*{
margin:0;
padding:0;
box-sizing:border-box;
}

body{
background:#000;
color:#fff;
font-family:'Inter',sans-serif;
overflow-x:hidden;
cursor:none;
}

.cursor{
width:20px;
height:20px;
border:2px solid #fff;
border-radius:50%;
position:fixed;
top:0;
left:0;
pointer-events:none;
z-index:9999;
transition:transform 0.1s ease-out;
mix-blend-mode:difference;
will-change:transform;
}

.cursor-follower{
width:40px;
height:40px;
border:1px solid rgba(255,255,255,.3);
border-radius:50%;
position:fixed;
top:0;
left:0;
pointer-events:none;
z-index:9998;
transition:transform 0.3s cubic-bezier(0.23, 1, 0.32, 1);
mix-blend-mode:difference;
will-change:transform;
}

.progress-bar{
position:fixed;
top:0;
left:0;
height:3px;
background:linear-gradient(90deg,#fff,#888);
z-index:9997;
transform-origin:left;
transform:scaleX(0);
}

body::before{
content:'';
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
opacity:.03;
pointer-events:none;
z-index:1;
}

.sound-toggle{
position:fixed;
top:30px;
right:30px;
width:50px;
height:50px;
border:2px solid rgba(255,255,255,.3);
border-radius:50%;
display:flex;
align-items:center;
justify-content:center;
cursor:pointer;
z-index:9996;
transition:.3s;
background:rgba(0,0,0,.5);
font-size:11px;
font-weight:700;
letter-spacing:1px;
}

.sound-toggle:hover{
border-color:#fff;
transform:scale(1.1);
}

.sound-toggle::before{
content:'OFF';
}

.sound-toggle.active::before{
content:'ON';
}

section{
min-height:100vh;
padding:80px;
display:flex;
flex-direction:column;
justify-content:center;
position:relative;
opacity:0;
transform:translateY(80px);
transition:1s cubic-bezier(.16,1,.3,1);
}

section.show{
opacity:1;
transform:translateY(0);
}

.hero{
height:100vh;
justify-content:center;
align-items:center;
text-align:center;
}

.hero h1{
font-size:clamp(4rem,12vw,10rem);
font-weight:900;
letter-spacing:20px;
margin-bottom:30px;
background:linear-gradient(180deg,#fff 0%,#666 100%);
-webkit-background-clip:text;
-webkit-text-fill-color:transparent;
background-clip:text;
}

.hero .subtitle{
font-size:clamp(1.2rem,3vw,2rem);
font-weight:400;
letter-spacing:3px;
opacity:0;
animation:fadeInUp 1s ease forwards .5s;
}

.hero .scroll-hint{
position:absolute;
bottom:50px;
left:50%;
transform:translateX(-50%);
font-size:.9rem;
letter-spacing:2px;
opacity:.5;
animation:bounce 2s ease infinite;
}

.chapter h2{
font-size:clamp(2.5rem,6vw,5rem);
font-weight:900;
margin-bottom:40px;
border-left:6px solid #fff;
padding-left:30px;
letter-spacing:4px;
}

.chapter p{
max-width:700px;
font-size:clamp(1.1rem,2vw,1.4rem);
line-height:2;
letter-spacing:1px;
opacity:.9;
}

.chapter .year{
font-size:1rem;
opacity:.5;
margin-bottom:20px;
letter-spacing:3px;
}

.chapter-centered{
text-align:center;
align-items:center;
}

.chapter-centered h2{
border-left:none;
padding-left:0;
margin-left:auto;
margin-right:auto;
}

.chapter-centered p{
margin-left:auto;
margin-right:auto;
}

.stats{
align-items:center;
}

.stats-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
gap:60px;
margin-top:60px;
max-width:1200px;
}

.stat-item{
text-align:center;
padding:40px;
border:1px solid rgba(255,255,255,.2);
transition:.3s;
}

.stat-item:hover{
border-color:#fff;
transform:translateY(-10px);
}

.stat-number{
font-size:4rem;
font-weight:900;
margin-bottom:10px;
background:linear-gradient(180deg,#fff 0%,#888 100%);
-webkit-background-clip:text;
-webkit-text-fill-color:transparent;
background-clip:text;
}

.stat-label{
font-size:1rem;
letter-spacing:2px;
opacity:.7;
}

.world-cup{
background:radial-gradient(circle at center,#111 0%,#000 100%);
}

.world-cup h2{
text-align:center;
border:none;
padding:0;
font-size:clamp(3rem,8vw,7rem);
margin-bottom:60px;
}

.world-cup .trophy{
font-size:6rem;
text-align:center;
margin:40px 0;
font-weight:900;
letter-spacing:10px;
animation:float 3s ease-in-out infinite;
}

.world-cup p{
text-align:center;
margin:0 auto;
font-size:clamp(1.2rem,2.5vw,1.6rem);
}

.legacy{
height:100vh;
align-items:center;
justify-content:center;
text-align:center;
}

.legacy h2{
font-size:clamp(3rem,8vw,8rem);
font-weight:900;
letter-spacing:15px;
margin-bottom:40px;
}

.legacy .quote{
font-size:clamp(1.2rem,3vw,2rem);
font-style:italic;
max-width:800px;
line-height:1.8;
opacity:.8;
margin:0 auto;
}

.legacy .signature{
font-size:3rem;
margin-top:60px;
font-weight:900;
letter-spacing:8px;
opacity:.6;
}

@keyframes fadeInUp{
from{
opacity:0;
transform:translateY(30px);
}
to{
opacity:1;
transform:translateY(0);
}
}

@keyframes bounce{
0%,100%{
transform:translateX(-50%) translateY(0);
}
50%{
transform:translateX(-50%) translateY(-10px);
}
}

@keyframes float{
0%,100%{
transform:translateY(0);
}
50%{
transform:translateY(-20px);
}
}

.chapter-with-image .chapter-content{
display:grid;
grid-template-columns:1fr 1fr;
gap:80px;
align-items:center;
max-width:1400px;
margin:0 auto;
}

.chapter-text{
display:flex;
flex-direction:column;
}

.chapter-with-image .chapter-text h2{
border-left:none;
padding-left:0;
}

.chapter-image{
position:relative;
width:100%;
aspect-ratio:3/4;
overflow:hidden;
border:1px solid rgba(255,255,255,.2);
transition:.5s;
}

.chapter-image img{
width:100%;
height:100%;
object-fit:cover;
filter:grayscale(40%) brightness(0.85);
transition:.8s;
}

.chapter-image:hover{
border-color:rgba(255,255,255,.5);
}

.chapter-image:hover img{
filter:grayscale(0%) brightness(1);
transform:scale(1.02);
}

.chapter-image-left img{
object-fit:cover;
object-position:left center;
width:120%;
height:100%;
transform:translateX(-10%);
transition:.8s;
}

.chapter-image-left:hover img{
transform:translateX(-10%) scale(1.02);
}

@media(max-width:1024px){
.chapter-with-image .chapter-content{
grid-template-columns:1fr;
gap:50px;
}

.chapter-image{
aspect-ratio:16/9;
}
}

.world-cup{
position:relative;
background-size:cover;
background-position:center;
background-attachment:fixed;
overflow:hidden;
}

.world-cup-overlay{
position:absolute;
top:0;
left:0;
width:100%;
height:100%;
background:linear-gradient(135deg,rgba(0,0,0,.8) 0%,rgba(0,0,0,.6) 50%,rgba(0,0,0,.8) 100%);
z-index:1;
}

.world-cup-content{
position:relative;
z-index:2;
}