/* ============================================================
   BioAurea Design Tokens — fuente única de verdad visual
   Compartido entre portal (frontend/static) y newsletter mensual
   (temporalidad_mensual/fase_4_newsletter/templates/).
   Refleja la skin editorial real: cream + sepia + brown + green accent.
   Cambios aquí impactan ambas superficies.
   ============================================================ */

:root {
    /* === Paleta editorial (la que usan los dashboards reales) === */
    /* Fondo cream / canvas */
    --bio-cream:           #f3eada;   /* fondo editorial principal */
    --bio-cream-warm:      #ebdfc4;   /* fondo card / sección */
    --bio-cream-pale:      #fbf8f2;   /* fondos muy suaves */
    --bio-cream-deep:      #d8c890;   /* fondo decorativo cálido */

    /* Marrones/sepia — identidad editorial */
    --bio-sepia-darkest:   #2e2014;   /* texto principal (NO negro) */
    --bio-sepia-deep:      #1e160c;   /* navbar oscuro translúcido */
    --bio-sepia:           #5a4630;   /* subtítulos */
    --bio-sepia-mid:       #806c50;   /* texto secundario */
    --bio-copper-deep:     #5a3a1e;   /* hero gradient end */
    --bio-copper:          #6a4326;   /* hero gradient start, scrollbar */
    --bio-copper-mid:      #7a4a26;   /* acentos cobre */
    --bio-copper-light:    #8a5a32;   /* hero gradient middle */
    --bio-copper-soft:     #a06030;   /* divisores cálidos */
    --bio-tan:             #B85C3D;   /* alertas tierra */
    --bio-amber-warm:      #E4B585;   /* highlights */

    /* Verdes (acento secundario, NO dominante) */
    --bio-green-darkest:   #1e3d22;   /* fondos sólidos sección oscura */
    --bio-green-base:      #2d5530;   /* tags / chips primarios */
    --bio-green-mid:       #566c41;   /* tags secundarios */
    --bio-green-leaf:      #5a8a4d;   /* éxito sutil */
    --bio-green-bright:    #1fa855;   /* CTAs principales */
    --bio-green-bright-2:  #178a45;   /* gradient end CTAs */
    --bio-green-soft:      #7DAB6A;   /* acentos light */

    /* Tierra/funcional */
    --bio-amber:           #d29b1e;   /* alertas amber */
    --bio-amber-bg:        #fff6e5;   /* fondo alerta amber */
    --bio-red:             #B85C3D;   /* deltas negativos (tierra, no rojo crudo) */
    --bio-red-soft:        #c4564b;   /* alertas suaves */

    /* Inks / neutrals editoriales */
    --bio-ink:             #2e2014;   /* texto principal */
    --bio-ink-soft:        #5a4630;   /* texto secundario */
    --bio-ink-muted:       #806c50;   /* meta/captions */
    --bio-ink-faint:       #a09280;   /* deshabilitado */
    --bio-rule:            #d8c890;   /* separadores cálidos */
    --bio-rule-soft:       #ebdfc4;   /* separadores suaves */

    /* Tipografía editorial real */
    --bio-font-serif: "Fraunces", "Newsreader", Georgia, "Times New Roman", serif;
    --bio-font-sans:  "Manrope", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
    --bio-font-mono:  "JetBrains Mono", Menlo, monospace;

    /* Tamaños */
    --bio-size-cover-h1:   46px;
    --bio-size-section-h2: 28px;
    --bio-size-product-h3: 19px;
    --bio-size-body:       15.5px;
    --bio-size-meta:       12.5px;
    --bio-size-kpi:        34px;
    --bio-size-kpi-label:  10.5px;

    /* Espaciado */
    --bio-space-section:   44px;
    --bio-space-block:     22px;
    --bio-space-tight:     10px;

    /* Radios y sombras */
    --bio-radius:          8px;
    --bio-radius-sm:       4px;
    --bio-shadow-card:     0 1px 3px rgba(46, 32, 20, 0.10), 0 4px 12px rgba(46, 32, 20, 0.06);
    --bio-shadow-hero:     0 6px 28px rgba(46, 32, 20, 0.22);
}

/* ============================================================
   Componentes reusables — usar en portal y newsletter
   ============================================================ */

.bio-hero {
    background: linear-gradient(135deg,
        var(--bio-copper) 0%,
        var(--bio-copper-light) 50%,
        var(--bio-copper-deep) 100%);
    color: #fbf8f2;
    padding: 56px 36px;
    border-radius: var(--bio-radius);
    box-shadow: var(--bio-shadow-hero);
}

.bio-hero h1 {
    font-family: var(--bio-font-serif);
    font-size: var(--bio-size-cover-h1);
    font-weight: 500;
    line-height: 1.08;
    margin: 0 0 14px 0;
    letter-spacing: -0.5px;
    color: #fbf8f2;
    font-feature-settings: 'ss01', 'liga';
}

.bio-hero .lead {
    font-family: var(--bio-font-serif);
    font-size: 18px;
    line-height: 1.55;
    color: #ebdfc4;
    max-width: 580px;
    font-style: italic;
    font-weight: 400;
}

.bio-section-h2 {
    font-family: var(--bio-font-serif);
    font-size: var(--bio-size-section-h2);
    font-weight: 500;
    color: var(--bio-copper);
    border-bottom: 2px solid var(--bio-cream-deep);
    padding-bottom: 10px;
    margin: var(--bio-space-section) 0 18px 0;
    letter-spacing: -0.3px;
    font-feature-settings: 'ss01';
}

.bio-product-h3 {
    font-family: var(--bio-font-serif);
    font-size: var(--bio-size-product-h3);
    font-weight: 500;
    color: var(--bio-sepia-darkest);
    margin: var(--bio-space-block) 0 8px 0;
    line-height: 1.3;
}

.bio-meta {
    font-family: var(--bio-font-sans);
    font-size: var(--bio-size-meta);
    color: var(--bio-ink-muted);
    letter-spacing: 0.2px;
    font-weight: 400;
}

.bio-tldr-list {
    background: var(--bio-cream-warm);
    border-left: 3px solid var(--bio-copper);
    padding: 18px 24px 18px 28px;
    border-radius: 0 var(--bio-radius) var(--bio-radius) 0;
    margin: 18px 0 var(--bio-space-section) 0;
    list-style: none;
}

.bio-tldr-list li {
    font-family: var(--bio-font-serif);
    font-size: 15.5px;
    line-height: 1.55;
    color: var(--bio-ink);
    margin: 8px 0;
    position: relative;
    padding-left: 20px;
}

.bio-tldr-list li::before {
    content: "▪";
    color: var(--bio-copper);
    position: absolute;
    left: 0;
    top: 0;
    font-size: 14px;
}

.bio-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin: 16px 0 22px 0;
}

.bio-kpi-card {
    background: var(--bio-cream-warm);
    border-left: 3px solid var(--bio-copper);
    padding: 14px 16px;
    border-radius: 0 var(--bio-radius-sm) var(--bio-radius-sm) 0;
}

.bio-kpi-card .num {
    display: block;
    font-family: var(--bio-font-serif);
    font-size: var(--bio-size-kpi);
    font-weight: 500;
    color: var(--bio-sepia-darkest);
    line-height: 1.0;
    margin-bottom: 4px;
    font-feature-settings: 'tnum';
}

.bio-kpi-card .lbl {
    font-family: var(--bio-font-sans);
    font-size: var(--bio-size-kpi-label);
    color: var(--bio-ink-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    font-weight: 600;
}

.bio-delta-pos {
    color: var(--bio-green-leaf);
    font-weight: 600;
}

.bio-delta-neg {
    color: var(--bio-tan);
    font-weight: 600;
}

.bio-narrative {
    font-family: var(--bio-font-serif);
    font-size: 16.5px;
    line-height: 1.65;
    color: var(--bio-ink);
    margin: 12px 0 22px 0;
}

.bio-narrative .lead-paragraph {
    font-size: 18px;
    color: var(--bio-copper);
    font-weight: 500;
    margin-bottom: 14px;
    font-style: italic;
}

.bio-cta {
    display: inline-block;
    background: linear-gradient(135deg, var(--bio-green-bright), var(--bio-green-bright-2));
    color: #ffffff;
    text-decoration: none;
    padding: 12px 26px;
    border-radius: var(--bio-radius-sm);
    font-family: var(--bio-font-sans);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.3px;
    border: 0;
    cursor: pointer;
    transition: opacity 0.15s ease;
}

.bio-cta:hover { opacity: 0.92; }

.bio-cta-link {
    color: var(--bio-copper);
    text-decoration: none;
    font-family: var(--bio-font-sans);
    font-size: 14px;
    font-weight: 600;
    border-bottom: 1px solid currentColor;
    padding-bottom: 1px;
}

.bio-alert-amber {
    background: var(--bio-amber-bg);
    border-left: 3px solid var(--bio-amber);
    padding: 12px 16px;
    margin: 14px 0;
    font-family: var(--bio-font-sans);
    font-size: 14px;
    color: var(--bio-ink-soft);
    border-radius: 0 var(--bio-radius-sm) var(--bio-radius-sm) 0;
}

.bio-table-mini {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--bio-font-sans);
    font-size: 13.5px;
    margin: 14px 0;
}

.bio-table-mini th {
    text-align: left;
    color: var(--bio-ink-muted);
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
    padding: 8px 10px;
    border-bottom: 1px solid var(--bio-rule);
    font-weight: 600;
}

.bio-table-mini td {
    padding: 9px 10px;
    border-bottom: 1px solid var(--bio-rule);
    color: var(--bio-ink);
}

.bio-table-mini tr:last-child td { border-bottom: 0; }

.bio-footer {
    margin-top: 64px;
    padding: 28px 0 16px 0;
    border-top: 1px solid var(--bio-rule);
    font-family: var(--bio-font-sans);
    font-size: 12px;
    color: var(--bio-ink-muted);
    line-height: 1.6;
}

.bio-footer a {
    color: var(--bio-copper);
    text-decoration: none;
}