/*
 * MULTDEV VISUAL SYSTEM
 * Camada final de autoridade visual.
 * Ritmo espacial Fibonacci: 5, 8, 13, 21, 34, 55, 89.
 * Proporcao aurea: 61.8% / 38.2%.
 */

:root {
    --phi: 1.618;
    --golden-major: 61.8%;
    --golden-minor: 38.2%;

    --fib-1: 5px;
    --fib-2: 8px;
    --fib-3: 13px;
    --fib-4: 21px;
    --fib-5: 34px;
    --fib-6: 55px;
    --fib-7: 89px;

    --visual-radius-sm: 8px;
    --visual-radius: 13px;
    --visual-radius-lg: 21px;

    --visual-shadow-sm: 0 8px 21px rgba(0, 0, 0, 0.16);
    --visual-shadow-md: 0 13px 34px rgba(0, 0, 0, 0.22);
    --visual-shadow-lg: 0 21px 55px rgba(0, 0, 0, 0.28);

    --visual-border: rgba(255, 255, 255, 0.09);
    --visual-border-strong: rgba(160, 91, 255, 0.28);
    --visual-surface: rgba(26, 26, 34, 0.92);
    --visual-surface-soft: rgba(255, 255, 255, 0.035);

    --visual-content-public: 1380px;
    --visual-content-reading: 890px;

    --type-display: clamp(2.618rem, 5.2vw, 4.236rem);
    --type-h1: clamp(2.058rem, 3.6vw, 3.236rem);
    --type-h2: clamp(1.618rem, 2.6vw, 2.618rem);
    --type-h3: clamp(1.272rem, 1.8vw, 1.618rem);
    --type-body-lg: clamp(1rem, 1.1vw, 1.125rem);
}

/* ---------- Base rhythm ---------- */

body {
    line-height: 1.55;
    text-rendering: optimizeLegibility;
}

body :is(h1, h2, h3, h4, h5, h6) {
    text-wrap: balance;
}

body :is(p, li, .dashboard-page-subtitle, .dashboard-panel-description) {
    text-wrap: pretty;
}

body :is(a, button, input, select, textarea) {
    transition:
        color 160ms ease,
        background-color 160ms ease,
        border-color 160ms ease,
        box-shadow 160ms ease,
        transform 160ms ease;
}

body :is(a, button, input, select, textarea):focus-visible {
    outline: 3px solid rgba(160, 91, 255, 0.34);
    outline-offset: 3px;
}

/* ---------- Public shell ---------- */

body.public-layout-page {
    --page-gutter: clamp(13px, 2.2vw, 34px);
    --public-page-width: min(
        calc(100% - (var(--page-gutter) * 2)),
        var(--visual-content-public)
    );
}

body.public-layout-page .public-content-90,
body.public-layout-page .container-depoimentos,
body.public-layout-page .public-content-wrap > .container,
body.public-layout-page .public-content-wrap > .container-fluid {
    width: var(--public-page-width) !important;
    max-width: var(--public-page-width) !important;
    margin-inline: auto !important;
}

body.public-layout-page #page-content > section,
body.public-layout-page .public-content-wrap > section {
    margin-block: var(--fib-5) !important;
}

body.public-layout-page .section-heading,
body.public-layout-page #page-content > section > h2,
body.public-layout-page #page-content > section > .content-panel > .content-panel-header h2 {
    font-size: var(--type-h2);
    line-height: 1.12;
    letter-spacing: -0.025em;
}

body.public-layout-page .lead {
    font-size: var(--type-body-lg);
    line-height: 1.618;
}

/* ---------- Public navbar / Z-pattern ---------- */

body.public-layout-page .site-navbar {
    min-height: 68px;
    border-bottom-color: rgba(255, 255, 255, 0.08) !important;
    backdrop-filter: blur(18px);
}

body.public-layout-page .site-navbar-shell {
    gap: var(--fib-4);
}

body.public-layout-page .site-navbar-brand {
    letter-spacing: -0.025em;
}

body.public-layout-page .public-navbar-menu {
    gap: var(--fib-3);
}

body.public-layout-page .public-navbar-menu .nav-link {
    position: relative;
    padding: 10px 13px !important;
    border-radius: var(--visual-radius-sm);
}

body.public-layout-page .public-navbar-menu .nav-link::after {
    content: "";
    position: absolute;
    right: 13px;
    bottom: 5px;
    left: 13px;
    height: 2px;
    border-radius: 999px;
    background: var(--color-secondary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 160ms ease;
}

body.public-layout-page .public-navbar-menu .nav-link:is(:hover, .active)::after {
    transform: scaleX(1);
}

/* ---------- Golden hero ---------- */

body.public-layout-page .hero-home.home-hero-visual {
    min-height: clamp(466px, 61.8vh, 610px);
    margin-bottom: var(--fib-6) !important;
}

body.public-layout-page .hero-home .home-hero-content {
    width: var(--public-page-width);
    max-width: var(--visual-content-public);
    margin-inline: auto;
    padding-inline: 0;
    text-align: left;
}

body.public-layout-page .hero-home .home-hero-content > * {
    max-width: var(--golden-major);
}

body.public-layout-page .hero-home h1 {
    max-width: 16ch;
    margin-bottom: var(--fib-3);
    font-size: var(--type-display);
    font-weight: 800;
    line-height: 0.98;
    letter-spacing: -0.055em;
}

body.public-layout-page .hero-home .lead {
    max-width: 58ch;
    margin: 0 0 var(--fib-4) !important;
    color: rgba(234, 234, 234, 0.82) !important;
}

body.public-layout-page .hero-home .student-kicker {
    margin-bottom: var(--fib-3) !important;
}

body.public-layout-page .home-hero-veil {
    background:
        linear-gradient(90deg, rgba(10, 10, 15, 0.92) 0%, rgba(10, 10, 15, 0.72) 42%, rgba(10, 10, 15, 0.2) 76%, rgba(10, 10, 15, 0.38) 100%);
}

body.public-layout-page .home-hero-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--fib-3);
}

body.public-layout-page .home-hero-proof {
    display: flex;
    flex-wrap: wrap;
    gap: var(--fib-4);
    margin-top: var(--fib-4);
    color: rgba(234, 234, 234, 0.7);
    font-size: 0.875rem;
}

body.public-layout-page .home-hero-proof span {
    display: inline-flex;
    align-items: center;
    gap: var(--fib-2);
}

body.public-layout-page .home-hero-proof i {
    color: var(--color-secondary);
}

/* ---------- Cards / course surfaces ---------- */

body.public-layout-page :is(
    .card,
    .content-panel,
    .store-course-card,
    .course-list-card,
    .category-card
) {
    border: 1px solid var(--visual-border) !important;
    border-radius: var(--visual-radius) !important;
    background: var(--visual-surface) !important;
    box-shadow: var(--visual-shadow-sm) !important;
}

body.public-layout-page :is(
    .store-course-card,
    .course-list-card,
    .category-card,
    .curso-card
) {
    overflow: hidden;
    transform: translateY(0);
}

body.public-layout-page :is(
    .store-course-card,
    .course-list-card,
    .category-card,
    .curso-card
):hover {
    border-color: var(--visual-border-strong) !important;
    box-shadow: var(--visual-shadow-md) !important;
    transform: translateY(-2px);
}

body.public-layout-page :is(
    .store-course-cover,
    .card-img-top-container,
    .course-purchase-cover
) {
    overflow: hidden;
    background: var(--color-bg-alt);
}

body.public-layout-page :is(
    .store-course-cover img,
    .card-img-top-container img,
    .course-purchase-cover img,
    .u-img-card-180
) {
    width: 100%;
    aspect-ratio: 8 / 5;
    height: auto !important;
    object-fit: cover;
}

body.public-layout-page .card-body,
body.public-layout-page .content-panel-body {
    padding: var(--fib-4) !important;
}

body.public-layout-page .content-panel-header {
    padding: var(--fib-4) !important;
}

body.public-layout-page .category-card {
    min-height: 120px;
    padding: var(--fib-3) !important;
}

body.public-layout-page .category-icon-wrapper {
    width: 55px;
    height: 55px;
    margin-bottom: var(--fib-3) !important;
    border: 1px solid rgba(160, 91, 255, 0.22);
}

/* ---------- Buttons / controls ---------- */

body :is(.btn, .form-control, .form-select, .input-group-text) {
    border-radius: var(--visual-radius-sm);
}

body .btn {
    min-height: 42px;
    padding-inline: var(--fib-4);
}

body .btn-lg {
    min-height: 55px;
    padding-inline: var(--fib-5) !important;
    font-size: 0.95rem;
}

body .btn-primary {
    border-color: rgba(160, 91, 255, 0.62);
    background: linear-gradient(135deg, #7b2ff7, #9250ff) !important;
    color: #fff !important;
    box-shadow: 0 8px 21px rgba(123, 47, 247, 0.2);
}

body .btn-primary:hover {
    border-color: #a05bff;
    background: linear-gradient(135deg, #8a3cff, #a05bff) !important;
    color: #fff !important;
    box-shadow: 0 13px 34px rgba(123, 47, 247, 0.3);
    transform: translateY(-2px);
}

body :is(.form-control, .form-select) {
    min-height: 47px;
    padding: 10px 13px;
}

/* ---------- Catalog golden composition ---------- */

@media (min-width: 992px) {
    body.public-layout-page .catalog-hero-grid > .col-lg-7 {
        width: var(--golden-major);
    }

    body.public-layout-page .catalog-hero-grid > .col-lg-5 {
        width: var(--golden-minor);
    }

    body.public-layout-page .catalog-layout > .col-lg-3 {
        width: 23.6%;
    }

    body.public-layout-page .catalog-layout > .col-lg-9 {
        width: 76.4%;
    }
}

body.public-layout-page .catalog-hero-panel {
    overflow: hidden;
    background:
        radial-gradient(circle at 88% 16%, rgba(123, 47, 247, 0.2), transparent 30%),
        linear-gradient(145deg, rgba(27, 27, 38, 0.98), rgba(13, 13, 19, 0.98)) !important;
}

body.public-layout-page .catalog-hero-body {
    padding: var(--fib-4) !important;
}

body.public-layout-page .catalog-results-header {
    margin-bottom: var(--fib-4);
}

body.public-layout-page .catalog-grid {
    --bs-gutter-x: var(--fib-4);
    --bs-gutter-y: var(--fib-4);
}

/* ---------- Featured course golden split ---------- */

@media (min-width: 992px) {
    body.public-layout-page #page-content .bg-light > .row.g-0 > .col-lg-6:first-child {
        width: var(--golden-major);
    }

    body.public-layout-page #page-content .bg-light > .row.g-0 > .col-lg-6:last-child {
        width: var(--golden-minor);
    }
}

/* ---------- Login ---------- */

body.login-layout-page .login-layout-shell {
    gap: var(--fib-4);
}

body.login-layout-page :is(.login-card, .login-promo-card, .auth-card) {
    border-radius: var(--visual-radius-lg) !important;
    box-shadow: var(--visual-shadow-lg) !important;
}

body.login-layout-page :is(.login-card, .auth-card) {
    padding: clamp(21px, 3vw, 34px) !important;
}

/* ---------- Course detail / sales page ---------- */

body.public-layout-page .course-detail-page .course-hero {
    padding-block: var(--fib-5);
    background:
        radial-gradient(circle at 82% 10%, rgba(123, 47, 247, 0.18), transparent 34%),
        linear-gradient(180deg, rgba(17, 17, 24, 0.98), rgba(10, 10, 15, 0.98));
}

body.public-layout-page .course-detail-page .course-hero > .container,
body.public-layout-page .course-detail-page .course-detail-content > .container {
    width: var(--public-page-width);
    max-width: var(--visual-content-public);
}

body.public-layout-page .course-detail-page .course-hero-copy h1 {
    max-width: 15ch;
    font-size: var(--type-h1);
    line-height: 1.02;
    letter-spacing: -0.045em;
}

body.public-layout-page .course-detail-page .course-hero-copy > p {
    max-width: 62ch;
    font-size: var(--type-body-lg);
    line-height: 1.618;
}

body.public-layout-page .course-purchase-card {
    overflow: hidden;
    border: 1px solid var(--visual-border-strong);
    border-radius: var(--visual-radius-lg);
    background: var(--visual-surface);
    box-shadow: var(--visual-shadow-md);
}

body.public-layout-page .course-purchase-body {
    padding: var(--fib-4);
}

body.public-layout-page .course-meta-strip,
body.public-layout-page .course-proof-row {
    gap: var(--fib-3);
}

body.public-layout-page .course-meta-chip,
body.public-layout-page .course-rating-block,
body.public-layout-page .course-author-block {
    border-radius: var(--visual-radius-sm);
}

body.public-layout-page .course-detail-content {
    padding-block: var(--fib-6);
}

body.public-layout-page .course-detail-content .content-panel + .content-panel {
    margin-top: var(--fib-4);
}

@media (min-width: 992px) {
    body.public-layout-page .course-detail-page .course-hero .row > .col-lg-7 {
        width: var(--golden-major);
    }

    body.public-layout-page .course-detail-page .course-hero .row > .col-lg-5 {
        width: var(--golden-minor);
    }

    body.public-layout-page .course-detail-content > .container > .row > .col-lg-8 {
        width: var(--golden-major);
    }

    body.public-layout-page .course-detail-content > .container > .row > .col-lg-4 {
        width: var(--golden-minor);
    }

    body.public-layout-page .course-purchase-card {
        position: sticky;
        top: 89px;
    }
}

/* ---------- Blog / editorial reading ---------- */

body.public-layout-page .news-page {
    width: var(--public-page-width);
    max-width: var(--visual-content-public);
    margin-inline: auto;
}

body.public-layout-page .news-page > .app-page-header {
    justify-content: flex-start !important;
    max-width: var(--golden-major);
    margin-bottom: var(--fib-4);
    text-align: left !important;
}

body.public-layout-page .news-page > .app-page-header .app-page-heading {
    align-items: flex-start !important;
    margin-inline: 0 !important;
}

body.public-layout-page .news-page > .app-page-header hr {
    width: 89px !important;
    margin-inline: 0 !important;
}

body.public-layout-page .news-grid {
    gap: var(--fib-4);
}

body.public-layout-page .news-grid .card {
    overflow: hidden;
}

body.public-layout-page .news-grid .noticia-img {
    width: 100%;
    aspect-ratio: 8 / 5;
    height: auto !important;
    object-fit: cover;
}

body.public-layout-page .news-grid .noticia-card-title {
    margin-block: var(--fib-3);
    font-size: var(--type-h3);
    line-height: 1.18;
}

body.public-layout-page .news-grid .noticia-card-excerpt {
    line-height: 1.55;
}

body.public-layout-page .news-article-layout {
    gap: var(--fib-4);
}

body.public-layout-page .news-article-body {
    font-size: 1rem;
    line-height: 1.75;
}

body.public-layout-page .news-article-body > * {
    max-width: 72ch;
}

@media (min-width: 992px) {
    body.public-layout-page .news-article-layout > .col-lg-8 {
        width: var(--golden-major);
    }

    body.public-layout-page .news-article-layout > .col-lg-4 {
        width: var(--golden-minor);
    }
}

/* ---------- Login golden split ---------- */

body.login-layout-page .login-layout-frame {
    display: grid;
    grid-template-columns: minmax(320px, 38.2%) minmax(0, 61.8%);
    min-height: min(760px, calc(100dvh - 110px));
    border: 1px solid var(--visual-border);
    border-radius: var(--visual-radius-lg);
    overflow: hidden;
    background: #101016;
    box-shadow: var(--visual-shadow-lg);
}

body.login-layout-page .login-auth-panel {
    display: flex;
    align-items: center;
    padding: clamp(21px, 3.8vw, 55px);
    background:
        radial-gradient(circle at 12% 10%, rgba(123, 47, 247, 0.14), transparent 34%),
        #101016;
}

body.login-layout-page .login-auth-inner {
    width: min(100%, 520px);
    margin-inline: auto;
}

body.login-layout-page .login-brand-title {
    font-size: clamp(2.058rem, 3.4vw, 3.236rem);
    line-height: 1.02;
    letter-spacing: -0.045em;
}

body.login-layout-page .login-auth-text {
    max-width: 48ch;
    margin-block: var(--fib-3) var(--fib-4);
    color: var(--color-text-muted);
    line-height: 1.618;
}

body.login-layout-page .login-form {
    display: grid;
    gap: var(--fib-4);
}

body.login-layout-page .login-submit-btn {
    min-height: 55px;
    border: 1px solid rgba(160, 91, 255, 0.62);
    border-radius: var(--visual-radius-sm);
    background: linear-gradient(135deg, #7b2ff7, #9250ff);
    color: #fff;
    font-weight: 700;
    box-shadow: 0 8px 21px rgba(123, 47, 247, 0.22);
}

body.login-layout-page .login-promo-panel {
    position: relative;
    min-width: 0;
}

body.login-layout-page .login-promo-image {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

body.login-layout-page .login-promo-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(135deg, rgba(10, 10, 15, 0.18), rgba(10, 10, 15, 0.82)),
        linear-gradient(0deg, rgba(10, 10, 15, 0.9), transparent 56%);
}

body.login-layout-page .login-promo-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    min-height: 100%;
    padding: clamp(21px, 3.8vw, 55px);
}

body.login-layout-page .login-promo-header {
    display: grid;
    grid-template-columns: minmax(0, 61.8%) minmax(180px, 38.2%);
    gap: var(--fib-4);
    align-items: end;
    margin-top: auto;
}

body.login-layout-page .login-promo-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--fib-3) var(--fib-4);
    margin-block: var(--fib-4);
}

body.login-layout-page .login-promo-list li::marker {
    color: var(--color-secondary);
}

@media (max-width: 991.98px) {
    body.login-layout-page .login-layout-frame {
        grid-template-columns: 1fr;
    }

    body.login-layout-page .login-promo-panel {
        display: none;
    }

    body.login-layout-page .login-auth-panel {
        min-height: calc(100dvh - 89px);
        padding: var(--fib-5) var(--fib-4);
    }
}

/* ---------- Dashboard ---------- */

body.dashboard-layout-page {
    --dashboard-space-1: var(--fib-1);
    --dashboard-space-2: var(--fib-2);
    --dashboard-space-3: var(--fib-3);
    --dashboard-space-4: var(--fib-4);
    --dashboard-space-5: var(--fib-5);
    --dashboard-radius-sm: var(--visual-radius-sm);
    --dashboard-radius: var(--visual-radius);
    --dashboard-radius-lg: var(--visual-radius-lg);
    --dashboard-grid-gap: var(--fib-3);
    --dashboard-card-padding: var(--fib-3);
    --dashboard-content-max: 100%;
    --dashboard-page-gutter: var(--fib-2);
}

body.dashboard-layout-page .dashboard-page-content {
    padding: var(--dashboard-page-gutter) !important;
}

body.dashboard-layout-page .dashboard-page {
    gap: var(--fib-3);
}

body.dashboard-layout-page :is(
    .dashboard-panel,
    .dashboard-card,
    .dashboard-stat-card
) {
    border-radius: var(--visual-radius) !important;
}

body.dashboard-layout-page .dashboard-panel {
    box-shadow: 0 8px 21px rgba(0, 0, 0, 0.12);
}

body.dashboard-layout-page .dashboard-page-header,
body.dashboard-layout-page .dashboard-panel-header {
    gap: var(--fib-3);
}

body.dashboard-layout-page .dashboard-page-title {
    font-size: var(--type-h2);
    line-height: 1.08;
    letter-spacing: -0.03em;
}

body.dashboard-layout-page .dashboard-panel-title {
    font-size: var(--type-h3);
    line-height: 1.18;
    letter-spacing: -0.02em;
}

body.dashboard-layout-page .dashboard-page-subtitle,
body.dashboard-layout-page .dashboard-panel-description {
    max-width: 68ch;
    line-height: 1.55;
}

body.dashboard-layout-page .dashboard-stats-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--fib-3);
}

body.dashboard-layout-page .dashboard-stat-card {
    min-height: 120px;
    padding: var(--fib-3) !important;
    gap: var(--fib-3);
}

body.dashboard-layout-page .dashboard-stat-icon {
    width: 42px;
    height: 42px;
    border-radius: var(--visual-radius-sm);
}

body.dashboard-layout-page .dashboard-stat-value {
    font-size: clamp(1.618rem, 2.2vw, 2.618rem);
}

body.dashboard-layout-page .student-hero {
    overflow: hidden;
    background:
        radial-gradient(circle at 86% 12%, rgba(123, 47, 247, 0.24), transparent 32%),
        linear-gradient(145deg, #15151d, #1f1f2b 58%, #111118 100%) !important;
}

body.dashboard-layout-page .student-level-card {
    flex: 0 1 38.2%;
}

body.dashboard-layout-page .student-hero .dashboard-page-header > .dashboard-actions {
    flex: 1 1 61.8%;
}

body.dashboard-layout-page .student-avatar-lg {
    width: 89px;
    height: 89px;
    object-fit: cover;
    border: 3px solid rgba(160, 91, 255, 0.38);
    box-shadow: 0 8px 21px rgba(0, 0, 0, 0.24);
}

/* ---------- Logged-in compact geometry ---------- */
/*
 * Keep the authenticated workspace close to the fixed sidebar and viewport
 * edges. Internal card spacing is intentionally left untouched.
 */
body.dashboard-layout-page :is(.dashboard-page-content, #page-content) {
    align-items: stretch !important;
    gap: var(--fib-2) !important;
    padding: var(--dashboard-page-gutter) !important;
}

body.dashboard-layout-page :is(.dashboard-page-content, #page-content) > * {
    width: 100% !important;
    max-width: none !important;
    margin-inline: 0 !important;
}

body.dashboard-layout-page :is(.site-navbar-shell, .site-navbar-shell-dashboard) {
    width: calc(100% - 16px) !important;
    max-width: none !important;
}

/* Classroom keeps the old dense shell, but uses all available horizontal space. */
body.dashboard-layout-page .learning-room.video-aulas-theme {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0 !important;
}

body.dashboard-layout-page .learning-room.video-aulas-theme .learning-rooms {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) minmax(300px, 340px) !important;
    gap: var(--fib-2) !important;
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    align-items: start !important;
}

body.dashboard-layout-page .learning-room.video-aulas-theme .learning-stage {
    gap: var(--fib-2) !important;
    width: 100% !important;
    min-width: 0 !important;
    max-width: none !important;
    padding: 0 !important;
}

body.dashboard-layout-page .learning-room.video-aulas-theme .learning-sidebar {
    width: 100% !important;
    min-width: 0 !important;
    max-width: none !important;
    padding: var(--fib-3) !important;
}

body.dashboard-layout-page .learning-room.video-aulas-theme :is(
    .learning-topbar,
    .learning-lesson-bar
) {
    padding: 10px 12px !important;
}

body.dashboard-layout-page .learning-room.video-aulas-theme .learning-player-shell {
    width: 100% !important;
    max-width: none !important;
    min-height: 0 !important;
    padding: 6px !important;
    margin: 0 !important;
}

body.dashboard-layout-page .learning-room.video-aulas-theme .learning-player-wrapper {
    width: 100% !important;
    max-width: none !important;
    min-height: 0 !important;
    height: auto !important;
    max-height: none !important;
    aspect-ratio: 16 / 9 !important;
    margin: 0 !important;
    border-radius: var(--dashboard-radius-sm) !important;
}

body.dashboard-layout-page .learning-room.video-aulas-theme #main-video-container {
    width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
    aspect-ratio: 16 / 9;
}

body.dashboard-layout-page .learning-room.video-aulas-theme #video-controls-bar {
    gap: var(--fib-2) !important;
    margin-bottom: var(--fib-2) !important;
}

body.dashboard-layout-page .learning-room.video-aulas-theme .learning-play-toggle {
    min-width: 78px;
}

@media (max-width: 1199.98px) {
    body.dashboard-layout-page .learning-room.video-aulas-theme .learning-rooms {
        grid-template-columns: 1fr !important;
    }

    body.dashboard-layout-page .learning-room.video-aulas-theme .learning-sidebar {
        position: static !important;
        max-height: none !important;
        overflow: visible !important;
    }
}

/* ---------- Motion ---------- */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

/* ---------- Responsive ---------- */

@media (max-width: 1199.98px) {
    body.dashboard-layout-page .dashboard-stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 991.98px) {
    body.public-layout-page .hero-home .home-hero-content > * {
        max-width: 78%;
    }

    body.dashboard-layout-page .student-level-card,
    body.dashboard-layout-page .student-hero .dashboard-page-header > .dashboard-actions {
        flex-basis: 100%;
    }
}

@media (max-width: 767.98px) {
    body.public-layout-page {
        --page-gutter: 13px;
    }

    body.public-layout-page #page-content > section,
    body.public-layout-page .public-content-wrap > section {
        margin-block: var(--fib-4) !important;
    }

    body.public-layout-page .hero-home.home-hero-visual {
        min-height: 520px;
        margin-bottom: var(--fib-5) !important;
    }

    body.public-layout-page .hero-home .home-hero-content > * {
        max-width: 100%;
    }

    body.public-layout-page .hero-home h1 {
        font-size: clamp(2.2rem, 11vw, 3.25rem);
    }

    body.public-layout-page .home-hero-proof {
        gap: var(--fib-3);
    }

    body.public-layout-page .card-body,
    body.public-layout-page .content-panel-body,
    body.public-layout-page .content-panel-header,
    body.public-layout-page .catalog-hero-body {
        padding: var(--fib-4) !important;
    }

    body.dashboard-layout-page .dashboard-page-content {
        padding: var(--dashboard-page-gutter) !important;
    }

    body.dashboard-layout-page .dashboard-stats-grid {
        grid-template-columns: 1fr;
        gap: var(--fib-3);
    }
}


/* ---------- Visual density authority ---------- */
/*
 * Fibonacci continua sendo o ritmo de referencia, mas 34px passa a ser o
 * teto normal de separacao entre blocos. 55/89px ficam reservados para
 * composicoes hero/editoriais, evitando "buracos" visuais.
 */
body.public-layout-page :is(
    .app-page,
    .content-panel,
    .catalog-layout,
    .catalog-grid,
    .news-grid,
    .news-article-layout
) {
    row-gap: var(--fib-4);
}

body.public-layout-page :is(
    .app-page-header,
    .section-heading,
    .content-panel-header
) {
    margin-bottom: var(--fib-4);
}

body.public-layout-page :is(
    .card-body,
    .content-panel-body,
    .content-panel-header
) > :last-child {
    margin-bottom: 0 !important;
}

body.public-layout-page :is(.card, .content-panel) :is(h1, h2, h3, h4, h5, h6) {
    margin-bottom: var(--fib-2);
}

body.public-layout-page :is(.card, .content-panel) p {
    margin-bottom: var(--fib-3);
}

body.dashboard-layout-page :is(
    .dashboard-page,
    .dashboard-grid,
    .dashboard-page-heading,
    .dashboard-panel-body,
    .dashboard-card
) {
    row-gap: var(--fib-3);
}

body.dashboard-layout-page :is(
    .dashboard-page-header,
    .dashboard-panel-header,
    .dashboard-toolbar,
    .dashboard-actions
) {
    column-gap: var(--fib-3);
    row-gap: var(--fib-2);
}

body.dashboard-layout-page :is(
    .dashboard-panel-body,
    .dashboard-panel-header,
    .dashboard-panel-footer,
    .dashboard-card,
    .dashboard-form-section
) {
    padding: var(--fib-3) !important;
}

body.dashboard-layout-page :is(
    .dashboard-panel-body,
    .dashboard-card,
    .dashboard-form-section
) > :last-child {
    margin-bottom: 0 !important;
}

body.dashboard-layout-page :is(.dashboard-page-title, .dashboard-panel-title) {
    margin-bottom: 0;
}

body.dashboard-layout-page .dashboard-page-subtitle {
    line-height: 1.5;
}

body.dashboard-layout-page .dashboard-panel-description {
    line-height: 1.45;
}

body.dashboard-layout-page .dashboard-table-wrap :is(th, td),
body.dashboard-layout-page .dashboard-table :is(th, td) {
    padding-block: 10px;
}

@media (max-width: 767.98px) {
    body.public-layout-page :is(
        .app-page-header,
        .section-heading,
        .content-panel-header
    ) {
        margin-bottom: var(--fib-3);
    }

    body.dashboard-layout-page :is(
        .dashboard-panel-body,
        .dashboard-panel-header,
        .dashboard-panel-footer,
        .dashboard-card,
        .dashboard-form-section
    ) {
        padding: var(--fib-3) !important;
    }
}


/* ---------- Responsive shell authority ---------- */
/*
 * Bloco Visual 02: a camada final controla quebra, largura e overflow.
 * A regra e preservar a composicao desktop e adaptar o mesmo componente,
 * sem criar variantes visuais diferentes por pagina.
 */

body.dashboard-layout-page :is(
    .dashboard-page-heading,
    .dashboard-panel-header > div,
    .dashboard-toolbar,
    .dashboard-actions,
    .dashboard-card,
    .dashboard-panel
) {
    min-width: 0;
}

body.dashboard-layout-page :is(
    .dashboard-page-title,
    .dashboard-panel-title,
    .dashboard-page-subtitle,
    .dashboard-panel-description,
    .legacy-page-title,
    .legacy-page-subtitle
) {
    overflow-wrap: anywhere;
}

body.dashboard-layout-page :is(
    .dashboard-table-wrap,
    .table-responsive,
    .table-responsive-visible
) {
    max-width: 100%;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    -webkit-overflow-scrolling: touch;
}

body.dashboard-layout-page :is(
    .dashboard-page-header,
    .dashboard-panel-header,
    .dashboard-toolbar
) {
    min-width: 0;
}

@media (max-width: 1199.98px) {
    body.dashboard-layout-page :is(
        .dashboard-page-header,
        .dashboard-panel-header,
        .dashboard-toolbar
    ) {
        flex-wrap: wrap;
    }

    body.dashboard-layout-page :is(
        .dashboard-page-header,
        .dashboard-panel-header
    ) > :first-child {
        flex: 1 1 min(100%, 520px);
        min-width: 0;
    }

    body.dashboard-layout-page .legacy-metrics-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 991.98px) {
    body.public-layout-page .hero-home .home-hero-content {
        width: var(--public-page-width);
    }

    body.public-layout-page .hero-home .home-hero-content > * {
        max-width: min(100%, 720px);
    }

    body.dashboard-layout-page :is(
        .dashboard-page-header,
        .dashboard-panel-header,
        .dashboard-toolbar
    ) {
        align-items: flex-start;
    }

    body.dashboard-layout-page :is(
        .dashboard-page-header,
        .dashboard-panel-header
    ) > .dashboard-actions {
        justify-content: flex-start;
    }

    body.dashboard-layout-page .legacy-sidebar-grid,
    body.dashboard-layout-page .legacy-split-grid {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 767.98px) {
    body.public-layout-page .hero-home.home-hero-visual {
        min-height: clamp(430px, 72svh, 520px);
    }

    body.public-layout-page .home-hero-actions {
        align-items: stretch;
    }

    body.public-layout-page .home-hero-actions > .btn {
        min-width: min(100%, 220px);
    }

    body.dashboard-layout-page :is(
        .dashboard-page-header,
        .dashboard-panel-header,
        .dashboard-toolbar
    ) {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
    }

    body.dashboard-layout-page :is(
        .dashboard-page-header,
        .dashboard-panel-header,
        .dashboard-toolbar
    ) > .dashboard-actions {
        width: 100%;
        justify-content: flex-start;
    }

    body.dashboard-layout-page :is(
        .dashboard-page-header,
        .dashboard-panel-header,
        .dashboard-toolbar
    ) > .dashboard-actions > :is(.btn, .form-control, .form-select) {
        flex: 1 1 180px;
        max-width: 100%;
    }

    body.dashboard-layout-page .legacy-metrics-grid {
        grid-template-columns: 1fr;
    }

    body.dashboard-layout-page .dashboard-table-wrap :is(th, td),
    body.dashboard-layout-page .dashboard-table :is(th, td) {
        padding-inline: var(--fib-3);
    }
}

@media (max-width: 575.98px) {
    body.public-layout-page {
        --page-gutter: 13px;
    }

    body.public-layout-page .hero-home .home-hero-content {
        padding-block: var(--fib-5);
    }

    body.public-layout-page .home-hero-actions {
        display: grid;
        grid-template-columns: 1fr;
    }

    body.public-layout-page .home-hero-actions > .btn {
        width: 100%;
        min-width: 0;
    }

    body.dashboard-layout-page .dashboard-page-content {
        padding: var(--fib-3) !important;
    }

    body.dashboard-layout-page .dashboard-actions {
        gap: var(--fib-2);
    }

    body.dashboard-layout-page :is(
        .dashboard-page-header,
        .dashboard-panel-header,
        .dashboard-toolbar
    ) > .dashboard-actions > :is(.btn, .form-control, .form-select) {
        width: 100%;
        flex-basis: 100%;
    }

    body.dashboard-layout-page .dashboard-table-wrap,
    body.dashboard-layout-page :is(.table-responsive, .table-responsive-visible) {
        border-radius: var(--visual-radius-sm) !important;
    }
}

/* ---------- Component state authority ---------- */
/*
 * Bloco Visual 03: geometria e estados consistentes para componentes
 * reutilizados por publico, aluno, professor e admin. A camada corrige
 * distorcao, quebra de texto e overflow sem redesenhar cada pagina.
 */

body :is(.btn, .dashboard-actions > .btn, .input-group .btn) {
    display: inline-flex;
    min-width: 0;
    max-width: 100%;
    align-items: center;
    justify-content: center;
    gap: var(--fib-2);
    line-height: 1.2;
    text-align: center;
    white-space: normal;
}

body .btn-sm {
    min-height: 34px;
    padding: 7px var(--fib-3);
}

body :is(.btn:disabled, .btn.disabled, .btn[aria-disabled="true"]) {
    cursor: not-allowed;
    opacity: 0.62;
    box-shadow: none !important;
    transform: none !important;
}

body :is(
    .form-control,
    .form-select,
    .input-group,
    .input-group-text,
    textarea,
    select
) {
    min-width: 0;
    max-width: 100%;
}

body .input-group > :is(.form-control, .form-select) {
    width: 1%;
    flex: 1 1 auto;
}

body textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

body :is(
    .form-label,
    .form-text,
    .invalid-feedback,
    .valid-feedback,
    .dashboard-form-help
) {
    overflow-wrap: anywhere;
}

body :is(
    .badge,
    .dashboard-status-pill,
    .student-course-pill,
    .checkout-status-pill
) {
    display: inline-flex;
    max-width: 100%;
    align-items: center;
    justify-content: center;
    gap: var(--fib-1);
    line-height: 1.2;
    white-space: normal;
    overflow-wrap: anywhere;
    text-align: center;
}

body :is(
    .alert,
    .dashboard-inline-notice,
    .checkout-inline-notice
) {
    max-width: 100%;
    border-radius: var(--visual-radius-sm);
    overflow-wrap: anywhere;
}

body.dashboard-layout-page :is(
    .dashboard-table,
    .dashboard-table-wrap .table
) :is(th, td) {
    vertical-align: middle;
}

body.dashboard-layout-page :is(
    .dashboard-table,
    .dashboard-table-wrap .table
) .dashboard-actions {
    width: max-content;
    max-width: none;
    flex-wrap: nowrap;
}

body .modal-dialog {
    width: auto;
    max-width: min(720px, calc(100vw - 26px));
    margin-inline: auto;
}

body .modal-content {
    min-width: 0;
    max-width: 100%;
    overflow: hidden;
    border-radius: var(--visual-radius);
}

body :is(.modal-header, .modal-body, .modal-footer) {
    min-width: 0;
    overflow-wrap: anywhere;
}

body .modal-footer {
    gap: var(--fib-2);
    flex-wrap: wrap;
}

body .dropdown-menu {
    max-width: min(360px, calc(100vw - 26px));
    overflow-wrap: anywhere;
}

@media (max-width: 575.98px) {
    body .modal-dialog {
        margin: var(--fib-3);
    }

    body .modal-footer > .btn {
        flex: 1 1 100%;
        width: 100%;
    }

    body.dashboard-layout-page .dashboard-table-wrap :is(
        .dashboard-table,
        .table
    ) .dashboard-actions {
        width: max-content;
    }
}