/* Variáveis CSS Aprimoradas - Tema Noturno Fofo */
:root {
    /* Cores principais noturnas fofas */
    --primary-purple: #8B5FBF;
    --primary-purple-light: #A478D1;
    --primary-purple-dark: #6B4C93;
    --soft-purple: #F3EFFF;
    --soft-purple-gradient: linear-gradient(135deg, #F3EFFF 0%, #E8DDFF 100%);
    
    --primary-lavender: #B19CD9;
    --primary-lavender-light: #C7B3E5;
    --primary-lavender-dark: #9B85CD;
    --soft-lavender: #F8F5FF;
    --soft-lavender-gradient: linear-gradient(135deg, #F8F5FF 0%, #F0EBFF 100%);
    
    --primary-mint: #A8E6CF;
    --primary-mint-light: #B8EBDB;
    --primary-mint-dark: #98D1C3;
    --soft-mint: #F0FFF8;
    --soft-mint-gradient: linear-gradient(135deg, #F0FFF8 0%, #E8FFF3 100%);
    
    --primary-peach: #FFB3BA;
    --primary-peach-light: #FFC3CA;
    --primary-peach-dark: #EFA3AA;
    --soft-peach: #FFF8F9;
    --soft-peach-gradient: linear-gradient(135deg, #FFF8F9 0%, #FFF0F2 100%);
    
    /* Cores neutras noturnas */
    --white: #FFFFFF;
    --offer-bg: #FFD2DC;
    --offer-text: #2D3748;
    --light-gray: #FAFBFC;
    --medium-gray: #F5F7FA;
    --dark-gray: #2D3748;
    --text-gray: #4A5568;
    --text-light: #718096;
    
    /* Cores noturnas específicas */
    --night-sky: #1A1B3A;
    --night-sky-light: #2A2B5A;
    --night-sky-dark: #0A0B2A;
    --starlight: #FFE5B4;
    --moonlight: #F0E68C;
    --cloud-white: #F8F8FF;
    
    /* Sombras aprimoradas */
    --shadow-sm: 0 2px 8px rgba(139, 95, 191, 0.08);
    --shadow-md: 0 4px 16px rgba(139, 95, 191, 0.12);
    --shadow-lg: 0 8px 32px rgba(139, 95, 191, 0.16);
    --shadow-xl: 0 16px 48px rgba(139, 95, 191, 0.20);
    --shadow-hover: 0 12px 40px rgba(139, 95, 191, 0.18);
    
    /* Bordas e transições */
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Tipografia */
    --font-heading: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
}

/* Reset e Base Aprimorado */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    font-weight: var(--font-weight-normal);
    line-height: 1.7;
    color: var(--dark-gray);
    background-color: var(--white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Melhorias para dispositivos touch */
.touch-device button,
.touch-device .faq-question {
    min-height: 44px; /* Tamanho mínimo recomendado para touch targets */
}

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

/* Tipografia Aprimorada */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--dark-gray);
}

h1 {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: var(--font-weight-extrabold);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.01em;
}

h3 {
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: var(--font-weight-semibold);
}

p {
    font-family: var(--font-body);
    font-size: 1.125rem;
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
    color: var(--text-gray);
}

/* Botões Aprimorados - Tema Noturno */
.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: var(--font-weight-semibold);
    font-size: 1.125rem;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md) var(--spacing-xl);
    cursor: pointer;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    text-transform: none;
    letter-spacing: 0.025em;
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--primary-purple) 0%, var(--primary-purple-dark) 100%);
    color: var(--white);
    min-height: 44px; /* Acessibilidade para touch */
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: var(--transition-smooth);
}

.cta-button:hover,
.cta-button:focus {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
    background: linear-gradient(135deg, var(--primary-purple-light) 0%, var(--primary-purple) 100%);
    outline: 2px solid var(--primary-purple-light);
    outline-offset: 2px;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:active {
    transform: translateY(0);
    box-shadow: var(--shadow-md);
}

.cta-button:focus {
    outline: 2px solid var(--primary-purple-light);
    outline-offset: 2px;
}

.cta-button.large {
    padding: var(--spacing-lg) var(--spacing-2xl);
    font-size: 1.25rem;
    border-radius: var(--border-radius-xl);
}

.cta-button.secondary {
    background: linear-gradient(135deg, var(--primary-mint) 0%, var(--primary-mint-dark) 100%);
}

.cta-button.secondary:hover,
.cta-button.secondary:focus {
    background: linear-gradient(135deg, var(--primary-mint-light) 0%, var(--primary-mint) 100%);
    outline-color: var(--primary-mint-light);
}

/* Seção Hero Aprimorada - Tema Noturno */
.hero {
    background: linear-gradient(135deg, 
        var(--soft-purple) 0%, 
        var(--soft-lavender) 50%, 
        var(--soft-mint) 100%);
    padding: var(--spacing-3xl) 0;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(139, 95, 191, 0.1) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-title {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-purple) 0%, var(--primary-lavender) 50%, var(--dark-gray) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    color: var(--text-gray);
    font-weight: var(--font-weight-medium);
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    max-width: 450px;
    height: auto;
    
}

/* Seção de Problemas Aprimorada */
.problems {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
    position: relative;
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    color: var(--dark-gray);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -var(--spacing-sm);
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-purple), var(--primary-lavender));
    border-radius: 2px;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.problem-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition-smooth);
    border: 1px solid rgba(139, 95, 191, 0.1);
    position: relative;
    overflow: hidden;
}

.problem-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-purple), var(--primary-purple-light));
    border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
}

.problem-card:nth-child(2)::before {
    background: linear-gradient(90deg, var(--primary-lavender), var(--primary-lavender-light));
}

.problem-card:nth-child(3)::before {
    background: linear-gradient(90deg, var(--primary-mint), var(--primary-mint-light));
}

.problem-card:nth-child(4)::before {
    background: linear-gradient(90deg, var(--primary-peach), var(--primary-peach-light));
}

.problem-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(139, 95, 191, 0.2);
}

.problem-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--soft-purple-gradient);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-smooth);
}

.problem-card:nth-child(2) .problem-icon {
    background: var(--soft-lavender-gradient);
}

.problem-card:nth-child(3) .problem-icon {
    background: var(--soft-mint-gradient);
}

.problem-card:nth-child(4) .problem-icon {
    background: var(--soft-peach-gradient);
}

.problem-card:hover .problem-icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.problem-icon img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.problem-card h3 {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
}

.problem-card p {
    font-size: 1rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Seção de Conteúdo Detalhado Aprimorada */
.content-details {
    padding: var(--spacing-3xl) 0;
    background: var(--light-gray);
    position: relative;
}

.content-details::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-mint), transparent);
}

.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.content-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition-smooth);
    border: 1px solid rgba(168, 230, 207, 0.1);
    position: relative;
    overflow: hidden;
}

.content-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-mint), var(--primary-mint-light));
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.content-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(168, 230, 207, 0.2);
}

.content-card:hover::after {
    transform: scaleX(1);
}

.content-image {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.content-image img {
    width: 100%;
    max-width: 220px;
    height: auto;
}

.content-card h3 {
    color: var(--dark-gray);
    margin-bottom: var(--spacing-md);
    font-weight: var(--font-weight-semibold);
}

.content-card p {
    font-size: 1rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Seção de Depoimentos Aprimorada */
.testimonials {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, 
        var(--soft-lavender) 0%, 
        var(--soft-peach) 100%);
    position: relative;
}

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

.testimonial-card {
    background: var(--white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    transition: var(--transition-smooth);
    position: relative;
    border: 1px solid rgba(255, 179, 186, 0.2);
}

.testimonial-card::before {
    content: '"';
    font-size: 4rem;
    color: var(--primary-peach);
    position: absolute;
    top: -10px;
    left: var(--spacing-lg);
    font-family: Georgia, serif;
    font-weight: bold;
    opacity: 0.8;
}

.testimonial-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(255, 179, 186, 0.3);
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-gray);
}

.testimonial-author {
    color: var(--primary-purple-dark);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-heading);
}

/* Seção de Oferta Aprimorada */
.offer {
    background: var(--offer-bg);
    color: var(--offer-text);
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(135deg, 
        var(--primary-peach) 0%, 
        var(--primary-peach-dark) 100%);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.offer::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.offer .section-title {
    color: var(--white);
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-lg);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.offer .section-title::after {
    background: var(--white);
}

.offer-text {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    color: rgba(255, 255, 255, 0.95);
    font-weight: var(--font-weight-medium);
}

.price-container {
    margin: var(--spacing-xl) 0;
    position: relative;
    z-index: 1;
}

.old-price {
    font-size: 1.5rem;
    text-decoration: line-through;
    color: rgba(255, 255, 255, 0.7);
    margin-right: var(--spacing-lg);
    font-weight: var(--font-weight-medium);
}

.new-price {
    color: var(--offer-text);
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: var(--font-weight-extrabold);
    color: var(--soft-purple);
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    display: inline-block;
    animation: none;
}

@keyframes priceGlow {
    from { text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2); }
    to { text-shadow: 0 4px 16px rgba(255, 229, 180, 0.4); }
}

/* Seção de Garantia Aprimorada */
.guarantee {
    padding: var(--spacing-3xl) 0;
    background: var(--soft-mint-gradient);
    text-align: center;
    position: relative;
}

.guarantee-text {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: var(--text-gray);
    font-weight: var(--font-weight-medium);
    line-height: 1.7;
}

/* Seção FAQ Aprimorada */
.faq {
    padding: var(--spacing-3xl) 0;
    background: var(--white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(168, 230, 207, 0.1);
    transition: var(--transition-smooth);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(168, 230, 207, 0.2);
}

.faq-question {
    background: var(--light-gray);
    padding: var(--spacing-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-smooth);
    position: relative;
    min-height: 44px; /* Acessibilidade para touch */
}

.faq-question:focus {
    outline: 2px solid var(--primary-mint);
    outline-offset: -2px;
}

.faq-question::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--primary-mint), var(--primary-mint-light));
    transform: scaleY(0);
    transition: var(--transition-smooth);
}

.faq-question:hover {
    background: var(--soft-mint);
}

.faq-question:hover::before {
    transform: scaleY(1);
}

.faq-question h3 {
    margin: 0;
    color: var(--dark-gray);
    font-weight: var(--font-weight-semibold);
    font-size: 1.125rem;
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-mint);
    transition: var(--transition-smooth);
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(168, 230, 207, 0.1);
}

.faq-answer {
    background: var(--white);
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: var(--transition-smooth);
}

.faq-answer.active {
    padding: var(--spacing-lg);
    max-height: 300px;
}

.faq-answer p {
    color: var(--text-gray);
    line-height: 1.7;
    margin: 0;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
    background: var(--primary-mint);
    color: var(--white);
}

/* Rodapé Aprimorado */
.footer {
    background: linear-gradient(135deg, var(--dark-gray) 0%, #1A202C 100%);
    color: var(--white);
    padding: var(--spacing-2xl) 0;
    text-align: center;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-peach), transparent);
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.footer p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-smooth);
    font-weight: var(--font-weight-medium);
    position: relative;
    min-height: 44px; /* Acessibilidade para touch */
    display: flex;
    align-items: center;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-peach);
    transition: var(--transition-smooth);
}

.footer-links a:hover,
.footer-links a:focus {
    color: var(--white);
    outline: 2px solid var(--primary-peach);
    outline-offset: 2px;
}

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

/* Responsividade Aprimorada */
@media (max-width: 768px) {
    :root {
        --spacing-xs: 0.25rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 4rem;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero {
        padding: var(--spacing-2xl) 0;
        min-height: auto;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-xl);
    }
    
    .problems-grid,
    .content-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .footer .container {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
    
    .cta-button {
        width: 100%;
        max-width: 320px;
    }
    
    .price-container {
        margin: var(--spacing-lg) 0;
    }
    
    .old-price {
        display: block;
        margin-bottom: var(--spacing-sm);
        margin-right: 0;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: var(--spacing-xl) 0;
    }
    
    .problems,
    .content-details,
    .testimonials,
    .offer,
    .guarantee,
    .faq {
        padding: var(--spacing-2xl) 0;
    }
    
    .problem-card,
    .content-card,
    .testimonial-card {
        padding: var(--spacing-lg);
    }
    
    .faq-question {
        padding: var(--spacing-md);
    }
    
    .faq-answer.active {
        padding: var(--spacing-md);
    }
}

/* Animações de entrada */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Melhorias de acessibilidade */
@media (prefers-reduced-motion: reduce) {
    .fade-in-up,
    .hero::before,
    .offer::before {
        animation: none;
    }
    
    * {
        transition: none !important;
    }
}

/* Estados de foco melhorados */
button:focus,
a:focus,
[role="button"]:focus {
    outline: 2px solid var(--primary-purple);
    outline-offset: 2px;
}

/* Melhorias para leitores de tela */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Otimizações de performance */
.hero-image img,
.content-image img,
.problem-icon img {
    will-change: transform;
}

/* Melhorias para impressão */
@media print {
    .hero::before,
    .offer::before,
    .fade-in-up {
        display: none;
    }
    
    .cta-button {
        background: var(--dark-gray) !important;
        color: var(--white) !important;
    }
}