/* ===========================================================
   PDF Studio — shared theme
   Clean, professional "secure document" aesthetic.
   =========================================================== */
:root{
  --ink:#10221d;
  --ink-soft:#577068;
  --bg:#f3f7f4;
  --surface:#ffffff;
  --line:#dde7e2;
  --brand:#0e8a5f;          /* logo green */
  --brand-2:#12a594;        /* logo teal */
  --brand-deep:#0a6e4c;
  --brand-soft:#e4f5ee;
  --accent:#0d9488;
  --accent-soft:#dcf3ee;
  --ok:#15803d;
  --warn:#b45309;
  --radius:16px;
  --shadow-sm:0 1px 2px rgba(16,34,29,.06), 0 2px 10px rgba(16,34,29,.05);
  --shadow-md:0 10px 36px rgba(14,138,95,.14);
  --shadow-lg:0 24px 60px rgba(14,138,95,.20);
  --font-head:'Sora', system-ui, sans-serif;
  --font-body:'Manrope', system-ui, sans-serif;
  --font-bn:'Hind Siliguri', system-ui, sans-serif;
  --font-mono:'JetBrains Mono', ui-monospace, monospace;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
}
.bn,[lang="bn"]{font-family:var(--font-bn)}
h1,h2,h3,h4,h5,.head{font-family:var(--font-head);letter-spacing:-.01em}
.mono{font-family:var(--font-mono)}
a{color:var(--brand-2);text-decoration:none}
a:hover{color:var(--brand)}

/* ---------- top nav ---------- */
.app-nav{
  background:var(--surface);
  border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:1030;
}
.brand-logo{
  display:flex;align-items:center;gap:.6rem;font-family:var(--font-head);
  font-weight:700;font-size:1.18rem;color:var(--ink);letter-spacing:-.02em;
}
.brand-logo img.brand-img{width:36px;height:36px;flex:none;object-fit:contain}
.brand-logo small{display:block;font-family:var(--font-mono);font-weight:500;
  font-size:.62rem;letter-spacing:.18em;color:var(--ink-soft);text-transform:uppercase}

/* ===== new landing hero ===== */
.landing{position:relative;min-height:calc(100vh - 60px - 66px);display:flex;align-items:center;overflow:hidden;padding:1rem 0}
.landing .container{padding-top:.4rem;padding-bottom:.4rem}
.landing::before{content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(60% 55% at 50% 38%, rgba(18,165,148,.16), transparent 70%),
    radial-gradient(40% 40% at 85% 80%, rgba(14,138,95,.12), transparent 70%),
    radial-gradient(40% 40% at 12% 18%, rgba(18,165,148,.10), transparent 70%);}
.landing::after{content:"";position:absolute;inset:0;z-index:0;opacity:.5;
  background-image:radial-gradient(rgba(14,138,95,.10) 1px, transparent 0);background-size:26px 26px;
  -webkit-mask-image:radial-gradient(70% 60% at 50% 45%, #000, transparent 75%);
          mask-image:radial-gradient(70% 60% at 50% 45%, #000, transparent 75%);}
.landing .inner{position:relative;z-index:1;width:100%}

.logo-hero{width:120px;height:120px;margin:0 auto 1.4rem;display:block;padding:10px;
  background:radial-gradient(circle at 50% 45%, #ffffff 60%, rgba(255,255,255,0) 100%);
  border-radius:30px;
  filter:drop-shadow(0 16px 34px rgba(14,138,95,.30));
  animation:floaty 5s ease-in-out infinite}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}

.landing h1{font-family:var(--font-head);font-weight:800;letter-spacing:-.02em;
  font-size:clamp(2.3rem,6vw,3.9rem);line-height:1.02;margin:0}
.landing h1 .grad{background:linear-gradient(105deg,var(--brand) 10%,var(--brand-2) 90%);
  -webkit-background-clip:text;background-clip:text;color:transparent}
.landing .tag{color:var(--ink-soft);font-size:1.06rem;margin:1rem auto 0;max-width:34rem}
.landing .divider{width:54px;height:4px;border-radius:4px;margin:1.6rem auto 0;
  background:linear-gradient(90deg,var(--brand),var(--brand-2))}

/* reveal animation */
.reveal{opacity:0;transform:translateY(16px);animation:rise .7s cubic-bezier(.2,.7,.3,1) forwards}
.reveal.d1{animation-delay:.05s}.reveal.d2{animation-delay:.15s}
.reveal.d3{animation-delay:.28s}.reveal.d4{animation-delay:.4s}
@keyframes rise{to{opacity:1;transform:none}}
.nav-pill{font-size:.82rem;font-family:var(--font-mono);color:var(--ink-soft);
  border:1px solid var(--line);border-radius:999px;padding:.32rem .8rem}
.nav-pill .dot{color:var(--ok)}

/* ---------- buttons ---------- */
.btn{font-weight:600;border-radius:10px;padding:.6rem 1.15rem;transition:.16s}
.btn-brand{background:var(--brand);border:1px solid var(--brand);color:#fff}
.btn-brand:hover{background:var(--brand-2);border-color:var(--brand-2);color:#fff;transform:translateY(-1px)}
.btn-accent{background:var(--accent);border:1px solid var(--accent);color:#fff}
.btn-accent:hover{filter:brightness(.94);color:#fff;transform:translateY(-1px)}
.btn-soft{background:var(--brand-soft);border:1px solid transparent;color:var(--brand)}
.btn-soft:hover{background:#d8e9e6;color:var(--brand)}
.btn-outline{background:#fff;border:1px solid var(--line);color:var(--ink-soft)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand)}
.btn:disabled{opacity:.5}

/* ---------- hero / welcome ---------- */
.hero{
  background:
    radial-gradient(120% 120% at 85% -10%, rgba(17,121,109,.16), transparent 55%),
    radial-gradient(90% 90% at 0% 110%, rgba(194,65,12,.10), transparent 50%),
    var(--surface);
  border-bottom:1px solid var(--line);
}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-family:var(--font-mono);
  font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;color:var(--brand);
  background:var(--brand-soft);padding:.4rem .8rem;border-radius:999px}
.hero h1{font-size:clamp(2rem,4.5vw,3.2rem);font-weight:800;line-height:1.08;margin:1.1rem 0 .8rem}
.hero p.lead{color:var(--ink-soft);font-size:1.08rem;max-width:42rem}

/* option cards */
.choice{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:2.1rem 1.9rem;height:100%;text-decoration:none;color:inherit;display:flex;
  flex-direction:column;transition:.22s cubic-bezier(.2,.7,.3,1);box-shadow:var(--shadow-sm);
  position:relative;overflow:hidden;
}
.choice::before{content:"";position:absolute;inset:0 0 auto 0;height:4px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));transform:scaleX(0);
  transform-origin:left;transition:transform .3s}
.choice:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);color:inherit;border-color:transparent}
.choice:hover::before{transform:scaleX(1)}
.choice .ic{width:58px;height:58px;border-radius:15px;display:grid;place-items:center;
  font-size:1.7rem;margin-bottom:1.2rem;transition:.22s}
.choice:hover .ic{transform:scale(1.06) rotate(-3deg)}
.choice .ic.a{background:var(--brand-soft);color:var(--brand)}
.choice .ic.b{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff}
.choice h3{font-size:1.4rem;font-weight:700;margin-bottom:.5rem}
.choice p{color:var(--ink-soft);margin:0;font-size:.96rem;line-height:1.55;flex:1}
.choice .go{margin-top:1.4rem;display:inline-flex;align-items:center;gap:.45rem;
  font-weight:700;color:var(--brand)}
.choice .go span{transition:.2s}
.choice:hover .go span{transform:translateX(4px)}
.choice .badge-step{position:absolute;top:1.3rem;right:1.3rem;font-family:var(--font-mono);
  font-size:.66rem;color:var(--ink-soft);border:1px solid var(--line);border-radius:6px;padding:.18rem .5rem;letter-spacing:.05em}

/* feature strip */
.feat{display:flex;gap:.7rem;align-items:flex-start;color:var(--ink-soft);font-size:.92rem}
.feat .fi{color:var(--brand);flex:none;margin-top:.1rem}

/* ---------- workspace shells ---------- */
.work-head{background:var(--surface);border-bottom:1px solid var(--line);padding:.9rem 0}
.step-tag{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.15em;text-transform:uppercase;
  color:var(--accent);background:var(--accent-soft);padding:.25rem .6rem;border-radius:6px}

/* dropzone */
.dropzone{
  border:2px dashed var(--line);border-radius:var(--radius);background:var(--surface);
  padding:3rem 1.5rem;text-align:center;cursor:pointer;transition:.2s;
}
.dropzone:hover,.dropzone.drag{border-color:var(--brand);background:#fbfdfc}
.dropzone .dz-ic{width:64px;height:64px;border-radius:16px;margin:0 auto 1rem;
  background:var(--brand-soft);color:var(--brand);display:grid;place-items:center;font-size:1.7rem}
.dropzone h4{font-weight:700;margin-bottom:.3rem}
.dropzone .muted{color:var(--ink-soft);font-size:.9rem;margin:0}

/* ---------- pdf canvas ---------- */
.pdf-scroll{background:#eceeec;border-radius:var(--radius);padding:1.6rem;overflow:auto;
  border:1px solid var(--line);min-height:60vh}
.pdf-pages{display:flex;flex-direction:column;align-items:center;gap:1.4rem}
.pdf-page{position:relative;background:#fff;box-shadow:var(--shadow-md);border-radius:3px}
.pdf-page canvas{display:block;border-radius:3px}
.pg-tag{position:absolute;top:-.7rem;left:.9rem;background:var(--ink);color:#fff;
  font-family:var(--font-mono);font-size:.62rem;letter-spacing:.1em;padding:.18rem .55rem;border-radius:4px}
.overlay{position:absolute;inset:0}

/* editable detected text */
.tok{position:absolute;white-space:pre;color:transparent;line-height:1;overflow:hidden;
  border-radius:3px;outline:1px dotted transparent;transition:outline-color .12s,background .12s;cursor:text}
/* hover hint (unedited) */
.tok:hover{outline:1px dashed var(--brand-2);background:rgba(18,165,148,.07)}
/* EDITED (done) — calm solid green fill, thin border, no ring */
.tok.changed{background:#e3f6ee;color:var(--ink)!important;
  outline:1px solid rgba(14,138,95,.45);overflow:visible}
.tok.changed:hover{background:#d6f1e4}
/* CURRENTLY EDITING (focused) — distinct amber, overrides changed */
.tok:focus,
.tok.changed:focus{background:#fff7e6;color:var(--ink)!important;
  outline:2px solid #e0991f;box-shadow:0 0 0 3px rgba(224,153,31,.18);
  overflow:visible;z-index:8;border-radius:3px}
/* highlight for auto-detected profile fields */
.tok.field-hl{outline:1.6px solid var(--accent);background:rgba(194,65,12,.1)}

/* small legend in the edit toolbar */
.edit-legend{display:flex;align-items:center;gap:.9rem;font-size:.74rem;color:var(--ink-soft)}
.edit-legend .lg{display:inline-flex;align-items:center;gap:.35rem}
.edit-legend .sw{width:13px;height:13px;border-radius:3px;display:inline-block}
.edit-legend .sw.edited{background:#e3f6ee;border:1px solid rgba(14,138,95,.55)}
.edit-legend .sw.editing{background:#fff7e6;border:2px solid #e0991f}

/* side panel */
.side{position:sticky;top:84px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden}
.panel-head{padding:.85rem 1.1rem;border-bottom:1px solid var(--line);font-weight:700;
  display:flex;align-items:center;gap:.5rem}
.panel-body{padding:1.1rem}
.kv{display:flex;justify-content:space-between;font-family:var(--font-mono);font-size:.78rem;
  padding:.4rem 0;border-bottom:1px dashed var(--line);color:var(--ink-soft)}
.kv b{color:var(--ink)}
.kv:last-child{border-bottom:0}

/* profile form */
.field-row{margin-bottom:1rem}
.field-row label{font-weight:600;font-size:.88rem;display:flex;align-items:center;gap:.4rem;margin-bottom:.3rem}
.field-row .det{font-family:var(--font-mono);font-size:.72rem;color:var(--ink-soft);margin-top:.25rem}
.field-row .det.found{color:var(--ok)}
.field-row .det.miss{color:var(--warn)}
.form-control{border-radius:9px;border:1px solid var(--line);padding:.55rem .8rem}
.form-control:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
.opt-tag{font-size:.66rem;font-family:var(--font-mono);color:var(--ink-soft);
  border:1px solid var(--line);border-radius:5px;padding:.05rem .35rem;text-transform:uppercase;letter-spacing:.08em}

/* compact variant + auto-adjusting scrollable panel */
.side-sticky{position:sticky;top:80px;display:flex;flex-direction:column;
  max-height:calc(100vh - 96px)}
.panel.flexcol{display:flex;flex-direction:column;min-height:0;flex:1}
.fields-scroll{overflow-y:auto;min-height:0;padding-right:.35rem;margin:-.15rem -.35rem .25rem 0}
.fields-scroll::-webkit-scrollbar{width:7px}
.fields-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px}
.fields-scroll::-webkit-scrollbar-thumb:hover{background:var(--brand-2)}

.frow{margin-bottom:.55rem}
.frow .frow-top{display:flex;align-items:center;gap:.35rem;margin-bottom:.18rem}
.frow .frow-top .lbl{font-weight:600;font-size:.8rem;line-height:1.15;flex:1;min-width:0;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.frow .frow-top .ic{font-size:.82rem;flex:none}
.frow .form-control{padding:.4rem .6rem;font-size:.86rem;border-radius:8px}
.frow .found-dot{width:6px;height:6px;border-radius:50%;background:var(--ok);flex:none}
.frow.miss .found-dot{background:var(--warn)}
.frow .miss-note{font-family:var(--font-mono);font-size:.64rem;color:var(--warn);margin-top:.15rem}
.panel-head.tight{padding:.7rem .95rem;font-size:.92rem}
.panel-body.tight{padding:.85rem .95rem;display:flex;flex-direction:column;min-height:0;flex:1}
.intro-note{font-size:.76rem;line-height:1.45;color:var(--ink-soft);margin-bottom:.7rem}

/* zoom */
.zoom{display:flex;align-items:center;gap:.4rem}
.zoom .zb{width:34px;height:34px;border-radius:8px;border:1px solid var(--line);background:#fff;
  font-size:1.1rem;font-weight:700;cursor:pointer}
.zoom .zb:hover{border-color:var(--brand);color:var(--brand)}
.zoom .zl{font-family:var(--font-mono);font-size:.8rem;min-width:54px;text-align:center}

/* toast */
.toast-mini{position:fixed;left:50%;bottom:1.4rem;transform:translate(-50%,150%);
  background:var(--ink);color:#fff;padding:.8rem 1.3rem;border-radius:10px;
  box-shadow:var(--shadow-md);z-index:2000;transition:.3s;max-width:92vw;font-size:.92rem;
  border-left:3px solid var(--ok)}
.toast-mini.show{transform:translate(-50%,0)}
.toast-mini.err{border-left-color:var(--accent)}

/* misc */
.privacy-note{background:var(--brand-soft);border-radius:10px;padding:.8rem 1rem;
  font-size:.84rem;color:var(--brand);display:flex;gap:.6rem;align-items:flex-start}
footer.app-foot{border-top:1px solid var(--line);background:var(--surface);
  color:var(--ink-soft);font-size:.82rem;padding:1.4rem 0}
.spinner-xs{width:1rem;height:1rem;border:2px solid rgba(255,255,255,.4);border-top-color:#fff;
  border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}
.hide{display:none!important}