:root{--navy:#071a35;--navy2:#0c2850;--blue:#2563eb;--cyan:#22d3ee;--gold:#fbbf24;--ink:#172033;--muted:#617087;--paper:#f5f8ff;--white:#fff;--line:#e1e8f3;--green:#16a34a;--shadow:0 18px 55px rgba(7,26,53,.12)}
    *{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;scroll-padding-top:86px}body{font-family:"Noto Sans Bengali","Hind Siliguri",system-ui,-apple-system,sans-serif;background:var(--paper);color:var(--ink);line-height:1.75}a{text-decoration:none;color:inherit}button,input,select,textarea{font:inherit}button,a{ -webkit-tap-highlight-color:transparent}.container{width:min(1120px,92%);margin:auto}.section{padding:78px 0}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:800;font-size:.9rem;background:#e8efff;border:1px solid #d9e5ff;border-radius:999px;padding:5px 13px}.section-head{text-align:center;max-width:720px;margin:0 auto 36px}.section-head h2{font-size:clamp(1.8rem,5vw,2.6rem);line-height:1.3;margin:14px 0;color:var(--navy)}.section-head p{color:var(--muted)}
    header{position:sticky;top:0;z-index:100;background:rgba(7,26,53,.96);backdrop-filter:blur(12px);color:white;border-bottom:1px solid rgba(255,255,255,.1)}.nav{height:74px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:11px;font-weight:900;letter-spacing:.1px}.brand-mark{width:45px;height:45px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--cyan),#60a5fa);color:var(--navy);font-size:1.05rem;font-weight:1000;box-shadow:0 7px 22px #22d3ee35}.brand-name{font-size:1.02rem;line-height:1.25}.brand-name small{display:block;color:#9fb9e6;font-size:.72rem;font-weight:500;margin-top:3px}.nav-links{display:flex;align-items:center;gap:20px;font-size:.92rem;color:#e1eaff}.nav-links a:hover{color:var(--cyan)}.nav-cta{background:var(--gold);color:var(--navy)!important;padding:9px 15px;border-radius:10px;font-weight:800}.menu-btn{display:none;background:none;border:1px solid #50627e;color:white;border-radius:10px;padding:7px 11px;font-size:1.25rem}
    .hero{position:relative;overflow:hidden;color:white;background:radial-gradient(circle at 85% 15%,#164b8b 0,transparent 34%),linear-gradient(135deg,#06152c,#0c2850 65%,#10396b);padding:78px 0 84px}.hero:before,.hero:after{content:"";position:absolute;border:1px solid #ffffff12;border-radius:50%;width:360px;height:360px;right:-130px;bottom:-180px}.hero:after{width:500px;height:500px;right:-200px;bottom:-250px}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:45px;position:relative;z-index:1}.hero .eyebrow{background:#ffffff12;color:#a5f3fc;border-color:#ffffff20}.hero h1{font-size:clamp(2.1rem,5.4vw,3.8rem);line-height:1.25;margin:20px 0}.hero h1 span{color:var(--cyan)}.hero-copy{color:#d3e2f8;max-width:630px;font-size:1.05rem}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:12px 19px;border:0;border-radius:12px;font-weight:800;cursor:pointer;transition:.2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--gold);color:#10203b;box-shadow:0 9px 24px #fbbf242b}.btn-outline{border:1px solid #ffffff55;color:white;background:#ffffff0b}.hero-card{background:linear-gradient(145deg,#ffffff1a,#ffffff08);border:1px solid #ffffff2c;border-radius:26px;padding:25px;box-shadow:0 24px 65px #0003;transform:rotate(1deg)}.hero-card-top{display:flex;align-items:center;gap:13px;margin-bottom:22px}.hero-card-logo{width:58px;height:58px;border-radius:17px;background:linear-gradient(135deg,var(--cyan),#60a5fa);color:var(--navy);display:grid;place-items:center;font-size:1.2rem;font-weight:1000}.hero-card h3{font-size:1.22rem}.hero-card p{color:#bcd0ec;font-size:.88rem}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stat{background:#06152c75;border:1px solid #ffffff14;border-radius:16px;padding:17px}.stat strong{display:block;color:var(--cyan);font-size:1.2rem}.stat span{font-size:.84rem;color:#d4e1f4}.hero-note{margin-top:15px;color:#d4e1f4;font-size:.86rem}
    .trust-strip{background:white;border-bottom:1px solid var(--line)}.trust-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:21px 0}.trust-item{display:flex;align-items:center;justify-content:center;gap:10px;font-weight:800;color:var(--navy);text-align:center}.trust-icon{width:36px;height:36px;display:grid;place-items:center;background:#e9f2ff;color:var(--blue);border-radius:11px;flex-shrink:0}
    .service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.service-card{background:white;border:1px solid var(--line);border-radius:19px;padding:23px;box-shadow:0 8px 25px #0b245008;transition:.22s}.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#bfd4ff}.service-icon{width:51px;height:51px;border-radius:15px;background:linear-gradient(135deg,#e0f2fe,#e0e7ff);display:grid;place-items:center;font-size:1.5rem;margin-bottom:15px}.service-card h3{font-size:1.13rem;color:var(--navy);margin-bottom:8px}.service-card p{font-size:.93rem;color:var(--muted);margin-bottom:16px}.text-link{font-weight:800;color:var(--blue);font-size:.92rem}.why{background:white}.why-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:42px;align-items:center}.why-panel{background:linear-gradient(145deg,#071a35,#16447c);color:white;border-radius:25px;padding:30px;min-height:300px;display:flex;flex-direction:column;justify-content:space-between;box-shadow:var(--shadow)}.why-panel h3{font-size:1.7rem;line-height:1.4}.why-panel p{color:#d1e2fa;margin-top:12px}.why-panel .brand-mark{margin-bottom:22px}.benefit-list{display:grid;grid-template-columns:1fr 1fr;gap:17px}.benefit{padding:18px;border:1px solid var(--line);border-radius:16px;background:#fbfdff}.check{display:inline-grid;place-items:center;width:27px;height:27px;border-radius:9px;background:#dcfce7;color:#15803d;font-weight:900;margin-bottom:9px}.benefit h3{font-size:1rem;color:var(--navy);margin-bottom:5px}.benefit p{font-size:.9rem;color:var(--muted)}
    .work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.work-card{background:white;border:1px solid var(--line);border-radius:18px;padding:22px}.work-number{font-size:2rem;font-weight:1000;color:#b7cdfb}.work-card h3{margin:6px 0 8px;color:var(--navy)}.work-card p{font-size:.93rem;color:var(--muted)}.work-tip{margin-top:23px;text-align:center;color:var(--muted);font-size:.9rem}
    .inquiry{background:linear-gradient(135deg,#eaf1ff,#f8fbff)}.inquiry-layout{display:grid;grid-template-columns:.75fr 1.25fr;gap:28px;align-items:start}.contact-panel{background:var(--navy);color:white;border-radius:23px;padding:27px;position:sticky;top:95px}.contact-panel h3{font-size:1.5rem;margin:15px 0 8px}.contact-panel p{color:#c6d8f1;font-size:.94rem}.contact-line{display:flex;gap:12px;align-items:flex-start;margin-top:20px;padding-top:17px;border-top:1px solid #ffffff20}.contact-line b{display:block;color:white}.contact-line span{color:#c6d8f1;font-size:.9rem;overflow-wrap:anywhere}.form-card{background:white;border:1px solid var(--line);border-radius:23px;padding:28px;box-shadow:var(--shadow)}.form-card h3{font-size:1.45rem;color:var(--navy);margin-bottom:4px}.form-intro{color:var(--muted);font-size:.92rem;margin-bottom:21px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.field{display:flex;flex-direction:column;gap:6px}.field.full{grid-column:1/-1}.field label{font-weight:800;font-size:.9rem;color:#263650}.field input,.field select,.field textarea{width:100%;min-width:0;border:1px solid #cbd6e6;background:#fbfdff;border-radius:11px;padding:12px 13px;outline:none;color:var(--ink)}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #2563eb18}.field textarea{min-height:115px;resize:vertical}.form-buttons{display:flex;flex-wrap:wrap;gap:10px;margin-top:19px}.btn-whatsapp{background:#16a34a;color:white}.btn-email{background:var(--navy);color:white}.form-hint{font-size:.82rem;color:var(--muted);margin-top:13px}.form-status{margin-top:13px;font-size:.9rem;color:#166534;display:none}
    .faq-list{max-width:820px;margin:auto;display:grid;gap:12px}.faq-item{background:white;border:1px solid var(--line);border-radius:14px;overflow:hidden}.faq-item button{width:100%;display:flex;justify-content:space-between;gap:15px;text-align:left;padding:17px 19px;border:0;background:white;font-weight:800;color:var(--navy);cursor:pointer}.faq-answer{display:none;padding:0 19px 18px;color:var(--muted);font-size:.94rem}.faq-item.open .faq-answer{display:block}.faq-item.open button span:last-child{transform:rotate(45deg)}
    .final-cta{padding:55px 0;background:linear-gradient(135deg,#071a35,#123d70);color:white;text-align:center}.final-cta h2{font-size:clamp(1.7rem,4vw,2.5rem);line-height:1.35}.final-cta p{color:#d2e2f8;margin:12px auto 22px;max-width:650px}.final-cta .btn{margin:4px}.footer{background:#041124;color:#d4e0f2;padding:36px 0 18px}.footer-top{display:flex;justify-content:space-between;gap:25px;align-items:center;padding-bottom:24px;border-bottom:1px solid #ffffff1b}.footer p{color:#9fb1ca;font-size:.9rem}.footer-links{display:flex;flex-wrap:wrap;gap:15px;font-size:.9rem}.copyright{text-align:center;padding-top:17px;color:#8da1bd;font-size:.82rem}.floating-wa{position:fixed;right:17px;bottom:18px;z-index:90;background:#16a34a;color:white;width:57px;height:57px;border-radius:50%;display:grid;place-items:center;font-size:1.55rem;box-shadow:0 8px 24px #16a34a55;border:3px solid white}.floating-wa:hover{transform:scale(1.06)}
    @media(max-width:900px){.nav-links{gap:12px;font-size:.84rem}.hero-grid{gap:25px}.service-grid{grid-template-columns:repeat(2,1fr)}.why-grid{gap:25px}.inquiry-layout{grid-template-columns:.85fr 1.15fr}}
    @media(max-width:700px){.section{padding:57px 0}.nav{height:67px}.menu-btn{display:block}.nav-links{display:none;position:absolute;top:67px;left:0;right:0;background:#071a35;padding:13px 4% 20px;flex-direction:column;align-items:stretch;gap:0;border-top:1px solid #ffffff17;box-shadow:0 14px 22px #0002}.nav-links.show{display:flex}.nav-links a{padding:11px 5px;border-bottom:1px solid #ffffff12;font-size:.98rem}.nav-links .nav-cta{text-align:center;margin-top:10px;border:0}.brand-name{font-size:.94rem}.brand-name small{font-size:.67rem}.brand-mark{width:41px;height:41px}.hero{padding:54px 0 59px}.hero-grid{grid-template-columns:1fr}.hero h1{font-size:2.25rem}.hero-copy{font-size:.98rem}.hero-card{transform:none;padding:21px}.trust-row{grid-template-columns:1fr;gap:12px;padding:17px 0}.trust-item{justify-content:flex-start}.service-grid,.work-grid{grid-template-columns:1fr}.service-card{padding:21px}.why-grid{grid-template-columns:1fr}.why-panel{min-height:260px}.benefit-list{gap:11px}.benefit{padding:14px}.inquiry-layout{grid-template-columns:1fr}.contact-panel{position:static}.form-card{padding:21px}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.footer-top{align-items:flex-start;flex-direction:column}.hero-actions .btn{flex:1}.section-head{margin-bottom:27px}}
    @media(max-width:370px){.hero h1{font-size:1.9rem}.benefit-list{grid-template-columns:1fr}.brand-name{font-size:.85rem}.form-buttons .btn{width:100%}}