/* --- ROOT VARIABLES --- */
:root {
    --font-family: 'Poppins', sans-serif;

    /* Light Theme */
    --bg-color-light: #f9f9f9;
    --text-color-light: #1a1a1a;
    --primary-color-light: #3b82f6;
    --secondary-color-light: #eef2ff;
    --card-bg-color-light: #ffffff;
    --border-color-light: #e5e7eb;

    /* Dark Theme */
    --bg-color-dark: #121212;
    --text-color-dark: #f5f5f5;
    --primary-color-dark: #60a5fa;
    --secondary-color-dark: #1e293b;
    --card-bg-color-dark: #1e1e1e;
    --border-color-dark: #374151;

    --transition-speed: 0.3s;
}

/* --- THEME SETUP --- */
html.light-theme body {
    --bg-color: var(--bg-color-light);
    --text-color: var(--text-color-light);
    --primary-color: var(--primary-color-light);
    --secondary-color: var(--secondary-color-light);
    --card-bg-color: var(--card-bg-color-light);
    --border-color: var(--border-color-light);
}

html.dark-theme body {
    --bg-color: var(--bg-color-dark);
    --text-color: var(--text-color-dark);
    --primary-color: var(--primary-color-dark);
    --secondary-color: var(--secondary-color-dark);
    --card-bg-color: var(--card-bg-color-dark);
    --border-color: var(--border-color-dark);
}

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

body {
    font-family: var(--font-family);
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

h1, h2, h3, h4 {
    font-weight: 700;
}

h1 {
    font-size: 3rem;
    line-height: 1.2;
}

h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 3rem;
}

p {
    color: #6b7280; /* Neutral color, adjust if needed for dark mode */
}

.dark-theme p {
    color: #9ca3af;
}

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

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

.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 1rem;
}

section {
    padding: 6rem 0;
}

/* --- HEADER & NAV --- */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo {
    font-size: 2.0rem;
    font-weight: 700;
    /* Efeito de degradê no texto */
    background-image: linear-gradient(to right, var(--text-color), #ef4444);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.dark-theme .logo {
    background-image: linear-gradient(to right, var(--text-color), #f87171);
}

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

.lang-toggle {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    background-color: var(--secondary-color);
    padding: 0.25rem;
    border-radius: 6px;
}

.lang-button {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: #6b7280;
    border-radius: 4px;
    transition: background-color 0.2s, color 0.2s;
}

.dark-theme .lang-button {
    color: #9ca3af;
}

.lang-button.active {
    background-color: var(--card-bg-color);
    color: var(--text-color);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

#theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-color);
}

#theme-toggle .ph-sun { display: none; }
#theme-toggle .ph-moon { display: block; }

.dark-theme #theme-toggle .ph-sun { display: block; }
.dark-theme #theme-toggle .ph-moon { display: none; }

/* --- HERO SECTION --- */
#hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    padding-top: 4rem;
    padding-bottom: 8rem;
}

.hero-content h1 {
    margin-bottom: 1rem;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--primary-color);
    color: #fff;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: transform 0.2s, background-color var(--transition-speed);
}
.cta-button:hover {
    transform: translateY(-2px);
}
.cta-button i {
    font-size: 1.5rem;
}

.hero-image img {
    border-radius: 12px;
}

/* --- FEATURES SECTION --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}
.feature-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}
.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}
.dark-theme .feature-card:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.feature-card i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}
.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}


/* --- HOW IT WORKS --- */
#how-it-works {
    background-color: var(--secondary-color);
    /* Usamos margin para criar o espaço externo e padding para o interno */
    margin: 6rem 0;
    padding: 6rem 0;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    text-align: center;
}
.step-card {
    padding: 2rem;
}
.step-card span {
    display: inline-block;
    width: 50px;
    height: 50px;
    line-height: 50px;
    border-radius: 50%;
    background-color: var(--primary-color);
    color: #fff;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}
.step-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}

/* --- EXAMPLE & TESTIMONIALS --- */
.blog-preview-card, .testimonial-card {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}
.dark-theme .blog-preview-card {
    box-shadow: none;
}
.blog-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}
.blog-header h3 {
    font-size: 1.75rem;
    color: var(--text-color);
}
.blog-post-preview h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
}
.blog-post-preview a {
    display: inline-block;
    margin-top: 1rem;
    font-weight: 600;
}

.testimonial-card {
    text-align: center;
}
.testimonial-card blockquote {
    font-size: 1.5rem;
    font-style: italic;
    line-height: 1.6;
    margin-bottom: 1rem;
    color: var(--text-color);
}
.testimonial-card cite {
    font-weight: 600;
}

#testimonials {
    margin-top: -2rem; /* Ajusta o espaço para separar da seção anterior */
}

/* --- PRICING SECTION --- */
.pricing-subtitle {
    text-align: center;
    max-width: 500px;
    margin: -2rem auto 3rem;
    font-size: 1.1rem;
}
.pricing-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: center;
}
.pricing-card {
    background-color: var(--card-bg-color);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: transform 0.3s, box-shadow 0.3s;
}
.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.05);
}
.dark-theme .pricing-card:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}
.pricing-card .card-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
}
.pricing-card h3 {
    font-size: 1.5rem;
    color: var(--text-color);
}
.pricing-card .price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-color);
    margin-top: 0.5rem;
}
.pricing-card .price span {
    font-size: 3rem;
}
.pricing-card .card-body {
    flex-grow: 1;
}
.pricing-card ul {
    list-style: none;
    margin-top: 1.5rem;
}
.pricing-card li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}
.pricing-card li i {
    color: var(--primary-color);
    font-size: 1.25rem;
}
.pricing-card .card-footer {
    margin-top: 2rem;
}
.pricing-card .cta-button {
    width: 100%;
    justify-content: center;
}
.pricing-card .cta-button.secondary {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-color);
}
.pricing-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
}
.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}
.dark-theme .pricing-card.featured:hover {
    box-shadow: 0 10px 20px rgba(0,0,0,0.25);
}

/* --- FOOTER --- */
footer {
    background-color: var(--secondary-color);
    padding: 2rem 0;
    margin-top: 6rem; /* Garante o espaçamento superior */
}
.footer-content {
    /* Adiciona as propriedades do container aqui */
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 1rem;

    display: flex;
    justify-content: space-between;
    align-items: center;
}
.footer-links {
    display: flex;
    gap: 1.5rem;
}

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 992px) {
    #hero {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-image {
        order: -1;
        margin-bottom: 2rem;
    }
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    .pricing-card.featured {
        transform: scale(1); /* Reset scale on smaller screens */
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 2rem; }
    section { padding: 4rem 0; }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}