/* Portal v3 — búsqueda, catálogo, dominios, aprendizaje y lectura. */

.sidebar-search {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 40px;
    padding: 0 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--surface-muted);
    color: var(--text-muted);
}

.sidebar-search input {
    width: 100%;
    min-width: 0;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--text-primary);
    font-size: 13px;
}

.sidebar-search kbd,
.top-search-hint kbd {
    padding: 2px 6px;
    border: 1px solid var(--border-color);
    border-bottom-color: var(--border-strong);
    border-radius: 5px;
    background: var(--surface);
    color: var(--text-muted);
    font: 11px var(--font-mono);
}

.nav-label {
    margin: 12px 10px 4px;
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 760;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

body.sidebar-collapsed .sidebar-search,
body.sidebar-collapsed .nav-label {
    display: none;
}

.breadcrumbs {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 9px;
    color: var(--text-muted);
    font-size: 13px;
}

.breadcrumbs a {
    color: var(--text-secondary);
    text-decoration: none;
}

.breadcrumbs i {
    font-size: 9px;
}

.top-search-hint {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 38px;
    padding: 0 10px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text-muted);
    font-size: 12px;
    text-decoration: none;
}

.portal-hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
    gap: clamp(28px, 6vw, 72px);
    overflow: hidden;
    padding: clamp(34px, 6vw, 72px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    background:
        radial-gradient(circle at 85% 15%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 34%),
        linear-gradient(145deg, var(--surface), var(--surface-muted));
    box-shadow: var(--shadow-md);
}

.portal-hero::before {
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(color-mix(in srgb, var(--border-color) 45%, transparent) 1px, transparent 1px),
                      linear-gradient(90deg, color-mix(in srgb, var(--border-color) 45%, transparent) 1px, transparent 1px);
    background-size: 32px 32px;
    content: "";
    mask-image: linear-gradient(to right, transparent, rgba(0, 0, 0, 0.22));
}

.hero-copy,
.hero-system {
    position: relative;
    z-index: 1;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-strong);
    font-size: 11px;
    font-weight: 780;
    letter-spacing: 0.11em;
    text-transform: uppercase;
}

.hero-copy h2,
.page-intro h2 {
    max-width: 900px;
    margin-top: 16px;
    font-size: clamp(34px, 6vw, 68px);
    line-height: 1.02;
    letter-spacing: -0.045em;
}

.hero-copy > p,
.page-intro > p,
.library-intro p {
    max-width: 760px;
    margin-top: 18px;
    color: var(--text-secondary);
    font-size: clamp(15px, 2vw, 18px);
    line-height: 1.7;
}

.hero-proof {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 28px;
}

.hero-proof span,
.asset-tags span {
    padding: 6px 9px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: color-mix(in srgb, var(--surface) 80%, transparent);
    color: var(--text-secondary);
    font-size: 11px;
    font-weight: 650;
}

.hero-system {
    align-self: center;
    padding: 20px;
    border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--border-color));
    border-radius: 14px;
    background: color-mix(in srgb, var(--surface) 82%, transparent);
    backdrop-filter: blur(12px);
}

.system-label {
    margin-bottom: 14px;
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 750;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero-system ol {
    display: flex;
    flex-direction: column;
    gap: 5px;
    list-style: none;
}

.hero-system li {
    display: grid;
    grid-template-columns: 32px 1fr;
    gap: 2px 10px;
    padding: 10px;
    border-radius: 8px;
}

.hero-system li:hover {
    background: var(--accent-soft);
}

.hero-system li span {
    grid-row: 1 / 3;
    align-self: center;
    color: var(--accent);
    font: 12px var(--font-mono);
}

.hero-system li strong {
    font-size: 13px;
}

.hero-system li small {
    color: var(--text-muted);
    font-size: 11px;
}

.stat-strip {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    margin-top: 16px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface);
}

.stat-strip div {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 18px 22px;
    border-right: 1px solid var(--border-color);
}

.stat-strip div:last-child {
    border-right: 0;
}

.stat-strip strong {
    font-size: 24px;
    letter-spacing: -0.04em;
}

.stat-strip span {
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 18px;
    margin-top: 34px;
}

.section-heading.compact {
    margin-top: 0;
}

.section-heading h3 {
    max-width: 680px;
    margin-top: 8px;
    font-size: clamp(22px, 3vw, 34px);
    letter-spacing: -0.03em;
}

.text-link {
    border: 0;
    background: transparent;
    color: var(--accent-strong);
    cursor: pointer;
    font-weight: 680;
    text-decoration: none;
}

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

.pillar-grid {
    margin-top: 16px;
}

.pillar-card,
.domain-card,
.asset-card,
.journey-card {
    position: relative;
    min-width: 0;
    padding: 24px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface);
    color: var(--text-primary);
    text-align: left;
}

button.pillar-card,
button.domain-card,
button.asset-card {
    cursor: pointer;
}

.pillar-card:hover,
.domain-card:hover,
.asset-card:hover {
    border-color: color-mix(in srgb, var(--accent) 45%, var(--border-color));
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.pillar-card,
.domain-card,
.asset-card {
    transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.pillar-card > i {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    margin-bottom: 28px;
    border-radius: 10px;
    background: var(--accent-soft);
    color: var(--accent);
}

.pillar-card > span {
    position: absolute;
    top: 25px;
    right: 24px;
    color: var(--text-muted);
    font: 11px var(--font-mono);
}

.pillar-card h3,
.journey-card h3,
.domain-card h3,
.asset-card h3 {
    font-size: 18px;
}

.pillar-card p,
.journey-card p,
.domain-card p,
.asset-card p {
    margin-top: 10px;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.65;
}

.callout-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-top: 16px;
    padding: 28px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--code-bg);
    color: var(--code-text);
}

.callout-banner h3 {
    margin-top: 7px;
    font-size: 20px;
}

.callout-banner p {
    margin-top: 6px;
    color: #aab3c5;
    font-size: 13px;
}

.page-intro {
    padding: clamp(20px, 4vw, 42px) 0;
}

.page-intro h2 {
    max-width: 860px;
    font-size: clamp(32px, 5vw, 58px);
}

.journey-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.journey-number,
.domain-index {
    color: var(--accent);
    font: 12px var(--font-mono);
}

.journey-card h3 {
    margin-top: 26px;
}

.journey-card .text-link {
    display: inline-flex;
    gap: 8px;
    margin-top: 22px;
}

.quickstart-flow {
    margin-top: 16px;
}

.step-list {
    display: grid;
    gap: 0;
    margin-top: 20px;
    list-style: none;
}

.step-list li {
    display: grid;
    grid-template-columns: 38px 1fr;
    gap: 14px;
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
}

.step-list li > span {
    display: grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 12px;
    font-weight: 750;
}

.step-list p {
    margin-top: 4px;
    color: var(--text-secondary);
    font-size: 13px;
}

.domain-toolbar,
.type-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
}

.filter-chip {
    min-height: 34px;
    padding: 0 12px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 12px;
    font-weight: 650;
}

.filter-chip.active,
.filter-chip:hover {
    border-color: color-mix(in srgb, var(--accent) 32%, var(--border-color));
    background: var(--accent-soft);
    color: var(--accent-strong);
}

.domain-card {
    min-height: 210px;
}

.domain-count {
    position: absolute;
    top: 22px;
    right: 22px;
    color: var(--text-muted);
    font-size: 11px;
}

.domain-card h3 {
    margin-top: 34px;
}

.domain-open {
    position: absolute;
    right: 22px;
    bottom: 20px;
    color: var(--accent);
    font-size: 12px;
    font-weight: 680;
}

.library-intro {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
}

.catalog-version {
    flex: 0 0 auto;
    padding: 7px 10px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font: 11px var(--font-mono);
}

.library-controls {
    display: grid;
    grid-template-columns: minmax(260px, 1fr) minmax(180px, .35fr) minmax(170px, .3fr);
    gap: 10px;
    padding: 12px;
}

.library-search {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--surface-muted);
    color: var(--text-muted);
}

.library-search input,
.library-controls select {
    width: 100%;
    min-height: 42px;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--text-primary);
    font: 13px var(--font-primary);
}

.library-controls select {
    padding: 0 10px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--surface-muted);
}

.type-filters {
    margin-top: 14px;
}

.library-meta {
    display: flex;
    justify-content: space-between;
    margin: 8px 0 14px;
    color: var(--text-muted);
    font-size: 12px;
}

.asset-card {
    min-height: 215px;
}

.asset-card-top,
.asset-card-meta {
    display: flex;
    justify-content: space-between;
    gap: 10px;
}

.asset-type,
.asset-status {
    color: var(--accent-strong);
    font-size: 10px;
    font-weight: 760;
    letter-spacing: .06em;
    text-transform: uppercase;
}

.asset-status {
    color: var(--success);
}

.asset-card h3 {
    margin-top: 28px;
}

.asset-card-meta {
    position: absolute;
    right: 22px;
    bottom: 18px;
    left: 22px;
    color: var(--text-muted);
    font-size: 10px;
}

.empty-state {
    grid-column: 1 / -1;
    display: grid;
    justify-items: center;
    min-height: 260px;
    padding: 50px;
    border: 1px dashed var(--border-strong);
    border-radius: 12px;
    color: var(--text-secondary);
    text-align: center;
}

.empty-state i {
    color: var(--accent);
    font-size: 28px;
}

.empty-state h3 {
    margin-top: 16px;
}

.empty-state p {
    margin-top: 6px;
    font-size: 13px;
}

.asset-viewer {
    scroll-margin-top: 80px;
}

.asset-viewer-toolbar {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
    padding: 14px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface);
}

.asset-viewer-toolbar span {
    color: var(--text-muted);
    font-size: 11px;
}

.asset-viewer-toolbar h3 {
    margin-top: 3px;
}

.icon-btn {
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--surface-muted);
    color: var(--text-primary);
    cursor: pointer;
}

.asset-viewer-layout {
    display: grid;
    grid-template-columns: 240px minmax(0, 1fr);
    gap: 12px;
}

.asset-meta {
    padding: 18px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface);
}

.asset-meta dl {
    display: grid;
    gap: 14px;
    margin-top: 22px;
}

.asset-meta dt {
    color: var(--text-muted);
    font-size: 10px;
    text-transform: uppercase;
}

.asset-meta dd {
    margin-top: 3px;
    overflow-wrap: anywhere;
    font-size: 12px;
}

.asset-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-top: 22px;
}

.asset-source {
    min-height: 560px;
    max-height: 72vh;
    overflow: auto;
    padding: 24px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface);
    color: var(--text-secondary);
    overflow-wrap: anywhere;
    font-size: 14px;
    line-height: 1.75;
}

.roadmap {
    position: relative;
    display: grid;
    gap: 0;
    margin-top: 8px;
}

.roadmap::before {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 46px;
    width: 1px;
    background: var(--border-color);
    content: "";
}

.roadmap-item {
    position: relative;
    display: grid;
    grid-template-columns: 94px 1fr;
    gap: 24px;
    padding: 24px 0;
}

.roadmap-marker {
    z-index: 1;
    display: grid;
    place-items: center;
    width: 92px;
    min-height: 42px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text-secondary);
    font: 12px var(--font-mono);
}

.roadmap-item.complete .roadmap-marker {
    border-color: color-mix(in srgb, var(--success) 40%, var(--border-color));
    color: var(--success);
}

.roadmap-item.current .roadmap-marker {
    border-color: var(--accent);
    background: var(--accent);
    color: white;
}

.roadmap-item > div:last-child {
    padding: 0 0 24px;
    border-bottom: 1px solid var(--border-color);
}

.roadmap-item span {
    color: var(--text-muted);
    font-size: 10px;
    font-weight: 750;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.roadmap-item h3 {
    margin-top: 7px;
}

.roadmap-item p {
    margin-top: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.6;
}

@media (max-width: 1050px) {
    .portal-hero {
        grid-template-columns: 1fr;
    }

    .hero-system {
        width: 100%;
    }

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

    .library-controls {
        grid-template-columns: 1fr;
    }

    .asset-viewer-layout {
        grid-template-columns: 1fr;
    }

    .asset-meta {
        display: grid;
        grid-template-columns: auto 1fr;
        gap: 16px;
    }

    .asset-meta dl {
        grid-template-columns: repeat(2, 1fr);
        margin-top: 0;
    }
}

@media (max-width: 720px) {
    .top-search-hint {
        display: none;
    }

    .breadcrumbs {
        margin-right: auto;
    }

    .portal-hero {
        padding: 26px 20px;
    }

    .stat-strip,
    .pillar-grid,
    .domain-grid,
    .asset-grid {
        grid-template-columns: 1fr;
    }

    .stat-strip div {
        border-right: 0;
        border-bottom: 1px solid var(--border-color);
    }

    .stat-strip div:last-child {
        border-bottom: 0;
    }

    .section-heading,
    .callout-banner,
    .library-intro {
        align-items: flex-start;
        flex-direction: column;
    }

    .asset-viewer-toolbar {
        grid-template-columns: auto 1fr;
    }

    .asset-viewer-toolbar .file-actions {
        grid-column: 1 / -1;
        width: 100%;
    }

    .asset-viewer-toolbar .file-actions .btn {
        flex: 1;
    }

    .asset-meta {
        display: block;
    }

    .asset-meta dl {
        display: grid;
        grid-template-columns: 1fr 1fr;
        margin-top: 20px;
    }

    .roadmap::before {
        left: 31px;
    }

    .roadmap-item {
        grid-template-columns: 64px 1fr;
        gap: 14px;
    }

    .roadmap-marker {
        width: 62px;
        font-size: 10px;
    }
}
.page-error {
    max-width: 680px;
    margin: 10vh auto;
    padding: 2rem;
    text-align: center;
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    background: var(--surface);
}

.page-error > i {
    color: #d97706;
    font-size: 2rem;
}

.page-error-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

/* Portal v3 — descubrimiento, lectura y rutas de aprendizaje. */

[hidden] {
    display: none !important;
}

.library-discovery {
    display: grid;
    gap: 12px;
}

.library-controls {
    grid-template-columns: minmax(260px, 1.2fr) repeat(3, minmax(150px, .45fr));
}

.library-controls select {
    min-width: 0;
}

.type-filters .filter-chip span {
    margin-left: 4px;
    color: var(--text-muted);
    font: 10px var(--font-mono);
}

.active-tag-filter {
    display: inline-flex;
    justify-self: start;
    align-items: center;
    gap: 6px;
    padding: 7px 10px;
    border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border-color));
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-size: 12px;
}

.active-tag-filter button {
    display: grid;
    place-items: center;
    width: 22px;
    height: 22px;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: currentColor;
    cursor: pointer;
}

.asset-card {
    padding: 0;
    overflow: hidden;
}

.asset-card-main {
    position: relative;
    display: block;
    width: 100%;
    min-height: 184px;
    padding: 24px 24px 52px;
    border: 0;
    background: transparent;
    color: inherit;
    cursor: pointer;
    text-align: left;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    padding: 0 22px 18px;
}

.card-tags button,
.asset-tags button {
    padding: 5px 8px;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--surface-muted);
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 10px;
}

.card-tags button:hover,
.asset-tags button:hover {
    border-color: var(--accent);
    color: var(--accent-strong);
}

#asset-viewer-summary {
    max-width: 720px;
    margin-top: 5px;
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.5;
}

.asset-meta dl {
    max-height: 62vh;
    overflow: auto;
}

.asset-meta dd {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.meta-token {
    overflow-wrap: anywhere;
}

.asset-load-error {
    display: grid;
    place-items: center;
    align-content: center;
    gap: 8px;
    min-height: 420px;
    color: var(--text-secondary);
    text-align: center;
}

.asset-load-error i {
    margin-bottom: 8px;
    color: var(--warning);
    font-size: 28px;
}

.asset-related {
    margin-top: 28px;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-top: 14px;
}

.related-card {
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-width: 0;
    padding: 18px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: var(--surface);
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
}

.related-card:hover {
    border-color: var(--accent);
}

.related-card span {
    color: var(--accent-strong);
    font-size: 10px;
    font-weight: 750;
    text-transform: uppercase;
}

.related-card small {
    color: var(--text-secondary);
    line-height: 1.5;
}

.learning-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.learning-card {
    padding: 24px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    background: var(--surface);
}

.learning-card-header {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    color: var(--text-muted);
    font: 11px var(--font-mono);
}

.learning-card h3 {
    margin-top: 24px;
    font-size: 20px;
}

.learning-card > p {
    margin-top: 10px;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.65;
}

.learning-card > small {
    display: inline-flex;
    gap: 6px;
    margin-top: 14px;
    color: var(--text-muted);
}

.learning-card ol {
    display: grid;
    gap: 7px;
    margin-top: 22px;
    list-style: none;
}

.learning-card li button {
    display: grid;
    width: 100%;
    gap: 4px;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--surface-muted);
    color: var(--text-primary);
    cursor: pointer;
    text-align: left;
}

.learning-card li button:hover {
    border-color: var(--accent);
}

.learning-card li span {
    color: var(--accent-strong);
    font-size: 9px;
    font-weight: 750;
    text-transform: uppercase;
}

body.reading-mode {
    --active-sidebar-width: 0px;
}

body.reading-mode .sidebar,
body.reading-mode .top-bar,
body.reading-mode .app-footer {
    display: none;
}

body.reading-mode .main-content {
    margin-left: 0;
    padding: 20px;
}

body.reading-mode .asset-viewer-toolbar {
    position: sticky;
    top: 0;
    z-index: 5;
}

body.reading-mode .asset-viewer-layout {
    display: block;
}

body.reading-mode .asset-meta {
    display: none;
}

body.reading-mode .asset-source {
    width: min(100%, 880px);
    max-height: none;
    margin-inline: auto;
    padding: clamp(24px, 5vw, 58px);
    font-size: 16px;
    line-height: 1.85;
}

@media (max-width: 1050px) {
    .library-controls {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

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

@media (max-width: 720px) {
    .library-controls,
    .learning-grid,
    .related-grid {
        grid-template-columns: 1fr;
    }

    body.reading-mode .main-content {
        padding: 8px;
    }
}