:root {
  --bg: #f7f2e8;
  --panel: #fffdf8;
  --text: #252525;
  --muted: #68645d;
  --line: #e4dac9;
  --green: #4f7657;
  --green-dark: #38583f;
  --green-soft: #e8f0e7;
  --red: #b84646;
  --red-soft: #ffe9e9;
  --yellow-soft: #fff4d2;
  --shadow: 0 16px 40px rgba(44, 38, 24, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #fff8ea, var(--bg));
  color: var(--text);
}

.app-shell {
  width: min(1080px, calc(100% - 28px));
  margin: 28px auto;
}

.hero, .panel, .word-card, .status, .empty-state {
  background: rgba(255, 253, 248, 0.94);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  padding: 32px;
  margin-bottom: 22px;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--green);
}

h1 { margin: 0; font-size: clamp(2.1rem, 6vw, 4.2rem); line-height: 0.95; }
h2 { margin: 0; font-size: 1.25rem; }
h3 { margin: 0; font-size: 1.28rem; }
p { color: var(--muted); line-height: 1.5; }

button, .secondary-btn, .primary-btn, .danger-outline-btn {
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 800;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.12s ease, opacity 0.12s ease;
}
button:hover, .secondary-btn:hover, .primary-btn:hover, .danger-outline-btn:hover { transform: translateY(-1px); }

.primary-btn { background: var(--green); color: white; }
.secondary-btn { background: var(--green-soft); color: var(--green-dark); }
.danger-outline-btn { background: var(--red-soft); color: var(--red); }

.status { padding: 14px 18px; margin-bottom: 18px; font-weight: 700; box-shadow: none; }
.status.info { background: #eef3ff; color: #345079; }
.status.success { background: var(--green-soft); color: var(--green-dark); }
.status.warning { background: var(--yellow-soft); color: #8a680e; }
.status.error { background: var(--red-soft); color: var(--red); }
.hidden { display: none !important; }

.controls {
  display: grid;
  grid-template-columns: 1fr minmax(230px, 320px);
  gap: 16px;
  margin-bottom: 24px;
}

label span { display: block; font-size: 0.82rem; font-weight: 800; margin-bottom: 8px; color: var(--muted); }
input, select {
  width: 100%;
  border: 1px solid var(--line);
  background: white;
  border-radius: 16px;
  padding: 14px 16px;
  font: inherit;
  outline: none;
}
input:focus, select:focus { border-color: var(--green); box-shadow: 0 0 0 4px rgba(79, 118, 87, 0.13); }

.category-section { margin: 28px 0; }
.category-header { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 14px; }
.category-header span, .category-header small { color: var(--muted); font-weight: 800; }

.word-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.word-card { padding: 20px; min-height: 150px; }
.word-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.english { margin: 4px 0 0; }
.pronunciation { display: inline-flex; margin: 16px 0 0; padding: 6px 10px; border-radius: 999px; background: var(--green-soft); color: var(--green-dark); font-weight: 900; }
.note { font-size: 0.9rem; margin: 12px 0 0; }
.listen-btn { min-width: 46px; height: 46px; padding: 0; background: var(--green); color: white; box-shadow: 0 8px 18px rgba(56, 88, 63, 0.25); }
.empty-state { padding: 28px; color: var(--muted); }

.panel { padding: 24px; margin-bottom: 22px; }
.muted { color: var(--muted); }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.form-grid.two-cols { grid-template-columns: 1fr 1fr auto; align-items: end; }
.full-width { grid-column: 1 / -1; }
.form-actions, .admin-actions, .row-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.admin-actions { margin-bottom: 18px; }
.admin-list { display: grid; gap: 12px; }
.admin-row { display: flex; justify-content: space-between; gap: 18px; align-items: center; background: white; border: 1px solid var(--line); border-radius: 18px; padding: 16px; }
.admin-row p { margin: 4px 0; }
.admin-row small { color: var(--muted); }
.compact-search { max-width: 320px; }

@media (max-width: 800px) {
  .hero, .controls, .form-grid, .form-grid.two-cols, .admin-row { grid-template-columns: 1fr; flex-direction: column; }
  .word-grid { grid-template-columns: 1fr; }
  .hero { padding: 24px; }
  .controls { display: grid; }
  .form-grid { display: grid; grid-template-columns: 1fr; }
  .form-grid.two-cols { display: grid; grid-template-columns: 1fr; }
  .admin-row { align-items: stretch; }
  .row-actions button { flex: 1; }
}