/* =====================================================================
   YourView Tools — shared front end
   Section 1 is the YourView PDF Compressor stylesheet, unchanged.
   Reuse it as-is on every tool. Section 2 holds this tool's additions
   and the shared FAQ block.
   ===================================================================== */

/* ---------- 1. Shared base (YourView PDF Compressor) ---------- */
:root{
  --bg: #F1F0EA;
  --paper: #FAFAF6;
  --ink: #17181B;
  --ink-soft: #55575E;
  --accent: #1F6F5C;
  --accent-ink: #123F34;
  --accent-soft: #E3EFEB;
  --line: #DAD8CE;
  --amber: #B8752E;
  --amber-soft: #F3E7D8;
  --radius: 3px;
}
*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3{ font-family:'Lora', serif; font-weight:600; margin:0; color:var(--ink); }
a{ color: inherit; }
.wrap{ max-width: 1120px; margin: 0 auto; padding: 0 28px; }

/* Header */
header{ padding: 26px 0; border-bottom: 1px solid var(--line); }
header .wrap{ display:flex; align-items:center; justify-content:space-between; }
.logo{ display:flex; align-items:center; gap:11px; }
.logo-mark{ width:36px; height:36px; border-radius:8px; background: var(--accent); color: var(--paper);
  display:flex; align-items:center; justify-content:center; font-family:'Lora', serif; font-weight:600;
  font-size: 1rem; letter-spacing:-0.02em; flex-shrink:0; }
.logo-text{ line-height:1.15; }
.logo-text .brand{ font-family:'Lora', serif; font-size: 1.15rem; font-weight:600; letter-spacing: -0.01em; }
.logo-text .tool-name{ font-size: 0.78rem; color: var(--ink-soft); }
.privacy-pill{
  display:flex; align-items:center; gap:8px;
  font-size: 0.85rem; color: var(--ink-soft);
  border: 1px solid var(--line); padding: 7px 14px; border-radius: 999px;
  background: var(--paper);
}
.privacy-pill .dot{ width:7px; height:7px; border-radius:50%; background: var(--accent); flex-shrink:0; }

/* Hero */
.hero{ padding: 64px 0 40px; }
.hero-grid{ display:grid; grid-template-columns: 1fr; gap: 40px; }
.kicker{ color: var(--accent-ink); font-size: 0.95rem; margin-bottom: 14px; font-weight: 500; }
.hero h1{ font-size: clamp(2.2rem, 4.5vw, 3.4rem); line-height: 1.12; max-width: 15ch; letter-spacing: -0.01em; }
.hero p.lede{ margin-top: 20px; font-size: 1.15rem; color: var(--ink-soft); max-width: 46ch; }

/* Drop zone / tool */
.tool{
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-top: 40px;
  overflow: hidden;
}
.dropzone{
  padding: 56px 28px;
  text-align:center;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
  position: relative;
}
.dropzone.drag{ background: var(--accent-soft); }
.dropzone input{ display:none; }
.drop-icon{ margin: 0 auto 18px; width: 46px; height: 46px; }
.dropzone h3{ font-size: 1.15rem; margin-bottom: 6px; }
.dropzone p{ color: var(--ink-soft); font-size: 0.95rem; margin:0; }
.dropzone .browse{ color: var(--accent-ink); text-decoration: underline; text-underline-offset: 3px; font-weight: 500; }
.dropzone:focus-visible{ outline: 2px solid var(--accent); outline-offset: -2px; }

.panel{ padding: 26px 28px; display:none; }
.panel.active{ display:block; }
.file-row{ display:flex; align-items:center; justify-content:space-between; gap: 16px; flex-wrap: wrap; }
.file-info{ display:flex; align-items:center; gap: 12px; min-width:0; }
.file-info .name{ font-weight: 500; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; max-width: 320px; }
.file-info .size{ color: var(--ink-soft); font-size: 0.9rem; flex-shrink:0; }
.remove-btn{ background:none; border:none; color: var(--ink-soft); cursor:pointer; font-size: 0.9rem; text-decoration: underline; text-underline-offset:3px; padding: 4px; font-family:'Inter', sans-serif; }

.quality-row{ margin-top: 24px; }
.quality-row label.group-label{ display:block; font-size: 0.9rem; color: var(--ink-soft); margin-bottom: 10px; }
.quality-opts{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.quality-opt{
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 12px; cursor:pointer; background: var(--bg);
  transition: border-color 0.15s ease, background 0.15s ease;
}
.quality-opt input{ margin-right: 8px; accent-color: var(--accent); }
.quality-opt.selected{ border-color: var(--accent); background: var(--accent-soft); }
.quality-opt .qname{ font-weight: 600; font-size: 0.95rem; }
.quality-opt .qdesc{ font-size: 0.82rem; color: var(--ink-soft); margin-top: 3px; }

.compress-btn{
  margin-top: 24px; width:100%;
  background: var(--accent); color: var(--paper);
  border: none; border-radius: var(--radius);
  padding: 15px 20px; font-size: 1rem; font-weight: 600; font-family: 'Inter', sans-serif;
  cursor: pointer; transition: background 0.15s ease;
}
.compress-btn:hover{ background: var(--accent-ink); }
.compress-btn:disabled{ background: var(--line); color: var(--ink-soft); cursor: not-allowed; }

.progress-wrap{ margin-top: 22px; display:none; }
.progress-wrap.active{ display:block; }
.progress-label{ display:flex; justify-content:space-between; font-size: 0.88rem; color: var(--ink-soft); margin-bottom: 8px; }
.progress-track{ height: 6px; background: var(--bg); border-radius: 999px; overflow:hidden; }
.progress-fill{ height:100%; background: var(--accent); width:0%; transition: width 0.2s ease; }

.result{ display:none; margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--line); }
.result.active{ display:block; }
.result-stats{ display:flex; gap: 28px; flex-wrap:wrap; margin-bottom: 20px; }
.stat .n{ font-family:'Lora', serif; font-size: 1.6rem; font-weight: 600; }
.stat .l{ font-size: 0.82rem; color: var(--ink-soft); }
.stat.reduction .n{ color: var(--accent-ink); }
.download-btn{
  display:inline-block; background: var(--ink); color: var(--paper);
  text-decoration:none; padding: 13px 24px; border-radius: var(--radius);
  font-weight: 600; font-size: 0.95rem;
}
.note-inline{ margin-top:14px; font-size: 0.85rem; color: var(--ink-soft); }
.error-msg{ display:none; margin-top: 18px; padding: 14px 16px; background: var(--amber-soft); border-radius: var(--radius); color: var(--amber); font-size: 0.9rem; }
.error-msg.active{ display:block; }

/* How it works */
.how{ padding: 72px 0; border-top: 1px solid var(--line); }
.how h2{ font-size: 1.9rem; margin-bottom: 40px; }
.steps{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.step .num{ font-family:'Lora', serif; color: var(--accent-ink); font-size: 0.95rem; margin-bottom: 10px; }
.step h3{ font-size: 1.1rem; margin-bottom: 8px; }
.step p{ color: var(--ink-soft); font-size: 0.95rem; margin:0; }

/* Why local */
.why{ padding: 72px 0; border-top: 1px solid var(--line); background: var(--paper); }
.why-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.why h2{ font-size: 1.9rem; max-width: 14ch; }
.why-list{ display:flex; flex-direction:column; gap: 22px; }
.why-item h3{ font-size: 1.02rem; margin-bottom: 5px; }
.why-item p{ margin:0; color: var(--ink-soft); font-size: 0.94rem; }

footer{ padding: 32px 0; border-top: 1px solid var(--line); }
footer .wrap{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; }
footer p{ margin:0; color: var(--ink-soft); font-size: 0.85rem; }

@media (max-width: 760px){
  .why-grid{ grid-template-columns: 1fr; }
  .steps{ grid-template-columns: 1fr; }
  .quality-opts{ grid-template-columns: 1fr; }
  .file-info .name{ max-width: 180px; }
  header .wrap{ flex-direction: column; align-items:flex-start; gap: 12px; }
}

@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; scroll-behavior: auto !important; }
}

/* ---------- 2a. Shared FAQ block (same on every tool) ---------- */
.faq{ padding: 72px 0; border-top: 1px solid var(--line); }
.faq h2{ font-size: 1.9rem; margin-bottom: 32px; }
.faq-list{ max-width: 780px; border-top: 1px solid var(--line); }
.faq-list details{ border-bottom: 1px solid var(--line); padding: 18px 0; }
.faq-list summary{
  cursor: pointer; list-style: none;
  display:flex; justify-content:space-between; align-items:baseline; gap: 16px;
  font-family:'Lora', serif; font-weight: 600; font-size: 1.05rem; color: var(--ink);
}
.faq-list summary::-webkit-details-marker{ display:none; }
.faq-list summary::after{ content:"+"; color: var(--accent-ink); font-size: 1.3rem; line-height: 1; flex-shrink:0; }
.faq-list details[open] summary::after{ content:"\2013"; }
.faq-list summary:focus-visible{ outline: 2px solid var(--accent); outline-offset: 4px; }
.faq-list details p{ margin: 12px 0 0; color: var(--ink-soft); font-size: 0.95rem; max-width: 64ch; }

/* ---------- 2b. GSTR-3B Extractor additions ---------- */
.sample-row{ padding: 14px 28px; text-align:center; font-size: 0.9rem; color: var(--ink-soft); }
.sample-row .remove-btn{ color: var(--accent-ink); font-weight: 500; }
.tool.drag{ background: var(--accent-soft); }
.tool > .error-msg{ margin: 18px 28px; }
.file-actions{ display:flex; gap: 16px; flex-wrap:wrap; }
.file-info{ flex-wrap:wrap; gap: 2px 12px; }
.file-info .name{ max-width: none; white-space: normal; }
.panel .progress-wrap{ margin-top: 18px; }

.opts-row{ display:flex; flex-wrap:wrap; gap: 14px 28px; align-items:center; margin-top: 22px; }
.opt-group{ display:flex; gap: 8px; flex-wrap:wrap; }
.opt-btn{
  border: 1px solid var(--line); background: var(--bg); color: var(--ink);
  border-radius: var(--radius); padding: 9px 14px; cursor:pointer;
  font-family:'Inter', sans-serif; font-size: 0.9rem; font-weight: 500;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.opt-btn:hover{ border-color: var(--accent); }
.opt-btn.selected{ border-color: var(--accent); background: var(--accent-soft); color: var(--accent-ink); font-weight: 600; }
.opt-btn:focus-visible, .remove-btn:focus-visible, .mini-btn:focus-visible, .download-btn:focus-visible{ outline: 2px solid var(--accent); outline-offset: 2px; }
.check{ display:flex; align-items:center; gap: 8px; font-size: 0.9rem; color: var(--ink-soft); cursor:pointer; margin-left:auto; }
.check input{ accent-color: var(--accent); }

.summary{ margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--line); }
.summary .result-stats{ margin-bottom: 4px; }
.stat .n.pos{ color: var(--accent-ink); }
.stat .n.neg{ color: var(--amber); }
.stat .n.small{ font-size: 1.15rem; }

.table-wrap{ overflow-x:auto; margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); }
table.data{ width:100%; border-collapse: collapse; font-size: 0.92rem; }
table.data.narrow{ max-width: 640px; }
table.data th{
  background: var(--bg); color: var(--ink-soft); font-weight: 600; font-size: 0.8rem;
  text-align:right; padding: 10px 14px; border-bottom: 1px solid var(--line); white-space: nowrap;
}
table.data td{ padding: 10px 14px; border-bottom: 1px solid var(--line); text-align:right; font-variant-numeric: tabular-nums; }
table.data th:first-child, table.data td:first-child{ text-align:left; }
table.data tr:last-child td{ border-bottom: 0; }
table.data tr.total td{ font-weight: 600; background: var(--bg); }
table.data tr.grp td{ background: var(--accent-soft); color: var(--accent-ink); font-weight: 600; text-align:left; }
table.data td.label-cell{ min-width: 260px; white-space: normal; }
table.data td[contenteditable]{ cursor: text; }
table.data td[contenteditable]:focus{ outline: 2px solid var(--accent); outline-offset: -2px; background: var(--accent-soft); }

.chart-wrap{ margin-top: 22px; }
.chart{ width:100%; height:auto; max-height: 240px; }
.chart .bar{ fill: var(--accent); }
.chart .bar.hi{ fill: var(--accent-ink); }
.chart .axis{ stroke: var(--line); }
.chart text{ font-family:'Inter', sans-serif; fill: var(--ink-soft); }
.chart text.lab{ fill: var(--ink); }

.hint{ margin: 14px 0 0; font-size: 0.85rem; color: var(--ink-soft); }
.chip{ display:inline-block; border-radius: 999px; padding: 2px 10px; font-size: 0.75rem; font-weight: 600; white-space: nowrap; vertical-align: middle; }
.chip.ok{ background: var(--accent-soft); color: var(--accent-ink); }
.chip.warn{ background: var(--amber-soft); color: var(--amber); }

.dup-box{ margin-top: 22px; padding: 18px 20px; background: var(--amber-soft); border: 1px solid #E6D2B8; border-radius: var(--radius); }
.dup-head{ display:flex; gap: 16px; justify-content:space-between; align-items:flex-start; flex-wrap:wrap; }
.dup-head h3{ font-size: 1.05rem; color: var(--ink); }
.dup-head p{ margin: 4px 0 0; font-size: 0.88rem; color: var(--ink-soft); max-width: 60ch; }
.dup-group{ margin-top: 14px; padding-top: 12px; border-top: 1px dashed #D9C3A4; }
.dup-group .gt{ font-weight: 600; font-size: 0.92rem; margin-bottom: 6px; }
.dup-row{ display:flex; flex-wrap:wrap; align-items:center; gap: 6px 12px; padding: 5px 0; font-size: 0.88rem; }
.dup-row .fn{ font-weight: 500; word-break: break-all; }
.dup-row .why{ color: var(--ink-soft); }
.dup-row .why.diff{ color: var(--amber); }
.dup-row .grow{ flex:1; }
.mini-btn{
  border: 1px solid var(--line); background: var(--paper); color: var(--ink);
  border-radius: var(--radius); padding: 5px 11px; font-size: 0.82rem; font-weight: 500; cursor:pointer;
  font-family:'Inter', sans-serif;
}
.mini-btn:hover{ border-color: var(--accent); }

.error-msg.active.item{ display:flex; gap: 12px; align-items:baseline; flex-wrap:wrap; }
.error-msg.item .grow{ flex:1; }

details.ret{ margin-top: 12px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper); }
details.ret.isdup{ opacity: .75; }
details.ret summary{ cursor:pointer; padding: 13px 16px; font-weight: 500; display:flex; flex-wrap:wrap; align-items:center; gap: 6px 12px; }
details.ret summary .sub{ color: var(--ink-soft); font-weight: 400; font-size: 0.88rem; }
details.ret .inner{ padding: 0 16px 16px; }
.ret-meta{ display:flex; flex-wrap:wrap; align-items:center; gap: 4px 20px; font-size: 0.85rem; color: var(--ink-soft); margin: 4px 0 8px; }
.ret-meta b{ color: var(--ink); font-weight: 500; word-break: break-all; }
.ret-meta .grow{ flex:1; }
.note-line{ margin-top: 10px; padding: 10px 14px; border-radius: var(--radius); background: var(--accent-soft); color: var(--accent-ink); font-size: 0.85rem; }
.note-line.warn{ background: var(--amber-soft); color: var(--amber); }
.expand-row{ display:flex; gap: 8px; justify-content:flex-end; margin-top: 14px; }

.actions{ display:flex; flex-wrap:wrap; gap: 10px; margin-top: 26px; padding-top: 24px; border-top: 1px solid var(--line); }
button.download-btn{ border:0; cursor:pointer; font-family:'Inter', sans-serif; }
.download-btn.ghost{ background: transparent; color: var(--ink); border: 1px solid var(--line); padding: 12px 20px; }
.download-btn.ghost:hover{ border-color: var(--accent); }

#toasts{ position:fixed; left:50%; bottom: 20px; transform: translateX(-50%); z-index: 50; display:flex; flex-direction:column; gap: 8px; width: min(92vw, 480px); pointer-events:none; }
.toast{
  pointer-events:auto; display:flex; align-items:center; gap: 14px;
  background: var(--ink); color: var(--paper); border-radius: var(--radius);
  padding: 12px 16px; font-size: 0.9rem; box-shadow: 0 8px 24px rgba(0,0,0,.22);
}
.toast span{ flex:1; word-break: break-word; }
.toast button{ background:none; border:none; color: #BFE3D8; text-decoration: underline; text-underline-offset: 3px; cursor:pointer; font-size: 0.9rem; font-weight: 600; font-family:'Inter', sans-serif; padding:0; }
.print-only{ display:none; }

@media (max-width: 760px){
  .check{ margin-left: 0; }
  .file-info .name{ max-width: none; }
  .sample-row{ padding: 14px 20px; }
  .tool > .error-msg{ margin: 18px 20px; }
  .panel{ padding: 22px 18px; }
  .dropzone{ padding: 44px 18px; }
}

@media print{
  header, .hero h1, .hero .kicker, .hero p.lede, .how, .why, .faq, footer, .dropzone, .sample-row, .file-row,
  .progress-wrap, .opts-row, .actions, .remove-btn, .mini-btn, .expand-row, #toasts, .error-msg:not(.item){ display:none !important; }
  body{ background:#fff; }
  .hero{ padding: 0; }
  .tool{ border: 0; margin-top: 0; }
  .panel{ display:block !important; padding: 0; }
  .print-only{ display:block; margin-bottom: 12px; }
  details.ret{ break-inside: avoid; }
  details.ret[open] > *{ display:block; }
}

/* visually hidden (keeps the file input reachable for "Add more PDFs") */
.sr{ position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; }
footer .disclaimer{ flex-basis:100%; }