:root {
  color: #16212b;
  background: #f3f7f7;
  font-family: Arial, "Noto Sans Hebrew", sans-serif;
  line-height: 1.6;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
}

.shell {
  width: min(100% - 2rem, 42rem);
  margin: 0 auto;
  padding: clamp(2rem, 8vw, 5rem) 0;
}

.eyebrow {
  margin: 0;
  color: #356175;
  font-weight: 700;
}

h1,
h2 {
  color: #173647;
  line-height: 1.2;
}

h1 {
  margin: 0.5rem 0 1rem;
  font-size: clamp(2rem, 8vw, 3.25rem);
}

h2 {
  margin-top: 0;
  font-size: 1.25rem;
}

.lead {
  max-width: 36rem;
  font-size: 1.1rem;
}

.status-card,
.privacy-card,
.lesson-preview,
.boundary-note {
  margin-top: 1rem;
  padding: 1.25rem;
  border: 1px solid #c8d9db;
  border-radius: 1rem;
  background: #ffffff;
  box-shadow: 0 0.25rem 1rem rgb(23 54 71 / 8%);
}

.boundary-note {
  border-color: #e6c87e;
  background: #fff9e9;
}

.boundary-note p,
.lesson-preview p {
  margin-block: 0;
}

.lesson-preview {
  display: grid;
  gap: 1rem;
}

.lesson-meta {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
}

.lesson-meta div {
  display: grid;
  gap: 0.1rem;
}

.lesson-meta dt {
  color: #356175;
  font-weight: 700;
}

.lesson-meta dd {
  margin: 0;
}

.arabic-example {
  margin: 0;
  padding: 1rem;
  border-radius: 0.75rem;
  color: #173647;
  background: #e8f1f2;
  font-family: "Noto Naskh Arabic", Tahoma, sans-serif;
  font-size: 1.45rem;
}

.support-note {
  padding: 0.75rem;
  border-inline-start: 0.3rem solid #ebb649;
  background: #fff9e9;
}

.control-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.control-row button.secondary {
  color: #173647;
  background: #dce9ea;
}

.dictionary-list,
.dialogue-list {
  display: grid;
  gap: 0.75rem;
  padding: 0;
  list-style: none;
}

.dictionary-list li,
.dialogue-list li {
  padding: 0.75rem;
  border: 1px solid #d8e3e4;
  border-radius: 0.65rem;
}

.dictionary-list [lang="ar"],
.dialogue-list [lang="ar"] {
  font-family: "Noto Naskh Arabic", Tahoma, sans-serif;
  font-size: 1.2rem;
}

button {
  margin-top: 0.5rem;
  padding: 0.75rem 1rem;
  border: 0;
  border-radius: 0.5rem;
  color: #ffffff;
  background: #1e6175;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:hover,
button:focus-visible {
  background: #144657;
}

button:focus-visible {
  outline: 3px solid #ebb649;
  outline-offset: 3px;
}