:root {
    --bg-dark: #0a0a0a; /* Fundo principal (Preto) */
    --bg-panel: #141414; /* Fundo do menu lateral */
    --bg-card: #1a1a1a; /* Fundo dos cards */
    --text-main: #ffffff; /* Texto principal (Branco) */
    --text-muted: #888888; /* Texto secundário (Cinza) */
    --primary-blue: #007bff; /* Azul Fusion */
    --primary-glow: rgba(0, 123, 255, 0.3);
    --sidebar-width: 260px;
}

/* Reset Base */
body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    display: flex;
    min-height: 100vh;
}

/* ================= MENU LATERAL ================= */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-panel);
    border-right: 1px solid #222;
    position: fixed;
    height: 100vh;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

.sidebar-logo {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--text-main);
    text-decoration: none;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    gap: 10px;
    text-transform: uppercase;
}

.sidebar-logo span {
    color: var(--primary-blue);
}

.nav-menu {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 15px;
    color: var(--text-muted);
    text-decoration: none;
    padding: 12px 15px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    text-transform: uppercase;
}

.nav-link i {
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.nav-link:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
}

.nav-link.active {
    background: linear-gradient(90deg, rgba(0, 123, 255, 0.1) 0%, transparent 100%);
    color: var(--primary-blue);
    border-left: 3px solid var(--primary-blue);
}

/* ================= ÁREA PRINCIPAL ================= */
.main-wrapper {
    margin-left: var(--sidebar-width);
    flex: 1;
    display: flex;
    flex-direction: column;
    width: calc(100% - var(--sidebar-width));
}

.topbar {
    background-color: var(--bg-dark);
    padding: 1.5rem 3rem;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    border-bottom: 1px solid #1a1a1a;
}

.content-area {
    padding: 4rem 3rem;
}

/* ================= BOTÕES ================= */
.btn-fusion {
    background: var(--primary-blue);
    color: var(--text-main);
    border: none;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 800;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-fusion:hover {
    background: #0056b3;
    color: var(--text-main);
    box-shadow: 0 0 20px var(--primary-glow);
    transform: translateY(-2px);
}

.btn-outline-fusion {
    background: transparent;
    color: var(--text-muted);
    border: 1px solid #333;
    padding: 12px 30px;
    border-radius: 4px;
    font-weight: 800;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.btn-outline-fusion:hover {
    border-color: var(--primary-blue);
    color: var(--primary-blue);
}

/* ================= HERO & TEXTOS ================= */
.hero-subtitle {
    color: var(--text-muted);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero-title {
    font-size: 5rem;
    font-weight: 900;
    text-transform: uppercase;
    line-height: 1;
    margin-bottom: 1.5rem;
}

.hero-title span {
    color: var(--primary-blue);
}

.hero-desc {
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin-bottom: 3rem;
    line-height: 1.6;
}

/* ================= ESTATÍSTICAS ================= */
.stats-container {
    display: flex;
    gap: 4rem;
    margin-top: 5rem;
    border-top: 1px solid #222;
    padding-top: 3rem;
}

.stat-item h3 {
    font-size: 2.5rem;
    font-weight: 900;
    margin: 0 0 5px 0;
}

.stat-item p {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0;
}