/* ==========================================================================
   VARIÁVEIS GLOBAIS (Estética 2026)
   ========================================================================== */
:root {
    --primary-color: #D4AF37; /* Dourado elegante/Construtora */
    --primary-hover: #b5952f;
    --dark-bg: #0f172a;       /* Slate dark */
    --light-bg: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #f1f5f9;
    --white: #ffffff;
    
    /* Tipografia Fluida - clamp(min, val, max) */
    --font-sans: 'Plus Jakarta Sans', sans-serif;
    --text-sm: clamp(0.875rem, 1vw, 1rem);
    --text-base: clamp(1rem, 1.2vw, 1.125rem);
    --text-lg: clamp(1.25rem, 2vw, 1.5rem);
    --text-xl: clamp(2rem, 4vw, 3.5rem);
    
    /* Neumorphism/Glassmorphism Shadows */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    --radius-lg: 24px;
}

/* ==========================================================================
   RESETS & BASE
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    color: var(--text-dark);
    background-color: var(--light-bg);
    line-height: 1.6;
    overflow-x: hidden;
}

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

.section {
    padding: 6rem 0;
}

.section-title {
    font-size: var(--text-xl);
    text-align: center;
    margin-bottom: 3rem;
    font-weight: 800;
}

.highlight {
    color: var(--primary-color);
}

.bg-light { background-color: var(--light-bg); }
.bg-pattern {
    background-color: var(--dark-bg);
    color: var(--text-light);
    background-image: radial-gradient(rgba(255,255,255,0.05) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* ==========================================================================
   UTILITÁRIOS (Corrigindo o fundo da logo)
   ========================================================================== */
.solid-white-bg {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
}

/* ==========================================================================
   ANIMAÇÕES NATIVAS (Scroll-Driven Fallbacks)
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

@keyframes pulse-glow {
    0% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(212, 175, 55, 0); }
    100% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0); }
}