:root {
  --bg: #faf7f2;
  --fg: #2a2622;
  --dim: #b9b0a4;
  --faint: #e6e0d6;
  --accent: #8a6d3f;
  --bad: #b4443a;
  --good: #4a7a52;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: ui-sans-serif, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17161a;
    --fg: #ece6dc;
    --dim: #58534d;
    --faint: #2a282c;
    --accent: #c8a469;
    --bad: #d97a6e;
    --good: #86b78e;
  }
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  touch-action: manipulation; /* no double-tap zoom when tapping blanks */
}

main {
  --gutter: clamp(1.25rem, 5vw, 2rem);
  max-width: 40rem;
  margin: 0 auto;
  padding: clamp(1.5rem, 5vw, 3.5rem) var(--gutter) 3rem;
  /* stay clear of the notch, rounded corners, and home indicator */
  padding-left: max(var(--gutter), env(safe-area-inset-left));
  padding-right: max(var(--gutter), env(safe-area-inset-right));
  padding-bottom: max(3rem, env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  min-height: 100%;
  gap: clamp(1.5rem, 4vw, 2.5rem);
}

/* ---------- header ---------- */

h1 {
  font: 400 0.75rem/1 var(--sans);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 0 0 1.25rem;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

nav button {
  font: 400 0.82rem/1 var(--sans);
  color: var(--dim);
  background: none;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.4rem 0.7rem;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

nav button:hover { color: var(--fg); }

nav button[aria-selected="true"] {
  color: var(--fg);
  border-color: var(--faint);
  background: color-mix(in srgb, var(--faint) 55%, transparent);
}

/* ---------- prayer ---------- */

.prayer {
  flex: 1;
  font-family: var(--serif);
  font-size: clamp(1.15rem, 1.05rem + 1.1vw, 1.6rem);
  line-height: 1.85;
}

.line {
  margin: 0 0 0.5em;
  padding-left: 1.1em;
  text-indent: -1.1em;
  transition: filter 0.35s ease, opacity 0.35s ease;
}

.line:last-child { margin-bottom: 0; }

.w {
  border-radius: 3px;
  transition: color 0.12s ease, opacity 0.12s ease;
}

.c { white-space: pre; }

/* default (read mode): everything solid */
.prayer[data-mode="read"] .w { color: var(--fg); }

/* progressive modes: past / present / future */
.prayer[data-mode="type"] .w.ahead,
.prayer[data-mode="first"] .w.ahead,
.prayer[data-mode="speak"] .w.ahead { color: var(--dim); }

.prayer[data-mode="type"] .w.done,
.prayer[data-mode="first"] .w.done,
.prayer[data-mode="speak"] .w.done { color: var(--fg); }

.w.cur {
  color: var(--fg);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.c.typed { color: var(--good); }

.c.next {
  box-shadow: inset 2px 0 0 var(--accent);
  animation: blink 1.1s steps(1) infinite;
}

@keyframes blink { 50% { box-shadow: inset 2px 0 0 transparent; } }

.w.shake { animation: shake 0.22s ease; color: var(--bad) !important; }

@keyframes shake {
  25% { transform: translateX(-2px); }
  75% { transform: translateX(2px); }
}

.w.shake { display: inline-block; }

/* hidden words — the Blanks grid, and every unreached word in First letters */
.w.blank {
  box-shadow: inset 0 -1px 0 var(--dim);
}

.w.blank .c.l { visibility: hidden; }

.prayer[data-mode="blanks"] .w.blank {
  cursor: pointer;
  position: relative;
}

/* A short blank like "I" is only ~7px wide. Give it a finger-sized hit area
   without disturbing the layout — mostly vertical, since neighbours are close. */
.prayer[data-mode="blanks"] .w.blank::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: max(100%, 30px);
  height: max(100%, 44px);
}

/* the word you're on keeps the accent underline even while it's blank */
.w.blank.cur { box-shadow: inset 0 -2px 0 var(--accent); }

.w.revealed {
  color: var(--accent);
  box-shadow: none;
}

/* line-by-line mode */
.line.veiled {
  filter: blur(9px);
  opacity: 0.3;
  user-select: none;
  cursor: pointer;
}

.line.active { color: var(--fg); }

/* ---------- footer ---------- */

footer {
  border-top: 1px solid var(--faint);
  padding-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bar {
  height: 2px;
  background: var(--faint);
  border-radius: 2px;
  overflow: hidden;
}

.bar i {
  display: block;
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.2s ease;
}

.hint, .stats {
  margin: 0;
  font-size: 0.8rem;
  color: var(--dim);
  line-height: 1.5;
}

.stats b { font-weight: 500; color: var(--fg); }

.stats .done-note { color: var(--good); }

.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.9rem;
  font-size: 0.8rem;
  color: var(--dim);
}

.controls:empty { display: none; }

.controls button {
  font: inherit;
  color: var(--fg);
  background: none;
  border: 1px solid var(--faint);
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  cursor: pointer;
}

.controls button:hover { border-color: var(--dim); }

.controls button.on {
  border-color: var(--accent);
  color: var(--accent);
}

.controls label {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
}

.controls select {
  font: inherit;
  color: var(--fg);
  background: none;
  border: 1px solid var(--faint);
  border-radius: 999px;
  padding: 0.3rem 0.4rem;
}

/* offscreen keyboard capture */
#kbd {
  position: fixed;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  padding: 0;
  border: 0;
  opacity: 0;
  pointer-events: none;
  font-size: 16px; /* keeps iOS from zooming on focus */
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}