/* ============================================
   SEV7N - Estilos Principales
   Diseño moderno 2026 - Dark Elegant Theme
   ============================================ */

/* Variables CSS */
:root {
    /* Colores principales */
    --color-bg: #0a0a0b;
    --color-bg-secondary: #111113;
    --color-bg-tertiary: #18181b;
    --color-surface: #1c1c1f;
    --color-surface-hover: #252529;

    /* Texto */
    --color-text: #fafafa;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;

    /* Acentos - Gradiente púrpura/azul moderno */
    --color-primary: #8b5cf6;
    --color-primary-light: #a78bfa;
    --color-secondary: #06b6d4;
    --color-accent: #f472b6;

    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 50%, #f472b6 100%);
    --gradient-text: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
    --gradient-glow: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 70%);

    /* WhatsApp */
    --color-whatsapp: #25D366;
    --color-whatsapp-hover: #128C7E;

    /* Bordes y sombras */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.15);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 60px rgba(139, 92, 246, 0.3);

    /* Tipografía */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Space Grotesk', sans-serif;

    /* Espaciado */
    --section-padding: 120px;
    --container-max: 1280px;

    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 32px;
}

/* Reset y base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Cursor personalizado */
.cursor, .cursor-follower {
    display: none;
}

@media (hover: hover) and (pointer: fine) {
    .cursor {
        display: block;
        width: 8px;
        height: 8px;
        background: var(--color-primary);
        border-radius: 50%;
        position: fixed;
        pointer-events: none;
        z-index: 10000;
        transform: translate(-50%, -50%);
        transition: transform 0.1s ease;
    }

    .cursor-follower {
        display: block;
        width: 40px;
        height: 40px;
        border: 1px solid var(--color-primary);
        border-radius: 50%;
        position: fixed;
        pointer-events: none;
        z-index: 9999;
        transform: translate(-50%, -50%);
        transition: transform 0.15s ease, width 0.3s ease, height 0.3s ease;
        opacity: 0.5;
    }

    body:hover .cursor-follower {
        opacity: 1;
    }
}

/* Selección de texto */
::selection {
    background: var(--color-primary);
    color: white;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* Enlaces y botones base */
a {
    color: inherit;
    text-decoration: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(10, 10, 11, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo img {
    height: 40px;
    width: auto;
    transition: transform var(--transition-base);
}

.nav-logo:hover img {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-link {
    padding: 10px 18px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 6px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: all var(--transition-base);
    transform: translateX(-50%);
    border-radius: 2px;
}

.nav-link:hover {
    color: var(--color-text);
}

.nav-link:hover::after {
    width: calc(100% - 36px);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9rem;
    color: white;
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(139, 92, 246, 0.3);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(139, 92, 246, 0.4);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

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

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.4) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.3) 0%, transparent 70%);
    bottom: -150px;
    left: -100px;
    animation-delay: -7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(244, 114, 182, 0.25) 0%, transparent 70%);
    top: 50%;
    left: 30%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(-30px, -20px) scale(1.02); }
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px 8px 12px;
    background: var(--color-surface);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease forwards;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-whatsapp);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.title-line {
    display: block;
    animation: fadeInUp 0.8s ease forwards;
    opacity: 0;
}

.title-line:nth-child(1) { animation-delay: 0.1s; }
.title-line:nth-child(2) { animation-delay: 0.2s; }
.title-line:nth-child(3) { animation-delay: 0.3s; }

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-description {
    font-size: 1.15rem;
    color: var(--color-text-secondary);
    max-width: 500px;
    margin-bottom: 36px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.5s;
    opacity: 0;
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
}

.btn-primary {
    background: var(--color-whatsapp);
    color: white;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.btn-primary:hover {
    background: var(--color-whatsapp-hover);
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.4);
}

.btn-secondary {
    background: var(--color-surface);
    color: var(--color-text);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--color-surface-hover);
    border-color: var(--border-color-hover);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    gap: 32px;
    align-items: center;
    animation: fadeInUp 0.8s ease forwards;
    animation-delay: 0.6s;
    opacity: 0;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    display: inline;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: var(--border-color);
}

/* Hero Visual - Dashboard Preview */
.hero-visual {
    position: relative;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.7s;
    opacity: 0;
}

.dashboard-preview {
    perspective: 1000px;
}

.dashboard-card {
    background: var(--color-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transform: rotateY(-10deg) rotateX(5deg);
    transition: transform var(--transition-slow);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.dashboard-card:hover {
    transform: rotateY(-5deg) rotateX(2deg);
}

.dashboard-header {
    display: flex;
    gap: 8px;
    padding: 16px 20px;
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.dashboard-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dashboard-dot.red { background: #ef4444; }
.dashboard-dot.yellow { background: #eab308; }
.dashboard-dot.green { background: #22c55e; }

.dashboard-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.metric-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.metric-icon {
    font-size: 2rem;
}

.metric-info {
    display: flex;
    flex-direction: column;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-whatsapp);
}

.metric-label {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.chart-placeholder {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    height: 120px;
    padding: 16px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.chart-bar {
    flex: 1;
    background: linear-gradient(to top, var(--color-primary), var(--color-secondary));
    border-radius: 4px 4px 0 0;
    opacity: 0.6;
    transition: all var(--transition-base);
}

.chart-bar.active {
    opacity: 1;
}

.chart-bar:hover {
    opacity: 1;
    transform: scaleY(1.05);
    transform-origin: bottom;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 1s;
    opacity: 0;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { transform: scaleY(1); opacity: 1; }
    50% { transform: scaleY(0.5); opacity: 0.5; }
}

/* ============================================
   TRUST SECTION
   ============================================ */
.trust-section {
    padding: 60px 0;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.trust-label {
    text-align: center;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 32px;
}

.trust-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
    flex-wrap: wrap;
}

.trust-logo {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-muted);
    opacity: 0.5;
    transition: all var(--transition-base);
}

.trust-logo:hover {
    opacity: 1;
    color: var(--color-text);
}

/* ============================================
   SECTIONS COMMON STYLES
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 80px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(139, 92, 246, 0.1);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.section-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: var(--section-padding) 0;
    background: var(--color-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--color-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 40px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card.featured {
    grid-row: span 2;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05) 0%, rgba(6, 182, 212, 0.05) 100%);
}

.service-card.featured::before {
    opacity: 1;
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.service-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-primary);
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--color-text-secondary);
    margin-bottom: 24px;
}

.service-features {
    list-style: none;
    margin-bottom: 24px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    color: var(--color-text-secondary);
    font-size: 0.95rem;
}

.service-features li::before {
    content: '';
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: 50%;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.service-link:hover {
    gap: 12px;
    color: var(--color-primary-light);
}

/* ============================================
   PROCESS SECTION
   ============================================ */
.process {
    padding: var(--section-padding) 0;
    background: var(--color-bg-secondary);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 50px;
    left: 60px;
    right: 60px;
    height: 2px;
    background: var(--border-color);
}

.process-step {
    text-align: center;
    position: relative;
    padding-top: 80px;
}

.step-number {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    z-index: 1;
    transition: all var(--transition-base);
}

.process-step:hover .step-number {
    background: var(--color-primary);
    color: white;
    transform: translateX(-50%) scale(1.1);
}

.step-content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.step-content p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

.step-icon {
    width: 48px;
    height: 48px;
    margin: 24px auto 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-md);
}

.step-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-primary);
}

/* ============================================
   RESULTS SECTION
   ============================================ */
.results {
    padding: var(--section-padding) 0;
    background: var(--color-bg);
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.result-card {
    background: var(--color-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 32px;
    transition: all var(--transition-base);
}

.result-card:hover {
    border-color: var(--border-color-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.result-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(6, 182, 212, 0.1);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 16px;
}

.result-card h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.result-card > p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.result-metrics {
    display: flex;
    gap: 16px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.result-metric {
    flex: 1;
    text-align: center;
}

.result-metric .metric-value {
    display: block;
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-whatsapp);
}

.result-metric .metric-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: var(--section-padding) 0;
    background: var(--color-bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text .section-tag {
    margin-bottom: 16px;
}

.about-text .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.about-description {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: 40px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.about-feature {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(139, 92, 246, 0.1);
    border-radius: var(--radius-md);
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-primary);
}

.feature-text h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.feature-text p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.about-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-image img {
    max-width: 350px;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 0 60px rgba(139, 92, 246, 0.3));
}

.about-decoration {
    position: absolute;
    width: 400px;
    height: 400px;
    background: var(--gradient-glow);
    border-radius: 50%;
    animation: float 10s ease-in-out infinite;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: var(--section-padding) 0;
    background: var(--color-bg);
    position: relative;
    overflow: hidden;
}

.cta-content {
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1) 0%, rgba(6, 182, 212, 0.1) 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: 80px;
    text-align: center;
}

.cta-text h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-text p {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 500px;
    margin: 0 auto 40px;
}

.btn-whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 20px 48px;
    background: var(--color-whatsapp);
    color: white;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 40px rgba(37, 211, 102, 0.35);
    transition: all var(--transition-base);
}

.btn-whatsapp:hover {
    background: var(--color-whatsapp-hover);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 50px rgba(37, 211, 102, 0.45);
}

.cta-decoration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    pointer-events: none;
}

.cta-orb {
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, transparent 60%);
    border-radius: 50%;
    filter: blur(60px);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    padding: 80px 0 40px;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 80px;
    padding-bottom: 60px;
    border-bottom: 1px solid var(--border-color);
}

.footer-logo {
    height: 50px;
    margin-bottom: 20px;
}

.footer-brand p {
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    max-width: 280px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    color: var(--color-text);
}

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

.footer-column li {
    margin-bottom: 12px;
}

.footer-column a {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition-base);
}

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

.footer-bottom {
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 64px;
    height: 64px;
    background: var(--color-whatsapp);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999;
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.4);
    transition: all var(--transition-base);
    animation: pulse-whatsapp 2s ease-in-out infinite;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: white;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 40px rgba(37, 211, 102, 0.5);
}

.whatsapp-tooltip {
    position: absolute;
    right: 80px;
    background: var(--color-surface);
    color: var(--color-text);
    padding: 10px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.whatsapp-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border: 6px solid transparent;
    border-left-color: var(--color-surface);
}

.whatsapp-float:hover .whatsapp-tooltip {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

@keyframes pulse-whatsapp {
    0%, 100% {
        box-shadow: 0 6px 30px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6), 0 0 0 15px rgba(37, 211, 102, 0.1);
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-cta {
        justify-content: center;
        flex-wrap: wrap;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

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

    .service-card.featured {
        grid-row: auto;
    }

    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: 48px;
    }

    .process-timeline::before {
        display: none;
    }

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

    .about-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about-text {
        text-align: center;
    }

    .about-text .section-title {
        text-align: center;
    }

    .about-features {
        max-width: 500px;
        margin: 0 auto;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .footer-brand {
        text-align: center;
    }

    .footer-brand p {
        max-width: none;
    }

    .footer-social {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--color-bg);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 16px;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        font-size: 1.5rem;
        padding: 16px;
    }

    .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 24px;
    }

    .stat-divider {
        width: 60px;
        height: 1px;
    }

    .process-timeline {
        grid-template-columns: 1fr;
    }

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

    .cta-content {
        padding: 48px 24px;
    }

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

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
    }

    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }

    .whatsapp-tooltip {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .result-metrics {
        flex-direction: column;
        gap: 16px;
    }

    .about-feature {
        flex-direction: column;
        text-align: center;
    }
}

/* ============================================
   ANIMATIONS ON SCROLL
   ============================================ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.stagger-children.active > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.active > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.active > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.active > *:nth-child(4) { transition-delay: 0.4s; }

.stagger-children.active > * {
    opacity: 1;
    transform: translateY(0);
}