/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: all 0.3s ease;
    text-decoration: none;
}

.whatsapp-float:hover {
    background: #20BA5A;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@media (max-width: 768px) {
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
    }
    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
}

:root {
    /* Colors */
    --primary: #07B58C;
    --primary-dark: #059670;
    --secondary: #6366f1;
    --dark: #0f172a;
    --dark-gray: #1e293b;
    --medium-gray: #475569;
    --light-gray: #cbd5e1;
    --lighter-gray: #f1f5f9;
    --white: #ffffff;
    --success: #07B58C;
    --accent: #05ddb3;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 5rem;
    --spacing-2xl: 6rem;

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    /* Effects */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================
   NAVIGATION
   ============================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all var(--transition-base);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo a {
    display: block;
    line-height: 0;
}

.logo-img {
    height: 32px;
    width: auto;
    display: block;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

.logo-img:hover {
    opacity: 0.8;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
    padding: 0.5rem 0.75rem;
}

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

.nav-link-highlight {
    color: var(--primary) !important;
    font-weight: 600 !important;
}

.nav-link-active {
    background: rgba(7, 181, 140, 0.1);
    border-radius: var(--radius-full);
}

.nav-signin {
    background: transparent;
    color: var(--primary) !important;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-full);
    border: 2px solid var(--primary);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.nav-signin:hover {
    background: var(--primary);
    color: var(--white) !important;
}

.nav-cta {
    background: var(--primary);
    color: var(--white) !important;
    padding: 0.5rem 1.25rem !important;
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    background: var(--primary-dark);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--dark);
    transition: all var(--transition-base);
}

/* ============================
   HERO
   ============================ */
.hero-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    z-index: -1;
    background: linear-gradient(135deg, #f0fdf4 0%, #ecfdf5 50%, #f0fdfa 100%);
    overflow: hidden;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(7, 181, 140, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(5, 221, 179, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -30px) scale(1.1); }
}

.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) var(--spacing-md);
    padding-top: calc(var(--spacing-xl) + 80px);
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.hero-verifactu {
    grid-template-columns: 1fr;
    min-height: 80vh;
    text-align: center;
}

.hero-content {
    max-width: 620px;
}

.hero-content-full {
    max-width: 800px;
    margin: 0 auto;
}

.hero-eyebrow {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.hero-title {
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-md);
    color: var(--dark);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
}

.hero-bullets {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 0 var(--spacing-md) 0;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hero-bullets li {
    list-style: none !important;
    font-size: var(--font-size-base);
    color: var(--medium-gray);
    padding-left: 1.75rem;
    position: relative;
    line-height: 1.5;
}

.hero-bullets li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
    font-size: 1.1em;
}

.hero-verifactu .hero-bullets {
    display: inline-flex;
    text-align: left;
}

.hero-cta-wrapper {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
}

.hero-microcopy {
    font-size: var(--font-size-sm);
    color: var(--primary);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-tagline {
    margin-top: var(--spacing-md);
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.02em;
}

.hero-verifactu .hero-tagline {
    text-align: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--font-size-base);
    text-decoration: none;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(7, 181, 140, 0.3);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(7, 181, 140, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--dark);
    border: 2px solid var(--dark);
}

.btn-secondary:hover {
    background: var(--dark);
    color: var(--white);
}

.btn-large {
    padding: 1rem 2.25rem;
    font-size: var(--font-size-lg);
}

/* Hero Chat Card */
.hero-visual {
    position: relative;
    animation: floatCard 6s ease-in-out infinite;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-8px); }
}

.hero-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-sm) var(--spacing-md);
    box-shadow: 0 8px 32px rgba(7, 181, 140, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.4);
    max-width: 550px;
}

.card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    margin-bottom: 12px;
}

.card-header span {
    font-size: 13px;
    font-weight: 600;
    color: var(--dark);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: var(--radius-full);
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.card-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.scrollable-conversation {
    max-height: 320px;
    overflow-y: auto;
    overflow-x: hidden;
    padding-right: var(--spacing-xs);
    scroll-behavior: smooth;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.scrollable-conversation::-webkit-scrollbar {
    width: 4px;
}

.scrollable-conversation::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.03);
    border-radius: var(--radius-full);
}

.scrollable-conversation::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: var(--radius-full);
}

.message-bubble {
    padding: 10px 16px;
    border-radius: 18px;
    max-width: 75%;
    font-size: 14px;
    line-height: 1.4;
}

.message-bubble.customer {
    background: rgba(255, 255, 255, 0.85);
    align-self: flex-end;
    text-align: right;
    color: var(--dark);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.message-bubble.assistant {
    background: rgba(7, 181, 140, 0.85);
    color: var(--white);
    align-self: flex-start;
}

.message-bubble p {
    font-size: 14px;
    line-height: 1.4;
    margin: 0;
}

/* ============================
   SECTION DEFAULTS
   ============================ */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    font-size: clamp(1.75rem, 3.5vw, 2.75rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--medium-gray);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ============================
   PROBLEMA
   ============================ */
.section-problema {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--white);
}

.problema-text {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--medium-gray);
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
}

.problema-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.problema-card {
    text-align: center;
    padding: var(--spacing-md);
    border-radius: var(--radius-xl);
    background: var(--lighter-gray);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.problema-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm);
    color: var(--primary);
    opacity: 0.8;
}

.problema-icon svg {
    width: 100%;
    height: 100%;
}

.problema-card p {
    font-size: var(--font-size-base);
    color: var(--dark);
    font-weight: 500;
    line-height: 1.5;
}

/* ============================
   QUÉ HACE MOTRYX
   ============================ */
.section-que-hace {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--lighter-gray);
}

.que-hace-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.que-hace-card {
    padding: var(--spacing-md);
    border-radius: var(--radius-xl);
    background: var(--white);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all var(--transition-base);
}

.que-hace-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.que-hace-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.que-hace-icon svg {
    width: 24px;
    height: 24px;
    color: var(--white);
}

.que-hace-card h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.que-hace-card p {
    font-size: var(--font-size-sm);
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Module Tags */
.que-hace-modules {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

.module-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--white);
    border: 1px solid rgba(7, 181, 140, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--dark);
    transition: all var(--transition-fast);
}

.module-tag:hover {
    border-color: var(--primary);
    background: rgba(7, 181, 140, 0.05);
}

.module-tag a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.module-tag a:hover {
    text-decoration: underline;
}

/* ============================
   CÓMO FUNCIONA (Steps)
   ============================ */
.section-como-funciona {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--white);
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

.step-card {
    padding: var(--spacing-md);
    text-align: center;
}

.step-number {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.step-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.step-description {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--medium-gray);
}

.step-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
}

.step-arrow svg {
    width: 32px;
    height: 32px;
    color: var(--primary);
    opacity: 0.5;
}

/* ============================
   PRODUCTO EN ACCIÓN
   ============================ */
.section-producto {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--lighter-gray);
}

.product-demo {
    max-width: 1100px;
    margin: 0 auto;
}

.producto-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

.demo-tabs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.demo-tab {
    padding: 0.75rem 1.5rem;
    background: var(--white);
    border: 2px solid var(--light-gray);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--medium-gray);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.demo-tab:hover {
    border-color: var(--primary);
    color: var(--dark);
}

.demo-tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

.demo-content {
    position: relative;
}

.demo-panel {
    display: none;
    animation: fadeIn 0.4s ease;
}

.demo-panel.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.demo-frame {
    background: var(--white);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
}

.browser-header {
    background: var(--lighter-gray);
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    border-bottom: 1px solid var(--light-gray);
}

.browser-dots {
    display: flex;
    gap: 0.5rem;
}

.browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
}

.browser-dots span:nth-child(1) { background: #ff5f56; }
.browser-dots span:nth-child(2) { background: #ffbd2e; }
.browser-dots span:nth-child(3) { background: #27c93f; }

.browser-url {
    flex: 1;
    text-align: center;
    background: var(--white);
    padding: 0.4rem 1rem;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    color: var(--medium-gray);
}

/* Video Container */
.demo-video-container {
    position: relative;
    background: var(--dark);
    width: 100%;
    height: 0;
    padding-bottom: 56.25%;
    overflow: hidden;
}

.demo-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    cursor: pointer;
}

.video-controls {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity var(--transition-base);
    pointer-events: none;
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: center;
}

.demo-video-container:hover .video-controls {
    opacity: 1;
    pointer-events: all;
}

.play-pause-btn {
    width: 72px;
    height: 72px;
    background: rgba(7, 181, 140, 0.95);
    border: 3px solid var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
}

.play-pause-btn:hover {
    background: var(--primary);
    transform: scale(1.1);
}

.play-pause-btn svg {
    width: 28px;
    height: 28px;
    color: var(--white);
}

.fullscreen-btn {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--primary);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 10;
    opacity: 0;
    pointer-events: none;
}

.demo-video-container:hover .fullscreen-btn {
    opacity: 1;
    pointer-events: all;
}

.fullscreen-btn svg {
    width: 22px;
    height: 22px;
    color: var(--primary);
}

.fullscreen-btn:hover {
    background: var(--primary);
}

.fullscreen-btn:hover svg {
    color: var(--white);
}

.demo-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7), transparent);
    padding: var(--spacing-lg);
    color: var(--white);
    pointer-events: none;
}

.demo-overlay p {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin: 0;
}

/* Audio Demo */
.audio-demo-frame {
    background: linear-gradient(135deg, #f8fafc, #e2e8f0);
}

.audio-demo-container {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 350px;
    gap: 1.5rem;
}

.audio-demo-header {
    display: flex;
    align-items: center;
    gap: 14px;
    text-align: left;
    margin-bottom: 8px;
}

.phone-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.phone-icon svg {
    width: 28px;
    height: 28px;
    color: var(--white);
}

.audio-demo-info h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 2px;
}

.audio-demo-info p {
    font-size: 14px;
    color: var(--medium-gray);
}

.audio-players-grid {
    display: flex;
    flex-direction: column;
    gap: 16px;
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.audio-player-wrapper {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.language-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    align-self: flex-start;
    margin-left: 12px;
}

.language-badge.spanish {
    background: rgba(7, 181, 140, 0.12);
    color: var(--primary);
    border: 1px solid rgba(7, 181, 140, 0.25);
}

.audio-player-card {
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 14px 18px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.3);
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 14px;
    transition: all 0.3s ease;
}

.audio-player-card:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.audio-play-btn {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border: none;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.audio-play-btn:hover {
    transform: scale(1.08);
}

.audio-play-btn svg {
    width: 20px;
    height: 20px;
    color: var(--white);
}

.audio-controls-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 0;
}

.audio-progress-container {
    display: flex;
    align-items: center;
    gap: 8px;
}

.audio-time {
    font-size: 11px;
    font-weight: 600;
    color: rgba(0, 0, 0, 0.45);
    min-width: 32px;
}

.audio-progress-bar {
    flex: 1;
    position: relative;
    height: 4px;
    background: rgba(7, 181, 140, 0.1);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.audio-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--accent));
    border-radius: var(--radius-full);
    width: 0%;
    transition: width 0.1s linear;
}

.audio-seek {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.audio-waveform {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3px;
    height: 32px;
    padding: 4px 0;
}

.waveform-bar {
    width: 3px;
    background: linear-gradient(180deg, rgba(7, 181, 140, 0.4), rgba(6, 182, 212, 0.3));
    border-radius: var(--radius-full);
    opacity: 0.3;
    transition: all 0.3s ease;
}

.waveform-bar:nth-child(1) { height: 20%; }
.waveform-bar:nth-child(2) { height: 40%; }
.waveform-bar:nth-child(3) { height: 60%; }
.waveform-bar:nth-child(4) { height: 45%; }
.waveform-bar:nth-child(5) { height: 70%; }
.waveform-bar:nth-child(6) { height: 55%; }
.waveform-bar:nth-child(7) { height: 80%; }
.waveform-bar:nth-child(8) { height: 50%; }
.waveform-bar:nth-child(9) { height: 90%; }
.waveform-bar:nth-child(10) { height: 65%; }
.waveform-bar:nth-child(11) { height: 75%; }
.waveform-bar:nth-child(12) { height: 85%; }
.waveform-bar:nth-child(13) { height: 70%; }
.waveform-bar:nth-child(14) { height: 60%; }
.waveform-bar:nth-child(15) { height: 50%; }
.waveform-bar:nth-child(16) { height: 65%; }
.waveform-bar:nth-child(17) { height: 40%; }
.waveform-bar:nth-child(18) { height: 55%; }
.waveform-bar:nth-child(19) { height: 30%; }
.waveform-bar:nth-child(20) { height: 20%; }

.audio-player-card.playing .waveform-bar {
    opacity: 0.7;
    animation: waveform 1.2s ease-in-out infinite;
}

@keyframes waveform {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(0.6); }
}

.waveform-bar:nth-child(even) { animation-delay: 0.15s; }
.waveform-bar:nth-child(3n) { animation-delay: 0.3s; }

/* ============================
   BENEFICIOS
   ============================ */
.section-beneficios {
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(180deg, var(--lighter-gray) 0%, var(--white) 100%);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.benefit-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(7, 181, 140, 0.2);
}

.benefit-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--primary), var(--accent));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.benefit-icon svg {
    width: 24px;
    height: 24px;
}

.benefit-content {
    flex: 1;
}

.benefit-title {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--dark);
    margin: 0 0 0.25rem 0;
    line-height: 1.3;
}

.benefit-description {
    font-size: var(--font-size-sm);
    line-height: 1.6;
    color: var(--medium-gray);
    margin: 0;
}

/* ============================
   COMPARATIVA
   ============================ */
.section-comparativa {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--white);
}

.comparativa-table {
    max-width: 900px;
    margin: 0 auto;
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.comparativa-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.comparativa-row:not(:last-child) {
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.comparativa-header {
    font-weight: 700;
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.comparativa-col {
    padding: 1rem 1.5rem;
    font-size: var(--font-size-base);
    line-height: 1.5;
}

.comparativa-sin {
    background: rgba(239, 68, 68, 0.04);
    color: var(--medium-gray);
}

.comparativa-header .comparativa-sin {
    background: rgba(239, 68, 68, 0.08);
    color: #dc2626;
}

.comparativa-con {
    background: rgba(7, 181, 140, 0.04);
    color: var(--dark);
    font-weight: 500;
}

.comparativa-header .comparativa-con {
    background: rgba(7, 181, 140, 0.08);
    color: var(--primary);
}

/* ============================
   QUÉ INCLUYE
   ============================ */
.section-incluye {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--lighter-gray);
}

.incluye-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    max-width: 800px;
    margin: 0 auto;
}

.incluye-col h3 {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
}

.incluye-col ul {
    list-style: none;
    padding: 0;
}

.incluye-col li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: var(--font-size-base);
    color: var(--medium-gray);
    line-height: 1.5;
}

.incluye-col li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.incluye-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ============================
   CTA SECTION
   ============================ */
.cta-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(135deg, var(--dark), var(--dark-gray));
    color: var(--white);
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 800;
    margin-bottom: var(--spacing-sm);
}

.cta-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    opacity: 0.9;
    line-height: 1.7;
}

.cta-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: 420px;
    margin: 0 auto var(--spacing-sm);
}

.form-input {
    padding: 0.875rem 1.25rem;
    border-radius: var(--radius-lg);
    border: 2px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.08);
    color: var(--white);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    transition: all var(--transition-fast);
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.12);
}

.cta-microcopy {
    font-size: var(--font-size-sm);
    opacity: 0.7;
    margin-bottom: 0.5rem;
}

.cta-pricing-note {
    font-size: var(--font-size-sm);
    opacity: 0.6;
    font-style: italic;
}

/* ============================
   FAQ
   ============================ */
.faq-section {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--white);
}

.faq-list {
    max-width: 750px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--light-gray);
}

.faq-item summary {
    padding: 1.25rem 0;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--dark);
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--medium-gray);
    transition: transform 0.2s ease;
    flex-shrink: 0;
    margin-left: 1rem;
}

.faq-item[open] summary::after {
    content: '\2212';
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item p {
    padding: 0 0 1.25rem 0;
    font-size: var(--font-size-sm);
    line-height: 1.7;
    color: var(--medium-gray);
}

/* ============================
   FOOTER
   ============================ */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: var(--spacing-xl) var(--spacing-md) var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto var(--spacing-lg);
}

.footer-logo-img {
    height: 28px;
    width: auto;
    margin-bottom: var(--spacing-sm);
    filter: brightness(0) invert(1);
}

.footer-tagline {
    color: var(--light-gray);
    font-size: var(--font-size-sm);
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h4 {
    font-size: var(--font-size-base);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 0.5rem;
}

.footer-column a {
    color: var(--light-gray);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--light-gray);
    font-size: var(--font-size-sm);
}

/* ============================
   VERIFACTU-SPECIFIC SECTIONS
   ============================ */
.section-verifactu-contexto .contexto-text {
    max-width: 800px;
    margin: 0 auto;
}

.contexto-text p {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-sm);
}

.contexto-text p:last-child {
    color: var(--dark);
    font-weight: 500;
}

/* Lo que no quieres */
.section-no-quieres {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--lighter-gray);
}

.no-quieres-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.no-quieres-card {
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.no-quieres-icon {
    width: 40px;
    height: 40px;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-sm);
    opacity: 0.6;
}

.no-quieres-icon svg {
    width: 100%;
    height: 100%;
}

.no-quieres-card h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.no-quieres-card p {
    font-size: var(--font-size-sm);
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Propuesta de valor */
.section-propuesta {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--white);
}

.propuesta-intro {
    font-size: var(--font-size-lg);
    color: var(--medium-gray);
    max-width: 800px;
    margin: 0 auto var(--spacing-lg);
    text-align: center;
    line-height: 1.7;
}

.propuesta-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.propuesta-card {
    padding: var(--spacing-md);
    background: var(--lighter-gray);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.propuesta-card h3 {
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.propuesta-card p {
    font-size: var(--font-size-sm);
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Centralizar */
.section-centralizar {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--lighter-gray);
}

.centralizar-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.centralizar-list {
    list-style: none;
    padding: 0;
    display: inline-block;
    text-align: left;
    margin-bottom: var(--spacing-md);
}

.centralizar-list li {
    padding: 0.5rem 0;
    padding-left: 1.75rem;
    position: relative;
    font-size: var(--font-size-base);
    color: var(--dark);
    font-weight: 500;
}

.centralizar-list li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

.centralizar-apoyo {
    font-size: var(--font-size-lg);
    color: var(--primary);
    font-weight: 600;
}

/* Enfoque */
.section-enfoque {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--white);
}

.enfoque-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.enfoque-content p {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
}

.enfoque-destacado {
    font-size: var(--font-size-xl) !important;
    font-weight: 700 !important;
    color: var(--dark) !important;
    letter-spacing: -0.01em;
}

/* Para quién encaja */
.section-encaja {
    padding: var(--spacing-xl) var(--spacing-md);
    background: var(--lighter-gray);
}

.encaja-list {
    list-style: none;
    padding: 0;
    max-width: 600px;
    margin: 0 auto;
}

.encaja-list li {
    padding: 0.75rem 0;
    padding-left: 1.75rem;
    position: relative;
    font-size: var(--font-size-lg);
    color: var(--dark);
    font-weight: 500;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.encaja-list li:last-child {
    border-bottom: none;
}

.encaja-list li::before {
    content: '\2713';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 700;
}

/* ============================
   ANIMATIONS
   ============================ */
.fade-in {
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.fade-in.delay-1 { animation-delay: 0.2s; }
.fade-in.delay-2 { animation-delay: 0.4s; }
.fade-in.delay-3 { animation-delay: 0.6s; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s ease;
}

.fade-in-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================
   RESPONSIVE — Tablet
   ============================ */
@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        padding-top: calc(var(--spacing-xl) + 70px);
        min-height: auto;
    }

    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }

    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .problema-grid {
        grid-template-columns: 1fr;
    }

    .que-hace-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================
   RESPONSIVE — Mobile
   ============================ */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

    :root {
        --spacing-xl: 3.5rem;
        --spacing-2xl: 4rem;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        transition: all var(--transition-base);
        pointer-events: none;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    .nav-toggle {
        display: flex;
    }

    .hero-title {
        font-size: clamp(1.75rem, 6vw, 2.5rem);
    }

    .hero-subtitle {
        font-size: var(--font-size-base);
    }

    .section-title {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }

    .steps-grid {
        grid-template-columns: 1fr;
    }

    .step-arrow {
        display: none;
    }

    .incluye-grid {
        grid-template-columns: 1fr;
    }

    .no-quieres-grid {
        grid-template-columns: 1fr;
    }

    .propuesta-grid {
        grid-template-columns: 1fr;
    }

    .comparativa-col {
        padding: 0.75rem 1rem;
        font-size: var(--font-size-sm);
    }

    .cta-title {
        font-size: clamp(1.5rem, 5vw, 2rem);
    }

    .browser-header {
        display: none;
    }

    .demo-frame {
        border-radius: var(--radius-xl);
    }

    .demo-video-container {
        padding-bottom: 70%;
    }

    .video-controls {
        opacity: 1;
        pointer-events: all;
    }

    .play-pause-btn {
        width: 56px;
        height: 56px;
    }

    .play-pause-btn svg {
        width: 24px;
        height: 24px;
    }

    .fullscreen-btn {
        opacity: 1 !important;
        pointer-events: all !important;
        width: 40px;
        height: 40px;
    }

    .fullscreen-btn svg {
        width: 18px;
        height: 18px;
    }

    .audio-player-card {
        flex-direction: column;
        padding: 16px;
    }

    .audio-play-btn {
        margin: 0 auto;
    }

    .audio-controls-wrapper {
        width: 100%;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================
   RESPONSIVE — Small Mobile
   ============================ */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .demo-tabs {
        flex-direction: column;
    }

    .demo-tab {
        width: 100%;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}