/*
 * Phase 4: client reading surfaces, education and Smart Investor.
 * All selectors remain under the permanent cb-dark root.
 */

body.cb-dark .cb-content-page {
    display: grid;
    gap: var(--cb-space-3);
}

@media (min-width: 960px) {
    body.cb-dark .cb-page-container:has(> .cb-video-page) {
        padding-bottom: 0;
    }
}

body.cb-dark .cb-content-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--cb-space-4);
    min-height: 0;
    padding: var(--cb-space-2) 0 var(--cb-space-1);
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
}

body.cb-dark .cb-content-header > div:first-child {
    min-width: 0;
}

body.cb-dark .cb-content-header h1 {
    margin: 4px 0 6px;
    color: var(--cb-text);
    font-size: clamp(1.75rem, 3vw, 2.15rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -.035em;
}

body.cb-dark .cb-content-header p {
    max-width: 820px;
    margin: 0;
    color: var(--cb-text-muted);
    line-height: 1.45;
}

body.cb-dark .cb-content-header-actions {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: flex-end;
    gap: var(--cb-space-2);
}

body.cb-dark .cb-content-panel {
    min-width: 0;
    padding: var(--cb-panel-padding);
    background: var(--cb-surface);
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-sm);
    box-shadow: var(--cb-shadow);
}

body.cb-dark .cb-content-state {
    display: grid;
    min-height: 320px;
    padding: var(--cb-space-5);
    color: var(--cb-text-muted);
    text-align: center;
    background: var(--cb-surface);
    border: 1px dashed var(--cb-border-strong);
    border-radius: var(--cb-radius-lg);
    place-content: center;
    justify-items: center;
}

body.cb-dark .cb-content-state > .mud-icon-root {
    margin-bottom: var(--cb-space-3);
    color: var(--cb-accent);
    font-size: 2.5rem;
}

body.cb-dark .cb-content-state h2 {
    margin: 0 0 var(--cb-space-1);
    color: var(--cb-text);
    font-size: var(--cb-font-card-title);
}

body.cb-dark .cb-content-state p {
    max-width: 520px;
    margin: 0 0 var(--cb-space-4);
}

body.cb-dark .cb-course-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--cb-space-4);
    padding-bottom: var(--cb-space-4);
    border-bottom: 1px solid var(--cb-border);
}

body.cb-dark .cb-course-summary h2 {
    margin: 3px 0 0;
    color: var(--cb-text);
    font-size: var(--cb-font-card-title);
}

body.cb-dark .cb-content-count,
body.cb-dark .cb-updated-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 34px;
    padding: 7px 11px;
    color: var(--cb-accent);
    font-size: var(--cb-font-caption);
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
    background: rgb(255 214 107 / 8%);
    border: 1px solid rgb(255 214 107 / 27%);
    border-radius: var(--cb-radius-pill);
}

body.cb-dark .cb-updated-badge .mud-icon-root {
    font-size: var(--cb-font-body);
}

body.cb-dark .cb-video-library {
    display: grid;
    grid-template-columns: minmax(260px, 330px) minmax(0, 1fr);
    gap: var(--cb-space-4);
    padding-top: var(--cb-space-4);
}

body.cb-dark .cb-video-only-panel > .cb-video-library {
    padding-top: 0;
}

body.cb-dark .cb-video-list-column {
    display: grid;
    min-width: 0;
    gap: var(--cb-space-3);
    align-content: start;
}

body.cb-dark .cb-video-list {
    display: grid;
    gap: var(--cb-space-1);
    max-height: 620px;
    padding-right: var(--cb-space-1);
    overflow-y: auto;
    align-content: start;
    scrollbar-color: var(--cb-border-strong) transparent;
}

body.cb-dark .cb-finance-introduction-course .cb-video-list-column {
    position: relative;
    min-height: 0;
}

body.cb-dark .cb-finance-introduction-course .cb-video-list {
    position: absolute;
    inset: 0;
    min-height: 0;
    max-height: none;
}

body.cb-dark .cb-video-list > [role="listitem"] {
    display: contents;
}

body.cb-dark .cb-video-item {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--cb-space-2);
    align-items: center;
    width: 100%;
    min-height: 72px;
    padding: 10px 12px;
    color: var(--cb-text);
    text-align: left;
    background: var(--cb-background);
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-sm);
    cursor: pointer;
}

body.cb-dark .cb-video-library.has-item-icons .cb-video-item {
    grid-template-columns: 36px minmax(0, 1fr);
}

body.cb-dark .cb-video-item:hover,
body.cb-dark .cb-video-item.is-active {
    background: var(--cb-surface-raised);
    border-color: var(--cb-border-strong);
}

body.cb-dark .cb-video-item.is-active {
    box-shadow: inset 3px 0 0 var(--cb-accent);
}

body.cb-dark .cb-video-item:focus-visible {
    outline: var(--cb-focus-ring);
    outline-offset: 2px;
}

body.cb-dark .cb-video-item-icon {
    display: grid;
    width: 34px;
    height: 34px;
    color: var(--cb-text-muted);
    background: rgb(255 255 255 / 4%);
    border-radius: 50%;
    place-items: center;
}

body.cb-dark .cb-video-item.is-active .cb-video-item-icon {
    color: var(--cb-accent);
    background: rgb(255 214 107 / 9%);
}

body.cb-dark .cb-video-item-icon .mud-icon-root {
    font-size: var(--cb-font-card-title);
}

body.cb-dark .cb-video-item > span:last-child {
    display: grid;
    min-width: 0;
    gap: 3px;
}

body.cb-dark .cb-video-item strong {
    font-size: var(--cb-font-control);
    line-height: 1.3;
}

body.cb-dark .cb-video-item small {
    overflow: hidden;
    color: var(--cb-text-muted);
    font-size: var(--cb-font-caption);
    line-height: 1.35;
    text-overflow: ellipsis;
    white-space: nowrap;
}

body.cb-dark .cb-video-player {
    display: grid;
    min-width: 0;
    align-content: start;
}

body.cb-dark .cb-video-frame {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    overflow: hidden;
    background: #000;
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-md);
}

body.cb-dark .cb-viewport-fit-course .cb-video-frame {
    padding-top: calc(56.25% - var(--cb-space-5));
}

body.cb-dark .cb-objective-videos-page .cb-viewport-fit-course .cb-video-frame {
    padding-top: calc(56.25% - var(--cb-space-5) - var(--cb-space-4));
}

body.cb-dark .cb-video-frame iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 0;
}

body.cb-dark .cb-video-now-playing {
    padding: var(--cb-space-3) 2px 0;
}

body.cb-dark .cb-video-now-playing strong {
    display: block;
    margin-top: 3px;
    color: var(--cb-text);
    font-size: var(--cb-font-subtitle);
}

body.cb-dark .cb-video-now-playing p {
    margin: 4px 0 0;
    color: var(--cb-text-muted);
}

body.cb-dark .cb-book-frame {
    display: block;
    width: 100%;
    min-height: 920px;
    margin-top: var(--cb-space-4);
    background: #fff;
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-md);
}

body.cb-dark .cb-smart-report-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--cb-space-4);
    align-items: start;
}

body.cb-dark .cb-smart-report-card {
    display: grid;
    min-width: 0;
    overflow: hidden;
    background: linear-gradient(180deg, var(--cb-surface-raised) 0, var(--cb-surface) 100%);
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-md);
    box-shadow: 0 14px 32px rgb(0 0 0 / 20%);
    transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

body.cb-dark .cb-smart-report-card:hover {
    border-color: var(--cb-border-strong);
    box-shadow: 0 18px 38px rgb(0 0 0 / 28%);
    transform: translateY(-2px);
}

body.cb-dark .cb-smart-report-cover {
    position: relative;
    aspect-ratio: 4 / 1;
    overflow: hidden;
    background: #050505 url("../inversor-inteligente.jpg") center / cover no-repeat;
    border-bottom: 2px solid var(--cb-accent);
}

body.cb-dark .cb-smart-report-cover::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(90deg, transparent 55%, rgb(255 214 107 / 4%));
    pointer-events: none;
}

body.cb-dark .cb-smart-report-cover span {
    position: absolute;
    z-index: 1;
    bottom: 10px;
    left: 12px;
    padding: 4px 8px;
    color: var(--cb-accent);
    background: rgb(5 5 5 / 82%);
    border: 1px solid rgb(255 214 107 / 38%);
    border-radius: var(--cb-radius-pill);
    font-size: var(--cb-font-caption);
    font-weight: 700;
    letter-spacing: .055em;
    text-transform: uppercase;
    backdrop-filter: blur(4px);
}

body.cb-dark .cb-smart-report-content {
    display: flex;
    flex-direction: column;
    gap: var(--cb-space-2);
    padding: var(--cb-space-3) var(--cb-space-4) var(--cb-space-3);
}

body.cb-dark .cb-smart-report-date {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--cb-text-muted);
    font-size: var(--cb-font-caption);
    font-weight: 600;
}

body.cb-dark .cb-smart-report-date .mud-icon-root {
    color: var(--cb-accent);
    font-size: var(--cb-font-body);
}

body.cb-dark .cb-smart-report-content h2 {
    margin: 0;
    color: var(--cb-text);
    font-size: var(--cb-font-subtitle);
    line-height: 1.35;
}

body.cb-dark .cb-smart-report-content p {
    display: -webkit-box;
    margin: 0;
    overflow: hidden;
    color: var(--cb-text-muted);
    font-size: var(--cb-font-control);
    line-height: 1.45;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
}

body.cb-dark .cb-smart-report-content .mud-button-root {
    align-self: flex-start;
    min-width: 0;
    margin-top: 2px;
    padding-inline: 0;
}

body.cb-dark .cb-report-back {
    justify-self: start;
}

body.cb-dark .cb-report-publication-date {
    display: inline-flex;
    min-height: 34px;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    color: var(--cb-text-muted);
    background: var(--cb-surface-raised);
    border: 1px solid var(--cb-border);
    border-left: 2px solid var(--cb-accent);
    border-radius: var(--cb-radius-sm);
}

body.cb-dark .cb-report-publication-date .mud-icon-root {
    color: var(--cb-accent);
    font-size: var(--cb-font-body);
}

body.cb-dark .cb-report-publication-date > span {
    font-size: var(--cb-font-micro);
    font-weight: 700;
    letter-spacing: .055em;
    text-transform: uppercase;
}

body.cb-dark .cb-report-publication-date time {
    color: var(--cb-text);
    font-size: var(--cb-font-control);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

body.cb-dark .cb-report-viewer-panel {
    padding: var(--cb-space-3);
    overflow: hidden;
}

body.cb-dark .cb-smart-portfolio-panel {
    display: grid;
    gap: var(--cb-space-4);
}

body.cb-dark .cb-smart-portfolio-header,
body.cb-dark .cb-smart-level-summary,
body.cb-dark .cb-dollar-alternative > header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--cb-space-4);
}

body.cb-dark .cb-smart-portfolio-header h2,
body.cb-dark .cb-smart-level-summary h3,
body.cb-dark .cb-dollar-alternative h2 {
    margin: 3px 0;
    color: var(--cb-text);
}

body.cb-dark .cb-smart-portfolio-header h2 {
    font-size: 1.35rem;
}

body.cb-dark .cb-smart-portfolio-header p {
    margin: 0;
    color: var(--cb-text-muted);
}

body.cb-dark .cb-smart-level-selector {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--cb-space-2);
}

body.cb-dark .cb-smart-level-button {
    display: grid;
    gap: 4px;
    align-content: center;
    justify-items: center;
    min-height: 76px;
    padding: 11px 12px;
    color: var(--cb-text-muted);
    text-align: center;
    background: var(--cb-background);
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-sm);
    cursor: pointer;
}

body.cb-dark .cb-smart-level-button span {
    font-size: var(--cb-font-caption);
    font-weight: 600;
    line-height: 1.3;
    letter-spacing: .04em;
    text-transform: uppercase;
}

body.cb-dark .cb-smart-level-button strong {
    color: var(--cb-text);
    font-size: var(--cb-font-control);
    line-height: 1.3;
}

body.cb-dark .cb-smart-level-button:hover,
body.cb-dark .cb-smart-level-button.is-active {
    color: var(--cb-accent);
    background: var(--cb-surface-raised);
    border-color: var(--cb-accent);
}

body.cb-dark .cb-smart-level-button:focus-visible {
    outline: var(--cb-focus-ring);
    outline-offset: 2px;
}

body.cb-dark .cb-smart-level-panel {
    overflow: hidden;
    background: var(--cb-background);
    border: 1px solid var(--cb-border);
    border-radius: var(--cb-radius-md);
}

body.cb-dark .cb-smart-level-summary {
    padding: var(--cb-space-3) var(--cb-space-4);
    background: rgb(255 255 255 / 2%);
    border-bottom: 1px solid var(--cb-border);
}

body.cb-dark .cb-smart-level-summary > div {
    display: flex;
    align-items: center;
    gap: var(--cb-space-2);
}

body.cb-dark .cb-smart-level-summary h3 {
    font-size: var(--cb-font-body);
}

body.cb-dark .cb-smart-level-summary > strong {
    color: var(--cb-accent);
    font-size: var(--cb-font-control);
}

body.cb-dark .cb-smart-level-icon,
body.cb-dark .cb-dollar-icon {
    display: grid;
    flex: 0 0 auto;
    width: 40px;
    height: 40px;
    color: var(--cb-accent);
    background: rgb(255 214 107 / 8%);
    border: 1px solid rgb(255 214 107 / 24%);
    border-radius: 50%;
    place-items: center;
}

body.cb-dark .cb-smart-level-icon .mud-icon-root,
body.cb-dark .cb-dollar-icon .mud-icon-root {
    font-size: var(--cb-font-card-title);
}

body.cb-dark .cb-smart-table-wrap {
    overflow-x: auto;
}

body.cb-dark .cb-smart-portfolio-table {
    width: 100%;
    min-width: 1040px;
    color: var(--cb-text);
    font-size: var(--cb-font-control);
    border-collapse: collapse;
}

body.cb-dark .cb-smart-portfolio-table th,
body.cb-dark .cb-smart-portfolio-table td {
    padding: 13px 14px;
    text-align: right;
    border-bottom: 1px solid var(--cb-border);
    white-space: nowrap;
}

body.cb-dark .cb-smart-portfolio-table th:first-child,
body.cb-dark .cb-smart-portfolio-table td:first-child {
    text-align: left;
}

body.cb-dark .cb-smart-portfolio-table th:nth-child(2),
body.cb-dark .cb-smart-portfolio-table td:nth-child(2) {
    text-align: center;
}

body.cb-dark .cb-smart-portfolio-table th {
    color: var(--cb-text-muted);
    font-size: var(--cb-font-caption);
    font-weight: 600;
    letter-spacing: .04em;
    text-transform: uppercase;
    background: var(--cb-surface);
}

body.cb-dark .cb-smart-portfolio-table tbody tr:last-child td {
    border-bottom: 0;
}

body.cb-dark .cb-smart-portfolio-table tbody tr:hover {
    background: rgb(255 214 107 / 3%);
}

body.cb-dark .cb-risk-pill {
    display: inline-flex;
    align-items: center;
    min-height: 26px;
    padding: 5px 9px;
    font-size: var(--cb-font-micro);
    font-weight: 600;
    border: 1px solid currentcolor;
    border-radius: var(--cb-radius-pill);
}

body.cb-dark .cb-risk-pill.is-conservative {
    color: var(--cb-success);
    background: rgb(51 214 159 / 8%);
}

body.cb-dark .cb-risk-pill.is-moderate {
    color: var(--cb-info);
    background: rgb(101 167 255 / 8%);
}

body.cb-dark .cb-risk-pill.is-aggressive {
    color: var(--cb-danger);
    background: rgb(239 95 104 / 8%);
}

body.cb-dark .cb-return-positive {
    color: var(--cb-success);
}

body.cb-dark .cb-return-negative {
    color: var(--cb-danger);
}

body.cb-dark .cb-dollar-alternative {
    display: grid;
    gap: var(--cb-space-4);
}

body.cb-dark .cb-dollar-alternative > header {
    justify-content: flex-start;
}

body.cb-dark .cb-dollar-alternative h2 {
    font-size: var(--cb-font-card-title);
}

body.cb-dark .cb-dollar-portfolio-table {
    min-width: 900px;
}

body.cb-dark .cb-dollar-fund-symbol {
    display: block;
    margin-top: 3px;
    color: var(--cb-text-muted);
    font-size: var(--cb-font-caption);
    font-weight: 500;
}

body.cb-dark .cb-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    white-space: nowrap;
    border: 0;
    clip: rect(0, 0, 0, 0);
}

@media (max-width: 1180px) {
    body.cb-dark .cb-smart-report-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    body.cb-dark .cb-smart-level-selector {
        display: flex;
        padding-bottom: 4px;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
    }

    body.cb-dark .cb-smart-level-button {
        flex: 0 0 175px;
        scroll-snap-align: start;
    }
}

@media (max-width: 959px) {
    body.cb-dark .cb-content-header {
        align-items: flex-start;
        flex-direction: column;
    }

    body.cb-dark .cb-content-header-actions {
        width: 100%;
        justify-content: flex-start;
    }

    body.cb-dark .cb-video-library {
        grid-template-columns: 1fr;
    }

    body.cb-dark .cb-video-list-column {
        order: 2;
    }

    body.cb-dark .cb-finance-introduction-course .cb-video-list-column {
        position: static;
    }

    body.cb-dark .cb-finance-introduction-course .cb-video-list {
        position: static;
    }

    body.cb-dark .cb-video-player {
        order: 1;
    }

    body.cb-dark .cb-viewport-fit-course .cb-video-frame {
        padding-top: 56.25%;
    }

    body.cb-dark .cb-objective-videos-page .cb-viewport-fit-course .cb-video-frame {
        padding-top: 56.25%;
    }

    body.cb-dark .cb-video-list {
        display: grid;
        max-height: none;
        padding: 0;
        overflow: visible;
    }

    body.cb-dark .cb-video-item {
        width: 100%;
    }

}

@media (max-width: 720px) {
    body.cb-dark .cb-content-page {
        gap: var(--cb-space-3);
    }

    body.cb-dark .cb-content-header,
    body.cb-dark .cb-content-panel {
        padding: var(--cb-panel-padding-compact);
    }

    body.cb-dark .cb-content-header {
        min-height: 0;
        padding: 0;
    }

    body.cb-dark .cb-content-header h1 {
        font-size: 1.35rem;
    }

    body.cb-dark .cb-course-summary,
    body.cb-dark .cb-smart-portfolio-header,
    body.cb-dark .cb-smart-level-summary {
        align-items: flex-start;
        flex-direction: column;
    }

    body.cb-dark .cb-book-frame {
        min-height: 680px;
    }

    body.cb-dark .cb-smart-report-grid {
        grid-template-columns: 1fr;
        gap: var(--cb-space-3);
    }

    body.cb-dark .cb-dollar-alternative > header {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr);
    }

}