:root{
  --bg:#0a1120; --bg2:#0d1628; --panel:#111d36; --panel2:#152444;
  --line:rgba(122,155,214,.16); --line2:rgba(255,157,53,.35);
  --fire1:#FF6B35; --fire2:#ff9d35;
  --ink:#f4f7ff; --mut:#93a9d1; --ok:#2bd98a; --wa:#25d366;
  --shadow:0 20px 50px rgba(2,6,16,.5); --r:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:
  radial-gradient(1000px 500px at 85% -100px, rgba(255,107,53,.07), transparent 60%),
  radial-gradient(800px 500px at -100px 300px, rgba(43,86,160,.12), transparent 60%),
  var(--bg);
  color:var(--ink);font-family:'Hind Siliguri',sans-serif;font-size:17.5px;line-height:1.9;overflow-x:hidden}
a{color:inherit;text-decoration:none}
.wrap{max-width:820px;margin:0 auto;padding:0 20px}
.en{font-family:'Chakra Petch',sans-serif;font-style:italic;letter-spacing:.5px}
.fire{background:linear-gradient(92deg,var(--fire1),var(--fire2));-webkit-background-clip:text;background-clip:text;color:transparent}

/* header */
header{position:sticky;top:0;z-index:50;background:rgba(10,17,32,.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:66px;max-width:1100px;margin:0 auto;padding:0 20px}
.brand{display:flex;align-items:center;gap:11px;font-family:'Chakra Petch',sans-serif;font-weight:700;font-style:italic;font-size:21px}
.brand .cross{width:32px;height:32px;flex:none;background:linear-gradient(135deg,var(--fire1),var(--fire2));clip-path:polygon(50% 0,100% 25%,100% 75%,50% 100%,0 75%,0 25%);display:grid;place-items:center;color:#0b1220;font-weight:800;font-style:normal;font-size:18px;filter:drop-shadow(0 3px 8px rgba(255,107,53,.5))}
.brand b{color:#fff}.brand span{color:var(--fire1)}
.brand .bd{font-size:11px;color:var(--mut);border:1px solid var(--line);border-radius:6px;padding:1px 7px;font-style:normal}
.navlinks{display:flex;gap:24px;font-size:15px;color:var(--mut)}
.navlinks a:hover{color:var(--ink)}
.hbtn{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(92deg,var(--fire1),var(--fire2));color:#160f09;font-weight:700;padding:9px 17px;border-radius:11px;font-size:14.5px;box-shadow:0 6px 20px rgba(255,107,53,.3)}
@media(max-width:820px){.navlinks{display:none}}

/* breadcrumb */
.crumb{max-width:820px;margin:0 auto;padding:22px 20px 0;font-size:14px;color:var(--mut)}
.crumb a:hover{color:var(--fire2)}
.crumb span{color:var(--fire2)}

/* article */
article{padding:14px 0 40px}
.eyebrow{color:var(--fire1);font-weight:700;font-size:13px;letter-spacing:2.5px;text-transform:uppercase;font-family:'Chakra Petch',sans-serif;font-style:italic}
h1{font-family:'Baloo Da 2',sans-serif;font-size:clamp(28px,4.6vw,44px);line-height:1.4;font-weight:800;letter-spacing:-.3px;margin:10px 0 14px}
.meta{color:var(--mut);font-size:14.5px;border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:26px}
article h2{font-family:'Baloo Da 2',sans-serif;font-size:clamp(22px,3.2vw,29px);font-weight:800;margin:36px 0 10px;letter-spacing:-.2px;color:var(--ink)}
article h3{font-size:20px;font-weight:700;margin:24px 0 6px;color:var(--fire2)}
article p{color:#dce6fa;margin:12px 0}
article ul,article ol{margin:12px 0 12px 4px;padding-left:22px;color:#dce6fa}
article li{margin:9px 0}
article strong{color:#fff}
.lead{font-size:19.5px;color:var(--mut)!important}
.tip{background:rgba(21,36,68,.6);border:1px dashed var(--line2);border-left:4px solid var(--fire1);border-radius:12px;padding:16px 20px;color:var(--mut);font-size:16px;margin:22px 0}
.tip b{color:var(--fire2)}

/* CTA */
.cta-box{background:linear-gradient(135deg,var(--panel),var(--panel2));border:1px solid var(--line2);border-radius:var(--r);padding:28px;text-align:center;margin:34px 0;box-shadow:var(--shadow)}
.cta-box h3{color:#fff;font-family:'Baloo Da 2',sans-serif;font-size:24px;margin-bottom:8px}
.cta-box p{color:var(--mut);margin-bottom:18px;font-size:16px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;border-radius:13px;padding:14px 26px;font-size:16px;font-family:'Hind Siliguri',sans-serif;transition:transform .2s}
.btn:hover{transform:translateY(-2px)}
.btn-fire{background:linear-gradient(92deg,var(--fire1),var(--fire2));color:#160f09;box-shadow:0 10px 30px rgba(255,107,53,.35)}
.btn-wa{background:var(--wa);color:#04210f}

/* related */
.related{border-top:1px solid var(--line);margin-top:44px;padding-top:30px}
.related h2{font-family:'Baloo Da 2',sans-serif;font-size:24px;margin-bottom:16px}
.rgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.rcard{background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line);border-radius:14px;padding:18px 20px;transition:transform .25s,border-color .25s}
.rcard:hover{transform:translateY(-4px);border-color:var(--line2)}
.rcard .k{color:var(--fire1);font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;font-family:'Chakra Petch',sans-serif;font-style:italic}
.rcard h4{font-size:17px;margin:6px 0 0;font-weight:700;line-height:1.5}
@media(max-width:600px){.rgrid{grid-template-columns:1fr}}

/* blog index list */
.hero-b{text-align:center;padding:54px 0 10px}
.hero-b h1{margin:6px auto}
.hero-b p{color:var(--mut);max-width:560px;margin:6px auto 0;font-size:17.5px}
.postlist{display:grid;gap:18px;padding:34px 0 50px}
.pitem{display:block;background:linear-gradient(180deg,var(--panel),var(--panel2));border:1px solid var(--line);border-radius:var(--r);padding:26px 28px;transition:transform .3s,border-color .3s,box-shadow .3s}
.pitem:hover{transform:translateY(-5px);border-color:var(--line2);box-shadow:var(--shadow)}
.pitem .k{color:var(--fire1);font-size:12.5px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;font-family:'Chakra Petch',sans-serif;font-style:italic}
.pitem h2{font-family:'Baloo Da 2',sans-serif;font-size:24px;font-weight:800;margin:8px 0 8px;line-height:1.45}
.pitem p{color:var(--mut);font-size:16px}
.pitem .more{color:var(--fire2);font-weight:700;font-size:15px;margin-top:12px;display:inline-flex;gap:6px;transition:gap .2s}
.pitem:hover .more{gap:11px}

/* footer */
footer{border-top:1px solid var(--line);padding:38px 0;color:var(--mut);font-size:15px;margin-top:20px}
.frow{max-width:1100px;margin:0 auto;padding:0 20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:18px}
footer a:hover{color:var(--fire2)}

/* floating WA */
.fab{position:fixed;right:20px;bottom:20px;z-index:60;display:inline-flex;align-items:center;gap:9px;background:var(--wa);color:#04210f;font-weight:700;padding:13px 20px;border-radius:99px;box-shadow:0 10px 30px rgba(37,211,102,.4);cursor:pointer}
.fab svg{width:22px;height:22px}
@media(max-width:600px){.fab span{display:none}.fab{padding:15px;border-radius:50%}}