/* Shared components. Colour comes from tokens; brand.css only overrides tokens. */

/* ---------- buttons ---------- */

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 22px;
  border-radius:999px;
  /* line-height:1 clips Bengali ascenders and descenders — never tighten below 1.3 */
  font-weight:600;font-size:16px;line-height:1.35;
  text-decoration:none;
  border:1px solid transparent;
  transition:transform .16s ease, box-shadow .16s ease, background .16s ease, color .16s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn svg{width:19px;height:19px;flex:none}

.btn-primary{background:var(--brand);color:var(--brand-on);box-shadow:var(--shadow-brand)}
.btn-primary:hover{background:var(--brand-ink);color:var(--brand-on)}

.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink);background:var(--bg-alt)}

.sec-dark .btn-ghost{color:var(--dark-ink);border-color:var(--dark-line)}
.sec-dark .btn-ghost:hover{border-color:var(--dark-muted);background:rgba(255,255,255,.05)}

.btn-wa{background:var(--wa);color:#04321c}
.btn-wa:hover{background:var(--wa-ink);color:#fff}

.btn-msgr{background:var(--msgr);color:#fff}
.btn-msgr:hover{background:#0069cc;color:#fff}

.btn-lg{padding:14px 28px;font-size:17px}
.btn-sm{padding:7px 16px;font-size:14px}
.btn-block{width:100%}

/* ---------- nav ---------- */

.site-nav{
  position:sticky;top:0;z-index:60;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.site-nav .wrap{
  display:flex;align-items:center;gap:18px;
  height:66px;
}
.brandmark{
  display:flex;align-items:center;gap:10px;
  font-family:var(--font-lat);font-weight:700;font-size:19px;
  color:var(--ink);text-decoration:none;letter-spacing:-.02em;
}
.brandmark .mark{width:30px;height:30px;display:block;flex:none}
.nav-links{display:flex;gap:22px;margin-left:auto;align-items:center}
/* :not(.btn) matters — a bare `.nav-links a` rule outranks `.btn-primary` on
   specificity and repaints the nav CTA in muted grey on its own accent fill. */
.nav-links a:not(.btn){
  color:var(--muted);text-decoration:none;font-size:15px;font-weight:500;
}
.nav-links a:not(.btn):hover{color:var(--ink)}
@media (max-width:860px){
  .nav-links a:not(.btn){display:none}
  .nav-links{margin-left:auto}
}

/* ---------- hero ---------- */

.hero{padding:clamp(44px,7vw,86px) 0 clamp(40px,6vw,72px)}
.hero h1{max-width:15ch}
.hero .lead{max-width:52ch;margin-top:18px}
.hero .cta-row{margin-top:30px}

.trust-strip{
  display:flex;flex-wrap:wrap;gap:10px 26px;
  margin-top:32px;padding-top:22px;
  border-top:1px solid var(--line);
  font-size:15px;color:var(--muted);
}
.trust-strip span{display:flex;align-items:center;gap:8px}
.trust-strip svg{width:17px;height:17px;color:var(--brand);flex:none}

/* ---------- cards ---------- */

.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:24px;
  display:flex;flex-direction:column;
  transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}
.card:hover{border-color:var(--line-strong);box-shadow:var(--shadow-1)}
.card h3{margin-bottom:8px}
.card p{font-size:16px;color:var(--muted)}

.sec-dark .card{background:var(--dark-card);border-color:var(--dark-line)}
.sec-dark .card p{color:var(--dark-muted)}

.card-icon{
  width:42px;height:42px;border-radius:11px;
  background:var(--brand-soft);color:var(--brand-ink);
  display:grid;place-items:center;margin-bottom:16px;
}
.card-icon svg{width:22px;height:22px}

/* ---------- demo cards ---------- */

.demo-card{
  position:relative;overflow:hidden;padding:0;
  text-decoration:none;color:inherit;
}
.demo-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.demo-thumb{
  aspect-ratio:16/10;
  background:var(--bg-sunk);
  border-bottom:1px solid var(--line);
  position:relative;overflow:hidden;
}
.demo-thumb svg{width:100%;height:100%;display:block}
.demo-body{padding:18px 20px 20px}
.demo-body h3{font-size:19px;margin-bottom:4px}
.demo-body p{font-size:15px}
.demo-open{
  margin-top:12px;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand-ink);
}
.demo-card:hover .demo-open{gap:10px}
.demo-open svg{width:15px;height:15px;transition:transform .2s ease}

/* ---------- pricing ---------- */

.price-card{position:relative}
.price-card.featured{
  border-color:var(--brand);
  box-shadow:0 0 0 1px var(--brand), var(--shadow-2);
}
.price-tag{
  display:flex;align-items:baseline;gap:6px;
  margin:14px 0 4px;
}
.price-tag .price{font-size:36px;font-weight:700;color:var(--ink);line-height:1}
.price-tag .per{font-size:14px;color:var(--muted)}
.price-note{font-size:14px;color:var(--muted);margin-bottom:16px}

.pill{
  position:absolute;top:-12px;right:20px;
  background:var(--brand);color:var(--brand-on);
  font-size:12px;font-weight:600;
  padding:5px 12px;border-radius:999px;
  box-shadow:var(--shadow-1);
}

.check-list{list-style:none;padding:0;margin:0 0 20px}
.check-list li{
  position:relative;padding-left:27px;margin:9px 0;
  font-size:15.5px;color:var(--ink-2);line-height:1.6;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:.5em;
  width:16px;height:16px;margin-top:-8px;
  background:var(--brand);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M7.6 14.2 3.8 10.4l1.4-1.4 2.4 2.4 6.8-6.8 1.4 1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M7.6 14.2 3.8 10.4l1.4-1.4 2.4 2.4 6.8-6.8 1.4 1.4z'/%3E%3C/svg%3E") center/contain no-repeat;
}
.check-list.muted li::before{background:var(--muted)}
.card .check-list + .btn{margin-top:auto}

/* ---------- addon strip ---------- */

.addon{
  display:flex;flex-wrap:wrap;gap:14px 30px;align-items:center;
  padding:18px 22px;margin-top:22px;
  background:var(--brand-soft);
  border:1px solid var(--brand-line);
  border-radius:var(--radius);
  font-size:15.5px;color:var(--brand-deep);
}
.addon b{font-weight:600}

/* ---------- process ---------- */

.step{position:relative;padding-top:22px;border-top:2px solid var(--line)}
.step .step-n{
  font-family:var(--font-lat);font-size:13px;font-weight:600;
  letter-spacing:.1em;color:var(--brand-ink);margin-bottom:8px;
}
.step h3{font-size:20px;margin-bottom:6px}
.step p{font-size:15.5px;color:var(--muted)}
.sec-dark .step{border-color:var(--dark-line)}
.sec-dark .step .step-n{color:var(--brand-on-dark)}

/* ---------- reviews ---------- */

.quotes{position:relative;max-width:760px}
.quote{
  position:absolute;top:0;left:0;width:100%;
  opacity:0;pointer-events:none;transition:opacity .55s ease;
  border-left:3px solid var(--brand-on-dark);padding:6px 0 6px 24px;margin:0;
}
.quote.active{position:relative;opacity:1;pointer-events:auto}
.quote blockquote{font-size:20px;line-height:1.65;font-weight:500;color:var(--dark-ink)}
.quote .orig{
  display:block;margin-top:14px;
  font-family:var(--font-lat);font-size:15px;font-style:italic;
  line-height:1.6;color:var(--dark-muted);
}
.quote figcaption{margin-top:14px;font-size:14px;color:var(--dark-muted)}
.q-dots{display:flex;gap:8px;margin-top:22px;padding-left:27px}
.q-dot{
  width:9px;height:9px;border-radius:50%;
  background:var(--dark-line);transition:background .2s ease, transform .2s ease;
}
.q-dot.active{background:var(--brand-on-dark);transform:scale(1.25)}

/* ---------- founder ---------- */

.founder{
  display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:start;
  padding:26px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--card);
}
.founder .avatar{
  width:84px;height:84px;border-radius:50%;
  background:var(--brand-soft);color:var(--brand-deep);
  display:grid;place-items:center;
  font-family:var(--font-lat);font-size:30px;font-weight:700;
  overflow:hidden;flex:none;
}
.founder .avatar img{width:100%;height:100%;object-fit:cover}
.founder .meta{
  margin-top:14px;display:flex;flex-wrap:wrap;gap:8px 18px;
  font-size:14.5px;color:var(--muted);
}
@media (max-width:560px){
  .founder{grid-template-columns:1fr}
}

/* ---------- FAQ ---------- */

.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{
  list-style:none;cursor:pointer;
  padding:20px 44px 20px 0;position:relative;
  font-weight:600;font-size:17.5px;color:var(--ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";position:absolute;right:8px;top:50%;
  width:13px;height:13px;margin-top:-9px;
  border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);
  transform:rotate(45deg);transition:transform .22s ease;
}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:-4px}
.faq details p{padding:0 0 20px;font-size:16px;color:var(--muted);max-width:70ch}

/* ---------- form ---------- */

.form{display:grid;gap:15px;max-width:520px}
.field label{
  display:block;font-size:14.5px;font-weight:600;
  margin-bottom:6px;color:var(--ink);
}
.sec-dark .field label{color:var(--dark-ink)}
.field input,.field textarea,.field select{
  width:100%;padding:12px 14px;
  background:var(--card);color:var(--ink);
  border:1px solid var(--line-strong);border-radius:var(--radius-sm);
  transition:border-color .15s ease, box-shadow .15s ease;
}
.sec-dark .field input,.sec-dark .field textarea,.sec-dark .field select{
  background:var(--dark-2);color:var(--dark-ink);border-color:var(--dark-line);
}
.field input:focus,.field textarea:focus,.field select:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 3px color-mix(in srgb, var(--brand) 22%, transparent);
}
.field textarea{min-height:120px;resize:vertical}
.hp{position:absolute;left:-9999px;opacity:0;pointer-events:none}
.form-status{font-size:15px;min-height:1.5em}
.form-status.ok{color:var(--ok)}
.form-status.bad{color:var(--bad)}

/* ---------- sticky mobile contact bar ---------- */

.sticky-bar{display:none}
@media (max-width:760px){
  .sticky-bar{
    display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
    position:fixed;left:0;right:0;bottom:0;z-index:80;
    background:var(--line);
    border-top:1px solid var(--line);
    padding-bottom:env(safe-area-inset-bottom);
  }
  .sticky-bar a{
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    padding:9px 4px;background:var(--bg);
    font-size:12.5px;font-weight:600;color:var(--ink);text-decoration:none;
  }
  .sticky-bar a svg{width:20px;height:20px}
  .sticky-bar .s-wa{color:var(--wa-ink)}
  .sticky-bar .s-msgr{color:var(--msgr)}
  .sticky-bar .s-call{color:var(--brand-ink)}
}

/* ---------- demo banner (injected by demo-chrome.js) ---------- */

.demo-bar{
  position:sticky;top:0;z-index:90;
  display:flex;flex-wrap:wrap;gap:6px 14px;align-items:center;justify-content:center;
  padding:9px 16px;
  background:#1f2937;color:#f3f4f6;
  font-family:var(--font-bn);font-size:14px;line-height:1.5;
  text-align:center;
}
.demo-bar strong{color:#fbbf24;font-weight:700}
.demo-bar a{color:#fff;font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* On a phone this wraps to three lines and costs ~11% of the viewport. Tighten it
   rather than shorten it — the disclosure has to stay complete. */
@media (max-width:620px){
  .demo-bar{padding:7px 12px;gap:2px 10px;font-size:13px;line-height:1.45;text-align:left}
}

/* ---------- footer ---------- */

.site-foot{
  background:var(--dark);color:var(--dark-muted);
  padding:52px 0 34px;font-size:15px;
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.foot-grid{grid-template-columns:1fr}}
.site-foot h4{color:var(--dark-ink);font-size:15px;margin-bottom:12px}
.site-foot a{color:var(--dark-muted);text-decoration:none;display:block;margin:7px 0}
.site-foot a:hover{color:var(--dark-ink)}
.site-foot .brandmark{color:var(--dark-ink)}
.foot-base{
  margin-top:34px;padding-top:20px;border-top:1px solid var(--dark-line);
  display:flex;flex-wrap:wrap;gap:10px 20px;justify-content:space-between;
  font-size:13.5px;
}