:root{
  --bg: #0b0e14;
  --ink: #eef2f7;
  --muted: rgba(238,242,247,.62);
  --muted2: rgba(238,242,247,.48);
  --rule: rgba(255,255,255,.10);
  --blue: rgba(122,162,255,.85);

  --card: rgba(255,255,255,.04);
  --card2: rgba(255,255,255,.06);

  --modal-bg: rgba(15,18,28,.92);
  --modal-border: rgba(255,255,255,.10);
  --backdrop-bg: rgba(0,0,0,.55);
  --control-bg: rgba(255,255,255,.06);
  --control-hover: rgba(255,255,255,.10);
  --muted-high: rgba(238,242,247,.86);
  --muted-med: rgba(238,242,247,.72);

  --padX: 26px;
  --padY: 18px;
  --btn-gap: 56px; /* horizontal gap between top-right buttons */
}

*{ box-sizing:border-box; }

html,body{
  height:100%;
  width:100%;
  margin:0;
  background:var(--bg);
  color:var(--ink);
  overflow:hidden; /* sem barra de rolagem da página */
}

.wrap{
  height:100svh;
  width:100vw;
  padding: var(--padY) var(--padX);
  display:flex;
  align-items:center;
  justify-content:center;
}

.stage{ position:relative; width:100%; height:100%; }

.chart{
  transform-origin: top left;
  will-change: transform;

  position:absolute;
  left:0; top:0;
}

.row{
  display:grid;
  grid-template-columns: repeat(6, 1fr);
}

.cell{
  padding: 10px 0 22px;
  min-height: 250px;
  position:relative;
  cursor:pointer;
  user-select:none;
  -webkit-tap-highlight-color: transparent;
}

.cell > *{ position:relative; z-index:1; }

/* Hover “card glow” sem alterar layout */
.cell::after{
  content:"";
  position:absolute;
  inset: 8px 12px 12px 12px;
  border-radius: 16px;
  background: linear-gradient(180deg, var(--card2), transparent);
  box-shadow:
    inset 0 0 0 1px rgba(255,255,255,.08),
    0 16px 26px rgba(0,0,0,.35);
  opacity:0;
  transform: translateY(0);
  transition: opacity .18s ease, transform .18s ease;
}

.cell:hover::after{
  opacity:1;
  transform: translateY(-1px);
}

/* Um “focus” bonito para teclado */
.cell:focus-visible{
  outline: 2px solid rgba(122,162,255,.55);
  outline-offset: 6px;
  border-radius: 16px;
}

.glyph{
  font-family: "GFS Didot", serif;
  font-size: 112px;
  line-height: 1;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
  color: var(--ink);
}

.meta{
  display:flex;
  flex-direction:column;
  gap: 6px;
}

.latin{
  display:flex;
  align-items:baseline;
  gap: 10px;
  white-space:nowrap;
}

.name{
  font-family: "Cinzel", serif;
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.10em;
  color: var(--blue);
}

.ipa{
  font-family: "GFS Didot", serif;
  font-size: 16px;
  color: var(--muted2);
}

.greek{
  font-family: "GFS Didot", serif;
  font-style: italic;
  font-size: 18px;
  color: var(--muted);
}

.rule{
  height: 1px;
  background: var(--rule);
  margin: 8px 0 12px;
}

/* ---------- MODAL ---------- */
.backdrop{
  position:fixed;
  inset:0;
  background: var(--backdrop-bg);
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 16px;
  z-index: 999;
}

.backdrop[hidden]{
  display: none !important;
}


.modal{
  width: min(860px, 96vw);
  max-height: 92svh;
  overflow:auto; /* se precisar, rola só aqui dentro */
  background: var(--modal-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--modal-border);
  border-radius: 22px;
  box-shadow: 0 30px 90px rgba(0,0,0,.55);
  padding: 18px 18px 16px;
  position:relative;
}

.close{
  position:absolute;
  top: 10px;
  right: 12px;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid var(--modal-border);
  background: var(--control-bg);
  color: var(--ink);
  font-size: 26px;
  line-height: 1;
  cursor:pointer;
}

.close:hover{
  background: var(--control-hover);
}

/* Theme toggle button */

/* Shared top-right UI button styles */
.ui-top-btn{
  position:fixed;
  top: 16px;
  z-index:1100;
  width:44px;
  height:44px;
  border-radius:12px;
  border: transparent;
  background: transparent;
  color: var(--ink);
  font-size:18px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
}

.ui-top-btn:hover{ filter:brightness(1.05); }

.ui-top-btn img{ width:20px; height:20px; display:block; }

/* Icon color adjustments: make icon light on dark background, normal on light */
:root .theme-toggle img{ filter: invert(1) contrast(1.05) brightness(1.05); }
[data-theme="light"] .theme-toggle img{ filter: none; }

/* Audio icon: match theme colors like the theme-toggle */
:root .audio-toggle img{ filter: invert(1) contrast(1.05) brightness(1.05); }
[data-theme="light"] .audio-toggle img{ filter: none; }

/* Language icon: same treatment as other icons */
:root .lang-toggle img{ filter: invert(1) contrast(1.05) brightness(1.05); }
[data-theme="light"] .lang-toggle img{ filter: none; }

/* Language toggle (left of theme toggle) */
.lang-toggle{
  right: calc(16px + var(--btn-gap) * 3);
}

/* Language dropdown menu */
.lang-menu{
  position:fixed;
  right: calc(16px + var(--btn-gap) * 3);
  top: 56px;
  background: var(--modal-bg);
  border: 1px solid var(--modal-border);
  border-radius: 10px;
  padding: 6px;
  display:flex;
  flex-direction:column;
  gap:6px;
  z-index:1200;
}
.lang-menu[hidden]{ display:none; }
.lang-item{
  background:transparent;
  border:none;
  color:var(--muted-high);
  padding:8px 12px;
  text-align:left;
  cursor:pointer;
  border-radius:8px;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
}
.lang-item:hover, .lang-item:focus{ background: var(--control-hover); outline: none; }

/* Audio pronunciation button */
.audio-toggle{ right: calc(16px + var(--btn-gap) * 1); }

/* Print toggle */
.print-toggle{
  right: calc(16px + var(--btn-gap) * 2);
}

/* ensure theme button aligns with the others */
.theme-toggle{ right: 16px; }

.print-toggle img{ width:18px; height:18px; display:block; }

/* Force printer icon to pure white in dark theme and pure black in light theme */
:root .print-toggle img{
  /* dark theme: grayscale then invert to produce white */
  filter: grayscale(1) invert(1) brightness(3.8) !important;
}
[data-theme="light"] .print-toggle img{
  /* light theme: grayscale and darken to black */
  filter: grayscale(1) brightness(0) !important;
}

.cell::after{ display:none; }

.modal-head{
  display:flex;
  gap: 14px;
  align-items:center;
  padding-right: 44px; /* espaço do X */
}

.big-glyph{
  font-family: "GFS Didot", serif;
  font-size: 92px;
  line-height: 1;
  padding: 6px 14px;
  border-radius: 18px;
}

.modal-title{
  font-family: "Cinzel", serif;
  letter-spacing: .12em;
  font-weight: 600;
  font-size: 18px;
  color: var(--blue);
  margin-bottom: 6px;
}

.modal-sub{
  font-family: "GFS Didot", serif;
  font-size: 18px;
  color: var(--muted);
  background: var(--modal-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--modal-border);
  margin-top: 14px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.block{
  border: none;                 /* remove a borda */
  background: transparent;      /* mesma cor do fundo do modal */
  padding: 12px 12px 10px;
  border-radius: 18px;
}

.block h3{
  margin: 0 0 8px;
  font-family: "Cinzel", serif;
  letter-spacing: .08em;
  font-size: 13px;
  color: var(--muted-high);
}

.block ul{
  margin: 0;
  padding-left: 18px;
  color: var(--muted-med);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.4;
}

.note{
  grid-column: 1 / -1;
  color: rgba(238,242,247,.55);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  font-size: 13px;
  margin-top: 2px;
}

@media (max-width: 900px){
  :root{ --padX: 14px; --padY: 12px; }
  .glyph{ font-size: 102px; }
  .cell{ min-height: 235px; }
  .modal-body{ grid-template-columns: 1fr; }
  .big-glyph{ font-size: 82px; }
}
@media (max-width: 520px){
  :root{ --padX: 10px; --padY: 10px; }
  .glyph{ font-size: 96px; }
  .cell{ min-height: 220px; }
  /* Mobile: make top buttons smaller and center them horizontally in the header */
  .ui-top-btn{ width:40px; height:40px; top:12px; }
  .ui-top-btn img{ width:16px; height:16px; }

  /* layout: lang | print | audio | theme (left to right) centered in header */
  #langToggle, #printBtn, #audioBtn, #themeToggle {
    position: fixed;
    top: 12px;
    z-index: 2000;
  }
  #langToggle { left: calc(50% - (var(--btn-gap) * 1.5)); transform: translateX(-50%); }
  #printBtn  { left: calc(50% - (var(--btn-gap) * 0.5)); transform: translateX(-50%); }
  #audioBtn  { left: calc(50% + (var(--btn-gap) * 0.5)); transform: translateX(-50%); }
  #themeToggle{ left: calc(50% + (var(--btn-gap) * 1.5)); transform: translateX(-50%); }
  /* ensure the language menu follows the centered lang button on mobile */
  .lang-menu{ left: calc(50% - (var(--btn-gap) * 1.5)); transform: translateX(-50%); right: auto; top: 56px; }
}

/* Also stack buttons for slightly larger small screens (tablets, narrow laptops) */
@media (min-width: 521px){
  #themeToggle, #audioBtn, #printBtn, #langToggle {
    position: fixed;
    right: 12px;
    z-index: 2000;
  }
  #themeToggle{ top: 12px; }
  #audioBtn{ top: 64px; }
  #printBtn{ top: 116px; }
  #langToggle{ top: 168px; }
  .ui-top-btn{ width:40px; height:40px; }
  .ui-top-btn img{ width:16px; height:16px; }
  /* language menu should align with the fixed right-side lang button on desktop */
  .lang-menu{ right: 12px; left: auto; top: 216px; transform: none; }
}

/* Light theme overrides */
[data-theme="light"]{
  --bg: #fcf7f0;
  --ink: #0b0e14;
  --muted: rgba(11,14,20,.62);
  --muted2: rgba(11,14,20,.48);
  --rule: rgba(11,14,20,.08);
  --blue: rgba(21,90,255,.95);

  --card: rgba(11,14,20,.03);
  --card2: rgba(11,14,20,.04);
  --modal-bg: rgba(255,255,255,.98);
  --modal-border: rgba(11,14,20,.06);
  --backdrop-bg: rgba(0,0,0,.22);
  --control-bg: rgba(11,14,20,.04);
  --control-hover: rgba(11,14,20,.06);
  --muted-high: rgba(11,14,20,.86);
  --muted-med: rgba(11,14,20,.72);
}

/* ---------- PRINT: landscape optimization ---------- */
@media print{
  @page { size: landscape; margin: 12mm; }

  html,body{
    background: #fff !important;
    color: #000 !important;
    height: auto;
    overflow: visible;
  }

  /* hide interactive UI */
  .theme-toggle, .lang-toggle, .print-toggle, .audio-toggle, .backdrop, .close, .note, .theme-toggle img, .audio-toggle img { display: none !important; }

  /* make the content use full printable width and constrain to a single page */
  @page { size: A4 landscape; }
  .wrap{ padding: 8mm !important; height: 210mm !important; width: 297mm !important; box-sizing: border-box; }
  html, body { width: 297mm !important; height: 210mm !important; }
  .stage, .chart{ position: static !important; transform: none !important; left: auto !important; top: auto !important; width: 100% !important; }

  /* keep grid and make cells printable */
  /* force a single-sheet layout: avoid page breaks and tighten spacing */
  .row{ grid-template-columns: repeat(6, 1fr) !important; gap: 6mm; }
  .cell{
    min-height: 72px !important;
    padding: 6mm !important;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 6px !important;
    border: 1px solid #ddd !important;
    color: #000 !important;
    page-break-inside: avoid;
    break-inside: avoid;
    overflow: hidden;
  }

  /* reduce glyph size to help fit on single page */
  .glyph{ font-size: 48px !important; line-height:1 !important; color: #000 !important; }
  .name, .ipa, .greek, .modal-title, .modal-sub, .block h3, .block ul{ color: #000 !important; }

  /* hide modal overlay in print */
  .modal, .backdrop{ display: none !important; }

  /* rules and separators */
  .rule{ background: #ccc !important; height: 1px; margin: 6mm 0; }

  /* ensure images print correctly */
  img{ -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}

/* Footer styling */
.site-footer{
  position:fixed;
  bottom:10px;
  left: 0;
  right: 0;
  display:flex;
  justify-content:center;
  pointer-events:none; /* let clicks pass through */
}
.site-footer-inner{
  pointer-events:auto;
  background: transparent;
  color: var(--muted);
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 8px;
  display:flex;
  align-items:center;
  gap:12px;
  /* Use a humanist sans as an equivalent to Segoe UI for small footer text
     and ensure only initials are capitalized (no forced small-caps). */
  font-family: Inter, 'Segoe UI', system-ui, -apple-system, Roboto, Arial, sans-serif;
  /*text-transform: capitalize; /* make initials uppercase only */
  font-variant-caps: normal;
  font-feature-settings: "smcp" 0, "c2sc" 0;
}
.site-footer a{ color: var(--muted); text-decoration: underline; }

.powered-by{ display:block; }
.powered-by-logo{ max-width:200px; width:100%; height:auto; display:block; }

.powered-text{ font-size:12px; color:var(--muted); margin-right:6px; }
.powered-text strong{ font-weight:600; }

/* ensure the footer doesn't overlap page content on small screens */
@media (max-width:420px){
  .site-footer{ bottom:6px; }
  .site-footer-inner{ padding:6px 8px; gap:8px; }
  .powered-by-logo{ max-width:140px; }
}

/* Prevent fixed footer from overlapping page content */
.wrap{ padding-bottom: 100px; }

@media (max-width:420px){
  .wrap{ padding-bottom: 160px; }
}

@media print{
  .site-footer{ display:none !important; }
}