:root{--sky:#a9e8ff;--cyan:#37bff0;--navy:#031432;--gold:#ffd45a;--ink:#052d57}
*{box-sizing:border-box}html{scroll-behavior:smooth;background:#010617}body{position:relative;isolation:isolate;margin:0;color:#fff;font-family:var(--font-geist-sans),Arial,sans-serif;background:radial-gradient(ellipse at 8% 20%,rgba(0,100,255,.38),transparent 26rem),radial-gradient(ellipse at 94% 36%,rgba(33,42,255,.32),transparent 31rem),radial-gradient(ellipse at 12% 82%,rgba(103,15,255,.24),transparent 28rem),linear-gradient(112deg,#01040e 0%,#03102d 48%,#010616 100%);background-attachment:fixed}body::before{content:"";position:fixed;z-index:-1;inset:-16%;pointer-events:none;background:radial-gradient(ellipse 95% 42% at -8% 16%,transparent 60%,rgba(24,167,255,.5) 60.35%,rgba(24,167,255,.08) 60.9%,transparent 61.5%),radial-gradient(ellipse 90% 38% at 110% 32%,transparent 57%,rgba(86,64,255,.48) 57.35%,rgba(86,64,255,.08) 58%,transparent 58.7%),radial-gradient(ellipse 105% 46% at -3% 74%,transparent 62%,rgba(119,39,255,.36) 62.35%,rgba(119,39,255,.06) 63%,transparent 63.8%),radial-gradient(ellipse 92% 35% at 108% 88%,transparent 59%,rgba(0,176,255,.42) 59.35%,rgba(0,176,255,.07) 60%,transparent 60.8%);filter:drop-shadow(0 0 1.1rem rgba(20,137,255,.48));animation:light-orbit 14s ease-in-out infinite alternate}body::after{content:"";position:fixed;z-index:-1;inset:0;pointer-events:none;background:radial-gradient(circle at 10% 28%,rgba(78,207,255,.8) 0 .1rem,transparent .25rem),radial-gradient(circle at 91% 16%,rgba(121,99,255,.7) 0 .1rem,transparent .25rem),radial-gradient(circle at 6% 68%,rgba(61,139,255,.7) 0 .08rem,transparent .23rem),radial-gradient(circle at 95% 73%,rgba(84,217,255,.75) 0 .1rem,transparent .25rem),conic-gradient(from 72deg at 2% 42%,transparent 0 43%,rgba(0,144,255,.1) 46%,transparent 50% 100%),conic-gradient(from 252deg at 98% 60%,transparent 0 44%,rgba(98,62,255,.1) 47%,transparent 51% 100%);animation:light-pulse 4.8s ease-in-out infinite alternate}a{color:inherit;text-decoration:none}
@keyframes light-orbit{0%{transform:translate3d(-1.5%,0,0) rotate(-1deg);opacity:.72}100%{transform:translate3d(1.5%,-1%,0) rotate(1deg);opacity:1}}@keyframes light-pulse{0%{opacity:.52}100%{opacity:.95}}
.campaign-shell{width:min(100%,40rem);margin:0 auto;overflow:hidden;background:linear-gradient(180deg,#6ad0f4,#bcecff 52%,#5bcaf2);box-shadow:0 0 5rem rgba(0,75,125,.28)}
.hero-poster{position:relative;min-height:min(92svh,64rem);display:flex;align-items:flex-end;justify-content:center;padding:3rem clamp(1rem,5vw,3rem) 3rem;background:linear-gradient(180deg,rgba(3,35,92,.02) 35%,rgba(3,35,92,.18) 55%,rgba(2,20,62,.92) 100%),url("hero-thunder-god.png") center top/cover no-repeat}
.brand-badge{position:absolute;top:1.35rem;right:1.5rem;width:8rem;height:auto;object-fit:contain;filter:drop-shadow(0 .45rem .8rem rgba(0,32,86,.24))}
.hero-overlay{width:100%;text-align:center;text-shadow:0 .15rem .65rem rgba(0,0,0,.55)}.kicker,.section-heading>p{margin:0 0 .8rem;color:var(--gold);font-size:.78rem;font-weight:900;letter-spacing:.25em}.hero-overlay h1{margin:0;font-size:clamp(2.8rem,7vw,4.8rem);letter-spacing:-.065em;line-height:.95}.hero-overlay h1 b{color:var(--gold);font-size:.55em}.hero-overlay h2{margin:1rem 0 .55rem;color:#ffe6a0;font-size:clamp(1.8rem,4.5vw,3rem)}.hero-prize{margin:0 0 1.45rem;font-size:clamp(.95rem,2vw,1.25rem)}.hero-prize strong{color:var(--gold);font-size:1.3em}
.cta-button{display:inline-flex;flex-direction:column;align-items:center;justify-content:center;min-width:min(100%,17rem);min-height:3.45rem;padding:.5rem 1.6rem;border:.13rem solid #fff0a1;border-radius:999px;background:linear-gradient(#fff08c 0%,#ffc529 52%,#f4a400 100%);box-shadow:0 0 0 .2rem #a86609,inset 0 .16rem .32rem rgba(255,255,255,.75),0 .55rem 1rem rgba(1,18,55,.28);color:#051836;font-size:1.05rem;font-weight:950;line-height:1;text-shadow:0 1px rgba(255,255,255,.5);animation:cta-zoom 1.65s ease-in-out infinite;transform-origin:50% 50%;transition:filter .2s ease}.cta-button small{margin-top:.28rem;font-size:.52rem;letter-spacing:.16em}.cta-button:hover,.cta-button:focus-visible{filter:brightness(1.08)}
@keyframes cta-zoom{0%,100%{transform:scale(1)}50%{transform:scale(1.055)}}
@keyframes cta-card-zoom{0%,100%{transform:translateX(-50%) scale(1)}50%{transform:translateX(-50%) scale(1.055)}}
.rewards-section{padding:clamp(4rem,9vw,7rem) clamp(1rem,5vw,4rem);background:linear-gradient(180deg,rgba(112,205,241,.76),rgba(194,235,250,.68) 48%,rgba(69,185,229,.78)),url("blue-castle-hero.png") center top/cover no-repeat}.section-heading{text-align:center;color:var(--ink)}.section-heading h2{margin:0;color:#fff;font-size:clamp(2.3rem,6vw,4.5rem);font-weight:700;text-shadow:0 .18rem .2rem rgba(0,90,145,.24)}.section-heading h3{margin:1.4rem 0 .8rem;font-size:clamp(1rem,2.2vw,1.4rem);letter-spacing:.12em}.section-note{margin:0 0 .4rem;font-size:clamp(1.05rem,2.5vw,1.55rem);font-weight:850}.section-heading small{font-weight:700;letter-spacing:.06em;opacity:.76}
.benefits-panel{display:grid;grid-template-columns:repeat(4,1fr);gap:.55rem;padding:1.5rem 1rem;border:1px solid rgba(255,211,90,.72);border-radius:1.35rem;background:linear-gradient(145deg,#0b3555,#061f3d);box-shadow:0 .85rem 1.7rem rgba(4,69,105,.2)}.benefit-item{display:flex;min-width:0;flex-direction:column;align-items:center;text-align:center}.benefit-icon{display:grid;width:4.15rem;aspect-ratio:1;place-items:center;margin-bottom:.85rem;border:1px solid rgba(255,211,90,.2);border-radius:1.05rem;background:linear-gradient(145deg,rgba(17,67,106,.9),rgba(6,34,67,.92));box-shadow:inset 0 0 1rem rgba(52,143,215,.13)}.benefit-icon svg{width:2.4rem;fill:none;stroke:#ffd15b;stroke-width:2.7;stroke-linecap:round;stroke-linejoin:round}.benefit-item strong{color:#fff;font-size:.78rem;line-height:1.15}.benefit-item span{margin-top:.4rem;color:#8ca6c1;font-size:.58rem;line-height:1.25}
.reward-list{display:grid;gap:1.35rem;width:88%;margin:2.5rem auto 0}.reward-card{position:relative;min-height:16.8rem;overflow:hidden;border:.1rem solid #f7d889;border-radius:1.15rem;background-image:linear-gradient(90deg,rgba(1,7,24,.08) 0%,rgba(1,7,24,.18) 47%,rgba(1,7,24,0) 70%),url("reward-free-spin.png");background-position:center;background-size:cover;background-repeat:no-repeat;box-shadow:inset 0 0 0 .14rem rgba(255,255,255,.06),0 .75rem 1.5rem rgba(2,48,92,.22);color:#fff}.reward-card:nth-child(2){background-image:linear-gradient(90deg,rgba(1,7,24,.08) 0%,rgba(1,7,24,.18) 47%,rgba(1,7,24,0) 70%),url("reward-welcome-100.png")}.reward-card:nth-child(3){background-image:linear-gradient(90deg,rgba(1,7,24,.08) 0%,rgba(1,7,24,.18) 47%,rgba(1,7,24,0) 70%),url("reward-daily-20.png")}.reward-card:nth-child(4){background-image:linear-gradient(90deg,rgba(1,7,24,.08) 0%,rgba(1,7,24,.18) 47%,rgba(1,7,24,0) 70%),url("reward-fish-50.png")}.reward-card::before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent 36%,rgba(255,221,132,.06) 49%,transparent 62%);pointer-events:none}.reward-copy{position:absolute;z-index:2;top:1.2rem;bottom:4.65rem;left:1.45rem;display:flex;width:49%;flex-direction:column;justify-content:center;color:#fff;text-shadow:0 .12rem .4rem rgba(0,0,0,.9)}.tier{margin:0;color:#ffe08a;font-size:clamp(1.25rem,3.4vw,1.8rem);font-weight:950}.tier-en{margin:.08rem 0 .55rem;color:#60e6ff;font-size:.76rem;font-weight:900;letter-spacing:.07em}.reward-divider{display:flex;align-items:center;gap:.45rem;width:max-content;padding:.24rem .55rem;border-block:1px solid rgba(255,220,125,.65);color:#fff;font-size:.75rem;font-weight:850}.reward-divider span{color:#ffe9a8}.reward-copy>strong{display:block;margin-top:.48rem;color:#ffd659;font-size:clamp(2.05rem,5.3vw,3.35rem);line-height:.95;letter-spacing:-.05em;text-shadow:0 .08rem 0 #8a4f00,0 0 .55rem rgba(255,204,60,.3);white-space:nowrap}.reward-note{margin:.5rem 0 0;color:#fff;font-size:.62rem;font-weight:850;line-height:1.2}.reward-card>.cta-button{position:absolute;z-index:4;left:50%;bottom:.8rem;min-width:min(58%,13.5rem);min-height:2.85rem;padding:.38rem 1.2rem;font-size:.88rem;animation-name:cta-card-zoom;transform:translateX(-50%);transform-origin:50% 50%}.reward-card>.cta-button small{margin-top:.2rem;font-size:.43rem}
.partnership-banner{width:100%;margin:0 0 2.25rem;overflow:hidden;background:#eef9ff;box-shadow:0 .7rem 1.5rem rgba(2,75,118,.18)}.partnership-banner img{display:block;width:100%;height:auto;object-fit:contain}
footer{display:flex;justify-content:space-between;gap:1rem;padding:1.4rem 2rem;color:#b7dfff;background:var(--navy);font-size:.72rem;letter-spacing:.08em}
@media(max-width:700px){.campaign-shell{width:100%}.hero-poster{min-height:46rem;padding-bottom:3rem;background-position:center top}.brand-badge{top:1rem;right:1rem;width:4.3rem;border-radius:1.1rem}.brand-badge span{font-size:2.5rem}.hero-overlay h1{font-size:clamp(2.7rem,14vw,4.5rem)}.benefits-panel{grid-template-columns:repeat(2,1fr);gap:1.15rem .5rem;padding:1.35rem .8rem}.benefit-icon{width:3.8rem;margin-bottom:.65rem}.benefit-item strong{font-size:.76rem}.benefit-item span{font-size:.56rem}.reward-list{width:92%}.reward-card{min-height:18.2rem;background-position:56% center}.reward-copy{top:1rem;bottom:4.4rem;left:1rem;width:54%}.reward-copy>strong{font-size:clamp(1.9rem,9vw,3rem);white-space:normal}.reward-note{font-size:.58rem}.cta-button{min-width:min(82%,18rem)}footer{flex-direction:column;align-items:center;text-align:center}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}body::before,body::after,.cta-button{animation:none}.cta-button{transition:none}}
@media(max-width:700px){.brand-badge{top:1rem;right:1rem;width:6.5rem;height:auto}}