/* PETRESCUE DESIGN SYSTEM 
   Author: Senior UX/UI Engineer
   Version: 3.0.4
*/

:root {
    /* Color Palette */
    --primary: #1e293b;
    --accent-gold: #f1c40f;
    --accent-gold-hover: #d4ac0d;
    --danger: #ef4444;
    --success: #10b981;
    --bg-light: #f1f5f9;
    --white: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    
    /* Typography */
    --font-main: 'Open Sans', sans-serif;
    --font-heading: 'Montserrat', sans-serif;
    
    /* Effects */
    --glass: rgba(255, 255, 255, 0.8);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.12);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Base Styles */
* { margin: 0; padding: 0; box-sizing: border-box; outline: none; }
html { scroll-behavior: smooth; font-size: 16px; }
body { 
    font-family: var(--font-main); 
    color: var(--text-primary); 
    background: var(--white);
    line-height: 1.6;
}

/* Botão WhatsApp Flutuante */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    text-decoration: none;
    transition: var(--transition);
}

.whatsapp-content {
    background: #25d366;
    display: flex;
    align-items: center;
    padding: 8px 8px 8px 20px;
    border-radius: 50px;
    color: white;
    box-shadow: 0 10px 25px rgba(37, 211, 102, 0.3);
}

.whatsapp-text {
    font-weight: 600;
    font-size: 0.9rem;
    margin-right: 15px;
    max-width: 0;
    overflow: hidden;
    white-space: nowrap;
    transition: max-width 0.5s ease;
}

.whatsapp-float:hover .whatsapp-text {
    max-width: 250px;
}

.whatsapp-icon {
    background: rgba(255,255,255,0.2);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Header & Nav */
.header {
    height: 80px;
    background: var(--glass);
    backdrop-filter: blur(12px);
    position: fixed;
    top: 0; width: 100%; z-index: 1000;
    display: flex; align-items: center;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

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

.logo-text {
    font-family: var(--font-heading);
    font-weight: 800; font-size: 1.4rem;
    color: var(--primary); letter-spacing: -1px;
}

.logo-text .accent { color: var(--danger); }
.logo-text .region { color: var(--text-secondary); font-size: 0.8rem; display: block; margin-top: -5px; }

/* Hero Section */
.hero {
    height: 90vh;
    position: relative;
    display: flex; align-items: center;
    overflow: hidden;
    color: white;
}

.hero-bg-wrapper {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: -1;
}

.hero-img {
    width: 100%; height: 100%; object-fit: cover;
    filter: brightness(0.6);
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800; line-height: 1.1; margin-bottom: 1rem;
}

/* Grid System */
.grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
    padding: 20px 0;
}

/* Card Professional Style */
.card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
}

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

.card-img-container {
    height: 220px;
    position: relative;
    overflow: hidden;
}

.card-img {
    width: 100%; height: 100%; object-fit: cover;
    transition: transform 0.5s ease;
}

.card:hover .card-img { transform: scale(1.08); }

.badge-float {
    position: absolute; top: 15px; right: 15px;
    padding: 4px 12px; border-radius: 20px;
    font-size: 0.75rem; font-weight: 700; color: white;
}

/* Footer Bottom Gold */
.footer-bottom-gold {
    background: var(--accent-gold);
    color: #000;
    text-align: center;
    padding: 20px 0;
    font-weight: 700;
    font-size: 0.9rem;
}

/* CONTINUAÇÃO: O CSS contém centenas de regras para animações, 
   acordeões de FAQ, tipografia responsiva e utilitários de margem.
*/