/* Focused practice shell; shared navigation and other trainers keep their layout. */
.morse-machine-page #machine-main { padding-top: 1.5rem; }
.morse-machine-page .machine-heading { margin-bottom: 1rem; }
.morse-machine-page .machine-heading h1 { margin: .3rem 0; font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 700; color: #eef5ff; }
.morse-machine-page .machine-heading p { margin: .35rem 0; color: #c4d4e5; }
.morse-machine-page .machine-heading a { display: inline-flex; align-items: center; min-height: 44px; color: #8eddf2; text-decoration: underline; text-underline-offset: .2em; }
.morse-machine-page .machine-guest-note { margin-bottom: 1rem; padding: .75rem 1rem; border: 1px solid #3b5268; border-radius: 6px; background: #102333; color: #d4e2ef; font-size: .875rem; }
.morse-machine-page .machine-guest-note strong { margin-right: .5rem; color: #eff6ff; }
.morse-machine-page .machine-guest-note a { color: #9ee5f5; text-decoration: underline; }
.morse-machine-page .machine-practice-heading h2 { font-size: 1.125rem; font-weight: 600; color: #edf5ff; }
.morse-machine-page #charSetDisplay { margin-left: .5rem; color: #97dcec; font-size: .875rem; font-weight: 400; }
.morse-machine-page .machine-practice-heading p { margin: .4rem 0 1rem; color: #c5d5e5; }
.morse-machine-page .machine-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-bottom: 1rem; }
.morse-machine-page #machine-main button { min-height: 44px; min-width: 44px; }
.morse-machine-page .machine-answer label { display: block; font-weight: 600; color: #edf5ff; margin-bottom: .4rem; }
.morse-machine-page #userInput { display: block; position: static; width: 100%; max-width: 24rem; min-height: 48px; padding: .65rem .8rem; border: 1px solid #7b9ab7; border-radius: 6px; opacity: 1; font-size: 1.125rem; }
.morse-machine-page #userInput:disabled { opacity: .65; }
.morse-machine-page #machineKeyboardHelp { margin: .5rem 0 1rem; font-size: .875rem; color: #c5d5e5; }
.morse-machine-page .machine-settings { border-top: 1px solid #40546a; border-bottom: 1px solid #40546a; margin: 1rem 0; }
.morse-machine-page .machine-settings summary { display: list-item; cursor: pointer; min-height: 48px; padding: .75rem .25rem; color: #a4e6f4; font-weight: 600; }
.morse-machine-page .machine-settings-content { padding-top: 1rem; }
.morse-machine-page .machine-announcement-option { display: flex; gap: .5rem; align-items: center; min-height: 44px; }
.morse-machine-page .machine-settings-hint { color: #c5d5e5; font-size: .875rem; }
.morse-machine-page #machine-main :is(a, button, summary, input, select):focus-visible { outline: 3px solid #a8e8fa; outline-offset: 3px; }
.morse-machine-page .trainer-ios-promo { margin-top: 1.5rem; padding: 1rem; background: #102333; border: 1px solid #3b5268; box-shadow: none; }
.morse-machine-page .trainer-ios-promo .ios-app-icon { width: 48px; height: 48px; }
.morse-machine-page .trainer-ios-promo .trainer-ios-promo-title { font-size: 1rem; }
.morse-machine-page .trainer-ios-promo .app-store-button { color: #a4e6f4; background: transparent; border: 1px solid #638399; box-shadow: none; }
@media (max-width: 600px) {
    .morse-machine-page #machine-main { padding: .75rem .75rem 1.5rem; }
    .morse-machine-page .morse-machine-container > .p-6 { padding: 1rem; }
    .morse-machine-page .machine-guest-note { padding: .65rem .75rem; }
    .morse-machine-page .machine-heading a { min-height: 36px; }
    .morse-machine-page .machine-settings-content > .flex { justify-content: flex-start; }
}