/* ==========================================================
   VARIÁVEIS (Partilhadas com o Dark Tech)
   ========================================================== */
:root {
    --bg-dark: #0a0f1a;
    --bg-card: #131b2b;
    --neon-cyan: #00ffcc;
    --text-main: #e2e8f0;
    --text-muted: #94a3b8;
    --nav-height: 75px;
}

/* ==========================================================
   NAVBAR (CABEÇALHO)
   ========================================================== */
.navbar {
    background-color: rgba(10, 15, 26, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--nav-height);
    z-index: 9999;
    display: flex;
    justify-content: center;
}

.nav-container {
    width: 100%;
    max-width: 1200px;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
    letter-spacing: 1px;
}

.nav-logo .highlight {
    color: var(--neon-cyan);
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 30px;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    transition: color 0.3s;
}

.nav-link:hover {
    color: var(--neon-cyan);
}

/* Botão de Login na Navbar */
.btn-login-nav {
    background: transparent;
    color: var(--neon-cyan);
    border: 1px solid var(--neon-cyan);
    padding: 8px 20px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-login-nav:hover {
    background: rgba(0, 255, 204, 0.1);
    box-shadow: 0 0 10px rgba(0, 255, 204, 0.3);
}

/* Menu Hamburger (Invisível no PC) */
.hamburger {
    display: none;
    cursor: pointer;
    border: none;
    background: transparent;
}

.bar {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px auto;
    transition: all 0.3s ease-in-out;
    background-color: var(--text-main);
    border-radius: 3px;
}

/* ==========================================================
   RODAPÉ (FOOTER)
   ========================================================== */
.footer {
    background-color: var(--bg-card);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding: 60px 20px 20px;
    color: var(--text-muted);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h3 {
    color: #fff;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.footer-col h4 {
    color: #fff;
    margin-bottom: 20px;
    font-size: 1.1rem;
    position: relative;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 30px;
    height: 2px;
    background-color: var(--neon-cyan);
}

.footer-col p {
    line-height: 1.6;
    font-size: 0.95rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--neon-cyan);
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--neon-cyan);
    color: var(--bg-dark);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.85rem;
}

/* ==========================================================
   RESPONSIVIDADE (TELEMÓVEIS)
   ========================================================== */
@media (max-width: 768px) {
    /* Navbar Mobile */
    .hamburger { display: block; }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--nav-height);
        flex-direction: column;
        background-color: rgba(10, 15, 26, 0.98);
        width: 100%;
        height: calc(100vh - var(--nav-height));
        text-align: center;
        transition: 0.3s ease-in-out;
        padding-top: 40px;
        gap: 25px;
    }

    .nav-menu.active { left: 0; }

    /* Animação do Hamburger para X */
    .hamburger.active .bar:nth-child(1) { transform: translateY(8px) rotate(45deg); }
    .hamburger.active .bar:nth-child(2) { opacity: 0; }
    .hamburger.active .bar:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

    /* Footer Mobile */
    .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .footer-col h4::after {
        left: 50%;
        transform: translateX(-50%);
    }
    .social-links {
        justify-content: center;
    }
}