/* BillTrix website. Layout: dark navy opening (matches the logo), light content sections, cards only where a thing is a separate object. */
:root{--bg:#f5f7fb;--card:#fff;--ink:#0d1a38;--mut:#53607c;--line:#dde4f0;--alt:#eaeff8;--navy:#020715;--navy2:#0a1530;--blue:#2f6bff;--violet:#8a3ffc;--cyan:#19c9ff;--ok:#12805c;--on-navy:#eaf0ff;--on-navy-mut:#a8b6d6;--shadow:0 1px 2px rgba(13,26,56,.06),0 8px 24px rgba(13,26,56,.06);--fh:"Sora","Noto Sans Devanagari",system-ui,sans-serif;--fb:"Plus Jakarta Sans","Noto Sans Devanagari",system-ui,sans-serif;color-scheme:light}
@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#081022;--card:#0f1a35;--ink:#e8eefc;--mut:#9fb0d4;--line:#1f2e52;--alt:#0b1630;--shadow:none;color-scheme:dark}}
:root[data-theme=dark]{--bg:#081022;--card:#0f1a35;--ink:#e8eefc;--mut:#9fb0d4;--line:#1f2e52;--alt:#0b1630;--shadow:none;color-scheme:dark}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 var(--fb);-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto}a{color:inherit}h1,h2,h3,h4{font-family:var(--fh);line-height:1.2;margin:0;text-wrap:balance}
.wrap{max-width:1160px;margin:0 auto;padding-left:max(18px,env(safe-area-inset-left,0px));padding-right:max(18px,env(safe-area-inset-right,0px))}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;color:#000;padding:8px 12px;z-index:99}
:focus-visible{outline:3px solid var(--cyan);outline-offset:2px;border-radius:4px}
.ic{width:22px;height:22px;flex:none}
/* header */
.top{position:sticky;top:0;z-index:30;background:var(--navy);border-bottom:1px solid #16264a}
.bar{display:flex;align-items:center;gap:18px;min-height:64px}.brand img{display:block;height:44px;width:auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}.nav a{color:var(--on-navy-mut);text-decoration:none;padding:8px 11px;border-radius:8px;font-size:14.5px;font-weight:600}
.nav a:hover,.nav a[aria-current]{color:#fff;background:#122046}.nav .nav-cta{background:linear-gradient(135deg,var(--blue),var(--violet));color:#fff;margin-left:8px}
.tools{display:flex;gap:8px}.lang{background:#122046;color:#fff;border:1px solid #243764;border-radius:8px;padding:7px 12px;font:600 14px var(--fb);cursor:pointer}
.burger{display:none;background:#122046;border:1px solid #243764;border-radius:8px;width:42px;height:38px;cursor:pointer;position:relative}.burger span{position:absolute;left:11px;right:11px;height:2px;background:#fff;top:14px}.burger span+span{top:22px}
@media(max-width:900px){.burger{display:block}.nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--navy);flex-direction:column;align-items:stretch;padding:10px 18px 16px;border-bottom:1px solid #16264a}.nav.open{display:flex}.nav .nav-cta{margin:6px 0 0;text-align:center}.tools{margin-left:auto}}
/* hero */
.hero{background:radial-gradient(900px 420px at 85% -10%,rgba(47,107,255,.35),transparent 60%),radial-gradient(700px 380px at 0% 110%,rgba(138,61,252,.25),transparent 60%),var(--navy);color:var(--on-navy);padding-block:clamp(44px,7vw,92px)}
.hgrid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,5vw,64px);align-items:center}
.hero h1{font-size:clamp(30px,4.4vw,52px);font-weight:700;letter-spacing:-.02em;color:#fff}.lead{font-size:clamp(16px,1.6vw,19px);color:var(--on-navy-mut);max-width:60ch;margin:18px 0 0}
.hnote{margin:26px 0 0;font-size:13px;color:var(--on-navy-mut)}
.btns{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:10px;font:700 15px var(--fb);text-decoration:none;border:1px solid transparent;cursor:pointer;line-height:1.2}
.btn.pri{background:linear-gradient(135deg,var(--blue),var(--violet));color:#fff}.btn.pri:hover{filter:brightness(1.08)}.btn.ghost{border-color:#33477a;color:#fff}.btn.ghost:hover{background:#122046}
.btn .ic{width:18px;height:18px}
.sec .btn.ghost,.mobile .btn.ghost{color:var(--ink);border-color:var(--line)}.sec .btn.ghost:hover{background:var(--alt)}
@media(max-width:860px){.hgrid{grid-template-columns:1fr}}
/* mock */
.mock{position:relative;display:grid;grid-template-columns:1.5fr .8fr;gap:14px;align-items:end;min-width:0}.cap{grid-column:1/-1;margin:2px 0 0;font-size:12px;color:var(--on-navy-mut)}
.pos{background:#0e1a38;border:1px solid #223460;border-radius:14px;padding:14px;font-size:12.5px;color:#d8e2fb;min-width:0}.pbar{display:flex;gap:10px;align-items:center;margin-bottom:8px}.pbar b{color:#fff;font-family:var(--fh)}.pbar span{color:#8ea2cf}.pbar .live{margin-left:auto;color:#4ade9c}
.pos table{width:100%;border-collapse:collapse}.pos td{padding:7px 4px;border-top:1px solid #1d2d55}.pos td:nth-child(2){text-align:center;color:#8ea2cf}.pos td:last-child{text-align:right;font-variant-numeric:tabular-nums}
.ptot{display:flex;justify-content:space-between;padding:6px 4px;color:#9db0d9;font-variant-numeric:tabular-nums}.ptot.big{color:#fff;font:700 17px var(--fh);border-top:1px solid #2a3c6b;margin-top:4px;padding-top:10px}
.pay{display:flex;gap:6px;margin-top:8px}.pay i{font-style:normal;flex:1;text-align:center;padding:7px;border-radius:8px;background:#16264c;color:#9db0d9}.pay i.on{background:linear-gradient(135deg,var(--blue),var(--violet));color:#fff}
.phn{background:#0e1a38;border:1px solid #223460;border-radius:22px;padding:14px 12px;color:#d8e2fb;min-width:0}.notch{width:40px;height:4px;border-radius:4px;background:#2a3c6b;margin:0 auto 10px}.phn small{display:block;color:#8ea2cf;font-size:11px}.phn b{display:block;font:700 20px var(--fh);color:#fff;margin:2px 0}
.alert{margin-top:10px;padding:8px;border-radius:8px;background:#16264c;font-size:11.5px;border-left:3px solid var(--cyan)}.att{margin-top:8px;font-size:11.5px;color:#4ade9c}
@media(max-width:520px){.mock{grid-template-columns:1fr}}
/* trust */
.trust{background:var(--navy2);border-top:1px solid #16264a}.tgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;padding-block:22px}.ti{display:flex;gap:12px;align-items:flex-start;color:var(--on-navy)}.ti .ic{color:var(--cyan);margin-top:2px}.ti b{display:block;font-size:14.5px}.ti span{font-size:13px;color:var(--on-navy-mut)}
@media(max-width:860px){.tgrid{grid-template-columns:1fr 1fr}}@media(max-width:480px){.tgrid{grid-template-columns:1fr}}
/* sections */
.sec{padding-block:clamp(44px,6vw,80px)}.sec.alt{background:var(--alt)}.sec h2{font-size:clamp(24px,3vw,34px);letter-spacing:-.01em}.sub{color:var(--mut);max-width:68ch;margin:12px 0 0}
.phead{background:var(--navy);color:#fff;padding-block:clamp(36px,5vw,64px)}.phead h1{font-size:clamp(28px,4vw,44px);letter-spacing:-.02em}.phead .lead{margin-top:14px}
.mgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:32px}.mgrid.big{margin-top:0;grid-template-columns:repeat(3,1fr)}
.mod{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;box-shadow:var(--shadow)}.mod .mi{color:var(--blue);width:26px;height:26px}.mod h3{font-size:16px;margin:12px 0 6px}.mod p{margin:0;font-size:14.5px;color:var(--mut)}
@media(max-width:1000px){.mgrid,.mgrid.big{grid-template-columns:repeat(2,1fr)}}@media(max-width:560px){.mgrid,.mgrid.big{grid-template-columns:1fr}}
.how{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:30px}.how article{border-top:3px solid var(--blue);padding-top:16px}.how .hi{color:var(--blue);width:30px;height:30px}.how h3{font-size:18px;margin:10px 0 6px}.how p{margin:0;color:var(--mut)}
@media(max-width:860px){.how{grid-template-columns:1fr}}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,60px);align-items:start}@media(max-width:860px){.split{grid-template-columns:1fr}}
.ticks{list-style:none;margin:0;padding:0;display:grid;gap:12px}.ticks li{display:flex;gap:10px;align-items:flex-start}.ticks .ic{color:var(--ok);width:20px;height:20px;margin-top:3px}
.bgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}.bgrid.wide{margin-top:0}.bgrid article{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}.bgrid h3{font-size:17px;margin-bottom:6px}.bgrid p{margin:0;color:var(--mut);font-size:14.5px}
@media(max-width:900px){.bgrid{grid-template-columns:1fr 1fr}}@media(max-width:560px){.bgrid{grid-template-columns:1fr}}
.cta{background:linear-gradient(135deg,#0b1d52,#2b1a6b);color:#fff;padding-block:clamp(36px,5vw,60px)}.ctab{display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap}.cta h2{font-size:clamp(22px,3vw,32px)}.cta p{margin:8px 0 0;color:#c8d4f5;max-width:56ch}.cta .btns{margin:0}
/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.plan{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;display:flex;flex-direction:column;gap:16px;box-shadow:var(--shadow)}.plan h3{font-size:19px}.price{font:700 22px var(--fh);color:var(--blue)}.plan .btn{margin-top:auto;justify-content:center}
@media(max-width:900px){.plans{grid-template-columns:1fr}}
.note{color:var(--mut);margin:20px 0 0}.mobile{display:flex;gap:18px;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-top:36px;padding:22px;border:1px dashed var(--line);border-radius:12px}.mobile h3{font-size:17px}.mobile p{margin:6px 0 0;color:var(--mut)}
/* team */
.people{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px;margin-top:28px}.people.small{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}
.person{text-align:left}.person img,.person .ph{width:100%;aspect-ratio:1;object-fit:cover;border-radius:14px;background:var(--card);border:1px solid var(--line)}.person .ph{display:grid;place-items:center;color:var(--mut)}.person .ph .ic{width:48px;height:48px}.person.todo{opacity:.7}.person.todo .ph{border-style:dashed}
.person h3{font-size:17px;margin:12px 0 2px}.role{margin:0;color:var(--blue);font-weight:700;font-size:14px}.bio{margin:8px 0 0;color:var(--mut);font-size:14px}
.devhead{margin-top:44px}.devhead h3{font-size:20px}.devcount{margin:6px 0 0;color:var(--mut)}.devcount b{font:700 30px var(--fh);color:var(--blue);margin-right:6px}
.offices{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}.offices article{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}.offices .ic{color:var(--blue)}.offices h3{font-size:16px;margin:10px 0 4px}.offices p{margin:0;color:var(--mut);font-size:14.5px}
/* support + contact */
.callbox h2{font-size:22px}.bignum{display:block;font:700 clamp(28px,4vw,40px) var(--fh);color:var(--blue);text-decoration:none;margin:10px 0}.callbox p{display:flex;gap:8px;align-items:center;color:var(--mut)}.callbox .btns{margin:18px 0}
.topics{display:grid;gap:14px}.topics article{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px}.topics h3{font-size:16px;margin-bottom:4px}.topics p{margin:0;color:var(--mut);font-size:14.5px}
.form-split{grid-template-columns:1.2fr .8fr}@media(max-width:860px){.form-split{grid-template-columns:1fr}}
.lead-form{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:clamp(18px,3vw,28px);display:grid;gap:14px;box-shadow:var(--shadow)}
.lead-form label{display:grid;gap:6px;font-weight:600;font-size:14px}.lead-form input,.lead-form select,.lead-form textarea{font:400 16px var(--fb);padding:11px 12px;border:1px solid var(--line);border-radius:9px;background:var(--bg);color:var(--ink);width:100%;min-width:0}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}@media(max-width:560px){.row2{grid-template-columns:1fr}}
.kind{border:0;padding:0;margin:0;display:flex;gap:10px;flex-wrap:wrap}.kind legend{font-weight:700;font-size:14px;margin-bottom:8px;padding:0}.kind label{flex-direction:row;display:flex;align-items:center;gap:8px;border:1px solid var(--line);border-radius:9px;padding:10px 14px;cursor:pointer;font-weight:600}
.kind label:has(input:checked){border-color:var(--blue);background:color-mix(in srgb,var(--blue) 10%,transparent)}.lead-form .kind input{width:auto}
.hp{position:absolute;left:-9999px;width:1px;height:1px}.fmsg{margin:0;min-height:1.4em;font-weight:600}.fmsg.ok{color:var(--ok)}.fmsg.err{color:#c0392b}.fmsg a{color:var(--blue)}
.lead-form.enq .demo-only{display:none}
.reach-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px;display:grid;gap:14px;align-content:start}.reach-card h2{font-size:20px}.clist{list-style:none;margin:0;padding:0;display:grid;gap:10px}.clist li{display:flex;gap:10px;align-items:center}.clist .ic{color:var(--blue)}.clist a{font-weight:600;text-decoration:none}
.oc{display:flex;gap:10px}.oc .ic{color:var(--blue);margin-top:3px}.oc p{margin:2px 0 0;color:var(--mut);font-size:14.5px}
.prose{max-width:760px}.prose p{margin:0 0 16px}.upd{color:var(--mut);font-size:14px}
/* footer */
.foot{background:var(--navy);color:var(--on-navy-mut);padding-top:44px;font-size:14px}.fgrid{display:grid;grid-template-columns:1.3fr .8fr .9fr 1.4fr;gap:30px}@media(max-width:900px){.fgrid{grid-template-columns:1fr 1fr}}@media(max-width:520px){.fgrid{grid-template-columns:1fr}}
.foot h4{color:#fff;font-size:14px;margin-bottom:12px}.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}.foot a{text-decoration:none}.foot a:hover{color:#fff}.fsm{margin:12px 0 0}.flogo{height:36px;width:auto}.foot .off{margin-top:6px}
.fbase{border-top:1px solid #16264a;margin-top:34px;padding-block:18px;font-size:13px}
.wafab{position:fixed;right:max(16px,env(safe-area-inset-right,0px));bottom:max(16px,env(safe-area-inset-bottom,0px));display:flex;gap:8px;align-items:center;background:#1fa855;color:#fff;text-decoration:none;font-weight:700;padding:12px 16px;border-radius:999px;box-shadow:0 6px 20px rgba(0,0,0,.25);z-index:40}
@media(max-width:520px){.wafab span{display:none}.wafab{padding:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}