:root{
    --bg:#0b0f14;
    --panel:#121821;
    --panel2:#0f141c;
    --text:#e6f0ff;
    --accent:#79ffb0;
    --accent2:#5fd1ff;
    --muted:#8aa0b8;
    --border:#1f2a38;
    --shadow:0 8px 24px rgba(0,0,0,0.25);
}

*{
    box-sizing:border-box;
}

html{
    scroll-behavior:smooth;
}

body{
    margin:0;
    font-family:system-ui,Segoe UI,Roboto,Arial,sans-serif;
    background:var(--bg);
    color:var(--text);
    line-height:1.6;
    overflow-x:hidden;
}

header{
    padding:48px 20px 36px 20px;
    text-align:center;
    border-bottom:1px solid var(--border);
    background:linear-gradient(to bottom, #0f141c, #0b0f14);
}

header h1{
    margin:0 0 10px 0;
    font-size:2.2rem;
    line-height:1.2;
}

header p{
    margin:0;
    color:var(--muted);
    max-width:760px;
    margin-left:auto;
    margin-right:auto;
}

header img{
    display:block;
    max-width:900px;
    width:100%;
    height:auto;
    margin:0 auto 14px auto;
}

nav{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
    justify-content:center;
    align-items:center;
    padding:16px;
    border-bottom:1px solid var(--border);
    background:var(--panel2);
}

nav a{
    color:var(--accent);
    text-decoration:none;
    font-weight:500;
    padding:8px 12px;
    border:1px solid transparent;
    border-radius:8px;
    background:rgba(255,255,255,0.01);
}

nav a:hover{
    color:white;
    border-color:var(--border);
    background:rgba(121,255,176,0.06);
}

main{
    max-width:1000px;
    margin:auto;
    padding:40px 20px;
}

h1,h2,h3{
    color:white;
    overflow-wrap:break-word;
}

h2{
    margin-top:0;
}

p{
    overflow-wrap:break-word;
}

.card{
    background:var(--panel);
    padding:22px;
    border-radius:12px;
    border:1px solid var(--border);
    margin-bottom:20px;
    box-shadow:var(--shadow);
    overflow:hidden;
}

.card p:last-child{
    margin-bottom:0;
}

.card a,
a{
    color:var(--accent2);
}

.card a:hover,
a:hover{
    color:white;
}

footer{
    margin-top:60px;
    padding:30px 20px;
    border-top:1px solid var(--border);
    text-align:center;
    color:var(--muted);
    background:var(--panel2);
}

code,
pre{
    background:#0a0d12;
    border:1px solid var(--border);
    border-radius:8px;
    overflow:auto;
}

code{
    padding:2px 6px;
}

pre{
    padding:14px;
    white-space:pre-wrap;
    word-break:break-word;
}

pre code{
    padding:0;
    border:none;
    background:transparent;
}

.table-wrap{
    overflow-x:auto;
    overflow-y:hidden;
    padding-bottom:8px;
    -webkit-overflow-scrolling:touch;
}

.rspt{
    display:grid;
    grid-template-columns:repeat(18,50px);
    gap:4px;
    min-width:940px;
}

.element{
    background:#111927;
    border:1px solid var(--border);
    padding:6px;
    font-size:12px;
    text-align:center;
    border-radius:6px;
    min-height:34px;
    display:flex;
    align-items:center;
    justify-content:center;
}

.element:hover{
    border-color:var(--accent);
    background:#152133;
}

a.element{
    cursor:pointer;
    transition:
        border-color 0.18s ease,
        background 0.18s ease,
        box-shadow 0.18s ease,
        transform 0.18s ease;
}

a.element:hover{
    border-color:#55ff55;
    background:#1a2a1a;
    box-shadow:0 0 10px rgba(85,255,85,0.22);
    transform:translateY(-1px);
}

div.element{
    cursor:default;
    opacity:0.92;
}

ul,
ol{
    padding-left:22px;
}

img,
svg,
video{
    max-width:100%;
    height:auto;
}

@media (max-width: 800px){
    header h1{
        font-size:1.9rem;
    }

    main{
        padding:28px 16px;
    }

    .card{
        padding:18px;
    }
}

@media (max-width: 560px){
    nav{
        flex-direction:column;
        align-items:stretch;
    }

    nav a{
        width:100%;
        text-align:center;
    }

    header{
        padding:36px 16px 28px 16px;
    }

    header h1{
        font-size:1.7rem;
    }

    .card{
        padding:16px;
        border-radius:10px;
    }

    .rspt{
        min-width:900px;
    }
}