:root{
  --navy:#071325;--navy-2:#0b1b34;--navy-3:#102747;--ink:#15223a;--muted:#66748c;--soft:#eef4ff;
  --blue:#2d6cf6;--cyan:#28c9e8;--green:#25b98a;--orange:#ff9b4a;--white:#fff;--line:#dce6f5;
  --surface:#fff;--bg:#f7faff;--shadow:0 24px 70px rgba(16,43,84,.14);--shadow-sm:0 12px 36px rgba(16,43,84,.10);
  --radius:28px;--radius-sm:18px;--max:1180px;--nav-h:74px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:92px}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.65;-webkit-font-smoothing:antialiased}
body.menu-open{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}.container{width:min(var(--max),calc(100% - 36px));margin-inline:auto}.section{padding:96px 0}.section-sm{padding:64px 0}.section-dark{background:linear-gradient(145deg,var(--navy),#0c2344);color:#fff}.section-soft{background:linear-gradient(180deg,#f8fbff 0,#eef5ff 100%)}
.eyebrow{display:inline-flex;gap:9px;align-items:center;font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);margin-bottom:14px}.eyebrow:before{content:"";width:24px;height:2px;border-radius:99px;background:linear-gradient(90deg,var(--blue),var(--cyan))}.section-dark .eyebrow{color:#7ee8ff}.display{font-size:clamp(2.6rem,6vw,5.6rem);line-height:.98;letter-spacing:-.055em;margin:0;font-weight:900}.h1{font-size:clamp(2.35rem,5vw,4.35rem);line-height:1.04;letter-spacing:-.045em;margin:0;font-weight:900}.h2{font-size:clamp(2rem,4vw,3.25rem);line-height:1.08;letter-spacing:-.04em;margin:0;font-weight:880}.h3{font-size:1.28rem;line-height:1.25;margin:0;font-weight:850}.lead{font-size:clamp(1.08rem,2vw,1.35rem);color:var(--muted);max-width:760px}.section-dark .lead{color:#b9c9e2}.muted{color:var(--muted)}.section-dark .muted{color:#9fb2d1}.gradient-text{background:linear-gradient(92deg,#8ab7ff 0,#65e6ff 52%,#85f0c9 100%);-webkit-background-clip:text;background-clip:text;color:transparent}.center{text-align:center}.center .lead{margin-inline:auto}
.site-header{height:var(--nav-h);position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(6,17,33,.80);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.08)}.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:900;letter-spacing:-.02em}.brand img{width:38px;height:38px;object-fit:contain;border-radius:11px;box-shadow:0 7px 20px rgba(45,108,246,.35)}.brand small{display:block;color:#87a2c8;font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-top:-3px}.nav-links{display:flex;align-items:center;gap:4px}.nav-links a{color:#c7d4e9;font-size:.92rem;font-weight:720;padding:10px 11px;border-radius:12px;transition:.2s}.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.08)}.nav-actions{display:flex;align-items:center;gap:9px}.lang-toggle{display:flex;border:1px solid rgba(255,255,255,.15);border-radius:12px;padding:3px;background:rgba(255,255,255,.055)}.lang-toggle button{border:0;background:transparent;color:#a8b9d1;padding:7px 9px;border-radius:9px;font-size:.78rem;font-weight:800;cursor:pointer}.lang-toggle button.active{background:#fff;color:var(--navy)}.menu-btn{display:none;border:1px solid rgba(255,255,255,.13);background:rgba(255,255,255,.06);color:#fff;width:42px;height:42px;border-radius:12px;align-items:center;justify-content:center;cursor:pointer}.menu-btn svg{width:20px;height:20px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 18px;border-radius:14px;font-weight:820;line-height:1.1;border:1px solid transparent;transition:.22s;cursor:pointer}.btn:hover{transform:translateY(-2px)}.btn-primary{color:#fff;background:linear-gradient(135deg,var(--blue),#4a86ff);box-shadow:0 10px 28px rgba(45,108,246,.34)}.btn-primary:hover{box-shadow:0 15px 34px rgba(45,108,246,.4)}.btn-light{background:#fff;color:var(--navy);box-shadow:0 9px 25px rgba(0,0,0,.12)}.btn-ghost{border-color:rgba(255,255,255,.17);color:#e4ecf8;background:rgba(255,255,255,.05)}.btn-outline{border-color:#cbd8ea;color:var(--ink);background:#fff}.btn-sm{padding:10px 13px;font-size:.86rem;border-radius:11px}.arrow{transition:.2s}.btn:hover .arrow{transform:translateX(3px)}
.hero{min-height:790px;padding:145px 0 85px;position:relative;overflow:hidden;background:radial-gradient(circle at 80% 15%,rgba(45,108,246,.31),transparent 31%),radial-gradient(circle at 65% 60%,rgba(40,201,232,.14),transparent 28%),linear-gradient(140deg,#061121 0,#0a1e39 56%,#0b2947 100%);color:#fff}.hero:after{content:"";position:absolute;inset:auto 0 0;height:120px;background:linear-gradient(transparent,var(--bg));pointer-events:none}.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:50px;align-items:center;position:relative;z-index:2}.hero-copy{max-width:700px}.hero .lead{margin:25px 0 30px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.trust-row{display:flex;align-items:center;gap:17px;flex-wrap:wrap;margin-top:28px;color:#a9bbd4;font-size:.85rem;font-weight:720}.trust-row span{display:flex;align-items:center;gap:7px}.trust-dot{width:6px;height:6px;border-radius:50%;background:#69e4c1;box-shadow:0 0 12px #69e4c1}.hero-art{position:relative;min-height:545px}.orbit{position:absolute;border:1px solid rgba(123,177,255,.16);border-radius:50%;inset:3% 2% 5%;animation:spin 24s linear infinite}.orbit:before,.orbit:after{content:"";position:absolute;width:9px;height:9px;border-radius:50%;background:#6be9ff;box-shadow:0 0 18px #6be9ff}.orbit:before{left:12%;top:13%}.orbit:after{right:5%;bottom:28%;background:#7cf0c6;box-shadow:0 0 18px #7cf0c6}@keyframes spin{to{transform:rotate(360deg)}}.app-mock{position:absolute;width:min(100%,510px);right:0;top:50%;transform:translateY(-50%) rotate(1.5deg);background:#f8fbff;border:1px solid rgba(255,255,255,.35);border-radius:28px;box-shadow:0 45px 95px rgba(0,0,0,.35),0 0 0 8px rgba(255,255,255,.035);overflow:hidden;color:var(--ink)}.mock-top{height:50px;background:#fff;display:flex;align-items:center;gap:8px;padding:0 18px;border-bottom:1px solid #e8eef7}.mock-dot{width:9px;height:9px;border-radius:50%;background:#d9e2f1}.mock-title{margin-left:8px;font-size:.78rem;font-weight:800;color:#66748c}.mock-body{padding:20px}.mock-toolbar{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:16px}.tool-pill{padding:7px 10px;border-radius:9px;background:#eef4ff;color:#42639a;font-size:.68rem;font-weight:800}.tool-pill.active{color:#fff;background:linear-gradient(135deg,var(--blue),#58a0ff)}.question-card{background:#fff;border:1px solid #dfe7f4;border-radius:18px;padding:18px;box-shadow:0 11px 28px rgba(22,55,101,.08)}.question-meta{display:flex;justify-content:space-between;color:#7a879a;font-size:.68rem;font-weight:800;margin-bottom:12px}.question-line{font-size:.95rem;line-height:1.7}.formula-chip{display:inline-flex;align-items:center;padding:4px 9px;border-radius:8px;background:#e9f2ff;border:1px solid #bdd4ff;color:#173f7a;font-family:Georgia,"Times New Roman",serif;font-weight:700;white-space:nowrap}.math-panel{margin-top:14px;border-radius:15px;background:#0b1c35;color:#fff;padding:14px}.math-search{height:34px;border:1px solid #29486e;background:#102747;border-radius:9px;color:#93a8c3;padding:0 10px;font-size:.7rem;display:flex;align-items:center}.math-cats{display:flex;gap:5px;margin:9px 0;overflow:hidden}.math-cat{padding:5px 7px;background:#17375e;border-radius:7px;font-size:.58rem;font-weight:800;color:#b6cae4}.math-cat.active{background:#2d6cf6;color:#fff}.keys{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}.key{height:36px;border-radius:8px;background:#fff;color:#163156;display:flex;align-items:center;justify-content:center;font-family:Georgia,"Times New Roman",serif;font-weight:700;font-size:.8rem}.floating-badge{position:absolute;display:flex;align-items:center;gap:8px;padding:10px 13px;border-radius:14px;background:rgba(255,255,255,.92);box-shadow:0 15px 40px rgba(0,0,0,.24);color:var(--ink);font-size:.72rem;font-weight:850;backdrop-filter:blur(12px)}.badge-a{left:-3%;top:12%;animation:float 5s ease-in-out infinite}.badge-b{right:-5%;bottom:11%;animation:float 6s ease-in-out infinite reverse}.badge-c{left:0;bottom:22%;animation:float 7s ease-in-out infinite}.floating-badge b{width:28px;height:28px;border-radius:9px;display:flex;align-items:center;justify-content:center;background:#eaf2ff;color:var(--blue);font-size:.85rem}@keyframes float{50%{transform:translateY(-10px)}}
.stat-strip{position:relative;z-index:5;margin-top:-40px}.stat-box{background:#fff;border:1px solid #e1e9f5;border-radius:24px;box-shadow:var(--shadow-sm);display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden}.stat{padding:23px 24px;text-align:center}.stat+.stat{border-left:1px solid #e8eef7}.stat strong{display:block;font-size:1.55rem;line-height:1;color:#102b53;letter-spacing:-.035em}.stat span{font-size:.77rem;color:#75839a;font-weight:700;margin-top:7px;display:block}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:42px}.section-head .lead{margin:10px 0 0}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card{background:#fff;border:1px solid #e0e8f4;border-radius:23px;padding:25px;min-height:230px;transition:.24s;position:relative;overflow:hidden}.feature-card:before{content:"";position:absolute;inset:auto -40px -65px auto;width:120px;height:120px;border-radius:50%;background:linear-gradient(135deg,rgba(45,108,246,.11),rgba(40,201,232,.07));transition:.3s}.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-sm);border-color:#c6d7ee}.feature-card:hover:before{transform:scale(1.3)}.icon-box{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:#edf4ff;color:var(--blue);margin-bottom:20px}.icon-box svg{width:23px;height:23px}.feature-card h3{margin:0 0 9px;font-size:1.15rem;letter-spacing:-.02em}.feature-card p{margin:0;color:var(--muted);font-size:.92rem}.feature-card.feature-main{grid-column:span 2;background:linear-gradient(145deg,#0a1a32,#102b4e);color:#fff;border-color:#17365d}.feature-main p{color:#b7c7dd}.feature-main .icon-box{background:rgba(77,144,255,.16);color:#78e5ff}.mini-tags{display:flex;gap:7px;flex-wrap:wrap;margin-top:18px}.mini-tag{font-size:.67rem;font-weight:800;padding:6px 8px;border-radius:8px;background:#f0f5fc;color:#49627f}.feature-main .mini-tag{background:rgba(255,255,255,.08);color:#c7d9ef}
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svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:17px;color:#8291a7}.feature-band{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.feature-wide{background:#fff;border:1px solid #e0e9f4;border-radius:22px;padding:26px}.feature-wide h3{margin:0 0 8px}.feature-wide p{color:var(--muted);margin:0}.feature-visual{height:170px;border-radius:16px;margin-bottom:20px;position:relative;overflow:hidden;background:linear-gradient(145deg,#0a203c,#123863)}.feature-visual.light{background:linear-gradient(145deg,#eff5ff,#f9fbff);border:1px solid #e3ebf7}.symbol-cloud{display:flex;flex-wrap:wrap;gap:8px;padding:23px}.symbol-cloud span{width:42px;height:42px;border-radius:10px;background:rgba(255,255,255,.09);color:#d8edff;display:flex;align-items:center;justify-content:center;font-family:Georgia,"Times New Roman",serif}.sheet-stack{position:absolute;inset:25px 44px;background:#fff;border-radius:12px;box-shadow:0 15px 35px rgba(5,27,57,.2);transform:rotate(-2deg)}.sheet-stack:before,.sheet-stack:after{content:"";position:absolute;inset:-8px 8px 8px -8px;background:rgba(255,255,255,.45);border-radius:12px;z-index:-1}.sheet-stack:after{inset:-16px 16px 16px -16px;background:rgba(255,255,255,.17);z-index:-2}.sheet-lines{padding:24px}.sheet-lines b{display:block;height:8px;border-radius:5px;background:#1d4c89;width:58%;margin-bottom:12px}.sheet-lines i{display:block;height:5px;background:#dce6f4;border-radius:4px;margin-top:8px}.sheet-lines i:nth-child(2n){width:82%}.quick-card{display:grid;grid-template-columns:72px 1fr;gap:18px;align-items:start;background:#fff;border:1px solid #e0e9f5;border-radius:22px;padding:24px}.quick-num{width:58px;height:58px;border-radius:18px;background:linear-gradient(135deg,#102d56,#2c6df5);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.2rem;font-weight:900}.quick-card h3{margin:3px 0 7px}.quick-card p{margin:0;color:var(--muted)}.quick-grid{display:grid;gap:14px;max-width:880px}.download-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.platform-card{border:1px solid #dce6f3;background:#fff;border-radius:25px;padding:30px;position:relative;overflow:hidden;min-height:310px;box-shadow:0 12px 36px rgba(16,43,84,.06)}.platform-card:before{content:"";position:absolute;width:220px;height:220px;border-radius:50%;background:#edf4ff;right:-90px;top:-90px}.platform-icon{width:60px;height:60px;border-radius:18px;background:#102b53;color:#fff;display:flex;align-items:center;justify-content:center;margin-bottom:24px;position:relative}.platform-icon svg{width:30px;height:30px}.platform-card h2{font-size:1.6rem;margin:0 0 8px}.platform-card p{color:var(--muted);max-width:470px}.download-note{font-size:.74rem;color:#8895a8;margin-top:10px}.download-btn.disabled{opacity:.7}.system-note{display:inline-flex;align-items:center;gap:6px;padding:7px 10px;border-radius:9px;background:#eef6ff;color:#3162a5;font-size:.72rem;font-weight:800;margin-bottom:16px}.privacy-summary{display:grid;grid-template-columns:repeat(3,1fr);gap:15px;margin:25px 0}.privacy-box{padding:18px;border-radius:17px;background:#f3f7fd;border:1px solid #e2eaf5}.privacy-box strong{display:block;margin-bottom:4px}.privacy-box span{color:#65748b;font-size:.84rem}.faq{display:grid;gap:10px}.faq-item{background:#fff;border:1px solid #dfe8f4;border-radius:17px;overflow:hidden}.faq-q{width:100%;border:0;background:transparent;text-align:left;padding:17px 19px;display:flex;justify-content:space-between;gap:18px;font-weight:820;color:var(--ink);cursor:pointer}.faq-q span:last-child{color:var(--blue);font-size:1.25rem;transition:.2s}.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}.faq-a>div{padding:0 19px 18px;color:var(--muted);font-size:.9rem}.faq-item.open .faq-a{max-height:260px}.faq-item.open .faq-q span:last-child{transform:rotate(45deg)}.reveal{opacity:0;transform:translateY(18px);transition:opacity .65s ease,transform .65s ease}.reveal.visible{opacity:1;transform:none}.back-top{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:13px;background:#102b53;color:#fff;border:0;display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 10px 30px rgba(16,43,84,.24);opacity:0;pointer-events:none;transform:translateY(10px);transition:.2s;z-index:900}.back-top.show{opacity:1;pointer-events:auto;transform:none}.mobile-cta{display:none;position:fixed;bottom:10px;left:10px;right:10px;z-index:950;background:rgba(7,19,37,.93);backdrop-filter:blur(15px);border:1px solid rgba(255,255,255,.10);padding:8px;border-radius:16px;box-shadow:0 13px 40px rgba(0,0,0,.25)}.mobile-cta .btn{width:100%}.no-results{display:none;padding:18px;border-radius:14px;background:#fff3f3;border:1px solid #ffd9d9;color:#a55252;font-size:.88rem;margin-top:12px}
[data-lang]{display:none}body.lang-en [data-lang="en"],body.lang-hi [data-lang="hi"]{display:block}span[data-lang],a[data-lang],button[data-lang]{display:none!important}body.lang-en span[data-lang="en"],body.lang-en a[data-lang="en"],body.lang-en button[data-lang="en"],body.lang-hi span[data-lang="hi"],body.lang-hi a[data-lang="hi"],body.lang-hi button[data-lang="hi"]{display:inline-flex!important}
@media(max-width:1040px){.nav-links{display:none}.menu-btn{display:flex}.hero-grid,.problem-grid,.showcase{grid-template-columns:1fr}.hero-copy{max-width:820px}.hero-art{min-height:520px;max-width:690px;width:100%;margin:auto}.app-mock{right:50%;transform:translate(50%,-50%) rotate(1deg)}.feature-grid{grid-template-columns:repeat(2,1fr)}.feature-card.feature-main{grid-column:span 2}.steps{grid-template-columns:repeat(2,1fr)}.step:after{display:none}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:last-child{grid-column:2/4}.page-layout{grid-template-columns:1fr}.side-nav{position:relative;top:auto;max-height:none}.side-nav .side-links{display:flex;overflow:auto;gap:4px}.side-nav a{white-space:nowrap}.side-nav .search-box{max-width:380px}.formula-editor{grid-template-columns:110px 1fr}}
@media(max-width:760px){:root{--nav-h:66px}.container{width:min(100% - 26px,var(--max))}.nav-actions>.btn{display:none}.site-header{height:var(--nav-h)}.mobile-cta{display:block}.back-top{bottom:82px}.hero{padding:115px 0 65px;min-height:auto}.display{font-size:clamp(2.65rem,13vw,4.2rem)}.hero .lead{margin:20px 0 25px}.hero-art{min-height:465px;margin-top:8px}.app-mock{width:94%}.floating-badge{font-size:.63rem}.badge-a{left:0}.badge-b{right:0}.badge-c{left:3%;bottom:14%}.stat-strip{margin-top:-20px}.stat-box{grid-template-columns:1fr 1fr}.stat:nth-child(3){border-left:0;border-top:1px solid #e8eef7}.stat:nth-child(4){border-top:1px solid #e8eef7}.section{padding:72px 0}.section-sm{padding:50px 0}.section-head{display:block;margin-bottom:30px}.feature-grid,.feature-band,.download-grid,.privacy-summary{grid-template-columns:1fr}.feature-card.feature-main{grid-column:span 1}.pain-row{grid-template-columns:1fr}.pain-arrow{transform:rotate(90deg)}.steps{grid-template-columns:1fr}.cta-panel{grid-template-columns:1fr;padding:34px 26px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/3}.footer-grid>div:last-child{grid-column:auto}.footer-bottom{display:block}.page-hero{padding:115px 0 55px}.doc{border-radius:20px}.formula-editor{grid-template-columns:1fr}.formula-sidebar{display:grid;grid-template-columns:repeat(3,1fr)}.showcase-screen{min-height:390px}.nav-links.mobile-open{display:flex;position:fixed;top:66px;left:0;right:0;bottom:0;background:#071325;padding:24px 18px;flex-direction:column;align-items:stretch;gap:6px;overflow:auto}.nav-links.mobile-open a{font-size:1.05rem;padding:14px}.lang-toggle{margin-left:auto}.quick-card{grid-template-columns:55px 1fr;padding:19px}.quick-num{width:48px;height:48px;border-radius:14px}}
@media(max-width:480px){.hero-art{min-height:420px}.mock-body{padding:13px}.app-mock{border-radius:22px}.keys{grid-template-columns:repeat(5,1fr)}.key:nth-child(n+11){display:none}.trust-row{gap:11px}.stat{padding:18px 12px}.stat strong{font-size:1.3rem}.feature-card{padding:21px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.floating-badge.badge-c{display:none}.formula-keygrid{grid-template-columns:repeat(3,1fr)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.orbit,.floating-badge{animation:none}.reveal{opacity:1;transform:none;transition:none}.btn,.feature-card{transition:none}}