/* Modern CSS Reset and Base Styles for 2025 */
:root {
    /* Color Palette */
    --primary-color: #8e44ad;
    --secondary-color: #f1c40f;
    --gradient-start: #f1c40f;
    --gradient-middle: #e74c3c;
    --gradient-end: #8e44ad;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --text-color: #333333;
    --text-light: #7f8c8d;
    --success-color: #2ecc71;
    --warning-color: #e67e22;
    --error-color: #e74c3c;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Design Tokens */
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --box-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Typography */
    --font-family-sans: 'Poppins', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: 'Montserrat', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    
    /* Container */
    --container-max-width: 1200px;
    --container-padding: 1.5rem;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    line-height: 1.6;
}

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

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    z-index: 9999;
    transition: var(--transition);
}

.skip-link:focus {
    top: 6px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: 700;
    margin-bottom: var(--space-4);
    line-height: 1.3;
    color: var(--dark-color);
}

h1 {
    font-size: clamp(2rem, 5vw, var(--font-size-5xl));
}

h2 {
    font-size: clamp(1.5rem, 4vw, var(--font-size-4xl));
}

h3 {
    font-size: clamp(1.25rem, 3vw, var(--font-size-2xl));
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

p {
    margin-bottom: var(--space-4);
    line-height: 1.7;
}

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

a:hover,
a:focus {
    color: var(--secondary-color);
    outline: none;
}

a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

ul, ol {
    list-style: none;
}

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

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* Sections */
section {
    padding: var(--space-20) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-12);
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    margin: var(--space-4) auto var(--space-8);
    border-radius: 2px;
}

/* Modern Button System */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: var(--font-size-base);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    min-height: 44px; /* Accessibility: minimum touch target */
}

.btn::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);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    box-shadow: var(--box-shadow);
}

.btn-primary:hover,
.btn-primary:focus {
    background: linear-gradient(135deg, var(--gradient-end), var(--gradient-start));
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-lg);
}

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

.btn-secondary:hover,
.btn-secondary:focus {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-lg);
}

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

.btn-outline:hover,
.btn-outline:focus {
    background-color: var(--light-color);
    color: var(--primary-color);
}

.btn-full {
    width: 100%;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Header with Modern Sticky Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: var(--box-shadow);
    padding: var(--space-4) 0;
    transition: var(--transition);
}

.header.scrolled {
    padding: var(--space-2) 0;
    background-color: rgba(255, 255, 255, 0.98);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
}

.logo {
    height: 60px;
    width: auto;
    transition: var(--transition);
}

.header.scrolled .logo {
    height: 50px;
}

/* Modern Navigation */
.main-nav ul {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.main-nav ul li a {
    color: var(--dark-color);
    font-weight: 500;
    padding: var(--space-2) var(--space-3);
    position: relative;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    transition: var(--transition);
    transform: translateX(-50%);
}

.main-nav ul li a:hover::after,
.main-nav ul li a:focus::after {
    width: 80%;
}

.main-nav ul li a:hover,
.main-nav ul li a:focus {
    background-color: rgba(142, 68, 173, 0.1);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    background: none;
    border: none;
    padding: var(--space-2);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.mobile-menu-toggle:hover,
.mobile-menu-toggle:focus {
    background-color: rgba(142, 68, 173, 0.1);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    margin: 2px 0;
    border-radius: 3px;
    transition: var(--transition);
}

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

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section with Modern Design */
.hero {
    padding: calc(var(--space-24) + 60px) 0 var(--space-20);
    background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(255,255,255,0.7) 100%);
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(241,196,15,0.1) 0%, rgba(142,68,173,0.1) 100%);
    z-index: -1;
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-content {
    max-width: 800px;
}

.hero-content.centered {
    text-align: center;
}

.hero-content h1 {
    margin-bottom: var(--space-6);
    color: var(--dark-color);
    font-weight: 800;
}

.hero-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-8);
    color: var(--text-light);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* Sobre Section */
.sobre {
    background-color: var(--white);
}

.sobre-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.sobre-text h3 {
    color: var(--primary-color);
    margin-bottom: var(--space-6);
}

.sobre-valores {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.valor {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
}

.valor:hover {
    background-color: var(--gray-50);
    transform: translateX(4px);
}

.valor i {
    color: var(--success-color);
    font-size: var(--font-size-lg);
}

.sobre-image {
    position: relative;
}

.image-container {
    position: relative;
}

.aline-photo {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-lg);
}

.image-quote {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background-color: var(--white);
    padding: var(--space-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-xl);
    max-width: 300px;
}

.image-quote blockquote p {
    font-style: italic;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: var(--space-2);
    font-size: var(--font-size-sm);
}

.image-quote cite {
    font-size: var(--font-size-xs);
    color: var(--text-light);
    font-style: normal;
}

/* Serviços Section with Modern Grid */
.servicos {
    background-color: var(--gray-50);
}

.servicos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

.servico-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-8);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.servico-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
    transform: scaleX(0);
    transition: var(--transition);
}

.servico-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-xl);
}

.servico-card:hover::before {
    transform: scaleX(1);
}

.servico-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-6);
    transition: var(--transition);
}

.servico-card:hover .servico-icon {
    transform: scale(1.1) rotate(5deg);
}

.servico-icon i {
    font-size: var(--font-size-2xl);
    color: white;
}

.servico-card h3 {
    color: var(--primary-color);
    margin-bottom: var(--space-4);
}

.servico-card ul {
    margin-top: var(--space-4);
}

.servico-card ul li {
    position: relative;
    padding-left: var(--space-6);
    margin-bottom: var(--space-2);
    color: var(--text-light);
}

.servico-card ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

/* Processo Section with Modern Timeline */
.processo {
    background-color: var(--white);
}

.processo-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.processo-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50px;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--gradient-start), var(--gradient-end));
    border-radius: 2px;
}

.processo-item {
    display: flex;
    margin-bottom: var(--space-12);
    position: relative;
}

.processo-item:last-child {
    margin-bottom: 0;
}

.processo-numero {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: var(--font-size-xl);
    margin-right: var(--space-8);
    z-index: 1;
    box-shadow: var(--box-shadow-lg);
    transition: var(--transition);
}

.processo-item:hover .processo-numero {
    transform: scale(1.1);
}

.processo-content {
    flex: 1;
    background-color: var(--gray-50);
    padding: var(--space-6);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.processo-item:hover .processo-content {
    background-color: var(--white);
    transform: translateX(8px);
    box-shadow: var(--box-shadow-lg);
}

.processo-content h3 {
    color: var(--primary-color);
    margin-bottom: var(--space-3);
}

/* Resultados Section */
.resultados {
    background-color: var(--gray-50);
}

.resultados-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-16);
}

.resultado-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-8);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    border: 1px solid var(--gray-200);
    position: relative;
    overflow: hidden;
}

.resultado-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
}

.resultado-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-xl);
}

.resultado-numero {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-4);
    display: block;
}

.resultado-explicacao {
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid var(--gray-200);
}

.resultado-explicacao p {
    font-size: var(--font-size-sm);
    color: var(--text-light);
    margin-bottom: 0;
}

/* Depoimentos */
.depoimentos {
    margin-top: var(--space-16);
}

.depoimentos h3 {
    text-align: center;
    margin-bottom: var(--space-8);
    color: var(--primary-color);
}

.depoimentos-slider {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.depoimento {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--space-8);
    box-shadow: var(--box-shadow-lg);
    margin-bottom: var(--space-4);
    border: 1px solid var(--gray-200);
    transition: var(--transition);
}

.depoimento:hover {
    box-shadow: var(--box-shadow-xl);
}

.depoimento-texto blockquote p {
    font-style: italic;
    margin-bottom: var(--space-6);
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--text-color);
}

.depoimento-autor {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.depoimento-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: var(--font-size-xl);
}

.depoimento-info h4 {
    margin-bottom: var(--space-1);
    color: var(--primary-color);
}

.depoimento-info p {
    color: var(--text-light);
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

.depoimentos-nav {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    margin-top: var(--space-8);
}

.depoimentos-nav button {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: var(--white);
    border: 2px solid var(--gray-200);
    box-shadow: var(--box-shadow);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
}

.depoimentos-nav button:hover,
.depoimentos-nav button:focus {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: scale(1.1);
}

/* Contato Section */
.contato {
    background-color: var(--white);
}

.contato-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
}

.contato-form {
    background-color: var(--gray-50);
    padding: var(--space-8);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--gray-200);
}

.contato-form h3 {
    margin-bottom: var(--space-6);
    color: var(--primary-color);
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius);
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
    transition: var(--transition);
    background-color: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(142, 68, 173, 0.1);
}

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

.contato-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
}

.contato-card {
    background-color: var(--gray-50);
    padding: var(--space-8);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    border: 1px solid var(--gray-200);
}

.contato-card h3 {
    margin-bottom: var(--space-6);
    color: var(--primary-color);
}

.contato-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--space-4);
    gap: var(--space-3);
}

.contato-item i {
    color: var(--primary-color);
    font-size: var(--font-size-lg);
    margin-top: var(--space-1);
}

.contato-social {
    display: flex;
    gap: var(--space-4);
    margin-top: var(--space-6);
}

.contato-social a {
    width: 50px;
    height: 50px;
    background-color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 2px solid var(--gray-200);
}

.contato-social a:hover,
.contato-social a:focus {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-lg);
    border-color: var(--primary-color);
}

.contato-cta {
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    padding: var(--space-8);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-lg);
    color: white;
    text-align: center;
}

.contato-cta h3 {
    color: white;
    margin-bottom: var(--space-4);
}

.contato-cta p {
    margin-bottom: var(--space-6);
    opacity: 0.9;
}

.contato-cta .btn-secondary {
    border-color: white;
    color: white;
    background-color: rgba(255, 255, 255, 0.1);
}

.contato-cta .btn-secondary:hover,
.contato-cta .btn-secondary:focus {
    background-color: white;
    color: var(--primary-color);
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--light-color);
    padding: var(--space-16) 0 var(--space-8);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

.footer-logo img {
    height: 60px;
    margin-bottom: var(--space-4);
    filter: brightness(0) invert(1);
}

.footer-logo p {
    opacity: 0.8;
    font-size: var(--font-size-sm);
}

.footer h4 {
    color: white;
    margin-bottom: var(--space-6);
    position: relative;
    font-size: var(--font-size-lg);
}

.footer h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background: linear-gradient(to right, var(--gradient-start), var(--gradient-end));
}

.footer ul li {
    margin-bottom: var(--space-3);
}

.footer ul li a {
    color: var(--light-color);
    opacity: 0.8;
    transition: var(--transition);
    font-size: var(--font-size-sm);
}

.footer ul li a:hover,
.footer ul li a:focus {
    color: var(--secondary-color);
    opacity: 1;
}

.footer-contact p {
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-2);
    opacity: 0.8;
}

.footer-social {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-6);
}

.footer-social a {
    width: 45px;
    height: 45px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--light-color);
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-bottom p {
    margin-bottom: 0;
    font-size: var(--font-size-sm);
    opacity: 0.8;
}

.footer-legal {
    display: flex;
    gap: var(--space-6);
}

.footer-legal a {
    font-size: var(--font-size-sm);
    opacity: 0.8;
    transition: var(--transition);
}

.footer-legal a:hover,
.footer-legal a:focus {
    opacity: 1;
    color: var(--secondary-color);
}

/* Pop-up Modern Design */
.popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: var(--space-4);
}

.popup.show {
    display: flex;
}

.popup-content {
    background-color: var(--white);
    padding: var(--space-8);
    border-radius: var(--border-radius-xl);
    max-width: 500px;
    width: 100%;
    position: relative;
    box-shadow: var(--box-shadow-xl);
    animation: popupSlideIn 0.3s ease-out;
}

@keyframes popupSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.popup-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    cursor: pointer;
    color: var(--text-light);
    transition: var(--transition);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.popup-close:hover,
.popup-close:focus {
    background-color: var(--gray-100);
    color: var(--dark-color);
}

.popup-content h3 {
    color: var(--primary-color);
    margin-bottom: var(--space-2);
}

.popup-content h4 {
    color: var(--dark-color);
    margin-bottom: var(--space-4);
    font-size: var(--font-size-lg);
}

.popup-content p {
    margin-bottom: var(--space-6);
    color: var(--text-light);
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: var(--space-8);
    right: var(--space-8);
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: var(--box-shadow-lg);
    transition: var(--transition);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover,
.back-to-top:focus {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-xl);
}

.back-to-top i {
    font-size: var(--font-size-lg);
}

/* Responsive Design for 2025 */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--space-6);
    }
    
    .sobre-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
    
    .contato-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }
}

@media (max-width: 768px) {
    :root {
        --container-padding: 1rem;
    }
    
    section {
        padding: var(--space-16) 0;
    }
    
    .main-nav ul {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero {
        padding: calc(var(--space-20) + 60px) 0 var(--space-16);
        min-height: auto;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }
    
    .sobre-valores {
        grid-template-columns: 1fr;
    }
    
    .servicos-grid {
        grid-template-columns: 1fr;
    }
    
    .resultados-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .processo-timeline::before {
        left: 30px;
    }
    
    .processo-numero {
        width: 50px;
        height: 50px;
        margin-right: var(--space-6);
    }
    
    .image-quote {
        position: static;
        margin-top: var(--space-6);
        max-width: none;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .back-to-top {
        bottom: var(--space-6);
        right: var(--space-6);
        width: 50px;
        height: 50px;
    }
}

@media (max-width: 480px) {
    .popup-content {
        padding: var(--space-6);
        margin: var(--space-4);
    }
    
    .resultados-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-content p {
        font-size: var(--font-size-base);
    }
    
    .btn {
        padding: var(--space-4) var(--space-6);
        font-size: var(--font-size-sm);
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
        --box-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
        --box-shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.3);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Print styles */
@media print {
    .header,
    .popup,
    .back-to-top,
    .contato-social,
    .footer-social {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
    
    .servico-card,
    .resultado-card,
    .depoimento {
        page-break-inside: avoid;
    }
}