/* roulang page: index */
:root{
    --bg-void:#04121B;
    --bg-abyss:#07202E;
    --bg-reef:#0C3145;
    --line:rgba(6,182,212,.22);
    --line-soft:rgba(148,163,184,.14);
    --plasma:#06B6D4;
    --volt:#A3E635;
    --laser:#F43F5E;
    --treasure:#FBBF24;
    --text:#F8FAFC;
    --muted:#94A3B8;
    --radius-lg:22px;
    --radius-md:16px;
    --radius-sm:10px;
    --shadow-soft:0 10px 40px rgba(2,10,20,.55);
    --shadow-neon:0 0 22px rgba(6,182,212,.35);
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    margin:0;
    background:
      radial-gradient(1200px 600px at 82% -10%, rgba(6,182,212,.16), transparent 60%),
      radial-gradient(900px 500px at -5% 12%, rgba(163,230,53,.10), transparent 55%),
      linear-gradient(180deg,#04121B 0%, #051925 45%, #04121B 100%);
    color:var(--text);
    font-family:'Inter',system-ui,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
    line-height:1.62;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
    color:var(--volt);font-weight:700;
    background:rgba(163,230,53,.08);
    border:1px solid rgba(163,230,53,.28);
    padding:7px 14px;border-radius:999px;
  }
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:10px;
    padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
    border:1px solid transparent;cursor:pointer;transition:.25s ease;
    text-align:center;line-height:1.2;
  }
  .btn-primary{
    background:linear-gradient(135deg,#06B6D4,#22D3EE 55%,#A3E635);
    color:#03151C;box-shadow:0 0 26px rgba(6,182,212,.42);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(6,182,212,.62)}
  .btn-primary:active{transform:translateY(0) scale(.98)}
  .btn-ghost{
    background:rgba(6,182,212,.06);color:#E2F7FB;border-color:rgba(6,182,212,.45);
  }
  .btn-ghost:hover{background:rgba(6,182,212,.16);border-color:var(--plasma)}
  .btn:focus-visible,a:focus-visible{outline:2px solid var(--volt);outline-offset:3px;border-radius:8px}
  .panel{
    background:linear-gradient(160deg,rgba(12,49,69,.72),rgba(7,32,46,.86));
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-soft);
    transition:.28s ease;
  }
  .panel:hover{border-color:rgba(6,182,212,.5);transform:translateY(-4px)}
  .chip{
    display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;
    text-transform:uppercase;padding:5px 11px;border-radius:999px;
    background:rgba(244,63,94,.14);color:#FDA4B6;border:1px solid rgba(244,63,94,.35);
  }
  .chip-volt{background:rgba(163,230,53,.12);color:#D6F99A;border-color:rgba(163,230,53,.4)}
  .chip-gold{background:rgba(251,191,36,.13);color:#FDE68A;border-color:rgba(251,191,36,.4)}
  .section{padding:84px 0;position:relative}
  .section-alt{background:linear-gradient(180deg,rgba(7,32,46,.55),rgba(4,18,27,.2));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
  .h-title{font-size:clamp(1.55rem,3.2vw,2.4rem);font-weight:800;letter-spacing:-.02em;line-height:1.25;margin:0 0 14px}
  .sub-copy{color:var(--muted);max-width:720px;font-size:1rem;line-height:1.7}
  .grid-auto{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
  .stat-num{font-size:clamp(1.6rem,3vw,2.1rem);font-weight:800;color:var(--plasma);letter-spacing:-.02em}
  .divider{height:1px;background:linear-gradient(90deg,transparent,rgba(6,182,212,.45),transparent)}
  header.site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(4,18,27,.82);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
  .nav-link{position:relative;font-size:.92rem;font-weight:600;color:#CFE8F2;padding:8px 2px;transition:.2s}
  .nav-link:hover{color:var(--volt)}
  .nav-link.active{color:var(--volt)}
  .nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,var(--plasma),var(--volt));border-radius:2px}
  .card-img{aspect-ratio:16/10;object-fit:cover;width:100%}
  .tag-list li{position:relative;padding-left:22px;color:#CBDDE7;font-size:.94rem;margin-bottom:9px}
  .tag-list li::before{content:"▶";position:absolute;left:0;top:1px;font-size:.6rem;color:var(--volt)}
  .faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-md);background:rgba(7,32,46,.5);margin-bottom:12px;overflow:hidden}
  .faq-item summary{cursor:pointer;padding:18px 20px;font-weight:700;font-size:1rem;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary::after{content:"+";color:var(--plasma);font-size:1.3rem;font-weight:800}
  .faq-item[open] summary::after{content:"–"}
  .faq-item p{margin:0;padding:0 20px 20px;color:var(--muted);font-size:.94rem}
  .fab{
    position:fixed;left:16px;bottom:96px;z-index:50;
    width:56px;height:56px;border-radius:18px;
    display:flex;align-items:center;justify-content:center;
    background:rgba(7,7,13,.82);backdrop-filter:blur(10px);
    border:2px solid transparent;
    background-image:linear-gradient(rgba(7,32,46,.9),rgba(7,32,46,.9)),linear-gradient(135deg,#A3E635,#06B6D4,#F43F5E);
    background-origin:border-box;background-clip:padding-box,border-box;
    box-shadow:0 0 22px rgba(6,182,212,.45);
    color:var(--volt);font-size:1.35rem;transition:.25s ease;opacity:.78;
  }
  .fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 34px rgba(6,182,212,.7)}
  .fab:active{transform:scale(.95)}
  .fab .dot{position:absolute;top:-4px;right:-4px;width:13px;height:13px;border-radius:50%;background:var(--laser);box-shadow:0 0 10px var(--laser);border:2px solid #04121B}
  footer.site-footer{background:linear-gradient(180deg,#04121B,#020B12);border-top:1px solid var(--line);padding:60px 0 30px}
  .foot-link{color:#9FBACB;font-size:.9rem;transition:.2s;display:inline-block;padding:3px 0}
  .foot-link:hover{color:var(--volt);transform:translateX(3px)}
  .foot-head{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--treasure);font-weight:700;margin-bottom:14px}
  .divider-line{height:1px;background:var(--line-soft);margin:14px 0}
  @media (max-width:1023px){
    .section{padding:64px 0}
  }
  @media (max-width:767px){
    .section{padding:52px 0}
    .fab{left:12px;bottom:84px;width:52px;height:52px;border-radius:16px}
    .container{padding:0 16px}
  }
  @media (max-width:520px){
    .section{padding:44px 0}
    .btn{padding:13px 20px;font-size:.9rem;width:100%}
    .h-title{font-size:1.5rem}
  }

/* roulang page: article */
:root{
    --bg-void:#04121B;
    --bg-abyss:#07202E;
    --bg-reef:#0C3145;
    --line:rgba(6,182,212,.22);
    --line-soft:rgba(148,163,184,.14);
    --plasma:#06B6D4;
    --volt:#A3E635;
    --laser:#F43F5E;
    --treasure:#FBBF24;
    --text:#F8FAFC;
    --muted:#94A3B8;
    --radius-lg:22px;
    --radius-md:16px;
    --radius-sm:10px;
    --shadow-soft:0 10px 40px rgba(2,10,20,.55);
    --shadow-neon:0 0 22px rgba(6,182,212,.35);
  }
html{scroll-behavior:smooth}
body{
    margin:0;
    background:
      radial-gradient(1200px 600px at 82% -10%, rgba(6,182,212,.16), transparent 60%),
      radial-gradient(900px 500px at -5% 12%, rgba(163,230,53,.10), transparent 55%),
      linear-gradient(180deg,#04121B 0%, #051925 45%, #04121B 100%);
    color:var(--text);
    font-family:'Inter',system-ui,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
    line-height:1.62;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
    color:var(--volt);font-weight:700;
    background:rgba(163,230,53,.08);
    border:1px solid rgba(163,230,53,.28);
    padding:7px 14px;border-radius:999px;
  }
.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:10px;
    padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
    border:1px solid transparent;cursor:pointer;transition:.25s ease;
    text-align:center;line-height:1.2;
  }
.btn-primary{
    background:linear-gradient(135deg,#06B6D4,#22D3EE 55%,#A3E635);
    color:#03151C;box-shadow:0 0 26px rgba(6,182,212,.42);
  }
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(6,182,212,.62)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
    background:rgba(6,182,212,.06);color:#E2F7FB;border-color:rgba(6,182,212,.45);
  }
.btn-ghost:hover{background:rgba(6,182,212,.16);border-color:var(--plasma)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--volt);outline-offset:3px;border-radius:8px}
.chip{
    display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;
    text-transform:uppercase;padding:5px 11px;border-radius:999px;
    background:rgba(244,63,94,.14);color:#FDA4B6;border:1px solid rgba(244,63,94,.35);
  }
.chip-volt{background:rgba(163,230,53,.12);color:#D6F99A;border-color:rgba(163,230,53,.4)}
.chip-gold{background:rgba(251,191,36,.13);color:#FDE68A;border-color:rgba(251,191,36,.4)}
.section{padding:84px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(7,32,46,.55),rgba(4,18,27,.2));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.h-title{font-size:clamp(1.55rem,3.2vw,2.4rem);font-weight:800;letter-spacing:-.02em;line-height:1.25;margin:0 0 14px}
.grid-auto{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(6,182,212,.45),transparent)}
header.site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(4,18,27,.82);
    backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
  }
.nav-link{position:relative;font-size:.92rem;font-weight:600;color:#CFE8F2;padding:8px 2px;transition:.2s}
.nav-link:hover{color:var(--volt)}
.nav-link.active{color:var(--volt)}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,var(--plasma),var(--volt));border-radius:2px}
.card-img{aspect-ratio:16/10;object-fit:cover;width:100%}
.tag-list li{position:relative;padding-left:22px;color:#CBDDE7;font-size:.94rem;margin-bottom:9px;list-style:none}
.tag-list li::before{content:"▶";position:absolute;left:0;top:1px;font-size:.6rem;color:var(--volt)}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-md);background:rgba(7,32,46,.5);margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px 20px;font-weight:700;font-size:1rem;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--plasma);font-size:1.3rem;font-weight:800}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:0;padding:0 20px 20px;color:var(--muted);font-size:.94rem}
footer.site-footer{background:linear-gradient(180deg,#04121B,#020B12);border-top:1px solid var(--line);padding:60px 0 30px}
.divider-line{height:1px;background:var(--line-soft);margin:14px 0}
.foot-head{font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--plasma);font-weight:800;margin-bottom:14px}
.foot-link{font-size:.88rem;color:var(--muted);padding:5px 0;transition:.2s}
a.foot-link:hover{color:var(--volt)}
.fab{
    position:fixed;left:16px;bottom:96px;z-index:50;
    width:56px;height:56px;border-radius:18px;
    display:grid;place-items:center;
    background:linear-gradient(135deg,#06B6D4,#A3E635);
    color:#03151C;font-size:1.4rem;
    box-shadow:0 0 24px rgba(6,182,212,.5);
    transition:.25s;opacity:.82;
  }
.fab:hover{transform:scale(1.1);opacity:1}
.fab:active{transform:scale(.95)}
.mobile-menu{display:none}
.mobile-menu.open{display:block}
@media (max-width:1023px){
    .section{padding:64px 0}
  }
@media (max-width:767px){
    .section{padding:52px 0}
    .fab{left:12px;bottom:84px;width:52px;height:52px;border-radius:16px}
    .container{padding:0 16px}
  }
@media (max-width:520px){
    .section{padding:44px 0}
    .btn{padding:13px 20px;font-size:.9rem;width:100%}
    .h-title{font-size:1.5rem}
  }

.article-body{font-size:1.02rem;color:#D6E7F0}
.article-body h2{font-size:clamp(1.3rem,2.6vw,1.8rem);font-weight:800;margin:2.2rem 0 .9rem;line-height:1.3;color:#F8FAFC}
.article-body h3{font-size:clamp(1.1rem,2.1vw,1.35rem);font-weight:700;margin:1.8rem 0 .7rem;color:#F8FAFC}
.article-body p{margin:0 0 1.1rem;line-height:1.7}
.article-body ul,.article-body ol{margin:0 0 1.3rem;padding-left:1.3rem}
.article-body li{margin-bottom:.55rem;line-height:1.65}
.article-body a{color:var(--volt);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--plasma)}
.article-body img{border-radius:var(--radius-md);margin:1.4rem 0;border:1px solid var(--line-soft)}
.article-body blockquote{margin:1.6rem 0;padding:18px 22px;border-left:3px solid var(--plasma);background:rgba(6,182,212,.08);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:#CFE8F2;font-style:italic}
.article-body table{width:100%;border-collapse:collapse;margin:1.4rem 0;font-size:.94rem}
.article-body th,.article-body td{border:1px solid var(--line-soft);padding:11px 14px;text-align:left}
.article-body th{background:rgba(6,182,212,.12);color:#E2F7FB;font-weight:700}
.article-body strong{color:#FFFFFF}

/* roulang page: category1 */
:root{
  --bg-void:#04121B;
  --bg-abyss:#07202E;
  --bg-reef:#0C3145;
  --line:rgba(6,182,212,.22);
  --line-soft:rgba(148,163,184,.14);
  --plasma:#06B6D4;
  --volt:#A3E635;
  --laser:#F43F5E;
  --treasure:#FBBF24;
  --text:#F8FAFC;
  --muted:#94A3B8;
  --radius-lg:22px;
  --radius-md:16px;
  --radius-sm:10px;
  --shadow-soft:0 10px 40px rgba(2,10,20,.55);
  --shadow-neon:0 0 22px rgba(6,182,212,.35);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 82% -10%, rgba(6,182,212,.16), transparent 60%),
    radial-gradient(900px 500px at -5% 12%, rgba(163,230,53,.10), transparent 55%),
    linear-gradient(180deg,#04121B 0%, #051925 45%, #04121B 100%);
  color:var(--text);
  font-family:'Inter',system-ui,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--volt);font-weight:700;
  background:rgba(163,230,53,.08);
  border:1px solid rgba(163,230,53,.28);
  padding:7px 14px;border-radius:999px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:.25s ease;
  text-align:center;line-height:1.2;
}
.btn-primary{
  background:linear-gradient(135deg,#06B6D4,#22D3EE 55%,#A3E635);
  color:#03151C;box-shadow:0 0 26px rgba(6,182,212,.42);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(6,182,212,.62)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  background:rgba(6,182,212,.06);color:#E2F7FB;border-color:rgba(6,182,212,.45);
}
.btn-ghost:hover{background:rgba(6,182,212,.16);border-color:var(--plasma)}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--volt);outline-offset:3px;border-radius:8px}
.chip{
  display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;padding:5px 11px;border-radius:999px;
  background:rgba(244,63,94,.14);color:#FDA4B6;border:1px solid rgba(244,63,94,.35);
}
.chip-volt{background:rgba(163,230,53,.12);color:#D6F99A;border-color:rgba(163,230,53,.4)}
.chip-gold{background:rgba(251,191,36,.13);color:#FDE68A;border-color:rgba(251,191,36,.4)}
.section{padding:84px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(7,32,46,.55),rgba(4,18,27,.2));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.h-title{font-size:clamp(1.55rem,3.2vw,2.4rem);font-weight:800;letter-spacing:-.02em;line-height:1.25;margin:0 0 14px}
.grid-auto{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(6,182,212,.45),transparent)}
header.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,18,27,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-link{position:relative;font-size:.92rem;font-weight:600;color:#CFE8F2;padding:8px 2px;transition:.2s}
.nav-link:hover{color:var(--volt)}
.nav-link.active{color:var(--volt)}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,var(--plasma),var(--volt));border-radius:2px}
.card-img{aspect-ratio:16/10;object-fit:cover;width:100%}
.tag-list li{position:relative;padding-left:22px;color:#CBDDE7;font-size:.94rem;margin-bottom:9px}
.tag-list li::before{content:"▶";position:absolute;left:0;top:1px;font-size:.6rem;color:var(--volt)}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-md);background:rgba(7,32,46,.5);margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px 20px;font-weight:700;font-size:1rem;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--plasma);font-size:1.3rem;font-weight:800}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:0;padding:0 20px 20px;color:var(--muted);font-size:.94rem}
footer.site-footer{background:linear-gradient(180deg,#04121B,#020B12);border-top:1px solid var(--line);padding:60px 0 30px}
.divider-line{height:1px;background:var(--line-soft);margin:14px 0}
.foot-head{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--volt);font-weight:700;margin-bottom:12px}
.foot-link{color:var(--muted);font-size:.88rem;padding:4px 0;transition:.2s}
.foot-link:hover{color:var(--plasma);transform:translateX(3px)}
/* --- Class page specifics --- */
.hero-wrap{
  position:relative;overflow:hidden;
  background:
    linear-gradient(180deg, rgba(4,18,27,.72), rgba(4,18,27,.92)),
    url('/assets/images/39bab29f54530664.jpg') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.hero-bubble{position:absolute;border-radius:50%;background:radial-gradient(circle at 30% 30%, rgba(163,230,53,.35), rgba(6,182,212,.05));filter:blur(1px);pointer-events:none;animation:floaty 9s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-18px)}}
.spec-panel{
  background:linear-gradient(160deg, rgba(12,49,69,.85), rgba(7,32,46,.75));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-soft);
  padding:24px;
}
.stat-num{font-size:1.7rem;font-weight:800;color:var(--volt);line-height:1.1}
.stat-lbl{font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.weapon-card{
  border:1px solid var(--line-soft);border-radius:var(--radius-md);
  background:linear-gradient(160deg, rgba(7,32,46,.72), rgba(4,18,27,.5));
  padding:22px;transition:.28s;text-align:left;
}
.weapon-card:hover{border-color:var(--plasma);transform:translateY(-4px);box-shadow:var(--shadow-neon)}
.weapon-ico{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  font-size:1.2rem;color:#03151C;background:linear-gradient(135deg,#06B6D4,#A3E635);
  margin-bottom:14px;
}
.stage-row{
  display:flex;gap:18px;align-items:flex-start;
  padding:20px 0;border-bottom:1px dashed var(--line-soft);text-align:left;
}
.stage-row:last-child{border-bottom:0}
.stage-idx{
  flex:0 0 46px;height:46px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;color:#03151C;background:linear-gradient(135deg,#A3E635,#22D3EE);
}
.cat-entry{
  border:1px solid var(--line);border-radius:var(--radius-md);
  background:linear-gradient(160deg, rgba(12,49,69,.7), rgba(4,18,27,.45));
  padding:22px;transition:.28s;display:block;
}
.cat-entry:hover{border-color:var(--volt);transform:translateX(4px);box-shadow:var(--shadow-neon)}
.boss-tag{
  position:absolute;top:14px;left:14px;font-size:.62rem;font-weight:800;
  letter-spacing:.12em;text-transform:uppercase;padding:6px 11px;border-radius:999px;
  background:rgba(244,63,94,.92);color:#fff;box-shadow:0 0 16px rgba(244,63,94,.5);
}
.cta-band{
  background:
    linear-gradient(120deg, rgba(6,182,212,.14), rgba(163,230,53,.12)),
    var(--bg-abyss);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:38px 28px;
}
.news-card{border:1px solid var(--line-soft);border-radius:var(--radius-md);overflow:hidden;background:rgba(7,32,46,.5);transition:.28s;display:flex;flex-direction:column}
.news-card:hover{border-color:var(--plasma);transform:translateY(-4px);box-shadow:var(--shadow-neon)}
.news-card .body{padding:18px;flex:1;display:flex;flex-direction:column;gap:8px}
.news-meta{font-size:.74rem;color:var(--muted);letter-spacing:.04em}
.fab{
  position:fixed;left:16px;bottom:96px;z-index:70;
  width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;font-size:1.25rem;color:#03151C;
  background:linear-gradient(135deg,#06B6D4,#A3E635);
  box-shadow:0 0 22px rgba(6,182,212,.55);
  opacity:.8;transition:.28s;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 34px rgba(6,182,212,.8)}
.fab::after{content:"";position:absolute;top:6px;right:6px;width:8px;height:8px;border-radius:50%;background:#F43F5E;box-shadow:0 0 0 2px rgba(255,255,255,.85)}
.mobile-panel{display:none}
@media (max-width:1023px){
  .section{padding:64px 0}
  .hero-wrap{background-position:center top}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .fab{left:12px;bottom:84px;width:52px;height:52px;border-radius:16px}
  .container{padding:0 16px}
  .mobile-panel{display:block}
  .stat-num{font-size:1.4rem}
}
@media (max-width:520px){
  .section{padding:44px 0}
  .btn{padding:13px 20px;font-size:.9rem;width:100%}
  .h-title{font-size:1.5rem}
}

/* roulang page: category2 */
:root{
  --bg-void:#04121B;
  --bg-abyss:#07202E;
  --bg-reef:#0C3145;
  --line:rgba(6,182,212,.22);
  --line-soft:rgba(148,163,184,.14);
  --plasma:#06B6D4;
  --volt:#A3E635;
  --laser:#F43F5E;
  --treasure:#FBBF24;
  --text:#F8FAFC;
  --muted:#94A3B8;
  --radius-lg:22px;
  --radius-md:16px;
  --radius-sm:10px;
  --shadow-soft:0 10px 40px rgba(2,10,20,.55);
  --shadow-neon:0 0 22px rgba(6,182,212,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 82% -10%, rgba(6,182,212,.16), transparent 60%),
    radial-gradient(900px 500px at -5% 12%, rgba(163,230,53,.10), transparent 55%),
    linear-gradient(180deg,#04121B 0%, #051925 45%, #04121B 100%);
  color:var(--text);
  font-family:'Inter',system-ui,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--volt);font-weight:700;
  background:rgba(163,230,53,.08);
  border:1px solid rgba(163,230,53,.28);
  padding:7px 14px;border-radius:999px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:.25s ease;
  text-align:center;line-height:1.2;
}
.btn-primary{
  background:linear-gradient(135deg,#06B6D4,#22D3EE 55%,#A3E635);
  color:#03151C;box-shadow:0 0 26px rgba(6,182,212,.42);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(6,182,212,.62)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  background:rgba(6,182,212,.06);color:#E2F7FB;border-color:rgba(6,182,212,.45);
}
.btn-ghost:hover{background:rgba(6,182,212,.16);border-color:var(--plasma)}
.btn:focus-visible,a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--volt);outline-offset:3px;border-radius:8px}
.chip{
  display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;padding:5px 11px;border-radius:999px;
  background:rgba(244,63,94,.14);color:#FDA4B6;border:1px solid rgba(244,63,94,.35);
}
.chip-volt{background:rgba(163,230,53,.12);color:#D6F99A;border-color:rgba(163,230,53,.4)}
.chip-gold{background:rgba(251,191,36,.13);color:#FDE68A;border-color:rgba(251,191,36,.4)}
.section{padding:84px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(7,32,46,.55),rgba(4,18,27,.2));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.h-title{font-size:clamp(1.55rem,3.2vw,2.4rem);font-weight:800;letter-spacing:-.02em;line-height:1.25;margin:0 0 14px}
.grid-auto{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(6,182,212,.45),transparent)}
header.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,18,27,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-link{position:relative;font-size:.92rem;font-weight:600;color:#CFE8F2;padding:8px 2px;transition:.2s}
.nav-link:hover{color:var(--volt)}
.nav-link.active{color:var(--volt)}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,var(--plasma),var(--volt));border-radius:2px}
.card-img{aspect-ratio:16/10;object-fit:cover;width:100%}
.tag-list li{position:relative;padding-left:22px;color:#CBDDE7;font-size:.94rem;margin-bottom:9px;list-style:none}
.tag-list{padding:0;margin:0}
.tag-list li::before{content:"▶";position:absolute;left:0;top:1px;font-size:.6rem;color:var(--volt)}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-md);background:rgba(7,32,46,.5);margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px 20px;font-weight:700;font-size:1rem;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--plasma);font-size:1.3rem;font-weight:800}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:0;padding:0 20px 20px;color:var(--muted);font-size:.94rem}
footer.site-footer{background:linear-gradient(180deg,#04121B,#020B12);border-top:1px solid var(--line);padding:60px 0 30px}
.divider-line{height:1px;background:var(--line-soft);margin:14px 0}
.foot-head{font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;font-weight:800;color:var(--volt);margin-bottom:14px}
.foot-link{color:var(--muted);font-size:.88rem;padding:5px 0;transition:.2s}
a.foot-link:hover{color:var(--volt);padding-left:4px}

/* ===== Header ===== */
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;height:72px}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand-mark{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;font-size:1.25rem;flex:none;background:linear-gradient(135deg,#06B6D4,#A3E635);color:#03151C;box-shadow:0 0 18px rgba(6,182,212,.35)}
.brand-text{display:flex;flex-direction:column;line-height:1.12;font-weight:800;font-size:.96rem;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-text small{font-size:.62rem;font-weight:700;color:var(--volt);letter-spacing:.08em;text-transform:uppercase}
.main-nav{display:none}
.header-actions{display:flex;align-items:center;gap:6px}
.btn-login{font-size:.8rem;font-weight:700;color:#CFE8F2;padding:8px 8px;border-radius:999px;border:1px solid transparent;transition:.2s;white-space:nowrap}
.btn-login:hover{color:var(--volt);border-color:rgba(163,230,53,.35)}
.btn-signup{font-size:.8rem;font-weight:800;padding:9px 14px;border-radius:999px;white-space:nowrap;background:linear-gradient(135deg,#A3E635,#22D3EE);color:#03151C;box-shadow:0 0 15px rgba(163,230,53,.4);transition:.25s}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 24px rgba(163,230,53,.6)}
.menu-toggle{width:42px;height:42px;flex:none;border-radius:12px;background:rgba(6,182,212,.08);border:1px solid var(--line);color:#CFE8F2;display:grid;place-items:center;cursor:pointer;transition:.2s}
.menu-toggle:hover{background:rgba(6,182,212,.18)}
.mobile-panel{display:none;border-top:1px solid var(--line-soft);background:rgba(4,18,27,.98);padding:10px 20px 20px}
.mobile-panel.open{display:block}
.mobile-panel .nav-link{display:block;padding:13px 0;border-bottom:1px dashed rgba(148,163,184,.16)}
.mobile-panel .nav-link.active::after{display:none}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.34}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(4,18,27,.97) 0%,rgba(4,18,27,.88) 46%,rgba(4,18,27,.62) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;gap:36px;padding:56px 20px 64px}
.hero h1{font-size:clamp(1.8rem,4.3vw,2.95rem);font-weight:900;line-height:1.18;letter-spacing:-.02em;margin:18px 0 16px}
.hero h1 em{font-style:normal;color:var(--volt)}
.hero .lead{color:#C7DCE6;font-size:1.02rem;max-width:640px;margin:0}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 20px}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px}
.hero-panel{background:rgba(7,32,46,.75);border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow-soft);backdrop-filter:blur(8px)}
.panel-head{font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--volt);font-weight:800;margin-bottom:14px}
.panel-thumb{border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--line-soft);margin-bottom:14px}
.panel-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover}
.target-row{display:grid;grid-template-columns:1fr auto;gap:2px 10px;padding:12px 0;border-bottom:1px dashed rgba(148,163,184,.16)}
.target-row:last-child{border-bottom:0;padding-bottom:0}
.target-name{font-weight:700;font-size:.94rem;margin:0}
.target-sub{grid-column:1;font-size:.75rem;color:var(--muted);margin:0}
.target-reward{grid-row:1/3;align-self:center;font-weight:800;color:var(--treasure);font-size:.92rem;text-align:right;white-space:nowrap}

/* ===== Section head ===== */
.sec-head{margin-bottom:34px;max-width:760px}
.sec-head.center{text-align:center;margin-left:auto;margin-right:auto}
.sec-lead{color:var(--muted);font-size:.98rem;margin:0}

/* ===== Feature cards ===== */
.feature-card{background:rgba(7,32,46,.55);border:1px solid var(--line-soft);border-radius:var(--radius-md);padding:24px;transition:.28s;height:100%}
.feature-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:0 12px 34px rgba(2,10,20,.6),0 0 20px rgba(6,182,212,.18)}
.feature-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:1.1rem;background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.35);color:#67E8F9;margin-bottom:16px}
.feature-card h3{font-size:1.05rem;font-weight:800;margin:0 0 8px}
.feature-card p{margin:0;color:var(--muted);font-size:.91rem}

/* ===== Boss table ===== */
.boss-table{border:1px solid var(--line-soft);border-radius:var(--radius-lg);overflow:hidden;background:rgba(7,32,46,.5)}
.boss-row{display:grid;grid-template-columns:64px 1fr auto;gap:14px;align-items:center;padding:16px 18px;border-bottom:1px solid var(--line-soft);transition:.2s}
.boss-row:last-child{border-bottom:0}
.boss-row:hover{background:rgba(6,182,212,.07)}
.boss-thumb{width:64px;height:48px;border-radius:12px;object-fit:cover;border:1px solid var(--line-soft)}
.boss-name{font-weight:800;font-size:.98rem;margin:0 0 4px}
.boss-desc{font-size:.8rem;color:var(--muted);margin:0}
.boss-pay{text-align:right}
.boss-pay b{display:block;color:var(--treasure);font-size:1rem}
.boss-pay span{font-size:.72rem;color:var(--muted)}
.table-note{margin-top:16px;font-size:.82rem;color:var(--muted)}

/* ===== Weapon cards ===== */
.weapon-card{border:1px solid var(--line-soft);border-radius:var(--radius-md);overflow:hidden;background:rgba(7,32,46,.5);transition:.28s;height:100%;display:flex;flex-direction:column}
.weapon-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:0 14px 36px rgba(2,10,20,.6)}
.weapon-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.weapon-body{padding:20px}
.weapon-body h3{margin:0 0 8px;font-size:1.02rem;font-weight:800}
.weapon-body p{margin:0;color:var(--muted);font-size:.9rem}

/* ===== Steps ===== */
.steps{display:grid;gap:18px}
.step{position:relative;padding:22px 22px 22px 76px;border:1px solid var(--line-soft);border-radius:var(--radius-md);background:linear-gradient(120deg,rgba(7,32,46,.72),rgba(4,18,27,.5));transition:.25s}
.step:hover{border-color:var(--line);box-shadow:0 0 22px rgba(6,182,212,.16)}
.step-num{position:absolute;left:20px;top:22px;width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-weight:900;background:linear-gradient(135deg,#06B6D4,#A3E635);color:#03151C}
.step h3{margin:0 0 6px;font-size:1.02rem;font-weight:800}
.step p{margin:0;color:var(--muted);font-size:.9rem}
.step-tag{margin-top:12px;display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:.06em;color:#D6F99A;background:rgba(163,230,53,.1);border:1px solid rgba(163,230,53,.3);padding:4px 10px;border-radius:999px}

/* ===== Split block ===== */
.split{display:grid;gap:30px;align-items:center}
.split-media img{border-radius:var(--radius-lg);border:1px solid var(--line);box-shadow:var(--shadow-soft);width:100%;aspect-ratio:16/10;object-fit:cover}
.split-body h2{margin-top:0}

/* ===== Rank + quotes ===== */
.rank-list{border:1px solid var(--line-soft);border-radius:var(--radius-lg);overflow:hidden;background:rgba(7,32,46,.45)}
.rank-row{display:grid;grid-template-columns:36px 1fr auto;gap:12px;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line-soft);font-size:.92rem}
.rank-row:last-child{border-bottom:0}
.rank-no{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;font-weight:800;font-size:.78rem;background:rgba(6,182,212,.12);color:#67E8F9}
.rank-row.top .rank-no{background:linear-gradient(135deg,#FBBF24,#F97316);color:#2B0404}
.rank-name{font-weight:700}
.rank-val{color:var(--treasure);font-weight:800;white-space:nowrap}
.quote{border-left:3px solid var(--plasma);padding:2px 0 2px 18px;margin:0 0 22px}
.quote p{margin:0 0 10px;color:#D3E6EE;font-size:.94rem;font-style:italic}
.quote cite{font-style:normal;font-size:.78rem;color:var(--muted);font-weight:700}

/* ===== News list ===== */
.news-card{background:rgba(7,32,46,.55);border:1px solid var(--line-soft);border-radius:var(--radius-md);padding:22px;display:flex;flex-direction:column;gap:10px;transition:.25s;height:100%}
.news-card:hover{border-color:var(--line);transform:translateY(-3px)}
.news-card h3{margin:0;font-size:1.02rem;font-weight:800;line-height:1.42}
.news-card h3 a:hover{color:var(--volt)}
.news-card p{margin:0;color:var(--muted);font-size:.89rem}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.news-date{font-size:.74rem;color:var(--muted)}
.news-more{margin-top:auto;font-size:.82rem;font-weight:800;color:var(--volt);display:inline-flex;align-items:center;gap:8px}
.empty-note{color:var(--muted);font-size:.95rem;border:1px dashed var(--line-soft);border-radius:var(--radius-md);padding:22px}

/* ===== CTA band ===== */
.cta-band{position:relative;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px 26px;background:linear-gradient(120deg,rgba(6,182,212,.16),rgba(163,230,53,.10));text-align:center}
.cta-band h2{font-size:clamp(1.4rem,3vw,2rem);font-weight:900;margin:0 0 12px}
.cta-band p{color:#C7DCE6;max-width:660px;margin:0 auto 24px}
.cta-note{margin-top:18px;font-size:.78rem;color:var(--muted)}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  min-width:56px;min-height:56px;padding:12px 16px;border-radius:999px;
  color:#E2F7FB;font-weight:800;font-size:.82rem;
  background:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)) padding-box,
             linear-gradient(135deg,#A3E635,#06B6D4) border-box;
  border:1px solid transparent;
  backdrop-filter:blur(10px);
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.8;transition:.28s;
}
.fab i{color:#A3E635;transition:transform .35s ease}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 32px rgba(6,182,212,.7)}
.fab:hover i{transform:rotate(360deg)}
.fab:active{transform:scale(.95)}
.fab-dot{position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:999px;background:#F43F5E;box-shadow:0 0 0 2px #04121B;animation:pulseDot 1.6s infinite}
@keyframes pulseDot{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.3);opacity:.55}}

@media (min-width:768px){
  .steps{grid-template-columns:1fr 1fr}
  .cta-band{padding:56px 48px}
}
@media (min-width:1024px){
  .main-nav{display:flex;align-items:center;gap:26px}
  .menu-toggle{display:none}
  .mobile-panel{display:none !important}
  .hero-inner{grid-template-columns:1.12fr .88fr;align-items:center;padding:84px 20px 92px}
  .split{grid-template-columns:1fr 1fr;gap:48px}
  .split.reverse .split-media{order:2}
  .section{padding:84px 0}
}
@media (max-width:1023px){
  .section{padding:64px 0}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .brand-text{font-size:.86rem}
  .brand-text small{display:none}
  .fab{left:12px;bottom:84px;padding:12px;font-size:0;gap:0;width:52px;height:52px;justify-content:center}
  .fab i{font-size:1rem}
}
@media (max-width:640px){
  .boss-row{grid-template-columns:52px 1fr;gap:12px}
  .boss-thumb{width:52px;height:40px}
  .boss-pay{grid-column:1/-1;text-align:left;display:flex;gap:10px;align-items:baseline}
  .btn{width:100%}
  .hero-cta{flex-direction:column}
}
@media (max-width:520px){
  .section{padding:44px 0}
  .h-title{font-size:1.5rem}
  .container{padding:0 16px}
}

/* roulang page: category3 */
:root{
  --bg-void:#04121B;
  --bg-abyss:#07202E;
  --bg-reef:#0C3145;
  --line:rgba(6,182,212,.22);
  --line-soft:rgba(148,163,184,.14);
  --plasma:#06B6D4;
  --volt:#A3E635;
  --laser:#F43F5E;
  --treasure:#FBBF24;
  --text:#F8FAFC;
  --muted:#94A3B8;
  --radius-lg:22px;
  --radius-md:16px;
  --radius-sm:10px;
  --shadow-soft:0 10px 40px rgba(2,10,20,.55);
  --shadow-neon:0 0 22px rgba(6,182,212,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1200px 600px at 82% -10%, rgba(6,182,212,.16), transparent 60%),
    radial-gradient(900px 500px at -5% 12%, rgba(163,230,53,.10), transparent 55%),
    linear-gradient(180deg,#04121B 0%, #051925 45%, #04121B 100%);
  color:var(--text);
  font-family:'Inter',system-ui,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
ul{list-style:none;margin:0;padding:0}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--volt);font-weight:700;
  background:rgba(163,230,53,.08);
  border:1px solid rgba(163,230,53,.28);
  padding:7px 14px;border-radius:999px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:.25s ease;
  text-align:center;line-height:1.2;
}
.btn-primary{
  background:linear-gradient(135deg,#06B6D4,#22D3EE 55%,#A3E635);
  color:#03151C;box-shadow:0 0 26px rgba(6,182,212,.42);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(6,182,212,.62)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  background:rgba(6,182,212,.06);color:#E2F7FB;border-color:rgba(6,182,212,.45);
}
.btn-ghost:hover{background:rgba(6,182,212,.16);border-color:var(--plasma)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--volt);outline-offset:3px;border-radius:8px}
.chip{
  display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;padding:5px 11px;border-radius:999px;
  background:rgba(244,63,94,.14);color:#FDA4B6;border:1px solid rgba(244,63,94,.35);
}
.chip-volt{background:rgba(163,230,53,.12);color:#D6F99A;border-color:rgba(163,230,53,.4)}
.chip-gold{background:rgba(251,191,36,.13);color:#FDE68A;border-color:rgba(251,191,36,.4)}
.section{padding:84px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(7,32,46,.55),rgba(4,18,27,.2));border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.h-title{font-size:clamp(1.55rem,3.2vw,2.4rem);font-weight:800;letter-spacing:-.02em;line-height:1.25;margin:0 0 14px}
.grid-auto{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(6,182,212,.45),transparent)}
.muted{color:var(--muted)}

/* ---------- HEADER ---------- */
header.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,18,27,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-link{position:relative;font-size:.92rem;font-weight:600;color:#CFE8F2;padding:8px 2px;transition:.2s}
.nav-link:hover{color:var(--volt)}
.nav-link.active{color:var(--volt)}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,var(--plasma),var(--volt));border-radius:2px}
.logo-mark{
  width:42px;height:42px;border-radius:14px;display:grid;place-items:center;
  font-size:1.15rem;background:linear-gradient(135deg,#06B6D4,#A3E635);color:#03151C;
  box-shadow:0 0 18px rgba(6,182,212,.45);flex:none;
}
.logo-text strong{display:block;font-size:.98rem;font-weight:800;color:#fff;line-height:1.15}
.logo-text small{display:block;font-size:.66rem;letter-spacing:.09em;text-transform:uppercase;color:var(--muted)}
.btn-login{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 16px;border-radius:999px;font-size:.85rem;font-weight:700;
  color:#CFE8F2;border:1px solid rgba(6,182,212,.45);background:transparent;transition:.22s;
}
.btn-login:hover{color:var(--volt);border-color:var(--volt);background:rgba(163,230,53,.07)}
.btn-signup{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 20px;border-radius:999px;font-size:.85rem;font-weight:800;
  color:#03151C;background:linear-gradient(135deg,#A3E635,#22D3EE);
  box-shadow:0 0 15px rgba(163,230,53,.4);transition:.22s;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 24px rgba(163,230,53,.65)}
.nav-toggle{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(6,182,212,.1);border:1px solid var(--line);color:#D6F2FA;font-size:1rem;cursor:pointer;
}
.mobile-nav{display:none;flex-direction:column;gap:2px;padding:10px 0 18px;border-top:1px solid var(--line-soft);margin-top:8px}
.mobile-nav.open{display:flex}
.mobile-nav a{padding:12px 6px;font-weight:600;color:#CFE8F2;border-bottom:1px solid var(--line-soft);font-size:.95rem}
.mobile-nav a.active{color:var(--volt)}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(4,18,27,.95) 0%,rgba(4,18,27,.84) 48%,rgba(7,32,46,.7) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.35fr .9fr;gap:40px;align-items:center;
  padding-top:76px;padding-bottom:72px;
}
.hero-copy h1{
  font-size:clamp(1.9rem,4.4vw,3.15rem);font-weight:900;line-height:1.16;
  letter-spacing:-.025em;margin:20px 0 16px;
}
.hero-lead{font-size:1.03rem;color:#C6DCE6;max-width:640px;margin:0 0 26px;line-height:1.7}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px}
.hero-panel{
  background:linear-gradient(165deg,rgba(12,49,69,.85),rgba(7,32,46,.7));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow-soft);backdrop-filter:blur(6px);
}
.panel-head{
  font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--plasma);font-weight:800;margin-bottom:16px;
}
.panel-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:12px 0;border-bottom:1px dashed var(--line-soft);font-size:.92rem;color:var(--muted);
}
.panel-row:last-child{border-bottom:none}
.panel-row strong{color:#EAFBFF;font-size:1rem;font-weight:800;white-space:nowrap}

/* ---------- VALUE ---------- */
.split{display:grid;grid-template-columns:1fr 1.15fr;gap:44px;align-items:start}
.value-item{
  display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line-soft);
}
.value-item:last-child{border-bottom:none}
.value-icon{
  width:46px;height:46px;border-radius:14px;flex:none;display:grid;place-items:center;
  background:rgba(6,182,212,.12);border:1px solid var(--line);color:var(--plasma);font-size:1.05rem;
}
.value-item h3{margin:0 0 6px;font-size:1.02rem;font-weight:800;color:#F1FAFE}
.value-item p{margin:0;color:var(--muted);font-size:.92rem;line-height:1.65}

/* ---------- PAY CARDS ---------- */
.pay-card{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(12,49,69,.8),rgba(7,32,46,.6));
  border:1px solid var(--line-soft);border-radius:var(--radius-md);
  padding:24px 22px;transition:.26s ease;
}
.pay-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  box-shadow:inset 0 0 0 1px rgba(6,182,212,0);transition:.26s;
}
.pay-card:hover{transform:translateY(-5px);border-color:var(--plasma);box-shadow:0 0 28px rgba(6,182,212,.3)}
.pay-card:hover::after{box-shadow:inset 0 0 0 1px rgba(163,230,53,.35)}
.pay-top{display:flex;align-items:center;gap:13px;margin-bottom:14px}
.pay-ico{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;flex:none;
  font-size:1.1rem;background:linear-gradient(135deg,rgba(6,182,212,.25),rgba(163,230,53,.2));
  border:1px solid var(--line);color:#D8F6FF;
}
.pay-top h3{margin:0;font-size:1.02rem;font-weight:800;color:#fff}
.pay-card p{margin:0 0 14px;color:var(--muted);font-size:.9rem;line-height:1.65}
.pay-meta{display:flex;flex-wrap:wrap;gap:8px}
.pay-meta span{
  font-size:.72rem;font-weight:700;letter-spacing:.05em;
  padding:5px 10px;border-radius:8px;
  background:rgba(6,182,212,.1);border:1px solid var(--line-soft);color:#B9E8F5;
}

/* ---------- TABLE ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius-md);border:1px solid var(--line-soft)}
.rate-table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:620px}
.rate-table th{
  background:rgba(6,182,212,.12);color:#D6F2FA;text-align:left;
  padding:15px 18px;font-size:.74rem;letter-spacing:.09em;text-transform:uppercase;font-weight:800;
}
.rate-table td{padding:15px 18px;border-top:1px solid var(--line-soft);color:#C9DFE9}
.rate-table td:first-child{color:#F1FAFE;font-weight:700}
.rate-table tbody tr{transition:.2s}
.rate-table tbody tr:hover td{background:rgba(6,182,212,.06)}
.table-note{margin-top:14px;font-size:.86rem;color:var(--muted)}

/* ---------- SCENARIO ---------- */
.scene-card{
  background:linear-gradient(170deg,rgba(12,49,69,.7),rgba(4,18,27,.5));
  border:1px solid var(--line-soft);border-radius:var(--radius-md);overflow:hidden;
  transition:.26s ease;display:flex;flex-direction:column;
}
.scene-card:hover{transform:translateY(-5px);border-color:rgba(163,230,53,.4);box-shadow:0 0 26px rgba(163,230,53,.18)}
.scene-card img{aspect-ratio:16/10;object-fit:cover;width:100%}
.scene-body{padding:20px 20px 22px}
.scene-body h3{margin:0 0 8px;font-size:1.02rem;font-weight:800;color:#fff}
.scene-body p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.65}

/* ---------- STEPS ---------- */
.steps{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.step{
  position:relative;padding:26px 22px 22px;border-radius:var(--radius-md);
  border:1px solid var(--line-soft);background:rgba(7,32,46,.5);transition:.24s;
}
.step:hover{border-color:var(--plasma);background:rgba(12,49,69,.65)}
.step-num{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:12px;
  font-weight:900;font-size:.95rem;color:#03151C;margin-bottom:14px;
  background:linear-gradient(135deg,#06B6D4,#A3E635);
}
.step h3{margin:0 0 8px;font-size:1rem;font-weight:800;color:#fff}
.step p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.65}

/* ---------- SECURITY ---------- */
.sec-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:42px;align-items:center}
.sec-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px dashed var(--line-soft);
  font-size:.93rem;color:#C9DFE9;
}
.sec-list li:last-child{border-bottom:none}
.sec-list i{color:var(--volt);margin-top:4px;font-size:.85rem}
.sec-visual{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-soft);
}
.sec-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.sec-badge{
  position:absolute;left:16px;bottom:16px;
  background:rgba(4,18,27,.82);backdrop-filter:blur(8px);
  border:1px solid var(--line);border-radius:14px;padding:12px 16px;
}
.sec-badge strong{display:block;font-size:1.05rem;color:var(--volt);font-weight:900}
.sec-badge span{font-size:.75rem;color:var(--muted);letter-spacing:.06em;text-transform:uppercase}

/* ---------- REVIEWS ---------- */
.quote-card{
  background:rgba(7,32,46,.55);border:1px solid var(--line-soft);
  border-radius:var(--radius-md);padding:24px 22px;transition:.24s;
}
.quote-card:hover{border-color:var(--plasma);box-shadow:0 0 22px rgba(6,182,212,.2)}
.quote-stars{color:var(--treasure);font-size:.82rem;letter-spacing:2px;margin-bottom:12px}
.quote-card p{margin:0 0 18px;color:#CFE3EC;font-size:.93rem;line-height:1.7}
.quote-who{display:flex;align-items:center;gap:12px}
.quote-av{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-weight:900;font-size:.9rem;color:#03151C;flex:none;
  background:linear-gradient(135deg,#A3E635,#06B6D4);
}
.quote-who strong{display:block;font-size:.9rem;color:#fff}
.quote-who span{font-size:.76rem;color:var(--muted)}

/* ---------- FAQ ---------- */
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-md);background:rgba(7,32,46,.5);margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px 20px;font-weight:700;font-size:1rem;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--plasma);font-size:1.3rem;font-weight:800}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:0;padding:0 20px 20px;color:var(--muted);font-size:.94rem;line-height:1.7}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line);padding:52px 40px;
}
.cta-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.22}
.cta-band .cta-mask{position:absolute;inset:0;background:linear-gradient(120deg,rgba(4,18,27,.95),rgba(7,32,46,.82))}
.cta-inner{position:relative;z-index:2;max-width:660px}
.cta-inner h2{margin:0 0 14px;font-size:clamp(1.4rem,2.8vw,2rem);font-weight:900;letter-spacing:-.02em;line-height:1.28}
.cta-inner p{margin:0 0 24px;color:#C6DCE6;font-size:.98rem;line-height:1.7}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- FOOTER ---------- */
footer.site-footer{background:linear-gradient(180deg,#04121B,#020B12);border-top:1px solid var(--line);padding:60px 0 30px}
.foot-head{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--volt);font-weight:800;margin-bottom:14px}
.foot-link{color:var(--muted);font-size:.9rem;padding:5px 0;transition:.2s;display:block}
a.foot-link:hover{color:var(--volt)}
.divider-line{height:1px;background:var(--line-soft);margin:14px 0}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;font-size:1.15rem;color:#D8F6FF;
  background:rgba(7,7,13,.82);backdrop-filter:blur(10px);
  border:1.5px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,#A3E635,#06B6D4);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.78;transition:.25s ease;animation:fabFloat 3.6s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.09);box-shadow:0 0 32px rgba(6,182,212,.75)}
.fab:active{transform:scale(.94)}
.fab .dot{
  position:absolute;top:5px;right:5px;width:10px;height:10px;border-radius:50%;
  background:var(--laser);box-shadow:0 0 10px var(--laser);animation:pulseDot 1.6s infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1023px){
  .section{padding:64px 0}
  .hero-inner{grid-template-columns:1fr;gap:30px;padding-top:56px;padding-bottom:56px}
  .split{grid-template-columns:1fr;gap:30px}
  .sec-grid{grid-template-columns:1fr;gap:30px}
  .hero-lead{max-width:none}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .container{padding:0 16px}
  .hero-copy h1{margin-top:16px}
  .hero-actions .btn{flex:1 1 100%}
  .cta-band{padding:36px 22px}
  .fab{left:12px;bottom:84px;width:52px;height:52px;border-radius:16px}
  .logo-text small{display:none}
}
@media (max-width:520px){
  .section{padding:44px 0}
  .btn{padding:13px 20px;font-size:.9rem;width:100%}
  .h-title{font-size:1.5rem}
  .hero-panel{padding:18px}
  .panel-row{font-size:.85rem}
  .panel-row strong{font-size:.92rem}
  .btn-login{padding:8px 12px;font-size:.78rem}
  .btn-signup{padding:9px 14px;font-size:.78rem}
}