/* Probasi Live — site styles
   রঙ: logo র gradient (গোলাপি → বেগুনি → নীল) মূল, screenshot এর সোনালি শুধু টান দিতে। */
:root{
  --bg:#0b0616; --bg2:#120a24; --card:#160d2b; --line:#2a1b4a;
  --text:#f3eefc; --muted:#b3a6cf; --faint:#8577a6;
  --pink:#ff3d9a; --violet:#9b5cff; --blue:#3aa0ff; --gold:#ffc24b;
  --grad:linear-gradient(100deg,#ff3d9a 0%,#9b5cff 52%,#3aa0ff 100%);
  --radius:18px; --wrap:1140px;
  --f-head:"Plus Jakarta Sans","Hind Siliguri",system-ui,sans-serif;
  --f-body:"Plus Jakarta Sans","Hind Siliguri",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--f-body);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 22px}
.glow{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:0}
.glow::before,.glow::after{content:"";position:absolute;border-radius:50%;filter:blur(110px);opacity:.34}
.glow::before{width:560px;height:560px;left:-180px;top:-220px;background:#7a2cff}
.glow::after{width:460px;height:460px;right:-160px;top:120px;background:#ff2d8f;opacity:.2}

/* ---------- header ---------- */
.top{position:sticky;top:0;z-index:50;background:rgba(11,6,22,.78);backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.06)}
.top .wrap{display:flex;align-items:center;gap:18px;height:70px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--f-head);font-weight:800;font-size:19px;letter-spacing:-.01em}
.brand img{width:38px;height:38px;border-radius:10px}
.brand span b{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav{display:flex;gap:26px;margin-left:auto;font-size:14.5px;font-weight:600;color:var(--muted)}
.nav a:hover,.nav a.on{color:#fff}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;font-size:12px;font-weight:700}
.lang button{all:unset;cursor:pointer;padding:4px 11px;border-radius:999px;color:var(--muted)}
.lang button.on{background:var(--grad);color:#fff}
.lang button:focus-visible,.btn:focus-visible,.nav a:focus-visible,.burger:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 24px;border-radius:999px;font-weight:700;font-size:15px;border:0;cursor:pointer;font-family:inherit;transition:transform .15s,box-shadow .15s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 30px -10px rgba(155,92,255,.8)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px -10px rgba(155,92,255,.95)}
.btn-ghost{background:rgba(255,255,255,.05);color:#fff;border:1px solid var(--line)}
.btn-ghost:hover{background:rgba(255,255,255,.09)}
.btn-sm{padding:10px 18px;font-size:14px}
.burger{all:unset;display:none;cursor:pointer;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);place-items:center;margin-left:auto}
.burger i{display:block;width:18px;height:2px;background:#fff;margin:4px auto;border-radius:2px}

/* ---------- hero ---------- */
.hero{position:relative;padding:74px 0 60px}
.hero .wrap{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;padding:7px 14px;border-radius:999px;border:1px solid rgba(155,92,255,.45);background:rgba(155,92,255,.1);color:#d9c4ff}
h1{font-family:var(--f-head);font-weight:800;font-size:clamp(36px,5.4vw,60px);line-height:1.06;letter-spacing:-.025em;margin:20px 0 18px;text-wrap:balance}
h1 em,h2 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{color:var(--muted);font-size:17.5px;max-width:52ch;margin:0 0 30px}
.cta{display:flex;flex-wrap:wrap;gap:12px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.chip{font-size:13px;font-weight:600;color:var(--muted);padding:8px 14px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07)}
.chip b{color:var(--gold);font-weight:800;margin-right:6px}
.phones{position:relative;height:560px}
.phones img{position:absolute;width:255px;border-radius:30px;border:1px solid rgba(255,255,255,.12);box-shadow:0 30px 70px -20px rgba(0,0,0,.85),0 0 0 6px rgba(255,255,255,.03)}
.phones img:nth-child(1){left:50%;top:0;transform:translateX(-50%);z-index:3;width:282px}
.phones img:nth-child(2){left:0;top:70px;transform:rotate(-7deg);opacity:.9;z-index:2}
.phones img:nth-child(3){right:0;top:70px;transform:rotate(7deg);opacity:.9;z-index:2}

/* ---------- sections ---------- */
section{position:relative;padding:74px 0}
.sec-head{text-align:center;max-width:640px;margin:0 auto 44px}
h2{font-family:var(--f-head);font-weight:800;font-size:clamp(28px,3.6vw,40px);line-height:1.15;letter-spacing:-.02em;margin:14px 0 12px;text-wrap:balance}
.sec-head p{color:var(--muted);margin:0}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}
.card{background:linear-gradient(180deg,rgba(255,255,255,.045),rgba(255,255,255,.015));border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:26px 24px;transition:transform .2s,border-color .2s}
.card:hover{transform:translateY(-4px);border-color:rgba(155,92,255,.55)}
.ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:rgba(155,92,255,.16);border:1px solid rgba(155,92,255,.35);margin-bottom:16px}
.ico svg{width:24px;height:24px;stroke:#d8c2ff;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-family:var(--f-head);font-size:18.5px;font-weight:700;margin:0 0 8px}
.card p{margin:0;color:var(--muted);font-size:15px}
.alt{background:var(--bg2);border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05)}

.shots{display:flex;gap:18px;overflow-x:auto;padding:6px 22px 22px;scroll-snap-type:x mandatory;max-width:1320px;margin:0 auto}
.shots img{flex:0 0 auto;width:236px;border-radius:24px;border:1px solid rgba(255,255,255,.1);scroll-snap-align:center;box-shadow:0 20px 50px -20px rgba(0,0,0,.9)}
.shots::-webkit-scrollbar{height:8px}.shots::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px}

.safety{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.safety div{padding:20px 22px;border-radius:16px;border:1px solid rgba(255,194,75,.22);background:rgba(255,194,75,.05)}
.safety b{display:block;font-family:var(--f-head);font-size:16px;margin-bottom:5px;color:#ffe2a6}
.safety span{color:var(--muted);font-size:14.5px}

.band{border-radius:26px;padding:54px 30px;text-align:center;background:radial-gradient(120% 140% at 50% 0%,rgba(155,92,255,.35),rgba(255,61,154,.12) 45%,rgba(11,6,22,0) 75%),var(--card);border:1px solid rgba(155,92,255,.35)}
.band p{color:var(--muted);max-width:54ch;margin:0 auto 26px}
.stores{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.store{display:inline-flex;align-items:center;gap:12px;padding:11px 22px;border-radius:14px;background:#fff;color:#0b0616;font-weight:800;line-height:1.15}
.store small{display:block;font-size:10.5px;font-weight:700;letter-spacing:.08em;opacity:.65}
.store svg{width:26px;height:26px}
.store.dark{background:rgba(255,255,255,.06);color:#fff;border:1px solid var(--line)}

/* ---------- inner pages ---------- */
.page-hero{position:relative;padding:70px 0 34px;text-align:center}
.page-hero .wrap{position:relative;z-index:1}
.page-hero h1{font-size:clamp(32px,4.6vw,50px);margin:18px auto 12px;max-width:18ch}
.page-hero p{color:var(--muted);max-width:60ch;margin:0 auto}
.updated{display:inline-block;margin-top:16px;font-size:13px;color:var(--faint);font-weight:600}
.doc{max-width:820px;margin:0 auto;padding:20px 22px 84px}
.doc h2{font-size:23px;margin:42px 0 10px;text-align:left}
.doc h3{font-family:var(--f-head);font-size:17px;margin:24px 0 6px}
.doc p,.doc li{color:#d5cbe9;font-size:15.8px}
.doc ul{padding-left:20px;margin:8px 0}
.doc li{margin:6px 0}
.doc a{color:#c9a8ff;text-decoration:underline;text-underline-offset:3px}
.doc .tw{overflow-x:auto;margin:14px 0;border:1px solid var(--line);border-radius:14px}
.doc table{border-collapse:collapse;width:100%;font-size:14.5px;min-width:560px}
.doc th,.doc td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top;color:#d5cbe9}
.doc th{background:rgba(155,92,255,.12);color:#fff;font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.doc tr:last-child td{border-bottom:0}
.note{border-left:3px solid var(--violet);background:rgba(155,92,255,.09);padding:14px 18px;border-radius:0 12px 12px 0;margin:18px 0}
.note.warn{border-color:var(--gold);background:rgba(255,194,75,.07)}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 10px}
.toc a{font-size:13px;text-decoration:none;padding:6px 12px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.toc a:hover{color:#fff;border-color:var(--violet)}

/* ---------- contact ---------- */
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:22px;max-width:1000px;margin:0 auto;padding:10px 22px 90px}
.info{display:grid;gap:16px;align-content:start}
.info .card p a{color:#c9a8ff}
form.card{padding:30px 28px}
form h3{margin:0 0 18px;font-size:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--muted);margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;background:rgba(0,0,0,.28);border:1px solid var(--line);border-radius:12px;padding:13px 15px;color:#fff;font:inherit;font-size:15px;transition:border-color .15s,box-shadow .15s}
.field textarea{min-height:140px;resize:vertical}
.field select option{background:#160d2b}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--violet);box-shadow:0 0 0 4px rgba(155,92,255,.18)}
.field.bad input,.field.bad textarea,.field.bad select{border-color:#ff6b8b}
.err{display:none;font-size:12.5px;color:#ff8fa6;margin-top:6px}
.field.bad .err{display:block}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.count{float:right;font-weight:600;color:var(--faint)}
.formmsg{display:none;margin-top:16px;padding:13px 16px;border-radius:12px;font-size:14.5px;font-weight:600}
.formmsg.ok{display:block;background:rgba(61,220,151,.1);border:1px solid rgba(61,220,151,.4);color:#9ff0c9}
.formmsg.no{display:block;background:rgba(255,107,139,.1);border:1px solid rgba(255,107,139,.4);color:#ffb3c2}
.btn[disabled]{opacity:.6;cursor:progress;transform:none}
.spin{width:16px;height:16px;border-radius:50%;border:2px solid rgba(255,255,255,.35);border-top-color:#fff;animation:sp .7s linear infinite;display:none}
.btn.busy .spin{display:block}
@keyframes sp{to{transform:rotate(360deg)}}

/* ---------- footer ---------- */
footer{border-top:1px solid rgba(255,255,255,.07);background:#08040f;padding:54px 0 28px;font-size:14.5px}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.fgrid p{color:var(--muted);margin:14px 0 0;max-width:34ch}
.fgrid h4{font-family:var(--f-head);font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin:0 0 14px}
.fgrid a{display:block;color:var(--muted);margin:9px 0}
.fgrid a:hover{color:#fff}
.copy{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.06);color:var(--faint);font-size:13px;display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between}

[data-bn]{}
@media (max-width:920px){
  .hero .wrap{grid-template-columns:1fr;text-align:center}
  .lead{margin-left:auto;margin-right:auto}.cta,.chips{justify-content:center}
  .phones{height:430px;max-width:440px;margin:10px auto 0;width:100%}
  .phones img{width:190px}.phones img:nth-child(1){width:214px}
  .contact{grid-template-columns:1fr}.fgrid{grid-template-columns:1fr 1fr}
  .nav{display:none;position:absolute;left:0;right:0;top:70px;flex-direction:column;gap:0;background:#0b0616;border-bottom:1px solid var(--line);padding:8px 22px 16px}
  .nav.open{display:flex}.nav a{padding:12px 0;border-bottom:1px solid rgba(255,255,255,.05)}
  .burger{display:grid}.top .btn{display:none}
}
@media (max-width:520px){.row2{grid-template-columns:1fr}.fgrid{grid-template-columns:1fr}section{padding:56px 0}.band{padding:40px 20px}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}