/* ================================================================
   TRACERTIX — Sitio v2 (Diseño superior a competidores)
   Paleta oficial de la app:
     - Azul principal:  #17324D
     - Gris header:     #4A6B8A
     - Blanco:          #FFFFFF
     - Verde OK:        #C6EFCE / #1F6F2C
     - Amarillo:        #FFF2CC / #8B6914
     - Rojo alerta:     #F8CBAD / #9C2929
   Fuente: Arial (coherente con la app y documentos v1.0)
   ================================================================ */

:root {
    --azul: #17324D;
    --azul-oscuro: #0F2438;
    --azul-claro: #2A4A6B;
    --gris: #4A6B8A;
    --gris-claro: #A9C0D7;
    --gris-fondo: #F5F7FA;
    --gris-linea: #D4DBE3;
    --gris-linea-oscura: #B4BFCB;
    --blanco: #FFFFFF;

    --verde-fondo: #C6EFCE;
    --verde-texto: #1F6F2C;
    --amarillo-fondo: #FFF2CC;
    --amarillo-texto: #8B6914;
    --rojo-fondo: #F8CBAD;
    --rojo-texto: #9C2929;

    --texto: #1A1A1A;
    --texto-suave: #444444;
    --texto-tenue: #6B7280;

    --f-body: Arial, Helvetica, sans-serif;
    --f-mono: 'Courier New', monospace;

    --contenedor: 1200px;
    --pad-seccion: clamp(4.5rem, 8vw, 6.5rem);

    --radius-sm: 4px;
    --radius: 6px;
    --radius-lg: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--f-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--texto);
    background: var(--blanco);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
img, svg { display: block; max-width: 100%; }
strong { font-weight: 700; color: var(--azul); }

.container {
    max-width: var(--contenedor);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.mono { font-family: var(--f-mono); font-size: 0.92em; }

/* ================================================================
   NAVBAR
   ================================================================ */
.nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--gris-linea);
}
.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--azul);
    letter-spacing: -0.01em;
}
.brand span { line-height: 1; }
.nav__links {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}
.nav__links a {
    font-size: 0.92rem;
    color: var(--texto);
    font-weight: 500;
    transition: color 0.2s;
    position: relative;
}
.nav__links a:hover { color: var(--azul); }
.nav__links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--azul);
    transition: width 0.25s ease;
}
.nav__links a:not(.btn):hover::after { width: 100%; }
.nav__menu {
    display: none;
    width: 32px;
    height: 32px;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
}
.nav__menu span {
    display: block;
    height: 2px;
    width: 24px;
    background: var(--azul);
    transition: transform 0.3s;
}

/* ================================================================
   BOTONES
   ================================================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    border-radius: var(--radius);
    transition: all 0.2s ease;
    cursor: pointer;
    text-align: center;
    white-space: nowrap;
}
.btn--primary {
    background: var(--azul);
    color: var(--blanco);
    box-shadow: 0 2px 4px rgba(23, 50, 77, 0.15);
}
.btn--primary:hover {
    background: var(--azul-oscuro);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px -6px rgba(23, 50, 77, 0.45);
}
.btn--outline {
    border: 1.5px solid var(--azul);
    color: var(--azul);
    background: transparent;
}
.btn--outline:hover {
    background: var(--azul);
    color: var(--blanco);
}
.btn--wa {
    background: #25D366;
    color: white;
    box-shadow: 0 2px 4px rgba(37, 211, 102, 0.25);
}
.btn--wa:hover {
    background: #1FA855;
    transform: translateY(-1px);
    box-shadow: 0 8px 20px -6px rgba(37, 211, 102, 0.5);
}
.btn--ghost {
    color: var(--gris);
    background: transparent;
    padding: 0.75rem 0.5rem;
    font-weight: 500;
}
.btn--ghost:hover { color: var(--azul); }
.btn--sm { padding: 0.55rem 1rem; font-size: 0.85rem; }
.btn--lg { padding: 0.95rem 2rem; font-size: 1.02rem; }

/* ================================================================
   ELEMENTOS BASE
   ================================================================ */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--f-mono);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gris);
    margin-bottom: 1.25rem;
}
.eyebrow--light { color: rgba(255, 255, 255, 0.75); }
.eyebrow__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--gris);
    display: inline-block;
}
.eyebrow--light .eyebrow__dot { background: rgba(255, 255, 255, 0.75); }

.section {
    padding: var(--pad-seccion) 0;
    position: relative;
}
.section--gris { background: rgba(245, 247, 250, 0.75); }
.section--azul { background: var(--azul); color: var(--blanco); }
.section__head {
    max-width: 780px;
    margin-bottom: clamp(3rem, 5vw, 4.5rem);
}
.section__head--center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}
.section__head--light .section__title { color: var(--blanco); }
.section__title {
    font-family: var(--f-body);
    font-size: clamp(2rem, 4.2vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--azul);
    margin-bottom: 1.25rem;
}
.section__title em {
    font-style: normal;
    color: var(--gris);
    font-weight: 700;
}
.section--azul .section__title em { color: var(--gris-claro); }
.section__lead {
    font-size: 1.08rem;
    color: var(--texto-suave);
    max-width: 660px;
    line-height: 1.6;
}
.section--azul .section__lead { color: rgba(255, 255, 255, 0.85); }

/* ================================================================
   HERO
   ================================================================ */
.hero {
    padding: clamp(3rem, 6vw, 5rem) 0 clamp(4rem, 8vw, 5.5rem);
    background:
        radial-gradient(ellipse at top right, rgba(74, 107, 138, 0.08) 0%, transparent 50%);
    overflow: hidden;
    position: relative;
}
.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--blanco);
    border: 1px solid var(--gris-linea);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-family: var(--f-mono);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--azul);
    margin-bottom: 1.5rem;
    box-shadow: 0 2px 6px rgba(23, 50, 77, 0.05);
}
.hero__badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--verde-texto);
    box-shadow: 0 0 0 3px rgba(31, 111, 44, 0.2);
    animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(31, 111, 44, 0.4); }
    50% { box-shadow: 0 0 0 6px rgba(31, 111, 44, 0); }
}
.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 3.5rem;
    align-items: center;
}
.hero__title {
    font-family: var(--f-body);
    font-size: clamp(2.2rem, 4.6vw, 3.4rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.025em;
    color: var(--azul);
    margin-bottom: 1.5rem;
}
.hero__title em {
    font-style: normal;
    color: var(--gris);
}
.hero__lead {
    font-size: 1.15rem;
    color: var(--texto-suave);
    line-height: 1.6;
    margin-bottom: 2rem;
    max-width: 520px;
}
.hero__actions {
    display: flex;
    gap: 0.85rem;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}
.hero__meta {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    flex-wrap: wrap;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gris-linea);
}
.hero__meta-item {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--f-mono);
    font-size: 0.76rem;
    color: var(--texto-tenue);
    font-weight: 600;
    letter-spacing: 0.02em;
}
.hero__meta-check {
    color: var(--verde-texto);
    font-weight: 900;
}

/* Panel dashboard mockup — mucho más completo que la competencia */
.hero__panel { position: relative; }
.panel {
    background: var(--blanco);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow:
        0 30px 60px -25px rgba(23, 50, 77, 0.25),
        0 12px 24px -12px rgba(23, 50, 77, 0.15),
        0 0 0 1px var(--gris-linea);
    position: relative;
    overflow: hidden;
}
.panel::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--azul) 0%, var(--gris) 100%);
}
.panel__head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    padding-bottom: 1.15rem;
    border-bottom: 1px solid var(--gris-linea);
}
.panel__label {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: var(--texto-tenue);
    display: block;
    margin-bottom: 0.3rem;
    text-transform: uppercase;
    font-weight: 700;
}
.panel__title h3 {
    font-family: var(--f-body);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--azul);
    line-height: 1.2;
}
.panel__status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--f-mono);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--verde-texto);
    background: var(--verde-fondo);
    padding: 0.35rem 0.7rem;
    border-radius: 4px;
    white-space: nowrap;
    letter-spacing: 0.03em;
}
.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--verde-texto);
}

.panel__metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}
.metric {
    padding: 0.85rem 0.9rem;
    background: var(--gris-fondo);
    border-radius: var(--radius);
    border-left: 3px solid var(--azul);
}
.metric__label {
    font-family: var(--f-mono);
    font-size: 0.68rem;
    letter-spacing: 0.05em;
    color: var(--texto-tenue);
    text-transform: uppercase;
    margin-bottom: 0.4rem;
    font-weight: 700;
}
.metric__value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--azul);
    line-height: 1;
    margin-bottom: 0.35rem;
}
.metric__unit {
    font-size: 0.75rem;
    color: var(--texto-suave);
    margin-left: 0.3rem;
    font-weight: 500;
}
.metric__delta {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    color: var(--texto-tenue);
    line-height: 1.3;
}

.ledger__title {
    font-family: var(--f-mono);
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--texto-tenue);
    margin-bottom: 0.65rem;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.ledger__title-tag {
    background: var(--gris-fondo);
    color: var(--gris);
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    font-size: 0.65rem;
}
.ledger {
    list-style: none;
    background: var(--gris-fondo);
    border-radius: var(--radius);
    padding: 0.4rem 0;
}
.ledger li {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 0.75rem;
    align-items: center;
    padding: 0.5rem 0.9rem;
    font-size: 0.82rem;
    border-bottom: 1px solid var(--gris-linea);
}
.ledger li:last-child { border-bottom: none; }
.ledger__id {
    font-family: var(--f-mono);
    font-size: 0.72rem;
    color: var(--gris);
    font-weight: 700;
}
.ledger__event { color: var(--texto); font-weight: 500; }
.ledger__hash {
    font-family: var(--f-mono);
    font-size: 0.72rem;
    color: var(--gris);
}

.panel__caption {
    text-align: center;
    font-size: 0.78rem;
    color: var(--texto-tenue);
    margin-top: 0.85rem;
    font-style: italic;
}

/* ================================================================
   TRUST BAR — barra de badges/certificaciones
   ================================================================ */
.trust {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 2.25rem 0;
    border-top: 1px solid var(--gris-linea);
    border-bottom: 1px solid var(--gris-linea);
}
.trust__label {
    text-align: center;
    font-family: var(--f-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--texto-tenue);
    margin-bottom: 1.5rem;
    font-weight: 700;
}
.trust__badges {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 2.5rem;
}
.trust__badge {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--gris);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.01em;
    opacity: 0.85;
    transition: opacity 0.2s;
}
.trust__badge:hover { opacity: 1; }
.trust__badge-icon {
    width: 22px;
    height: 22px;
    fill: var(--gris);
}

/* ================================================================
   ¿ESTÁS OBLIGADO? — diagnóstico rápido
   ================================================================ */
.diag {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}
.diag__questions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.diag__q {
    background: var(--blanco);
    border: 1px solid var(--gris-linea);
    border-radius: var(--radius);
    padding: 1.35rem 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: all 0.25s ease;
}
.diag__q:hover {
    border-color: var(--gris);
    transform: translateX(4px);
    box-shadow: 0 8px 20px -12px rgba(23, 50, 77, 0.15);
}
.diag__q-check {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--verde-fondo);
    color: var(--verde-texto);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: 900;
    margin-top: 0.15rem;
}
.diag__q-text {
    color: var(--texto);
    line-height: 1.5;
    font-size: 0.98rem;
}
.diag__q-text strong { color: var(--azul); }
.diag__result {
    background: linear-gradient(135deg, var(--azul) 0%, var(--azul-claro) 100%);
    color: var(--blanco);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px -15px rgba(23, 50, 77, 0.3);
}
.diag__result-eyebrow {
    font-family: var(--f-mono);
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gris-claro);
    margin-bottom: 1rem;
    font-weight: 700;
}
.diag__result h3 {
    font-family: var(--f-body);
    font-size: 1.4rem;
    line-height: 1.25;
    margin-bottom: 1rem;
    font-weight: 700;
}
.diag__result p {
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    margin-bottom: 1.5rem;
    font-size: 0.98rem;
}
.diag__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--blanco);
    color: var(--azul);
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.2s;
}
.diag__cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px -6px rgba(0, 0, 0, 0.3);
}

/* ================================================================
   3 OBLIGACIONES FISCALES
   ================================================================ */
.obligations {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.obligation {
    background: var(--blanco);
    border: 1px solid var(--gris-linea);
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.obligation:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -20px rgba(23, 50, 77, 0.25);
    border-color: var(--gris);
}
.obligation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--azul);
}
.obligation__tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: var(--gris-fondo);
    color: var(--azul);
    font-family: var(--f-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 3px;
    margin-bottom: 1rem;
}
.obligation__title {
    font-family: var(--f-body);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--azul);
    margin-bottom: 0.85rem;
    line-height: 1.2;
}
.obligation__desc {
    color: var(--texto-suave);
    font-size: 0.95rem;
    line-height: 1.55;
    margin-bottom: 1.25rem;
}
.obligation__meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gris-linea);
}
.obligation__meta-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
}
.obligation__meta-label {
    color: var(--texto-tenue);
    font-family: var(--f-mono);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    font-weight: 700;
}
.obligation__meta-value {
    color: var(--azul);
    font-weight: 700;
}
.obligation__meta-value--alert {
    color: var(--rojo-texto);
    font-weight: 700;
}
.obligation__meta-value--tiny {
    color: var(--texto-tenue);
    font-family: var(--f-mono);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.obligations__warning {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    background: var(--rojo-fondo);
    border: 1px solid rgba(156, 41, 41, 0.2);
    border-left: 4px solid var(--rojo-texto);
    padding: 1.5rem 1.75rem;
    border-radius: var(--radius);
    margin-top: 1.5rem;
}
.obligations__warning-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--rojo-texto);
    color: var(--blanco);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 900;
}
.obligations__warning-content h4 {
    color: var(--rojo-texto);
    margin-bottom: 0.35rem;
    font-size: 1.05rem;
    font-weight: 700;
}
.obligations__warning-content p {
    color: var(--texto);
    font-size: 0.92rem;
    line-height: 1.5;
}
.obligations__warning-content strong { color: var(--rojo-texto); }

/* ================================================================
   WATERMARK — logo grande fijo al scroll, monocromático y translúcido
   ================================================================ */
body {
    position: relative;
}
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('/assets/img/watermark.svg');
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 720px 720px;
    background-attachment: fixed;
    opacity: 0.13;
    z-index: 0;
    pointer-events: none;
}
/* Asegurar que TODO el contenido queda encima del watermark */
.nav,
.hero,
.trust,
.section,
.footer,
main,
.placeholder,
.legal {
    position: relative;
    z-index: 1;
}

/* ================================================================
   ESPECIALIZACIÓN — nuestra ventaja vs generalistas
   ================================================================ */
.special {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: center;
}
.special__copy .section__title {
    margin-bottom: 1.5rem;
}
.special__copy p {
    color: var(--texto-suave);
    font-size: 1.05rem;
    line-height: 1.65;
    margin-bottom: 1.25rem;
}
.special__points {
    list-style: none;
    padding: 0;
    margin-top: 2rem;
}
.special__points li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-top: 1px solid var(--gris-linea);
}
.special__points li:last-child { border-bottom: 1px solid var(--gris-linea); }
.special__points-icon {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    background: var(--azul);
    color: var(--blanco);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1rem;
}
.special__points-text {
    flex: 1;
}
.special__points-text strong {
    display: block;
    color: var(--azul);
    font-size: 1rem;
    margin-bottom: 0.25rem;
}
.special__points-text span {
    color: var(--texto-suave);
    font-size: 0.9rem;
    line-height: 1.55;
}

.compare-card {
    background: var(--blanco);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gris-linea);
    overflow: hidden;
    box-shadow: 0 20px 40px -20px rgba(23, 50, 77, 0.15);
}
.compare-head {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    padding: 1rem 1.25rem;
    background: var(--gris-fondo);
    border-bottom: 1px solid var(--gris-linea);
    font-family: var(--f-mono);
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--texto-tenue);
    font-weight: 700;
}
.compare-head span:nth-child(2) { color: var(--azul); text-align: center; }
.compare-head span:nth-child(3) { text-align: center; }
.compare-row {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    padding: 0.9rem 1.25rem;
    border-bottom: 1px solid var(--gris-linea);
    font-size: 0.88rem;
    align-items: center;
}
.compare-row:last-child { border-bottom: none; }
.compare-row__label { color: var(--texto); }
.compare-row__cell {
    text-align: center;
    font-weight: 600;
}
.compare-row__cell--yes { color: var(--verde-texto); font-size: 1.15rem; }
.compare-row__cell--no { color: var(--rojo-texto); font-size: 1.15rem; }
.compare-row__cell--partial { color: var(--amarillo-texto); font-size: 0.85rem; }

/* ================================================================
   CÓMO FUNCIONA
   ================================================================ */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    position: relative;
}
.steps::before {
    content: '';
    position: absolute;
    top: 2rem;
    left: 12%;
    right: 12%;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--gris-linea) 20%,
        var(--gris-linea) 80%,
        transparent 100%);
    z-index: 0;
}
.step {
    background: var(--blanco);
    border: 1px solid var(--gris-linea);
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem 1.75rem;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}
.step:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -20px rgba(23, 50, 77, 0.2);
    border-color: var(--azul);
}
.step__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--azul);
    color: var(--blanco);
    border-radius: 50%;
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    box-shadow: 0 4px 12px -3px rgba(23, 50, 77, 0.4);
}
.step__norm {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.05em;
    color: var(--gris);
    text-transform: uppercase;
    font-weight: 700;
    margin-bottom: 0.6rem;
}
.step__title {
    font-family: var(--f-body);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--azul);
    line-height: 1.2;
    margin-bottom: 0.85rem;
}
.step__body {
    color: var(--texto-suave);
    line-height: 1.6;
    margin-bottom: 1.15rem;
    font-size: 0.94rem;
}
.step__list {
    list-style: none;
    padding: 0;
    border-top: 1px solid var(--gris-linea);
    padding-top: 0.85rem;
}
.step__list li {
    padding: 0.3rem 0 0.3rem 1.35rem;
    position: relative;
    font-size: 0.85rem;
    color: var(--texto);
    font-family: var(--f-mono);
}
.step__list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--azul);
    font-family: var(--f-body);
    font-weight: 700;
}

/* ================================================================
   MÓDULOS/FEATURES — sección azul
   ================================================================ */
.features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}
.feature {
    padding: 1.75rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}
.feature::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--gris-claro);
    opacity: 0.4;
    transition: opacity 0.3s;
}
.feature:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px);
}
.feature:hover::before { opacity: 1; }
.feature__norm {
    font-family: var(--f-mono);
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    color: var(--gris-claro);
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    font-weight: 700;
}
.feature h4 {
    font-family: var(--f-body);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--blanco);
    margin-bottom: 0.6rem;
    line-height: 1.25;
}
.feature p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.92rem;
    line-height: 1.55;
}

/* ================================================================
   TESTIMONIAL
   ================================================================ */
.testimonial {
    background: var(--gris-fondo);
    padding: 3rem 3rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gris-linea);
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    position: relative;
}
.testimonial__quote-mark {
    font-family: Georgia, serif;
    font-size: 5rem;
    line-height: 0.5;
    color: var(--azul);
    opacity: 0.15;
    position: absolute;
    top: 2rem;
    left: 2rem;
}
.testimonial__quote {
    font-size: 1.35rem;
    color: var(--texto);
    line-height: 1.55;
    margin-bottom: 2rem;
    font-weight: 400;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    font-style: italic;
}
.testimonial__author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}
.testimonial__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--azul);
    color: var(--blanco);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
}
.testimonial__info {
    text-align: left;
}
.testimonial__name {
    font-weight: 700;
    color: var(--azul);
    font-size: 0.95rem;
    line-height: 1.2;
}
.testimonial__role {
    font-size: 0.85rem;
    color: var(--texto-tenue);
    margin-top: 0.15rem;
}

/* ================================================================
   FAQ
   ================================================================ */
.faq {
    max-width: 800px;
    margin: 0 auto;
}
.faq__item {
    background: var(--blanco);
    border: 1px solid var(--gris-linea);
    border-radius: var(--radius);
    margin-bottom: 0.75rem;
    overflow: hidden;
    transition: all 0.25s ease;
}
.faq__item[open] {
    border-color: var(--azul);
    box-shadow: 0 8px 20px -12px rgba(23, 50, 77, 0.2);
}
.faq__summary {
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    font-weight: 600;
    color: var(--azul);
    font-size: 1.02rem;
    list-style: none;
    line-height: 1.4;
}
.faq__summary::-webkit-details-marker { display: none; }
.faq__summary::marker { display: none; }
.faq__toggle {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    background: var(--gris-fondo);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--azul);
    font-size: 1rem;
    font-weight: 700;
    transition: transform 0.25s ease;
}
.faq__item[open] .faq__toggle {
    transform: rotate(45deg);
    background: var(--azul);
    color: var(--blanco);
}
.faq__body {
    padding: 0 1.5rem 1.35rem;
    color: var(--texto-suave);
    line-height: 1.65;
    font-size: 0.96rem;
}
.faq__body strong { color: var(--azul); }

/* ================================================================
   CONTACTO
   ================================================================ */
.contact {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3.5rem;
    align-items: start;
}
.contact__lead {
    font-size: 1.08rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.65;
    margin-bottom: 2rem;
    max-width: 500px;
}
.contact__stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
}
.contact__stat {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
}
.contact__stat-value {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--blanco);
    line-height: 1.1;
    margin-bottom: 0.3rem;
}
.contact__stat-label {
    font-family: var(--f-mono);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    color: var(--gris-claro);
    text-transform: uppercase;
    font-weight: 700;
}

.contact__methods {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.contact__method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 1.4rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius);
    transition: all 0.25s ease;
}
.contact__method:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateX(6px);
}
.contact__method-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanco);
    font-size: 1.15rem;
    font-weight: 700;
}
.contact__method-info {
    flex: 1;
}
.contact__method-label {
    font-family: var(--f-mono);
    font-size: 0.72rem;
    letter-spacing: 0.05em;
    color: var(--gris-claro);
    text-transform: uppercase;
    margin-bottom: 0.3rem;
    font-weight: 700;
}
.contact__method-value {
    font-size: 1.02rem;
    color: var(--blanco);
    font-weight: 600;
}
.contact__method-arrow {
    color: rgba(255, 255, 255, 0.4);
    font-size: 1.2rem;
    transition: transform 0.25s;
}
.contact__method:hover .contact__method-arrow {
    color: var(--blanco);
    transform: translateX(3px);
}
.contact__method--wa {
    background: rgba(37, 211, 102, 0.12);
    border-color: rgba(37, 211, 102, 0.3);
}
.contact__method--wa:hover {
    background: rgba(37, 211, 102, 0.2);
    border-color: rgba(37, 211, 102, 0.5);
}
.contact__method--wa .contact__method-icon {
    background: #25D366;
    color: var(--blanco);
}
.contact__method--wa .contact__method-label { color: #A9E6BB; }

/* ================================================================
   FOOTER
   ================================================================ */
.footer {
    background: var(--azul-oscuro);
    color: rgba(255, 255, 255, 0.8);
    padding: 3.5rem 0 1.75rem;
    border-top: 3px solid var(--azul);
}
.footer__grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 2.5rem;
    margin-bottom: 2.5rem;
}
.brand--footer { color: var(--blanco); }
.footer__tagline {
    margin-top: 1rem;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.6;
    max-width: 320px;
}
.footer__col h5 {
    font-family: var(--f-mono);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gris-claro);
    margin-bottom: 1.1rem;
    font-weight: 700;
}
.footer__col a {
    display: block;
    padding: 0.35rem 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.75);
    transition: color 0.2s;
}
.footer__col a:hover { color: var(--blanco); }
.footer__location {
    display: block;
    padding: 0.35rem 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
}
.footer__bottom {
    padding-top: 1.75rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.83rem;
    color: rgba(255, 255, 255, 0.65);
}
.footer__meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--f-mono);
}
.footer__dot { opacity: 0.4; }

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 900px) {
    .hero__grid,
    .diag,
    .special,
    .contact {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .obligations,
    .steps,
    .features {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    /* Watermark ajustado para móvil */
    body::before {
        background-size: 500px 500px;
        opacity: 0.11;
    }
    .steps::before { display: none; }
    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
    .compare-head,
    .compare-row {
        grid-template-columns: 1.4fr 0.8fr 0.8fr;
        font-size: 0.82rem;
    }
    .panel__metrics { gap: 0.5rem; }
    .metric__value { font-size: 1.15rem; }
    .metric { padding: 0.65rem 0.7rem; }
    .testimonial { padding: 2.5rem 1.75rem; }
    .testimonial__quote { font-size: 1.15rem; }
    .trust__badges { gap: 1.5rem; }
}

@media (max-width: 640px) {
    :root { --pad-seccion: 3.5rem; }
    .nav__links {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        background: var(--blanco);
        border-bottom: 1px solid var(--gris-linea);
        flex-direction: column;
        padding: 1.5rem;
        gap: 1rem;
        align-items: stretch;
        box-shadow: 0 20px 40px -20px rgba(23, 50, 77, 0.2);
    }
    body.menu-open .nav__links { display: flex; }
    .nav__menu { display: flex; }
    .hero__title { font-size: 2rem; }
    .hero__lead { font-size: 1rem; }
    .hero__actions { flex-direction: column; align-items: stretch; }
    .hero__actions .btn { width: 100%; }
    .panel { padding: 1.25rem; }
    .panel__metrics {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    .footer__grid { grid-template-columns: 1fr; }
    .footer__bottom {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
    .obligations__warning { flex-direction: column; align-items: flex-start; }
    .contact__stats { grid-template-columns: 1fr; }
    .obligation { padding: 1.5rem 1.25rem; }
    .step { padding: 1.5rem 1.25rem; }
    .feature { padding: 1.35rem 1.15rem; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html { scroll-behavior: auto; }
    .hero__badge-dot { animation: none; }
}