:root {
  --bg: #0f1411;
  --panel: #19211c;
  --panel-2: #212b25;
  --line: #2e3b33;
  --text: #e7efe9;
  --muted: #8aa093;
  --accent: #2fae82;
  --accent-d: #1f6f54;
  --tile: #f2e9d8;
  --tile-text: #2a241a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-text-size-adjust: 100%;
  overscroll-behavior-y: contain;
}

/* kill the 300ms tap delay / double-tap zoom on controls */
button, input, select { touch-action: manipulation; }

header {
  padding: max(12px, env(safe-area-inset-top)) 16px 6px;
  text-align: center;
}
header h1 { margin: 0; font-size: 1.4rem; letter-spacing: 1px; color: var(--accent); }
.tag { margin: 2px 0 0; color: var(--muted); font-size: .8rem; }
.settings-link { display: inline-block; margin-top: 6px; color: var(--accent); text-decoration: none; font-size: .82rem; }

/* settings page */
.settings-kind {
  border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 12px; margin: 10px 0; background: var(--panel);
}
.settings-kind h3 { margin: 0 0 8px; color: var(--accent); font-size: 1rem; text-transform: capitalize; }
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 8px; }
.copyall { background: none; border: 0; color: var(--muted); font-size: .72rem; cursor: pointer; text-decoration: underline; padding: 6px 0 0; }
.settings-actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 14px 0 6px; }
.settings-actions .go { width: auto; flex: 1 1 auto; }
.ghost {
  flex: 1 1 auto; padding: 14px; border: 1px solid var(--line); border-radius: 11px;
  background: var(--panel); color: var(--text); font-size: 1rem; font-weight: 600; cursor: pointer; min-height: 44px;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 8px max(12px, env(safe-area-inset-left)) calc(40px + env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-right));
}

.kinds {
  display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0 4px;
}
.kinds button {
  flex: 1 1 auto; min-width: 72px; min-height: 44px;
  padding: 9px 6px; border: 1px solid var(--line); border-radius: 9px;
  background: var(--panel); color: var(--text); font-size: .9rem; cursor: pointer;
}
.kinds button.active { background: var(--accent-d); border-color: var(--accent); color: #fff; font-weight: 600; }

.hint { color: var(--muted); font-size: .8rem; margin: 4px 2px 10px; min-height: 1em; }

.field { margin: 10px 0; }
.field label { display: block; font-size: .78rem; color: var(--muted); margin-bottom: 4px; }
.muted { color: var(--muted); }
.hidden { display: none; }

input[type=text], input[type=number], select {
  width: 100%; padding: 11px 12px; border: 1px solid var(--line); border-radius: 9px;
  background: var(--panel-2); color: var(--text); font-size: 1rem;
}
#letters { font-size: 1.25rem; letter-spacing: 3px; text-transform: uppercase; }

/* main letter input with the Blanks selector to its right */
.letters-row { display: flex; gap: 8px; align-items: flex-end; }
.letters-main { flex: 1 1 auto; min-width: 0; }
.blanks-opt { flex: 0 0 auto; width: 78px; }
.blanks-opt select { width: 100%; }
#rack, #with { text-transform: uppercase; }
/* 16px (1rem) min on all controls so iOS doesn't zoom in on focus */
#raw { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 1rem; color: var(--accent); }
.english { margin: 0; padding: 10px 12px; border: 1px solid var(--line); border-radius: 9px; background: var(--panel-2); color: var(--text); font-size: 1.02rem; font-style: italic; min-height: 1.4em; }

.options {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 8px; margin: 10px 0;
}
.opt label { display: block; font-size: .72rem; color: var(--muted); margin-bottom: 3px; }
.opt select, .opt input { padding: 10px 8px; font-size: 1rem; min-height: 44px; }

.go {
  width: 100%; margin-top: 6px; padding: 14px; border: 0; border-radius: 11px;
  background: var(--accent); color: #06281c; font-size: 1.05rem; font-weight: 700; cursor: pointer;
}
.go:active { background: var(--accent-d); }

.quick-wrap { margin: 14px 0 4px; padding-top: 12px; border-top: 1px dashed var(--line); }
.quick-wrap summary {
  cursor: pointer; padding: 8px 2px; min-height: 44px; display: flex; align-items: center;
  font-size: .8rem; color: var(--accent); text-transform: uppercase; letter-spacing: .5px;
}
.quick {
  display: flex; flex-wrap: wrap; gap: 6px; align-items: center; margin: 6px 0 4px;
}
.quick button {
  flex: 1 1 auto; min-width: 140px; min-height: 44px; padding: 10px 8px;
  border: 1px solid var(--accent-d); border-radius: 9px;
  background: var(--panel); color: var(--accent); font-size: .85rem; font-weight: 600; cursor: pointer;
}
.quick button:active { background: var(--accent-d); color: #fff; }

.status { text-align: center; color: var(--muted); font-size: .85rem; min-height: 1.1em; margin: 10px 0; }
.status.error { color: #ff8b7a; }

.results { margin-top: 8px; }
.group-head {
  margin: 14px 0 6px; font-size: .8rem; color: var(--muted);
  text-transform: uppercase; letter-spacing: .5px; border-bottom: 1px solid var(--line); padding-bottom: 4px;
}
.words { display: flex; flex-wrap: wrap; gap: 7px; }
.word {
  display: inline-flex; align-items: baseline; gap: 6px;
  background: var(--tile); color: var(--tile-text);
  padding: 9px 12px; border-radius: 8px; font-weight: 600; font-size: 1rem;
  cursor: pointer; box-shadow: 0 1px 0 #0006; -webkit-tap-highlight-color: transparent;
}
.word .sc { font-size: .72rem; color: #7a6f57; font-weight: 700; }
.lt-blank { color: #1f8a52; }  /* letter supplied by a blank tile */
.lt-added { color: #1f63d0; }  /* the extra letter from a plus query */
.word.copied { outline: 2px solid var(--accent); }

/* color key shown above results when blanks / added letters are present */
.legend { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; margin: 2px 0 10px; font-size: .78rem; color: var(--muted); }
.legend .key-item { display: inline-flex; align-items: center; gap: 6px; }
.legend .chip { background: var(--tile); border-radius: 4px; padding: 1px 7px; font-weight: 700; }

/* help / syntax reference */
.help {
  margin-top: 28px; padding-top: 16px; border-top: 1px solid var(--line);
  color: var(--text);
}
.help h2 { font-size: 1.05rem; color: var(--accent); margin: 0 0 6px; }
.help h3 { font-size: .9rem; color: var(--text); margin: 18px 0 6px; }
.help-intro { color: var(--muted); font-size: .85rem; margin: 0 0 6px; }
.help table.ref { width: 100%; border-collapse: collapse; font-size: .82rem; }
.help table.ref th {
  text-align: left; color: var(--muted); font-weight: 600;
  border-bottom: 1px solid var(--line); padding: 6px 8px;
}
.help table.ref td {
  border-bottom: 1px solid var(--line); padding: 6px 8px; vertical-align: top;
}
.help table.ref td:first-child { color: var(--text); }
.help ul.notes, .help ul.examples { margin: 6px 0; padding-left: 18px; font-size: .85rem; }
.help ul.notes li, .help ul.examples li { margin: 4px 0; color: var(--muted); }
.help ul.notes strong { color: var(--text); }
.help code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .8rem; background: var(--panel-2); color: var(--accent);
  padding: 1px 5px; border-radius: 5px; overflow-wrap: anywhere;
}
.help ul.examples li code { color: var(--text); }

/* narrow phones */
@media (max-width: 420px) {
  header { padding-top: max(8px, env(safe-area-inset-top)); }
  header h1 { font-size: 1.25rem; }
  .tag { font-size: .72rem; }
  #letters { font-size: 1.15rem; letter-spacing: 2px; }
  .kinds button { min-width: 0; flex-basis: calc(25% - 6px); font-size: .82rem; padding: 9px 4px; }
  .options { grid-template-columns: repeat(3, 1fr); }
  .quick button { min-width: 0; flex-basis: 100%; }
  .help table.ref { font-size: .8rem; }
}

/* ad-unit placeholders (feature-flagged OFF; reserved for plan §7.2) */
.adslot { display: none; }