/* Final content layout, after the page styles and both theme palettes.
   Activities retain a surface; their supporting rows share the page width. */
:root {
    --content-radius: 10px;
}

main .section-kicker {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
}
main .section-heading h2,
main .account-page :is(.background-intro h2, .account-danger-zone h2),
main .study-content #it-basics-intro { font-size: 22px; font-weight: 700; line-height: 1.3; letter-spacing: -.02em; }
main .section-heading { margin-bottom: 16px; }

/* Today: goal progress supports the next activity without competing with it. */
main .today-hero.page-intro { padding-block: 24px 18px; }
main .today-plan-section .daily-session-goal {
    margin-bottom: 20px;
    padding: 0 0 18px;
    gap: 12px;
    border: 0;
    border-bottom: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
main .daily-session-goal h2 { margin: 0 0 4px; font-size: 18px; }
main .daily-goal-checklist { gap: 8px 24px; }
main .daily-goal-checklist li {
    padding: 0;
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 8px;
    border: 0;
    border-radius: 0;
    background: transparent;
}
main .daily-goal-checklist li > span { width: 22px; height: 22px; font-size: 11px; }
main .daily-goal-checklist strong { font-size: 13px; font-weight: 650; }
main .daily-goal-checklist small { font-size: 12px; }
main .today-next-heading { margin-bottom: 12px; }
main .today-plan-grid[data-primary-plan] > .today-plan-item:first-child {
    padding: 20px;
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--green-dark);
    border-radius: var(--content-radius);
    background: var(--surface-card);
    box-shadow: none;
}
main .today-plan-item > div > small {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 650;
    letter-spacing: 0;
    text-transform: none;
}
main .today-plan-item > div > p { color: var(--text-secondary); font-size: 13px; line-height: 1.5; }
main .today-plan-item .today-action-context { margin-block: 2px; color: var(--text-secondary); font-size: 12px; font-weight: 500; line-height: 1.4; }
main .today-plan-item .today-action-meta { color: var(--text-secondary); font-size: 12px; }
main .today-save-note { margin: 10px 0 0; color: var(--text-secondary); font-size: 12px; }
main .today-other-options { margin-top: 16px; }
main .today-other-options > .today-plan-grid { grid-template-columns: minmax(0, 1fr); margin-top: 0; }
main .today-other-options .today-plan-item,
main .today-wins .today-plan-item {
    min-height: 0;
    padding: 16px 0;
    border: 0;
    border-top: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
main .today-other-options .today-plan-item:first-child { border-top: 0; }
main .today-welcome {
    padding: 0 0 20px;
    border-bottom: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
main .today-onboarding { border-radius: var(--content-radius); box-shadow: none; }
main .today-onboarding-primary { background: transparent; }
main .today-onboarding-more,
main .today-onboarding-grid article { border-radius: 0; box-shadow: none; }

/* Learn: expandable catalog and private material are section rows. */
main .study-priority-section { margin-bottom: 28px; }
main .study-priority-grid article {
    padding: 20px;
    gap: 8px 20px;
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--green-dark);
    border-radius: var(--content-radius);
    background: var(--surface-card);
    box-shadow: none;
}
main .study-priority-grid article > span {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 650;
    letter-spacing: 0;
    text-transform: none;
}
main .study-priority-grid strong { font-size: 18px; line-height: 1.4; }
main .study-priority-grid p { color: var(--text-secondary); font-size: 14px; line-height: 1.55; }
main .study-catalog-disclosure,
main .account-disclosure {
    margin: 0;
    overflow: visible;
    border: 0;
    border-top: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
main .study-catalog-disclosure > summary,
main .account-disclosure > summary {
    min-height: 72px;
    padding: 16px 0;
    gap: 16px;
    color: var(--text-primary);
    border: 0;
    background: transparent;
}
main .study-catalog-disclosure > summary small,
main .account-disclosure > summary small {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0;
    text-transform: none;
}
main .study-catalog-disclosure > summary strong,
main .account-disclosure > summary strong { font-size: 18px; font-weight: 650; line-height: 1.35; }
main .study-catalog-disclosure > summary b,
main .account-disclosure > summary b { color: var(--text-secondary); font-size: 12px; }
main .study-catalog-disclosure > summary em,
main .account-disclosure > summary em { padding: 0; color: var(--green-dark); font-size: 12px; }
main .study-catalog-body,
main .account-disclosure-body { padding: 8px 0 24px; }
main .study-catalog-body .study-preview-notice { margin-block: 24px; }
main .study-track-card,
main .vault-deck-card { border-radius: var(--content-radius); box-shadow: none; }
main .study-track-card header > b { background: transparent; }

/* The summary is the control; its visual cue follows the native open state. */
main :is(.study-catalog-disclosure, .account-disclosure, .credential-disclosure, .credential-add-disclosure) > summary > .disclosure-cue {
    display: inline-flex;
    flex: none;
    flex-direction: row;
    align-items: center;
    gap: 6px;
    margin-left: auto;
    padding: 0;
    color: var(--text-secondary);
    font-size: 12px;
    font-style: normal;
    font-weight: 500;
    line-height: 1.4;
}
main :is(.study-catalog-disclosure, .account-disclosure, .credential-disclosure, .credential-add-disclosure) > summary > .disclosure-cue::after { content: none; }
main .disclosure-cue > svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
main .disclosure-cue > .disclosure-close { display: none; }
main details[open] > summary > .disclosure-cue > .disclosure-open { display: none; }
main details[open] > summary > .disclosure-cue > .disclosure-close { display: inline; }
main details[open] > summary > .disclosure-cue > svg { transform: rotate(180deg); }

/* Interview practice is an alternate mode beside the lab catalog. */
main .practice-catalog-page .interview-practice-intro {
    border: 0;
    border-bottom: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
main .practice-catalog-page .interview-practice-intro > header { min-height: 0; padding: 0; }
main .practice-catalog-page .interview-practice-intro > div { padding: 8px 0; gap: 4px; }
main .practice-catalog-page .interview-practice-intro > div > span { padding-top: 4px; }
main .practice-catalog-page .interview-practice-intro > a { margin-inline: 0; margin-bottom: 16px; }
main .practice-catalog-page .lab-details-body {
    padding-inline: 0;
    border-radius: 0;
    background: transparent;
}

/* Account and private decks: full-width forms, simple inner disclosures. */
main .account-page .account-background {
    padding: 0 0 28px;
    gap: 32px;
    border-radius: 0;
    background: transparent;
}
main .account-background .career-context-card {
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
main .account-background .background-signal-list {
    border: 0;
    border-radius: 0;
    background: transparent;
}
main .account-background .background-signal-list > div { padding-inline: 0; }
main .account-background .credential-disclosure,
main .account-background .credential-add-disclosure {
    overflow: visible;
    border: 0;
    border-block: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
}
main .account-background .credential-disclosure > summary,
main .account-background .credential-add-disclosure > summary {
    min-height: 52px;
    padding-inline: 0;
    border: 0;
    background: transparent;
}
main .account-background .credential-disclosure > summary { padding-block: 12px; gap: 12px; }
main .account-background .credential-disclosure > summary strong { font-size: 15px; font-weight: 650; }
main .account-background .credential-disclosure > summary :is(small, b) { color: var(--text-secondary); font-size: 12px; font-weight: 500; }
main .account-background .credential-add-disclosure > summary { font-size: 13px; font-weight: 600; }
main .account-background .credential-disclosure-body { padding: 12px 0; }
main .account-background .credential-disclosure > summary > span:not(.disclosure-cue) { flex: 1; }
main .account-background :is(.credential-disclosure, .credential-add-disclosure) > summary::after { content: none; }
main .account-background .credential-disclosure fieldset .credential-context-row {
    padding: 12px 0;
    border: 0;
    border-bottom: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
}
main .account-background .credential-disclosure fieldset .credential-context-row.is-unsaved {
    padding-inline: 10px;
    border-left: 3px solid var(--state-warning);
    background: var(--state-warning-soft);
}
main .account-disclosure .account-tool-card,
main .account-disclosure .review-settings-card,
main .account-disclosure .push-device-card,
main .account-disclosure .account-provider-card {
    padding: 16px 0;
    border: 0;
    border-top: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}
main .account-page :is(.career-context-card h3, .account-tool-card h3) { font-size: 18px; font-weight: 650; line-height: 1.35; }
main .account-page .career-context-card > p { font-size: 14px; line-height: 1.5; }
main .account-page :is(.career-context-card form > label, .reminder-field-grid label, .private-goal-card form label) {
    gap: 6px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0;
    text-transform: none;
}
main .account-page .career-context-card select { margin-top: 0; padding-inline: 10px; font-size: 13px; }
main .account-page .experience-option-description { display: none; margin: 6px 0 0; color: var(--text-secondary); font-size: 12px; line-height: 1.5; }
/* Native option selection also updates its complete description without scripts. */
#background-form:has(option[value="learning"]:checked) [data-experience-level="learning"],
#background-form:has(option[value="adjacent"]:checked) [data-experience-level="adjacent"],
#background-form:has(option[value="support"]:checked) [data-experience-level="support"],
#background-form:has(option[value="systems"]:checked) [data-experience-level="systems"],
#background-form:has(option[value="network"]:checked) [data-experience-level="network"],
#background-form:has(option[value="cloud"]:checked) [data-experience-level="cloud"],
#background-form:has(option[value="devops"]:checked) [data-experience-level="devops"],
#background-form:has(option[value="software"]:checked) [data-experience-level="software"],
#background-form:has(option[value="data"]:checked) [data-experience-level="data"],
#background-form:has(option[value="security"]:checked) [data-experience-level="security"],
#background-form:has(option[value="leadership"]:checked) [data-experience-level="leadership"] { display: block; }
main .account-page :is(.reminder-field-grid select, .credential-search input) { min-height: 44px; padding-inline: 10px; font-size: 13px; }
main .account-page .reminder-field-grid small { font-size: 12px; }
main .account-page .career-context-card .button { font-size: 13px; }
main .account-page .danger-kicker { color: var(--state-danger); }
main .account-tool-card,
main .flashcard-deck { border-radius: var(--content-radius); box-shadow: none; }
main .deck-editor-back { min-height: 44px; display: flex; align-items: center; margin-bottom: 8px; }
main .deck-editor-hero .eyebrow {
    display: block;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 650;
    letter-spacing: 0;
    text-transform: none;
}
main .deck-editor-settings-grid .account-tool-card {
    padding: 16px 0;
    border: 0;
    border-top: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
}
main .flashcard-card-list { gap: 0; }
main .flashcard-card {
    overflow: visible;
    border: 0;
    border-top: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
}
main .flashcard-card > summary { padding: 14px 0; background: transparent; }
main .flashcard-card > div { padding: 8px 0 20px; }
main .account-flashcard-answer {
    padding: 0 0 16px;
    border: 0;
    border-bottom: 1px solid var(--border-subtle);
    border-radius: 0;
    background: transparent;
}
main .account-flashcard-answer strong {
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 650;
    letter-spacing: 0;
    text-transform: none;
}

@media (max-width: 760px) {
    main .today-hero.page-intro { padding-block: 20px 14px; }
    main .today-plan-section .daily-session-goal { padding-bottom: 14px; gap: 10px; margin-bottom: 16px; }
    main .daily-session-goal > header { gap: 10px; }
    main .daily-goal-checklist { grid-template-columns: minmax(0, 1fr); gap: 8px; }
    main .daily-goal-checklist li > div { display: block; }
    main .daily-goal-checklist small { display: block; margin-top: 1px; }
    main .today-plan-grid[data-primary-plan] > .today-plan-item:first-child { padding: 16px; gap: 10px; }
    main .today-other-options .today-plan-item { gap: 10px; }
    main .today-other-options .today-plan-item form { width: 100%; }
    main .today-welcome { gap: 14px; }
    main .study-priority-grid article { padding: 16px; }
    main .study-catalog-disclosure > summary,
    main .account-disclosure > summary { flex-wrap: nowrap; gap: 12px; }
    main .study-catalog-disclosure > summary > span:not(.disclosure-cue),
    main .account-disclosure > summary > span:not(.disclosure-cue) { flex: 1 1 220px; }
    main .study-catalog-disclosure > summary em,
    main .account-disclosure > summary em { margin-left: auto; }
    main .account-page .account-background { gap: 24px; }
}

@media (max-width: 410px) {
    main .account-settings-heading { flex-direction: column; align-items: flex-start; gap: 12px; }
    main .account-settings-heading > .button { max-width: 100%; }
}

/* Private study tools stay visible without competing with the next activity. */
main .study-private-shortcut { margin-top: 16px; }
main .quiz-history-list .history-score.is-recall {
    color: var(--text-primary);
    background: var(--surface-muted);
}
main .accuracy-guide { margin-block: 10px 14px; color: var(--text-secondary); }
main .accuracy-guide summary { cursor: pointer; color: var(--text-primary); font-weight: 650; }
main .accuracy-guide p { margin-block: 8px; font-size: 13px; line-height: 1.65; }
main #action-notice { scroll-margin-top: calc(var(--header-height, 100px) + 12px); }
main .trend-stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 760px) { main .trend-stat-grid { grid-template-columns: minmax(0, 1fr); } }
.timeline-score.is-recall strong { color: var(--text-primary); }
.study-review-details { margin-top: 1rem; border-top: 1px solid var(--border-subtle); }
.study-review-details > summary { min-height: 44px; padding-block: .75rem; cursor: pointer; color: var(--text-secondary); }