-form label > small { margin-left: 5px; color: #7e8492; font-size: 9px; font-weight: 650; }
.ad-colouring-form input[type='text'],
.ad-colouring-form input[type='email'],
.ad-colouring-form input[type='tel'],
.ad-colouring-form textarea { display: block; width: 100%; margin-top: 8px; border: 1px solid #dcdde7; border-radius: 12px; background: #f7f8fb; color: #161b2a; outline: 0; transition: border-color .18s ease, background .18s ease, box-shadow .18s ease; }
.ad-colouring-form input[type='text'],
.ad-colouring-form input[type='email'],
.ad-colouring-form input[type='tel'] { height: 52px; padding: 0 15px; }
.ad-colouring-form textarea { min-height: 105px; padding: 14px 15px; resize: vertical; }
.ad-colouring-form input:focus,
.ad-colouring-form textarea:focus { border-color: #8d5fd0; background: #fff; box-shadow: 0 0 0 4px rgba(109,40,217,.09); }
.ad-colouring-fields label > small:last-child { display: block; margin: 6px 0 0; }
.ad-colouring-upload { position: relative; display: grid; min-height: 184px; place-items: center; align-content: center; gap: 9px; padding: 25px; border: 2px dashed #cbb9df; border-radius: 18px; background: #faf7fd; text-align: center; cursor: pointer; transition: border-color .18s ease, background .18s ease, transform .18s ease; }
.ad-colouring-upload:hover,
.ad-colouring-upload.is-dragging { border-color: #7a37c8; background: #f3ebfe; transform: translateY(-1px); }
.ad-colouring-upload.has-file { border-style: solid; border-color: #68b89d; background: #f2fbf7; }
.ad-colouring-upload input { position: absolute; width: 1px; height: 1px; overflow: hidden; opacity: 0; }
.ad-colouring-upload i { display: grid; width: 49px; height: 49px; place-items: center; border-radius: 15px; background: #ede2fb; color: var(--ad-colour-purple); }
.ad-colouring-upload.has-file i { background: #dff4ea; color: var(--ad-colour-green); }
.ad-colouring-upload svg { width: 24px; height: 24px; fill: none; stroke: currentColor; stroke-width: 1.9; stroke-linecap: round; stroke-linejoin: round; }
.ad-colouring-upload strong { color: #252a39; font-size: 14px; }
.ad-colouring-upload > span { max-width: 440px; color: #737b8c; font-size: 10px; font-weight: 650; line-height: 1.4; }
.ad-colouring-note { display: block; }
.ad-colouring-consents { display: grid; gap: 12px; }
.ad-colouring-check { position: relative; display: grid; grid-template-columns: 32px minmax(0,1fr); gap: 15px; align-items: center; min-height: 84px; padding: 17px 19px; border: 1px solid #e0d8e9; border-radius: 17px; background: linear-gradient(135deg, #fff, #faf7fd); box-shadow: 0 10px 28px rgba(54,35,78,.045); color: #596276 !important; cursor: pointer; transition: border-color .18s ease, background .18s ease, box-shadow .18s ease, transform .18s ease; }
.ad-colouring-check:hover { border-color: #bda1dd; box-shadow: 0 14px 32px rgba(74,38,116,.09); transform: translateY(-1px); }
.ad-colouring-check:has(input:checked) { border-color: #7540bb; background: linear-gradient(135deg, #f8f2ff, #fff); box-shadow: 0 14px 34px rgba(105,49,171,.12), inset 4px 0 0 #7130bd; }
.ad-colouring-check input { appearance: none; display: grid; width: 30px; height: 30px; margin: 0; place-items: center; border: 1.5px solid #b9aec7; border-radius: 10px; background: #fff; box-shadow: 0 3px 8px rgba(42,30,59,.06); cursor: pointer; transition: border-color .18s ease, background .18s ease, box-shadow .18s ease, transform .18s ease; }
.ad-colouring-check input::after { color: #fff; content: '✓'; font-size: 16px; font-weight: 900; opacity: 0; transform: scale(.45) rotate(-8deg); transition: opacity .15s ease, transform .18s ease; }
.ad-colouring-check input:checked { border-color: transparent; background: linear-gradient(145deg, #7832d2, #5b23a8); box-shadow: 0 7px 16px rgba(103,40,181,.25); transform: scale(1.03); }
.ad-colouring-check input:checked::after { opacity: 1; transform: scale(1) rotate(0); }
.ad-colouring-check input:focus-visible { outline: 3px solid rgba(109,40,217,.2); outline-offset: 3px; }
.ad-colouring-check b { display: block; margin-bottom: 4px; color: #252b3b; font-size: 12px; line-height: 1.35; }
.ad-colouring-check small { display: block; color: #667084; font-size: 10.5px; font-weight: 600; line-height: 1.55; }
.ad-colouring-check a { color: #5f24a8 !important; font-weight: 800; text-underline-offset: 2px; }
.ad-colouring-submit { display: flex; width: 100%; min-height: 56px; align-items: center; justify-content: center; gap: 19px; padding: 13px 20px; border: 0; border-radius: 999px; background: linear-gradient(110deg, #6727c1, #8132d6); box-shadow: 0 14px 30px rgba(103,39,193,.21); color: #fff; font-size: 13px; font-weight: 850; cursor: pointer; transition: transform .2s ease, box-shadow .2s ease; }
.ad-colouring-submit:hover { box-shadow: 0 18px 35px rgba(103,39,193,.29); transform: translateY(-2px); }
.ad-colouring-submit:disabled { cursor: wait; opacity: .72; transform: none; }
.ad-colouring-submit i { font-size: 18px; font-style: normal; }
.ad-colouring-form__note { margin: -11px 0 0; color: #818797; font-size: 9.5px; line-height: 1.5; text-align: center; }
.ad-colouring-form__feedback { min-height: 0; margin: -8px 0; color: #b4233f; font-size: 11px; font-weight: 750; text-align: center; }
.ad-colouring-honeypot { position: absolute !important; left: -9999px !important; width: 1px !important; height: 1px !important; overflow: hidden !important; }
.ad-colouring-error { display: grid; gap: 4px; margin: 27px 42px 0; padding: 14px 16px; border: 1px solid #f0bdc8; border-radius: 12px; background: #fff3f5; color: #8f1e36; font-size: 11px; line-height: 1.45; }
.ad-colouring-error strong { font-size: 12px; }
.ad-colouring-success { display: flex; min-height: 630px; align-items: center; justify-content: center; flex-direction: column; padding: 55px; text-align: center; }
.ad-colouring-success > span { display: grid; width: 76px; height: 76px; margin-bottom: 24px; place-items: center; border-radius: 25px; background: linear-gradient(145deg, #dff8ec, #c9f0df); color: #087b56; font-size: 35px; font-weight: 900; }
.ad-colouring-success small { color: var(--ad-colour-purple); font-size: 9px; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.ad-colouring-success h3 { margin: 12px 0 15px; color: var(--ad-colour-ink); font-size: 43px; letter-spacing: -.055em; }
.ad-colouring-success p { max-width: 470px; color: #667084; font-size: 14px; line-height: 1.67; }
.ad-colouring-success a { display: inline-flex; margin-top: 12px; color: #5e24a8 !important; font-size: 12px; font-weight: 800; }

.ad-colouring-terms { padding: 44px 0 64px; background: #fff; }
.ad-colouring-terms__inner { display: grid; grid-template-columns: minmax(300px, .7fr) minmax(0, 1fr); gap: clamp(50px, 9vw, 135px); padding: 48px 52px; border: 1px solid #e7dfed; border-radius: 26px; background: linear-gradient(135deg, #fbf9fd, #fff); box-shadow: 0 20px 55px rgba(47,31,69,.06); }
.ad-colouring-terms__inner > div:first-child > span { display: block; margin-bottom: 12px; color: var(--ad-colour-purple); font-size: 9px; font-weight: 850; letter-spacing: .14em; text-transform: uppercase; }
.ad-colouring-terms h2 { margin: 0; color: var(--ad-colour-ink); font-size: 35px; line-height: 1.08; letter-spacing: -.045em; }
.ad-colouring-terms__inner > div:last-child { display: grid; gap: 16px; }
.ad-colouring-terms p { margin: 0; color: #687185; font-size: 12px; line-height: 1.7; }
.ad-colouring-terms strong { color: #282e3d; }

@media (max-width: 1020px) {
  .ad-colouring-hero__grid { grid-template-columns: minmax(0, 1fr) 360px; gap: 45px; }
  .ad-colouring-entry__grid { grid-template-columns: 1fr; }
  .ad-colouring-entry__intro { position: static; max-width: 700px; }
  .ad-colouring-entry__tips { max-width: 590px; }
}

@media (max-width: 780px) {
  .ad-colouring-shell { width: min(100% - 34px, 620px); }
  .ad-colouring-hero { min-height: 0; padding: 68px 0 76px; }
  .ad-colouring-hero__grid { grid-template-columns: 1fr; gap: 70px; }
  .ad-colouring-hero h1 { font-size: clamp(53px, 15vw, 72px); }
  .ad-colouring-hero__copy > p { font-size: 16px; }
  .ad-colouring-hero__art { width: min(88%, 430px); }
  .ad-colouring-heading { grid-template-columns: 1fr; gap: 17px; margin-bottom: 35px; }
  .ad-colouring-heading h2 { font-size: 42px; }
  .ad-colouring-heading > p { font-size: 14px; }
  .ad-colouring-prize-partner { gap: 8px; }
  .ad-colouring-prize-partner img { width: min(215px, 65%); }
  .ad-colouring-prize-partner p { font-size: 14px; }
  .ad-colouring-prizes,
  .ad-colouring-steps { padding: 78px 0; }
  .ad-colouring-entry { padding: 78px 0 52px; }
  .ad-colouring-terms { padding: 38px 0 52px; }
  .ad-colouring-prize-grid,
  .ad-colouring-step-grid { grid-template-columns: 1fr; }
  .ad-colouring-prize { min-height: 220px; }
  .ad-colouring-step-grid article { min-height: 260px; }
  .ad-colouring-fields--two { grid-template-columns: 1fr; }
  .ad-colouring-form-card__heading { padding: 30px 25px 25px; }
  .ad-colouring-form { gap: 23px; padding: 29px 25px 32px; }
  .ad-colouring-error { margin: 22px 25px 0; }
  .ad-colouring-terms__inner { grid-template-columns: 1fr; gap: 27px; padding: 35px 28px; }
}

@media (max-width: 500px) {
  .ad-colouring-shell { width: calc(100% - 28px); }
  .ad-colouring-kicker { font-size: 9px; letter-spacing: .12em; }
  .ad-colouring-hero h1 { font-size: clamp(47px, 14.5vw, 62px); }
  .ad-colouring-hero__actions { display: grid; }
  .ad-colouring-button { width: 100%; justify-content: space-between; padding-inline: 20px; }
  .ad-colouring-quick { display: grid; grid-template-columns: 1fr 1fr; gap: 15px; }
  .ad-colouring-quick span:last-child { grid-column: auto; }
  .ad-colouring-doodle--star { right: -20px; }
  .ad-colouring-doodle--gift { left: -20px; width: 65px; height: 65px; font-size: 28px; }
  .ad-colouring-heading h2 { font-size: 37px; }
  .ad-colouring-prize { padding: 27px; border-radius: 21px; }
  .ad-colouring-prize strong { font-size: 58px; }
  .ad-colouring-entry__intro h2 { font-size: 44px; }
  .ad-colouring-upload { min-height: 170px; padding: 20px 15px; }
  .ad-colouring-check { grid-template-columns: 30px minmax(0,1fr); gap: 12px; min-height: 0; padding: 15px; border-radius: 15px; }
  .ad-colouring-check input { width: 28px; height: 28px; border-radius: 9px; }
  .ad-colouring-success { min-height: 520px; padding: 35px 24px; }
  .ad-colouring-success h3 { font-size: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  .ad-colouring-button,
  .ad-colouring-submit,
  .ad-colouring-upload { transition: none; }
}