:root{--green:#167c5a;--green2:#0f6247;--mint:#eaf7f0;--mint2:#f4fbf7;--ink:#18302a;--muted:#60746c;--red:#c83f4d;--orange:#d8791f;--blue:#2f68c7;--purple:#6d52af;--line:#dbe8e1;--card:#fff;--shadow:0 18px 48px rgba(22,124,90,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth;font-size:18px}body{margin:0;font-family:system-ui,-apple-system,"Noto Sans Bengali","Segoe UI",sans-serif;color:var(--ink);background:#f7fbf9;line-height:1.62;font-size:1rem}a{color:var(--green);text-decoration:none}a:hover{text-decoration:underline}img,svg{max-width:100%;display:block}.wrap{width:min(1180px,92vw);margin:auto}.skip{position:absolute;left:-9999px}.skip:focus{left:12px;top:12px;background:#fff;padding:10px 14px;border-radius:10px;z-index:99}.topbar{background:#0c4f3b;color:#fff;font-size:14px;padding:7px 0}.topbar .wrap{display:flex;justify-content:space-between;gap:16px;align-items:center}.topbar a{color:#fff}.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.navrow{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:900;color:var(--ink);text-decoration:none}.mark{width:46px;height:46px;border-radius:15px;background:var(--green);display:grid;place-items:center;color:#fff;font-size:25px;box-shadow:0 8px 20px #167c5a33}.brand small{display:block;font-weight:650;color:var(--muted);font-size:12px;line-height:1.1}.links{display:flex;align-items:center;gap:24px}.links a{color:#29483e;font-weight:750;font-size:15px}.menu{display:none;border:0;background:var(--mint);border-radius:12px;padding:10px 12px;font-size:20px}.access{display:flex;gap:6px;align-items:center}.access button{min-width:42px;min-height:42px;border:1px solid var(--line);background:#fff;border-radius:10px;font-weight:850;color:var(--ink)}.hero{padding:74px 0 56px;background:radial-gradient(circle at 78% 15%,#d8f6e7 0,transparent 31%),linear-gradient(180deg,#f7fffb,#f7fbf9)}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:58px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;background:#e6f7ee;color:#0d6649;border:1px solid #c7e9d8;padding:8px 12px;border-radius:999px;font-size:14px;font-weight:850}.hero h1{font-size:clamp(42px,6vw,72px);line-height:1.04;margin:18px 0 18px;letter-spacing:-1.7px}.hero h1 span{color:var(--green)}.hero p{font-size:1.16rem;color:#476158;max-width:680px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.cta{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:13px 20px;border-radius:15px;font-weight:850;border:2px solid transparent}.cta.primary{background:var(--green);color:#fff;box-shadow:0 12px 26px #167c5a2d}.cta.secondary{border-color:#b9d8c9;color:var(--green2);background:#fff}.hero-note{margin-top:18px;font-size:14px;color:var(--muted)}.hero-art{background:#fff;border:1px solid var(--line);border-radius:30px;padding:16px;box-shadow:var(--shadow)}
.section{padding:76px 0}.section.alt{background:#eef8f3}.section h2{font-size:clamp(32px,4vw,48px);line-height:1.12;margin:0 0 14px}.lead{font-size:1.11rem;color:var(--muted);max-width:820px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:24px;box-shadow:0 8px 22px rgba(33,80,61,.05)}.icon{width:54px;height:54px;border-radius:16px;display:grid;place-items:center;background:var(--mint);font-size:27px;margin-bottom:16px}.card h3{margin:0 0 8px;font-size:21px}.card p{color:var(--muted);margin:0}.why{display:grid;grid-template-columns:.9fr 1.1fr;gap:50px;align-items:center}.quote{background:#0e5e46;color:#fff;border-radius:28px;padding:34px;box-shadow:var(--shadow)}.quote p{font-size:28px;line-height:1.35;margin:0 0 14px}.quote small{opacity:.85}.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}.phone-shot{background:#fff;border:1px solid var(--line);border-radius:28px;padding:10px;box-shadow:var(--shadow)}.phone-shot figcaption{text-align:center;color:var(--muted);font-weight:750;padding:12px 8px 8px}.manual-teaser{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:32px}.step{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px}.num{width:38px;height:38px;border-radius:999px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:900;margin-bottom:12px}.safety{background:#fff8e9;border:1px solid #f1ddb3;border-radius:18px;padding:18px;margin-top:24px}.safety strong{color:#8a5308}.banner{background:linear-gradient(135deg,#0f6d50,#0a4c39);color:#fff;border-radius:28px;padding:34px;display:flex;align-items:center;justify-content:space-between;gap:24px}.banner h3{font-size:30px;margin:0 0 6px}.banner p{margin:0;opacity:.88}.banner .cta{background:#fff;color:#0e5e46}.footer{background:#0a3f30;color:#dcebe5;padding:48px 0 24px}.footergrid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}.footer h4{color:#fff;margin:0 0 10px}.footer a{color:#dcebe5}.copyright{border-top:1px solid #ffffff22;margin-top:28px;padding-top:20px;font-size:14px;color:#bcd2c9}.pagehead{padding:58px 0 38px;background:linear-gradient(180deg,#effaf4,#f7fbf9)}.pagehead h1{font-size:clamp(38px,5vw,58px);margin:8px 0}.prose{max-width:880px}.prose h2{margin-top:42px}.prose h3{margin-top:28px}.manual-list{counter-reset:steps}.manual-item{display:grid;grid-template-columns:54px 1fr;gap:16px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;margin:15px 0}.manual-item::before{counter-increment:steps;content:counter(steps);width:44px;height:44px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:900}.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:17px 18px;margin:12px 0}.faq summary{font-weight:850;cursor:pointer}.contactbox{display:grid;grid-template-columns:1fr 1fr;gap:20px}.contact-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}.pill{display:inline-block;border-radius:999px;background:#eef7f3;padding:6px 10px;font-size:13px;font-weight:850;color:#1a6e52}.table{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden}.table th,.table td{padding:13px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}.table th{background:#eef7f3}.muted{color:var(--muted)}
@media(max-width:900px){.hero-grid,.why,.footergrid,.contactbox{grid-template-columns:1fr}.links{display:none;position:absolute;left:0;right:0;top:76px;background:#fff;border-bottom:1px solid var(--line);padding:18px 4vw;flex-direction:column;align-items:flex-start}.links.open{display:flex}.menu{display:block}.access{margin-left:auto}.cards,.preview-grid{grid-template-columns:1fr 1fr}.manual-teaser{grid-template-columns:1fr 1fr}.hero{padding-top:44px}.hero-art{max-width:620px;margin:auto}.banner{align-items:flex-start;flex-direction:column}}
@media(max-width:600px){.cards,.preview-grid,.manual-teaser{grid-template-columns:1fr}.topbar .wrap{align-items:flex-start;flex-direction:column;gap:3px}.navrow{min-height:70px}.brand small{display:none}.links{top:70px}.hero h1{letter-spacing:-.8px}.section{padding:56px 0}.hero p,.lead{font-size:1rem}.actions{display:grid}.cta{width:100%}.quote p{font-size:24px}.manual-item{grid-template-columns:44px 1fr;padding:16px}.manual-item::before{width:38px;height:38px}.access button:first-child{display:none}}

/* Amar Sathi poster gallery */
.poster-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;margin:22px 0 16px}.poster-card{margin:0;background:#fff;border:1px solid #dde9e3;border-radius:22px;overflow:hidden;box-shadow:0 12px 34px #163c2a12}.poster-card img{display:block;width:100%;height:auto;aspect-ratio:4/5;object-fit:cover;background:#f4f8f6}.poster-card figcaption{padding:14px 16px;color:#52665c;font-size:.94rem;line-height:1.5}.manual-visual-intro{margin-bottom:30px}.art-note{background:#fff7e8;border:1px solid #f1d29a;padding:14px 16px;border-radius:16px;color:#5b4b2b}.home-posters{max-width:930px;margin-left:auto;margin-right:auto}@media(max-width:760px){.poster-grid{grid-template-columns:1fr;gap:16px}.poster-card{border-radius:18px}.poster-card img{aspect-ratio:auto}}

/* Final release additions: campaign video + developer/contact identity */
.video-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(260px,.75fr);gap:28px;align-items:center}
.video-shell{background:#0e2019;border-radius:26px;padding:12px;box-shadow:0 20px 55px #10251b22;max-width:460px;margin:auto}
.video-shell video{display:block;width:100%;max-height:680px;border-radius:18px;background:#07100c;object-fit:contain}
.video-copy h2{margin-top:8px}.video-meta{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}.video-meta span{background:#e8f5ee;border:1px solid #cfe8dc;border-radius:999px;padding:7px 11px;font-size:.92rem;font-weight:700;color:#285643}
.profile-contact{display:grid;grid-template-columns:180px 1fr;gap:24px;align-items:center;background:linear-gradient(135deg,#f0faf5,#fff);border:1px solid #dbece3;border-radius:26px;padding:22px;box-shadow:0 14px 36px #10251b12}
.profile-photo{width:180px;aspect-ratio:3/4;object-fit:cover;object-position:center top;border-radius:22px;border:5px solid white;box-shadow:0 10px 28px #0d2b1c20}
.profile-contact h3{font-size:1.55rem;margin:0 0 5px}.profile-role{color:#557066;margin:0 0 14px}.contact-list{display:grid;gap:9px;margin:14px 0}.contact-item{display:flex;align-items:center;gap:10px;word-break:break-word}.contact-item .ci{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:#e8f6ef}.contact-item a{font-weight:750;color:#12684b;text-decoration:none}.contact-item a:hover{text-decoration:underline}.contact-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.contact-actions .cta{margin:0}.mini-profile{display:flex;align-items:center;gap:12px;margin-top:12px}.mini-profile img{width:58px;height:72px;object-fit:cover;object-position:center top;border-radius:10px;border:2px solid #fff3}.footer .contact-phone{display:inline-block;margin-top:7px}.campaign-note{font-size:.93rem;color:#60766b;margin-top:12px}.contact-page-card{max-width:820px;margin:0 auto}.support-strip{margin-top:22px;padding:16px;border-radius:16px;background:#eef8f3;border:1px solid #d5eadf}.support-strip strong{display:block;margin-bottom:5px}
@media(max-width:800px){.video-grid{grid-template-columns:1fr}.video-copy{order:-1}.profile-contact{grid-template-columns:120px 1fr}.profile-photo{width:120px}}
@media(max-width:560px){.profile-contact{grid-template-columns:1fr;text-align:center}.profile-photo{width:150px;margin:auto}.contact-item{justify-content:center}.contact-actions{justify-content:center}.video-shell{padding:8px;border-radius:20px}}