/* 
   TRIVI HAIR - Landing Page CSS
   Desenvolvido para o público feminino de alta renda
   Foco em elegância, sofisticação e confiança
*/

/* ===== RESET E CONFIGURAÇÕES GERAIS ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Paleta de cores atualizada */
    --primary: #bf5019;       /* Laranja terroso - cor principal */
    --primary-light: #a56448; /* Marrom médio para elementos secundários */
    --secondary: #a1826e;     /* Marrom claro para contraste */
    --accent: #000000;        /* Preto para acentos e detalhes */
    --text-dark: #000000;     /* Preto para texto principal */
    --text-medium: #333333;   /* Cinza escuro para textos secundários */
    --text-light: #666666;    /* Cinza médio para textos terciários */
    --background: #ffffff;    /* Branco para fundo principal */
    --background-alt: #e8e6e5; /* Cinza claro para seções alternadas */
    --success: #a56448;       /* Marrom médio para elementos de sucesso */
    --error: #bf5019;         /* Laranja terroso para alertas */
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Bordas e sombras */
    --border-radius: 4px;
    --box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    --box-shadow-hover: 0 8px 25px rgba(0, 0, 0, 0.15);
}

html {
    font-size: 62.5%; /* 1rem = 10px */
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.6rem;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    color: var(--primary);
}

h1 {
    font-size: 4.8rem;
    font-weight: 700;
}

h2 {
    font-size: 3.6rem;
    font-weight: 600;
}

h3 {
    font-size: 2.4rem;
    font-weight: 500;
}

p {
    margin-bottom: var(--spacing-sm);
}

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

a {
    text-decoration: none;
    color: var(--primary);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--primary-light);
}

section {
    padding: var(--spacing-xl) 0;
}

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

.section-header h2 {
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-md);
}

.section-header h2:after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--accent);
}

.section-header p {
    font-size: 1.8rem;
    color: var(--text-medium);
    max-width: 800px;
    margin: 0 auto;
}

/* ===== BOTÕES E ELEMENTOS INTERATIVOS ===== */
.cta-button {
    display: inline-block;
    padding: 1.5rem 3rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 1.6rem;
    box-shadow: var(--box-shadow);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-hover);
}

.cta-button.primary {
    background-color: var(--primary);
    color: white;
    border: 2px solid var(--primary);
}

.cta-button.primary:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-light);
}

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

.cta-button.secondary:hover {
    background-color: var(--primary);
    color: white;
}

.cta-button.whatsapp {
    background-color: #25D366;
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.cta-button.whatsapp:hover {
    background-color: #128C7E;
}

.cta-button.whatsapp i {
    font-size: 2rem;
}

/* ===== HEADER E HERO SECTION ===== */
.hero {
    background: linear-gradient(to right, rgba(191, 80, 25, 0.9), rgba(165, 100, 72, 0.8)), url('https://via.placeholder.com/1920x1080') no-repeat center center/cover;
    color: white;
    padding: var(--spacing-xl) 0;
    position: relative;
}

.hero .container {
    position: relative;
    z-index: 2;
}

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

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-content h1, 
.hero-content h2 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.hero-content h2 {
    font-size: 2.4rem;
    font-weight: 400;
    margin-bottom: var(--spacing-md);
}

.hero-content .subtitle {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.9);
}

/* ===== PROBLEM SECTION ===== */
.problem {
    background-color: var(--background-alt);
}

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.problem-card {
    background-color: white;
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: all 0.3s ease;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.problem-card .icon {
    font-size: 3.6rem;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.problem-card h3 {
    margin-bottom: var(--spacing-sm);
}

/* ===== EXPERT SECTION ===== */
.expert {
    background-color: white;
}

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

.expert-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.expert-text h2 {
    margin-bottom: var(--spacing-xs);
}

.expert-text h3 {
    color: var(--text-medium);
    font-weight: 400;
    margin-bottom: var(--spacing-md);
}

.credentials {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.credentials li {
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
}

.credentials li i {
    color: var(--success);
    margin-right: var(--spacing-xs);
}

.quote {
    border-left: 4px solid var(--primary-light);
    padding-left: var(--spacing-md);
    margin: var(--spacing-md) 0;
    font-style: italic;
    color: var(--text-medium);
}

/* ===== METHOD SECTION ===== */
.method {
    background-color: var(--background-alt);
}

.method-steps {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: flex;
    margin-bottom: var(--spacing-md);
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--primary);
    color: white;
    font-size: 2.4rem;
    font-weight: 700;
    min-width: 80px;
    padding: var(--spacing-md);
}

.step-content {
    padding: var(--spacing-md);
}

.step-content h3 {
    margin-bottom: var(--spacing-xs);
}

/* ===== RESULTS SECTION ===== */
.results {
    background-color: white;
}

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

.result-card {
    background-color: var(--background-alt);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: all 0.3s ease;
}

.result-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
}

.before-after {
    overflow: hidden;
}

.before-after img {
    transition: transform 0.5s ease;
    width: 100%;
}

.result-card:hover .before-after img {
    transform: scale(1.05);
}

.testimonial {
    padding: var(--spacing-md);
}

.testimonial p {
    font-style: italic;
    color: var(--text-medium);
}

.testimonial h4 {
    color: var(--primary);
    margin: var(--spacing-sm) 0 var(--spacing-xs);
}

.testimonial .case {
    font-size: 1.4rem;
    color: var(--text-light);
    font-style: normal;
}

.results-cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

/* ===== FOR WHO SECTION ===== */
.for-who {
    background-color: var(--background-alt);
}

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

.for-who-text ul {
    list-style: none;
    margin: var(--spacing-md) 0;
}

.for-who-text li {
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
}

.for-who-text li i {
    color: var(--success);
    margin-right: var(--spacing-sm);
    font-size: 1.8rem;
}

.for-who-text .highlight {
    font-weight: 600;
    color: var(--primary);
    font-size: 1.8rem;
    margin-top: var(--spacing-md);
}

.for-who-image img {
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

/* ===== FAQ SECTION ===== */
.faq {
    background-color: white;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-sm);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.faq-question {
    padding: var(--spacing-md);
    background-color: var(--background-alt);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background-color: rgba(191, 80, 25, 0.1);
}

.faq-question h3 {
    margin: 0;
    font-size: 1.8rem;
}

.toggle {
    font-size: 1.8rem;
    color: var(--primary);
}

.faq-answer {
    padding: 0 var(--spacing-md);
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: var(--spacing-md);
    max-height: 500px;
}

.faq-item.active .toggle i {
    transform: rotate(45deg);
}

/* ===== GUARANTEE SECTION ===== */
.guarantee {
    background-color: var(--background-alt);
}

.guarantee-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
    background-color: white;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.guarantee-icon {
    font-size: 6rem;
    color: var(--accent);
    flex-shrink: 0;
}

.guarantee-text h2 {
    margin-bottom: var(--spacing-sm);
}

.guarantee-text .highlight {
    font-weight: 600;
    color: var(--primary);
    font-size: 1.8rem;
    margin-top: var(--spacing-md);
}

/* ===== CTA SECTION ===== */
.cta {
    background: linear-gradient(to right, rgba(191, 80, 25, 0.9), rgba(165, 100, 72, 0.8)), url('https://via.placeholder.com/1920x1080') no-repeat center center/cover;
    color: white;
    text-align: center;
}

.cta-content {
    max-width: 800px;
    margin: 0 auto;
}

.cta-content h2 {
    color: white;
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.9);
}

.cta-buttons {
    margin-bottom: var(--spacing-md);
}

.cta-note {
    font-size: 1.4rem;
    font-style: italic;
    color: rgba(255, 255, 255, 0.8);
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--text-dark);
    color: white;
    padding: var(--spacing-lg) 0;
}

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

.footer-logo {
    flex-basis: 100%;
    max-width: 180px;
}

.footer-info {
    flex: 1;
    min-width: 200px;
}

.footer-info p {
    margin-bottom: var(--spacing-xs);
    font-size: 1.4rem;
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 1.8rem;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background-color: var(--primary-light);
    color: white;
    transform: translateY(-3px);
}

.footer-disclaimer {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.6);
}

/* ===== WHATSAPP FLOAT ===== */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 100;
}

.whatsapp-float a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: white;
    border-radius: 50%;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    font-size: 3rem;
    transition: all 0.3s ease;
}

.whatsapp-float a:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

/* ===== MEDIA QUERIES ===== */
@media (max-width: 992px) {
    html {
        font-size: 60%;
    }
    
    .expert-content,
    .for-who-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .expert-image {
        order: -1;
        max-width: 500px;
        margin: 0 auto;
    }
    
    .for-who-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .guarantee-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 58%;
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
    
    .hero {
        padding: var(--spacing-lg) 0;
    }
    
    h1 {
        font-size: 3.6rem;
    }
    
    h2 {
        font-size: 2.8rem;
    }
    
    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .footer-logo,
    .footer-info,
    .footer-social {
        margin-bottom: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    html {
        font-size: 55%;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .problem-grid {
        grid-template-columns: 1fr;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-button {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }
}