/* ===========================
   Stars Bit
   Minimal UI
=========================== */

:root{

--bg:#ffffff;
--surface:#fafafa;
--card:#ffffff;

--text:#111111;
--text2:#666666;

--border:#ececec;

--accent:#111111;

--shadow:0 8px 30px rgba(0,0,0,.05);

}

body.dark{

--bg:#0b0b0b;
--surface:#101010;
--card:#151515;

--text:#ffffff;
--text2:#9b9b9b;

--border:#252525;

--accent:#ffffff;

--shadow:none;

}

*{

margin:0;
padding:0;
box-sizing:border-box;

}

html{

scroll-behavior:smooth;

}

body{

font-family:Inter,sans-serif;

background:var(--bg);

color:var(--text);

transition:.25s;

line-height:1.7;

}

a{

text-decoration:none;

color:inherit;

}

img{

max-width:100%;

display:block;

}

header{

position:sticky;

top:0;

z-index:50;

display:flex;

align-items:center;

justify-content:space-between;

padding:18px 40px;

background:rgba(255,255,255,.75);

backdrop-filter:blur(18px);

border-bottom:1px solid var(--border);

}

body.dark header{

background:rgba(11,11,11,.7);

}

.logo{

display:flex;

align-items:center;

gap:10px;

font-weight:700;

font-size:15px;

}

.logo-dot{

width:12px;

height:12px;

border-radius:50%;

background:#0a84ff;

}

nav{

display:flex;

gap:28px;

}

nav a{

font-size:14px;

color:var(--text2);

transition:.2s;

}

nav a:hover{

color:var(--text);

}

.header-actions{

display:flex;

align-items:center;

gap:12px;

}

.icon-btn{

width:36px;

height:36px;

border:none;

background:var(--surface);

border-radius:10px;

cursor:pointer;

font-size:15px;

color:var(--text);

}

.primary-btn{

background:var(--text);

color:var(--bg);

padding:10px 16px;

font-size:13px;

font-weight:600;

border-radius:12px;

transition:.25s;

}

.primary-btn:hover{

transform:translateY(-2px);

}

.secondary-btn{

padding:10px 16px;

border:1px solid var(--border);

border-radius:12px;

font-size:13px;

}

.hero{

max-width:760px;

margin:100px auto;

padding:0 24px;

text-align:center;

}

.hero-badge{

display:inline-block;

padding:8px 14px;

border-radius:999px;

background:var(--surface);

font-size:12px;

margin-bottom:24px;

}

.hero h1{

font-size:56px;

font-weight:800;

line-height:1.1;

margin-bottom:22px;

}

.hero p{

font-size:17px;

color:var(--text2);

max-width:620px;

margin:auto;

}

.hero-buttons{

display:flex;

justify-content:center;

gap:14px;

margin-top:40px;

}

.cards{

max-width:1100px;

margin:90px auto;

padding:0 24px;

display:grid;

grid-template-columns:repeat(auto-fit,minmax(240px,1fr));

gap:22px;

}

.card{

background:var(--card);

border:1px solid var(--border);

border-radius:20px;

padding:28px;

box-shadow:var(--shadow);

transition:.25s;

}

.card:hover{

transform:translateY(-4px);

}

.card-icon{

font-size:30px;

margin-bottom:18px;

}

.card h3{

font-size:18px;

margin-bottom:10px;

}

.card p{

font-size:14px;

color:var(--text2);

}

.content{

max-width:820px;

margin:100px auto;

padding:0 24px;

}

.content h2{

font-size:34px;

margin-bottom:24px;

}

.content p{

font-size:16px;

color:var(--text2);

}

.timeline{

display:flex;

justify-content:center;

align-items:center;

gap:18px;

margin-top:60px;

flex-wrap:wrap;

}

.step{

background:var(--card);

border:1px solid var(--border);

padding:22px;

border-radius:18px;

width:170px;

text-align:center;

font-size:14px;

box-shadow:var(--shadow);

}

.step span{

display:block;

font-size:28px;

font-weight:700;

margin-bottom:10px;

}

.line{

width:50px;

height:2px;

background:var(--border);

}

.notice{

max-width:820px;

margin:80px auto;

padding:34px;

background:var(--surface);

border-radius:24px;

}

.notice h3{

margin-bottom:14px;

}

.notice p{

color:var(--text2);

}

.faq{

max-width:820px;

margin:100px auto;

padding:0 24px;

}

.faq h2{

margin-bottom:30px;

font-size:34px;

}

details{

border:1px solid var(--border);

border-radius:16px;

padding:18px 20px;

margin-bottom:16px;

background:var(--card);

}

summary{

cursor:pointer;

font-weight:600;

font-size:15px;

}

details p{

margin-top:15px;

color:var(--text2);

font-size:14px;

}

footer{

margin-top:120px;

padding:50px 24px;

text-align:center;

border-top:1px solid var(--border);

}

footer div{

font-weight:700;

margin-bottom:12px;

}

footer p{

font-size:13px;

color:var(--text2);

margin-top:6px;

}

@media(max-width:768px){

header{

padding:18px;

}

nav{

display:none;

}

.hero{

margin:70px auto;

}

.hero h1{

font-size:38px;

}

.hero-buttons{

flex-direction:column;

}

.line{

display:none;

}

}

.active{
    color:var(--text);
    font-weight:600;
}

.top-btn{
    position:fixed;
    right:24px;
    bottom:24px;
    width:42px;
    height:42px;
    border:none;
    border-radius:50%;
    background:var(--text);
    color:var(--bg);
    cursor:pointer;
    opacity:0;
    pointer-events:none;
    transition:.25s;
    font-size:16px;
}

.ripple{
    position:absolute;
    width:10px;
    height:10px;
    border-radius:50%;
    background:rgba(255,255,255,.35);
    transform:translate(-50%,-50%) scale(0);
    animation:ripple .6s ease-out;
}

.primary-btn{
    position:relative;
    overflow:hidden;
}

@keyframes ripple{
    to{
        transform:translate(-50%,-50%) scale(20);
        opacity:0;
    }
}