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

html {
    scroll-behavior: smooth;
}

:root {
    --primary: #1D4ED8;
    --primary-light: #3B82F6;
    --primary-dark: #1E3A8A;
    --accent: #06B6D4;
    --bg: #F3F4F6;
    --white: #FFFFFF;
    --text: #0F172A;
    --muted: #6B7280;
    --border: #E5E7EB;
    --radius-lg: 1.25rem;
    --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.12);
}

body {
    font-family: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

.container {
    width: min(1120px, 100% - 2.5rem);
    margin-inline: auto;
}

/* Top bar */

.top-bar {
    background: var(--primary-dark);
    color: #E5E7EB;
    font-size: 0.82rem;
}

.top-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-block: 0.4rem;
}

.top-bar-right a {
    opacity: 0.9;
}

.top-bar-right a:hover {
    opacity: 1;
}

.top-bar .dot {
    opacity: 0.6;
    margin-inline: 0.3rem;
}

/* Nav */

.nav-wrapper {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--white);
    border-bottom: 1px solid var(--border);
    transition: box-shadow 0.3s ease, background 0.3s ease;
}

.nav-wrapper.scrolled {
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.1);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: 0.75rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.logo-mark {
    background: conic-gradient(from 160deg, #0ea5e9, #1d4ed8, #6366f1, #0ea5e9);
    color: #E5E7EB;
    font-weight: 700;
    border-radius: 999px;
    width: 2.3rem;
    height: 2.3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    box-shadow: 0 14px 26px rgba(15, 23, 42, 0.25);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--text);
}

.logo-subtitle {
    font-size: 0.78rem;
    color: var(--muted);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.4rem;
    font-size: 0.9rem;
}

.nav-links a {
    color: var(--muted);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-dark);
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.3rem;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary), var(--accent));
    border-radius: 999px;
    transition: width 0.2s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    border: 1px solid rgba(59, 130, 246, 0.5);
    color: var(--primary-dark);
    font-weight: 500;
    background: linear-gradient(135deg, #EFF6FF, #DBEAFE);
}

/* Burger */

.nav-toggle {
    border: none;
    background: transparent;
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.3rem;
    cursor: pointer;
}

.nav-toggle span {
    width: 1.4rem;
    height: 2px;
    background: #111827;
    border-radius: 999px;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.is-open span:nth-child(1) {
    transform: translateY(4px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
    transform: translateY(-4px) rotate(-45deg);
}

/* Hero */

.hero {
    background: radial-gradient(circle at top left, #EFF6FF, #FFFFFF 55%);
    padding-block: 3.2rem 3.8rem;
}

.hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.1fr);
    gap: 2.5rem;
    align-items: center;
}

.hero-content h1 {
    font-size: clamp(2.1rem, 3vw + 1rem, 3rem);
    line-height: 1.15;
    margin-bottom: 0.8rem;
    color: var(--text);
}

.hero-content .highlight {
    background: linear-gradient(135deg, #0ea5e9, #3b82f6, #6366f1);
    -webkit-background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: 0.98rem;
    color: var(--muted);
    max-width: 36rem;
    margin-bottom: 1.4rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-bottom: 1.6rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.75rem 1.3rem;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #1D4ED8, #3B82F6);
    color: #F9FAFB;
    box-shadow: 0 18px 30px rgba(37, 99, 235, 0.45);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 22px 40px rgba(37, 99, 235, 0.55);
}

.btn-outline {
    background: #FFFFFF;
    color: var(--primary-dark);
    border-color: #CBD5F5;
}

.btn-outline:hover {
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(15, 23, 42, 0.1);
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.6rem;
    font-size: 0.85rem;
    margin-top: 0.4rem;
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
}

.meta-number {
    font-weight: 600;
    color: var(--primary);
    font-size: 1.1rem;
}

.meta-label {
    color: var(--muted);
}

.hero-right {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hero-visual img {
    width: 100%;
    border-radius: var(--radius-lg);
    border: 1px solid #E5E7EB;
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.18);
    display: block;
    object-fit: cover;
}

.hero-card {
    background: #FFFFFF;
    border-radius: 1rem;
    padding: 1.4rem 1.5rem;
    border: 1px solid #E5E7EB;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.12);
}

.hero-card-header h2 {
    font-size: 1.05rem;
    margin-bottom: 0.35rem;
}

.hero-card-header p {
    font-size: 0.9rem;
    color: var(--muted);
}

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.18rem 0.6rem;
    border-radius: 999px;
    background: #DCFCE7;
    color: #15803D;
    font-size: 0.74rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
}

.hero-card-list {
    list-style: none;
    margin: 1rem 0 1rem;
    padding-left: 0;
}

.hero-card-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.4rem;
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 0.45rem;
}

.hero-card-list .dot {
    width: 0.35rem;
    height: 0.35rem;
    border-radius: 999px;
    margin-top: 0.45rem;
    background: linear-gradient(135deg, #0ea5e9, #3b82f6);
}

.hero-card-link {
    font-size: 0.86rem;
    color: var(--primary);
    font-weight: 500;
}

/* Sections */

.section {
    padding-block: 3.2rem;
    background: #FFFFFF;
    border-top: 1px solid #E5E7EB;
}

.section-alt {
    background: linear-gradient(135deg, #F9FAFB, #EFF6FF);
}

.section-heading {
    text-align: center;
    max-width: 560px;
    margin-inline: auto;
    margin-bottom: 2rem;
}

.section-heading.align-left {
    text-align: left;
    margin-inline: 0;
}

.section-heading h2 {
    font-size: 1.6rem;
    margin-bottom: 0.4rem;
}

.section-heading p {
    color: var(--muted);
    font-size: 0.95rem;
}

/* Grid & cards */

.grid {
    display: grid;
    gap: 1.6rem;
}

.services-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
    border-radius: 1rem;
    padding: 1.3rem 1.35rem;
    border: 1px solid #E5E7EB;
    background: #FFFFFF;
    box-shadow: 0 12px 30px rgba(15, 23, 42, 0.06);
}

.service-card h3 {
    font-size: 1rem;
    margin-bottom: 0.45rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 0.7rem;
}

.service-card ul {
    list-style: none;
    font-size: 0.86rem;
    color: #4B5563;
}

.service-card ul li {
    margin-bottom: 0.35rem;
    position: relative;
    padding-left: 1rem;
}

.service-card ul li::before {
    content: "•";
    position: absolute;
    left: 0.1rem;
    color: var(--primary);
}

/* Plans */

.plans-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.plan-card {
    position: relative;
}

.plan-target {
    font-size: 0.88rem;
    color: var(--muted);
    margin-bottom: 0.5rem;
}

.plan-card ul {
    list-style: none;
    font-size: 0.86rem;
    color: #4B5563;
}

.plan-card ul li {
    margin-bottom: 0.35rem;
    padding-left: 1rem;
    position: relative;
}

.plan-card ul li::before {
    content: "▹";
    position: absolute;
    left: 0;
    color: var(--primary);
}

.plan-featured {
    border-color: var(--primary);
    box-shadow: 0 20px 45px rgba(37, 99, 235, 0.22);
}

.plan-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.7rem;
    padding: 0.15rem 0.6rem;
    border-radius: 999px;
    background: #DBEAFE;
    color: var(--primary-dark);
    font-weight: 500;
}

/* Facturación */

.facturacion-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 2rem;
    align-items: flex-start;
}

.checklist {
    list-style: none;
    font-size: 0.9rem;
    color: #4B5563;
    margin-block: 0.8rem 1rem;
}

.checklist li {
    margin-bottom: 0.4rem;
    padding-left: 1.3rem;
    position: relative;
}

.checklist li::before {
    content: "✔";
    position: absolute;
    left: 0;
    top: 0;
    font-size: 0.78rem;
    color: #16A34A;
}

.note {
    font-size: 0.86rem;
    color: var(--muted);
    margin-bottom: 1.1rem;
}

.facturacion-card {
    border-radius: 1rem;
    padding: 1.4rem 1.45rem;
    border: 1px dashed #CBD5F5;
    background: #EFF6FF;
}

.facturacion-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.facturacion-card ul {
    list-style: none;
    font-size: 0.86rem;
    color: #374151;
}

.facturacion-card ul li {
    margin-bottom: 0.4rem;
    padding-left: 1rem;
    position: relative;
}

.facturacion-card ul li::before {
    content: "•";
    position: absolute;
    left: 0.15rem;
    color: var(--primary);
}

/* Tips */

.tips-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.tip-card {
    position: relative;
}

.tip-tag {
    display: inline-flex;
    padding: 0.1rem 0.55rem;
    font-size: 0.72rem;
    border-radius: 999px;
    background: #EFF6FF;
    color: var(--primary-dark);
    margin-bottom: 0.45rem;
}

.tip-card h3 {
    font-size: 1rem;
    margin-bottom: 0.4rem;
}

.tip-card p {
    font-size: 0.88rem;
    color: #4B5563;
}

.tip-footer {
    margin-top: 0.7rem;
    font-size: 0.82rem;
    color: var(--primary-dark);
}

/* About */

.about-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1.1fr);
    gap: 2rem;
    align-items: flex-start;
}

.about-card {
    border-radius: 1rem;
    padding: 1.4rem 1.5rem;
    border: 1px solid #E5E7EB;
    background: #FFFFFF;
    box-shadow: var(--shadow-soft);
}

.about-image {
    margin-bottom: 0.9rem;
}

.about-image img {
    width: 100%;
    border-radius: 0.9rem;
    border: 1px solid #E5E7EB;
    display: block;
    object-fit: cover;
}

.about-card h3 {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
}

.about-card p {
    font-size: 0.9rem;
    color: var(--muted);
    margin-bottom: 1rem;
}

.about-metrics {
    display: grid;
    gap: 0.7rem;
    font-size: 0.82rem;
}

.metric-number {
    font-weight: 600;
    color: var(--primary);
}

.metric-label {
    color: var(--muted);
}

/* Contact */

.contact-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1.1fr);
    gap: 2.2rem;
    align-items: flex-start;
}

.contact-details p {
    font-size: 0.9rem;
    color: var(--muted);
}

.contact-details p + p {
    margin-top: 0.2rem;
}

.contact-details a {
    color: var(--primary-dark);
}

.contact-note {
    margin-top: 1rem;
    font-size: 0.84rem;
    color: var(--muted);
}

.contact-form {
    padding: 1.6rem 1.7rem;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.form-group {
    margin-bottom: 0.9rem;
}

.form-group label {
    display: block;
    font-size: 0.86rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    border-radius: 0.65rem;
    border: 1px solid #D1D5DB;
    padding: 0.6rem 0.8rem;
    font-size: 0.86rem;
    font-family: inherit;
    outline: none;
    background: #FFFFFF;
    color: var(--text);
    transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, transform 0.1s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #9CA3AF;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: #FFFFFF;
    box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.25);
    transform: translateY(-0.5px);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-note {
    font-size: 0.78rem;
    color: var(--muted);
    margin-bottom: 0.8rem;
}

.form-status {
    margin-top: 0.6rem;
    font-size: 0.8rem;
    color: var(--primary-dark);
}

.full-width {
    width: 100%;
}

/* Footer */

.footer {
    background: #F9FAFB;
    border-top: 1px solid #E5E7EB;
    padding-block: 1.4rem;
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.2rem;
    font-size: 0.8rem;
    color: var(--muted);
    flex-wrap: wrap;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.footer-links {
    display: flex;
    gap: 0.9rem;
}

.footer-links a {
    color: var(--muted);
}

.footer-links a:hover {
    color: var(--primary-dark);
}

.footer-copy span {
    font-variant-numeric: tabular-nums;
}

/* WhatsApp bubble */

.whatsapp-bubble {
    position: fixed;
    right: 1.4rem;
    bottom: 1.4rem;
    width: 3.2rem;
    height: 3.2rem;
    border-radius: 999px;
    background: #22C55E;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 18px 40px rgba(22, 163, 74, 0.55);
    z-index: 60;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.whatsapp-bubble:hover {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 22px 55px rgba(22, 163, 74, 0.65);
}

/* Icono genérico de mensaje de texto */
.wa-icon {
    position: relative;
    width: 2.1rem;
    height: 2.1rem;
    border-radius: 999px;
    background: #22C55E;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.45);
}

.wa-icon::before {
    /* burbuja */
    content: "";
    width: 1.25rem;
    height: 0.9rem;
    border-radius: 0.5rem;
    background: #FFFFFF;
    box-shadow:
        0 0 0 1px rgba(15, 23, 42, 0.03);
}

.wa-icon::after {
    /* líneas del mensaje */
    content: "";
    position: absolute;
    width: 0.7rem;
    height: 0.12rem;
    border-radius: 999px;
    background: #9CA3AF;
    box-shadow:
        0 0.22rem 0 0 #9CA3AF,
        0 -0.22rem 0 0 #9CA3AF;
}

/* badge de notificación */
.wa-badge {
    position: absolute;
    top: -0.1rem;
    right: -0.05rem;
    width: 0.9rem;
    height: 0.9rem;
    border-radius: 999px;
    background: #F97316;
    border: 2px solid #FFFFFF;
    box-shadow: 0 0 0 3px rgba(15, 23, 42, 0.15);
}

/* Notificación tipo chat */

.whatsapp-notification {
    position: fixed;
    right: 5rem;
    bottom: 1.9rem;
    z-index: 59;
    opacity: 0;
    transform: translateX(10px) translateY(6px);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.whatsapp-notification-inner {
    background: #FFFFFF;
    color: var(--text);
    padding: 0.7rem 0.9rem;
    border-radius: 0.9rem;
    border: 1px solid #E5E7EB;
    box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
    max-width: 240px;
    font-size: 0.8rem;
    position: relative;
}

.whatsapp-notification-inner::after {
    content: "";
    position: absolute;
    right: -0.35rem;
    bottom: 0.6rem;
    border-width: 6px;
    border-style: solid;
    border-color: transparent transparent transparent #FFFFFF;
}

.wn-title {
    display: block;
    font-weight: 600;
    margin-bottom: 0.15rem;
    color: var(--primary-dark);
}

.whatsapp-notification.is-visible {
    opacity: 1;
    transform: translateX(0) translateY(0);
    pointer-events: auto;
}

/* Contact CTA Card (Index page) */

.contact-cta-container {
    width: 100%;
}

.contact-cta-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: linear-gradient(135deg, #EFF6FF, #DBEAFE);
    border: 2px solid #93C5FD;
}

.contact-cta-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: inline-block;
}

.contact-cta-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
    color: var(--text);
}

.contact-cta-card > p {
    font-size: 1rem;
    color: var(--muted);
    margin-bottom: 1.5rem;
    max-width: 500px;
    margin-inline: auto;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
}

.contact-cta-note {
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--primary-dark);
    font-weight: 500;
}

/* Contact Page Styles */

.contact-page-hero {
    background: linear-gradient(135deg, #EFF6FF, #FFFFFF);
    padding-block: 3rem 4rem;
    min-height: 100vh;
}

.contact-page-header {
    text-align: center;
    max-width: 700px;
    margin-inline: auto;
    margin-bottom: 2.5rem;
}

.contact-page-header h1 {
    font-size: 2.2rem;
    margin-bottom: 0.8rem;
    color: var(--text);
}

.contact-page-subtitle {
    font-size: 1.05rem;
    color: var(--muted);
    margin-bottom: 2rem;
}

.contact-page-details {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.contact-page-item {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    font-size: 0.9rem;
}

.contact-page-item strong {
    color: var(--primary-dark);
    font-weight: 600;
}

.contact-page-item a {
    color: var(--primary);
    text-decoration: underline;
}

.contact-page-item span {
    color: var(--muted);
}

.contact-page-form-wrapper {
    max-width: 700px;
    margin-inline: auto;
}

/* Contact Form Styles */

.contact-form-card {
    padding: 2.5rem;
    background: linear-gradient(135deg, #FFFFFF, #F9FAFB);
    border: 1px solid #E5E7EB;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.15);
    position: relative;
    border-radius: var(--radius-lg);
}

.contact-form-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1D4ED8, #3B82F6, #06B6D4);
    border-radius: 1rem 1rem 0 0;
    z-index: 1;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: 0.75rem;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text);
    background: var(--white);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(29, 78, 216, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--muted);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(29, 78, 216, 0.35);
}

.btn-submit:active {
    transform: translateY(0);
}

.btn-submit .btn-loading {
    display: none;
}

.btn-submit.is-loading .btn-text {
    display: none;
}

.btn-submit.is-loading .btn-loading {
    display: inline;
}

.btn-submit.is-loading {
    opacity: 0.7;
    cursor: not-allowed;
}

.form-message {
    padding: 1rem;
    border-radius: 0.75rem;
    font-size: 0.95rem;
    text-align: center;
    display: none;
}

.form-message.is-visible {
    display: block;
}

.form-message.success {
    background: #ECFDF5;
    color: #047857;
    border: 1px solid #A7F3D0;
}

.form-message.error {
    background: #FEF2F2;
    color: #DC2626;
    border: 1px solid #FECACA;
}

/* Thank You Page Styles */

.thank-you-hero {
    padding: 4rem 0 3rem;
    background: linear-gradient(135deg, #EFF6FF 0%, #F0F9FF 100%);
    text-align: center;
}

.thank-you-content {
    max-width: 600px;
    margin: 0 auto;
}

.thank-you-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #10B981, #059669);
    color: white;
    font-size: 2.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
}

.thank-you-hero h1 {
    font-size: 2.2rem;
    color: var(--primary-dark);
    margin-bottom: 1rem;
}

.thank-you-message {
    font-size: 1.1rem;
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.thank-you-contact {
    background: white;
    padding: 1.5rem 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

.thank-you-contact p {
    margin-bottom: 1rem;
    color: var(--text);
    font-weight: 500;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: #25D366;
    color: white;
    padding: 0.875rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.35);
}

/* Tips Section */

.tips-section {
    padding: 4rem 0;
    background: var(--white);
}

.tips-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.tips-header h2 {
    font-size: 1.8rem;
    color: var(--text);
    margin-bottom: 0.75rem;
}

.tips-header p {
    color: var(--muted);
    font-size: 1.05rem;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.tip-card {
    background: var(--bg);
    padding: 1.75rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: transform 0.2s, box-shadow 0.2s;
}

.tip-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-soft);
}

.tip-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.tip-card h3 {
    font-size: 1.05rem;
    color: var(--text);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.tip-card p {
    font-size: 0.92rem;
    color: var(--muted);
    line-height: 1.6;
}

.tips-cta {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    font-weight: 600;
    border-radius: 0.75rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(29, 78, 216, 0.35);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    background: transparent;
    color: var(--primary);
    font-weight: 600;
    border: 2px solid var(--primary);
    border-radius: 0.75rem;
    transition: background 0.2s, color 0.2s;
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

@media (max-width: 900px) {
    .tips-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .tips-grid {
        grid-template-columns: 1fr;
    }
    
    .thank-you-hero h1 {
        font-size: 1.7rem;
    }
    
    .thank-you-contact {
        padding: 1.25rem;
    }
    
    .tips-cta {
        flex-direction: column;
    }
    
    .tips-cta .btn-primary,
    .tips-cta .btn-outline {
        width: 100%;
    }
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form-card {
        padding: 1.5rem;
    }
}

/* Reviews / Testimonials Section */

.reviews-container {
    overflow: hidden;
    position: relative;
    margin: 0 -1rem;
    padding: 1rem;
}

.reviews-track {
    display: flex;
    gap: 1.5rem;
    transition: transform 0.5s ease;
    cursor: grab;
}

.reviews-track:active {
    cursor: grabbing;
}

.review-card {
    flex: 0 0 350px;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
    border: 1px solid var(--border);
    transition: transform 0.3s, box-shadow 0.3s;
}

.review-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-soft);
}

.review-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.review-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary-light);
    box-shadow: 0 4px 12px rgba(29, 78, 216, 0.2);
}

.review-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.2rem;
}

.review-info span {
    font-size: 0.85rem;
    color: var(--muted);
}

.review-stars {
    color: #FBBF24;
    font-size: 1.2rem;
    letter-spacing: 2px;
    margin-bottom: 0.75rem;
}

.review-text {
    font-size: 0.95rem;
    color: var(--text);
    line-height: 1.7;
    font-style: italic;
}

.reviews-indicators {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.review-nav {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    background: var(--white);
    color: var(--primary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.review-nav:hover {
    background: var(--primary);
    color: var(--white);
    transform: scale(1.1);
}

/* Blog Styles */

.blog-hero {
    background: linear-gradient(135deg, #EFF6FF 0%, #F0F9FF 100%);
    padding: 3rem 0 2rem;
    text-align: center;
}

.blog-hero h1 {
    font-size: 2.2rem;
    color: var(--primary-dark);
    margin-bottom: 0.75rem;
}

.blog-hero p {
    font-size: 1.1rem;
    color: var(--muted);
    max-width: 600px;
    margin: 0 auto;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding: 3rem 0;
}

.blog-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.08);
    border: 1px solid var(--border);
    transition: transform 0.3s, box-shadow 0.3s;
}

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-soft);
}

.blog-card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.blog-card-content {
    padding: 1.5rem;
}

.blog-card-category {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.3rem 0.75rem;
    border-radius: 2rem;
    margin-bottom: 0.75rem;
    text-transform: uppercase;
}

.blog-card-title {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.blog-card-title a {
    color: inherit;
    transition: color 0.2s;
}

.blog-card-title a:hover {
    color: var(--primary);
}

.blog-card-excerpt {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.8rem;
    color: var(--muted);
}

.blog-card-meta span {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

/* Blog Article Page */

.blog-article {
    max-width: 800px;
    margin: 0 auto;
    padding: 3rem 1.25rem;
}

.blog-article-header {
    margin-bottom: 2rem;
}

.blog-article-category {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.4rem 1rem;
    border-radius: 2rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.blog-article h1 {
    font-size: 2.2rem;
    color: var(--text);
    line-height: 1.3;
    margin-bottom: 1rem;
}

.blog-article-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    color: var(--muted);
    font-size: 0.9rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

.blog-article-image {
    width: 100%;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
}

.blog-article-content {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text);
}

.blog-article-content h2 {
    font-size: 1.5rem;
    color: var(--primary-dark);
    margin: 2rem 0 1rem;
}

.blog-article-content h3 {
    font-size: 1.25rem;
    color: var(--text);
    margin: 1.5rem 0 0.75rem;
}

.blog-article-content p {
    margin-bottom: 1.25rem;
}

.blog-article-content ul,
.blog-article-content ol {
    margin: 1rem 0 1.5rem 1.5rem;
}

.blog-article-content li {
    margin-bottom: 0.5rem;
}

.blog-article-content blockquote {
    background: var(--bg);
    border-left: 4px solid var(--primary);
    padding: 1.25rem 1.5rem;
    margin: 1.5rem 0;
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    font-style: italic;
}

.blog-cta {
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    margin: 3rem 0;
}

.blog-cta h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.blog-cta p {
    opacity: 0.9;
    margin-bottom: 1.25rem;
}

.blog-cta .btn {
    background: white;
    color: var(--primary);
    padding: 0.75rem 1.5rem;
    border-radius: 0.75rem;
    font-weight: 600;
    transition: transform 0.2s;
}

.blog-cta .btn:hover {
    transform: translateY(-2px);
}

@media (max-width: 900px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .review-card {
        flex: 0 0 300px;
    }
}

@media (max-width: 600px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .blog-article h1 {
        font-size: 1.7rem;
    }
    
    .review-card {
        flex: 0 0 280px;
    }
    
    .blog-hero h1 {
        font-size: 1.7rem;
    }
}

/* Responsive */

@media (max-width: 900px) {
    .hero-inner {
        grid-template-columns: minmax(0, 1fr);
    }

    .hero-right {
        order: -1;
    }

    .facturacion-grid,
    .about-grid,
    .contact-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 768px) {
    .top-bar-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav-links {
        position: absolute;
        inset-inline: 0;
        top: 100%;
        background: #FFFFFF;
        box-shadow: 0 16px 30px rgba(15, 23, 42, 0.1);
        padding: 0.9rem 1.2rem 1.1rem;
        flex-direction: column;
        align-items: flex-start;
        gap: 0.8rem;
        display: none;
    }

    .nav-links.is-open {
        display: flex;
    }

    .nav-cta {
        width: 100%;
        justify-content: center;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding-block: 2.6rem 3.2rem;
    }

    .form-row {
        grid-template-columns: minmax(0, 1fr);
    }

    .contact-page-header h1 {
        font-size: 1.8rem;
    }

    .contact-page-details {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .contact-cta-card {
        padding: 2rem 1.5rem;
    }

    .footer-inner {
        flex-direction: column;
        align-items: flex-start;
    }

    .whatsapp-notification {
        right: 1.2rem;
        bottom: 4.3rem;
    }

    .whatsapp-notification-inner::after {
        right: 1.2rem;
    }
}

@media (max-width: 480px) {
    .container {
        width: min(100% - 1.6rem, 100%);
    }

    .hero-content h1 {
        font-size: 1.9rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .whatsapp-bubble {
        right: 1rem;
        bottom: 1rem;
        width: 3rem;
        height: 3rem;
    }

    .whatsapp-notification {
        right: 1rem;
        bottom: 4.1rem;
    }
}

/* ==========================================
   NAVEGACIÓN ENTRE POSTS DEL BLOG
   ========================================== */

.blog-post-navigation {
    margin-top: 4rem;
    padding-top: 3rem;
    border-top: 2px solid var(--border);
}

.blog-post-navigation h3 {
    text-align: center;
    font-size: 1.5rem;
    color: var(--text);
    margin-bottom: 0.5rem;
}

.blog-post-navigation > p {
    text-align: center;
    color: var(--muted);
    margin-bottom: 2rem;
}

/* Navegación Anterior/Siguiente */
.post-nav-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.post-nav-link {
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    text-decoration: none;
}

.post-nav-link:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-soft);
    transform: translateY(-3px);
}

.post-nav-link.prev {
    align-items: flex-start;
}

.post-nav-link.next {
    align-items: flex-end;
    text-align: right;
}

.post-nav-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.post-nav-label .arrow {
    font-size: 1.2rem;
}

.post-nav-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.4;
}

.post-nav-reason {
    font-size: 0.8rem;
    color: var(--muted);
    margin-top: 0.5rem;
    line-height: 1.4;
}

/* Carrusel de Posts Relacionados */
.related-posts-section {
    margin-top: 2rem;
}

.related-posts-section h4 {
    font-size: 1.1rem;
    color: var(--text);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.related-posts-section h4::before {
    content: "📚";
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.related-post-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    text-decoration: none;
    display: flex;
    flex-direction: column;
}

.related-post-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-soft);
    transform: translateY(-5px);
}

.related-post-card img {
    width: 100%;
    height: 140px;
    object-fit: cover;
}

.related-post-content {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.related-post-category {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.related-post-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.4;
    margin-bottom: 0.75rem;
    flex: 1;
}

.related-post-reason {
    font-size: 0.8rem;
    color: var(--muted);
    line-height: 1.4;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border);
}

.related-post-reason strong {
    color: var(--primary);
}

/* CTA Final del Blog */
.blog-final-cta {
    margin-top: 3rem;
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-lg);
    text-align: center;
    color: white;
}

.blog-final-cta h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.blog-final-cta p {
    opacity: 0.9;
    margin-bottom: 1.5rem;
}

.blog-final-cta .btn {
    background: white;
    color: var(--primary);
    font-weight: 600;
}

.blog-final-cta .btn:hover {
    background: var(--bg);
}

/* Responsive para navegación de posts */
@media (max-width: 900px) {
    .related-posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .related-posts-grid .related-post-card:nth-child(3) {
        display: none;
    }
}

@media (max-width: 600px) {
    .post-nav-buttons {
        grid-template-columns: 1fr;
    }
    
    .post-nav-link.next {
        align-items: flex-start;
        text-align: left;
    }
    
    .related-posts-grid {
        grid-template-columns: 1fr;
    }
    
    .related-posts-grid .related-post-card:nth-child(3) {
        display: flex;
    }
}