/* ==================================
   Variaveis Globais / Design System
=================================== */
:root {
    /* Cores */
    --color-bg-white: #FFFFFF;
    --color-bg-light: #F8F9FA;
    --color-text-main: #1A1A1C;
    --color-text-muted: #6E6E73;
    
    /* Gradiente Nebula */
    --color-nebula-start: #00C6FF;
    --color-nebula-end: #8A2BE2;
    --gradient-nebula: linear-gradient(135deg, var(--color-nebula-start) 0%, var(--color-nebula-end) 100%);
    
    /* Sombras e Efeitos */
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 15px 35px rgba(0, 0, 0, 0.1);
    --shadow-btn-glow: 0 4px 15px rgba(138, 43, 226, 0.3);
    --radius-soft: 12px;
    --radius-btn: 30px; /* Bordas arredondadas e finas para o botao elegante */
    
    /* Espaçamentos */
    --section-padding: 80px 0;
}

/* ==================================
   Resets e Tipografia
=================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--color-text-main);
    background-color: var(--color-bg-white);
    line-height: 1.6;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

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

h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 20px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s ease;
}

/* Utilitarios */
.text-nebula {
    background: var(--gradient-nebula);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

/* ==================================
   1. Header Sticky (Glassmorphism)
=================================== */
.sticky-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(15px); /* EFEITO VIDRO AQUI */
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding: 15px 0;
    transition: all 0.3s ease;
}

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

.logo {
    font-weight: 700;
    letter-spacing: 1px;
    font-size: 1.2rem;
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a:hover {
    color: var(--color-nebula-end);
}

/* ==================================
   Botôes (Elegantes e Finos)
=================================== */
/* O botão fica com padding menor verticalmente (12px) e mais horizontal (28px), 
   dando um aspect mais fino, semelhante a um botão de audio de sistema */
.btn-primary {
    display: inline-block;
    background: var(--gradient-nebula);
    color: white !important;
    padding: 12px 28px;
    border-radius: var(--radius-btn);
    font-weight: 500;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

/* Efeito Hover do Botão (Levitar + Brilho) */
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-btn-glow);
}

.btn-primary-outline {
    display: inline-block;
    color: var(--color-text-main);
    padding: 10px 24px;
    border-radius: var(--radius-btn);
    border: 1px solid rgba(0,0,0,0.1);
    font-size: 0.9rem;
}

.btn-primary-outline:hover {
    border-color: var(--color-nebula-start);
    color: var(--color-nebula-end);
}

.btn-full {
    width: 100%;
}

/* ==================================
   2. Hero Section
=================================== */
.hero-section {
    padding: 120px 0;
    text-align: center;
    background: linear-gradient(180deg, rgba(235, 245, 255, 0.3) 0%, rgba(255,255,255,1) 100%);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--color-text-muted);
    max-width: 700px;
    margin: 0 auto 40px auto;
}

/* ==================================
   3. Estruturas Gerais de Section
=================================== */
.section-light {
    background-color: var(--color-bg-light);
    padding: var(--section-padding);
}

.section-white {
    background-color: var(--color-bg-white);
    padding: var(--section-padding);
}

.section-desc {
    color: var(--color-text-muted);
    margin-bottom: 50px;
    font-size: 1.1rem;
}

/* Grids */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }

/* Dor vs Solução Cards */
.pain-card, .solution-card {
    background: white;
    padding: 40px;
    border-radius: var(--radius-soft);
    box-shadow: var(--shadow-soft);
}

.pain-title { color: #d63031; }
.solution-title { background: var(--gradient-nebula); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

/* ==================================
   4. Prova Social (Reviews)
=================================== */
.review-card {
    background: var(--color-bg-light);
    padding: 30px;
    border-radius: var(--radius-soft);
    text-align: left;
    transition: transform 0.3s ease;
    border: 1px solid rgba(0,0,0,0.03);
}

.stars { color: #f1c40f; margin-bottom: 15px; font-size: 1.2rem;}
.review-text { font-style: italic; color: var(--color-text-muted); margin-bottom: 15px;}
.reviewer { font-weight: 600; font-size: 0.9rem;}

/* ==================================
   5. Produtos (Oferta)
=================================== */
.product-card {
    background: white;
    border-radius: var(--radius-soft);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    transition: all 0.4s ease;
}

/* Efeito Hover Reveal/Raise nos Cards */
.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.product-img-placeholder {
    height: 250px;
    background: #E8EAED;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9AA0A6;
    font-weight: 500;
}

.product-info {
    padding: 25px;
    text-align: left;
}

.badge-validado {
    display: inline-block;
    background: rgba(0, 198, 255, 0.1);
    color: #008eb3;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.product-name {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.product-price {
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--color-nebula-end);
}

/* ==================================
   6. Footer
=================================== */
.footer {
    padding: 40px 0;
    background-color: var(--color-bg-white);
    border-top: 1px solid rgba(0,0,0,0.05);
    text-align: center;
}

.footer-logo {
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-text-muted);
}

/* ==================================
   7. Animações de Rolagem (Scroll Reveal)
=================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.zoom {
    transform: scale(0.95) translateY(30px);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}