/* ===== RESET & BASE STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colores Base - Blanco y Negro */
    --color-text: #000000;
    --color-text-light: #4a4a4a;
    --color-text-lighter: #8a8a8a;
    --color-bg: #ffffff;
    --color-bg-light: #fafafa;
    --color-bg-dark: #000000;
    --color-border: #e0e0e0;
    --color-border-light: #f5f5f5;
    --color-border-dark: #1a1a1a;
    
    /* Colores de Módulos */
    --color-tareas: #22C55E;
    --color-tareas-light: rgba(34, 197, 94, 0.1);
    --color-documentos: #3b82f6;
    --color-documentos-light: rgba(59, 130, 246, 0.1);
    --color-fichaje: #f59e0b;
    --color-fichaje-light: rgba(245, 158, 11, 0.1);
    --color-tickets: #8b5cf6;
    --color-tickets-light: rgba(139, 92, 246, 0.1);
    
    /* Colores Funcionales */
    --color-primary: #000000;
    --color-primary-dark: #1a1a1a;
    --color-success: #22C55E;
    --color-error: #dc2626;
    
    /* Gradientes */
    --gradient-primary: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    --gradient-hero: linear-gradient(135deg, #ffffff 0%, #fafafa 50%, #ffffff 100%);
    --gradient-tareas: linear-gradient(135deg, #22C55E 0%, #16a34a 100%);
    
    /* Tipografía */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Espaciado */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-2xl: 6rem;
    --spacing-3xl: 8rem;
    
    /* Transiciones */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Sombras */
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 8px -2px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 20px -5px rgba(0, 0, 0, 0.12), 0 4px 8px -2px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 20px 30px -8px rgba(0, 0, 0, 0.15), 0 8px 16px -4px rgba(0, 0, 0, 0.08);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===== HEADER / NAVEGACIÓN ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.05);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    height: 72px;
}

.nav__logo a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    transition: var(--transition);
}

.logo-text {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    letter-spacing: -1px;
}

.logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
}

.nav__logo a:hover {
    transform: scale(1.05);
    opacity: 0.8;
}

.nav__menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: var(--spacing-md);
}

.nav__link {
    color: var(--color-text);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: var(--spacing-xs) 0;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
}

.nav__link:hover {
    color: var(--color-text);
    opacity: 0.7;
}

.nav__link:hover::after {
    width: 100%;
}

.nav__link--cta {
    background: var(--color-text);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: 8px;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.nav__link--cta::after {
    display: none;
}

.nav__link--cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    color: white;
    background: var(--color-primary-dark);
}

.nav__toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
    z-index: 1001;
}

.nav__toggle span {
    width: 28px;
    height: 3px;
    background: var(--color-text);
    border-radius: 3px;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    position: relative;
    padding: calc(72px + var(--spacing-3xl)) 0 var(--spacing-3xl);
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    z-index: -1;
}

.hero__bg::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.03) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero__bg::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.02) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(30px, -30px) rotate(5deg); }
}

.hero__content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero__badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-light);
    color: var(--color-text);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(10px);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.1;
    letter-spacing: -2px;
}

.hero__title-highlight {
    color: var(--color-text);
    position: relative;
}

.hero__title-highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-tareas);
    opacity: 0.3;
}

.hero__subtitle {
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero__modules {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.hero__module {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.hero__module:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.hero__module-icon-wrapper {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text);
}

.hero__module:nth-child(1) .hero__module-icon-wrapper {
    color: var(--color-tareas);
}

.hero__module:nth-child(2) .hero__module-icon-wrapper {
    color: var(--color-documentos);
}

.hero__module:nth-child(3) .hero__module-icon-wrapper {
    color: var(--color-fichaje);
}

.hero__module:nth-child(4) .hero__module-icon-wrapper {
    color: var(--color-tickets);
}

.hero__cta-group {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== STATS SECTION ===== */
.stats {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(to bottom, var(--color-bg), var(--color-bg-light));
    border-top: 1px solid var(--color-border-light);
    border-bottom: 1px solid var(--color-border-light);
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

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

.stat__number {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    line-height: 1;
}

.stat__label {
    font-size: 0.95rem;
    color: var(--color-text-light);
    font-weight: var(--font-weight-medium);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border-radius: 10px;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-family: var(--font-family);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn--primary {
    background: var(--color-text);
    color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn--primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    background: var(--color-primary-dark);
}

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

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

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

.btn--ghost:hover {
    background-color: var(--color-bg-light);
    border-color: var(--color-text);
    color: var(--color-text);
}

.btn--large {
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: 1.125rem;
}

.btn--full {
    width: 100%;
}

/* ===== SECTIONS ===== */
section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section__header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section__label {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: var(--color-bg-light);
    color: var(--color-text);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid var(--color-border);
}

.section__title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -1px;
    line-height: 1.2;
}

.section__subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--color-text-light);
    margin-bottom: 0;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

/* ===== FEATURES SECTION ===== */
.features {
    background-color: var(--color-bg);
    position: relative;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    max-width: 1400px;
    margin-left: auto;
    margin-right: auto;
}

.feature__card {
    padding: var(--spacing-xl);
    background: var(--color-bg);
    border-radius: 24px;
    text-align: left;
    transition: var(--transition-slow);
    border: 2px solid var(--color-border);
    position: relative;
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-sm);
}

.feature__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-text);
    transform: scaleX(0);
    transition: var(--transition);
}

/* Colores específicos por módulo */
.feature__card--tareas::before {
    background: var(--color-tareas);
}

.feature__card--documentos::before {
    background: var(--color-documentos);
}

.feature__card--fichaje::before {
    background: var(--color-fichaje);
}

.feature__card--tickets::before {
    background: var(--color-tickets);
}

.feature__card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-text);
}

.feature__card--tareas:hover {
    border-color: var(--color-tareas);
    box-shadow: 0 20px 40px -10px rgba(34, 197, 94, 0.2);
}

.feature__card--documentos:hover {
    border-color: var(--color-documentos);
    box-shadow: 0 20px 40px -10px rgba(59, 130, 246, 0.2);
}

.feature__card--fichaje:hover {
    border-color: var(--color-fichaje);
    box-shadow: 0 20px 40px -10px rgba(245, 158, 11, 0.2);
}

.feature__card--tickets:hover {
    border-color: var(--color-tickets);
    box-shadow: 0 20px 40px -10px rgba(139, 92, 246, 0.2);
}

.feature__card:hover::before {
    transform: scaleX(1);
}

.feature__icon {
    width: 72px;
    height: 72px;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.feature__icon-bg {
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--color-bg-light);
    border-radius: 20px;
    transform: scale(0.9);
    transition: var(--transition-slow);
    border: 2px solid var(--color-border);
}

/* Colores específicos por módulo */
.feature__card--tareas .feature__icon {
    color: var(--color-tareas);
}

.feature__card--tareas .feature__icon-bg {
    background: var(--color-tareas-light);
    border-color: rgba(34, 197, 94, 0.2);
}

.feature__card--documentos .feature__icon {
    color: var(--color-documentos);
}

.feature__card--documentos .feature__icon-bg {
    background: var(--color-documentos-light);
    border-color: rgba(59, 130, 246, 0.2);
}

.feature__card--fichaje .feature__icon {
    color: var(--color-fichaje);
}

.feature__card--fichaje .feature__icon-bg {
    background: var(--color-fichaje-light);
    border-color: rgba(245, 158, 11, 0.2);
}

.feature__card--tickets .feature__icon {
    color: var(--color-tickets);
}

.feature__card--tickets .feature__icon-bg {
    background: var(--color-tickets-light);
    border-color: rgba(139, 92, 246, 0.2);
}

.feature__card:hover .feature__icon-bg {
    transform: scale(1);
}

.feature__icon svg {
    position: relative;
    z-index: 1;
}

.feature__title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.5px;
    line-height: 1.3;
}

.feature__description {
    color: var(--color-text-light);
    line-height: 1.8;
    font-size: 1rem;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
}

.feature__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature__list li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text);
    font-size: 0.95rem;
    position: relative;
    padding-left: var(--spacing-md);
}

.feature__list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-text);
    font-weight: var(--font-weight-bold);
}

.feature__card--tareas .feature__list li::before {
    color: var(--color-tareas);
}

.feature__card--documentos .feature__list li::before {
    color: var(--color-documentos);
}

.feature__card--fichaje .feature__list li::before {
    color: var(--color-fichaje);
}

.feature__card--tickets .feature__list li::before {
    color: var(--color-tickets);
}

/* ===== BENEFITS SECTION ===== */
.benefits {
    background: linear-gradient(to bottom, var(--color-bg-light), var(--color-bg));
    position: relative;
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.benefit__card {
    padding: var(--spacing-xl);
    background: var(--color-bg);
    border-radius: 16px;
    transition: var(--transition-slow);
    border: 1px solid var(--color-border-light);
    position: relative;
    overflow: hidden;
}

.benefit__card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.02) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition);
}

.benefit__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-text);
}

.benefit__card:hover::after {
    opacity: 1;
}

.benefit__icon {
    width: 56px;
    height: 56px;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-light);
    border: 1px solid var(--color-border);
    border-radius: 12px;
    position: relative;
    z-index: 1;
}

.benefit__title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.3px;
    position: relative;
    z-index: 1;
}

.benefit__description {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    background: var(--color-bg);
    padding: var(--spacing-3xl) 0;
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.testimonial__card {
    padding: var(--spacing-xl);
    background: linear-gradient(to bottom, var(--color-bg), var(--color-bg-light));
    border-radius: 20px;
    border: 1px solid var(--color-border-light);
    transition: var(--transition);
    position: relative;
}

.testimonial__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-text);
}

.testimonial__quote {
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    opacity: 0.2;
}

.testimonial__text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: var(--spacing-lg);
    font-style: italic;
}

.testimonial__author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.testimonial__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--color-text);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: var(--font-weight-bold);
    font-size: 1.125rem;
    flex-shrink: 0;
}

.testimonial__name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: 2px;
}

.testimonial__role {
    font-size: 0.875rem;
    color: var(--color-text-light);
}

/* ===== PRICING SECTION ===== */
.pricing {
    background: linear-gradient(to bottom, var(--color-bg-light), var(--color-bg));
}

.pricing__content {
    max-width: 700px;
    margin: var(--spacing-xl) auto 0;
}

.pricing__card {
    background: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: 24px;
    border: 2px solid var(--color-border);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.pricing__card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-text);
}

.pricing__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-text);
}

.pricing__title {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
}

.pricing__description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    font-size: 1.05rem;
}

.pricing__features {
    list-style: none;
    text-align: left;
    margin: var(--spacing-lg) 0;
    padding: 0;
}

.pricing__features li {
    padding: var(--spacing-sm) 0;
    color: var(--color-text);
    font-size: 1rem;
    position: relative;
    padding-left: var(--spacing-md);
}

.pricing__features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--color-text);
    font-weight: var(--font-weight-bold);
    font-size: 1.25rem;
}

.pricing__cta {
    margin-top: var(--spacing-lg);
}

.pricing__note {
    margin-top: var(--spacing-lg);
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.95rem;
    padding: var(--spacing-md);
    background: var(--color-bg-light);
    border-radius: 12px;
    border: 1px solid var(--color-border);
}

/* ===== CTA / FORM SECTION ===== */
.cta {
    background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.02) 0%, transparent 70%);
    border-radius: 50%;
}

.cta__content {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.demo-form {
    background: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    margin-top: var(--spacing-xl);
    border: 1px solid var(--color-border-light);
}

.form__group {
    margin-bottom: var(--spacing-md);
}

.form__label {
    display: block;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    font-size: 0.95rem;
}

.form__input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: 10px;
    font-family: var(--font-family);
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--color-bg);
    color: var(--color-text);
}

.form__input:focus {
    outline: none;
    border-color: var(--color-text);
    box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.05);
}

.form__textarea {
    resize: vertical;
    min-height: 120px;
}

.form__error {
    display: block;
    color: var(--color-error);
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    min-height: 20px;
}

.form__success {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(34, 197, 94, 0.1);
    border: 2px solid var(--color-tareas);
    border-radius: 12px;
    color: var(--color-tareas);
    text-align: center;
    font-weight: var(--font-weight-medium);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--color-bg-dark);
    color: #94a3b8;
    padding: var(--spacing-xl) 0 var(--spacing-md);
    position: relative;
}

.footer__content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-lg);
}

.footer__title {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: white;
    margin-bottom: var(--spacing-sm);
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.footer-logo-text {
    font-size: 1.75rem;
    font-weight: var(--font-weight-bold);
    color: white;
    letter-spacing: -1px;
}

.footer-logo-img {
    height: 40px;
    width: auto;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.footer__description {
    font-size: 0.95rem;
    color: #94a3b8;
    line-height: 1.7;
}

.footer__subtitle {
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    color: white;
    margin-bottom: var(--spacing-sm);
}

.footer__links,
.footer__contact {
    list-style: none;
}

.footer__links li,
.footer__contact li {
    margin-bottom: var(--spacing-xs);
}

.footer__links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer__links a:hover {
    color: white;
    padding-left: 4px;
}

.footer__contact li {
    font-size: 0.95rem;
    line-height: 1.8;
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(148, 163, 184, 0.2);
    font-size: 0.875rem;
    color: #64748b;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .nav__menu {
        position: fixed;
        top: 72px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 72px);
        background-color: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--spacing-xl);
        transition: var(--transition);
        box-shadow: var(--shadow-xl);
        border-right: 1px solid var(--color-border);
    }

    .nav__menu.active {
        left: 0;
    }

    .nav__item {
        width: 100%;
    }

    .nav__link {
        display: block;
        padding: var(--spacing-sm) 0;
        width: 100%;
        font-size: 1.1rem;
    }

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

    .nav__toggle {
        display: flex;
    }

    .nav__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }

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

    .nav__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }

    .hero {
        padding: calc(72px + var(--spacing-xl)) 0 var(--spacing-xl);
        min-height: auto;
    }

    .hero__modules {
        flex-direction: column;
        align-items: stretch;
    }

    .hero__cta-group {
        flex-direction: column;
    }

    .hero__cta-group .btn {
        width: 100%;
    }

    .benefits__grid,
    .testimonials__grid {
        grid-template-columns: 1fr;
    }
    
    .features__grid {
        grid-template-columns: 1fr;
    }

    .stats__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    section {
        padding: var(--spacing-xl) 0;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

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

@media (max-width: 1024px) {
    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .features__grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero__title {
        font-size: 2rem;
    }

    .section__title {
        font-size: 1.75rem;
    }

    .demo-form {
        padding: var(--spacing-md);
    }

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