/* Final Grade Calculator — frontend styles
   Everything is scoped under .fgc-wrap so nothing leaks into the
   surrounding WordPress theme (no bare `body`, `input`, `button`, etc.). */

.fgc-wrap{
  --fgc-navy:#7C3AED;
  --fgc-navy-deep:#6D28D9;
  --fgc-heading:#5B21B6;
  --fgc-accent:#C026D3;
  --fgc-accent-soft:#F3F1FC;
  --fgc-bg:#FAF9FF;
  --fgc-card:#FFFFFF;
  --fgc-border:#DCD3F0;
  --fgc-text:#2E1F3F;
  --fgc-text-mute:#6B647A;
  --fgc-grade-a:#2F9E5B;
  --fgc-grade-b:#2E6F9E;
  --fgc-grade-c:#C98A1E;
  --fgc-grade-d:#D9722B;
  --fgc-grade-f:#8C231B;
  --fgc-radius:14px;
  --fgc-radius-sm:8px;
  --fgc-focus:#7C3AED;
  --fgc-row-alt:#F8F6FE;

  background:var(--fgc-bg);
  color:var(--fgc-text);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  padding:20px 0 44px;
  display:block;
  max-width:100%;
  overflow-x:hidden; /* the tool never causes the whole page to scroll sideways — only the specific rows/tables below do, via their own visible scrollbar */
}
.fgc-wrap *{box-sizing:border-box;}
.fgc-wrap img, .fgc-wrap table{max-width:100%;}
.fgc-layout, .fgc-card, .fgc-result-card, .fgc-section, .fgc-header{min-width:0;}

.fgc-header{
  padding:8px 20px 8px;
  max-width:640px;
  margin:0 auto;
}
.fgc-header h1{
  font-size:1.5rem;
  margin:0 0 4px;
  letter-spacing:-0.01em;
  color:var(--fgc-heading);
}
.fgc-header p{
  margin:0;
  color:var(--fgc-text-mute);
  font-size:0.95rem;
}

/* ---- Single-column layout ---- */
.fgc-layout{
  max-width:640px;
  margin:0 auto;
  padding:16px 20px 0;
  display:flex;
  flex-direction:column;
  gap:20px;
}
@media (max-width:600px){
  .fgc-seg:not(.fgc-scroll) button{
    white-space:normal;
    font-size:0.8rem;
  }
}

.fgc-card{
  background:var(--fgc-card);
  border:1px solid var(--fgc-border);
  border-radius:var(--fgc-radius);
  padding:24px;
}

/* ---- Quick start ---- */
.fgc-quickstart{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  background:var(--fgc-accent-soft);
  border-radius:var(--fgc-radius-sm);
  padding:14px 16px;
  margin-bottom:18px;
}
.fgc-quickstart-step{
  flex:1;
  min-width:150px;
  font-size:0.83rem;
  color:var(--fgc-navy-deep);
  display:flex;
  gap:8px;
  align-items:flex-start;
}
.fgc-quickstart-num{
  flex:0 0 auto;
  width:20px;height:20px;
  border-radius:50%;
  background:var(--fgc-navy);
  color:#fff;
  font-size:0.72rem;
  font-weight:700;
  display:flex;align-items:center;justify-content:center;
}

/* ---- Mode controls ---- */
.fgc-mode-row{
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  margin-bottom:18px;
}
.fgc-mode-group{flex:1;min-width:200px;}
.fgc-mode-group.fgc-full{flex-basis:100%;}
.fgc-mode-group label{
  display:block;
  font-size:0.8rem;
  font-weight:700;
  color:var(--fgc-text-mute);
  text-transform:uppercase;
  letter-spacing:0.03em;
  margin-bottom:6px;
}
.fgc-seg{
  display:flex;
  border:1.5px solid var(--fgc-border);
  border-radius:var(--fgc-radius-sm);
  overflow:hidden;
}
.fgc-seg.fgc-scroll{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
  scrollbar-width:thin;
  scrollbar-color:var(--fgc-navy) var(--fgc-border);
  padding-bottom:6px;
  margin-bottom:-6px;
}
.fgc-seg.fgc-scroll::-webkit-scrollbar{
  height:6px;
}
.fgc-seg.fgc-scroll::-webkit-scrollbar-track{
  background:var(--fgc-border);
  border-radius:999px;
}
.fgc-seg.fgc-scroll::-webkit-scrollbar-thumb{
  background:var(--fgc-navy);
  border-radius:999px;
}
.fgc-seg.fgc-scroll::-webkit-scrollbar-thumb:hover{
  background:var(--fgc-navy-deep);
}
@media (max-width:700px){
  .fgc-seg.fgc-scroll{
    scrollbar-width:none;
    padding-bottom:0;
    margin-bottom:0;
  }
  .fgc-seg.fgc-scroll::-webkit-scrollbar{display:none;}
}

/* ---- Scroll-arrow wrapper for the mode selector on narrow screens ---- */
.fgc-seg-scroll-wrap{
  display:flex;
  align-items:center;
  gap:6px;
  max-width:100%;
  min-width:0;
}
.fgc-seg-scroll-wrap .fgc-seg{
  min-width:0;
  flex:1 1 auto;
}
.fgc-seg-arrow{
  flex:0 0 auto;
  width:30px;
  height:30px;
  border-radius:50%;
  border:1.5px solid var(--fgc-border);
  background:var(--fgc-card);
  color:var(--fgc-navy);
  font-size:1rem;
  line-height:1;
  cursor:pointer;
  display:none;
  align-items:center;
  justify-content:center;
}
.fgc-seg-arrow:hover{background:var(--fgc-accent-soft);}
@media (max-width:700px){
  .fgc-seg-arrow{display:flex;}
}

/* ---- Visible drag-to-scroll bar for any row/table that overflows
   horizontally (mode selector, requirement tables) — mobile-friendly.
   Hidden by default; JS reveals it only when there's actually
   something to scroll. ---- */
.fgc-hscroll-track{
  position:relative;
  height:7px;
  margin-top:8px;
  border-radius:999px;
  background:var(--fgc-border);
  display:none;
  cursor:pointer;
}
.fgc-hscroll-thumb{
  position:absolute;
  top:0;
  left:0;
  height:100%;
  min-width:28px;
  border-radius:999px;
  background:var(--fgc-navy);
  cursor:grab;
  touch-action:none;
}
.fgc-hscroll-thumb:active{cursor:grabbing;background:var(--fgc-navy-deep);}
.fgc-seg button{
  flex:1;
  border:none;
  background:var(--fgc-card);
  color:var(--fgc-text-mute);
  padding:10px 6px;
  font-size:0.85rem;
  font-weight:600;
  cursor:pointer;
  border-right:1px solid var(--fgc-border);
  white-space:nowrap;
}
.fgc-seg.fgc-scroll button{flex:0 0 auto;padding:10px 14px;display:flex;align-items:center;gap:6px;}
.fgc-mode-icon{width:15px;height:15px;flex:0 0 auto;}
.fgc-seg button:last-child{border-right:none;}
.fgc-seg button.fgc-active{background:var(--fgc-navy);color:#fff;}
.fgc-seg button:hover:not(.fgc-active){background:var(--fgc-accent-soft);}

/* ---- Fields ---- */
.fgc-fields-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
}
@media (max-width:480px){.fgc-fields-grid{grid-template-columns:1fr;}}
.fgc-field{margin-bottom:0;}
.fgc-field label{
  display:block;
  font-size:0.82rem;
  font-weight:600;
  color:var(--fgc-text-mute);
  margin-bottom:6px;
}
.fgc-field input, .fgc-field select{
  width:100%;
  padding:10px 12px;
  border:1.5px solid var(--fgc-border);
  border-radius:var(--fgc-radius-sm);
  font-size:0.95rem;
  background:#fff;
  color:var(--fgc-text);
}
.fgc-field input:focus, .fgc-field select:focus{outline:2px solid var(--fgc-focus);outline-offset:-1px;}
.fgc-field-pair{display:flex;gap:8px;}
.fgc-field-pair select{flex:0 0 96px;}
.fgc-field-hint{margin:6px 0 0;font-size:0.78rem;color:var(--fgc-text-mute);}

.fgc-fields-stack{display:flex;flex-direction:column;gap:14px;}

.fgc-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px;}
.fgc-chip{
  border:1.5px solid var(--fgc-border);
  background:#fff;
  color:var(--fgc-text-mute);
  padding:6px 12px;
  border-radius:999px;
  font-size:0.8rem;
  font-weight:700;
  cursor:pointer;
}
.fgc-chip.fgc-active{background:var(--fgc-navy);border-color:var(--fgc-navy);color:#fff;}
.fgc-chip:hover:not(.fgc-active){background:var(--fgc-accent-soft);border-color:var(--fgc-accent);}

.fgc-table-actions{
  display:flex;
  gap:10px;
  margin-top:18px;
  flex-wrap:wrap;
}
.fgc-btn{
  min-height:44px;
  padding:0 18px;
  border-radius:var(--fgc-radius-sm);
  font-size:0.9rem;
  font-weight:700;
  cursor:pointer;
  border:none;
}
.fgc-btn-primary{background:var(--fgc-navy);color:#fff;}
.fgc-btn-primary:hover{background:var(--fgc-navy-deep);}
.fgc-btn-ghost{background:transparent;border:1.5px solid var(--fgc-border);color:var(--fgc-text-mute);}
.fgc-btn-ghost:hover{border-color:var(--fgc-accent);color:var(--fgc-accent);}
.fgc-btn-sm{min-height:36px;padding:0 12px;font-size:0.82rem;}

/* ---- Result panel (bold number display, sits below the fields) ---- */
.fgc-result-card{
  background:var(--fgc-bg);
  border:1px solid var(--fgc-border);
  border-radius:var(--fgc-radius);
  padding:22px;
  text-align:center;
  margin-top:20px;
  transition:border-color .3s ease, background .3s ease;
}
.fgc-result-card.fgc-secured{border-color:var(--fgc-grade-a);background:#F3FBF6;}
.fgc-result-card.fgc-impossible{border-color:var(--fgc-grade-d);background:#FDF5EF;}
.fgc-result-display{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  margin:14px auto 10px;
}
.fgc-result-percent{
  font-family:"Fraunces","Georgia",serif;
  font-size:3.4rem;
  font-weight:800;
  color:var(--fgc-heading);
  letter-spacing:-0.02em;
  line-height:1.05;
  transition:color .3s ease;
}
.fgc-result-card.fgc-secured .fgc-result-percent{color:var(--fgc-grade-a);}
.fgc-result-card.fgc-impossible .fgc-result-percent{color:var(--fgc-grade-d);}
.fgc-result-letter{
  margin-top:10px;
  font-size:0.95rem;
  font-weight:700;
  padding:3px 14px;
  border-radius:999px;
  background:var(--fgc-accent-soft);
  color:var(--fgc-navy-deep);
  display:none;
}
.fgc-result-label{font-size:0.85rem;font-weight:700;color:var(--fgc-text-mute);text-transform:uppercase;letter-spacing:0.03em;margin-bottom:2px;}
.fgc-result-meta{font-size:0.85rem;color:var(--fgc-text-mute);margin-top:12px;}

/* ---- Needed-for-grade / reference tables ---- */
.fgc-table-scroll{
  overflow-x:auto;
  border:1px solid var(--fgc-border);
  border-radius:var(--fgc-radius-sm);
}
table.fgc-grade-table{
  width:100%;
  border-collapse:collapse;
  min-width:380px;
}
table.fgc-grade-table th{
  text-align:left;
  padding:10px 10px;
  font-size:0.72rem;
  text-transform:uppercase;
  letter-spacing:0.04em;
  color:var(--fgc-text-mute);
  border-bottom:1.5px solid var(--fgc-border);
  background:var(--fgc-card);
  white-space:nowrap;
}
table.fgc-grade-table td{
  padding:8px 10px;
  border-bottom:1px solid var(--fgc-border);
  vertical-align:middle;
}
table.fgc-grade-table tbody tr:nth-child(even){background:var(--fgc-row-alt);}
table.fgc-grade-table tbody tr.fgc-current-band{background:var(--fgc-accent-soft);}

.fgc-letter-chip{
  display:inline-block;
  min-width:26px;
  text-align:center;
  padding:3px 9px;
  border-radius:999px;
  font-weight:700;
  font-size:0.82rem;
  color:#fff;
}
.fgc-letter-chip.fgc-letter-A{background:var(--fgc-grade-a);}
.fgc-letter-chip.fgc-letter-B{background:var(--fgc-grade-b);}
.fgc-letter-chip.fgc-letter-C{background:var(--fgc-grade-c);}
.fgc-letter-chip.fgc-letter-D{background:var(--fgc-grade-d);}

.fgc-status-secured{color:var(--fgc-grade-a);font-weight:700;}
.fgc-status-impossible{color:var(--fgc-grade-f);font-weight:700;}

/* ---- Details / settings ---- */
details.fgc-section{
  background:var(--fgc-card);
  border:1px solid var(--fgc-border);
  border-radius:var(--fgc-radius);
  overflow:hidden;
}
details.fgc-section > summary{
  padding:16px 22px;
  font-weight:700;
  cursor:pointer;
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  color:var(--fgc-heading);
}
details.fgc-section > summary::-webkit-details-marker{display:none;}
details.fgc-section > summary::after{content:"▾";color:var(--fgc-text-mute);}
details.fgc-section[open] > summary::after{transform:rotate(180deg);}
.fgc-section-body{padding:0 22px 20px;}

.fgc-scale-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:12px;}
@media (max-width:480px){.fgc-scale-grid{grid-template-columns:repeat(2,1fr);}}
.fgc-scale-grid label{font-size:0.78rem;color:var(--fgc-text-mute);display:block;margin-bottom:4px;font-weight:600;}
.fgc-scale-grid input{padding:8px;font-size:0.92rem;border:1.5px solid var(--fgc-border);border-radius:var(--fgc-radius-sm);width:100%;}
.fgc-scale-hint{font-size:0.78rem;color:var(--fgc-text-mute);margin:0 0 12px;}

.fgc-share-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px;}

.fgc-privacy-note{
  text-align:center;
  color:var(--fgc-text-mute);
  font-size:0.82rem;
  max-width:640px;
  margin:20px auto 0;
  padding:0 20px;
}
.fgc-privacy-note svg{vertical-align:-2px;margin-right:4px;}

@media print{
  .fgc-wrap *{visibility:hidden;}
  .fgc-result-card, .fgc-result-card *{visibility:visible;}
  .fgc-result-card{position:absolute;top:0;left:0;width:100%;}
}