/* HOSTNEIL — site.css (tokens from docs/03_UI_Spec.md) */
:root{--bg:#F7F9FC;--surface:#fff;--surface-2:#EEF2F8;--border:#D8E0EC;--border-strong:#74839E;--text:#0B1220;--muted:#4A5872;--primary:#2F4BF2;--primary-h:#2339D1;--primary-a:#1B2CA8;--on-primary:#fff;--link:#2F4BF2;--accent:#0E7490;--success:#166534;--success-bg:#E7F6EC;--warning:#92400E;--warning-bg:#FEF3C7;--danger:#B91C1C;--danger-bg:#FDECEC;--info:#1B2CA8;--info-bg:#E8ECFF;--focus:#2F4BF2;--shadow:0 8px 24px rgba(11,18,32,.08);--shadow-lg:0 20px 48px rgba(11,18,32,.14);--grad:linear-gradient(135deg,#0B1B4D 0%,#2F4BF2 62%,#0E7490 100%);--r-sm:8px;--r-md:12px;--r-lg:20px;color-scheme:light}
:root[data-theme=dark]{--bg:#0A0F1C;--surface:#111827;--surface-2:#1A2336;--border:#263248;--border-strong:#5C6B88;--text:#E8EDF7;--muted:#9AA8C2;--primary:#5B7CFF;--primary-h:#7692FF;--primary-a:#4A68E6;--on-primary:#0A0F1C;--link:#8AA2FF;--accent:#22D3EE;--success:#4ADE80;--success-bg:#0F2A1B;--warning:#FBBF24;--warning-bg:#2B2108;--danger:#F87171;--danger-bg:#2E1316;--info:#8AA2FF;--info-bg:#17224A;--focus:#8AA2FF;--shadow:none;--shadow-lg:none;color-scheme:dark}
@media(prefers-color-scheme:dark){:root:not([data-theme]){--bg:#0A0F1C;--surface:#111827;--surface-2:#1A2336;--border:#263248;--border-strong:#5C6B88;--text:#E8EDF7;--muted:#9AA8C2;--primary:#5B7CFF;--primary-h:#7692FF;--primary-a:#4A68E6;--on-primary:#0A0F1C;--link:#8AA2FF;--accent:#22D3EE;--success:#4ADE80;--success-bg:#0F2A1B;--warning:#FBBF24;--warning-bg:#2B2108;--danger:#F87171;--danger-bg:#2E1316;--info:#8AA2FF;--info-bg:#17224A;--focus:#8AA2FF;--shadow:none;--shadow-lg:none;color-scheme:dark}}
*,*::before,*::after{box-sizing:border-box}
html{font-size:100%;-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html[lang=bn]{font-size:106.25%}
body{margin:0;background:var(--bg);color:var(--text);font:400 1rem/1.5 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans Bengali","Nirmala UI","Bangla Sangam MN",sans-serif;font-synthesis:none;-webkit-font-smoothing:antialiased;overflow-x:hidden}
html[lang=bn] body{line-height:1.75}
img,svg{max-width:100%;display:block}
a{color:var(--link)}
h1,h2,h3{margin:0 0 .5em;line-height:1.2;font-weight:700;text-wrap:balance}
html[lang=bn] h1,html[lang=bn] h2,html[lang=bn] h3{line-height:1.4;font-weight:600}
p{margin:0 0 1em;text-wrap:pretty}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px}
.skip{position:absolute;left:-999px;top:8px;background:var(--primary);color:var(--on-primary);padding:10px 16px;border-radius:var(--r-sm);z-index:999}.skip:focus{left:8px}
.wrap{width:100%;max-width:1120px;margin:0 auto;padding:0 16px}@media(min-width:768px){.wrap{padding:0 24px}}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
/* header */
.hdr{position:sticky;top:0;z-index:100;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--border)}
.hdr .wrap{display:flex;align-items:center;gap:12px;height:64px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text)}
.logo .mark{width:36px;height:36px;border-radius:10px;background:var(--grad);display:grid;place-items:center;box-shadow:0 4px 14px rgba(47,75,242,.35)}
.logo .mark svg{width:22px;height:22px;color:#fff}
.logo b{font:600 1.05rem/1 Georgia,"Times New Roman",serif;letter-spacing:.07em}
.nav{display:none;gap:4px;margin-left:auto;align-items:center}
.nav a{padding:10px 12px;border-radius:var(--r-sm);color:var(--text);text-decoration:none;font-size:.95rem}.nav a:hover{background:var(--surface-2)}.nav a[aria-current=page]{color:var(--link);font-weight:600}
.tools{display:flex;gap:6px;margin-left:auto;align-items:center}
.ib{min-width:44px;height:44px;display:inline-grid;place-items:center;border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:var(--r-md);cursor:pointer;font:inherit;font-weight:600;font-size:.85rem;text-decoration:none;padding:0 10px}.ib:hover{border-color:var(--primary)}.ib svg{width:20px;height:20px}
.menu{display:none;border-top:1px solid var(--border);background:var(--bg)}.menu.open{display:block}.menu a{display:block;padding:14px 16px;text-decoration:none;color:var(--text);border-bottom:1px solid var(--border)}
@media(min-width:900px){.nav{display:flex}.tools{margin-left:8px}.mbtn{display:none}.menu{display:none!important}}
/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:11px 20px;border-radius:var(--r-md);border:1px solid transparent;font:inherit;font-weight:600;line-height:1.2;text-decoration:none;cursor:pointer;transition:transform .15s,background .15s,box-shadow .15s;position:relative;overflow:hidden}
.btn-p{background:var(--primary);color:var(--on-primary)}.btn-p:hover{background:var(--primary-h);transform:translateY(-1px);box-shadow:0 8px 20px rgba(47,75,242,.35)}.btn-p:active{background:var(--primary-a);transform:none}
.btn-p::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translateX(-120%)}.btn-p:hover::after{transform:translateX(120%);transition:transform .7s}
.btn-s{background:var(--surface);color:var(--text);border-color:var(--border-strong)}.btn-s:hover{border-color:var(--primary)}
.btn-g{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.4)}.btn-g:hover{background:rgba(255,255,255,.2)}
.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none}
.btn.load::before{content:"";width:16px;height:16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
/* hero */
.hero{position:relative;color:#fff;background:#0A1233;overflow:hidden;isolation:isolate}
.mesh{position:absolute;inset:0;z-index:-1;background:var(--grad);opacity:.9}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.55;z-index:-1;animation:drift 18s ease-in-out infinite alternate}
.b1{width:420px;height:420px;background:#2F4BF2;left:-120px;top:-100px}.b2{width:360px;height:360px;background:#06B6D4;right:-80px;bottom:-120px;animation-delay:-6s}.b3{width:280px;height:280px;background:#7C3AED;left:45%;top:30%;opacity:.35;animation-delay:-12s}
@keyframes drift{to{transform:translate3d(60px,40px,0) scale(1.15)}}
.grid{position:absolute;inset:0;z-index:-1;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:44px 44px;mask-image:radial-gradient(ellipse at 50% 40%,#000 30%,transparent 75%);-webkit-mask-image:radial-gradient(ellipse at 50% 40%,#000 30%,transparent 75%)}
.hero .wrap{display:grid;gap:32px;padding-top:48px;padding-bottom:56px;align-items:center}
@media(min-width:900px){.hero .wrap{grid-template-columns:1.05fr .95fr;padding-top:80px;padding-bottom:88px}}
.chip{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);font-size:.85rem;margin-bottom:16px;backdrop-filter:blur(6px)}
.chip i{width:8px;height:8px;border-radius:50%;background:#22D3EE;box-shadow:0 0 0 0 rgba(34,211,238,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(34,211,238,0)}100%{box-shadow:0 0 0 0 rgba(34,211,238,0)}}
.hero h1{font-size:clamp(2.1rem,1.5rem + 3.2vw,3.6rem);line-height:1.12}
html[lang=bn] .hero h1{line-height:1.35}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#fff,#8FE9FF 60%,#fff);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 100%;animation:shine 6s linear infinite}
@keyframes shine{to{background-position:-200% 0}}
.hero p.lead{font-size:1.125rem;opacity:.92;max-width:34em}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.hero .btn-p{background:#fff;color:#0B1B4D}.hero .btn-p:hover{background:#EAF0FF}
/* 3D scene */
.scene{perspective:1100px;height:340px;position:relative;display:none}
@media(min-width:900px){.scene{display:block;height:420px}}
.sway{position:absolute;inset:0;transform-style:preserve-3d;animation:sway 9s ease-in-out infinite alternate}
@keyframes sway{from{transform:rotateX(8deg) rotateY(-14deg)}to{transform:rotateX(-4deg) rotateY(12deg)}}
.stack{position:absolute;inset:0;transform-style:preserve-3d;transform:rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg));transition:transform .15s ease-out}
.c3d{position:absolute;border-radius:18px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);box-shadow:0 30px 60px rgba(0,0,0,.35);color:#fff;padding:16px;font-size:.8rem}
.c1{width:78%;height:62%;left:8%;top:12%;transform:translateZ(0)}
.c2{width:52%;left:42%;top:52%;transform:translateZ(70px);animation:fl 5s ease-in-out infinite alternate}
.c3{width:44%;left:2%;top:64%;transform:translateZ(120px);animation:fl 6s ease-in-out -2s infinite alternate}
@keyframes fl{to{translate:0 -14px}}
.dots{display:flex;gap:6px;margin-bottom:14px}.dots i{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.5)}
.pill{display:inline-block;padding:6px 12px;border-radius:999px;background:rgba(255,255,255,.18);font-family:ui-monospace,Menlo,monospace;font-size:.78rem}
.ln{height:8px;border-radius:6px;background:rgba(255,255,255,.22);margin-top:12px}.ln.s{width:60%}.ln.m{width:80%}
.ok{display:flex;gap:10px;align-items:center}.ok b{width:26px;height:26px;border-radius:50%;background:#22C55E;display:grid;place-items:center;flex:none}.ok svg{width:15px;height:15px;color:#fff}
.bar{height:8px;border-radius:6px;background:rgba(255,255,255,.2);overflow:hidden;margin-top:10px}.bar span{display:block;height:100%;width:70%;background:linear-gradient(90deg,#22D3EE,#fff);border-radius:6px;animation:grow 4s ease-in-out infinite alternate}
@keyframes grow{from{width:30%}to{width:92%}}
.ring{position:absolute;width:300px;height:300px;right:2%;top:2%;border-radius:50%;border:1px dashed rgba(255,255,255,.35);transform:translateZ(-60px) rotateX(70deg);animation:rot 20s linear infinite}
@keyframes rot{to{transform:translateZ(-60px) rotateX(70deg) rotateZ(360deg)}}
/* sections */
section{padding:56px 0}@media(min-width:1024px){section{padding:88px 0}}
.alt{background:var(--surface-2)}
.sec-h{max-width:40rem;margin-bottom:32px}.sec-h h2{font-size:clamp(1.6rem,1.3rem + 1.4vw,2.25rem)}.sec-h p{color:var(--muted)}
.cards{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:24px;box-shadow:var(--shadow);transition:box-shadow .2s,border-color .2s}
.tilt{transform-style:preserve-3d;transition:transform .18s ease-out;will-change:transform}.tilt:hover{border-color:var(--primary);box-shadow:var(--shadow-lg)}
.tilt>*{transform:translateZ(18px)}
.num{width:40px;height:40px;border-radius:12px;background:var(--grad);color:#fff;display:grid;place-items:center;font-weight:700;margin-bottom:14px}
.card h3{font-size:1.2rem}.card p{color:var(--muted);margin:0}
.ico{width:44px;height:44px;border-radius:12px;background:var(--info-bg);color:var(--info);display:grid;place-items:center;margin-bottom:14px}.ico svg{width:24px;height:24px}
/* reveal */
.rv{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s cubic-bezier(.2,.7,.2,1)}.rv.in{opacity:1;transform:none}
.js-off .rv{opacity:1;transform:none}
/* pricing */
.price{display:flex;flex-direction:column;gap:12px}.price h3{margin:0}.amt{font-size:2.25rem;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.1}.amt small{font-size:.9rem;font-weight:400;color:var(--muted)}
.feat{list-style:none;margin:0;padding:0;border-top:1px solid var(--border)}.feat li{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);font-size:.95rem}.feat span{color:var(--muted)}
.note{color:var(--muted);font-size:.92rem}
/* alerts, forms */
.alert{display:flex;gap:10px;padding:14px 16px;border-radius:var(--r-md);border:1px solid;margin:16px 0;font-size:.95rem}
.a-info{background:var(--info-bg);color:var(--info);border-color:var(--info)}.a-ok{background:var(--success-bg);color:var(--success);border-color:var(--success)}.a-warn{background:var(--warning-bg);color:var(--warning);border-color:var(--warning)}.a-err{background:var(--danger-bg);color:var(--danger);border-color:var(--danger)}
.form{max-width:560px;display:grid;gap:18px}
label{display:block;font-weight:600;margin-bottom:6px}.hint{font-weight:400;color:var(--muted);font-size:.9rem;margin-top:4px}
input,select,textarea{width:100%;min-height:48px;padding:10px 14px;border:1px solid var(--border-strong);border-radius:var(--r-md);background:var(--surface);color:var(--text);font:inherit;font-size:1rem}
textarea{min-height:110px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--focus);outline-offset:1px;border-color:var(--primary)}
[aria-invalid=true]{border-color:var(--danger)}.err{color:var(--danger);font-size:.88rem;margin-top:4px;min-height:0}
.chk{display:flex;gap:10px;align-items:flex-start}.chk input{width:24px;min-height:24px;height:24px;margin-top:3px}.chk label{margin:0;font-weight:400}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.tab{min-height:44px;padding:0 16px;border-radius:999px;border:1px solid var(--border-strong);background:var(--surface);color:var(--text);cursor:pointer;font:inherit;font-weight:600;font-size:.95rem}.tab[aria-selected=true]{background:var(--primary);color:var(--on-primary);border-color:var(--primary)}
.copy{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.copy code{font-size:1.05rem}
.badge{display:inline-flex;gap:6px;align-items:center;padding:4px 12px;border-radius:999px;font-size:.82rem;font-weight:600;background:var(--info-bg);color:var(--info)}
.stepper{display:flex;gap:6px;margin:16px 0}.stepper i{flex:1;height:6px;border-radius:6px;background:var(--border)}.stepper i.on{background:var(--primary)}
.faq details{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-md);margin-bottom:10px}.faq summary{cursor:pointer;padding:14px 18px;font-weight:600;min-height:44px;list-style:none}.faq summary::after{content:"+";float:right;font-weight:400}.faq details[open] summary::after{content:"–"}.faq details p{padding:0 18px;color:var(--muted)}
.prose{max-width:68ch}.prose h2{font-size:1.3rem;margin-top:1.6em}.prose li{margin-bottom:.4em}
.pagehead{background:var(--grad);color:#fff;padding:44px 0}.pagehead h1{font-size:clamp(1.8rem,1.4rem + 2vw,2.6rem);margin:0}.pagehead p{margin:8px 0 0;opacity:.9}
.band{background:var(--grad);color:#fff;border-radius:var(--r-lg);padding:32px;display:grid;gap:16px;align-items:center}@media(min-width:768px){.band{grid-template-columns:1fr auto}}.band h2{margin:0}.band .btn-p{background:#fff;color:#0B1B4D}
/* footer */
.ftr{background:var(--surface);border-top:1px solid var(--border);padding:40px 0 24px;font-size:.95rem}.ftr .cols{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}.ftr h4{margin:0 0 10px}.ftr a{display:block;color:var(--muted);text-decoration:none;padding:6px 0}.ftr a:hover{color:var(--link)}.ftr .disc{color:var(--muted);font-size:.88rem;border-top:1px solid var(--border);margin-top:24px;padding-top:16px}
.skel{height:260px;border-radius:var(--r-lg);background:linear-gradient(90deg,var(--surface-2),var(--surface),var(--surface-2));background-size:200% 100%;animation:sk 1.2s linear infinite}@keyframes sk{to{background-position:-200% 0}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.rv{opacity:1;transform:none}.sway{transform:rotateX(4deg) rotateY(-8deg)}}
@media(max-width:599px){.tools .btn-p{display:none}.hdr .wrap{gap:8px}}
.tools .btn-p{white-space:nowrap}

/* hero cover (default or uploaded in Console) + custom logo */
.hero-cover{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-1;opacity:.5}
.hero.has-cover .hero-cover{opacity:1}.hero.has-cover::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(10,18,51,.88),rgba(10,18,51,.5) 60%,rgba(10,18,51,.35))}
.logo-img{display:block;height:40px;width:auto;max-width:200px;object-fit:contain}