.study-help { margin: 24px 0; padding: clamp(20px, 3vw, 30px); border: 1px solid #bdd5cb; border-radius: 16px; background: #eef5ef; color: #1d3634; }
.study-help__eyebrow { display: block; margin-bottom: 7px; font-size: .72rem; font-weight: 800; letter-spacing: .08em; color: #426951; }
.study-help h2 { margin: 0 0 8px; font-size: clamp(1.25rem, 2.5vw, 1.7rem); line-height: 1.25; color: inherit; }
.study-help p { margin: 0; max-width: 850px; font-size: .95rem; line-height: 1.65; color: #456054; }
.study-help__links { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 18px; }
.study-help .study-help__links a { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 12px 18px; border: 1px solid #bdd5cb; border-radius: 8px; background: #fff; color: #244f46; font-size: .9rem; font-weight: 750; text-decoration: none; }
.study-help .study-help__links a:first-child { background: #244f46; color: #fff; border-color: #244f46; }
.study-help__links a:hover { filter: brightness(.95); }
.study-help__links a:focus-visible { outline: 3px solid #31849a; outline-offset: 3px; }
.study-help-inline { display: block; padding: 14px 18px; background: #eef5ef; color: #244f46; border: 1px solid #bdd5cb; border-radius: 10px; font-size: .95rem; line-height: 1.5; }
.study-help-inline strong { color: inherit; }
.study-help-inline a { color: inherit; text-decoration: underline; text-underline-offset: 3px; font-weight: 700; }
.study-help-inline--review { margin: 16px auto 0; width: calc(100% - 32px); max-width: 900px; }
.app-body .study-help, .app-body .study-help-inline { background: var(--surface-muted); border-color: var(--line); color: var(--ink-800); }
.app-body .study-help { padding: 18px 20px; margin: 0 0 24px; }
.app-body .study-help h2 { font-size: 1.15rem; }
.app-body .study-help p, .app-body .study-help__eyebrow { color: var(--ink-600); }
.app-body .study-help .study-help__links a { background: var(--surface); color: var(--brand-700); border-color: var(--line); }
.app-body .study-help .study-help__links a:first-child { background: var(--brand-700); color: #fff; border-color: var(--brand-700); }
.app-body .study-help--compact { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 20px; padding: 12px 16px; }
.study-help--compact .study-help__links { margin-top: 0; gap: 8px 20px; }
.app-body .study-help--compact .study-help__links a,
.app-body .study-help--compact .study-help__links a:first-child { background: transparent; border: 0; padding: 4px 0; color: var(--brand-700); text-decoration: underline; text-underline-offset: 3px; font-size: .85rem; }
[data-theme="dark"] .study-help, [data-theme="dark"] .study-help-inline { background: #17342e; color: #e2f3e9; border-color: #466c5c; }
[data-theme="dark"] .study-help p, [data-theme="dark"] .study-help__eyebrow { color: #c4dacd; }
@media (max-width: 540px) { .study-help__links { flex-direction: column; } .study-help__links a { width: 100%; } }
@media (max-width: 650px) {
  .shop-page .shop-nav { display: grid; grid-template-columns: 1fr auto; }
  .shop-page .shop-nav nav { grid-column: 1 / -1; grid-row: 2; margin-left: 0; justify-content: space-between; }
  .shop-page .shop-nav nav a:last-child { display: inline; }
  .shop-page .shop-account { grid-column: 2; grid-row: 1; }
}