:root {
  --bg-a: #eef6ff;
  --bg-b: #f7fbf5;
  --card: #ffffff;
  --line: #cbd5e1;
  --text: #0f172a;
  --muted: #475569;
  --accent: #14532d;
  --accent-soft: #dcfce7;
  --shadow: 0 20px 45px rgba(15, 23, 42, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Avenir Next", "Trebuchet MS", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 0% 0%, #dbeafe 0%, transparent 35%),
    radial-gradient(circle at 100% 100%, #dcfce7 0%, transparent 40%),
    linear-gradient(145deg, var(--bg-a), var(--bg-b));
}

.help-shell {
  max-width: 980px;
  margin: 2rem auto;
  padding: 0 1rem 2rem;
}

.help-header {
  display: flex;
  gap: 1rem;
  align-items: center;
  background: var(--card);
  border: 1px solid #fff;
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 1.2rem;
}

.help-logo {
  width: 82px;
  height: 82px;
  object-fit: contain;
}

.help-eyebrow {
  margin: 0;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  font-weight: 700;
}

h1 {
  margin: 0.3rem 0;
  font-size: clamp(1.5rem, 1.1rem + 1vw, 2.1rem);
}

.help-subtitle {
  margin: 0;
  color: var(--muted);
}

.language-switcher {
  display: flex;
  gap: 0.6rem;
  margin: 1rem 0;
  flex-wrap: wrap;
}

.lang-btn {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  font: inherit;
  cursor: pointer;
}

.lang-btn[aria-selected="true"] {
  background: var(--accent-soft);
  color: #14532d;
  border-color: #86efac;
  font-weight: 700;
}

.help-panel {
  background: var(--card);
  border: 1px solid #fff;
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 1.2rem;
  line-height: 1.6;
}

.help-panel h2 {
  margin-top: 0;
}

.help-panel h3 {
  margin-top: 1.2rem;
  margin-bottom: 0.45rem;
  color: #1e293b;
}

.help-panel ul,
.help-panel ol {
  padding-left: 1.2rem;
}

.help-footer {
  margin-top: 1rem;
  background: #fff7ed;
  border: 1px solid #fdba74;
  border-radius: 14px;
  padding: 1rem;
  line-height: 1.6;
}

.help-footer a {
  color: #9a3412;
  font-weight: 700;
}

@media (max-width: 700px) {
  .help-header {
    flex-direction: column;
    align-items: flex-start;
  }
}