:root {
    /* Colores */
    --color-primary: #9c27b0; /* Violeta/Fucsia */
    --color-secondary: #2196f3; /* Azul Cyber */
    --color-accent: #00bcd4; /* Cyan */
    --color-background: #121212; /* Fondo oscuro principal */
    --color-surface: #1e1e1e; /* Superficies sobre el fondo */
    --color-card-bg: #2a2a2a; /* Fondo para tarjetas o secciones */
    --color-dark-light: #333333; /* Un gris un poco más claro */

    --color-text-primary: #e0e0e0; /* Texto principal sobre fondo oscuro */
    --color-text-secondary: #b0b0b0; /* Texto secundario o menos importante */
    --color-text-on-primary: #ffffff; /* Texto sobre color primario */
    --color-text-on-secondary: #000000; /* Texto sobre color secundario */

    /* Fuentes */
    --font-primary: 'Roboto', sans-serif;
    --font-secondary: 'Orbitron', sans-serif; /* Para títulos o logos */

    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    
    /* Animation */
    --transition-speed: 0.3s;
}

/* HEADER ESTÁNDAR IGUAL A PILDORA04 */
.nav-header {
    background-color: #0a0a0a;
    padding: 15px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid #333;
}

.logo {
    font-family: var(--font-secondary);
    font-size: 24px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.world {
    color: white;
}

.reactive {
    background: linear-gradient(to right, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.back-button {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    border-radius: 50%;
    text-decoration: none;
    font-size: 16px;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    position: relative;
    overflow: hidden;
}

.back-button:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: scale(0);
    transition: transform 0.5s ease;
}

.back-button:hover {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 5px 15px rgba(156, 39, 176, 0.4);
}

.back-button:hover:before {
    transform: scale(1.5);
    opacity: 0;
}

.back-button i {
    position: relative;
    z-index: 2;
}

/* --- A PARTIR DE AQUÍ, SOLO LOS ESTILOS PROPIOS DE PILDORA06 --- */

.card-row {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    background: rgba(24,29,34,0.97);
    border: 1.5px solid #23272d;
    border-radius: 18px;
    box-shadow: 0 2px 16px 0 rgba(0,0,0,0.10);
    padding: 2.2rem 2.5rem;
    gap: 2.5rem;
    margin-bottom: 2rem;
}
.card-col {
    flex: 1 1 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
.card-col .section-content {
    max-width: 340px;
    margin: 0 auto;
    background: none;
    border: none;
    box-shadow: none;
    padding: 0;
}
.card-col img.section-img {
    max-width: 270px;
    width: 100%;
    height: auto;
    border-radius: 10px;
    border: 2px solid #00ffd0;
    margin: 0 auto;
    display: block;
    background: #fff;
    box-shadow: none;
    padding: 0.2em;
}
@media (max-width: 900px) {
    .card-col img.section-img {
        max-width: 70vw;
    }
}
@media (max-width: 900px) {
    .card-row {
        flex-direction: column;
        padding: 1.2rem 0.7rem;
        gap: 1.5rem;
    }
    .card-col, .card-col .section-content {
        max-width: 100%;
        min-width: 0;
        align-items: stretch;
    }
    .card-col img.section-img {
        max-width: 90vw;
        margin: 1.2rem auto;
    }
}


.story-bullets {
    margin: 2rem 0 2.5rem 0;
    padding: 0.5rem 0 0.5rem 0;
    display: block;
}
.story-bullet {
    display: inline-block;
    font-size: 1.5em;
    vertical-align: middle;
    margin-right: 0.7em;
    color: #31e7ff;
    background: none;
    text-shadow: 0 1px 3px #222c44cc;
    filter: none;
}

.hero-story {
    display: flex;
    flex-direction: row;
    gap: 2.5rem;
    align-items: center;
    justify-content: center;
    margin: 2.2rem 0 2.5rem 0;
}
.hero-story-content {
    flex: 2 1 380px;
    text-align: left;
}
.hero-story-title {
    text-align: center;
    font-size: 1.45em;
    margin-bottom: 1.1em;
    color: #00ffd0;
    text-shadow: 0 0 8px #00ffd055, 0 0 2px #222c44cc;
    letter-spacing: 0.02em;
    font-family: var(--font-secondary);
}
.hero-img {
    flex: 1 1 240px;
    max-width: 340px;
    width: 100%;
    border-radius: 18px;
    margin-left: 1.2rem;
    box-shadow: 0 0 20px #00ffd022, 0 2px 32px #8f00ff11;
}
@media (max-width: 900px) {
    .hero-story { flex-direction: column-reverse; gap: 1.2rem; }
    .hero-img { margin-left: 0; margin-bottom: 1rem; }
    .hero-story-content { text-align: center; }
}

.story-explanation-box {
    background: linear-gradient(110deg, #23243a 0%, #191a2f 100%);
    border-radius: 14px;
    border: 1.5px solid #00ffd033;
    padding: 2rem 1.5rem 1.5rem 1.5rem;
    margin: 2.2rem 0 2.2rem 0;
    box-shadow: 0 2px 12px #00ffd01a;
}
.story-explanation-title {
    text-align: center;
    color: #00ffd0;
    font-size: 1.22em;
    font-family: var(--font-secondary);
    margin-bottom: 1.2em;
    letter-spacing: 0.01em;
    text-shadow: none;
}
.story-explanation-subtitle {
    color: #31e7ff;
    font-size: 1.08em;
    margin-top: 1.8em;
    margin-bottom: 0.8em;
    font-weight: 600;
    letter-spacing: 0.01em;
}
.story-bullets-list {
    list-style: none;
    padding-left: 0;
    margin: 0 0 1.2em 0;
}
.story-bullets-list li {
    margin-bottom: 0.7em;
    display: flex;
    align-items: flex-start;
}
.story-bullets-list .story-bullet {
    color: #31e7ff;
    font-size: 1.2em;
    margin-right: 0.55em;
    background: none;
    text-shadow: none;
    filter: none;
}


.config-comparison {
    margin: 2.5rem 0 2.5rem 0;
    padding: 1rem 0.5rem;
    background: linear-gradient(90deg, #23243a 0%, #191a2f 100%);
    border-radius: 18px;
    box-shadow: 0 2px 24px #00ffd044, 0 0 32px #8f00ff22;
}
.config-row {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 2rem;
}
.config-col {
    flex: 1 1 300px;
    min-width: 260px;
    background: #181a2b;
    border-radius: 12px;
    border: 2px solid;
    border-image: linear-gradient(120deg, #00ffd0 0%, #8f00ff 100%) 1;
    box-shadow: 0 2px 18px #00ffd044;
    padding: 1.2rem 1rem 1rem 1rem;
    margin-bottom: 1rem;
}
.config-col h4 {
    margin-top: 0;
    color: #00ffd0;
    font-family: var(--font-secondary);
    font-size: 1.08em;
    display: flex;
    align-items: center;
    gap: 0.5em;
}
.config-block {
    background: #141622;
    color: #00ffd0;
    font-family: 'Fira Mono', 'Consolas', monospace;
    border-radius: 8px;
    font-size: 0.99em;
    padding: 1em 0.8em;
    margin: 0.6em 0 0 0;
    box-shadow: 0 0 12px #00ffd055;
    border: 1px solid #00ffd033;
    white-space: pre;
    overflow-x: auto;
}
@media (max-width: 900px) {
    .config-row { flex-direction: column; gap: 1.2rem; }
    .config-col { min-width: 0; }
}


.section-separator {
    border: none;
    height: 3px;
    width: 70%;
    margin: 2.5rem auto 2.5rem auto;
    border-radius: 3px;
    background: linear-gradient(90deg, #00ffd0 0%, #8f00ff 50%, #00b3ff 100%);
    box-shadow: 0 0 24px 2px #00ffd055, 0 0 32px 8px #8f00ff33;
    opacity: 0.85;
    filter: blur(0.3px);
    display: block;
}


.hero-img {
    display: block;
    margin: 0 auto 1.5rem auto;
    max-width: 220px;
    width: 70%;
    border-radius: 50%;
    border: 5px solid;
    border-image: linear-gradient(135deg, #00ffd0 0%, #8f00ff 100%) 1;
    box-shadow: 0 0 32px 8px #00ffd099, 0 0 64px 12px #8f00ff55;
    transition: transform 0.6s cubic-bezier(.22,1,.36,1), box-shadow 0.6s;
    background: #191a2f;
    animation: heroGlow 4s linear infinite alternate;
}

.hero-img:hover {
    transform: scale(1.08) rotate(-2deg);
    box-shadow: 0 0 64px 16px #8f00ffcc, 0 0 128px 32px #00ffd0cc;
    z-index: 2;
}

@keyframes heroGlow {
    0% { box-shadow: 0 0 32px 8px #00ffd099, 0 0 64px 12px #8f00ff55; }
    100% { box-shadow: 0 0 64px 24px #00ffd0cc, 0 0 128px 48px #8f00ff99; }
}


.pildora { 
    max-width: 800px; 
    margin: var(--spacing-md) auto;
    background-color: var(--color-card-bg); 
    padding: var(--spacing-md); 
    border-radius: var(--border-radius-md); 
    box-shadow: 0 4px 32px 0 rgba(0,0,0,0.45);
    position: relative;
    overflow: visible;
}

.billete-borde {
    border: 4px solid;
    border-radius: 20px;
    border-image: linear-gradient(120deg, #00ffd0 0%, #8f00ff 50%, #00b3ff 100%) 1;
    box-shadow: 0 0 24px 4px #00ffd088, 0 0 64px 12px #8f00ff33;
    animation: billeteGlow 3s linear infinite alternate;
}

@keyframes billeteGlow {
    0% { box-shadow: 0 0 24px 4px #00ffd088, 0 0 64px 12px #8f00ff33; }
    100% { box-shadow: 0 0 48px 12px #00ffd0cc, 0 0 96px 24px #8f00ff66; }
}

.comparison-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    background: linear-gradient(90deg, #23243a 0%, #191a2f 100%);
    border-radius: 14px;
    overflow: hidden;
    box-shadow: 0 2px 18px #0008;
    margin: 2rem 0;
}
.comparison-table th, .comparison-table td {
    padding: 1rem;
    color: #fff;
    border-bottom: 1px solid #3c3c5a;
}
.comparison-table th {
    background: linear-gradient(90deg, #00ffd0 0%, #8f00ff 100%);
    color: #191a2f;
    font-size: 1.1em;
    letter-spacing: 1px;
}
.comparison-table tr:last-child td {
    border-bottom: none;
}

.example-section pre {
    background: linear-gradient(90deg, #23243a 0%, #191a2f 100%);
    color: #00ffd0;
    border: 2px solid #00ffd0;
    box-shadow: 0 0 24px #00ffd088;
    font-family: 'Fira Mono', 'Consolas', monospace;
    border-radius: 10px;
    font-size: 1em;
    transition: box-shadow 0.4s;
}
.example-section pre:hover {
    box-shadow: 0 0 40px #8f00ffcc, 0 0 80px #00ffd088;
}

.highlight-box {
    background: linear-gradient(90deg, #23243a 0%, #191a2f 100%);
    border-left: 6px solid #00ffd0;
    border-radius: 12px;
    box-shadow: 0 2px 18px #00ffd044;
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.conclusion-box {
    background: linear-gradient(90deg, #23243a 0%, #191a2f 100%);
    border-left: 6px solid #8f00ff;
    border-radius: 12px;
    box-shadow: 0 2px 18px #8f00ff44;
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.pildora-title {
    color: #fff;
}
.r2dbc-reactive {
    background: linear-gradient(90deg, #00ffd0 0%, #8f00ff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-fill-color: transparent;
    color: #fff;
}
.section-title {
    color: #fff;
    font-family: 'Montserrat', var(--font-secondary), sans-serif;
    font-size: 1.25em;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-top: 2.2rem;
    margin-bottom: 1.2rem;
    text-align: left;
    background: none;
    box-shadow: none;
}

h3, .conclusion-box h3, .pildora-title {
    color: #fff;
    font-family: 'Montserrat', var(--font-secondary), sans-serif;
    font-size: 1.15em;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-bottom: 1em;
    background: none;
    box-shadow: none;
}

.config-block, pre {
    background: #181d22;
    color: #fff;
    border: 1.5px solid #282d33;
    border-radius: 10px;
    padding: 1em 1.2em;
    font-size: 1em;
    font-family: 'Fira Mono', 'Consolas', monospace;
    margin: 1em 0 1.5em 0;
    overflow-x: auto;
}

.pildora-title {
    color: #fff;
    font-family: 'Montserrat', var(--font-secondary), sans-serif;
    font-size: 2em;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-align: left;
    margin-bottom: 1.2rem;
}

.pildora-content > div[style*='display: flex'] {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 2.5rem;
    flex-wrap: nowrap;
}
.section-content {
    flex: 0 1 40%;
    max-width: 360px;
    min-width: 220px;
}
.section-img {
    flex: 1 1 30%;
    max-width: 220px;
    width: 100%;
    height: auto;
    display: block;
    margin-left: auto;
    margin-right: 0;
}
@media (max-width: 900px) {
    .section-img, .final-note-img { margin: 1.2rem auto; max-width: 90vw; }
    .section-content, .conclusion-box, .final-note { padding: 1em 0.7em; max-width: 100%; min-width: 0; }
    .section-title, h3, .conclusion-box h3, .pildora-title { font-size: 1em; }
    .pildora-content > div[style*='display: flex'] {
        flex-direction: column;
        align-items: stretch;
        flex-wrap: wrap;
    }
}

.section-content {
    flex: 0 1 55%;
    max-width: 500px;
    min-width: 320px;
}
.section-img {
    flex: 1 1 45%;
    max-width: 330px;
    width: 100%;
    height: auto;
    display: block;
    margin-left: auto;
    margin-right: 0;
}
@media (max-width: 900px) {
    .section-img, .final-note-img { margin: 1.2rem auto; max-width: 90vw; }
    .section-content, .conclusion-box, .final-note { padding: 1em 0.7em; max-width: 100%; min-width: 0; }
    .section-title, h3, .conclusion-box h3, .pildora-title { font-size: 1em; }
    .pildora-content > div[style*='display: flex'] {
        flex-direction: column;
        align-items: stretch;
    }
}


@media (max-width: 900px) {
    .section-img, .final-note-img { margin: 1.2rem auto; }
    .section-content, .conclusion-box, .final-note { padding: 1em 0.7em; }
    .section-title, h3, .conclusion-box h3, .pildora-title { font-size: 1em; }
    .pildora-content > div[style*='display: flex'] {
        flex-direction: column;
        align-items: stretch;
    }
}
    color: #3dffc7;
    font-family: 'Montserrat', var(--font-secondary), sans-serif;
    font-size: 1.25em;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-top: 2.2rem;
    margin-bottom: 1.2rem;
    text-align: left;
    background: none;
    box-shadow: none;
}

h3, .conclusion-box h3 {
    color: #3dffc7;
    font-family: 'Montserrat', var(--font-secondary), sans-serif;
    font-size: 1.15em;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    margin-bottom: 1em;
    background: none;
    box-shadow: none;
}

.section-content {
    background: #181d22;
    border: 1.5px solid #3dffc766;
    border-radius: 14px;
    box-shadow: 0 2px 16px #00ffd017;
    padding: 1.2em 1.5em 1.2em 1.5em;
    margin-bottom: 1.7em;
}

.conclusion-box {
    background: #181d22;
    border: 1.5px solid #3dffc7cc;
    border-radius: 16px;
    box-shadow: 0 2px 20px #00ffd022;
    padding: 1.5em 1.7em 1.5em 1.7em;
    margin: 2.2em 0 2.2em 0;
}

.final-note {
    background: #1a1f24;
    border: 1.5px solid #3dffc7cc;
    border-radius: 15px;
    box-shadow: 0 2px 18px #00ffd022;
    padding: 2rem 1.5rem 1.5rem 1.5rem;
    margin: 2.5rem 0 2.5rem 0;
    text-align: center;
    color: #fff;
    font-size: 1.05em;
}

.section-img, .final-note-img {
    background: #fff;
    border: 1.5px solid #3dffc7cc;
    border-radius: 16px;
    box-shadow: 0 0 18px #00ffd022, 0 2px 20px #8f00ff11;
    padding: 0.5em;
    max-width: 340px;
    width: 100%;
    margin: 1.2rem auto 1.2rem 0;
    display: block;
    object-fit: contain;
}

@media (max-width: 900px) {
    .section-img, .final-note-img { margin: 1.2rem auto; }
    .section-content, .conclusion-box, .final-note { padding: 1em 0.7em; }
    .section-title, h3, .conclusion-box h3 { font-size: 1em; }
}
    color: #00ffd0;
    font-size: 1.2em;
    margin-top: 2.2rem;
    margin-bottom: 1.2rem;
    font-family: var(--font-secondary);
    text-align: left;
}
.section-content {
    font-size: 1.07em;
    color: #fff;
    padding: 0.5em 0 1.2em 0;
    line-height: 1.6;
}
.section-img {
    display: block;
    max-width: 340px;
    width: 100%;
    margin: 1.2rem auto 1.2rem 0;
    border-radius: 18px;
    box-shadow: 0 0 18px #00ffd022, 0 2px 20px #8f00ff11;
}
.final-note {
    background: linear-gradient(110deg, #23243a 0%, #191a2f 100%);
    border-radius: 14px;
    border: 1.5px solid #00ffd033;
    padding: 2rem 1.5rem 1.5rem 1.5rem;
    margin: 2.5rem 0 2.5rem 0;
    text-align: center;
    color: #fff;
    font-size: 1.05em;
}
.final-note-img {
    max-width: 180px;
    display: block;
    margin: 1.2rem auto 0 auto;
    border-radius: 16px;
    box-shadow: 0 0 14px #00ffd022, 0 1px 12px #8f00ff11;
}
@media (max-width: 900px) {
    .section-img { margin: 1.2rem auto; }
}
 
    font-family: var(--font-secondary);
    font-size: 2em; 
    margin-bottom: var(--spacing-sm);
    color: var(--color-primary);
}

.pildora-subtitle { 
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 1.2em; 
}
.pildora-content { 
    line-height: 1.6; 
    color: var(--color-text-primary);
}
.pildora-content ul { 
    margin-left: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}
.pildora-content li { 
    margin-bottom: var(--spacing-xs);
}
.example-section { 
    margin-top: var(--spacing-md);
    background: var(--color-surface); /* Usando variable */
    padding: var(--spacing-md); /* Usando variable */
    border-radius: var(--border-radius-sm); /* Usando variable */
}
.example-section h3 { 
    color: var(--color-accent); /* Usando variable */
    margin-top: 0; 
    font-family: var(--font-secondary);
}
.example-section pre { 
    background: var(--color-background); /* Fondo más oscuro para código */
    color: var(--color-text-primary);
    padding: var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    overflow-x: auto; 
    margin-top: var(--spacing-sm);
    font-size: 0.9em; 
    border: 1px solid var(--color-dark-light);
}
.conclusion-box { 
    background: var(--color-surface);
    padding: var(--spacing-md);
    border-left: 4px solid var(--color-primary);
    margin-top: var(--spacing-lg);
    border-radius: var(--border-radius-sm);
}
.conclusion-box h3 { 
    margin-top: 0; 
    color: var(--color-primary);
    font-family: var(--font-secondary);
}
html {
    min-height: 100vh;
    width: 100vw;
    background: var(--color-background) !important;
}
body {
    min-height: 100vh;
    width: 100vw;
    margin: 0;
    padding: 0;
    background: var(--color-background) !important;
    color: var(--color-text-primary);
    font-family: var(--font-primary), Arial, sans-serif;
    overflow-x: hidden;
}
footer { 
    text-align: center; 
    padding: var(--spacing-md);
    color: var(--color-text-secondary); 
    margin-top: var(--spacing-lg); 
}