/* ============================================================
   FeesPay — App User Guide
   Extends styles.css (shared brand system). Doc-specific layout only.
   ============================================================ */

/* ---------- doc hero ---------- */
.doc-hero{
  background: var(--teal-deep);
  padding: 54px 0 0;
}
.doc-hero h1{ color:#fff; font-size:clamp(30px,4vw,44px); margin:18px 0 12px; max-width:680px; }
.doc-hero p{ color:rgba(255,255,255,0.78); font-size:15.5px; max-width:560px; }
.doc-hero-meta{
  display:flex; flex-wrap:wrap; gap:10px;
  margin-top:26px;
}
.doc-hero-meta span{
  font-family:'IBM Plex Mono', monospace; font-size:11.5px; letter-spacing:0.04em;
  color:#E7FBF3; background:rgba(255,255,255,0.08); border:1px solid rgba(255,255,255,0.18);
  padding:6px 12px; border-radius:100px;
}

/* ---------- who's-it-for strip ---------- */
.role-key{
  display:flex; flex-wrap:wrap; gap:18px;
  padding:22px 0 40px;
}
.role-key-item{ display:flex; align-items:center; gap:10px; }
.role-swatch{ width:11px; height:11px; border-radius:3px; flex-shrink:0; }
.role-swatch.owner{ background:var(--teal); }
.role-swatch.accountant{ background:var(--pink); }
.role-swatch.gate{ background:#B5473F; }
.role-key-item span{ font-size:12.8px; color:rgba(255,255,255,0.75); }
.role-key-item b{ color:#fff; font-weight:600; }

/* ---------- shell: sidebar + content ---------- */
.doc-shell{
  display:grid;
  grid-template-columns: 232px 1fr;
  gap:52px;
  padding:44px 0 90px;
  align-items:start;
}
.doc-nav{
  position:sticky; top:84px;
  max-height:calc(100vh - 110px);
  overflow-y:auto;
  padding-right:6px;
}
.doc-nav-group{ margin-bottom:22px; }
.doc-nav-group h4{
  font-family:'IBM Plex Mono', monospace; font-size:11px; font-weight:600;
  letter-spacing:0.08em; text-transform:uppercase; color:var(--ink-soft);
  margin-bottom:9px;
}
.doc-nav-group a{
  display:block; font-size:13.3px; color:var(--ink-soft);
  padding:5px 0 5px 12px; border-left:2px solid var(--line);
  transition:color .15s, border-color .15s;
}
.doc-nav-group a:hover{ color:var(--teal-deep); }
.doc-nav-group a.active{ color:var(--teal-deep); font-weight:600; border-left-color:var(--teal); }

.doc-content{ min-width:0; }

/* ---------- module ---------- */
.module{
  scroll-margin-top: 84px;
  padding-bottom:56px;
  margin-bottom:56px;
  border-bottom:1px solid var(--line);
}
.module:last-of-type{ border-bottom:none; }
.module-head{ max-width:680px; margin-bottom:30px; }
.module-head h2{ font-size:clamp(23px,2.6vw,29px); margin:12px 0 10px; }
.module-head > p{ color:var(--ink-soft); font-size:14.8px; }

.role-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-top:14px; }
.role-tag{
  font-family:'IBM Plex Mono', monospace; font-size:10.8px; font-weight:600;
  letter-spacing:0.05em; text-transform:uppercase;
  padding:4px 10px; border-radius:100px; border:1px solid transparent;
}
.role-tag.owner{ color:var(--teal-deep); background:rgba(0,118,106,0.08); border-color:rgba(0,118,106,0.2); }
.role-tag.accountant{ color:var(--pink-deep); background:var(--pink-tint); border-color:rgba(225,0,122,0.2); }
.role-tag.gate{ color:#8C382F; background:rgba(181,71,63,0.08); border-color:rgba(181,71,63,0.22); }

/* ---------- vertical step list ---------- */
.step-list{ position:relative; list-style:none; }
.step-list::before{
  content:""; position:absolute; left:19px; top:8px; bottom:8px;
  width:1.5px; background-image:linear-gradient(to bottom, var(--line-strong) 60%, transparent 0%);
  background-size:1.5px 10px; background-repeat:repeat-y;
}
.step-item{ position:relative; padding:0 0 26px 56px; }
.step-item:last-child{ padding-bottom:0; }
.step-item .num{
  position:absolute; left:0; top:0;
  width:40px; height:40px; border-radius:50%;
  background:var(--card); border:2px solid var(--teal); color:var(--teal-deep);
  font-family:'Fraunces',serif; font-weight:700; font-size:15.5px;
  display:flex; align-items:center; justify-content:center; z-index:1;
}
.step-item h3{ font-size:15.5px; font-weight:700; color:var(--ink); margin-bottom:5px; font-family:'Inter',sans-serif; }
.step-item p{ font-size:13.9px; color:var(--ink-soft); }
.step-item p + p{ margin-top:8px; }
.step-item code{
  font-family:'IBM Plex Mono', monospace; font-size:12.5px;
  background:var(--paper-deep); padding:1px 6px; border-radius:4px; color:var(--teal-deep);
}

/* ---------- field reference list (compact key:value rows) ---------- */
.field-ref{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:6px 20px; margin-top:8px;
}
.field-row{
  display:flex; justify-content:space-between; gap:20px;
  padding:11px 0; border-bottom:1px dashed var(--line);
  font-size:13.3px;
}
.field-row:last-child{ border-bottom:none; }
.field-row .fname{ font-weight:600; color:var(--ink); flex-shrink:0; }
.field-row .fdesc{ color:var(--ink-soft); text-align:right; }

/* ---------- callouts ---------- */
.callout{
  display:flex; gap:12px; align-items:flex-start;
  border-radius:11px; padding:15px 18px; margin-top:18px;
  font-size:13.5px; line-height:1.55;
}
.callout .cic{ font-size:16px; line-height:1.3; flex-shrink:0; }
.callout p{ color:inherit; }
.callout strong{ font-weight:700; }
.callout.tip{ background:rgba(0,118,106,0.06); border:1px solid rgba(0,118,106,0.18); color:var(--teal-deep); }
.callout.warn{ background:var(--pink-tint); border:1px solid rgba(225,0,122,0.2); color:var(--pink-deep); }
.callout.note{ background:var(--paper-deep); border:1px solid var(--line-strong); color:var(--ink-soft); }

/* ---------- who-can-do-what table ---------- */
.perm-table{ background:var(--card); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); margin-top:8px; }
.perm-row{ display:grid; grid-template-columns:1.6fr 0.7fr 0.7fr 0.7fr; border-bottom:1px solid var(--line); align-items:center; }
.perm-row:last-child{ border-bottom:none; }
.perm-row.head{ background:var(--paper-deep); font-family:'IBM Plex Mono',monospace; font-size:10.8px; letter-spacing:0.05em; text-transform:uppercase; color:var(--ink-soft); font-weight:600; }
.perm-cell{ padding:13px 16px; font-size:13.3px; }
.perm-row.head .perm-cell{ padding:10px 16px; }
.perm-cell.label{ font-weight:600; }
.perm-mark{ text-align:center; font-weight:700; }
.perm-mark.yes{ color:var(--teal); }
.perm-mark.no{ color:var(--line-strong); }

/* ---------- anchor-jump chip row (top of content) ---------- */
.doc-intro-card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:26px 28px; margin-bottom:50px; box-shadow:var(--shadow);
}
.doc-intro-card h3{ font-size:16.5px; margin-bottom:10px; color:var(--teal-deep); font-family:'Inter',sans-serif; font-weight:700; }
.doc-intro-card p{ font-size:13.8px; color:var(--ink-soft); margin-bottom:6px; }
.doc-intro-card p:last-child{ margin-bottom:0; }

/* ---------- back to top ---------- */
.back-top{
  position:fixed; right:26px; bottom:26px; z-index:90;
  width:42px; height:42px; border-radius:50%;
  background:var(--teal-deep); color:#fff;
  display:flex; align-items:center; justify-content:center;
  box-shadow:var(--shadow-lg);
  opacity:0; pointer-events:none; transform:translateY(8px);
  transition:opacity .2s, transform .2s;
}
.back-top.show{ opacity:1; pointer-events:auto; transform:translateY(0); }
.back-top:hover{ background:var(--teal); }

/* ---------- mobile toc toggle ---------- */
.doc-nav-toggle{ display:none; }

@media (max-width:980px){
  .doc-shell{ grid-template-columns:1fr; gap:0; padding-top:20px; }
  .doc-nav-toggle{
    display:flex; align-items:center; justify-content:space-between; gap:10px;
    width:100%; background:var(--card); border:1px solid var(--line); border-radius:11px;
    padding:13px 16px; font-size:13.8px; font-weight:600; color:var(--teal-deep);
    margin-bottom:14px;
  }
  .doc-nav-toggle .chev{ transition:transform .2s; }
  .doc-nav-toggle.open .chev{ transform:rotate(180deg); }
  .doc-nav{
    position:static; max-height:0; overflow:hidden; padding:0 2px;
    transition:max-height .25s ease;
    margin-bottom:0;
  }
  .doc-nav.open{ max-height:1400px; margin-bottom:22px; }
  .perm-row{ grid-template-columns:1.3fr 0.6fr 0.6fr 0.6fr; }
  .perm-cell{ padding:11px 8px; font-size:12.3px; }
  .field-row{ flex-direction:column; gap:3px; }
  .field-row .fdesc{ text-align:left; }
}

@media (max-width:560px){
  .step-item{ padding-left:48px; }
  .step-item .num{ width:34px; height:34px; font-size:13.5px; }
  .step-list::before{ left:16px; }
  .doc-intro-card{ padding:20px; }
}