/* =====================================================================
   STELLAR — "Live Signal" stylesheet  (stellar.css)
   Engineered, trustworthy identity for an IoT + attendance company.
   Signature: a pulsing monospaced live-status readout; green = present /
   safe / online across all three products; instrument-stage hardware.
   Built for a Bangladesh-first, mostly-mobile audience.
   ===================================================================== */

:root{
  /* ink */
  --ink:#11132B; --ink-2:#494C6B; --ink-3:#86889F;
  /* brand indigo (kept from STELLAR identity) */
  --brand:#383466; --brand-deep:#26224A; --brand-bright:#5B53C4;
  /* semantic signal colours (TRUE meaning across products) */
  --signal:#0FB37D; --signal-deep:#0A8F63; --signal-soft:#E4F6EE;
  --alert:#E5803A; --alert-soft:#FBEEE3;
  /* surfaces */
  --paper:#fff; --mist:#F5F6FC; --mist-2:#ECEDF7; --line:#E5E6F1;
  --dark:#0B0D20; --dark-2:#15183A;
  /* gradient (used with restraint) */
  --grad:linear-gradient(118deg,#5B53C4,#7C5CFF 62%,#9B8CFF);
  --grad-deep:linear-gradient(150deg,#141738,#06070F);
  /* type */
  --f-head:'Sora',-apple-system,BlinkMacSystemFont,'Noto Sans Bengali',sans-serif;
  --f-body:'Hanken Grotesk',-apple-system,'Noto Sans Bengali',sans-serif;
  --f-mono:'Space Mono','Noto Sans Bengali',monospace;
  /* metrics */
  --maxw:1180px; --rad:18px; --rad-sm:12px; --rad-lg:26px;
  --shadow:0 2px 8px rgba(17,19,43,.05),0 14px 36px rgba(17,19,43,.07);
  --shadow-lg:0 4px 14px rgba(17,19,43,.06),0 32px 70px rgba(17,19,43,.16);
  --shadow-brand:0 16px 40px rgba(91,83,196,.30);
  --ring:0 0 0 4px #E9E6FF;
}
:lang(bn){ --f-head:'Noto Sans Bengali','Sora',sans-serif;
           --f-body:'Noto Sans Bengali','Hanken Grotesk',sans-serif; }

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{overflow-x:clip;font-family:var(--f-body);color:var(--ink);background:var(--paper);
  line-height:1.66;font-size:16.5px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body[data-lang="bn"]{line-height:1.85}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
h1,h2,h3,h4,h5{font-family:var(--f-head);font-weight:700;line-height:1.12;
  letter-spacing:-.02em;color:var(--ink)}
:lang(bn) h1,:lang(bn) h2,:lang(bn) h3{letter-spacing:0;line-height:1.3}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px}
svg{display:block}

/* ---- eyebrow / signal label (signature) ---- */
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--f-mono);
  font-size:.7rem;letter-spacing:.18em;text-transform:uppercase;color:var(--brand-bright);
  font-weight:700}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--signal);
  box-shadow:0 0 0 0 rgba(15,179,125,.5);animation:ping 2.4s infinite}
.eyebrow.on-dark{color:#C9C4FF}
@keyframes ping{0%{box-shadow:0 0 0 0 rgba(15,179,125,.5)}
  70%{box-shadow:0 0 0 7px rgba(15,179,125,0)}100%{box-shadow:0 0 0 0 rgba(15,179,125,0)}}
@media(prefers-reduced-motion:reduce){.eyebrow::before{animation:none}}

.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.kicker{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}

/* ---- buttons ---- */
.btn{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--f-head);
  font-weight:600;font-size:.96rem;padding:.82rem 1.5rem;border-radius:12px;
  border:1.5px solid transparent;cursor:pointer;transition:transform .18s,box-shadow .18s,background .18s,border-color .18s;white-space:nowrap}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-brand);background:var(--brand-deep)}
.btn-grad{background:var(--grad);color:#fff}
.btn-grad:hover{transform:translateY(-2px);box-shadow:var(--shadow-brand)}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand-bright);color:var(--brand-bright)}
.btn-light{background:#fff;color:var(--brand)}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.btn-arrow{transition:transform .2s}.btn:hover .btn-arrow{transform:translateX(4px)}

/* ---- nav ---- */
.nav-shell{position:sticky;top:14px;z-index:70;padding:0 18px}
.nav{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;
  justify-content:space-between;height:62px;padding:0 12px 0 18px;
  background:rgba(255,255,255,.86);backdrop-filter:saturate(170%) blur(14px);
  border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
.brand{display:inline-flex;align-items:center;gap:.55rem;color:var(--brand)}
.brand .mark{width:30px;height:30px;flex:none}
.nav-logo{height:34px;width:auto;display:block}
.brand .word{font-family:var(--f-head);font-weight:800;font-size:1.16rem;letter-spacing:.02em;color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:1.5rem;list-style:none}
.nav-links a{font-family:var(--f-head);font-weight:500;font-size:.92rem;color:var(--ink-2);transition:color .18s;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--brand)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-7px;height:2px;border-radius:2px;background:var(--signal)}
.nav-cta{display:flex;align-items:center;gap:.55rem}
.lang-switch{display:inline-flex;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--mist)}
.lang-switch button{font-family:var(--f-head);font-weight:600;font-size:.78rem;padding:.42rem .7rem;border:0;background:transparent;color:var(--ink-3);cursor:pointer;transition:.15s}
.lang-switch button.on{background:#fff;color:var(--brand);box-shadow:var(--shadow)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:9px}
.burger span{width:22px;height:2px;background:var(--brand);border-radius:2px;transition:.25s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---- live status chip (signature) ---- */
.live{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--f-mono);
  font-size:.74rem;letter-spacing:.04em;color:#D7FBEC;background:rgba(15,179,125,.14);
  border:1px solid rgba(15,179,125,.4);padding:.35rem .7rem;border-radius:8px;white-space:nowrap}
.live .dot{width:8px;height:8px;border-radius:50%;background:var(--signal);box-shadow:0 0 8px var(--signal);animation:ping 2.4s infinite}
.live.amber{color:#FBE6D2;background:rgba(229,128,58,.14);border-color:rgba(229,128,58,.4)}
.live.amber .dot{background:var(--alert);box-shadow:0 0 8px var(--alert)}

/* =====================================================================
   HERO
   ===================================================================== */
.hero{position:relative;overflow:hidden;padding:clamp(40px,6vw,80px) 0 clamp(30px,4vw,54px)}
.hero::before{content:"";position:absolute;inset:0;z-index:0;opacity:.6;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);
  background-size:40px 40px;
  -webkit-mask:radial-gradient(120% 80% at 70% 0,#000,transparent 72%);
  mask:radial-gradient(120% 80% at 70% 0,#000,transparent 72%)}
.hero::after{content:"";position:absolute;top:-180px;right:-120px;width:680px;height:560px;z-index:0;
  background:radial-gradient(circle,rgba(124,92,255,.20),transparent 62%)}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(2.3rem,5.2vw,3.7rem);margin:1.1rem 0 1rem;letter-spacing:-.035em;max-width:14ch}
:lang(bn) .hero h1{font-size:clamp(2rem,4.6vw,3.1rem)}
.hero .lead{font-size:1.16rem;color:var(--ink-2);max-width:50ch;margin-bottom:1.7rem}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:1.6rem}
.hero-mini{display:flex;gap:.5rem;flex-wrap:wrap}
.hero-mini .chip{font-family:var(--f-mono);font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;
  color:var(--ink-3);background:#fff;border:1px solid var(--line);border-radius:8px;padding:.4rem .7rem}

/* instrument stage */
.stage{position:relative;border-radius:var(--rad-lg);background:var(--grad-deep);
  border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow-lg);padding:30px;overflow:hidden;min-height:380px;
  display:flex;align-items:center;justify-content:center}
.stage::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:34px 34px}
.stage::after{content:"";position:absolute;top:-30%;left:-10%;width:120%;height:80%;
  background:radial-gradient(circle at 70% 20%,rgba(124,92,255,.35),transparent 55%)}
.stage img{position:relative;z-index:2;height:330px;width:auto;object-fit:contain;mix-blend-mode:screen}
.stage .live{position:absolute;z-index:3}
.stage .live.tl{top:20px;left:20px}.stage .live.br{bottom:20px;right:20px}
.stage .scan{position:absolute;z-index:2;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,transparent,var(--signal),transparent);
  filter:blur(.4px);animation:scan 4.5s ease-in-out infinite;opacity:.8}
@keyframes scan{0%,100%{top:18%}50%{top:78%}}
@media(prefers-reduced-motion:reduce){.stage .scan{animation:none;top:50%}}

/* trust bar under hero */
.trustbar{margin-top:clamp(26px,4vw,40px);border:1px solid var(--line);border-radius:var(--rad);
  background:#fff;box-shadow:var(--shadow);display:grid;grid-template-columns:repeat(4,1fr)}
.trustbar .t{padding:18px 22px;border-left:1px solid var(--line);display:flex;flex-direction:column;gap:2px}
.trustbar .t:first-child{border-left:0}
.trustbar .n{font-family:var(--f-head);font-weight:800;font-size:1.5rem;letter-spacing:-.02em;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.trustbar .l{font-size:.82rem;color:var(--ink-2)}

/* =====================================================================
   SECTIONS
   ===================================================================== */
.section{padding:clamp(52px,7vw,96px) 0}
.section.mist{background:var(--mist)}
.section.dark{background:var(--dark);color:#C9CBE6;position:relative;overflow:hidden}
.section.dark::before{content:"";position:absolute;inset:0;opacity:.5;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:44px 44px;
  -webkit-mask:radial-gradient(100% 60% at 50% 0,#000,transparent 75%);mask:radial-gradient(100% 60% at 50% 0,#000,transparent 75%)}
.section.dark .wrap{position:relative;z-index:2}
.section.dark h2,.section.dark h3,.section.dark h4{color:#fff}

.sec-head{max-width:680px;margin:0 auto 46px;text-align:center}
.sec-head.left{margin-left:0;text-align:left}
.sec-head h2{font-size:clamp(1.85rem,3.4vw,2.6rem);margin:.9rem 0 .7rem;letter-spacing:-.025em}
.sec-head p{color:var(--ink-2);font-size:1.06rem}
.section.dark .sec-head p{color:#A9ABCE}

/* =====================================================================
   AUDIENCE GRID  (research-driven: office/factory/school/madrasa/home)
   ===================================================================== */
.aud-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
.aud{display:flex;flex-direction:column;gap:10px;padding:22px 18px;background:#fff;
  border:1px solid var(--line);border-radius:var(--rad);box-shadow:var(--shadow);transition:.22s;text-align:left}
.aud:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#D7D2FF}
.aud .ic{width:46px;height:46px;border-radius:13px;background:var(--mist-2);color:var(--brand);
  display:grid;place-items:center}
.aud .ic svg{width:24px;height:24px}
.aud h4{font-size:1rem}
.aud p{font-size:.84rem;color:var(--ink-2);line-height:1.5}

/* =====================================================================
   PRODUCT CARDS
   ===================================================================== */
.prod-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.pcard{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--rad);
  padding:30px 28px;display:flex;flex-direction:column;gap:13px;transition:.24s;overflow:hidden}
.pcard::after{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .3s}
.pcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.pcard:hover::after{transform:scaleX(1)}
.picon{width:54px;height:54px;border-radius:15px;background:var(--grad);display:grid;place-items:center;color:#fff;box-shadow:var(--shadow-brand)}
.picon svg{width:27px;height:27px}
.pcard h3{font-size:1.28rem}
.pcard p{color:var(--ink-2);font-size:.96rem;flex:1}
.badges{display:flex;gap:.4rem;flex-wrap:wrap}
.badge{font-family:var(--f-mono);font-size:.62rem;letter-spacing:.05em;text-transform:uppercase;
  padding:.28rem .55rem;border-radius:7px;border:1px solid var(--line);color:var(--ink-2);background:var(--mist);font-weight:700}
.badge.b-web{color:var(--brand-bright);border-color:#D9D2FF;background:#F1EDFF}
.badge.b-app{color:var(--signal-deep);border-color:#BEEBD9;background:var(--signal-soft)}
.badge.b-hw{color:#C2410C;border-color:#FAD9C6;background:var(--alert-soft)}
.more{font-family:var(--f-head);font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:.4rem;margin-top:.2rem}

/* =====================================================================
   WHY STELLAR  (trust differentiators)
   ===================================================================== */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.why{padding:26px 24px;border:1px solid rgba(255,255,255,.1);border-radius:var(--rad);
  background:rgba(255,255,255,.03);transition:.22s}
.why:hover{border-color:rgba(124,92,255,.45);background:rgba(124,92,255,.06)}
.why .wic{width:44px;height:44px;border-radius:12px;background:rgba(15,179,125,.16);
  border:1px solid rgba(15,179,125,.35);color:var(--signal);display:grid;place-items:center;margin-bottom:14px}
.why .wic svg{width:22px;height:22px}
.why h4{font-size:1.08rem;margin-bottom:.4rem}
.why p{color:#A9ABCE;font-size:.93rem}

/* =====================================================================
   DEVICE GRID
   ===================================================================== */
.device-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.dcard{background:#fff;border:1px solid var(--line);border-radius:var(--rad);overflow:hidden;transition:.24s;box-shadow:var(--shadow)}
.dcard:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.dstage{position:relative;height:218px;background:var(--grad-deep);display:flex;align-items:center;justify-content:center;padding:18px;overflow:hidden;cursor:zoom-in}
.dstage video,.media-stage video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;z-index:3;opacity:0;transition:opacity .3s;pointer-events:none;mix-blend-mode:screen}
.dstage.playing video,.media-stage.playing video{opacity:1}
.dstage .zoom-hint{position:absolute;z-index:4;right:10px;bottom:10px;display:inline-flex;align-items:center;gap:.3rem;
  font-family:var(--f-mono);font-size:.58rem;letter-spacing:.06em;text-transform:uppercase;color:#fff;
  background:rgba(11,13,32,.55);border:1px solid rgba(255,255,255,.25);padding:.28rem .5rem;border-radius:7px;backdrop-filter:blur(3px);opacity:0;transition:.22s}
.dcard:hover .dstage .zoom-hint{opacity:1}
.dstage .zoom-hint svg{width:12px;height:12px}
.dstage::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:28px 28px}
.dstage img{position:relative;z-index:2;width:100%;height:100%;object-fit:contain;mix-blend-mode:screen}
.dmeta{padding:16px 18px 20px}
.dtag{font-family:var(--f-mono);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;color:var(--signal-deep);font-weight:700}
.dmeta h4{font-size:1.04rem;margin:.45rem 0 0;display:flex;align-items:baseline;gap:.4rem;flex-wrap:wrap}
.dmeta h4 .mdl{font-family:var(--f-mono);font-size:.72rem;color:var(--ink-3);font-weight:400}
.dmeta p{color:var(--ink-2);font-size:.88rem;margin-top:.35rem;line-height:1.5}

/* =====================================================================
   SPLIT (overview blocks)
   ===================================================================== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.lead-p{font-size:1.12rem;color:var(--ink-2)}
.check{list-style:none;display:flex;flex-direction:column;gap:.85rem;margin-top:1.3rem}
.check li{display:flex;gap:.7rem;align-items:flex-start;color:var(--ink-2)}
.check li b{color:var(--ink)}
.check .ci{flex:none;width:24px;height:24px;border-radius:7px;background:var(--signal-soft);
  border:1px solid #BEEBD9;display:grid;place-items:center;margin-top:2px}
.check .ci svg{width:13px;height:13px;color:var(--signal-deep)}
.media-stage{position:relative;border-radius:var(--rad-lg);background:var(--grad-deep);padding:28px;
  display:grid;place-items:center;box-shadow:var(--shadow-lg);min-height:340px;overflow:hidden}
.media-stage::before{content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:32px 32px}
.media-stage img{position:relative;z-index:2;height:300px;width:auto;object-fit:contain;mix-blend-mode:screen}
.media-stage .live{position:absolute;z-index:3;top:18px;left:18px}

/* =====================================================================
   ACCESS + STORE
   ===================================================================== */
.access-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.access-grid.one{grid-template-columns:1fr;max-width:560px;margin:0 auto}
.acard{border:1px solid var(--line);border-radius:var(--rad);padding:28px;background:#fff;box-shadow:var(--shadow)}
.acard .ah{display:flex;align-items:center;gap:.7rem;margin-bottom:.5rem}
.acard .ah .ic{width:44px;height:44px;border-radius:12px;background:var(--grad);display:grid;place-items:center;color:#fff;flex:none}
.acard .ah .ic svg{width:22px;height:22px}
.acard h4{font-size:1.18rem}
.acard p{color:var(--ink-2);font-size:.95rem;margin:.5rem 0 1.2rem}
.acard p b{color:var(--ink)}
.store-row{display:flex;gap:.7rem;flex-wrap:wrap}
.store-btn{display:inline-flex;align-items:center;gap:.6rem;background:var(--ink);color:#fff;padding:.58rem 1rem;border-radius:11px;transition:.2s}
.store-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.store-btn svg{width:21px;height:21px}
.store-btn .st{display:flex;flex-direction:column;line-height:1.1}
.store-btn .st small{font-size:.58rem;text-transform:uppercase;letter-spacing:.08em;opacity:.82}
.store-btn .st span{font-family:var(--f-head);font-weight:700;font-size:.9rem}

/* =====================================================================
   REPORTS  (CSS-built mockups — replaces missing screenshots)
   ===================================================================== */
.reports-tabs{display:grid;grid-template-columns:290px 1fr;gap:30px;align-items:start}
.tablist{display:flex;flex-direction:column;gap:6px;border:1px solid var(--line);border-radius:var(--rad);padding:10px;background:#fff;box-shadow:var(--shadow)}
.tab{display:flex;gap:.8rem;align-items:flex-start;text-align:left;background:none;border:0;cursor:pointer;padding:13px 13px;border-radius:11px;transition:.16s;font-family:var(--f-body);width:100%}
.tab:hover{background:var(--mist)}
.tab.active{background:var(--brand)}
.tab .tn{font-family:var(--f-mono);font-size:.74rem;color:var(--brand-bright);font-weight:700;margin-top:1px}
.tab.active .tn{color:rgba(255,255,255,.75)}
.tab .tt{font-family:var(--f-head);font-weight:600;font-size:.96rem;color:var(--ink)}
.tab.active .tt{color:#fff}
.tabpanes{position:relative}
.pane{display:none}
.pane.active{display:block;animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* report "window" mockup */
.win{border:1px solid var(--line);border-radius:var(--rad);overflow:hidden;box-shadow:var(--shadow-lg);background:#fff}
.win-bar{display:flex;align-items:center;gap:.4rem;padding:10px 14px;border-bottom:1px solid var(--line);background:var(--mist)}
.win-bar i{width:9px;height:9px;border-radius:50%;background:#D7D4EC;display:block}
.win-bar .u{margin-left:.7rem;font-family:var(--f-mono);font-size:.68rem;color:var(--ink-3)}
.win-bar .live{margin-left:auto;color:var(--signal-deep);background:var(--signal-soft);border-color:#BEEBD9}
.win-bar .live .dot{box-shadow:none}
.win-body{padding:18px}
.win-body.win-img{padding:0;position:relative;cursor:zoom-in;overflow:hidden}
.win-img img{display:block;width:100%;height:auto}
.win-img .zoom-hint{position:absolute;z-index:4;right:12px;bottom:12px;display:inline-flex;align-items:center;gap:.35rem;
  font-family:var(--f-mono);font-size:.6rem;letter-spacing:.05em;text-transform:uppercase;color:#fff;
  background:rgba(11,13,32,.62);border:1px solid rgba(255,255,255,.25);padding:.3rem .55rem;border-radius:8px;backdrop-filter:blur(3px);opacity:0;transition:.2s;pointer-events:none}
.win-img:hover .zoom-hint{opacity:1}
.win-img .zoom-hint svg{width:12px;height:12px}
.rtable{width:100%;border-collapse:collapse;font-size:.82rem}
.rtable th{font-family:var(--f-mono);font-weight:700;text-transform:uppercase;letter-spacing:.05em;
  font-size:.62rem;color:var(--ink-3);text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}
.rtable td{padding:9px 10px;border-bottom:1px solid var(--mist-2);color:var(--ink-2)}
.rtable td b{color:var(--ink);font-weight:600}
.rtable tr:last-child td{border-bottom:0}
.rtable .num{font-family:var(--f-mono);text-align:right}
.pill-s{display:inline-flex;align-items:center;gap:.3rem;font-size:.66rem;font-weight:700;padding:.16rem .5rem;border-radius:6px;font-family:var(--f-head)}
.pill-s.ok{background:var(--signal-soft);color:var(--signal-deep)}
.pill-s.late{background:var(--alert-soft);color:#C2410C}
.pill-s.off{background:var(--mist-2);color:var(--ink-3)}
.bar{height:7px;border-radius:4px;background:var(--mist-2);overflow:hidden;min-width:70px}
.bar>i{display:block;height:100%;border-radius:4px;background:var(--grad)}
.rstat{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.rstat .b{flex:1;min-width:96px;border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--mist)}
.rstat .b .k{font-family:var(--f-mono);font-size:.6rem;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3)}
.rstat .b .v{font-family:var(--f-head);font-weight:800;font-size:1.3rem;margin-top:2px}
.rstat .b .v.g{color:var(--signal-deep)}.rstat .b .v.a{color:#C2410C}

.pbody{margin-top:18px}
.pbody h3{font-size:1.4rem;margin-bottom:.45rem}
.pbody p{color:var(--ink-2);margin-bottom:.9rem}
.pfeat{list-style:none;display:flex;flex-wrap:wrap;gap:.55rem 1.4rem}
.pfeat li{display:flex;gap:.45rem;align-items:center;color:var(--ink);font-size:.92rem}
.pfeat .ci{flex:none;width:19px;height:19px;border-radius:6px;background:var(--signal-soft);border:1px solid #BEEBD9;display:grid;place-items:center}
.pfeat .ci svg{width:11px;height:11px;color:var(--signal-deep)}

/* =====================================================================
   SOFTWARE FEATURE TABS
   ===================================================================== */
.sf-tabs{display:flex;gap:.6rem;flex-wrap:wrap;justify-content:center;margin-bottom:26px}
.sf-tab{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--f-head);font-weight:600;font-size:.92rem;
  padding:.6rem 1rem;border-radius:11px;border:1px solid var(--line);background:#fff;color:var(--ink-2);cursor:pointer;transition:.18s}
.sf-tab .ic{width:20px;height:20px;color:var(--brand-bright)}.sf-tab .ic svg{width:20px;height:20px}
.sf-tab:hover{border-color:#D7D2FF}
.sf-tab.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.sf-tab.active .ic{color:#fff}
.sf-opt{font-family:var(--f-mono);font-size:.56rem;letter-spacing:.06em;text-transform:uppercase;
  padding:.16rem .42rem;border-radius:6px;background:var(--mist-2);color:var(--ink-3);font-weight:700}
.sf-tab.active .sf-opt{background:rgba(255,255,255,.2);color:#fff}
.sf-panel{display:none}
.sf-panel.active{display:block;animation:fade .35s ease}
.sf-panel-inner{border:1px solid var(--line);border-radius:var(--rad);background:#fff;box-shadow:var(--shadow);padding:28px}
.sf-phead{display:flex;align-items:center;gap:.9rem;margin-bottom:18px;flex-wrap:wrap}
.sf-pic{width:48px;height:48px;border-radius:13px;background:var(--grad);display:grid;place-items:center;color:#fff;flex:none}
.sf-pic svg{width:24px;height:24px}
.sf-phead h3{font-size:1.3rem}.sf-phead p{color:var(--ink-2);font-size:.92rem}
.sf-flist{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:.6rem 1.6rem}
.sf-flist li{display:flex;gap:.5rem;align-items:center;font-size:.94rem;color:var(--ink)}
.sf-flist .ci{flex:none;width:19px;height:19px;border-radius:6px;background:var(--signal-soft);border:1px solid #BEEBD9;display:grid;place-items:center}
.sf-flist .ci svg{width:11px;height:11px;color:var(--signal-deep)}

/* feature cards (school) */
.fcards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.fcard{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--rad);padding:20px;box-shadow:var(--shadow);transition:.22s}
.fcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.fcard .fic{flex:none;width:42px;height:42px;border-radius:11px;background:var(--mist-2);color:var(--brand);display:grid;place-items:center}
.fcard .fic svg{width:22px;height:22px}
.fcard h4{font-size:1rem;margin-bottom:.15rem}
.fcard p{font-size:.86rem;color:var(--ink-2)}

/* =====================================================================
   APP GALLERY
   ===================================================================== */
.app-gallery{display:flex;gap:22px;overflow-x:auto;padding:8px 2px 22px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.app-gallery .appshot{flex:0 0 200px;width:200px;scroll-snap-align:center;margin:0}
.app-gallery .appshot img{height:auto}
.app-gallery::-webkit-scrollbar{height:6px}
.app-gallery::-webkit-scrollbar-thumb{background:var(--mist-2);border-radius:8px}
.app-shot{flex:none;width:188px;scroll-snap-align:start;text-align:center}
.app-shot img{width:188px;border-radius:20px;border:1px solid var(--line);box-shadow:var(--shadow-lg);background:#000}
.app-shot .cap{display:block;margin-top:.7rem;font-family:var(--f-mono);font-size:.7rem;letter-spacing:.04em;color:var(--ink-3);text-transform:uppercase}
.appshots{display:grid;grid-template-columns:repeat(3,minmax(0,200px));gap:22px;justify-content:center}
.appshot img{width:100%;border-radius:18px;border:1px solid var(--line);box-shadow:var(--shadow-lg);background:#000;cursor:zoom-in}
.appshot figcaption{text-align:center;margin-top:.6rem;font-family:var(--f-mono);font-size:.7rem;color:var(--ink-3);text-transform:uppercase;letter-spacing:.04em}

/* =====================================================================
   PRICING
   ===================================================================== */
.pcards-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:22px}
.plan{background:#fff;border:1px solid var(--line);border-radius:var(--rad);overflow:hidden;box-shadow:var(--shadow);transition:.22s}
.plan:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.plan.featured{border-color:var(--brand-bright);box-shadow:var(--shadow-brand)}
.plan .ph{background:var(--grad);color:#fff;padding:18px 22px;position:relative}
.plan .ph h4{color:#fff;font-size:1.1rem}
.plan .ph .sub{font-size:.8rem;opacity:.92;font-family:var(--f-body);font-weight:400}
.plan .tag-feat{position:absolute;top:16px;right:18px;font-family:var(--f-mono);font-size:.58rem;letter-spacing:.08em;text-transform:uppercase;background:var(--signal);color:#04331f;padding:.2rem .5rem;border-radius:6px;font-weight:700}
.plan table{width:100%;border-collapse:collapse;font-size:.92rem}
.plan td{padding:11px 22px;border-top:1px solid var(--line);color:var(--ink-2)}
.plan tr:first-child td{border-top:0}
.plan td.pp{text-align:right;font-family:var(--f-head);font-weight:700;color:var(--brand);white-space:nowrap}
.price-note{color:var(--ink-3);font-size:.86rem;margin-top:18px;text-align:center;line-height:1.6}

/* =====================================================================
   DOWNLOADS
   ===================================================================== */
.dl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.dl-card{display:flex;gap:15px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--rad);padding:20px;box-shadow:var(--shadow);transition:.22s}
.dl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.dl-card .dlic{flex:none;width:46px;height:46px;border-radius:12px;background:var(--mist-2);display:grid;place-items:center;color:var(--brand)}
.dl-card .dlic svg{width:23px;height:23px}
.dl-card h4{font-size:1.02rem}
.dl-card .meta{font-family:var(--f-mono);font-size:.62rem;color:var(--ink-3);text-transform:uppercase;letter-spacing:.06em;margin:.2rem 0 .5rem}
.dl-card .dl-link{font-family:var(--f-head);font-weight:600;color:var(--brand);font-size:.86rem;display:inline-flex;gap:.35rem;align-items:center}

/* =====================================================================
   STATS / TUTORIALS / REVIEWS / CTA
   ===================================================================== */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--rad);padding:26px 20px;text-align:center;box-shadow:var(--shadow)}
.stat .n{font-family:var(--f-head);font-weight:800;font-size:2rem;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-.02em}
.stat .l{color:var(--ink-2);font-size:.88rem;margin-top:.3rem}

.tut-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:32px;align-items:center}
.tut-frame{position:relative;border-radius:var(--rad);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--line);aspect-ratio:16/9;background:#000}
.tut-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

.reviews .rv-layout{display:grid;grid-template-columns:.85fr 2fr;gap:34px;align-items:start}
.rv-intro .rv-stars{color:#F5A524;font-size:1.2rem;letter-spacing:.1em;display:block;margin:.6rem 0 .3rem}
.rv-intro h2{font-size:1.9rem}
.rv-sub{color:var(--ink-2);font-size:.95rem}
.rv-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.rv-card{background:#fff;border:1px solid var(--line);border-radius:var(--rad);padding:22px;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:12px;transition:.22s}
.rv-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.rv-card-top{display:flex;align-items:center;justify-content:space-between}
.rv-card .rv-stars{color:#F5A524;letter-spacing:.08em;font-size:.95rem}
.g-ico{width:20px;height:20px}
.rv-quote{color:var(--ink-2);font-size:.92rem;flex:1}
.rv-person{display:flex;align-items:center;gap:.7rem}
.rv-av{width:40px;height:40px;border-radius:50%;background:var(--grad);color:#fff;display:grid;place-items:center;font-family:var(--f-head);font-weight:700;font-size:.9rem;flex:none}
.rv-name{font-family:var(--f-head);font-weight:600;font-size:.92rem;display:block}
.rv-desig{font-size:.78rem;color:var(--ink-3)}

.cta-band{position:relative;overflow:hidden;background:var(--grad);color:#fff;border-radius:var(--rad-lg);padding:clamp(38px,5vw,60px);text-align:center}
.cta-band::before{content:"";position:absolute;inset:0;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);background-size:36px 36px;
  -webkit-mask:radial-gradient(80% 120% at 50% 0,#000,transparent 70%);mask:radial-gradient(80% 120% at 50% 0,#000,transparent 70%)}
.cta-band>*{position:relative;z-index:2}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3vw,2.4rem);margin-bottom:.6rem}
.cta-band p{color:rgba(255,255,255,.92);max-width:48ch;margin:0 auto 1.5rem}

/* =====================================================================
   FAQ
   ===================================================================== */
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{border:1px solid var(--line);border-radius:var(--rad);background:#fff;box-shadow:var(--shadow);overflow:hidden}
.faq-item summary{cursor:pointer;list-style:none;padding:18px 22px;font-family:var(--f-head);font-weight:600;font-size:1.02rem;display:flex;justify-content:space-between;align-items:center;gap:1rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.4rem;color:var(--brand-bright);transition:.2s;flex:none}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 22px 20px}
.faq-a p{color:var(--ink-2);font-size:.96rem}

/* =====================================================================
   PRODUCT HERO (interior pages)
   ===================================================================== */
.phero{position:relative;text-align:center;padding:clamp(46px,7vw,88px) 0 clamp(26px,4vw,46px);overflow:hidden;background:var(--mist)}
.phero::before{content:"";position:absolute;inset:0;opacity:.6;
  background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:40px 40px;
  -webkit-mask:radial-gradient(100% 80% at 50% 0,#000,transparent 72%);mask:radial-gradient(100% 80% at 50% 0,#000,transparent 72%)}
.phero .wrap{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center}
.phero h1{font-size:clamp(2rem,4.6vw,3.2rem);margin:1rem 0;max-width:20ch;letter-spacing:-.03em}
:lang(bn) .phero h1{font-size:clamp(1.8rem,4vw,2.7rem)}
.phero p{color:var(--ink-2);font-size:1.1rem;max-width:54ch;margin-bottom:1.4rem}
.phero-lead{color:var(--ink);font-size:clamp(1.05rem,1.6vw,1.24rem);font-weight:500;line-height:1.62;max-width:60ch;margin-bottom:.9rem}
.phero-sub{color:var(--ink-2);font-size:1rem;line-height:1.72;max-width:62ch;margin-bottom:1.7rem}
.hero-pillars{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;width:100%;max-width:760px;margin-top:2.4rem;text-align:left}
.pillar{display:flex;align-items:center;gap:.8rem;padding:15px 16px;border:1px solid var(--line);border-radius:var(--rad);background:#fff;box-shadow:var(--shadow)}
.pillar .pic{width:42px;height:42px;border-radius:12px;background:var(--grad);display:grid;place-items:center;color:#fff;flex:none}
.pillar .pic svg{width:21px;height:21px}
.pillar .pt{min-width:0}
.pillar h4{font-size:.96rem;margin:0;line-height:1.2}
.pillar span{display:block;font-family:var(--f-mono);font-size:.68rem;color:var(--ink-3);letter-spacing:.01em;margin-top:2px}
@media(max-width:680px){.hero-pillars{grid-template-columns:1fr;max-width:420px}}
.phero .badges{justify-content:center;margin-bottom:1.2rem}
.phero .hero-actions{justify-content:center}

/* =====================================================================
   CONTACT
   ===================================================================== */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--rad);padding:34px;box-shadow:var(--shadow-lg)}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--f-head);font-weight:600;font-size:.88rem;margin-bottom:.4rem}
.field label .req{color:#C2410C}
.field input,.field select,.field textarea{width:100%;font-family:var(--f-body);font-size:1rem;padding:.78rem .9rem;border:1.5px solid var(--line);border-radius:11px;background:var(--mist);transition:.18s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand-bright);background:#fff;box-shadow:var(--ring)}
.field textarea{resize:vertical;min-height:118px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.checkrow{display:flex;gap:.6rem;align-items:flex-start;font-size:.93rem;color:var(--ink-2);margin-bottom:16px}
.checkrow input{width:18px;height:18px;margin-top:3px;accent-color:var(--brand)}
.form-note{font-size:.83rem;color:var(--ink-3);margin-top:10px}
.form-msg{display:none;padding:14px 18px;border-radius:11px;margin-bottom:16px;font-size:.95rem}
.form-msg.ok{display:block;background:var(--signal-soft);color:var(--signal-deep);border:1px solid #BEEBD9}
.form-msg.err{display:block;background:#FDECEC;color:#B91C1C;border:1px solid #F5C2C2}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--rad);padding:8px 24px;box-shadow:var(--shadow)}
.info-item{display:flex;gap:.9rem;padding:18px 0;border-bottom:1px solid var(--line)}
.info-item:last-child{border-bottom:0}
.info-item .ii{width:44px;height:44px;border-radius:12px;background:var(--mist-2);display:grid;place-items:center;color:var(--brand);flex:none}
.info-item .ii svg{width:20px;height:20px}
.info-item h4{font-size:1rem;margin-bottom:.15rem}
.info-item p,.info-item a{color:var(--ink-2);font-size:.94rem}
.info-item a:hover{color:var(--brand)}
.map-embed{margin-top:18px;border-radius:var(--rad);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:16/10}
.map-embed iframe{width:100%;height:100%;border:0;display:block}

/* =====================================================================
   FOOTER
   ===================================================================== */
.site-footer{background:var(--dark);color:#9FA1C0;padding:60px 0 28px;position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;inset:0;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:44px 44px;
  -webkit-mask:radial-gradient(80% 60% at 30% 0,#000,transparent 75%);mask:radial-gradient(80% 60% at 30% 0,#000,transparent 75%)}
.site-footer .wrap{position:relative;z-index:2}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.1fr;gap:38px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-about .brand .word{color:#fff}
.foot-logo{height:34px;width:auto;display:block}
.foot-col a{word-break:break-word}
.foot-about p{margin-top:1rem;font-size:.92rem;max-width:34ch;color:#9FA1C0}
.foot-col h5{color:#fff;font-family:var(--f-head);font-size:.74rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:.9rem}
.foot-col a{display:block;padding:.3rem 0;font-size:.92rem;color:#9FA1C0}
.foot-col a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;padding-top:22px;font-size:.84rem;flex-wrap:wrap;gap:12px}
.foot-bottom .made{font-family:var(--f-mono);font-size:.74rem;color:#7C7EA0}

/* =====================================================================
   WHATSAPP FLOAT + LIGHTBOX + REVEAL
   ===================================================================== */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:80;display:inline-flex;align-items:center;gap:.55rem;
  background:#25D366;color:#fff;font-family:var(--f-head);font-weight:700;font-size:.92rem;
  padding:.7rem 1.05rem;border-radius:999px;box-shadow:0 10px 30px rgba(37,211,102,.4);transition:transform .2s,box-shadow .2s}
.wa-float:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 16px 40px rgba(37,211,102,.5)}
.wa-float svg{width:22px;height:22px;flex:none}
.wa-float .wa-txt{white-space:nowrap}

.lightbox{position:fixed;inset:0;z-index:200;background:rgba(11,13,32,.94);display:none;align-items:center;justify-content:center;padding:30px;backdrop-filter:blur(4px)}
.win{cursor:zoom-in}
.rpt-modal{position:fixed;inset:0;z-index:200;background:rgba(11,13,32,.94);display:none;align-items:center;justify-content:center;padding:clamp(16px,4vw,48px);backdrop-filter:blur(4px)}
.rpt-modal.open{display:flex}
.rpt-modal .rpt-inner{width:min(960px,96vw);max-height:88vh;overflow:auto}
.rpt-modal .win{cursor:default;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.rpt-modal .rtable{font-size:1rem}
.rpt-modal .rtable th,.rpt-modal .rtable td{padding:13px 16px}
.rpt-modal .rstat .b .v{font-size:1.7rem}
.lightbox.open{display:flex}
.lightbox img{max-width:94vw;max-height:86vh;border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lb-stage{position:relative;display:flex;align-items:center;justify-content:center}
.lb-video{display:none;max-width:94vw;max-height:86vh;border-radius:14px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
.lightbox.playing .lb-stage img{display:none}
.lightbox.playing .lb-video{display:block}
.lightbox.lb-device{background:rgba(6,7,16,.96)}
.lightbox.lb-device img,.lightbox.lb-device .lb-video{mix-blend-mode:screen;box-shadow:none}
.lb-play{position:absolute;left:50%;bottom:28px;transform:translateX(-50%);z-index:6;display:none;align-items:center;gap:.5rem;
  font-family:var(--f-body);font-weight:600;font-size:.92rem;color:#fff;background:var(--grad);border:0;
  padding:.7rem 1.3rem;border-radius:999px;cursor:pointer;box-shadow:0 12px 30px rgba(91,83,196,.5)}
.lb-play.show{display:inline-flex}
.lb-play svg{width:17px;height:17px}
.lb-close{position:absolute;top:20px;right:20px;width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;font-size:1.4rem;cursor:pointer;z-index:7}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* =====================================================================
   RESPONSIVE
   ===================================================================== */
@media(max-width:1040px){
  .aud-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .device-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pcards-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero .stage{order:-1;min-height:320px}
  .hero h1{max-width:none}
  .trustbar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trustbar .t:nth-child(3){border-left:0}
  .trustbar .t:nth-child(odd){border-left:0}
  .trustbar .t:nth-child(n+3){border-top:1px solid var(--line)}
  .split{grid-template-columns:1fr;gap:32px}.media-stage{order:-1}
  .prod-grid,.why-grid,.fcards,.dl-grid,.rv-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .reviews .rv-layout{grid-template-columns:1fr;gap:24px}
  .reports-tabs{grid-template-columns:1fr;gap:18px}
  .tablist{flex-direction:row;overflow-x:auto;padding:8px}
  .tab{min-width:190px}
  .access-grid{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr;gap:30px}
  .tut-grid{grid-template-columns:1fr;gap:20px}
  .sf-flist{grid-template-columns:1fr}
  .stats,.team-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px 26px}
  .foot-about{grid-column:1 / -1}
}
@media(max-width:880px){
  .nav-links{position:fixed;inset:84px 14px auto 14px;background:#fff;flex-direction:column;gap:0;
    border:1px solid var(--line);border-radius:16px;padding:8px;transform:translateY(-160%);transition:transform .3s;box-shadow:var(--shadow-lg);z-index:60}
  .nav-links.open{transform:none}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:13px;text-align:center}
  .nav-links a.active::after{display:none}
  .burger{display:flex}
  .nav-cta .btn-grad{display:none}
}
@media(max-width:820px){
  .pcards-grid{grid-template-columns:1fr}
}
@media(max-width:680px){
  .aud-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .device-grid,.fcards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .prod-grid,.dl-grid,.rv-grid,.why-grid{grid-template-columns:1fr}
  .trustbar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .wa-float .wa-txt{display:none}
  .wa-float{padding:.85rem;border-radius:50%}
  .sec-head h2{font-size:1.65rem}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:6px}
}
@media(max-width:540px){
  .device-grid,.fcards,.aud-grid{grid-template-columns:1fr}
}
@media(max-width:420px){
  .trustbar,.stats,.appshots,.access-grid,.contact-grid,.split,.hero-grid,.reports-tabs{grid-template-columns:1fr}
  .tablist{max-width:100%}
}