:root{
  --navy:#0b1f5c;
  --navy-2:#0a2a7a;
  --blue:#1b7ff2;
  --sky:#35c4ff;
  --ink:#0d1b3e;
  --muted:#6b7a99;
  --line:#e3e9f5;
  --bg:#f2f6fd;
  --card:#ffffff;
  --radius:16px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:'Hind Siliguri',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:
    radial-gradient(1200px 500px at 50% -200px,#dbeafe 0%,transparent 70%),
    var(--bg);
  color:var(--ink);
  min-height:100dvh;
  -webkit-text-size-adjust:100%;
}

/* header */
.topbar{
  background:linear-gradient(120deg,var(--navy) 0%,var(--navy-2) 60%,#1350c8 100%);
  color:#fff;padding:14px 16px;
}
.brand{max-width:640px;margin:0 auto;display:flex;flex-direction:column;gap:2px}
.brand-title{font-weight:700;letter-spacing:.06em;font-size:15px}
.brand-title b{color:var(--sky)}
.brand-sub{font-size:13px;opacity:.85}

.wrap{max-width:640px;margin:0 auto;padding:16px 16px 40px}

/* steps */
.steps{display:flex;gap:8px;list-style:none;margin:0 0 16px;padding:0}
.steps li{flex:1;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);
  background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 10px}
.steps li i{width:22px;height:22px;flex:0 0 22px;border-radius:50%;background:var(--line);color:var(--muted);
  display:grid;place-items:center;font-style:normal;font-weight:700;font-size:12px}
.steps li.on{border-color:var(--blue);color:var(--navy);box-shadow:0 2px 10px rgba(27,127,242,.15)}
.steps li.on i{background:var(--blue);color:#fff}
.steps li.done i{background:#16a34a;color:#fff}

/* card */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;box-shadow:0 6px 24px rgba(13,27,62,.06)}
h1{font-size:20px;margin:0 0 4px;font-weight:700}
.hint{margin:0 0 14px;color:var(--muted);font-size:14px}
.hint.small{font-size:12px;text-align:center;margin-top:10px}

/* search */
.searchbox{position:relative;margin-bottom:12px}
.searchbox svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);
  width:20px;height:20px;fill:var(--muted)}
.searchbox input{
  width:100%;padding:12px 14px 12px 40px;font:inherit;font-size:16px;
  border:1px solid var(--line);border-radius:12px;background:#fbfdff;color:var(--ink);
}
.searchbox input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,127,242,.15)}

/* district list */
.district-list{
  max-height:46vh;min-height:180px;overflow:auto;-webkit-overflow-scrolling:touch;
  border:1px solid var(--line);border-radius:12px;padding:6px;background:#fbfdff;
  display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:6px;align-content:start;
}
.d-item{
  appearance:none;border:1px solid transparent;background:#fff;color:var(--ink);
  font:inherit;font-size:15px;text-align:left;padding:10px 12px;border-radius:10px;cursor:pointer;
  box-shadow:0 1px 2px rgba(13,27,62,.05);line-height:1.25;
}
.d-item small{display:block;font-size:11px;color:var(--muted)}
.d-item:hover{border-color:#c9dcff}
.d-item[aria-selected="true"]{
  background:linear-gradient(120deg,var(--navy),var(--blue));color:#fff;border-color:transparent}
.d-item[aria-selected="true"] small{color:rgba(255,255,255,.75)}
.empty{color:var(--muted);text-align:center;padding:12px 0;margin:0}

/* actions */
.actions{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:16px;flex-wrap:wrap}
.actions.col{flex-direction:column;align-items:stretch}
.picked{font-size:14px;color:var(--muted)}
.picked b{color:var(--navy)}
.btn{
  font:inherit;font-weight:600;font-size:15px;border-radius:12px;padding:12px 18px;
  border:1px solid transparent;cursor:pointer;transition:.15s transform,.15s opacity;
}
.btn:active{transform:translateY(1px)}
.btn.primary{background:linear-gradient(120deg,var(--navy),var(--blue));color:#fff;
  box-shadow:0 6px 18px rgba(27,127,242,.3)}
.btn.primary:disabled{background:#c8d3e8;color:#fff;box-shadow:none;cursor:not-allowed}
.btn.ghost{background:#fff;border-color:var(--line);color:var(--navy)}
.btn.link{background:none;border:none;color:var(--muted);text-decoration:underline;padding:6px}
.btn.big{padding:15px 18px;font-size:17px}

/* dropzone */
.dropzone{
  display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;
  border:2px dashed #c3d6f5;border-radius:14px;padding:28px 16px;background:#f7fbff;cursor:pointer;
}
.dropzone.drag{border-color:var(--blue);background:#eef6ff}
.dropzone svg{width:34px;height:34px;fill:var(--blue)}
.dropzone b{font-size:16px}
.dropzone small{color:var(--muted)}

/* canvas stage */
.stage{position:relative;margin-top:14px;border-radius:14px;overflow:hidden;background:#fff;
  border:1px solid var(--line)}
.stage canvas{display:block;width:100%;height:auto;touch-action:none}
.stage.result canvas{touch-action:auto}
.grab-hint{position:absolute;left:50%;top:10px;transform:translateX(-50%);
  background:rgba(13,27,62,.6);color:#fff;font-size:12px;padding:4px 10px;border-radius:999px;
  pointer-events:none;transition:opacity .3s}
.stage.moved .grab-hint{opacity:0}

.tools{display:flex;align-items:center;gap:10px;margin-top:12px;flex-wrap:wrap}
.zoom{flex:1;min-width:180px;display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted)}
.zoom input{flex:1;accent-color:var(--blue)}

.foot{text-align:center;color:var(--muted);font-size:12px;padding:0 16px 26px}
.foot b{color:var(--navy)}

@media (max-width:420px){
  .district-list{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}
  .actions .btn.primary{flex:1}
}

[hidden]{display:none !important}

.brand-eyebrow{font-size:11px;letter-spacing:.18em;opacity:.75;font-weight:600}

/* facebook caption */
.caption-box{margin-top:16px;border:1px solid var(--line);border-radius:12px;background:#fbfdff;overflow:hidden}
.caption-head{display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;background:#f2f7ff;border-bottom:1px solid var(--line)}
.caption-head b{font-size:14px;color:var(--navy)}
.btn.tiny{padding:6px 12px;font-size:13px;background:#fff;border-color:var(--line);color:var(--navy)}
.btn.tiny.done{background:#16a34a;border-color:#16a34a;color:#fff}
.caption-text{padding:12px;font-size:13.5px;line-height:1.6;color:var(--ink);
  white-space:pre-wrap;word-break:break-word;max-height:190px;overflow:auto;-webkit-user-select:text;user-select:text}

/* result image + in-app browser notice */
.stage.result img{display:block;width:100%;height:auto}
.inapp-note{margin-top:14px;border:1px solid #ffd9a8;background:#fff8ec;border-radius:12px;padding:12px 14px}
.inapp-note b{color:#8a4b00}
.inapp-note p{margin:6px 0;font-size:13.5px;line-height:1.6;color:#5c4322}
.inapp-note .btn.tiny{margin-top:6px}

/* selected-district card (replaces the list once a district is chosen) */
.picked-card{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;
  border:1px solid #c9dcff;border-radius:14px;padding:20px 16px;
  background:linear-gradient(135deg,#f2f8ff,#e8f1ff)}
.picked-label{font-size:13px;color:var(--muted)}
.picked-name{font-size:26px;font-weight:700;color:var(--navy);line-height:1.3}
.picked-card .btn{margin-top:8px}

/* in-app browser gate */
.gate{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:20px;
  background:rgba(6,21,64,.72);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}
.gate-box{width:100%;max-width:380px;background:#fff;border-radius:16px;padding:22px 20px;
  text-align:center;box-shadow:0 20px 60px rgba(6,21,64,.4)}
.gate-icon{font-size:34px;line-height:1}
.gate-box b{display:block;margin:8px 0 10px;font-size:19px;color:var(--navy)}
.gate-box p{margin:0 0 10px;font-size:14px;line-height:1.65;color:var(--muted)}
.gate-box p b{display:inline;margin:0;font-size:inherit;color:var(--ink)}
.gate-box .btn{width:100%;margin-top:8px}
body.gated{overflow:hidden}

/* step 1 once a district is locked in */
.actions.solo .btn.primary{flex:1}

/* ================= Fun Act ================= */
/* wraps onto as many rows as it needs — never scrolls sideways */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{flex:0 0 auto;font:inherit;font-size:14px;padding:8px 14px;border-radius:999px;cursor:pointer;
  border:1px solid var(--line);background:#fff;color:var(--navy)}
.chip.on{background:linear-gradient(120deg,var(--navy),var(--blue));color:#fff;border-color:transparent}

/* one frame per row on a phone so the lettering is actually readable */
.grid{display:grid;grid-template-columns:1fr;gap:12px}
.tile{position:relative;padding:0;border:1px solid var(--line);border-radius:12px;overflow:hidden;
  background:#fff;cursor:pointer;line-height:0;box-shadow:0 2px 8px rgba(13,27,62,.06)}
.tile canvas{width:100%;height:auto;display:block;aspect-ratio:1/1}
.tile:hover{border-color:#9cc4ff}
.tile.on{border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,127,242,.25)}
.tile .pick{position:absolute;inset:auto 0 0 0;background:linear-gradient(transparent,rgba(6,21,64,.86));
  color:#fff;font-size:14.5px;font-weight:600;line-height:1.35;padding:26px 12px 11px;text-align:center}

@media (min-width:520px){ .grid{grid-template-columns:repeat(2,1fr);gap:12px} .tile .pick{font-size:12.5px;padding:20px 8px 8px} }
@media (min-width:760px){ .grid{grid-template-columns:repeat(3,1fr);gap:16px} .tile .pick{font-size:12px;padding:18px 8px 8px} }

/* step 2: the frame is shown before the photo is chosen */
#step2 .stage{margin-top:0}
#step2 .dropzone{margin-top:14px}
.stage:not(.has-photo) .grab-hint{display:none}

/* location frame controls */
.loc-box{margin-top:14px;border:1px solid var(--line);border-radius:14px;padding:14px;background:#fbfdff}
.loc-label{display:block;font-size:14px;color:var(--navy);margin-bottom:8px}
.loc-box .district-list{max-height:34vh;min-height:150px}
#locText{width:100%;padding:13px 14px;font:inherit;font-size:18px;font-weight:600;text-align:center;
  border:1px solid var(--line);border-radius:12px;background:#fff;color:var(--navy)}
#locText:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,127,242,.15)}
.loc-count{margin:8px 0 0;font-size:12px;color:var(--muted);text-align:center}
.loc-count.full{color:#c2410c;font-weight:600}

@media (max-width:430px){ .chip{font-size:13px;padding:7px 12px} }
@media (max-width:340px){ .chip{font-size:12px;padding:6px 10px} }

.gate-fallback{margin:10px 0 0;font-size:12.5px;line-height:1.6;color:#8a4b00;
  background:#fff8ec;border:1px solid #ffd9a8;border-radius:10px;padding:9px 11px;text-align:left}
.gate-fallback b{display:inline;font-size:inherit;color:#8a4b00}

/* ================= desktop: wider page, more frames per screen ================= */
@media (min-width:1024px){
  .brand{max-width:1240px}
  .brand-title{font-size:17px}
  .brand-sub{font-size:14px}
  .wrap{max-width:1240px;padding:22px 24px 56px}
  .steps li{font-size:14px;padding:9px 14px}
  .steps li i{width:24px;height:24px;flex-basis:24px;font-size:13px}
  .card{padding:26px 28px}
  h1{font-size:25px}
  .hint{font-size:15.5px}
  .chip{font-size:15px;padding:9px 18px}
  .grid{grid-template-columns:repeat(3,1fr);gap:20px}
  .tile .pick{font-size:15px;line-height:1.4;padding:26px 12px 12px}
  /* the editor and the result stay a comfortable reading width */
  #step2,#step3{max-width:780px;margin-left:auto;margin-right:auto}
  .caption-text{font-size:15px;max-height:none}
  .loc-box{padding:18px}
  #locText{font-size:20px}
  .foot{font-size:13px}
}

/* heading with an action on the right (step 2's "ফ্রেম বদলান") */
.head-row{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-bottom:4px}
.head-row h1{margin:0}
.btn.small{padding:8px 14px;font-size:13.5px;white-space:nowrap}
@media (max-width:400px){
  .head-row h1{font-size:19px}
  .btn.small{padding:7px 11px;font-size:12.5px}
}