/* ===================================================================
   site-nav.css — Barra superior compartilhada.
   Paginas: / (home), /docs, /verify, /app (painel do cliente), /login, /register.
   Desktop: marca + navegacao na mesma linha.
   Mobile: 1 linha com a marca, 1 linha com a navegacao rolavel lateralmente.
   =================================================================== */

.site-nav {
    position: sticky;
    top: 0;
    z-index: 950;
    background: rgba(7, 8, 18, 0.9);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.site-nav-in {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 20px;
    min-height: 60px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.site-nav-top { display: contents; }

.site-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    flex-shrink: 0;
}

.site-brand:hover { text-decoration: none; }

.site-brand-mark {
    width: 32px;
    height: 32px;
    border-radius: 10px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #00d4ff;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.18), rgba(0, 212, 255, 0.05));
    border: 1px solid rgba(0, 212, 255, 0.35);
    box-shadow: 0 6px 18px -8px rgba(0, 212, 255, 0.6);
    flex-shrink: 0;
}

.site-brand-mark svg { width: 17px; height: 17px; stroke-width: 2.2; }

.site-brand-name {
    color: #fff;
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 1.4px;
    white-space: nowrap;
    line-height: 1;
}

.site-brand-name em { font-style: normal; color: #00d4ff; }

.site-nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
}

.site-nav-item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 8px 13px;
    border-radius: 10px;
    border: 1px solid transparent;
    color: #9aa0b8;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: color 0.15s, background 0.15s, border-color 0.15s;
}

.site-nav-item svg { width: 15px; height: 15px; stroke-width: 2; flex-shrink: 0; }

.site-nav-item:hover { color: #fff; background: rgba(255, 255, 255, 0.06); text-decoration: none; }

.site-nav-item.active {
    color: #00d4ff;
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.3);
}

.site-nav-aside {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

/* botoes de autenticacao (entrar / criar conta / sair) */
.site-auth { display: inline-flex; align-items: center; gap: 8px; }

.site-auth-link {
    color: #9aa0b8;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    padding: 7px 10px;
    border-radius: 9px;
    white-space: nowrap;
}

.site-auth-link:hover { color: #fff; background: rgba(255, 255, 255, 0.06); text-decoration: none; }
.site-auth-link.danger { color: #ef4444; }

.site-auth-btn {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 10px;
    background: linear-gradient(135deg, #0077ff, #00c6ff);
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    text-decoration: none;
    white-space: nowrap;
    box-shadow: 0 8px 20px -10px rgba(0, 119, 255, 0.9);
}

.site-auth-btn:hover { filter: brightness(1.1); color: #fff; text-decoration: none; }

.site-auth-user {
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #e0e0e8;
    font-size: 13px;
    font-weight: 600;
}

/* ---------------- Mobile ---------------- */
@media (max-width: 840px) {
    .site-nav-in {
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0;
        min-height: 0;
    }

    .site-nav-top {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
        min-height: 54px;
        padding: 0 12px 0 14px;
    }

    /* rolagem lateral sem barra visivel */
    .site-nav-links {
        width: 100%;
        margin-left: 0;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        gap: 6px;
        padding: 2px 10px 10px;
        justify-content: flex-start;
    }

    .site-nav-links::-webkit-scrollbar { display: none; }

    .site-nav-item {
        padding: 7px 12px;
        font-size: 12.5px;
        flex-shrink: 0;
    }

    .site-nav-item svg { width: 14px; height: 14px; }

    .site-auth-user { max-width: 110px; }
}

@media (prefers-reduced-motion: reduce) {
    .site-nav,
    .site-nav *,
    .site-nav *::before,
    .site-nav *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}