:root {
  --bg: #1f2730;
  --panel: #2a3440;
  --border: #475466;
  --text: #e8e2d8;
  --muted: #b9b1a6;
  --danger: #e07a7a;
}

body[data-theme="winter"] {
  --bg: #1f2730;
  --panel: #2a3440;
  --border: #475466;
  --text: #e8e2d8;
  --muted: #b9b1a6;
  --danger: #e07a7a;
}

body[data-theme="spring"] {
  --bg: #223228;
  --panel: #2f4334;
  --border: #708b71;
  --text: #edf2e7;
  --muted: #c9d4c3;
  --danger: #f08e8e;
}

body[data-theme="summer"] {
  --bg: #1f3038;
  --panel: #29424d;
  --border: #688a92;
  --text: #f2eadf;
  --muted: #d7cbbd;
  --danger: #ef8b7d;
}

body[data-theme="fall"] {
  --bg: #2d241e;
  --panel: #3a2f27;
  --border: #8a6a4e;
  --text: #f0e3d3;
  --muted: #d1b9a0;
  --danger: #f0936f;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Georgia, serif;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 820px) 280px;
  grid-template-rows: auto auto auto;
  column-gap: 28px;
  row-gap: 18px;
  min-height: 100vh;
  padding: 22px 24px;
  box-sizing: border-box;
  align-items: start;
}

.site-title {
  grid-column: 1;
  grid-row: 1;
  font-size: 18px;
  color: var(--text);
}

.theme-control {
  grid-column: 2;
  grid-row: 1;
  justify-self: end;
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-control label {
  font-size: 15px;
  color: var(--muted);
}

.theme-control select {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  font-family: Georgia, serif;
  font-size: 15px;
  padding: 8px 10px;
}

.prompt-block {
  grid-column: 1;
  grid-row: 2;
  max-width: 816px;
}

.prompt-block h1 {
  font-size: 40px;
  margin: 0 0 10px 0;
  font-weight: 600;
  color: var(--text);
}

.prompt-block p {
  font-size: 22px;
  line-height: 1.55;
  margin: 0;
  color: var(--text);
}

.prompt-actions {
  margin-top: 14px;
}

.writing-block {
  grid-column: 1;
  grid-row: 3;
  max-width: 816px;
}

.review-block {
  grid-column: 2;
  grid-row: 3;
  align-self: start;
  margin-top: 42px;
}

.label {
  display: block;
  font-size: 18px;
  margin-bottom: 10px;
  color: var(--muted);
}

textarea {
  width: 100%;
  max-width: 816px;
  height: 900px;
  max-height: calc(100vh - 220px);
  box-sizing: border-box;
  padding: 28px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  font-family: Georgia, serif;
  font-size: 22px;
  line-height: 1.72;
  resize: none;
  outline: none;
}

textarea::placeholder {
  color: var(--muted);
}

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

.writing-meta {
  margin-top: 10px;
}

.word-count {
  font-size: 16px;
  color: var(--muted);
}

.word-count.over-limit {
  color: var(--danger);
}

.actions {
  margin-top: 14px;
}

button {
  padding: 12px 20px;
  border: 1px solid var(--text);
  background: transparent;
  color: var(--text);
  font-family: Georgia, serif;
  font-size: 18px;
  cursor: pointer;
}

button:hover {
  background: var(--text);
  color: var(--bg);
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  background: transparent;
  color: var(--muted);
  border-color: var(--muted);
}

.feedback-window {
  width: 100%;
  height: 300px;
  box-sizing: border-box;
  padding: 16px;
  border: 1px solid var(--border);
  background: var(--panel);
  overflow-y: auto;
}

.feedback-window p,
.feedback-window li {
  font-size: 18px;
  line-height: 1.5;
  color: var(--text);
}

.feedback-window p {
  margin: 0 0 12px 0;
}

.feedback-window ul {
  margin: 0 0 12px 18px;
  padding: 0;
}

.empty {
  display: block;
}

@media (max-width: 1180px) {
  .layout {
    grid-template-columns: minmax(0, 1fr) 260px;
  }

  .writing-block,
  .prompt-block {
    max-width: 760px;
  }

  textarea {
    max-width: 760px;
  }
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto auto auto;
  }

  .site-title {
    grid-column: 1;
    grid-row: 1;
  }

  .theme-control {
    grid-column: 1;
    grid-row: 2;
    justify-self: start;
  }

  .prompt-block {
    grid-column: 1;
    grid-row: 3;
    max-width: none;
  }

  .writing-block {
    grid-column: 1;
    grid-row: 4;
    max-width: none;
  }

  .review-block {
    grid-column: 1;
    grid-row: 5;
    margin-top: 0;
  }

  .empty {
    display: none;
  }

  textarea {
    max-width: none;
    height: 560px;
    max-height: none;
  }

  .feedback-window {
    width: 100%;
    height: 240px;
  }
}