/* --- 1. DESIGN SYSTEM MATEMÁTICO E HARMÔNICO (herdado do dashboard.css para consistência) --- */
:root {
    /* Cores Neutras */
    --color-white: #ffffff;
    --color-neutral-50: #fafbfc;
    --color-neutral-100: #f4f6f8;
    --color-neutral-200: #e4e7eb;
    --color-neutral-300: #d1d5db;
    --color-neutral-400: #9ca3af;
    --color-neutral-500: #6b7280;
    --color-neutral-600: #4b5563;
    --color-neutral-700: #374151;
    --color-neutral-800: #1f2937;
    --color-neutral-900: #111827;
    
    /* Cores Primárias (Azul) */
    --color-primary-50: #eff6ff;
    --color-primary-100: #dbeafe;
    --color-primary-200: #bfdbfe;
    --color-primary-300: #93c5fd;
    --color-primary-400: #60a5fa;
    --color-primary-500: #3b82f6; /* Azul primário forte */
    --color-primary-600: #2563eb;
    --color-primary-700: #1d4ed8;
    --color-primary-800: #1e40af;
    --color-primary-900: #1e3a8a;
    
    /* Cores de Status */
    --color-success-50: #ecfdf5;
    --color-success-500: #10b981;
    --color-success-600: #059669;
    --color-success-700: #047857;
    
    --color-warning-50: #fffbeb;
    --color-warning-500: #f59e0b;
    --color-warning-600: #d97706;
    
    --color-danger-50: #fef2f2;
    --color-danger-500: #ef4444;
    --color-danger-600: #dc2626;
    --color-danger-700: #b91c1c;
    
    --color-info-50: #f0f9ff;
    --color-info-500: #06b6d4;
    --color-info-600: #0891b2;

    /* Sombras */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);

    /* Espaçamento */
    --space-px: 1px;
    --space-0: 0;
    --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;

    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.125rem;
    --radius-base: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;

    /* Transições */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);

    /* Tipografia */
    --font-family-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    --font-family-display: 'Exo 2', sans-serif; /* Nova fonte para títulos */
    
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-6xl: 3.75rem; /* Adicionado para títulos maiores */
    
    --font-thin: 100;
    --font-light: 300;
    --font-normal: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;
    --font-black: 900;

    --leading-none: 1;
    --leading-tight: 1.25;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 2;

    /* Z-index */
    --z-0: 0;
    --z-10: 10;
    --z-20: 20;
    --z-30: 30;
    --z-40: 40;
    --z-50: 50;
    --z-sticky: 1020;

    /* Dark Mode Colors (Default Light Mode values) */
    --body-bg: var(--color-white);
    --text-color: var(--color-neutral-800);
    --header-bg: rgba(255, 255, 255, 0.95);
    --header-border: var(--color-neutral-200);
    --logo-color: var(--color-primary-700);
    --nav-link-color: var(--color-neutral-700);
    --nav-link-hover-color: var(--color-primary-600);
    --section-bg-odd: var(--color-neutral-50);
    --section-bg-even: var(--color-white);
    --heading-color: var(--color-neutral-900);
    --subtitle-color: var(--color-neutral-600);
    --service-item-bg: var(--color-white);
    --service-item-border: var(--color-neutral-200);
    --testimonial-card-bg: var(--color-neutral-50);
    --testimonial-card-border: var(--color-neutral-200);
    --testimonial-text-color: var(--color-neutral-700);
    --footer-bg: var(--color-neutral-900);
    --footer-text-color: var(--color-neutral-400);
    --footer-heading-color: var(--color-white);
    --footer-link-color: var(--color-neutral-400);
    --footer-link-hover-color: var(--color-primary-400);
    --contact-info-simplified-bg: rgba(255, 255, 255, 0.1); /* Frosted effect base */
    --contact-info-simplified-border: rgba(255, 255, 255, 0.2);
    --contact-info-text-color: var(--color-primary-100);
    --contact-info-icon-color: var(--color-white);
    --contact-info-link-hover-color: var(--color-white);
}

/* Dark Mode Variables */
body.dark-mode {
    --body-bg: var(--color-neutral-900);
    --text-color: var(--color-neutral-100);
    --header-bg: rgba(17, 24, 39, 0.95); /* Darker, slightly transparent */
    --header-border: var(--color-neutral-700);
    --logo-color: var(--color-primary-400); /* Lighter primary */
    --nav-link-color: var(--color-neutral-300);
    --nav-link-hover-color: var(--color-primary-400);
    --section-bg-odd: var(--color-neutral-800);
    --section-bg-even: var(--color-neutral-900);
    --heading-color: var(--color-white);
    --subtitle-color: var(--color-neutral-300);
    --service-item-bg: var(--color-neutral-800);
    --service-item-border: var(--color-neutral-700);
    --testimonial-card-bg: var(--color-neutral-800);
    --testimonial-card-border: var(--color-neutral-700);
    --testimonial-text-color: var(--color-neutral-300);
    --footer-bg: var(--color-neutral-900); /* Keeps footer dark */
    --footer-text-color: var(--color-neutral-500);
    --footer-heading-color: var(--color-neutral-100);
    --footer-link-color: var(--color-neutral-500);
    --footer-link-hover-color: var(--color-primary-300);
    --contact-info-simplified-bg: rgba(0, 0, 0, 0.2); /* Darker frosted effect */
    --contact-info-simplified-border: rgba(255, 255, 255, 0.1);
    --contact-info-text-color: var(--color-primary-200);
    --contact-info-icon-color: var(--color-primary-50);
    --contact-info-link-hover-color: var(--color-primary-50);
}

/* --- 2. RESET GERAL --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    line-height: var(--leading-normal);
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-family-sans);
    font-weight: var(--font-normal);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    color: var(--text-color); /* Usando variável */
    background-color: var(--body-bg); /* Usando variável */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    transition: background-color var(--transition-base), color var(--transition-base); /* Smooth theme transition */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* --- 3. BOTÕES (adaptados do dashboard.css) --- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-5) var(--space-10);
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-500));
    color: var(--color-white);
    border: none;
    border-radius: var(--radius-2xl);
    font-weight: var(--font-bold);
    font-size: var(--text-lg);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-lg);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    overflow: hidden;
    z-index: 1; /* Para o ::before funcionar corretamente */
}

.btn-primary::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: left var(--transition-slow);
    z-index: -1; /* Fica abaixo do conteúdo do botão */
}

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

.btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-700), var(--color-primary-600));
    transform: translateY(-var(--space-1));
    box-shadow: var(--shadow-xl);
}

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

.btn-primary-small {
    padding: var(--space-3) var(--space-6);
    font-size: var(--text-sm);
    border-radius: var(--radius-xl);
    font-weight: var(--font-semibold);
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-400));
    box-shadow: var(--shadow-md);
}

.btn-primary-small:hover {
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-500));
    transform: translateY(-var(--space-1));
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-8);
    background: var(--color-white);
    color: var(--color-primary-600);
    border: 2px solid var(--color-primary-500);
    border-radius: var(--radius-2xl);
    font-weight: var(--font-semibold);
    font-size: var(--text-base);
    cursor: pointer;
    text-decoration: none;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.btn-secondary:hover {
    background: var(--color-primary-50);
    color: var(--color-primary-700);
    border-color: var(--color-primary-600);
    transform: translateY(-var(--space-1));
    box-shadow: var(--shadow-lg);
}

/* Dark mode specific button styles */
body.dark-mode .btn-secondary {
    background: var(--color-neutral-700);
    color: var(--color-primary-300);
    border-color: var(--color-primary-500);
    box-shadow: var(--shadow-md);
}

body.dark-mode .btn-secondary:hover {
    background: var(--color-neutral-600);
    color: var(--color-primary-200);
    border-color: var(--color-primary-400);
}

/* --- 4. ANIMAÇÕES --- */
@keyframes pulse {
    0% { transform: scale(1); box-shadow: var(--shadow-lg); }
    50% { transform: scale(1.03); box-shadow: var(--shadow-xl); }
    100% { transform: scale(1); box-shadow: var(--shadow-lg); }
}

.pulse-animation {
    animation: pulse 2s infinite ease-in-out;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

/* --- 5. HEADER --- */
.main-header {
    background: var(--header-bg); /* Usando variável */
    backdrop-filter: blur(12px) saturate(180%); /* Mais forte */
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    padding: var(--space-4) 0;
    border-bottom: 1px solid var(--header-border); /* Usando variável */
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

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

.logo {
    font-family: var(--font-family-display); /* Usando nova fonte para o logo */
    font-size: var(--text-2xl);
    font-weight: var(--font-black);
    color: var(--logo-color); /* Usando variável */
    letter-spacing: 0.05em;
    text-transform: uppercase;
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-400));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.main-nav {
    display: flex;
    align-items: center;
}

.main-nav a {
    color: var(--nav-link-color); /* Usando variável */
    text-decoration: none;
    font-weight: var(--font-medium);
    margin-left: var(--space-8);
    transition: color var(--transition-fast);
}

.main-nav a:hover {
    color: var(--nav-link-hover-color); /* Usando variável */
}

.main-nav .login-button {
    background: linear-gradient(135deg, var(--color-neutral-700), var(--color-neutral-600));
    color: var(--color-white);
    border: none;
    box-shadow: var(--shadow-md);
}

.main-nav .login-button:hover {
    background: linear-gradient(135deg, var(--color-neutral-800), var(--color-neutral-700));
    transform: translateY(-var(--space-1));
    box-shadow: var(--shadow-lg);
}

body.dark-mode .main-nav .login-button {
    background: linear-gradient(135deg, var(--color-neutral-600), var(--color-neutral-500));
    color: var(--color-white);
}

body.dark-mode .main-nav .login-button:hover {
    background: linear-gradient(135deg, var(--color-neutral-700), var(--color-neutral-600));
}


.main-nav .btn-primary-small {
    margin-left: var(--space-10);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: var(--text-xl);
    color: var(--color-primary-700);
    cursor: pointer;
    margin-left: var(--space-4); /* Espaço entre toggle e dark mode button */
}

body.dark-mode .menu-toggle {
    color: var(--color-primary-300);
}

.dark-mode-toggle {
    background: none;
    border: none;
    font-size: var(--text-xl);
    color: var(--color-neutral-600); /* Default light mode color */
    cursor: pointer;
    transition: color var(--transition-fast);
}

body.dark-mode .dark-mode-toggle {
    color: var(--color-primary-300); /* Dark mode color */
}

/* --- 6. HERO SECTION --- */
.hero-section {
    background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
    background-size: 400% 400%; /* For animated gradient */
    animation: gradientShift 15s ease infinite; /* Animated gradient */
    padding: var(--space-20) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    transition: background-color var(--transition-base); /* Smooth theme transition */
}

body.dark-mode .hero-section {
    background: linear-gradient(135deg, var(--color-neutral-800) 0%, var(--color-neutral-900) 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}

.hero-section .container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-16);
}

.hero-content {
    max-width: 800px;
    z-index: var(--z-10);
}

.hero-content h1 {
    font-family: var(--font-family-display); /* Usando nova fonte para títulos */
    font-size: var(--text-6xl); /* Tamanho maior */
    font-weight: var(--font-extrabold);
    color: var(--heading-color); /* Usando variável */
    margin-bottom: var(--space-6);
    line-height: var(--leading-tight);
}

.hero-content .subtitle {
    font-size: var(--text-xl);
    color: var(--subtitle-color); /* Usando variável */
    margin-bottom: var(--space-10);
    line-height: var(--leading-relaxed);
}

.hero-image img {
    max-width: 30%; /* Ajuste o tamanho da imagem conforme necessário */
    height: auto;
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-2xl);
    filter: brightness(0.95); /* Leve ajuste para escurecer a imagem */
    transition: filter var(--transition-base);
}

body.dark-mode .hero-image img {
    filter: brightness(0.7); /* Mais escuro em dark mode */
}

.trust-indicators {
    margin-top: var(--space-10);
    display: flex;
    gap: var(--space-8);
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.trust-indicators p {
    font-size: var(--text-base);
    font-weight: var(--font-medium);
    color: var(--subtitle-color); /* Usando variável */
}

.trust-indicators i {
    color: var(--color-warning-500);
    margin-right: var(--space-2);
}

/* --- 7. SEÇÕES GERAIS --- */
section {
    padding: var(--space-20) 0;
    text-align: center;
    transition: background-color var(--transition-base); /* Smooth theme transition */
}

section:nth-of-type(even) { /* Sections like Services, Testimonials */
    background-color: var(--section-bg-odd); /* Usando variável */
}

section:nth-of-type(odd) { /* Sections like Hero, Why Us, Contact */
    background-color: var(--section-bg-even); /* Usando variável */
}

/* Override for specific sections with hardcoded gradients */
.hero-section,
.why-us-section,
.simplified-contact-section {
    background: transparent; /* Reset for sections with specific gradients */
}
/* Re-apply the specific gradients with variables where possible */
.hero-section {
    background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
}
body.dark-mode .hero-section {
    background: linear-gradient(135deg, var(--color-neutral-800) 0%, var(--color-neutral-900) 100%);
}

.why-us-section {
    background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
}
body.dark-mode .why-us-section {
    background: linear-gradient(135deg, var(--color-neutral-800) 0%, var(--color-neutral-900) 100%);
}

.simplified-contact-section {
    background: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-primary-700) 100%);
}
body.dark-mode .simplified-contact-section {
    background: linear-gradient(135deg, var(--color-primary-800) 0%, var(--color-primary-900) 100%);
}


section h2 {
    font-family: var(--font-family-display); /* Usando nova fonte para títulos */
    font-size: var(--text-4xl);
    font-weight: var(--font-bold);
    color: var(--heading-color); /* Usando variável */
    margin-bottom: var(--space-6);
}

section .section-description {
    font-size: var(--text-lg);
    color: var(--subtitle-color); /* Usando variável */
    margin-bottom: var(--space-12);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* --- 8. SERVICES SECTION --- */
.services-section {
    /* Background definido por section:nth-of-type(even) */
}

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

.service-item {
    background: var(--service-item-bg); /* Usando variável */
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--service-item-border); /* Usando variável */
    transition: all var(--transition-base);
    position: relative; /* Para o pseudo-elemento glow */
    overflow: hidden;
}

.service-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(var(--color-primary-500-rgb), 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-base), transform var(--transition-base);
    transform: scale(0);
    z-index: 0;
}

.service-item:hover::before {
    opacity: 1;
    transform: scale(1);
}

.service-item:hover {
    transform: translateY(-var(--space-2));
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-300);
    z-index: 1; /* Garantir que o hover fique acima dos outros */
}

.service-item h3, .service-item p, .service-icon {
    position: relative;
    z-index: 2; /* Manter conteúdo acima do glow */
}

.service-icon {
    font-size: var(--text-5xl);
    color: var(--color-primary-500);
    margin-bottom: var(--space-6);
}

.service-item h3 {
    font-size: var(--text-xl);
    font-weight: var(--font-semibold);
    color: var(--heading-color); /* Usando variável */
    margin-bottom: var(--space-4);
}

.service-item p {
    font-size: var(--text-base);
    color: var(--subtitle-color); /* Usando variável */
    line-height: var(--leading-relaxed);
}

/* --- 9. WHY US SECTION --- */
.why-us-section {
    /* Background definido por section:nth-of-type(odd) e overridden by specific gradient */
}

.why-us-section .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    text-align: left;
    gap: var(--space-16);
}

.why-us-content {
    flex: 1;
    min-width: 300px;
    max-width: 600px;
}

.why-us-content h2 {
    text-align: left;
    color: var(--heading-color); /* Usando variável */
}

.why-us-content .section-description {
    text-align: left;
    margin-left: 0;
    margin-right: 0;
    color: var(--subtitle-color); /* Usando variável */
}

.why-us-content ul {
    list-style: none;
    padding: 0;
    margin-bottom: var(--space-10);
}

.why-us-content li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    font-size: var(--text-lg);
    color: var(--text-color); /* Usando variável */
    margin-bottom: var(--space-6);
    line-height: var(--leading-tight);
}

.why-us-content li:last-child {
    margin-bottom: 0;
}

.check-icon {
    color: var(--color-success-500);
    font-size: var(--text-xl);
    flex-shrink: 0;
    margin-top: 2px;
}

.why-us-image {
    flex: 1;
    display: flex;
    justify-content: center;
    min-width: 300px;
}

.why-us-image img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-3xl);
    box-shadow: var(--shadow-2xl);
    filter: saturate(1.1); /* Um pouco mais vibrante */
    transition: filter var(--transition-base);
}

body.dark-mode .why-us-image img {
    filter: saturate(1.2) brightness(0.8);
}

/* --- 10. TESTIMONIALS SECTION --- */
.testimonials-section {
    /* Background definido por section:nth-of-type(even) */
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--space-8);
}

.testimonial-card {
    background: var(--testimonial-card-bg); /* Usando variável */
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--testimonial-card-border); /* Usando variável */
    text-align: center;
    transition: all var(--transition-base);
    backdrop-filter: blur(5px); /* Glassmorphism leve */
    -webkit-backdrop-filter: blur(5px);
}

.testimonial-card:hover {
    transform: translateY(-var(--space-1));
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-200);
}

.testimonial-card .stars {
    color: var(--color-warning-500);
    margin-bottom: var(--space-4);
    font-size: var(--text-lg);
}

.testimonial-card p {
    font-size: var(--text-base);
    color: var(--testimonial-text-color); /* Usando variável */
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-6);
    font-style: italic;
}

.testimonial-card .client-name {
    font-weight: var(--font-semibold);
    color: var(--heading-color); /* Usando variável */
    font-size: var(--text-sm);
    display: block;
    margin-top: var(--space-4);
}

/* --- 11. SIMPLIFIED CONTACT SECTION (NO FORM) --- */
.simplified-contact-section {
    /* Background definido por section:nth-of-type(odd) and overridden by specific gradient */
    color: var(--color-white); /* Always white text on this section */
}

.simplified-contact-section h2,
.simplified-contact-section .section-description {
    color: var(--color-white); /* Force white text */
}

.contact-info-simplified {
    max-width: 600px;
    margin: var(--space-10) auto;
    padding: var(--space-10);
    background: var(--contact-info-simplified-bg); /* Usando variável para glassmorphism */
    backdrop-filter: blur(15px) saturate(180%); /* Mais forte para contraste */
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--contact-info-simplified-border); /* Usando variável */
    text-align: left;
    transition: background-color var(--transition-base), border-color var(--transition-base);
}

.contact-info-simplified p {
    font-size: var(--text-lg);
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--contact-info-text-color); /* Usando variável */
}

.contact-info-simplified p:last-child {
    margin-bottom: 0;
}

.contact-info-simplified p i {
    color: var(--contact-info-icon-color); /* Usando variável */
    font-size: var(--text-xl);
}

.contact-info-simplified p a {
    color: var(--contact-info-text-color); /* Usando variável */
    text-decoration: none;
    transition: color var(--transition-fast);
}

.contact-info-simplified p a:hover {
    color: var(--contact-info-link-hover-color); /* Usando variável */
}

.social-links-simplified {
    margin-top: var(--space-8);
    display: flex;
    gap: var(--space-6);
    justify-content: center;
}

.social-links-simplified a {
    color: var(--color-white);
    font-size: var(--text-3xl);
    transition: all var(--transition-fast);
}

.social-links-simplified a:hover {
    color: var(--color-primary-200);
    transform: translateY(-var(--space-1));
}

.whatsapp-large-cta {
    margin-top: var(--space-16);
    padding: var(--space-6) var(--space-12);
    font-size: var(--text-2xl);
    background: #25D366; /* Cor do WhatsApp */
    color: white;
    border-color: #25D366;
    box-shadow: var(--shadow-xl);
    border: none;
    position: relative; /* Para o brilho */
    overflow: hidden;
    z-index: 1;
}

.whatsapp-large-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left var(--transition-slow);
    z-index: -1;
}

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

.whatsapp-large-cta:hover {
    background: #1DA851;
    transform: translateY(-var(--space-2));
    box-shadow: var(--shadow-2xl);
}

/* --- 12. FOOTER --- */
.main-footer {
    background: var(--footer-bg); /* Usando variável */
    color: var(--footer-text-color); /* Usando variável */
    padding: var(--space-16) 0 var(--space-8) 0;
    font-size: var(--text-sm);
    transition: background-color var(--transition-base), color var(--transition-base);
}

.main-footer .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: var(--space-10);
}

.footer-col {
    flex: 1;
    min-width: 200px;
    max-width: 300px;
}

.footer-col h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--footer-heading-color); /* Usando variável */
    margin-bottom: var(--space-6);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-col p,
.footer-col ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.footer-col p {
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.footer-col p i {
    color: var(--color-primary-500);
}

.footer-col ul li {
    margin-bottom: var(--space-2);
}

.footer-col ul li a {
    color: var(--footer-link-color); /* Usando variável */
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-col ul li a:hover {
    color: var(--footer-link-hover-color); /* Usando variável */
}

/* --- RESPONSIVIDADE --- */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: var(--text-5xl); /* Ajustado para 5xl em tablets */
    }
    .hero-content .subtitle {
        font-size: var(--text-lg);
    }
    .services-grid,
    .testimonial-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
    .why-us-section .container {
        flex-direction: column;
        text-align: center;
    }
    .why-us-content {
        max-width: 100%;
        text-align: center;
    }
    .why-us-content h2,
    .why-us-content .section-description {
        text-align: center;
    }
    .why-us-content ul {
        align-items: center; /* Centraliza os itens da lista quando em coluna */
    }
    .why-us-content li {
        justify-content: center; /* Centraliza o conteúdo do li */
    }
    /* Contact section in smaller screens */
    .simplified-contact-section .container {
        flex-direction: column;
        align-items: center;
    }
    .contact-info-simplified {
        max-width: 100%;
        text-align: center; /* Centraliza info dentro do bloco */
    }
    .contact-info-simplified p {
        justify-content: center; /* Centraliza ícones e texto dentro do parágrafo */
    }
    .hero-image img {
        max-width: 40%; /* Ajuste maior para tablet */
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
        flex-direction: column;
        width: 100%;
        background: var(--header-bg); /* Usa a variável para consistência */
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        position: absolute;
        top: 100%;
        left: 0;
        box-shadow: var(--shadow-md);
        border-bottom-left-radius: var(--radius-lg);
        border-bottom-right-radius: var(--radius-lg);
        padding: var(--space-4) 0;
    }
    .main-nav.active {
        display: flex;
    }
    .main-nav a {
        margin: var(--space-2) var(--space-6);
        padding: var(--space-3) 0;
        border-bottom: 1px solid var(--header-border); /* Usa a variável */
        color: var(--nav-link-color); /* Usa a variável */
    }
    .main-nav a:last-child {
        border-bottom: none;
        margin-bottom: 0;
    }
    .main-nav .login-button {
        width: calc(100% - var(--space-12));
        margin-left: auto;
        margin-right: auto;
        margin-top: var(--space-4);
        margin-bottom: var(--space-2);
    }
    .main-nav .btn-primary-small {
        margin-left: auto;
        margin-right: auto;
        margin-top: var(--space-2);
        margin-bottom: var(--space-2);
    }
    .menu-toggle {
        display: block;
    }
    .dark-mode-toggle {
        margin-left: var(--space-4); /* Add some space next to the toggle */
    }

    .hero-section {
        padding: var(--space-12) 0;
    }
    .hero-content h1 {
        font-size: var(--text-4xl); /* Ajustado para 4xl em mobile */
    }
    .hero-content .subtitle {
        font-size: var(--text-base);
    }
    .hero-cta {
        padding: var(--space-4) var(--space-8);
        font-size: var(--text-base);
    }
    .trust-indicators {
        flex-direction: column;
        gap: var(--space-4);
        margin-top: var(--space-8);
    }
    .trust-indicators p {
        font-size: var(--text-sm);
    }
    .hero-image img {
        max-width: 60%; /* Ajuste maior para mobile */
    }

    section {
        padding: var(--space-12) 0;
    }
    section h2 {
        font-size: var(--text-3xl);
    }
    section .section-description {
        font-size: var(--text-base);
        margin-bottom: var(--space-8);
    }

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

    .why-us-content li {
        font-size: var(--text-base);
    }
    .why-us-content .btn-primary {
        width: 100%;
        font-size: var(--text-base);
        padding: var(--space-4) var(--space-8);
    }

    .simplified-contact-section {
        padding: var(--space-12) 0;
    }
    .contact-info-simplified {
        padding: var(--space-8);
        margin-top: var(--space-8);
    }
    .contact-info-simplified p {
        font-size: var(--text-sm);
    }
    .contact-info-simplified p i {
        font-size: var(--text-lg);
    }
    .social-links-simplified {
        margin-top: var(--space-6);
    }
    .whatsapp-large-cta {
        margin-top: var(--space-10);
        padding: var(--space-5) var(--space-10);
        font-size: var(--text-lg);
        width: 100%;
    }

    .main-footer .container {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .footer-col {
        min-width: unset;
        width: 100%;
        max-width: 300px;
    }
    .footer-col h3 {
        margin-bottom: var(--space-4);
    }
    .footer-col p, .footer-col ul {
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: var(--text-3xl); /* Ajustado para 3xl em telas muito pequenas */
    }
    .hero-content .subtitle {
        font-size: var(--text-sm);
    }
    .hero-cta {
        font-size: var(--text-sm);
        padding: var(--space-3) var(--space-6);
    }
    section h2 {
        font-size: var(--text-2xl);
    }
    .service-icon {
        font-size: var(--text-4xl);
    }
    .service-item h3 {
        font-size: var(--text-lg);
    }
    .testimonial-card p {
        font-size: var(--text-sm);
    }
    .social-links-simplified {
        justify-content: center;
    }
    .whatsapp-large-cta {
        font-size: var(--text-base);
    }
    .hero-image img {
        max-width: 80%; /* Ajuste maior para mobile muito pequeno */
    }
}

/* Helper to get RGB values from CSS variables (for rgba colors) */
:root {
    --color-primary-500-rgb: 59, 130, 246; /* Corrigido para corresponder a --color-primary-500 */
}