/* ================================
   RESPONDA+ VENDA+ - Styles
   ================================ */

/* === ROOT VARIABLES === */
:root {
    /* Colors - Official Palette */
    --color-black: #000000;
    --color-orange: #DA6200;
    --color-green: #00FF87;
    --color-gray-main: #C9C9C9;
    --color-gray-secondary: #9AA0A6;
    --color-white: #FFFFFF;
    
    /* Gradients */
    --gradient-orange: linear-gradient(135deg, #DA6200 0%, #FF7A1A 100%);
    --gradient-green: linear-gradient(135deg, #00FF87 0%, #00D97E 100%);
    
    /* Typography */
    --font-montserrat: 'Montserrat', sans-serif;
    --font-inter: 'Inter', sans-serif;
    --font-poppins: 'Poppins', sans-serif;
    
    /* Spacing - COMFORTABLE MODE */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2.5rem;
    --spacing-xl: 3.5rem;
    --spacing-xxl: 5rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-orange: 0 4px 20px rgba(218, 98, 0, 0.4);
    --shadow-green: 0 4px 20px rgba(0, 255, 135, 0.3);
}

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

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

body {
    font-family: var(--font-inter);
    background-color: var(--color-black);
    color: var(--color-gray-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-montserrat);
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.375rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    color: var(--color-gray-main);
    line-height: 1.7;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-normal);
}

a:hover {
    color: var(--color-orange);
}

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

/* === LOGO TRANSPARENCY (IMPORTANT!) === */
/* Remove black background from logo - Multiple techniques for maximum compatibility */
.logo-img,
.footer-logo,
.hero-logo {
    /* Primary method: Screen blend mode removes black */
    mix-blend-mode: screen;
    
    /* Secondary method: Increase brightness and contrast */
    filter: brightness(1.3) contrast(1.15);
    
    /* Ensure transparent background */
    background: transparent !important;
    
    /* Smooth transitions */
    transition: var(--transition-normal);
    
    /* Alternative for older browsers */
    -webkit-filter: brightness(1.3) contrast(1.15);
}

.logo-img:hover,
.footer-logo:hover,
.hero-logo:hover {
    filter: brightness(1.5) contrast(1.2);
    -webkit-filter: brightness(1.5) contrast(1.2);
    transform: scale(1.02);
}

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

.section {
    padding: var(--spacing-xxl) 0;
    position: relative;
}

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

.section-title {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-orange);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1rem;
    color: var(--color-gray-secondary);
    max-width: 600px;
    margin: 0.5rem auto 0;
}

.highlight {
    color: var(--color-orange);
    font-weight: 600;
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-family: var(--font-poppins);
    font-size: 0.9375rem;
    font-weight: 600;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-normal);
    text-align: center;
}

.btn-primary {
    background: var(--gradient-orange);
    color: var(--color-white);
    box-shadow: var(--shadow-orange);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(218, 98, 0, 0.6);
    color: var(--color-white);
}

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

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

.btn-lg {
    padding: 0.875rem 2rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* === HEADER/NAVIGATION === */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem var(--spacing-md);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-cta .btn {
    white-space: nowrap;
}

.nav-cta .btn i {
    margin-right: 0.5rem;
}

.nav-cta-mobile {
    display: none;
}

.nav-logo {
    background: transparent;
}

.nav-logo .logo-img {
    height: 70px;
    width: auto;
    max-width: none;
    mix-blend-mode: screen;
    filter: brightness(1.2) contrast(1.1);
    background: transparent !important;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--color-gray-main);
    font-weight: 500;
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-orange);
}

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--color-white);
    cursor: pointer;
    background: transparent;
    border: none;
    padding: 0.5rem;
    z-index: 1001;
    transition: var(--transition-fast);
}

.nav-toggle:hover {
    color: var(--color-orange);
}

.nav-toggle:active {
    transform: scale(0.95);
}

/* === HERO SECTION === */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: calc(80px + var(--spacing-md)) var(--spacing-md) var(--spacing-md);
    position: relative;
    background: radial-gradient(circle at 50% 0%, rgba(218, 98, 0, 0.15) 0%, transparent 50%);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 255, 135, 0.1);
    border: 1px solid var(--color-green);
    color: var(--color-green);
    padding: 0.375rem 1.25rem;
    border-radius: 50px;
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    animation: fadeInDown 0.8s ease;
}

.hero-content {
    animation: fadeInUp 1s ease;
}

.hero-logo {
    max-width: 480px;
    width: 100%;
    height: auto;
    margin: 0 auto 0.75rem;
    display: block;
    mix-blend-mode: screen;
    filter: brightness(1.2) contrast(1.1);
    background: transparent !important;
}

.hero-slogan {
    font-size: 1.5rem;
    color: var(--color-green);
    font-weight: 300;
    letter-spacing: 1.5px;
    margin-bottom: var(--spacing-sm);
    text-transform: lowercase;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--color-gray-main);
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    line-height: 1.6;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.stat-item {
    text-align: center;
}

.stat-icon {
    font-size: 1.75rem;
    color: var(--color-orange);
    margin-bottom: 0.25rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-white);
    font-family: var(--font-montserrat);
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--color-gray-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-cta {
    display: flex;
    gap: 0.75rem;
    justify-content: center;
    margin-top: var(--spacing-md);
}

/* === PROBLEMS SECTION === */
.problems {
    background: linear-gradient(180deg, var(--color-black) 0%, #0a0a0a 100%);
}

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

.problem-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 0, 0, 0.2);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
}

.problem-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 0, 0, 0.4);
    box-shadow: 0 8px 32px rgba(255, 0, 0, 0.15);
}

.problem-icon {
    font-size: 2.25rem;
    color: #ff4444;
    margin-bottom: 1rem;
}

.problem-title {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--color-white);
}

.problem-description {
    color: var(--color-gray-secondary);
    line-height: 1.5;
    font-size: 0.9375rem;
}

/* === SOLUTIONS SECTION === */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.solution-card {
    background: rgba(0, 255, 135, 0.05);
    border: 1px solid rgba(0, 255, 135, 0.2);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
}

.solution-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-green);
    box-shadow: var(--shadow-green);
}

.solution-icon {
    font-size: 2.25rem;
    color: var(--color-green);
    margin-bottom: 1rem;
}

.solution-title {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--color-white);
}

.solution-description {
    color: var(--color-gray-secondary);
    line-height: 1.5;
    font-size: 0.9375rem;
}

/* === FEATURES SECTION === */
.features {
    background: radial-gradient(circle at 50% 50%, rgba(218, 98, 0, 0.08) 0%, transparent 70%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-orange);
    box-shadow: var(--shadow-orange);
}

.feature-icon {
    font-size: 2rem;
    color: var(--color-orange);
    margin-bottom: 1rem;
}

.feature-title {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--color-white);
}

.feature-description {
    color: var(--color-gray-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* === USE CASES SECTION === */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.use-case-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: var(--spacing-lg);
    text-align: center;
    transition: var(--transition-normal);
}

.use-case-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-green);
    background: rgba(0, 255, 135, 0.05);
}

.use-case-icon {
    font-size: 2.5rem;
    color: var(--color-green);
    margin-bottom: 1rem;
}

.use-case-title {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--color-white);
}

.use-case-description {
    color: var(--color-gray-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* === DIFFERENTIALS SECTION === */
.differentials {
    background: linear-gradient(180deg, var(--color-black) 0%, #0a0a0a 100%);
}

.differentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.differential-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(218, 98, 0, 0.3);
    border-radius: 12px;
    padding: var(--spacing-lg);
    position: relative;
    transition: var(--transition-normal);
}

.differential-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-orange);
    box-shadow: var(--shadow-orange);
}

.differential-number {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 3rem;
    font-weight: 900;
    color: rgba(218, 98, 0, 0.2);
    font-family: var(--font-montserrat);
}

.differential-icon {
    font-size: 3rem;
    color: var(--color-orange);
    margin-bottom: 1rem;
}

.differential-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--color-white);
}

.differential-description {
    color: var(--color-gray-secondary);
    line-height: 1.6;
}

/* === TESTIMONIALS SECTION === */
.testimonials {
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 135, 0.08) 0%, transparent 70%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: var(--spacing-lg);
    transition: var(--transition-normal);
}

.testimonial-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-green);
    box-shadow: var(--shadow-green);
}

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

.testimonial-avatar {
    font-size: 3rem;
    color: var(--color-green);
}

.testimonial-name {
    font-size: 1.125rem;
    color: var(--color-white);
    margin-bottom: 0.25rem;
}

.testimonial-company {
    font-size: 0.875rem;
    color: var(--color-gray-secondary);
}

.testimonial-rating {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
}

.testimonial-rating i {
    color: var(--color-orange);
    font-size: 1rem;
}

.testimonial-text {
    color: var(--color-gray-main);
    font-style: italic;
    line-height: 1.6;
}

/* === PRICING SECTION === */
.pricing {
    background: linear-gradient(180deg, var(--color-black) 0%, #0a0a0a 100%);
    padding: 3rem 0 !important; /* Padding reduzido para caber em uma página */
}

/* Reduzir espaçamento do header apenas na seção de planos */
.pricing .section-header {
    margin-bottom: 2rem; /* Reduzido de 3.5rem para 2rem */
}

.pricing .section-title {
    font-size: 2rem; /* Reduzido de 2.25rem para 2rem */
    margin-bottom: 0.5rem; /* Reduzido */
}

.pricing .section-subtitle {
    font-size: 0.95rem; /* Ligeiramente menor */
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem; /* Gap reduzido de 2.5rem para 1.5rem */
    margin-bottom: 2rem; /* Margin reduzida de 3.5rem para 2rem */
}

.pricing-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 1.25rem; /* Padding reduzido de 2.5rem para 1.25rem */
    position: relative;
    transition: var(--transition-normal);
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-orange);
}

.pricing-card-popular {
    border: 2px solid var(--color-orange);
    box-shadow: var(--shadow-orange);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-orange);
    color: var(--color-white);
    padding: 0.375rem 1.25rem;
    border-radius: 50px;
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.pricing-header {
    text-align: center;
    margin-bottom: 1rem; /* Reduzido de 2.5rem para 1rem */
}

.pricing-title {
    font-size: 1.5rem;
    margin-bottom: 0.25rem; /* Reduzido de 0.375rem para 0.25rem */
    color: var(--color-white);
}

.pricing-subtitle {
    font-size: 0.9375rem;
    color: var(--color-gray-secondary);
    margin-bottom: 0; /* Sem margem extra */
}

.pricing-price {
    text-align: center;
    margin-bottom: 1rem; /* Reduzido de 2.5rem para 1rem */
    padding: 1rem 0; /* Reduzido de 2.5rem para 1rem */
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.price-value {
    font-size: 2.25rem; /* Reduzido de 2.5rem para 2.25rem */
    font-weight: 900;
    color: var(--color-orange);
    font-family: var(--font-montserrat);
    line-height: 1.1; /* Altura de linha reduzida */
}

.price-period {
    font-size: 1.125rem; /* Reduzido de 1.25rem para 1.125rem */
    color: var(--color-gray-secondary);
}

.price-note {
    font-size: 0.8125rem; /* Reduzido de 0.875rem para 0.8125rem */
    color: var(--color-gray-secondary);
    margin-top: 0.25rem; /* Reduzido de 0.5rem para 0.25rem */
    margin-bottom: 0; /* Sem margem inferior */
}

.price-after {
    font-size: 0.875rem; /* Reduzido de 0.9375rem para 0.875rem */
    color: var(--color-gray-main);
    margin-top: 0.125rem; /* Reduzido de 0.25rem para 0.125rem */
}

.pricing-features {
    margin-bottom: 1rem; /* Reduzido de 2.5rem para 1rem */
}

.pricing-features ul {
    list-style: none;
}

.pricing-features li {
    padding: 0.5rem 0; /* Reduzido de 1rem para 0.5rem */
    color: var(--color-gray-main);
    display: flex;
    align-items: center;
    gap: 0.75rem; /* Reduzido de 1rem para 0.75rem */
    font-size: 0.9rem; /* Fonte ligeiramente menor */
}

.pricing-features i {
    color: var(--color-green);
    font-size: 1rem; /* Reduzido de 1.125rem para 1rem */
}

.pricing-implementation {
    background: rgba(218, 98, 0, 0.1);
    border: 1px solid rgba(218, 98, 0, 0.3);
    border-radius: 8px;
    padding: 1rem; /* Reduzido de 1.5rem para 1rem */
    margin-bottom: 1rem; /* Reduzido de 2.5rem para 1rem */
    text-align: center;
}

.implementation-label {
    font-size: 0.8125rem; /* Reduzido */
    color: var(--color-gray-secondary);
    margin-bottom: 0.25rem; /* Reduzido de 0.5rem para 0.25rem */
}

.implementation-price {
    margin: 0.25rem 0; /* Reduzido de 0.5rem para 0.25rem */
}

.old-price {
    color: var(--color-gray-secondary);
    text-decoration: line-through;
    font-size: 0.875rem; /* Reduzido de 0.9375rem para 0.875rem */
    margin-right: 0.5rem;
}

.new-price {
    color: var(--color-orange);
    font-size: 1.35rem; /* Reduzido de 1.5rem para 1.35rem */
    font-weight: 700;
}

.implementation-note {
    font-size: 0.75rem; /* Reduzido de 0.8125rem para 0.75rem */
    color: var(--color-gray-secondary);
    margin-top: 0.125rem; /* Reduzido de 0.25rem para 0.125rem */
}

.implementation-delivery {
    font-size: 0.8125rem; /* Reduzido de 0.875rem para 0.8125rem */
    color: var(--color-gray-main);
    margin-top: 0.25rem; /* Reduzido de 0.5rem para 0.25rem */
}

.pricing-included {
    max-width: 800px;
    margin: 2rem auto 0; /* Reduzido de 5rem para 2rem */
    background: rgba(0, 255, 135, 0.05);
    border: 1px solid rgba(0, 255, 135, 0.2);
    border-radius: 12px;
    padding: 1.5rem; /* Reduzido de 2.5rem para 1.5rem */
}

.pricing-included h3 {
    text-align: center;
    margin-bottom: 1rem; /* Reduzido de 2.5rem para 1rem */
    color: var(--color-green);
    font-size: 1.25rem; /* Fonte ligeiramente menor */
}

.pricing-included ul {
    list-style: none;
}

.pricing-included li {
    padding: 0.5rem 0; /* Reduzido de 1rem para 0.5rem */
    color: var(--color-gray-main);
    display: flex;
    align-items: center;
    gap: 0.75rem; /* Reduzido de 1rem para 0.75rem */
    font-size: 0.9rem; /* Fonte ligeiramente menor */
}

.pricing-included i {
    color: var(--color-green);
    font-size: 1.125rem; /* Reduzido de 1.25rem para 1.125rem */
}

/* === APPS SECTION === */
.apps {
    background: radial-gradient(circle at 50% 50%, rgba(218, 98, 0, 0.08) 0%, transparent 70%);
}

.apps-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.apps-image {
    text-align: center;
}

.apps-image i {
    font-size: 15rem;
    color: rgba(218, 98, 0, 0.3);
}

.apps-info h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.apps-info p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

.apps-buttons {
    display: flex;
    gap: 1rem;
    margin: 2rem 0;
}

.store-button {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition-normal);
}

.store-button i {
    font-size: 2.5rem;
}

.store-text {
    display: flex;
    flex-direction: column;
    text-align: left;
}

.store-small {
    font-size: 0.75rem;
    color: var(--color-gray-secondary);
}

.store-large {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-white);
}

.store-button:hover:not(.store-disabled) {
    border-color: var(--color-orange);
    transform: translateY(-2px);
}

.store-button-active {
    background: linear-gradient(135deg, rgba(218, 98, 0, 0.2) 0%, rgba(255, 119, 0, 0.2) 100%);
    border-color: var(--color-orange);
    text-decoration: none;
    color: var(--color-white);
}

.store-button-active:hover {
    background: linear-gradient(135deg, rgba(218, 98, 0, 0.3) 0%, rgba(255, 119, 0, 0.3) 100%);
    border-color: var(--color-orange);
    box-shadow: 0 6px 20px rgba(218, 98, 0, 0.4);
}

.store-button-active i {
    color: var(--color-orange);
}

.store-disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.apps-notify {
    font-size: 0.9375rem;
    color: var(--color-gray-main);
    background: rgba(0, 255, 135, 0.1);
    border-left: 3px solid var(--color-green);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    line-height: 1.6;
}

.apps-notify i {
    color: var(--color-green);
    margin-right: 0.5rem;
}

/* === FAQ SECTION === */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: var(--transition-normal);
}

.faq-item:hover {
    border-color: var(--color-orange);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-lg);
    background: transparent;
    border: none;
    color: var(--color-white);
    font-size: 1.125rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    text-align: left;
}

.faq-question:hover {
    color: var(--color-orange);
}

.faq-question i {
    color: var(--color-orange);
    transition: var(--transition-fast);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--color-gray-main);
    line-height: 1.8;
}

/* === CONTACT SECTION === */
.contact {
    background: linear-gradient(180deg, var(--color-black) 0%, #0a0a0a 100%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
}

.contact-info {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: var(--spacing-lg);
}

.contact-info h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    color: var(--color-gray-secondary);
    margin-bottom: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: var(--spacing-lg);
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--color-orange);
    margin-top: 0.25rem;
}

.contact-item h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.contact-item a {
    color: var(--color-gray-main);
    font-size: 0.9375rem;
}

.contact-item a:hover {
    color: var(--color-orange);
}

.contact-social {
    margin-top: var(--spacing-xl);
}

.contact-social h4 {
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: rgba(218, 98, 0, 0.1);
    border: 1px solid var(--color-orange);
    border-radius: 50%;
    color: var(--color-orange);
    font-size: 1.25rem;
    transition: var(--transition-normal);
}

.social-links a:hover {
    background: var(--color-orange);
    color: var(--color-white);
    transform: translateY(-3px);
}

/* === CONTACT FORM === */
.contact-form {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--color-gray-main);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: var(--color-white);
    font-family: var(--font-inter);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-orange);
    background: rgba(255, 255, 255, 0.08);
}

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

.form-note {
    font-size: 0.875rem;
    color: var(--color-gray-secondary);
    margin-bottom: 1.5rem;
    text-align: center;
}

.form-note a {
    color: var(--color-orange);
}

/* === FOOTER === */
.footer {
    background: #000000;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-logo {
    height: 50px;
    width: auto;
    max-width: 250px;
    margin-bottom: 1rem;
}

.footer-description {
    color: var(--color-gray-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(218, 98, 0, 0.1);
    border: 1px solid var(--color-orange);
    border-radius: 50%;
    color: var(--color-orange);
    transition: var(--transition-normal);
}

.footer-social a:hover {
    background: var(--color-orange);
    color: var(--color-white);
    transform: translateY(-3px);
}

.footer-title {
    font-size: 1.125rem;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--color-gray-secondary);
    font-size: 0.9375rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-orange);
    padding-left: 5px;
}

.footer-contact {
    list-style: none;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-contact i {
    color: var(--color-orange);
    font-size: 1.125rem;
}

.footer-contact a {
    color: var(--color-gray-secondary);
    font-size: 0.9375rem;
}

.footer-contact a:hover {
    color: var(--color-orange);
}

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

.footer-bottom p {
    color: var(--color-gray-secondary);
    font-size: 0.875rem;
}

/* === WHATSAPP FLOAT BUTTON === */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #25D366;
    color: var(--color-white);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition-normal);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(37, 211, 102, 0.6);
    color: var(--color-white);
}

/* === BACK TO TOP BUTTON === */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    background: var(--color-orange);
    color: var(--color-white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-orange);
    z-index: 999;
    transition: var(--transition-normal);
}

.back-to-top.show {
    display: flex;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 30px rgba(218, 98, 0, 0.6);
}

/* === ANDROID INSTRUCTIONS MODAL === */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    padding: 1rem;
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
    border: 2px solid rgba(218, 98, 0, 0.3);
    border-radius: 16px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
    animation: slideUp 0.4s ease;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--color-white);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--color-orange);
    transform: rotate(90deg);
}

.modal-header {
    text-align: center;
    padding: 2rem 2rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-header h3 {
    margin-top: 1rem;
    color: var(--color-white);
    font-size: 1.75rem;
}

.modal-body {
    padding: 2rem;
}

.instruction-step {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    background: var(--gradient-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(218, 98, 0, 0.4);
}

.step-content h4 {
    color: var(--color-white);
    margin-bottom: 0.5rem;
    font-size: 1.125rem;
}

.step-content p {
    color: var(--color-gray-main);
    line-height: 1.6;
    margin: 0;
}

.step-content strong {
    color: var(--color-orange);
}

.instruction-warning {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(0, 255, 135, 0.1);
    border-left: 4px solid var(--color-green);
    border-radius: 8px;
    margin-top: 2rem;
}

.instruction-warning i {
    font-size: 1.5rem;
    color: var(--color-green);
    flex-shrink: 0;
}

.instruction-warning strong {
    color: var(--color-green);
}

.instruction-warning div {
    color: var(--color-gray-main);
    line-height: 1.6;
}

.modal-footer {
    padding: 1.5rem 2rem 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.modal-footer .btn {
    min-width: 200px;
}

/* === ANIMATIONS === */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* === SCROLL ANIMATIONS === */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* === RESPONSIVE === */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .apps-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .apps-image i {
        font-size: 10rem;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    
    .section {
        padding: var(--spacing-md) 0;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(10px);
        padding: 2rem;
        transition: left 0.3s ease-in-out;
        z-index: 999;
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0 !important;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .nav-toggle {
        display: block !important;
        position: relative;
        z-index: 1001;
        width: 44px;
        height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-toggle i {
        font-size: 1.5rem;
        pointer-events: none;
    }
    
    .nav-cta {
        display: none;
    }
    
    .nav-cta-mobile {
        display: flex;
        flex-direction: column;
        width: 100%;
        margin-top: 1.5rem;
        gap: 0.75rem;
    }
    
    .nav-cta-mobile .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero {
        min-height: auto;
        padding: calc(70px + 1rem) 0.75rem 1rem;
    }
    
    .hero-logo {
        max-width: 300px;
    }
    
    .hero-slogan {
        font-size: 1.25rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .nav-logo .logo-img {
        height: 50px !important;
        max-width: none !important;
    }
    
    .footer-logo {
        height: 40px !important;
        max-width: 180px !important;
    }
    
    .problems-grid,
    .solutions-grid,
    .features-grid,
    .use-cases-grid,
    .differentials-grid,
    .testimonials-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .apps-buttons {
        flex-direction: column;
    }
    
    .modal-content {
        margin: 1rem;
        max-height: 85vh;
    }
    
    .modal-header {
        padding: 1.5rem 1.5rem 1rem;
    }
    
    .modal-header h3 {
        font-size: 1.5rem;
    }
    
    .modal-body {
        padding: 1.5rem;
    }
    
    .instruction-step {
        gap: 1rem;
        margin-bottom: 1.5rem;
    }
    
    .step-number {
        width: 35px;
        height: 35px;
        font-size: 1.125rem;
    }
    
    .step-content h4 {
        font-size: 1rem;
    }
    
    .step-content p {
        font-size: 0.9375rem;
    }
    
    .instruction-warning {
        flex-direction: column;
        padding: 1rem;
    }
    
    .modal-footer {
        padding: 1rem 1.5rem 1.5rem;
    }
    
    .modal-footer .btn {
        width: 100%;
        min-width: auto;
    }
    
    .whatsapp-float,
    .back-to-top {
        width: 50px;
        height: 50px;
        font-size: 24px;
        bottom: 20px;
    }
    
    .whatsapp-float {
        right: 20px;
    }
    
    .back-to-top {
        left: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }
    
    .hero-logo {
        max-width: 240px;
    }
    
    .stat-value {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }
}

/* === PRINT STYLES === */
@media print {
    .header,
    .whatsapp-float,
    .back-to-top {
        display: none;
    }
}

/* === CHECKOUT BUTTONS === */
.pricing-card .btn {
    font-size: 0.9rem; /* Reduzido de 0.95rem para 0.9rem */
    padding: 0.875rem 1.25rem; /* Reduzido de 1rem 1.5rem para 0.875rem 1.25rem */
    transition: all var(--transition-normal);
}

.pricing-card .btn i {
    margin-right: 0.5rem;
}

.pricing-card .btn-primary:active,
.pricing-card .btn-secondary:active {
    transform: translateY(0);
}

.pricing-card .btn-block + .btn-block {
    margin-top: 0.75rem;
}

/* Loading overlay animations */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}