/* =============================================================================
   Social Bot Scheduler — hoja de estilo del sitio publicado.

   Sin fuentes ni hojas remotas a proposito: la pagina se sirve entera desde su
   propio dominio, igual que el laboratorio se ejecuta entero en localhost. El
   verificador de enlaces falla si alguien introduce un recurso externo.

   La paleta es la del Master Dashboard (`index.html` del repo) para que la web
   publica y la consola local se reconozcan como el mismo producto.
   ========================================================================== */

:root {
    --bg: #0b1120;
    --bg-soft: #0f172a;
    --card: #131c31;
    --card-hi: #1a2540;
    --border: rgba(148, 163, 184, 0.16);
    --border-hi: rgba(129, 140, 248, 0.45);
    --text: #e8edf7;
    --text-dim: #94a3b8;
    --text-faint: #64748b;
    --accent: #818cf8;
    --accent-2: #c084fc;
    --accent-deep: #6366f1;
    --ok: #34d399;
    --warn: #fbbf24;
    --danger: #f87171;
    --mono: ui-monospace, "JetBrains Mono", "Cascadia Code", "SF Mono", Menlo,
        Consolas, monospace;
    --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
        Arial, "Noto Sans", sans-serif;
    --radius: 14px;
    --shell: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 5rem;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    background-image:
        radial-gradient(circle at 12% -5%, rgba(99, 102, 241, 0.16), transparent 42%),
        radial-gradient(circle at 88% 8%, rgba(192, 132, 252, 0.12), transparent 38%);
    background-attachment: fixed;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: var(--accent);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.shell {
    width: min(100% - 2.5rem, var(--shell));
    margin-inline: auto;
}

.skip {
    position: absolute;
    left: -9999px;
}

.skip:focus {
    left: 1rem;
    top: 1rem;
    z-index: 200;
    background: var(--accent-deep);
    color: #fff;
    padding: 0.6rem 1rem;
    border-radius: 8px;
}

/* --- cabecera ------------------------------------------------------------ */

.topbar {
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(14px);
    background: rgba(11, 17, 32, 0.86);
    border-bottom: 1px solid var(--border);
}

.topbar .shell {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    min-height: 62px;
    flex-wrap: wrap;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.01em;
}

.brand:hover {
    text-decoration: none;
}

.brand .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    box-shadow: 0 0 12px rgba(129, 140, 248, 0.9);
}

.nav {
    display: flex;
    gap: 1.1rem;
    margin-left: auto;
    flex-wrap: wrap;
    font-size: 0.93rem;
}

.nav a {
    color: var(--text-dim);
}

.nav a:hover,
.nav a[aria-current="page"] {
    color: var(--text);
    text-decoration: none;
}

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

.hero {
    padding: 4.5rem 0 3rem;
    text-align: center;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--mono);
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    border: 1px solid var(--border-hi);
    border-radius: 999px;
    padding: 0.32rem 0.9rem;
    background: rgba(99, 102, 241, 0.1);
}

.hero h1 {
    font-size: clamp(2.1rem, 5.6vw, 3.5rem);
    line-height: 1.08;
    margin: 1.2rem 0 0.9rem;
    letter-spacing: -0.03em;
    background: linear-gradient(100deg, #f8fafc 10%, var(--accent) 55%, var(--accent-2));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero .lead {
    max-width: 62ch;
    margin: 0 auto;
    color: var(--text-dim);
    font-size: 1.08rem;
}

.badges {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1.6rem 0 0;
}

.badge {
    font-family: var(--mono);
    font-size: 0.76rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 0.25rem 0.75rem;
    color: var(--text-dim);
    background: var(--card);
}

.badge.ok {
    color: var(--ok);
    border-color: rgba(52, 211, 153, 0.35);
}

.badge.warn {
    color: var(--warn);
    border-color: rgba(251, 191, 36, 0.35);
}

.cta {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 2rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.72rem 1.35rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 1px solid var(--border);
    color: var(--text);
    background: var(--card);
    transition: transform 0.15s ease, border-color 0.15s ease;
}

.btn:hover {
    text-decoration: none;
    transform: translateY(-1px);
    border-color: var(--border-hi);
}

.btn.primary {
    background: linear-gradient(120deg, var(--accent-deep), #8b5cf6);
    border-color: transparent;
    color: #fff;
}

/* --- metricas ------------------------------------------------------------ */

.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.9rem;
    margin: 3rem 0 1rem;
}

.stat {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1rem;
    text-align: center;
}

.stat b {
    display: block;
    font-size: 1.9rem;
    line-height: 1.1;
    font-family: var(--mono);
    color: var(--text);
}

.stat span {
    font-size: 0.8rem;
    color: var(--text-faint);
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

/* --- secciones ----------------------------------------------------------- */

section {
    padding: 3.2rem 0;
    border-top: 1px solid var(--border);
}

section:first-of-type {
    border-top: 0;
}

.section-head {
    max-width: 68ch;
    margin-bottom: 1.8rem;
}

.section-head h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
}

.section-head p {
    margin: 0;
    color: var(--text-dim);
}

.grid {
    display: grid;
    gap: 1rem;
}

.grid.c3 {
    grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
}

.grid.c2 {
    grid-template-columns: repeat(auto-fit, minmax(330px, 1fr));
}

.grid.cases {
    grid-template-columns: repeat(auto-fill, minmax(292px, 1fr));
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.3rem;
}

.card h3 {
    margin: 0 0 0.5rem;
    font-size: 1.06rem;
}

.card p {
    margin: 0;
    color: var(--text-dim);
    font-size: 0.94rem;
}

.card ul {
    margin: 0.7rem 0 0;
    padding-left: 1.1rem;
    color: var(--text-dim);
    font-size: 0.92rem;
}

/* --- tarjetas de caso ---------------------------------------------------- */

.case-card {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem 1.15rem;
    transition: border-color 0.15s ease, transform 0.15s ease;
}

.case-card:hover {
    border-color: var(--border-hi);
    transform: translateY(-2px);
}

.case-card .top {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.case-id {
    font-family: var(--mono);
    font-size: 0.82rem;
    font-weight: 700;
    color: #0b1120;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 7px;
    padding: 0.12rem 0.5rem;
}

.pill {
    font-family: var(--mono);
    font-size: 0.7rem;
    padding: 0.12rem 0.5rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    color: var(--text-faint);
}

.pill.ready {
    color: var(--ok);
    border-color: rgba(52, 211, 153, 0.35);
    background: rgba(52, 211, 153, 0.08);
}

.pill.planned {
    color: var(--warn);
    border-color: rgba(251, 191, 36, 0.35);
    background: rgba(251, 191, 36, 0.08);
}

.case-flow {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.35rem;
    font-family: var(--mono);
    font-size: 0.83rem;
}

.chip {
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 0.1rem 0.45rem;
    background: var(--card-hi);
    color: var(--text);
}

.chip.bridge {
    color: var(--accent);
    border-color: var(--border-hi);
}

.chip.db {
    color: var(--ok);
    border-color: rgba(52, 211, 153, 0.3);
}

.arrow {
    color: var(--text-faint);
}

.case-card .desc {
    color: var(--text-dim);
    font-size: 0.88rem;
    margin: 0;
}

.case-links {
    display: flex;
    gap: 0.8rem;
    flex-wrap: wrap;
    margin-top: auto;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border);
    font-size: 0.85rem;
}

.case-meta {
    font-family: var(--mono);
    font-size: 0.76rem;
    color: var(--text-faint);
}

/* --- diagrama ------------------------------------------------------------ */

.diagram {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.4rem;
    overflow-x: auto;
}

.diagram svg {
    display: block;
    min-width: 640px;
    width: 100%;
    height: auto;
}

/* --- codigo -------------------------------------------------------------- */

.codeblock {
    position: relative;
    background: #080d1a;
    border: 1px solid var(--border);
    border-radius: 12px;
    margin: 1rem 0;
    overflow: hidden;
}

.code-lang {
    display: block;
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-faint);
    padding: 0.45rem 1rem 0;
}

.codeblock pre {
    margin: 0;
    padding: 0.85rem 1rem 1rem;
    overflow-x: auto;
}

pre,
code {
    font-family: var(--mono);
    font-size: 0.87rem;
}

:not(pre) > code {
    background: var(--card-hi);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.08rem 0.34rem;
    font-size: 0.85em;
    color: #cbd5f5;
}

/* --- tablas -------------------------------------------------------------- */

.tablewrap {
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin: 1.2rem 0;
}

table {
    border-collapse: collapse;
    width: 100%;
    font-size: 0.9rem;
}

th,
td {
    padding: 0.62rem 0.85rem;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

th {
    background: var(--card-hi);
    font-weight: 600;
    white-space: nowrap;
}

tbody tr:last-child td {
    border-bottom: 0;
}

tbody tr:hover td {
    background: rgba(129, 140, 248, 0.05);
}

/* --- documento (paginas Markdown) ---------------------------------------- */

.doc-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 250px;
    gap: 2.5rem;
    align-items: start;
    padding: 2.4rem 0 4rem;
}

.breadcrumb {
    font-size: 0.85rem;
    color: var(--text-faint);
    margin-bottom: 1rem;
}

.breadcrumb a {
    color: var(--text-dim);
}

.doc h1,
.doc h2,
.doc h3,
.doc h4,
.doc h5,
.doc h6 {
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin: 2rem 0 0.8rem;
    scroll-margin-top: 5rem;
}

.doc h1 {
    font-size: clamp(1.8rem, 4vw, 2.4rem);
    margin-top: 0;
}

.doc h2 {
    font-size: 1.5rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border);
}

.doc h3 {
    font-size: 1.2rem;
}

.doc p,
.doc li {
    color: #cfd8ea;
}

.doc ul,
.doc ol {
    padding-left: 1.3rem;
}

.doc li {
    margin: 0.3rem 0;
}

.doc blockquote {
    margin: 1.2rem 0;
    padding: 0.2rem 1.1rem;
    border-left: 3px solid var(--accent-deep);
    background: rgba(99, 102, 241, 0.07);
    border-radius: 0 10px 10px 0;
    color: var(--text-dim);
}

/* Alertas de GitHub (`> [!NOTE]`), con el mismo codigo de color que usa el
   propio GitHub para que la documentacion se lea igual en los dos sitios. */
.doc .alert {
    border-left-width: 3px;
    border-left-style: solid;
    background: rgba(148, 163, 184, 0.07);
}

.alert-title {
    font-weight: 700;
    font-size: 0.82rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0 0 0.35rem;
}

.alert-note {
    border-left-color: #60a5fa;
}

.alert-note .alert-title {
    color: #60a5fa;
}

.alert-tip {
    border-left-color: var(--ok);
}

.alert-tip .alert-title {
    color: var(--ok);
}

.alert-important {
    border-left-color: var(--accent-2);
}

.alert-important .alert-title {
    color: var(--accent-2);
}

.alert-warning {
    border-left-color: var(--warn);
}

.alert-warning .alert-title {
    color: var(--warn);
}

.alert-caution {
    border-left-color: var(--danger);
}

.alert-caution .alert-title {
    color: var(--danger);
}

.doc hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 2rem 0;
}

.doc .tasklist {
    list-style: none;
    padding-left: 0.2rem;
}

.anchor {
    margin-left: 0.5rem;
    color: var(--text-faint);
    opacity: 0;
    font-weight: 400;
    text-decoration: none;
}

h1:hover .anchor,
h2:hover .anchor,
h3:hover .anchor,
h4:hover .anchor {
    opacity: 1;
}

.toc {
    position: sticky;
    top: 5rem;
    font-size: 0.87rem;
    border-left: 1px solid var(--border);
    padding-left: 1rem;
    max-height: calc(100vh - 7rem);
    overflow-y: auto;
}

.toc b {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-faint);
    margin-bottom: 0.6rem;
}

.toc a {
    display: block;
    color: var(--text-dim);
    padding: 0.16rem 0;
}

.toc a:hover {
    color: var(--text);
    text-decoration: none;
}

.toc .lvl3 {
    padding-left: 0.85rem;
    font-size: 0.83rem;
}

.doc-nav {
    margin-top: 3rem;
    padding-top: 1.2rem;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
}

/* --- indice de documentacion --------------------------------------------- */

.doc-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.55rem;
}

.doc-list li {
    display: flex;
    gap: 0.75rem;
    align-items: baseline;
    flex-wrap: wrap;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.7rem 0.95rem;
}

.doc-list .name {
    font-weight: 600;
}

.doc-list .about {
    color: var(--text-faint);
    font-size: 0.87rem;
}

/* --- pie ----------------------------------------------------------------- */

footer {
    border-top: 1px solid var(--border);
    padding: 2.4rem 0 3rem;
    color: var(--text-faint);
    font-size: 0.88rem;
}

footer .shell {
    display: flex;
    gap: 1.4rem;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
}

footer nav {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* --- 404 ----------------------------------------------------------------- */

.notfound {
    text-align: center;
    padding: 6rem 0;
}

.notfound h1 {
    font-family: var(--mono);
    font-size: 4rem;
    margin: 0;
    color: var(--accent);
}

/* --- responsive ---------------------------------------------------------- */

@media (max-width: 900px) {
    /* `1fr` es `minmax(auto, 1fr)`: el minimo lo fija el contenido y una tabla
       ancha desborda la pagina entera. `minmax(0, 1fr)` deja que el scroll
       ocurra dentro de `.tablewrap`, que es donde debe ocurrir. */
    .doc-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .toc {
        position: static;
        max-height: none;
        border-left: 0;
        border-top: 1px solid var(--border);
        padding: 1rem 0 0;
        order: -1;
    }
}

@media (max-width: 560px) {
    .nav {
        gap: 0.8rem;
        font-size: 0.86rem;
    }

    .hero {
        padding-top: 3rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        scroll-behavior: auto !important;
    }
}

@media print {
    body {
        background: #fff;
        color: #111;
    }

    .topbar,
    .toc,
    .cta,
    footer nav {
        display: none;
    }
}