:root {
  --bg: #F4EFE6;
  --paper: #FBF8F1;
  --ink: #1A1816;
  --muted: #807A70;
  --divider: #DCD3BF;
  --chip-bg: #ECE3CE;
  --chip-hover: #DFD3B7;
  --over: #B33A2C;
  --highlight: #F2D266;
  --highlight-strong: #E5BE3F;
  --highlight-ink: #463600;
  --shipped: #2D6A4F;
  --serif: "Iowan Old Style", "Charter", "Cambria", "Hoefler Text", Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

/* The hidden attribute must win even over elements with an explicit display
   (e.g. the menus use display:flex), otherwise toggling [hidden] does nothing. */
[hidden] { display: none !important; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100%;
}

body {
  /* Subtle paper texture without an image: a soft radial wash */
  background:
    radial-gradient(ellipse at top, rgba(255, 248, 230, 0.6), transparent 60%),
    var(--bg);
  min-height: 100vh;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.app {
  max-width: 640px;
  margin: 0 auto;
  padding: 40px 28px 80px;
}

header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 32px;
}

header h1 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 30px;
  line-height: 1;
  margin: 0;
  letter-spacing: -0.015em;
}

.tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: 15px;
  color: var(--muted);
}

.status {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  min-height: 28px;
}

/* Timer + character-limit pills sit together (the message's two settings),
   counter stays opposite. */
.controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.timer-wrap { position: relative; }

.timer {
  font-family: var(--sans);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  font-weight: 500;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--divider);
  border-radius: 999px;
  padding: 4px 10px 4px 22px;
  cursor: pointer;
  letter-spacing: 0.02em;
  position: relative;
  transition: color 120ms, border-color 120ms, background 120ms;
}

.timer::before {
  content: "";
  position: absolute;
  left: 9px;
  top: 50%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.5;
  transform: translateY(-50%);
}

.timer:hover { background: var(--chip-bg); color: var(--ink); }
.timer.running { color: var(--ink); }
.timer.running::before { opacity: 0.9; }

.timer.urgent {
  color: var(--over);
  border-color: var(--over);
  animation: pulse 1s ease-in-out infinite;
}
.timer.urgent::before { background: var(--over); opacity: 1; }

.timer.expired {
  color: var(--over);
  border-color: var(--over);
  background: rgba(179, 58, 44, 0.08);
}

.timer.off { font-style: italic; opacity: 0.6; }
.timer.off::before { display: none; }
.timer.off { padding-left: 10px; }

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.timer-menu,
.limit-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  background: var(--paper);
  border: 1px solid var(--divider);
  border-radius: 6px;
  padding: 4px;
  display: flex;
  flex-direction: column;
  gap: 1px;
  box-shadow: 0 6px 24px rgba(26, 24, 22, 0.08);
  z-index: 20;
  min-width: 100px;
}

.timer-menu button,
.limit-menu button {
  font-family: var(--sans);
  font-size: 13px;
  background: transparent;
  border: none;
  padding: 6px 12px;
  text-align: left;
  cursor: pointer;
  border-radius: 3px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.timer-menu button:hover,
.limit-menu button:hover { background: var(--chip-bg); }

.limit-wrap { position: relative; }

.limit {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
  background: var(--chip-bg);
  border: 1px solid var(--divider);
  border-radius: 999px;
  padding: 4px 10px;
  cursor: pointer;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
  transition: background 120ms, border-color 120ms;
}
.limit:hover { background: var(--chip-hover); border-color: var(--chip-hover); }

.limit-menu { min-width: 170px; }
.limit-menu .ctx { color: var(--muted); font-style: italic; }

.counter {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  color: var(--muted);
  letter-spacing: 0.02em;
}
.counter .slash { opacity: 0.4; margin: 0 1px; }
.counter.over {
  color: var(--over);
  font-weight: 600;
}

.editor {
  position: relative;
  margin-bottom: 18px;
}

textarea,
.review {
  width: 100%;
  min-height: 260px;
  border: 1px solid var(--divider);
  background: var(--paper);
  border-radius: 4px;
  padding: 20px 22px;
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.55;
  color: var(--ink);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

textarea {
  outline: none;
  display: block;
  resize: vertical;
  transition: border-color 120ms, color 240ms, filter 240ms;
  -webkit-appearance: none;
  appearance: none;
}

textarea::placeholder {
  color: var(--muted);
  font-style: italic;
  opacity: 0.7;
}

textarea:focus { border-color: var(--ink); }

textarea.expired {
  color: var(--muted);
  filter: saturate(0.3);
  background: #F2EEE3;
}

.review {
  white-space: pre-wrap;
  word-wrap: break-word;
  overflow-wrap: break-word;
  cursor: default;
  min-height: 260px;
}

.review .empty {
  color: var(--muted);
  font-style: italic;
}

.review mark {
  background: var(--highlight);
  color: var(--highlight-ink);
  border-radius: 2px;
  padding: 0 3px;
  cursor: pointer;
  text-decoration: none;
  box-decoration-break: clone;
  -webkit-box-decoration-break: clone;
  transition: background 120ms;
}

.review mark:hover { background: var(--highlight-strong); }

.review mark .hint {
  font-family: var(--sans);
  font-style: italic;
  font-size: 0.72em;
  color: var(--highlight-ink);
  opacity: 0.75;
  margin-left: 3px;
  font-weight: 500;
  letter-spacing: 0.01em;
  white-space: nowrap;
}

.expired-notice {
  position: absolute;
  bottom: 12px;
  right: 16px;
  font-size: 12px;
  color: var(--over);
  font-style: italic;
  pointer-events: none;
  font-family: var(--sans);
}

#customLimit {
  width: 72px;
  font-family: var(--sans);
  font-size: 13px;
  border: 1px solid var(--ink);
  border-radius: 999px;
  padding: 4px 12px;
  background: var(--paper);
  color: var(--ink);
  outline: none;
  font-variant-numeric: tabular-nums;
  -moz-appearance: textfield;
}
#customLimit::-webkit-outer-spin-button,
#customLimit::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  flex-wrap: wrap;
}

.actions button {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  background: transparent;
  border: 1px solid var(--divider);
  border-radius: 4px;
  padding: 9px 18px;
  cursor: pointer;
  color: var(--ink);
  transition: background 120ms, border-color 120ms, color 120ms;
  letter-spacing: 0.01em;
}

.actions button:hover { background: var(--chip-bg); border-color: var(--chip-hover); }

.actions button.primary {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.actions button.primary:hover { background: #000; border-color: #000; }

.actions button.success {
  background: var(--shipped);
  color: #fff;
  border-color: var(--shipped);
}

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: var(--ink);
  color: var(--paper);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13px;
  font-family: var(--sans);
  letter-spacing: 0.02em;
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms, transform 180ms;
  z-index: 30;
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (max-width: 480px) {
  .app { padding: 24px 18px 60px; }
  header h1 { font-size: 26px; }
  header { margin-bottom: 24px; }
  textarea, .review { font-size: 17px; min-height: 220px; padding: 16px 18px; }
  .actions button { padding: 10px 16px; flex: 1; min-width: 0; }
  .actions button.primary { flex: 1.4; }
}

@media (prefers-color-scheme: dark) {
  /* Stay in paper mode — this tool is meant to feel like writing on paper. */
}