/* --- Tokens marca (tonos claros + azul logo) --- */
:root {
    --mm-mint: #8ef3cf;
    --mm-light: #e6eaed;
    --mm-soft: #ffe1e0;
    --mm-primary-dark: #0d1b2b;
    --mm-blue: #2072e4;
    --mm-white: #ffffff;
    /* Pastel shell (luz, sin bloques oscuros grandes) */
    --mm-sidebar-bg: #f2faf7;
    --mm-sidebar-border: rgba(142, 243, 207, 0.35);
    --mm-topbar-pastel: #fbfefe;
    --mm-text-nav: #2f4557;
    --mm-bg-app: var(--mm-light);
    --mm-surface: var(--mm-white);
    --mm-border: rgba(13, 27, 43, 0.08);
    --mm-radius: 0.75rem;
    --mm-shadow: 0 0.125rem 0.5rem rgba(10, 18, 35, 0.06);
    --mm-font-body: "Barlow", system-ui, -apple-system, sans-serif;
    --mm-font-heading: "DM Sans", system-ui, sans-serif;
    --mm-font-mono: "JetBrains Mono", ui-monospace, monospace;
}

/* --- Base app --- */
.mm-app {
    font-family: var(--mm-font-body);
    color: var(--mm-primary-dark);
    background-color: var(--mm-bg-app);
    min-height: 100vh;
}

.mm-app h1,
.mm-app h2,
.mm-app h3,
.mm-app .h1,
.mm-app .h2,
.mm-app .h3,
.mm-app .h4,
.mm-app .h5,
.mm-app .h6 {
    font-family: var(--mm-font-heading);
    font-weight: 600;
    color: var(--mm-primary-dark);
}

/* Bootstrap primary al azul marca dentro de la app */
.mm-app .btn-primary {
    --bs-btn-bg: var(--mm-blue);
    --bs-btn-border-color: var(--mm-blue);
    --bs-btn-hover-bg: #145fc7;
    --bs-btn-hover-border-color: #145fc7;
    --bs-btn-active-bg: #145fc7;
    --bs-btn-active-border-color: #145fc7;
}

.mm-app .btn-outline-primary {
    --bs-btn-color: var(--mm-blue);
    --bs-btn-border-color: var(--mm-blue);
    --bs-btn-hover-bg: var(--mm-blue);
    --bs-btn-hover-border-color: var(--mm-blue);
}

.mm-app .form-control:focus,
.mm-app .form-select:focus,
.mm-app .btn:focus-visible {
    border-color: rgba(32, 114, 228, 0.55);
    box-shadow: 0 0 0 0.2rem rgba(32, 114, 228, 0.2);
}

/* --- Shell layout --- */
.mm-app-shell {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

@media (min-width: 992px) {
    .mm-app-shell {
        flex-direction: row;
    }
}

.mm-sidebar {
    width: 260px;
    flex-shrink: 0;
    background: linear-gradient(180deg, var(--mm-sidebar-bg) 0%, #faf8f8 100%);
    border-right: 1px solid var(--mm-sidebar-border);
    color: var(--mm-text-nav);
    flex-direction: column;
    padding-bottom: 1rem;
}

.mm-sidebar-brand {
    padding: 1rem 1rem 0.75rem;
    border-bottom: 1px solid rgba(13, 27, 43, 0.06);
}

.mm-sidebar-brand-link {
    display: block;
}

.mm-sidebar-logo,
.mm-topbar-logo {
    max-height: 40px;
    width: auto;
    object-fit: contain;
}

.mm-sidebar-nav {
    padding-top: 0.75rem;
}

.mm-nav-link {
    display: block;
    padding: 0.55rem 0.85rem;
    border-radius: 0.5rem;
    color: var(--mm-text-nav);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: background 0.15s ease, color 0.15s ease;
}

.mm-nav-link:hover {
    background: rgba(142, 243, 207, 0.28);
    color: var(--mm-primary-dark);
}

.mm-nav-link.is-active {
    background: rgba(255, 225, 224, 0.65);
    color: var(--mm-primary-dark);
    border-left: 3px solid var(--mm-mint);
    padding-left: calc(0.85rem - 3px);
}

.mm-mobile-nav {
    background: var(--mm-surface);
}

.mm-mobile-nav .mm-nav-link {
    color: var(--mm-primary-dark);
}

.mm-mobile-nav .mm-nav-link:hover {
    background: var(--mm-light);
}

.mm-mobile-nav .mm-nav-link.is-active {
    background: var(--mm-soft);
    border-left: 3px solid var(--mm-mint);
    color: var(--mm-primary-dark);
}

.mm-app-column {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.mm-topbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: var(--mm-topbar-pastel);
    border-bottom: 1px solid rgba(142, 243, 207, 0.22);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.8) inset, var(--mm-shadow);
}

.mm-topbar-inner {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.65rem 1rem;
    max-width: 100%;
}

.mm-topbar--guest .mm-topbar-inner {
    max-width: 1140px;
    margin: 0 auto;
}

.mm-topbar--guest {
    background: linear-gradient(90deg, rgba(142, 243, 207, 0.22) 0%, rgba(255, 225, 224, 0.35) 55%, var(--mm-topbar-pastel) 100%);
    border-bottom: 1px solid var(--mm-sidebar-border);
    box-shadow: none;
}

.mm-topbar--guest .mm-topbar-logo-link,
.mm-topbar--guest .btn-link {
    color: var(--mm-text-nav);
}

.mm-topbar--guest .btn-link:hover {
    color: var(--mm-primary-dark);
}

.mm-login-logo {
    max-height: 52px;
    width: auto;
    object-fit: contain;
}

.mm-topbar-kicker {
    font-family: var(--mm-font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    color: #5d7083;
}

.mm-topbar-user {
    color: #5d7083;
}

.mm-icon-hamburger {
    display: block;
    width: 1.35rem;
    height: 2px;
    background: var(--mm-primary-dark);
    box-shadow: 0 0.45rem 0 var(--mm-primary-dark), 0 0.9rem 0 var(--mm-primary-dark);
    border-radius: 1px;
}

.mm-main {
    flex: 1;
    background: var(--mm-bg-app);
}

.mm-main-inner {
    max-width: 1200px;
    margin: 0 auto;
}

.mm-main--guest .mm-main-inner {
    max-width: 1140px;
}

/* Legacy helpers (vistas existentes) */
.app-shell {
    max-width: 1200px;
}

.app-card,
.mm-card {
    border: 1px solid var(--mm-border);
    border-radius: var(--mm-radius);
    box-shadow: var(--mm-shadow);
    background: var(--mm-surface);
}

.app-table {
    font-size: 0.95rem;
}

.app-muted,
.mm-muted {
    color: #5d7083;
}

.mw-course-desc {
    max-width: 520px;
}

/* Tarjetas acceso dashboard */
.mm-tile {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 1.15rem;
    border-radius: var(--mm-radius);
    border: 1px solid var(--mm-border);
    background: var(--mm-surface);
    box-shadow: var(--mm-shadow);
    text-decoration: none;
    color: inherit;
    transition: transform 0.12s ease, box-shadow 0.12s ease, border-color 0.12s ease;
}

.mm-tile:hover {
    transform: translateY(-2px);
    box-shadow: 0 0.35rem 1rem rgba(10, 18, 35, 0.1);
    border-color: rgba(142, 243, 207, 0.45);
}

.mm-tile-title {
    font-family: var(--mm-font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    margin-bottom: 0.35rem;
}

.mm-tile-desc {
    font-size: 0.875rem;
    color: #5d7083;
    margin-bottom: 0;
    flex: 1;
}

.mm-tile-cta {
    margin-top: 0.75rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--mm-blue);
}

/* Login */
.mm-login-card {
    max-width: 420px;
    margin: 0 auto;
    border-radius: var(--mm-radius);
    border: 1px solid rgba(142, 243, 207, 0.35);
    background: linear-gradient(165deg, #ffffff 0%, #fbfefe 45%, rgba(255, 225, 224, 0.35) 100%);
    box-shadow: var(--mm-shadow);
}

.mm-login-oauth-google {
    border-color: rgba(13, 27, 43, 0.15);
    color: var(--mm-primary-dark);
}

.mm-login-oauth-google:hover {
    background: var(--mm-light);
    border-color: rgba(13, 27, 43, 0.2);
    color: var(--mm-primary-dark);
}

.mm-login-oauth-ms {
    border-color: var(--mm-blue);
    color: var(--mm-blue);
}

.mm-login-oauth-ms:hover {
    background: rgba(32, 114, 228, 0.08);
    color: var(--mm-blue);
}

/* Barra instalar PWA */
.pwa-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1080;
    padding-bottom: env(safe-area-inset-bottom, 0);
    background: var(--mm-surface);
    border-top: 1px solid var(--mm-border);
    box-shadow: 0 -0.125rem 0.5rem rgba(10, 18, 35, 0.08);
}

.mm-pwa-inner {
    max-width: 1200px;
    margin: 0 auto;
}

body.pwa-install-visible {
    padding-bottom: calc(5rem + env(safe-area-inset-bottom, 0px));
}

@media (min-width: 576px) {
    body.pwa-install-visible {
        padding-bottom: calc(4.25rem + env(safe-area-inset-bottom, 0px));
    }
}

/* --- Utilidades Etapa 2 (paginas internas) --- */
.mm-page-header {
    margin-bottom: 1.35rem;
}

.mm-page-header .mm-page-actions {
    flex-shrink: 0;
}

.mm-empty {
    border: 1px dashed rgba(142, 243, 207, 0.5);
    border-radius: var(--mm-radius);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 225, 224, 0.4) 100%);
    padding: 2rem 1.25rem;
    text-align: center;
}

.mm-empty-title {
    font-family: var(--mm-font-heading);
    font-weight: 600;
    color: var(--mm-primary-dark);
    margin-bottom: 0.35rem;
}

.mm-progress {
    height: 0.45rem;
    border-radius: 999px;
    background: rgba(13, 27, 43, 0.07);
    overflow: hidden;
}

.mm-progress-bar {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg, rgba(142, 243, 207, 0.95), var(--mm-blue));
    transition: width 0.25s ease;
}

.mm-form-section {
    padding: 1rem 0 1.25rem;
    border-bottom: 1px solid rgba(13, 27, 43, 0.06);
}

.mm-form-section:last-of-type {
    border-bottom: 0;
}

.mm-form-section-title {
    font-family: var(--mm-font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    padding-left: 0.65rem;
    border-left: 3px solid var(--mm-mint);
    color: var(--mm-primary-dark);
}

.mm-feed-block {
    border-radius: var(--mm-radius);
    border: 1px solid var(--mm-border);
    background: rgba(255, 255, 255, 0.92);
    padding: 1rem 1.15rem;
    margin-bottom: 0.85rem;
    box-shadow: var(--mm-shadow);
}

.mm-feed-block:last-child {
    margin-bottom: 0;
}

.mm-feed-block h3 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-family: var(--mm-font-mono);
    color: #5d7083;
    margin-bottom: 0.5rem;
}

.lesson-content {
    max-width: 72ch;
    line-height: 1.65;
    font-size: 1rem;
}

.mm-link-list .list-group-item {
    border-color: rgba(13, 27, 43, 0.06);
}

.mm-link-list .list-group-item:hover {
    background: rgba(142, 243, 207, 0.15);
}

.mm-table-soft thead th {
    background: rgba(142, 243, 207, 0.22);
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    color: #4a6178;
    border-bottom-color: rgba(13, 27, 43, 0.08);
}