/* Reset Básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
}

/* Tipografia */
h1, h2, h3 {
    font-family: var(--font-serif);
    color: var(--text-main);
}

h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
    padding-bottom: 0.5rem;
}

.text-gold {
    color: var(--color-primary);
}

/* Layout Containers */
.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

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

/* Header & Nav */
header {
    background-color: rgba(13, 17, 23, 0.95);
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

header .container {
    max-width: 95%;
}

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

nav ul {
    display: flex;
    justify-content: flex-end;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}

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

/* Estilo do Logo com Efeito de Remoção de Fundo Branco */
.nav-logo {
    height: 90px;
    width: auto;
    display: block;
    
    /* 
       TRUQUE CSS:
       1. invert(1): Inverte as cores (Fundo branco -> Preto, Texto preto -> Branco)
       2. mix-blend-mode: screen: O preto torna-se transparente, mantendo apenas o branco
       Resultado: Logo branco com fundo transparente, perfeito para dark mode.
    */
    filter: invert(1);
    mix-blend-mode: screen;
}


/* Hero Section */
.hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    /* Textura Premium: Gradiente sutil + Padrão de linhas ultra-fino */
    background: 
        radial-gradient(circle at 80% 20%, rgba(197, 160, 89, 0.08) 0%, transparent 40%),
        repeating-linear-gradient(45deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 20px),
        var(--bg-body);
}

.hero-content h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 2rem;
}

/* Efeito de Texto Dourado Metálico */
.text-gradient {
    background: linear-gradient(to right, #bf953f, #fcf6ba, #b38728, #fbf5b7, #aa771c);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.btn-primary {
    /* Botão com Gradiente Ouro */
    background: linear-gradient(135deg, #c5a059 0%, #e0c075 50%, #b89146 100%);
    color: #0b0f14;
    padding: 15px 40px;
    border-radius: 50px; /* Bordas arredondadas modernas */
    text-decoration: none;
    font-weight: 800;
    font-size: 1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(197, 160, 89, 0.2);
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid rgba(255,255,255,0.1);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(197, 160, 89, 0.4);
    filter: brightness(1.1);
}

/* Sobre Mim */
.about-text {
    font-size: 1.1rem;
    color: var(--text-muted);
}

/* Áreas de Atuação (Grid de Cards) */
.areas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    transition: transform 0.3s, border-color 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
}

.card h3 {
    margin-bottom: 1rem;
    color: var(--color-primary);
}

/* Contato */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

/* Garante que o Label fique EM CIMA do Input (Padrão UX Moderno) */
form div {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

label {
    font-weight: 600;
    color: var(--color-primary);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-left: 4px;
}

input, textarea {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 1rem;
    color: var(--text-main);
    border-radius: var(--border-radius);
    font-family: var(--font-sans);
    resize: none;
}

button[type="submit"] {
    cursor: pointer;
    border: none;
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
    color: var(--text-muted);
}

/* WhatsApp Flutuante */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    z-index: 9999;
    transition: all 0.3s ease;
    border: 2px solid rgba(255,255,255,0.1);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.4); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Toast Notification Styles */
#toast {
    visibility: hidden;
    min-width: 280px;
    background: linear-gradient(135deg, #c5a059 0%, #e0c075 100%); /* Dourado */
    color: #000;
    text-align: center;
    border-radius: 50px;
    padding: 16px 24px;
    position: fixed;
    z-index: 10000;
    left: 50%;
    bottom: 30px;
    transform: translateX(-50%);
    font-size: 1rem;
    font-weight: 800;
    box-shadow: 0 4px 20px rgba(0,0,0,0.6);
    opacity: 0;
    transition: opacity 0.5s, bottom 0.5s, visibility 0.5s;
    border: 2px solid rgba(255,255,255,0.2);
}

#toast.show {
    visibility: visible;
    opacity: 1;
    bottom: 100px; /* Sobe para dar destaque */
}