/* ==========================================================
   TypingTutor.Online
   Settings v7.0
========================================================== */

.settings-dashboard {
    width: min(1180px, calc(100% - 24px));
    margin: 22px auto;
}

.settings-header {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    align-items: flex-start;
    padding: 22px;
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: 18px;
    box-shadow: var(--shadow-md);
}

.settings-eyebrow {
    color: var(--primary);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.settings-header h2 {
    margin: 5px 0;
    color: var(--text);
    font-size: 26px;
}

.settings-header p {
    max-width: 720px;
    margin: 0;
    color: var(--text-light);
    line-height: 1.6;
}

.settings-save-status {
    flex: 0 0 auto;
    padding: 8px 11px;
    color: var(--success);
    background: color-mix(in srgb, var(--success) 10%, var(--surface));
    border: 1px solid color-mix(in srgb, var(--success) 25%, transparent);
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
}

.settings-section-nav {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    margin: 12px 0;
    padding: 4px 0;
}

.settings-section-nav button {
    flex: 0 0 auto;
    padding: 8px 13px;
    color: var(--text-light);
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: 999px;
    font: inherit;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
}

.settings-section-nav button:hover,
.settings-section-nav button:focus-visible {
    color: var(--primary);
    border-color: var(--primary);
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.settings-card {
    scroll-margin-top: 100px;
    padding: 18px;
    background: var(--surface);
    border: 1px solid var(--border-soft);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
}

.settings-card-wide {
    grid-column: 1 / -1;
}

.settings-card-heading {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 13px;
    padding-bottom: 13px;
    border-bottom: 1px solid var(--border-soft);
}

.settings-card-icon {
    display: grid;
    flex: 0 0 36px;
    width: 36px;
    height: 36px;
    place-items: center;
    color: var(--primary);
    background: color-mix(in srgb, var(--primary) 10%, var(--surface));
    border-radius: 10px;
    font-size: 18px;
    font-weight: 800;
}

.settings-card h3 {
    margin: 0 0 4px;
    color: var(--text);
    font-size: 16px;
}

.settings-card-heading p {
    margin: 0;
    color: var(--text-light);
    font-size: 11px;
    line-height: 1.45;
}

.setting-row {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: center;
    min-height: 62px;
    padding: 11px 0;
    border-bottom: 1px solid var(--border-soft);
}

.setting-row:last-of-type {
    border-bottom: 0;
}

.setting-row > span {
    display: grid;
    gap: 4px;
    min-width: 0;
}

.setting-row strong {
    color: var(--text);
    font-size: 12px;
}

.setting-row small {
    color: var(--text-muted);
    font-size: 10px;
    line-height: 1.4;
}

.setting-row select,
.setting-row input[type="time"] {
    flex: 0 0 155px;
    min-height: 38px;
    padding: 7px 10px;
    color: var(--text);
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: 9px;
    font: inherit;
    font-size: 11px;
}

.setting-switch {
    appearance: none;
    position: relative;
    flex: 0 0 44px;
    width: 44px;
    height: 24px;
    margin: 0;
    background: var(--border);
    border-radius: 999px;
    cursor: pointer;
    transition: background .2s ease;
}

.setting-switch::after {
    content: "";
    position: absolute;
    top: 3px;
    left: 3px;
    width: 18px;
    height: 18px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .25);
    transition: transform .2s ease;
}

.setting-switch:checked {
    background: var(--primary);
}

.setting-switch:checked::after {
    transform: translateX(20px);
}

.setting-switch:focus-visible {
    outline: 3px solid color-mix(in srgb, var(--primary) 30%, transparent);
    outline-offset: 2px;
}

.setting-action-group {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 14px;
}

.settings-action-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 39px;
    padding: 8px 13px;
    color: var(--text);
    background: var(--surface-alt);
    border: 1px solid var(--border);
    border-radius: 9px;
    font: inherit;
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
}

.settings-action-button:hover,
.settings-action-button:focus-visible {
    border-color: var(--primary);
}

.settings-action-button.primary {
    color: #fff;
    background: var(--primary);
    border-color: var(--primary);
}

.settings-action-button.danger {
    color: #b42318;
    background: #fff4f2;
    border-color: #fecdca;
}

.file-action input {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.settings-inline-message {
    min-height: 18px;
    margin: 10px 0 0;
    color: var(--primary);
    font-size: 11px;
}

.settings-data-notice {
    display: grid;
    gap: 4px;
    padding: 12px 14px;
    color: var(--text-light);
    background: var(--surface-alt);
    border-radius: 10px;
    font-size: 11px;
    line-height: 1.5;
}

.settings-data-notice strong {
    color: var(--text);
}

/* Applied tutor settings */

html[data-typing-text-size="normal"] #lessonText {
    font-size: 20px;
}

html[data-typing-text-size="large"] #lessonText {
    font-size: 24px;
}

html[data-typing-text-size="extra-large"] #lessonText {
    font-size: 29px;
}

html[data-text-spacing="comfortable"] #lessonText {
    letter-spacing: .035em;
    line-height: 1.9;
}

html[data-text-spacing="wide"] #lessonText {
    letter-spacing: .075em;
    word-spacing: .18em;
    line-height: 2.05;
}

html[data-keyboard-text-size="normal"] .key-primary {
    font-size: clamp(12px, 1vw, 16px);
}

html[data-keyboard-text-size="large"] .key-primary {
    font-size: clamp(14px, 1.18vw, 19px);
}

html[data-keyboard-text-size="extra-large"] .key-primary {
    font-size: clamp(16px, 1.35vw, 21px);
}

html[data-keyboard-text-size="large"] .key-secondary {
    font-size: clamp(9px, .82vw, 13px);
}

html[data-keyboard-text-size="extra-large"] .key-secondary {
    font-size: clamp(10px, .95vw, 14px);
}

html[data-show-keyboard="false"] #keyboardContainer {
    display: none !important;
}

html[data-show-hands="false"] .hands-guidance-card {
    display: none !important;
}

html[data-show-target-row="false"] #targetRowGuide {
    display: none !important;
}

html[data-live-statistics="accuracy"] #wpmCard,
html[data-live-statistics="accuracy"] .stat-card:has(#wpm) {
    display: none !important;
}

html[data-live-statistics="hidden"] #statistics {
    display: none !important;
}

html[data-highlight-expected-key="false"] .key.expected,
html[data-highlight-expected-key="false"] .key.active,
html[data-highlight-expected-key="false"] .target-key.expected {
    box-shadow: none !important;
    outline: 0 !important;
}

html[data-high-contrast="true"] {
    --border: #64748b;
    --border-soft: #94a3b8;
}

html[data-high-contrast="true"] #lessonText,
html[data-high-contrast="true"] .key {
    border-width: 2px;
}

html[data-high-contrast="true"] :focus-visible {
    outline: 4px solid #ffbf00 !important;
    outline-offset: 3px !important;
}

html[data-reduced-motion="true"] *,
html[data-reduced-motion="true"] *::before,
html[data-reduced-motion="true"] *::after {
    scroll-behavior: auto !important;
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
}

@media (max-width: 760px) {
    .settings-header {
        flex-direction: column;
    }

    .settings-grid {
        grid-template-columns: 1fr;
    }

    .settings-card-wide {
        grid-column: auto;
    }

    .setting-row {
        align-items: flex-start;
    }
}

@media (max-width: 520px) {
    .settings-dashboard {
        width: min(100% - 14px, 1180px);
    }

    .settings-header,
    .settings-card {
        padding: 14px;
    }

    .setting-row {
        flex-direction: column;
        gap: 9px;
    }

    .setting-row select,
    .setting-row input[type="time"] {
        flex-basis: auto;
        width: 100%;
    }

    .setting-toggle-row {
        flex-direction: row;
        align-items: center;
    }

    .setting-action-group {
        display: grid;
        grid-template-columns: 1fr;
    }
}


/* ==========================================================
   SAFE LESSON VISIBILITY FIX v7.3
========================================================== */

#lessonText {
    overflow-x: hidden !important;
    overflow-y: auto !important;
    overscroll-behavior: contain;
    scrollbar-width: none;
    scroll-padding-top: 24px;
    scroll-padding-bottom: 24px;
}

#lessonText::-webkit-scrollbar {
    display: none;
}