.splash-grid{display:grid;grid-template-columns:180px 80px 180px 80px 400px;align-items:center;justify-content:center;gap:0;width:100%;max-width:1200px;height:400px;position:relative;padding:0 20px}@media(max-width:768px){.splash-grid{grid-template-columns:80px 40px 80px 40px 200px;height:250px;padding:0 10px;gap:10px}}@media(max-width:480px){.splash-grid{grid-template-columns:60px 30px 60px 30px 150px;height:200px;padding:0 5px;gap:8px}}.grid-cell{display:flex;align-items:center;justify-content:center;position:relative;height:100%}.book-visual{position:relative;width:180px;height:240px;background:linear-gradient(135deg,#6b5443,#463528);border-radius:8px;box-shadow:0 20px 60px #281c1273,inset 0 0 0 1px #ffffff1a;transform-style:preserve-3d;opacity:0}@media(max-width:768px){.book-visual{width:80px;height:110px;border-radius:4px}}@media(max-width:480px){.book-visual{width:60px;height:80px;border-radius:3px}}.book-visual-appear{animation:bookAppear 1.6s cubic-bezier(.16,1,.3,1) forwards}@keyframes bookAppear{0%{opacity:0;transform:scale(.85) translateY(40px)}60%{transform:scale(1.02) translateY(-5px)}to{opacity:1;transform:scale(1) translateY(0)}}.book-spine{position:absolute;left:0;top:0;width:20px;height:100%;background:linear-gradient(180deg,#b5764f,#8a5333);border-radius:8px 0 0 8px;box-shadow:inset -2px 0 4px #0003}@media(max-width:768px){.book-spine{width:8px;border-radius:4px 0 0 4px}}@media(max-width:480px){.book-spine{width:6px;border-radius:3px 0 0 3px}}.book-pages{position:absolute;right:4px;top:4px;bottom:4px;width:8px;background:repeating-linear-gradient(180deg,#fdf8f0,#fdf8f0 2px,#f1e7d6 2px,#f1e7d6 4px);border-radius:0 4px 4px 0;box-shadow:-2px 0 4px #0000001a}@media(max-width:768px){.book-pages{right:2px;top:2px;bottom:2px;width:4px;border-radius:0 2px 2px 0}}@media(max-width:480px){.book-pages{right:1px;top:1px;bottom:1px;width:3px;border-radius:0 2px 2px 0}}.book-title{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:120px;height:140px;border:2px solid rgba(255,255,255,.3);border-radius:4px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px}@media(max-width:768px){.book-title{width:50px;height:60px;gap:4px;border-width:1px}}@media(max-width:480px){.book-title{width:40px;height:50px;gap:3px;border-width:1px}}.title-line{width:80px;height:3px;background:#ffffff80;border-radius:2px}.title-line:nth-child(2){width:60px}@media(max-width:768px){.title-line{width:35px;height:2px}.title-line:nth-child(2){width:25px}}@media(max-width:480px){.title-line{width:25px;height:1.5px}.title-line:nth-child(2){width:20px}}.book-duplicate{position:absolute;width:180px;height:240px;background:linear-gradient(135deg,#6e7150,#474a2e);border-radius:8px;box-shadow:0 20px 60px #463c2866,inset 0 0 0 1px #ffffff1a;opacity:0;left:50%;top:50%;transform:translate(-50%,-50%)}@media(max-width:768px){.book-duplicate{width:80px;height:110px;border-radius:4px}}@media(max-width:480px){.book-duplicate{width:60px;height:80px;border-radius:3px}}.book-duplicate-1{background:linear-gradient(135deg,#c7a878,#9a7a4f);box-shadow:0 20px 60px #785a3766}.book-duplicate-2{background:linear-gradient(135deg,#a86a52,#7a4636);box-shadow:0 20px 60px #6e463766}.book-multiply{animation:bookMultiply 2.1s cubic-bezier(.16,1,.3,1) forwards}@keyframes bookMultiply{0%{opacity:0;transform:translate(-50%,-50%) scale(1)}30%{opacity:.5;transform:translate(calc(-50% + var(--tx) * .3),calc(-50% + var(--ty) * .3)) scale(.95)}60%{opacity:1}to{opacity:1;transform:translate(calc(-50% + var(--tx)),calc(-50% + var(--ty))) scale(.8)}}@media(max-width:768px){@keyframes bookMultiply{0%{opacity:0;transform:translate(-50%,-50%) scale(1)}30%{opacity:.5;transform:translate(calc(-50% + var(--tx) * .5),calc(-50% + var(--ty) * .5)) scale(.95)}60%{opacity:1}to{opacity:1;transform:translate(calc(-50% + var(--tx) * .5),calc(-50% + var(--ty) * .5)) scale(.7)}}}@media(max-width:480px){@keyframes bookMultiply{0%{opacity:0;transform:translate(-50%,-50%) scale(1)}30%{opacity:.5;transform:translate(calc(-50% + var(--tx) * .35),calc(-50% + var(--ty) * .35)) scale(.95)}60%{opacity:1}to{opacity:1;transform:translate(calc(-50% + var(--tx) * .35),calc(-50% + var(--ty) * .35)) scale(.6)}}}.glow-effect{position:absolute;top:-20px;right:-20px;bottom:-20px;left:-20px;background:radial-gradient(circle,rgba(210,150,90,.45) 0%,transparent 70%);opacity:0;border-radius:50%;filter:blur(20px)}.glow-active{animation:glowPulse 2.5s cubic-bezier(.4,0,.6,1) infinite}@keyframes glowPulse{0%,to{opacity:.4;transform:scale(1)}50%{opacity:.7;transform:scale(1.2)}}.plus-icon{font-size:48px;font-weight:300;color:#ffffffe6;opacity:0;text-shadow:0 0 20px rgba(220,160,100,.8)}@media(max-width:768px){.plus-icon{font-size:20px}}@media(max-width:480px){.plus-icon{font-size:16px}}.ideas-icon-container{width:128px;height:128px;border-width:2px}@media(max-width:768px){.ideas-icon-container{width:80px;height:80px;border-width:1.5px}}@media(max-width:480px){.ideas-icon-container{width:60px;height:60px;border-width:1px}}.ideas-icon{font-size:48px;line-height:1}@media(max-width:768px){.ideas-icon{font-size:28px}}@media(max-width:480px){.ideas-icon{font-size:20px}}.plus-appear{animation:plusAppear 1.2s cubic-bezier(.16,1,.3,1) forwards}@keyframes plusAppear{0%{opacity:0;transform:scale(0) rotate(180deg)}60%{transform:scale(1.1) rotate(-10deg)}to{opacity:1;transform:scale(1) rotate(0)}}.equals-icon{font-size:48px;font-weight:300;color:#ffffffe6;opacity:0;text-shadow:0 0 20px rgba(220,160,100,.8)}@media(max-width:768px){.equals-icon{font-size:24px}}@media(max-width:480px){.equals-icon{font-size:18px}}.equals-appear{animation:equalsAppear 1.2s cubic-bezier(.16,1,.3,1) forwards}@keyframes equalsAppear{0%{opacity:0;transform:translate(-50px) scale(.8)}60%{transform:translate(5px) scale(1.05)}to{opacity:1;transform:translate(0) scale(1)}}.text-fade-in{opacity:0;transform:translateY(20px)}.text-animate{animation:textFadeIn 1.6s cubic-bezier(.16,1,.3,1) forwards}@keyframes textFadeIn{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.letter{display:inline-block;opacity:0}.letter-animate{animation:letterDrop 1s cubic-bezier(.16,1,.3,1) forwards}@keyframes letterDrop{0%{opacity:0;transform:translateY(-30px) rotate(-15deg) scale(.8)}60%{transform:translateY(3px) rotate(2deg) scale(1.05)}to{opacity:1;transform:translateY(0) rotate(0) scale(1)}}.label{font-size:12px;text-transform:uppercase;letter-spacing:.1em;font-weight:600;color:#ffffffb3;position:absolute;width:200px;text-align:center;left:50%;transform:translate(-50%)}@media(max-width:768px){.label{font-size:9px!important;width:90px;letter-spacing:.05em;bottom:20px!important}}@media(max-width:480px){.label{font-size:8px!important;width:70px;letter-spacing:.05em;bottom:15px!important}}.label-animate{animation:labelSlide 1.2s cubic-bezier(.16,1,.3,1) forwards}@keyframes labelSlide{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}