/* Layout: sticky header, one view per page (hash-routed), wide bands with a centered 1120px column; a "two seasons" calendar strip is the signature element. */
:root{
  --bg:#F7F8FB; --surface:#FFFFFF; --ink:#14243A; --muted:#5A6478; --line:#DDE2EC;
  --blue:#1C3A6B; --blue-soft:#E6ECF6; --green:#B3263A; --green-soft:#FAE8EA;
  --ph-bg:#FFF2C2; --ph-ink:#6B5300; --on-accent:#FFFFFF; --band:#14284B; --on-band:#EEF2F8; --logo-bg:transparent;
  --f-display:"Literata", Georgia, "Times New Roman", serif;
  --f-body:"Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --f-mono:"IBM Plex Mono", ui-monospace, Menlo, monospace;
  --r:10px;
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#0E1422; --surface:#151D2E; --ink:#E8ECF4; --muted:#A3AEC2; --line:#28334A;
  --blue:#93B4EA; --blue-soft:#1B2C4C; --green:#F2808C; --green-soft:#3B1D25;
  --ph-bg:#3B3312; --ph-ink:#F2D98A; --on-accent:#0E1422; --band:#0B1733; --on-band:#E5EEEC; --logo-bg:#FFFFFF; color-scheme:dark}}
:root[data-theme="dark"]{
  --bg:#0E1422; --surface:#151D2E; --ink:#E8ECF4; --muted:#A3AEC2; --line:#28334A;
  --blue:#93B4EA; --blue-soft:#1B2C4C; --green:#F2808C; --green-soft:#3B1D25;
  --ph-bg:#3B3312; --ph-ink:#F2D98A; --on-accent:#0E1422; --band:#0B1733; --on-band:#E5EEEC; --logo-bg:#FFFFFF; color-scheme:dark}

*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--surface)}
a{color:var(--blue)}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px;border-radius:4px}
h1,h2,h3{font-family:var(--f-display);line-height:1.15;text-wrap:balance;margin:0;font-weight:600;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.25rem)}
h2{font-size:clamp(1.55rem,3vw,2.1rem)}
h3{font-size:1.2rem}
p{margin:0}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.eyebrow{font-family:var(--f-mono);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;color:var(--green);font-weight:500}
.lede{font-size:1.125rem;color:var(--muted);max-width:60ch}
.ph{background:var(--ph-bg);color:var(--ph-ink);padding:0 .3em;border-radius:3px;border-bottom:1px dashed currentColor;font-style:normal}

/* preview notice */
.notice{background:var(--ph-bg);color:var(--ph-ink);font-size:.85rem}
.notice .wrap{padding-block:8px}
.promo{background:var(--green);color:var(--on-accent);font-size:.92rem;font-weight:500}
.promo .wrap{padding-block:9px;display:flex;flex-wrap:wrap;gap:4px 16px;justify-content:center;align-items:center;text-align:center}
.promo strong{font-weight:700}
.promo .msg{display:grid;gap:2px}
[lang="bn"]{font-family:"Noto Sans Bengali",var(--f-body)}
.promo a{color:var(--on-accent);font-weight:700;white-space:nowrap}

/* header */
header.site{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:var(--surface);border-bottom:1px solid var(--line)}
header.site::after{content:"";position:absolute;left:0;right:0;bottom:-7px;height:6px;background:linear-gradient(var(--green) 0 2px,var(--surface) 2px 4px,var(--blue) 4px 6px);pointer-events:none}
.hero .eyebrow::before{content:"★ ";color:var(--green)}
.mark{background:var(--blue)!important}
.stars-rule{display:flex;gap:10px;align-items:center;color:var(--green);font-size:.8rem;letter-spacing:6px}
.stars-rule::before,.stars-rule::after{content:"";flex:1;height:1px;background:var(--line)}
header.site .wrap{display:flex;align-items:center;gap:20px;padding-block:14px}
.logo{display:block;height:56px;width:auto;max-width:100%;background:var(--logo-bg);border-radius:8px;padding:2px 6px}
.brand{display:flex;min-width:0;align-items:center;gap:10px;text-decoration:none;color:var(--ink);margin-right:auto}
.mark{width:38px;height:38px;border-radius:9px;background:var(--green);display:grid;place-items:center;flex:none}
.mark svg{width:22px;height:22px}
.brand b{font-family:var(--f-display);font-size:1.15rem;font-weight:700;display:block;line-height:1.1}
.brand small{font-size:.75rem;color:var(--muted);display:block}
nav.main{display:flex;gap:4px}
nav.main a{text-decoration:none;color:var(--ink);padding:8px 12px;border-radius:8px;font-weight:500;font-size:.95rem}
nav.main a:hover{background:var(--blue-soft)}
nav.main a[aria-current="page"]{color:var(--blue);background:var(--blue-soft)}
.head-call{font-weight:600;white-space:nowrap}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:8px;padding:8px 12px;font:inherit;font-weight:600;cursor:pointer}

/* buttons */
.btns{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:999px;font-weight:600;text-decoration:none;border:2px solid transparent;font-size:1rem;cursor:pointer;font-family:inherit}
.btn-primary{background:var(--green);color:var(--on-accent)}
.btn-primary:hover{filter:brightness(1.08)}
.btn-ghost{border-color:var(--blue);color:var(--blue);background:transparent}
.btn-ghost:hover{background:var(--blue-soft)}

/* sections */
section.band{padding-block:clamp(48px,7vw,84px)}
section.alt{background:var(--surface);border-block:1px solid var(--line)}
.sec-head{display:grid;gap:10px;margin-bottom:32px;max-width:68ch}

/* hero */
.hero{background:var(--surface);border-bottom:1px solid var(--line)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:48px;align-items:center;padding-block:clamp(44px,7vw,80px)}
.hero-copy{display:grid;gap:20px}
.trust{display:flex;flex-wrap:wrap;gap:8px 18px;font-size:.9rem;color:var(--muted)}
.trust span::before{content:"✓ ";color:var(--green);font-weight:700}

/* seasons strip */
.seasons{border:1px solid var(--line);border-radius:14px;padding:22px;background:var(--bg);display:grid;gap:16px}
.seasons h3{font-size:1.05rem}
.cal{display:grid;grid-template-columns:repeat(12,1fr);row-gap:10px;position:relative}
.cal .m{grid-row:1;font-family:var(--f-mono);font-size:.72rem;color:var(--muted);border-left:1px solid var(--line);padding-left:4px}
.bar{border-radius:6px;padding:7px 9px;font-size:.78rem;font-weight:600;line-height:1.25;min-width:0}
.bar small{display:block;font-weight:400;font-family:var(--f-mono);font-size:.68rem}
.bar.oe{grid-row:2;grid-column:1 / 6;background:var(--blue);color:var(--on-accent)}
.bar.tx{grid-row:3;grid-column:6 / 12;background:var(--green);color:var(--on-accent)}
.today{grid-row:2 / 4;grid-column:1;border-left:2px dashed var(--ink);margin-top:-4px}
.now{display:flex;gap:10px;align-items:flex-start;font-size:.9rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:12px}
.dot{width:10px;height:10px;border-radius:50%;background:var(--blue);margin-top:6px;flex:none;box-shadow:0 0 0 4px var(--blue-soft)}

/* service cards */
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px;display:grid;gap:14px;align-content:start}
.svc .tag{justify-self:start;font-family:var(--f-mono);font-size:.72rem;padding:3px 9px;border-radius:999px}
.svc.t .tag{background:var(--green-soft);color:var(--green)}
.svc.h .tag{background:var(--blue-soft);color:var(--blue)}
ul.ticks{list-style:none;padding:0;margin:0;display:grid;gap:8px}
ul.ticks li{padding-left:26px;position:relative}
ul.ticks li::before{content:"";position:absolute;left:2px;top:.55em;width:12px;height:7px;border-left:2px solid var(--green);border-bottom:2px solid var(--green);transform:rotate(-45deg)}
.more{font-weight:600;text-decoration:none}
.more:hover{text-decoration:underline}

/* connect flow */
.flow{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:var(--surface)}
.flow > div{padding:22px;display:grid;gap:6px;align-content:start;border-right:1px solid var(--line);min-width:0}
.flow > div:last-child{border-right:0}
.form-no{font-family:var(--f-mono);font-size:1.25rem;font-weight:500;color:var(--blue)}
.flow p{font-size:.92rem;color:var(--muted)}

/* why */
.why{display:grid;gap:8px}
.why .num{font-family:var(--f-display);font-size:2.4rem;font-weight:700;color:var(--green);line-height:1}

/* reviews */
.review{border:2px dashed var(--line);border-radius:14px;padding:22px;display:grid;gap:10px;color:var(--muted);background:var(--surface)}
.stars{color:var(--green);letter-spacing:2px}

/* CTA band */
.cta{background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='56' height='56'%3E%3Cpath d='M28 17l2.9 6 6.6.9-4.8 4.6 1.2 6.5L28 32l-5.9 3 1.2-6.5-4.8-4.6 6.6-.9z' fill='%23ffffff' fill-opacity='.07'/%3E%3C/svg%3E"),var(--band);color:var(--on-band);border-top:4px solid var(--green)}
.cta .wrap{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;padding-block:44px}
.cta h2{color:var(--on-band)}
.cta .btn-ghost{border-color:var(--on-band);color:var(--on-band)}
.cta .btn-ghost:hover{background:transparent;opacity:.85}

/* page header */
.page-head{background:var(--surface);border-bottom:1px solid var(--line)}
.page-head .wrap{padding-block:clamp(36px,6vw,60px);display:grid;gap:14px}

/* tables */
.table-box{overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:var(--surface)}
table{border-collapse:collapse;width:100%;min-width:480px}
th,td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);vertical-align:top}
tr:last-child td{border-bottom:0}
th{font-family:var(--f-mono);font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:500}
td.price{font-variant-numeric:tabular-nums;white-space:nowrap;font-weight:600}
.note{font-size:.88rem;color:var(--muted)}

/* checklist */
.check{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.check-col{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:24px;display:grid;gap:14px;align-content:start}
.check-col label{display:flex;gap:10px;align-items:flex-start;cursor:pointer}
.check-col input{margin-top:5px;accent-color:var(--green);width:17px;height:17px;flex:none}
code,.mono{font-family:var(--f-mono);font-size:.9em}

/* dates */
.dates{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.date{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:20px;display:grid;gap:6px}
.date.key{border-color:var(--blue);box-shadow:inset 0 0 0 1px var(--blue)}
.date .d{font-family:var(--f-display);font-size:1.5rem;font-weight:700;color:var(--blue);font-variant-numeric:tabular-nums}
.date p{font-size:.92rem;color:var(--muted)}
.free{display:grid;grid-template-columns:auto minmax(0,1fr);gap:20px;align-items:center;background:var(--green-soft);border-radius:14px;padding:24px}
.free .big{font-family:var(--f-display);font-size:2.6rem;font-weight:700;color:var(--green);line-height:1}

/* about */
.person{display:grid;grid-template-columns:200px minmax(0,1fr);gap:28px;background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px}
.photo{aspect-ratio:4/5;max-width:100%;border-radius:10px;border:2px dashed var(--line);display:grid;place-items:center;text-align:center;color:var(--muted);font-size:.85rem;padding:12px;background:var(--bg)}
.creds{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 24px;margin:0}
.creds dt{font-family:var(--f-mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}
.creds dd{margin:0 0 6px;font-weight:600}

/* faq */
.faq-group{display:grid;gap:12px;margin-bottom:36px}
.faq-group h2{font-size:1.4rem;margin-bottom:4px}
details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r)}
summary{cursor:pointer;padding:16px 20px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-family:var(--f-mono);color:var(--blue);font-size:1.2rem;line-height:1}
details[open] summary::after{content:"–"}
details .a{padding:0 20px 18px;color:var(--muted);max-width:70ch;display:grid;gap:10px}

/* contact */
.contact{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:32px;align-items:start}
form{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px;display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label{font-weight:600;font-size:.92rem}
.row2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
input[type=text],input[type=email],input[type=tel],select,textarea{font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:11px 12px;width:100%}
textarea{min-height:110px;resize:vertical}
.form-msg{border-radius:8px;padding:12px 14px;font-size:.92rem;background:var(--green-soft);color:var(--ink)}
.info{display:grid;gap:16px}
.info-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:22px;display:grid;gap:8px}
.hours{display:grid;grid-template-columns:auto 1fr;gap:4px 16px;font-variant-numeric:tabular-nums}
.map{aspect-ratio:16/10;max-width:100%;border-radius:14px;border:2px dashed var(--line);display:grid;place-items:center;text-align:center;color:var(--muted);padding:16px;background:
  repeating-linear-gradient(0deg,transparent 0 38px,var(--line) 38px 39px),repeating-linear-gradient(90deg,transparent 0 38px,var(--line) 38px 39px),var(--bg)}
.map span{background:var(--surface);padding:8px 12px;border-radius:8px}

/* footer */
footer.site{background:var(--surface);border-top:1px solid var(--line);font-size:.92rem}
footer.site .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px;padding-block:44px}
footer.site h4{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:0 0 10px;font-weight:500}
footer.site ul{list-style:none;margin:0;padding:0;display:grid;gap:6px}
footer.site a{color:var(--ink);text-decoration:none}
footer.site a:hover{color:var(--blue)}
.disclaimer{border-top:1px solid var(--line);padding-block:20px;color:var(--muted);font-size:.82rem;display:grid;gap:6px}

/* mobile call bar */
.callbar{display:none}

@media (max-width:900px){
  .hero .wrap,.contact{grid-template-columns:minmax(0,1fr)}
  .dates{grid-template-columns:repeat(2,minmax(0,1fr))}
  footer.site .cols{grid-template-columns:repeat(2,minmax(0,1fr))}
  nav.main{display:none;position:absolute;left:0;right:0;top:100%;background:var(--surface);border-bottom:1px solid var(--line);flex-direction:column;padding:8px max(16px,env(safe-area-inset-right,0px)) 16px max(16px,env(safe-area-inset-left,0px))}
  nav.main.open{display:flex}
  .menu-btn{display:block}
  .head-call{display:none}
  .logo{height:44px}
}
@media (max-width:720px){
  .grid2,.grid3,.check,.flow,.row2,.creds{grid-template-columns:minmax(0,1fr)}
  .flow > div{border-right:0;border-bottom:1px solid var(--line)}
  .flow > div:last-child{border-bottom:0}
  .person{grid-template-columns:minmax(0,1fr)}
  .photo{max-width:220px}
  .free{grid-template-columns:minmax(0,1fr)}
  body{padding-bottom:calc(64px + env(safe-area-inset-bottom,0px))}
  .callbar{display:grid;grid-template-columns:1fr 1fr;gap:10px;position:fixed;left:0;right:0;bottom:0;z-index:30;background:var(--surface);border-top:1px solid var(--line);
    padding:10px max(16px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px))}
  .callbar .btn{justify-content:center;padding:11px 12px}
}
@media (max-width:440px){ .dates{grid-template-columns:minmax(0,1fr)} footer.site .cols{grid-template-columns:minmax(0,1fr)} }
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}